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Electric vehicle

Subclass of:

701 - Data processing: vehicles, navigation, and relative location

701001000 - VEHICLE CONTROL, GUIDANCE, OPERATION, OR INDICATION

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Entries
DocumentTitleDate
20130073126SYSTEMS AND METHODS FOR DIAGNOSING AUXILIARY EQUIPMENT ASSOCIATED WITH AN ENGINE - Methods and systems are provided for an engine and associated auxiliary equipment. A condition of the auxiliary equipment may be diagnosed based on information provided by signals from a generator operationally connected to the auxiliary equipment and/or other signals associated with the engine. Different types of degradation may be distinguished based on discerning characteristics within the information. Thus, a degraded auxiliary equipment component may be identified in a manner that reduces service induced delay.03-21-2013
20110178664HYBRID VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to a selected one of the sub power storage devices to convert voltage between the selected sub power storage device and an electric power feeding line bidirectionally. In response to decrease in SOC of the selected sub power storage device being used, a request to switch the sub power storage device is generated and accordingly a switching process for a relay is performed. Here, while a process for starting or stopping an engine is being performed, the request to switch will not be generated even when decrease in SOC is detected. Likewise, while a process for switching the sub power storage device is being performed, the process for starting or stopping the engine will not be started even when a request to start or stop the engine is generated.07-21-2011
20110178663Plug-In Electric Vehicle Interlock - To prevent damage of a cord set used to charge a plug-in electric vehicle when the vehicle is driven away while the cord set is attached, an interlock can be provided to disable the vehicle. Such interlock may be based on a protective door over the charging receptacle being open or detection that a cord set is plugged in. However, in the event that the vehicle is in an activated state, the interlock is prevented from disabling the vehicle according to an embodiment of the disclosure. That is, undesirable disabling of the vehicle is prevented when either there is no indication of a cord set being coupled to the vehicle or the vehicle is in an activated state.07-21-2011
20130030638HYBRID VEHICLE - A hybrid vehicle is provided in which after a determination is made as to whether the remaining capacity is higher than a first threshold value, any one of a first running mode, a second running mode, and a third running mode is selected depending on first speed, second speed, or third speed so that the vehicle runs in the mode, whereby the vehicle can run by easily selecting an appropriate series hybrid mode or an appropriate parallel hybrid mode in each range depending on whether the remaining capacity is higher than the first threshold value, and running control can be made stable and easy.01-31-2013
20130030633CONTROL DEVICE FOR HYBRID VEHICLE, AND HYBRID VEHICLE INCORPORATING CONTROL DEVICE - An ECU uses a map or the like prepared in advance to calculate a discharge allowable power. Then, the ECU sets a VH upper limit value at the first upper limit value. When the running mode is not at a CD mode (that is, at a CS mode), or when the engine is operating, the ECU proceeds to S01-31-2013
20130030637HYBRID PLUG-IN VEHICLE CONTROL DEVICE - A plugin hybrid vehicle is installed with an engine, an oil pump coupled to an output shaft of the engine to be driven by the engine, a motor/generator coupled to the output shaft of the engine, and a battery. An ECU controls the motor/generator to rotate the output shaft of the engine during charging of the battery using power supplied from a power source on the exterior of the plugin hybrid vehicle.01-31-2013
20130030636TRAVELING APPARATUS AND CONTROL METHOD AND CONTROL PROGRAM THEREOF - A traveling apparatus includes first and second drive wheels; a first motor that drives the first drive wheel; a second motor that drives the second drive wheel; a switch that switches a drive shaft of the first drive wheel and a drive shaft of the second drive wheel between a coupled state and a non-coupled state; an abnormality detector that detects an abnormal state in the first and second motors; and a controller that controls switching of the switch based on the abnormal state detected by the abnormality detector. When the abnormality detector detects the abnormal state, the controller may control the switch to switch the drive shaft of the first drive wheel and the drive shaft of the second drive wheel from the non-coupled state to the coupled state.01-31-2013
20130030635HYBRID VEHICLE - If it is determined that switching from a CD mode to a CS mode is requested by a running mode switching request switch, an ECU determines whether or not SOC of a power storage device is higher than a threshold value. If SOC is determined to be higher than the threshold value, ECU further determines whether or not temperature of the power storage device is lower than a threshold value. If SOC is determined to be higher than the threshold value and the temperature is determined to be lower than the threshold value, the ECU denies the request for switching from the CD mode to the CS mode, and maintains the CD mode as the running mode.01-31-2013
20130030634CONTROL DEVICE FOR HYBRID VEHICLE, AND HYBRID VEHICLE INCORPORATING CONTROL DEVICE - An ECU includes a running mode control unit, a Wout control unit, and an engine start/stop determination unit. The running mode control unit controls switching of a running mode including a CD mode in which an engine is stopped and running using a motor generator alone is given priority, and a CS mode in which the engine is operated and the SOC of a power storage device is maintained at a predetermined target. The engine start/stop determination unit carries out a start determination of the engine based on a discharge allowable power indicating electric power that can be discharged by the power storage device. The Wout control unit modifies the discharge allowable power based on the running mode and operation/stop of the engine.01-31-2013
20130030632HYBRID VEHICLE PRIME MOVERS COMMUNICATION CONTROL STRATEGY - Messaging in a controller area network is modified to hide thermal engine torque and angular velocity change requests originating with selected nodes with relatively low contention access priority from an engine controller and to route the messages instead through an intermediary controller which is an independent source of thermal engine torque and angular velocity change requests. More specifically, in a hybrid vehicle having a body controller with operational control over power take off equipment, a hybrid controller and a thermal engine controller, angular velocity and torque change requests to support power take off operation are embedded in auxiliary input/output messages. The hybrid controller operates on these auxiliary messages, conflating the embedded angular velocity and torque change requests with its own and rebroadcast in conventional form.01-31-2013
20130030631Electric Drive Vehicle Control System - Electronic control systems and related control methods for controlling electric drive motors for propelling a vehicle and electric auxiliary motors for performing work. The apparatus is shown in use with a vehicle that includes a mowing deck. Features of the control systems allow for safe and efficient use of the vehicle. These features include a power take-off timeout, automatic fail-safe brake (parking), and customized drive characteristics.01-31-2013
20130030630DYNAMICALLY LIMITING VEHICLE OPERATION FOR BEST EFFORT ECONOMY - Vehicle operation (e.g., speed, acceleration) may be limited based on various conditions such as a current charge condition of an electrical energy storage devices (e.g., batteries, super- or ultracapacitors), history of such, conditions related to the vehicle (e.g., mileage, weight, size, drag coefficient), a driver or operator of the vehicle (e.g., history with respect to speed, acceleration, mileage) and/or environmental conditions (e.g., ambient temperature, terrain). A controller may control operation of one or more power converters to limit current and/or voltage supplied to a traction electric motor, accordingly.01-31-2013
20130030629BICYCLE MOTOR CONTROL APPARATUS - A bicycle motor control apparatus includes a bicycle crank position detecting device, a bicycle crank position determining section, a stop determining section and a motor control section. The bicycle crank position detecting device detects a position of a bicycle crank. The bicycle crank position determining section determines if the bicycle crank is in a prescribed region including a bottom dead center position based on a detection result from the bicycle crank position detecting device. The stop determining section that determines a stopped state indicative of at least one a bicycle crank stopped state and a bicycle stopped state. The motor control section selectively outputs a motor driving command and stops the output of the motor driving command during a period in which the bicycle crank position determining section determines that the bicycle crank is in the prescribed region and the stop determining section determines that the stopped state exists.01-31-2013
20130030628MOTOR OPERATION CONTROL SYSTEM FOR AN ELECTRICALLY VARIABLE TRANSMISSION - A motor operation control system and method for controlling first and second electric motors of an electrically variable transmission. The system and method determine a minimum battery power associated with a torque of the second electric motor, set the torque of the second electric motor based on the determined minimum battery power, and set a torque of the first electric motor based on the determined minimum battery power.01-31-2013
20130030627MODE SELECTION CONTROL SYSTEM FOR AN ELECTRICALLY VARIABLE TRANSMISSION - A mode selection control system and method for controlling an electrically variable transmission. The system and method calculate respective costs for operating the vehicle in a plurality of operating modes based on a battery discharge penalty and the costs associated with operating the electrical and mechanical portions of the transmission. The method selects an operating mode having the lowest calculated cost.01-31-2013
20130030626SHIFT EXECUTION CONTROL SYSTEM FOR AN ELECTRICALLY VARIABLE TRANSMISSION - A system and method of controlling first and second electric motors of a vehicle having an electrically variable transmission during an engine start/stop operation. The system and method determine a type of shift being performed, determine if a first clutch is being applied or released during the shift, determine if a second clutch is being applied or released during the shift, determine an acceleration limit based on the shift being performed and which clutch is being applied and/or released, determine acceleration and speed profiles based on the shift being performed, which clutch is being applied and/or released and the acceleration limit, determine a first electric motor torque and a second electric motor torque based on the acceleration and speed profiles, and set the torques of the first and second electric motors to the determined first and second electric motor torques.01-31-2013
20130030625CONTROL METHOD FOR POWERTRAIN OF HYBRID VEHICLE IN COMPOUND SPLIT MODE - A control method for a powertrain of a hybrid vehicle executing a compound split mode where a first carrier and a second ring gear are selectively connected. More specifically, a controller, determines a target torque of the second motor/generator based on a gear ratio of the first sun gear and the first ring gear, a gear ratio of the second sun gear and the second ring gear, a demand torque of the powertrain, and an output torque of the first motor/generator; determines a compensation value based on a target speed of the engine and a current speed of the engine; and determines a final torque of the second motor/generator based on the target torque of the second motor/generator and the compensation value, and controlling the second motor/generator according to the final torque of the second motor/generator.01-31-2013
20130030624HYBRID DRIVE APPARATUS - A hybrid drive apparatus includes an input member that is connected via a rotary electric machine and an input clutch to an internal combustion engine, a transmission device that has an engagement element for transmitting and starting, and that transmits rotation of the input member to an output member at a changed speed, an oil pump that is driven by the input member. The input clutch has a plurality of friction materials and an elastic member urging the plurality of friction materials in the pressing direction. The control device, when detecting a start preliminary operation by a driver, rotates the rotary electric machine to cause the oil pump to produce the circulating oil pressure that disengages the input clutch by canceling out the urging force of the elastic member, and engages the engagement element for starting, after disengaging the input clutch.01-31-2013
20130030623Method and Device for Controlling Hybrid Functions in a Motor Vehicle - In a method and a device for controlling hybrid functions in a motor vehicle, including at least one control unit, hybrid functions of a motor vehicle are controlled by the control unit, the control unit switching off at least one hybrid function above a predetermined battery temperature.01-31-2013
20130030622SYSTEM AND METHOD FOR MANAGING WASTE HEAT OF ELECTRIC VEHICLE - Disclosed herein is a waste heat management system of an electric vehicle. In particular, a pump for controlling the flow of cooling fluid, an OBC cooling fluid line and a motor cooling fluid line which diverge in parallel from an outlet of a cooling fluid line of the fluid pump, and a heater core cooling fluid line and a radiator cooling fluid line which are respectively connected in parallel with a junction of an inlet of the fluid pump cooling fluid line and a junction of outlets of the heater core cooling fluid line and the radiator cooling fluid line, are interconnected to provide both heating and air-conditioning to the interior of the vehicle. Additionally, the present invention, also allows the motor to be preheated when the vehicle is not running.01-31-2013
20130030621DISCHARGE TECHNIQUE FOR RESIDUAL HIGH VOLTAGE IN HYBRID VEHICLE AND METHOD THEREOF - Disclosed is a technique for discharging a residual high voltage of a hybrid vehicle that includes a high voltage battery and a battery controller controlling the high voltage battery, a high voltage DC-DC converter connected to the high voltage battery to charge or discharge the high voltage battery, and a motor controller connected to the high voltage DC-DC converter to control a motor. A discharge control unit is connected to the motor controller to discharge the residual high voltage through the motor, and a shutdown control unit turns off the high voltage DC-DC converter and the motor controller when the discharge control terminates.01-31-2013
20130030620Battery Cell Capacity Balancing System And Method - A power system for a vehicle may include at least one controller and a battery having a plurality of cells. The at least one controller may, for each of the cells, determine a capacity of the cell, determine a duration of time to supply cell load current to reduce the determined capacity of the cell to a value approximately equal to a minimum of the determined capacities, and cause the cell to supply cell load current for the determined duration of time to balance the battery.01-31-2013
20130030619Battery Cell Capacity Balancing System And Method - A vehicle may include an electric machine that generates motive power for the vehicle, a plurality of cells that store energy for the electric machine, and at least one controller. The at least one controller may cause the cells to receive current for a period of time and, during the period of time, cause at least some of the cells to supply cell load current such that at the expiration of the period of time, the amount of energy stored by the cells is at least equal to a predetermined target energy level.01-31-2013
20130030618Time-Based Vehicle Battery Balancing System And Method - A power system for a vehicle may include at least one controller and a battery having a plurality of cells. The at least one controller may, for each of the cells, determine a voltage of the cell, determine a discharge time to reduce the voltage to a value approximately equal to a minimum of the determined voltages, and cause the cell to discharge for the discharge time to balance the battery.01-31-2013
20130030617Battery Cell Voltage Balancing System And Method - A vehicle may include an electric machine that generates motive power for the vehicle, a plurality of cells that store energy for the electric machine, and at least one controller. The at least one controller may cause the cells to receive current for a period of time and, during the period of time, cause at least some of the cells to supply cell load current such that at the expiration of the period of time, the amount of energy stored by the cells is at least equal to a predetermined target energy level.01-31-2013
20130030616METHOD AND SYSTEM FOR ENGINE CONTROL - Methods and systems are provided for adjusting operation of a plug-in hybrid electric vehicle responsive to a seasonal grade of the fuel available in the vehicle's fuel tank. If the seasonal grade of fuel in the fuel tank does not correspond to the seasonal grade of fuel mandated during the time of engine operation, a fuel injection amount is adjusted to compensate for differences between seasonal grades of a fuel.01-31-2013
20130030615PARKING ASSIST DEVICE FOR VEHICLE AND ELECTRICALLY POWERED VEHICLE INCLUDING THE SAME - A control device controls a vehicle to perform position adjustment between a power transmission unit and a power reception unit based on a power receiving situation of the power reception unit. A height sensor is for sensing change in vehicle height of the vehicle. The control device uses relation between the power receiving situation and a distance between the power transmission unit and the power reception unit, which is predetermined according to an output from the height sensor, to perform the position adjustment between the power transmission unit and the power reception unit based on the output from the height sensor and the power receiving situation.01-31-2013
20110184602Hybrid vehicles - A hybrid vehicle comprises an internal combustion engine, a traction motor, a starter motor, and a battery bank, all controlled by a microprocessor in accordance with the vehicle's instantaneous torque demands so that the engine is run only under conditions of high efficiency, typically only when the load is at least equal to 30% of the engine's maximum torque output. In some embodiments, a turbocharger may be provided, activated only when the load exceeds the engine's maximum torque output for an extended period; a two-speed transmission may further be provided, to further broaden the vehicle's load range. A hybrid brake system provides regenerative braking, with mechanical braking available in the event the battery bank is fully charged, in emergencies, or at rest; a control mechanism is provided to control the brake system to provide linear brake feel under varying circumstances.07-28-2011
20100161164ELECTRIC VEHICLE WITH PITCH CONTROL DEVICE - Changes in the number of passengers or in load cause significant changes in vehicle weight, thus making it impossible to appropriately suppress a pitching motion of a vehicle chassis, hence rendering a necessary driving torque difficult to ensure, resulting in a decrease in drivability being insuppressible. An electric vehicle with a drive including a motor and a controller comprises a pitching quantity detector that detects a magnitude of a pitching motion of the vehicle, a vehicle weight determination unit that determines weight of the vehicle, a torque correction calculator that uses a traveling state of the vehicle and the determined vehicle weight to change a driving torque output from the drive, and a control gain varying element that adjusts a control gain of the torque correction calculator according to a magnitude of the vehicle weight value output from the vehicle weight determination unit.06-24-2010
20100161166Drive control apparatus for hybrid vehicle, travel schedule making apparatus for hybrid vehicle and travel route prediction apparatus - A drive control apparatus for a hybrid vehicle is disclosed. The apparatus is configured to: record, for every section of a traveled route, a number of times the hybrid vehicle has traveled the section; identify subsequent sections, which the hybrid vehicle is expected to travel after a present position section; calculate, for every subsequent section, a travel probability that the hybrid vehicle travels the subsequent section, based on the number of times; determine a high reliable section based on the travel probability; and perform the drive control of the internal combustion engine and the motor based on the travel schedule when it is determined that the hybrid vehicle has moved into the high reliable section, the travel schedule being made through setting a planned section to the high reliable section.06-24-2010
20090198398Drive-and-control system for hybrid vehicles - A schedule of control indexes can be planned for a route providing high accuracy control of an engine, a motor and a battery in a hybrid vehicle. Running information used to determine control indexes is collected while a vehicle is run from a point of departure to a destination and stored in a storage medium. When the vehicle has reached a destination, a schedule of control indexes is planned on the basis of the stored running information. Control of the hybrid vehicle using the plan reduces fuel consumption of an engine from the point of departure to the destination.08-06-2009
20120173058MODULARIZED HYBRID POWER TRAIN CONTROL - A method includes manufacturing a first assembly having an application requirements module that interprets a contemporaneous performance specification, and an energy partitioning module that provides an electric motor torque target, a battery power flux target, and an internal combustion engine torque target. The method further includes manufacturing a second assembly having an engine control module that controls an internal combustion engine in response to the internal combustion engine torque target. The method includes integrating the first assembly and the second assembly with a third assembly to form a completed hybrid power train, where the third assembly includes a datalink that receives the internal combustion engine torque target from the first assembly and provides the internal combustion engine torque target to the second assembly.07-05-2012
20120173059MACHINE AND POWER SYSTEM WITH ELECTRICAL ENERGY STORAGE DEVICE - A machine includes a power system. The power system may include a prime mover drivingly connected to an electric generator. The power system may also include a power line operably connected to the electric generator. Additionally, the power system may include a first electrical energy storage device operable to exchange electricity with the power line. The power system may also include a second electrical energy storage device. The power system may further include power-system controls. The power-system controls may include a first power regulator. The power-system controls may also include at least one information processor configured to receive information related to at least one operating parameter of the power system and control the first power regulator based on the received information, including selectively controlling the first power regulator to receive electricity from the second electrical energy storage device and supply the electricity to the first electrical energy storage device.07-05-2012
20100087973Hybrid car control device, control method and recording medium for recording program to put the control method into practice - An HV_ECU executes a program including the steps of: determining whether or not an EV switch is turned on until a monitoring timer expires when a system startup switch is turned on, latching the ON state of the EV switch if the EV switch is turned on and confirming an EV mode request on system startup, detecting various state quantities of a vehicle, and starting up a system in an EV mode without starting an engine if an EV mode prohibiting condition is unsatisfied.04-08-2010
20100023193CONTROL APPARATUS FOR HYBRID VEHICLE - In a hybrid vehicle provided with a power dividing mechanism comprising a clutch mechanism, an ECU performs speed-change control. In the control, the ECU performs an engage preparing process if it is necessary to engage clutch plates of the clutch mechanism with each other. In the process, the ECU switches a reference value which is referred in a feedback control for performing a rotation synchronization and a position synchronization for the clutch plates from a calculated value which is calculated from a pulse signal of first rotational sensor mounted the clutch plate to an estimated value which is estimated from a pulse signal of each of second and third rotational sensors for detecting rotational speed of each motor generators if clutch rotational speed as rotational speed corresponding to the clutch plate as an engagement element decreases to less than a criterion value.01-28-2010
20110190968METHOD AND SYSTEM FOR MORE EFFICIENT OPERATION OF PLUG-IN ELECTRIC VEHICLES - The present invention relates to a more efficient and/or flexible operation of plug-in electric vehicles. The present invention includes an automobile having an energy conversion unit, an energy storage unit, a user selection unit, a global positioning system, and a control unit. The automobile can operate in a default charging mode, which is either the charge depletion mode or the charge sustaining mode. Upon a user input, the energy conversation unit and/or the energy storage unit can operate in an extended charging mode or a forced charging mode. In the extended charging mode, the SOC is increased or decreased over a predetermined charging range. In the forced charging mode, the SOC is increased until a predetermined charge limit is reached. The present invention can also use global positioning system signals to operate in the charge depletion mode, the charge sustaining mode, the extended charging mode, and/or the forced charging mode.08-04-2011
20090192661Braking Regeneration Energy Shunt System - A regeneration energy shunt system utilizes a module to monitor the power bus voltage and can divert excess regeneration energy to a resistor array to dissipate the excess regeneration energy. The module can monitor the state of charge of a rechargeable power source to ascertain when excess regeneration energy condition exists. The resistor array can include a plurality of resistors. The module can ascertain the number of resistors needed dissipate the excess regeneration energy and selectively direct the excess regeneration energy to the required number of resistors. The module can dynamically switch which resistors are used to dissipate the excess regeneration energy and can thereby even out the loading across the resistors. The module can ascertain a state of health of the individual resistors and remove unhealthy resistors from service, report the state of health of the resistors, and initiate changes in operation based thereon.07-30-2009
20090192660METHOD AND SYSTEM FOR CONTROLLING A MOTIVE POWER SYSTEM OF AN AUTOMOTIVE VEHICLE - Environment conditions expected to be encountered by a vehicle are used as inputs in determining operating modes of a motive power system of a plug-in hybrid electric vehicle. A vehicle operating in charge depleting mode may transition to operate in charge sustaining mode if the vehicle is expected to encounter circumstances where it is desirable to allow the vehicle to more quickly respond to sudden requests for torque.07-30-2009
20110196560Antilock Braking For Vehicles - The invention provides a method and a system for enabling antilock braking in a vehicle which is propelled at least by an electric motor. The method includes detecting tendency of locking of the at least one wheel by comparing actual rate of change of speed of the at least one of the motor, wheels, transmission, shaft and ground speed with expected rate of change of speed of at least one wheel, wherein the vehicle is being decelerated. Based on the tendency of locking at least regenerative braking is modulated to prevent locking of at least one wheel of the vehicle.08-11-2011
20110196559Process for Operating a Hybrid Vehicle - A process for operating a hybrid vehicle is provided wherein a change from an internal-combustion-engine operating mode to an electric motor operating mode, at least under some operating conditions, takes place as a function of location information locally present along the driving route. By way of a user interface, at least one location information can be defined or selected, in the presence of which a change is to be triggered from the internal-combustion engine operating mode to the electric motor operating mode.08-11-2011
20110196558Robotic Vehicle Apparatus and Method - A method for forming a robotic vehicle. The method may involve forming a body and arranging a plurality of movable legs to project from the body for propelling the body over a surface. An actuator may be carried by the body to selectively engage and disengage different ones of the movable legs to cause a motion of the body, and thus the robotic vehicle, to travel over the surface.08-11-2011
20110196557METHOD AND DEVICE FOR SPECIFYING A BOOST CONTROL STRATEGY OF A HYBRID VEHICLE DRIVE - A method and a device are provided for specifying a boost control strategy of a hybrid vehicle drive. The method includes predefining a driving track (R) with a multiplicity of track sections (G08-11-2011
20110196556COUPLED AXLE DRIVE SYSTEM FOR A VEHICLE - A coupled axle drive system for a vehicle has a first axle drive device for driving a first axle of the vehicle by a connected engine and a second axle drive device for driving a second axle of the vehicle. The second axle drive device has an electric machine for driving at least one wheel of the axle.08-11-2011
20110196555CONTROL SYSTEM FOR A VEHICLE HAVING TWO AXLE DRIVE DEVICES AND METHOD FOR OPERATING A CONTROL SYSTEM - A control system (08-11-2011
20110196554Method and Control Unit for Automatic Selection of an Operating Mode for a Vehicle With Fuel Cells - The invention relates to a method for automatic selection of an operating mode (S, W) for a vehicle with a fuel cell system (08-11-2011
20110288700Roadside Handling for Alternate-Propulsion Systems - The described method and system allow a service provider to remotely interact with a vehicle analysis system, high voltage battery contactors, and other vehicle systems to eliminate certain sources of inconvenience for service personnel and users. For example, when the high voltage battery contactors are disconnected inadvertently or as a precaution, they may later need to be safely reengaged to allow the user to drive the disabled but otherwise operational vehicle. Conversely, when an electric vehicle has become disabled and needs to be towed or serviced, the disengagement of the high voltage battery contactors as well as the activation or deactivation of related systems will assist the servicing entity in properly moving and servicing the vehicle.11-24-2011
20130085631SYSTEM AND METHOD FOR CONTROLLING UPHILL DRIVING OF AN ELECTRIC VEHICLE - Disclosed is a system and method that control an electric vehicle to engage a brake and to output torque of a motor after completely stopping an electric vehicle on a slope by the brake and controlling the torque of the motor to be 0 when the torque of the motor is a positive value and the velocity of the motor is a negative value when the electric vehicle is rolling backwards down a hill during uphill driving, such that safety and reliability of the electric vehicle can be improved when the electric vehicle is driving uphill on a slope.04-04-2013
20120179315NAVIGATION SYSTEM AND METHOD OF USING VEHICLE STATE INFORMATION FOR ROUTE MODELING - A vehicle includes a powertrain controller, an energy storage system (ESS), a traction motor, an electrical device such as an HVAC system and/or auxiliary system, and a navigation system. The navigation system generates a recommended eco-route or other travel route. The navigation system receives vehicle state information including a current powertrain state from the controller and a power load value from the device(s), including a state of charge of the ESS. The vehicle state information is used to select between a charge-depleting and a charge-sustaining costing model. The route is generated using the selected model, and then displayed. The navigation system includes a host machine which selects the model and generates the route, and a display screen for displaying the route. A method for generating the route includes receiving the current powertrain state and power load values, and using the state information to select between the charge-depleting and charge-sustaining models.07-12-2012
20120179314Vehicle Range Surplus Display And Method - An information display for a vehicle may convey whether an on-board energy storage device contains surplus energy to propel the vehicle beyond its current destination. The energy surplus may be conveyed in a graphically emotive display to support a driver's emotional motivation to drive the vehicle as well as provide reassurance for successfully making it to a destination before the energy storage device is depleted. The display may include one or more emotive display elements or themes. The energy surplus may be conveyed as surplus distance by a number of surplus indicators that are associated with the emotive display element.07-12-2012
20110202223VEHICLE BATTERY STATE OF CHARGE HOLD FUNCTION AND ENERGY MANAGEMENT - A method and a system for controlling a vehicle is provided. The vehicle has first and second propulsion devices. The vehicle determines a calculated decline in state of charge (SOC) for a charge depleting mode for a battery coupled to the first propulsion device. The vehicle is operated to achieve the calculated decline in SOC. The vehicle operates the second propulsion device for at least a predetermined time after the second propulsion device is turned on during the charge depleting mode.08-18-2011
20110202220CONTROL DEVICE FOR ELECTRIC VEHICLE - A control device for an electric vehicle where a threshold storing unit is provided which stores two large and small thresholds and (first threshold>second threshold), and a drive state switching unit is provided which reduces torque output of a drive motor, while allowing accessories to operate, when a remaining energy capacity SOC from a remaining energy capacity detecting unit fails below the first threshold, and stops power supply to the drive motor, while allowing the accessories to operate, when the remaining energy capacity SOC from a remaining energy capacity detecting unit falls below the second threshold.08-18-2011
20110202219INFORMATION PROCESSING APPARATUS, MOTOR-DRIVEN MOVABLE BODY, AND DISCHARGE CONTROL METHOD - There is provided an information processing apparatus including a travelable information display unit that displays before a discharge, regarding motor-driven movable bodies of a discharge source and a discharge destination driven by using electric power of batteries, information about places to which the motor-driven movable body of the discharge source can move using electric power of the battery left after the discharge by assuming, when information about a discharge amount discharged from the battery of the motor-driven movable body of the discharge source toward the motor-driven movable body of the discharge destination that receives power supply is input, a case in which the discharge amount is discharged from the battery.08-18-2011
20110202218EMERGENCY NOTIFICATION SYSTEM FOR ELECTRIC VEHICLE AND METHOD FOR EMERGENCY NOTIFICATION - A control device obtains present position information on the vehicle. A battery supplies electricity to a motor, which is for driving an electric vehicle, and the control device. A battery monitor device monitors a voltage of the battery. When the obtained voltage information on the battery becomes a minimum operable voltage, the control device transmits the obtained present position information on the vehicle directly to a portable terminal through wired communications or near field communications.08-18-2011
20110202217ELECTRIC VEHICLE EQUIPMENT FOR GRID-INTEGRATED VEHICLES - Methods, systems, and apparatus for interfacing an electric vehicle with an electric power grid are disclosed. An exemplary apparatus may include a station communication port for interfacing with electric vehicle station equipment (EVSE), a vehicle communication port for interfacing with a vehicle management system (VMS), and a processor coupled to the station communication port and the vehicle communication port to establish communication with the EVSE via the station communication port, receive EVSE attributes from the EVSE, and issue commands to the VMS to manage power flow between the electric vehicle and the EVSE based on the EVSE attributes. An electric vehicle may interface with the grid by establishing communication with the EVSE, receiving the EVSE attributes, and managing power flow between the EVE and the grid based on the EVSE attributes.08-18-2011
20110202216INTEGRATED HYBRID VEHICLE CONTROL STRATEGY - A method for allocating energy within a vehicle comprises calculating an energy forecast for the vehicle based upon a plurality of strategy variables in a vehicle controller. The plurality of strategy variables includes driver profile information, GPS information, ESS information, environment information, accessory information, and system default parameters. The controller calculates a charging strategy based upon the energy forecast and the plurality of strategy variables and determines a control strategy for energy allocation based upon the strategy variables, energy forecast, and charging strategy. The energy is allocated to the vehicle systems based upon the control strategy.08-18-2011
20110202215METHOD AND DEVICE FOR OPERATING A HYBRID DRIVE OF A VEHICLE - In a method for operating a hybrid drive of a vehicle, which is driven by a combustion engine and an electric motor, the electric motor is supplied with energy from an energy store having a power reserve and the power of the combustion engine is supplemented by the power of the electric motor during a hybrid drive operation. In a situation in which the vehicle is to be removed as quickly as possible from a dangerous situation, the energy supplied from the energy store to the electric motor is supplied from the power reserve of the energy store when a dangerous situation is detected.08-18-2011
20110202214CONTROLLING POWER SUPPLY TO VEHICLES THROUGH A SERIES OF ELECTRICAL OUTLETS - A system for supplying electrical power to a plurality of vehicles from a central power supply through a plurality of electrical outlets includes an outlet control unit for each of the outlets and a vehicle control unit for each of the vehicles. The outlet microprocessor switches the supply of power to the outlet to communicate data to the vehicle. The vehicle microprocessor communicates data by switching a load across the power supply to provide interaction between the microprocessors to manage requirement and availability of power. The data includes whether the power plant of the vehicle is gasoline powered, diesel powered, hybrid or electric battery powered. The microprocessor of the vehicle control unit is arranged to control switches which supply power to selected loads in the vehicle and includes an interface which is arranged to connect to a Canbus communication system of the vehicle.08-18-2011
20110202213CONTROLLING POWER SUPPLY TO VEHICLES THROUGH A SERIES OF ELECTRICAL OUTLETS - A system for supplying electrical power to a plurality of vehicles from a central power supply through a plurality of electrical outlets includes an outlet control unit for each of the outlets and a vehicle control unit for each of the vehicles. The outlet microprocessor switches the supply of power to the outlet to communicate data to the vehicle. The vehicle microprocessor communicates data by switching a load across the power supply to provide interaction between the microprocessors to manage requirement and availability of power. The data includes whether the power plant of the vehicle is gasoline powered, diesel powered, hybrid or electric battery powered. The microprocessor of the vehicle control unit is arranged to control switches which supply power to selected loads in the vehicle and includes an interface which is arranged to connect to a Canbus communication system of the vehicle.08-18-2011
20110202211METHOD AND SYSTEM FOR CONTROLLING ELECTRICAL SYSTEMS OF VEHICLES - Methods and systems are provided for controlling an electrical system of a vehicle. Sensors are used to obtain first data for a first path of calculations and second data for a second path of calculations. The first path comprises a first plurality of calculations of generating a value of a parameter pertaining to the electrical system, and the second path comprises a second plurality of calculations of monitoring the electrical system with respect to the first path. A processor is coupled to the plurality of sensors, and is configured to determine whether a data frozen flag is active, perform the first plurality of calculations of the first path using the first data if the first data flag is inactive, and perform the second plurality of calculations of the second path if the first data flag is active.08-18-2011
20100076638POWER CONVERTER - In a power converter a controller determines that an AC motor is in an abnormal state when a voltage of each phase of the AC motor detected by a voltage detector is in an unbalanced state where the voltage exceeds a predetermined value, and turns an opening/closing unit OFF to prevent damage generated in the AC motor from becoming worse. Moreover, the controller determines abnormality of the opening/closing unit based on a current of each phase detected by a current detector, and the controller performs control to reduce the number of revolutions of the AC motor upon determining that at least one of the AC motor and the opening/closing unit is in an abnormal state.03-25-2010
20100076637VEHICULAR CONTROL DEVICE, METHOD OF CONTROLLING A VEHICLE, AND A STORAGE MEDIUM HAVING STORED THEREIN A PROGRAM THAT IMPLEMENTS THE METHOD - An ECU executes a program including the steps of: setting a creep torque reflection ratio; if brake is applied and the vehicle is currently stopped, updating the creep torque reflection ratio to 0; if brake is not applied and despite that the brake fluid's pressure is larger than a hydraulic pressure value, determining that brake hold control is currently exerted, and reducing the creep torque reflection ratio, as based on a map having the brake fluid's pressure as a parameter, to update the creep torque reflection ratio.03-25-2010
20100076636VEHICLE - A vehicle (03-25-2010
20100076635VEHICLE AND CONTROL METHOD OF VEHICLE - Upon satisfaction of the condition for making the malfunction diagnosis at least one of the EGR system, the air-fuel ratio sensor 03-25-2010
20100114415INDUSTRIAL TRUCK COMPRISING A SYSTEM FOR DETECTING SPINNING OR LOCKING OF THE DRIVE WHEEL - An industrial fork lift truck comprising an electric motor (05-06-2010
20120245783HYBRID VEHICLE AND CONTROL METHOD THEREOF - A hybrid vehicle includes an engine control unit for controlling an engine, an engaging/disengaging control unit for engaging a clutch when the hybrid vehicle is shifted from a series drive mode to another drive mode in which at least the engine works as a drive source, a required output calculation unit for calculating a required output, and an engaging revolution speed calculation unit for calculating a revolution speed at a drive wheel side of the clutch. The engaging/disengaging control unit engages the clutch when the revolution speed of the engine coincides with the engaging revolution speed as a result of controlling the engine to follow the required output while the hybrid vehicle is running on the series drive mode at a predetermined vehicle speed or faster.09-27-2012
20120245782CONTROL SYSTEM FOR HYBRID CONSTRUCTION MACHINE - A controller is connected to a pressure sensor. The controller controls a regulator of a sub-pump in accordance with a pressure signal from the pressure sensor, detects an output of a main pump, and controls an output of an electric motor according to the output of the main pump based on a table stored beforehand.09-27-2012
20120245781HYBRID VEHICLE - A transmission has a first transmission group which is capable of transmitting motive power from an electric motor and/or an engine to driven wheels and which is provided with a plurality of transmission stages having different transmission ratios and a second transmission group capable of transmitting motive power from the engine to the driven wheels. If the temperature of a battery detected by a temperature sensor is below a first predetermined temperature or a second predetermined temperature or higher, then an ECU sets the transmission stage of the first transmission group at an intermediate stage and carries out control so as to travel at an intermediate stage of the second transmission group which is adjacent to the intermediate stage of the first transmission group.09-27-2012
20120245780MOTOR VEHICLE CONTROL SYSTEM - A motor vehicle control system for a vehicle with a hybrid drive in which first control units, namely, a control unit for each of an internal combustion engine, a transmission, and a hybrid management control unit, are connected to a first data bus. Second control units, namely, at least the hybrid management control unit and further control units of an electric motor portion of the drive-train are connected to the second data bus. Only a single one of the control units connected to the second data bus, holds application data centrally for the hybrid management control unit and, for all the other control units of the electric motor portion of the drive-train, in order for supplying the same with application-dependent data, in contrast the other control units of the electric motor portion, in themselves and without receiving data from the control unit, exclusively contain application-independent program data.09-27-2012
20120245779CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle includes an internal combustion engine and a generator motor, a capacitor, and a driving force assisting unit. Further, the control device includes a switching unit that selects an appropriate traveling range from a plurality of traveling ranges including at least a normal traveling range and a charging priority range for preferentially charging the capacitor and switches the range, and a threshold value increasing unit that increases, when the charging priority range is selected by the switching unit, the predetermined determination threshold value as compared to when the normal traveling range is selected by the switching unit.09-27-2012
20120245772SYSTEM FOR SUPPLYING PROPULSION ENERGY FROM AN AUXILIARY DRIVE AND METHOD OF MAKING SAME - A propulsion system is provided that includes an energy system, an auxiliary system, and a system controller. The energy system includes a bi-directional boost converter coupled to a direct current (DC) link and comprising a plurality of input channels. The energy system also includes a first energy storage device coupled to a first input channel of the bi-directional boost converter via a DC bus. The auxiliary system is coupled to the energy system and includes an auxiliary energy source, an auxiliary load, and an auxiliary load controller coupled to the auxiliary energy source and to the auxiliary load. The system controller is configured to cause the auxiliary load controller to reduce a power draw of the auxiliary load from the auxiliary energy source and to cause the bi-directional boost converter to boost a voltage supplied by the auxiliary energy source and to supply the boosted voltage to the DC link.09-27-2012
20130085634CONTROL APPARATUS FOR HYBRID VEHICLE - There is provided a control apparatus for hybrid vehicle. A motor/generator and a drive wheel are connected via a power transmission path. Further, an engine is connected to the power transmission path via a friction clutch. An EV mode using the motor/generator is implemented by disengaging the friction clutch, whereas an HEV mode using the motor/generator and the engine is implemented by engaging the friction clutch. When the engine is started in order to shift to the HEV mode during travel in the EV mode, the engine is rotated by a starter motor, and damping torque Tm04-04-2013
20130085632Hands-free user interface devices - In one embodiment, a hands-free user interface device includes a first plate, a second plate spaced from the first plate, a sensor associated with the plates adapted to detect when the first plate pivots relative to the second plate, and a controller adapted to receive signals from the sensor and output control signals to another component based upon the received signals.04-04-2013
20130085635METHOD FOR DETERMINING A POWER LIMITING VALUE FOR AN ELECTRIC MACHINE IN A VEHICLE, COMPUTER PROGRAM AND CONTROL UNIT FOR CONTROLLING AN ELECTRIC MACHINE IN A VEHICLE - In a method for determining a power limiting value for an electric machine in a vehicle, the electric machine being assigned an energy storage device, an intermediate power value is calculated from a maximally allowable current of the energy storage device and an instantaneous voltage. A corrected intermediate power value is determined by adding at least one power loss to the intermediate power value. A first correction value is determined for reducing the absolute value of the corrected intermediate power value if an instantaneous power of the energy storage device is greater than the absolute value of the calculated intermediate power value. The power limiting value is determined by superimposing the first correction value on the corrected intermediate power value.04-04-2013
20130085633DRIVE CONTROL DEVICE FOR SERIES HYBRID VEHICLE - A hybrid system includes a hybrid controller which controls the speed and torque of an engine based on the operated level of an accelerator pedal within a first range where the power generation efficiency of the system becomes equal to or higher than a preset power generation efficiency to allow the engine to operate at an engine operating point when the SOC detected by an SOC sensor is equal to or higher than an HEV low SOC, and which controls the speed and torque of the engine based on the operated level of the accelerator pedal within a second range where the power generated by a power generator motor becomes larger than that of the first range to allow the engine to operate at the engine operating point when the SOC detected by the SOC sensor is lower than the HEV low SOC.04-04-2013
20100063658Engine Speed Control and Battery Power Scheduling Strategy for an Engine in a Hybrid Electric Vehicle Powertrain - A control method and system is disclosed for regulating speed of an engine in a hybrid electric vehicle powertrain that includes an electric motor and gearing. An electrical power flow path and a mechanical power flow path are established. Electrical power is coordinated with mechanical power to effect an arbitrated engine speed for a given power demand that will result in an acceptable powertrain efficiency.03-11-2010
20130079968PLUG-IN ELECTRIC VEHICLE INTERLOCK - To prevent damage of a vehicle or a cord set used to charge a plug-in electric vehicle when the vehicle is driven away while the cord set is attached, an interlock can be provided to disable the vehicle. Such interlock may be based on a protective door over the charging receptacle being open or detection that a cord set is plugged in. However, in the event that the vehicle is in an activated state, the interlock is prevented from disabling the vehicle according to an embodiment of the disclosure. That is, undesirable disabling of the vehicle is prevented when either there is no indication of a cord set being coupled to the vehicle or the vehicle is in an activated state.03-28-2013
20130079965CONTROL DEVICE OF HYBRID VEHICLE - An operation line is set on the basis of a shift position and a brake pedal position, from among a plurality of operation lines in which a degree of avoidance of an abnormal noise generation region from a fuel-economy optimal operation line becomes smaller as a degree to which travel of the vehicle is restricted becomes greater. An engine and a motor are controlled by setting a target operation point of the engine using the set operation line, and by setting a torque instruction of the motor.03-28-2013
20130079963ELECTRIC VEHICLE - An electric vehicle includes an electric motor, an inverter that supplies electric power to the electric motor, a radiator that cools a coolant, a coolant passage that is configured to circulate the coolant through the electric motor, the inverter and the radiator, a plurality of liquid leakage detection sensors (flow sensors) provided in the coolant passage, a plurality of valves provide in the coolant passage, and a controller. The controller is configured to close valves provided at two locations, between which a portion where leakage of the coolant is detected by the liquid leakage detection sensors is located.03-28-2013
20130079969CONTROL DEVICE FOR HYBRID VEHICLE, CONTROL METHOD FOR HYBRID VEHICLE, AND HYBRID VEHICLE - First output power is set in accordance with operation by a driver. In addition, second output power greater than the first output power is set. A hybrid vehicle is controlled so that an engine is driven in accordance with the second output power. The hybrid vehicle is controlled so that the engine is stopped when the first output power is equal to or smaller than an engine stop threshold value.03-28-2013
20130079967CONTROL DEVICE FOR HYBRID VEHICLE - A control device for a hybrid vehicle includes a portion determining whether an engine torque is necessary, a portion controlling a motor to make a motor torque be a target torque, an engine rotation speed control portion controlling an engine output shaft to rotate at a target engine rotation speed for sudden start/reacceleration while the clutch being disengaged after starting the engine and before an actual rotation speed of the engine output shaft exceeds a reference target engine rotation speed in a case where the engine torque is necessary, a control portion engaging the clutch after the actual rotation speed exceeds the reference target engine rotation speed, and a portion controlling the engine so that the engine torque is assumed to be a target torque by canceling the control by the engine rotation speed control portion after the actual rotation speed exceeds the reference target engine rotation speed.03-28-2013
20130079964VEHICLE COMMUNICATION, ANALYSIS AND OPERATION SYSTEM - The present invention provides a communication and analysis system that can manage data operations with a vehicle centric system with a planned route path. A vehicle that is in a communications link with a network can also manage its activities based on real time, historical and predictive knowledge, without having this all knowledge processing on board. Such data processing would include a cluster analysis of geo-spatial, internal functions and operator specific requirements. The rule based system would also incorporate the use patterns of a specific vehicle, or a specific user. A vehicle operator or vehicle multiple operators could share or upload information that would assist with efficient data processing and display, including fuel conservation and time management. Cluster weighting patterns can be assigned based on activities as efficient operation, safe travel and navigation.03-28-2013
20130079962CHARGE CONTROL SYSTEM FOR ELECTRIC MOTOR VEHICLE - A charge control system for charging a battery in an electric motor vehicle includes a travel history database, a route information acquisition unit, a power consumption estimation unit, and a charge control unit. The travel history database stores data of actual travel history from a plurality of electric motor vehicles. The route information acquisition unit determines a planned travel route toward a destination specified by a user, and the power consumption estimation unit calculates an estimated power amount of the battery for the travel of the electric motor vehicle along the planned travel route. The charge control unit controls a charge of the battery based on the estimated power amount. The estimated power amount is based on data in the travel history database from a same-type vehicle as the electric motor vehicle and a same travel route as the planned travel route.03-28-2013
20130079961HYBRID DRIVE SYSTEM - A hybrid drive system including a rotating electric machine; an input member drive-coupled to an internal combustion engine and the rotating electric machine; an output member drive-coupled to a wheel; a speed change device with a plurality of switchable shift speeds changes the rotational speed of the input member and transmits the changed rotational speed to the output member; and a control device that controls the rotating electric machine. The control device corrects the output torque of the rotating electric machine so as to cancel out a torque fluctuation of the input member that accompanies an initial explosion of the internal combustion engine; and, when the initial explosion of the internal combustion engine occurs during a shift operation of the speed change device, modifies the torque correction amount in a direction that suppresses a change in the rotational speed of the input member that advances the shift operation.03-28-2013
20100036555CONTROLLER FOR MOTOR, AND VEHICLE - When a short-circuit failure of any of switch portions (02-11-2010
20130079960SYSTEM AND METHOD FOR CONTROLLING A VALVE OF A CYLINDER IN AN ENGINE BASED ON FUEL DELIVERY TO THE CYLINDER - A system for controlling an engine in a vehicle according to the principles of the present disclosure includes a fuel control module and a valve control module. The fuel control module controls fuel delivery to a cylinder of the engine. The valve control module closes an exhaust valve of the cylinder when fuel delivery to the cylinder is disabled during operation of the vehicle and exhaust gas has been exhausted from the cylinder after fuel delivery to the cylinder is disabled.03-28-2013
20130041533SHIFTING SYSTEM CONTROL FOR A HYBRID VEHICLE - The present invention relates to a control of a shifting system for a hybrid vehicle which may improve drivability when shift mode is changed to neutral mode. Shifting system control may comprise determining when a current shift gear is in a neutral shift, controlling torque of an engine corresponding to friction torque and torque of a second motor/generator to “0” if the current shift gear is in the neutral shift and controlling operating hydraulic pressure to “0” if the engine torque corresponds to the friction torque and the torque of the second motor/generator is “02-14-2013
20130035819HIGH-VOLTAGE SYSTEM FOR A MOTOR VEHICLE AND METHOD FOR DIAGNOSING A HIGH-VOLTAGE SYSTEM FOR A MOTOR VEHICLE - The invention relates to a high-voltage system (02-07-2013
20130035818METHOD FOR OPERATING A MOTOR VEHICLE HAVING AT LEAST TWO DRIVES AND A MOTOR VEHICLE HAVING AT LEAST TWO DRIVES - In a motor vehicle having two, in particular electrical, drives, a partial torque is in each case intended to be assigned to the individual drives from a demanded total torque, to be precise taking account of the energy efficiency on the one hand and the stability of the vehicle on the other hand. A first controller is responsible for taking account of the energy efficiency, and predetermines a bandwidth of possible partial torques for an individual drive. This bandwidth may be restricted by a second controller, when driving stability requires this. The second controller is coupled to appropriate sensors (yaw rate sensor, lateral acceleration sensor, longitudinal acceleration sensor) and knows the steering angle φ. In the course of interchanging data signals with a first control device, the partial torques are defined with the involvement of the second control device, for which purpose the first control device emits control commands.02-07-2013
20130035812BATTERY CHARGING SYSTEM AND METHOD - A battery charging system for an electrically-powered vehicle comprises an operator interface and a battery configured to power the vehicle and receive a charge from an off-board charging source. The interface is configured to receive an operator input defining a desired vehicle range and to provide it to the charging controller. The charging controller is configured to receive the operator input, to predict a charging duration based on the operator input, to provide the estimated charging duration to the operator interface for presentation to the operator, and to affect duration of the charge in response to the operator input. A method of charging a battery comprises receiving an operator input defining a desired vehicle range, predicting an estimated charging duration based on the operator input, presenting the estimated charging duration to the operator, and affecting the charging duration based on the operator input.02-07-2013
20130035820HYBRID CONSTRUCTION MACHINE - A hybrid construction machine includes a distribution ratio setting unit that reduces an output distribution ratio of a motor generator by controlling an output control mechanism for controlling the output distribution ratio of the motor generator relative to an engine and increases an output distribution ratio of the engine by an amount corresponding to a reduction in the output distribution ratio of the motor generator when a temperature of a battery is lower than a threshold value in a low-temperature region or higher than a threshold value in a high-temperature region, and a regeneration amount control unit that reduces a hydraulic regeneration amount for the hydraulic motor by controlling an input control mechanism for controlling the hydraulic regeneration amount for the hydraulic motor when the temperature of the battery is lower than the threshold value in the low-temperature region or higher than the threshold value in the high-temperature region.02-07-2013
20130035816METHOD AND CONTROL SYSTEM FOR CONTROLLING MOBILITY VEHICLES - A method of controlling at least one motor in a motorised mobility vehicle, wherein the motor is part of a drive circuit for mobilising the mobility vehicle, the method comprising the steps of: utilising a stored profile of a motor performance parameter to develop a compensation term for controlling the motor, wherein the stored profile is of a resistance based variable associated with the motor as a function of a further variable and dynamically updating the compensation term when the mobility vehicle is in use.02-07-2013
20130035815HYBRID VEHICLE AND METHOD OF CONTROLLING HYBRID VEHICLE - A hybrid vehicle includes an internal combustion engine; a rotating electrical machine that rotates an output shaft of the internal combustion engine; and a control unit that performs automatic stop control for the internal combustion engine. The control unit causes the output shaft to rotate using the rotating electrical machine, when a stop period of the internal combustion engine according to the automatic stop control is equal to or longer than a first period.02-07-2013
20130035813VEHICLE AND METHOD FOR CONTROLLING VEHICLE - A vehicle is equipped with a battery, an electric motor configured so as to generate the driving force of the vehicle by use of the electric power stored in the battery, a charger configured so as to supply the electric power outputted from the power supply outside of the vehicle to the battery, and an ECU configured so as to control the state of charge of the battery when the battery is charged. The ECU calculates an index value indicating the state of charge of the battery, and sets the control range thereof. The ECU raises the upper limit of the index value so that the possible travel distance of the vehicle becomes not less than the target distance when predetermined conditions on degradation of the battery are satisfied.02-07-2013
20130079966CONTROL APPARATUS OF HYBRID VEHICLE - A control apparatus of a hybrid vehicle includes an automatic transmission, a clutch, a motor, a battery, a driving assist control device performing a driving assist control by driving the motor to generate an assist torque, a gear shift assist control device performing a gear shift assist control by driving the motor in response to a decrease of the engine torque caused by the disengagement state of the clutch, an SOC value detection device detecting an SOC value, and a first mode switch device switching an operation mode of the hybrid vehicle from a normal mode in which the driving assist control and the gear shift assist control are performed to a battery power preserving mode in which the driving assist control is prohibited and the gear shift assist control is permitted in a case where the SOC value is equal to or smaller than a first predetermined value.03-28-2013
20130035814ELECTRICAL CHARGING SYSTEM THAT INCLUDES VOLTAGE-CONTROLLED OSCILLATOR WHICH OPERATIVELY CONTROLS WIRELESS ELECTROMAGNETIC OR WIRELESS INDUCTIVE CHARGING OF A BATTERY - An electrical charging system (ECS) is used to electrically charge an energy storage device (ESD) using wireless electromagnetic or inductive charging. The ECS includes a voltage-controlled oscillator (VCO) electrical circuit, a first transducer, and a plurality of second transducers. The VCO electrical circuit sequentially excites a plurality of coils in a first transducer to select one of a plurality of second transducers in which to transfer energy when the ESD is electrically charged. ECS power efficiency is measured during the excitation of the plurality of coils and used to determine whether the ECS uses the electromagnetic or inductive approach to electrically charge the ESD. The VCO electrical circuit also assists to maintain an optimum ECS power efficiency during electrical charging of the ESD. A method to electrically charge an ESD associated with a first vehicle and an ESD associated with a second vehicle with the ECS is also presented.02-07-2013
20120265390Controller Assemblies For Electric Drive Utility Vehicles - Controller assemblies and packaging for electronic control systems of electric motors utilized in utility vehicles or other power equipment are disclosed. The controller assemblies are packaged for robust design and heat dissipation, while collectively housing the controllers, switches and sensors needed to operate multiple motors performing different functions, or the same function in serial.10-18-2012
20120265389CONTROL SYSTEM FOR PTO EQUIPMENT ON A VEHICLE WITH A HYBRID-ELECTRIC DRIVETRAIN - A power take off system for a hybrid-electric vehicle comprises an internal combustion engine, a hybrid-electric motor and generator, a power take off mechanism, a hybrid control module, and an engaging mechanism. The hybrid-electric motor and generator couples to the internal combustion engine. The power take off mechanism couples to the internal combustion engine and the hybrid-electric motor and generator. The power take off mechanism receives torque from at least one of the internal combustion engine and the hybrid-electric motor and generator. The hybrid control module is disposed in electrical communication with an electronic system controller. The hybrid control module generates output signals for controlling the internal combustion engine. The engaging mechanism is disposed in electrical communication with the electronic system controller. The engaging mechanism has a first mode and a second mode. The power take off mechanism is decoupled from the internal combustion engine and the hybrid-electric motor and generator in response to an output signal generated by the electronic system controller.10-18-2012
20120265388CONTROL SYSTEM FOR EQUIPMENT ON A VEHICLE WITH A HYBRID-ELECTRIC POWERTRAIN - A vehicle equipped for power take off operation using direct application of power from a hybrid electric powertrain. A body computer connects to the controller area network to receive chassis input signals. A controller area network has an electronic control module, a transmission control module, and a hybrid control module. The electronic control module electrically connects to the transmission control module and the hybrid control module. A data link based remote power module is installed on the vehicle for generating body demand signals for initiating operation of the vehicle hybrid electric powertrain for a power take off operation. A plurality of PTO request switches are electrically connected to the controller area network. The body computer is programmable to accept a signal from at least one of the PTO request switches to change an operating state of the power take off operation.10-18-2012
20120265387VEHICLE DRIVE DEVICE - A vehicle drive device includes a first rotating electrical machine, an input member, and an output member drivingly coupled to different rotating elements of a differential gear unit. A second rotating electrical machine is coupled to a different rotating element of the differential gear unit than the first rotating electrical machine. A control device detects an output rotation abrupt change where an absolute value of rotational acceleration of the output member is equal to or larger than a predetermined value, and, if the output rotation abrupt change state is detected where a rotational speed of the input rotating element is lower than a threshold value, the control device executes restriction avoidance where a rotational speed of the first rotating electrical machine is controlled so that the rotational speed of a input rotating element becomes equal to or higher than the threshold value.10-18-2012
20120265386METHOD FOR OPERATING A HYBRID VEHICLE - A method for operating a hybrid vehicle having a first driven axle (10-18-2012
20120265385NONAQUEOUS ELECTROLYTE BATTERY AND NONAQUEOUS ELECTROLYTE, AND BATTERY PACK, ELECTRONIC APPLIANCE, ELECTRIC VEHICLE, ELECTRICITY STORAGE APPARATUS, AND ELECTRIC POWER SYSTEM - A nonaqueous electrolyte battery includes: a positive electrode, a negative electrode, and a nonaqueous electrolyte containing a nonaqueous electrolytic solution, wherein the nonaqueous electrolytic solution contains a compound represented by the following general formula (I)10-18-2012
20120265384Controller and Control Method for a Motorised Vehicle - A controller for a motorised vehicle is provided which is arranged to receive control signals from a user input device and the controller is configured to control a motor arrangement of the motorised vehicle in dependence on the control signals. The controller comprises an acceleration control unit configured to determine a centripetal force factor corresponding to a centripetal force which is currently acting on said motorised vehicle as a result of the control signals and is configured to calculate an acceleration limit for the motorised vehicle in dependence on the centripetal force factor. The acceleration control unit is configured to apply the acceleration limit by modifying a response of the controller to the control signals, such that the motorised vehicle does not exceed the acceleration limit.10-18-2012
20120265383OFF-GOING CLUTCH CONTROL - A vehicle includes an engine, a motor, and a gearbox. A clutch is configured to engage to transfer a reactive torque to at least one of the engine, the motor, and the gearbox. The clutch is configured to disengage during a transition from a present operating mode to a target operating mode. A controller is configured to determine an expected slip direction of the clutch, define a non-zero value based at least in part on the expected slip direction, and command the reactive torque to the non-zero value to control the clutch to induce slip during the transition from the present operating mode to the target operating mode.10-18-2012
20120265382Torque Modulation in a Hybrid Vehicle Downshift During Regenerative Braking - A controller and a control strategy minimizes shift shock in a hybrid electric vehicle during a downshift conducted while the vehicle is in a regenerative braking mode by maintaining total powertrain torque at a desired target during the downshift. The controller has three preferable modes including modulating just engine torque, modulating just electric motor torque or simultaneously modulating both motor and engine torque.10-18-2012
20120265381Electric Vehicle Having Motor And Generator And Driving Method Thereof - The present invention relates to an electric vehicle having a motor generator and a driving method therefor, and more particularly, to an electric vehicle having a motor generator, which can control the operation ratio of a motor and a generator, and a driving method therefor. In accordance with one aspect of the present invention, an electric vehicle is provided, which comprises: a plurality of rotating means; a motor generator including a rotor having a plurality of magnets and a stator having a plurality of induction coils and a plurality of generating coils, wherein the motor generator is disposed with respect to at least one of the plurality of rotating means; a charging unit for charging electric energy produced by the motor generator; a battery unit for storing the electric energy received from the charging unit; an accelerator for controlling the acceleration state of the electric vehicle under control of a driver of the electric vehicle; and control unit for operating at least some of the plurality of induction coils in the motor generator as generating coils, depending on the acceleration state and/or the speed of the electric vehicle, or for operating at least some of the plurality of generating coils in the motor generator as induction coils, depending on the acceleration state and/or the speed of the electric vehicle.10-18-2012
20120209461CLUTCH FILL COMMAND BASED ON CLUTCH SLIP SPEED PROFILE SYNCHRONIZATION PREDICTION - A vehicle includes an engine, a first motor, and a second motor, each configured to generate a torque. A gearbox is configured to receive the generated torque. An oncoming clutch is configured to engage during a transition from a present operating mode to a target operating mode. A controller is configured to identify a speed profile associated with a transition to the target operating mode. The speed profile defines a calibrated profile time that represents an amount of time to synchronize the oncoming clutch during the transition from the present operating mode to the target operating mode. The controller is configured to adjust the calibrated profile time in real time to define an adjusted profile time and control the engagement of the oncoming clutch during the transition from the present operating mode to the target operating mode based at least in part on the adjusted profile time.08-16-2012
20130041537HARVESTING MACHINE - An irrigation system is disclosed that includes a ground-based platform. In an implementation, an irrigation system includes a span of overhead irrigation equipment. The irrigation system also includes a ground-based platform for coupling with the span of overhead irrigation equipment. The ground-based platform includes a drive for moving the ground-based platform. The irrigation system also includes a linkage for coupling the span of overhead irrigation equipment with the ground-based platform. The linkage is communicatively coupled with the drive of the ground-based platform for communicating information regarding a change in at least one of a position, a direction, or a speed of the span of overhead irrigation equipment with respect to the ground-based platform. The drive of the ground-based platform is configured to use the information received from the linkage to coordinate movement of the ground-based platform with movement of the span of overhead irrigation equipment.02-14-2013
20100145562Method of Controlling Engine Stop-Start Operation for Heavy-Duty Hybrid-Electric Vehicles - A start-stop or idle-stop method for a heavy-duty hybrid vehicle that turns off the fuel supply while maintaining the crankshaft rotation of the internal combustion engine when the vehicle stops or, optionally, when the vehicle travels downhill, travels in a noise sensitive location, travels in an exhaust emissions sensitive location, or operates in an emergency situation. The stop-start or idle-stop method automatically turns on the engine fuel supply to restart combustion when the vehicle starts accelerating, is no longer traveling downhill, is no longer traveling in a noise sensitive or exhaust sensitive location, is no longer in an emergency situation, or has dropped below the minimum energy storage restart level. The stop-start or idle-stop may be inhibited upon certain override conditions.06-10-2010
20130041541DEVICE FOR IMPROVING VEHICLE BEHAVIOR WHEN STEERING - A steered condition vehicle behavior improving apparatus is provided for a vehicle, wherein the vehicle is capable of running with a road wheel driven by a driving force from a power source. The steered condition vehicle behavior improving apparatus includes a steering operation detecting means and a driving force reducing means. The steering operation detecting means detects a steering operation of steering a steerable wheel of the vehicle. The driving force reducing means temporarily reduces the driving force to the road wheel a set time period after the steering operation is detected by the steering operation detecting means.02-14-2013
20130041543CONTROL DEVICE FOR HYBRID VEHICLE, AND HYBRID VEHICLE INCORPORATING CONTROL DEVICE - A Wout control unit increases a discharge allowable power to W02-14-2013
20130041542DEVICE FOR IMPROVING VEHICLE BEHAVIOR WHEN STEERING - A steered condition vehicle behavior improving apparatus is provided for a vehicle, wherein the vehicle is capable of running with a road wheel driven by a driving force from a power source. The steered condition vehicle behavior improving apparatus a steering operation detecting means and a driving force increasing means. The steering operation detecting means detects a steering operation of steering a steerable wheel of the vehicle. The driving force increasing means increases the driving force to the road wheel in response to detection of the steering operation by the steering operation detecting means, and reduces the driving force a predetermined time period after the increase of the driving force.02-14-2013
20130041539DIAGNOSTIC METHOD AND DEVICE FOR A PURGE VALVE OF A HYBRID MOTOR VEHICLE - A method for detecting the blockage of the purge valve (02-14-2013
20130041535ENGINE STARTING CONTROL METHOD FOR HYBRID VEHICLE - Disclosed is an engine starting control method for a hybrid vehicle that includes a starting motor for starting an engine and a driving motor for driving a vehicle. More specifically, a control unit may be configured to accelerate a stopped engine, determine whether a current speed of the engine is greater than a predetermined value, inject fuel to the engine when the current speed of the engine is greater than the predetermined value, determine a torque of the starting motor based on a target speed of the engine, and control a speed of the engine based on the determined torque of the starting motor.02-14-2013
20130041538SYSTEM AND METHOD FOR ENERGY PREDICTION IN BATTERY PACKS - In an embodiment, a system includes a battery management unit (BMU) coupled to a battery pack of an xEV. Further, the BMU is configured to determine an energy remaining value for the battery pack based, at least in part, on a minimum cell temperature and a minimum cell state of charge percentage (SOC %) determined by the BMU for the battery pack.02-14-2013
20130041536WHEEL DRIVE ARCHITECTURE FOR ELECTRIC VEHICLES - A drive train assembly adapted to control running state performance of at least two wheels of an electrical vehicle wherein the drive train assembly is adapted for the electrical vehicle comprises of two wheel drive or four wheel drive. The said assembly is adapted for working in a driving economy and a normal mode via an embedded controller device.02-14-2013
20130041534ECONOMY RUNNING SYSTEM FOR ELECTRIC VEHICLE AND CONTROL METHOD FOR THE SAME - An economy running system for an electric vehicle and a control method therefor. The economy running system includes a central control unit, a motor control unit for receiving a signal from the central control unit and controlling the motor, an economy mode switch which selectively changes the driving mode of the electric vehicle between a normal mode and an economy mode, an accelerator position sensor which detects operation of an accelerator and transmits an accelerator position signal to the central control unit, a brake position sensor which detects operation of a brake and transmits a brake position signal to the central control unit, and a driving load determination unit which detects driving load information of the electric vehicle and transmits the information to the central control unit.02-14-2013
20130041531VEHICLE CONTROLLERS AND METHODS FOR USE IN CHARGING AN ELECTRICALLY POWERED VEHICLE - Methods and vehicle controllers for use in charging an electrically powered vehicle are disclosed. One example vehicle controller includes a memory device configured to store a user-profile and a processor electrically coupled to the memory device. The processor is programmed to detect a vehicle charging station, retrieve the user profile from the memory device, and communicate the user profile to the vehicle charging station. The user profile includes billing information.02-14-2013
20100100266Thermal management system for vehicle - A thermal management system for a vehicle includes a switching power supply device, an electronic member configured to output an electrical power adjusted by the switching power supply device, and a control device configured to control operation of the switching power supply device. When the control device receives a heating request from at least one of devices that include a drive device used for driving the vehicle and an air conditioning device used for performing an air conditioning in a vehicle compartment, the control device causes the switching power supply device to be operated in a heat increasing operation in which heat generated from the electronic member is increased more than that in a general operation state, and supplies the generated heat to the at least one of the drive device and the air conditioning device.04-22-2010
20100100264POWER SUPPLY SYSTEM AND VEHICLE INCLUDING THE SAME, AND METHOD OF CONTROLLING POWER SUPPLY SYSTEM - A CD mode electric power allocation ratio calculation unit calculates an electric power allocation ratio between a first power storage device and a power storage device connected to a second converter by means of a switching device, to be used during a CD mode, based on a remaining electric power amount of each power storage device. A CS mode electric power allocation ratio calculation unit calculates a deviation amount between SOC of each of the first power storage device and the power storage device connected to the second converter and a target value thereof, and calculates an electric power allocation ratio to be used during a CS mode, based on the calculated deviation amount.04-22-2010
20100100265POWER SUPPLY SYSTEM AND VEHICLE INCLUDING THE SAME, AND METHOD OF CONTROLLING POWER SUPPLY SYSTEM - When a mode signal from a running mode control unit indicates a CD mode, a CD mode electric power allocation ratio calculation unit calculates an electric power allocation ratio to be used during the CD mode. When the mode signal indicates a CS mode, a CS mode electric power allocation ratio calculation unit calculates an electric power allocation ratio to be used during the CS mode. A switching unit switches between the electric power allocation ratios received from the CD mode electric power allocation ratio calculation unit and the CS mode electric power allocation ratio calculation unit in response to the mode signal, and outputs the electric power allocation ratio to an instruction generation unit.04-22-2010
20100100263VEHICLE AND DRIVING SYSTEM FOR VEHICLE INSTALLATION - On condition that output of a torque of not lower than a preset reference torque from a motor continues for at least a predetermined time period in a vehicle stop state with output of a corresponding torque from the a second motor based on a detected accelerator opening, a torque command of the second motor is set to decrease the output torque of said motor by a torque decrease rate, which is set according to the corresponding torque and the accelerator opening in the vehicle stop state (initial accelerator opening). After a changeover of a current crowding phase in the second motor, the torque command of said motor is set to increase the output torque of said motor by a torque increase rate, which is set according to the accelerator opening in the vehicle stop state.04-22-2010
20130035817LAND VEHICLE DRIVEN BY AN ELECTRIC OR HYDRAULIC MOTOR - With reference to the accompanying FIGURE, the present invention provides a land vehicle comprising: an electric or hydraulic motor for driving at least one driven wheel; a battery supplying electrical power or a source of hydraulic power; an electronic controller which controls operation of the electric or hydraulic motor; and a driver operated throttle control. The electronic controller receives a plurality of input signals including an input signal indicative of operation of the driver operated throttle control and implements a plurality of different operating regimes corresponding to a plurality of different simulated gear ratios. The controller selects an operating regime based on the plurality of input signals received thereby. The controller can operate the electric motor as a generator or the hydraulic motor as a pump to implement regenerative braking of the vehicle. Each operating regime has a level of regenerative braking unique thereto. Additionally or alternatively, a short term energy store is provided separate from the source of fluid pressure or the battery and the controller on sensing that a change from one simulated gear ratio to a lower simulated gear ratio is accompanied by a throttle control position which indicates that vehicle acceleration is required increases torque and/or power output of the electric or hydraulic motor by releasing energy from the short term energy store.02-07-2013
20130041540VEHICULAR CONTROL DEVICE - A control device functions as a vehicular control device to control electrically charging/discharging an electrical storage device. The control device includes a fuel calculation unit which calculates an amount of fuel consumed used to electrically charge the electrical storage device, a charge calculation unit which calculates electrical energy charged to the electrical storage device, and an evaluation unit which calculates a numerical evaluation from a result of a calculation done by the fuel calculation unit and that done by the charge calculation unit for an amount of fuel consumed corresponding to an amount of electric power charged in the electrical storage device availably.02-14-2013
20100042277METHOD OF MANAGING POWER FLOW IN A VEHICLE - A vehicle includes a powertrain system and a traffic sensing system. Power flow in the vehicle is managed by determining a present location and a trajectory of the vehicle, and determining traffic level information based on the present location and trajectory. A speed profile for the vehicle is predicted based upon the traffic level information of the vehicle and the powertrain is operated to manage power flow in the vehicle based upon on the predicted speed profile.02-18-2010
20100042276METHOD FOR MONITORING MULTI-MOTOR DRIVE - A method for controlling a vehicle drive unit, which comprises at least two individual drives, at least one of which is able to provide a negative torque. A vehicle control unit is provided, within which a continuous torque comparison is performed within a monitoring level. A permissible torque is ascertained therein. Using a torque range checker it is established whether ascertained setpoint torques lie within torque ranges of the at least two individual drives.02-18-2010
20100042281METHOD AND A SYSTEM FOR PROVIDING FEEDBACK TO A VEHICLE OPERATOR - A method for providing feedback to a vehicle operator regarding an operational state of a vehicle power transmission system in operation includes the steps of detecting at least one operational parameter indicative of said operational state, and providing an audio feedback signal to the operator in response to a magnitude of the detected operational parameter.02-18-2010
20100042279METHOD FOR TORQUE MANAGEMENT IN A HYBRID VEHICLE EQUIPPED WITH ACTIVE FUEL MANAGEMENT - A control method for a hybrid powerplant includes receiving a pre-transition signal, and selectively adjusting a combustion torque of an engine of the powerplant between a first torque value and a second torque value prior to a deactivation transition period based on the pre-transition signal, wherein the second torque value is less than the first torque value. The method further includes selectively adjusting an electric drive torque of an electric machine of the powerplant prior to the deactivation transition period based on the pre-transition signal and the combustion torque. The selectively adjusting the electric drive torque includes adjusting the electric drive torque such that a sum of the combustion torque and the electric drive torque is equal to a desired drive torque of the powerplant during a pre-transition period prior to the deactivation transition period. A related control system is also provided.02-18-2010
20100042278CONTROL DEVICE AND METHOD FOR CONTROLLING A HYBRID DRIVE - A control device for a hybrid drive, in particular for a hybrid drive of a motor vehicle having at least one combustion engine and at least one electric motor as driving motors, whose torques are coupled together to form a total torque. A controller is provided which generates an actuating signal for controlling the speed of each of the driving motors, a first actuating signal acting on the electric motor having a higher dynamic response than a second actuating signal acting on the combustion engine.02-18-2010
20100042280Control method and unit of an electric traction motorcycle according to the position of an accelerator grip - A control method and unit of an electric traction motorcycle; there are provided: an accelerator grip pivotally mounted to rotate in a first rotation direction and about a rotation axis from a neutral position towards a maximum acceleration position; an elastic member which tends to keep the accelerator grip in the neutral position; at least one position sensor for detecting the angular position of the accelerator grip about the rotation axis; and a control device which drives an electric machine of the motorcycle according to the angular position of the accelerator grip; the accelerator grip is mounted to rotate in a second rotation direction opposite to the first rotation direction and about the rotation axis from the neutral position towards a deceleration position which is arranged in the direction opposite to the maximum acceleration position with respect to the neutral position.02-18-2010
20100324767ELECTRIC VEHICLE WITH HEADS-UP CONTROLS - An electric vehicle with controls for changing the operational parameters of the vehicle while the vehicle is in motion. These controls are preferably located on the steering wheel, steering column, or other locations where the selectors can be accessed by the operator while facing forward operating the vehicle from an intended operator's seating position. With the selectors in the heads-up position, the operator does not have to look away from the road to change the operational settings of the vehicle while the vehicle is in motion.12-23-2010
20100324764DRIVING FORCE CONTROLLING APPARATUS FOR VEHICLE - A driving force controlling apparatus for a vehicle including an electric generator and a motor for driving a wheel other than a driving wheel, with electric power from the electric generator, includes a requested electric power computing means that computes requested electric power required for operation of the motor. Target output of the electric generator is set based on the requested electric power and maximum output that the electric generator can output stably. The driving force controlling apparatus for a vehicle including the motor for driving a wheel other than a driving wheel driven by an engine, with electric power from the electric generator, enables the electric generator to stably output electric power.12-23-2010
20090157246Vehicle motion control device - A vehicle motion control device adjusts vibrations occurring in components of a vehicle so as to control the motion of a vehicle having independent drive assemblies for front wheels and for rear wheels. The vehicle motion control device includes a base request torque calculation unit that calculates first and second base request torques in response to a request made by the driver of a vehicle. A correction torque calculation unit calculates first and second correction torques used to adjust vibrations in a low-frequency band and in a high-frequency band of the vibrations of the components of the vehicle. An internal combustion engine control unit and a motor generator control unit control an internal combustion engine and a motor generator so that the first and second base request torques are corrected with the first and second correction torques.06-18-2009
20090157243Method of controlling drive request torque in hybrid electric vehicle - The present invention provides a method of controlling a driver request torque in a hybrid electric vehicle, in which a driver request torque is calculated by determining that a driver has an intention to accelerate, if an accelerator opening degree detected by an accelerator pedal position sensor (APS) is greater than 0% when the accelerator pedal is depressed by the driver who intends to re-accelerate after coasting or decelerating, and a torque discontinuity, which may be caused when the APS is turned on→off→on according to the depression operation of the accelerator pedal by the driver, is controlled using an up/down torque rate limit logic, thus preventing deterioration of driving performance.06-18-2009
20090157244Method for determining optimal operation point with respect to state of charge in hybrid electric vehicle - The present invention provides a method for determining an optimal operation point with respect to SOC in a hybrid electric vehicle, in which, as a conversion factor (fuel equivalent factor) that can quantitatively compare the amount of fuel consumed by an engine with electrical energy consumed by a motor, a factor for obtaining a desired final SOC with respect to an initial SOC is determined, and an optimal operation state based on a current SOC of the hybrid electric vehicle is determined using the factor, thus improving fuel efficiency of the hybrid electric vehicle.06-18-2009
20100106354SYSTEM AND METHOD FOR CONTROLLING A HYBRID POWER PROPULSION UNIT FOR A PERMANENT FOUR WHEEL DRIVE MODE OPERATION - A system for controlling a power propulsion unit of a hybrid type for a four-wheel-drive automotive vehicle that includes at least one electric motor part and at least one thermal engine part capable of driving the independent front and rear driving axles of the vehicle. The system includes a mechanism determining total torque set point from a request of the driver, a mechanism distributing the total torque set point, and a system optimizing the duty point, to dynamically determine the torques to be applied to each of the two driving axles and to optimize fuel consumption of the power propulsion group according to the drivability requested by the driver and driving conditions.04-29-2010
20100106355CONTROL UNIT AND CONTROL METHOD FOR VARIABLE VALVE TIMING MECHANISM, PROGRAM FOR IMPLEMENTING THE CONTROL METHOD, AND RECORDING MEDIUM ON WHICH THE PROGRAM IS RECORDED - An ECU executes a program based on which, when a fuel-supply cutoff control is executed or when a hybrid vehicle travels in a second mode in which the engine is stopped and the hybrid vehicle travels using only the drive power generated by a second MG an intake VVT mechanism is controlled so that a valve phase is brought to the mechanically determined most retarded phase. The phase, which is detected by a cam position sensor, is learned as the most retarded phase.04-29-2010
20100106353REGENERATIVE BRAKING AND CHARGE FLOW STATE INDICATION SYSTEM FOR A HYBRID ELECTRIC VEHICLE - A system and method for using an information display to display information relating to a state of charge of the battery, a charge flow state of the battery, and a regenerative and friction braking system. The information display displaying the state of charge information that corresponds to the available energy capacity of the battery as a percentage of the total rated capacity of the battery. The information display displaying the charge flow state information that corresponds to a negative and positive charge flow state of the battery. The information display also displaying when the vehicle is operating the regenerative braking system or when the vehicle is operating the regenerative braking system and the friction braking system.04-29-2010
20100106352SYSTEM AND METHOD FOR DISPLAYING AN OVERALL EFFICIENCY OF A HYBRID ELECTRIC VEHICLE - A system and method for determining and displaying an overall efficiency value of a vehicle. The vehicle may include an engine and an electric machine that operates to provide torque to propel the vehicle. In addition, the vehicle may have an electric power source that provides electric power to the electric machine. A controller may determine and transmit the overall efficiency value so that the information display displays the number of efficiency indicators. Also, the number of efficiency indicators displayed may be based on the overall efficiency value.04-29-2010
20100106351Method And System For Retrofitting A Full Hybrid To Be A Plug-In Hybrid - A retrofit system for converting a hybrid vehicle to a plug-in hybrid comprises a battery for storing a charge sufficient to provide a vehicle with an electric-only driving range in excess of 5 miles, a battery management system for monitoring battery parameters indicative of the state of battery charge to produce a signal indicative thereof; and a control unit responsive the battery management system to report an inflated state of battery charge to the hybrid vehicle's hybrid control system to maintain the gasoline engine in a deactivated condition over an extended driving range.04-29-2010
20100332065ELECTRIC-VEHICLE DRIVING APPARATUS - According to one embodiment, there is provided an electric-vehicle driving apparatus which consumes regenerative energy by a brake resistor and can decrease harmonic components generated by a brake-chopper switching circuit. Plural brake-chopper switching circuits are provided in parallel for each inverter. Harmonic components generated by the brake-chopper switching circuits are decreased by changing phases or frequencies of triangular carrier waves of the switching circuits, relatively to each other.12-30-2010
20100332062CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle includes an internal combustion engine and a generator motor, a capacitor, and a driving force assisting unit. Further, the control device includes a switching unit that selects an appropriate traveling range from a plurality of traveling ranges including at least a normal traveling range and a charging priority range for preferentially charging the capacitor and switches the range, and a threshold value increasing unit that increases, when the charging priority range is selected by the switching unit, the predetermined determination threshold value as compared to when the normal traveling range is selected by the switching unit.12-30-2010
20130041530PARALLEL HYBRID ELECTRIC VEHICLE POWER MANAGEMENT SYSTEM AND ADAPTIVE POWER MANAGEMENT METHOD AND PROGRAM THEREFOR - A system, computer readable storage device and method for controlling torque in a hybrid electric vehicle. The method comprises determining a state of charge of an energy storage device, obtaining a reference state of charge, obtaining an error from a difference between the determined state of charge and the reference state of charge; and apportioning torque between a motor and an engine based upon the error. The motor is electrically coupled to the energy storage device and powered by the energy storage device. A state of charge (SOC) correction factor is determined based upon the error. The SOC correction factor is used to adjust a torque ratio of motor to engine torque that is determined for a given torque command.02-14-2013
20100030416VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle 02-04-2010
20130041532SYSTEM AND METHOD FOR INCREASING OPERATING EFFICIENCY OF A HYBRID VEHICLE - A method is provided for controlling a hybrid electric vehicle that includes an internal combustion engine having a cylinder with first and second intake valves and a piston configured to rotate the engine's crankshaft. The method includes determining whether deceleration of the vehicle is desired and ceasing supply of fuel to the cylinder when such condition is satisfied. The method also includes closing the first intake valve at a first predetermined instance and closing the second intake valve at a second predetermined instance via a specifically configured device when the fuel supply has been ceased. The second predetermined instance is after the first predetermined instance relative to rotational position of the crankshaft and magnitude of compression pulses in the cylinder during deceleration is reduced relative to when the cylinder is being fueled. A system for controlling the hybrid vehicle and a vehicle employing such a system are also provided.02-14-2013
20120185121ELECTRIC-VEHICLE CONTROL DEVICE, AND ELECTRIC VEHICLE AND FORKLIFT TRUCK HAVING THE SAME - The electric-vehicle control device is used in an electric vehicle which is provided with a vehicle body having a driving tire and an axle shaft and with a driving motor which imparts torque to the driving tire. The electric-vehicle control device issues a motor control command to the driving motor. The electric-vehicle control device is provided with a control unit, and the control unit gives feedback control to the driving motor by vibration parameters indicating vertical vibration of the electric vehicle at the center of the axle shaft.07-19-2012
20120185120CONTROL DEVICE FOR VEHICLE - A control device for a vehicle includes a system control unit for putting the state of an electric power supply line into an interrupted state when a first condition on the state of the vehicle is satisfied, a battery ECU for, in parallel with the operation of the system control unit, detecting a state of charge of a battery for traveling and transmitting the detected state of charge to the system control unit and for putting the state of the electric power supply line into the interrupted state when a second condition on the state of the battery for traveling is satisfied, and a power supply interrupting unit for putting the state of the electric power supply line into the interrupted state with an SMR in response to a request from at least either one of the system control unit and the battery ECU.07-19-2012
20120185119HYBRID VEHICLE - A hybrid vehicle includes an engine, a motor, the engine and the motor being driving sources, a first traveling mode in which the vehicle is driven utilizing an output of the engine, and a second traveling mode in which the vehicle is driven through an output of the motor with the engine stopped. The hybrid vehicle further includes an air density detecting section configured to detect an air density of an environment under which the vehicle travels and, in a case where the detected air density is reduced with respect to a standard air density, the motor output in the second traveling mode is reduced with respect to the motor output in a standard air density such that a driving force of the vehicle in the second traveling mode when the traveling mode is switched approaches the driving force of the vehicle in the first traveling mode.07-19-2012
20120185118SYSTEM AND METHOD FOR OPTIMIZING A DRIVING ROUTE FOR A VEHICLE - A vehicle includes a power source, an energy storage device, a navigation system, and a controller. The power source is configured to drive the vehicle. The energy storage device is configured to supply energy to the power source. The navigation system includes a memory location. The controller is configured for determining an optimized route for the vehicle driving on a plurality of roads and road segments, as a function of powertrain limitations of the vehicle. The optimized rout for the vehicle may be presented to the driver of the vehicle on a visual display screen.07-19-2012
20120185117Hybrid Vehicle and Method of Control for Engine Transient Mitigation - A hybrid vehicle and method of control are associated with the following operation. A quantized previous engine power command based on a previous engine power command is obtained. A current engine power command is quantized. The quantized current engine power command is maintained if the magnitude of the difference between the current engine power command and the quantized previous engine power command is larger than a threshold. The quantized current engine power command is set equal to the quantized previous engine power command if the magnitude of the difference between the current engine power command and the quantized previous engine power command is smaller than the threshold. An output engine power command based on the quantized current engine power command is generated. An engine of the hybrid vehicle is operated based on the output engine power command.07-19-2012
20090125173Hybrid vehicle with internal combustion engine and electric motor installed - A display unit includes a speed display unit. The speed display unit includes an area, a threshold line and a pointer. The area indicates a vehicle speed (km/h). The threshold line indicates a threshold value at which operation and stop of an engine is switched. The threshold line is variably set by SOC and a temperature of a power storage device, a temperature of an inverter, a temperature of a motor generator and the like. The pointer indicates the movement direction of the threshold line.05-14-2009
20090125172HYBRID VEHICLE AND CONTROL METHOD THEREOF - In an OFF condition of an ECO switch, a stop decision reference value Wstop is set to a value W05-14-2009
20090125171PROCESSOR SECURITY DIAGNOSTICS FOR HYBRID VEHICLE ELECTRIC MOTOR CONTROL SYSTEM - A diagnostic system for a hybrid vehicle comprises a processor module and a motor control module. The processor module outputs a first seed value. The motor control module controls torque output by an electric motor of the hybrid vehicle and outputs a key value based on the first seed value. The processor module outputs a second seed value after receiving the key value, and the motor control module selectively diagnoses a fault in the processor module based on a comparison of the second seed value with the first seed value.05-14-2009
20100094498Hybrid vehicle - When at least one of a condition under which a parking brake is activated, a condition under which a shift lever is shifted to a parking range, a condition under which a shift to the neutral range is executed, and a condition under which a drive termination operation is executed is satisfied during an EV travel mode, a carrier shaft provided coaxially with a crankshaft is rotated by a motor generator, and a cumulative value of a travel distance counter obtained when an engine is stopped is reset.04-15-2010
20100094497ELECTRICAL POWERED VEHICLE INCORPORATING MOTOR AND INVERTER, AND CONTROL METHOD THEREFOR - In an electrical powered vehicle including a control device for generating an input/output power command value for a power storage device and a control device for controlling a power conversion device and a rotating electric machine, provided separately, when there is a sudden change in the rotational speed of a rotating electric machine, the input/output power command value of a power storage device intrinsically set by an HV-ECU is corrected corresponding to the change in the rotational speed of the rotating electric machine by a control device MG-ECU detecting the rotational speed of the rotating electric machine, without having to wait for modification of the input/output power command value from the HV-ECU. Accordingly, there can be prevented excessive charging and excessive discharging of a power storage device induced by delay in modifying the input/output power command value caused by transmission delay between control devices when the rotational speed of the rotating electric machine suddenly changes.04-15-2010
20130046426VEHICLE CONTROL SYSTEM - A vehicle control system (02-21-2013
20130046427Motor Vehicle With A Combined Drive - A motor vehicle comprises a primary drive machine with a primary drive shaft for receiving or outputting power, a secondary drive machine with a secondary drive shaft for outputting power, and a secondary torque transmission device having an input side and an output side. A torque initiated by the input side and discharged by the output side can be influenced by the secondary torque transmission device. The vehicle further comprises an energy storage device and an output device which supplies the power output to the vehicle. The primary drive machine can be operated in a first operating state in which power is output by the primary drive shaft, and a second operating state in which power is received by the secondary drive shaft via the primary drive shaft and said power can be stored as energy in the energy storing device.02-21-2013
20130046429CONTROL DEVICE FOR HYBRID VEHICLE - When an engine (02-21-2013
20130046428ENERGY MANAGEMENT DEVICE FOR AT LEAST ONE ELECTRICAL ENERGY CONSUMER OF A VEHICLE - An energy management device is provided for at least one energy consumer of a vehicle, which includes, but is not limited to a receiver designed to receive data from a navigation system, an evaluator designed on the one hand to determine a traveling time for the vehicle to reach a predetermined destination based on the received data of the navigation system, and on the other to determine a deactivation time based on the traveling time for switching off the at least one energy consumer before the traveling time has expired, and an actuator designed to switch off the at least one energy consumer at the deactivation time before the traveling time has expired.02-21-2013
20130046425METHOD FOR CONTROLLING POWERTRAIN PUMPS - A method of controlling a pump supplying a fluid to a transmission includes sensing a requested power and an excess power for a powertrain. The requested power substantially meets the needs of the powertrain, while the excess power is not part of the requested power. The method includes sensing a triggering condition in response to the ability to convert the excess power into heat in the transmission, and determining that an operating temperature of the transmission is below a maximum. The method also includes determining a calibrated baseline and a dissipation command for the pump. The calibrated baseline command is configured to supply the fluid based upon the requested power, and the dissipation command is configured to supply additional fluid and consume the excess power with the pump. The method operates the pump at a combined command, which is equal to the calibrated baseline plus the dissipation commands.02-21-2013
20090043438Inflatable Electric and Hybrid Vehicle System - An inflatable electric and hybrid vehicle system, that has the features and accoutrements of traditional automotive vehicles, that is extremely safe, lightweight, inexpensive, compact and energy efficient. The system designed to be shipped by common carrier and then assembled in a few hours with a minimal amount of tools or effort. The vehicle has either an inflatable body or membrane skin with a hybrid-type or electric motor drive train as well as heating and cooling system and inflatable seats. The battery power supply utilizes banks of commonly available batteries charged by a mobile onboard charger, configured to be easily removed with agnostic software and hardware to manage the power source They are also networked via wireless communication to various base stations to allow for monitoring and exchange of battery banks quickly and efficiently.02-12-2009
20090043437CONTROL METHOD AND DEVICE FOR HYBRID MOTOR - A control device for a hybrid motor constituted by an internal combustion engine and an electric motor, which are connected via a clutch, stops the internal combustion engine when a predetermined deceleration condition is established, and prohibits stoppage of the internal combustion engine when the temperature of an exhaust gas purification catalyst interposed in an exhaust system of the internal combustion engine is higher than a first predetermined temperature, which is higher than an activity start temperature of the exhaust gas purification catalyst, even if the predetermined deceleration condition is established.02-12-2009
20110010032Optimal Engine Operating Power Management Strategy for a Hybrid Electric Vehicle Powertrain - A method is disclosed for managing power in a hybrid electric vehicle powertrain having multiple components, including at least two of a group comprising an engine, a motor, a generator and a high voltage battery. Power losses in the individual components are computed. An engine operating speed and torque for a given vehicle speed and total power command is determined so that total power losses for powertrain components are minimized.01-13-2011
20110010031HYBRID ELECTRIC VEHICLE CONTROL FOR MINIMIZING HIGH VOLTAGE BATTERY POWER LIMITS VIOLATIONS - A control system and method for controlling a hybrid electric vehicle powertrain with mechanical and electro-mechanical power sources that use an intelligent controller adapted to reduce driveline oscillations while minimizing hybrid vehicle battery limit violations. Damping of driveline torque oscillations is accomplished and violations of battery power limits are avoided by filtering estimated engine power.01-13-2011
20110010030HYBRID VEHICLE, METHOD OF NOTIFICATION FOR HYBRID VEHICLE, AND COMPUTER-READABLE STORAGE MEDIUM HAVING PROGRAM STORED THEREON FOR CAUSING COMPUTER TO EXECUTE METHOD OF NOTIFICATION FOR HYBRID VEHICLE - A hybrid vehicle is configured to be capable of traveling with fuel and electric power serving as energy sources. A charger receives electric power from an external power supply connected to a charging port to charge a power storage device. An ECU calculates a distance traveled per unit amount of electric power supplied from the external power supply by the charger and a distance traveled per unit amount of fuel consumed by an engine. A notification unit notifies a user of each distance traveled, as calculated by the ECU.01-13-2011
20110010029Method for Simplifying Torque Distribution in Multiple Drive Systems - A method is provided for monitoring the torque distribution in multiple drive systems, e.g., in hybrid drives. The hybrid drive includes at least two individual drives which are controlled via an engine control unit, in which a torque distribution of a setpoint torque M01-13-2011
20090326749DEGRADATION ASSESSMENT SYSTEM FOR POWER STORAGE DEVICE, VEHICLE, DEGRADATION ASSESSMENT METHOD FOR POWER STORAGE DEVICE, AND COMPUTER-READABLE RECORDING MEDIUM HAVING PROGRAM RECORDED THEREON FOR COMPUTER TO EXECUTE THE DEGRADATION ASSESSMENT METHOD - A degradation assessment system includes a vehicle mounted with a power storage device, a charge station, a connection cable for connecting the vehicle to the charge station, and a server. The vehicle can charge the power storage device from the charge station. The charge station includes a degradation assessment device. The degradation assessment device collects data such as the voltage, charging current and temperature of the power storage device when the power storage device is charged from the charge station, and uses the collected data and assessment data obtained from the server to assess the degradation state of the power storage device.12-31-2009
20090326748Method for Controlling a Hybrid Vehicle and Hybrid Vehicle - A method for controlling a hybrid vehicle having at least two propulsion engines. According to the specification of an operating controller, propulsion is provided via the first propulsion engine, in particular an internal combustion engine, and/or the second propulsion engine, in particular an electric motor. The percentage contribution of the propulsion of the second propulsion engine is controlled as a function of the data pertaining to the travel route communicated to the operating controller, taking into account a charge state of an energy accumulator. An optimized operating strategy is determined by specifying a geographic destination and/or a destination parameter of the operating strategy, the travel route being selected by taking into account the optimized operating strategy when alternate travel routes are available.12-31-2009
20100131136POWER SUPPLY SYSTEM, VEHICLE INCLUDING THE SAME, CONTROL METHOD FOR POWER SUPPLY SYSTEM, AND COMPUTER-READABLE RECORDING MEDIUM RECORDING PROGRAM FOR CAUSING COMPUTER TO EXECUTE THE CONTROL METHOD - A lower limit value setting unit (05-27-2010
20090306842Vehicle preferential treatment system, electrically powered vehicle, server used for vehicle preferential treatment system, and vehicle preferential treatment method - A vehicle preferential treatment system includes a controller mounted in a hybrid vehicle, and a server performing wireless communications with the controller. The controller estimates an SOC of an electric storage (not shown) and transmits the SOC to the server. When the SOC of the electric storage exceeds a reference level, the server gives a preferential treatment to the hybrid vehicle. Then, information on the preferential treatment is transmitted from the server to the controller, and is displayed on a display unit of the controller.12-10-2009
20090306841VEHICLE AND METHOD FOR FAILURE DIAGNOSIS OF VEHICLE - A vehicle (12-10-2009
20090105895Fuel Cell Vehicle - In a fuel cell vehicle according to one aspect of the invention, an amount of battery assist for a fuel cell stack is adequately set according to the setting of a mode position and an accelerator opening change rate. The driver's requirement for abrupt acceleration is inferred from a large value of the accelerator opening change rate. In this case, the amount of battery assist is increased to give a sufficient acceleration feeling to the driver. The driver's requirement for moderate acceleration is inferred, on the other hand, from a small value of the accelerator opening change rate. In this case, the amount of battery assist is reduced to restrict the acceleration and improve the fuel consumption. The setting of the mode position to a sports mode suggests the driver's preference to the acceleration over the fuel consumption. The amount of battery assist is thus increased to ensure the sufficient acceleration feeling. The setting of the mode position to an economic mode, on the other hand, suggests the driver's preference to the fuel consumption over the acceleration. The amount of battery assist is thus reduced to improve the fuel consumption.04-23-2009
20120191283METHOD AND APPARATUS TO CONTROL MOTOR COOLING IN AN ELECTRO-MECHANICAL TRANSMISSION - A powertrain includes an electro-mechanical transmission mechanically-operatively coupled to an internal combustion engine and first and second electric machines adapted to selectively transmit mechanical power to an output member. An apparatus for controlling the powertrain includes the first and second electric machines, a first electric machine cooling circuit directing a cooling hydraulic flow to the first electric machine, a second electric machine cooling circuit directing a cooling hydraulic flow to the second electric machine, a hydraulic control system receiving a hydraulic flow and selectively channeling the hydraulic flow to the first and second electric machine cooling circuits, and an active electric machine cooling control system monitoring temperatures of the first and second electric machines, monitoring operation of the hydraulic control system, and selectively controlling the hydraulic control system.07-26-2012
20120191282Driving Control Device - A driving control device for a vehicle in which one of a front-wheel side and a rear-wheel side is driven by an engine and an other of them is driven by a motor, reduces a driving force by the motor to recover a grip and estimates a road friction coefficient. The driving control device further transmits an engine driving force to drive wheels, and temporary increases the motor driving force in accordance with the engine driving force and the motor drive wheel grip limit line according to an estimated road friction coefficient.07-26-2012
20120191281ELECTRIC VEHICLE - An electric vehicle includes: a motor configured to be driven by electric power supplied from a battery; a limit control unit configured to calculate a limit rate for limiting a requested torque requested for the electric vehicle so that an induced voltage developed by the motor is equal to or lower than a voltage of the battery; a drive torque calculation unit configured to calculate a drive torque for traveling the electric vehicle based on the requested torque and the limit rate.07-26-2012
20120191280CONTROL APPARATUS FOR SERIES HYBRID VEHICLE - A control apparatus for a series hybrid vehicle includes an engine, a generator, a battery, and a drive motor increases an engine rpm according to an accelerator opening while maintaining a high fuel efficiency to give a driver an acceleration feeling because of the increased engine sound. A control means determines a target engine rpm based on an accelerator opening detected by an accelerator opening detecting means, and sets as the target engine rpm, an engine rpm at which a power generation efficiency is maximum when the accelerator opening detected by the accelerator opening detecting means is minimum, and sets as the target engine rpm an engine rpm at which an output is maximum when the accelerator opening detected by the accelerator opening detecting means is maximum.07-26-2012
20120191279SYSTEM AND METHOD FOR MANAGING POWER IN A VEHICLE - A system and method for managing power in a vehicle is provided herein. The vehicle includes a battery, an electric motor, and a plurality of electric devices. The electric motor is operable to drive the vehicle. The battery provides power to the electric motor and each of the electric devices. A first sensor is operable to detect the amount of power each of the electric devices is consuming and a display is operable to provide the power consumption for each of the electric devices and the battery power. Accordingly, the user is able to identify and manage how the battery's power is being distributed during the operation of the vehicle.07-26-2012
20120191278SYSTEM AND METHOD FOR MAINTAINING THE SPEED OF A VEHICLE - A system for maintaining a selected speed of a vehicle is provided. The vehicle is powered in part by an electric motor and a battery. The electric motor is operable to drive in either a driving state or a charging state. In the charging state the polarity of the electric motor is modified so as to slow the vehicle down and supply power to the battery. A load bank is provided. The load bank is in electrical communication with the electric motor. The controller is further operable to direct power from the electric motor to the load bank when the electric motor is in the charging state.07-26-2012
20090299558Travel energy learning device, and method - A road section where the host vehicle is currently located is identified and the work rate of a transmission shaft, which transmits a driving force from a drive source of a host vehicle to a wheel, is derived based on a rotational speed and the torque transmitted by the transmission shaft. The energy required to travel through the road section is linked to the road section and accumulated based on the work rate derived while the host vehicle travels through the road section.12-03-2009
20090018716Parallel hybrid drive system utilizing power take off connection as transfer for a secondary energy source - A parallel hybrid vehicle system utilizing the Power Take Off connection on an automatic transmission as a transfer port for a secondary device is described for both driving modes and stationary operation. The secondary device is a battery powered electric motor providing motive power or regenerative braking in driving mode or providing power to accessories typically mounted to a conventional PTO while stationary.01-15-2009
20090093921METHOD FOR OPERATING A HYBRID VEHICLE - A method for operating a hybrid drive, in which at least two power units cooperate in driving, and an energy store of one of the power units is charged intermittently and one of the power units is at least intermittently supplied with driving energy from the energy store, the power unit generating a setpoint output. A requested setpoint drive torque of the drive is generated and the setpoint output of the power unit is simultaneously maintained on average over time, deviations from the setpoint output as a function of instantaneous operating points of the power units being permitted. This is done to optimize the fuel consumption.04-09-2009
20130073129VEHICLE DISPLAY SYSTEM AND METHOD - An information display system includes an information display that communicates relevant information relating to the operation of a vehicle. The information display conveys a score representing lifetime or long-term driving or operating efficiency of the vehicle. The score can be conveyed numerically or graphically using a number of indicators. Each indicator may correspond to a different achievement level attained for efficient driving or vehicle use behavior.03-21-2013
20130073136HYBRID VEHICLE AND CONTROL METHOD FOR THE SAME - A hybrid vehicle includes an internal combustion engine (03-21-2013
20130073135METHOD FOR OPERATING A VEHICLE WITH AN INTERNAL COMBUSTION ENGINE AND A GENERATOR - It is known to charge the battery in a hybrid vehicle with a generator such that the efficiency (electric power per fuel quantity) is maximal. It is known that the consumption-optimized mode can be terminated in order to charge the battery faster. A mathematical calculation rule is applied to the optimal value of the efficiency in order to determine a value for an efficiency which then indicates a load point shift for the internal combustion engine. In particular, constant percentages can be used which are applied to the inverse efficiency.03-21-2013
20130073134VEHICLE CONTROL DEVICE AND VEHICLE CONTROL METHOD - HV-ECU executes a program including a step of executing rattling noise avoidance control when an engine operating point falls within a rattling noise producing range and when a requested torque Treq03-21-2013
20130073133VEHICLE CONTROLLER AND VEHICLE CONTROL METHOD - A brake ECU executes a program including: the step of executing a first brake hydraulic pressure control for preventing decrease of brake hydraulic pressure regardless of decrease in an amount of operation of a brake pedal, if position is at a P position and the amount of operation of the brake pedal is determined to be decreasing; and the step of executing a normal, second hydraulic pressure control if the position is not the P position and the amount of operation of the brake pedal is not determined to be decreasing.03-21-2013
20130073132DEVICE FOR PERFORMING ENERGY MANAGEMENT IN AN ELECTRIC VEHICLE - A device for performing energy management in an electric vehicle which can be driven at least partially by an electric machine which can be supplied with electrical energy by a rechargeable battery, wherein the state of charge (SOC) of the rechargeable battery varies during charging and discharging, includes a driver-type recognition device for determining the driver-type (I, II). The driver-type recognition device monitors the discharge process of the rechargeable battery during driving and recognizes the driver-type (I, II) therefrom.03-21-2013
20130073131POWER TRANSMISSION CONTROL DEVICE FOR VEHICLE - In this power transmission control device, an EV travel mode for traveling by using only an electric-motor driving torque in a state in which a clutch torque is maintained to zero, and an EG travel mode for traveling by using the internal-combustion-engine driving torque in a state in which the clutch torque is adjusted to a value larger than zero are selectively realized depending on a travel state. In a state in which the EV travel mode is selected, when it is determined that a vehicle speed is higher than a predetermined speed Vth, “a gear position to be realized” is changed depending on the travel state of the vehicle, and when it is determined that the vehicle speed is equal to or lower than the predetermined speed Vth, “the gear position to be realized” is maintained to a current gear position independently of the travel state of the vehicle.03-21-2013
20130073130Fail-Safety Control Method for Hybrid Vehicle - Disclosed herein is a fail-safety control method for a hybrid vehicle. The method includes a hybrid control unit which, when commands for demand torque are received from a driver, giving instructions to a motor control unit to generate the demand torque, determining whether or not to a normal torque corresponding to the demand torque is being generated by the motor control unit according to the instructions from the hybrid control unit, and if it is determined that an abnormal torque is being generated by the motor control unit, giving commands to output an interrupt signal to interrupt operation of the motor control unit.03-21-2013
20130073128COMPACT ELECTRIC RANGE EXTENDER FOR AN ELECTRIC VEHICLE - An electric vehicle includes a transmission, motor, rechargeable energy storage system (RESS), auxiliary power unit (APU), and a controller. The APU has a pair of rings, at least one of which rotates with respect to the other. One ring is coaxial with and radially within the other. Ring rotation generates current in windings. A gear element is in driving connection with the rotatable ring. The APU includes an engine disposed radially within the inner ring, and a power takeoff mechanism coupled to the gear element. The controller energizes the APU to rotate a ring. A method includes positioning the APU in a vehicle body compartment, affixing an outer ring of windings to a compartment wall, and positioning a rotatable inner ring having permanent magnets radially within and coaxial with the outer ring. The engine is positioned radially within the inner ring. A power takeoff mechanism connects to the inner ring.03-21-2013
20130073127SYSTEMS AND METHODS FOR DIAGNOSING AN ENGINE - Methods and systems are provided for an engine. A condition of the engine may be diagnosed based on a combustion torque profile of the engine estimated using signals from a generator operationally connected to the engine and/or other signals associated with the engine. Different types of degradation may be distinguished based on discerning characteristics within the estimated combustion torque profile data. Thus, a degraded engine component may be identified in a manner that reduces service induced delay.03-21-2013
20110144843PERMANENT MAGNET TEMPERATURE ESTIMATION - A method of controlling a vehicle including a permanent magnet (PM) synchronous motor is provided. The motor is controlled based on direct-axis (d-axis) and quadrature-axis (q-axis) current commands. The method includes estimating permanent magnet flux linkage based on q-axis voltage and electrical angular speed, and estimating permanent magnet temperature based on permanent magnet flux linkage and the temperature coefficient of the permanent magnet. The vehicle is controlled based on the estimated permanent magnet temperature.06-16-2011
20110015815BATTERY TESTER FOR ELECTRIC VEHICLE - Testing or diagnostics are performed on an electric vehicle. The vehicle is operated and current flow through a system of the vehicle is monitored. A voltage related to the system is also monitored. Diagnostics are provided based upon the monitored voltage and the monitored current.01-20-2011
20110015814CHARGING STATION WITH SOLAR PANELS - A parking meter includes a solar panel; a power regulator coupled to the solar panel; a battery coupled to the power regulator; and a parking meter coupled to the power regulator and the battery and having a power receptacle adapted to recharge a vehicle battery.01-20-2011
20110015812OPERATING DEVICE FOR A CRUISE CONTROL SYSTEM IN A VEHICLE WITH REGENERATIVE BRAKING CAPABILITY - A method for controlling the speed of a vehicle having a regenerative or active braking capacity when the vehicle is traveling downhill using a cruise control system on the vehicle. When brake pedal is applied and the cruise control is set, the vehicle is put into a controlled braking mode. The cruise control system controls are then used inversely to the normal operation where decreases in vehicle speed are provided by applying motoring torque. For the inversed cruise control, increasing the vehicle speed is prohibited by applying more regenerative braking torque.01-20-2011
20110015811GENERATOR POWER CONTROL - A hybrid electric vehicle includes an internal combustion engine, a traction battery, and a hybrid electric powertrain including an electric motor powered by the traction battery and an electric generator coupled to the internal combustion engine and the traction battery. A control method includes determining minimum and maximum engine power limits based on desired wheel torque and traction battery charge and discharge power limits. A generator torque command is calculated to track engine speed to the desired engine speed. The generator torque command is limited based on the minimum and maximum engine power limits to limit engine power transmitted to the powertrain.01-20-2011
20130060411METHOD FOR OPERATING A DRIVE TRAIN - A method of operating a drive-train having a drive aggregate comprising an electric machine and internal combustion engine. An automated variable-speed transmission is connected between the engine and a drive output. The electric machine couples, via a friction clutch, a shaft of the transmission. Gearshifts are carried out in the transmission with an interruption of the drive torque provided by the drive aggregate in such manner that first the drive torque, provided at the output, is reduced to zero, then the actual gearshift is carried out, and then the drive torque, at the output, is again built up. To accomplish the gearshift, after disengaging a current gear and before engaging a target gear, the shaft of the transmission, which couples the electric machine via the friction clutch, is synchronized utilizing the inertial mass of the electric machine.03-07-2013
20130060412CONTROL DEVICE FOR USE IN VEHICLE, ADAPTED TO CONTROL SAFETY MEASURES AGAINST ELECTRIC POWER SUPPLY FAILURE - A vehicular power supply failure time safety measures control apparatus for a vehicle equipped with an electric park lock mechanism includes a means to detect a power supply failure in a park lock power supply, and a means to examine an electric storage state of the park lock power supply after the time of the power supply failure. The control apparatus further includes a park lock means to lock rotation of the wheel by operating the park lock mechanism when the electric storage state of the park lock power supply approaches a lower limit of the electric storage state ensuring the operation of the park lock mechanism.03-07-2013
20130060410ELECTRIC VEHICLE - A utility vehicle is disclosed having an electric drive. The drivetrain is comprised of batteries, a motor, a transaxle driven by the motor, a rear differential driven by the transaxle, and a prop shaft which is driven by the transaxle and drives a front differential. The batteries are provided in two groups and are supported on the frame of the vehicle.03-07-2013
20130060409CONTROL DEVICE AND CONTROL METHOD FOR ELECTRIC VEHICLE - If the temperature (Tig) of a switching element (03-07-2013
20130096761HYBRID VEHICLE DRIVING SYSTEM - A hybrid vehicle driving system 04-18-2013
20130060408MOTOR CONTROL APPARATUS - A motor control apparatus includes an electric motor, a homing control section, a distance determination section, and a forbiddance section. The electric motor moves a control object equipped to a vehicle at least between two positions. The homing control section executes a homing control for controlling the electric motor to move the control object so that the control object press-contacts a stopper wall when an initialization condition is satisfied. The distance determination section determines whether a user of the vehicle is apart from the vehicle at a distance greater than a predetermined distance. The forbiddance section forbids the homing control during a period, which starts at a time of the homing control execution and ends at a time when the user of the vehicle is apart from the vehicle farther than the predetermined distance, even when the initialization condition is satisfied during the period.03-07-2013
20130060407CONTROL METHOD OF HYBRID VEHICLE - A hybrid control system and method includes an offset candidate value determination step wherein an offset candidate value of a resolver is determined based on predetermined data; a zero current control step wherein all currents are controlled at zero; a voltage detection step wherein the voltage generated in the drive motor is detected while the currents are controlled at zero; an average value calculation step wherein the average value of the voltage is calculated using the detected voltage values; and a final offset value calculation step wherein the final offset valve is calculated using the average value and the offset candidate value. As such, a final offset value is quickly and accurately calculated.03-07-2013
20110066311CONTROL APPARATUS AND CONTROL METHOD FOR HYBRID VEHICLE - In a hybrid vehicle including a master power supply always connected to an MG (Motor-Generator) during driving and a first slave power supply and a second slave power supply capable of switching of a connection state with the MG during driving, an ECU connects one of the first slave power supply and the second slave power supply and executes EV (“Electric Vehicle”) driving control with the master power supply and one of the slave power supplies, until both of the State of Charge (“SOC”) of the first slave power supply and the State of Charge of the second slave power supply drop below a threshold value. On the other hand, when both SOCs drop below the threshold value, the ECU disconnects both of the first slave power supply and the second slave power supply and executes HV (“Hybrid Vehicle”) driving control only with the master power supply.03-17-2011
20110066309Data Processing System, Electronic Vehicle and Maintenance Service System - An electric vehicle information system prevents circulation of non-authentic batteries and battery components for electric vehicles. An electric vehicle data processing system is employed that performs, on an electric vehicle battery module having a plurality of battery cells installed therein, authentication of individual battery cells and the battery module itself in a hierarchical manner using a microcomputer. An electric vehicle is configured so as to cause the microcomputer of the data processing system to accumulate voltage history and charge history of the batteries in a nonvolatile storage circuit. The history information and the electric vehicle ID can be gathered by a maintenance device and a data server via an electronic control unit of the electric vehicle. A maintenance service system may thus be provided.03-17-2011
20090299561MALFUNCTION DIAGNOSIS SYSTEM AND MALFUNCTION DIAGNOSIS METHOD FOR ELECTRIC VEHICLE ON-BOARD DEVICE - A malfunction diagnosis system includes: a malfunction diagnosis section that performs a malfunction diagnosis for an on-board device of an electric vehicle when supplied with electric power from either an electric storage section or an external power source; a malfunction diagnosis request section that requests the malfunction diagnosis section to carry out malfunction diagnosis; an external power source connector that supplies electric power from the external power source; and an external power source connection determination section that determines whether the external power source connector is connected to the external power source. The malfunction diagnosis request section changes at least either the number of times that the malfunction diagnosis section is requested to carry out malfunction diagnosis or the period of time the malfunction diagnosis section is requested to carry out malfunction diagnosis depending whether the external power source connector is connected to the external power source.12-03-2009
20090299560HYBRID VEHICLE AND CONTROL METHOD THEREOF - After completion of warm-up of an engine, upon satisfaction of an exhaust gas recirculation condition by setting the drive mode of a hybrid vehicle to a normal mode according to the driver's accelerator operation, when a power difference ΔPe representing a decrease rate of a power demand Pe* required for the engine is less than a preset reference value α, the engine and motors MG12-03-2009
20090299559VEHICLE, VEHICLE CONTROL METHOD, AND DRIVE UNIT - If an accelerator pedal is released, when a flag indicates 1, a vehicle travels in a traveling environment reflected operation mode where an engine and two motors are controlled in such a manner that a required torque is output to a drive shaft while the engine, in which fuel injection is stopped, is operated by the motor. If a vehicle speed is equal to or lower than a threshold at the time or after the flag is changed from 1 to 0, the vehicle travels in a normal operation mode where the engine and the two motors are controlled in such a manner that the required torque is output to the drive shaft with engine rotation stopped. If the vehicle speed is higher than the threshold when the flag is changed from 1 to 0, the vehicle travels in the traveling environment reflected operation mode until the vehicle speed becomes equal to or lower than the threshold.12-03-2009
20090271057Hybrid Vehicle Vibration Reduction System and Method - A method for reducing vibration in a hybrid-electric vehicle including initiating a shut-down sequence of an internal combustion engine of the a hybrid-electric vehicle; providing an open port to at least one combustion chamber of the internal combustion engine; and shutting down the internal combustion engine.10-29-2009
20100094493HYBRID VEHICLE, CONTROL METHOD FOR HYBRID VEHICLE, AND RECORDING MEDIUM RECORDED WITH A CONTROL PROGRAM FOR HYBRID VEHICLE - A hybrid vehicle (04-15-2010
20120226400POWER-ASSISTED SYSTEM FOR BICYCLE - A power-assisted system is to be assembled to a derailleur-equipped bicycle for providing an auxiliary force to the bicycle. The power-assisted system includes: a microcomputer; a pedaling-rate sensor; a bicycle-speed sensor; a shift-position source; and an auxiliary-force database including data about at least a pedaling rate, a running speed, a current gear ratio and the auxiliary force, for defining a ratio between the running speed and the current gear ratio as a first comparison value, and defining the pedaling rate as a second comparison value wherein an auxiliary-force comparison table is made of levels of the auxiliary force to be output corresponding to the first and second comparison values. The microcomputer uses a determining logic circuit to determine the suitable level of the auxiliary force to be output and control the auxiliary-force providing device to output the auxiliary force in the determined level.09-06-2012
20090030568Hybrid Vehicle Controller - A power frequency distribution predicting unit predicts the power frequency distribution of a vehicle in a case where the vehicle travels a route with reference to the history of the vehicle power Pv when the vehicle traveled the route in the past. An operation condition setting unit sets the range of the required vehicle power Pv01-29-2009
20130066507VEHICLE CONTROL DEVICE - When predetermined conditions in a vehicle are met, the control means of the disclosed vehicle control device prohibits control of the state of power-source supply to vehicle-mounted equipment or the operating state of a drive source resulting from a pressing operation of a push switch. When it is detected that an abnormal state has arisen in the vehicle, the control means allows control by the pressing operation of the push switch even if the aforementioned predetermined conditions are met.03-14-2013
20130066499Plug-in Hybrid Electric Vehicle - A plug-in hybrid electric vehicle includes an internal combustion engine driving a pair of wheels on a first axle and a transmission drivingly connecting the internal combustion engine and the wheels on a first axle. An integrated starter-generator is mounted on the internal combustion engine crankshaft between said internal combustion engine and the transmission. The vehicle further includes an electric motor driving a pair of wheels on a first axle and a main battery pack connected to a further electric motor arranged to supply electric power for driving the wheels on a second axle. The electric drive means can comprise one electric motor driving the second axle via a differential, two electric motors each driving one half of the second axle or two electric wheel motors for the respective wheels on the second axle. An additional battery is connected to the integrated starter-generator for starting the engine.03-14-2013
20130066509PLAY-REDUCING CONTROL APPARATUS FOR ELECTRICALLY DRIVEN VEHICLE - When a non-running range is changed into a running range at timing t03-14-2013
20130066510METHOD FOR CONTROLLING A SECONDARY ENERGY STORAGE - A method is provided for controlling a hybrid vehicle in an emergency situation. The hybrid vehicle includes an internal combustion engine, a rechargeable electric energy storage system, and an electrical motor drive system. The method includes detecting a failure of a control unit for controlling the electrical motor drive system, disconnecting the rechargeable electric energy storage system from the hybrid vehicle, limiting the maximum speed of the internal combustion engine from a first RPM value to a second RPM value. An apparatus is also provided for controlling a hybrid vehicle in an emergency situation.03-14-2013
20130066508HYBRID VEHICLE ACCELERATOR PEDAL DEPRESSING FORCE CONTROL DEVICE - An accelerator pedal depression force control apparatus for a hybrid vehicle is arranged to increase the depression force of the accelerator pedal than a base depression force when the accelerator opening degree becomes larger than an accelerator opening degree threshold value, and arranged to set a the first accelerator opening degree based on an accelerator opening degree which switches from a first running mode in which the vehicle runs by driving only the electric motor, to a second running mode in which the internal combustion engine is driven, to set a second accelerator opening degree based on the accelerator opening degree by which the vehicle can run at a constant speed at each vehicle speed, and to set the accelerator opening degree threshold value as a larger one of the first accelerator opening degree and the second accelerator opening degree.03-14-2013
20130066506Dual Mode Range Extended Electric Vehicle - A dual mode battery charging system and method of use are provided for use in an electric vehicle. The system utilizes at least two user selectable, charging operational modes. In a first operational mode, a state of charge circuit powers on the engine/generator system whenever the battery state of charge falls below a first level and until the battery state of charge reaches a second level, where the second level is higher than the first level. In a second operational mode, the state of charge circuit powers on the engine/generator system whenever the battery state of charge falls below a third level and until the battery state of charge reaches the second level, where the third level is lower than both the first and second levels.03-14-2013
20130066504Dual Mode Range Extended Electric Vehicle - A dual mode battery charging system and method of use are provided for use in an electric vehicle. The system utilizes at least two user selectable, charging operational modes. In a first operational mode, a state of charge circuit powers on the engine/generator system whenever the battery state of charge falls below a first level and until the battery state of charge reaches a second level, where the second level is higher than the first level. In a second operational mode, the state of charge circuit powers on the engine/generator system whenever the battery state of charge falls below a third level and until the battery state of charge reaches a fourth level, where the fourth level is higher than the third level, and where both the third and fourth levels are lower than both the first and second levels.03-14-2013
20130066502HYBRID VEHICLE WITH CYLINDER DEACTIVATION - A variety of methods and arrangements for operating an internal combustion engine and one or more motor/generators in a hybrid vehicle are described. In various embodiments, the engine is operated in a skip fire mode. Depending on the state of charge of an energy storage device and/or other factors, the engine is operated to generate more or less than a desired level of torque. The one or more motor/generators are used to add or subtract torque so that the motor/generator(s) and the engine collectively deliver the desired level of torque. In some embodiments, the engine may be run with a substantially open throttle to reduce pumping losses and improve fuel efficiency.03-14-2013
20130066497CONTROL APPARATUS FOR HYBRID ELECTRIC VEHICLE - A control apparatus for a hybrid electric vehicle, includes: a temperature detector configured to detect a motor temperature of the electric motor; a pressing speed detector configured to detect a pressing speed of an accelerator pedal; an electric current detector configured to detect a value of the electric current supplied to the electric motor from the battery; and an engine controller configured to allow, when the motor temperature detected by the temperature detector is equal to or lower than a threshold temperature, the engine to be started based on the pressing speed detected by the pressing speed detector, so that the generator generates the electric power, and configured to allow, when the motor temperature is higher than the threshold temperature, the engine to be started based on the value of the electric current detected by the electric current detector, so that the generator generates the electric power.03-14-2013
20130066493METHOD AND SYSTEM FOR VEHICLE SPEED CONTROL - Methods are provided for controlling a vehicle speed during a downhill travel. Based on the estimated grade of the downhill travel and further based on an input received from the operator, different combinations of an engine braking torque and a regenerative braking torque are used to maintain the vehicle speed during the downhill travel. A battery rate of charging is also adjusted based on the duration or distance of the downhill travel, as indicated by the operator input.03-14-2013
20130066495POWER SUPPLY CONTROL APPARATUS FOR ELECTRIC VEHICLE - A power supply control apparatus for an electric vehicle has its object to promote the continuation of a drive mode in which an engine is operated to charge a battery when a vehicle speed is not less than a predetermined vehicle speed, and suppress the transition to a drive mode in which the engine operates all the time regardless of the vehicle speed, thereby ensuing comfort in the vehicle compartment. A control unit (03-14-2013
20130066498CONTROL APPARATUS FOR HYBRID ELECTRIC VEHICLE - A control apparatus for a hybrid electric vehicle, includes: a temperature detector configured to detect a temperature of the battery; a temperature increase rate calculator configured to calculate, based on the detected temperature of the battery, a temperature increase rate that is an amount of increase in the temperature per unit time; and an engine controller configured to allow, when the temperature increase rate is equal to or higher than a threshold value, the engine to be started, so that the generator generates the electric power. The threshold value is set so that the higher the detected battery temperature, the lower the threshold value.03-14-2013
20130066500CONTROL SYSTEMS AND METHODS FOR ELECTRIC MOTORS OF UTILITY VEHICLES - Electronic control systems and related control methods for controlling electric auxiliary motors for performing work, such as electric deck motors for mower blades. The apparatus is shown in use with a vehicle that includes a mowing deck. Features of the control systems allow for safe and efficient use of the vehicle.03-14-2013
20130066492HYBRID POWERTRAIN WITH GEARED STARTER MOTOR AND BELT ALTERNATOR STARTER AND METHOD OF RESTARTING AN ENGINE - A hybrid powertrain has an engine, a starter motor, and a gear train that connects the starter motor with the engine, and a motor/generator. A belt drive train connects the motor/generator with the engine. The powertrain has a first energy storage device with a first operating range of voltage and a second energy storage device with a second operating range of voltage at least partially in common with the first operating range of voltage. A controller places a switching device in an on-state so that the first energy storage device is connected with the second energy storage device or in an off-state in which the first energy storage device is disconnected from the second energy storage device. The controller causes the switching device to be in the off-state and the starter motor and the motor/generator to be powered with energy from the first energy storage device to restart the engine.03-14-2013
20130066494VEHICLE CONTROL DEVICE - It is provided a vehicle control device stopping an engine in operation when an automatic stop request is made and restarting the stopping engine when a restart request is made, wherein when the restart request is made while the engine is in transition to a rotation stop state in association with the automatic stop request, the engine is restarted if a crank position of the engine corresponds to a stroke other than a compression stroke while the engine is continuously stopped if the crank position of the engine corresponds to the compression stroke.03-14-2013
20130066505Dual Mode Range Extended Electric Vehicle - A dual mode battery charging system and method of use are provided for use in an electric vehicle. The system utilizes at least two user selectable, charging operational modes. In a first operational mode, a state of charge circuit cycles an engine/generator system on/off between a first level and a second level, where the second level is higher than the first level. In a second operational mode, the state of charge circuit cycles the engine/generator system on/off between a third level and a fourth level. After the fourth state of charge has been reached once, the state of charge circuit cycles the engine/generator system on/off between a fifth level and the fourth level, where the fifth level is higher than the third level and lower than the fourth level, and where the fourth level is lower than both the first and second levels.03-14-2013
20130066501Vehicle - It is desirable to enhance efficiency of a power conversion device in both of a case where a motor generator which is an electric rotating machine is operated as a motor and a case where the motor generator is operated as a generator by performing regeneration braking. At the time of performing regeneration braking, strength of regeneration braking can be controlled by making an inverter circuit conductive in response to a predetermined phase of an AC output which the inverter circuit generates and by controlling a conduction width. Due to such a control, the number of times of switching a semiconductor element which constitutes the inverter circuit can be reduced thus suppressing heat generation of the semiconductor element and also the efficiency of the power conversion device can be enhanced. Further, the enhancement of efficiency of the power conversion device can be realized also in a motor operation and hence, it is also possible to enhance efficiency with respect to the traveling of a vehicle.03-14-2013
20130066496Hybrid Working Vehicle - A hybrid working vehicle comprises an engine, a drive wheel, a power take-off (PTO) shaft, and a power transmission system for transmitting power from the engine to the drive wheel and the PTO shaft. The power transmission system is bifurcated at a bifurcating point into a traveling drive train for driving the drive wheel and a PTO drive train for driving the PTO shaft. A continuously variable transmission is provided on the traveling drive train, and a motor generator is provided on the power transmission system between the engine and the bifurcating point. The motor generator functions as a generator by power of the engine and functions as an electric motor for driving the power transmission system. The hybrid working vehicle includes a controller for controlling an output rotary speed of the motor generator functioning as the electric motor.03-14-2013
20130066503METHOD, APPARATUS, SIGNALS AND MEDIA, FOR SELECTING OPERATING CONDITIONS OF A GENSET - An apparatus for selecting operating conditions of a genset, the apparatus including a processor circuit configured to select a set of operating points from a plurality of operating points of the genset each comprising an engine speed in a generator electrical output value and a plurality of cost values associated with operating the genset at respective operating points such that the sum of the cost values associated with the operating points in said set is minimized and such that the engine speed increases or decreases monotonically with monotonically increasing or decreasing electrical power output values.03-14-2013
20110022258METHOD FOR CONTROLLING A HYBRID VEHICLE - A method for controlling a hybrid motor vehicle which has an electromotive internal combustion engine, which is operated by an electric accumulator and is operatively connected to a generator for the charging of the accumulator, and a control unit for controlling the drive unit, in particular the internal combustion engine as a function of the charge state of the accumulator. So that the internal combustion engine is operated advantageously, in addition to a control process as a function of the charge state of the accumulator, in order to protect the control unit and/or for the effective operation thereof, the internal combustion engine is controlled, at least as a function of a retrieved continuous power rating of the accumulator, a temperature of the accumulator, of vibrations occurring in the motor vehicle and/or of a downtime of the internal combustion engine.01-27-2011
20110022255Drive control device for hybrid electric vehicle - A drive control device is mounted to a hybrid electric vehicle that has an engine and a motor as a running power source, wherein the hybrid electric vehicle runs under a plurality of running modes that is switched in accordance with accelerator operation. The drive control device specifies a present position of the vehicle. The drive control device defines a schedule of the accelerator operation for each of a plurality of sections in a route from an origin to a destination in order to achieve an enhanced fuel efficient running of the vehicle. The drive control device displays a recommended accelerator operation for a present section of the plurality of sections, in which section the vehicle is presently located, in accordance with the schedule of the accelerator operation and the present position of the vehicle.01-27-2011
20110022254METHOD AND SYSTEM FOR LOCATION ASSISTED POWER MANAGEMENT - A communication device may be operable to configure a power management profile for the communication device and/or for one or more devices communicatively coupled to the communication device based on determined location corresponding to the communication device. The power management profile may comprise one or more operational parameters for a plurality of power sources, and may be utilized to control power usage in the communication device and/or the one or more devices. The communication device may be integrated into or be coupled with a hybrid vehicle. The location determination may be performed based on GNSS functions. The power management profile may enable creating and/or modifying operation control data for chargeable power storage devices based on location related data. The operation control data for the chargeable power storage devices may pertain to consumption of power from and/or recharging of the chargeable power storage devices.01-27-2011
20120197474MOTOR VEHICLE WITH ELECTRIC MOTOR - A motor vehicle comprising an electric motor, at least one battery, and an electronic regulation unit connected to a potentiometer of the accelerator to regulate the power supply of the electric motor. The stator of the electric motor is rotatably mounted on two fixed supports joined to the frame of the vehicle, an axle shaft of a wheel is connected to the stator and the axle shaft of the other wheel is connected to the rotor. The vehicle additionally comprises a rotation reversing device to reverse the rotation of one of the two axle shafts of the wheels with respect to the rotation of the rotor or stator, respectively, an endothermic motor, an electric generator connected to the battery and a three way clutch to couple the endothermic motor to the generator and/or stator of the electric motor.08-02-2012
20120116629ENGINE STARTING CONTROL DEVICE FOR HYBRID VEHICLE - Upon starting an internal combustion engine for a hybrid vehicle, when the motor revolution speed, transmitted to an engagement device, is equal to or lower than the idle revolution speed of the internal combustion engine, if an engagement ratio is less than 1, the lower the engagement ratio is, the larger the engagement capacity is set, and if the engagement ratio is 1 or more, the engagement capacity is set to 0, wherein the engagement ratio is defined by a ratio of the internal combustion engine revolution speed with respect to the motor revolution speed. When the motor revolution speed is greater than the idle revolution speed, if an idle revolution ratio is less than 1, the lower the idle revolution ratio is, the larger the engagement capacity is set, and if the idle revolution ratio is 1 or more, the engagement capacity is set to 0.05-10-2012
20120116628Drive System For Electrically Operated Vehicle - A drive system is provided for a utility vehicle and includes an alternating-current (AC) motor for providing a drive torque. An AC motor controller receives a battery voltage signal, throttle pedal position signal, brake pedal position signal, key switch signal, forward/neutral/reverse (FNR) signal, and run/tow signal indicative of the utility vehicle being configured to be driven and being configured to be towed. The AC motor controller generates an AC drive signal for the AC motor, wherein the AC drive signal is based on the battery voltage signal, throttle pedal position signal, brake pedal position signal, key switch signal, FNR signal, and run/tow signal.05-10-2012
20120116627Engine load management for traction vehicles - An electric drive system includes a fuel-driven engine (05-10-2012
20120116626Method for Increasing Fuel Economy of Plug-In Hybrid Electric Vehicles - A method for increasing fuel economy of a vehicle such as a plug-in hybrid electric vehicle (PHEV) having an engine and a battery each configured to supply power to propel the vehicle includes supplying power from the battery and operating the engine below peak efficiency to supply from the engine only the difference in power between a demanded power and the power which the battery can deliver when the demanded power exceeds the power which the battery can deliver.05-10-2012
20120116625Method for Operating an Internal Combustion Engine - A method for operating a hybrid drive in a vehicle with an internal combustion engine and at least one electric machine connected thereto which is in connection with at least one energy storage device including operating the internal combustion engine is operated in overload mode in at least one preferably exceptional operating situation of the hybrid drive in order to avoid power losses at low loading state of the energy storage device.05-10-2012
20120116624METHOD FOR CONTROLLING A HYBRID DRIVE TRAIN OF A MOTOR VEHICLE - A method of controlling a hybrid drive train of a vehicle that comprises an internal combustion engine with a drive shaft, an automatic stepped transmission with an input shaft that can be connected, via a clutch, to the engine drive shaft, an electric machine, which can be operated as a motor and a generator, a rotor connected with the engine drive shaft, and a power take-off connected with the engine drive shaft, the power-take-off drives an attached assembly. In order to compensate or at least diminish the inertia-dependent effects of the assembly permanently driven by the power take-off, during a controlled change of the rotational speed of the combustion engine, the inertia-dependent torque of the power take-off and the attached assembly, that is counteracting the rotational speed change, is largely compensated by the torque, counter to this, that is output or absorbed by the electric machine.05-10-2012
20120116623Method and device for operating a vehicle, in particular a hybrid vehicle - A method is described for operating a vehicle, in particular a hybrid vehicle, in which at least one of the axles of the vehicle is driven by a drive unit causing the vehicle to be accelerated at a predefined setpoint torque, in that a partial drive torque is transferred to at least one axle and the wheels coupled to it. For the setpoint torque requested by the driver to be converted into the corresponding acceleration of the vehicle, the partial drive torque of the steered axle and/or the unsteered axle is corrected while negotiating a curve in such a way that the vehicle is accelerated at the predefined setpoint torque.05-10-2012
20120116622METHOD FOR DETERMINING OPERATING STATE OF ELEMENT OF TRANSMISSION - A method for determining an operating state of elements of a transmission may include acquiring rotational speeds of both members constituting the elements, determining whether the rotational speeds of the members may be the same, and determining that the elements may be directly connected when the rotational speeds of the members may be the same, and that the elements may be disconnected or slip when the rotational speeds of the members may be different.05-10-2012
20120116621WHEEL HAVING ELECTRIC DRIVE MEANS - A wheel equipped with an electrical drive unit is provided. The wheel includes a stator having a plurality or windings about a central fixing shaft, a rotor surrounding the stator while being spaced apart from the stator and having a plurality of magnets, a rim having a cylindrical shape, receiving the rotor and the stator therein, a plurality of air guide protrusions formed in a circumference direction on outer and inner plates of the rim, a wheel speed sensor mounted on the stator, a tire pressure sensor measuring an air pressure of the tire, and a controller receiving sensor input values of a wheel through an operation section and receives geographic and road information through a GPS receiver. The steering and braking performance of the wheel equipped with the electrical drive unit are improved, so that the whole driving performance of the wheel is improved.05-10-2012
20120116620Plug-In Hybrid Electric Vehicle and Method of Control for Providing Distance to Empty and Equivalent Trip Fuel Economy Information - A powertrain for a hybrid electric vehicle (HEV) such as a plug-in hybrid electric vehicle (PHEV) includes an engine, a fuel tank, a battery, and a controller. The controller is configured to determine a distance to empty value as a sum of fuel in the fuel tank and a battery equivalent amount of fuel, the sum multiplied by an average fuel economy of the PHEV based on a driving condition of the vehicle.05-10-2012
20120116619SYSTEM AND METHOD FOR CONTROLLING WHEEL MOTOR TORQUE IN AN ELECTRIC DRIVE SYSTEM - The disclosure describes, in one aspect, a system for a machine having an electric drive configuration. The system includes a first motor associated with a first wheel, the first motor adapted to provide torque to drive the first wheel, a second motor associated with a second wheel, the second motor adapted to provide torque to drive the second wheel. The system further includes a controller adapted to determine a rotational speed of the first wheel, determine a rotational speed of the second wheel, determine a steering angle of the machine, compare the rotational speeds of the first and second wheels, and adjust the torque to the first wheel if the rotational speed of the first wheel is less than the rotational speed of the second wheel.05-10-2012
20120116618SYSTEM AND METHOD FOR CONTROLLING TRACTION - A traction control system for a machine having an electric drive configuration is disclosed. The fraction control system includes an electric motor associated with at least one wheel and adapted to provide braking torque to the wheel. The control system further includes a controller configured to determine a rotational speed of the at least one wheel, compare the rotational speed to an allowable slide threshold, and adjust the braking torque to the at least one wheel during retarding if the speed is less than the allowable slide threshold.05-10-2012
20110046829METHOD AND APPARATUS FOR CONTROLLING CREEP TORQUE IN A VEHICLE EQUIPPED WITH A HYBRID POWERTRAIN SYSTEM - Vehicle creep control includes executing a first control scheme to determine a preferred output torque as a first function of the operator input to the brake pedal when the actual direction of vehicle travel is a first direction and the operator-selected direction of vehicle travel is also the first direction, and executing a second control scheme to determine the preferred output torque as a second function of the operator input to the brake pedal when the actual direction of vehicle travel is a second direction and the operator-selected direction of vehicle travel is the first direction.02-24-2011
20130166128ELECTRIC VEHICLE WITH PITCH CONTROL DEVICE - An electric vehicle includes a pitching state quantity detector for detecting quantity of a pitching-motion of the vehicle, a vehicle weight determiner, a pitching target quantity calculator for calculating a target quantity of a pitching motion at least from the determined vehicle weight, and a torque correction calculator for increasing/reducing a driving torque output, according to a particular differential between the detected pitching-motion state quantity and the calculated target quantity.06-27-2013
20130166129VEHICLE, CONTROL METHOD, AND PROGRAM - Provided are a vehicle, control method, and computer program with which reliable starting is possible without modifying hardware. When a clutch is disconnected, an inverter determines whether the time period in which the absolute value of the rotational speed of a motor becomes a predetermined first threshold or less and the torque of the motor becomes a predetermined second threshold or greater has continuously equaled or exceeded a predetermined third threshold. When the clutch is disconnected and it is determined that the time period in which the absolute value of the rotational speed of the motor becomes the predetermined first threshold or less and the torque of the motor becomes the predetermined second threshold or greater has continuously equaled or exceeded the predetermined third threshold, an HV-ECU controls the motor to restrict the torque of the motor and also controls the clutch to connect the clutch.06-27-2013
20130166130VEHICLE, CONTROL METHOD, AND PROGRAM - The disclosed vehicle smoothly generates the torque requested by the driver. The vehicle includes an elapsed time measurement unit, a torque limit value deciding unit, and an electric motor torque control unit. The elapsed time measurement unit measures the time elapsed since the vehicle has started moving in an EV mode, in which travel or starting is performed only with the drive force of an electric motor. The torque limit value deciding unit decides a torque limit value of the electric motor by means of the time elapsed since starting and the acceleration opening amount originating from the driver's instructions. The electric motor torque control unit controls the electric motor so as to limit the torque of the electric motor to or below the limit value. The disclosed control method can be used in hybrid vehicles.06-27-2013
20130166131CONTROL APPARATUS FOR VEHICULAR DRIVE SYSTEM - Providing a control apparatus for a vehicular drive system, which is configured to implement a torque reduction control during a shifting action of an automatic transmission, and which permits reduction of the size and cost of an electric circuit including a smoothing capacitor. 06-27-2013
20130166123VEHICLE SYSTEM FOR ESTIMATING TRAVEL RANGE - A vehicle system is provided with a controller and an interface communicating with the controller. The controller is configured to receive input that is indicative of available electric energy of a storage device, actual electrical power usage of a climate control system, and thermal requests. The controller is also configured to generate output that is indicative of an estimated travel range in response to the input. The interface is configured to display a range indicator based on the estimated travel range.06-27-2013
20130166124HYBRID VEHICLE DRIVING APPARATUS - A hybrid vehicle driving apparatus includes a clutch control device and an automatic transmission control device that are connected to mutually communicate. The clutch control device sends a request to wait gear shift to the automatic transmission control device while front clutch operation is in preparation. The automatic transmission control device that receives the request to wait gear shift determines whether priority is given to engaging or disengaging the front clutch or to shifting gears of the automatic transmission. The automatic transmission control device that is determined to give priority to the front clutch operation sends out a gear shift in stand-by state signal to the clutch control device while maintaining the automatic transmission in a gear shift prepared state. The clutch control device that receives the gear shift in progress signal restrains the front clutch from engaging or disengaging while maintaining the front clutch in an operation prepared state.06-27-2013
20130166125PLUG-IN HYBRID VEHICLE - A plug-in hybrid vehicle includes: an internal combustion engine outputting driving power; an electric motor outputting driving power; an electrical storage device storing electric power; and a controller. The controller is configured to learn an electric power consumption rate by calculating the electric power consumption rate when the vehicle has traveled on the electric power stored in the electrical storage device using only the electric motor as a driving force source and to control travel of the vehicle using at least one of the internal combustion engine and the electric motor as the driving force source. The controller is configured to, when a driving frequency of the internal combustion engine that is driven as the vehicle travels on at least one of an uphill and a downhill is higher than a predetermined frequency, invalidate the calculated electric power consumption rate or information acquired to calculate the electric power consumption rate.06-27-2013
20130166126VEHICLE CONTROL SYSTEM - A vehicle control system includes: a power unit including an engine and a rotating electrical machine; a power supply apparatus connected to the rotating electrical machine; an oil pump unit including a mechanical oil pump and an electric oil pump for cooling the rotating electrical machine; and a control apparatus. The control apparatus is constituted by an EOP idling determination unit that determines an idling state of the electric oil pump, and an engine starting processing unit that performs processing to drive the mechanical oil pump by starting the engine in accordance with the determination of the EOP idling determination unit.06-27-2013
20130166118TECHNIQUE FOR CONTROLLING TRANSITION BETWEEN EV MODE AND HEV MODE IN HYBRID VEHICLE - Disclosed is a technique for controlling transition between an electric vehicle (EV) mode and a hybrid electric vehicle (HEV) mode in a hybrid vehicle. More specifically, the technique includes first determining a drive mode of the hybrid vehicle by monitoring an average vehicle speed and an accelerator position sensor. Next, an engine on map value is determined for entering into the HEV mode and a hysteresis map value is determined for controlling the transition between the EV mode and the HEV mode based on a battery's state-of-charge (SOC), the average vehicle speed, and the drive mode; Based on the above steps, the technique determines whether the hybrid vehicle should transition between the EV mode or the HEV mode based on a driver's requisite torque calculated by monitoring the accelerator position sensor and a gear position sensor and on the determined engine on map value and hysteresis map value.06-27-2013
20130166119METHOD AND SYSTEM FOR THERMAL MANAGEMENT OF A HIGH VOLTAGE BATTERY FOR A VEHICLE - A method for thermal management of an electric vehicle and the vehicle are provided. A controller is configured to regulate the temperature of a traction battery to within an operating temperature range when the vehicle is operating. The temperature of the battery is regulated to within a charging temperature range when the battery is connected to the charger and power source and the ambient temperature is outside an environmental temperature range. The battery is preconditioned to a battery drive temperature when the ambient temperature is outside the environmental temperature range and the battery is connected to the charger and power source. The cabin in the vehicle is preconditioned to a cabin temperature when the vehicle is connected to the charger and power source and the ambient temperature is outside the environmental temperature range.06-27-2013
20130166120METHOD OF IMPROVING FUEL ECONOMY THROUGH ELECTRIC VEHICLE CONTROL OF A HYBRID VEHICLE HAVING VARIOUS MODES - A method of improving fuel economy through electrical vehicle (EV) control of a hybrid vehicle having various modes includes applying an APS input by releasing a brake, identifying whether a second clutch is released when an input split mode command is applied from a first control unit, determining whether the second clutch is released, generating a target revolutions per minute (RPM) of an engine, comparing the target RPM of the engine with an actual RPM of the engine to generate a first motor torque in response to a difference therebetween through feedback control and feedforward control, applying an injection signal when the RPM of the engine is increased, applying an engine torque according to an engine torque restriction amount of the first control unit to complete a vehicle starting condition, and recognizing completion of vehicle starting when engine torque restriction requirement does not exist.06-27-2013
20130166121VEHICLE CONTROL SYSTEM - A vehicle control system includes: a controller that configured to obtain an index on the basis of a running condition of a vehicle and that configured to vary a running characteristic of the vehicle on the basis of the index, wherein the controller is configured to relatively delay a variation in the index in response to a variation in the running condition when the variation in the index decreases quickness of a behavior of the vehicle as compared with when the variation in the index increases the quickness of the behavior of the vehicle, and to correct the running characteristic on the basis of the index so that energy efficiency of a driving force source of the vehicle varies within a predetermined range depending on control over power output from the driving force source.06-27-2013
20130166122ENGINE START CONTROL APPARATUS - An engine start control apparatus/method for a series hybrid vehicle is provided. The vehicle includes an engine, a motor/generator, a battery unit chargeable with electric power generated by the motor/generator, and a traction motor operable to receive electric power from the battery unit or motor/generator. A demanded power level is determined based on a sensed vehicle speed level and a sensed accelerator pedal position. A discharge capacity level of the battery unit is determined in terms of a power level available from the battery unit. The engine starting procedure is initiated upon the determined demanded power level reaching a predetermined relationship with the determined discharge capacity level so that the motor/generator is enabled to generate electric power before the determined demanded power level reaches the determined discharge capacity level.06-27-2013
20090024266BATTERY TESTER FOR ELECTRIC VEHICLE - Testing or diagnostics are performed on an electric vehicle. The vehicle is operated and current flow through a system of the vehicle is monitored. A voltage related to the system is also monitored. Diagnostics are provided based upon the monitored voltage and the monitored current.01-22-2009
20090182463HYBRID VEHICLE POWERTRAIN CONTROL METHOD - A method for controlling a powertrain of a hybrid vehicle having an engine, a motor/generator, a battery that is rechargeable using at least one of the engine and the motor/generator, and a powertrain control module (PCM) includes determining a current location of the vehicle as a starting point of a preferred route, recording a user-selected ending point of the preferred route, and processing route information using the PCM to thereby determine an optimally fuel efficient route for reaching the ending point. The method includes automatically executing the powertrain control strategy over the optimally fuel efficient route by substantially depleting a charge level of the battery as the vehicle travels over the optimally fuel efficient route such that the charge level of the battery is depleted when the vehicle reaches the ending point. When the ending point is not recorded, the PCM can default to a charge-sustaining mode.07-16-2009
20120232734MOTOR-DRIVEN VEHICLE - A motor-driven vehicle includes front and rear wheels suitable for enabling the movement thereof through rolling; a structure extending between the front and rear wheels, the structure being suitable for supporting the feet of a user in a standing position on the vehicle; at least one electric motor rotating at least one of the wheels; and a device for managing the electrical power supply for the at least one electric motor. The vehicle comprises first and second bearing areas for feet, the second bearing area having a sensitivity specific thereto, and the power supply management device is suitable for generating an electrical power supply signal from the motor that is variable on the basis of the bearing detected in the second bearing area.09-13-2012
20100087977MOTOR VEHICLE HAVING DRIVE MOTOR AND NAVIGATION SYSTEM - A motor vehicle has a drive motor and a navigation system having a display for displaying a map image. The power consumption is displayable on the map image to optimize the power consumption of the drive motor.04-08-2010
20080306643Driving System for Hybrid Vehicle - A hybrid-vehicle driving system includes an engine, a transmission, a first motor/generator provided between the engine and the transmission, and a battery that can charge and discharge the first motor/generator. When an estimated output voltage of the first motor/generator becomes higher than or equal to a predetermined voltage during a gear shift operation of the transmission, the battery is electrically disconnected from the driving system, and the voltage of a power line on the side of the first motor/generator is then decreased so as to charge the battery.12-11-2008
20120271492Transient Operation Energy Management Strategy for a Hybrid Electric Vehicle Powertrain - A method and system for providing a dynamic torque band for hybrid electric vehicle (HEV) transient management includes determining a torque band indicative of an engine torque operation region representing efficient operation of the powertrain across a range of engine speeds. An engine torque command based on an actual speed of the engine is generated. The engine torque command is outputted to the engine if the engine torque command is within the torque band. The engine torque command is modified to be within the torque band if the engine torque command is out of the torque band and the modified engine torque command is outputted to the engine.10-25-2012
20110077809METHOD AND SYSTEM FOR CHARGING ELECTRIC VEHICLES - An electric vehicle charger determines the presence of an electric vehicle when the electric vehicle is in proximity to the charger. Validation of account data associated with the electric vehicle occurs over a network. A docking interface on the charger aligns to a receptacle on the electric vehicle. The docking interface and the receptacle are coupled when the docking interface is within a predetermined distance to the receptacle. The charger supplies power to the electric vehicle.03-31-2011
20120101677POWER OUTPUT APPARATUS - At least one of a state and a storage amount of a battery is detected, and a battery output that can be outputted by the battery is calculated on the basis of it. A state of an electric motor is detected, and at least one of electric motor torque and electric motor output that can be outputted from the electric motor and maximal torque of the electric motor are calculated on the basis of it. A state of an engine is detected, and engine starting torque required to start the engine is calculated on the basis of it. An EV range in which the engine is cut off to be capable of driving with only the electric motor is set up on the basis of the calculated battery output, at least one of the calculated electric motor torque and electric motor output, and the calculated engine starting torque. In this case, the battery output is compared with the electric motor torque or electric motor output to select any lower one therefrom. A range obtained by adding a range in which the engine starting torque is subtracted from the selected torque or output into a range in which the engine starting torque is subtracted from the electric motor maximal torque is set up as the EV range.04-26-2012
20120316710BICYCLE ELECTRICAL COMPONENT CONTROL SYSTEM - An electrical component control system is provided for controlling a plurality of electrical components that can be installed on an electric bicycle in which human-powered driving is assisted by a motor. The bicycle electrical component control system basically includes a control part that sets a current operation mode from at least three operation modes based on an operating state of each of the electrical bicycle components. The control part controls the electrical bicycle components in accordance with the current operation mode that was selected.12-13-2012
20110190967Power line communication system and method - Exemplary embodiments of the present invention relate to a power line communication (PLC) system. For example, the PLC system may include a PLC server configured to provide electrical power and electronic communications through a PLC bus to a number of electronic devices, such as an instrument cluster, infotainment interface, rear-seat entertainment console, aftermarket accessories, and the like. The PLC system may also include a power system that may be coupled to an electrical grid for charging a battery associated with one or more of the electronic devices. The power system may be communicatively coupled to the PLC bus, enabling the devices coupled to the PLC bus to communicate with a service provider through the electrical grid. The communications between the devices coupled to the PLC bus and remote devices coupled through the electrical grid may be conducted using a common communication protocol.08-04-2011
20100299012System For Managing A Power Source In A Vehicle - A system for managing a power source in a vehicle having an engine and an electric machine can set first and second discharge limits for the power source, where the second discharge limit is higher than the first discharge limit. A buffer value can be determined as a function of at least the second discharge limit and an engine-on power requirement. A driver demand for power can be determined, and the engine started when the engine is off and the driver demand for power exceeds the buffer value.11-25-2010
20120323419VEHICLE AND METHOD FOR ENERGIZING CATALYST DEVICE - A vehicle includes: a catalyst device configured to be electrically heatable for purifying exhaust gas of an internal combustion engine; a first temperature detection unit for detecting the temperature of the catalyst device; a state-of-charge detection unit for detecting the state of charge of a power storage device; a second temperature detection unit for detecting the temperature of the power storage device; a catalyst power supply device supplying the catalyst device with electric power for heating it; and a controller. The controller calculates first electric power that the power storage device can supply based on the state of charge of the power storage device and an output of the second temperature detection unit, and the controller determines according to an output of the first temperature detection unit whether to cause the catalyst power supply device to supply the catalyst device with the first electric power.12-20-2012
20120277946HYBRID VEHICLE AND CONTROL METHOD THEREFOR - In a hybrid vehicle, motor traveling using only an output of a rotating electric machine utilizing electric power of a vehicle-mounted power storage device is applicable in a region inside a maximum output line in motor traveling for an EV mode, and in a region inside a maximum output line in motor traveling for an EV mode. Each of the maximum output lines is composed of straight line portions defining an upper limit torque and an upper limit vehicle speed and a curved line portion defining upper limit output power, in motor traveling. Therefore, if a vehicle speed exceeds the upper limit vehicle speed in motor traveling in each of the EV mode and the HV mode, an engine is started. A motor traveling upper limit vehicle speed in the EV mode is set to be lower than a motor traveling upper limit vehicle speed in the HV mode.11-01-2012
20120089282METHOD AND ENGINE STABILITY CONTROL SYSTEM FOR A HYBRID ELECTRIC VEHICLE - A method for controlling a hybrid electric vehicle having a control system, a traction motor, and an engine includes generating an activation signal during a predetermined vehicle maneuver. The predetermined vehicle maneuver is a threshold hard braking maneuver on a surface having a low coefficient of friction. The method also includes processing the activation signal using the control system, and using the traction motor to command an injection or a passing of a feed-forward torque to the driveline of the vehicle. The feed-forward torque is in the same direction as the engine torque, and prevents a drive shaft of the engine from spinning in reverse during the maneuver. The method may include generating the activation signal in response to detecting an active state of the ABS controller. A hybrid electric vehicle includes an engine, a traction motor, and a control system configured to execute the above method.04-12-2012
20130013142VEHICLE CONTROL APPARATUS, CONTROL METHOD THEREOF, AND CONTROL SOFTWARE - A vehicle control apparatus includes state measurement means for measuring states of the vehicle; required power estimation means for calculating an estimated required power indicating a motor power required to operate the vehicle based on the states of the vehicle measured by the state measurement means; critical power estimation means for calculating a critical power when the motor power saturates based on the states of the vehicle measured by the state measurement means; modified reference input means for modifying a reference input so that the estimated required power falls within the estimated critical power when it is determined that the estimated required power estimated by the required power estimation means exceeds the estimated critical power estimated by the critical power estimation means; and control means for controlling a motor of the vehicle based on the reference input modified by the modified reference input means.01-10-2013
20110264315METHOD AND DEVICE FOR CONTROLLING AN ELECTRICAL MACHINE OF A HYBRID DRIVE WITH INCREASED AVAILABILITY - A method for controlling an electrical machine of a hybrid drive includes: ascertaining at least one operating parameter value of the electrical machine; identifying an error, if the at least one operating parameter value does not correspond to the standard state of an operating parameter; and at least partially restricting the operation of the electrical machine as a propulsion unit if an identified error exists. The electrical machine is operated at least temporarily as a starter when an identified error exists, independently of the operation of the electrical machine as a propulsion unit.10-27-2011
20100217468EXTERNALLY CHARGEABLE ELECTRIC/HYBRID VEHICLE - An object is to take measures to reduce engine exhaust gas of an externally chargeable electric/hybrid vehicle. An externally chargeable electric/hybrid vehicle comprises a battery for supplying electrical power to the motor, a generator that charges the battery with electrical power generated by the driving forces of the engine, and an external charging unit that supplies electrical power from an external power supply device to the battery to charge the battery, and the vehicle travels in either an EV mode or an HV mode. The vehicle further comprises a charged amount measuring unit for measuring externally charged electrical energy supplied from the external charging unit to the battery, and a travel mode determination unit for determining in which driving mode of the EV mode or the HV mode the vehicle travels, based on the externally charged electrical energy. The vehicle travels in a travel mode according to the result determined by the travel mode determination unit.08-26-2010
20110282533METHOD FOR OPERATING A DRIVE TRAIN - A method of operating a drive train of a motor vehicle which includes at least an electric machine, as a drive aggregate, and a transmission which is positioned between the drive aggregate and an output, and a starting element positioned between the electric machine and the transmission. For and during the start, an expected drive resistance is calculated and then, if the expected drive resistance is lower than a first threshold value, starting takes place with the starting element engaged via the electric machine from a standstill, and if the expected drive resistance is larger than the first threshold value, starting takes place with the starting element disengaged, the electric machine is operated with a defined machine rotational speed in a rotation speed control mode, and thereafter, the starting element is engaged such that it transfers starting torque which depends on the a driver request.11-17-2011
20110282529WALKING ASSISTIVE SYSTEM - The present invention discloses a walking assistive system comprising a motion module, a current detecting module and a central control module. Each motion module includes omni-directional wheels, motors, shaft encoders and servo controllers. The omni-directional wheels are connected to and driven by the motors. The motors are connected to the shaft encoders, and the rotation speed values are generated corresponds to the rotation speed of the motors by the shaft coder. The servo controllers connected to the shaft encoders and the motors receive the rotation speed values and control the motors. The current detecting modules connected to the motors detect the current of the motors and generate current values correspondingly. The central control module connected to the motion control module and the current detecting module controls the platform compliant motion control modules according to the rotation speed values and the current values.11-17-2011
20110282528SECTIONAL ELECTRIC DRIVE VEHICLE - A sectional electric drive vehicle includes a first motorcycle having a master electric control unit, a second motorcycle detachably connected to the first motorcycle in tandem by a connection mechanism and the second motorcycle including a slave electric control unit, and a system connector detachably connecting the master electric control unit and the slave electric control unit, to allow signals transmission between the master and slave electric control units. When the first and second motorcycles are combined and connected together via the connection mechanism and the system connector, the slave electric control unit relinquishes control to the master electric control unit, and the master electric control unit controls the cooperative motion of the first and second motorcycles. When the first and second motorcycles are detached, the first and second motorcycles are independently operable.11-17-2011
20110282534Method and Device for Managing the Power From A Power Train of A Hybrid Motor Vehicle - The invention relates to a method and a device for managing the power from a power train of a hybrid motor vehicle, taking into account one or more operational parameters of at least one element of said power train. The method is characterised in that the determination of the consumption gain (11-17-2011
20110282535POWER GRID LOAD MANAGEMENT FOR PLUG-IN VEHICLES - Methods and systems are provided for controlling the charging of an onboard energy storage system of a plug-in vehicle using a remote command center, such as a vehicle telematics service. An embodiment of such a method involves the transmission of a charge request for the onboard energy storage system to a remote command center associated with the plug-in vehicle. In response to the charge request, a charge command is received from the remote command center. The charging of the onboard energy storage system is regulated in accordance with the received charge command, which may be a charge enable command or a charge disable command.11-17-2011
20110282531METHOD AND DEVICE FOR CONTROLLING A BATTERY PULSE HEATING MODE OF A TRACTION BATTERY OF A HYBRID VEHICLE - A method and a device are provided for controlling a battery pulse heating mode of a traction battery of a hybrid vehicle. The method includes detecting a traction battery temperature (T) upon start-up of the hybrid vehicle. The method then includes determining a dependency of fuel consumption (V) during a battery pulse heating mode on the distance (W) travelled for at least one predefined road type at the detected traction battery temperature (T). The method continues by displaying the determined dependency on a display device (11-17-2011
20110282527Multifactor Charging for Electric Vehicles - The described method and system improve electric-power driving range for electric vehicles, i.e., electric-only, hybrid electric, and other vehicles that draw electrical power from an on-board storage system for propulsion. The described system uses synergy among selected data sources to provide charging prompts and route assistance to allow the vehicle user to operate his or her vehicle in a more economical fashion by ensuring timely and cost effective charging.11-17-2011
20130024059WIRELESS POWER TRANSFER ELECTRIC VEHICLE SUPPLY EQUIPMENT INSTALLATION AND VALIDATION TOOL - A non-contacting position sensing apparatus includes at least one vehicle-mounted receiver coil that is configured to detect a net flux null when the vehicle is optimally aligned relative to the primary coil in the charging device. Each of the at least one vehicle-mounted receiver coil includes a clockwise winding loop and a counterclockwise winding loop that are substantially symmetrically configured and serially connected to each other. When the non-contacting positing sensing apparatus is located directly above the primary coil of the charging device, the electromotive forces from the clockwise winding loop and the counterclockwise region cancel out to provide a zero electromotive force, i.e., a zero voltage reading across the coil that includes the clockwise winding loop and the counterclockwise winding loop.01-24-2013
20130024057VEHICLE TRAVEL TORQUE CONTROL SYSTEM AND CONTROL METHOD THEREOF - A vehicle travel torque control system may include a sensing module that interworks with an engine control unit (ECU) controlling an engine, a transmission control unit (TCU) controlling a transmission, and a motor control unit (MCU) controlling a motor/an alternator, to collect information associated with each of the units, a motor torque compensating calculation module that determines a variation value of a vehicle speed by comparing an actual vehicle speed of a vehicle with a target vehicle speed determined based on the information collected by the sensing module to determine a torque deviation value of a travel torque and determines a torque correction value by using the determined torque deviation value of the travel torque, and an ECU motor torque outputting module that corrects a target torque amount of the engine by using the torque correction value and outputs a corrected target torque amount to the ECU.01-24-2013
20110282532INVERTED TWO-WHEEL APPARATUS, AND CONTROL METHOD AND CONTROL PROGRAM THEREOF - An inverted two-wheel apparatus includes drive means that drives wheels; control means that generates a torque command value to control drive torque of the drive means; and posture detection means that detects posture information of a vehicle. The inverted two-wheel apparatus is able to travel while keeping an inverted state. Furthermore, the control means performs control to dismount an occupant upon judgment that the torque command value that is generated is equal to or more than a predetermined value, which means in a saturation state, and inverted control is in a failure state based on the posture information detected by the posture detection means.11-17-2011
20130024058HILL START ASSIST CONTROL METHOD FOR USE IN HYBRID ELECTRIC VEHICLES - Disclosed is a hill start assist control (HAC) system and method for use in a hybrid electric vehicle incorporating an EHS which includes a hybrid control unit that is configured to determine the operational state of the EHS when the hybrid electric vehicle is stopped and is being restarted on a slope, and controls the operation state of the EHS to be released when it is determined by the controller that the EHS should be operated.01-24-2013
20110137502HYBRID INDUSTRIAL VEHICLE - A hybrid industrial vehicle including an engine, generator motor, battery, and a travel motor. A first generated power computation unit computes a deceleration rate based required generated power based on the travel power and charge power of the battery. A second generated power computation unit computes an actual power based required generated power based on used power used by the travel motor and the charge power of the battery. A generated power control unit controls the generator motor so that the generated power of the generator motor becomes equal to a total generated power determined from the deceleration rate based required generated power and actual power based required generated power. An engine rotation speed control unit controls rotation speed of the engine to be greater than or equal to a required cargo handling engine rotation speed.06-09-2011
20110137501CONTROL DEVICE OF FUEL CELL VEHICLE WITH MULTI-DRIVE SYSTEM AND CONTROL METHOD THEREOF - A control apparatus and a control method of a fuel cell vehicle is provided, in which a fatigue value of a plurality of driving portions is determined and respective torques are distributed according to the fatigue value thereof such that the durability thereof is stably improved, thereby improving overall operating performance.06-09-2011
20100161163AUXILIARY APPARATUS OF WHEELED LUGGAGE - An auxiliary apparatus of wheeled luggage, capable of being pulled, includes an electricity-generating unit, a charging unit, a storage unit, a control unit, a driving unit, an actuating unit, a transmission unit and a sensing unit. When the luggage is being pulled, the wheel set of the luggage generates power to bring along the electricity-generating unit to generate electricity. The output electricity is in turn charging the storage unit via the charging unit. In the meantime, the signal sensed by the sensing unit is judged by the control unit. If it is needed to generate an auxiliary power source, then a control signal is output from the control unit to drive the driving unit, making the actuating unit bring along the transmission unit, which in turn brings along the wheel set by using the generated auxiliary electricity. Therefore, the user can pull the wheeled luggage to walk with an easy effort.06-24-2010
20110087394CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus of hybrid vehicle has a drive mode change section, a deceleration detection section, an engine stall prevention control section, an engine stall prediction section, and an engine stall avoidance control section. The drive mode change section changes drive modes of EV drive mode, HEV drive mode and WSC drive mode according to a vehicle travel state. The engine stall prevention control section performs a coast-down shift which changes a transmission ratio of an automatic transmission to a lower transmission ratio upon deceleration of the vehicle. The engine stall prediction section predicts whether or not an engine stall occurs, during a travel in a HEV drive mode. The engine stall avoidance control section disengages at least one of first and second engagement elements when the occurrence of the engine stall is predicted by the engine stall prediction section.04-14-2011
20100121512Hybrid vehicle and control method thereof - The invention provides a hybrid vehicle and a control method thereof with which, in a case where a vehicle speed V obtained by a vehicle speed sensor equals or exceeds a first determination vehicle speed V05-13-2010
20110125353DRIVING APPARATUS FOR VEHICLE - A driving apparatus includes a first transmission mechanism receiving mechanical power from an engine output shaft by a first input shaft, a second transmission mechanism receiving the mechanical power from the engine output shaft and a motor by a second input shaft, and a first clutch capable of engaging the engine output shaft with the first input shaft. When performing cranking of an internal-combustion engine, an ECU selects a gear position of the first transmission mechanism and the second transmission mechanism to reduce speed of the mechanical power received by the second input shaft and transmit the power to the first input shaft, and puts the first clutch into an engaging state. The speed of the mechanical power from the motor is reduced by the first and second transmission mechanisms to increase torque, and power is transmitted to the engine output shaft through the first clutch.05-26-2011
20090105896METHOD FOR CONTROLLING POWER FLOW WITHIN A POWERTRAIN SYSTEM - A method for operating a powertrain system includes monitoring a state of charge of an energy storage device and determining an effective state of charge based upon the monitored state of charge of the energy storage device and a range of available power from the energy storage device. A preferred output power to an output member is determined. A preferred charge state for operating the powertrain is concurrently selected with operating an engine in one of a cylinder deactivation state and an all-cylinder state based upon the effective state of charge and the preferred output power to the output member.04-23-2009
20110288705STARTING CONTROL DEVICE OF ELECTRIC VEHICLE - A socket receives charging voltage and auxiliary voltage of the main battery from an external power supply. A charging line Lch connects the charging voltage to the main battery. Auxiliary power supply lines connect the auxiliary voltage to a vehicle drive control unit. A main switch is provided on a constant line for inputting the output of an electric power converting unit to the vehicle drive control unit. The vehicle drive control unit includes an electric power converting unit starting unit started when the auxiliary voltage is applied to output a starting signal of the electric power converting unit, and means for maintaining the starting signal to charge the sub-battery with the electric power from the electric power converting unit when the voltage applied from the electric power converting unit through the main switch to the vehicle drive control unit is a predetermined value.11-24-2011
20110301795INCREASING VEHICLE SECURITY - A method, computer-readable medium, system, and apparatus for increasing vehicle security are disclosed.12-08-2011
20110301799ELECTRICITY STORAGE CONTROL DEVICE FOR HYBRID VEHICLE - An electricity storage control device for a hybrid vehicle that includes: an internal combustion engine; a battery that is charged by a power generator driven by the internal combustion engine; and a motor that is driven upon receiving an electric power from the battery, the hybrid vehicle conducting travel in an EV mode for traveling with only the motor, includes: a planned traveling distance setting unit that sets a planned traveling distance in the EV mode; and a residual control unit that calculates a traveling enable distance in the EV mode according to an electricity storage state of the battery and that, when the planned traveling distance is longer than the traveling enable distance, operates the internal combustion engine to cause the power generator to charge the battery so that amount of storage in the battery reaches amount of storage corresponding to the planned traveling distance.12-08-2011
20110301798METHOD FOR REGULATING ROTATIONAL SPEED - A method is provided for regulating the rotational speed in a hybrid drive of a vehicle having a first drive source, in particular an internal combustion engine, and a second drive source, in particular an electric motor. A rotational speed variable which is a function of a rotational speed of the first drive source and of a rotational speed of the second drive source is determined. The rotational speed of the first drive source or of the second drive source is regulated based on the rotational speed variable for oscillation reduction.12-08-2011
20110301797METHOD AND DEVICE FOR OPERATING A HYBRID DRIVE FOR A VEHICLE - A method and a device for operating a hybrid vehicle, which ascertain the torque necessary for starting the non-operating internal combustion engine, and this torque is reserved by an additional drive unit. The torque necessary for starting the non-operating internal combustion engine is minimized by appropriately adjusting parameters of the internal combustion engine system.12-08-2011
20110301793METHOD AND SYSTEM FOR CONTROLLING HYDRAULIC APPARATUS FOR CONTINUOUSLY VARIABLE TRANSMISSION OF HYBRID VEHICLE SYSTEM - The present invention provides a method and system for controlling hydraulic apparatus for CVT of a hybrid vehicle system, which adjust rotation speed of an input axial and output axial by means of hydraulic pressure generated from a first and a second hydraulic pump and guided through hydraulic circuits coupled to the input and output shafts for controlling gear ratio and output torque of the CVT. Meanwhile the present invention determines serial or parallel connection between the first and second hydraulic pumps according to the operation mode and status of the hybrid vehicle system so as to control the output of the CVT effectively. Besides, the present invention controls the hydraulic pressure of the first and second hydraulic pump for controlling the gear ratio of CVT such that the input source such as engine or motor can be operated in the optimized zone thereby reducing the energy consumption.12-08-2011
20110301794ELECTRIC DRIVE VEHICLE, SYSTEM AND METHOD - An electric drive system is provided for use in a vehicle that is operated in environments with stringent emissions and ventilation regulations. In one embodiment, the electric drive system comprises a motor capable of propelling the vehicle and an energy storage device coupled to the motor, and selectively couplable to a catenary line, wherein the catenary line is capable of supplying electrical power to the vehicle and to the energy storage device. Additionally, the vehicle includes a mining device that is operable to be powered by energy from one or more of the catenary line and the energy storage device.12-08-2011
20110301796POWER TRANSMITTING APPARATUS FOR A HYBRID VEHICLE - A power transmitting apparatus for a hybrid vehicle can transmit the driving force of engine E to the motor M or reversely the driving force of motor M to the engine E when the vehicle is stopped while avoiding transmission of the driving force of either of them to the driving wheels D such that the vehicle remains stopped. In some embodiments, a power transmitting apparatus for a hybrid vehicle can comprise a first clutch operatively posited between an engine mounted on a vehicle to driving wheels in a power transmission system and configured to transmit or cutoff driving force of the engine to or from the driving wheels; a second clutch operatively positioned between a motor mounted on a vehicle to the driving wheels in a power transmission system and configured to transmit or cut off driving force of the motor to or from the driving wheels. The first and second clutches can operated based on the vehicle operating conditions such that power can be transmitted from one of the engine and the motor to the other of them by connecting them to each other while cutting off power transmission from the engine and the motor to the driving wheels.12-08-2011
20110301792Transitioning Between Series-Drive and Parallel-Drive in a Hybrid-Electric Vehicle Powertrain - A method for operating a powertrain includes determining maximum and minimum series-drive power limits of powertrain electric components; operating in parallel-drive if vehicle speed exceeds a reference, demanded wheel power is between said limits, or demanded engine power exceeds a reference demanded engine power; and operating in series-drive if vehicle speed is less than a reference, demanded wheel power is between said limits, and demanded engine power is less than a reference engine power.12-08-2011
20110301791ELECTRIC LAUNCH OF A HYBRID VEHICLE HAVING A BELT ALTERNATOR STARTER AND A DUAL CLUTCH TRANSMISSION - A controller-executable method provides an electric-only (EV) launch mode in a vehicle having an accelerator pedal, an engine, a motor generator unit (MGU), a dual-clutch transmission (DCT), and a belt alternator starter system adapted for selectively rotating the crankshaft using motor torque from the MGU. Execution of the method uses motor torque from the MGU, while the engine is off, to accelerate the crankshaft to above a calibrated launch speed when a threshold minimum force is applied to the pedal. A designated one of the odd- and even-gear clutches of the DCT are controlled until input torque to the DCT equals a calibrated level. The other DCT clutch may be modulated to dampen drivetrain oscillations. The vehicle launches in the EV launch mode via the designated DCT clutch when the crankshaft speed exceeds an input speed of the DCT. The vehicle and controller are also provided.12-08-2011
20110301790OPTIMIZING USE OF SOLAR PHOTOVOLTAIC-GENERATED ELECTRICITY IN ELECTRIC OR HYBRID VEHICLES - An electric or hybrid-electric vehicle is provided with vehicle-mounted solar cells capable of generating electrical power. The power from the array is directed to vehicle systems according to a pre-determined algorithm intended to most effectively extend the vehicle range when operated under electric power. Power from the solar cells is directed by a controller, and may be applied to directly charge the batteries or to power electric power receiving devices, for example, to control cabin temperatures, depending on factors including the state of charge of the batteries, whether or not, the vehicle is parked and the current cabin temperature. The controller is also capable of controlling and managing the operating voltage of the solar cells to ensure optimal power extraction from the cells.12-08-2011
20110301789BATTERY POWER SERVICE MANAGEMENT SYSTEM AND BATTERY POWER SERVICE MANAGEMENT METHOD - A battery power service management system and a battery power service management method are provided. The present invention is adapted for providing an instant battery power service in which a backup battery having an electric power volume sufficient for driving the vehicle to run a desired mileage is provided for replacing an original battery originally used by the vehicle which electric power volume is insufficient for driving the vehicle to run the desired mileage, and/or providing a non-instant battery power service in which the original battery is charged to obtain an electric power volume sufficient for driving the vehicle to run the desired mileage. The battery power service management system and the battery power service management method of the present invention are capable of providing a corresponding battery power service in accordance with the desired mileage that the hybrid vehicle or the electric vehicle is desired to run.12-08-2011
20090157245Method for limiting motor torque in hybrid electric vehicle - The present invention provides a method for limiting motor torque in a hybrid electric vehicle, which limits the output of motor torque that causes a reverse rotation of an engine in a soft hybrid electric vehicle in which a motor and the engine are directly connected to each other, thus preventing the engine from being damaged.06-18-2009
20120109430Method for the fail-safe operation of a hybrid vehicle for the controlled initiation of a substitute measure allowing an operation of the vehicle under emergency conditions, and device for implementing this method - A method for the fail-safe operation of a hybrid vehicle having an internal combustion engine, an electric motor, and additional vehicle assemblies. A substitute measure that then still allows the vehicle to be operated under emergency running conditions is initiated if a vehicle assembly fails. A performance quantity that is characteristic of the driving-dynamics situation in which the vehicle finds itself is recorded prior to initiating the substitute measure, and is compared to at least one limit value. The substitute measure is initiated if the limit value is exceeded or not attained. A device which includes a device for implementing such a method is also provided.05-03-2012
20110288706ELECTRIC VEHICLE - An electric vehicle includes a synchronous motor that outputs torque to a first driving wheel; an induction motor that outputs torque to a second driving wheel; and an output torque changing portion that makes the synchronous motor torque smaller than the induction motor torque when torque is output to the first or second driving wheel and the vehicle speed is close to zero, and makes the synchronous motor torque larger than the induction motor torque when torque is output to the first or second driving wheel and the vehicle is moving at or greater than a predetermined speed in a direction opposite a direction in which the vehicle is being operated to move, by the torque output to the first and second driving wheels.11-24-2011
20110288710HYBRID VEHICLE - A switch sets the voltage level of a control line to a first level corresponding to a first voltage by electrically coupling the control line with a first node when manual operation is not executed. The switch sets the voltage level of the control line at a second level corresponding to a second voltage by electrically coupling the control line with a second node during a period of time over which manual operation is executed. An ECU switches the operation mode of a hybrid vehicle having first and second power sources between a first mode in which the first power source is used having higher priority for the running of the hybrid vehicle, and a second mode in which said second power source is used having higher priority for the running of the hybrid vehicle, based on a change of the voltage level of the control line from the first level to the second level, and the change of the voltage level of the control line from the second level to the first level.11-24-2011
20110288707ELECTRIC MOTOR VEHICLE - Various embodiments include an electric motor vehicle which does not have any active suspension components, gearbox, differential or other mechanical transmission components, in various embodiments including consists a chassis, at least one pair of integrated wheel and brushless DC electric motor assemblies mounted on the chassis with conventional suspension components including springs and dampers. In various embodiments, a battery pack on the chassis provides power to the integrated wheel and electric motor assemblies; and a control system operates each integrated wheel and motor assembly independently of each other integrated wheel and motor assembly. Various embodiments include the control system has including a master controller connected to the battery pack, and, a separate slave controller connected to the battery pack and to each of the integrated wheel and motor assemblies, as well as the master controller.11-24-2011
20110288701(Hybrid) Electric Vehicle Thermal Management System - The present disclosure relates to thermal management systems and methods for operating a vehicle, such as a hybrid electric vehicle. The systems determine a sunload and set calibrated thresholds and modified temperatures for deriving conditions for sending engine climate commands according to the sunload readings. The calibrations and modifications are designed to yield better vehicle fuel economy.11-24-2011
20110288713ENGINE AND EXHAUST HEATING FOR HYBRID VEHICLE - A method for controlling a vehicle engine having a plurality of cylinders and an electric motor configured to rotate the engine is provided. The method includes, during engine idling, advancing spark timing of at least one cylinder to substantially before a peak torque timing. The method further includes adjusting motor torque output of the electric motor to maintain engine idle speed.11-24-2011
20110288709METHOD AND DEVICE FOR OPERATING A DRIVE TRAIN FOR A VEHICLE - A method and a device for operating a drive train for a vehicle is described, which has at least one drive unit, which is suitable for outputting a drive torque. The rates of change for triggering a torque increase and a torque reduction of the drive torque of the at least one drive unit are specified. This occurs in such a way that the specifiable rates of change of the torque increase and the torque reduction of the drive torque of the at least one drive unit are different.11-24-2011
20110288708BATTERY UNIT HEATING APPARATUS - A battery unit heating apparatus installed in a vehicle which drive by power from at least one of an internal combustion engine and an electric motor which is driven by a battery unit as a power supply, includes: an induction unit for drawing in air for heating the battery unit; and an induction control unit for controlling the induction unit, when a temperature of the battery unit is lower than a first predetermined value, so as to generate a drawing force larger than a drawing force resulting when the vehicle is set to the other mode of two modes having different drive ratios of the internal combustion engine to the electric motor while the vehicle is running in such a state that the vehicle is set to one of the two modes in which the electric motor is employed more positively than the internal combustion engine.11-24-2011
20110288703METHOD FOR OPERATING A HYBRID DRIVE DEVICE OF A MOTOR VEHICLE AND HYBRID DRIVE DEVICE AND ELECTRONIC CONTROL UNIT - In a method for operating a hybrid drive device of a motor vehicle, which has at least two different drive assemblies, especially an electric machine and an internal combustion engine, that are able to be connected to at least two drive trains of the motor vehicle, during the reconnecting of one of the drive assemblies, particularly from a first to a second of the drive trains, or from the second to the first drive train, and/or during a synchronization, a replacement torque substantially corresponding to the torque produced by the one drive assembly is able to be provided by an additional one of the drive assemblies by the at least partial closing of a clutch.11-24-2011
20110288702METHOD AND DEVICE FOR OPERATING A HYBRID VEHICLE - In a method for operating a hybrid vehicle, an idle first drive unit is started during the driving of the hybrid vehicle by transferring part of a torque from an operating second drive unit to the first drive unit. To minimize effects on the movement characteristics of the hybrid vehicle during starting and/or stopping of the first drive unit, a control unit is provided for influencing the torque of the operating second drive unit by at least one of the variables derived from the longitudinal movement of the hybrid vehicle.11-24-2011
20110288697Electric Motor Enhanced Driveability In Vehicle Handling And Stability Control Events - A system and method are disclosed for controlling a vehicle during a turn in which a braking torque is applied to an inside wheel of the vehicle when understeer is detected and to an outside wheel when oversteer is detected. Electrical energy commanded to an electric motor coupled to a first axle of the vehicle is increased in response to application of the braking torque to compensate for the applied braking torque.11-24-2011
20110288699METHOD AND SYSTEM FOR MOTOR TORQUE CONTROL FOR VEHICLES WHEN A CURRENT SENSOR IS NOT OPERATING PROPERLY - Methods and systems for controlling motor torque in a hybrid vehicle are provided. A current sensor provides a feedback current when the sensor is operating properly. A processor controls the motor torque using the feedback current if the current sensor is operating properly. The processor controls the motor torque using a slip value for the hybrid vehicle if the current sensor is not operating properly.11-24-2011
20110288698METHOD AND SYSTEM FOR CONTROLLING MOTOR TORQUE IN HYBRID VEHICLES - Methods and systems are provided for motor torque control for hybrid vehicles having a motor and a communications bus. The motor torque is controlled using a first motor torque capacity if the communications bus is healthy. The motor torque is controlled using a second motor torque capacity if the communications bus is unhealthy. The first motor torque capacity has a first absolute value. The second motor torque capacity has a second absolute value that is less than the first absolute value.11-24-2011
20100174432Wheelchair Control System - A method and apparatus for wheelchair control. The position and distance of a touch point on a touch pad is used to set speed and wheel differential control. The two major wheels of the wheelchair are controlled according to these set quantities. Exceeding either of two horizontal accelerations measured by an accelerometer limits the set speed. Wheelchair control is shut down upon exceeding a vertical acceleration limit.07-08-2010
20090088914Driving Power Control Apparatus for Four Wheel Drive Vehicle - Front left and right wheel units (FL, FR) are driven by an engine (ENG) and a motor generator (MG04-02-2009
20110295453ELECTRIC POWERTRAIN FOR WORK MACHINE - An electric powertrain includes an engine configured to provide mechanical energy and a generator operably coupled to the engine and configured to convert at least a portion of the mechanical energy into electric energy. The electric powertrain further includes at least one electric motor operably coupled to the generator, a plurality of driving members, and at least one power electronics unit configured to control at least one of the engine and the generator. The at least one electric motor is configured to provide torque for the plurality of driving members.12-01-2011
20110295456HYBRID VEHICLE AND PARAMETER DISPLAY METHOD FOR HYBRID VEHICLE - On a display, a running power determined in accordance with an accelerator position or the like is displayed. When the hybrid vehicle is controlled in a CS mode, the running power is displayed together with eco-acceleration power greater than a first engine starting power. When the hybrid vehicle is controlled in a CD mode, the running power is displayed together with a second engine starting power in place of the eco-acceleration power. The engine is stopped when the running power is smaller than the first engine starting threshold value in the CS mode. The engine is driven when the running power is equal to or greater than the first engine starting threshold value in the CS mode. The engine is stopped when the running power is smaller than a second engine starting threshold value in the CD mode. The engine is driven when the running power is equal to or greater than the second engine starting threshold value in the CD mode. The second engine starting threshold value is greater than the first engine starting threshold value.12-01-2011
20110295455METHOD FOR ADAPTING A SEPARATING CLUTCH IN A DRIVE TRAIN SYSTEM OF A VEHICLE AND DRIVE TRAIN SYSTEM - A method for adapting a separating clutch in a drive train system of a vehicle, the drive train system having an electric machine, an internal combustion engine as well as an automatic transmission having an hydraulic torque converter and a torque-converter lockup clutch, and the separating clutch lying between the electric machine and the internal combustion engine, and the internal combustion engine being started by the electric machine while the electric machine drives the vehicle, having the following steps: in a time interval, the separating clutch is operated in slip operation for cranking up the internal combustion engine, in the time interval an expected rotary speed change of the electric machine is calculated, the rotary speed change expected by calculation is compared to the actually occurring rotary speed change for deviation and the deviation ascertained is used to adapt the separating clutch.12-01-2011
20110295454TWO WHEELED VEHICLE WITH MODULAR FEATURES - A two wheeled vehicle includes a main body, a first wheel that is rotatably coupled to the main body, and a second wheel that is rotatably coupled to the main body. The vehicle also includes a motor that is supported by the main body and that drivingly rotates at least one of the first and second wheels. Moreover, the vehicle includes a controller assembly including a controller and a controller housing. The controller is operable to control the motor to thereby control driving rotation of the at least one of the first and second wheels. The controller is housed within the controller housing, and the controller housing is removably coupled to the main body. The controller and the motor are in severable but operable communication when the controller housing is removably coupled to the main body.12-01-2011
20110295452TWO WHEELED VEHICLE WITH ALL WHEEL DRIVE SYSTEM - A two wheeled vehicle with a first wheel and a second wheel includes a first electrical motor operable to drivingly rotate the first wheel and a second electrical motor operable to drivingly rotate the second wheel. The vehicle also includes a controller operable to independently control the first and second electrical motors to drive rotation of the first and second wheels independent of each other.12-01-2011
20110295451Method for reducing a driving power of a vehicle drive - A method for reducing a driving power of a vehicle drive includes detecting a temperature difference between a temperature of at least one component of the vehicle drive and a temperature threshold value, detecting an instantaneous driving state of the vehicle drive, establishing whether or not the instantaneous driving state allows for a reduction in the driving power of the vehicle drive, and reducing the driving power of the vehicle drive for lowering the temperature of the at least one component in order to increase the temperature difference if the instantaneous driving state allows for the reduced driving power.12-01-2011
20120065827POWER SUPPLY SYSTEM FOR ELECTRIC POWERED VEHICLE AND CONTROL METHOD THEREOF - A power supply system for a hybrid vehicle includes a main power storage device and a plurality of sub power storage devices used selectively. When an SOC of one of the plurality of sub power storage devices decreases to a predetermined value or smaller, an ECU selects this sub power storage device as a sub power storage device to be charged. The ECU controls a connecting unit such that the sub power storage device to be charged is connected to a second converter. Furthermore, the ECU selects the HV mode as the travel mode. In the HV mode, electrical energy stored in an electric powered vehicle is maintained because of electric power generation by an engine.03-15-2012
20120065822SPEED CONTROL METHOD AND SPEED CONTROL DEVICE FOR AUTOMATIC TRANSMISSION - A speed control method for an automatic transmission adapted to a power train apparatus for a hybrid vehicle having an engine, a motor-generator, the automatic transmission, and a speed control device controlling the automatic transmission based on a throttle opening degree of the engine and an output rotation number of the automatic transmission, the speed control method executed when the electricity is simultaneously generated while the vehicle is driven by the engine, includes a power generation torque calculating process of calculating a power generation torque necessary for the motor-generator to generate a required electricity, an output torque calculating process of calculating an output torque, a drive torque calculating process of calculating a drive torque, a throttle opening degree during power generation-calculating process of calculating a throttle opening degree-during power generation, and a speed control process of controlling the automatic transmission based on the throttle opening degree-during power generation.03-15-2012
20110288712METHOD TO PRIORITIZE ELECTRIC-ONLY VEHICLE (EV) MODE FOR A VEHICLE - A vehicle and method for controlling the vehicle includes identifying an EV-priority zone for the vehicle along a trip path, determining the position of the vehicle with respect to the expected upcoming EV-priority zone; implementing an electric-only mode of operation of the vehicle based on the position of the vehicle and a current operating mode of the vehicle; and implementing a charging mode of operation of the vehicle based on the position of the vehicle and a current operating mode of the vehicle.11-24-2011
20110172867Engine Power Elevation and Active Battery Charge Energy Management Strategies for Plug-In Hybrid Electric Vehicles - A method for a plug-in hybrid electric vehicle (PHEV) having an engine and a battery configured to respectively deliver engine power and battery power to provide a total output power for powering the vehicle includes the following. An elevated engine power which falls within a total output power range where only engine power without battery power may be delivered to power the vehicle in response to a driver demand power and which is greater than the combination of the driver demand power and vehicle powering losses is determined. The engine delivers the elevated engine power in response to the driver demand power. The extra engine power is transferred to the battery for the battery to buffer.07-14-2011
20110172862Multiple-Ratio Transmission Downshift Strategy for Hybrid Electric Vehicle Powertrains - A control system and method for a hybrid electric vehicle powertrain supplies battery power boost torque to vehicle traction wheels to modify shift points for a multiple ratio transmission in the powertrain. A shift schedule is adjusted to avoid a downshift for small changes in torque demand, thus reducing shift frequency due to small transient changes in torque demand.07-14-2011
20120089287HYBRID ELECTRIC POWER DEVICE FOR CRANE AND CONTROL METHOD OF HYBRID ELECTRIC POWER DEVICE FOR CRANE - A disclosed hybrid electric power source device for a crane includes an engine generator, an electric power accumulating unit, and a control unit for controlling the engine generator and the electric power accumulating unit, wherein the control unit includes an electric power load calculating part which acquires electric power loaded on the engine based on required electric power supplied to an outside and charging electric power of an electric power accumulating unit and a command signal sending part which calculates output torque and a revolution speed based on the electric power loaded on the engine calculated by the electric power load calculating part and generates a torque command signal and a revolution speed command signal.04-12-2012
20120089279ENERGY MANAGEMENT AND STORAGE SYSTEM - Heavy equipment is designed for operation in a substantially-repetitive work cycle that includes lifting, rotating, and lowering steps. The heavy equipment includes a generator, an electrical bus, an energy storage component, and working components. The generator provides a substantially constant electrical output to the electrical bus, which is communicated to the working components. As such, the working components of the heavy equipment are driven directly or indirectly by the electrical output of the generator. The controller selectively couples the energy storage component to the electrical bus, and the energy storage component is configured to store electricity provided by the generator, and to provide electricity to the working components by way of the electrical bus. The electrical output of the generator is less than the power used by the heavy equipment during a portion of the work cycle, and the controller couples the energy storage component to the electrical bus to supplement the electrical output of the generator during the portion of the work cycle in which the electrical output of the generator is less than the power used by the working components of the heavy equipment.04-12-2012
20130218391CONTROL DEVICE AND CONTROL METHOD FOR HYBRID VEHICLE - A control system for a hybrid vehicle is provided with an abnormality detection unit, a start determination unit, and a start control unit. The abnormality detection unit detects abnormality in at least one of an engine, a first clutch, and an automatic transmission. The start determination unit determines whether or not to allow the engine to be started, and the start control unit controls to start the engine. If an abnormality has been detected by the abnormality detection unit, the start determination unit inhibits the start control unit from starting the engine, and maintains the inhibition even when the abnormality has been eliminated, when the accelerator pedal opening is larger than a predetermined value.08-22-2013
20130218386VEHICLE OPERATION MODE SYSTEMS AND METHODS - A system for controlling a mode of operation of a vehicle having a rechargeable energy storage system (RESS), an engine, and a drive motor coupled to the RESS and the engine, the drive motor selectively powered by at least one of the RESS and the engine includes a controller operable to adjust the vehicle to operate in a plurality of operating modes including a first mode in which the drive motor is powered by the RESS, a second mode in which the drive motor is powered more by the engine than the RESS. When the second mode of operation is selected, controller is configured to operate the engine as necessary to maintain the RESS at or above a predetermined state of charge.08-22-2013
20130218385SYSTEM AND METHOD FOR CHARGING AN ON-BOARD BATTERY OF AN ELECTRIC VEHICLE - An electric vehicle and a range extender engine are shown including the controls to operate the same.08-22-2013
20130218381METHODS AND SYSTEMS FOR CONTROLLING AN ELECTRIC MOTOR - A control system that performs control of an electric motor is described. The control system may include a rotating body inertia torque computing unit that uses a rotational state of a vehicle wheel when braking is applied to the wheel to calculate an inertia torque of rotating bodies residing within a span behind the wheel, among members that rotate by the driving force of the electric motor. The control system also may include a controller that performs control of the electric motor to cancel the inertia torque of the rotating bodies based on the calculation result from the rotating body inertia torque computing unit.08-22-2013
20130218378VEHICLE CONTROL USING AN ESTIMATED OUTSIDE AIR TEMPERATURE - A vehicle includes a vehicle system, an outside air temperature (OAT) sensor, a clock, and a controller. The controller includes recorded garage temperatures and actual OAT profiles. At the key-on event, a controller-executed method includes recording an initial temperature reading from the OAT sensor and corresponding time of day from the clock. The controller determines whether the vehicle is in a garage using the profile of recorded temperatures and the time of day, and estimates an OAT for the corresponding time of day when the vehicle is in the garage. An operation of the vehicle system is controlled using the estimated OAT before the vehicle leaves the garage. The system may be a navigation system, and the operation may be modification of a calculated electric vehicle range. The system may be an HVAC or other system in another embodiment.08-22-2013
20100030415METHOD AND APPARATUS FOR CONTROLLING OUTPUT TORQUE OF A MOTOR FOR AN ELECTRIC VEHICLE IN UPHILL MODE - A method and an apparatus for controlling output torque of a motor for an electric vehicle in uphill mode, the method comprises: detecting a tilt angle value U, a current vehicle speed value V and an accelerator-pedal travel value Gain of the vehicle, determining whether the vehicle is in uphill mode or not, and if the result is positive, then calculating a minimum torque T02-04-2010
20090248228BATTERY PACK MANAGEMENT STRATEGY IN A HYBRID ELECTRIC MOTOR VEHICLE - A software algorithm (FIG. 10-01-2009
20090326750Vehicle control device, vehicle control method, program for causing computer to execute vehicle control method, and recording medium having program recorded thereon - A vehicle control method having an HV driving mode in which operation of an internal combustion engine is permitted and an EV driving mode in which a vehicle is driven by using a motor with the internal combustion engine stopped includes the steps of: setting a destination; setting a driving route from a starting point to the destination; dividing the driving route and associating any of the driving modes with each section of the divided driving route; fixing the division of the driving route and the driving mode associated with each section based on an instruction from an operator; and causing the vehicle to travel each section in the associated driving mode.12-31-2009
20100114414CONTROLLER FOR ELECTRIC VEHICLES - A controller for electric vehicles is provided for reliably detecting the abnormality of a motor control ECU and also reducing costs. The controller has travel control means 05-06-2010
20100114413ELECTRIC APPARATUS AND METHOD OF CONTROLLING THE SAME - An input/output control unit (05-06-2010
20110172861SYSTEMS AND METHODS FOR CONVERTING IMPORTED VEHICLES TO MEET REGULATORY REQUIREMENTS AND TO IMPROVE SAFETY - Systems and method are disclosed for modifying an imported vehicle to meet regulatory requirements by installing a vehicle charger with a charge interlock and a master cut-off and a master fuse on the vehicle; modifying the vehicle to comply with government safety requirement; limiting a vehicle Gross Vehicle Weight Rating (GVRW) to less than approximately 1,361 kg.; and limiting the maximum speed of the vehicle to between approximately 32 km/hr and approximately 40 km/hr.07-14-2011
20100070122CONTROL APPARATUS AND METHOD FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle, which outputs motive power to a drive shaft from an internal combustion engine and motor generators as motive power sources, including: a recirculating gas control portion that performs valve opening control on a recirculation valve so that an amount of recirculating exhaust reaches a control target valve, and that closes the recirculation valve completely when a deceleration request by a driver is detected; a throttle control portion that performs valve closing control on a throttle valve so that the amount of air circulating through an intake pipe decreases at a predetermined speed when the deceleration request issued by the driver is detected; and a braking control portion that controls regenerative braking forces of the motor generators so that at least one of the motor generators absorbs the motive power generated by the engine while valve closing control is executed on the throttle valve.03-18-2010
20100235028TRAVELING APPARATUS AND METHOD OF CONTROLLING SAME - To provides a traveling apparatus capable of being maintained at a standstill even on an inclined road surface, and a method of controlling the same. When the standstill switch SW is ON at the step S09-16-2010
20100268408CONTROL APPARATUS FOR ELECTRIC VEHICLE - When a diagnosis result of an ABS control system is normal, a determination is made as to whether or not to execute ABS control based on a slip ratio of a vehicle wheel, whereupon motor torque control is executed based on an operational state of an ABS. In other words, when ABS control is not executed, the motor-generator is controlled to a regenerative state, and when ABS control is executed, the motor-generator is controlled to a power running state. When the diagnosis result of the ABS control system is abnormal, on the other hand, regenerative braking by the motor-generator is prohibited immediately and the motor-generator is controlled to the power running state.10-21-2010
20110202212METHOD AND APPARATUS FOR LINKING ELECTRIC DRIVE VEHICLES - In one embodiment a control system for linking a plurality of electrically driven road vehicles together is disclosed, the control system having: a coupling input and a coupling output disposed on each of the plurality of vehicles, each coupling input of each vehicle being configured to releasably engage each coupling output of another vehicle to provide a mechanical and electrical coupling of the plurality of vehicles together; and a control system located on each of the plurality of vehicles, the control system communicating with the coupling input and the coupling output to detect when the coupling input or the coupling output is engaged with another vehicle via a respective coupling input or coupling output, the control system being further configured to operate in a lead vehicle mode or a trailing vehicle mode when the control system detects that the coupling input or the coupling output is engaged with another vehicle, wherein the lead vehicle mode causes the control system of the lead vehicle to control another vehicle coupled to the lead vehicle and the trailing vehicle mode causes the control system to be controlled by the lead vehicle coupled to the vehicle.08-18-2011
20110264319Plug-In Vehicle - A plug-in vehicle includes a vehicle body having an outer panel, a propulsion unit such as an electric motor, a rechargeable battery, a recharging port supported on the outer panel to receive power from an external electric power source, and a display subassembly connected to the battery. The display subassembly has a plurality of lights positioned around the recharging port to illuminate the recharging port and to illuminate in a manner corresponding to a condition of the battery.10-27-2011
20120035795DISTANCE ORIENTED ENERGY MANAGEMENT STRATEGY FOR A HYBRID ELECTRIC VEHICLE - A vehicle and a method to control a vehicle includes selecting a trip route for the vehicle using a user interface, generating a charge reference profile of a battery coupled to an electric motor based on the trip, and commanding propulsion devices in the vehicle based on a location of the vehicle with respect to the trip route such that a state of charge (SOC) of the battery tracks the reference profile.02-09-2012
20120035794METHOD AND APPARATUS FOR CONTROLLING SPEED OF AN ELECTRIC PUMP IN A VEHICLE - A vehicle includes a clutch set, a tank with fluid, an auxiliary battery, an electric fuel pump, and a controller. The electric fluid pump delivers some of the fluid from the tank to a designated oncoming clutch of the clutch set. The controller calculates a predicted flow value for the oncoming clutch during the shift event, and selectively controls the speed of the pump using the predicted flow value during the shift event. The controller controls the pump using an actual flow value when the vehicle is not executing a shift event, i.e., when holding torque. The speed of the electric fluid pump is increased to a first calculated speed determined using the predicted flow value when the shift event is initiated and before filling of the oncoming clutch commences, and is reduced to a second calculated speed determined using the actual flow value when the shift event is complete.02-09-2012
20120035793METHOD FOR MANAGING TRANSITIONS IN INTERNAL COMBUSTION ENGINES WITH A HYBRID DRIVE POWERTRAIN - A method for controlling combustion mode transitions for an engine of a hybrid powertrain includes commanding an increase in engine torque, adjusting motor torque output from a torque machine responsive to the operator torque request and the commanded increase in engine torque, executing the combustion mode transition, and operating the torque machine in a torque reclamation state.02-09-2012
20120109437INDUSTRIAL VEHICLE - An industrial vehicle having a vehicle body includes a battery, an electric motor, an electrolyte level sensor, a vehicle operating with lowered electrolyte level, a vehicle operating time calculator, a data-storing device storing data of the vehicle operating time, an electric motor limiting condition and a motor controller. The electric motor is driven to generate torque. The electrolyte level sensor detects whether or not electrolyte level of the battery is lower than a predetermined level. The vehicle operating time is a time elapsing while the electrolyte level is lower than the predetermined level. The vehicle operating time calculator counts the vehicle operating time in accordance with the detection of the electrolyte level. The electric motor limiting condition limits operation of the electric motor gradually in accordance with the vehicle operating time. The motor controller controls operation of the electric motor based on the electric motor limiting condition.05-03-2012
20120109436BICYCLE MOTOR CONTROL SYSTEM - A bicycle motor control system is configured to control a drive assistance motor that can be installed on a bicycle having a drive force transmitting body. The bicycle motor control system comprises a memory device, a pedaling force detecting device, a propulsion force calculating section and a motor control section. The memory device stores a tooth count of a plurality of transmitting teeth of the drive force transmitting body. The pedaling force detecting device detects a pedaling force. The propulsion force calculating section calculates a propulsion force based on a pedaling force detected by the pedaling force detecting device and the tooth count of the transmitting teeth stored in the memory device. The motor control section controls the motor based on the propulsion force.05-03-2012
20120239236ELECTRIC CAR AND CONTROL METHOD THEREOF - The present invention relates to an electric car which has a battery pack at a constant state of maximum power discharge and to a method of efficiently controlling a motor with due consideration for rechargeable power levels. The control method according to one embodiment of the present invention, comprises the steps of: calculating estimated power levels required, based on current power consumption levels, for providing current from the battery pack to all parts of an electric car, and the required torque according to a driver's activation of the accelerator; comparing the estimated power levels required with the maximum possible power discharge from the battery pack; and enabling maximum possible torque from the motor when the estimated power levels required exceeds the current maximum possible power discharge from the battery pack.09-20-2012
20120239237HYBRID VEHICLE AND METHOD FOR CONTROLLING THE SAME - A crankshaft of an engine, an output shaft of a first electric motor, and an output shaft of a second electric motor are directly or indirectly connected to each other mechanically. When the engine is started, a vibration reduction torque is caused to act on the crankshaft that is set in the form of a periodic torque based on the crank angle, so that torque pulsation of the engine is suppressed. The output torque of the first electric motor is controlled in accordance with the sum of a motoring torque and a part of the vibration reduction torque. The output torque of the second electric motor is controlled in accordance with the sum of its essential output torque for causing the vehicle to travel and a torque for compensating for a shortage of the vibration reduction torque that occurs because a part of the vibration reduction torque is output from the first electric motor.09-20-2012
20120239234ELECTRIC VEHICLE WITH PITCH CONTROL DEVICE - An electric vehicle includes a pitching state quantity detector for detecting quantity of a pitching-motion of the vehicle, a vehicle weight determiner, a pitching target quantity calculator for calculating a target quantity of a pitching motion at least from the determined vehicle weight, and a torque correction calculator for increasing/reducing a driving torque output, according to a particular differential between the detected pitching-motion state quantity and the calculated target quantity.09-20-2012
20120239235DEVICE AND METHOD FOR REGULATING AN ENERGY RECOVERY IN A PEDAL-DRIVEN VEHICLE - A method for regulating an energy recovery in a pedal-driven vehicle having a crank drive, an electric auxiliary drive and a rechargeable energy source includes: detecting a direction of rotation of the crank drive, and recovery of energy and storage of energy in the energy source when the direction of rotation of the crank drive is directed backward.09-20-2012
20120239233POWERTRAIN FOR AN ELECTRIC VEHICLE AND METHOD OF MANAGING ELECTRIC POWER FLOW IN A VEHICLE POWERTRAIN - A method of managing electric power flow in a vehicle powertrain includes recording operator input indicative of a current request for electric power. An amount of the currently requested electric power corresponding with the recorded operator input is determined. This amount is averaged with amounts of requested electric power based on previously recorded operator input recorded over time. An amount of electric power required from an auxiliary power unit to satisfy the current request for electric power is determined based at least in part on the averaged requested electric power for propulsion. A powertrain has an electric motor/generator, a battery operable to provide electric power to the electric motor/generator, and an auxiliary power unit operable to supplement the battery. The auxiliary power unit includes an engine and a generator. A processor with a stored algorithm carries out the method.09-20-2012
20100125384CONTROL SYSTEMS AND METHODS FOR ELECTRIC MOTORS OF UTILITY VEHICLES - Electronic control systems and related control methods for controlling electric auxiliary motors for performing work, such as electric deck motors for mower blades. The apparatus is shown in use with a vehicle that includes a mowing deck. Features of the control systems allow for safe and efficient use of the vehicle.05-20-2010
20100274428MOTOR CONTROL METHOD AND CONTROL DEVICE FOR ELECTRICAL FORKLIFT TRUCK - A method for controlling a motor of an electrical forklift truck which includes at least one motor for traveling of the forklift truck or providing power to a pump that supplies power for operating a vehicle or oil to operational devices, a power module for controlling the power supply to the motors, and a control unit for controlling the power module and the motor, the method including the steps of: controlling to decelerate operating speed of the motor to be predetermined first decelerated speed by the control unit if a temperature of the motor and/or the power module increases and reaches a predetermined first level temperature value corresponding to the operating speed of the motor; and controlling to decelerate the operating speed of the motor to be predetermined second decelerated speed that is lower than the first decelerated speed by the control unit if the temperature of the motor and/or the power module increases in a state of the speed of the motor having been decelerated and reaches predetermined second-level temperature value that is higher than the first level temperature value and corresponds to the first decelerated speed. In this respect, the shutdown of the motor is postponed as long as possible so as to expend the operating time of the electrical forklift truck. Further, the shutdown of the motor can be postponed even without mounting the separate cooling apparatus, such as the cooling fan, so as to reduce the manufacturing cost.10-28-2010
20100274423Idle speed regulation for a hybrid vehicle - A regulating method for hybrid vehicles having an electric motor and an internal combustion engine, for rotational speed regulation of the electric motor, including detecting the driving speed of the vehicle, detecting a desired torque, and comparing the driving speed with a driving speed minimum value, in which, when a desired torque below a torque minimum value is detected and the comparison yields the result that the driving speed is not above the driving speed minimum value, the electric motor is regulated to a setpoint idle speed which is below the minimum idle speed of the internal combustion engine.10-28-2010
20090306843HYBRID VEHICLE AND CONTROL METHOD THEREOF - When determined that a driver's accelerator operation is rough during the turn-on condition of an ECO switch 12-10-2009
20100087976CONTROL APPARATUS AND CONTROL METHOD FOR HYBRID VEHICLE - When an abnormality except for a temperature abnormality of a travel-purpose battery is detected, a battery ECU 260 of the present invention renders a system main relay to make a change to a battery-less travel mode while using a battery cooling fan to cool the travel-purpose battery. When a temperature abnormality of the travel-purpose battery is still detected, a system-off command signal is output to cause the hybrid vehicle to become unable to travel. In this way, limp home mode and system shutoff of the hybrid vehicle can be surely implemented even in the case where an abnormality occurs to the travel-purpose battery.04-08-2010
20100087979METHOD FOR COOLING COMPONENTS OF A MOTOR VEHICLE - A method for cooling components of a motor vehicle, the instantaneous cooling capacity being ascertained from an overall cooling requirement, and the overall cooling requirement being composed of the individual cooling requirements of the components. The motor vehicle is driven using an hybrid drive, which has at least one internal combustion engine and at least one electric machine, the electric machine being controlled by a power electronics system; and an electric machine cooling requirement and a power electronics cooling requirement are taken into account, as individual cooling requirements, in the ascertainment of the overall cooling requirement.04-08-2010
20110202210VEHICLE AND CONTROL METHOD THEREOF - When motor driving is not permitted even though the EV switch is switched on, a warning sound is emitted from the speaker to the driver's cabin and information relating to a condition that is not established among the motor driving permission conditions is displayed on the display that is provided in the vicinity of the driver's seat. Therefore, more detailed information regarding the fact that motor driving is not permitted can be notified.08-18-2011
20100094494HYBRID VEHICLE ENERGY MANAGEMENT METHODS AND APPARATUS - A parallel hybrid vehicle launches from rest or near rest with its electric motor and blends in its internal combustion engine at a vehicle speed such that the electrical energy provided to the motor from an energy storage device is only as much energy as can be recovered during deceleration of the vehicle to rest or near rest.04-15-2010
20100094495PITCHING CONTROL DEVICE OF MOTOR VEHICLE AND CONTROL METHOD - The present invention has an object to provide a pitching control device of a vehicle that controls a pitching motion by controlling a torque of its driving wheels and a control method. In the motor vehicle that drives the driving wheels by the torque of a motor, a moment about the center of gravity of the motor vehicle is found from variations of loads applied to the wheels of the motor vehicle at the time of acceleration that include loads applied to th wheels of the motor vehicle at the time of standstill and an anti-dive force working on front wheels of the motor vehicle and an anti-lift force working on rear wheels of the motor vehicle at the time of braking by a brake. A pitch angle of the motor is computed from this moment. The motor torque of the motor is computed based on the computed pitch angle.04-15-2010
20120143423DETERMINATION OF AMOUNTS OF ENERGY DRAWN - Method, system and device for determining quantities of power by registering on the vehicle side a quantity of power exchanged with a power point 06-07-2012
20110202222VEHICLE AND METHOD OF CONTROLLING THE SAME - A vehicle has a restriction storing device that stores a plurality of restrictions that are respectively created for a plurality of virtual gear ranges, such that, in each of the virtual gear ranges, required driving force as driving force to be applied to a drive shaft corresponding to the same accelerator operation amount tends to be increased as the vehicle speed is higher, and the required driving force corresponding to the same accelerator operation amount tends to be increased as the virtual gear range is shifted to a lower range when the vehicle speed is constant.08-18-2011
20110202221CHARGE CONTROLLER AND NAVIGATION DEVICE FOR PLUG-IN VEHICLE - A charge controller for charging a battery of a plug-in vehicle with a plurality of electric power sources includes: a driving route estimation element; an estimated electric power consumption amount calculator; a weather information obtaining element; a sunshine information obtaining element; a solar photovoltaic generation electric power amount calculator; an electric power shortage amount calculator for calculating an electric power shortage amount when the solar photovoltaic generation electric power amount is smaller than an estimated electric power consumption amount; a charge schedule preparation element for preparing a charge schedule, which represents a first charge time for charging the battery with a solar photovoltaic generation system and a second charge time for charging the battery by the electric power shortage amount with another electric power source; and a charge control element for controlling to charge the battery according to the charge schedule.08-18-2011
20100082192Hybrid Engine System - A hybrid engine control system for use with a vehicle or other load which employs a motor/generator unit connected through controllable couplers to a kinetic energy storage device and to one or more internal combustion engine modules in a programmed manner. Several embodiments provide varying configurations to satisfy various power and packaging design requirements.04-01-2010
20090248229Electric Vehicle Control Device - A loss reduction module of an electric vehicle control device has a function to limit a torque to not exceed a constant loss characteristic and issue a torque instruction if a requested torque exceeds the constant loss characteristic when an ecology switch is turned ON and low fuel consumption travel is instructed. More specifically, when a requested torque exceeding the constant loss characteristic is input, a torque limit is applied to a point on the constant loss characteristic. Accordingly, the torque instruction is output as a torque which is suppressed more than a characteristic curve obtained by combining the constant loss characteristic and a characteristic indicating the relationship between the torque and the number of rotations during normal travel.10-01-2009
20100280688Awarding standings to a vehicle based upon one or more fuel utilization characteristics - A method may include receiving at least one of a status indicative of combustible fuel utilization or a status indicative of electricity utilization for a hybrid vehicle; and allocating a standing based upon the at least one of the status indicative of combustible fuel utilization or the status indicative of electricity utilization for the vehicle, wherein the standing is allocated upon receipt of the status.11-04-2010
20100280692Awarding standings to a vehicle based upon one or more fuel utilization characteristics - A method may include receiving at least one of a status indicative of combustible fuel utilization or a status indicative of electricity utilization for a hybrid vehicle; and allocating a standing based upon the at least one of the status indicative of combustible fuel utilization or the status indicative of electricity utilization for the vehicle, wherein the standing is allocated upon receipt of the status.11-04-2010
20100280691Awarding standings to a vehicle based upon one or more fuel utilization characteristics - A method may include receiving at least one of a status indicative of combustible fuel utilization or a status indicative of electricity utilization for a hybrid vehicle; and allocating a standing based upon the at least one of the status indicative of combustible fuel utilization or the status indicative of electricity utilization for the vehicle, wherein the standing is allocated upon receipt of the status.11-04-2010
20100280689Awarding standings to a vehicle based upon one or more fuel utilization characteristics - A method may include receiving at least one of a status indicative of combustible fuel utilization or a status indicative of electricity utilization for a hybrid vehicle; and allocating a standing based upon the at least one of the status indicative of combustible fuel utilization or the status indicative of electricity utilization for the vehicle, wherein the standing is allocated upon receipt of the status.11-04-2010
20100280686Awarding privileges to a vehicle based upon one or more fuel utilization characteristics - A device may include a determination module for determining at least one of a status indicative of combustible fuel utilization or a status indicative of electricity utilization for propelling a hybrid vehicle; and a transmitter coupled with the determination module for transmitting the at least one of the status indicative of combustible fuel utilization or the status indicative of electricity utilization for the hybrid vehicle to an off-site entity.11-04-2010
20120143418ELECTRICITY GENERATION CONTROL DEVICE FOR VEHICLE - An electricity generation control device calculates a virtual electricity generation efficiency where a transmission gear ratio of a continuously variable transmission is changed with a minute amount when an electricity generation condition by an engine drive is realized, changes the transmission gear ratio with a minute amount in a case where the virtual electricity generation efficiency is superior to a present electricity generation efficiency, calculates a virtual electricity generation efficiency where an engine drive torque and an electricity generation drive torque are changed with a minute amount, and changes the engine drive torque and the electricity generation drive torque in a case where the virtual electricity generation efficiency is superior to a present electricity generation efficiency, in which the minute amount change of the transmission gear ratio and the minute amount change of the engine drive torque and the electricity generation drive torque are alternatively performed.06-07-2012
20120143416METHOD AND SYSTEM FOR CONTROLLING ACCELERATION TORQUE OF HYBRID VEHICLE - A method and a system for controlling acceleration torque of a hybrid vehicle that can give sufficient acceleration without imposing burden on a battery by changing a maximum torque of a vehicle according to environmental variables are disclosed. The method sets a creep torque as a minimum torque; calculates a maximum torque that can be output from an engine considering of engine environmental variables; calculates a maximum torque that can be output from a motor considering of motor environmental variables; calculating maximum torque of the vehicle by adding up the maximum torque that can be output from the engine and the maximum torque that can be output from the motor; and calculates acceleration torque by using a position of an accelerator pedal, the minimum torque, and the maximum torque of the vehicle.06-07-2012
20120143414COOLING SYSTEM FOR COOLING DRIVING MOTOR OF HYBRID VEHICLE AND METHOD FOR CONTROLLING THE SAME - The present invention relates to a cooling system for cooling a driving motor of a hybrid vehicle and a method for controlling the same which supplies suitable cooling flow according to temperature and temperature change rate of the driving motor. An exemplary embodiment may include: an electric oil pump to generate hydraulic pressure for cooling the driving motor; a switching valve to selectively transmit the hydraulic pressure to the driving motor; a solenoid valve to selectively supply control pressure to the switching valve so as to switch hydraulic lines in the switching valve; and a control portion controlling operations of the electric oil pump and the switching valve, wherein the control portion operates the electric oil pump by various operation amounts or stops the electric oil pump according to temperature of the driving motor and temperature change rate of the driving motor, and turns on or off the solenoid valve.06-07-2012
20120143412ENGINE STARTING CONTROL FOR HYBRID ELECTRIC POWERTRAINS - A method of starting an internal combustion engine of a vehicle with a hybrid-electric powertrain having an internal combustion engine, a generator, and a high-voltage battery pack, is provided. An internal combustion engine start input signal is received. A load on an electric motor and generator is determined. The internal combustion engine receives torque transmitted from the electric motor and generator when the load on the electric motor and generator is below a predetermined load threshold. The internal combustion engine receives torque from an exogenous starting device when the load on the electric motor and generator is above the predetermined load threshold.06-07-2012
20120296502FORWARD-LOOKING HYBRID VEHICLE CONTROL STRATEGY - A vehicle includes an engine, a power source, and a motor. The power source outputs electrical energy in accordance with an actual state of charge, and the motor generates electrical energy when provided with torque from the engine. A position sensor generates a route signal representing drive cycle data between a present location of the vehicle and a selected destination. A controller determines a reference state of charge of the power source at the present location from the drive cycle data and commands the engine to charge the power source if the actual state of charge is below the reference state of charge determined for the present location. A method includes receiving the selected destination, generating the route signal, determining the reference state of charge from the drive cycle data, and commanding the engine to charge the power source in accordance with the reference state of charge.11-22-2012
20120296506POWER-SUPPLY CONTROL APPARATUS OF VEHICLE - A power-supply control apparatus of a vehicle comprises a first electricity-storage device to supply electric power to a starter for starting engine, a generator to convert kinetic energy of the vehicle during a vehicle deceleration to electric energy for energy recovery, a second electricity-storage device coupled to the generator to store the electric power from the generator thereat, a feeder circuit coupling the second electricity-storage device to an electric load with a relatively-small electric-load capacity via a DC/DC convertor, a coupling line coupling the second electricity-storage device to the first electricity-storage device via a coupling relay, and a controller to control the electric power passing through the feeder circuit and the coupling line, wherein the controller executes a control to make the coupling relay on the coupling line in an OFF state when the starter operates.11-22-2012
20110270479MOTOR VEHICLE - A motor vehicle has two drive units that can be operated jointly or individually to generate drive torque. The motor vehicle also has a device for predefining a driver's request. The device for predefining the driver's request is embodied so that a force level (K) with an increased restoring force is present within an adjustment range of the device. A control unit processes the driver's request and generates a control signal for actuating the drive units. The control unit operates so that, starting from a driving mode in which only one drive unit for generating a positive drive torque is active, switching over occurs from one drive unit to the other or the other drive unit also is activated when the force level is exceeded. At least one feature that characterizes the force level (K) can be varied based peripheral conditions.11-03-2011
20080319597Charge-discharge management apparatus and computer readable medium having instructions for achieving the apparatus - In charge-discharge control for a battery in a hybrid vehicle, when a difference between a target SOC (State Of Charge) and a present SOC becomes greater than or equal to a reference range in an estimated route to a destination, a charge schedule is drawn up again as a charge re-schedule. However, if the number of times of the re-schedule becomes greater than or equal to predetermined N times or if a remaining distance to the destination becomes less than a predetermined reference distance, a hybrid control based on the charge schedule is stopped without the charge re-schedule drawn up.12-25-2008
20090287366ELECTRIC VEHICLE (EV) DRIVING MODE OPTIMIZATION FOR A PARALLEL HYBRID ELECTRIC VEHICLE - A method of operating a parallel hybrid electric drive train may include manually selecting a first mode by a user. The first mode include an electric mode that provides for propelling a vehicle using only an electric motor. The method may also include propelling the vehicle in the electric mode, limiting an allowed vehicle acceleration below a predetermined acceleration value, detecting a battery state of charge, and preventing an engine start during operation in the electric mode.11-19-2009
20090088913HYBRID VEHICLE AND CONTROL METHOD OF HYBRID VEHICLE - The drive control of the invention adopted in a hybrid vehicle specifies an operation line L to give a greater torque in a low rotation speed area of an engine with an increase in vehicle speed and controls the operation of the engine according to the specified operation line L. The engine can thus be driven at a higher-efficiency drive point, while the driving-related background noise effectively masks some abnormal noise or muffled noise, which may be caused by the operation of the engine in a low rotation speed-high torque area. This arrangement desirably prevents the driver and the other passenger from feeling odd and uncomfortable due to the abnormal noise or muffled noise and enhances the energy efficiency of the hybrid vehicle.04-02-2009
20100280698HYBRID VEHICLE AND METHOD FOR CONTROLLING ELECTRIC POWER OF HYBRID VEHICLE - A charge port receives power supplied from a power supply on the outside of a vehicle. A charger is constituted to charge a power storage device by performing voltage conversion of power inputted from the charge port. A block heater warms up an engine by receiving an operating power from the charger. When the block heater is connected with a power supply port which is connected electrically with the charger, an ECU controls the charger to give priority to power supply to the block heater over charging of the power storage device.11-04-2010
20100280687METHOD OF CONTROLLING VEHICLE POWERTRAIN AND VEHICLE CONTROL SYSTEM - A method of controlling a vehicle powertrain and a corresponding vehicle control system are provided that enable operation in an electric-only operating mode for an extended range by adjusting the threshold minimum state of charge of the battery, i.e., the state of charge of the battery at which the engine will be started to allow the battery charge to be replenished, in accordance with vehicle location. The engine will also be started when the vehicle is within a predetermined distance of a long-term parking location.11-04-2010
20090118881DETECTING PROGRAM FLOW FAULT IN TORQUE SECURITY SOFTWARE FOR HYBRID VEHICLE ELECTRIC DRIVE SYSTEM - A diagnostic system for a hybrid vehicle comprises a processor module and a motor control module. The processor module outputs a seed value. The motor control module controls torque output by an electric motor of the hybrid vehicle, receives the seed value, generates a final key value based on the seed value, and outputs the final key value to the processor module.05-07-2009
20110172869Hill Hold For An Electric Vehicle - A method for braking an electric utility vehicle including a motor and an electromechanical brake. The method includes storing a value indicative of at least one of an amount of current, voltage, and power that is commanded to a motor of the electric utility vehicle to maintain the electric utility vehicle in a stopped state; engaging a parking brake function of an electromechanical brake after the storing; disabling the motor after the engaging; commanding the at least one of the current, voltage, and power to the motor at the stored value when an accelerator pedal is depressed; and disengaging the parking brake function after the commanding.07-14-2011
20110172868Anti-rollback Control System for Motor Vehicles - The present invention provides an anti-rollback control system for use in a motor vehicle having a powertrain that includes an ICE and/or an electric motor, for preventing undesired rolling of said vehicle on an incline. Said anti-rollback control system comprises: a tilt sensor; a sensor that detects a selected operating mode of the vehicle; operator-independent accelerator pedal position-adjusting device; and an accelerator pedal control module. The control module receives signals from the sensors, process said signals, and send instructions accordingly to said accelerator pedal position-adjusting device to move the accelerator pedal to a predetermined position according to which the vehicle's powertrain generates a preset amount of mechanical power sufficient to create a force, in the intended direction of movement of the vehicle, equivalent to, or bigger than, the gravitational force tending to roll the vehicle in the unwanted direction.07-14-2011
20110172866METHOD FOR OPERATING AN ELECTRIC VEHICLE - A method for operating an electric vehicle, the electric vehicle having an electric motor and a brake device, and the electric motor and the brake device being capable of being influenced by a control device. When the electric vehicle is at a standstill, when there is an error of the control device, the brake device is actuated so that the electric vehicle cannot move, or at least can move only to a very limited extent.07-14-2011
20110172865Method For Optimizing Powertrain Efficiency For A Vehicle - A vehicle powertrain includes an engine, an electric machine operable to output torque to at least one vehicle wheel, and an electric power source operable to provide electric power to the electric machine. A method for optimizing powertrain efficiency includes generating a plurality of three-dimensional maps of optimized engine speeds for combinations of vehicle power and vehicle speed at a plurality of predetermined powers of the electrical power source. Each of the maps corresponds to one of the predetermined powers of the electrical power source. The maps are used to determine an optimized engine speed for a given power of the electrical power source, a given vehicle power and a given vehicle speed.07-14-2011
20110172864Adaptive Real-Time Driver Advisory Control for a Hybrid Electric Vehicle to Achieve Fuel Economy Improvement - A vehicle powertrain controller includes a fuzzy logic-based adaptive algorithm with a learning capability that estimates a driver's long term driving preferences. An adaptive algorithm arbitrates competing requirements for good fuel economy, avoidance of intrusiveness and vehicle drivability. Vehicle performance is maintained in accordance with a driver's driving style.07-14-2011
20110172859E-Drive PWM Frequency Strategy - A pulse width modulation (PWM) Frequency Adaptation Mechanism (PFAM) is configured to receive vehicle state input, and in response to the vehicle state input, provide a PWM parameter for PWM switching of electronics in a power conversion circuit of an electric drive system (EDS) for a hybrid electric vehicle. In one example, a PWM parameter that reduces the audible noise generated by PWM switching can be designated by the PFAM. A PFAM can be configured to receive user input regarding user preference for a default mode or a noise reduction mode. Vehicle state input can include input related to vehicle motion, climate control system state, engine state, EDS state, vehicle body state and audio system state. By way of example, a PWM noise reduction parameter can comprise a high PWM switching frequency, or a random frequency hopping about a low PWM switching frequency.07-14-2011
20080312782Electric vehicle communication interface - A method of communicating with an electric vehicle wherein the method includes a step of installing a communication device in the electric vehicle. The method also includes establishing a connection from the vehicle to a network. The methodology also includes controlling and monitoring a battery in the electric vehicle.12-18-2008
20130024056METHOD FOR ACTUATING THE STOP & START FUNCTION IN A MOVING VEHICLE, ESPECIALLY AN INDUSTRIAL OR COMMERCIAL OR SPECIAL VEHICLE - The present invention relates to a method for actuating the stop & start function in a moving vehicle, especially an industrial or commercial or special vehicle, said vehicle being equipped with hybrid drive of the parallel type, comprising a thermal engine (01-24-2013
20130024055ADAPTIVE ENERGY MANAGEMENT IN A HYBRID VEHICLE - A hybrid vehicle includes an engine, a battery module, a motor, and a controller. The controller commands a target SOC of the battery module and controls the engine or the motor to charge/discharge the battery module based on the target SOC. The controller is configured to record drive information during a drive route and adjust the target SOC during the drive route based at least in part on the drive information recorded. A method includes prompting a user to select a drive route, recording drive information during the drive route, adjusting the target SOC based at least in part on the recorded drive information, and controlling the engine and/or the motor to charge/discharge the battery module during the drive route in accordance with adjusted target SOC.01-24-2013
20130024060Vehicle communication, analysis and operation system - A communication and analysis system can manage data operations with a vehicle centric system. A vehicle that is in a communications link with a network can also manage its activities based on real-time, historical and predictive knowledge, without having this knowledge processing on-board. Such data processing includes the geo-spatial, internal functions and operator specific requirements. The rule based system also incorporates the use patterns of a specific vehicle, or a specific user. A use pattern can be transferred from one operator to another or be shared to assist with navigation and operations. A vehicle operator or vehicle multiple operators can share or upload information that can assist with efficient operations, including fuel conservation and time management. Use patterns can be assigned to geospatial regions and be used for comparative analysis for such activities as efficient operation, safe travel and navigation.01-24-2013
20120296507PROPULSION CONTROL APPARATUS - In a configuration in which an auxiliary power supply is connected to an intermediate link circuit of a main conversion unit, intermediate link voltage as input voltage of the auxiliary power supply is set at higher voltage depending on the main conversion unit as a main unit, and loss generated in a main circuit element of the auxiliary power supply increases; therefore, a problem has occurred that a cooling unit has to be increased in size. The main conversion unit recognizes a low-speed and stop state by monitoring a vehicle speed, and varies the intermediate link voltage corresponding to the vehicle speed; thereby, the loss generated in the main circuit element of the auxiliary power supply is reduced at the low-speed and stop state where cooling ability is decreased; as a result, small sizing and light weighting of the cooling unit is achieved.11-22-2012
20120296503CRANKING TORQUE CONTROL APPARATUS - A cranking torque control apparatus (11-22-2012
20100138093ENERGY REPLENISHMENT QUANTITY CONTROL SYSTEM - An energy supply amount control system may be applied, for example, to a hybrid vehicle using two ore more energy sources such as gasoline and electricity (motor). The energy supply amount control system includes route search means and energy cost calculation means. The energy cost calculation means detects a section where electric energy can be regenerated on a route searched by the route search means. The energy cost calculation means calculates a cost (fare) required when the motor alone is used for travelling in a section other than the detected section and a cost (fare) required when the motor and the gasoline are both used for travelling. The costs (fares) are represented to a user and the energy selected by the user is supplied by the energy supply amount control means.06-03-2010
20110270480BATTERY MODULE, ELECTRIC VEHICLE, AUTHENTICATION APPARATUS, AND DISCHARGING CONTROL METHOD FOR BATTERY MODULE - There is provided a battery module including: a power storage unit storing power; a first authentication unit carrying out first authentication via a first authentication route; a second authentication unit carrying out second authentication via a second authentication route; and a discharging control unit controlling discharging from the power storage unit to an external appliance, wherein the first authentication unit is operable, when the first authentication has succeeded, to share key information to be used in the second authentication with an authentication party for the second authentication, the second authentication unit carries out the second authentication using the key information shared with the authentication party, and the discharging control unit is operable, when the second authentication has succeeded, to permit discharging from the power storage unit.11-03-2011
20110208383ELECTRIC POWERED VEHICLE AND CONTROL METHOD FOR THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to a selected one of the sub power storage devices to perform voltage conversion bidirectionally between the selected sub power storage device and an electric power feeding line. A control device executes charging control for controlling input of electric power from a load device to the main power storage device and selected sub power storage device, and switching control for switching electrical connection between the plurality of sub power storage devices and electric power feeding line, according to a braking request of the electric powered vehicle. The control device prohibits or limits, until completion of one of the charging control and switching control, the other control.08-25-2011
20130218392CONTROL DEVICE FOR HYBRID VEHICLE - A control device 08-22-2013
20130218394VEHICLE HYBRID DRIVE DEVICE - A vehicle hybrid drive device includes: a first rotating machine coupled to an engine; a connection/disconnection device capable of connecting/disconnecting the engine and the first rotating machine to/from wheels; and a second rotating machine disposed in a manner enabling transmission of drive power to the wheels, the vehicle hybrid drive device enabling a vehicle to run in two running modes of an EV running mode enabling the vehicle to run with the second rotating machine used as a drive power source while the connection/disconnection device is disconnected, and a parallel HEV running mode enabling the vehicle to run with the engine and at least one of the first and second rotating machines as the drive power sources while the connection/disconnection device is connected.08-22-2013
20130218380MOTORIZED WHEELCHAIR INTERLOCK - A control system for a powered wheelchair that detects when a user is in a first orientation to cause movement of the powered wheelchair. The control system inhibits movement of the wheelchair when the user is not in the first orientation.08-22-2013
20130218383HYBRID DRIVE - A hybrid drive for a motor vehicle and a method for the control thereof, the hybrid drive including a combustion engine; and a controller configured to determine an actual power demand required by the combustion engine during a present driving situation of the motor vehicle; determine a difference between a predefined power demand model of the combustion engine and the determined actual power demand; and control the combustion engine as a function of speed of the motor vehicle based on the determined difference.08-22-2013
20100138085HYBRID SYSTEM FOR MOTOR VEHICLE WITH INTERNAL COMBUSTION ENGINE AND MOTOR-GENERATOR - A hybrid system for powering a vehicle and a method of controlling the hybrid system. The hybrid system has both an internal combustion engine and a motor/generator. The vehicle is controlled in response to the combination of states of five control parameters of the vehicle: polarity of the MG (positive or negative), relative rotor/stator speed, fueling of engine (on or off), clutch (on or off), and transmission shift position (drive, reverse, park). A control unit receives data from the vehicle representing these states, and determines an associated control mode. In at least one of the control modes, the engine both drives the vehicles and provides power to the generator.06-03-2010
20080249676BRAKING FORCE CORRECTING METHOD FOR ELECTRIC GOLF CAR AND ELECTRIC GOLF CAR EMPLOYING THE CORRECTING METHOD - If a user applies a brake system while an electric vehicle that includes a battery is moving and it is confirmed that the user is not simultaneously applying the accelerator, a comparison is made between an actual deceleration and an expected deceleration corresponding to the user demand sensed by the braking system. If the actual deceleration is lower than the expected deceleration, an amount of regenerative electric current supplied to the battery is increased to better correlate the expected deceleration and the actual deceleration.10-09-2008
20120296510HYBRID-TYPE CONSTRUCTION MACHINE - A hybrid-type construction machine includes: an engine to drive a variable-volume-type hydraulic pump; a plurality of hydraulic actuators driven by a hydraulic pressure from the variable-volume-type hydraulic pump; and a motor generator driven by an electric power from an electric power accumulator to assist the engine. A maximum output of the variable-volume-type hydraulic pump is equal to or larger than a maximum output of the engine. When operating by setting an output of the variable-volume-type hydraulic pump larger than the maximum output of the engine, the engine is assisted by the motor generator.11-22-2012
20110208378METHOD FOR OPERATING A HYBRID VEHICLE - An exemplary method for operating a hybrid vehicle in the event that there is a problem with an auxiliary power source, such as an internal combustion engine or a fuel cell. According to one embodiment, the method provides a power management scheme for a variety of situations where an auxiliary power source experiences a problem; this may include situations where an internal combustion engine runs out of fuel, where there is a mechanical or electrical malfunction, or any other instance where the auxiliary power source is unable to generate and/or provide electrical energy for the hybrid vehicle. The power management scheme conserves the vehicle's primary power source, which is typically a battery, in order to provide the hybrid vehicle with an extended driving range.08-25-2011
20110208382VEHICLE BATTERY DIAGNOSIS SYSTEM, AND VEHICLE - A vehicle battery diagnosis system diagnoses the state of use of a battery of a vehicle, and includes: an information accumulation portion that accumulates diagnostic information that includes a use condition regarding the battery; a control plan presentation portion that presents a plurality of control plans about the vehicle for increasing the service life of the battery on the basis of the diagnostic information; and an information changing portion that changes control information regarding the control of the vehicle which is retained in a vehicle-mounted ECU of the vehicle so that the control information corresponds to a control plan selected from the plurality of control plans.08-25-2011
20110208381METHOD AND SYSTEM FOR DETERMINING THE ABILITY OF A DRIVER OF A HYBRID VEHICLE AND VEHICLE EQUIPPED WITH SUCH A SYSTEM - A method is provided for determining the ability of a driver of a hybrid vehicle to recover, via at least one recovery device, a part of the kinetic energy of the vehicle during its deceleration. This method includes: a) determination of a braking power generated by the recovery device at a given point of time, during deceleration of the vehicle, or of the braking energy generated by the recovery device for a deceleration of the vehicle; b) determination of the braking power or of the braking energy dissipated by each braking or retarding device of the vehicle, apart from the recovery device, at said point of time, or during said deceleration; c) computation of the sum of the braking powers or of the braking energies determined in steps a) and b); and d) computation of the ratio of the braking power or energy determined in step a) on the braking powers or braking energies sum determined in step c). The vehicle is equipped with an arrangement to perform such a method.08-25-2011
20110270477NONAQUEOUS ELECTROLYTE TYPE SECONDARY BATTERY SYSTEM AND VEHICLE - A purpose is to provide a nonaqueous electrolyte type lithium ion secondary battery system, a control method, and a vehicle using the system, arranged to prevent unevenness of a salt concentration distribution in an electrolyte, avoiding an increase in internal resistance, thus improving endurance of the nonaqueous electrolyte type lithium ion secondary battery. For a measuring time (S11-03-2011
20080275600METHOD OF OPERATING A PLUG-IN HYBRID ELECTRIC VEHICLE - A method of operating a plug-in hybrid electric vehicle is provided including the steps of: A) determining whether the plug-in hybrid electric vehicle is receiving power from an external power source; B) disabling the operation of the plug-in hybrid electric vehicle and executing a thermal program if the plug-in hybrid electric vehicle is receiving power from the external power source, wherein the thermal program includes charging a high voltage battery and monitoring the state of charge of the high voltage battery; C) determining if the plug-in hybrid electric vehicle continues to receive power from the external power source; and D) enabling operation of the plug-in hybrid electric vehicle if the plug-in hybrid electric vehicle is no longer receiving power from the external power source.11-06-2008
20110144848DRIVE UNIT AND CONTROL APPARATUS THEREOF - A drive unit is provided. The drive unit forms a power transmitting path that includes a driving shaft between a wheel/tire assembly and a driving power source provided separately for each wheel/tire assembly, and transmits power via the driving shaft. The drive unit has a weak portion, which is less durable than any other portion in the power transmitting path with respect to external force applied to the wheel/tire assembly, formed on the driving shaft.06-16-2011
20110144847DRIVING SUPPORT DEVICE, METHOD, AND PROGRAM - Driving support devices, methods, and programs determine a target position ahead of a vehicle and a target vehicle speed at the target position. The devices, methods, and programs divide a section between a deceleration start position to start deceleration of the vehicle and the target position into a plurality of sections and set target charging electric power to different values for respective sections forming the plurality of sections to reduce a speed of the vehicle to the target vehicle speed at the target position. The devices, methods, and programs control an electric generator installed in the vehicle to generate the regeneration brake in the respective sections forming the plurality of sections based on the set charging electric power values and charge the battery with the target charging electric power generated in each of the respective sections.06-16-2011
20110144846METHOD OF OPERATING AN AUXILIARY ELECTRIC PUMP - A method for operating a hydraulic system of an automatic transmission, in particular in a hybrid drivetrain, in which the hydraulic system comprises a main pump that is powered by an internal combustion engine and/or an electric drive motor, an electric auxiliary pump and a system pressure valve for setting a system pressure, to ensure various operating functions. In addition to the main pump, the electric auxiliary pump also supplies the hydraulic system with a volume flow of an operating medium. The loading of the electric auxiliary pump is determined in an electronic control unit with regard to the value of the system pressure and the loading of the electric auxiliary pump is limited, by the electronic control unit, with regard to the selected operating function.06-16-2011
20100131134Self Sustaining Electric Engine Enhancement (SSEEE) - The Self-Sustaining Electric Engine Enhancement (SSEEE) specification modifies the process by which electric car engines consume and replenish electric power and dramatically extends the distance a car can travel before the need for pit stops to recharge the energy source, i.e., batteries, fuel cells, etc. It introduces a hot swappable configuration of battery/fuel cells to allow for quick exchange for a charged fuel source. It changes the process by which batteries or any fuel source is utilized. It introduces an intelligent device that controls access to batteries for both consumption and replenishment. It adds a charging device to the electric vehicle for a self-sustained power source. It eliminates the need in hybrid engines to have the entire engine be fueled by gas or biofuel—only the Charger(s) will be powered by gas/biofuel. Finally, it adds high availability and scalability enhancements to the existing electric car power processes to allow for continuous operations of the vehicle in the case of some component failures. It's a marriage of Information Technology and Electric Car paradigms.05-27-2010
20110144845MOBILE DEVICE - In the case where a temperature allowance of one translational mechanism of a plurality of the translational mechanisms (the electric motors 06-16-2011
20110144844ELECTRIC VEHICLE, MANAGEMENT APPARATUS, AND DRIVE MANAGEMENT METHOD - There is provided an electric vehicle including a battery that stores power, a connection unit that is to be connected a charger that communicates with a management device capable of reading identification information specific to each electric vehicle from a security token brought into proximity or in contact, a driving prohibition unit that prohibits operation of a driving mechanism in a case predetermined processing relating to charging of the battery is started after the charger is connected to the connection unit, and a driving permission unit that permits operation of the driving mechanism after the identification information of the electric vehicle is read from the security token by the management device.06-16-2011
20110144842DC-TO-DC CONVERTING APPARATUS WITH COMMUNICATION FUNCTION FOR VEHICLE - A DC-to-DC converting apparatus with communication function for a vehicle is applied to an electric vehicle or a hybrid vehicle. The electric vehicle or the hybrid vehicle includes a vehicle control system. The DC-to-DC converting apparatus with communication function for a vehicle includes a DC-to-DC converter, a control circuit is electrically connected to the DC-to-DC converter, and a system communication interface is electrically connected to the control circuit and the vehicle control system. The working status of the DC-to-DC converter is detected by the control circuit and is informed to the vehicle control system through the system communication interface. The control circuit is controlled to control the DC-to-DC converter by the vehicle control system through the system communication interface.06-16-2011
20110144841ELECTRONIC BIKE INTEGRATED SUPPLEMENTAL MOTOR SYSTEM - An integrated supplemental motor system for e-bikes incorporates a motor stator carried by a fixed axle with a torroidal cavity surrounding the axle. A motor rotor for interaction with the stator is supported by a motor casing rotatable on a plurality of bearings carried by the fixed axle. A torque member is concentrically carried within the torroidal cavity and has a first attachment engaged to a gear cluster for force input and a second resilient attachment for engagement to the motor casing. The torque member is urged by the gear cluster from a first no force position resiliently through a range of motion to a second maximum force position. A first element connected to the torque member has a set of first signal generation interfaces and a second element connected to the motor case has an equal set of second signal generation interfaces. The first and second signal generation interfaces are spaced in relation to the range of motion of the torque member. A sensor detects the consecutive first and second signal generation interfaces. A controller connected to the sensor receives a speed input and an effort input and provides a stator actuation current proportional to the spacing of the detected first and second signal generation interfaces.06-16-2011
20110144840Expandable Energy Storage Control System and Method - An expandable energy storage system for a hybrid electric vehicle has one or more energy storage modules each including a plurality of energy storage cells and a module controller, and a system controller which communicates with the module controller or controllers of the one or more energy storage modules via a controller communication bus and which is powered by the vehicle's low voltage power supply. Each module controller communicates with the energy storage cells in the associated module via an energy storage cell communication link, and is powered by the energy storage cells in the associated module. The system controller communicates with the hybrid electric vehicle via the vehicle communication bus. The modular design provides an energy storage system which can be expanded by connecting additional energy storage modules to the system.06-16-2011
20110144837HYBRID ACCESSORY POWER MODULE SHEDDING FOR HIGH VOLTAGE BATTERY PROTECTION - A method of controlling a hybrid powertrain of a vehicle includes lowering a target voltage set point of a low voltage battery to a temporary voltage set point to reduce the overall power required by the accessory power module when a requested voltage from a vehicle accessory draws the voltage of the low voltage battery below the target voltage set point. The temporary voltage set point gradually increases over time until equal to the target voltage set point, allowing sufficient time for a high voltage battery to provide the required power for the accessory power module or for an electric motor/generator to generate the current required by the accessory power module.06-16-2011
20110144839ENERGY CONSUMPTION COMPARISON METHOD - A method and system for determining comparative performance of an alternative fuel vehicle, such as an electric or hybrid vehicle, based on actual use of an existing gasoline or diesel fuel vehicle. The method includes obtaining trip data from an existing vehicle, determining performance metrics of the vehicle based on the trip data, determining simulated performance metrics of an alternative fuel vehicle based on the trip data, comparing the performance metrics of the existing vehicle and the simulated performance metrics of the alternative fuel vehicle, and presenting the comparison to the operator.06-16-2011
20110144838FUEL ECONOMY WITH A DUAL OVERHEAD CAM ENGINE AND A STRONG HYBRID - A method for controlling a powertrain includes operating an engine substantially at wide open throttle, monitoring an output torque request, controlling the engine input torque by controlling a valve overlap setting for a cylinder of the engine based upon the output torque request wherein controlling the valve overlap setting for the cylinder modulates a residual burnt gas fraction within the cylinder utilizing at least one of an extended low slope portion of an exhaust valve closing curve and an extended low slope portion of an intake valve opening curve, and controlling an electric machine input torque based upon the output torque request and a time-lag difference between the output torque request and the controlled engine input torque.06-16-2011
20080228334Hybrid vehicle and control method thereof - During execution of an auto cruise function, in response to selection of a power mode, when an measured accelerator opening Acc is less than a preset opening Accref, a hybrid vehicle of the invention sets a power mode cancellation flag Fpmc to 1 and a power mode enabling flag Fpm to 0 (steps S540 and S550). This prohibits the use of an accelerator opening setting map in the power mode for execution of the auto cruise function. In the power mode, in response to an instruction for enabling the auto cruise function, the hybrid vehicle keeps the power mode enabling flag Fpm to the setting of 1 (step S560) as long as the measured accelerator opening Acc is not less than the preset opening Accref. This allows the use of the accelerator opening setting map in the power mode for execution of the auto cruise function.09-18-2008
20080288132METHOD OF OPERATING VEHICLE AND ASSOCIATED SYSTEM - A method of operating a vehicle having an electric drive is provided. The method includes defining a first zone and a second zone. The first zone has an associated first characteristic and the second zone has an associated second characteristic that differs from the first characteristic. The method further includes switching an operating mode of a vehicle from a first operating mode in the first zone to a second operating mode in the second zone in response to the vehicle translating from the first zone to the second zone. Associated vehicles and systems are provided also.11-20-2008
20090265052CONTROL DEVICE FOR VEHICLE, HYBRID VEHICLE, METHOD OF CONTROLLING VEHICLE, PROGRAM FOR CAUSING COMPUTER TO EXECUTE THE METHOD OF CONTROLLING THE VEHICLE, AND COMPUTER-READABLE RECORDING MEDIUM RECORDING THE PROGRAM - A control device includes a target rotation speed determination unit that determines a target rotation speed of an engine, a filtering process unit that receives an output of the target rotation speed determination unit, changes the received output such that the target rotation speed changes gently, and outputs the changed output, a property switching control unit that switches properties of the filtering process unit in accordance with a vehicle state, and a first torque value calculation unit that calculates a target torque of a motor generator in accordance with a difference between the output of the filtering process unit and an actual rotation speed of the engine. Preferably, the property switching control unit increases a time constant of the filtering process in accordance with a shift switch instruction to switch a vehicle state from a traveling state to a neutral state.10-22-2009
20120296508ELECTRIC PROPULSION SYSTEM FOR VEHICLES - A propulsion system (11-22-2012
20090319111Digital Input/Output Control Device for Electric Vehicles - A digital input/output control device for an electric car or motorcycle is disclosed. The device includes a digital signal processor for analyzing, operating and judging data, a communication interface for allowing the digital signal processor to transmit and receive data therethrough, a status display for receiving data from the digital signal processor as an interface of data showing, and at least one input/output device for connecting other apparatuses to communicate with the digital signal processor through the communication interface.12-24-2009
20090319108ELECTRICITY STORAGE CONTROL APPARATUS AND METHOD OF CONTROLLING ELETRICITY STORAGE - An electricity storage control apparatus that controls an electricity storage device mounted on a vehicle includes control device that changes a target state of charge, which is used as the target of a state of charge of the electricity storage device, and calculating device that calculates an amount of decrease in voltage across the electricity storage device caused as the vehicle is operated. The control device increases the target state of charge if a decreased voltage value, which is lower than a reference voltage value of the electricity storage device by the voltage decrease amount calculated by the calculating device, is equal to or lower than a threshold.12-24-2009
20090319107HYBRID VEHICLE,CONTROL METHOD OF HYBRID VEHICLE, AND COMPUTER READABLE RECORDING MEDIUM RECORDING PROGRAM FOR CAUSING COMPUTER TO EXECUTE CONTROL OF HYBRID VEHICLE - When curve determine signal from a navigation apparatus is activated, a learning portion learns driver's characteristics based on an accelerator pedal opening degree signal, and outputs the result of learning in association with a user ID from the navigation apparatus to a storage portion. A threshold value changing portion reads a learned value corresponding to the user ID from the storage portion, and based on the learned value, changes a threshold value for switching that is used by a traveling control portion. The traveling control portion switches between traveling modes based on a result of comparison between traveling power and the threshold value for switching.12-24-2009
20100138087ON-VEHICLE EQUIPMENT CONTROL SYSTEM AND VEHICLE - A power supply device for a vehicle that is chargeable from an external power supply (06-03-2010
20120296509CONTROL DEVICE AND METHOD FOR VEHICLE - If an electric oil pump fails when an engine automatically stops under predetermined conditions, a gear that has been in engagement when the engine is automatically stopped is automatically disengaged and a clutch is automatically disengaged to thereby bring a transmission into a neutral state, and thereafter the engine is compulsorily re-started. After a sufficient hydraulic pressure of working fluid supplied to the transmission by activation of a mechanical oil pump accompanied by compulsory re-starting of the engine is secured, the disengaged gear and clutch are re-engaged. This eliminates a clutch engagement shock or clutch slipping due to an insufficient hydraulic pressure caused by a fault of the electric oil pump if it is necessary to compulsorily re-start the engine immediately after an automatic engine stop accompanying failure of the electric oil pump. Thus, a reduction in durability of the transmission is prevented.11-22-2012
20120296505FUEL CELL VEHICLE - A FC vehicle includes a long distance hill climbing detector for detecting long distance hill climbing and a controller for, in the case where the long distance hill climbing detector detects the long distance hill climbing, controlling the allocation amount of electric power outputted from an FC such that the allocation amount is larger than the allocation amount before the detection of the long distance hill climbing.11-22-2012
20080281480CONTROL APPARATUS FOR ELECTRIC VEHICLES - A motor control unit controls the input electric power of a MG unit to thereby suppress variations of a system voltage and stabilize the system voltage. The torque control of an AC motor and the input electric power control of the MG unit are executed independently from each other, so that the torque control and the input electric power control are stabilized. Further, torque variation zeroing control for correcting a phase of a pulse waveform voltage is executed so that a difference between a first estimated torque computed based on a torque control detection current vector of the AC motor and a second estimated torque computed based on a detection motor current vector is reduced to zero. Thus, uncomfortable torque variation is suppressed in a transient condition of the input electric power control of the MG unit.11-13-2008
20080281479METHOD OF OPERATING PROPULSION SYSTEM - A method is provided that includes propelling an electrically driven vehicle at a first, slower speed, and potentially high torque by supplying electricity at a first, lower voltage from an energy storage device to a second electric motor; and includes propelling the vehicle at a second, faster speed, and moderate torque by supplying electricity at a second, higher voltage from an engine-driven generator to a first electric motor. Another method includes propelling an electrically driven vehicle by supplying electricity from an engine-driven generator to a first electric motor; and generating electricity at a second electric motor to charge an energy storage device. Corresponding systems for implementing the method are provided.11-13-2008
20110208380Transmission Temperature Sensing and Control - As one example approach, temperature indications from transmission actuators are used to control the actuators and transmission shifting. For example, temperature differences among the different actuators can be used to provide improved relative timing and actuation levels and thus improved shifting control.08-25-2011
20100145560HYBRID VEHICLE AND METHOD FOR CONTROLLING HYBRID VEHICLE - An EV priority switch is configured to allow a user to request a change between an EV priority mode and an HV mode. If an SOC of a power storage device is less than a first threshold value when the change to the HV mode is requested from the EV priority switch during the EV priority mode, an ECU changes the running mode to attain the HV mode and controls the SOC to be close to the SOC at the moment of a request for the change to the HV mode. If the SOC is greater than or equal to the first threshold value, the ECU maintains the EV priority mode. If the SOC reaches a second threshold value less than the first threshold value, the ECU forcefully changes the running mode to attain the HV mode.06-10-2010
20100138090HYBRID VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle 06-03-2010
20100138092Battery charging time optimization system - A system for optimizing battery pack charging is provided. In this system, during charging the coupling of auxiliary systems (e.g., battery cooling systems) to the external power source are delayed so that the battery pack charge rate may be optimized, limited only by the available power. Once surplus power is available, for example as the requirements of the charging system decrease, the auxiliary system or systems may be coupled to the external power source without degrading the performance of the charging system.06-03-2010
20100138091APPARATUS AND METHOD FOR CONTROLLING ENERGY FEEDBACK FOR ELECTRIC VEHICLE - The present invention discloses an apparatus and method for controlling energy feedback for electric vehicles. The method includes: acquiring an accelerator-pedal travel value, a brake-pedal travel value and a current vehicle speed value; determining whether the brake-pedal travel value is equal to 0%, and calculating a feedback torque based on the current vehicle speed value and the brake-pedal travel value if the brake-pedal travel value is not equal to 0%; or comparing the accelerator-pedal travel value with a given feedback value if the brake-pedal travel value is equal to 0%; and calculating a feedback torque based on the current vehicle speed value if the accelerator-pedal travel value is not greater than the given feedback value; and converting mechanical energy generated by the feedback torque T into electric energy, and transmitting the electric energy to battery of the electric vehicle for storing. According to the present invention, the endurance mileage of electric vehicle may he effectively prolonged and the utilization efficiency of battery is improved.06-03-2010
20100138088INFORMATION SYSTEM USING VEHICLE, CHARGING DEVICE AND VEHICLE - A vehicle is configured to be rechargeable from a charging station through a charging cable. The charging cable is configured to allow supply of electric power from the charging station to the vehicle. A house is configured to allow transmission of physiological data of a vehicle user gathered at the house to the vehicle through the charging station and the charging cable. The vehicle is configured to allow receipt of physiological data of the vehicle user transmitted from the house through the charging cable to control on-vehicle equipment based on the received physiological data.06-03-2010
20100138086CONTROL APPARATUS FOR POWER TRANSMISSION SYSTEM OF HYBRID VEHICLE - A stop range changing unit changes an engine stop range, which is a cruise range in which an operation of an engine is stopped, based on a type of fuel that is burned in the engine and that is determined by a fuel type determination unit. Therefore, the engine is stopped or started up under a cruise condition that suits the fuel type. Accordingly, even if start-up performance of the engine varies due to variation of the fuel type, unfavorable effects of the variation in the start-up performance of the engine on a smooth motion of a hybrid vehicle is alleviated.06-03-2010
20120197475HYBRID VEHICLE - A hybrid vehicle is driven by a power unit which includes: a first rotating machine including a first rotor, a first stator, and a second rotor, wherein the number of magnetic poles generated by an armature row of the first stator and one of the first rotor and the second rotor are connected to a drive shaft; a power engine, wherein an output shaft of the power engine is connected to the other of the first rotor and the second rotor; a second rotating machine; and a capacitor. The hybrid vehicle includes: a state detector that detects a charge state of the capacitor; and a controller that controls the power unit. The controller controls the output of the power engine, based on a remaining capacity of the capacitor when driving the power engine in order to start the hybrid vehicle. Accordingly, it is possible to achieve reduction in the size and cost of the power unit and enhance the driving efficiency of the power unit.08-02-2012
20120197473 POWER ASSISTING SYSTEM - The present invention relates to a modular power assisting system. In particular the present invention relates to a modular electric power assisting system that is adaptable to a vehicle/engine driven system so as to be operated/powered by electric system and/or its original power system. The synergistic combination of the motor system; motor control system and energy storage device coupled to the regenerative braking system of the present invention enables the power assisting system of the present invention to adapt to the vehicle/engine without involving substantial modifications in engine, power train, drive train and vehicle. The engine and electric motor exploits advantages of each of the power source based on the operating conditions of the vehicle/engine driven system by selectively responding to the engine's power demands so as to enhance fuel efficiency, reduce undesirable emissions and provide better drivability.08-02-2012
20100274426METHOD FOR MANAGING FUEL CONSUMPTION OF A HYBRID VEHICLE AND VEHICLE ADAPTED TO SUCH A METHOD - This method is for managing fuel consumption of a hybrid vehicle on a given trip, the vehicle including an internal combustion engine, an electric energy storage arrangement and at least an electric machine adapted to work as a generator or as a motor. This method includes: 10-28-2010
20100145559METHOD FOR PROVIDING IMPROVED DRIVEABILITY FOR A VEHICLE - A method for controlling torque delivery in a vehicle powertrain using an enhanced limited operating strategy. The strategy is implemented when a powertrain controller fails to respond properly to a driver command for traction wheel torque whereby a modified wheel torque at vehicle traction wheels under driver control is made available.06-10-2010
20100274425METHOD AND DEVICE FOR FAILSAFE CONTROL OF AN ALTERNATOR/STARTER SYSTEM OF THE MICRO-HYBRID TYPE, AND CORRESPONDING MICRO-HYBRID SYSTEM - A method is implemented in a vehicle having an electronic control unit (10-28-2010
20080234885CONTROL APPARATUS FOR HYBRID VEHICLE DRIVE SYSTEM - A control apparatus for a hybrid vehicle drive system including (a) an engine, (b) an electrically controlled differential portion having an input shaft connected to the engine, an output shaft, a differential mechanism, and an electric motor which is operatively connected to a rotary element of the differential mechanism and an operating state of which is controlled to control a differential state between rotating speeds of the input and output shafts, (c) a hydraulically operated automatic transmission portion which constitutes a part of a power transmitting path between the electrically controlled differential portion and a drive wheel of a hybrid vehicle, (d) a hydraulic control unit for controlling the hydraulically operated automatic transmission portion, (e) a mechanical oil pump operable by the engine to deliver a pressurized working fluid to the hydraulic control unit, and (f) an electric oil pump electrically operated independently of the mechanical oil pump, to deliver a pressurized working fluid to the hydraulic control unit, the control apparatus including a hybrid-drive-system starting portion configured to operate the engine, upon starting of the hybrid vehicle drive system, for operating the mechanical oil pump to deliver the pressurized working fluid of a predetermined pressure to the hydraulic control unit.09-25-2008
20100274424VEHICLE CONTROL APPARATUS - A control apparatus for a vehicle that includes an internal combustion engine, a fuel tank, a canister trapping vaporized fuel from the fuel tank, an open-close valve provided in a passage connecting an intake passage of the engine to the canister, a generator driven by the engine to generate electric power, a battery storing electric power generated by the generator, and a motor driven by electric power discharged from the battery, and that runs using driving force from at least any one of the engine and the motor, includes: a determination unit determining whether to control the open-close valve to introduce the trapped fuel into the intake passage; and a charge and discharge controller executing changes any one of the rate of charging of the battery and the rate of discharging of the battery when the determination unit determines to introduce the trapped fuel into the intake passage.10-28-2010
20090088915VEHICLE ASSISTANCE SYSTEM - There is disclosed a vehicle assistance system including an assistance vehicle provided with a power source; an assisted vehicle driven by power; and an electric cable which electrically connects the assistance vehicle to the assisted vehicle, wherein the power of the power source is supplied from the assistance vehicle to the assisted vehicle via the electric cable.04-02-2009
20110208379HYBRID DRIVE SYSTEM - A hybrid drive system (08-25-2011
20090118885SYSTEM ARCHITECTURE FOR A BLENDED BRAKING SYSTEM IN A HYBRID POWERTRAIN SYSTEM - An engine and a second power generating device transmit power through a transmission to a driveline to a wheel. A control module determines a regenerative braking axle torque capacity and a regenerative braking torque. Power output from the second power generating device is controlled based upon a regenerative braking axle torque request. A brake control module determines a total braking torque request and generates the regenerative braking axle torque request based upon the total braking torque request, the regenerative braking axle torque capacity, and the regenerative braking torque. The brake control module controls a friction brake.05-07-2009
20090118884METHOD FOR CONTROLLING A POWERTRAIN SYSTEM BASED UPON TORQUE MACHINE TEMPERATURE - A powertrain system includes an engine coupled to an input member of a transmission device operative to transmit torque between the input member and a torque machine and an output member. The torque machine is connected to an energy storage device. A method for controlling the powertrain system include monitoring a temperature of the torque machine, selecting a candidate powertrain system operating point, determining an electrical power input and a motor power output of the torque machine for the candidate powertrain system operating point, determining a power loss for the torque machine associated with the motor power output of the torque machine and the electrical power input, and determining operating costs for operating the powertrain system at the candidate powertrain system operating point associated with the power loss from the torque machine and based upon the temperature of the torque machine.05-07-2009
20090118879METHOD FOR PREDICTING AN OPERATOR TORQUE REQUEST OF A HYBRID POWERTRAIN SYSTEM - A method for controlling a hybrid powertrain system based upon a predicted speed of an output member, a predicted operator torque request, and a predicted accelerator pedal position is disclosed. The method comprises predicting the accelerator pedal position based upon a monitored accelerator pedal position and a filtered accelerator pedal position, predicting the speed of an output member based upon a monitored speed of the output member, and predicting the operator torque request based upon the predicted speed of the output member and the predicted accelerator position.05-07-2009
20090082914Electric motor and conversion system for manually powered vehicles - An electric motor and conversion system converts a manually powered vehicle such as a bicycle to an electric vehicle. The electric motor includes a direct current power source, a rotor with two sides and two series of permanent magnets alternating in polarity, two stators on opposing sides of the rotor where each stator has a series of winding coils, magnet position identifiers, and a control system. The rotor and stators are generally annular with a gap that enables the motor to be installed on the rear axle of a bicycle near the rear wheel. Preferably, the number of magnets on the rotor does not equal the number of winding coils on the stators. The control system includes a sensor that records input from the magnet position identifiers and a microcontroller to process the input and to individually control winding drivers to precisely regulate the operation of the motor in response to the input. The magnet position identifiers preferably are a series of apertures on the rotor through which signals pass, such as light passing from a light source on one stator to the sensor. A connector attaches the rotor to the rear axle so that when the rotor rotates, the rear wheel also rotates. The conversion system can also include a removable throttle and electric cables for electrically connecting all of the components. The control system and microcontroller can additionally detect signals from the throttle and adjust the speed of the rotor accordingly.03-26-2009
20100004806Vehicle, Controller for the Vehicle, and Method of Controlling the Vehicle - An ECU includes: a feedforward torque calculation unit for calculating a feedforward term of torque which reduces vibrations of a vehicle, by inputting a sum of a first requested driving force, which is identified as torque requested by a driver, and brake force into a vehicle model; a feedback torque calculation unit for calculating a feedback term of the torque which reduces vibrations of the vehicle, by inputting second requested driving force calculated from a revolution speed of wheels into the vehicle model; a second driving force calculation unit for calculating driving force to be achieved by an MG, by subtracting driving force to be achieved by an engine and an MG from a sum of the first requested driving force, the brake force, and the feedforward term and the feedback term of the torque which reduces vibrations of the vehicle; and an MG control unit for controlling MG to achieve the calculated driving force.01-07-2010
20090132108METHOD FOR LIMITING SETPOINT TORQUES DURING ENGINE CONTROL - A method for controlling a motor vehicle drive, in particular a hybrid drive, is provided, the motor vehicle drive having at least two individual motors. In a first method step, at least one total setpoint torque is calculated. In a second step, the at least one total setpoint torque is split into at least two individual setpoint torques of the at least two individual motors. Subsequently, in a first individual torque comparison step, the sum of the at least two individual setpoint torques is compared with the total setpoint torque. In the event of a difference by more than a predefined tolerance value, a limitation step is initiated. In this limitation step, the at least two individual setpoint torques are each multiplied by a limiting factor to generate at least two limited individual setpoint torques.05-21-2009
20090118888METHOD FOR CONTROLLING REGENERATIVE BRAKING IN A VEHICLE - A vehicle includes a friction braking system and a powertrain system including a torque machine operative to react tractive torque input from a wheel of the vehicle. A method for controlling braking in a vehicle includes monitoring operation of the powertrain system, determining a driver intended total brake torque, determining a regenerative braking capacity based upon the operation of the powertrain system, determining a regenerative braking request based upon a time-rate change in the regenerative braking capacity, and determining a motor torque command for the torque machine based upon the regenerative braking request.05-07-2009
20090118887METHOD FOR CONTROLLING REGENERATIVE BRAKING AND FRICTION BRAKING - A vehicle includes a powertrain system and a friction braking system communicating tractive torque with a driveline, the powertrain system including a torque machine, and an energy storage device connected to the torque machine, said torque machine communicating tractive torque with the driveline. A method for controlling regenerative braking and friction braking includes monitoring a vehicle operating point, determining a braking torque request, determining a regenerative braking motor torque ratio based upon the vehicle operating point wherein the regenerative braking motor torque ratio is non-linearly dependent on the vehicle operating point, and actuating the friction brake based upon the regenerative braking motor torque ratio and the braking torque request.05-07-2009
20090118886METHOD OF OPERATING A VEHICLE UTILIZING REGENERATIVE BRAKING - A vehicle includes a powertrain system and a friction braking system, the powertrain system including a hybrid transmission operative in one of a fixed gear operating range state and a continuously variable operating range state to transmit torque between an input member and a torque machine and an output member coupled to a driveline. A method for operating the vehicle includes monitoring operator inputs to an accelerator pedal and a brake pedal, monitoring vehicle speed, maintaining the transmission in a present operating range state subsequent to the operator disengaging the accelerator pedal absent the operator engaging the brake pedal, transitioning the transmission device to a continuously variable operating range state subsequent to the operator disengaging the accelerator pedal and the operator engaging the brake pedal, executing regenerative braking by controlling the torque machine to react torque through the transmission to brake the vehicle through the driveline when the operator engages the brake pedal and the speed of the vehicle is greater than a first threshold, and disabling the regenerative braking when the operator disengages the brake pedal and subsequently reengages the brake pedal when the speed of vehicle is less than a first threshold and greater less than a second threshold.05-07-2009
20090118883METHOD FOR OPERATING AN ENGINE IN A HYBRID POWERTRAIN SYSTEM - An engine and an electric machine are operative to communicate tractive power with a transmission device to control output power to an output member. The electric machine is electrically coupled to an energy storage device. A method for controlling the engine and electric machine includes monitoring an operator request for power, monitoring a state of charge of the energy storage device, determining an operating cost for each of a plurality of candidate engine operating points based on the operator request for power and the state of charge of the energy storage device; and operating the engine at the candidate engine operating point having a preferred operating cost.05-07-2009
20090118880METHOD FOR PREDICTING A SPEED OUTPUT OF A HYBRID POWERTRAIN SYSTEM - A method for controlling a powertrain includes determining an operator torque request, determining a time-based derivative of the operator torque request, determining a first future time, and predicting a change in the operator torque request based upon the operator torque request, the time-based derivative of the operator torque request, and the first future time.05-07-2009
20090118878Method for controlling electric oil pump for hybrid electric vehicle - The present invention provides a method for controlling an electric oil pump for an HEV having an automatic transmission and capable of operating in an electric vehicle (EV) mode by a clutch between an engine and a drive motor, which can provide an efficient power control of the system and satisfy system requirements such as a rapid response with the operation of an external oil pump during initial start-up and during running of the vehicle.05-07-2009
20090187298VEHICLE PROPULSION ARRANGEMENT - An example vehicle propulsion arrangement includes a planetary gear differential. A first branch of the planetary gear differential is rotatably connected to a first source of rotation. A second branch of the planetary gear differential is rotatably connected to a second source of rotation. A third branch of the planetary gear differential is rotatably connected to a vehicle drive axle. The first branch, the second branch, or both, rotate the third branch of the planetary gear system to rotate the vehicle drive axle.07-23-2009
20130218379Methods and Apparatus for Predicting a Driver Destination - A computer implemented trip-planning method includes accessing one or more destination elements of a matrix of driver information, the accessing based at least in part on a trip start time and day of week. Each accessed element has a probability associated therewith, indicating the likelihood of the element being the destination at which a vehicle trip will end, based at least the start time and day of week. The method also includes selecting, from the one or more elements, a destination having the highest probability of being the destination at which the vehicle trip will end. Further, the method includes utilizing the selected destination as an end destination for the purposes of trip planning.08-22-2013
20090177345Hybrid vehicles - A hybrid vehicle comprises an internal combustion engine, a traction motor, a starter motor, and a battery bank, all controlled by a microprocessor in accordance with the vehicle's instantaneous torque demands so that the engine is run only under conditions of high efficiency, typically only when the load is at least equal to 30% of the engine's maximum torque output. In some embodiments, a turbocharger may be provided, activated only when the load exceeds the engine's maximum torque output for an extended period; a two-speed transmission may further be provided, to further broaden the vehicle's load range. A hybrid brake system provides regenerative braking, with mechanical braking available in the event the battery bank is fully charged, in emergencies, or at rest; a control mechanism is provided to control the brake system to provide linear brake feel under varying circumstances.07-09-2009
20090143930HYBRID ELECTRIC VEHICLE - A hybrid electric vehicle and method for controlling a hybrid electric vehicle are disclosed. The method may include determining a vehicle operating condition of a hybrid electric vehicle, determining at least a phase of a primary alternating current, determining at least a phase of a driving current to be supplied to a motor of the hybrid electric vehicle on the basis of said operating condition, determining whether or not a phase of said primary alternating current is the same as a phase of a driving current, and supplying at least part of said primary alternating current from a generator to the motor via a second feed circuit when the phase of said primary alternating current is the same as the phase of said driving current.06-04-2009
20090143929Multi-mode charging system for an electric vehicle - A method and apparatus that allows the end user to optimize the performance of an all-electric or hybrid vehicle and its charging system for a desired mode of operation is provided. The system of the invention includes multiple charging/operational modes from which the user may select. Each charging/operational mode controls the cut-off voltage used during charging and the maintenance temperature of the battery pack.06-04-2009
20090259356AC Drive System For Electrically Operated Vehicle - A drive system is provided for a utility vehicle and includes an alternating-current (AC) motor for providing a drive torque. An AC motor controller receives a battery voltage signal, throttle pedal position signal, brake pedal position signal, key switch signal, forward/neutral/reverse (FNR) signal, and run/tow signal indicative of the utility vehicle being configured to be driven and being configured to be towed. The AC motor controller generates an AC drive signal for the AC motor, wherein the AC drive signal is based on the battery voltage signal, throttle pedal position signal, brake pedal position signal, key switch signal, FNR signal, and run/tow signal.10-15-2009
20090259354ENERGY ECONOMY MODE USING PREVIEW INFORMATION - A method for improving energy efficient operation of a vehicle includes monitoring vehicle operating characteristics, modeling operation of the vehicle by utilizing the vehicle operating characteristics to estimate energy consumption rates of the vehicle across an allowable vehicle operating range, and generating a control output to the vehicle on the basis of the energy consumption rates.10-15-2009
20110224855METHOD FOR RUNNING A DRIVE LINE - A method for operating a powertrain of a motor vehicle may comprise: providing a powertrain comprising an automatic transmission arranged between a drive unit and an axle drive, wherein an input shaft of the automatic transmission is connected with the drive unit by means of a controllable clutch and an output shaft is connected with the axle drive, and wherein the powertrain comprises also a gearbox-sided, transient auxiliary drive that is selectively connected for activating or engaging a gearbox-sided connecting point or disconnected for deactivating or disengaging from the connecting point; determining, when the gearbox-sided transient auxiliary output is activated or engaged, a load to be borne at the performance of a gearshift; and specifying, depending on the determined load, whether the gearshift is going to be performed and what synchronous elements of the powertrain are being used to perform the gearshift.09-15-2011
20090012664Utilization of navigation information for intelligent hybrid operating strategy - A system for operating an hybrid vehicle is described. The system includes an hybrid operating strategy module for controlling hybrid operating functions of the vehicle based on input data, a navigation system providing vehicle routing input data to the hybrid operating strategy module, and a traffic information system providing traffic information input data to the hybrid operating strategy module. The hybrid operating strategy module determines electric portions of the vehicle route for charging batteries of the vehicle and inner portions of the vehicle route for prioritizing electric driving.01-08-2009
20110224858CONTROL SYSTEM FOR EQUIPMENT ON A VEHICLE WITH A HYBRID-ELECTRIC POWERTRAIN - A vehicle having a hydraulic hybrid powertrain comprises a power take off unit, a hydraulic pump, a hydraulic accumulator, an accumulator isolation valve, an accumulator solenoid, and a vehicle hydraulic component. The hydraulic pump mechanically connects to the power take off unit and is driven by the power take off unit. The hydraulic accumulator is disposed in fluid communication with the hydraulic pump and receives and stores pressurized hydraulic fluid from the hydraulic pump. The accumulator isolation valve has a first position and second position. The accumulator isolation valve is disposed in fluid communication with the hydraulic accumulator. The accumulator solenoid connects to the accumulator isolation valve and positions the accumulator isolation valve to the first position and the second position. The vehicle hydraulic component is disposed in fluid communication with the accumulator isolation valve and the hydraulic accumulator.09-15-2011
20110224853METHOD FOR DIAGNOSING AN OPERATING STATUS OF A DRIVE DEVICE, AND DIAGNOSTIC DEVICE AND DRIVE SYSTEM - In a method for diagnosing an operating status of a drive device in a drive system of a motor vehicle having at least two drive devices configured as an electric machine and an internal combustion engine, and having at least one separating clutch which couples the drive devices in an adjustable way, setpoint rotational speeds of the drive devices are set to predetermined values and the operating status is determined from the resulting actual rotational speed of the one drive device.09-15-2011
20090024263ASSOCIATION OF TORQUE REQUESTING MODULES IN A COORDINATED TORQUE ARCHITECTURE - A powertrain control system for a vehicle includes a plurality of axle torque request modules that generate respective axle torque requests based on respective performance criteria of a vehicle, an axle torque arbitration module that generates a net axle torque request based on the plurality of axle torque requests, a plurality of propulsion torque request modules that generate respective propulsion torque requests based on respective performance criteria of an engine of the vehicle, a propulsion torque arbitration module that determines a net engine torque request based on the net axle torque request and the plurality of propulsion torque requests, and a propulsion torque control module that controls a plurality of actuators based on the net engine torque request such that the engine produces an output torque in accordance with the net engine torque request.01-22-2009
20090024264METHOD OF SMOOTHING NON-DRIVER-COMMANDED RESTARTS OF A HYBRID VEHICLE - A hybrid engine control system comprises a hybrid engine control module and a torque mitigation module. The hybrid engine control module selectively stops an internal combustion engine (ICE). The hybrid engine control module selectively starts the ICE based upon driver inputs and non-driver inputs. The torque mitigation module reduces torque transfer from the ICE to a driveline while the ICE is started based upon the non-driver inputs and maintains torque transfer from the ICE to the driveline while the ICE is started based upon the driver inputs. A method comprises selectively stopping an internal combustion engine (ICE); selectively starting the ICE based upon driver inputs and non-driver inputs; reducing torque transfer from the ICE to a driveline while the ICE is started based upon the non-driver inputs; and maintaining torque transfer from the ICE to the driveline while the ICE is started based upon the driver inputs.01-22-2009
20090024267Control Device of Vehicle and Vehicle - A vehicle includes a high-voltage battery, a socket for connection of a charging cable of an external power supply apparatus for charging the high-voltage battery, and a load for cooling and heating and a load for warming-up an engine that serve as in-vehicle loads receiving electric power from the high-voltage battery or an auxiliary machinery battery and controlled by a control device. The control device drives the in-vehicle electric load in response to disconnection of the charging cable from the socket. Preferably, the control device stops the in-vehicle electric load that has been driven when a prescribed stop condition is satisfied.01-22-2009
20090024262Hybrid Vehicle and Control Method Thereof - A hybrid vehicle is provided with means for setting a four-wheel drive condition which is a condition for switching from two-wheel drive to four-wheel drive, and an EV switch which, when turned on by an occupant of the vehicle, places the vehicle in an EV driving mode in which only an electric motor is used as the power source. The four-wheel drive condition setting means changes the four-wheel drive condition to reduce a region in which the vehicle operates in four-wheel drive when the EV switch is on as compared to when the EV switch is off. As a result, the vehicle operates in two-wheel drive more frequently, thus reducing power consumption.01-22-2009
20090198399Battery System for Vehicle, On-Vehicle Battery Module, and Cell Controller - A battery system for vehicle comprises a battery unit that is constituted with a plurality of serially connected cell groups each include a plurality of serially connected battery cells, integrated circuits that are each disposed in correspondence to one of the cell groups of the battery unit and each measure terminal voltages at the battery cells in the corresponding cell group, and a signal transmission path through which one of the integrated circuits is connected to another one of the integrated circuits or to a circuit other than that of the integrated circuits.08-06-2009
20090198397CONTROL DEVICE FOR MOBILE UNIT - An HV-ECU performs a step of detecting ans atmospheric pressure, a step of calculating a maximum value of a boost voltage corresponding to the atmospheric pressure by using a map, and a step of setting the maximum value as a system voltage value and controlling a DC/DC converter.08-06-2009
20090259355POWER MANAGEMENT OF A HYBRID VEHICLE - A system and method of determining and applying power split ratios to power sources within hybrid vehicles. The power split ratio is determined using a two-scale dynamic programming technique to achieve optimal state of charge depletion over the course of a trip. On the macro-scale level, a global state of charge profile is created for the entire trip. On the micro-scale level, the state of charge profile and accompanying power split ratio is recalculated at the end of each segment as the vehicle proceeds along the trip. Various trip modeling techniques are used to provide constraints for the dynamic programming.10-15-2009
20120095633ELECTRIC VEHICLE AND METHOD FOR CONTROLLING THE SAME - An electric wheelchair includes a body portion, an operating section to detect an operation by an operator, an obstacle sensor to detect an obstacle existing in the vicinity of the body portion, an obstacle determination section to form a search region extending from the body portion in an operating direction, and to determine an obstacle existing in the search region, as the obstacle to be avoided, a virtual repulsive force calculation section to calculate a virtual repulsive force to move the body portion away from the obstacle determined by the obstacle determination section, a resultant force calculation section to calculate a resultant force composed of an operating force and the virtual repulsive force, and a control section to control a movement of the body portion so that the body portion is moved in a direction of the resultant force.04-19-2012
20110231045CONTROL SYSTEM FOR EQUIPMENT ON A VEHICLE WITH A HYBRID-ELECTRIC POWERTRAIN - A power take off system for a hybrid-electric vehicle comprises an internal combustion engine, a hybrid-electric motor and generator, a power take off mechanism, a control module, and an engaging mechanism. The motor and generator couples to the internal combustion engine. The power take off mechanism couples to the internal combustion engine and the motor and generator. The power take off mechanism receives torque from at least one of the engine and the motor and generator. The control module is disposed in electrical communication with a system controller. The control module generates output signals for controlling the engine. The engaging mechanism is disposed in electrical communication with the system controller. The engaging mechanism has a first mode and a second mode. The power take off mechanism is decoupled from the engine and the motor and generator in response to an output signal generated by the system controller.09-22-2011
20110224859METHOD FOR USING MINING VEHICLE, ARRANGEMENT IN MINE, ROCK DRILLING RIG, AND MINING VEHICLE - A method for using a mining vehicle, arrangement in a mine, rock drilling rig, and mining vehicle. Tasks according to a work cycle are performed at work sites with a mining work device in a mining vehicle. At the work site, the vehicle is connected to an external electrical network. An energy storage of the vehicle is charged during the work cycle defined by a excavation plan, when the vehicle is at a work site. After the work cycle is done, electricity obtained from the energy storage is used in a transfer drive.09-15-2011
20090082916CHARGING SYSTEM FOR VEHICLES - A charging system provided for vehicles prevents theft of a charging cable, insertion of foreign matter into a vehicle-side receptacle, or tampering when an onboard battery usable for running power is charged from a household power supply. A cable connector of the charging cable is opposed to the vehicle-side receptacle in a connecting part to prepare for charging. When a PHV is exited, a switching command switching from an unlocked state of a door locking mechanism to a locked state is inputted to a PHV ECU responsive to an inputting manipulation performed on a key or door key sensor. The PHV ECU allows the door locking mechanism to switch from the unlocked state to the locked state. The PHV ECU allows locking mechanisms to switch from the unlocked states to the locked states in the manner interlocked with the switching action of the door locking mechanism.03-26-2009
20090082915APPARATUS FOR TRANSPORTING A LOAD - An apparatus (03-26-2009
20110231043HYBRID VEHICLE CONTROL APPARATUS - A hybrid vehicle control apparatus (09-22-2011
20120143422HYBRID DRIVE APPARATUS AND CONTROLLER FOR HYBRID DRIVE APPARATUS - A hybrid drive apparatus includes: a drive power source that includes an internal combustion engine, a first electric motor, and a second electric motor; a power transmission mechanism that includes a carrier, a sun gear, and a ring gear, and that is configured to rotate the output shaft of the internal combustion engine by the first electric motor; and plural bearings that each includes an outer ring member and an inner ring member fitted to the outer ring member through a rolling element, and that are provided apart from each other in an axial direction of the output shaft with the carrier being positioned between the bearings. An inner periphery of the outer ring member is positioned more inward in a radial direction of the ring gear relative to a meshing portion between inner teeth of the ring gear and outer teeth of one of the pinion gears.06-07-2012
20120143415METHOD AND SYSTEM FOR CONTROLLING TORQUE OF HYBRID VEHICLE PROVIDED WITH TWO MOTORS - The present invention controls torque of a hybrid vehicle that calculates power and torque of each motor when the hybrid vehicle provided with two motors operates at a transient state are used. More specifically, target power of a battery is determined. Then calculations are performed to determine target torque of the first motor, target torque of the second motor, target torque of an engine, and target speed of the engine at a steady state. The torque of the first motor at a transient state is calculated from the target torque of the second motor at the steady state and speeds of the first and second motors. Finally, torque of the second motor at the transient state is calculated from the torque of the first motor at the transient state and the speeds of the first and second motors.06-07-2012
20120143410INTERACTIVE DRIVER SYSTEM FOR AN ELECTRIC VEHICLE - An interactive driver system is provided that alleviates range anxiety for the driver of an electric vehicle. The system includes: a range monitor module that determines range of the electric vehicle and identifies a given condition of the vehicle in which the range of the vehicle may be exceeded during ongoing operation of the vehicle; a load monitor module that identifies one or more electric loads being placed on a battery of the electric vehicle; and a driver notification module that presents suggestions on a display of the vehicle to the driver of the vehicle for reducing energy consumption by the vehicle upon occurrence of the given condition, where the suggestions relate to the identified electric loads. The suggestions presented to the driver preferably identify an action to be taken by the driver that reduces energy consumption and an associated change in the range of the vehicle if the action is taken by the driver.06-07-2012
20110231047VEHICLE COMPRISING AN AIR COMPRESSOR SYSTEM AND METHOD FOR OPERATING A VEHICLE AIR COMPRESSOR SYSTEM - A vehicle includes an air compressor system for supplying compressed air to an air consuming circuit, wherein the vehicle includes an arrangement for determining that the vehicle is coasting. The compressor system is controllable to deliver compressed air at a first power rate and at least at a second higher power rate, and it is controlled to deliver compressed air at the second higher power rate when it is determined that the vehicle is coasting. A method for operating an air compressor system for such a vehicle is also provided.09-22-2011
20110231048POWER TRANSMITTING APPARATUS FOR VEHICLE - It is provided a power transmitting apparatus for a vehicle that is disposed in a power transmission path between an engine and driving wheels and that has an electric differential portion whose differential state between an input rotation speed and an output rotation speed is controlled by controlling a driving state through an electric motor coupled to a rotating element of the differential portion, wherein for varying the output rotation speed of the electric differential portion, at a predetermined time point, an amount of divergence between an actual rotation speed and a target rotation speed of the engine is calculated and the target rotation speed of the engine is set such that the amount of divergence converges at a predetermined slope and the convergence of the amount of divergence is delayed compared to that without any control.09-22-2011
20110231041ELECTRICAL SYSTEM FOR GYROSCOPIC STABILIZED VEHICLE - Embodiments of the invention may transfer energy from a flywheel motor-generator to a capacitor bank in response to detecting an input to increase the speed of a vehicle, and transfer energy from a drive wheel motor-generator to a capacitor bank in response to detecting an input to decrease the speed of the vehicle.09-22-2011
20110231046Variable Speed PTO & Hydraulic Flow Control for Body Equipment Integrated with a Hybrid Electric Powertrain - A power take off system for a hybrid-electric vehicle comprises an internal combustion engine, a hybrid-electric motor and generator, a power take off mechanism, a control module, and an engaging mechanism. The motor and generator couples to the internal combustion engine. The power take off mechanism couples to the internal combustion engine and the motor and generator. The power take off mechanism receives torque from at least one of the engine and the motor and generator. The control module is disposed in electrical communication with a system controller. The control module generates output signals for controlling the engine. The engaging mechanism is disposed in electrical communication with the system controller. The engaging mechanism has a first mode and a second mode. The power take off mechanism is decoupled from the engine and the motor and generator in response to an output signal generated by the system controller.09-22-2011
20110231044POWER SUPPLY SYSTEM FOR ELECTRIC VEHICLES AND METHOD FOR CONTROLLING SAME - A power supply system for electric vehicles is described having an on-board energy storage and an on-board charging device, which is connectable to a grid connection station of a stationary power supply grid in order to charge the on-board energy storage. An interface is provided between an on-board component and a stationary component for connecting the charging unit to the grid connection station of the power supply grid during the charging operation in order to transmit operating characteristics of the power supply grid to the on-board charging device. Furthermore, a method for controlling the power supply system is also described.09-22-2011
20110231042VEHICLE POWER SYSTEM - A vehicle power system is provided with a switching power supply that generates an operation power for operating a plurality of ECU by stepping down a power supply supplied from at least one of a generator and a battery, and a power distributor that distributes and supplies the operation power generated by the switching power supply to the individual ECUs.09-22-2011
20110231040USE OF DISCONTINUOUS PULSE WIDTH MODULATION FOR AN INVERTER COUPLED TO AN ELECTRIC MOTOR FOR A VEHICLE - A method for controlling an inverter coupled to an electric motor for a vehicle includes generating a discontinuous PWM signal for the inverter when a torque of the electric motor and a speed of the electric motor are substantially zero, and when at least one predetermined vehicle condition is met.09-22-2011
20100198437METHOD AND DEVICE FOR OPERATING A DRIVE UNIT - In a method and a device for operating a drive unit, a first output variable of the drive unit is restricted; a setpoint value of a second output variable of the drive unit is specified; and an actual value of the second output variable of the drive unit is determined. The setpoint value is compared with the actual value, and if it is determined that the actual value does not exceed the setpoint value, then the first output variable is restricted to a first value. If it is determined that the actual value exceeds the setpoint value, then the first output variable is restricted to a second value smaller than the first value.08-05-2010
20100198439HYBRID VEHICLE DRIVING SYSTEM, HYBRID VEHICLE, AND DRIVING METHOD - When a driver turns on an accelerator, a CPU permits revolution of planetary gears, and a motor rotates a ring gear to drive wheels. Then, when the driver turns off the accelerator, the CPU calculates a target RPM to be output by a Stirling engine according to a depression amount and a depression time of the accelerator. When the RPM output by the Stirling engine reaches close to the target RPM, the revolution of the planetary gears is inhibited, the operation of the motor is stopped, and the Stirling engine rotates the ring gear via a sun gear and the planetary gears to drive the wheels.08-05-2010
20120078458VEHICLE DRIVE CONTROL APPARATUS - A drive condition, which is used to determine a SOC management plan, is collected from each of road sections and is cumulatively memorized in a durable memory medium. When a remaining charge amount of a battery reaches a lower limit standard value or an upper limit standard value at a certain location, a candidate control section is defined around and includes such point. The candidate control section is defined to extend a predetermined distance forward and backward from such point. The drive conditions stored for the candidate control section are used to determine the SOC management plan that controls the remaining charge amount of the battery to be controlled within a standard range. When the vehicle enters the candidate control section, the drive control of a power source in the vehicle is performed according to the SOC management plan for the candidate control section.03-29-2012
20120078457CONTROL DEVICE - A control device configured with a first control portion controls an engagement pressure of a first engagement device to make a rotational speed of the input member equal to a predetermined rotational speed during the specific electric power generation control. A second control portion controls an engagement pressure of the second engagement device in such a manner as to make a transfer torque capacity of the second engagement device equal to a predetermined transfer torque capacity during the specific electric power generation control. Another control portion determines a target rotational speed in such a manner as to maintain a state in which an electric power generation amount achieved by the rotating electrical machine coincides with a predetermined target electric power generation amount, in accordance with a magnitude of a differential torque as a difference between a torque transmitted via the first engagement device.03-29-2012
20120078456CONTROL DEVICE - A control device configured with a vibration reduction necessity determination section that determines whether or not a required drive operation point falls within a reduction necessary range, which is prescribed in advance as a range in which it is necessary to reduce torque vibration transferred from the internal combustion engine to the rotary electric machine. A cancellation control execution determination section that determines whether or not torque vibration cancellation control can be executed in the case where it is determined that the required drive operation point falls within the reduction necessary range. An execution control decision section that decides to execute the torque vibration cancellation control in the case where it is determined that the torque vibration cancellation control can be executed and that decides to execute operation point change control in the case where it is determined that the torque vibration cancellation control cannot be executed.03-29-2012
20120078455Vehicle Response System And Method - In a hybrid electric vehicle (HEV), the available energy from a battery may be inadequate to drive a motor to generate additional torque sufficient for driveability upon a request for an increase in wheel torque. The motor may then be operated in a lossy, inefficient mode. When the motor operates in the lossy mode, engine power can be increased such that the sum of the engine power and the maximum available battery power may exceed requested wheel power. The increased engine power may be dissipated as heat in the motor until an increase in wheel torque is requested, whereby the motor may switch from the lossy mode back to a normal, efficient mode. By switching back to the normal mode, the excessive engine power that was being dissipated as heat in the motor may contribute to the output torque of the motor.03-29-2012
20090005923Hybrid Vehicle and Control Method of Hybrid Vehicle - In a hybrid vehicle equipped with an engine and a motor that are connected to a driveshaft linked to an axle via a gear mechanism, on condition that an output torque of the motor (previous Tm01-01-2009
20080262668Charge/discharge control apparatus for hybrid vehicle and control program device therefor - A navigation ECU records a charge-possible point through charging position record processing and records the history of traveling conditions near the charge-possible point through learning control processing. If a destination point on an optimum route is the charge-possible point, the navigation ECU determines a continuous section where the EV traveling is possible up to the charge-possible point based on the history through SOC management plan preparation processing, and changes over the HV traveling and the EV traveling according to the determination through in-travel processing.10-23-2008
20080262667Driving support apparatus, methods, and programs - Driving support apparatus, methods, and programs are provided for a hybrid vehicle whose driving power sources are an internal combustion engine and an electric motor operating with electric power supplied from an electric charger. The hybrid vehicle includes a hybrid control device for controlling the internal combustion engine and the electric motor. The apparatus, methods, and programs store travel history data of the hybrid vehicle, calculate a position of the hybrid vehicle, and determine whether a destination is set. If a destination is not set, the apparatus, methods, and programs predict a destination based on the travel history data, and calculate a degree of reliability of the predicted destination based on the travel history data. The apparatus, methods, and programs control the hybrid control device based on the calculated degree of reliability.10-23-2008
20090005924Vehicle and Control Method Thereof - When the engine being in an idling operation and it is in a running state (S01-01-2009
20080319594Control Apparatus for Hybrid Vehicle - A control apparatus for a hybrid vehicle that includes an engine and an electric motor as driving sources for the vehicle, and an energy storage device that stores an output of the engine or a kinetic energy of the vehicle after being converted into electric energy by the electric motor. The engine is a cylinder deactivation engine that is capable of deactivating. The control apparatus includes an electric motor-only travel determination device that determines whether a motor-only travel, in which the engine is deactivated and only the motor is used for driving the vehicle, is allowed based on at least vehicle speed, an initial state of charge calculating device that calculates an initial state of charge of the energy storage device when an ignition of the vehicle is turned on, a running interval state of charge calculating device that calculates an amount of change between a state of charge of the energy storage device at each time the vehicle stops, and an upper limit vehicle speed correcting device that corrects an upper limit vehicle speed during an electric motor-only travel that is allowed by the electric motor-only travel determination device based on a difference between the initial state of charge calculated by the initial state of charge calculating device and the running interval state of charge calculated by the running interval state of charge calculating device.12-25-2008
20130013140METHOD FOR OPERATING A VEHICLE AND VEHICLE - A method for operating a vehicle is provided. The vehicle has a first motor and a second motor. The first motor is configured as an internal combustion engine and the second motor is configured as a drive motor of the vehicle, which operates free from combustion gas. The method includes determining a parameter that characterizes a possible reversing of the vehicle and determining whether a reversing of the vehicle is imminent based on the parameter. If it is determined that a reversing of the vehicle is imminent, the first motor is automatically switched off.01-10-2013
20090204280METHOD AND SYSTEM FOR CONTROLLING A HYBRID VEHICLE - A hybrid controller for controlling a hybrid vehicle is set forth. The hybrid vehicle has an engine, an electric motor and an engine controller determining a crankshaft torque. The hybrid controller includes an optimization module determining an electric motor torque, determining an engine torque and communicating the engine torque from the hybrid controller to the engine controller. The hybrid controller also includes a motor control module controlling the electric motor based on the electric motor torque.08-13-2009
20090222156METHODS, PROGRAM PRODUCTS, AND SYSTEMS FOR CONTROLLING BRAKING IN A HYBRID VEHICLE - A method for controlling braking in a hybrid vehicle includes the steps of determining a value of a variable pertaining to operation of the hybrid vehicle and applying regenerative braking based at least in part on the value of the variable. The variable comprises a speed of the hybrid vehicle, a steering angle of the hybrid vehicle, or a rate of change of the steering angle.09-03-2009
20090204279Torque minitoring for a hybrid drive - A method for monitoring torque in a hybrid drive made up of an internal combustion engine having an associated engine control unit and an intrinsically safe electric drive having an associated control unit, a protected communication taking place in which the engine control unit emits a setpoint torque to the control unit of the intrinsically safe electric drive and receives a status signal from it; and the engine control unit emitting an error signal in response to the exceeding of a permissible torque or in response to a negative status signal. If the intrinsic safety of the electric drive is used for the constant torque monitoring according to the specifications of the setpoint torque within the control unit, the data flow between the engine control unit of the internal combustion engine and the intrinsically safe electric drive may be reduced. As a result, the monitoring effort for the communication that is carried out in protected form between the engine control and the control unit is also reduced.08-13-2009
20120197468System And Method For Controlling A Vehicle - Location information may be used to adjust the engine start/stop characteristics of a hybrid electric vehicle (HEV) in order to increase the amount of electric vehicle (EV) mode driving, particularly near a destination in which an ignition-off event may occur. Common ignition-off locations may be learned and stored in a database along with the number of ignition-off occurrences associated with each learned location. The vehicle may calculate current distance to a nearest ignition-off location stored in the database using positioning system coordinates and may determine whether to adjust one or more engine pull-ups based at least in part on the distance and the corresponding number of ignition-off occurrences.08-02-2012
20090222158Control method for industrial vehicle and industrial vehicle - A control method for an industrial vehicle can appropriately set a charge amount for a battery, and an industrial vehicle are provided. The control method includes an estimation step that estimates the charge rate of a battery by calculating the current that is charged to the battery and the current that is discharged from the battery; a charge amount determining step that determines the charge amount of the battery based on the estimated charge rate; a correction amount determining step that determines the charge power that is necessary for motors to generate the determined charge amount as a correction amount for the power that is supplied by the engine; and an addition step that adds the charge power to the supplied power of the engine that has been determined based on the state of the traveling and load-handling.09-03-2009
20090222157Method for controlling fuel cell vehicle - The present invention provides a method for controlling a fuel cell vehicle, comprising generating a torque (T09-03-2009
20120197469REAL-TIME ALLOCATION OF ACTUATOR TORQUE IN A VEHICLE - A method for allocating forces among the corners of a vehicle having a redundant actuator suite includes determining a set of desired forces at the center of gravity of the vehicle, and allocating the set of desired forces among the corners of the vehicle as virtual control commands using a controller. The method also includes mapping the virtual control commands at the corners to actual or true control commands at the corners, and controlling a plurality of actuators at the corners using the actual or true control commands. The actuators may include friction brakes and wheel motors. Mapping the virtual control commands may include using a Least Squares formulation. Control of the actuators may be prioritized with respect to each other using weighting matrices. A vehicle includes a controller having actuators and a controller configured for executing the above method.08-02-2012
20080319595ELECTRIC POWER GENERATION CONTROL APPARATUS FOR VEHICLE AND ELECTRIC POWER GENERATION CONTROL SYSTEM EQUIPPED WITH THE APPARATUS - An electric power generation control apparatus mounted to a motor vehicle predicts an operational point of an internal combustion engine in the future based on driving path information supplied from a navigation system mounted to the motor vehicle. The apparatus further predicts an increased amount of fuel consumption which is caused by electric power generation of an alternator based on the predicted operational point of the internal combustion engine. The apparatus sets a reference value of an electric power economy index which is an amount of fuel consumption per electric power generation. On driving the motor vehicle on a path, the apparatus sequentially predicts the operational point of the internal combustion engine, and controls the alternator so that the actual electric power economy index becomes equal to the reference value based on the operational point of the internal combustion engine predicted.12-25-2008
20100274427CONTROL APPARATUS FOR HYBRID DRIVING APPARATUS - A speed-change mode is changed from a stepless speed-change mode to a fixed speed-change mode while limiting or controlling the torque variation of an output member.10-28-2010
20100152939Planning apparatus - A planning apparatus for use in a hybrid vehicle specifies a plan section for the purpose of creating a travel plan, and stores the plan section in a durable storage medium. The medium-stored plan section is then presented for an occupant of the vehicle, for the purpose of confirmation. The stored plan section may be modified according to an intention of the occupant, thereby enabling the occupant's intention to be reflected to the plan section. Then, the plan section reflecting the occupant's intention is used to create a travel plan of the hybrid vehicle.06-17-2010
20100152937Drive control apparatus for hybrid vehicle - In a hybrid vehicle, an ECU collects data of (i) an amount of acquisition electrical power acquired when regeneratively charging a battery and (ii) an amount of requirement electrical power required for operating a motor, for every road section in association with a travel of the vehicle, and records the collected data in a storage device. Thereafter, when a travel course the vehicle is going to travel includes a road section where the amount of acquisition electrical power is greater than an acquisition-related threshold value or a road section where the amount of requirement electrical power is greater than a requirement-related threshold value, a re-plan of a control schedule for the engine and the motor is executed. In contrast, when the travel course does not include such a road section, a re-plan of the control schedule is prohibited.06-17-2010
20100152940VEHICLE, CONTROL METHOD OF VEHICLE, AND DRIVING APPARATUS - Upon the occurrence of the abnormality that the inverter for driving the motor is in the one-phase short circuited state, this inverter is stopped in the three-phase short circuited state and sets the execution torque by subtracting the counter electromotive force application torque that is applied the driveshaft due to the counter electromotive force generated by rotation of the motor and the steering angle application torque corresponding to the steering angle from the torque demand according to the step-on amount of the accelerator pedal. The engine and the inverter for driving the motor is controlled so that the vehicle is driven with the set execution torque. This enables the driving force output to the driveshaft from the engine and the motor to be in accordance with the torque demand.06-17-2010
20100152936HYBRID VEHICLE AND A METHOD OF CONTROL FOR IMPROVED POWER MANAGEMENT - A hybrid vehicle and method of control. The method includes determining an engine torque command based on a request for vehicle acceleration or deceleration, a target power level of the secondary power source, and a current engine power command, determining an engine speed command based on the target power level of the secondary power source, a total engine power command, and vehicle speed, and operating the engine based on the engine torque and engine speed commands.06-17-2010
20120197471HYBRID VEHICLE - A hybrid vehicle includes: a multi-cylinder internal combustion engine and an electric motor, a power source control unit that controls the engine and the motor, an air-fuel ratio control unit that controls the air-fuel ratio of exhaust gas of the engine to obtain a target air-fuel ratio, a battery that stores electric power that is supplied to the motor, a state-of-charge detection unit that detects a state-of-charge of the battery, a detection unit that detects an air-fuel ratio imbalance abnormality of the internal combustion engine and identifies an abnormal cylinder that has caused the imbalance abnormality, and a correction unit that corrects, in a case where the air-fuel ratio imbalance abnormality has been detected, a fuel injection amount of the abnormal cylinder based on a battery state-of-charge decrease amount from when the abnormality is detected to the time when a predetermined time interval is elapsed after the detection.08-02-2012
20100185352HYBRID VEHICLE CONTROL APPARATUS AND METHOD - A hybrid vehicle has an internal combustion engine 07-22-2010
20100262325Telematic Method and Apparatus with Integrated Power Source - Telematic method and apparatus adaptively uses fuel cell power source in vehicle with integrated power system, electrical system, telematic system, and body/powertrain system. Telematic communications systems including internet, digital video broadcast entertainment, digital audio broadcast, digital multimedia broadcast, global positioning system navigation, safety services, intelligent transportation systems, and/or universal mobile telecommunications system. Network-accessible software enables integrated modular function for automated control and provision of fuel cell resources for telematic appliance and/or other vehicle electro-mechanical devices.10-14-2010
20100262322CONTROL APPARATUS OF VEHICLE DRIVE APPARATUS AND PLUG-IN HYBRID VEHICLE - A hybrid control controller stores vehicle speed influence values that have been set according to vehicle speeds, a first threshold value of a sum value of the vehicle speed influence values, a second threshold value lower than the first threshold value, and an engine start reference vehicle speed, and during EV running, sums the vehicle speed influence values from moment to moment. The hybrid control controller starts the engine in a case where the sum value is no less than the first threshold value, and in a case where the sum value is no less than the second threshold value and the vehicle speed is no more than an engine start reference vehicle speed.10-14-2010
20100191400VEHICLE BRAKE CONTROLLER - A vehicle brake controller that suppresses variation in deceleration when there is a changeover between regenerative braking torque and frictional braking torque due to regeneration coordination control. A controller performs the function of correcting the assist driving force. More specifically, under regeneration coordination control, the larger the value of change in regenerative braking torque, the smaller the value of change in primary piston becomes with respect to the value of change in input rod stroke.07-29-2010
20100191398Secondary battery system and vehicle having secondary battery system - A secondary battery system comprises a secondary battery which receives regenerative electric power from a motor, a heat storage unit (heat storage device) which converts a part of electric power stored in the secondary battery or the regenerative electric power from the motor into heat and stores the heat, and which supplies the stored heat to the secondary battery when a temperature of the secondary battery is less than a low-temperature-side threshold value which is set in advance when the electric power is extracted from the secondary battery, and an electric power distribution controller (ECU) which distributes the regenerative electric power from the motor to the secondary battery and the heat storage unit (heat storage device) when the temperature of the secondary battery is less than the low-temperature-side threshold value when the secondary battery receives the regenerative electric power from the motor.07-29-2010
20100191399WHEEL DIAMETER MEASURING APPARATUS OF ELECTRIC VEHICLE - A wheel diameter measuring apparatus for measuring a wheel diameter of an electric vehicle of speed sensorless vector control to which a synchronous motor is applied is obtained.07-29-2010
20100185349HYBRID VEHICLE AND METHOD OF CONTROLLING THE SAME - A hybrid vehicle is equipped with an engine and a motor generator (MG07-22-2010
20120197472Powertrain and Method for a Kinetic Hybrid Vehicle - A kinetic hybrid device and method for a vehicle may include a planetary gear system configured as a continuously variable transmission comprised of three or four ports. The kinetic hybrid device and method may include a flywheel connected to a first port of the system, a final drive connected to a second port of the system, and the variator for the flywheel connected to a third or fourth port of the system. The prime mover and/or other power sources may share a port with the flywheel, but do not share a port with the final drive.08-02-2012
20100217466POWER SUPPLY SYSTEM, VEHICLE PROVIDED WITH THE SAME AND CONTROL METHOD OF POWER SUPPLY SYSTEM - A power supply system includes power storage units formed of battery assemblies, respectively, converters corresponding to the power storage units, respectively, and a charger receiving an electric power from an external power supply for externally charging the power storage units. An ECU estimates an SOC of each power storage unit based on the SOC of a battery block of the smallest SOC in the power storage unit. When the power storage unit attains a state allowing charging by the external power supply, the ECU controls the corresponding converter to charge the power storage unit with the charge current supplied from the charger, and derives, for each power storage unit, a charge-allowed power based on the SOC of the battery block of the largest SOC. When a total value of the derived charge-allowed powers of the respective power storage units is equal to or smaller than an actual value of the supply power supplied from the external power supply, the ECU ends the external charging of the power storage units.08-26-2010
20100185351HYBRID VEHICLE - A hybrid vehicle includes an engine that is an internal combustion engine, a motor generator that is a rotating electric machine used together with the engine for driving the vehicle, an output shaft transmitting power to a wheel, a transmission member coupled to the output shaft, a power split device splitting the output from the engine to the motor generator and transmission member, a detection device detecting irregularities on a road, and a control unit reducing, when the detected result by the detection device indicates generation of periodic torque variation at the output shaft, the output from the engine based on the detected result. Accordingly, a hybrid vehicle that does not require a torque limiter is provided.07-22-2010
20120245771UNSTABLE SIGNAL DETECTION FOR ELECTRO-MECHANICAL VEHICLE COMPONENT - An example vehicle includes a motor and a gearbox. A controller is configured to identify oscillation peaks of a performance signal representing the rotational speed of the motor, the input speed of the gearbox, or the amount of torque generated by the motor or provided to the gearbox. The controller is configured to simultaneously detect unstable regular and irregular oscillations of the performance signal given the oscillation peaks identified and substantially dampen the unstable oscillations detected. An example method may include determining a mean of the performance signal and defining peak values, including peak moving average values or filtered peak values, representing a magnitude of at least two oscillation peaks. The method further includes simultaneously detecting the unstable regular and irregular oscillations of the performance signal using the defined values and substantially dampening the unstable oscillations.09-27-2012
20120197470MOTORCYCLE - A motorcycle can include a step placed between a front wheel and a rear wheel in a side view and on which a rider puts his or her feet. A charging electric cable 08-02-2012
20110112708METHOD AND CONTROL MODULE FOR CONTROLLING THE DRIVE MODE OF A HYBRID DRIVE TO PREVENT JERKY MOVEMENTS - The drive mode of a hybrid drive is controlled by: detecting a drive mode change signal characterizing a planned drive mode change, and determining a torque shortfall, which would occur due to the drive mode change. Furthermore, the method provides for comparing the torque shortfall with a threshold value, and blocking a drive mode change, if the comparison step reveals that the torque shortfall is above the threshold value. Otherwise, the method provides for: automatically performing a drive mode change according to the drive mode change signal, if the comparison step reveals that the torque shortfall is not above the threshold value.05-12-2011
20100161165MONITORING OF POWER CHARGING IN VEHICLE - A energy meter unit for an electric vehicle contains energy measuring circuitry, a GPS unit, a CPU, and memory. The energy meter unit is capable of detecting the amount of energy charged at a specific location and storing that information for later uses, such as with a governmental incentive program.06-24-2010
20100161162CONTROL APPARATUS FOR ELECTRIC VEHICLE - In a control apparatus for an electric vehicle there are provided a first inverter that drives a motor; a second inverter that supplies electric power to a load; a power storage unit that supplies electric power to the first and second inverters; and a load control unit that can control a load amount, in accordance with a power storage amount in the power storage unit, or a condition amount thereof. The load control unit can perform control of an air blower, an air conditioner, and a ventilator, for example, stopping part or all of them.06-24-2010
20100228412MULTI-MODE HYBRID TRANSMISSION AND METHOD FOR PERFORMING A QUASI-ASYNCHRONOUS SHIFT IN A HYBRID TRANSMISSION - Improved methods for executing a clutch-to-clutch quasi-asynchronous shift in a hybrid transmission, and a hybrid transmission using the same, are presented herein. The method includes: pre-filling the on-coming clutch; determining if the shift is completed using the on-coming or off-going clutch; slipping the off-going clutch first if the shift operation uses the off-going clutch; determining on-coming clutch slip speed and acceleration profiles; determining if the on-coming clutch is filled and whether the slip sign is correct; if using the off-going clutch, locking the on-coming clutch and exhausting the off-going clutch if the on-coming clutch is filled and the slip sign is correct; if using the on-coming clutch, determining whether the on-coming clutch slip is less than a slip threshold and exhausting the off-going clutch if the on-coming clutch is filled and the slip sign is correct; and locking the on-coming clutch if the slip is less than the slip threshold.09-09-2010
20100280693Awarding standings to a vehicle based upon one or more fuel utilization characteristics - A method may include receiving at least one of a status indicative of combustible fuel utilization or a status indicative of electricity utilization for a hybrid vehicle; and allocating a standing based upon the at least one of the status indicative of combustible fuel utilization or the status indicative of electricity utilization for the vehicle, wherein the standing is allocated upon receipt of the status.11-04-2010
20100228411MOBILE BODY - The present invention has a theme of a mobile body capable of suppressing rapid acceleration along a downward slope at a time of start. The mobile body comprises a driving force generation device which generates a driving force of the mobile body; a power accumulation device capable of supplying a power to the driving force generation device; a fuel cell capable of supplying a power to the driving force generation device; and a control device which controls driving of the driving force generation device. The control device prohibits to start driving the driving force generation device by the power supply of the power accumulation device in a case where the mobile body is positioned on a downward slope when starting the mobile body.09-09-2010
20100217467Inputs for optimizing performance in hybrid vehicles - A hybrid vehicle controller operates to use GPS navigation information to determine how much energy should be delivered from or sent to, the battery. The battery charge can be better managed by using knowledge of the future path of the vehicle.08-26-2010
20100217463ACTUATION SYSTEM FOR A DRIVE UNIT OF A MOTOR VEHICLE - An actuation system for a drive unit of a motor vehicle includes a control unit which is assigned to the drive unit and which has a function level, a function monitoring level, and a power output stage for actuating the drive unit or actuators or sensors which are assigned to the drive unit. To relieve the function level, a data transmission device for outputting data to a data bus is arranged in the function monitoring level. The data transmission device can output a drive setpoint torque to the drive unit, to actuators or sensors which are assigned to it, or to a power output stage (08-26-2010
20100211242OPERATION OF A RANGE EXTENDED ELECTRIC VEHICLE - One embodiment includes a method that includes monitoring a battery state of charge circuit that is coupled to a vehicle battery, calculating an averaged value of the state of charge over a time period, charging the vehicle battery by powering a generator with a fuel burning engine that powered on and powered off according to one of a first operational mode and a second operational mode, wherein in the first operational mode the engine is powered on when the battery state of charge drops below a first state of charge and continues until the averaged value of the state of charge increases to a first preprogrammed value.08-19-2010
20100235029METHOD FOR INTERRUPTING THE FORCE FLUX IN THE DRIVE TRAIN OF A VEHICLE IN THE EVENT OF A CRASH - A method is provided for interrupting the force flux in the drive train of a vehicle in the event of a crash. The method includes disconnecting an electric machine, which is provided in the drive train, from a driven axle. In the event of a crash an automatic transmission (G) that is arranged in the drive train between the electric machine (EM) and a driven axle (A) is shifted into a neutral position.09-16-2010
20100228414INFORMATION DEVICE FOR A VEHICLE - A vehicle has an apparatus (09-09-2010
20110112712CARGO HANDLING CONTROLLER FOR CARGO HANDLING VEHICLE - A cargo handling controller includes a rotation speed setting unit, an engine control unit, a memory, a rotation speed detection unit, a deviation calculator, an assistance amount setting unit, and a generator-motor control unit. The deviation calculator calculates a deviation of a feedback control rotation speed, which is determined from a target engine rotation speed stored in the memory a predetermined time earlier, and an actual rotation speed of the generator-motor, which is detected by the rotation speed detection unit. The assistance amount setting unit obtains a generator-motor assistance amount in accordance with the deviation. The generator-motor control unit sends a drive signal that is in accordance with the generator-motor assistance amount to the generator-motor.05-12-2011
20110112710METHOD FOR ESTIMATING THE RANGE OF A MOTOR VEHICLE - A method is provided for estimating the range of a motor vehicle based on a quantity of energy carried in the motor vehicle. The method enables a driver to limit a maximum permissible velocity and/or a maximum permissible acceleration and/or a maximum performance level for a comfort system. The method also detects the route profiles surrounding the motor vehicle, in particular an altitude profile and/or a road category. A computer device calculates and displays a still possible range at least on the basis of the limitation which has been carried out, the detected route profiles and the still available quantity of energy.05-12-2011
20120130573ENERGY MANAGEMENT FOR HYBRID ELECTRIC VEHICLE DURING TRAILER SWAY - Systems and methods for stabilizing a hybrid electric vehicle (“HEV”) towing a trailer. One system includes a regenerative braking system, a non-regenerative braking system, and a stabilization system. The stabilization system determines a direction of rotation and a speed of the HEV and compares the HEV's speed to a predetermined low speed threshold value and a predetermined high speed threshold value. The stabilization system instructs the regenerative braking system to brake at least one wheel when the speed is less than or equal to the predetermined low speed threshold value and instructs the regenerative braking system to brake at least one wheel opposite the direction of rotation and at least one of the regenerative braking system and the non-regenerative braking system to provide an extra stabilizing braking torque to at least one wheel opposite the direction of rotation when the speed is greater than the predetermined high speed threshold value.05-24-2012
20090076672METHOD AND APPARATUS FOR MANAGING TORQUE INPUTS TO AN ELECTRO-MECHANICAL TRANSMISSION - A hybrid-electric vehicle powertrain control is trained to predefined trips, enabling efficient use of torque events during such trips.03-19-2009
20100228416HYBRID TYPE WORKING MACHINE - A charge accumulating circuit accumulates regeneration power. The charge accumulating circuit includes a DC bus line which is connected to a smoothing capacitor, a charge accumulating capacitor with an internal resistance, and a converter which connects the DC bus line and the charge accumulating capacitor to each other, and performs a charge/discharge operation. The control device changes the OFF state of the first switch to the ON state when the start key is turned on, measures a physical quantity involved with a discharge characteristic of the charge accumulating capacitor, and calculates at least one of the internal resistance and a capacitance of the charge accumulating capacitor on the basis of a measurement result.09-09-2010
20100228415SYSTEM AND METHOD FOR REDUCING THE COST OF EFFICIENT VEHICLES - A system and method are described for reducing the cost of efficient vehicles. For example, a computer-implemented system according to one embodiment of the invention comprises: a vehicle equipped with a memory for storing program code and a processor for processing the program code to perform a specified set of operations, the vehicle further comprising a data communication interface; a fuel pump of electrical charging station having a data communication interface, wherein the fuel pump of electrical charging station and the vehicle establish a digital data communication channel using the data communication interfaces as the vehicle is being refueled or charged; wherein the fuel pump of electrical charging station provides an amount of fuel or electricity to the vehicle and, after or during fueling or recharging, transmits an indication of the amount of fuel or electricity consumed by the vehicle to a third party server; wherein the third party server is maintained by a third party having a contractual relationship with an owner/operator of the vehicle in which the vehicle has been provided to the owner/operator at a reduced cost in exchange for an agreement by the owner/operator to provide the third party a supplemental payment based on the amount of fuel or electricity consumed by vehicle, wherein in response to receipt of the indication of the amount of fuel or electric consumed by the vehicle, the third party charges the owner/operator a supplement amount based on the amount of fuel or electricity used by the owner/operator.09-09-2010
20100235025SYSTEM AND METHOD FOR OPTIMIZING ENERGY STORAGE COMPONENT USAGE - A system for optimizing energy storage component usage in a vehicle comprising one of a hybrid vehicle and an electric vehicle, the vehicle comprising a computer programmed to identify if a vehicle position is associated with link data in a database of historical power usage data, the link data comprising measured historical power usage data for a link of vehicle travel. If the vehicle position is associated with the link data, the computer is programmed to obtain the link data of the link from the database, the link data absent terrain information from the database. The computer is also programmed to determine an expected vehicle power usage of the vehicle based on the obtained link data and optimize the energy storage component usage based on the expected vehicle power usage and based on efficiency and life cycle costs of an energy storage component of the vehicle if the vehicle position is associated with the link data.09-16-2010
20100145561METHOD FOR PREVENTING SECONDARY OVERVOLTAGE-BREAKAGE IN A HYBRID VEHICLE - A method for preventing secondary overvoltage-breakage of a hybrid vehicle comprises measuring the temperature of a motor and determining whether the measured temperature exceeds a predetermined temperature at which an over-voltage is induced; performing an energy consumption control logic, when it is determined that the measured temperature exceeds the predetermined temperature, by a mode of increasing charged energy of a 12V battery or by a mode of allowing a 12V electronic component or components to consume energy; and stopping the performance of the energy consumption control logic, when it is determined that the measured temperature does not exceed the predetermined temperature. The method can prevent induction of an over-voltage by regenerated energy in a fail mode in which a main battery is disconnected with high-voltage components.06-10-2010
20100241299VEHICLE, ELECTRICAL CHARGING APPARATUS, AND CONTROL METHOD - An electrical charging apparatus includes: an electrical charging control ECU that makes a determination about motion of a hybrid vehicle; and a charging-purpose plug which engages with the hybrid vehicle if the amount of movement of the vehicle is less than a predetermined value, and which releases the engagement with the hybrid vehicle if the amount of movement of the vehicle is greater than or equal to the predetermined value. According to the invention, even if the vehicle moves while being charged, the dragging of the charging cable is prevented.09-23-2010
20100241297HYBRID VEHICLE AND CONTROL METHOD FOR HYBRID VEHICLE - A running mode is determined on the basis of an input mode setting signal MSW. A lower intermittence prohibition vehicle speed is set when the running mode is a power mode than when the running mode is a normal mode. When a vehicle speed is equal to or higher than the set intermittence prohibition vehicle speed, an engine is prohibited from being operated intermittently. When the vehicle speed is not equal to or higher than the intermittence prohibition vehicle speed, a vehicle runs with the engine permitted to be operated intermittently. When the power mode is set, the engine is more often prohibited from being operated intermittently and hence is more often in operation. Therefore, the responsiveness of a driving force is enhanced. Further, when the normal mode is set, the engine is more often permitted to be operated intermittently. Therefore, no deterioration in fuel economy is caused.09-23-2010
20100235031OUTPUT CONTROLLER FOR FUEL CELL - In a drive control system for a fuel cell-equipped vehicle including a rotating electrical machine, a control unit includes a rapid warm-up processing module for performing rapid warm-up by the low-efficiency power generation of a fuel cell, a torque command value limiting module 09-16-2010
20100235030SYSTEM AND METHOD FOR OPERATION OF HYBRID VEHICLES - A system for operating a hybrid vehicle includes a computer programmed to identify a location of a hybrid vehicle, access a map and identify a plurality of links therein, pre-screen the plurality of links to identify if any of the plurality of links is within a given bounds of the current location, and if one or more possible links are identified, then match the current location of the hybrid vehicle to one of the identified links, and upload power data for the hybrid vehicle corresponding to the matched location into a database.09-16-2010
20100211240SYSTEM AND METHOD FOR DISPLAYING AN INSTANTANEOUS FUEL ECONOMY OF A VEHICLE - An information display system and method are provided for displaying an energy efficiency of a vehicle. The vehicle may include an engine and an electric machine that operates to provide torque to propel the vehicle. The vehicle may also include an energy source that provides energy to the electric machine. The information display system may comprise an information display configured to display an efficiency indicator, the efficiency indicator being configured to indicate an efficiency of the vehicle. The information display system may further comprise a controller configured to receive information related to the braking system of the vehicle. The controller further being configured to determine an energy efficiency value based upon the braking system information. The controller may also be configured to transmit the energy efficiency value so that the information display displays the efficiency indicator based upon the energy efficiency value.08-19-2010
20100222951DRIVE SYSTEM FOR ELECTRICALLY DRIVEN DUMP TRUCK - Engine driving characteristics are achieved for driving a hydraulic system during non-traveling and traveling in an electrically driven dump truck.09-02-2010
20100222950Vehicle and Control Method Thereof - When the driver steps on an accelerator peal to a certain depth and practically keeps the accelerator pedal at the certain depth to maintain a substantially constant accelerator opening, a target additional torque, a maximum reflection rate, and an increment of a reflection rate are set based on the accelerator opening and a vehicle speed. The reflection rate is gradually increased by the increment to the maximum reflection rate after elapse of a preset time period since a start of decreasing a base torque demand affected by the accelerator opening and the vehicle speed. An object torque demand is computed as the sum of the base torque demand and an additional torque, which is given as the product of the target additional torque and the gradually increasing reflection rate. The operations of an engine and two motors are then controlled with the setting of the object torque demand.09-02-2010
20100222949Vehicle and method for controlling the same - When a system stop instruction is issued in the middle of the operation of an engine to stop the engine, the engagement of the gears in a gear mechanism is pressed toward one side. After the engine has stopped, a torque command for a motor connected to a drive shaft is gradually reduced. When the torque command decreases below a threshold value, the system is stopped. In this way, it is possible to prevent generation of vibration of the drive shaft when the system is stopped.09-02-2010
20100222952VEHICLE - A vehicle includes a plurality of batteries, a vehicle load (motor generators, inverters, boost converters, connection units, and system main relays) configured to be able to select at least one of the plurality of batteries as an electric power supply source, and for generating drive force by receiving electric power from the electric power supply source, and a control unit for controlling the vehicle load such that the vehicle load receives the electric power from the electric power supply source in response to a selection instruction for selecting the electric power supply source. The selection instruction is input by a user. That is, the user can select a battery to be used for traveling of the vehicle.09-02-2010
20120173066ELECTRIC MOTOR DRIVE SYSTEM FOR AN ELECTRIC VEHICLE - In an electric motor drive system for an electric vehicle that includes a converter for performing direct-current voltage conversion and an inverter that converts the output voltage of the converter into alternating-current voltage, a control apparatus makes a required torque response determination to determine whether the electric vehicle is in a state in which high torque response is needed. Furthermore, in a drivability priority mode in which high torque response is needed, the control apparatus sets a voltage command value for the converter in a range where sine wave PWM control can be applied. On the other hand, in a fuel efficiency priority mode in which high torque response is not needed, the control apparatus sets the voltage command value for the converter such that power loss in the overall electric motor drive system is minimized, based on the operating state of an alternating-current electric motor.07-05-2012
20120173061SYSTEMS AND METHODS FOR HYBRID VEHICLE FUEL PRICE POINT COMPARISONS - A charging station for use with a hybrid vehicle having at least one battery includes a communication interface configured to couple to the hybrid vehicle, a network interface configured to communicate with at least one fuel vendor and a utility, and a processor coupled to the communication interface and the network interface. The processor is configured to receive fuel requirements from the hybrid vehicle via the communication interface, receive a fuel price from the at least one fuel vendor the said network interface based on the fuel requirements, receive via the network interface an energy price from the utility that provides energy storable in the at least one battery, and calculate a price index for each of the at least one fuel vendor and the utility.07-05-2012
20120173060HYBRID POWER SYSTEM BRAKING CONTROL - A method, apparatus, and system are disclosed for hybrid power system braking. In one embodiment, a deceleration input is received. In response to receiving the deceleration input, a target negative torque trajectory is determined. To achieve the target negative torque trajectory, a regenerative braking device and an electrical energy dissipation device are activated.07-05-2012
20130218382ELECTRIC VEHICLE AND METHOD OF CONTROLLING THE SAME - An electric vehicle includes an electric storage device, an electric motor that generates driving force for running the vehicle, using electric power output from the storage device, and a controller that controls an output of the storage device. The controller includes a restriction control unit that restricts a permissible output power indicating electric power permitted to be output from the storage device, based on a load condition of the storage device, and an output control unit that reduces the rate of increase of the electric power output from the storage device as the permissible output power is more likely to be restricted when returning from a restricted condition in which the permissible output power is restricted by the restriction control unit.08-22-2013
20130218384METHOD FOR MONITORING THE CONDITIONS OF DRIVING SYSTEMS, BATTERY COMPRISING A MODULE FOR CONDITION MONITORING, AND A MOTOR VEHICLE COMPRISING A CORRESPONDING BATTERY - A method for monitoring the conditions of driving systems can be used in particular to control driving systems in hybrid vehicles with particular consideration given to the exhaust emission. The method monitors the conditions of driving systems that comprise an internal combustion engine and an electric motor with an energy source. A first power value for operating the internal combustion engine and a second power value for describing the power that can be provided by the energy source are ascertained, and the first and second power values are compared with each other to monitor the conditions of the driving system. The driving system is controlled dependent on the result of the comparison.08-22-2013
20130218387CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle provided with an electrically operated continuously-variable transmitting portion and a step-variable transmitting portion, which control apparatus permits an adequate control of a shifting action of the step-variable transmitting portion, while reducing deterioration of fuel economy of the hybrid vehicle.08-22-2013
20130218388VEHICLE BRAKING/DRIVING FORCE CONTROL SYSTEM AND VEHICLE BRAKING/DRIVING FORCE CONTROL METHOD - Braking/driving force control that includes: detecting a driver's operating state for causing the vehicle to run; detecting a vehicle body motional state while the vehicle is running; computing a target longitudinal driving force for causing the vehicle to run and motional state amounts for controlling a vehicle body behavior on the basis of the detected operating state and motional state; and computing driving or braking forces allocated to the wheels so as to achieve the computed target longitudinal driving force and target motional state amounts and that the braking/driving force generating mechanism causes the wheels to generate independently.08-22-2013
20130218389CONTROL DEVICE AND CONTROL METHOD FOR HYBRID VEHICLE - A control system for a hybrid vehicle includes a mode selection unit for start request of an engine; a slip determination unit for determining whether or not a second clutch is allowed to slip; and a start determination unit for determining whether or not to allow the engine to start. The start determination unit prevents the engine from starting when an input rotation speed or an output rotation speed of an automatic transmission is less than a predetermined value in the presence of the start request of the engine from the mode selection unit and the slip determination unit determines that the second clutch is not allowed to slip.08-22-2013
20130218390ELECTRIC POWERED VEHICLE AND CONTROL METHOD THEREOF - When a determination is made that the shift range is other than the R range, an ECU sets the system voltage for forward running. When a determination is made that the shift range is in the R range, the ECU sets the system voltage for backward running. The system voltage for backward running is set to become higher than the system voltage applied for forward running for an identical level of acceleration requirement for the vehicle.08-22-2013
20130218393CONTROL DEVICE AND CONTROL METHOD FOR ELECTRIC POWERED VEHICLE - In an electric powered vehicle in which vehicle driving force for reverse running is produced by a traction motor, vehicle driving force is set by a product of a base value set at least based on an accelerator opening and an amplification factor. The amplification factor is set at k08-22-2013
20120143421SHIFTING CONTROL FOR A HYBRID VEHICLE - A system and method for shifting a hybrid vehicle is provided which utilizes one or more controllers to release one or more clutches and brakes when a transmission is shifted into neutral or park and then prevents a rotational element from being rotated by controlling an engine and a motor/generator when the transmission is in neutral or park. Accordingly, shift shock or slip is minimized when a transmission is shifted from a park or a neutral to a drive or a reverse, thus improving a shifting feeling and safety of the vehicle.06-07-2012
20120143419PROTECTING A HIGH VOLTAGE BATTERY IN A HYBRID ELECTRIC VEHICLE - The present invention protects a high voltage battery in a hybrid electric vehicle. More particularly, it makes it possible to prevent a battery from being overcharged when a motor or an inverter system breaks, with the hybrid vehicle traveling. The technique for protecting a high voltage battery in a hybrid electric vehicle illustratively comprises: checking whether a motor functions properly; setting a virtual acceleration pedal value and keeping a present desired shifting map, when the motor breaks; determining a desired shifting stage according to the present desired shifting map based on the virtual acceleration pedal value; and, in certain embodiments, switching or keeping the engine control mode by comparing a value of a predetermined maximum engine speed region with the present engine speed in order to prevent high-speed rotation of the motor.06-07-2012
20120143417SYSTEM FOR ERROR DETECTION OF HYBRID VEHICLE AND METHOD THEREOF - The present invention relates to a failure diagnosis device of a hybrid vehicle that detects and diagnoses a failure of a power module of a motor control device of a hybrid vehicle, and a method thereof. More specifically, a failure diagnosis device of a hybrid vehicle, which is provided along with an engine and a motor as a power source, and a motor control device for controlling operating speed and torque of the motor according to driving demand, is provided. The motor control device may include a control portion that controls a phase transformation such that DC voltage of a battery is transformed to voltage/current having a variable frequency, a power module that is provided with power switch elements to perform the phase transformation by the control portion, and a diagnosis module that independently diagnoses the current of each phase that is outputted by the power module.06-07-2012
20120143413DEVICE AND METHOD FOR CALCULATING DISTANCE TO EMPTY OF ELECTRIC VEHICLE - The prevent invention provides a device and a method for calculating a distance to empty of an electric vehicle which can reduce an initial error in estimating a distance to empty of an electric vehicle. The device and the method for calculating a distance to empty of an electric vehicle can provide more accurate DTE information from the start to the end of traveling by reducing the earlier error, in estimating the DTE from the amount of the presently remaining fuel (the amount of remaining capacity of a battery) of the electric vehicle.06-07-2012
20120143425ELECTRIC VEHICLE AND METHOD FOR SETTING TOTAL ALLOWABLE DISCHARGE ELECTRIC ENERGY IN THE ELECTRIC VEHICLE - When an accumulated charge amount of a first slave battery reaches a preset accumulated charge amount or less, the first slave battery is set as a used secondary battery, and when a master battery and a second slave battery are connected to sides of motors, accumulated charge amount differences of the master battery and the second slave battery are respectively set as allowable discharge electric energies E06-07-2012
20120143424FUEL CELL DRIVE SYSTEM - A motor system includes detecting a duration of idle stop by an idle stop end state detection unit when the idle stop mode of the fuel cell ends; estimating recovery time taken for total voltage of the fuel cell to reach voltage at the idle operation by a fuel cell stack total voltage recovery time estimation unit based on the detected duration; and correcting and reducing a changing rate of the drive motor request torque by the drive motor request torque reduction correction unit based on the estimated recovery time.06-07-2012
20110238250SYSTEM CONTROL APPARATUS FOR A MOBILE BODY, AND MOBILE BODY THEREWITH - A system control apparatus for a mobile body which controls a motor and the entire system of the mobile body while monitoring the remaining capacity of a battery includes: a remaining capacity estimator which estimates the remaining capacity of the battery; a remaining capacity corrector which corrects the remaining capacity of the battery estimated by the remaining capacity estimator based on at least one of the voltage, current, and temperature of the battery; and a system controller which turns off the driving of the motor on the condition that the remaining capacity of the battery corrected by the remaining capacity corrector becomes equal to or less than a first predetermined remaining capacity.09-29-2011
20120245784METHOD FOR HANDLING DRIVE TORQUE AND/OR BREAKING TORQUE - A method for the control-side handling of drive torque and/or braking torque in a motor vehicle having as a drive assembly which comprises a hybrid drive with an internal combustion engine (09-27-2012
20120245777CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle includes an internal combustion engine and a generator motor, a capacitor, and a driving force assisting unit. Further, the control device includes a switching unit that selects an appropriate traveling range from a plurality of traveling ranges including at least a normal traveling range and a charging priority range for preferentially charging the capacitor and switches the range, and a threshold value increasing unit that increases, when the charging priority range is selected by the switching unit, the predetermined determination threshold value as compared to when the normal traveling range is selected by the switching unit.09-27-2012
20120245773CONTROL SYSTEM FOR ELECTRIC VEHICLE - A control system for an electric vehicle has a vehicle speed calculation section that calculates a speed of the electric vehicle and a control unit that controls an inverter of an electric motor to provide road wheels with a predetermined reference torque in accordance with a manipulated valuable of an accelerator pedal, wherein the unit has a reference torque correction section that changes the reference torque from an original value and then returns the changed reference torque to the original value when a calculated speed of the electric vehicle is in a given speed range.09-27-2012
20090276109SLIP CONTROL FOR A MATERIALS HANDLING VEHICLE - A vehicle is provided comprising: a main body; a plurality of wheels coupled to the main body; a traction motor associated with the main body and coupled to at least one of the wheels for driving the one wheel; control apparatus coupled to the traction motor and generating a motor drive signal to the traction motor; and a first sensor for generating a speed signal indicative of a speed of the driven wheel. The control apparatus may calculate acceleration of the one wheel using changes in the speed signal over time and calculate an acceleration of the vehicle using torque applied by the traction motor and a mass of the vehicle.11-05-2009
20090248230Motor Controller - The present invention provides a motor controller capable of selecting a motor drive system that provides the best possible system efficiency, according to monitored parameters indicative of the vehicle condition and the conditions of the mounted components. A drive signal processing block of the motor controller outputs drive signals to the motor by using a first drive system and a second drive system causing less switching loss than the first drive system, depending on a demanded torque for the motor. A drive system determination block, when an operating point of the motor allows selection between the first drive system and the second drive system, performs switching from the first drive system to the second drive system, based on the condition of an electric component of the vehicle or the vehicle running condition.10-01-2009
20090150015Charge Depleting Energy Management Strategy for Plug-In Hybrid Electric Vehicles - A method for managing power distribution from an engine and a battery in a plug-in hybrid electric vehicle whereby battery power is used to meet a driver demand for power and engine power complements battery power when either battery state-of-charge limit or battery discharge power limit would be exceeded, an external power grid being used to restore battery power following battery charge depletion.06-11-2009
20090112382METHOD AND SYSTEM FOR ALERTING A DRIVER THAT A MOTIVE POWER SYSTEM IS ABOUT TO BE ACTIVATED - An accelerator pedal provides feedback to a driver of a vehicle indicating that an engine is about to be started. This feedback is associated with a threshold position of the accelerator pedal. The threshold position may be fixed and a pedal mapping curve fit to pass through the threshold position. The threshold position may vary and depend on a minimum of the motive power capacity of a battery and an activation power threshold of the engine.04-30-2009
20090112385METHOD FOR DETERMINING A POWER CONSTRAINT FOR CONTROLLING A POWERTRAIN SYSTEM - A method for controlling a powertrain system includes monitoring operating conditions of an engine, a transmission device, and an energy storage device. The method further includes determining a first power constraint, filtering the first power constraint utilizing a first filter response time when the first power constraint changes in a first direction, and filtering the first power constraint utilizing a second filter response time when the first power constraint changes in a second direction.04-30-2009
20090112384Startup sequence control method of fuel cell-super capacitor hybrid electric vehicle - The present invention provides a startup sequence control method of fuel cell-super capacitor hybrid electric vehicles, which can protect a fuel cell at the time of the starting of the fuel cell, reduce the start-up time and promote convenience of a driver in a fuel cell-super capacitor serial hybrid system which does not employ a high-voltage power converter. The startup sequence control method comprises the steps of: determining whether or not a low-voltage auxiliary battery is in a state where its voltage is less than a reference voltage or in a cold start condition after a key-on signal has been input; if the auxiliary battery is in the state where its voltage is less than a reference voltage or in the cold start condition, matching the voltage of a main bus terminal to the voltage of an auxiliary power source through the voltage boost of a power converter; turning on a relay for cutting off the voltage of the auxiliary power source and a main relay of a precharge unit for the auxiliary power source; and turning off the power converter and then driving a fuel cell auxiliary component using the auxiliary power source to thereby boost a fuel cell voltage.04-30-2009
20110130907POWER SOURCE MODULE AND METHOD FOR USING THE SAME - A power source module comprises a plurality of socket modules, at least one exchangeable battery module, and at least one system control unit. The socket modules are connected in parallel. The exchangeable battery module can be arbitrarily inserted into one of the socket modules. The system control unit is configured to transmit an instruction signal for controlling a switch of the exchangeable battery module according to a state of charge of the exchangeable battery module, a sensing result, and operating information of an external device (for example, a motor or a charger), so as to charge or discharge only one exchangeable battery module during a charging and discharging period.06-02-2011
20110130900Actuation System for a Drive Unit of a Motor Vehicle - The invention relates to an actuation system for a drive unit of a motor vehicle, having a drive control unit (06-02-2011
20120143420VEHICLE OPERATION MODE SYSTEMS AND METHODS - A system for controlling a mode of operation of a vehicle having a rechargeable energy storage system (RESS), an engine, and a drive motor coupled to the RESS and the engine, the drive motor selectively powered by at least one of the RESS and the engine includes a controller operable to adjust the vehicle to operate in a plurality of operating modes including a first mode in which the drive motor is powered by the RESS, a second mode in which the drive motor is powered more by the engine than the RESS, and a third mode in which the drive motor is powered by both the RESS and the engine. The third mode includes a plurality of braking modes adjusting the level of automatic brake power and manually requested brake power for providing resistance to the vehicle as the vehicle travels.06-07-2012
20120143411Systems and Methods for Controlling Engine Torque - A vehicular system including an electrical sub-system, an engine generating a first torque to drive a crankshaft, an electric machine applying a second torque to the crankshaft, and a mechanical accessory sub-system applying a third torque to the crankshaft. The vehicular system also includes a control sub-system having a processor and a tangible, non-transitory computer-readable medium, storing instructions that, when executed by the processor, cause the processor to (i) during idle operation of the vehicle, select a mode operation, of a plurality of system modes including a charge mode and a discharge mode, to stabilize a net torque being a sum of the first, second, and third torques, and (ii) control operation of at least one of the electric machine and the engine according to the selected mode.06-07-2012
20120143409SHIFT CONTROLLER APPARATUS - In accordance with the present invention, a drive mode switch is provided that is configured to move in a rotary motion, a substantially fore-and-aft motion and a substantially cross-vehicle motion. The switch sends a signal that corresponds to each of the motions. A controller is provided that receives the signals from the switch and includes programmed software that correlates the signals to various vehicle motion outputs, such as forward and reverse.06-07-2012
20110238249MODULAR DRIVE BRUSHLESS DC MOTOR - A modular drive brushless DC motor is disclosed. In one embodiment, a modular drive brushless DC motor includes a rotor having permanent magnets disposed on the inner surface of the rotor, and a plurality of stators mounted on a stator shaft, where each of the plurality of stators having stator windings wound thereon facing the permanent magnets. The modular drive brushless DC motor also includes a plurality of slave control and commutation units for commutating the plurality of stators and for controlling amount of current and voltage supplied to the plurality of stators. Moreover, the modular drive brushless DC motor includes a master control unit operatively coupled to the plurality of slave control and commutation units for individually actuating the plurality of slave control and commutation units to cause generation of desired torque and speed at the rotor.09-29-2011
20090112383Operator Selectable Electric Vehicle Performance switch - An operator selectable performance control system for an electric vehicle, is provided. In various embodiments, the system includes a motor structured and operable to provide motive power and regenerative braking forces to the vehicle and a mechanical brake assembly structured and operable to exert mechanical braking forces to the vehicle. The system additionally includes a controller operable to control the application of motive power and regenerative braking forces of the motor. The system further includes an operator selectable switch structured and operable to changeably select one of a plurality of vehicle performance routines executable by the controller for affecting maximum vehicle speed and an amount of regenerative braking implemented during vehicle operation.04-30-2009
20090112386ELECTRIC VEHICLE AND REGENERATION CONTROL METHOD FOR ELECTRIC VEHICLE - An electric vehicle includes a device which determines, on the basis of the gradient of a road surface, a target acceleration of the vehicle in the case where the operational states of an accelerator (gas) pedal and a brake pedal of the vehicle are an OFF state when the vehicle is traveling on a down-slope road, a device which determines the correction amount of a regenerative torque for bringing the actual acceleration of the vehicle close to the target acceleration, a device which determines a basic target torque of an electric motor, which becomes a regenerative torque when the operational state of the accelerator (gas) pedal is the OFF state, on the basis of the operational state of the accelerator (gas) pedal, and a device which determines a target torque by correcting the basic target torque on the basis of at least the aforesaid correction amount. The output torque of the electric motor is controlled to the determined target torque. Thus, when the electric vehicle travels on the down-slope road, the regenerative operation of the electric motor is accomplished such that an acceleration suited to the gradient of the road surface can be generated in the vehicle while minimizing the influences of disturbance factors.04-30-2009
20080269971Telematic Method and Apparatus with Integrated Power Source - Telematic method and apparatus adaptively uses fuel cell power source in vehicle with integrated power system, electrical system, telematic system, and body/ powertrain system. Telematic communications systems including internet, digital video broadcast entertainment, digital audio broadcast, digital multimedia broadcast, global positioning system navigation, safety services, intelligent transportation systems, and/or universal mobile telecommunications system. Network-accessible software enables integrated modular function for automated control and provision of fuel cell resources for telematic appliance and/or other vehicle electro-mechanical devices.10-30-2008
20110060488TRAVEL CONTROLLER FOR WORK VEHICLE03-10-2011
20120143426DRIVE CONTROLLER FOR VEHICLE - In a drive controller for a vehicle including: a drive source configured to output a drive force to a first axle serving as one of front and rear wheel axles; an electric motor configured to output a drive force to a second axle serving as the other of the front and rear wheel axles; a one-way power transmission device disposed on a power transmission pathway between the second axle and the electric motor so as to transmit a power drive force from the electric motor to the second axle; a two-way power transmission device that transmits a rotation power from the second axle to the electric motor or transmits the power drive force and a regeneration drive force from the electric motor to the second axle, the drive controller includes: a first detector that detects a speed of the vehicle or a rotation speed of the second axle; a target rotation speed determination section that determines a target rotation speed of the electric motor based on the speed of the vehicle or the rotation speed of the second axle; a second detector that detects a rotation speed of the electric motor; and a controller that controls the electric motor such that the rotation speed of the electric motor is synchronized with the target rotation speed and that controls an output torque of the electric motor or an activation of the two-way power transmission device, when the electric motor starts power drive or regeneration drive while the vehicle is traveling by the drive force from the drive source.06-07-2012
20080319596Charge-discharge management apparatus and computer readable medium comprising instructions for achieving the apparatus - After a final estimated route for a hybrid vehicle is specified, a navigation ECU determines a start point of a scheduled path, which a charging schedule is to be created for. The start point corresponds to a position at a travel distance, which is equivalent to a distance traveled from a present position of the hybrid vehicle along the estimated route for a time period required for creating a charging schedule.12-25-2008
20100305791Method for Controlling Multiple EVT Shifts in a Multi-Mode Hybrid Transmission - A method of performing shifts includes determining whether a multiple-shift maneuver is needed, whether a single-staged input profile is needed, and creating the single-staged input speed profile. The profile is matched to first or second multiple-shift patterns, neither of which utilizes fixed-gear propulsion. The patterns utilize a quasi-asynchronous transitional shift event and an electric torque converter transitional shift event. The quasi-asynchronous event induces controlled slip to an offgoing clutch while providing reaction torque from the electric machines, and offloads torque from the offgoing clutch proportionally to reaction torque. The oncoming clutch begins slipping-engagement prior to completing offloading of the offgoing clutch. At least one of the offgoing and oncoming clutches has non-zero slip speed throughout the quasi-asynchronous event. The electric torque converter event utilizes oncoming and offgoing clutches, completely offloads the offgoing clutch while controlling output torque with the electric machines, and synchronizes and engages the oncoming clutch.12-02-2010
20100305798System And Method For Vehicle Drive Cycle Determination And Energy Management - System and method for vehicle drive cycle determination and energy management is provided. Based on a number of inputs, the system can determine the type of road that the vehicle is likely to drive on as well as the level of traffic congestion that the vehicle is likely to experience. Using these determinations, setpoints for various degrees of freedom, such as engine speed and battery power, can be set to reduce energy usage in the vehicle.12-02-2010
20100305799Drive control apparatus for hybrid electric vehicle and method for controlling the same - In a drive control apparatus, an information storing unit collects first and second information at predetermined intervals while the vehicle runs and the information storing unit stores the first and second information in a storage device. A schedule effective section extracting unit extracts a schedule effective section from a route from an origin to a destination based on the second information. A control index storage controlling unit defines the schedule of the control index of each of multiple predetermined sections within the schedule effective section based on the first information such that fuel consumption of the engine is reduced in the schedule effective section, wherein the defined schedule of the control index is stored in the storage device. An assist control process unit performs drive control of a motor and an engine based on the schedule of the control index.12-02-2010
20120123624Running Control Device for Electric Vehicle - A running control device for an electric vehicle includes: a first calculation unit that calculates a predetermined reference torque required for braking/driving the motor that provides a beneficial effect with regard to power consumption of the electric vehicle; a second calculation unit that calculates interval allocation between a first interval in which the electric vehicle is propelled by braking/driving the motor at the predetermined reference torque and a second interval in which the electric vehicle is coasted without the motor being braked or driven; a third calculation unit that calculates a control requested torque for braking/driving the motor intermittently, so as alternatingly to repeat running of the electric vehicle in the first intervals and coasting of the electric vehicle in the second intervals; and a running control unit that performs running control of the electric vehicle by braking/driving the motor intermittently according to the control requested torque.05-17-2012
20120123625POWER SOURCE SYSTEM FOR ELECTRIC POWERED VEHICLE AND CONTROL METHOD THEREFOR - At the time of external charging, an external charging relay is turned on, and a system main relay is turned off. Therefore, a main battery can be charged by electric power from an external power source, without applying an output voltage of the main battery to a PCU. At the time of external charging, basically, a power supply voltage for an auxiliary system (low voltage system) is generated by a sub DC/DC converter of a small capacity, while a main DC/DC converter of a large capacity used when vehicle is running is stopped. Only when the output of sub DC/DC converter is insufficient to cover the power consumption by the auxiliary system, an ECU operates the main DC/DC converter. Therefore, ECU and auxiliary load group can be operated reliably while efficiency of external charging is improved.05-17-2012
20120123619APPARATUS AND METHOD FOR PROLONGING BATTERY LIFE OF PLUG-IN HYBRID VEHICLE - An apparatus for prolonging battery life of a plug-in hybrid vehicle includes an engine generator set, a motor, a storage battery, a first automatic switch apparatus, a second automatic switch apparatus and a system control unit. The motor, the engine generator set and the storage battery are electrically connected to one another. The first automatic switch apparatus is coupled between the motor and the storage battery, so as to conduct or cut off the electrical connection between the two. The second automatic switch apparatus is coupled between the engine generator set and the storage battery, so as to conduct or cut off the electrical connection between the two. The system control unit is electrically connected to the above components, and judges a residual electric quantity of the storage battery and an efficiency value of the engine generator set, so as to control the first or the second automatic switch apparatus.05-17-2012
20130131899APPARATUS AND METHOD FOR MONITORING BELT SLIP IN BELT-TORQUE ASSISTANCE SYSTEM - An apparatus for monitoring belt slip in a belt-torque assistance system includes a motor-alternator slip control unit that determines whether the belt connecting the motor-alternator with the engine in accordance with driving modes of a vehicle slips, and restricts operation of the motor-alternator in accordance with the slip of the belt, an ECU that outputs the operation state of the engine to the motor-alternator slip control unit, an inverter that changes an alternate current generated from the motor-alternator into a direct current or a direct current into an alternate current to drive the motor-alternator, and outputs a signal according to the speed of a rotor and power generation load to the motor-alternator slip control unit, and a motor-alternator operation control unit that operates the motor-alternator to generate power from the driving power transmitted from the engine and to assist torque of the engine.05-23-2013
20130131901REGENERATION CONTROL DEVICE, HYBRID AUTOMOBILE, REGENERATION CONTROL METHOD, AND PROGRAM - A regeneration control device of a hybrid vehicle comprises a comparison unit for, when a regenerative torque generated in the electric motor is used as a braking force during deceleration of the vehicle using only the electric motor, comparing a preset target deceleration with an actual deceleration; and a control unit for, in a case where the result of comparison of the comparison unit indicates that a state in which the actual deceleration is equal to or lower than the target deceleration occurs in a predetermined pattern though the electric motor is generating the maximum regenerative torque, causing the vehicle to travel using both an engine and the electric motor in a cooperative manner during the next deceleration after the current deceleration has been finished, such that the engine braking and the regeneration torque are both used as a braking force.05-23-2013
20130131902ENGINE START CONTROL DEVICE, HYBRID VEHICLE AND ENGINE START METHOD, AND PROGRAM - The present invention reduces electric power consumption when an electric motor starts an engine and the time required to start the engine. Engine start control is implemented as follows. The RPM of the engine is increased to an RPM (R05-23-2013
20130131903VEHICLE, CONTROL METHOD, AND PROGRAM - The occurrence of shock and the occurrence of the feeling of losing speed can be prevented. When the clutch is engaged from the state in which the clutch is disengaged and a vehicle is being driven by only the power of an electric motor, an electric motor control unit controls the electric motor so that the torque of the electric motor is decreased at a rate determined according to the torque requested by the driver. During the period in which the torque of the electric motor is decreased at the above rate, a clutch control unit controls the engagement of the clutch so that the clutch is engaged after being set to a half-engaged clutch state in which part of the power is transmitted. The present invention is applicable to hybrid vehicles.05-23-2013
20130131904ELECTRIC VEHICLE AND METHOD FOR CONTROLLING SAME - The present invention relates to an electric vehicle and to a method for controlling same. The method for controlling the electric vehicle according to the present invention comprises the steps of: using first data to calculate a first torque value in a first memory; using second data to calculate a second torque value in a second memory having a memory address separate from the first memory; and comparing the first torque value and the second torque value, determining whether an abnormality exists in the torque calculations, and controlling the motion of the vehicle.05-23-2013
20110112709ANTI-JERK CONTROL APPARATUS AND METHOD FOR HYBRID ELECTRIC VEHICLE - The present invention relates to an anti-jerk control apparatus and method for an Hybrid Electric Vehicle (HEV).05-12-2011
20110112711Method, apparatus, signals, and medium for managing power in a hybrid vehicle - A method and apparatus for managing power in a hybrid vehicle is disclosed. The vehicle includes an engine, an electric motor, and an energy storage element coupled to the motor. The method involves receiving a request to supply operating power to drive the vehicle and responding to the request by selecting an apportionment of operating power between the engine and the motor from among a plurality of apportionments having respective operating costs such that the selected apportionment is associated with a minimum operating cost, the operating cost including at least an engine fuel consumption cost and a storage element lifetime cost. The method further involves causing power to be supplied by at least one of the engine and the motor in accordance with the selected apportionment.05-12-2011
20100305795System And Method For Displaying Power Flow In A Hybrid Vehicle - A system and method is provided for determining a mode of operation of a hybrid vehicle, obtaining torque data and speed data based on the mode of operation, and displaying component icons as well as a graphical representation of power flows. The graphical representation of power flows is displayed between pairs of the component icons. The component icons represent components of the hybrid vehicle including an engine, a battery, drive wheels, and an electric machine arrangement.12-02-2010
20100305793METHOD FOR STARTING A HYBRID ELECTRIC VEHICLE - A method of starting a hybrid electric vehicle when a low voltage battery used for starting the vehicle has a depleted charge and a high voltage battery used for propelling the vehicle has ample charge to share. Assuming that other factors are satisfied, the system and method described herein may enable the high voltage battery to provide the low voltage battery with enough charge so that it is able to start an internal combustion engine but not so much charge that it undesirably drains the high voltage battery to a point where it cannot be replenished.12-02-2010
20100305792Dynamically Reconfigurable High Power Energy Storage for Hybrid Vehicles - A system for dynamically reconfiguring high power energy storage of a hybrid electric vehicle is described. The system includes a fault detector, a switch network and a controller. The fault detector is configured to detect a fault condition of one or more energy storage modules of the vehicle energy storage. The switch network is configured to electrically bypass one or more faulty energy storage modules. The controller is configured to determine a faulty energy storage module. The controller determines that current flow between the vehicle energy storage and the hybrid electric vehicle is below a minimum threshold and reconfigures operation controls to operate the vehicle energy storage according to a second configuration that accounts for the electrically bypassed faulty energy storage module. The controller also resumes operation of the vehicle energy storage according to the second configuration.12-02-2010
20100318251MOTOR VEHICLE CONTROL SYSTEM - A motor vehicle control system for controlling a motor vehicle with a hybrid drive comprising an engine and an electric motor and a plurality of functional components each divided into a strategy sub-component, a control sub-component and an actuator sub-component. The functional components include at least an engine functional component, a transmission functional component, and a hybrid functional component for controlling the electric motor and a clutch connected between the internal combustion engine and the electric motor. The strategy sub-component (12-16-2010
20100312425APPARATUS FOR MANAGING ENERGY SUPPLIED TO FUNCTIONAL DEVICE UNITS REALIZING A SPECIFIC FUNCTION - An energy management apparatus is used to manage energy to be supplied to a system. A paid energy resource can be supplied to the system from the outside. The system is provided with two or more functional device units realizing a specific function using the input energy and adapted to satisfy an external request using at least one of the two or more functional device units such that supply of energy to the functional device units can be controlled. In the apparatus, a standardizing means standardizes input energy of each of the two or more functional device units in terms of the cost of the paid energy resource required for producing the input energy. In addition, a determining means determines to which of the two or more functional device units a predetermined quantity of energy should be fed such that the cost incurred in the system can be reduced.12-09-2010
20100312423METHOD AND DEVICE FOR CONTROLLING A PARALLEL HYBRID DRIVE-TRAIN OF A VEHICLE - An method for controlling a parallel hybrid drive-train of a vehicle comprising an automatic transmission and a combustion engine which is connected, via a first shifting device, to an electrical machine, which is connected, via a drive shaft, a starting clutch positioned in the transmission. To guarantee safety and high drive comfort of the vehicle during failure of the starting clutch, shifting failures of the starting clutch are monitored. If a shifting failure is recognized, predetermined contingency procedures are initiated and executed in which either continued drive of the vehicle or slowing down of the vehicle to a stop is possible. A device comprises a monitor with a sensor and parts for analyzing and recognizing shifting failures of the starting clutch. Control parts initiate and execute contingency procedures such that a continued drive operation or slowing down of the vehicle to a stop is possible.12-09-2010
20090069966VEHICULAR DRIVE SYSTEM - Vehicular drive system which is small-sized and/or improved in its fuel economy.03-12-2009
20090069965VEHICULAR DRIVE SYSTEM - Vehicular drive system which is small-sized and/or improved in its fuel economy.03-12-2009
20090069963FUEL CELL VEHICLE - To provide a fuel cell vehicle capable of reducing power consumption during a time of stopping of the vehicle. The fuel cell vehicle includes a scavenging execution determination unit 03-12-2009
20130138279SYSTEM AND METHOD FOR ENERGY MANAGEMENT IN AN ELECTRIC VEHICLE - A vehicular energy management system (EMS) determines a net total power from a traction drive load, an auxiliary device load, and a regenerative power. If the net total power is a net supply power, the EMS causes regenerative power to be provided to a power source and energy source in a controlled manner to initially charge the power source to a desired state-of-charge (SOC) and then subsequently charge the energy source. If the net total power comprises a net power load, the EMS causes power to be drawn from the power source and the energy source, with a split of the power being drawn from the power source and the energy source being based on a magnitude of the net power load. The EMS adjusts/maintains the SOC set-point of the power source and the DC link voltage based on vehicle speed and relative altitude of travel of the vehicle.05-30-2013
20130138281DRIVE DEVICE AND DRIVE CONTROL METHOD FOR ELECTRIC BICYCLE - A drive device and a drive control method for the electric bicycle are disclosed. The drive device of the electric bicycle is equipped with a power supply/storage unit, a compact motor, an inclination sensor, a brake actuation sensor, a pedal-rotating speed sensor and a drive control module. The drive device performs integrated calculations using the inclination information of the inclination sensor, the brake actuation information of the brake actuation sensor and the pedal-rotating speed information of the pedal-rotating speed sensor, so the drive control modules instructs the compact motor and the power supply/storage unit to quickly enter an auxiliary drive mode for rotating wheels of the electric bicycle, or to enter an energy recovery mode for storing electrical energy generated by the compact motor.05-30-2013
20130138284VEHICLE HAVING AT LEAST TWO SINGLE-WHEEL DRIVE UNITS - A vehicle has at least two drive wheels which can be driven in each case by single-wheel drive units which are in particular of structurally identical dimensions and which can be actuated by means of a control device control device determines a target torque which, in a torque distribution unit, can be divided into a first target torque for the first drive unit and a second target torque for the second drive unit. The torque distribution unit is assigned an adjustment unit by means of which the first and/or the second target torque can be corrected with an adjustment factor which can be determined as a function of a torque difference, arising owing to manufacturing and/or component tolerances, between the drive units05-30-2013
20130138287VEHICLE, IN PARTICULAR A HYBRID VEHICLE, AND METHOD FOR CONTROLLING AN AUTOMATED TRANSMISSION UNIT OF A VEHICLE - The invention relates to a vehicle (05-30-2013
20110029172APPARATUS AND METHOD FOR CONTROLLING MOTOR POSITION AND CREEP OF ELECTRIC VEHICLE - The present invention provides an apparatus and method for controlling motor position and creep of an electric vehicle, in which when a running vehicle is stopped, motor position control for maintaining the vehicle in the stopped position even when a brake pedal is released is performed, and then creep torque control is performed such that the vehicle is prevented from rolling backwards and suddenly starting when the vehicle is restarted after a stop on a slope.02-03-2011
20130144477CONTROLLER FOR VEHICLE - A controller for a vehicle including two inverters determines whether a detector currently performs an insulation determination process, and if not, the controller performs random control to randomly vary carrier frequencies corresponding to the two inverters, respectively. In contrast, if the insulation determination process is currently performed, the controller prohibits the random control and fixes the carrier frequencies at reference frequencies, respectively. The reference frequencies are previously set to have a difference Δfs larger than a predetermined value f06-06-2013
20130144478SHIFT RANGE SWITCHER - A shift range switcher includes a motor for switching a shift range and a controller for energizing the motor. The controller estimates temperatures of the motor and controller. The controller adds to the estimated controller temperature a value corresponding to heat generation in the controller due to energization of the motor. The controller subtracts from the estimated controller temperature a value corresponding to heat release from the controller due to de-energization of the motor. The controller adds to the estimated motor temperature a value corresponding to heat generation in the motor due to the energization. The controller subtracts from the estimated motor temperature a value corresponding to heat release from the motor due to the de-energization. The controller prohibits or restricts operations of the controller and the motor when at least one of the controller and motor estimated temperatures reaches an allowable temperature limit.06-06-2013
20130144480ELECTRICALLY DRIVEN VEHICLE - An electrically driven vehicle equipped with electric motors (06-06-2013
20110004363Hybrid vehicles - A hybrid vehicle comprises an internal combustion engine, a traction motor, a starter motor, and a battery bank, all controlled by a microprocessor in accordance with the vehicle's instantaneous torque demands so that the engine is run only under conditions of high efficiency, typically only when the load is at least equal to 30% of the engine's maximum torque output. In some embodiments, a turbocharger may be provided, activated only when the load exceeds the engine's maximum torque output for an extended period; a two-speed transmission may further be provided, to further broaden the vehicle's load range. A hybrid brake system provides regenerative braking, with mechanical braking available in the event the battery bank is fully charged, in emergencies, or at rest; a control mechanism is provided to control the brake system to provide linear brake feel under varying circumstances.01-06-2011
20110004364HYBRID VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle, a target rotational speed and a target torque or a target operation point of an engine are set to a predetermined optimal efficiency rotational speed and a predetermined optimal efficiency torque that enable the engine to be operated efficiently when the engine is operated while a state of charge of the battery is equal to or more than a control-center state of charge after a start of a driving of the vehicle. Then, the engine and motors are controlled so that the engine is operated at the target operation point and a torque equivalent to a torque demand is output to a ring gear shaft or an axle.01-06-2011
20110004365METHOD FOR OPERATING A HYBRID VEHICLE AND HYBRID VEHICLE - A hybrid vehicle and a method for operating a hybrid vehicle are provided, the vehicle including at least a first drive unit and a second drive unit coupled to the first drive unit, wherein the second driving unit recovers kinetic energy during braking the hybrid vehicle, a transmission unit which can be coupled to the first and/or second drive unit and a drive axle. It is proposed to change the transmission ratio of the transmission unit depending on a desired amount of energy recovered by the second drive unit during regenerative braking or a predetermined time period before the anticipated start of regenerative braking.01-06-2011
20100332060POWER CONVERSION CONTROLLING METHOD OF FUEL CELL-BATTERY HYBRID-ELECTRIC VEHICLE AND CONTROL DEVICE - The present invention relates to a method and apparatus for controlling power allocation of a fuel cell-battery hybrid system. A mode switching output value, which is a reference for switching of power supply status and power allocation, is set within a range below a maximum power value of a motor supplied with a constant voltage from the fuel cell and/or the battery. A requested output value is extracted in real time. The mode switching output value is compared with the requested output value. When the requested output value is less than the mode switching output value, a fuel cell converter is operated, and an operation of a battery converter is stopped. When the requested output value is equal to or greater than the mode switching output value, both the fuel cell converter and the battery converter are simultaneously operated in a predetermined output ratio.12-30-2010
20100332064METHOD AND APPARATUS FOR OPERATING A HYBRID VEHICLE - In a method and an apparatus (12-30-2010
20100332061METHOD AND A CONTROL SYSTEM FOR CONTROLLING A WORK MACHINE - A method is provided for controlling a work machine during operation in a repeated work cycle including controlling transfer of power to and from an energy storage arrangement in the work machine according to a predetermined control strategy, which is adapted for the characteristics of the work cycle.12-30-2010
20100332063FUEL CELL VEHICLE - A fuel cell vehicle comprises a motor, a fuel cell, a first DC/DC converter, and a first converter control unit. The first DC/DC converter performs a boosting operation when the fuel cell vehicle runs in a non-stationary state, and does not perform the boosting operation during the vehicle runs in a stationary state.12-30-2010
20110015813MOTOR TORQUE MANAGEMENT ASSOCIATED WITH AUDIBLE NOISE FOR A HYBRID POWERTRAIN SYSTEM - A method for operating a hybrid powertrain system includes monitoring operation of the torque machine, and limiting the motor torque output from the torque machine to a maximum allowable motor torque that is associated with an acceptable audible noise level when the motor speed of the torque machine is within a motor speed range associated with objectionable audible noise.01-20-2011
20110130902METHOD OF SMOOTHING OUTPUT TORQUE - A method of output torque smoothing for a hybrid powertrain having an electric machine and a spark ignition engine with a first cylinder and a second cylinder includes commanding a fuel-cut transition, including consecutively initiating and completing deactivation of the first cylinder and initiating and completing deactivation of the second cylinder. The fuel-cut transition is characterized by an absence of retarding spark to the first cylinder and second cylinder. Fuel is supplied to the first cylinder until the first cylinder completes deactivation and to the second cylinder until the second cylinder completes deactivation. The electric machine captures a first torque from the first cylinder by generating electricity until the first cylinder completes deactivation and captures a second torque from the second cylinder by generating electricity until the second cylinder completes deactivation.06-02-2011
20110130908Mountain Compensation for Hybrid Vehicles - A method for adjusting a preset desired state of charge of an electric energy accumulator of a vehicle, in particular a hybrid vehicle, while traveling uphill and downhill, determines whether the condition for a vehicle traveling uphill or downhill is met according to a preset decision logic. It also determines whether an actual state of charge of the energy accumulator lies within a preset range of the state of charge, and adjusts the desired state of charge according to a preset adjustment logic, if the condition for a vehicle traveling uphill or downhill is met, and the actual state of charge of the energy accumulator lies within the preset range of the state of charge.06-02-2011
20110029170System for selective vehicle operation modes - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that is subject to an administrative standard. In some instances a qualified person or entity may attain a preferred consequential result related to a selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding administrative compliance states and their respective benefits, as well as regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode.02-03-2011
20110029168Route oriented paradigm for hybrid vehicles using route calculation and system utilizing same - A method and apparatus for controlling the operation of a hybrid drive system utilizing route information. The route information may be learned by the vehicle's control system using an exemplary drive of the route or entered into the vehicle's control system manually or in conjunction with mapping or other software. A method for optimizing cost efficiency using a route oriented paradigm for operation of a hybrid drive system.02-03-2011
20110029169CONTROLLER AND METHODS OF CONTROLLING A PERSONAL ELECTRIC MOTORIZED VEHICLE BASED ON A WEIGHT OF AN OPERATOR - A personal electric motorized vehicle, a controller for controlling operation of the vehicle, and methods of controlling the vehicle are provided. The vehicle may include a weight determination device for determining a weight of an operator and a controller for controlling operation of the vehicle based on the weight of the operator. A method of controlling the vehicle may include determining a weight of an operator, communicating the weight to a controller, and controlling operation of the vehicle with the controller based on the weight of the operator.02-03-2011
20110029177Multi-Fuel and Electric-Drive Hybrid Power Train and Vehicle Using the Same - A system and method to control delivery of driving force generated from multiple energy sources to a drive train of a vehicle in motion. In one embodiment, the method includes checking whether the vehicle is in one of a first fuel mode, a second fuel mode, and a third fuel mode, wherein when the vehicle is in the first fuel mode, a first type of fuel is provided to an internal combustion engine, when the vehicle is in the second fuel mode, a second type of fuel is provided to the internal combustion engine, and when the vehicle is in the third fuel mode, no fuel is provided to the internal combustion engine but the drive train is powered by electricity, displaying the status of the current driving mode on a display, receiving a commanding signal for a change of the driving mode, when the change requires a shifting between the first fuel mode and the second fuel mode, and activating a first and a second electric motors to be able to drive the drive train.02-03-2011
20110029175CONTROL SYSTEM AND METHOD FOR HYBRID CONSTRUCTION MACHINE - A control system and method for a hybrid construction machine is provided. The control system for a hybrid construction machine includes an engine, a hydraulic pump driven by the engine to drive a hydraulic actuator, a motor-generator driven by the engine to generate electricity and to drive the hydraulic pump as a motor supplementing the engine, an energy storage device charged with electric energy generated by the motor-generator and supplying the electric energy for motor operation of the motor-generator, a mode detector detecting a working mode of the engine, a torque detector detecting an output torque of the hydraulic pump, a memory storing upper and lower baselines of an engine torque set per working mode of the engine, and a hybrid controller comparing the detected output torque of the hydraulic pump with the upper and lower baselines set according to the detected working mode, controlling power generation of the motor-generator so that the engine is loaded as much as much as a short value if the output torque is less than the lower baseline, and controlling the motor operation of the motor-generator so that the engine output is supplemented as much as an excessive value if the output torque exceeds the upper baseline.02-03-2011
20110029176METHOD FOR OPERATING A FUEL EVAPORATION RETENTION SYSTEM - A method is provided to prevent an undesirable flooding or breaching of an activated charcoal filter during the operation of a hybrid vehicle or of a motor vehicle with automatic start/stop. The method includes monitoring during the operation of the vehicle at least one factor that has an effect on the fuel evaporation and using the monitored factor to prevent an undesirable flooding or breaching of the activated charcoal filter.02-03-2011
20110029171Selective control system for vehicle operating parameters - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that is subject to an administrative standard. In some instances a qualified person or entity may attain a preferred consequential result related to a selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding administrative compliance states and their respective benefits, as well as regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode.02-03-2011
20110130910CONTROL DEVICE FOR VEHICLE - When a charge connector has been removed from a vehicle-side connector while parking lock is set, an ECU determines whether or not there is return history that a momentary shift lever has moved to a home position after removal of the charge connector from the vehicle-side connector. When there is return history and when a brake-on state is set, the shift lever has been operated from the home position to any position of N, D and R, and the resultant position is continuously maintained for a prescribed period of time, the ECU unlocks the parking lock.06-02-2011
20110035085METHOD FOR OPERATING A HYBRID DRIVE DEVICE - A method for operating a hybrid drive device, in particular for a motor vehicle, which has at least one combustion engine and at least one electric machine, the combustion engine and the electric machine being mechanically and operatively connectible to each other by a separating clutch, and a slip torque transmitted by the separating clutch being ascertained. There is a provision for the slip torque to be determined as a function of the speed characteristic of a drive shaft of the combustion engine at least when starting and/or stopping the combustion engine and to be taken into account when operating the hybrid drive device.02-10-2011
20110035084METHOD FOR CALCULATING THE EFFICIENCY OF AN ENERGY STORE, AND USE OF SAID EFFICIENCY - Within the scope of the method for calculating the efficiency of the energy store in a parallel hybrid vehicle, said energy store being connected to the electric machine of a parallel hybrid vehicle and comprising an internal combustion engine and at least one electric machine, the efficiency of the energy store is continuously calculated online or in real time in the energy storage module on the basis of an energy store model using known energy-store-specific parameters and energy-store-specific measured variables.02-10-2011
20110040435THROTTLE-FREE TRANSMISSIONLESS HYBRID VEHICLE - In a high speed mode of operating and electric-gas hybrid car, the combustion engine is directly engaged to the wheels without a transmission and that vehicle speed is controlled without a throttle by electric generator loading of the engine.02-17-2011
20110040432METHOD AND DEVICE FOR OPERATING A HYBRID DRIVE - The invention relates to a method and a device for operating a hybrid vehicle, comprising a parallel hybrid drive train (02-17-2011
20110118917METHOD FOR CONTROLLING COOLING OF POWER CONVERTER FOR HYBRID ELECTRIC VEHICLE - A method for controlling a cooling system for controlling a power converter of a hybrid electric vehicle includes: estimating the temperature of a power converter at the time of a CAN communication error as a current temperature of the power converter and controlling a cooling system at a cooling rate based on the estimated temperature; and controlling the cooling rate of the cooling system depending on whether an output of the power converter is greater than a reference value. According to the method, the cooling system can be more effectively controlled.05-19-2011
20110040436POWER SUPPLY SYSTEM FOR ELECTRICALLY POWERED VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to selected one of the sub power storage devices to convert voltage between the selected sub power storage device and an electric power feeding line bidirectionally. When a request for switching the selected sub power storage device in use is generated, a converter steps up voltage on the electric power feeding line to a predetermined voltage, and thereafter a process for switching relays is performed. The predetermined voltage is higher than any of a voltage output from the main power storage device and a voltage output from a sub power storage device to be newly connected to the converter. Further, during the process for switching connection of the relays, upper limits on electric power input/output to/from the selected sub power storage device are set to 0.02-17-2011
20110040433METHOD AND DEVICE FOR DETERMINING AND PREDICTING A STARTING TORQUE OR A STARTING TORQUE CHARACTERISTIC CURVE REQUIRED FOR STARTING AN INTERNAL COMBUSTION ENGINE - A method and a device for determining, ascertaining and predicting at least one starting torque or starting torque characteristic curve required for starting an internal combustion engine for a vehicle, especially a hybrid vehicle having at least one internal combustion engine and at least one additional motor. The determination and the ascertainment of the starting torque or the starting torque characteristic curve are carried out during the operation of the vehicle. A method for operating at least one motor in a hybrid vehicle is also described.02-17-2011
20110054725METHOD FOR TRANSMITTING TARGET VALUES AND/OR TARGET DRIVE TRAIN STATES - The invention proposes a method for transferring the desired values and/or the desired drive train states of the strategy for the operative functions in a hybrid vehicle, in particular in a parallel hybrid vehicle, comprising a hybrid control system which is divided into at least two functional layers, with one layer being in the form of a strategic layer and the second layer being in the form of an operative layer, in which method, in a first step, the desired drive train state is transmitted from the strategic layer to the operative layer, with the drive train state which is checked and accepted as a target then being transmitted from the operative layer to the strategic layer, with, in a next step, the drive train state which is currently valid after the change or after the switchover to the target state being transmitted from the operative layer to the strategic layer, and with the desired values for continuous variables of the new state then being calculated in the strategic layer and being transmitted to the operative layer.03-03-2011
20110054724METHOD FOR OPTIMIZING THE UTILIZATION OF AN ENERGY STORE CONNECTED TO AN ELECTRIC MACHINE - A method is proposed for optimizing the utilization of the energy store which is connected to the electric machine of a parallel hybrid vehicle, in the scope of which method different lower limits are defined or predefined for the operation of the energy store, wherein a priority is assigned to each vehicle function which requires electric power in order to be performed, wherein different lower energy storage limits are assigned to different priorities in such a way that the energy storage limits are reduced for vehicle functions having a relatively high priority, with the result that said functions are carried out within the physical limits of the energy store.03-03-2011
20100152941System And Method For Displaying Vehicle Efficiency - A system and method for determining and displaying an overall efficiency value of a vehicle. The vehicle may include an engine and an electric machine that operates to provide torque to propel the vehicle. In addition, the vehicle may have an electric power source that provides electric power to the electric machine. A controller may determine and transmit the overall efficiency value so that the information display displays the number of efficiency indicators. Also, the number of efficiency indicators displayed may be based on the overall efficiency value.06-17-2010
20110246004Minimum Energy Route For A Motor Vehicle - Minimum energy routes for a motor vehicle are determined. The minimum energy routes can be calculated using an energy map. Energy management information is determined and provided along the minimum energy route.10-06-2011
20110178667VEHICLE, CONTROLLER AND CONTROLLING METHOD OF THE SAME - The vehicle is provided with a body; a pair of right and left wheels; a first motor that drives one of the wheels; a second motor that drives the other one of wheels; a controller for receiving a target current value for the first motor and controlling current of the first motor; a calculator for receiving the target current value and an actual movement amount of the first motor and calculating a disturbance torque loaded on the first motor; an adjuster for adjusting the target current value for the first motor in a basis of the disturbance torque; a controller for receiving a target current value for the second motor and controlling current of the second motor; a calculator for receiving the target current value and an actual movement amount of the second motor and calculating a disturbance torque loaded on the second motor; an adjuster for adjusting the target current value for the second motor in a basis of the disturbance torque. Accordingly, even if the disturbance torque is loaded, the vehicle can keep running as intended.07-21-2011
20110246013VEHICLE POWER SYSTEM WITH FUEL CELL AUXILIARY POWER UNIT (APU) - A power distribution system comprises at least one fuel cell that is selectively operated in response to conditions to provide power to electrical loads and/or to charge an electrical storage device such as a vehicle battery. One form of an alternator can be selectively engaged or disengaged to provide power to the electrical loads and/or to charge the electrical storage device. Either or both of the fuel cell and alternator can be operated to provide electrical power.10-06-2011
20110246010Technique for Optimizing the Use of the Motor in Hybrid Vehicles - In a hybrid vehicle, selecting the relative usage of the electric motor and the fossil fuel powered engine from moment to moment and also managing the storage of energy in the battery. A computer is used for determining information about a complete trip between a start point and a destination, dividing said complete trip into a plurality of different intervals, and determining, for each of said different intervals, a power level to run the engine at said each of said intervals. An embodiment uses evolutionary computing techniques to determine the most efficient routes.10-06-2011
20110246005APPARATUS FOR HYBRID ENGINE CONTROL AND METHOD OF MANUFACTURING SAME - An apparatus includes a transmission, an engine coupled to an input side of the transmission, and an electromechanical device coupled to an output side of the transmission. The apparatus also includes a differential coupled to the output side of the electromechanical device and a controller coupled to the electromechanical device. The controller is programmed to receive a travel range estimate and control operation of the electromechanical device based on the travel range estimate.10-06-2011
20110087389STANDBY MODE FOR OPTIMIZATION OF EFFICIENCY AND DURABILITY OF A FUEL CELL VEHICLE APPLICATION - A system and method for putting a fuel cell vehicle system into a stand-by mode where there is little or no power being consumed, the quantity of fuel being used is minimal and the fuel cell system is able to quickly recover from the mode. The method includes determining whether predetermined stand-by mode vehicle level entrance criteria have been satisfied at a vehicle control level and predetermined stand-by mode fuel cell level entrance criteria have been satisfied for a fuel cell system control level, and putting the vehicle in the stand-by mode if both the vehicle level entrance criteria and the fuel cell level entrance criteria have been satisfied. The method exits the stand-by mode if predetermined vehicle level exit criteria have been satisfied or predetermined fuel cell level exit criteria have been satisfied.04-14-2011
20110125352METHOD FOR CONTROLLING OUTPUT TORQUE IN POWERTRAINS - A method of controlling output torque in a hybrid or electric vehicle transmissions includes calculating a first long-term output torque constraint and a first short-term output torque constraint. A first effective output torque constraint is determined from at least one of the first long-term and short-term output torque constraints. The first effective output torque constraint is bounded by both of the first long-term and short-term output torque constraints. The method may further include calculating a rate limit, such that determining the first effective output torque constraint includes restricting the magnitude of changes in the first long-term output torque constraint to the calculated rate limit. A spread between the first short-term output torque constraint and the first effective output torque constraint may be measured, and the rate limit calculated as a function of that spread. The rate limit may also be calculated with an inversely-proportional relationship to the spread.05-26-2011
20100138089Hybrid electric vehicle system and method for initiating and operating a hybrid vehicle in a limited operation mode - A system and method for initiating a limited operation mode and operating the hybrid electric vehicle in the limited operation mode is described. The system includes a user interface associated with the hybrid electric vehicle, an operating mode device and a control module. The operating mode device is coupled to the user interface and is configured to initiate one or more vehicle operation modes including a limited operation mode. The operating mode device is further configured to deactivate a second vehicle operation mode if the second vehicle operation mode is currently active in response to initiating the limited operation mode. The control module is coupled to the operating mode device. In some embodiments the control module is configured to generate commands for limiting the hybrid electric vehicle operational performance characteristics when the hybrid electric vehicle is in the limited operation mode.06-03-2010
20110087392MOTOR ASSISTANCE FOR A HYBRID VEHICLE - A method of providing assistance to an internal combustion engine for a vehicle using an electric motor coupled to the engine is provided. The method comprises selectively operating the motor to provide assistance to the engine at predetermined operating conditions of the engine. During at least a portion of the selective operation, the motor is operated at a higher torque than a continuous operating torque rating for the motor. The electric motor is coupled to a crankshaft of the engine at a first side of the engine and a transmission is coupled to the crankshaft at a second side of the engine opposite the first side of the engine.04-14-2011
20110077807Vehicle system for varied compliance benefits - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that is subject to an administrative standard. In some instances a qualified person or entity may attain a possible consequential result related to a user-selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding administrative compliance states and their respective benefits, as well as regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode.03-31-2011
20110077811INTELLIGENT ENERGY MANAGEMENT ARCHITECTURE - Systems and methods are disclosed for energy control and vehicle energy control. A vehicle energy control system includes an intelligent device that is configured to determine an energy demand of the intelligent device during an operation of a vehicle. The vehicle energy control system also includes an energy management system. The energy management system is configured to communicate with the intelligent device regarding the energy demand to coordinate scheduling of energy distribution during the operation. The energy management system is further configured to generate an energy distribution schedule to account for the energy demand and at least a second energy demand of another device.03-31-2011
20110077808Vehicle system for varied compliance benefits - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that is subject to an administrative standard. In some instances a qualified person or entity may attain a possible consequential result related to a user-selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding administrative compliance states and their respective benefits, as well as regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode.03-31-2011
20100235027METHOD FOR REDUCING VIBRATION CAUSED BY GEAR BACKLASH IN DRIVE SYSTEM FOR HYBRID VEHICLE - The present invention provides a method for reducing the vibration caused by gear backlash in a drive system for a hybrid vehicle, where the method can preferably reduce backlash vibration caused by gear elements between a motor and driving wheels when the hybrid vehicle is driven by the motor.09-16-2010
20110246014CONDUCTIVE POWER REFUELING - A high-current transmission device for conductive charging of the batteries of electric vehicles has a socket with an integrated electromechanical switching function and at least one contactor. The contactor is configured without terminal contacts on the side facing the plug-and-socket connection and is part of the socket. The terminal contacts are located on a removable plug that is provided with plug contacts. A modular charging station system for conductive charging of the batteries of electric vehicles has a base unit, a master module, and a user module, with the base unit being configured without electronics and having at least one clamping device for the power feed and compartments for accommodating the master module and the user module. The master module and the user module form a high-current transmission device, with the master module having a socket and the user module having a plug that corresponds to the socket of the master module.10-06-2011
20110087391MOTOR ASSISTANCE FOR A HYBRID VEHICLE BASED ON USER INPUT - A method of providing assistance for an internal combustion engine in providing driving power for a vehicle using an electric motor coupled to the engine is provided. The method comprises selectively operating the motor to provide assistance to the engine at predetermined operating conditions of the engine. The assistance provided to the engine at one or more of the predetermined operating conditions is determined based on one of a plurality of motor assistance profiles. The motor assistance profile upon which the assistance is determined is selected from among the plurality of motor assistance profiles based on an expected driving range provided by a user of the vehicle.04-14-2011
20110087393VEHICULAR ELECTRICAL SYSTEM AND CONTROL METHOD THEREFOR - A method of controlling a vehicular electrical system for a hybrid electric vehicle (HEV) includes providing a high voltage electrical system having a high power electrical energy storage device (HPD) and a power inverter that cooperate to provide power to a hybrid electric vehicle propulsion system, providing a low voltage electrical system having a low voltage power source, at least one accessory power load, and a control switch, and toggling the control switch between an opened and a closed position to isolate the low voltage system from the high voltage system when the switch is opened and to charge the HPD when the control switch is closed.04-14-2011
20110087390MOTOR ASSISTANCE FOR A HYBRID VEHICLE BASED ON PREDICTED DRIVING RANGE - A method of providing assistance to an internal combustion engine for a vehicle using an electric motor coupled to the engine is provided. The method comprises predicting a driving range based on historical driving range data. The historical driving range data includes one or more distances that the vehicle was driven during one or more previous driving cycles. The method further comprises selectively operating the motor to provide assistance to the engine at predetermined operating conditions of the engine. The assistance provided to the engine at one or more of the predetermined operating conditions is determined based at least in part on the predicted driving range.04-14-2011
20110246011OPERATING METHOD FOR A HYBRID VEHICLE WHICH IS DRIVEN ON A CIRCUIT - A hybrid vehicle has an internal combustion engine and a coolable electrical system having at least one connectable electrical machine, power electronics and energy store. The electrical machine can be operated as a motor or a generator. The acceleration profiles of the vehicle, power profiles of the electrical system and temperature profiles of the electrical system are recorded and stored during the respective lap that is being driven and, furthermore, the profile of the performance of the electrical system is optimized with respect to the thermal load capacity of the electrical system in the respective next lap. This allows an optimum power profile of the electrical machine during real operation when a circuit is driven around repeatedly.10-06-2011
20110246009CONTROL DEVICE - A control device for controlling a transmission configured such that when the speed change mechanism performs switching to a shift speed with a lower speed ratio in a negative torque prediction established state in which predicted input torque is negative, the predicted input torque being a predicted value of input torque input to the input member a predetermined determination reference time later, and being derived on the basis of variations in the input torque, special speed change control is executed in which a disengagement hydraulic pressure is lowered to cause a disengagement element to slip, and the disengagement element is maintained in a slipping state over an entire speed change process, which extends from a time point when the disengagement element starts slipping to a time point when a rotational speed is synchronized with a rotational speed of the input member.10-06-2011
20110246008CONTROL DEVICE - A control device controlling a hybrid vehicle drive apparatus that includes an internal combustion engine, a rotary electric machine drivingly connected to a wheel and a clutch selectively drivingly connecting the internal combustion engine with the rotary electric machine. The control device performs control such that, when a start request of the internal combustion engine is issued in the state in which the clutch is released and combustion of the internal combustion engine is stopped, a rotational speed of the internal combustion engine is raised to a rotational speed of the rotary electric machine by transmitting driving torque of the rotary electric machine to the internal combustion engine by increasing a torque transfer capacity of the clutch, and, after the rotational speed of the internal combustion engine is synchronized with the rotational speed of the rotary electric machine, the combustion of the internal combustion engine is started.10-06-2011
20110246007APPARATUS FOR CONTROLLING ELECTRIC WATER PUMP OF HYBRID VEHICLE AND METHOD THEREOF - The present invention relates to a water pump control apparatus of a hybrid vehicle and a control method thereof. An exemplary apparatus according to the present invention includes a thermostat determining a circulation path of the coolant, a coolant temperature sensor, a motorized water pump configured to pump a coolant, and a control portion for controlling the motorized water pump to circulate the coolant, if the hybrid vehicle enters into an EV mode or an idle engine stop mode if the coolant temperature exceeds a predetermined temperature. An exemplary method of the present invention includes the steps of suspending operation of the motorized water pump if the coolant temperature is less than a predetermined value until a cooling fan is operated, and controlling a driving speed of the motorized water pump according to a load of the cooling fan in operation.10-06-2011
20110246006METHOD AND APPARATUS FOR ELECTIC PROPULSION OF A VEHICLE USING A DUAL ENERGY STORAGE SYSTEM - An electric propulsion system for a vehicle includes an electric motor operatively connected to a wheel of the vehicle. The system includes a first energy storage electrically connected to the electric motor to provide electric energy to the electric motor. The first energy storage is characterized by a first energy capacity and a first power capacity. The system includes a second energy storage characterized by a second energy capacity and a second power capacity. The second energy capacity is less than the first energy capacity and the second power capacity is greater than the first power capacity. The system includes a control module that detects a request of power for the vehicle and electrically connects the second energy storage to the electric motor to provide electric power based on the request.10-06-2011
20100185350CONTROL DEVICE FOR ELECTRIC-POWERED VEHICLE, AND ELECTRIC-POWERED VEHICLE WITH CONTROL DEVICE AS WELL AS CONTROL METHOD FOR ELECTRIC-POWERED VEHICLE, AND COMPUTER-READABLE RECORDING MEDIUM BEARING PROGRAM FOR CAUSING COMPUTER TO EXECUTE CONTROL METHOD - A carrier frequency setting unit (07-22-2010
20110093151HYBRID VEHICLE - A hybrid vehicle wherein such a situation that the residual capacity of a battery drops significantly below the lower limit of a reasonable range is avoided while fuel efficiency is enhanced. The hybrid vehicle, including an engine, a generator, a battery, and an electric motor for driving, is further provided with a converter for supplying the voltage of the battery that has been boosted to the electric motor, an eco-switch for selecting a first mode or a second mode in association with the boosting operation of the converter, and a hybrid ECU for changing the upper limit of the voltage boosted by the converter from a first upper limit in the first mode to a second upper limit lower than the first upper limit when the second mode is selected by the eco-switch, and changing the upper limit of the voltage boosted by the converter from the second upper limit to the first upper limit when the residual capacity of the battery drops below a threshold.04-21-2011
20090312896Telematic Method and Apparatus with Integrated Power Source - Telematic method and apparatus adaptively uses fuel cell power source in vehicle with integrated power system, electrical system, telematic system, and body/powertrain system. Telematic communications systems including internet, digital video broadcast entertainment, digital audio broadcast, digital multimedia broadcast, global positioning system navigation, safety services, intelligent transportation systems, and/or universal mobile telecommunications system. Network-accessible software enables integrated modular function for automated control and provision of fuel cell resources for telematic appliance and/or other vehicle electro-mechanical devices.12-17-2009
20090312895Mode change control method of hybrid vehicle - The present invention provides a mode change control method of a hybrid vehicle, which can improve driving performance and power performance and provide a more stable vehicle behavior control during a mode change from an EV mode to a HEV mode. For this purpose, a transmission input speed is compared with an engine idle speed. If the transmission input speed is lower than the engine idle speed, the pressure of a clutch is open-loop controlled so that an optimal engine torque of operation point determination circuit can be transferred to the clutch. On the other hand, if the transmission input speed is equal to or higher than the engine idle speed, the clutch pressure is feedback-controlled so that a delta RPM follows a target delta RPM profile.12-17-2009
20100057282METHODS AND SYSTEMS FOR PROVIDING COMMUNICATIONS BETWEEN A BATTERY CHARGER AND A BATTERY CONTROL UNIT FOR A HYBRID VEHICLE - A method for communicating between a battery charger and a battery control unit in a hybrid vehicle includes the steps of forming a first message with at least a renewable energy storage system (RESS) command and a command security measure for the RESS command, transmitting the first message from the battery control unit to the battery charger, forming a second message in response to the first message with at least an RESS response and a response security measure for the RESS response, and transmitting the second message from the battery charger to the battery control unit.03-04-2010
20120245785HYBRID VEHICLE AND CONTROL METHOD THEREOF - A hybrid vehicle which runs on power from at least one of an electric motor and an engine. When a required output exceeds a sum of an output of the electric motor which is driven by electric power supplied from a battery and an output of the engine while the hybrid vehicle is running on a drive mode in which at least the engine works as a drive source with a clutch engaged, the a transmission ratio changing unit increases a ratio of electrical transmission to mechanical transmission of the output of the engine, and an engaging/disengaging control unit releases the clutch at a time point when the mechanically-transmitted output of the engine becomes 0, with the clutch engaged.09-27-2012
20120245776CONTROL APPARATUS AND CONTROL METHOD FOR ELECTRICALLY DRIVEN VEHICLE - Even when the effective radii of wheels differ from each other because of a change in tire pneumatic pressure, the difference in driving force between left and right drive wheels are substantially zeroed to suppress a turning force to thereby increase the traveling stability. The use is made of a corrector for correcting a command value to be outputted to a drive circuit for an electric drive motor for each of the drive wheels. This corrector receives the steering angle, the respective numbers of revolutions of the drive wheels and an electric drive motor current and corrects with the use of the steering angle as measured with respect to a traveling direction so that command values relative to the drive wheels may have such a relation that the turning force induced in a vehicle as a result of the difference in effective radius between the drive wheels can be suppressed.09-27-2012
20120245775ADAPTIVE REAL-TIME DRIVER ADVISORY CONTROL FOR A HYBRID ELECTRIC VEHICLE TO ACHIEVE FUEL ECONOMY IMPROVEMENT - A vehicle powertrain controller includes a fuzzy logic-based adaptive algorithm with a learning capability that estimates a driver's long term driving preferences. An adaptive algorithm arbitrates competing requirements for good fuel economy, avoidance of intrusiveness and vehicle drivability. A driver's acceptance or rejection of advisory information may be used to adapt subsequent advisory information to the driving style. Vehicle performance is maintained in accordance with a driver's driving style.09-27-2012
20100131138ON/OFF CONTROL METHOD FOR AIR BLOWER OF FUEL CELL VEHICLE - On/off times of the air blower of a fuel cell hybrid vehicle equipped with a fuel cell as a main power source and a supercapacitor as an auxiliary power source are controlled to vary according to supercapacitor voltage, motor current, stack voltage and/or stack voltage rise/drop rate. Accordingly, the voltage of the fuel cell stack can be prevented from far exceeding a predetermined maximum voltage. Moreover, vehicle acceleration response during switching-off of the air blower can be improved.05-27-2010
20100131137POWER SUPPLY SYSTEM, VEHICLE WITH THE SAME AND CHARGE/DISCHARGE CONTROL METHOD - A vehicle starts traveling in an EV travel mode. When a reset request is issued to a first power storage unit, current control is performed to discharge actively the first power storage unit. After time when charging by an external power supply becomes allowed, a discharge current of the first power storage unit to be reset is kept at a constant current value, and a second power storage unit not to be reset is charged with a charge current including at least the discharge current of the first power storage unit. When a distinctive point appears on a battery voltage characteristic of the first power storage unit at a subsequent time, an estimated value of an SOC of the first power storage unit is reset to a predetermined reference value.05-27-2010
20120245778CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle includes an internal combustion engine and a generator motor, a capacitor, and a driving force assisting unit. Further, the control device includes a switching unit that selects an appropriate traveling range from a plurality of traveling ranges including at least a normal traveling range and a charging priority range for preferentially charging the capacitor and switches the range, and a threshold value increasing unit that increases, when the charging priority range is selected by the switching unit, the predetermined determination threshold value as compared to when the normal traveling range is selected by the switching unit.09-27-2012
20120245774DRIVING DEVICE FOR VEHICLE - A rotation speed controller performs a rotation speed control to allow the rotation speed of a first rotating electrical machine to be equal to a start up target value, when an internal combustion engine is started while a frictional engagement device is disengaged. An engagement controller controls a non-synchronization engagement of the frictional engagement device and allows the frictional engagement device to be in a direct engagement state when performing the rotation speed control. A start up instruction unit gives a start up instruction with respect to the internal combustion engine on condition of being directly engaged. The rotation speed controller sets the start up target value so that a rotation speed at the time of a direct connection, which is a rotation speed of the engine while in direct engagement, becomes a start up rotation speed that is set within a startable rotation speed range of the engine.09-27-2012
20100063660DRIVE CONTROL DEVICE FOR VEHICLE, AND VEHICLE - A vehicle is mounted with a drive device provided with a plurality of rotating electrical machines, and a drive unit driving the plurality of rotating electrical machines. A drive control device for the vehicle includes an electrical leak detector detecting electrical leak in the drive device, and a control device. The control device identifies an electrical leak location by receiving a result of the detection made by the electrical leak detector, and determines which rotating electrical machine out of the plurality of rotating electrical machines is allowed to operate when the vehicle is driven next time, in accordance with the electrical leak location, while the vehicle is stopped.03-11-2010
20100063661CONTROL DEVICE AND CONTROL METHOD FOR VEHICLE - In a hybrid vehicle equipped with an EV switch and a cruise switch operated by the driver, an ECU detects on/off of the EV switch and on/off of the cruise switch, determines whether or not both the EV switch and the cruise switch are on, and if both of them are on, prohibits transmission of an EV travel control command to an inverter and an engine ECU and transmits a cruise travel control command thereto.03-11-2010
20100070123VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle equipped with an engine, a planetary gear mechanism linked to the output shaft of the engine and to a driveshaft, a first motor linked the planetary gear, a second motor inputting and outputting power to and from the driveshaft, and a battery inputting and outputting electric power to and from the motors, when the battery temperature Tb is lower than the preset reference temperature Tbref, drive control prohibits the intermittent operation of the engine and controls the engine and the motors to output the torque demand to the driveshaft with warm-up control of the battery. When the battery temperature Tb is higher than or equal to the preset reference temperature Tbref and the cooling water temperature Tw is higher than or equal to the preset reference temperature Twref, drive control performs the intermittent operation of the engine and controls the engine and the motors to output the torque demand to the driveshaft. When the battery temperature Tb is higher than or equal to the preset reference temperature Tbref and the cooling water temperature Tw is lower than the preset reference temperature Twref, drive control prohibits the operation of the engine and controls the engine and the motors to keep the warm-up control of the battery and to output the torque demand to the driveshaft.03-18-2010
20110178662DERIVATIVE-BASED HYBRID DRIVE MOTOR CONTROL FOR DRIVELINE OSCILLATION SMOOTHING - A method minimizes driveline disturbances in a vehicle having a motor generator unit (MGU) and a controller, which may be a motor control processor or a hybrid control processor. The method includes determining a set of motor values of the MGU, including a change in motor speed, a derivative of the change in motor speed, and a motor jerk value; calculating a corrective final torque value for the MGU as a function of the set of motor values; and commanding the corrective final torque value from the MGU during a predetermined event, e.g., engine restart. Calculations and commanding the corrective final torque value are conducted by the controller within a calibrated minimum processing loop time. A vehicle includes first and second MGUs, and a controller electrically connected to the second MGU. The controller has the algorithm for minimizing driveline disturbances as noted above.07-21-2011
20100057283COMMANDED AND ESTIMATED ENGINE TORQUE ADJUSTMENT - An engine control system comprises first and second integral modules, a summer module, and a torque adjustment module. The first integral module determines an engine speed (RPM) integral value based on a difference between a desired RPM and a measured RPM. The second integral module determines a torque integral value based on a difference between a desired torque output for an engine and an estimated torque of the engine. The summer module determines an RPM-torque integral value based on a difference between the RPM and torque integral values. The torque adjustment module determines a torque adjustment value based on the RPM-torque integral value and adjusts the desired torque output and the estimated torque based on the torque adjustment value.03-04-2010
20100057280INFORMATION DISPLAY SYSTEMS AND METHODS FOR HYBRID VEHICLES - An information display system is provided that presents the configuration of a vehicle's axles along with one or more other powertrain components in iconic format to the vehicle operator. The information display system may also present information that allows the driver to increase fuel efficiency.03-04-2010
20100057281INFORMATION DISPLAY SYSTEMS AND METHODS FOR HYBRID VEHICLES - Information display systems present information that allows the driver to increase fuel efficiency of a vehicle, such as a hybrid vehicle. In one example, the systems present information in a manner that allows the driver to maximize the time that the hybrid vehicle is able to operate in electric launch mode. One manner is employing a graphical display that generates visual indicators and easily understood graphical representations that display the actual fuel efficiency currently being achieved in comparison to the driver's application of the throttle. As a result, the driver may be able to modify driving habits in order to keep the hybrid vehicle in electric launch mode for as long as possible.03-04-2010
20100070120Engine load management for traction vehicles - An electric drive system includes a fuel-driven engine (03-18-2010
20110153131METERING SYSTEM AND METHOD OF OPERATION - A metering system for measuring the electrical power used to charge a vehicle is provided. The metering system includes an electrical meter operably coupled to a conductor connected to the vehicle and an electrical outlet. A controller receives signals from the meter to record the measured electrical consumption. The controller includes a plurality of communications devices for communicating with different communications carriers. In one embodiment, the controller selects one of the communications devices based on availability and a desired criterion. The selected communications device then transmits the measured electrical power consumption to a utility provider. In one embodiment, the metering system is mobile.06-23-2011
20110153128HYBRID POWERTRAIN DIAGNOSTICS - Some exemplary embodiments include methods of operating a hybrid powertrain system including an engine and a motor/generator. One exemplary method includes sensing a characteristic of the motor/generator, determining a first net torque of the engine based upon a model, determining a second net torque of the engine based upon the characteristic of the motor/generator, and diagnosing the system based upon the first net torque and the second net torque. Further exemplary embodiments include hybrid powertrain methods, hybrid powertrain systems, and articles of manufacture configured to store computer executable instructions for hybrid powertrains. Further embodiments, forms, objects, features, advantages, aspects, and benefits shall become apparent from the following description and drawings.06-23-2011
20110082607System And Method For Balancing A Storage Battery For An Automotive Vehicle - A system and method is provided for balancing a storage battery for an automotive vehicle. The battery is of the type including a plurality of storage cells. The system includes a thermoelectric device and a controller. The thermoelectric device receives thermal energy and converts the thermal energy into electric energy. The controller determines a subset of the storage cells in the battery to be charged based on an amount of electric charge in each of the storage cells. Furthermore, the controller causes the electric energy to be distributed to each storage cell in the subset in an effort to balance the battery in the vehicle.04-07-2011
20110082608METHOD AND DEVICE FOR DETERMINING LEARNED VALUES FOR CONTROLLING AN INTERNAL COMBUSTION ENGINE - A method for ascertaining learned values for controlling an internal combustion engine, a second drive unit, e.g., an electric motor, drags the internal combustion engine in a specific operating state, and the learned values are ascertained in this operating state.04-07-2011
20110251743Mackay cold-expansion engine system - The present invention provides an integrated engine system; said integrated engine system includes an air-compression means, an air-buffer-system, a power-management-unit, and at least two cold-expansion-chambers; wherein each of said at least two cold-expansion-chamber includes a spark-ignition means, a fuel-supplying means, a cold-air-injection means, and a reenergize-air-injection means; each cold-expansion-chamber operates in a Mackay Cold-Expansion Cycle, which includes a first-intake-process, a hot-combustion-process, a fuel-cooling-process, a second-intake-process, a cold-expansion-process, and an active-exhaust-process; wherein the fuel-cooling-process may be disabled according to the operation condition.10-13-2011
20110098873HYBRID CONSTRUCTION MACHINE - A hybrid construction machine includes an engine, a hydraulic pump configured to be driven by the engine, a hydraulic actuator configured to be driven with a hydraulic pressure from the hydraulic pump, an electric motor configured to assist the driving of the engine, and a generator configured to be driven by the engine to generate power. The number of revolutions of the engine is caused to vary in accordance with the size of a load on the engine. In response to a decrease in the load requested of the engine, the engine is decelerated by causing the generator to generate power. In response to an increase in the load requested of the engine, the engine is accelerated by assisting the engine by driving the electric motor.04-28-2011
20110251745POWER SUPPLY SYSTEM FOR ELECTRICALLY POWERED VEHICLE, ELECTRICALLY POWERED VEHICLE, AND METHOD FOR CONTROLLING THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to selected one of the sub power storage devices to convert voltage between the selected sub power storage device and an electric power feeding line bidirectionally. When the travel mode of an electrically powered vehicle is an EV mode, switching processing of a sub power storage device is performed based on the selected sub power storage device's SOC. On the other hand, when the travel mode of the electrically powered vehicle is an HV mode, control under which the SOC of the main power storage device and the plurality of sub power storage devices as a whole is kept constant is carried out, and switching of the selected sub power storage device is prohibited.10-13-2011
20100250043REFUELABLE BATTERY-POWERED ELECTRIC VEHICLE - The electrical vehicle energy storage system permits the electric refueling of the electric vehicle just like an automobile would be refueled with gasoline at a gas station. Circuitry on board the vehicle accessible by the electric refueling station enables the determination of the energy content of the battery module or modules returned to the electric refueling station and the owner of the vehicle is given credit for the energy remaining in the battery module or modules which have been exchanged. Selective refueling may take place for given battery modules by removing them from the battery system and charging them at home, office or factory. A process for operating an electric vehicle is also disclosed and claimed.09-30-2010
20110106360AUTOMATIC TRANSMISSION DRIVING SYSTEM FOR ELECTRIC VEHICLE MOTOR - The present invention relates to an electric vehicle motor automatic transmission driving system. The motor automatic transmission driving system includes a motor, a gear transmission, one or more battery groups and a control system. The control system includes a motor controller, a system controller, a battery voltage sensor, a battery current sensor, a first rotation speed encoder, a second rotation speed encoder, a fork position sensor group, a transmission oil (fluid) temperature sensor and a pressure source sensor. The power input of the motor controller is connected with the outputs of one or more battery groups respectively via a first power leads, the power output of the motor controller is connected with the power input of the motor via a second power lead. According to the invention, the motor shaft also act as the first shaft of the gear transmission and the said motor is an AC induction motor or an AC permanent magnet motor.05-05-2011
20110082610CONTROLLER OF HYBRID CONSTRUCTION MACHINE - An efficient use of discharged energy of a boom cylinder is provided. A control unit C has a function of receiving an output signal from a sensor 04-07-2011
20110082611CONTROL APPARATUS AND CONTROL METHOD FOR HYBRID VEHICLE - In a hybrid vehicle including: a first battery; a first boost converter for converting an output voltage of the first battery and outputting the output voltage to a motor generator; a second battery; and a second boost converter for converting an output voltage of the second battery and outputting the output voltage to the motor generator, an ECU performs HV drive control for driving the hybrid vehicle by using driving power of both an engine and the motor generator, and stops the second boost converter, when an SOC(04-07-2011
20110082609STARTING METHOD OF A THERMAL ENGINE OF A VEHICLE WITH HYBRID PROPULSION - A starting method of an internal combustion thermal engine of a vehicle with hybrid propulsion provided with a transmission equipped with a twin-clutch gearbox and a reversible electric machine connected to a first primary shaft; the starting method including the steps of: making the electric machine work as an engine for producing a torque; partially closing a first clutch connected to the first primary shaft in order to make the first clutch itself slip to transmit part of the torque generated by the electric machine to a drive shaft of the thermal engine; engaging a gear coupled to a second primary shaft to mechanically connect the second primary shaft itself to the driving wheels; and closing partially a second clutch connected to the second primary shaft in order to make the second clutch itself slip and transmit part of the torque generated by the electric machine to the driving wheels.04-07-2011
20120150372Electrical Vehicle Energy System and Operating Method Thereof - An electric vehicle energy system is provided. The electrical vehicle energy system includes an electrical control unit used for producing the electric vehicle mode according to the external input signals. The electrical vehicle energy further includes an energy storage system used for producing a motor control signal according to an electric vehicle mode. The power loop structure includes at least a first power module and a second power module. The structure further includes at least a first detector and a second detector used for producing a first detecting signal and a second detecting signal according to the first power module and the second power module. The power loop structure further includes an energy storage controller used for producing the plurality of switch control signals according to the electric vehicle mode, the first detecting signal and the second detecting signal through a control area network by a voltage-difference hysteresis operation.06-14-2012
20110153134Method for Finding a Clutch Slip Point of a Hybrid Vehicle - The present invention essentially relates to a method for finding a slip point of a hybrid vehicle (06-23-2011
20110153132Control Device of a Four-Wheel Drive Electric Vehicle and Method Thereof - A method of controlling an accelerator of a four-wheel drive electric vehicle comprises the steps of controlling power output of the vehicle by a sum of an output torque of a main drive motor and an output torque an auxiliary drive motor with the output torque of the main drive motor being determined by a position of the accelerator pedal. The output torque T06-23-2011
20110153127OPTIMIZED POWERTRAIN WITH ROUTE-LEARNING FEATURE - The technology described herein provides a powertrain system with a route-learning feature. Particularly, learned information is used to optimize powertrain operation along any learned route. The learned information comprises, generally, feedback from the vehicle's acceleration and brake sensors and information from an on-board trip computer. At the least, the powertrain is able to optimize its operation to a driver's preference based on the feedback recorded along a particular route that the driver has specified. The route-learning powertrain control described herein is particularly useful with a hybrid powertrain, and can be used to optimize start/stop and regenerative braking control. The system described herein can also be integrated with a navigation system and GPS receiver, to provide more accurate route-learning and/or automated operation.06-23-2011
20110071712Driving power control apparatus for vehicle and method for controlling vehicle - A driving power control apparatus for a vehicle having an internal combustion engine and an electric motor includes a charge specifying unit and a schedule specifying unit. When determining that congestion exists ahead based on received wireless information, the charge specifying unit specifies a required charge quantity of a battery, which is needed at a congestion start, such that a charge quantity of the battery remains more than a predetermined quantity at a congestion end after traveling through the congestion using the motor. The schedule specifying unit extracts a partial section in advance of the congestion start. The schedule specifying unit further specifies a schedule of a control index in the partial section, such that the charge quantity of the battery at the congestion start is more than the required charge quantity.03-24-2011
20120035792Hybrid Motor Vehicle Device - A hybrid motor vehicle device with a data input unit, which has at least one operating element for a user input of at least one drive distance parameter, and with a calculating unit, which is provided to adapt a hybrid operating strategy to the at least one drive distance parameter. The calculating unit in at least one hybrid operating mode is provided to assign the at least one operating element to a destination-independent input function of the at least one drive distance parameter characterizing a predicted drive distance.02-09-2012
20110077812VEHICLE AND METHOD FOR CONTROLLING THE SAME - A vehicle includes a battery, an electric power reception unit receiving electric power from an electric power transmission unit external to the vehicle, and a motor generator driven by the electric power supplied from the battery and the electric power supplied from the electric power reception unit. The control device calculates the first electric power that can be output from the battery, calculates the second electric power that can be charged from outside based on the transmittable electric power of the electric power transmission unit and the chargeable electric power of the electric power reception unit, obtains the sum of the first electric power and the second electric power as electric power suppliable from a power supply, and performs drive control of a motor generator based on the electric power suppliable from a power supply.03-31-2011
20110077810ELECTRIC DRIVE APPARATUS AND PROCESS - An electric drive apparatus includes a controller for controlling an electric motor and a continuously-variable transmission connected with the motor. The controller controls the motor and the continuously-variable transmission in a first control mode to control the transmission ratio of the continuously-variable transmission to a predetermined fixed ratio so as to hold the transmission ratio at the fixed ratio, and to control the motor to achieve the demand motor torque when a demand motor operation point determined from a predetermined assumed ratio is within a predetermined operation range, and to control the motor and the continuously-variable transmission in a second control mode to vary the transmission ratio and to control the motor to achieve a desired driving torque for a driven member driven by the motor when the demand motor operation point is not within the predetermined operation range.03-31-2011
20110077806Selective implementation of an optional vehicle mode - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that is subject to an administrative standard. In some instances a qualified person or entity may attain a preferred consequential result related to a selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding administrative compliance states and their respective benefits, as well as regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode.03-31-2011
20110077805Selective implementation of an optional vehicle mode - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that is subject to an administrative standard. In some instances a qualified person or entity may attain a preferred consequential result related to a selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding administrative compliance states and their respective benefits, as well as regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode.03-31-2011
20110071715ELECTRIC VEHICLE - An electric vehicle includes a base; a front wheel that can be driven omnidirectionaly; a rear wheel that is mounted on the base so that a symmetry axis is parallel with a symmetry axis of the front wheel; a seat member that is mounted so that a straight line connecting a wheel center of the front wheel and a wheel center of the rear wheel specifies a fore-and-aft direction; an controller that detects an acceleration and deceleration command and a turning command; an inclination sensor that detects inclination of the base; and a control unit that controls acceleration and deceleration of the base based on the acceleration and deceleration command detected by the controller, that controls turning of the base based on the turning command detected by the controller, and that controls translational motion of the base based on inclination of the base detected by the inclination sensor.03-24-2011
20110071716METHODS OF OPERATING A SERIES HYBRID VEHICLE - A method for operating a series hybrid vehicle is provided, in which an engine generates secondary power that is either stored or used as direct input energy by a secondary power source to provide motive power to the vehicle. Regenerative braking is used to convert kinetic energy of the vehicle into secondary energy, which is also stored. When the vehicle driver makes a power demand, the secondary power source is powered by secondary energy from an energy storage device, direct input energy generated by the engine, or both, depending on the amount of stored secondary energy in combination with vehicle speed. When in use, the power level at which the engine is operated is also determined on the basis of available stored energy and vehicle speed. At higher vehicle speeds, the amount of stored energy is allowed to be depleted in order to increase the available storage capacity for regenerative braking.03-24-2011
20110071713System and Method for Initiating Operation of a Fuel Cell Hybrid Vehicle - The present disclosure provides a method and system for powering a hybrid electric vehicle with a fuel cell, and in particular, efficiently initiating power generation in the fuel cell, the method and system comprising electrically connecting a battery to an ultracapacitor-based propulsion energy storage; using the battery to charge the propulsion energy storage to a predetermined voltage level for powering an air delivery compressor for a predetermined amount of time; disconnecting the battery from the propulsion energy storage; electrically connecting the propulsion energy storage to the air delivery compressor; operating the air delivery compressor using the charge on the propulsion energy storage to provide a predetermined quantity of air to the fuel cell; and causing the fuel cell to generate electricity.03-24-2011
20110071711Controller And Control Method For A Motorised Vehicle - A controller and control method for a motorised vehicle such a wheelchair are provided. The motorised vehicle has at least two driven wheels driven independently by a motor arrangement, and the controller receives a number of input signals from a user input device of the motorised vehicle. The controller comprises drive control circuitry for generating control signals for controlling the driving of the driven wheels by the motor arrangement, the control signals being dependent on the input signals. Speed assist circuitry is responsive to an indication of current consumed in driving the driven wheels to detect occurrence of a loading condition. On detection of occurrence of a loading condition, the speed assist circuitry is then arranged to boost at least one of the input signals in order to boost top speed in the presence of the loading condition. This significantly improves the control of the motorised vehicle in situations where the occurrence of the loading condition may otherwise prevent the vehicle from moving, as for example may occur when seeking to turn the vehicle at low speed.03-24-2011
20120203412TWIN-CLUTCH TYPE HYBRID TRANSMISSION - A twin-clutch type hybrid transmission is configured to include an input shaft 08-09-2012
20120203411Method and Device for Adapting and/or Diagnosing an Internal Combustion Engine Situated in a Hybrid Vehicle - In a method for adapting and/or diagnosing an internal combustion engine which is situated in a hybrid vehicle and forms a drive unit with at least one secondary machine, a positive or negative drive torque is applied to the internal combustion engine by the secondary machine for setting various operating states of the internal combustion engine, and at least one operating parameter of the internal combustion engine is determined at a set operating point.08-09-2012
20120203410SYSTEM FOR INDUCTIVELY CHARGING VEHICLES, COMPRISING AN ELECTRONIC POSITIONING AID - The main claim involves a system that ensures a self-guiding, electronic positioning of a secondary coil in a vehicle, without the aid of indicators or kinematic or mechanical aids, in relation to a primary coil that is fixed in a structure, in order to guarantee a transfer of energy with over 90% efficiency without the disadvantages of moving, frictional and elastic components in terms of energy consumption, functional safety and wear. To achieve this aim, the coil housing in the structure fulfills the role of an electronics housing, reflective element and cooling element thanks to the choice of material used, the surface and the inner supports and can thus be retrofitted, as a single installation on the structure in the form of an operation-ready complete package, to any flat base with an electric connection. The vehicle can be used both for transporting passengers and loads and can be steered by a vehicle driver or can be operated without a driver, for example for cleaning areas, for the protection of the countryside or for intralogistics08-09-2012
20120303200HYBRID VEHICLE - A hybrid vehicle includes: a catalytic device configured to be electrically heatable to purify exhaust gas of an internal combustion engine; a main power supply device that supplies the motor drive unit with power supply voltage; a power supply device provided for a catalyst, and receiving electric power from the main power supply device and supplying the catalytic device with electric power to heat the catalytic device; and a control device. The control device has a first control mode and a second control mode more immune to variation of the power supply voltage than the first control mode as modes applied to control the motor drive unit. If electric power supplied to the catalytic device from the power supply device for the catalyst is to be changed, the control device previously controls the motor drive unit in the second control mode.11-29-2012
20120303199CONTROL DEVICE OF VEHICLE DRIVE APPARATUS - It is provided a control device of a vehicle drive apparatus in a vehicle including an electric motor for driving drive wheels, the control device controlling an output torque of the electric motor in accordance with a predetermined electric motor torque control characteristic making the output torque of the electric motor larger when a requested drive force is greater such that a drive force of the vehicle becomes equal to the requested drive force requested by a driver, wherein when the stopped vehicle is started, if the requested drive force is equal to or less than a requested drive force judgment value set equal to or less than a necessary start-up drive force necessary for start-up of the vehicle, the control device provides electric motor torque suppression control suppressing the output torque of the electric motor below an output torque determined from the electric motor torque control characteristic.11-29-2012
20120303198ELECTRIC VEHICLE - An electric vehicle is provided with an electric energy consumption calculating unit for calculating the electric energy consumption of a battery for supplying electric energy to a motor for traveling, a virtual gasoline consumption estimating unit for estimating the virtual gasoline consumption corresponding to the electric energy consumption, an electric energy fee calculating unit for calculating the electric energy fee corresponding to the electric energy consumption, a virtual gasoline fee calculating unit for calculating the virtual gasoline fee corresponding to the virtual gasoline consumption, and a fee comparison information output means for outputting information about the comparison between the electric energy fee and the virtual gasoline fee in the form of an image or a speech.11-29-2012
20120303197METHOD AND DEVICE FOR CONTROLLING THE IDLE SPEED IN A HYBRID VEHICLE - A method for controlling the idle speed in a hybrid vehicle in which at least two power plants contribute together or separately to driving the hybrid vehicle, and a setpoint value is compared to an actual value for controlling the idle speed, the setpoint rotational speed being set as a function of the comparison by changing at least one intensification factor of the control. To adapt the control dynamics to the actual transmission characteristics of the first of the two power plants, the idle speed control for the at least two power plants is carried out simultaneously, the at least one intensification factor being continuously adapted to the power output of a first of the two power plants.11-29-2012
20120303196METHOD AND DEVICE FOR VERIFYING A DRIVE TORQUE APPLIED BY AN ELECTRIC MACHINE IN A HYBRID DRIVE OF A MOTOR VEHICLE - A method for verifying a drive torque applied by an electric machine in a hybrid drive of a motor vehicle, the motor vehicle being propelled by the electric machine and/or an internal combustion engine, and it being checked if the drive torque applied by the electric machine is determined accurately. In order to ensure that the operating strategy is correctly implemented and a shift in load level in the power train functions reliably during operation of the motor vehicle, the drive torque applied by the electric machine is evaluated with regard to its accuracy, using a drag torque generated by the combustion engine during an overrun fuel cut off.11-29-2012
20120303195Pedal Assist Sensor - Apparatus and method for controlling an electric motor providing assistance to a bicycle rider based on measuring the mechanical power generated by the rider. The power generated by the rider is measured by measuring tension in a bicycle chain (or belt) and RPM. A chain (or belt) roller is carried at the free end of a cantilevered beam and the chain (or belt) rides over the roller. The resulting deflection of the cantilevered beam provides a measurement of chain tension. A control signal for the electric motor is generated based on a smoother version of the power generated by the rider.11-29-2012
20120303194VEHICLE, AND CONTROL METHOD AND CONTROL APPARATUS FOR VEHICLE - A hybrid vehicle includes an engine, a second MG provided such that torque is transmitted between the second MG and a wheel, a brake system that applies braking force to the vehicle via friction force, and a control unit that controls the engine, the electric motor and the braking device. The control unit executes control for decelerating the vehicle through regenerative braking by the electric motor and braking by the braking device, executes control for either starting or stopping the engine, and due to execution of one control, restricts execution of the other control.11-29-2012
20120303193ELECTRICITY GENERATING SUSPENSION SYSTEM FOR HYBRID AND ELECTRIC AUTOMOBILES - The invention relates to vehicles for transporting persons and/or goods, which vehicles travel on roads or alternatively on rails and at least partially use electrical energy using electric motors as drive units, wherein the electrical energy used is predominantly or substantially produced within the vehicle by converting kinetic energy, in particular components of the kinetic energy that are caused on the vehicle bodywork as gravitation effects and components of the kinetic energy from curve centrifugal forces and acceleration motions of the vehicle body, the vertical dynamic acceleration motions of the wheels and wheel suspensions, and other components, wherein the electrical energy generated in such away is temporarily stored in chemical energy stores (batteries) and/or other suitable storage media, for example, high-power capacitors or flywheel stores, until the electricity is used in the vehicle drive motors and/or other loads.11-29-2012
20120303192SYSTEM AND METHOD FOR CONTROLLING TRAVEL OF HYBRID ELECTRIC VEHICLE IN AN EMERGENCY - Disclosed herein is a method of controlling the travel of a hybrid electric vehicle in an emergency. It is determined whether an abnormality has occurred in a low voltage Direct Current-Direct Current (DC-DC) converter. When it is determined that an abnormality has occurred in the low voltage DC-DC converter, it is determined whether the voltage of a low voltage battery has deviated from the operational voltage range of a braking device. When the voltage of the low voltage battery has deviated from the operational voltage range of the braking device, a restricted vehicle speed is set to take into account mechanical braking power. A maximum torque used to restrict the torque of a driving motor is set based on the set restricted vehicle speed.11-29-2012
20120303191Method of Prioritizing Output Torque And Off-Going Clutch Torque Constraints During A Torque Phase - A system for a vehicle includes a constraint module that generates a plurality of constraints. An output torque module generates a commanded output torque based on a torque request and the plurality of constraints. A split torque module determines a first torque and a second torque to be applied to a transmission of the vehicle based on the plurality of constraints and the commanded output torque. A first one of the plurality of constraints corresponding to a first clutch is adjusted from a first range of values to a second range of values that is different from the first range of values in response to a command to offload the first clutch.11-29-2012
20120303190DOCKING STATIONS FOR AUTOMATED GUIDED VEHICLES - A docking station for an automated guided vehicle includes a station base unit and a shift unit adapted to move relative to the station base unit between an extended position and a retracted position, where movement of the shift unit from the extended position to the retracted position defines a shift unit movement direction. The docking station further includes an actuator coupled to the station base unit and the shift unit, where the actuator is adapted to move the shift unit between the extended position and the retracted position and at least one locator block coupled to the shift unit. The docking station stops an automated guided vehicle travelling in the shift unit movement direction when a portion of the automated guided vehicle contacts the at least one locator block with the shift unit in the extended position.11-29-2012
20120303189METHOD AND APPARATUS TO OPERATE A POWERTRAIN SYSTEM INCLUDING AN ELECTRIC MACHINE HAVING A DISCONNECTED HIGH-VOLTAGE BATTERY - A powertrain system includes an electric motor/generator unit. Upon detecting an open high-voltage switch associated with a high-voltage DC electrical bus, low-voltage electrical power is employed to energize the high-voltage DC electrical bus, control parameters are adjusted to operate the electric motor/generator unit in a fault tolerant electric generation mode, an internal combustion engine is operated to spin the electric motor/generator unit, and the electric motor/generator unit is operated in the fault tolerant electric generation mode.11-29-2012
20110060490MOVING VEHICLE SYSTEM AND METHOD OF CONTROLLING MOVING VEHICLES - A plurality of moving vehicles each including a secondary element of a linear motor, and a plurality of primary elements of a linear motor arranged at a pitch not more than the length of the secondary element along the travel route of the moving vehicles are provided. Sensors arranged to detect positions of the moving vehicles are provided at the pitch not more than the secondary element. Further, a controller arranged to control the primary elements based on position signals from the sensors is provided.03-10-2011
20110060491Device For Controlling Hybrid Construction Machine - When an actuator in an operational mechanical system having a short continuous operation time is operated using a small-capacity electric motor (MG), an electric motor is rotated in the range exceeding a rated capacity, and during traveling with a long continuous operation time, the electric motor is rotated at the rated capacity or less. A controller (C) determines, from a signal provided from mode sensors (03-10-2011
20110060489METHOD AND SYSTEM FOR CONTROLLING A POWER UNIT WITH POWER BYPASS - A method for controlling a hybrid power unit with power bypass for an automobile including at least two driving wheels, wherein the power unit includes a thermal engine, at least two electric machines, and an infinitely variable transmission mechanically connecting the thermal engine, the two electric machines, and the driving wheels. In the method, an initially stopped thermal engine is brought, in an independent manner and in plural operation phases, to a rotation speed that is sufficient for participating in propulsion of the vehicle, the vehicle moving under action of the electric machines.03-10-2011
20110060487NEGATIVE WHEEL SLIP CONTROL SYSTEMS AND METHODS - An engine control system comprises a derivative module and a slip remediation module. The derivative module determines a mathematical derivative of a driven wheel speed of a vehicle. The slip remediation module, when the mathematical derivative is more negative than a predetermined deceleration, at least one of disables regenerative braking being performed by one or more electric motors, increases an axle torque request, and unlocks a torque converter.03-10-2011
20110251746HYBRID-TYPE CONSTRUCTION MACHINE - A hybrid-type construction machine includes: a motor generator system connected to an internal combustion engine and performing a motor generator operation; an electric power accumulation system connected to the motor generator system; a load drive system connected to the electric power accumulation system and being driven electrically; an abnormality detection part equipped to the motor generator system, the electric power accumulation system and the load drive system; and a main control part determining whether an abnormality has occurred based on a detection value of the abnormality detection part. When the abnormality determination part determines that an abnormality has occurred, the main control part stops a drive of a drive system in which the abnormality is detected in the load drive system.10-13-2011
20110029174DRIVE-TRAIN SYSTEM OF A VEHICLE, AND METHOD FOR CONTROLLING THE OPERATION OF A DRIVE-TRAIN SYSTEM OF A VEHICLE - A drive-train system of a vehicle having at least one internal combustion engine, which may be started using an electric machine able to be coupled thereto via a clutch and controllable via an engine-speed controller. A control value of the engine-speed controller is detected toward the end of at least one startup operation of the internal combustion engine while the clutch is still subject to slip, and a comparison of the control value with a setpoint value is used to determine a value deviation, which is able to be compensated with the aid of a correction value in a renewed startup operation. Furthermore, a corresponding method is also described.02-03-2011
20110029178TRACTION MOTOR CONTROL APPARATUS FOR VEHICLE - The traction motor control apparatus has a correction means for correcting an error included in a rotation detection signal outputted from a rotation angle sensor and outputting it as corrected rotation data for control of a motor. The correction means includes a rotation time predicting section configured to predict a predicted time necessary for the motor to rotate by a predetermined reference angle on the basis of a time having been elapsed for the motor to rotate by a predetermined angle, the time being calculated from the rotation detection signal outputted from the rotation angle sensor, a predicted rotation data generating section configured to generate a predicted rotation angle of the motor on the basis of the predicted time, and a corrected data updating section configured to update the corrected rotation data presently being outputted from the correction means in accordance with the predicted rotation angle.02-03-2011
20110029179Motor Control Device and Motor System Equipped with Motor Control Device - A motor control device includes: an electric circuit that supplies power, which is supplied from a power source and controlled by the electric circuit, to a motor; and a control circuit that generates a command signal to be used to control operation of the electric circuit, wherein: the control circuit generates the command signal so as to intermittently turn off power supply to the motor while the motor is being driven with power supplied to the motor and controls operation of the electric circuit based upon the command signal thus generated.02-03-2011
20110029173Hybrid vehicle qualification for preferential result - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that may be subject to an administrative standard. In some instances a qualified person or entity may attain a possible consequential result related to a user-selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode. A further aspect may provide correlation between a selective operation mode of an electric/combustion hybrid vehicle during an applicable travel period and a preferred consequential result available to a qualified recipient associated with the hybrid vehicle.02-03-2011
20130166116METHOD AND SYSTEM FOR POWER MANAGEMENT IN A HYBRID ELECTRIC VEHICLE - In accordance with some embodiments of the present disclosure, a method may include recording trip information associated with a vehicle, the trip information including parameters associated with previous trips taken by the vehicle. The method may also include a first portion of power to be delivered by an electric motor and a second portion of power to be delivered by an engine configured to convert chemical energy to mechanical energy for driving one or more components of the vehicle based at least on the trip information and a state of charge of an energy storage device configured to provide electrical energy to a electric motor configured to convert electrical energy to mechanical energy for driving one or more components of the vehicle06-27-2013
20130166127VEHICLE DRIVING SYSTEM CONTROL APPARATUS - A vehicle driving system control apparatus includes a regeneration control section that performs a regeneration control when a vehicle is decelerated. In the regeneration control, the regeneration control section drives at least one of a first motor generator and a second motor generator with a power of an axle so as to charge a battery with an electric power generated with the at least one of the first motor generator and the second motor generator. The regeneration control section selects a mode of the regeneration control by controlling engagement and disengagement statuses of first to third clutches in correspondence with at least one of a target energy regeneration amount, a required brake torque and a vehicle speed.06-27-2013
20120203406VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD - A hybrid electric vehicle has a first mode in which slippage of a clutch between an electric motor and a driving wheel is allowed and controlled by rotational speed control of the electric motor and a second mode in which the slippage of the clutch is allowed and controlled by rotational speed control of an engine. When the vehicle is stationary in the first mode, a controller reduces a control setpoint of hydraulic pressure of the clutch from an initial point. The controller identifies a reference point of the control setpoint with which actual output torque of the electric motor becomes unchanged with respect to the reduction of the control setpoint. Then, the controller increases the control setpoint from the reference point at a higher gradient and then a lower gradient, and then sets the control setpoint to a corrected point below the initial point and above the reference point.08-09-2012
20130166117METHOD OF ESTIMATING BATTERY REMAINING POWER IN ELECTRIC VEHICLE - A method of estimating remaining battery power in electric vehicles is provided. The method uses coulometric detection method to obtain remaining battery power and uses an open voltage method to modify the coulometric detection method when modified conditions are met as well as different battery characteristics and conditions when in use. The remaining battery power in electric vehicles can conduct a dispersion degree detection at every stage and when a detection value is larger than a preset value, a self-adjusting mechanism will be activated to modify the battery power. When the battery is charged for a longer period of time, a regression method is used to establish a modified equation to increase precision of estimating remaining battery power.06-27-2013
20130166115Hybrid Electric Vehicle and Method for Smooth Engine Operation with Fixed Throttle Position - A torque management strategy for an HEV having an engine operating with a fixed throttle position to better manage NVH while the vehicle is stationary or decelerating and the engine is generating more torque than a requested torque uses excess engine torque to charge the battery until the requested torque is below a torque loss threshold. Partial fuel injector cut off is avoided to reduce or eliminate associated NVH by adjusting a misfire torque limit to the expected or estimated engine torque produced during operation at the fixed throttle position until the requested torque results in complete fuel cut off to all cylinders.06-27-2013
20100305796VEHICLE CONTROL APPARATUS - A control unit of a vehicle control apparatus includes a module for receiving an ON signal from an eco switch, a module for reducing a step-up upper limit value of a converter from a predetermined normal upper limit value to a restricted upper limit value at a predetermined voltage reduction rate, and a module for determining an accelerator opening based on an accelerator operation performed by a user. When it is determined that the accelerator opening is equal to or greater than a predetermined threshold while the eco switch is ON, the step-up upper limit value of the converter is restored to the normal upper limit value from the restricted upper limit value at a predetermined voltage increase rate.12-02-2010
20100305790Wheel Torque Disturbance Suppression - A method for controlling restart of an engine in a hybrid electric powertrain, includes engaging a gear of a transmission, releasing a brake pedal, maintaining fluid pressure at an adaptively determined magnitude in a wheel brake, initiating a restart the engine, and reducing fluid pressure in the wheel brake when the engine restarts.12-02-2010
20100299010METHOD OF ENERGY MANAGEMENT IN A MOTOR VEHICLE - A method of energy management in a motor vehicle including an electric traction system supplied by at least one battery, and an electrical energy source which is auxiliary to the battery and which is able to supplement power provided by the battery to supply the electric traction system, the auxiliary source being associated with a fuel reservoir. The method controls a power level provided by the auxiliary electrical energy source when it is activated, selected exclusively from a first low power level and a second high power level, according to a sign of a difference calculated between variation of a reservoir filling state and variation of a battery charge state, the first and second power levels making it possible to limit energy losses associated with conversion of the fuel into electrical energy by the auxiliary electrical energy source.11-25-2010
20100121514TRAVEL ENERGY LEARNING DEVICE, METHOD, AND PROGRAM - A travel energy learning device includes: a road section identifying unit that identifies a road section where a host vehicle is currently located; a travel condition information obtaining unit that obtains travel condition information that indicates a travel condition when the host vehicle traveled the road section; a work rate deriving unit that derives information indicating work rate of a transmission shaft based on rate of rotation of the transmission shaft and torque transmitted by the transmission shaft; and an energy information accumulating unit that derives required energy information indicating the energy required for traveling the road section based on the derived information that indicates the work rate during travel of the road section, links the derived required energy information to the road section and the travel condition information, and accumulates the required energy information.05-13-2010
20110178666Anti-rollback Control System for Motor Vehicles - The present invention provides an anti-rollback control system for use in a motor vehicle having a powertrain that includes an accelerator pedal that is mechanically incorporated with at least one position-sensing electronic device, for preventing undesired rolling of said vehicle on an incline. Said anti-rollback control system comprises: a tilt sensor; a sensor that detects a selected operating mode of the vehicle; at least one automated position-adjusting device; and a control module. The control module receives signals from the sensors, process said signals, and send instructions accordingly to the automated position-adjusting device to move the position-sensing electronic device(s) to a predetermined position according to which the vehicle's powertrain generates a preset amount of mechanical power sufficient to create a force, in the intended direction of movement of the vehicle, equivalent to, or bigger than, the gravitational force tending to roll the vehicle in the unwanted direction.07-21-2011
20110178665CONTROLLER FOR HYBRID SYSTEM - A controller for the hybrid system includes: an alcohol concentration detector that detects alcohol concentration of fuel; a demanded coolant temperature setting device that sets a demanded coolant temperature higher as the alcohol concentration increases; an internal combustion engine stopped state determination device that determines whether an internal combustion engine is stopped; an external electric power source connection determination device that determines whether a storage battery is connected to an external electric power source; and a coolant pre-heating device that supplies electric power to a coolant heater until coolant temperature of the coolant reaches the demanded coolant temperature if the internal combustion engine is in the stopped state and the storage battery is connected to the external electric power source.07-21-2011
20110178660DRIVE SYSTEM FOR A VEHICLE - The invention relates to a drive system for a vehicle, in particular, for an agricultural or industrial commercial vehicle. The drive system (07-21-2011
20110251744Hybrid vehicle controller - A power frequency distribution predicting unit predicts the power frequency distribution of a vehicle in a case where the vehicle travels a route with reference to the history of the vehicle power Pv when the vehicle traveled the route in the past. An operation condition setting unit sets the range of the required vehicle power Pv10-13-2011
20100262324VEHICULAR POWER TRANSMISSION CONTROL APPARATUS - An apparatus comprises a changeover mechanism which is able to change a connection state of an electric motor output shaft to any one of “an IN-Connection State” in which a power transmission path is provided between a transmission input shaft and the electric motor output shaft, “an OUT-Connection State” in which a power transmission path is provided between the transmission output shaft and the electric motor output shaft, and “a neutral state” in which no transmission path therebetween is provided. When a kick-down-condition is satisfied, a changeover operation for changing an electric motor connection state to the OUT-Connection State is firstly performed. Thereafter, a gear position shifting operation for increasing a transmission reduction ratio is performed. After the kick-down-condition satisfied, an E/G side output torque Te and a M/G side output torque Tm is adjusted in such a manner that a sum Ts of Te and Tm continues to increase.10-14-2010
20100262323VEHICULAR POWER TRANSMISSION CONTROL APPARATUS - An apparatus, applied to a vehicle having an internal combustion engine and an electric motor as power sources, comprises a changeover mechanism which is able to change a connection state of an electric motor output shaft to any one of “an IN-Connection State” in which a power transmission path is provided between a transmission input shaft and the electric motor output shaft, “an OUT-Connection State” in which a power transmission path is provided between the transmission output shaft and the electric motor output shaft, and “a neutral state” in which no transmission path therebetween is provided. When a changeover condition is satisfied, a period is provided in which a sum Ts of an internal-combustion-engine-side-output-torque Te and an electric-motor-side-output-torque Tm coincides with a required driving torque Tr, and an electric motor torque continues to be zero.10-14-2010
20090005925Method For Controlling A Drivetrain For A Hybrid Vehicle - A method for controlling a drivetrain for a hybrid vehicle is provided. The drivetrain has at least one internal combustion engine, a torque converter and an operational link to at least one drivable axle, an electrical energy store, and an electrical machine, which is usable as a generator for charging the electrical energy store during a recuperation operation. The electrical machine is provided on the pump wheel and the operational link being provided on the turbine wheel of the torque converter. A torque is introduced from the drivable axle via the operational link and through the turbine wheel into the liquid of the torque converter in recuperation operation in order to be dissipated as heat.01-01-2009
20110153133OPERATING NOISE CONTROL DEVICE AND OPERATING NOISE CONTROL METHOD FOR VEHICLE - A vehicle (06-23-2011
20110153129Methods for optimizing the efficiency of a series hybrid vehicle with multi-gear transmission - In a series hybrid vehicle, a system for determining a shift schedule for shifting a multi-gear transmission connected to a drive means is disclosed. A vehicle operator selects among a plurality of shift styles respectively representing a plurality of shift schedules variously optimized for performance or fuel economy. A performance-based shift schedule favors providing maximum power to the road by starting at the first (lowest) gear when accelerating from a stop and utilizing all available gears of the transmission. An economy based shift schedule favors energy efficiency by skipping the first gear and optionally one or more higher-numbered gears in order to bias operation of the drive means toward lower speeds and higher torque output while reducing shift frequency. The invention provides for maintaining the number of gear ratio choices provided by a transmission having relatively many distinct gear ratios, while providing for reduced frequency of shifting and driver choice of a shift schedule favoring either performance or economy.06-23-2011
20120123627METHOD FOR MANAGING HYBRID VEHICLE AIR CONDITIONING SYSTEM - The invention relates to a method for managing a hybrid vehicle air conditioning system that includes a compressor (05-17-2012
20120123620PURGING DEVICE AND METHOD FOR IMPROVING COLD-STARTABILITY OF FUEL CELL - The present invention provides a purging device and method for improving cold start performance of a fuel cell by direct heating, in which a gas mixture of hydrogen and air is supplied to a cathode of a fuel cell stack after shutdown of a fuel cell system to generate heat by a reaction of hydrogen and air, and the generated heat is used to increase the temperature of the fuel cell stack and, at the same time, remove water from the fuel cell stack.05-17-2012
20120203417CONTROL APPARATUS FOR HYBRID VEHICLE - A hybrid vehicle has, on a driveline, an engine, a motor/generator, a clutch and driving wheels, and transmits a driving force from the engine to the driving wheels through the motor/generator and the engaged clutch and brings a drive load that is applied to the engine from the driving wheels to a no-load state by disengagement of the clutch. A control apparatus of the hybrid vehicle has a racing control section which, when an accelerator depression operation is done in a state in which the engine is in the no-load state, in a case where a torque absorption restriction condition that restricts torque absorption by the motor/generator with an engine torque being a power-generation torque is satisfied, restricts an rotation speed of the engine.08-09-2012
20100004809CONTROL DEVICE AND CONTROL METHOD OF HYBRID VEHICLE - An ECU calculates a drive torque request value Td0 (S01-07-2010
20120203407CONTROL DEVICE FOR ELECTRIC VEHICLE - A control device for a creep speed advance and creep speed backing up of an electric vehicle. A mode switch provided with an operating section can be operated in a longitudinal direction and can be operated leftward from an intermediate part. The operating section is automatically returned to a stop position in which a speed zero instruction is output to a motor when not being operated by return springs. When the operating section is pushed forward, a creep speed advance mode can be selected and when the operating section is pulled backward, a creep speed backing up mode can be selected. To clearly discriminate a position of the operating section among the creep speed advance mode, the creep speed backing up mode and a normal mode, a stopper is arranged between the stop position and the normal mode so that larger force is required to operate the operating section.08-09-2012
20100004808METHOD AND APPARATUS FOR CONTROLLING OUTPUT TORQUE OF A MOTOR FOR AN ELECTRIC VEHICLE IN DOWNHILL MODE - A method and an apparatus for controlling output torque of a motor for an electric vehicle in downhill mode comprises following steps: detecting a tilt angle value θ, a current vehicle speed value V and an accelerator-pedal travel value Gain of the vehicle, determining whether the vehicle is in downhill mode or not, and if the result is positive, then calculating a downhill slip torque T01-07-2010
20100004807Control system for electric hybrid vehicle conversion - A control system is disclosed which permits operation of a Plug-in Hybrid IC-Electric Hybrid Vehicle (PHEV) in either parallel electric hybrid or IC modes with a single accelerator pedal. The operation of the electrical equipment is optimized to provide maximum electric power as long as the battery has useable capacity while being completely transparent to the driver. This control system is particularly suitable for converting an existing vehicle to a PHEV.01-07-2010
20110153130METHOD AND DEVICE FOR OPERATING A HYBRID VEHICLE AND COMPUTER PROGRAM PRODUCT AND VEHICLE - A hybrid vehicle includes a combustion engine, an electric motor, and a drive train that is optionally connectible to the electric motor or the combustion engine. An operating mode of the hybrid vehicle is determined automatically as a function of a setpoint torque and an operating state of the hybrid vehicle, the operating mode specifying whether the combustion engine, the electric motor, or the combustion engine and the electric motor is/are used as the drive mechanism of the hybrid vehicle. The operating mode is determined at least such that an efficiency of the drive train including the drive mechanism selected in accordance with the determined operating mode is at a maximum. Depending on the determined operating mode, the combustion engine and/or the electric motor is/are coupled automatically to the drive train for operating the hybrid vehicle.06-23-2011
20090319110CONTROL APPARATUS FOR A HYBRID VEHICLE - A control apparatus for a hybrid vehicle computes estimated energy and external charge energy. The estimated energy is required to drive a vehicle to travel a planned travel route and an EV priority mode, in which drive power for the vehicle is generated with priority by a motor/generator by supplying electric power from a battery to the motor/generator. The external charge energy is supplied from an electric power source. The control apparatus checks whether the estimated required energy will be supplied fully by the external charge energy. If the full supply is not possible, the control apparatus causes electric power generation by the motor/generator at some point in the planned travel route, where the efficiency of electric power generation is good, thereby to supplement insufficiency of energy.12-24-2009
20120203403USE OF SELECTABLE ONE-WAY CLUTCH IN HYBRID POWERTRAIN - A powertrain includes a plurality of torque generative devices and a transmission having an output shaft, a plurality of planetary gear sets connecting the torque generative devices to the output shaft, and a selectable one-way clutch connected to a first of the planetary gear sets. A method to control the powertrain includes monitoring a desired transmission setting selection comprising one of a low range continuously variable gear mode, a high range continuously variable gear mode, and a fixed gear mode, determining a desired state for the selectable one-way clutch based upon the desired transmission setting selection, and actuating the selectable one-way clutch to effect the desired state for the selectable one-way clutch.08-09-2012
20120203416DRIVE CONTROL DEVICE FOR STANDBY FOUR-WHEEL DRIVE VEHICLE - Provided is a drive control device for a standby four-wheel drive vehicle having primary drive wheels coupled to a drive source including a motor generator that generates a regenerative braking torque and a clutch device disposed between the drive source and secondary drive wheels to switch a two-wheel drive state using the primary drive wheels and a four-wheel drive state using the primary drive wheels and the secondary drive wheels, including: a transmission torque control portion that causes the clutch device to set a transmission torque between the drive source and the secondary drive wheels to zero so as to allow only the primary drive wheels to perform regenerative braking if a request braking torque of the vehicle is equal to or lower than a predetermined primary-drive-wheel regeneration limit torque during the regenerative braking by the motor generator, the transmission torque control portion causing the clutch device to generate the transmission torque between the drive source and the secondary drive wheels so as to allow the primary drive wheels and the secondary drive wheels to perform the regenerative braking if the request braking torque exceeds the primary-drive-wheel regeneration limit torque.08-09-2012
20120203405METHOD AND APPARATUS FOR MONITORING A RESOLVER IN A TORQUE MACHINE - A method for monitoring an electrically-powered torque machine configured to generate torque in a hybrid powertrain system includes monitoring signal outputs of a resolver configured to monitor rotational position of the torque machine. Upon detecting a fault warning state associated with the signal outputs of the resolver, a motor torque capacity of the torque machine is derated. Upon a clearing of the fault warning state, a torque ramp-up state to increase the motor torque capacity of the torque machine is executed. Notice of an incidence of a fault associated with the signal outputs of the resolver is provided only when the motor torque capacity fails to achieve a threshold motor torque capacity within a threshold recovery time period while executing the torque ramp-up state.08-09-2012
20120203409INFORMATION AND TELECOMMUNICATIONS SYSTEM, VEHICULAR DEVICE, CENTER DEVICE, AND METHOD FOR CONTROLLING THE SYSTEM - A vehicle-side storage unit of a vehicular device associates and stores an already-traveled route and power consumption when a self vehicle has traveled the already-traveled route, as traveling history data. A vehicle-side control unit of the vehicular device transmits the traveling history data to a center device. A center-side storage unit of the center device stores the traveling history data transmitted from multiple vehicles. A center-side control unit of the center device calculates a necessary electric power for traveling a first route in a guide route, based on the traveling history data of an other vehicle stored in the center-side storage unit, the first route being not overlapping with the already-traveled route of the self vehicle stored in the center-side storage unit.08-09-2012
20120203408ABNORMALITY DIAGNOSTIC DEVICE FOR VEHICLE AND ABNORMALITY DIAGNOSTIC METHOD FOR VEHICLE - An abnormality diagnostic device for a vehicle is provided with a first temperature sensor that detects the temperature of a rear-wheel drive motor, and a HV control computer that monitors the temperature of the rear-wheel drive motor by using the first temperature sensor and controls the rear-wheel drive motor. When a vehicle state satisfies a provisional determination condition indicating a connection abnormality of the first temperature sensor, the HV control computer performs verification processing of raising the temperature of the rear-wheel drive motor and verifying whether a detection value of the first temperature sensor demonstrates a predetermined variation, and establishes diagnosis of the connection abnormality on the basis of a result of the verification processing.08-09-2012
20120203404METHOD FOR HEATING HYBRID POWERTRAIN COMPONENTS - A method of controlling a hybrid powertrain having an electric machine and an engine is provided. The method includes determining a requested power and an excess power for the hybrid powertrain. The requested power substantially meets the needs of the hybrid powertrain. The excess power is non-zero and is not included in the determined requested power. The method also includes absorbing the excess power with the electric machine.08-09-2012
20090254234Fuel cell vehicle - The present invention provides a fuel cell vehicle capable of displaying information with high usability to a driver or the like in view of appropriately planning a task related to the fuel cell vehicle. A second indicator (I10-08-2009
20090240388DATA ACQUISITION FOR OPERATION OF A VEHICLE - A vehicle has independent electric traction system (ETS) and internal combustion engine (ICE). An system controller, a data acquisition system, and a GPS system are added to the vehicle. A remote system has a data base of locations identifying emission non-attainment areas. The data acquisition system obtains the vehicle location along with parametric data related to operation of the vehicle. The remote system notifies the vehicle operator and the auxiliary control system of opportunities to obtain emission reduction credits in response to the vehicle location data and its operating status. The system controller or the operator switch between ICE operation and ETS operation in response to the vehicle location, emission reduction credit process, and parametric measurements of the vehicle operation, to achieve an emissions credit result while optimizing fuel for the ICE and stored electrical potential energy for the ET09-24-2009
20090240387Control Device of Hybrid Vehicle and Hybrid Vehicle - A hybrid vehicle includes a motor generator used for driving the vehicle, an engine used in combination with the motor generator, an accelerator sensor arranged in an instructing unit instructing increase and decrease in required drive torque, and a control device starting the engine when a required engine output value exceeds a start threshold. The controller decreases the start threshold according to at least increase in required drive torque, and preferably decreases the start threshold further according to decrease in vehicle speed sensed by a vehicle speed sensor.09-24-2009
20080243322CONTROL DEVICE AND METHOD OF HYBRID VEHICLE - There are provided a driving-state determination device to determine a driving state of a hybrid vehicle, and a driving-source selection device to select a driving source from an engine a first motor generator, and a second motor generator based on determination of the driving-state determination device so as to provide the highest driving efficiency as a whole of the vehicle. Herein, the first and second motor generators are configured so that a high-efficiency driving operation area of the first motor generator is set on a higher-speed side relative to a high-efficiency driving operation area of the second motor generator. Accordingly, there can be provided a control device of a hybrid vehicle that can improve the driving efficiency as a whole of the vehicle properly.10-02-2008
20080243325OPTIMAL ENGINE OPERATING POWER MANAGEMENT STRATEGY FOR A HYBRID ELECTRIC VEHICLE POWERTRAIN - A method is disclosed for managing power in a hybrid electric vehicle powertrain having multiple components, including an engine, a motor, a generator and a high voltage battery. Power losses in the individual components are computed. An engine speed corresponding to a minimum value for the power losses is selected to achieve optimal total powertrain efficiency.10-02-2008
20110213524HYBRID VEHICLE AND METHOD OF CONTROLLING HYBRID VEHICLE - A battery ECU detects a state of charge and a temperature of a power storage unit, and transmits the state of charge and the temperature to an HV-ECU. The HV-ECU calculates the charge/discharge allowable power of the power storage unit based on the state of charge and the temperature of the power storage unit, and sets control-specific charge/discharge allowable power by correcting the charge/discharge allowable power so as to limit the charge/discharge allowable power to be changed at a predetermined first change speed. The HV-ECU then determines the power target value in accordance with the request from the driver within the range of the control-specific charge/discharge allowable power. The HV-ECU sets the control-specific charge/discharge allowable power such that, at start-up of the vehicle, the maximum value in the charge/discharge allowable power characteristics of the power storage unit is set as an initial value and the value is decreased from the initial value at the predetermined second change speed higher than the first change speed.09-01-2011
20110213522APPARATUS AND METHODS FOR CONTROL OF A VEHICLE - Method for controlling a vehicle that includes a support, at least one wheel, a platform coupled to the at least one wheel, a coupling structure having a support portion coupled to the support and a platform portion coupled to the platform that allows the support portion to move or slide fore and aft with respect to the platform portion, an actuator coupled to the coupling structure to control the position of the support portion relative to the platform portion, a drive coupled to the at least one wheel to deliver power to the at least one wheel to propel the vehicle and maintain the platform level, and a controller coupled to the drive to control the drive and coupled to the actuator to control the actuator.09-01-2011
20110213521CONTROL SYSTEM OF HYBRID VEHICLE - A control system of a hybrid vehicle, includes: an engine; a motor capable of driving the engine; an oil pump for supplying a lubricant oil to a lubrication requiring portion of the engine; and an engine lubrication controller configured to make the following operations in a case that a stop state of the engine continues for more than or equal to a certain period: when a vehicle stop condition that a driver has no intention of travel is established, supplying, by the oil pump, the lubricant oil to the lubrication requiring portion of the engine, and rotating the engine by the motor without igniting the engine, thereby implementing an engine lubrication control.09-01-2011
20110213519METHOD AND DEVICE FOR OPERATING A HYBRID DRIVE FOR A VEHICLE - In a method for operating a hybrid drive for a vehicle, in which a first drive unit drives a first axle of the vehicle, while a second drive unit drives a second axle of the vehicle, both drive units jointly determining the power of the vehicle, all possible transmission ratios of the first drive unit connected to a first transmission and of the second drive unit (09-01-2011
20110213518SYSTEMS AND METHODS FOR MANAGING TORQUE CAPABILITY IN ELECTRIC MOTOR SYSTEMS - A method for operating an electric motor is provided. The method includes receiving a torque request; determining long term torque capabilities and short term torque capabilities of the electric motor; generating a torque command based on the torque request and at least one of the long term torque capabilities or the short term torque capabilities; and controlling the electric motor in accordance with the torque command.09-01-2011
20110213517METHOD FOR OPERATING A HYBRID VEHICLE - A method that may be used to operate a hybrid vehicle in a mountainous or other environment where roads have significant grades or inclines. In this kind of setting, standard methods for managing power within the hybrid vehicle may be insufficient when driving the hybrid vehicle up and down substantial inclines and declines; this can be particularly true if the driver attempts to maintain the hybrid vehicle at higher speeds. Thus, this method may use a power management scheme that is specifically adapted to address this kind of situation and can adjust or change target values accordingly, such as those that pertain to a state-of-charge (SOC) for the hybrid vehicle battery.09-01-2011
20090118877CREATION AND DEPLETION OF SHORT TERM POWER CAPABILITY IN A HYBRID ELECTRIC VEHICLE - Short term power limits of an electrical energy storage device are progressively tightened toward long term power limits in accordance with net energy flow or magnitude or duration metrics.05-07-2009
20080275601MODE CHANGE CONTROL SYSTEM FOR HYBRID VEHICLE - In a hybrid vehicle in which a mode change between an electric drive mode and a hybrid drive mode is carried out based on information concerning an operating condition and a driving status, an impairment of operability due to a change of the drive mode at a reverse travel of the vehicle is prevented. Upon a start of the reverse travel, the drive mode before the start of the reverse travel is continued at the start of the reverse travel.11-06-2008
20110257825POWER SUPPLY SYSTEM FOR ELECTRICALLY POWERED VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to selected one of the sub power storage devices to convert voltage between the selected sub power storage device and an electric power feeding line bidirectionally. In the case of a switching-forced region where the SOC of the selected sub power storage device in use is lower than a lower limit reference value, the sub power storage device is forced to be switched regardless of the vehicle's state. In contrast, in the case of a switching-permitted region where the SOC is higher than that in the switching-forced region, a switch request is generated based on the vehicle's state under the condition that does not influence the vehicle's drivability.10-20-2011
20110257824CONTROL SYSTEM, A HYBRID CONTROL MODULE, AND METHOD FOR CONTROLLING A HYBRID VEHICLE - A control system, a hybrid control module, and method for controlling a hybrid vehicle are provided. The hybrid control module includes a computer and a plurality of predefined values and steps stored and implemented by the computer in response to a signal from the hybrid control module and input from an operator. Each of the plurality of predefined values and steps controls a component of the hybrid vehicle or controls a plurality of functions within the hybrid control module. The hybrid control module provides conventional vehicle functionality and feel to the hybrid vehicle in response to operator input.10-20-2011
20110257821METHOD FOR DIESEL PARTICULATE FILTER REGENERATION IN A VEHICLE EQUIPPED WITH A HYBRID ENGINE BACKGROUND OF THE INVENTION - The method for regeneration of a diesel particulate filter of a vehicle equipped with a hybrid engine, wherein the temperature of the exhaust exiting the diesel engine is increased above a predetermined level by increasing load thereon, through optimization of interaction between the diesel particulate filter aftertreatment system and the hybrid engine control through messaging via a communication bus is disclosed. The load on the engine may be increased with or without the assistance of the electric motor/generator of the hybrid engine, and will not affect required acceleration/deceleration of the vehicle.10-20-2011
20100318249VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle 12-16-2010
20100324765VEHICLE EQUIPPED WITH POWER STORAGE DEVICE AND TEMPERATURE CONTROL METHOD OF POWER STORAGE DEVICE - A vehicle includes a battery as a power storage device that can be charged and discharged, a booster unit, an inverter, and a motor generator operating as a vehicle driving unit receiving electric power supply from the battery to drive the vehicle, a coupling unit coupling the vehicle with an external power supply for charging the battery from the outside of the vehicle, and a control device performing control related to the battery. The control device determines whether or not a destination is a charging-available place where the battery can be charged from the outside of the vehicle, and if the destination is a charging-available place, performs control related to the battery so that the temperature of the battery is a charging-efficient temperature on arrival at the destination.12-23-2010
20120203415HYBRID VEHICLE - A hybrid vehicle is driven by a power unit which includes: a first rotating machine including a first rotor, a first stator, and a second rotor, wherein the number of magnetic poles generated by an armature row of the first stator and one of the first rotor and the second rotor are connected to a drive shaft; a power engine, wherein an output shaft of the power engine is connected to the other of the first rotor and the second rotor; a second rotating machine; a capacitor; and a transformer that steps up an output voltage of the capacitor. The hybrid vehicle includes: a voltage demand calculator that calculates a voltage demand required for each of the first rotating machine and the second rotating machine in accordance with an operating condition of the hybrid vehicle; a step-up execution determining unit that allows the transformer to step up the voltage, when at least one of the voltage demand of the first rotating machine and the voltage demand of the second rotating machine is higher than a first threshold value; and a controller that controls the transformer in accordance with the result determined by the step-up execution determining unit. Accordingly, it is possible to achieve reduction in the size and cost of the power unit and enhance the driving efficiency of the power unit.08-09-2012
20120203414HYBRID VEHICLE - A hybrid vehicle is driven by a power unit which includes: a first rotating machine including a first rotor, a first stator, and a second rotor, wherein the number of magnetic poles generated by an armature row of the first stator and one of the first rotor and the second rotor are connected to a drive shaft; a power engine, wherein an output shaft of the power engine is connected to the other of the first rotor and the second rotor; a second rotating machine; and a capacitor. A traveling mode of the hybrid vehicle includes an EV traveling mode and an ENG traveling mode, wherein the hybrid vehicle travels with a motive power from at least one of the first rotating machine and the second rotating machine in the EV traveling mode, and the hybrid vehicle travels with a motive power from the power engine in ENG traveling mode. The hybrid vehicle includes: an EV traveling mode predicting unit that predicts a switching from the ENG traveling mode to the EV traveling mode; and a controller that controls a remaining capacity of the capacitor in accordance with prediction result obtained by the EV traveling mode predicting unit so as to change a target value of the remaining capacity. Accordingly, it is possible to achieve reduction in the size and cost of the power unit and enhance the driving efficiency of the power unit.08-09-2012
20120203413DATA BUS FOR A HYBRID VEHICLE - A motor vehicle control system for a motor vehicle with a hybrid drive, with first control units, namely, at least one engine control unit associated with an internal combustion engine of the hybrid drive and a first diagnostic control unit, which send and receive diagnostic data and/or program data by way of a first data bus, and second control units, namely, at least one hybrid control unit associated with an electric machine of the hybrid drive and a second diagnostic control unit, which send and receive diagnostic data and/or program data by way of a second data bus. The hybrid control unit is connected to the first and second data buses and sends and receives diagnostic and/or program data via the buses, and the hybrid control unit converts protocols and/or contents of the diagnostic and/or program data bi-directionally between the first data bus and the second data bus.08-09-2012
20110137503TRAVEL CONTROLLER FOR INDUSTRIAL VEHICLE - A travel controller for a hybrid forklift includes an acceleration command reference value generation unit, an acceleration limit value generation unit, an acceleration command value determination unit, and a travel motor control unit. The acceleration command reference value generation unit obtains an acceleration command reference value. The acceleration limit value generation unit obtains an acceleration limit value that limits an acceleration command value to a range that prevents discharge power of the battery from exceeding a battery discharge power limit value. The acceleration command value determination unit determines the acceleration command value for the travel motor from the acceleration command reference value and the acceleration limit value. The travel motor control unit controls the travel motor with the acceleration command value.06-09-2011
20130158760CONTROL METHOD OF HYBRID VEHICLE - A control method of a hybrid vehicle that includes engages a second clutch and in response outputs a torque through an output shaft that is connected to the second carrier via torque supplied from an engine and a first and second motor-generators. Accordingly, the speed of the engine is controlled via the first motor-generator, and a torque of an output shaft is control via the second motor-generator. Accordingly, the second motor-generator is used to control an operating point of the engine so that a base motor torque is effectively set.06-20-2013
20080243323ELECTRONIC BRAKE SYSTEM PEDAL RELEASE TRANSITION CONTROL APPARATUS AND METHOD - A vehicle is provided having a brake pedal with a detectable travel position and apply force, an electronic braking system component, and a controller having a stored threshold braking force and an algorithm. The algorithm determines a first braking torque request corresponding to the apply force, and a second braking torque request corresponding to the travel position. The first request applies when the apply force is greater than the threshold, and the second request applies when it is not. A calculated third request transitions linearly to the second request when apply pressure drops below the threshold upon pedal release. A method is also provided that includes recording the apply force, travel position, and force and travel-based tables, comparing the apply force to the threshold, applying the braking system component using the force-based table when the apply force exceeds the threshold, and otherwise using a calculated braking torque and travel-based table.10-02-2008
20130158759ELECTRIC PERSONAL MOVING APPARATUS - An electric personal moving apparatus is provided. The electric personal moving apparatus includes a pair of modules detachable/attachable to shoes or a user's feet, wherein each module moves by propulsion from a motor and can be variously controlled by short range wireless communication.06-20-2013
20130158758TECHNIQUE FOR CALCULATING DISTANCE TO EMPTY IN ELECTRIC VEHICLE - Disclosed is a technique for calculating Distance to Empty (DTE) in an electric vehicle. In the disclosed technique, a past driving average fuel efficiency is calculated. An air conditioning average energy consumption rate during past driving is calculated. A past driving average fuel efficiency when assuming an air conditioning apparatus is not used from the past driving average fuel efficiency and the air conditioning average energy consumption rate is calculated. A current driving fuel efficiency is calculated. Then the past driving average fuel efficiency when assuming the air conditioning apparatus is not used and the current driving fuel efficiency are blended, and the DTE is calculated from the blended driving fuel efficiency.06-20-2013
20110054727VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD - A control apparatus is applied to a vehicle that has shift modes including the continuously variable shift mode, in which a ratio of the rotational speed of a power source to the rotational speed of a drive shaft is continuously adjusted, and the stepped shift mode, in which the ratio is fixed. The control apparatus includes a control unit that controls the torque that is output from the power source to make the time that is required to bring the drive torque of the drive shaft from a predetermined value to a target value in the stepped shift mode equal to the time that is required to bring the drive torque of the drive shaft from the predetermined value to the target value in the continuously variable shift mode. In this way, the difference in drivability between the continuously variable shift mode and the stepped shift mode is minimized.03-03-2011
20110054726DRIVING FORCE CONTROL APPARATUS FOR VEHICLE AND DRIVING FORCE CONTROL METHOD FOR VEHICLE03-03-2011
20110054723METHOD AND SYSTEM FOR CONTROLLING A VEHICLE HAVING A HYBRID DRIVE - The invention relates to a method and an arrangement for controlling a vehicle with a hybrid drive, wherein during the driving mode an internal combustion engine (03-03-2011
20110257823ENGINE STARTING SYSTEM AND ENGINE STARTING METHOD - A starting system of an engine mounted in a vehicle capable of running using torque output from an electric motor includes a estimation portion that estimates engine speed and output torque of the engine when the engine is driven to realize the power requested by the driver, a comparing portion that compares a time for which the engine continues to be stopped with a first time and a second time that is longer than the first time, a first starting portion that starts the engine when estimated engine speed is greater than first speed and less than second speed, and the estimated output torque is greater than first value and less than second value, and a second starting portion that starts the engine when the time for which the engine continues to be stopped is longer than the second time.10-20-2011
20110022260HYBRID VEHICLE AND METHOD OF CONTROLLING THE SAME - When passage through a road pricing area where an exhaust gas emission vehicle is subjected to billing is predicted, an ECU calculates a stored energy quantity available for EV traveling based on the current SOC of a power storage device, and estimates a required energy quantity for passing through the road pricing area by EV traveling. The ECU further calculates a deficit of the stored energy quantity relative to the required energy, and if a deficit is found, executes vehicle control for preparing a vehicle condition for passage through the road pricing area corresponding to the energy deficit.01-27-2011
20110022257METHOD AND CONTROL SYSTEM FOR CONTROLLING AN AUXILIARY DEVICE OF A VEHICLE - The invention relates to a method and a control system for controlling an auxiliary device of a vehicle, wherein the auxiliary device is automatically started at a starting time which is determined based on an estimated departure time of the vehicle. In particular, the invention relates to an air-conditioning device which is automatically started for pre-air-conditioning (PAC) based on an estimate departure time of an electric or hybrid vehicle. The invention enables a precise and flexible automatic determination of an activation time of the auxiliary device, wherein determining a time of usage of at least one home appliance of a user of the vehicle; determining a departure time of the vehicle based on the time of usage of the at least one home appliance; and determining a starting time of said auxiliary device based on the determined departure time of the vehicle are determined.01-27-2011
20110022256Door control and charge control for plug-in charge type vehicle - In a vehicle door control system, when a mobile terminal accepts door lock manipulation and a vehicle door control apparatus receives a door lock signal from the mobile terminal, the vehicle door control apparatus determines that a door should be locked and, at time of door locking, transmits the amount of charge of a secondary battery at that time. Then the door is locked.01-27-2011
20110022259NAVIGATION SYSTEM, HYBRID VEHICLE WITH SAME, AND METHOD OF SEARCHING FOR ROUTE FOR HYBRID VEHICLE - When passage through a road pricing area where an exhaust gas emission vehicle is subjected to billing is predicted, ECU acquires a current SOC of a power storage device, and estimates a required energy quantity for passing through the road pricing area where an exhaust gas emission vehicle is subjected to billing by EV traveling. Further, a determination is made whether or not the vehicle can pass through the road pricing area by EV traveling based on the current SOC and the required energy quantity as estimated. When a determination is made that the vehicle cannot pass through the road pricing area by EV traveling, ECU executes steps of guiding a route to an adjacent charging station and/or steps of guiding a bypass.01-27-2011
20130197729IN-SERVICE FUEL CELL PERFORMANCE RECOVERY - The performance of a fuel cell power plant that decays, in an electric vehicle which makes frequent starts, is recovered by partially shutting down (08-01-2013
20110264318REMOTE MONITORING OF A PLURALITY OF VEHICLES - A method for remotely monitoring and gathering information about a plurality of vehicles, including the steps of accessing the plurality of vehicles wherein each vehicle is individually operated, selecting vehicle data from the plurality of vehicles, communicating the vehicle data from the plurality of vehicles to a remote processor, and processing the plurality of vehicle data into population data by the remote processor. The individual operation of each vehicle preferably includes the steps of generating vehicle data, operating the vehicle based on the vehicle data with a vehicle controller, and storing the vehicle data in a database located on the vehicle.10-27-2011
20110264317SELF-LEARNING SATELLITE NAVIGATION ASSISTED HYBRID VEHICLE CONTROLS SYSTEM - A self-learning assisted hybrid vehicle system that includes a main power source for providing power to the vehicle, a supplemental power source for providing supplemental power for providing power to the vehicle and an electric motor or other mechanical system for driving the vehicle. The system also includes a self-learning controls unit that receives and stores information from a plurality of inputs associated with the vehicle. The self-learning controls unit uses the information to make predictions about future driving conditions of the vehicle to efficiently utilize the power sources of the hybrid vehicle.10-27-2011
20110264316CONTROLLING OPERATION OF AN INDUSTRIAL VEHICLE BASED ON BATTERY WEIGHT - Operation of an industrial vehicle, such as one that lifts and transports loads, is controlled based on the weight of a removable battery. A control method involves reading a battery weight value from an electronic memory attached to a battery. That battery weight value is compared to a specified battery weight value for the industrial vehicle. The operation of the industrial vehicle is restricted to less than the normal operating characteristics when the battery weight value is less than the specified battery weight value. For example, the height to which a load can be raised is limited or the speed at which the industrial vehicle is limited when a battery installed on the industrial vehicle weighs less than the specified battery weight for effectively counterbalancing a load.10-27-2011
20100292882VEHICLE BEHAVIOR CONTROL DEVICE, AND VEHICLE BEHAVIOR CONTROL METHOD - Required torques that individual wheels are required to generate are computed on the basis of vehicle behavior. With respect to the computed required torque of each wheel, a torque value provided uniformly for the wheels is set as a value of the friction braking torque that the wheel is caused to generate by friction control means (11-18-2010
20100292878DRIVE CONTROL APPARATUS FOR ELECTRIC CAR - [Problem] A drive control apparatus for an electric car as can correct a synchronizing frequency without employing beacons, is proposed.11-18-2010
20100292880METHOD FOR MANAGING BATTERY POWER WITHIN A HYBRID POWERTRAIN SYSTEM - A hybrid powertrain system includes an internal combustion engine and a torque machine wherein electrical energy is controllably transferred between an electric energy storage device and the torque machine by a control system. A method for controlling the hybrid powertrain system includes monitoring a voltage, a current, and a power output of the electric energy storage device. A battery power control scheme is executed to control the output power of the electric energy storage device associated with the electrical energy transferred between the electric energy storage device and the torque machine. The battery power control scheme is disabled when the control system loses a power limit authority associated with the electrical energy transferred between the electric storage device and the torque machine during ongoing operation. The battery power control scheme is re-enabled when the control system regains the power limit authority.11-18-2010
20110118924Control System for Electric Vehicle, and Electric Vehicle Equipped Therewith - A control system for an electric vehicle includes: an electricity storage device that performs charging and discharging of electrical power; a plurality of load devices that receive supply of electrical power from the electricity storage device and perform operations; and a control device that controls the electricity storage device and the plurality of load devices. And when electrical power is supplied from the electricity storage device to the plurality of load devices, the control device calculates a charge/discharge efficiency of the electricity storage device and a working efficiency of each of the load devices, and regulates an amount of electrical power supplied from the electricity storage device to each of the load devices, so as to enhance an overall efficiency of the electricity storage device and the plurality of load devices.05-19-2011
20110118922DRIVE CONTROLLER FOR CARGO HANDLING VEHICLE - A drive controller for a cargo handling vehicle including an engine, a generator motor, a cargo handling pump, a cargo handling actuator, a travel motor, and a battery. The drive controller includes an engine control unit, a rotation speed detection unit, a deviation calculation unit, and a power generation control unit. The engine control unit controls the engine in accordance with a command rotation speed. The rotation speed detection unit detects an actual rotation speed of the engine. The deviation calculation unit calculates a rotation speed deviation of the command rotation speed for the engine and the actual rotation speed of the engine. The power generation control unit controls the generator motor in accordance with the rotation speed deviation so as to limit power generated by the generator motor to drive the travel motor.05-19-2011
20110118921SYSTEM AND METHOD FOR CONTROLLING ECONOMICAL DRIVING OF HYBRID VEHICLE AND A HYBRID VEHICLE EMBODYING SAME - Featured are apparatuses and methods for economical driving of a hybrid vehicle. Such methods include determining a present fuel consumption efficiency control value by considering present fuel consumption as a real consumption amount of a fuel and a battery, determining a driving pattern fuel consumption efficiency control value by considering fuel consumption determined by a vehicle speed and a driving condition, and guiding economical driving to a driver by applying a weight value factor to the present fuel consumption efficiency control value and a driving pattern fuel consumption efficiency control value. Also featured is a hybrid vehicle embodying such apparatuses and methods.05-19-2011
20110118916Discrete Voltage Level Controller - In an electrically powered vehicle, a computer-controlled switching system activates relays to switch additional discrete batteries into a circuit in response to throttle level, where a processor is configured to decide what specific batteries should be present in the circuit at any given time, in response to both throttle level and a battery load balancing optimization scheme.05-19-2011
20110118918ADAPTATION OF A STEADY-STATE MAXIMUM TORQUE OF AN INTERNAL COMBUSTION ENGINE - In a method for operating an internal combustion engine, a steady-state maximum output torque and a dynamic maximum torque are ascertained. The ascertained steady-state maximum output torque is changed to a resulting steady-state maximum torque by adapting the maximum output torque in such a way that it is equal to or greater than the ascertained dynamic maximum torque.05-19-2011
20110118915Vehicle And Method For Controlling Engine Start In A Vehicle - A vehicle includes a motor/generator, a starter motor, a disconnect clutch disposed between the engine and the motor/generator, and at least one clutch disposed between the motor/generator and the vehicle drive wheels. When an engine start is requested, various parameters are controlled to ensure a smooth engine start wherein driveline torque disturbances are minimized. The starter motor is used to crank the engine upon an engine start request, thereby eliminating the need to transfer torque from the motor/generator to the engine. This helps to further reduce torque disturbances in the driveline when the engine is started.05-19-2011
20110137505TRANSMISSION CONTROL SYSTEM IN VEHICLES - An Electronic Control Unit (ECU), and a method and a computer program product are provided for the control of a drive train for a hybrid vehicle, and a drive train including such a control device is also provided. The hybrid vehicle includes an upstream located Internal Combustion Engine (ICE) which is connected to an Electronic Motor/Generator (EMG) via a Master Clutch (MC). The EMG is connected to the wheels via a Mechanical Transmission (MT) including synchronization. The ECU is programmed to control the MC and the MT when shifting from a generating mode, in which the ICE is powering the EMG at or near standstill, to a driving mode in such a way that at least a part of the inertial energy liberated when retarding the EMG in order to synchronize the rotational speed of the EMG and the MT is transferred to the wheels by using the synchronization in the MT to retard the EMG and transfer of power to the wheels.06-09-2011
20110125356DRIVE CONTROL SYSTEM FOR A VEHICLE - A drive control system for a vehicle has a power train including an internal combustion engine, a transmission and wheels. In the power train, a motor-generator is provided as a drive power source between the transmission and the wheels. A clutch is provided between the transmission and the motor-generator. A control unit controls an operation state of the clutch to either a drive power transfer state or a drive power interruption state in correspondence to a location of failure, when a failure arises in the power train, which includes an engine system, a transmission system and a motor-generator system. The control unit further controls the clutch to the drive power interruption state when the failure arises in the engine system or the transmission system. The control unit controls the clutch to the drive power transfer state when the failure arises in the motor-generator system.05-26-2011
20110125355SYSTEM AND METHOD FOR CONTROLLING THE CHANGE IN MODE OF AN INFINITELY VARIABLE TRANSMISSION IN PURELY ELECTRIC MODE - A system for controlling change in mode of an infinitely variable transmission including a first operation mode at high torque at high speed and a second operation mode at high torque at low speed, fitted to a motor vehicle that includes at least two electric machines, with at least one internal combustion engine. The infinitely variable transmission connected mechanically to the electric machines and to the internal combustion engine determines the internal combustion engine rotation speed setpoint; calculates the difference between the internal combustion engine rotation speed setpoint and the internal combustion engine rotation speed measurement; determines torque of the first electric machine to determine a torque setpoint for the first electric machine as a function of the difference between the rotation speed setpoint of the internal combustion engine and the measured rotation speed of the internal combustion engine; determines a torque setpoint for the second electric machine as a function of the torque setpoint of the first electric machine and the driver's demand for torque. The control system can control the second electric machine so that the change in mode can be performed while the vehicle is being propelled, before and after the change in mode, under sole action of at least one electric machine.05-26-2011
20110125357FUEL-SAVING DRIVING DIAGNOSTIC DEVICE, FUEL-SAVING DRIVING DIAGNOSTIC SYSTEM, CONTROL DEVICE OF ELECTRIC DRIVE DEVICE, FUEL-SAVING DRIVING RATING DEVICE, AND FUEL-SAVING DRIVING DIAGNOSTIC METHOD - A vehicle power indication status quantity display unit displays on an indicator a vehicle power indication status quantity obtained by dividing the torque required for driving a hybrid vehicle by the upper limit value of the torque that does not excessively increase the fuel consumption. A HV eco zone of the vehicle power indication status quantity display unit is the zone that is determined by the upper limit value and the lower limit value of the HV eco zone that indicates the motor is being effectively used to drive the vehicle. A check is made to determine whether the vehicle power indication status quantity is within the HV eco zone, and, if it is determined to be within the HV eco zone, the driving being performed is diagnosed as fuel-saving driving.05-26-2011
20110125351CONTROL OF REGENERATIVE BRAKING IN A HYBRID VEHCILE - A method is provided for controlling regenerative braking in a hybrid electric vehicle. The vehicle includes an energy-storage device, a motor/generator configured to retard the vehicle via regenerative braking, and a controller arranged to control regenerative braking. The method includes receiving a regenerative braking request, and detecting whether the energy-storage device is between first and second predetermined states of charge. The method additionally includes retarding the vehicle via the motor/generator and directing electrical energy from regenerative braking to an energy dissipating device, if the energy-storage device is at or above the first predetermined state of charge, or at or below the second predetermined state of charge. Furthermore, the method includes retarding the vehicle via the motor/generator and directing electrical energy from regenerative braking to the energy-storage device, if the energy-storage device is between the first and second predetermined states of charge.05-26-2011
20110137504Variable Valve Actuating Apparatus, Valve Phase Varying Apparatus and Control Apparatus for Internal Combustion Engine - An internal combustion engine is provided with a valve lift varying mechanism for intake valves and a valve phase varying mechanism for exhaust valves. A controller performs a control operation in response to a request to pause at least one cylinder while the engine is in operation. The control operation includes: a first operation of setting an intake valve lift to a zero-lift setpoint by the valve lift varying mechanism; and a second operation of setting an exhaust valve phase by the valve phase varying mechanism so as to set an exhaust valve opening timing to a first timing setpoint on an advance side of bottom dead center and set an exhaust valve closing timing to a second timing setpoint on a retard side of bottom dead center. The first and second timing setpoints are closer to top dead center than to bottom dead center.06-09-2011
20110082612POWER FEEDING SYSTEM FOR VEHICLE, ELECTRICALLY POWERED VEHICLE AND POWER FEEDING APPARATUS FOR VEHICLE - An IPA-ECU recognizes a position of a power transferring unit by image recognition based on image information from a camera incorporated in a vehicle. Then, the IPA-ECU performs guidance control such that the vehicle is guided to the power transferring unit based on a result of the image recognition (first guidance control). A resonant ECU estimates a distance between the power transferring unit and a power receiving unit based on an electric power feeding condition from the power transferring unit to the power receiving unit. When the power transferring unit comes under a body of the vehicle, an HV-ECU performs guidance control of the vehicle such that a position of the power receiving unit is adjusted to a position of the power transferring unit based on distance information from the resonant ECU (second guidance control).04-07-2011
20100324768Method for Coupling an Electric Traction Machine to a Hybrid Vehicle and Hybrid Vehicle for Implementing Said Method - The invention relates to a method for controlling a hybrid vehicle that comprises a traction chain with a propulsion unit (12-23-2010
20100324763DEVICE FOR CONTROLLING THE ELECTRIC OPERATION MODE OF A HYBRID POWER UNIT OF A HYBRID VEHICLE BY ACTION ON THE ACCELERATOR PEDAL - A system for a hybrid power unit of an automotive vehicle having at least one thermal engine, at least one electric motor, with an accelerator pedal that represents a power control means actuated by the vehicle driver, and an electronic control unit. The system includes a mechanism generating a first return force on the pedal. An electronic control unit is adapted, when an exclusively electric operation mode of the vehicle is activated, to control the force generation mechanism so that it generates a second force higher than the first one when the stroke of the pedal reaches a predetermined threshold.12-23-2010
20100324762CONTROL METHOD OF HYBRID VEHICLE - A hybrid vehicle includes an internal-combustion engine, an engine starter ISG motor, a main motor that drives rear wheels, a CVT pulley belt disposed between an engine output shaft and a front wheel shaft, a clutch connected between the output shaft of the internal-combustion engine and an input shaft of the CVT, a battery, and a hybrid controller. When the hybrid controller determines that there is a need to add a traction force of the engine from a state where the vehicle is driven by the main motor alone, the hybrid controller controls the respective components so as to start the engine by the ISG motor in a state where the clutch is disengaged, control a speed ratio of the CVT so that a CVT input speed achieves a target speed for starting clutch engagement, detects the engine rotation speed, detects the CVT input speed, and engages the clutch when a difference between those speeds falls within a predetermined range.12-23-2010
20100332059THROTTLE CONTROL METHOD AND SYSTEM - A throttle control system is provided for generating a throttle control signal in an electric vehicle. The throttle control system includes: a throttle position sensor operable to detect a throttle twist input by an operator and to responsively generate a throttle twist input signal; a controller operatively coupled to the throttle position sensor for receiving the throttle twist input signal and responsively generating a throttle control signal; and a feedback circuit operatively coupled to the controller for receiving the throttle control signal and outputting a corresponding feedback signal to the controller; wherein the controller compares the feedback signal and the throttle control signal to detect an error condition in the throttle control signal, and when an error condition is detected, determines a responsive action corresponding to the severity of the error condition.12-30-2010
20100179714VEHICLE DRIVE POWER GENERATION CONTROL APPARATUS - Past limit electric power generation costs and past limit electric assist costs are stored as pieces of planning information, based on each of which a fuel consumption amount is estimated assuming that a vehicle travels according to a past traveling pattern. An average estimated fuel consumption amount is computed by averaging the fuel consumption amounts estimated for the pieces of planning information. The piece of planning information including the lowest average estimated fuel consumption amount is selected for the next traveling. An improvement amount during electric power generation and an improvement amount during assistance are computed based on the selected piece of planning information (limit electric power generation cost), the limit electric assist cost, and the present generating and electric assist costs required actually while the vehicle is traveling. An engine and a motor/generator of the vehicle are controlled based on the two improvement amounts.07-15-2010
20110257822ENGINE CONTROLLER OF HYBRID VEHICLE - To provide an engine controller of a hybrid vehicle that can perform a forced driving operation of an engine by performing the same inspection procedure as that of a vehicle using only an engine as a drive source even in the hybrid vehicle.10-20-2011
20090171523Hybrid Vehicle Having Multi-Mode Controller - A control system for a hybrid vehicle controls the various operating modes of the hybrid vehicle. Operating modes of the hybrid vehicle include an electric-only power mode, a series hybrid mode, a series hybrid dual-power mode, and a parallel hybrid tri-power mode. The control system selects one of the operating modes for the hybrid vehicle based on one or more inputs and comparisons. Examples of inputs for the control system include a gear-mode, a present battery storage capacity, a present velocity of the hybrid vehicle, and the previous operating mode of the hybrid power system. The control system may also take into account whether a user has selected the electric-only power mode. The control system may also control the operations of one or more components of the hybrid vehicle while operating in one of the operating modes.07-02-2009
20090171522Hybrid Vehicle Having Multi-Mode Controller - A hybrid vehicle includes a multi-mode power system. The power system includes a battery, an electrical power input, a first motor/generator, a second motor/generator, and a clutch. A first operating mode is defined by deactivation of the internal combustion engine and the operation of the vehicle by electrical force provided from the battery to the second motor/generator. In a second operating mode, activation of the internal combustion engine generates electrical power by providing rotational force to the first motor/generator. In a third operating mode, engagement of the clutch couples the internal combustion engine and the second motor/generator to provide rotational force to the wheels. In a fourth operating mode, engagement of the clutch couples the internal combustion engine with the second motor/generator, and the first motor/generator further provides rotational force to the wheels.07-02-2009
20090171521AC Link Bidirectional DC-DC Converter, Hybrid Power Supply System Using the Same and Hybrid Vehicle - In an AC link type boosting device, DC terminals of two voltage inverters are connected each other in series in additive polarity and plural AC terminals of each of the voltage inverters are connected to a transformer. The two voltage type inverters are AC linked to each other via the transformer. An external voltage applied between the DC terminals of the AC link type booster is divided by the voltage-type inverters.07-02-2009
20110172863Dynamic Traction Control - A vehicle in which propulsion can be distributed between first and second axles includes: a first electric motor coupled to the first axle and a second electric motor coupled to the second axle. An electric control unit (ECU) coupled to the motors causes electrical energy to be generated by the first motor in response to the ECU determining that a wheel speed of at least one wheel associated with the first axle exceeds the vehicle speed and causing electrical energy to be supplied to the second motor in response to electrical energy being generated in the first motor.07-14-2011
20100121509VEHICLE AND TRAFFIC SYSTEM - Provided are a vehicle having high degree of operation freedom due to electric power being able to be supplied to the vehicle during its travel and due to the vehicle being able to drive on normal roads, and a traffic system. A large number of overhead lines are arranged over a road. An extendable electric power collector is provided at the rear of the vehicle, and a battery and a drive mechanism are mounted on the vehicle. When the power collector is in contact with an overhead line, electric power supplied from the overhead line is supplied to the battery to charge it and electric power is supplied also to the drive mechanism. When the vehicle travel on a normal road having no such overhead lines, electric power is supplied from the battery to the drive mechanism.05-13-2010
20100121510HYBRID VEHICLE, CONTROL METHOD FOR HYBRID VEHICLE AND COMPUTER-READABLE RECORDING MEDIUM TO RECORD PROGRAM FOR MAKING COMPUTER EXECUTE CONTROL METHOD - A temperature sensor detects a temperature of a fuel pipe for supplying fuel from a fuel tank to an engine. A HV-ECU controls switching of a traveling mode including an EV mode for traveling while stopping engine and a HV mode for traveling while operating engine. HV-ECU receives a detected value of temperature from an engine ECU and switches the traveling mode from the EV mode to the HV mode when temperature of fuel pipe is increased to not less than a prescribed threshold value at the time of traveling in the EV mode.05-13-2010
20100121515VEHICLE AND CONTROL METHOD OF VEHICLE - A vehicle includes: an electric motor that outputs power to a drive shaft that is coupled to a first wheel, which is a primary drive wheel; an electrical storage device that exchanges electrical power with the electric motor; a braking system that can independently apply a braking force to the first wheel and a second wheel that is a free rolling wheel or a drive wheel other than the first wheel, regardless of a braking request by a driver; and a control unit that controls the braking system and the electric motor such that the braking system applies the braking force only to the second wheel and that output torque of the electric motor becomes equal to or lower than specified torque until rotational speed of the electric motor reach specified revolution when a start-up request is made by the driver while the vehicle is at a halt on a driving road surface whose inclination, which is acquired by an inclination acquisition device, is larger than or equal to specified inclination. The present invention also relates to a control method of the vehicle.05-13-2010
20100121508HYBRID SYSTEM CONTROL APPARATUS AND HYBRID SYSTEM CONTROL METHOD - A hybrid system control apparatus is provided in which an intercooler (05-13-2010
20100121513VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle equipped with an engine, a planetary gear mechanism linked to the output shaft of the engine and to a driveshaft, a first motor linked the planetary gear, a second motor inputting and outputting power to and from the driveshaft, and a battery inputting and outputting electric power to and from the motors, when a cooling water temperature Tw of the engine is lower than a threshold Twref, that is, the intermittent operation of the engine is prohibited, a controller performs a warm-up control on condition that a battery temperature Tb is a preset reference temperature Tα, while performing a low state of charge control on condition that a battery temperature Tb is higher than or equal to a preset reference temperature Tα and lower than a preset reference temperature Tβ. The warm-up control causes the battery to be charged and discharged by compulsion by setting a state of charge of the battery alternately to a low state of charge and to a high state of charge and ensures output of a driving force equivalent to the driving force demand for driving the vehicle within input and output limits of the battery. The low state of charge control causes the battery to be charged and discharged to approach a state of charge of the battery to a preset low state of charge that is lower than a normal state and ensures output of a driving force equivalent to the driving force demand for driving the vehicle within input and output limits of the battery.05-13-2010
20100121511LI-ION BATTERY ARRAY FOR VEHICLE AND OTHER LARGE CAPACITY APPLICATIONS - A large battery array, particularly for use in an electric vehicle, is formed of multiple modules, each containing plural battery cells and module management electronics. Each battery module has a nominal output voltage in the range of about 5 volts to about 17 volts. A controller communicates with individual battery modules in the array and controls switching to connect the modules in drive and charging configurations. The module management electronics monitor conditions of each battery module, including the cells it contains, and communicates these conditions to the controller. The module management electronics may place the modules in protective modes based upon the performance of each module in comparison to known or configurable specifications. The modules may be pluggable devices so that each module may be replaced if the module is in a permanent shutdown protective mode or if a non-optimal serviceable fault is detected.05-13-2010
20100121507CONTROL DEVICE AND CONTROL METHOD FOR VEHICLE - A control device has a coupling determination sensor for detecting external connection of a charge table. When the connection of the charge cable is detected according to a signal from the sensor, the control device activates an electric device connected to a communication line of a charge-time-dedicated power supply system. Since the control device of the invention can activate only the electric device related to the charging while keeping electric devices not related to the charging at rest, and therefore prevents wasteful electric power consumption.05-13-2010
20100057284METHOD AND APPARATUS FOR CONTROLLING MOTOR FOR SKID MODE OF ELECTRIC VEHICLE - The present invention discloses a method and apparatus for controlling a motor for an electric vehicle. The method and apparatus calculates the current acceleration a of the motor according to the detected rotor position values in real-time, and if the current acceleration a is greater than a predetermined forward acceleration a0, the output torque of the motor is decreased. If the acceleration a is less than a predetermined backward acceleration a1, then the output torque of the motor is decreased. Thus, when the vehicle travels from a normal road surface to a smooth road surface, the decrease or increase output torque may suppress the abrupt speed variations.03-04-2010
20100217465METHOD FOR REGULATING THE CHARGING STATE OF AN ENERGY ACCUMULATOR FOR A VEHICLE COMPRISING A HYBRID DRIVE - A method for regulating a charging state of an energy accumulator for a vehicle with a hybrid drive includes detecting a driving speed variable value of the vehicle and determining a nominal charging state of the energy accumulator as a function of the driving speed variable value by a control unit, detecting an actual charging state of the energy accumulator, comparing the actual charging state with the nominal charging state by the control unit, switching on an energy consumer by a charging state regulator, for at least partially discharging the energy accumulator when the actual charging state exceeds the nominal charging state, tabulating a first nominal charging state value as a function of the driving speed variable value by a characteristic curve, in order to determine the nominal charging state of the energy accumulator, and adapting the characteristic curve by the control unit when the vehicle is braked.08-26-2010
20100063662CONTROL DEVICE AND CONTROL METHOD OF HYBRID VEHICLE - If an ECU of a hybrid vehicle receives an EV request signal from an EV switch, the ECU determines whether an intermittency prohibition operation for emission deterioration prevention is in progress. The EV request signal indicates that a driver requests EV running using only a motor. If the ECU determines that the intermittency prohibition operation for the emission deterioration prevention is in progress, the ECU does not allow the EV running request from the driver but operates the engine continuously. Thus, the emission deterioration of the hybrid vehicle can be inhibited appropriately.03-11-2010
20100082189APPARATUS AND METHOD FOR CONTROLLING AN ACCELERATOR FOR ELECTRIC VEHICLES - The present invention provides an apparatus and method for controlling an accelerator for electric vehicles. The method comprises steps of: acquiring an actual accelerator pedal depth value and a current vehicle speed; determining a maximum output torque of motor under the current vehicle speed based on the current vehicle speed; and controlling the output torque of motor in such a way that the growth rate of the output torque higher than that of the actual accelerator pedal depth value at the beginning and then closed to that of the actual accelerator pedal depth value during the actual accelerator pedal depth value growing. The invention makes the output torque grown rapidly within the shallow range of accelerator pedal depth, while makes the output torque grown closed to that of the accelerator pedal depth within the relative deep range of accelerator pedal depth. Thus during the initial stage of acceleration, the vehicle may rapidly output a bigger torque, with an excellent dynamic response, to improve the driving comfort.04-01-2010
20100082191MOTOR CONTROL METHOD FOR ELECTRIC-POWERED VEHICLE AND DRIVING APPARATUS FOR ELECTRIC-POWERED VEHICLE - Disclosed is a motor control method for an electric-powered vehicle (04-01-2010
20100082190VEHICLE AND CONTROL METHOD THEREOF - In a hybrid vehicle 04-01-2010
20100082188HYBRID VEHICLE AND CONTROL METHOD OF HYBRID VEHICLE - On a restart of an engine accompanied with a change from a motor drive of a hybrid vehicle to a hybrid drive, when a temperature of a catalyst in a catalytic converter located in an exhaust pipe of the engine decreases below a preset reference temperature to be out of a specific temperature range of ensuring sufficient catalyst performance, a power restriction value is set according to the catalyst temperature and an EV drive time representing a time duration of the motor drive. An engine power demand to be output from the engine is set under output restriction with this power restriction value. The engine and two motors are then controlled with the set engine power demand. This arrangement effectively prevents poor emission and ensures good driving performance of the vehicle even in the event of a temperature decrease of the catalyst by the motor drive of the vehicle.04-01-2010
20120150373APPARATUS FOR SUPPLYING POWER TO TRANSMITTER OF FUEL CELL VEHICLE - The present invention relates a power supply apparatus for a fuel cell vehicle, and provides a power supply apparatus of a fuel cell vehicle. More specifically, an IR data transmitter transmits and receives data to/from a hydrogen charger and a power supply apparatus, that is connected to the IR data transmitter, selectively supplies power thereto according to the opening/closing of a fuel door. In particular, a sensing apparatus is connected to the power supply apparatus and senses opening/closing of the fuel door and a normal power source that is connected to the sensing apparatus for opening/closing the fuel door selectively supplies power to the sensing apparatus when the normal power source is off.06-14-2012
20120209464METHOD FOR OPERATING A DRIVE DEVICE OF A MOTOR VEHICLE AND DRIVE DEVICE FOR A MOTOR VEHICLE - A method for operating a drive device of a motor vehicle, which includes at least one internal combustion engine and at least one electric machine, a driving resistance, in particular an uphill gradient, being ascertained and the internal combustion engine being operated as a function thereof. The internal combustion engine is operated as a function of a driving resistance to be expected, which is determined as a function of an instantaneous driving resistance. A drive device for a motor vehicle is also described.08-16-2012
20120310464CONTROL OF A PERSONAL TRANSPORTER BASED ON USER POSITION - An apparatus controller for prompting a rider to be positioned on a vehicle in such a manner as to reduce lateral instability due to lateral acceleration of the vehicle. The apparatus has an input for receiving specification from the rider of a desired direction of travel, and indicating means for reflecting to the rider a propitious instantaneous body orientation to enhance stability in the face of lateral acceleration. The indicating may include a handlebar that is pivotable with respect to the vehicle and that is driven in response to vehicle turning.12-06-2012
20110190970POWER GENERATION DEVICE EQUIPPED ON VEHICLE - A structure for controlling an engine is simplified in a power generation device equipped on a vehicle which generates power by a driving force of an engine. An operation unit (08-04-2011
20110190969METHOD FOR CONTROLLING AND/OR REGULATING AT LEAST ONE PARTIAL LOAD TRANSFER IN A HYBRID DRIVE ARRANGEMENT - The invention relates to a method for controlling and/or regulating at least one partial load transfer in a hybrid drive arrangement of a motor vehicle. According to said method, a driver's desired torque (M08-04-2011
20120310463MOVABLE COMPONENT FOR A NETWORK SYSTEM - The movable component for a network system may communicate with another component. The movable component includes a body, a battery, a control unit, and a communication unit. The body includes a wheel for moving, and a motor driving the wheel. The battery supplies a power to the motor. The communication unit communicates with the other component to receive information related to energy. The control unit determines whether to charge the battery based on the information related to energy.12-06-2012
20110178661CONTROL ALGORITHM FOR LOW-VOLTAGE CIRCUIT IN HYBRID AND CONVENTIONAL VEHICLES - A method for controlling a low-voltage circuit of a vehicle having a generator includes monitoring operating conditions of the vehicle and determining whether surplus generator load is available. Available surplus generator load is captured and used to power the low-voltage circuit. The low-voltage circuit may include a low-voltage battery, which may be charged with the surplus generator load. The surplus generator load may be utilized for anti-sulfation of the low-voltage battery. The method is usable with both a hybrid vehicle and a conventional vehicle. The method may further include powering the low-voltage circuit with energy stored in the low-voltage battery as a result of charging the low-voltage battery with the surplus generator load.07-21-2011
20110190971Hybrid vehicles - A hybrid vehicle comprises an internal combustion engine, a traction motor, a starter motor, and a battery bank, all controlled by a microprocessor in accordance with the vehicle's instantaneous torque demands so that the engine is run only under conditions of high efficiency, typically only when the load is at least equal to 30% of the engine's maximum torque output. In some embodiments, a turbocharger may be provided, activated only when the load exceeds the engine's maximum torque output for an extended period; a two-speed transmission may further be provided, to further broaden the vehicle's load range. A hybrid brake system provides regenerative braking, with mechanical braking available in the event the battery bank is fully charged, in emergencies, or at rest; a control mechanism is provided to control the brake system to provide linear brake feel under varying circumstances.08-04-2011
20120310462HYBRID VEHICLE - When an idling stop request is generated, in the case of a B zone (the discharge limited zone) or a C zone (the discharge prohibited zone), then an internal combustion engine ENG is made to continue driving, and charging of an electric storage device BATT is performed. Thereafter, when an idling stop release request is generated, in the case of the B zone, a vehicle is started by driving an electric motor MG, while continuing driving of the internal combustion engine ENG and setting a first clutch C12-06-2012
20100030413INDICATION APPARATUS FOR HYBRID VEHICLE - An ECU executes a program including: steps of detecting an SOC and a temperature TB of a traction battery; when an EV switch is on, a step of calculating a temperature correction coefficient α from TB; when EV switch not on, a step of calculating a temperature correction coefficient α from TB; steps of calculating an EV traveling allowed power value WOUT based on the SOC and the temperature correction coefficients; and a step of transmitting EV traveling allowed power value WOUT to a meter ECU in order to indicate EV traveling allowed power value WOUT on a power meter.02-04-2010
20100030412ELECTRIC POWERED VEHICLE AND ITS CONTROL METHOD - A shift position of an electric powered vehicle is selected by operating a shift lever and a P position switch. A power source position is selected by operating a power switch. When any of switching elements forming an inverter device is short-circuited, selection of the shift position and the power source position is controlled such that simultaneous selection of a power source position at which inverter control is turned off and a shift position at which a parking lock mechanism is inactivated can be avoided. Therefore, inverter control for reducing short-circuit current caused by back electromotive force derived from rotation of a motor generator after occurrence of short-circuit failure can reliably be executed.02-04-2010
20120150378Determination and Usage of Reserve Energy in Stored Energy Systems - A method and system for determining amount of internal reserve energy that is available in an energy storage system is provided. The method includes determining capacity of the energy storage system to store energy and computing the amount of internal reserve energy available below a threshold level based on the determined capacity. Further, state of health of the energy storage system is determined based on historical data that is collected. Additionally, current state of the energy storage system is determined. The state of health of the energy storage system and current state of the energy storage system is used to refine the amount of internal reserve energy.06-14-2012
20120150376INDEPENDENT CONTROL OF DRIVE AND NON-DRIVE WHEELS IN ELECTRIC VEHICLES - In an electric vehicle including at least two drive wheels, an electric motor is operatively coupled to each drive wheel and a braking assembly is operatively coupled to each wheel. A controller is operatively coupled to each electric motor and each braking assembly for independently controlling the torque applied to each drive wheel and the braking pressure applied to each wheel. In a method of controlling an electric vehicle, a controller generates motor torque commands and sends them to each electric motor. The controller also generates brake pressure commands and sends them to each brake assembly associated with each wheel. In both the vehicle and the method, the controller may rely upon input received from sensors associated with the vehicle and may perform a control algorithm.06-14-2012
20120310461HYBRID DRIVE DEVICE - A hybrid drive device includes: a gear mechanism that divides and transmits rotary power of an internal-combustion engine to first motor generator and second motor generator; a first shaft to which rotary power of the first motor generator is transmitted; a rotary element; a second shaft to which rotary power of the rotary element is transmitted after deceleration; a third shaft to which rotary power of the second shaft is transmitted after deceleration; a first power-transmission switching mechanism that can switch rotary power of the second motor generator among a state of being transmitted to the rotary element, a state of being transmitted to the third shaft, and a state of not being transmitted; and a second power-transmission switching mechanism that can switch rotary power of the first shaft between a state of transmission to the second shaft and a state of not transmitted.12-06-2012
20100023194Method for Reducing Gear Rattle in a Hybrid Electric Vehicle Powertrain - A method for controlling a powertrain for a hybrid electric vehicle having an engine and a motor and gearing for establishing power flow paths from the engine and the motor with common gear elements to vehicle traction wheels. An engine power bias is applied to an engine power command and a bias to a motor torque command to avoid an operating mode in which motor torque is at or near zero, whereby gear rattle due to torque disturbances is avoided.01-28-2010
20120310460CONTROL APPARATUS FOR VEHICULAR POWER TRANSMITTING SYSTEM - It is provided a control apparatus for a vehicle provided with an electric motor power source, an inverter, an electric motor, an inverter smoothing capacitor, and a step-variable automatic transmission, the control apparatus being configured to implement a torque reduction control, and to implement a torque reduction limitation control to limit reduction of an output torque of the electric motor to within a range in which a terminal voltage of the inverter smoothing capacitor will not exceed a predetermined withstanding voltage of the inverter and to limit the reduction of the output torque by limiting an amount of change of the output torque per unit time during the reduction of the output torque in the torque reduction control, to within a predetermined torque reduction rate limiting range, and wherein the torque reduction rate limiting range is determined upon initiation of a shifting action of the automatic transmission.12-06-2012
20110218698HYBRID HIGH VOLTAGE ISOLATION CONTACTOR CONTROL - An isolation system for traction batteries for a vehicle includes battery contactors having a closed state and an open state. The current drawn from the traction batteries during transitions between the two states is managed by selecting loads for either reduced levels of operation or cutoff to reduce the total current draw. Vehicle operating conditions, such as the direction of the state transition, may control the selection of loads for operation during the transition.09-08-2011
20110218699METHOD FOR CONTROLLING AN AUTOMATIC GEARED TRANSMISSION - A method of controlling an automatic geared transmission of a vehicle drive train. The transmission is linked, on the input side, to a hybrid drive which comprising an engine and an electric motor and, on the output side, to an axle drive and wheels. During vehicle stand still with the engine and/or electric motor operating and a disengaged drive train, rolling of the motor vehicle is prevented, or at least limited, by shifting the transmission. When the automatic geared transmission is in the neutral position (G09-08-2011
20120310459Method and Device for Steering a Vehicle Toward an Object During a Parking Operation - In a method and a device for steering a vehicle towards an object, an optimization of such steering leads to a close and accurate approach. In a method for controlling a vehicle having a drive unit and a braking device during a parking operation leading up to an object, the vehicle is brought to a parking speed within a first distance of the vehicle from the object, the parking speed maximally corresponding to the drive speed that is achievable using the idling speed, the speed is maintained, and after the distance has been covered, the braking device decelerates to standstill within and up to a second distance, which corresponds to the stopping distance. Furthermore, a device is adapted for implementing the method.12-06-2012
20100017054Engine Power Demand Load-Leveling for a Hybrid Electric Vehicle - A method for controlling a demand for engine power in a control for an engine in a hybrid electric vehicle with power-split characteristics. Following transitions from acceleration or deceleration operating modes to a steady-state operating mode, power demand excursions from road-load power are attenuated or avoided by filtering the power demand using a filter constant that changes within battery power constraints as a function of a normalized driver demand for power at traction wheels for the vehicle.01-21-2010
20100324766SYSTEM FOR GENERATING AN ESTIMATION OF THE GROUND SPEED OF A VEHICLE FROM MEASURES OF THE ROTATION SPEED OF AT LEAST ONE WHEEL - A system for producing an estimation of the overall speed of a vehicle relative to the ground is described which comprises the generation of a measurement of the instantaneous road grip coefficient (μ12-23-2010
20120310458VEHICLE, METHOD AND DEVICE FOR CONTROLLING ENGINE - A vehicle provided with a motor generator as a driving source includes a battery to supply electric power to the motor generator, an engine, and an ECU to control the vehicle in one of a CS mode and a CD mode in which opportunity for operation of the engine is limited compared to in the CS mode. The ECU controls the engine in accordance with a condition different from a condition used to control the engine in the CS mode, if the engine is started at least due to decrease in a state of charge of the battery while the vehicle is controlled in the CD mode.12-06-2012
20100280694METHOD FOR DRIVING A HYBRID TRACTION CHAIN BASED ON THE BATTERY CHARGE STATE - The invention relates to a method that comprises the following steps: —a first step (11-04-2010
20120310457METHOD AND SYSTEM FOR CUTTING FUEL FOR HYBRID VEHICLE - Disclosed is a method and a system for cutting fuel for a hybrid vehicle. More specifically, a control unit in the vehicle is configured to determine margin torque according to each driving mode, determine whether a current vehicle driving condition is a coasting driving condition, compare a engine torque and a sum of friction torque and the margin torque to determine whether the engine torque is greater than the sum of the friction torque and the margin torque and cut fuel injection to the engine when the engine torque is equal to or less than the sum of the friction torque and the margin torque.12-06-2012
20120310456METHODS AND SYSTEMS FOR AIR FUEL RATIO CONTROL - Various methods and systems for an engine driving an electrical power generation system are provided. In one embodiment, an example method for an engine driving an electrical power generation system includes adjusting an engine speed in response to a relationship between oxygen and fuel while maintaining a power transmitted to the electrical power generation system.12-06-2012
20120310455METHOD AND APPARATUS FOR CONTROLLING TORQUE OUTPUT OF A HYBRID POWERTRAIN SYSTEM - A method for controlling output torque of a hybrid powertrain system includes determining a constrained output torque in response to an operator torque request, and determining maximum and minimum output torque limits. A time-rate change in the constrained output torque at each of a plurality of torque breakpoints is determined A desired output torque is determined A preferred output torque is determined as the desired output torque adjusted using the time-rate changes in the constrained output torque at the plurality of torque breakpoints and limited within the maximum and minimum output torque limits. Torque outputs of torque generators of the hybrid powertrain system are controlled in response to the preferred output torque.12-06-2012
20120310454METHOD AND APPARATUS FOR MANAGING TORQUE IN A HYBRID POWERTRAIN SYSTEM - A powertrain system includes an internal combustion engine and an electric machine coupled via a torque transfer device to a transmission. A method for operating the powertrain system to transfer torque to a driveline includes establishing an operating torque security limit that is a default torque security limit. The operating torque security limit is set to an override limit when engine speed is less than a threshold speed. A torque security fault is detected only when a combined torque output from the internal combustion engine and the electric machine to the torque transfer device deviates from an operator torque request by an amount greater than the operating torque security limit.12-06-2012
20110118919APPARATUS AND METHOD FOR AIR CONDITIONING VEHICLE INTERIOR USING BATTERY CHARGE CONTROL OF ELECTRIC VEHICLE - The present invention provides an apparatus and method for air conditioning a vehicle interior using a battery charge control of an electric vehicle, which can improve the cooling/heating performance by setting a start-up time of the electric vehicle and supplying heat generated from a battery during charge and its latent heat to the vehicle interior during initial start-up of the vehicle.05-19-2011
20110118925POWER TRANSMISSION MECHANISM FOR HYBRID VEHICLE - A power switcher mechanism includes an internal combustion engine, a generator motor, a controller and a power interrupter. The internal combustion engine outputs a power. The generator motor carries out electric power generation as well as outputs a power when a power is input. The controller selects and then controls the internal combustion engine and the generator motor as a driving source for running. The power interrupter connects the generator motor with a power transmission route for transmitting the power and then disconnects the generator motor from the power transmission route, or vice versa, intermittently. The controller activates the power interrupter and then deactivates it, or vice versa, intermittently, with reference to information on road conditions, information on traffic conditions or information on vehicular conditions.05-19-2011
20110118923METHOD FOR OPERATING A HYBRID DRIVE - A method for operating a hybrid drive of a motor vehicle in particular. An internal combustion engine is connected to a generator via a force-conducting connection. In a learning mode, the generator is operated as a motor and drives the internal combustion engine. In this learning mode, a so-called zero quantity calibration is performed.05-19-2011
20110118920REGENERATIVE BRAKING TORQUE COMPENSATION DEVICE, METHODS FOR REGENERATIVE BRAKING TORQUE COMPENSATION AND A HYBRID VEHICLE EMBODYING SUCH DEVICES AND METHODS - The present invention compensates a regenerative braking amount by applying a target shift step and a shift phase in a case that the vehicle is in deceleration according to a brake demand and regenerative braking is performed. A regenerative braking torque compensation method of a hybrid vehicle may include a step of determining a regenerative braking operation amount to control regenerative braking torque while regenerative braking is needed, a step of applying a real shift ratio to determine a regenerative braking operation amount if shifting is detected during the regenerative braking, a step of applying a target shift step and a shift phase according to the shifting to decide a regenerative braking compensation amount, and a step of applying the regenerative braking operation amount to the regenerative braking compensation amount to control final regenerative braking torque.05-19-2011
20100280697HYBRID-TYPE CONSTRUCTION MACHINE - In the hybrid-type construction machine, the control unit (11-04-2010
20100222953Dual Motor Drive and Control System for an Electric Vehicle - A method and apparatus for optimizing the torque applied by each motor of a dual motor drive system of an all-electric vehicle is provided, the torque adjustments taking into account wheel slip as well as other vehicular operating conditions.09-02-2010
20090024265Micro-Hybrid Motor Vehicle - A micro-hybrid motor vehicle 01-22-2009
20100292881CONTROL APPARATUS FOR VEHICLE DRIVE SYSTEM - Over rotation limitation control is performed to control an engine rotation speed so that a rotation speed of a pinion gear of a planetary gear set will not exceed a limit value, when a travel mode is changed to a limp-home travel mode in response to an abnormality in an inverter for a first motor generator. With this over rotation limitation control, a difference between rotation speeds of a ring gear coupled to a wheel side and a carrier coupled to an engine side. Thus, when the limp-home travel mode is performed due to the abnormality in the inverter for the first motor generator, a secondary failure, in which the pinion gear burns out and the planetary gear set fails, is prevented.11-18-2010
20100305794VEHICLE SYSTEM, AND METHOD - Vehicle system, comprising:—a hybrid powertrain (E, EMG, B) to drive the vehicle system and configured to generate electric energy; and—at least one electrically operable refrigerator unit (R) configured to cool at least one storage compartment of the system; wherein the refrigerator unit (R) is powered by electric energy generated by the hybrid powertrain.12-02-2010
20110307133SYSTEM FOR ADJUSTING GO-KART SPEED - A system and related methods to automatically equalize acceleration rates and speeds of an electric go-kart based on the weight and other characteristics of the driver. Each kart is equipped with a transponder with a unique frequency that is controlled by a remote control transmitter via radio frequency (RF). The remote control transmitter is capable of changing the speed settings of the electric motor controller on each kart on the track before, after and during a race. Each driver is issued a “Driver's License” in the form of a card with a magnetic stripe that contains, but is not limited to, information on the driver's account balance, driver's race level, and the driver's weight. This information is read from the Driver's License card and used to adjust the speed and acceleration rate of the electric motor of the kart being driven by that participant. The card can be read at the Point-of-Sale (POS) (i.e., cashier, or check-in), or by a card reader on each individual kart.12-15-2011
20110307130SELECTABLE DRIVING MODES - Electric vehicle driving modes and methods of use thereof are described. A vehicle includes a driving mode selection unit. The driving mode selection unit can be used to select a particular driving mode from amongst a plurality of driving modes. A vehicle may be capable of using more energy in a first driving mode than in a second driving mode. A driving mode may comprise at least three vehicle system operating profiles comprising at least three of motor torque curve profile, regenerative braking level profile, electronic power steering profile, electronic stability control profile, antilock braking system profile, and top speed.12-15-2011
20110307137GENERATOR POWER-BASED COLD START STRATEGY - A system and method for controlling engine starting in a hybrid electric vehicle that includes a battery, an engine and a generator acting as a motor control generator power during engine starting so that generator torque complements or assists the engine to develop a stable running speed throughout an engine start event, particularly a cold engine start event, without violating battery power limits.12-15-2011
20110307136DEVICE AND METHOD FOR CONTROLLING VEHICLE - An ECU executes a program including the steps of: setting a target boost voltage to a maximum value when a request for changing a sub power supply is made; temporarily increasing discharge electric power of a main power supply and then restricting discharge electric power of the sub power supply before switching; shutting off a gate of a converter on the sub power supply side; performing processing for shutting off an SMR corresponding to the sub power supply before switching; connecting an SMR corresponding to a sub power supply after switching when an absolute value of a current is equal to or lower than a predetermined value; canceling shut-off of the gate of the converter on the sub power supply side; canceling temporary increase in discharge electric power of the main power supply and restriction of discharge electric power of the sub power supply; and canceling the setting of the maximum value as the target boost voltage.12-15-2011
20110307135ENGINE CONTROL APPARATUS AND HYBRID VEHICLE INCLUDING THEREOF - An engine control apparatus for a hybrid vehicle is provided with a conversion angle detecting device, an angle determining device, an engine load calculating device and an engine control device. The conversion angle detecting device detects a rotational phase of a cam with respect to a crankshaft as a detected conversion angle of a variable valve operating mechanism of an engine. The angle determining device determines if the detected conversion angle is different from a starting conversion angle when the engine is started. The engine load calculating device calculates a requested load to be imposed on the engine based on the detected conversion angle if the detected conversion angle is different from to the starting conversion angle at a time the engine is started. The engine control device controls the engine in accordance with the requested engine load that was calculated.12-15-2011
20110307132VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD - In a vehicle control for a vehicle that includes: an internal combustion engine; a vehicle-driving rotary electric machine that generates drive force on a drive wheel; and an electricity storage device that supplies electric power to the vehicle-driving rotary electric machine, the internal combustion engine includes an exhaust passageway, a catalyst provided in the exhaust passageway, and a heater device that heats the catalyst by using electric power from the electricity storage device. The vehicle control includes determining whether an execution condition that a state of the drive wheel is changing between a slipping state and a gripped state is satisfied; and executing a control for causing the electric power generated by the vehicle-driving rotary electric machine to be consumed by the heater device if the execution condition is satisfied.12-15-2011
20110307131DEVICE FOR THE ENERGY MANAGEMENT OF A VEHICLE - A device for the energy management of a vehicle, which has an air-conditioning system and a controller controlling the air-conditioning system. The air-conditioning system includes an air-conditioning compressor coupled mechanically to the drive train and a thermal storage unit. The controller controls the air-conditioning compressor in such a way that the energy efficiency of the vehicle is improved.12-15-2011
20110307129VEHICLE STEERABILITY AND STABILITY CONTROL VIA INDEPENDENT WHEEL TORQUE CONTROL - An independent wheel torque control algorithm is disclosed for controlling motor torques applied to individual electric motors coupled to vehicle wheels in an electric vehicle. In a first range of vehicle states, vehicle steerability is favored so that the operator of the vehicle suffers little or no longitudinal propulsion loss while steering is enhanced. In a second range of vehicle states, vehicle stability is favored. According to embodiments of the disclosure, a desired yaw moment is computed and then may be reduced in magnitude due to system limitations, electrical or friction limits, which prevents the desired yaw moment from being fully realized.12-15-2011
20120041621VEHICULAR PROPULSION SYSTEMS AND METHODS FOR MANAGING THE SAME - Vehicular propulsion systems and methods for managing propulsion systems are provided. The remaining energy in an energy supply coupled to a propulsion actuator on-board a vehicle is monitored. The energy provided to an on-board auxiliary non-propulsion load device from the energy supply is automatically limited based on the remaining energy in the energy supply.02-16-2012
20110307134CONTROL SYSTEM AND CONTROL METHOD - A control for a hybrid vehicle includes; obtaining information that an EV switch that is operated when a travel of the vehicle in an EV mode in which priority is given to an EV travel in which the vehicle travels by a motive power only from a rotary electric machine is to be selected has been operated; starting a permission preparation control for causing a transition from a state in which a situation of the vehicle satisfies a predetermined reservation condition for reserving the EV mode to a state in which the situation of the vehicle satisfies a predetermined permission condition for permitting the EV mode if the situation of the vehicle does not satisfy the permission condition but satisfies the reservation condition when the EV switch has been operated; and enabling to control the travel of the vehicle in the EV mode if the predetermined permission condition is satisfied.12-15-2011
20090198396ADAPTIVE CONTROL STRATEGY AND METHOD FOR OPTIMIZING HYBRID ELECTRIC VEHICLES - This invention relates a control strategy for a hybrid electric vehicle having an electric motor, a battery and an internal combustion engine. The control strategy improves fuel economy and reduces emissions while providing sufficient acceleration over a varying set of driving conditions through an adaptive control unit with an artificial neural network. The artificial neural network is trained on a pre-processed training set based on the highest fuel economies of multiple control strategies and multiple driving profiles. Training the artificial neural network includes a training algorithm and a learning algorithm. The invention also includes a method of operating a hybrid electric vehicle with an adaptive control strategy using an artificial neural network.08-06-2009
20120041629HYBRID VEHICLE - A hybrid vehicle includes a regenerative charging area detection section, a recovery loss estimation section, and a motor use ratio increase section. The regenerative charging area detection section detects arrival of a regenerative charging possible area in which a regenerative charging from a motor to a battery is possible. The recovery loss estimation section estimates a recovery loss of the regenerative charging based on a regenerative charge amount in the regenerative charging possible area and a current remaining battery amount in response to detection by the regenerative charging area detection section. In response to estimation by the recovery loss estimation section, before the arrival at the regenerative charging possible area, the motor use ratio increase section increases a use ratio of the motor so as to decrease a remaining battery amount while limiting the temperature of the battery to a predetermined temperature range.02-16-2012
20090299557Methods and Systems For Dynamically Controlling Hill Rollback of an Electric Vehicle - A method for dynamically controlling rollback in an electric vehicle having a motor for providing motive power to the electric vehicle and a shift lever for selecting either forward or reverse motion of the vehicle includes determining if the electric vehicle is moving in a direction opposite the direction of motion indicated by the shift lever. If the vehicle is moving in a direction opposite the direction indicated by the shift lever, the rollback acceleration of the vehicle is calculated. A power request for driving the electric motor is then determined such that the rollback of the vehicle is controlled. The determined power request is then applied to the electric motor thereby driving the electric motor and dynamically controlling the rollback.12-03-2009
20120041624Electric Vehicle Extended Range Hybrid Battery Pack System - A power source comprised of a first battery pack (e.g., a non-metal-air battery pack) and a second battery pack (e.g., a metal-air battery pack) is provided, wherein the second battery pack is only used as required by the state-of-charge (SOC) of the first battery pack or as a result of the user selecting an extended range mode of operation. Minimizing use of the second battery pack prevents it from undergoing unnecessary, and potentially lifetime limiting, charge cycles. The second battery pack may be used to charge the first battery pack or used in combination with the first battery pack to supply operational power to the electric vehicle.02-16-2012
20120041630HYBRID VEHICLE AND CONTROL METHOD OF HYBRID VEHICLE - The vehicle speed is set as the intermittent operation prohibition vehicle speed before the accumulated charge amount condition where each accumulated charge amount of the master battery and the slave battery becomes each preset value is satisfied, and the vehicle speed that is less than the vehicle speed is set as the intermittent operation prohibition vehicle speed after the accumulated charge amount condition is satisfied. Then, when the vehicle speed is less than the intermittent operation prohibition vehicle speed, the engine and the motor are controlled so that the hybrid vehicle is driven with the priority to the motor travel where the hybrid vehicle is driven with input and output power to and from the motor before accumulated charge amount condition is satisfied, and the engine and the motor are controlled so that the hybrid vehicle is driven with the intermittent operation of the engine corresponding to the power demand after the accumulated charge amount condition is satisfied.02-16-2012
20120041628Control, Collection and Use of Metal-Air Battery Pack Effluent - A system and method for maintaining an ambient oxygen concentration below a preset concentration while charging a metal-air battery pack is provided, the system utilizing an on-board means for collecting and storing the oxygen-rich effluent generated during the charge cycle.02-16-2012
20120041627Efficient Dual Source Battery Pack System for an Electric Vehicle - A method of optimizing the operation of the power source of an electric vehicle is provided, where the power source is comprised of a first battery pack (e.g., a non-metal-air battery pack) and a second battery pack (e.g., a metal-air battery pack). The power source is optimized to minimize use of the least efficient battery pack (e.g., the second battery pack) while ensuring that the electric vehicle has sufficient power to traverse the expected travel distance before the next battery charging cycle. Further optimization is achieved by setting at least one maximum speed limit based on vehicle efficiency and the state-of-charge (SOC) of the first and second battery packs.02-16-2012
20120041626Efficient Dual Source Battery Pack System for an Electric Vehicle - A method of optimizing the operation of the power source of an electric vehicle is provided, where the power source is comprised of a first battery pack (e.g., a non-metal-air battery pack) and a second battery pack (e.g., a metal-air battery pack). The power source is optimized to minimize use of the least efficient battery pack (e.g., the second battery pack) while ensuring that the electric vehicle has sufficient power to traverse the expected travel distance before the next battery charging cycle. Further optimization is achieved by setting at least one acceleration limit based on vehicle efficiency and the state-of-charge (SOC) of the first and second battery packs.02-16-2012
20120041625Efficient Dual Source Battery Pack System for an Electric Vehicle - A method of optimizing the operation of the power source of an electric vehicle is provided, where the power source is comprised of a first battery pack (e.g., a non-metal-air battery pack) and a second battery pack (e.g., a metal-air battery pack). The power source is optimized to minimize use of the least efficient battery pack (e.g., the second battery pack) while ensuring that the electric vehicle has sufficient power to traverse the expected travel distance before the next battery charging cycle.02-16-2012
20120041623Charge Rate Modulation of Metal-Air Cells as a Function of Ambient Oxygen Concentration - A system and method for charging a metal-air battery pack at the maximum possible rate while maintaining an ambient oxygen concentration below a preset concentration is provided, thereby minimizing the risks associated with generating oxygen during the charging cycle.02-16-2012
20120041622Charge Rate Modulation of Metal-Air Cells as a Function of Ambient Oxygen Concentration - A system and method for charging a metal-air battery pack at the maximum possible rate while maintaining an ambient oxygen concentration below a preset concentration is provided, thereby minimizing the risks associated with generating oxygen during the charging cycle.02-16-2012
20120065820ONE-SIDED DETECTION AND DISABLING OF INTEGRATOR WIND UP FOR SPEED CONTROL IN A VEHICLE - A method or algorithm controls a motor in a vehicle having a proportional-integral controller. The controller determines a commanded damping control torque as a proportional output torque value and a commanded motor speed control torque as an integrator output torque value. The integrator torque output value is frozen only if the proportional torque output value saturates against a limit and the direction of the speed error is the same as that of the integrator torque output value. The proportional torque output value is calculated using different error values than are used in calculating the integrator output value. A vehicle includes one or more traction motors and the controller noted above. For two motors, the controller determines the damping torques and motor speed control torques separately for each motor.03-15-2012
20120150374CONTROL APPARATUS AND CONTROL METHOD FOR VEHICLE - An ECU that controls a plug-in hybrid vehicle starts an engine when a required power as a value obtained by subtracting a required discharge amount from a drive power is larger than a threshold during intermittent control in a CD mode, and stops the engine when the required power is smaller than a threshold. When intermittent control is being performed in the CD mode, the ECU limits the required discharge amount Pout to a relatively small value in a range where an engine coolant temperature is low, and sets the required discharge amount relatively large instead of imposing a limit thereon in a range where the engine coolant temperature is high.06-14-2012
20090319109POWER OUTPUT APPARATUS, CONTROL METHOD THEREOF, AND VEHICLE - A power output apparatus includes a control unit that controls an internal combustion engine, a generator, and an electric motor such that a required driving force is output to a drive shaft. The control unit learns an idle control amount, which is a control amount obtained during an idle operation of the internal combustion engine, in accordance with establishment of a predetermined learning condition when a rotation variation amount of the drive shaft is within a predetermined range including a value of zero, and does not learn the idle control amount when the rotation variation amount of the drive shaft is not within the predetermined range.12-24-2009
20090210108Engine Speed Control for an Engine in a Hybrid Electric Vehicle Powertrain for Improved Noise, Vibration and Harshness - A control strategy is disclosed for regulating speed of an engine in a hybrid electric vehicle powertrain that includes an electric motor and gearing. An electrical power flow path and a mechanical power flow path are established. Electrical power is coordinated with mechanical power to effect an arbitrated engine speed for a given power demand that will result in an acceptable noise, vibration and harshness (NVH) characteristic for the powertrain and an acceptable powertrain efficiency.08-20-2009
20110172860METHOD OF OPERATING A HYBRID POWERTRAIN - A method of operating a hybrid powertrain including an engine, an electric motor and a high voltage battery includes preventing a fuel flow to the engine when the high voltage battery includes a state of charge at or above a pre-defined upper limit, and driving the engine with torque supplied by the electric motor when the hybrid powertrain is operating in a fuel-off disabled condition to maintain operation of the engine without producing any engine torque.07-14-2011
20110320080METHOD FOR OPERATING A VEHICLE ELECTRICAL SYSTEM HAVING AT LEAST TWO ONBOARD SUBSYSTEMS - A method for operating a vehicle electrical system of a motor vehicle, the vehicle electrical system having at least two onboard subsystems having different electrical voltages, and a coupling is provided which allows a flow of electrical energy between the onboard subsystems, the one onboard subsystem being connected to a generator and/or at least one electrical consumer, and the other onboard subsystem being connected to at least one electrical consumer. In the event of a fault, the voltage supplied by the generator is lowered to a value that poses no risk to persons, yet an energy flow from the onboard subsystem having the generator to the other onboard subsystem having the consumer taking place nevertheless.12-29-2011
20120046813Method and system for operating an electrical machine, controlled by an inverter, in a motor vehicle in a fault situation - An electrical machine in a motor vehicle is controlled by an inverter, which motor vehicle has an automatically or manually actuatable transmission. The electrical machine generates, in generator mode, electrical energy that is stored in an energy reservoir. In a fault situation, at least one variable characterizing the charge state of the energy reservoir is detected and compared with a predefined lower threshold value, and upon a shortfall below the lower threshold value, the electrical machine is switched into a freewheeling mode by opening the inverter's switching elements. For an automatic transmission, a higher transmission ratio than a present transmission ratio is additionally established; for a manual transmission, the driver is notified by a message that a lower gear needs to be engaged.02-23-2012
20120004798DISCHARGE CONTROL APPARATUS FOR ELECTRIC VEHICLE - A discharge control apparatus in an electric motorcycle includes a main battery; a motor driven based upon electric power supplied from the main battery and a lighting device that is a load other than the motor for consuming electric power. A BMU determines a remaining capacity of the main battery. A control member performs a discharge control of the main battery for supplying electric power to the motor and the lighting device. The BMU and the control member allow the discharge of the main battery until the remaining capacity becomes a threshold value higher than zero. When the control member receives an instruction of checking a deterioration state of the main battery from an external checking device, the control member performs a discharge of the main battery until the remaining capacity reaches zero, and then, allows the main battery to be fully charged so as to determine a chargeable capacity.01-05-2012
20120209463METHOD FOR OPERATING A HYBRID VEHICLE - A method for operating a hybrid vehicle, particularly one that includes both a primary and an auxiliary power source. According to one exemplary embodiment, the method seeks to decouple or disassociate a driver's engagement of an accelerator pedal with activation of an auxiliary power source, such as an internal combustion engine. This way, if the driver aggressively engages the accelerator pedal while the hybrid vehicle is being propelled by a battery and an electrical motor, the method will delay activation of the internal combustion engine so that the two events do not appear to be linked or connected to one another. Delaying activation of the internal combustion engine while the electric motor is under a heavy stress load may also improve the drive quality of the hybrid vehicle.08-16-2012
20120046814VEHICLE CONTROL APPARATUS - A vehicle control apparatus for a vehicle that includes an internal combustion engine and an electric motor, and that is capable of traveling by motive power from at least one of the internal combustion engine and the electric motor includes: a control portion that causes the vehicle to travel in a travel mode of a plurality of travel modes that differ in an engine start condition for the internal combustion engine; and a determination portion that determines whether exhaust from the internal combustion engine has deteriorated, wherein the determination portion changes the deterioration determination condition for determining that the exhaust has deteriorated, according to the travel mode.02-23-2012
20100241298Electric powered outdrive - A self contained electric powered out drive system that can be charged overnight by means of a standard 120 volt AC wall outlet. The electric powered out drive system is capable of being attached to the rear of any motor vehicle by means of a standard trailer hitch receiver. The self contained electric drive system assists in propelling a motor vehicle under predetermined driving conditions which will greatly improve a motor vehicles fuel economy.09-23-2010
20100087978METHOD FOR OPERATING A DRIVE TRAIN - A method is provided for operating a motor vehicle drive train having an internal combustion engine, an electric motor and an electrical energy storage. An actual charge state of the electrical energy storage is detected and compared with an established setpoint charge state to determine one of several operating modes for the drive train. The setpoint charge state is determined as a function of an instantaneous driving state of the motor vehicle so that conclusions can be drawn about imminent deceleration, imminent acceleration or imminent cruise control, instantaneous transmission data and/or instantaneous hybrid drive data. Range boundaries and/or range extents of operating modes are shifted as a function of the setpoint charge state.04-08-2010
20090069964Electric Drive Vehicle Control System - Electronic control systems and related control methods for controlling electric drive motors for propelling a vehicle and electric auxiliary motors for performing work. The apparatus is shown in use with a vehicle that includes a mowing deck. Features of the control systems allow for safe and efficient use of the vehicle. These features include a power take-off timeout, automatic fail-safe brake (parking), and customized drive characteristics.03-12-2009
20100235026HYBRID CAR TRAVEL MODE SETTING DEVICE - A travel mode setting device for a hybrid car capable of ensuring the security against car theft and convenience when the car is lent to the third party. The hybrid car has travel drive sources and selectively uses one of them and can travel in one of travel modes. Authenticating means separately authenticate the car user and creates authentication results. Limiting means limits the travel modes to the usable travel modes according to the results of the authentication by the authenticating means.09-16-2010
20120059541Start control system for vehicle - A start control system for an automotive vehicle equipped with an electric motor working as a drive source. The start control system includes an accelerator limiter which limits an operating range of an accelerator of the vehicle to disable the electric motor and a limitation cancelling request receiver that receives a limitation cancelling request from a vehicle operator to cancel the limitation of the operating range of the accelerator. When the vehicle operator makes a start request mistakenly, so that the condition where the electric motor is set ready to start coincides with the condition where a brake of the vehicle is not operated, which will cause the vehicle to start upon the movement of the accelerator, the vehicle is inhibited from running unless the limitation cancelling request receiver receives the limitation cancelling request, thus minimizing the possibility of an error in starting the vehicle.03-08-2012
20090150016VEHICLE HYBRID POWER SYSTEM AND METHOD FOR CREATING SIMULATED EQUIVALENT FUEL CONSUMPTION MULTIDIMENSIONAL DATA APPLICABLE THERETO - A vehicle hybrid power system is provided according to the present invention. The hybrid power system is characterized by applying the concept of minimum equivalent fuel consumption, and then simulating equivalent fuel consumptions based on respective energy consumption or increase of motor and generator of a motor vehicle, and also defining simulated equivalent fuel consumption formula and making a list of system state parameters, system control parameters, and system negative load parameters, thereby obtaining simulated equivalent fuel consumption multidimensional data by entering the system parameters derived from a discretization/transformation process in the defined simulated equivalent fuel consumption formula; wherein, the simulated equivalent fuel consumption multidimensional data are revised to comprise subsystems, such as system engine, motor, generator, and others to determine a system control strategy of holistic optimization, thereby achieving the objective of saving energy. The present invention further provides a method for creating simulated equivalent fuel consumption multidimensional data, which is applicable to the hybrid power system of the present invention.06-11-2009
20120004801VEHICLE CONTROL DEVICE AND METHOD OF CONTROLLING VEHICLE - In a hybrid vehicle, an ECU executes drive control of an EHC. For the control, the ECU first executes low-voltage drive in which a drive voltage is reduced to 50 V when an energization request of the EHC is made. Then, based on a resistance value of the EHC, the ECU detects whether or not electric leakage is caused by dew formation of condensed water in the EHC. Consequently, if the electric leakage is detected, the energization of the EHC is inhibited. If electric leakage is not detected, the drive voltage Vd is increased to 200 V for normal drive to heat a catalyst by the EHC.01-05-2012
20120004799SOC CORRECTABLE POWER SUPPLY DEVICE FOR HYBRID CAR - A power supply device of a hybrid car includes a driving battery 01-05-2012
20120004797CONSTRUCTION MACHINE AND CONTROL METHOD THEREOF - A construction machine comprises an electric motor/generator; an engine; an epicyclic gearing for rotating the electric motor/generator reversely when speed of a rotation output to a drive wheel is zero during running of the engine; a transmission configured to switch between a forward driving gear position and a backward driving gear position; and a controller for controlling the engine, the electric motor/generator and the transmission, based on at least an accelerator opening, and a state of charge in an electric storage device; the controller being configured to switch the forward driving gear position or the backward driving gear position to a direction opposite to a direction in which the construction machine is moving, and cause the electric motor/generator to generate reverse torque in a power running mode, when the electric storage device is in a fully charged state and the accelerator has been pressed down by a driver.01-05-2012
20120004800Vehicle and Power Unit For It - A vehicle includes at least one electromotor for driving the vehicle, an actuator for controlling the supply of electric power to the electromotor, and a power system for providing electric power to the electromotor. The power system includes an energy storage, an energy meter for measuring the energy condition of the energy storage, a power generator for generating electric power, and a computer system. The energy storage supplies power to the electromotor. The power generator supplies energy to the energy storage. The computer system controls the power supplied by the power generator so that the energy storage is able to provide the electromotor with the power the electromotor needs for driving the vehicle.01-05-2012
20120209466CONTROL DEVICE FOR HYBRID VEHICLE AND CONTROL METHOD THEREFOR - In a hybrid vehicle that includes an internal combustion engine in conjunction with an electric motor, when one of a process of regenerating the purification capacity of an exhaust gas purifying device and a process of charging a battery is performed, the presence or absence of a request to perform the other process is determined so that the two processes may be performed as simultaneously as possible to reduce deterioration in driveability and in the fuel efficiency as much as possible.08-16-2012
20120209467POWER CONVERSION DEVICE FOR ELECTRIC VEHICLE - To include a power converter that drives an induction machine and a control unit that controls the, power converter. The control unit includes a drive stopping unit. The drive stopping unit includes a secondary-resistance-temperature detecting unit that detects temperature rise of a secondary resistance of the induction machine based on a current (a d-axis-current detection value and a q-axis-current detection value, or a d-axis current command and a q-axis current command) detected by the induction machine, an inverter angular frequency calculated based on the current, and speed information of an electric vehicle detected by an external-speed-information detecting unit, and the drive stopping unit also includes a drive-stopping-signal output unit that outputs a drive stopping signal for stopping a driving operation of the power converter based on the speed information ωtrain of an electric vehicle and an output (deviation) from the secondary-resistance-temperature detecting unit.08-16-2012
20120209465Method and Device for Operating a User Interface for Displaying the Travel Range of a Vehicle - In a method and a device for operating a user interface in a vehicle, in particular for determining and displaying information in connection with electrical consumers, an operator action is detected, by which the operation of an electrical consumer disposed in the vehicle is modified, and a change in the energy consumption of the electrical consumer caused by the operator action is determined. Using the determined energy consumption, a change in the travel range of the vehicle caused by the modified operation of the electrical consumer is calculated, and the calculated change in travel range is displayed directly. The method and the device are especially suitable for a vehicle driven by an electric motor.08-16-2012
20120209462OPTIMIZATION TO REDUCE FUEL CONSUMPTION IN CHARGE DEPLETING MODE - A powertrain includes an internal combustion engine, a motor utilizing electrical energy from an energy storage device, and a plug-in connection. A Method for controlling the powertrain includes monitoring a fuel cut mode, ceasing a fuel flow to the engine based upon the fuel cut mode, and through a period of operation including acceleration of the powertrain, providing an entirety of propelling torque to the powertrain with the electrical energy from the energy storage device based upon the fuel cut mode.08-16-2012
20120209460METHOD AND SYSTEM FOR OIL LIFE MONITORING - A method and system of determining a maximum oil change limit for an engine considering the engine operating environment and location is provided. An engine location indicator is generated in response to a trigger, using a locating device in communication with a controller. The locating device may include a global positioning system (GPS) receiver. The engine may be an internal combustion engine on a vehicle configured as one of a hybrid vehicle and an extended range electric vehicle. The trigger may be one of a calendar time, a key-on event, an oil change event, and a signal provided by the controller. The controller may generate the maximum oil change limit of the engine using one or more oil change indices, each defined by the engine location and/or time in location. The maximum oil change limit and/or an oil change limit alert may be provided as an output of the controller.08-16-2012
20120010771HYBRID VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to a selected one of the sub power storage devices to convert voltage between the selected sub power storage device and an electric power feeding line bidirectionally. The sub power storage device undergoes a connection switching process, and when the last sub power storage device is currently used, then, in accordance with that sub power storage device's SOC and the vehicle's state, a request is generated to disconnect the sub power storage device and a relay is turned off. In doing so, if a process is currently performed for starting or stopping an engine, generating the request is refrained even if a decreased SOC is sensed. Similarly, if a process is performed to disconnect a sub power storage device, and therewhile a request is generated to start/stop the engine, starting the process performed for starting or stopping the engine is refrained.01-12-2012
20120046815Method for Optimizing Battery Pack Temperature - A method for limiting the adverse effects of temperature on the electrical energy storage system (ESS) of an electric vehicle after the vehicle has been turned off is provided. In general, whether or not coolant is circulated through a coolant loop coupled to the ESS depends on the difference between the ambient temperature and a preset temperature, the preset temperature typically corresponding to the temperature of the ESS.02-23-2012
20120010767HYBRID ELECTRIC VEHICLE AND METHOD OF CONTROL USING PATH FORECASTING - A path-dependent control of a hybrid electric vehicle (HEV) includes segmenting a route into segments, generating a sequence of battery state-of-charge (SoC) set-points for the segments, and controlling the vehicle in accordance with the battery SoC set-points as the vehicle travels along the route.01-12-2012
20120010770METHOD AND APPARATUS FOR CONTROLLING A HYBRID DRIVE APPARATUS - A hybrid drive apparatus has a first drive unit, a second drive unit, and a clutch by way of which the first drive unit and the second drive unit can be coupled. A method for controlling the hybrid drive apparatus includes decoupling the first drive unit and the second drive unit from each other, and operating the first drive unit at a no-load operating point. A first torque of the first drive unit is determined at the no-load operating point. The first and second drive units are coupled by way of the clutch. The first drive unit is then motored by the second drive unit at an operating point which corresponds to the no-load operating point. A second torque is determined, which is produced by the second drive unit, in order to motor the first drive unit at the operating point. Finally, a control of at least one of the drive units is adapted based on the difference between the first torque and the second torque.01-12-2012
20120010768HYBRID ELECTRIC VEHICLE AND METHOD OF PATH DEPENDENT RECEDING HORIZON CONTROL - A path-dependent control of a hybrid electric vehicle (HEV) includes segmenting an original route into segments. A virtual route based on the remaining portion of the original route is generated once the HEV reaches a current segment of the original route. The virtual route includes a first segment corresponding to the current segment of the original route and a last segment representing at least two other segments of the remaining portion of the original route. Battery SoC set-points for the segments of the virtual route are generated. The vehicle is controlled according to the battery SoC set-point for the first segment of the virtual route as the vehicle travels along the current segment of the original route.01-12-2012
20120010769Method For Optimizing The Power Consumption Of A Hybrid And Plug-In Vehicle, And Hybrid And Plug-In Vehicle Implementing Said Method - The invention relates to a method for optimising the power consumption of a hybrid and plug-in vehicle (01-12-2012
20110093149Vehicle Capable of Low Noise Runs - A vehicle comprises electric motor, generator of simulated engine sounds, decider of whether or not to generate simulated engine sounds and controller of the level of simulated engine sounds. The controller smoothly increases level of simulated engine sounds upon decision of sound generation on detection of pedestrian, crosswalk, narrow road, or road with no sidewalk. The decider is responsive to vehicle navigation system, or ETC, or camera of EDR. EDR records the decision as circumstantial evidence. The decision may be optionally possible, but is forcibly made upon necessity. Simulated engine sounds can be greater than, or equal to, or less than real engine sounds. The controller makes a soft peak of simulated engine sound upon brake or accelerator operated. Balance of simulated engine sounds among front, rear, right and left of vehicle is changeable in response to shift lever or blinker lever operation. The decision is visually indicated inside vehicle.04-21-2011
20110166728System And Method For Controlling Chassis Coupling Current - An automotive vehicle may include a battery charger that receives electrical energy, via an electrical connection including a ground wire, from an electrical source remote from the vehicle, and outputs the electrical energy to at least one electrical load. The vehicle may also include at least one controller that commands a change in the electrical energy output by the battery charger. The battery charger, in response to the command, may control a rate of change in the electrical energy output such that a coupling current to the ground wire resulting from the change in the electrical energy output by the battery charger has a magnitude less than a predetermined threshold.07-07-2011
20110166736PROPULSION CONTROL APPARATUS FOR ELECTRIC VEHICLE - A propulsion control apparatus for an electric vehicle includes an inverter that converts a direct-current voltage into an alternating-current voltage, a power storage element, and a DCDC converter connected to the power storage element. The control apparatus further includes a circuit selector unit that selects any one of power supplied from an external power supply via a power collecting device and power supplied from the power storage element and outputs it to the inverter. A linkage control unit controls at least the DCDC converter and the circuit selector unit in a linked manner, in which the linkage control unit inputs control signals at least to the DCDC converter and the circuit selector unit and controls them in a linked manner, in accordance with each of a case where the electric vehicle travels by receiving power from the external power supply and a case where the electric vehicle travels by power from the power storage element.07-07-2011
20110166735Method for setting a motor drive unit in a motor vehicle - In a method for setting a motor drive device in a motor vehicle having at least two drive units whose torques are separately settable, in order to determine a consumption-optimal torque distribution, the sum of the individual consumption values of the drive units is ascertained for a plurality of differently distributed drive torques, and the optimum consumption value is determined from the sum of the individual consumption values.07-07-2011
20110166734SILENT KEY START CLIMATE CONTROL DEMAND - A hybrid electric vehicle includes an internal combustion engine, a high voltage traction battery, an electric motor powered by the traction battery, an electric air conditioning (AC) system, and a controller. The controller is programmed to start the vehicle. The vehicle is started by, if a climate control demand requires cooling: (a) if a vehicle start request is a remote start request, starting the engine; (b) if the vehicle start request is a local start request, avoiding starting the engine to provide a silent start.07-07-2011
20110166733PLUG-IN HYBRID ELECTRIC VEHICLE BATTERY STATE OF CHARGE HOLD FUNCTION AND ENERGY MANAGEMENT - A plugin hybrid electric vehicle includes an internal combustion engine, a battery, an electric machine, and a controller. The vehicle is operable in a primary electric vehicle driving mode (EV mode) and in a hybrid electric vehicle driving mode (HEV mode). The controller is programmed to receive input from the driver representing a desired operating mode and a desired energy reservation. If the desired operating mode is HEV mode, then a state of charge (SOC) offset is established as the smaller of a maximum SOC offset and an allowable SOC offset, otherwise, the SOC offset is established based on the desired energy reservation. The vehicle is operated based on the SOC offset.07-07-2011
20110166732DISTANCE BASED BATTERY CHARGE DEPLETION CONTROL FOR PHEV ENERGY MANAGEMENT - In a plug-in hybrid electric vehicle (PHEV), the vehicle may be operated in a charge-(CD) mode to ensure that the battery is effectively discharged or in a charge-sustaining (CS) mode in which the battery state of charge is maintained by operating the internal combustion engine predominantly for propulsion. In trips that are longer than that which fully depletes the battery storage, it is possible to control the proportion in a manner that is between CS and CD modes to provide overall higher efficiency while still effectively discharging the battery over the course of the trip. Such higher efficiency operation is possible when information about the distance until the next charging event is available.07-07-2011
20110166731Energy Management Control of a Plug-In Hybrid Electric Vehicle - A drive-home button is provided in the dashboard of a plug-in hybrid electric vehicle (PHEV). The driver presses this button when heading home or to other predetermined destination at which charging is routinely performed. The actual route, the driving style, and other relevant vehicle/road information during the trip home are stored to build up a statistical database. During a present trip home, a highly probably route is predicted based on prior trips and an energy management profile is calculated. The commands to the internal combustion engine and the electric motor are selected to cause the vehicle's battery to be substantially discharged upon arriving at home based on actual data of energy usage by the operator of the vehicle during prior trips. By using actual data, the prediction of energy usage is more accurate allowing more complete discharge of the battery.07-07-2011
20110166730ENGINE TRANSIENT MITIGATION FOR HYBRID VEHICLES - A method and system for limiting a fast transient in an engine in a hybrid vehicle is provided. The predicted fuel loss percentage is calculated from an inferred air-fuel ratio (inferred lambda). The rate limit term is calculated from a measured air-fuel ratio (measured lambda) and an engine torque command change rate. The predicted fuel loss percentage and the rate limit term are inputs into a calibration table to determine an engine power rate limit and an engine torque rate limit. An engine torque command is limited using the engine torque rate limit to control a fast engine torque transient for an engine. An engine power command is limited using the engine power rate limit to control the fast engine power transient for the engine.07-07-2011
20110166729Method And System For Enhancing Fuel Economy Of A Hybrid Electric Vehicle - A method and system is disclosed for enhancing fuel economy of a hybrid electric vehicle (HEV) with a high-voltage storage battery and a heat transfer device. Whether a user has elected to enhance the fuel economy of the HEV is determined. When the user has elected to enhance the fuel economy, a command signal is generated increasing operation of the heat transfer device to reduce a temperature of the high-voltage storage battery.07-07-2011
20110166727Method And System For Controlling Operation Of An Electric Oil Pump In A Hybrid Electric Vehicle (HEV) - A system and method is provided for controlling operation of an electric oil pump in a hybrid electric vehicle (HEV). The HEV includes an engine and a transaxle including an electric motor coupled to a traction battery. A commanded speed for the electric oil pump is determined and whether the engine in the HEV is in an off state is determined. When the engine is in the off state, the electric oil pump is controlled to operate at the commanded speed.07-07-2011
20110166726MOTOR VEHICLE CONTROL SYSTEM - A control system for controlling a vehicle with a hybrid drive comprising an internal combustion engine and an electric motor and a plurality of functional components each divided into at least a strategy sub-component, a control sub-component and an actuator sub-component, the functional components including at least an engine functional component, a transmission functional component and a hybrid functional component, such that the strategy sub-component (07-07-2011
20110166725CHARGE UTILIZATION CONTROL SYSTEM AND METHOD - A charge utilization control system for an electric vehicle includes a controller, an electric motor connected to the controller, a battery connected to the electric motor and an internal combustion engine connected to the controller. The controller is adapted to minimize electric charge stored in the battery as the electric vehicle approaches a charging destination for the battery.07-07-2011
20120065824CONTROL APPARATUS FOR VEHICLE - A control apparatus (03-15-2012
20120016548METHOD AND APPARATUS FOR SETTING OR MODIFYING PROGRAMMABLE PARAMETERS IN POWER DRIVEN WHEELCHAIR - A collection of diagnostic and troubleshooting information associated with a power driven wheelchair is stored for access by a microcontroller to be displayed to a user to assist in troubleshooting the power driven wheelchair. A log of fault codes transmitted by various fault-detecting mechanisms is compiled. A user may request display of diagnostic information associated with a selected fault code.01-19-2012
20120016549CONTROL DEVICE AND CONTROL METHOD FOR ELECTRIC MOTOR VEHICLE - A vehicle comprises a drive motor (01-19-2012
20120016546System and Method for Supplying Back-Up Electric Power to a House from a Hybrid Vehicle - A system and method for supplying back-up electric power to a house or other building from a hybrid vehicle. Switches in the vehicle and in the house can place the vehicle in a mode where it receives charging power from the house, or where it can supply power into the main electrical distribution system of the house. These switches can be controlled from a control module in the house that can sense or cause the vehicle to sense if there is adequate ventilation in the environment to start the internal combustion engine (ICE) in the vehicle. The control module or the vehicle can cause a garage door to open or ventilation fans or vents to open. If the ICE can be started, the generator/battery can supply most if not all of the power needed by the house until the outage is over. If there is inadequate ventilation, the control system can cause only the battery in the vehicle to supply limited power to the house, typically only to critical circuits. When main power is restored, the system can revert back automatically. The ICE can be turned off anytime there is inadequate ventilation or an abnormal condition.01-19-2012
20120016547CHARGING/DISCHARGING CONTROL SYSTEM FOR HYBRID VEHICLE AND METHOD FOR CONTROLLING SAME - In a traveling mode for controlling traveling of a hybrid vehicle to maintain a charge amount of a power storage device of the hybrid vehicle to fall within a predetermined control range, when a malfunction associated with the power storage device takes place, a control center value defining the control range is set higher than a control center value employed in a normal state and set at a value near a management lower limit value of the charge amount. Then, it is permitted to charge/discharge the power storage device. In this way, upon occurrence of a malfunction of a level that does not require immediate interruption of the charging/discharging of the power storage device, a vehicle operation can be continued using the power storage device while protecting the power storage device.01-19-2012
20120016544ELECTRIC VEHICLE ROLLOVER DETECTION SYSTEM AND METHOD - An apparatus for detecting change in orientation comprises a first position sensor and a second position sensor. The position sensors are in different orientations. The outputs of the position sensors are filtered to smooth out instantaneous and/or insignificant changes in orientation, or noise. A processor or logic circuitry is configured to determine a change in both outputs, and communicate such a change. Furthermore, the processor or logic circuitry is configured to electrically and/or physically de-couple batteries from a power delivery system in an EV.01-19-2012
20120016545ELECTRIC DRIVE VEHICLE - In an electric drive vehicle equipped with a power generating unit that is detachable, the power generating unit includes a power-generating-unit side ECU capable of controlling an operation of the power generating unit solely, and the electric drive vehicle includes a vehicle-side ECU capable of managing a state of charge of a battery used for running, and in a case where the power generating unit is installed in the electric drive vehicle and power is supplied to the battery from the power generating unit, an instruction by the vehicle-side ECU is given priority to an instruction by the power-generating-unit side ECU, and the vehicle-side ECU controls the operation of the power generating unit.01-19-2012
20120232731METHODS, SYSTEMS, AND APPARATUSES FOR DRIVELINE LOAD MANAGEMENT - A method includes interpreting a powertrain load variation amplitude and an internal combustion engine output profile. The method further includes determining an engine output differential in response to the powertrain load variation amplitude and the internal combustion engine output profile. The method further includes providing an energy accumulator sizing parameter and/or an alternate motive power provider sizing parameter in response to the engine output differential.09-13-2012
20120232733METHOD FOR DETERMINING, IN A PREDICTIVE MANNER, TYPES OF ROAD SITUATIONS FOR A VEHICLE - A method for determining, in a predictive manner, types of road situations of a vehicle comprising the following steps: 09-13-2012
20110087395POWER SUPPLY SYSTEM FOR ELECTRICALLY POWERED VEHICLE, AND METHOD FOR CONTROLLING THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to selected one of the sub power storage devices to convert voltage between the selected sub power storage device and an electric power feeding line bidirectionally. When a request for switching the selected sub power storage device in use is generated, upper limits on electric power input/output to/from the selected sub power storage device are continuously varied. Thus, discontinuous variation of electric power input/output to/from the power supply system during the process for switching the selected sub power storage device can be avoided. Consequently, sudden change in a behavior of an electrically powered vehicle can be avoided.04-14-2011
20120022735DRIVE CONTROL DEVICE FOR ELECTRIC VEHICLE, AND ELECTRIC VEHICLE - A drive control device for an electric vehicle that is driven by a motor-generator, includes: a detection unit that detects a fact that an accelerator pedal depression amount and a brake pedal depression amount of the electric vehicle are both zero; and a control unit that sets a regenerative braking torque command value for the motor-generator to zero, while the detection unit is detecting the fact.01-26-2012
20120022734HYBRID ELECTRIC WORKING VEHICLE AND CONTROL METHOD THEREOF - The present disclosure relates to a hybrid working vehicle which determines the change of load by using a displacement of a flyweight or flyball in a governor, and controls a motor-generator according to the change of load, and a control method thereof. The hybrid working vehicle detects the change of load based on the displacement of the flyweight or flyball measured by a displacement measuring device, operates a motor-generator as a motor to supplement the power in a case where the load increases, and operates the motor-generator as an electric generator to collect energy in a case where the load decreases. In this way, revolution per minute (RPM) of a diesel engine may be detected rapidly and accurately based on the displacement of the flyweight or flyball without installing any complicated apparatus such as a torque measuring device which measures torque of a load, and accordingly controls the motor-generator so as to enhance the energy efficiency of the hybrid working vehicle and to improve the comfortable feeling of a driver.01-26-2012
20120022733Method and device for operating a hybrid drive system - In a method for operating a hybrid drive system having multiple drive units each having a drive motor and a motor control unit, the motor control units are activatable in order to request partial drive torques from the drive units according to a drive strategy. At least one of the motor control units is configured to execute an adaptation function when an adaptation function condition is present. The drive strategy is selected as a function of a frequency of an execution of the adaptation function in the motor control unit.01-26-2012
20120022731Series-Drive Operation During Launch and Creep of a Hybrid Electric Vehicle - A method for launching a vehicle includes determining that vehicle speed is less than a reference, demanded wheel power is less than a reference wheel power, and demanded engine power is less than a reference engine power; charging a battery using a generator driven by an engine; using an electric machine powered by the battery to drive vehicle wheels; and opening a clutch located in a drive path between a transmission and the generator.01-26-2012
20120022730METHOD FOR DRIVING A HYBRID VEHICLE IN A LOAD REVERSAL - A method for driving a hybrid vehicle during a load reversal includes: the application of a first torque on a first hybrid vehicle axle during an acceleration reversal; and the application of a second torque on a second hybrid vehicle axle during the acceleration reversal, a direction of action of the second torque being opposite to a direction of action of the first torque.01-26-2012
20120022737CONTROL DEVICE FOR VEHICLE POWER TRANSMISSION DEVICE - It is provided a control device for a vehicle power transmission device including a shifting portion and an electric motor that provides regeneration via the shifting portion, the control device executing a downshift of the shifting portion if a traveling loss in the vehicle power transmission device after the shift is smaller than a traveling loss in the vehicle power transmission device at a current gear ratio during regenerative traveling, and the traveling loss in the vehicle power transmission device including at least one of a loss in the shifting portion and a loss in the electric motor, the loss in the shifting portion being calculated based on the operating oil temperature of the shifting portion and the loss in the electric motor being calculated based on the temperature of the electric motor.01-26-2012
20120022732METHOD AND DEVICE FOR CONTROLLING A MICRO-HYBRID SYSTEM WITH BRAKE ENERGY RECOVERY CAPABLE OF BEING MOUNTED IN AN AUTOMOBILE - A method for controlling regenerative braking of an automobile micro-hybrid system is disclosed. The system includes at least a rotary electrical machine and an electrochemical battery. The method includes a step, when the electrochemical battery has a first predetermined energy state, which corresponds to an initial optimum charging state, of commanding a reduction of the first energy state, to a second energy state corresponding to an intermediate charging state, so as to make a charging capacity available in the electrochemical battery during a subsequent opportunity for recovery of electrical energy during, for example, a braking phase of the vehicle.01-26-2012
20120022736Extended range motor vehicle having ambient pollutant processing - A hybrid motor vehicle utilizing electric motor propulsion prior to cruise mode operation and internal combustion engine propulsion during cruise mode. A method of operation comprising rapidly capturing power from a continuously running low horsepower internal combustion engine to charge a fast charge-discharge battery utilizing a generator and and battery charger coupled between the continuously running low horsepower internal combustion engine and the fast charge-discharge battery.01-26-2012
20120059542CONTROL DEVICE - A control device that controls a drive device for a power transfer path, the control device configured with a loss torque estimation section that estimates the value of loss torque due to drag resistance of a first engagement device, with the first engagement device in a disengaged state, A specific-slip hydraulic pressure control section sets a hydraulic pressure to be supplied to a second engagement device such that a transfer torque capacity of the second engagement device becomes a capacity corresponding to estimated input torque, which is determined as a difference between output torque of the rotary electric machine and the estimated loss torque. This is performed in the event that specific slip control, in which the second engagement device is controlled to a slip state from a state with the first engagement device in the disengaged state and with the second engagement device in a completely engaged state, is executed.03-08-2012
20120059543ENGINE CONTROL SYSTEM - A hybrid type vehicle designed to use an engine and motor generators to drive the vehicle, wherein the engine is provided with a variable compression ratio mechanism and a variable valve timing mechanism. When the vehicle is backing up, one motor generator is used to generate an output for vehicle drive use. If the engine is made to operate at this time, the engine torque and the engine speed are made to change along a minimum fuel consumption rate operation line.03-08-2012
20120059544SPRUNG MASS DAMPING CONTROL SYSTEM OF VEHICLE - A sprung mass damping control system of a vehicle, which aims to suppress sprung mass vibration generated in a vehicle body of a vehicle provided with at least a motor-generator (first and second motor-generators) as a drive source, includes a sprung mass damping control amount calculating device that sets a sprung mass damping control amount for suppressing the sprung mass vibration, and a drive source control device (a motor-generator control device) that executes sprung mass damping control by controlling a motor-generator control amount of the motor-generator to realize the sprung mass damping control amount.03-08-2012
20120059540DRIVING CONTROL APPARATUS AND METHOD OF HYBRID VEHICLE - A driving control apparatus of a hybrid vehicle is provided with: an internal combustion engine, a power dividing mechanism generator; an electric motor capable of outputting power according to electric power supplied from at least one of the generator and a storage battery, to a drive shaft; a changing device capable of changing an operating state of the generator, from one state to the other state out of a first state in which the rotating shaft of the generator can rotate and a second state in which a rotating shaft of the generator is fixed in a stop state; and a controlling device for controlling the changing device to change the operating state of the generator from the one state to the other state in a predetermined period in which the rotating shaft of the generator does not rotate.03-08-2012
20120059539OUTPUT TORQUE MANAGEMENT IN A VEHICLE HAVING AN ELECTRIC POWERTRAIN - A method for managing a threshold increase in output torque capability in a vehicle includes detecting the threshold increase in output torque capability using a controller, and automatically limiting, via the controller, a rate of change of an actual output torque from a transmission of the vehicle in response to the threshold increase. The actual output torque is provided via a traction motor solely using battery power from an energy storage system. The method may include calculating a difference between the threshold increase and the actual output torque, and limiting the rate of change using a rate that is proportional to the difference. A vehicle includes the ESS, a transmission, and a controller. An output member of the transmission is powered using electrical energy from the ESS. The controller manages an increase in output torque capability as noted above.03-08-2012
20120059538CLOSED-LOOP SPEED AND TORQUE DAMPING CONTROL FOR HYBRID AND ELECTRIC VEHICLES - A method for minimizing driveline disturbances in a vehicle includes using a controller to automatically combine a damping torque control command with a motor speed control command in a closed loop to prevent a perceptible discontinuity in an applied motor torque during a change in transmission gear states. The method may include calculating error values in the rotational speeds of one or two traction motors, and using the calculated error value(s) to determine a required damping torque. The controller can multiply the error value for one traction motor by a gain value of the other traction motor before determining the required damping torque. A vehicle includes first and second traction motors, a transmission, and a controller. The transmission is powered by the traction motors, and the controller combines a damping torque control command with motor speed control command to prevent a discontinuity in an applied motor torque as noted above.03-08-2012
20120059537ELECTRIC DRIVE POWER RESPONSE MANAGEMENT SYSTEM AND METHOD - An electric drive system includes a fuel-driven prime mover for driving an electrical power alternator controlled at least in part by an excitation voltage is disclosed. The electrical power alternator makes electrical power available on a DC link having a voltage characteristic and a current characteristic. A method for managing the response of the alternator includes determining a voltage of the DC link and a torque command by an operator. The torque command is used to derive a mechanical power that is being commanded. A desired voltage of the DC link is determined based on the derived mechanical power, and an excitation voltage command signal is provided based on the desired voltage of the DC link by use of a closed loop controller. An actual excitation voltage is applied to the electrical power alternator based on the excitation voltage command signal.03-08-2012
20120029744ELECTRIC VEHICLE AND METHOD OF CONTROLLING THE SAME - An electric vehicle and a method of controlling the electric vehicle are disclosed. In one embodiment, the electric vehicle includes i) a battery configured to provide electric energy to the motor, ii) a remaining energy-amount detector configured to detect a remaining energy-amount of the battery and iii) a manipulation unit configured to receive target information from a user. The vehicle also includes a guide information generator configured to generate driving guide information based at least in part on the remaining energy-amount of the battery and the target information and a display unit configured to display the driving guide information.02-02-2012
20110093148METHOD AND DEVICE FOR DISCHARGING A HIGH-VOLTAGE SYSTEM - The invention relates to a method for discharging a high voltage network (04-21-2011
20110093152FUEL-SAVING DRIVING DIAGNOSTIC DEVICE, IN-VEHICLE SYSTEM, DRIVE CONTROL DEVICE, AND FUEL-SAVING DRIVING DIAGNOSTIC PROGRAM - A fuel-saving driving diagnostic device stores an external power amount which indicates an amount of power charged by an external device and an internal power amount which indicates an amount of power charged by vehicle driving. The fuel-saving driving diagnostic device calculates a driving power amount which indicates an amount of power required for vehicle driving based on the stored external power amount, stored internal power amount, and an amount of power a vehicle currently has, and makes a diagnosis of fuel-saving driving based on the calculated driving power amount and the stored external power amount. As a result, sufficient information is calculated for prompting the driver of a plug-in hybrid car to do the fuel-saving driving.04-21-2011
20110093150WORKING MACHINE - A working machine includes: a first electric motor used for work; a second electric motor used for applications other than work; a first inverter circuit connected to the first electric motor; a second inverter circuit connected to the second electric motor; a battery connected to the first and second inverter circuits; and a control unit that drives the first and second inverter circuits. The control unit has a discharge mode to discharge electric power stored in the battery, and discharges the battery by stopping the first inverter circuit while driving the second inverter circuit in order to make the second electric motor perform electric operation in the discharge mode. Accordingly, since the state of charge is reduced, the life of a capacitor can be increased.04-21-2011
20110093147METHOD AND DEVICE FOR OPERATING A HYBRID DRIVE OF A VEHICLE - The invention relates to a method and a device for operating a hybrid drive (04-21-2011
20110093146SLIP OPERATION OF A CLUTCH IN HYBRID DRIVE DEVICES - A method for operating a hybrid drive device of a motor vehicle that has at least two different drive aggregates, in particular an electric motor and an internal combustion engine, and having a clutch, the drive aggregates being capable of being operatively connected using the clutch. It is provided that, in a diagnostic, and/or adaptation operating mode; the clutch is operated with a slippage. In addition, the present system relates to a hybrid drive device, a control device for a hybrid drive device, and a motor vehicle aggregate that has both the control device and the hybrid drive device.04-21-2011
20110093145CALIBRATING AN INTERNAL COMBUSTION ENGINE - In a method for determining the torque of an internal combustion engine of a motor-vehicle hybrid drive device which further includes a secondary electric motor coupled to the internal combustion engine, the torque of the internal combustion engine is determined at least one operating point by comparison to the known torque of the secondary motor.04-21-2011
20120158230HYBRID ELECTRIC VEHICLE AND METHOD OF CONTROL - An apparatus includes a fuel burning actuator operable to burn fuel to drive generator means to generate charge to recharge an energy storage means. The apparatus is operable to motor the fuel burning actuator by means of motoring means comprising an electric machine, the fuel burning actuator being operable to pump gas when motored. Brake means comprising a second electric machine is operable to generate charge in a regenerative braking operation in order to recharge the energy storage device. The apparatus is operable automatically to motor the fuel burning actuator by means of the motoring means when the fuel burning actuator is not burning fuel responsive to at least one operating parameter associated with the energy storage means, the apparatus being operable automatically to restrict by means of restrictor means an amount of gas pumped by the fuel burning actuator thereby to increase an amount of work done by the motoring means when the fuel burning actuator is motored.06-21-2012
20120123618METHOD FOR DETERMINING AN ESTIMATED DRIVING RANGE FOR A VEHICLE - A method for determining an estimated driving range for a vehicle that uses battery power for vehicle propulsion, where the estimate is in the form of a range of values as opposed to a single value. In one embodiment, the method adds a positive offset value to an initial estimate value to determine an upper limit, and subtracts a negative offset value from the initial estimate value to determine a lower limit. The positive and negative offset values may be determined separately and on a real-time basis so that the extent of the overall estimated driving range may be influenced by the volatility in power consumption and/or power creation.05-17-2012
20120065828HYBRID VEHICLE AND TRAVEL MODE SETTING METHOD OF HYBRID VEHICLE - In the case that there is the charge record of the charger at the system startup time, the motor travel priority mode is set as the travel mode when the accumulated charge ration SOC is more than or equal to the threshold value Sev, and the hybrid travel priority mode is set as the travel mode when the accumulated charge ratio SOC is less than the threshold value Sev. In the case that there is no charge record of the charger, the travel mode is set in the same way as the case that there is the charge record when the hybrid travel shift flag Fhv is equal to value ‘0’, and the hybrid travel priority mode is set as the travel mode when the hybrid travel shift flag Fhv is equal to value ‘1’.03-15-2012
20120065825Electric Front Wheel Drive System for Motorcycle - A two-wheel drive motorcycle having a motor-generator driving the front wheel, an embodiment of the present invention, in addition to and independent of a conventional rear wheel drive train. The front wheel drive disclosed herein may be adapted to a conventional motorcycle front wheel and telescoping (or shock-absorbing) front fork suspension systems. The front wheel drive of the two-wheel drive motorcycle may be applied to a number of different types of motorcycles including motocross, enduro, dual-sport and touring motorcycles.03-15-2012
20120065823ELECTRONIC CONTROL UNIT FOR VEHICLES - An electronic control apparatus is provided to control an output of a main engine mounted on a vehicle. The apparatus has first and second processor and first and second monitors. The first processor performs calculation for controlling the output of the main engine, while the second processor performs calculation for monitoring operations of the first processor. The first monitor monitors whether or not the first processor is malfunctioning, while the second monitor monitors whether or not the second processor is malfunctioning.03-15-2012
20120158226BELT SLIP DETECTION DIAGNOSTIC - A vehicle includes an engine, a motor, a belt, and a controller. The engine is configured to output torque via a crankshaft. The motor is configured to apply torque to and/or receive torque from the engine via an output shaft. The belt is operably disposed on the crankshaft of the engine and the output shaft of the motor. Rotation of the output shaft is transferred to the crankshaft via the belt. The controller is configured to identify a slip event by comparing a speed of the motor to a speed of the engine. The controller is further configured to count the number of slip events and diagnose a belt failure if the number of slip events exceeds a predetermined number of slip events over a predetermined number of drive cycles.06-21-2012
20120158225HYBRID POWER TRAIN FLEXIBLE CONTROL INTEGRATION - A system includes a hybrid power train having an internal combustion engine and an electrical torque provider that combine to provide a total machine torque. The system includes a controller that functionally executes operations to control the hybrid power train. The controller interprets a total machine torque target value and determines a torque contribution for each of the internal combustion engine and the electrical torque provider in response. The controller interprets a supplemental torque contribution value, and controls the internal combustion engine and the electrical torque provider in response to the torque contributions and the supplemental torque contribution value. The supplemental torque contribution value is applied as a limiting value, a target value, or a prescribed ratio for one or both of the torque contributions.06-21-2012
20090271056CONTROL APPARATUS FOR ELECTRIC CAR - In a control apparatus for an electric car, wherein an auxiliary power source device, a drive control device and a power storage system are connected in parallel; the power storage system is configured of a DC-DC converter in parallel with which a capacitor is connected, a power storage portion, and a power storage system control portion which performs the controls of the DC-DC converter and the power storage portion, and the power storage system control portion is configured so as to be capable of detecting the service interruption and grounding of an overhead line.10-29-2009
20120158232METHOD FOR OPERATING A DRIVETRAIN - A method of operating a drive-train of a motor vehicle having a hybrid drive with an internal combustion engine and an electric machine, an electrical energy accumulator that can be charged when the electric machine operates as a generator and discharged when the electric machine operates as a motor, a transmission connected between the hybrid drive and a drive output, and at least one auxiliary power takeoff on either the transmission or the hybrid drive side such that the auxiliary power takeoff can be operated with variable energy demand within functional capability limits that depend on the auxiliary power takeoff. Depending on the current operating status of the hybrid drive unit, the electrical energy accumulator and/or the auxiliary power takeoff, energy available in the drive-train, but not required at the drive output, can bypass the electrical energy accumulator and be stored in the auxiliary power takeoff.06-21-2012
20120158231METHOD FOR OPERATING A HYBRID DRIVE - A hybrid drive (06-21-2012
20120158233MOTOR DRIVE APPARATUS FOR VEHICLE AND MOTOR VEHICLE - A motor drive apparatus for a vehicle is provided which can prevent its transmission and motor from being rotated by vehicle wheels, and which allows quick gear change. This apparatus includes an electric motor (06-21-2012
20120158229ELECTRIC VEHICLE HAVING A GPS BASED GAS STATION RESERVATION FUNCTION - The invention relates to a method for operating a vehicle which comprises an electric travel drive and at least one rechargeable and replaceable electric power unit, the electric travel drive being supplied with electric drive energy by the electric power unit and the electric power unit being recharged or replaced when its charge status is low.06-21-2012
20120158228Method and System for Conditioning an Energy Storage System (ESS) for a Vehicle - A method and system for conditioning an energy storage system (ESS) for a vehicle, like a high-voltage battery or a fuel cell used for vehicle propulsion. It may be detrimental for a high-voltage battery in a parked vehicle to be exposed to extreme temperatures for an extended period of time. Thus, the method and system may be used to condition such a battery—for example, by heating it up if it is too cold or by cooling it down if it is too hot—so that the performance, durability, lifespan and/or other aspects of the battery are improved. In an exemplary embodiment, the method predicts if the battery will need conditioning the next time the vehicle is parked and, if such conditioning is needed, then the method predicts if the battery has sufficient charge to perform this conditioning. If the charge appears insufficient, then the method operates an energy generator that provides additional charge to the battery in anticipation of the needed conditioning.06-21-2012
20120072062HYBRID VEHICLE - In a hybrid vehicle, control is executed to operate an engine with fuel injection being performed, when an unexecuted percentage of catalyst degradation suppression control is equal to or greater than a threshold value of the unexecuted percentage, when a power storage percentage of a battery is equal to or greater than a threshold value of the power storage percentage and the battery is charging, and also when a vehicle speed is equal to or greater than a threshold value of the vehicle speed and a cumulative air amount is equal to or greater than a threshold value of the cumulative air amount, when a catalyst temperature is less than a first threshold temperature and equal to or greater than a second threshold temperature, when the catalyst temperature is equal to or greater than the first threshold temperature, when there is a braking request while the engine is operating.03-22-2012
20120072061CONTROL SYSTEM AND METHOD FOR HYBRID VEHICLE - The present invention relates to a control system and a method for a hybrid vehicle which may optimally control the operating point of a vehicle. A control method for a hybrid vehicle includes detecting driving requests and a state of charge (SOC) of a battery when the vehicle is driving in HEV mode, determining a motor operating point and an engine operating point when the battery is in low SOC state, and compensating the motor operating point and the engine operating point by applying a climbing degree of the vehicle and theatmospheric pressure.03-22-2012
20120072060METHOD OF MONITORING IN-USE PERFORMANCE RATIOS OF ONBOARD DIAGNOSTIC SYSTEMS FOR PLUG-IN HYBRID ELECTRIC VEHICLES - A method of monitoring an onboard diagnostic system for a plug-in hybrid electric vehicle includes incrementing the denominator of an N/D ratio for the onboard diagnostic system only when a total time criteria, a vehicle speed criteria and an idle criteria are satisfied after an internal combustion engine of the vehicle has been fueled. The diagnostic system performance is summarized into a single N/D ratio. When an underperforming ratio is identified, the system controls the engine to provide more engine operation and subsequent diagnostic observability. The denominator of the N/D ratio is compared to a verification denominator to identify vehicles that are typically operated in a manner such that an engine-on cycle does not begin, or is not identified, until very near the end of the drive cycle, thereby preventing the denominator and a numerator of the N/D ratio from incrementing, and thereby providing a false passing performance ratio.03-22-2012
20110071714CONTROL DEVICE OF INVERTED PENDULUM TYPE VEHICLE - A control device of an inverted pendulum type vehicle comprising: a drive unit driving a vehicle movable on a floor surface in all directions comprising a first direction and a second direction, the first direction being orthogonal to the second direction; a base body comprising a payload supporting part receiving a load of the drive unit and a passenger; and a control unit controlling the drive unit so that an inverted pendulum control is performed with respect to a vehicle system center-of-gravity point, wherein the inverted pendulum type vehicle comprises a periodic moving unit being comprised in the base body and receiving a predetermined periodic movement by the passenger, and a periodic detector detecting a period of the periodic moving unit; and the control unit controls the drive unit according to the period of the periodic moving unit.03-24-2011
20120109444FUEL CELL SYSTEM AND CONTROL METHOD OF SAME - Provided are a fuel cell system and a control method thereof capable of inhibiting the occurrence of problems caused by surplus electrical power even in cases where the torque able to be generated by the motor is limited due to a low motor drive voltage. A fuel cell system provided with a fuel cell and a motor is further provided with required output torque calculation means for calculating a required output torque based on an output requirement, torque upper limit value calculation means for calculating a torque upper limit value of torque able to be generated by the motor based on a drive voltage of the motor, required motor torque calculation means for calculating a required motor torque based on the required output torque and the torque upper limit value, required motor power calculation means for calculating a required motor power-based on the required motor torque, and required generated power calculation means forcalculating a required generated power of the fuel cell based on the required motor power.05-03-2012
20120109442POWER SUPPLY SYSTEM FOR ELECTRICALLY POWERED VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power supply system for a hybrid vehicle includes a main power storage device and a plurality of sub power storage devices used selectively. When SOC of each power storage device decreases to an SOC control target, the running mode transitions from a CD mode of running with stored electric energy with an engine stopped to a CS mode of running while maintaining stored electric energy by power generation of the engine. An ECU determines a usage pattern of the power storage devices in the CS mode and the CD mode at startup of the power supply system following the start of vehicle driving. Further, in accordance with the determined usage pattern, the ECU appropriately sets an individual SOC target for each power storage device such that, upon ensuring stored electric energy available at the start of the CS mode, stored electric energy to be used in the CD mode is maximized.05-03-2012
20120109441SYSTEM FOR CONTROLLING THE TORQUE APPLIED TO THE WHEELS OF A VEHICLE PROVIDED WITH AT LEAST ONE ELECTRIC MOTOR - A method for controlling torque applied to wheels of a vehicle including at least one electric motor connected to a battery and connected to at least one driving wheel. The motor is capable of operating as a generator for recharging the battery when the vehicle slows down. A first braking adjustment travel and a second acceleration adjustment travel are applied to the movement of the acceleration pedal of the vehicle, the braking adjustment travel being a continuously decreasing function relative to the charge of the battery.05-03-2012
20120109440CONTROL SYSTEMS AND METHODS FOR ELECTRIC MOTORS OF UTILITY VEHICLES - Electronic control systems and related control methods for controlling electric auxiliary motors for performing work, such as electric deck motors for mower blades. The apparatus is shown in use with a vehicle that includes a mowing deck. Features of the control systems allow for safe and efficient use of the vehicle.05-03-2012
20120109439CONTROL APPARATUS FOR VEHICLE AND CONTROL METHOD THEREFOR - In control apparatus and method for a vehicle, the vehicle including a traveling mode (a WSC traveling mode) in which a slip control is performed for a clutch (second clutch CL05-03-2012
20120109438VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD - A hybrid electric vehicle has a first mode in which slippage of a clutch between an electric motor and a driving wheel is allowed and controlled by rotational speed control of the electric motor and a second mode in which the slippage of the clutch is allowed and controlled by rotational speed control of an engine. When the vehicle is stationary in the first mode, a controller reduces a control setpoint of hydraulic pressure of the clutch from an initial point. The controller identifies a reference point of the control setpoint with which actual output torque of the electric motor is substantially constant with respect to the reduction of the control setpoint. Then, the controller increases the control setpoint to a precharge point, and reduces the control setpoint to a corrected point that is lower than or substantially equal to the initial point and higher than the reference point.05-03-2012
20120109434METHOD AND SYSTEM FOR PROTECTING BATTERY OF HYBRID VEHICLE - A method for protecting a battery of a hybrid vehicle according to an exemplary embodiment of the present invention for a hybrid vehicle which selectively drives a motor by electricity of the battery and selectively charges the battery by electricity generated by driving of the motor. More specifically, the present invention provides a method and system that determines whether the motor is running at a speed that is greater than or equal to a predetermined speed, determines whether the motor has malfunctioned; determines a target shift speed by applying overcharge protection shift map in response to a determination that the motor is operating a speed greater than or equal to the predetermined speed and the that the motor is malfunctioning. Upon making this determination, the present invention performs a shift to the target shift speed.05-03-2012
20120109433SYSTEMS AND METHODS FOR DETERMINING THE TARGET THERMAL CONDITIONING VALUE TO CONTROL A RECHARGEABLE ENERGY STORAGE SYSTEM - Systems and methods for determining the target thermal conditioning value to control a rechargeable energy storage system. Target thermal conditioning values are determined using a required thermal power value and a heat generation value in order to appropriately condition the RESS for heating and cooling.05-03-2012
20120109432SYSTEM AND METHOD FOR CONTROLLING AN ENGINE IN A HYBRID VEHICLE - A method is provided for controlling a hybrid electric vehicle. The vehicle includes at least one motor-generator, an internal combustion engine employing a camshaft and a camshaft phaser, and an energy-storage device operatively connected to the engine and to the at least one motor-generator. The method includes determining whether a deceleration of the vehicle is desired, and ceasing a supply of fuel to the engine when the deceleration is desired. The method additionally includes regulating the camshaft phaser to a predetermined fuel cut-off position when the supply of fuel to the engine has been ceased, such that a magnitude of compression pulses in the engine is reduced relative to when the engine is being fueled. A system for controlling the hybrid electric vehicle and for executing the above method is also provided.05-03-2012
20120109431ROBUST MOTOR TORQUE PERFORMANCE DIAGNOSTICS ALGORITHM FOR ELECTRIC DRIVE SYSTEMS IN HYBRID VEHICLES - A method to control a powertrain having an electric motor includes monitoring a torque command to the motor, predicting a motor torque for the motor based upon the torque command, monitoring an actual motor torque of the motor, comparing the actual motor torque to the predicted torque, and indicating a motor fault when the actual motor torque and the predicted torque differ by more than a calibratable threshold.05-03-2012
20100030414Eco-drive assist apparatus and method - An eco-drive assist apparatus displays a quantity of eco-drive that indicates a degree of ecology and/or economy in driving in a hybrid vehicle equipped with an engine and a motor. The apparatus includes a first part configured to calculate the quantity of eco-drive on the basis of a vehicle power generated in the vehicle, and a second part configured to cause the quantity of eco-drive to be displayed in a graphic manner as a relative quantity to an eco-drive judgment threshold value that indicates whether the vehicle is in an eco-drive state and as a relative quantity to an engine startup threshold value that indicates whether the engine has been started up and configured to cause the quantity of eco-drive to be displayed on a boundary of the engine startup threshold value or displayed at a position where the quantity of eco-drive is worse than the engine startup threshold value when the engine has been started up. The second part causes the quantity of eco-drive to be displayed at a position where the quantity of eco-drive is better than the engine startup threshold value when the engine has been started up and a driver's operation needs no vehicle power.02-04-2010
20120109443CONTROL SYSTEM OF VEHICLE - A hybrid vehicle (05-03-2012
20120109435CONTROL UNIT, IN PARTICULAR FOR A HYBRID VEHICLE, HAVING AN ELECTRIC DRIVE AND AN INTERNAL COMBUSTION ENGINE, AND A METHOD FOR OPERATING A HYBRID VEHICLE - A control unit for a hybrid vehicle is described, having an electric drive, and an internal combustion engine, and a method for operating a control unit, in particular for a hybrid vehicle. The hybrid vehicle has an electric drive, an internal combustion engine, a traction battery, a power electronics system, current consumers, a control unit and an insulation fault detector. The control unit initiates an emergency operating mode when an insulation fault is detected.05-03-2012
20120158227SYSTEM AND METHOD FOR MAXIMIZING A DRIVING RANGE IN AN ELECTRIC VEHICLE HAVING AN AUXILIARY POWER UNIT - An electric vehicle maximizes an electric-only driving range. The vehicle includes a power source, an energy storage device, an auxiliary power unit (APU), and a controller. The power source propels the vehicle. The energy storage device supplies electricity to the power source. The APU supplies supplemental energy to the power source. The controller operates the vehicle in an electric-only driving mode to propel the vehicle and obtains a state of charge (SOC) of the energy storage device. The vehicle and at least one charging station are located. The controller determines a minimum required SOC of the energy storage device for the vehicle to reach at least one charging station. The controller activates the APU to operate the vehicle when the SOC of the energy storage device is below the minimum required SOC of the energy storage device for the vehicle to reach the location of at least one charging station.06-21-2012
20120158224METHOD AND APPARATUS TO PROTECT POWERTRAIN COMPONENTS FROM EXCESSIVE FORCE DAMAGE DUE TO WHEEL LOCKUP - An example vehicle includes an engine and a motor-generator configured to generate a torque in a first direction. A torque limiter clutch is configured to dissipate a torque in a second direction that opposes the first torque. The torque in the second direction may be caused by a force event. A control processor is configured to detect a possible force event and control the torque limiter clutch in response to detecting the possible force event. A method of controlling the torque limiter clutch includes detecting a possible force event, reducing fluid pressure to the torque limiter clutch in response to detecting the possible force event, confirming the possible force event, maintaining the reduced fluid pressure to the torque limiter clutch if the force event is confirmed, and increasing the fluid pressure to the torque limiter clutch if the force event is not confirmed.06-21-2012
20100198440VEHICLE AND METHOD OF CHARGING VEHICLE - An ECU executes a program including a step of calculating a first charging current value in accordance with the state of a battery pack; a step of calculating a second charging current value in accordance with the current capacity of a charging cable coupling a hybrid vehicle and an external power supply to output a pilot signal CPLT indicating the current capacity; a step of setting the smaller one of the first charging current value and the second charging current value as a third charging current value; and a step of controlling a charger such that the output current value of the charger connected to the charging cable for controlling a value of a current supplied to the battery pack is equal to the third charging current value, for charging the battery pack.08-05-2010
20110066310In-vehicle charge and discharge control apparatus and partial control apparatus - A temperature increase of a battery of a vehicle in a schedule effect road range is estimated based on an estimate of energy acquirable by regeneration in the schedule effect road range of the vehicle. A special value of the battery upper limit temperature is designated which is obtained by subtracting the temperature increase from a default value of the battery upper limit temperature. A battery upper limit temperature reduction road range is designated which is located just prior to the schedule effect road range. While the vehicle runs the battery upper limit temperature reduction road range, the battery upper limit temperature is set at the special value by being switched from the default value. When the vehicle completes running the battery upper limit temperature reduction road range and starts running the schedule effect road range, the battery upper limit temperature is returned to the default value from the special value.03-17-2011
20110066308PREDICTIVE ENERGY MANAGEMENT CONTROL SCHEME FOR A VEHICLE INCLUDING A HYBRID POWERTRAIN SYSTEM - A method for controlling a vehicle having a hybrid powertrain includes monitoring vehicle navigation and traffic patterns associated with a predicted travel path. It extends the powertrain instantaneous controller into a predictive control framework, and utilizes previewed traffic and geographic information based on on-board sensing and navigation information. An impending road load is predicted from which a fuel cost factor is optimized under a model predictive control framework. A state-of-charge trajectory is predicted from the impending road load and operation of the hybrid powertrain system is controlled in response thereto.03-17-2011
20110040434MOTORCYCLE - A motorcycle that transmits a rotation of an engine to a driving wheel via a power transmission device having a main clutch comprises a sub-clutch inserted between the power transmission device and an output shaft of the engine and a motor generator having a rotating shaft coupled to the power transmission device and is comprised so that the rotating shaft of the motor generator is coupled to the engine via the sub-clutch and to the driving wheel via the main clutch, and the motorcycle can be moved backward by turning off the sub-clutch and transmitting a rotation of the motor generator to the driving wheel via the main clutch.02-17-2011
20110106359POWER TRANSMISSION SYSTEM FOR USE IN VEHICLE - The power transmission system for use in a vehicle includes a power split device to perform power distribution among a flywheel for storing rotational energy as mechanical energy, an internal combustion engine and an electric rotating machine. The power transmission system is provided with an interrupting device configured to interrupt power transmission between a group of the flywheel and the electric rotating machine and a group of the internal combustion engine and drive wheels of the vehicle when rotational energy stored in the flywheel is transmitted to the electric rotating machine through the power split device under condition that power is transmitted between the internal combustion engine and the drive wheels.05-05-2011
20110106357Drive System For Electrically Operated Vehicle - A drive system is provided for a utility vehicle and includes an alternating-current (AC) motor for providing a drive torque. An AC motor controller receives a battery voltage signal, throttle pedal position signal, brake pedal position signal, key switch signal, forward/neutral/reverse (FNR) signal, and run/tow signal indicative of the utility vehicle being configured to be driven and being configured to be towed. The AC motor controller generates an AC drive signal for the AC motor, wherein the AC drive signal is based on the battery voltage signal, throttle pedal position signal, brake pedal position signal, key switch signal, FNR signal, and run/tow signal.05-05-2011
20110106356VEHICLE CONTROL DEVICE - A vehicle control device for controlling a vehicle drive apparatus, the vehicle control device configured with a phase determining mechanism that determines the end of the torque phase in a shift operation, and a rotary electrical machine control mechanism that controls the torque of the rotary electrical machine using a variation of input torque. The vehicle control device is also configured with an engagement control mechanism that provides feedback controlling supplied oil pressure to an engagement side element as an engagement element on a side to be engaged after switching of shift speeds so that the rotation speed change rate of the input member becomes the target rotation speed change rate.05-05-2011
20110106355VEHICLE CONTROL DEVICE - A vehicle control device for controlling a vehicle drive apparatus, the vehicle control device configured with a release control mechanism that provides feedback controlling supplied oil pressure to a release side element, and an engagement control mechanism that increases supplied oil pressure to an engagement side element as an engagement element on a side to be engaged in a state that the differential rotation speed is substantially constant. The control device is further configured with a phase determining mechanism that determines if the torque phase has started when a condition that a phenomenon accompanying a change of the differential rotation speed due to increase of the supplied oil pressure to the engagement side element is detected is met.05-05-2011
20110106354Awarding standings to a vehicle based upon one or more fuel utilization characteristics - A method may include, but is not limited to, querying a vehicle for a status indicative of combustible fuel utilization in comparison to electricity utilization for the vehicle.05-05-2011
20110106353METHOD AND DEVICE FOR OPERATING A VEHICLE HAVING A HYBRID DRIVE - A method for operating a vehicle having a hybrid drive, which vehicle is driven by a first drive unit implemented as internal combustion engine, and a second drive unit, which may be an electric motor, the first drive unit and the second drive unit contributing to the drive of the vehicle individually or jointly. In a method for operating a vehicle having a hybrid drive, in which the driver is informed about the connection of the different drive units, haptic feedback is provided to the driver when the previously idle drive unit is connected to the drive unit that is in operation.05-05-2011
20110106352AUTOMATED GUIDED VEHICLE - A vehicle for transporting material along a defined path includes a chassis, a source of electric power mounted on the chassis, a traction system including a traction motor connected to the power source for driving wheels supporting the chassis, a steering system including steering motor connected to the power source for adjusting an angular position of a steerable wheel supporting the chassis, and a controller for adjusting the vehicle's speed and direction by controlling operation of the traction motor and steering motor in response to information regarding the vehicle's location and travel direction relative to the path.05-05-2011
20110106351METHOD FOR CONTROLLING MOTOR/GENERATOR COOLING IN A MULTI-MODE TRANSMISSION - A method for controlling cooling of one or more motor/generators includes monitoring the stator temperature of the motor/generator and power loss of the motor/generator. Total cooling flow is estimated from the monitored stator temperature and power loss and a cooling line pressure is determined from a lookup table. The lookup table includes total cooling flow as a function of cooling line pressure. The method further determines a non-cooling line pressure and combines the non-cooling line pressure with the cooling line pressure to determine a first total line pressure. The transmission is commanded to operate at the first total line pressure.05-05-2011
20110106350TRACTION SYSTEM FOR ELECTRICALLY POWERED VEHICLES - Fixed frequency, fixed duration pulse streams are used to control power switches for one or more electrical motors of electrically powered vehicles or hybrid vehicles having one or more electric motors. The advantages of a pulse system are increased power efficiency and system simplicity over analog systems. The capability of system calibration with a single pulse allows the system to be used under any conditions, and real time adaptation to changes in conditions. Such system and methods provide much improved acceleration over other electrical systems, by making the best use of the coefficient of starting or static friction. The systems and methods provide a non slip traction control system, and the use of an off state in the pulse stream is superior to the use of braking systems for the same purpose, which waste power and cause mechanical wear. In addition, related computer program products are described.05-05-2011
20110106349Vehicle operated on electric highway - The vehicle operated in an electric highway system has an electric motor, at least one energy storage device, an on-board power pick up device, at least one coupler, at least one power meter, at least one on-board computer, an on-board part of a lateral location sensor, an on-board lateral position control mechanism, a longitudinal distance/speed sensor, and a longitudinal position control mechanism, and at least one communication device. The vehicle is able to operate and couple together with other vehicles automatically in the electrified lane of the electric highway system.05-05-2011
20100094492METHOD FOR OPERATING A WORKING MACHINE AND A WORKING MACHINE WITH AN IMPROVED TRANSMISSION LINE - A working machine and a method for operating the same are provided. The working machine is provided with: a power source and a plurality of driving wheels; a working hydraulic system including at least one hydraulic pump powered by the power source for moving an implement on the working machine and/or for steering the working machine; a transmission line arranged between the power source and the driving wheels for transmitting torque from the power source to the driving wheels; and a transmission unit arranged in the transmission line for reducing the mechanical interaction between the power source and the driving wheels. The method includes: detecting at least one operational parameter indicative of a working condition of the working machine; determining if the characteristic of the transmission unit should be altered on the basis of a magnitude of the detected operational parameter; altering the characteristic of the transmission unit if it is determined to be required.04-15-2010
20100094496System and Method for Operating an Electric Vehicle - A system and method for managing energy usage in an electric vehicle. A charge level of at least one battery of the electric vehicle is received. A current location of the electric vehicle is received. A theoretical maximum range of the electric vehicle is determined based on the current location of the electric vehicle and the charge level of the at least one battery of the electric vehicle. An energy plan for the electric vehicle is generated04-15-2010
20120271494SYSTEM AND METHOD FOR CONTROLLING OPERATION OF AN ELECTRIC ALL-WHEEL DRIVE HYBRID VEHICLE - A method of controlling operation of an electric all-wheel drive hybrid vehicle having an engine, automatic transmission, and first and second motor-generators includes driving the vehicle via the second motor-generator. The method also includes determining desired engine speed and transmission gear ratio. The method also includes starting the engine via the first motor-generator and locking up all but one of a plurality of transmission torque transmitting devices required to be engaged for selecting the gear ratio. The method additionally includes modulating engagement of the one remaining torque transmitting device while controlling the engine to generate the desired engine speed. Furthermore, the method includes regulating the engine and the first motor-generator such that their combined torque is approximately zero, locking up the remaining torque transmitting device to select the gear ratio, and controlling the engine to generate desired transmission output torque. A system for controlling such a vehicle is also disclosed.10-25-2012
20120316712THERMAL CONDITIONING OF VEHICLE RECHARGEABLE ENERGY STORAGE SYSTEMS - Methods, systems, and vehicles are provided that provide for thermal conditioning of a vehicle rechargeable energy storage system (RESS). A thermal conditioning system is configured to apply a plurality of thermal conditioning actions for the RESS. A control system is configured to determine a driving route for the vehicle for a drive cycle of the vehicle, select one of the plurality of thermal conditioning actions based at least in part on the driving route, and provide instructions for the thermal conditioning system to apply the selected one of the plurality of thermal conditioning actions for the RESS.12-13-2012
20120123623Electric vehicles with extended range. - The present invention discloses electric vehicles and methods to operate such vehicles, comprising an electric drive capable of moving the vehicles, together with a non-battery operative feature to enhance the performance of the vehicle, such as extending the range or increasing the power. The non-electrical enhanced feature is independent and not integrated with the electric drive, to enable the return of the vehicle design to pure electrical power with minimum modification.05-17-2012
20120123621HYBRID VEHICLE - The present invention provide a hybrid vehicle comprising a first and a second transmission mechanisms, an electric motor connected to the first transmission mechanism, an internal combustion engine, a motor control unit and a transmission control unit. The transmission control unit changes, when the motor control unit executes a decelerating regeneration in response to a braking request of a driver, and when a braking request amount of the braking request is decreased by a predetermined amount while a predetermined shift range attained by the first transmission mechanism is selected, a shift range to a shift range on a lower-speed side than the predetermined shift range, which is attained by the first transmission mechanism, and to maintain the predetermined shift range when the braking request amount is not decreased.05-17-2012
20120123622CONTROL DEVICE FOR VEHICLE - A control device for a vehicle includes a motor configured to drive wheels, a high-voltage battery configured to supply electric power to the motor, and a battery charger configured to charge the high-voltage battery by using a power supply outside the vehicle. The control device further includes a failure detection unit configured to detect a specific failure, and a drive prohibition unit configured to prohibit driving of the vehicle. The drive prohibition unit prohibits the driving of the vehicle when the failure is detected by the failure detection unit in an initial check before start of driving of the vehicle and when the high-voltage battery is charged by using the power source outside the vehicle immediately before the initial check.05-17-2012
20120166027Method for operating a motor vehicle - In a method for operating a motor vehicle, an actuation speed of a power input element, e.g., an accelerator pedal, is detected and evaluated, and a drag torque is influenced as a function of the detected actuation variable. At least one measure which influences the drag torque is carried out if the following conditions are all satisfied: (i) an actuation speed is less than a limiting value, (ii) a position of the input element is greater than zero, and (iii) the power input element is actuated in the direction of a power reduction.06-28-2012
20110125354METHOD FOR REGULATING A DRAG TORQUE OF A MOTOR VEHICLE DRIVEN BY AN ELECTRIC MOTOR IN CONSIDERATION OF THE COEFFICIENT OF FRICTION PRESENT ON THE ROADWAY SURFACE, AND DEVICE FOR CARRYING OUT SUCH A METHOD - A method for regulating a drag torque of a motor vehicle driven by an electric motor, a regulating device influencing the drag torque in response to a corresponding change in the setting of the accelerator, a sensor device sensing a tire on a roadway surface on which the motor vehicle is located, and providing this to a computing device, whereupon the computing device causes the regulating device to adjust the drag torque as a function of the coefficient of friction. The present invention also relates to a device having means suitable for carrying out such a method.05-26-2011
20100250042VEHICLE AND METHOD OF CONTROLLING THE VEHICLE - A vehicle that includes an electric power generating section, an electric motor, a charge storage section that exchanges electric power with the electric power generating section and the electric motor is provided. In the vehicle, a requested drive force setting section sets a requested drive force to move the vehicle, a central value setting section sets a central value of a state of charge in a range of state-of-charge control used to control the state of charge of the charge storage section, based on an accelerator operation, and a control section controls the state of charge of the charge storage section based on the set central value, and further controls the electric power generating section and the electric motor so that the vehicle moves by the set requested drive force.09-30-2010
20100250041PROTECTION METHOD FOR LIMITED CHARGING/DISCHARGING CURRENT OF HYBRID ELECTRIC VEHICLE BATTERY AND A DEVICE AND A SYSTEM THEREOF - A limited protection method for charging/discharging current of hybrid electric vehicle battery and a device and a system thereof is disclosed. Said method includes: receiving a power requirement and determining an original torque based on the power requirement; judging a charge/discharge state of the battery and acquiring a limited torque from an actual current and a predefined torque; comparing said original torque with the limited torque to select the smaller one as a final output requirement. The embody of the invention can achieve the real-time limited protection for charge/discharge current of hybrid electric vehicle battery.09-30-2010
20100250039Method And System For Initiating Starting Of An Engine In A Hybrid Electric Vehicle - A system and method is provided for initiating starting of an engine in a hybrid electric vehicle (HEV) for a first time since a vehicle drive start request. Based on a predetermined fluid temperature and a powertrain fluid temperature from at least one of the powertrain elements in the HEV, it is determined whether energy from the engine is demanded. When the energy from the engine is demanded, the engine is started to provide energy for at least one of heating of a cabin compartment in the HEV and lubrication of a portion of powertrain elements in the HEV.09-30-2010
20100250038BATTERY MEASURING DEVICE, BATTERY CONTROL SYSTEM AND VEHICLE - A battery measuring device includes a temperature measuring unit which measures temperature T09-30-2010
20120316714IN-VEHICLE CONTROLLER - A control device for a vehicle includes: a plurality of controllers, each of which executes a plurality of energy saving control modes for restricting reduction of driving energy of the vehicle; a selector for displaying the plurality of energy saving control modes at the same time and for prompting an user of the vehicle to select execution or rejection of one of the plurality of energy saving control modes; and a central control device for controlling one of the plurality of controllers to execute a corresponding energy saving control mode, of which the execution is selected by the user, so that a maximum cruising range of the vehicle is expanded without providing a feeling of discomfort.12-13-2012
20120083958SYSTEM FOR SIMULATING MANUAL TRANSMISSION OPERATION IN A VEHICLE - An embodiment of a method for simulating manual transmission operation in a vehicle having an automatic transmission includes receiving a selection of a transmission model profile which includes a simulated manual transmission model. The method further includes receiving a gear position user input signal indicative of a position of a user gear selection of the vehicle, receiving a throttle position user input signal indicative of a position of user throttle control of the vehicle, and receiving a clutch position user input signal indicative of a position of a user clutch control of the vehicle. The method still further includes determining a simulated manual transmission response using the selected transmission model profile and at least one of the gear position user input signal, the throttle position user input signal, and the clutch position user input signal, and outputting at least one vehicle control signal corresponding to the simulated transmission response.04-05-2012
20120083957CONTROL APPARATUS FOR MOTOR-ASSISTED BICYCLE - A control apparatus for a motor-assisted bicycle detects a pedaling torque applied to a crankshaft with a pedaling force sensor, controls a motor unit in a regenerative control process to charge a battery if the torque value of the detected pedaling torque is equal to or smaller than a predetermined level, and controls the motor unit in an assistive control process if the torque value is greater than the predetermined level. The control apparatus controls the motor unit in the regenerative control process at a crankshaft angular position in which the torque value detected by the pedaling force sensor is equal to or smaller than the predetermined level, and switches from the regenerative control process to the assistive control process for controlling the motor unit at a crankshaft angular position in which the torque value detected by the pedaling force sensor becomes higher than the predetermined level.04-05-2012
20120083956CONTROL APPARATUS FOR MOTOR-ASSISTED BICYCLE - A control apparatus for a motor-assisted bicycle detects a pedaling torque applied to a crankshaft with a pedaling force sensor, controls a motor unit of the motor-assisted bicycle in a regenerative control process to charge a battery, if the torque value of the detected pedaling torque is equal to or smaller than a predetermined level, and controls the motor unit in an assistive control process, if the torque value is greater than the predetermined level. The control apparatus performs an assistive transient control process with an assistive ratio lower than in the assistive control process while the crankshaft makes a predetermined number of revolutions and thereafter performs the regenerative control process, if the torque value detected by the pedaling force sensor has a peak equal to or smaller than the predetermined level.04-05-2012
20120083955FRONT-AND REAR-WHEEL-DRIVE VEHICLE - One embodiment provides a vehicle including: a first drive system configured to drive first wheels; and a second drive system configured to drive second wheels, wherein the first drive system includes: an electric motor; a motor controller; an engagement/disengagement unit provided between the electric motor side and the first drive wheels side; an engagement/disengagement controller; and a one-way power transmission unit provided between the electric motor side and the first drive wheels side in parallel to the engagement/disengagement unit, and configured, at least, to engage the both sides when a reverse-direction rotational power is inputted from the first wheels side to the electric motor side, wherein, when the vehicle reverses, a reverse driving force to reverse the vehicle is generated at least in the first drive system.04-05-2012
20120083954CONTROL APPARATUS FOR MOTOR-ASSISTED BICYCLE - A control apparatus for a motor-assisted bicycle detects a pedaling torque applied to a crankshaft with a pedaling force sensor, controls a motor unit of the motor-assisted bicycle in a regenerative control process to charge a battery if the torque value of the detected pedaling torque is equal to or smaller than a predetermined level, and controls the motor unit in an assistive control process if the torque value is greater than the predetermined level. The control apparatus includes a storage unit for storing an assisted state and a regenerated state in a single event of use of the motor-assisted bicycle by a user, and a control quantity corrector for correcting a control quantity of the assistive control process and a control quantity of the regenerative control process based on the assisted state and the regenerated state which are stored in the storage unit.04-05-2012
20120083953CONTROL DEVICE - A control device capable of executing damping control of outputting a damping torque command that suppresses vibration of a rotational speed of a rotating electrical machine caused at least by elastic vibration of a power transmission mechanism. This is accomplished by using feedback control based on the rotational speed of the rotating electrical machine. The control device executes the damping control by a direct-coupling damping controller when the engagement state of the engagement device is a direct-coupling engagement state in which there is no rotational speed difference between engagement members, and executes the damping control by a non-direct-coupling damping controller different from the direct-coupling damping controller in a case where the engagement state of the engagement device is a non-direct-coupling engagement state other than the direct-coupling engagement state.04-05-2012
20120083952CONTROL OF ENGINE START FOR A HYBRID SYSTEM - A powertrain includes an electric motor providing propulsion torque to a transmission input shaft, an internal combustion engine, and an engine disconnect clutch selectively providing torque transfer between the engine and the motor. A method to control a flying engine start in the powertrain includes monitoring an output torque request, determining the propulsion torque to the transmission input shaft based upon the output torque request, determining a compensation torque to be provided to the engine disconnect clutch for the flying engine start, and controlling the motor to provide a motor torque based upon a sum of the propulsion torque and the compensation torque.04-05-2012
20120083951METHOD AND SYSTEM FOR CONTROLLING AN EV MODE TRANSITION IN A TWO-MODE HYBRID VEHICLE - A method of executing an electric-only (EV) mode transition in a vehicle includes determining vehicle operating values using a control system, processing the values to identify the transition, and executing the transition to or from the first or second EV mode. The transition is executed by selectively engaging and disengaging the input brake to zero, and by using the first and/or second traction motor to synchronize slip across the input brake. When the transition is from the first to the second EV mode or vice versa, the control system may use multiple speed and torque control phases to enter multiple intermediate modes, e.g., a pair of engine-on electrically-variable transmission modes and a fixed gear mode. A vehicle includes an engine, an input brake, first and second traction motors, and a transmission driven via the motors in a first and second EV mode. The vehicle includes the control system noted above.04-05-2012
20120083950ENHANCED STABILITY CONTROL FOR AN ELECTRIC POWERTRAIN - A vehicle having an electric powertrain includes a control system for executing a driveline stability control method. A host machine determines vehicle speed prior to an electric-only (EV) mode or EV mode shift/transition, filters an initial motor torque command to the traction motor via a notch filter as a function of vehicle speed to generate a filtered motor torque command, and controls the motor during the EV mode or transition using the filtered motor torque command. The notch filter may have a center frequency and/or a damping coefficient tunable to changing vehicle speed. A control system for the vehicle includes the host machine, a notch filter, and optionally a vehicle speed-based active damping module. The host machine controls the motor during the EV mode or transition using the filtered motor torque command from the filter, and may provide the damping control during the EV mode or transition.04-05-2012
20120083949SYSTEM AND METHOD FOR CONTROLLING A MOTOR OF A HYBRID VEHICLE - The invention provides a method for controlling the motor of a hybrid vehicle comprising the steps of detecting states of a plurality of motors and planetary gear sets; deciding total demand torque of the motors in a case that the plurality of motors operates under a predetermined condition; determining whether the total demand torque of the motors is smaller than a sum of continuous rated torque of each motor; deciding torque of each motor by using a torque distribution map according to rotation speed of each motor and the total demand torque in a case that the total demand torque of the motors is smaller than the sum of continuous rated torque of each motor; and controlling each motor based on the decided torque of each motor.04-05-2012
20120083948METHOD AND APPARATUS FOR MANAGING MULTIPLE BATTERY PACKS IN A HYBRID OR ELECTRIC VEHICLE - A vehicle includes first and second battery packs having respective first and second banks of contactors. The packs are wired in electrical parallel. A propulsion system is driven using electrical power from the packs. A controller determines which pack has the highest state of charge (SOC), and balances the SOC of the packs by controlling an open/closed state of the contactors. Contactors open to disconnect the pack having the highest SOC, and close again when a voltage difference between the packs is approximately zero. A system for use in the vehicle includes the packs, contactors, and controller. A method for controlling power flow in the vehicle includes determining which pack has the highest SOC, opening designated contactors during a near zero current event to disconnect the battery pack having the highest SOC, and closing the designated contactors when a voltage difference between the packs is approximately zero.04-05-2012
20120166031BATTERY PACK AND BATTERY CONTROL SYSTEM - A battery pack includes: a battery unit in which a plurality of battery modules with a plurality of secondary batteries connected in series to each other is connected in parallel to each other so that output current; and a battery management unit. The battery management unit calculates a first allowable current value of each of the plurality of battery modules and calculates second allowable current values of the other battery modules based on the first allowable current value of one battery module from the plurality of battery modules. The battery management unit calculates a value corresponding to the sum of the first allowable current value used as the reference and the respective second current values as an allowable current value when each of the second allowable current values is equal to or smaller than the first allowable current value of the corresponding battery module.06-28-2012
20120130581Method for the Automatic Control of Wheel Brake-Slip and Wheel Brake-Slip Control System for a Motor Vehicle With an Electric Drive - The invention relates to a system and method for the automatic control of wheel brake-slip in a motor vehicle with an electric drive (05-24-2012
20120130580ARTIFICIAL ENGINE SOUND CONTROL UNIT, APPROACHING VEHICLE AUDIBLE SYSTEM, AND ELECTRIC VEHICLE HAVING THEM - An artificial engine sound control unit which controls an artificial engine sound which is emitted from a sounding body which is provided at an electric vehicle whose at least a part of drive power is generated by an electric motor, to outside; comprising a speed region determination part which determines a speed region of the electric vehicle and an artificial engine sound generating part, when the speed region determination part determines such that the electric motor of the electric vehicle can be energized and the electric vehicle is stopped, the artificial engine sound generating part controls so as for the sounding body to emit an artificial engine sound, and the artificial engine sound generating part detects such that the electric vehicle comes close to a start running mode, then the artificial engine sound generating part controls the artificial engine sound which is emitted from the sounding body.05-24-2012
20120130579METHOD AND DEVICE FOR DETERMINING THE BEGINNING OF A START PHASE OF AN INTERNAL COMBUSTION ENGINE IN A HYBRID VEHICLE - A method for determining the beginning of a start phase of an internal combustion engine in a hybrid vehicle, in which a second drive unit drives the hybrid vehicle, the internal combustion engine being started upon reaching a certain drive torque of the second drive unit. In order to always be able to achieve the maximum solely electric driving range of the hybrid vehicle using the second drive unit and simultaneously improve the driving comfort of the hybrid vehicle by optimizing the internal combustion engine start triggering, the internal combustion engine is started when a predicted drive torque of the second drive unit is less than or equal to the drive torque, as instantaneously measured and increased by a torque reserve, of the second drive unit.05-24-2012
20120130575METHOD AND DEVICE FOR SELECTING A STARTING GEAR IN A HYBRID ELECTRIC VEHICLE - In a method and device for selecting a starting gear in a hybrid electric vehicle, a first driving sequence is registered during which a parameter indicates that an electric motor energy source has been drained past an energy level limit and/or no gear ratio shift from said starting gear ratio has occurred. Upon detection of the driving sequence, draining of said energy source and/or no gear ratio shift, selection of a starting gear ratio is altered to a gear ratio being higher, compared to a normal starting gear ratio, for the next vehicle take off of a driving sequence following the first driving sequence. This increases possibility that the vehicle during driving with the altered starting gear will reach a vehicle speed that corresponds to a combustion engine speed above idle speed of the combustion engine.05-24-2012
20120130574ELECTRICALLY ASSISTED VARIABLE-K CONTROL - A vehicle includes a transmission, a motor configured to provide a motor torque to the transmission, and an engine configured to provide an engine torque to the transmission. A torque converter is operably disposed between the transmission and the motor, the engine, or both. The torque converter is configured to at least partially transfer at least one of the motor torque and the engine torque to the transmission in accordance with a plurality of k-factors. The torque converter includes a clutch configured to at least partially engage to change the effective k-factor applied by the torque converter. A control processor is configured to blend the plurality of k-factors and at least partially engage the clutch based on the blended k-factor.05-24-2012
20120130578Method and Apparatus for Controlling the Drive System for Mobile Equipment such as a Mobile Construction and/or Mining Machine - The present invention relates to a method and an apparatus for controlling the drive system for mobile equipment, when the operator's drive commander is kept constant, electric traction motors are controlled by a torque controller to provide uniform torque, deviations in speeds of the electric traction motors are determined and electric motor power of at least one is varied relatively to the electric motor power of the other in response to a determined deviation in speed to keep the torques uniform. The power control balancing compensates for the torque differences previously encountered when the speeds of the traction motors differ at equal power supplied to the traction motors.05-24-2012
20120130576WORKING MACHINE - Provided is a working machine capable of decreasing a voltage of a DC busbar (DC bus) with a configuration suppressing a degradation in reliability.05-24-2012
20120316715Engine Start Control Device for Hybrid Vehicles - If a vehicle speed VSP during EV travel is lower than a predetermined speed VSP_s and hence is in a low vehicle speed range available for motor travel by a motor/generator, engine start control using a first engine start system with the motor/generator is executed. If the vehicle speed VSP during the EV travel is the predetermined speed VSP_s or higher and hence is in a vehicle speed range unavailable for the motor travel with the motor/generator, engine start control using a second engine start system with a starter motor is executed instead of the first engine start system with the motor/generator. Accordingly, the motor/generator does not have to cover an engine start torque when VSP≧VSP_s. A vehicle speed range available for the motor travel expands by the amount corresponding to the engine start torque, and fuel efficiency can be improved.12-13-2012
20120166030ELECTRICALLY-DRIVEN VEHICLE - In an electrically driven vehicle equipped with a battery usable for running, a power generation unit of engine driven type that charges the battery is detachably mounted on the vehicle including a case where at least an engine of the power generation unit is detachably mounted, and the vehicle includes first stop means for bringing the power generation unit in a stopped state when the power generation unit is installed in or removed from the vehicle, and a generation stop switch for making an operation request to the power generation unit. More specifically, the first stop means stops an operation request signal to the power generation unit through low-voltage system wires when the generation stop switch is ON (no operation request is made).06-28-2012
20120166029DRIVE METHOD AND DRIVE DEVICE FOR A HYBRID VEHICLE - A drive device for a hybrid vehicle, which has a first driven axle and a second driven axle, including: a first motor/generator unit, which is connected to the first driven axle; an internal combustion engine unit, which is connected in a rotationally fixed fashion to a differential/transmission unit which is connected to the rear axle; a second motor/generator unit, which is connected in a rotationally fixed fashion to the differential/transmission unit, parallel to the internal combustion engine unit; a clutch unit, which is designed to disconnect and connect a force flux between the differential/transmission unit and the second driven axle; and a control unit, which actuates the clutch unit, the internal combustion engine unit, the first motor/generator unit and the second motor/generator unit as a function of predefined operating states.06-28-2012
20120166028METHOD AND DEVICE FOR CONTROLLING A DRIVE TRAIN OF A HYBRID VEHICLE - A method and a device for controlling a drive train of a hybrid vehicle (HEF), which can be driven by an internal combustion engine (BKA), respectively individually or together with an electric machine (EA), which includes an electrical energy store (ES), power electronics (LE) and a motor/generator unit (MGE). Depending on a first or second position of an operator control (BV), the drive train (A) is operated in a first operating mode (BM06-28-2012
20120166026SYSTEM AND METHOD FOR CHARGING A VEHICLE BATTERY - An automotive vehicle may include at least one controller and a battery charger that receives electrical energy from a power distribution circuit remote from the vehicle. The at least one controller may request that a battery charger of another vehicle draw a specified current, and may establish a battery charging schedule with the another vehicle for the battery charger if, after issuing the request, the at least one controller detects a drop in voltage on the power distribution circuit.06-28-2012
20120130572VEHICLE DECELERATION RATE CONTROL DURING DECELERATION FUEL CUTOFF BY VARYING GENERATION ELECTRIC LOAD - A vehicle control system for controlling a vehicle deceleration rate that includes a dynamo (e.g. generator/motor) coupled to the vehicle to provide a dynamo deceleration force to the vehicle corresponding to an electric load, an internal combustion engine coupled the vehicle to provide an engine deceleration force to the vehicle corresponding to a throttle position, and a controller coupled to the internal combustion engine and the dynamo. The controller is configured determine a deceleration fuel cutoff (DFCO) request based on an accelerator pedal position, and when a DFCO request is determined increase the throttle position to decrease the engine deceleration force, and increase the electric load on the dynamo to increase the dynamo deceleration force, to control the vehicle deceleration rate.05-24-2012
20120316713STATE OF CHARGE ADJUSTED COMPRESSOR CONTROL - The described systems and methods relate to employing an Electric Air Charging System (EACS) to maintain a hybrid commercial vehicle (or the like) battery within a desired range of charge. The innovation facilitates reducing battery charge when the state of charge is too high, such as by adjusting air compressor cut-in and cut-out pressure thresholds to cause the air compressor to compress air for the brake system when there is excess charge in the battery, as well as triggering a brake regeneration protocol and/or other charge regeneration protocol(s) to restore charge to the battery when the state of charge of the battery is too low.12-13-2012
20120316720VEHICLE SYSTEM FOR VARIED COMPLIANCE BENEFITS - Exemplary methods, systems and components enable selective control of an operational mode for a vehicle that is subject to an administrative standard. In some instances a qualified person or entity may attain a possible consequential result related to a user-selected vehicle operation mode that may involve a vehicle operation paradigm and/or a vehicle travel route and/or a vehicle travel destination. In some embodiments, implementation of the selected vehicle operation mode may modify a conformity status of the vehicle relative to the administrative standard. Various accessible records may be maintained regarding administrative compliance states and their respective benefits, as well as regarding certification of preferable consequential results available to qualified recipients based on a correlated vehicle operational mode.12-13-2012
20120316717SYSTEM AND METHOD FOR CONTROLLING AND POWERING A VEHICLE - A control system includes a controller and an energy management system. The controller is onboard a vehicle that includes motors and an onboard energy storage device that powers the motors. The energy management system calculates estimated electric loads of powering the motors over one or more segments of a trip according to designated operational settings of a trip plan. The energy management system also determines a demanded amount of electric energy for powering the vehicle based on the estimated electric loads. The demanded amount of electric energy is based on a stored amount of electric energy in the onboard storage device. The energy management system communicates the demanded amount of electric energy to one or more of plural wayside stations disposed along the route so that the wayside stations have sufficient electric energy to charge the onboard energy storage device with the electric energy to meet the estimated electric loads.12-13-2012
20100228413CONTROL APPARATUS FOR VEHICLE - In the case where a connector of a charging cable is connected to a charging connector provided on a hybrid vehicle, a connector signal CNCT indicating that the connector of the charging cable is connected to the charging connector provided on the hybrid vehicle is input to a power supply ECU and an HV_ECU having an operating frequency higher than that of the power supply ECU. When the connector signal CNCT is input, the power supply ECU activates the HV_ECU. The HV ECU controls the electrical system of the hybrid vehicle so as to charge a battery pack. The HV_ECU stops the charging when the input of the connector signal CNCT is stopped during charging of the battery pack.09-09-2010
20100217464DYNAMIC HYSTERESIS EVALUATION METHOD FOR HYBRID VEHICLES BASED ON OPTIMAL POWER LOSS CONTROL STRATEGY - A hybrid control system comprises a power loss (PL) determination module, a hysteresis estimation module, and a mode determination module. The PL determination module determines a power loss of a hybrid drivetrain based on an engine speed, a motor speed, and a vehicle speed. The hysteresis estimation module determines an average power loss of the hybrid drivetrain based on the power loss and determines a hysteresis power loss of the hybrid drivetrain based on the average power loss. The mode determination module selects an operation mode of the hybrid drivetrain based on the hysteresis power loss. The hybrid control system controls the hybrid drivetrain based on the operation mode.08-26-2010
20120215392VEHICLE AND CONTROL METHOD THEREOF - In the case that operation stop of the engine is requested while the clutch is engaged and the engine is driven at a higher rotation speed than the resonance rotation speed band, the clutch is disengaged and the engine is driven in the self-sustaining operation at the self-sustaining rotation speed higher than the resonance rotation speed band, the rotation speed Ne of the engine is lowered less than or equal to the second rotation speed Nref08-23-2012
20120215389Machine for augmentation, storage, and conservation of vehicle motive energy - A machine for addition of motive force to a vehicle, with rotor-plate, rotor-arms, rotor permanent magnets, stator-plate, stator columns, stator electromagnets, and battery, cell, or other energy storage device.08-23-2012
20100204864HYBRID VEHICLE AND CONTROL METHOD THEREOF - When the catalyst warm-up is not completed and the driving power Pdrv is larger than the battery output allowable power (k·Wout), the power demand Pe* to be output from the engine 08-12-2010
20100204862CONTROL DEVICE FOR VEHICLE - In a hybrid vehicle that speed-shifts the output of a motor/generator using an automatic transmission and transmits the speed-shifted output to a drive wheel, a magnet temperature of the motor/generator is estimated, and when the magnet temperature is higher than a reference temperature, an oil pressure command value for engaging or disengaging a brake of the automatic transmission is corrected in a decreasing direction, thereby preventing tie-up shock. When the magnet temperature is lower than the reference temperature, on the other hand, the oil pressure command value for engaging or disengaging the brake of the automatic transmission is corrected in an increasing direction, thereby avoiding racing in the motor/generator.08-12-2010
20100204860CONTROL APPARATUS AND CONTROL METHOD FOR VEHICLE - A plug-in hybrid vehicle has a battery, a DC/DC converter, an auxiliary battery, an auxiliary device, and an ECU. Provided between the battery and the DC/DC converter is an SMR, which serves as a relay to switch between a state in which the battery and each of the DC/DC converter, the auxiliary battery, the auxiliary device, and the ECU are connected to each other and a state in which they are disconnected from each other. When suspending charging of the battery, the ECU executes a program including a step of maintaining the SMR in the closed state.08-12-2010
20100204865PLUG-IN VEHICLE MANAGEMENT SYSTEM - A plug-in vehicle management system enables charging of a plug-in vehicle from a power supply station through an electric power line and power line communication between the power supply station and the vehicle. When a vehicle-side connector and a station-side connector are connected to enable the power-line communication between a vehicle-side power line communication section and a station-side power line communication section, a vehicle-side security control section and a station-side security control section cooperate so that one of a vehicle-side input/output section and a station-side input/output section receives an input signal and transmit it to the other of the vehicle-side input/output section and the station-side input/output section.08-12-2010
20100204863VEHICLE DRIVE POWER GENERATION CONTROL APPARATUS - A hybrid vehicle control ECU calculates an estimated EV travelable distance based on a minimum travel cost and a usable charge amount of a battery, when a next external charge point, at which an external power source is available for charging, is set. The minimum travel cost indicates a minimum value of electric power amount consumed by a battery when a vehicle travels a unit distance. If the estimated EV travelable distance is longer, electric motor travel is selected estimating that it is possible to reach the next external charge point. If a remaining distance is longer and a present SOC is higher than a usable SOC lower limit, hybrid travel is selected. If the present SOC is lower than the usable SOC lower limit, a constant SOC travel is selected.08-12-2010
20100204861CONTROL SYSTEM FOR SECONDARY BATTERY, ELECTRICALLY POWERED VEHICLE HAVING SAME, AND METHOD FOR CONTROLLING SECONDARY BATTERY - During use of a secondary battery, a concentration change ratio estimating unit estimates a ratio of change in electrolytic solution concentration based on a charging/discharging current. According to the estimated ratio of change, a concentration estimated value calculating unit sequentially calculates an electrolytic solution concentration estimated value during the use of the secondary battery. Based on the estimated electrolytic solution concentration estimated value, a determining unit determines whether or not the electrolytic solution concentration is within a normal range. When the electrolytic solution concentration is outside the normal range, a charging/discharging condition modifying unit modifies a charging/discharging condition of the secondary battery to bring the electrolytic solution concentration back to the normal range, thus avoiding a tendency of overcharge or a tendency of overdischarge.08-12-2010
20100204859ELECTRICALLY POWERED VEHICLE - In a vehicle, a power storage device starts to be charged at a set time. An electric power control unit monitors a charging/discharging device from startup of the charging/discharging device to the moment when charging starts. When the electric power control unit detects a problem in the charging/discharging device, a signal is sent to a timer control unit in order to cancel setting of the charging start time. When receiving the signal, the timer control unit cancels the setting. Specifically, even when the present time reaches the charging start time, the timer control unit does not transmits a signal for canceling the setting of the charging start time, i.e., a start instruction to the electric power control unit. The electric power control unit never allows the operation of the charging/discharging device to start unless it receives the signal, so the charging/discharging device remains stopped.08-12-2010
20100070121Vehicle control system - In a vehicle control system, an opportunity for detecting abnormalities in an atmospheric pressure sensor using an intake pressure sensor of the engine is appropriately provided. A vehicle control system 03-18-2010
20100063659CONTROL DEVICE FOR HYBRID VEHICLE AND CONTROL METHOD THEREFOR - In a hybrid vehicle that includes an internal combustion engine (03-11-2010
20120136522HYBRID DINGHY PUSHER - A hybrid dinghy pusher for pushing motorhomes is provided. A hybrid vehicle can be connected to a motorhome by a tow bar for towing the hybrid vehicle. When being towed behind a motorhome, the hybrid vehicle can be switched into hybrid dinghy pusher mode. In this mode, during acceleration of the motorhome, the electrical batteries and motors of the hybrid vehicle can provide a propulsive force through the tow bar to the motorhome, which assists the motorhome in accelerating and improves fuel efficiency. Additionally, the dinghy motors can act as generators when appropriate, creating energy which can be stored in batteries for later use during acceleration. The resistance created by the hybrid vehicle can also provide an additional braking force to the motorhome via the tow bar.05-31-2012
20120136517Power generation method and apparatus - A method and apparatus is provided for obtaining improved power generation efficiency by operating the primary power source, such as an ICE, only at the most efficient operating modes for a given engine, and simultaneously supplementing the power provided by the ICE with additional power stored in an accumulator, such as an ultra capacitor, as the load demands would otherwise cause that ICE to operate outside of the more efficient operating modes. In the case of a hybrid electric vehicle, the present invention would use banks of ultra-capacitors instead of batteries not just to start the ICE but also to supplement the electric power available for wheel drive motors when the ICE is in operation. According to the present invention, a control device would maintain the ICE at specific operational modes, either off, idle, or specific fuel efficient operating conditions over the entire range of vehicle operation. When the vehicle needs more power than the ICE would otherwise provide at a given operational mode, the controller would enable the additional power to be drawn from the ultracapacitors until such time as the ICE could be efficiently switched to a different mode. Excess power from the ICE when at an efficient operating mode would be used to recharge the ultracapacitors.05-31-2012
20120136521METHOD FOR OPERATING AN INTERNAL COMBUSTION ENGINE - A method for operating a hybrid drive in a vehicle with an internal combustion engine and at least one electric machine connected thereto which is in connection with at least one energy storage device including operating the internal combustion engine is operated in overload mode in at least one preferably exceptional operating situation of the hybrid drive in order to avoid power losses at low loading state of the energy storage device.05-31-2012
20120136518SELECTABLE ONE-WAY CLUTCH OPERATION IN A HYBRID POWERTRAIN - A hybrid powertrain includes a plurality of torque generative devices, a transmission input shaft, and a planetary gear set connecting the torque generative devices to the transmission input shaft. A method to control the powertrain includes monitoring a desired configuration of the powertrain and selectively grounding a gear of the planetary gear set with a selectable one way clutch based upon the desired configuration of the powertrain.05-31-2012
20120136519MOTOR VEHICLE - When cooling water temperature of the engine is not less than the water temperature threshold value, the target drive point of the engine is set based on the fuel economy optimized operation curve and the power demand of the engine, without allowing selection of the operation curve between the fuel economy optimized operation curve to drive the engine efficiently and the operation curve to drive the engine with less efficiency than the efficiency on the fuel economy optimized operation curve in at least a part of the operating area to avoid operation in the muffled area. Then, the engine is driven at the target drive point and the hybrid vehicle is driven with a torque corresponding to the torque demand. This effectively prevents the temperature rise in the cooling water for cooling of the engine due to increase in heat loss of the engine, and prevents overheating of the engine.05-31-2012
20110184597DEVICE FOR REDUCING THE LIKELIHOOD OF DAMAGE TO A TRAILING CABLE - A device for reducing damage to an electric vehicle powered by a trailing cable, the device including an electric sensor for determining the mobile equipment's position relative to a hazard, and an electric controller responsive to the electrical means for operating a motor to change the operation of the electric vehicle to reduce the likelihood of adverse effects to the trailing cable if the electric vehicle's position is near the hazard.07-28-2011
20110184603DIRECTION DETERMINATION FOR ACTIVE PARK ASSIST - A vehicle has a hybrid electric system and a parking assist system. The hybrid electric system includes at least one motor outputting a direction-indicating speed signal. The parking assist system configured for affecting steering and speed control of the vehicle for maneuvering the vehicle into a target parking location. Affecting the steering and speed control of the vehicle dependent upon parking assist control information derived using the direction-indicating speed signal.07-28-2011
20110184601SYSTEM AND METHOD FOR OPERATING A VEHICLE IN MULTIPLE TRANSPORTATION NETWORKS - A system and method for operating a vehicle in multiple zones is disclosed. In one aspect, there is a vehicle for transporting a load comprising an energy storage device configured to receive and store energy originating from at least one of a power source and a linear motor and a motor configured to move the vehicle using energy delivered from the power source when energy from the power source is available for delivery, and further configured to move the vehicle using the energy stored in the energy storage device when the energy from the power source is unavailable for delivery, wherein the power source is located external to the vehicle and is stationary when the vehicle is in motion.07-28-2011
20110184600Adaptive Initial Estimation and Dynamic Determination and Update of Distance Until Charge of a Plug-In Hybrid Electric Vehicle - An electric vehicle such as a PHEV or a BEV and a method of control includes receiving from a user of the vehicle, at an interface of the vehicle, a distance until charge (DUC) value indicative of the distance from a current position that the vehicle is intended to be driven before the vehicle is recharged. Battery usage of the vehicle is controlled as a function of the DUC value. An initial estimate of the DUC value may be made by obtaining historical distance between charges (DBC) values indicative of the distance the vehicle has been driven between each of one or more pairs of consecutive charges of the vehicle. The estimated DUC value is based on the DBC values.07-28-2011
20110184599TRANSMISSION FOR A ROAD VEHICLE WITH HYBRID PROPULSION - Transmission for a road vehicle with hybrid propulsion; the transmission having: a gearbox provided with one primary shaft, one secondary shaft and at least one pump actuated by an activating shaft; at least one clutch connected to the primary shaft and having a part which is normally conductive and can be connected to a drive shaft of a thermal engine; a reversible electric machine having a shaft mechanically connectable to the primary shaft; a first mechanical transmission which transmits the motion from the normally conductive part of the clutch to the activating shaft; and a second mechanical transmission which transmits the motion from the shaft of the electric machine to the activating shaft.07-28-2011
20110184598PARALLEL HYBRID VEHICLE OPTIMAL STORAGE SYSTEM - The present invention is a method and apparatus by which power is controlled in a hybrid electric vehicle such that high levels of performance and efficiency are realized. The present invention includes a method and apparatus developed to optimize the use of energy in a hybrid vehicle application from the hybrid energy storage device. The method and apparatus of the present invention is particularly useful with energy storage devices there the energy state, such as the state of charge, is readily determined by an easily measured attribute. Ultracapacitors and hydraulic storage cylinders are examples of the types of energy storage devices to which the present invention may be applied.07-28-2011
20100174433PARALLEL HYBRID VEHICLE OPTIMAL STORAGE SYSTEM - The present invention is a method and apparatus by which power is controlled in a hybrid electric vehicle such that high levels of performance and efficiency are realized. The present invention includes a method and apparatus developed to optimize the use of energy in a hybrid vehicle application from the hybrid energy storage device. The method and apparatus of the present invention is particularly useful with energy storage devices there the energy state, such as the state of charge, is readily determined by an easily measured attribute. Ultracapacitors and hydraulic storage cylinders are examples of the types of energy storage devices to which the present invention may be applied.07-08-2010
20100174431DRIVE CONTROL DEVICE FOR A VEHICLE - There is provided a drive control device for a vehicle capable of estimating an engine torque with high accuracy during traveling in a fixed gear ratio mode. The drive control device includes the engagement mechanism including the revolution component that is revolved by the torque of the internal combustion engine and the fixed component that engages with the revolution component, the torque applying unit which applies the torque to the revolution component and the first transmitting control unit which engages the engagement mechanism to make the engagement mechanism receive the reaction force of the torque of the internal combustion engine. The torque estimating control unit executes the control of the torque applied to the revolution component by the torque applying unit during executing the control by the first transmitting control unit thereby to detect the phase change between the revolution component and the fixed component in a direction of rotation, and estimates the torque of the internal combustion engine based on the phase change and the torque applied by the torque applying unit. Therefore, it becomes possible to estimate the torque of the internal combustion engine with high accuracy in such a state that the revolution component and the fixed component are engaging.07-08-2010
20100174430AUTOMOTIVE BRAKING CONTROL APPARATUS AND METHOD THEREOF - An HV-ECU includes a regenerative braking control unit that controls a regenerative braking system based on the target regenerative braiding force indicated by a signal received from a brake ECU, a regeneration stop timing determination unit that determines a regeneration stop timing, and a regenerative braking stop unit that stops the regenerative braking system when the regeneration stop timing determination unit determines that the regeneration stop timing has been reached.07-08-2010
20100174429Control apparatus - A control apparatus for controlling a transmission apparatus that includes: an input member that is drivably connected to a rotating electrical machine being capable of generating regenerative torque based on an engine and a deceleration request of a vehicle; an output member that is drivably connected to wheels; and a speed change mechanism that has a plurality of friction engagement elements that are controlled to be engaged and released so as to switch a plurality of shift speeds, and that shifts a rotation speed of the input member at one of gear ratios set for the shift speeds and outputs the shifted speed to the output member.07-08-2010
20120253569SYSTEM AND METHOD FOR DETECTING VEHICLE WAKE-UP FAILURE - A control system for a vehicle includes a wake-up module and a failure detection module. The wake-up module selectively powers on a vehicle control module, wherein the vehicle control module controls sub-systems of the vehicle. The failure detection module detects a failure of the wake-up module during a period when the vehicle control module is powered off and an enable condition is met, wherein the failure is detected based on (i) whether an internal wake-up is requested or an external wake-up is requested during a first predetermined period and (ii) whether a run/crank (R/C) operation is requested.10-04-2012
20120173065LINEAR MOTOR DRIVEN SYSTEM AND METHOD - A vehicle motion control system comprising: a sliding surface; a vehicle adapted to slide on said sliding surface; and a linear motor associated with the vehicle and the sliding surface for affecting sliding motion of the vehicle on the sliding surface.07-05-2012
20120173062APPARATUSES, METHODS, AND SYSTEMS FOR THERMAL MANAGEMENT OF HYBRID VEHICLE SCR AFTERTREATMENT - Some exemplary embodiments include hybrid vehicle systems including an engine operable to output exhaust, an exhaust aftertreatment system configured to receive the exhaust from the engine, the exhaust aftertreatment system including an SCR catalyst operable to reduce NOx in the exhaust and an electrical heater operable to heat the SCR catalyst, a motor/generator operable in a braking mode to receive torque to slow the vehicle and output electrical power, an energy storage device operable to output electrical power to drive the motor/generator and receive electrical power from the motor/generator, and a controller operable to control the electrical heater to heat the SCR catalyst using electrical power from the motor/generator in the braking mode.07-05-2012
20120173064Modular Robot - A coverage robot including a chassis, multiple drive wheel assemblies disposed on the chassis, and a cleaning assembly carried by the chassis. Each drive wheel assembly including a drive wheel assembly housing, a wheel rotatably coupled to the housing, and a wheel drive motor carried by the drive wheel assembly housing and operable to drive the wheel. The cleaning assembly including a cleaning assembly housing, a cleaning head rotatably coupled to the cleaning assembly housing, and a cleaning drive motor carried by cleaning assembly housing and operable to drive the cleaning head. The wheel assemblies and the cleaning assembly are each separately and independently removable from respective receptacles of the chassis as complete units.07-05-2012
20120173063HYBRID VEHICLE POWERTRAIN COOLING SYSTEM - Some exemplary embodiments include a hybrid vehicle cooling system comprising a closed loop coolant flowpath including a valve operable to direct coolant flow to an internal combustion engine or to an internal combustion engine bypass, a thermostat operable to direct coolant flow from the internal combustion engine or the internal combustion engine bypass to a radiator or a radiator bypass, a plurality of hybrid powertrain components positioned in parallel to receive coolant flow from the radiator or the radiator bypass, a mechanically driven coolant pump operable to pump coolant through the closed loop coolant flowpath, and an electrically driven coolant pump operable to pump coolant through the closed loop coolant flowpath. Additional exemplary embodiments include methods of operation and/or control of hybrid vehicle cooling systems.07-05-2012
20120259498Hybrid Vehicle Propulsion System Utilizing Knock Suppression - A hybrid vehicle propulsion system and method of operation have been provided. As one example, the system comprises an internal combustion engine including at least a combustion chamber configured to propel the vehicle via at least a drive wheel, a motor configured to propel the vehicle via at least a drive wheel, an energy storage device configured to store energy that is usable by the motor to propel the vehicle, a fuel system configured to deliver gasoline and alcohol to the combustion chamber in varying relative amounts, a control system configured to operate the motor to propel the vehicle and to vary the relative amounts of the gasoline and alcohol provided to the combustion chamber in response to an output of the motor.10-11-2012
20120259494Method and System for Coupling an Electric Machine to a Vehicle Running Gear, Especially for a Hybrid Vehicle - To couple an electric machine (10-11-2012
20120173057HYBRID VEHICLE DRIVER COACH - An apparatus includes a deceleration definition module that interprets a target deceleration rate, a deceleration detection module that identifies a vehicle deceleration event, and a deceleration quality module that identifies a deceleration improvement opportunity in response to the target deceleration rate and the vehicle deceleration event. The apparatus further includes an operator feedback module that provides a specific operator guidance in response to the deceleration improvement opportunity.07-05-2012
20120253571INVERTER APPARATUS AND ELECTRIC VEHICLE HAVING THE SAME - An inverter for use in an electric vehicle includes a plurality of elements to convert direct current power to alternating current power, first and second heat sinks to absorb heat within the inverter, the first heat sink including a first cooling fluid passage therein to allow cooling fluid to pass through and exchange heat with the first heat sink, and the second heat sink including a second cooling fluid passage therein to allow cooling fluid to pass through and exchange heat with the second heat sink, wherein the first heat sink is disposed to exchange heat with at least one element of the inverter, and the second heat sink is disposed to exchange heat with the first heat sink. With the configuration, it may be possible to cool the components as well as collecting thermal energy to be used in heating.10-04-2012
20120215391PROCESSOR-CONTROLLED ACCESS AUTHORIZATION AND BATTERY MANAGEMENT SYSTEM FOR ELECTRIC VEHICLES - In order to control the operation of a vehicle (FZ) comprising an electrochemical energy store (ECS), a mobile control unit (ME) that can be removed from the vehicle is provided for storing and preferably also for processing data, which allows the user of the vehicle to operate the vehicle in a way that is at least also characterized by the data (D) on the operating mode of the electrochemical energy store (ECS) of the vehicle (FZ) stored in a data store (DS) of the control unit.08-23-2012
20120215390CONTROL METHOD FOR AUTOMATICALLY RAISING OPERATIONAL SPEED OF ENGINE OR MOTOR FOR ENERGY SAVING AND EXTENSION OF AUTOMOBILE LIFESPAN - Provided is a control method for automatically raising rotational speed, in which two sensors are respectively mounted to power input side and power output side of a torque converter for detecting the rotational speeds of an impellor wheel and a runner wheel of the torque converter. The two sensors are connected to an on-automobile computer, which comprises a control device that raises the rotational speed of the engine or motor of the automobile, when a gearshift lever of the automobile is switched from a neutral position into a drive position under the condition that the automobile is in the neutral position and is moved by inertia thereof at a speed higher than 35 KM/H, order to cause an increase of the rotational speed of the impellor wheel to have the rotational speed of the impellor wheel slightly lower than the runner wheel with a rotational speed difference less than 300 rpm.08-23-2012
20130173106VEHICLE - The present invention concerns a vehicle including a fuel tank, an engine to which fuel is supplied from the fuel tank, and a control device. The control device is characterized by notifying a refueling instruction corresponding to a use history of the vehicle. According to the present invention, the supply of extra fuel that can be degraded in the fuel tank can be prevented since a necessary refueling instruction is notified in accordance with the use history of the vehicle.07-04-2013
20120221185VEHICLE AND VEHICLE CONTROL METHOD - A vehicle includes an internal combustion engine, a rotary electric machine that generates driving force for the vehicle, and a control unit that controls the internal combustion engine on the basis of a state of the vehicle. When the internal combustion engine is started in response to a request for the driving force, the control unit controls the internal combustion engine such that ignition timing of the internal combustion engine while a first mode is selected is later than the ignition timing while a second mode is selected. The vehicle is more likely to be driven using the rotary electric machine in a state where the internal combustion engine is stopped in the first mode than in the second mode.08-30-2012
20120253576CONTROLLER FOR HYBRID VEHICLE - There is provided a controller for a hybrid vehicle which can improve fuel consumption performance and driveability.10-04-2012
20120316719Method for Controlling the State of Charge of an Electrical Energy Store - For controlling the charge state of a battery in a hybrid vehicle having an internal-combustion engine and an electric machine, the battery is operated in a working state-of-charge range falling within a theoretically possible state-of-charge range. In a first sub-range, the battery is charged by the electric machine, the electric machine working as a generator and being engine driven. In a second sub-range, the battery is neither charged nor discharged, the electric machine working as a generator and being driven by the engine and, in the process, supplying only an on-board power supply system of the hybrid vehicle with current. In a third sub-range, the battery is discharged and, in the process, supplies the on-board power supply system with current, the electric machine running along passively. In a fourth sub-range, the battery is discharged and, in the process, supplies current to the electric machine operating as an electric motor.12-13-2012
20120316721Braking Regeneration Energy Shunt System - A regeneration energy shunt system utilizes a module to monitor the power bus voltage and can divert excess regeneration energy to a resistor array to dissipate the excess regeneration energy. The module can monitor the state of charge of an energy storage device to ascertain when excess regeneration energy condition exists. The resistor array can include a plurality of resistors. The module can ascertain the number of resistors needed dissipate the excess regeneration energy and selectively direct the excess regeneration energy to the required number of resistors. The module can dynamically switch which resistors are used to dissipate the excess regeneration energy and can thereby even out the loading across the resistors. The module can ascertain a state of health of the individual resistors and remove unhealthy resistors from service, report the state of health of the resistors, and initiate changes in operation based thereon.12-13-2012
20120316718METHOD FOR OPERATING A HYBRID VEHICLE - A method is provided for operating a hybrid vehicle (12-13-2012
20120316716NONAQUEOUS ELECTROLYTE BATTERY, BATTERY PACK, ELECTRONIC DEVICE, ELECTRIC VEHICLE, POWER STORAGE DEVICE, AND POWER SYSTEM - A nonaqueous electrolyte battery includes: an electrode group including a positive electrode and a negative electrode; and a nonaqueous electrolyte including an electrolytic solution, the electrode group including an insulating layer, the insulating layer containing a ceramic, the electrolytic solution including an electrolyte salt and an additive, the electrolyte salt including the compound of formula (1), and the additive being at least one of the compounds of formulae (2) to (14), and the compound of formula (1) being contained in 0.001 mol/L to 2.5 mol/L with respect to the electrolytic solution.12-13-2012
20120316709BICYCLE MOTOR CONTROL SYSTEM - A motor bicycle control system is provided for controlling a motor for assisting rotation of a bicycle wheel. The bicycle motor control system includes a motor communication part and a first mode switching part. The motor communication part performs power line communication with an electrical bicycle component and that changes a motor operation mode of the motor. The first mode switching part is operated either by electrical power supplied via a power line through which the motor communication part performs power line communication, or by electrical power obtained from a generator. The first mode switching part switches the motor operation mode from a motor driving mode in which the motor assist in rotating the bicycle wheel to a motor power generating mode in which the motor outputs electrical power that has been generated using rotation of the bicycle wheel according to a state of communication with the electrical component.12-13-2012
20120316711COOLING SYSTEM WITH ANOMALY DETECTION - A cooling system is provided for cooling electronics and/or other heat sources using a liquid coolant. The cooling system may be provided with a detection arrangement to detect cooling anomalies, including gas bubbles or pockets and/or contaminants in the coolant, that could potentially reduce the cooling efficiency of the system. The cooling system includes a pump for moving or circulating a liquid coolant through the system. The detection arrangement may be arranged to monitor the speed of the pump and identify overspeed and/or underspeed events when the pump speed exceeds or is below a predetermined threshold speed or setpoint. The duration and/or number of detected events may be indicative of the presence of an anomaly with the system. The system may include one or more indicators that provide an indication of the operating condition of the cooling system based on the magnitude of the detected events.12-13-2012
20100049389HYBRID VEHICLE AND MOTOR DRIVE CONTINUABLE RANGE DISPLAYING METHOD - When the EV switch is on, a first motor drive continuable time is calculated based on the state of charge of the battery and the unit time driving power, and a second motor drive continuable time is calculated as a time until reaching a lower limit temperature θref allowing the catalyst of the purifying device to function, and whichever is shorter, is visibly displayed to a driver. This allows the range capable of continuing motor drive to be displayed more appropriately to the driver than a method of displaying the time simply by the state of charge of the battery, and can reduce an uncomfortable feeling of the driver due to an unexpected start of the engine.02-25-2010
20100049388AUTONOMOUS MOVING APPARATUS - An autonomous moving apparatus includes a vehicle provided with a drive unit; a cover that is attached to the vehicle such that the cover either entirely or partially covers side, upper, and lower surfaces of the vehicle, and the cover is arranged to be displaced with respect to the vehicle; a detection unit arranged to output detection signals in accordance with relative displacement generated between at least one of the upper and lower surfaces of the vehicle and the cover facing at least one of the upper and lower surfaces; and a control unit arranged to control the drive unit in accordance with the detection signals output from the detection unit.02-25-2010
20100049387VEHICULAR CONTROL DEVICE AND METHOD OF CONTROLLING A VEHICLE - An ECU executes a program including the steps of: calculating a period of time elapsing after a stage was immediately previously shifted before the stage is currently shifted; if the elapsed period of time is at most a predetermined period of time, performing a process to advance an elevation rate applied to the rotation speed of an engine; determining an elevation rate applied to the rotation speed of the engine; and performing a process to control elevating the rotation speed of the engine.02-25-2010
20100049390Powertrain for a Hybrid Vehicle with All-Wheel Drive Capability and Method for Controlling Wheel Slip - A hybrid-electric powertrain and control method for a vehicle having forward traction wheels and rearward traction wheels in an all-wheel drive configuration. An engine and an electric motor deliver power through delivery paths to the traction wheels. The power delivery paths may have multiple ratio gearing so that more power can be delivered mechanically to improve powertrain performance and to allow the electric motor size to be reduced. The powertrain includes a controller for automatically balancing power distribution to the forward and rearward traction wheels to avoid wheel slip.02-25-2010
20100299011CONTROLLER AND CONTROLLING METHOD OF ELECTRIC VEHICLE - A controller of electric vehicle includes: sensor sensing vehicle information; torque target value setter; torque command value calculator; first paragraph calculator implementing first filtering treatment of the torque command value, the first filtering treatment including transmission characteristic having hand pass filter characteristic; second paragraph calculator implementing second filtering treatment of motor revolution speed which is one of pieces of the vehicle information, the second filtering treatment including: the transmission characteristic having band pass filter characteristic, and model of a transmission characteristic between: torque input to the vehicle, and the motor revolution speed; torque target value calculator calculating the second torque target value. Based on the first torque target value and the second torque target value, the torque command value calculator calculates the torque command value. In the second filtering treatment, the second paragraph calculator uses attenuation coefficient which is larger than identification value of the model of the transmission characteristic.11-25-2010
20100299009METHOD FOR OPERATING A DRIVE DEVICE, IN PARTICULAR A HYBRID DRIVE DEVICE - A method for operating a drive device, in particular a hybrid drive device, of a vehicle, in particular a motor vehicle, having at least one internal combustion engine and at least one electrical machine as drive units, which are mechanically coupled to one another, as a function of a torque demand, in particular a filtered torque demand, in a normal operation, an ideal target torque for the particular drive unit being defined for each of the drive units and, in a dynamic operation, a target torque being defined for each of the drive units which together meet the torque demand.11-25-2010
20100280696VEHICLE SKID CONTROL DEVICE - Provided is a vehicle skid control device that avoids a skid erroneous judgment in a high revolution range of a motor. The vehicle skid control device detects the number of revolutions of the motor. When the number of revolutions of the motor is equal to or larger than a predetermined threshold value Nm, the vehicle skid control device prohibits a skid judgment. When the number of revolutions of the motor is smaller than the predetermined threshold value Nm, the vehicle skid control device permits the skid judgment. When the number of revolutions of the motor is equal to or larger than the threshold value Nm, the skid judgment is prohibited. Accordingly, it is possible to avoid the skid erroneous judgment in the high revolution range with the number of revolutions equal to or larger than Nm.11-04-2010
20100274422METHOD FOR OPERATING A NAVIGATION SYSTEM AND NAVIGATION SYSTEM FOR A MOTOR VEHICLE - The invention relates to a method for operating a navigation system for a motor vehicle in a road network, and to a navigation system. To this end, first a zone of the road network is provided with an emissions class-dependent drive-through restriction, wherein the motor vehicle is associated with at least one emissions class. First, information about the geographical location of the zone and about the emissions class at least required there is stored in the navigation system. Then, information about the at least one emissions class of the motor vehicle is entered into the navigation system. Thereafter, the information entered is considered in the destination guidance process, wherein destination guidance into or through the zone is avoided if the at least one emissions class of the motor vehicle is affected by emissions class-dependent drive-through restrictions in the zone.10-28-2010
20090118882CONTROL ARCHITECTURE FOR OUTPUT TORQUE SHAPING AND MOTOR TORQUE DETERMINATION FOR A HYBRID POWERTRAIN SYSTEM - A powertrain system includes a transmission device operative to transfer power between an input member and a plurality of torque machines and an output member. The torque machines are connected to an energy storage device and the transmission device is operative in one of a plurality of operating range states. A method for controlling the powertrain system includes monitoring available power from the energy storage device, determining system constraints, determining constraints on an output torque to the output member based upon the system constraints and the available power from the energy storage device, determining an operator torque request, determining an output torque command based upon the constraints on the output torque and the operator torque request, and determining preferred torque commands for each of the torque machines based upon the output torque command.05-07-2009
20120179319Information Display System And Method - A vehicle display may convey vehicle trip information and vehicle range information graphically to assist drivers in qualitatively visualizing and determining whether they can successfully make it to their destination before an on-board energy source is depleted. A trip gauge may include indicators corresponding to the relative locations of the vehicle, the destination, and a projected zero charge location associated with the vehicle's range or distance to empty value. The positions of the indicators relative to one another may indicate whether the excess energy is available for the vehicle to reach the destination or whether the energy available is insufficient. A battery gauge may also convey information associated with the vehicle range. Portions of the trip gauge and the battery gauge, as well as one or more of the associated indicators, may assigned various color values for display based upon energy consumption, vehicle range, and target distance information.07-12-2012
20120179318Information Display System And Method - A vehicle display may convey vehicle trip information and vehicle range information graphically to assist drivers in qualitatively visualizing and determining whether they can successfully make it to their destination before an on-board energy source is depleted. A trip gauge may include indicators corresponding to the relative locations of the vehicle, the destination, and a projected zero charge location associated with the vehicle's range or distance to empty value. The positions of the indicators relative to one another may indicate whether the excess energy is available for the vehicle to reach the destination or whether the energy available is insufficient. A battery gauge may also convey information associated with the vehicle range. Portions of the trip gauge and the battery gauge, as well as one or more of the associated indicators, may assigned various color values for display based upon energy consumption, vehicle range, and target distance information.07-12-2012
20120179320POWER OUTPUT SYSTEM - There is provided a power output system 07-12-2012
20120179317METHOD FOR OPERATING A HYBRID DRIVE UNIT AND DEVICE FOR CONTROLLING A HYBRID DRIVE UNIT - A method for operating a hybrid unit comprising a first drive-power source, such as a supercharged internal combustion engine, and a second drive-power source, such as an electric machine. The second drive-power source operates as a generator for charging the energy accumulator and as a motor for discharging of the energy accumulator. Depending on torque desired by a driver, drive torque can be called for, on the one hand, from the first drive-power source and, on the other hand, from the second drive-power source operating as a motor. When the torque desired by the driver increases, to ensure operation of the hybrid unit with reduced fuel consumption and reduced emissions, depending on the charge condition of the energy accumulator, torque demanded from the first drive-power source is delayed and/or reduced, and the resulting reduced dynamic response is compensated for by demanding torque from the second drive-power source.07-12-2012
20120179316WOBBLE COMPENSATION OF AN ENCODER SPEED SIGNAL FOR AN ELECTRIC MOTOR - A vehicle includes a traction motor, a transmission, a speed encoder for the motor, and a control system. The control system compensates for angular wobble in an encoder signal. The control system receives, via a hybrid control processor (HCP), the encoder signal from the speed encoder, and determines a set of wobble characteristics of the encoder signal below a threshold motor speed. The control system also calculates a wobble-compensated speed value via the HCP using the wobble characteristics, and uses the wobble-compensated speed value as at least part of the input signals when controlling the motor. A lookup table tabulates a learned wobble value relative to the angular position value, and a learned wobble value is subtracted from a current angular wobble value to generate an error-adjusted wobble value. A method compensates for wobble in the encoder signal using the above control system.07-12-2012
20120179313Method and Apparatus for Energy Usage Display - A computer-implemented method includes displaying a plurality of power consuming and producing vehicle components. The method also includes determining what components are currently consuming power and what components are currently delivering power, and to what magnitude the power is flowing between components. The method additionally includes displaying one or more arrows showing a powerflow from at least one power producing component to at least one power consuming or producing component. The method further includes displaying an indicia indicating the magnitude of the powerflow associated with the one or more arrows. Also, the method includes, for at least one power consuming component, displaying a gauge relating to a level of power being consumed by the at least one power consuming component.07-12-2012
20120179312METHOD AND APPARATUS FOR CONTROLLING OPERATION OF A HYBRID POWERTRAIN DURING A KEY-ON CRANK START EVENT - A method for starting an internal combustion engine in a hybrid powertrain having an electric torque machine mechanically coupled to the internal combustion engine includes monitoring a temperature state of the hybrid powertrain, determining a maximum discharging power limit of the high-voltage battery corresponding to the temperature state of the hybrid powertrain, estimating an engine drag torque associated with the temperature state of the hybrid powertrain, selecting a preferred engine cranking speed associated with the estimated engine drag torque and achievable at less than the maximum discharging power limit of the high-voltage battery, and controlling the electric torque machine to generate a magnitude of motor torque output sufficient to crank the internal combustion engine at the preferred engine cranking speed.07-12-2012
20100274421METHOD FOR OPERATING A HYBRID VEHICLE - In a method for operating a power-branching hybrid drive having at least one first and one second electric machine coupled via a transmission, as well as having an internal combustion engine which outputs a torque M10-28-2010
20120179311Methods and Apparatus for Reporting State of Charge in Electric Vehicles - A computer-implemented method of displaying vehicle range includes receiving input corresponding to a level of charge remaining in a vehicle having at least a partial electric power source usable for vehicle locomotion. The method also includes determining a maximum remaining range which the vehicle can travel based at least on the level of charge. The method further includes displaying a maximum range boundary overlaid on a map, including at least an indicator at the center of the range indicating a current location of the vehicle.07-12-2012
20080215200CONTROL SYSTEM FOR HYBRID VEHICLES WITH RECONFIGURABLE MULTI-FUNCTION POWER CONVERTER - A multi-directional power conversion system for providing power to a motor of a hybrid vehicle includes an electric control unit; an electric motor which provides a driving force to the vehicle; a primary energy storage device; and a secondary energy storage device. An energy management system communicates parameters of the energy storage devices to the electronic control unit. A power manipulating device is coupled between the primary energy storage device and the secondary energy storage device that is configured to manage power between the energy sources and deliver electricity external the vehicle.09-04-2008
20120123626SECONDARY BATTERY TEMPERATURE-INCREASING CONTROL APPARATUS, VEHICLE INCLUDING THE SAME, AND SECONDARY BATTERY TEMPERATURE-INCREASING CONTROL METHOD - A first calculating section (05-17-2012
20100010698Charging System - A charging system that facilitates tracking of a stolen charging subject. The charging subject includes a battery and has a unique identification code. A charging device is connected to the battery of the charging subject by an electric cable, and the battery is chargeable. A server is connected to either one of the charging device and the charging subject and manages charging of the charging subject with the charging device. The server is cable of registering an identification code of the charging subject. The server obtains the identification code from the charging subject, determined whether or not the obtained identification code is registered in the server, and transmits to the charging device a charging prohibition command for prohibiting charging of the charging subject with the charging device when the obtained identification code is not registered in the server.01-14-2010
20100010697VEHICULAR DISPLAY DEVICE, METHOD OF CONTROLLING THE SAME, PROGRAM, AND STORAGE MEDIUM HAVING PROGRAM STORED THEREIN - A vehicle has a plurality of traveling modes. A display device for the vehicle comprises: a display unit displaying map information; and a control unit causing the display unit to display recognizably, at a portion of roads in the map information, traveling modes that correspond to the roads. Preferably, the control unit sets a destination in response to an instruction received from an operator, searches for a traveling route extending from a starting point to the destination, divides the traveling route into segments, and associates one of the traveling modes with each of the segments. More preferably, the control unit causes the display unit to display the plurality of candidate traveling routes, each with the traveling mode overlaid thereon, and selects in response to an instruction of the operator one traveling route planned to be taken among the plurality of candidate traveling routes.01-14-2010
20110106358Cooling System of Electric Vehicle - A cooling system of an electric vehicle includes a cooling medium circulation path that circulates a cooling medium to an electrically powered drive unit of a vehicle, a heat exchange unit between the cooling medium and external air, a cooling medium circulation unit, a blower unit that blows air against the heat exchange unit, and a control unit that controls the cooling medium circulation unit and the blower unit, thus controlling cooling of the electrically powered drive unit. The control unit controls the cooling medium circulation unit and the blower unit in a first cooling mode, when a drive force for the vehicle is in a first operational region, and controls in a second cooling mode that provides a higher cooling capability than the first cooling mode, when the drive force for the vehicle is in a second operational region that is higher than the first operational region.05-05-2011
20100268407HYBRID-TYPE WORKING MACHINE - A hybrid-type working machine includes a plurality of electric loads and an electric storage part supplying an electric power to a motor generator and the electric loads. A priority setting part sets a priority to each electric load. A supply power computing part computes an available electric power, which can be supplied from the motor generator and the electric storage part to the electric loads. A total power computing part computes a total electric power amount by summing electric power amounts requested by the electric loads. A power distributing part compares the available electric power with the total electric power amount, and, when the available electric power is larger than the total electric power amount, determines a distribution ratio of electric power amounts to be supplied to the respective electric loads based on the priority to limit the electric power amounts supplied to the electric loads.10-21-2010
20100268406CHARGING CONTROL APPARATUS FOR VEHICLE AND VEHICLE - An EVSE controller generates a pilot signal and sends the pilot signal to a vehicle. A resistance circuit is connected to a control pilot line through which the pilot signal is transmitted, and is configured to be capable of reducing the potential of the pilot signal to a prescribed potential in accordance with a state of the vehicle. A pull-down resistance and a switch are serially connected between the control pilot line and a ground line. A CPU turns on the switch when sensing an abnormality in the pilot signal.10-21-2010
20100268405METHOD FOR INFORMING A DRIVER ABOUT A CAPABILITY OF AN ELECTRIC MOTOR IN A VEHICLE TO OUTPUT A MINIMUM POWER ABLE TO BE REQUESTED - In a method for informing a driver of a vehicle about a capability of an electric motor in the vehicle to output a minimum power able to be requested by the driver, a variable display of a display element is implemented depending upon whether the requestable minimum power is able to be provided by the electric motor over a specifiable period of time.10-21-2010
20120253578ELECTRIC VEHICLE - An electrically driven vehicle includes a vehicle body, a battery that is mounted in the vehicle body and is usable for running, and a generator unit that is detachably mounted in the vehicle body and charges the battery, a first fuel tank that stores fuel supplied to the generator unit being provided in the vehicle body. The generator unit includes a generator-unit-side fuel tank that stores fuel of the generator unit, and a fuel pipe is provided so as to detachably connect a vehicle-side fuel tank and the generator-unit-side fuel tank.10-04-2012
20120253577Method for Disconnecting an Electrical Machine on a Running Gear of a Vehicle, in Particular a Hybrid Motor Vehicle - A method for disconnecting an electrical machine connected with the wheels of a vehicle's drive axle by means of a dog clutch having intermeshing couplers includes, upon receipt of a command to disengage, two successively activated steps. In the first step, a torque equal to a calibrated threshold of a target torque (d) is applied to the electrical machine so to effect a zero torque between the couplers. During this step, a dog clutch actuator is deactivated so to allow the dog clutch to disengage from the electrical machine as quickly as possible. Next, a torque having a value determined according to a slope whose value ranges from the calibrated threshold of the target torque (d) to zero is applied to the electrical machine.10-04-2012
20120253573AIR CONDITIONER FOR VEHICLE - An air conditioner for a vehicle in which an operational efficiency of an in-vehicle equipment is controlled, includes a first heating portion which heats air to be blown into a vehicle compartment by using heat medium, a second heating portion which heats the blown air by using heating energy outputted from the in-vehicle equipment, a determination portion which determines a target heat amount ratio that is a target value of a heating amount ratio of a second heat amount used in the second heating portion to a first heat amount used in the first heating portion, and a heating adjustment portion which adjusts at least one of the first and second heat amounts such that the heat amount ratio approaches the target heat amount ratio. The target heat amount ratio is increased in accordance with an increase of the operational efficiency.10-04-2012
20120253572POWER GENERATION CONTROL APPARATUS IN VEHICLE - A power generation control apparatus in a vehicle includes: a power generator generating power when driven by an internal combustion engine; an electric storage apparatus charged by the power generator; a current sensor measuring a charge and discharge current value; an SOC computation portion estimating an SOC in the electric storage apparatus on the basis of the measured charge and discharge current; a generation voltage computation portion determining a generation voltage of the power generator so that the SOC in the electric storage apparatus becomes a target SOC; a target SOC computation portion setting the target SOC; and a generation cost computation portion calculating an amount of consumed fuel per unit generation output on the basis of an operating point of the internal combustion engine. The target SOC set by the target SOC computation portion is changed according to the calculated amount of consumed fuel per unit generation output.10-04-2012
20120253575METHOD FOR CONTROLLING OPERATION OF A HYBRID AUTOMOTIVE VEHICLE AND VEHICLE ADAPTED TO SUCH A METHOD - A method is provided for controlling operation of a hybrid automotive vehicle, equipped with an internal combustion engine, at least one electric machine connected to a traction battery set and at least one logical control unit. Each of the internal combustion engine and the electric machine is adapted to deliver torque to a driveline of the vehicle and the method includes a) watch of an activity area of the vehicle and/or watch of an electrical/electronic network of the vehicle in order to detect a user in the activity area and/or the use of an auxiliary equipment of the vehicle; b) determination of whether or not the watch of step a) has detected, during a given period of time, a user in the activity area and/or the use of an auxiliary equipment of the vehicle; c) if the result of the determination of step b) is negative, initiate a shutdown procedure of at least the traction battery set.10-04-2012
20120253574METHOD FOR MONITORING THE OPERATION OF A VACUUM PUMP IN A BRAKE SYSTEM - In a method for monitoring the operation of a vacuum pump in a brake system, the vacuum pump is operated between an activation pressure and a deactivation pressure to generate a vacuum, the evacuation period between the activation pressure and the deactivation pressure being measured and compared with a reference period. An error signal is generated if the evacuation period exceeds the reference period.10-04-2012
20120221183DC Bus Voltage Control - Provided is a method and controller for controlling a vehicle dc bus voltage. The method includes generating a parameter. The parameter is based on a reference dc bus voltage squared. The method includes controlling the vehicle dc bus voltage based on the parameter and a detected dc bus voltage. The method may also include generating another parameter based on a power demand associated with at least one of a motoring mode operation and a generating mode operation of a traction motor associated with the vehicle. The power demand is indicated in a message received via a dedicated high speed data bus. The method includes controlling the vehicle dc bus voltage based on the another parameter.08-30-2012
20120221184Measuring Brake Wear - A final drive assembly is driven by an electric motor and includes a park and service brake arrangement including a shared disc brake pack that is compressed by a preload exerted by a compression spring arrangement defined by a stack of Belleville springs for establishing an engaged park brake condition in the absence of pressurized brake actuating fluid being routed to a park brake piston. An electrical control is provided for computing disc brake pack wear based on a stored load curve of the stack of Belleville springs containing information correlating preload amounts to various compressed heights of the stack of Belleville springs, and on the magnitude of a drive signal sent to the electric motor for causing sufficient drive torque to be developed for causing the rotor discs of the engaged disc brake pack to slip relative to the stator discs.08-30-2012
20120226397EMBEDDED CONTROLLER FREQUENCY INPUTS RE-USED FOR SPEED SENSOR DIAGNOSTICS - A vehicle is provided having an electric machine and a speed detector coupled to the electric machine. A controller is coupled to the speed detector. The controller may analyze the integrity of communication between the speed detector and the controller based on a frequency signal provided with the speed detector.09-06-2012
20120259496HYBRID VEHICLE - ECU controls an electric motor, in the state where the connection between an engine and the electric motor is disconnected and the engine is stopped, to be a creep speed corresponding to a creep rotational speed set larger than a rotational speed capable of starting the engine by a predetermined rotational speed. Further, ECU controls to start the engine by the motive power of the electric motor by connecting the engine and the electric motor, if an engine starting condition is satisfied and at the rotational speed of the electric motor capable of starting the engine or more during creep running.10-11-2012
20120226402VEHICLE CONTROL DEVICE AND VEHICLE CONTROL METHOD - A control device for a vehicle includes: a charge control portion that adjusts an upper limit of charging power to a battery to prevent a negative electrode potential of the battery from dropping to a lithium reference potential, based on a charge/discharge history of the battery; a braking control portion that detects a sharing ratio between hydraulic braking force by a braking device and regenerative braking force for desired braking force according to a brake pedal depression amount so that a motor generator generates a regenerative braking force within a range of the adjusted upper limit of charging power; and a setting portion that variably sets, according to the hydraulic response rate detected by the detection portion, a degree of limitation of the upper limit when restricting charging current to the battery by restricting the upper limit.09-06-2012
20120226401VEHICLE AND CONTROL APPARATUS FOR VEHICLE - A vehicle includes an electric storage device, an internal combustion engine, an electric drive portion that generates a driving force of the vehicle using an electric power from the electric storage device and generates an electric power using a rotational force of driving wheels of the vehicle, and a control device configured to control a driving force from the engine and the driving force from the electric drive portion in a cooperative manner to cause the vehicle to travel. The control device causes the electric drive portion to perform an electric power generation operation to raise a rotational speed of the engine and start the engine, upon receipt of a request to start the engine in a state where the electric power from the electric storage device cannot be used to drive the electric drive portion and a vehicle speed is equal to or higher than a reference vehicle speed.09-06-2012
20120226399TRACTION CONTRO MODULE, A VEHICLE AND A METHOD OF AIDING IN CONTROLLING THE MOTION OF THE VEHICLE - The invention relates to a traction control module (09-06-2012
20120226398System and Method of Controlling Supply Voltage Polarity on a Vehicle - In a system and method of supplying proper polarity electrical power to positive and negative conductors of a vehicle, first and second pairs of vehicle mounted contacts are electrically connected between positive and negative conductors of a first electrical bus and the positive and negative conductors of the vehicle, respectively. In response to the first pair of contacts moving into a space or gap between the first electrical bus and a second electrical bus, the first pair of contacts is isolated from the positive and negative conductors of the vehicle. In response to the vehicle moving the first pair of contacts into contact with the second electrical bus while the second pair of contacts are electrically connected to the first electrical bus, the first pair of contacts is electrically connected between the negative and positive conductors of the vehicle and negative and positive conductors of the second electrical bus, respectively.09-06-2012
20120226406HYBRID VEHICLE AND CONTROL METHOD OF HYBRID VEHICLE - When the gearshift position SP is the N position and the accumulated charge ratio SOC of the battery is less than or equal to the threshold value Slow (step S09-06-2012
20120226405ELECTRIC VEHICLE - A utility vehicle is disclosed having an electric drive. The drivetrain is comprised of batteries, a motor, a transaxle driven by the motor, a rear differential driven by the transaxle, and a prop shaft which is driven by the transaxle and drives a front differential. The batteries are provided in two groups and are supported on the frame of the vehicle.09-06-2012
20120226404Plug-in Hybrid Electric Vehicle - A vehicle propulsion system and a method of its operation are described. As one example, the vehicle propulsion system includes a plug-in hybrid electric vehicle. The method may include starting the engine responsive to different criteria, including criteria related to potential degradation effects that may occur due to excessive durations of engine off vehicle operation.09-06-2012
20120226403CONTROLLER AND CONTROL METHOD FOR VEHICLE - A controller for a vehicle including an engine and a motor includes: a setting section that sets a command power based on a required power required by a user; and a control section that controls the engine and the motor so as to stop the engine and achieve the command power by using the motor before an engine starting condition is satisfied, and so as to start the engine and achieve the command power by using the engine and the motor after the engine starting condition is satisfied. The setting section changes the command power, at any point in time during a transition period from when the engine starting condition is satisfied to when the engine is started, so as to approach a value corresponding to the driving power, if a difference between the command power and the driving power is occurring or expected to occur during the transition period.09-06-2012
20120259490OPEN MODULAR ELECTRIC POWERTRAIN AND CONTROL ARCHITECTURE - A system to control a powertrain includes an energy management layer monitoring a plurality of potential energy storage devices and determining a reference available power for each of the potential energy storage devices. The system further includes a power management layer monitoring the reference available power for the potential energy storage devices, a power demanded of the powertrain, and an electric power constraint for the potential energy storage devices, and determining a power split based upon the monitored reference available power for the potential energy storage devices, the power demanded of the powertrain, and the electric power constraint for the potential energy storage devices. The system further includes a torque control layer controlling torque generation based upon the determined power split.10-11-2012
20090018715CONTROL APPARATUS FOR HYBRID VEHICLE - In one embodiment, a first motor is used upon stopping or starting of an engine during driving of a vehicle. When a stop control or a start control of the engine is executed, a target drive force required to be generated by a second motor is calculated based on a drive force required for driving. A positive drive force required for elimination in a specific rotation direction of backlash occurring in mutual meshing sections of gears of a power distribution mechanism is added to the target drive force. Meanwhile, a braking force required of a brake in order to cancel the added positive drive force so as not to be transmitted to drive wheels is calculated. Based on the results of calculation, coordinated control is executed in which the second motor and the brake are operated in a linked manner.01-15-2009
20120259492VEHICLE - A vehicle includes a first drive device and a second drive device. The first drive device includes a motor, a motor control device, a connection-disconnection device, and a connection-disconnection device controller. When the vehicle is driven in a state where a driving force of the first drive device is substantially zero, or the vehicle is driven only by a driving force of the second drive device, the connection-disconnection device controller couples the connection-disconnection device to establish a connected state of the connection-disconnection device. The motor control device is configured to perform loss reduction control on the motor to reduce at least one of a loss of the motor and a loss in a power transmission path in power transmitted to the first driving wheel, by establishing the connected state of the connection-disconnection device.10-11-2012
20090138149Energy-Regulating System for a Vehicle - An energy-regulating system for a vehicle, suitable for use in a mass transportation system between a departure station and an arrival station along a predetermined route, has advantageously a high-power electrical storage device placed on board the vehicle, supplying power to the vehicle, at least during acceleration. The energy recovered during braking of the vehicle is stored in the storage device. At least the departure station includes an electrical charging area capable of charging the storage device of the vehicle and activated in a charging mode as soon as the residual energy of the storage device of the vehicle is below a variable threshold dependent on an early estimate of the energy balance of the vehicle at least up to the arrival station.05-28-2009
20120259491ELECTRIC VEHICLE - A rear body of an electric vehicle can include rear body frames attached in a vertically swingable manner with respect to a body frame and a chassis attached to the rear body frames by a pivot shaft on a vehicle forward side in a vertically swingable manner. Front and rear batteries are located on the rear body frames, and a motor and rear wheels are supported on the chassis. The front and rear batteries are housed in a battery case fixed on the rear body frames. A PDU as a battery control device, is located on a vehicle forward side of the battery case. A contactor, having a function to open and close the connection between the front and rear batteries and the PDU, is located on a lateral face of the battery case.10-11-2012
20120232735OUTPUT TORQUE CONTROL SYSTEM - An output torque control system includes a control unit which includes an acceleration mode detection unit and an output torque control unit. The acceleration mode detection unit selects a normal acceleration mode which includes output torque information indicating an increased amount of output torque of an electric motor as time elapses or a rapid acceleration mode which includes output torque information indicating the increased amount of output torque of the electric motor as time elapses more largely than in the normal acceleration mode based on a result of a detection by a depressing speed detection unit. The output torque control unit selects one of the output torque information which corresponds to the result of the detection by the acceleration mode detection unit to control the output torque produced by the electric motor based on the selected output torque information.09-13-2012
20120232732CONTROL DEVICE - A control device controls an input coupled to a drive force source including a rotary electric machine and an internal combustion engine, an output coupled to wheels, and a speed change mechanism that transfers rotation of the input to the output with a speed of the rotation changed in accordance with a speed ratio of a shift speed selected from a plurality of shift speeds. When switching between the shift speeds, a rotation-varying torque value is calculated, the rotary electric machine outputs torque based on the rotation-varying torque value, and when an absolute value of the torque that the rotary electric machine outputs will become more than a predetermined threshold, both the rotary electric machine and the internal combustion engine are caused to output torque corresponding to the rotation-varying torque value such that the output torque of the rotary electric machine becomes equal to or less than the predetermined threshold.09-13-2012
20120232737ELECTRONIC CAR AND CONTROL METHOD THEREOF - The present invention relates to an electronic car and a method of controlling same. More specifically, the present system enters a non-slip mode when a vehicle is on an incline and the brakes are applied making the vehicle come to a stop. When a preset brake sensor value is met, an anti-slip torque value is calculated and when the vehicle begins to move again on the incline, the calculated torque value is applied from the engine in the direction opposite to the slip as the operator moves from the brake pedal to the accelerator pedal. In this way, slippage is prevented during the duration of the switch in pedals.09-13-2012
20120232736ELECTRICALLY POWERED VEHICLE AND METHOD FOR CONTROLLING THE SAME - A charging state estimation unit estimates a remaining capacity of a power storage device. A charge/discharge control unit controls charging and discharging of the power storage device based on the remaining capacity estimate value. The charge/discharge control unit includes a charge instruction unit for, in the case where the remaining capacity estimate value falls below a predetermined lower limit value, controlling the internal combustion engine to be in the load operation state to generate charge power and controlling the internal combustion engine to be in the no-load operation state when it is determined that a prescribed charge termination condition is satisfied. The charge instruction unit sets the charge termination condition such that the charging time for the power storage device is shortened as the charge power that can be received by the power storage device in the present state is decreased.09-13-2012
20120232730METHODS, SYSTEMS, AND APPARATUSES FOR DRIVELINE LOAD MANAGEMENT - A system includes a hybrid drive system having an internal combustion engine and a non-combustion motive power source. The system includes an energy storage system and a controller. The controller is structured to functionally execute operations to improve an efficiency of they hybrid drive system. The controller interprets duty cycle data, a boundary condition, and an optimization criterion. The controller further elects a load response operating condition in response to the duty cycle data, the boundary condition, and the optimization criterion. The controller adjusts the operation of the engine and/or the motive power source in response to the elected load response operating condition.09-13-2012
20120232729HYBRID POWER TRAIN HAVING EPICYCLIC TYPE CLUTCH DEVICE - The present invention is through an epicyclic gear set and a controllable brake device to structure the clutch function, so as to replace the conventional friction type electromagnetic clutch device, and combined with two or more than two of one or more rotary kinetic power device to constitute a hybrid power train having epicyclic type clutch device.09-13-2012
20120232728Vehicle Electrical Power Management and Distribution - Vehicles, systems, and methods are disclosed for providing and directing first power, such as vehicle generator power, and alternate sources of power. In a particular embodiment, a vehicle includes a power distribution grid that includes a plurality of power sources and a plurality of distributions buses configured to distribute power from the plurality of power sources. The plurality of power sources include an engine-driven power source is configured to provide first power where the first power has first power characteristics. The plurality of power sources also includes a plurality of engine-independent power sources including a first alternate power source configured to provide first alternate power. The first alternate power has first alternate power characteristics that are different than the first power characteristics. The plurality of engine-independent power sources also includes a second alternate power source configured to provide second alternate power. The second alternate power has second alternate power characteristics that are different from the first power characteristics and different from the first alternate power characteristics. The vehicle also includes a global controller that sends control signals to control generation of power by the engine-driven power source, the first alternate power source and the second alternate power source via the plurality of distribution buses responsive to power demand of the power distribution grid.09-13-2012
20080300744Connecting device, transmission, power output apparatus including the transmission, and method of controlling connecting device12-04-2008
20080300743CONTROL SYSTEM FOR A HYBRID POWERTRAIN SYSTEM - A control system for a hybrid powertrain determines operator demands, a powertrain operating state, and operating conditions based upon the inputs; selects an operating strategy based upon the operator demands, the powertrain operating state, and the operating conditions; determines a preferred powertrain operating state; and controls the powertrain to the preferred powertrain operating state based upon the selected operating strategy, the operator demands and the operating conditions.12-04-2008
20110130912METHOD FOR OPERATION OF A DRIVE TRAIN - A method of operating a drive train of a motor vehicle in which the drive train comprises at least a hybrid drive with an internal combustion engine and an electric motor, a clutch connected between the combustion engine and the electric motor, a transmission arranged between the hybrid drive and a drive output, and preferably a transmission-internal or -external starting element. When the combustion engine is entrained into motion with the help of the electric motor, the clutch connected between the internal combustion engine and the electric motor is partially engaged to a slipping condition where the clutch transmits a constant torque, and during this entrainment, and comparing an actual gradient of the combustion engine's speed produced with a nominal gradient of the combustion engine's speed. When the actual gradient is greater than the nominal gradient, the method concludes that the combustion engine is started and actively providing torque.06-02-2011
20110130911METHOD FOR OPERATING A DRIVE TRAIN - A method of operating a drivetrain of a motor vehicle which comprises a hybrid drive with a combustion engine coupled by a clutch to an electric motor. To start the combustion engine with the electric motor, the clutch is partially engaged to a slipping condition to deliver electric motor torque from a starting value, the torque transmitted by the clutch is increased to a first final value. If during this, the combustion engine begins turning, the break-away torque of the internal combustion engine is determined. If the combustion engine does not begin turning, the clutch is further engaged to a slipping condition starting from a second initial value, such that torque transmitted by the clutch increases linearly until the combustion engine begins turning, and the break-away torque of the internal combustion engine is determined from the clutch torque at which the combustion engine begins turning.06-02-2011
20110130909SYSTEM AND METHOD FOR CONTROLLING A FOUR WHEEL DRIVE VEHICLE - The invention relates to a four wheel drive hybrid vehicle provided with at least one power train on each wheel set, a first power train (06-02-2011
20110130906Location Based Vehicle Data Logging and Diagnostic System and Method - A data logging unit configured for installation in a hybrid vehicle communicates with a user device configured to receive data from the data logging unit and to display selected portions of the data to a user for identification of potential vehicle faults associated with vehicle events reported by the vehicle's driver. The data logging unit has a data logger which communicates with hybrid drive system and other vehicle components to receive hybrid drive system data, and with a vehicle position sensor which detects location to receive vehicle location data. A data log processing module correlates location data with the corresponding vehicle data, and creates a correlated log of drive system data and associated vehicle location information, to allow identification of vehicle data within an event window based on vehicle location at the time of a reported event. Accordingly, a user may make a geographical request and the system will report vehicle data corresponding to the geographical request.06-02-2011
20110130905Remote Vehicle Monitoring and Diagnostic System and Method - A vehicle monitoring system and method has a vehicle unit which is mounted in each vehicle and a remote monitoring and diagnostic server or system which receives periodic status information in messages from the vehicle units of all active vehicles and displays the data in a user interface on one or more user devices. The vehicle unit is configured to send periodic first messages containing a first, partial set of vehicle operation status information and periodic second messages containing a second, larger set of status information, and may be switched to send second messages at faster time intervals depending on various conditions. The user interface displays at least part of the second set of vehicle information for a selected vehicle while displaying at least part of the first set of vehicle information for at least some active vehicles sending messages to the remote server.06-02-2011
20110130904METHOD OF DETERMINING OUTPUT TORQUE CONSTRAINTS FOR A POWERTRAIN - A method of determining output torque constraints for a powertrain having a plurality of components includes monitoring individual component limits, including a first motor limit, a first torque transmitting mechanism limit, and a battery power limit. Each of the individual component limits includes a minimum and a maximum individual limit due to each respective component. The method also determines whether each of the individual component limits can be satisfied by selecting a first torque value. The method sets an output torque constraint by selecting the first torque value, if the first torque value satisfies each of the individual component limits. The method selects a second torque value if the first torque value does not satisfy each of the individual component limits, and prioritizes the first motor limit, then the first torque transmitting mechanism limit, and then the battery power limit.06-02-2011
20110130903TORQUE COMMAND STRUCTURE FOR AN ELECTRIC MOTOR - A method controls a motor generator unit (MGU) aboard a vehicle. An event signal is generated using a transmission controller, with the event signal predicting a transient vehicle event, e.g., auto start, transmission shift, fuel cycling, etc. The event signal is received by a motor controller, which determines a predicted level of motor output torque required from the MGU during the transient vehicle. Electromagnetic flux of the MGU is increased to a calibrated threshold level prior to commencement of the transient vehicle event. The MGU may be used for regenerating energy during the transient vehicle event. The MGU is then used to facilitate execution of the transient vehicle event. A vehicle having the MGU uses a controller(s) to automatically increase electromagnetic flux of the MGU prior to the transient vehicle event using the method as noted above.06-02-2011
20110130901METHOD FOR CONTROLLING THE HYBRID DRIVE OF A MOTOR VEHICLE AND CONTROL SYSTEM - With a method and a device for controlling the hybrid drive of a motor vehicle, having the components: internal combustion engine (ICE), shift transmission (ST), at least one electric machine (EM06-02-2011
20120323423VEHICLE PARKING ASSIST SYSTEM, VEHICLE INCLUDING THE SAME, AND VEHICLE PARKING ASSIST METHOD - A vehicle parking assist system includes: a camera; a first vehicle guiding section that recognizes the position of a power transmitter external to a vehicle based on the image obtained via the camera to guide the vehicle to the power transmitter; a power receiver that receives electric power from the power transmitter in a non-contact manner; and a second vehicle guiding section that guides the vehicle based on the electric power received by the power receiver. The control section executes a process of stopping the vehicle when the electric power received by the power receiver from the power transmitter does not satisfy a first condition, even after the control section has caused the vehicle driving section to move the vehicle beyond a predetermined distance after the first vehicle guiding section becomes unable to detect the position of the power transmitter based on the image.12-20-2012
20110046835VEHICLE TRAVEL CONTROL SYSTEM - An ECU that integrally controls a vehicle travel control system includes an initial travel plan producing section which produces an initial travel plan including a decelerating interval in which an engine of a vehicle is stopped to decelerate the vehicle, a travel plan reconfiguring section which reconfigures the initial travel plan produced by the initial travel plan reconfiguring section, and a travel control section which controls travel of the vehicle based on a travel plan. When a non-stop state of the engine occurs while the vehicle is traveling, the travel plan reconfiguring section reconfigures the initial travel plan so that target deceleration in the decelerating interval in the initial travel plan is reset to new target deceleration that is larger deceleration.02-24-2011
20110046834Method And System For Determining A Plug-In Hybrid Electric Vehicle Expected Drive Range - A vehicle may include an engine and electric machine each configured to generate motive power for the vehicle, a battery configured to store energy for the electric machine, and a tank configured to store fuel for the engine. The vehicle may further include one or more controllers configured to determine a vehicle drive range based on an amount of fuel in the tank and an available charge depletion energy in the battery.02-24-2011
20110046833METHOD FOR DETERMINING THE STARTING TORQUE IN A HYBRID VEHICLE - A method for determining the starting torque in a hybrid vehicle, comprising an internal combustion engine and an electric machine, wherein the internal combustion engine can be decoupled from the drive train by opening a clutch, said method providing for the determination of the starting torque by detecting the holding torque in a holding process of the vehicle with the internal combustion engine decoupled before the operating brake is engaged, wherein the holding torque detected corresponds to the minimum required starting torque.02-24-2011
20110046832Electronic Assistance System and Method - An electronic assistance system and method for an electrical vehicle is provided that integrates the following functions: display of relevant information on the vehicle on a dashboard using visual or audio cues, as well as dials and/or graphical or alphanumeric displays; communication with people outside the vehicle through a loudspeaker; management of vehicle start-up; management of air conditioning, heating and defrosting; storage in memory of information on problematic states having occurred during operation of the vehicle; storage in memory of daily operating parameters of the vehicle; real time acquisition, ease of reconfiguration; and transmittal of stored operating data in order to generate vehicle operating behavior reports.02-24-2011
20110046831ELECTRICALLY POWERED MOTORIZED VEHICLE WITH CONTINUOUSLY VARIABLE TRANSMISSION AND COMBINED HYBRID SYSTEM - The present invention describes an electric vehicle with hybrid drive system, which provides optimization of speed, power and maximizing efficiency levels. In one embodiment, the vehicle includes at least one driven wheel, an electric motor connected to the driven wheel through a fixed transmission system or a continuous variable transmission (CVT) unit, an internal combustion engine (ICE) connected to the driven wheel through a fixed transmission system or a CVT unit and a selector switch to select the modes of power supply to the electric vehicle. Further, the electric motor is powered by a battery power pack and the ICE is powered by a hydrocarbon fuels stored in a hydrocarbon fuel tank. Furthermore, the different position of selector switch provides different modes of the power supply to the vehicle. In another embodiment, the electric motor is adapted to be operated as a generator.02-24-2011
20110046830REDUNDANT HARDWARE ARCHITECTURE FOR THE CONTROL SIGNALS STAGE OF SYSTEM FOR BRAKING A VEHICLE ALL OF WHOSE WHEELS ARE EACH LINKED TO AT LEAST ONE ROTARY ELECTRIC MACHINE - System for electrical braking of a road vehicle of which at least one wheel is linked in rotation to at least one rotary electric machine, at least one wheel drive electronic module 02-24-2011
20110046828System And Method For Controlling Electric Power In A Plug-In Vehicle From An External Power Source - A system and method is provided for controlling electric power in a plug-in vehicle, such as a pure electric vehicle or hybrid electric vehicle. The electric power is controlled from an external power source to one or more predetermined components in the plug-in vehicle. The power source is external to the vehicle and has a maximum power level. Electric power at a charging level from the external power source is received. Based on the charging level and the maximum power level, an available power level is determined. Based on the available power level, the electric power is controlled from the external power source to the predetermined components in the plug-in vehicle.02-24-2011
20120330490MOTOR DRIVING SYSTEM FOR ELECTRIC VEHICLE - To provide a motor driving system for an electrically powered automotive vehicle, in which the drive motor is rotationally controlled to increase the reliability, the use is made of an angle sensor for detecting the relative rotational angle between a stator and a rotor of a drive motor for driving the electric vehicle and a controller for controlling the rotation of the drive motor on the basis of the relative rotational angle detected by the angle sensor. The angle sensor is provided in a plural number. The controller includes an angle sensor switching unit operable to select and activate one of the plurality of the angle sensors and then to switch over to an activation of another one of the angle sensors in the event that the one of the angle sensors is determined abnormal.12-27-2012
20120330489VEHICLE WITH EXTERNAL CHARGING - A vehicle can be charged by receiving electric power from an external power supply apparatus (12-27-2012
20120330488ELECTRIC VEHICLE - An electric vehicle that includes a hydrocarbon engine coupled with a generator, the generator comprising a positive source connection and a neutral source connection. The electric vehicle further includes a plurality of interconnected electrical energy storage devices, each electrical energy storage device comprising a positive terminal and a neutral terminal. Also included is a switching subsystem configured to successively electrically connect each electrical energy storage device to the generator for a selected time interval in a repeating cycle by electrically connecting the positive source connection of the generator to the positive terminal of an electrical energy storage device and electrically connecting the neutral source connection of the generator to the neutral terminal of the electrical energy storage device. The electric vehicle also includes a motor for propelling the vehicle.12-27-2012
20120330487FAILURE DETECTION DEVICE FOR VEHICLE - A failure detection device for a vehicle that detects a failure of a motor system includes a controller that changes a sensitivity for detection of a failure in the motor system in accordance with at least one of an operational condition of the motor system and a situation in which the motor system is operating.12-27-2012
20120330486ELECTRICALLY DRIVEN VEHICLE - An electrically driven vehicle includes: a vehicle body; a first battery mounted in the vehicle body and usable for running; a generator unit that is detachably mounted in the vehicle body and charges the first battery; diagnosis means for diagnosing whether the generator unit is capable of generating power; and management means for performing a management of an amount of charge of the first battery according to a diagnostic result of the diagnosis means.12-27-2012
20120330485VEHICLE DRIVE CONTROL SYSTEM - A vehicle drive control system includes a motor, a rotational speed detector, an accelerator opening degree detector, a vehicle speed detector, a torque instruction outputting device, an attenuation filtering device, and a controller. The attenuation filtering device is configured to perform attenuation filtering to a torque instruction to attenuate a natural oscillation frequency component of a torque transmission system of a vehicle and configured to output a filtered torque instruction after the attenuation filtering. The attenuation filtering device is configured to identify an attenuation characteristic of the attenuation filtering if the rotational speed of the motor is smaller than or equal to a predetermined rotational speed and the torque of the motor is higher than or equal to a predetermined torque. The controller is configured to cause the motor to generate a torque corresponding to the filtered torque instruction.12-27-2012
20120330483ROTOR TEMPERATURE ESTIMATION FOR AN ELECTRIC VEHICLE - In accordance with exemplary embodiments, rotor temperature estimation is provided for estimating rotor temperatures of an electric motor in an electric vehicle. A method comprises estimating a rotor temperature in a controller for an electric motor of a vehicle using a fast-mode rotor temperature estimator for a time interval, and then deactivating the fast-mode rotor temperate estimator after the time interval and activating a normal-mode rotor temperature estimator in the controller for the electric motor of the vehicle. A system comprises an electric motor, a resistance rotor temperature estimator including a limit value limiting a temperature estimate increase for temperature estimates, and a controller for the electric motor, which uses the temperature estimate and is configured to temporarily increase the limit value of the resistance rotor temperature estimator providing a fast-mode rotor temperature estimate.12-27-2012
20120330484TORQUE CONTROL SYSTEM - A torque control system for a vehicle having a plurality of wheels, wherein at least two of the wheels are arranged to be driven by separate electric motors, the system comprising a master controller arranged to monitor the torque generated by at least one of the electric motors and upon a determination that the torque produced by the at least one electric motor is reduced as a result of a predetermined condition the master controller is arranged to adjust the torque generated in the at least one electric motor and/or another electric motor so that the torque generated by the at least one electric motor and the another electric motor are substantially the same.12-27-2012
20120323422CONTROL APPARATUS FOR HYBRID VEHICLE - A control apparatus for a hybrid vehicle that includes a battery includes a controller that controls a charge amount of the battery. The controller limits the charge amount of the battery at a time of low vehicle speed even when a state of charge of the battery has fallen. The controller relaxes a limitation on the charge amount when a power driving mode, in which higher priority is given to responsiveness of a driving force than at a time of a normal driving mode, is selected as a driving mode of the hybrid vehicle.12-20-2012
20120323425HYBRID DRIVE APPARATUS - A hybrid drive apparatus includes an input member that is drivingly connected to a rotary electric machine and drivingly connected via an input clutch to an internal combustion engine, an output member that is drivingly connected to the input member and transmits rotation of the input member to wheels, and a control device that controls the rotary electric machine. The control device is capable of performing valve opening/closing phase control that advances or retards opening/closing phases of valve elements provided in the internal combustion engine via a valve opening/closing phase adjusting mechanism and, with the internal combustion engine in a stopped state before starting a vehicle, advances the opening/closing phases of the valve elements to bring the opening/closing phases of the valve elements into an advanced phase state relative to predetermined reference phases, thus starting the vehicle with torque of the rotary electric machine in the advanced phase state.12-20-2012
20120271495TOW FOR AIRCRAFT - A tow vehicle for aircraft comprises a nose gear support assembly that can be raised and lowered relative to the vehicle. The support assembly can comprise a base portion and nose gear support portion pivotal about an upright axis relative to the base portion. Bearings can be positioned inwardly of the periphery of the support portion to support the support portion on the base portion. The bearings can be positioned partially in pockets provided in the base portion and in recesses in the support portion. A torque sensor can be coupled to the base portion and support portion to provide an output signal indicative of the torque between these components. An indicator, such as an alarm, can indicate when the torque exceeds first and second thresholds and can remain on if a second higher threshold is exceeded until, for example, an authorized individual turns off the indicator.10-25-2012
20120323424METHOD FOR CONTROLLING AN ELECTRIC MOTOR - A method for controlling an electric motor for driving a motor vehicle with the aid of a drive train, including: measuring the rotation angle of a rotor of the electric motor multiple times, ascertaining the angular velocity and/or the angular acceleration of the rotor as a function of the detected rotation angle, controlling and/or regulating the energization of electromagnets of a stator of the electric motor, the physical behavior of the electric motor and/or the drive train and/or the motor vehicle detected in a physical model, and the rotation angle and/or the angular velocity and/or the angular acceleration ascertained from the measured values of the rotation angle of the rotor using the physical model, and the energization of electromagnets of the stator of the electric motor being carried out as a function of the rotation angle and/or the angular velocity and/or the angular acceleration ascertained using the physical model.12-20-2012
20120323415MODE SELECTION TECHNIQUE FOR ONBOARD ENERGY MANAGEMENT - An auxiliary energy management system for a vehicle includes an energy storage device, solar panel array, a preconditioning device, a communication module and a solar control module. The solar panel array generates electrical energy. The pre-conditioning device generates a temperature change to the vehicle. The solar control module includes a processor for selectively configuring a distribution of electrical energy captured by the solar energy panel to one of the energy storage device and the preconditioning device. The processor includes a mode selector logic module for indicating one of a passive enablement or active enablement of the distribution of electrical energy based on a vehicle driving status and the electrical energy availability from the solar panel array. At least one of a recharging function or a preconditioning function is enabled passively or actively based on a configuration in the mode selector logic module or a personalized configuration.12-20-2012
20120323421SWITCH CONTROLLED BATTERY CHARGING AND POWERING SYSTEM FOR ELECTRIC VEHICLES - Methods and apparatuses for operating an electric vehicle using switch controlled battery charging and powering systems are provided. The apparatuses and methods disclosed herein include a first and second battery pack that are alternatively recharged multiple times and alternatively power the electric motor using a first and second switch. In some implementations, the battery packs are charged using a generator operatively connected to a wheel axle or the shaft of the vehicle's motor.12-20-2012
20120323414HYBRID ELECTRIC VEHICLE - The present invention discloses a novel hybrid electric vehicle. The hybrid electric vehicle comprises a control module to control the charging operation according to at least one of the accelerating information, the speed information, or the gradient information of the vehicle, so as to charge the battery automatically.12-20-2012
20120323416PRE-EMPTIVE OUTPUT TORQUE REDUCTION FOR A TRANSIENT SPEED EVENT AND PRIORITIZATION OF INERTIA - A method to control an output torque of a powertrain in response to an incipient transient speed event within the powertrain includes determining an incipient transient speed event, determining a maximum output torque capability profile based upon the incipient transient speed event, determining a minimum value of the maximum output torque capability profile, and limiting the output torque to not greater than the minimum value of the maximum output torque capability profile until the incipient transient speed event is concluded.12-20-2012
20120271493In-Vehicle Estimation of Electric Traction Motor Performance - A vehicle is provided having an electric motor and a controller configured to control the electric motor. The controller may calculate the torque output of the motor based on the acceleration and deceleration rates of the motor. Moments of inertia for components rotationally coupled to the motor may be employed in the torque calculation.10-25-2012
20120271498CONTROL DEVICE - A control device that controls a vehicle drive device in which a first engagement device, a rotating electrical machine, a second engagement device, and an output member are sequentially arranged in this order from an input member side on a power transmission path that connects the input member drivingly coupled to an internal combustion engine to the output member drivingly coupled to wheels. The control device controls both the first engagement device and the second engagement device to a slip engaged state, and causes the rotating electrical machine to generate electric power.10-25-2012
20120271497METHOD AND CONTROL UNIT FOR CONTROLLING A HYBRID DRIVE OF A VEHICLE - A method for controlling a hybrid drive of a vehicle, the hybrid drive having an electric drive and a fuel drive. A database which has assignments between route information and first and second route criteria is provided. The route information represents routes which may be traveled by the vehicle. The first route criterion represents a preferred use of the electric drive on the particular assigned route, and the second route criterion represents a preferred use of the fuel drive on the particular assigned route. Current route information which represents a route traveled by the vehicle is received, and a current route criterion assigned to the current route information is provided from the database, and control information is also provided for using the electric drive if the current route criterion is the first route criterion or for using the fuel drive if the current route criterion is the second route criterion.10-25-2012
20120271496VEHICLE DRIVING APPARATUS - A rear wheel driving apparatus includes: a left wheel driving device having a motor for driving a left rear wheel, and a planetary gear decelerator; a right wheel driving device having a motor for driving a right rear wheel, and a planetary gear decelerator; and a control device for controlling the motors. The motors are connected to sun gears of the planetary gear decelerators, respectively, the left rear wheel and right rear wheel are connected to the planetary carriers, respectively, and the ring gears are connected to each other. The control device performs driving control on only one of the motors to control the rotations of ring gears.10-25-2012
20120323427VEHICLE CONTROL APPARATUS AND VEHICLE CONTROL METHOD - An ECU executes a program including the steps of: executing first restriction control if the temperature of coolant is equal to or greater than a first temperature and smaller than a second temperature; executing second restriction control if the temperature of the coolant is equal to or greater than the second temperature; and executing normal control if the temperature of the coolant is smaller than the first temperature.12-20-2012
20120323426HYBRID POWER DRIVING SYSTEM AND DRIVING METHOD OF THE SAME - A hybrid power driving system is provided, comprising an engine; a first motor; a first, a first reducing mechanism, a second clutch, a first wheels group, a second motor, a second wheels group, a second reducing mechanism, an energy storage device, a clutch, an engine controller, and a motor controller. The motor controller may be configured to: start or stop the first motor and/or the second motor; and control the clutch controller and the engine controller according to a running mode of the hybrid power driving system. A driving method for the driving system as described hereinabove is also provided.12-20-2012
20120323413ADAPTIVE POWERTRAIN CONTROL FOR PLUGIN HYBRID ELECTRIC VEHICLES - A powertrain control system for a plugin hybrid electric vehicle. The system comprises an adaptive charge sustaining controller; at least one internal data source connected to the adaptive charge sustaining controller; and a memory connected to the adaptive charge sustaining controller for storing data generated by the at least one internal data source. The adaptive charge sustaining controller is operable to select an operating mode of the vehicle's powertrain along a given route based on programming generated from data stored in the memory associated with that route. Further described is a method of adaptively controlling operation of a plugin hybrid electric vehicle powertrain comprising identifying a route being traveled, activating stored adaptive charge sustaining mode programming for the identified route and controlling operation of the powertrain along the identified route by selecting from a plurality of operational modes based on the stored adaptive charge sustaining mode programming.12-20-2012
20120323428ANGULAR VELOCITY CONTROL FOR HYBRID VEHICLE PRIME MOVERS - An hybrid vehicle control system controls the output from one of two prime movers installed on the vehicle by reference to available angular acceleration rates for the first and second prime movers. When angular acceleration is called for and the prime mover having greater capacity for angular acceleration is active, acceleration is limited to that which would have been available from the lower capacity prime mover. One application of the system is to provide consistent throttle responsiveness, particularly for a power take-off operation vocation installed on the vehicle.12-20-2012
20120323430ELECTRICALLY POWERED VEHICLE AND METHOD OF CONTROLLING THE SAME - An electrically powered vehicle includes a motor generator configured to be capable of transmitting and receiving torque to and from a driving shaft coupled to a driving wheel; a DC power supply including a power storage device; and an inverter for performing bidirectional DC/AC power conversion between the DC power supply and the motor generator. The MG-ECU controls a plurality of power semiconductor switching elements to be turned on/off in accordance with a torque command value and a state value of the motor generator. When an accelerator pedal is released, the MG-ECU controls the inverter to superimpose a DC current component on an AC current of each phase in the motor generator in accordance with the state of charge of the power storage device.12-20-2012
20120323420Vehicle Having Independently Driven and Controlled Right and Left Drive Wheels - A self-propelled vehicle includes a maneuvering unit, a drive unit including first and second drive sections, which are driven and controlled by drive wheel control commands, a drive wheel unit including left and right drive wheels driven by the first and second drive sections, respectively, at least one caster wheel which is controlled by a caster wheel control command, a bank detector for detecting a degree of bank of the vehicle and a control unit including a drive wheel control section for generating the drive wheel control commands. The control unit further includes a caster wheel control section which generates the caster wheel control command for controlling the steering angle of the caster wheel during a bank traversing travel, based on the bank degree so as to resolve a difference between a target travel and the actual travel which occurs during the bank traversing travel.12-20-2012
20120323418METHOD AND APPARATUS FOR CONTROLLING AN ENGINE DISCONNECT CLUTCH IN A POWERTRAIN SYSTEM - A powertrain system includes an internal combustion engine configured to transfer torque via a clutch to an input member of a hybrid transmission having torque machines configured to transfer torque thereto. Operation of the engine is controlled to facilitate a change in activation of a clutch between the engine and the input member of the hybrid transmission.12-20-2012
20120323417Examination system for electric vehicle or hybrid electric vehicle - The present invention is able to perform an examination of a motor mounted on EV or HEV (HV) as well as charge and discharge of a battery mounted on EV or HEV (HV), by a single system. The system includes a dynamometer coupled to an output shaft of a motor, a power supply unit for supplying power to the motor or the dynamometer, a motor examination circuit for supplying the power of the power supply unit to the dynamometer and the motor, a battery charge and discharge circuit connected with a battery, for supplying the power of the power supply unit to the battery or discharging the power of the battery, and a circuit switching mechanism for switching between the motor examination circuit and the battery charge and discharge circuit.12-20-2012
20110213523Method for the Early Induction of an Additional Start of an Internal Combustion Engine in a Vehicle with a Hybrid Drive - A method is provided for the early induction of an additional start of an internal combustion engine in a vehicle with a hybrid drive including at least one electric drive unit and one internal combustion engine. When only the electric drive is in operation, then the internal combustion engine is additionally started no later than when the determined requested nominal drive torque exceeds the maximum possible drive torque of the electric drive unit. In order to initiate an additional startup of the internal combustion engine before reaching or exceeding the maximum possible drive torque of the electric drive unit by way of the requested nominal drive torque, the still unfiltered driver request torque or a limited driver request torque is evaluated.09-01-2011
20110224856METHOD FOR OPERATING A VEHICLE HAVING A HYBRID DRIVE SYSTEM AS WELL AS A DRIVE SYSTEM AND A VEHICLE - A method is described for operating a hybrid drive system which has a first drive unit, in particular an internal combustion engine, and a second drive unit, in particular an electric motor, which includes activating the first drive unit and the second drive unit in such a way that the first drive unit and the second drive unit each provide an output variable for the purpose of providing a total output variable; limiting the output variable provided by the first drive unit to a limiting value which is less than a maximum output variable which may be provided by the first drive unit; canceling the limitation if the output variable provided by the second drive unit corresponds to a maximum output variable which may be provided by the second drive unit.09-15-2011
20120323429CONTROL SYSTEM FOR EQUIPMENT ON A VEHICLE WITH A HYBRID-ELECTRIC POWERTRAIN AND AN ELECTRONICALLY CONTROLLED COMBINATION VALVE - A control system for a hydraulic system comprises an electronic control module, an electronic system controller, a remote power module, and a solenoid valve. The electronic control module monitors torque output of an internal combustion engine, an electric motor and generator. The electronic system controller monitors torque demand of a first and a second hydraulic circuit. The remote power module is in electrical communication with the electronic system controller. The solenoid valve is in electrical communication with the remote power module. The solenoid valve connects to a combination valve and has a first open position and a closed position. The combination valve is in fluid communication with a first hydraulic circuit and a second hydraulic circuit. The solenoid valve moves to the open position in response to an output signal from the electronic system controller.12-20-2012
20110238251SYSTEM AND METHOD FOR VEHICLE DYNAMICS CONTROL IN ELECTRIC DRIVE VEHICLES - Embodiments of the invention are directed toward a geared traction drive system configured to drive a wheel of a vehicle, comprising: a driveshaft for transmitting power to the wheel; an electric drive motor for driving the driveshaft, the electric drive motor configured to receive signals from a vehicle dynamic control system to command a required speed; a gear reduction component for reducing the speed of the motor by a predetermined factor to a lower speed suitable for driving the wheel; and a drive electronics component that works with the electric drive motor to drive the wheel to the speed commanded by the vehicle dynamic control system.09-29-2011
20110238248VEHICLE CONTROL DEVICE AND VEHICLE DRIVE SYSTEM - A control device for controlling a vehicle drive unit including an input member drivingly connected to an engine; an output member drivingly connected to a wheel; and a transmission device that includes engagement elements, that switches between shift speeds by control of engagement and disengagement of engagement elements, and that transmits a rotational driving force of the input member to the output member at a speed changed at a speed ratio of each of the shift speeds. The control device includes a control unit that controls the transmission device to achieve a one-way transmission speed in a running idle state in which a vehicle is running while the rotational driving force of the input member is not transmitted to the output member and a rotational speed of the engine is controlled to a predetermined idle speed. The transmission device has, as one of the shift speeds, the one-way transmission speed at which the rotational driving force from the input member to the output member is transmitted but the rotational driving force from the output member to the input member is not transmitted.09-29-2011
20110238247PERSONAL, GREEN-ENERGY, TRANSPORTATION DEVICE WITH SINGLE WHEEL AND SELF-BALANCING FUNCTION - The present invention relates to a personal, green-energy, transportation device with single wheel and self-balancing function. The personal, green-energy, transportation device can be propelled by the manpower and simultaneously execute the self-balancing function thereof. The device comprises: a body, a wheel, a pedal portion, a roller chain, an in-wheel motor, and a sensing-control module, wherein the sensing-control module detects the balancing condition of the body when the personal, green-energy, transportation device is driven, and then the sensing-control module controls the in-wheel motor to output a balancing torque for maintaining the self balance of the body.09-29-2011
20110238246METHOD AND APPARATUS FOR CONTROLLING MECHANICAL POWER INPUT FROM AN INTERNAL COMBUSTION ENGINE COUPLED TO A HYBRID TRANSMISSION - A method for controlling operation of a hybrid powertrain includes monitoring input speed from the engine to the hybrid transmission, calculating an input speed error between the monitored input speed and a preferred input speed, monitoring operating parameters associated with a plurality of torque actuators wherein the torque actuators include the internal combustion engine, the electric torque machine and the output member, selecting one of the torque actuators, and modifying a state of a control parameter associated with the selected one of the torque actuators in response to the input speed error.09-29-2011
20110238245METHOD AND SYSTEM FOR OPERATING AN ELECTRIC MOTOR - Methods and systems for operating an electric motor having a plurality of windings with an inverter having a plurality of switches coupled to a voltage source are provided. A first plurality of switching vectors is applied to the plurality of switches. The first plurality of switching vectors includes a first ratio of first magnitude switching vectors to second magnitude switching vectors. A direct current (DC) current associated with the voltage source is monitored during the applying of the first plurality of switching vectors to the plurality of switches. A second ratio of the first magnitude switching vectors to the second magnitude switching vectors is selected based on the monitoring of the DC current associated with the voltage source. A second plurality of switching vectors is applied to the plurality of switches. The second plurality of switching vectors includes the second ratio of the first magnitude switching vectors to the second magnitude switching vectors.09-29-2011
20110238244METHOD FOR STARTING AN ENGINE OF A HYBRID POWERTRAIN - A method of operating a hybrid powertrain includes commanding an engine start of an engine configured to operate at approximately zero engine speed. A spooling phase includes accelerating the first electric machine with the first machine torque, such that the first electric machine begins rotating. The first machine speed increases in magnitude from zero to non-zero, but engine speed is maintained at approximately zero. The mechanical energy of the rotating first electric machine is stored. A transfer phase includes commanding an increase in magnitude of the first machine torque and decelerating the first electric machine, such that the first machine speed decreases. The stored mechanical energy of the first electric machine is transferred to the engine to increase the engine speed to greater than zero, such that the engine starts.09-29-2011
20100250040COAXIAL TWO-WHEELED VEHICLE - When a traveling direction is defined as a roll axis, a coaxial two-wheeled vehicle in accordance with the present invention realizes a turning action by a tilting movement of a turning operation portion toward the roll direction. The turning operation portion is disposed between legs of a passenger and has a structure that does not restrain a movement of the leg in forward/backward directions of the vehicle. Further, knee pad portions or calf pad portions are provided in a part of the turning operation portion, and come into contact with the knee or calf of the passenger so that a turning operation is performed.09-30-2010
20100250037Hybrid drive device - A hybrid drive device includes a transfer torque estimation unit for estimating a transfer torque transferred by the lock-up clutch with the lock-up clutch slipping; and a target rotational speed determination unit for determining the target rotational speed of the rotary electric machine to be achieved in the rotational speed control on the basis of the transfer torque estimated by the transfer torque estimation unit, a target transmission device input torque of the transmission device determined on the basis of an operating state of a vehicle, and a turbine speed of the turbine runner, wherein the engine startup control device starts up the engine by controlling the rotational speed of the rotary electric machine to the target rotational speed determined by the target rotational speed determination unit.09-30-2010
20120130577VEHICULAR CONTROL APPARATUS AND VEHICULAR CONTROL METHOD - In a vehicular control apparatus mounted on a vehicle including an internal combustion engine, a rotating electrical machine, and a storage device that is supplied with a power from the rotating electrical machine, the vehicle can be decelerated through stoppage of injection of fuel into the internal combustion engine and regenerative braking by the rotating electrical machine. The vehicular control apparatus controls the vehicle such that a remaining capacity in the storage device becomes lower when a catalyst temperature of the internal combustion engine is high than when the catalyst temperature of the internal combustion engine is low.05-24-2012
20100235024HYBRID VEHICLE BATTERY LIFE EVALUATING APPARATUS - A hybrid vehicle battery life evaluating apparatus 09-16-2010
20120277945POWER CONTROL DEVICE AND POWER CONTROL METHOD - A power control device that controls electric power supplied from an external power supply to a vehicle includes: a switching unit that switches a supply voltage value of the external power supply; and a control unit that generates a signal, indicating an allowable current value of the external power supply, to transmit the signal to the vehicle, and that controls the switching unit to thereby control the supply voltage value, wherein the control unit changes the signal and the supply voltage value on the basis of a given electric power command value.11-01-2012
20120277942SYSTEM AND METHOD FOR CHARGING CAPACITORS OF AN ELECTRIC VEHICLE - An electric vehicle is provided having an electric generator and a motor. A voltage bus including a DC link is configured to provide generated electrical energy to the motor. A controller may estimate the charging current to a capacitor of the voltage bus based on the current commanded from the generator and the voltage measured across the capacitor. The controller may adjust the charging rate of the capacitor based on the estimated charging current.11-01-2012
20120277944DRIVE CONTROL DEVICE FOR WORKING VEHICLE - Provided is a drive control device for a working vehicle, this device controlling motive power to be virtually invariant, even during switching of traveling drive devices, and having high-efficiency characteristics.11-01-2012
20120277943OPTIMIZED VEHICLE TRACTION CONTROL - In one embodiment, a vehicle motor controller controls an electric drive motor that transfers a torque to a drive wheel, and a traction control system (TCS) controller performs a TCS control to i) reduce a torque transferred to the drive wheel such that the drive wheel does not slip, when it is determined that the drive wheel slips, and ii) release the TCS control to gradually increase the motor torque transferred to the drive wheel along a predetermine line, when it is determined that the drive wheel does not slip. Also, when the TCS is released, the motor torque of the motor may be gradually increased along a predetermined slope such that the drive wheel slip decreases and vibration of the drive system is reduced in the vehicle. Vibration of the drive system may also be decreased through an active damping torque applied against the speed vibration of the motor.11-01-2012
20110251747CONTROL APPARATUS FOR VEHICULAR POWER TRANSMITTING SYSTEM - Providing a control apparatus for a vehicular power transmitting system, which permits the power transmitting system to provide a sufficient vehicle drive force even when an input of an electric energy into an electric-energy storage device is restricted.10-13-2011
20120089290POWER SUPPLY SYSTEM FOR ELECTRICALLY POWERED VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power supply system includes a main power storage device and a plurality of sub power storage devices. A converter is connected to a selected one of the sub power storage devices to convert voltage between the selected sub power storage device and an electric power feeding line bidirectionally. Connection of the sub power storage device is switched and, when the last sub power storage is used, a request to disconnect the sub power storage device is generated based on the SOC of the sub power storage device and the vehicle state. Specifically, where the SOC is included in a disconnection forced region in which the SOC is smaller than a reference lower limit, the sub power storage device is forced to be disconnected regardless of the vehicle state. Where the SOC is included in a disconnection permitted region in which the SOC is higher than that in the disconnection forced region, the disconnection request is generated on condition that the vehicle is in such a state that will not affect vehicle's drivability.04-12-2012
20120089289INTUITIVE FORCE CONTROLLED SYSTEM - The invention relates to a transportation unit (04-12-2012
20120089288HYBRID-TYPE CONSTRUCTION MACHINE AND CONTROL METHOD FOR HYBRID-TYPE CONSTRUCTION MACHINE - A hybrid-type construction machine includes a controller configured to control a revolution speed of an engine; a hydraulic pump configured to be driven by the engine; a motor generator configured to assist the engine; and a hydraulic circuit configured to supply an operating oil discharged from the hydraulic pump to a hydraulic load, wherein when the controller determines that the hydraulic circuit is in an excessive output state, the controller controls the revolution speed of the engine so as to be lower than an ordinary revolution speed of the engine while controlling the motor generator to generate electricity.04-12-2012
20120089286VEHICLE CONTROL SYSTEM AND AUTOMOBILE - A vehicle control system includes: a chemical storage unit 04-12-2012
20120089284CLUTCH CONTROL DEVICE OF HYBRID VEHICLE - A clutch control device of a hybrid vehicle includes a battery, a generator, a motor, a motor shaft connected with a driving shaft of the vehicle by using electricity from the generator or the battery, an engine which drives the generator and the vehicle, a clutch, and a control unit. The control unit changes an engaged state of the clutch between the motor shaft and an engine shaft of the engine to a released state and changes an engine driving state of the hybrid vehicle, in which the hybrid vehicle is driven by the engine, to a motor driving state of the hybrid vehicle in which the hybrid vehicle is driven by the motor, when a vehicle velocity of the hybrid vehicle is the change vehicle velocity.04-12-2012
20120089283OPERATING METHOD FOR A HYBRID VEHICLE - An operating method for a hybrid vehicle having an electric motor and an internal combustion engine, in which driving, in particular a start of a journey, occurs in a purely electric-motor mode if a velocity (v04-12-2012
20120089281METHOD AND DRIVELINE STABILITY CONTROL SYSTEM FOR A VEHICLE - A method for controlling driveline stability in a vehicle includes generating an activation signal indicative of a predetermined vehicle maneuver, which may include a hard braking maneuver on a low coefficient of friction surface. A quick automatic shift to a neutral gear state is executed with a rapid dumping or bleeding off of clutch pressure in a designated output clutch of the vehicle. An activated state of an antilock braking system (ABS) may be used as part of the activation signal. The shift to the neutral gear state may occur only when a current transmission operating state is associated with the high level of driveline inertia. A vehicle includes a transmission and a control system configured to execute the above method.04-12-2012
20120089280ENERGY MANAGEMENT SYSTEM FOR HEAVY EQUIPMENT - Heavy equipment includes a body, an electrical bus, and working components coupled to the body and powered by electricity conveyed via the electrical bus. The heavy equipment further includes a generator set providing an electrical output to the electrical bus, an energy storage element configured to be coupled to the electrical bus, and a computerized controller coupled to the energy storage element. The computerized controller includes a logic module for coupling the energy storage element to the electrical bus in advance of a predicted increase in demand upon the electrical bus, where the increase in demand is anticipated by the computerized controller as forthcoming based upon extrapolation, at least in part, from data related to a previous operation of the heavy equipment.04-12-2012
20110276214CONTROL APPARATUS FOR AC ELECTRIC MOTOR VEHICLE - A control apparatus for an AC electric motor vehicle including a converter that converts an AC voltage input from an AC overhead wire via a transformer into a DC voltage, an inverter that converts the DC voltage into an AC voltage, and a motor that is driven and controlled by the inverter includes: torque-command calculating units that calculate a torque command value of the motor and output the torque command value to the inverter; and a static inverter that supplies electric power to a load mounted on the AC electric motor vehicle.11-10-2011
20110276213HYBRID VEHICLE AND METHOD OF CONTROLLING HYBRID VEHICLE - A control device for a hybrid vehicle causes the hybrid vehicle to travel in limp-home mode with motive power from an engine when either a motor or a battery for travel cannot be used. The engine incorporated in the hybrid vehicle includes an EGR device for recirculating part of exhaust gas to an intake system of the engine again. Even if an operation state of the engine satisfies a prescribed EGR permission condition for operating the EGR device, during the travel in limp-home mode with an abnormality detection flag being set to 1, the control device prohibits operation of the EGR device.11-10-2011
20110276212HYBRID WORKING MACHINE AND CONTROLLING METHOD THEREOF - A control unit of a hybrid working machine calculates an actual hydraulic pressure output from the output of an engine (11-10-2011
20110276211CONTROL DEVICE FOR VEHICLE - When there is a request to set the output of an engine to correspond to the load of the engine during catalyst warm-up control by which the engine ignition timing is retarded, ECU sets the engine operation line as an emission line to control the engine using the set emission line. The emission line corresponds to a line for controlling the engine to be operated at a relatively high revolution speed and at a relatively low torque as compared with the case of the normal line that is set at the time when catalyst warm-up control is not being performed. The emission line is obtained in advance by experiments and the like in consideration of the amount of retarding the ignition timing during catalyst warm-up control, and the like.11-10-2011
20110276210DEVICE FOR CONTROLLING HYBRID VEHICLE - When the amount of heat stored in a heat storage container is greater than or equal to a determination value at the time of initiation of system start-up in a hybrid vehicle, heating by thermal energy stored in the heat storage container is carried out only on an internal combustion engine. This increases the engine temperature to a permitting temperature for intermittent control of the engine or higher, so that the intermittent control is executed at an early stage after the initiation of the system start-up in the hybrid vehicle. Also, oil viscosity in the engine is rapidly lowered to decrease the resistance to operation of the engine. If the amount of the heat stored in the heat storage container is less than the determination value, the heating by the thermal energy stored in the heat storage container is performed on the transaxle under a prescribed condition. As a result, the fuel efficiency of the engine is improved.11-10-2011
20110276209HYBRID VEHICLE AND METHOD OF CONTROLLING HYBRID VEHICLE - A hybrid vehicle includes a road condition acquisition portion (11-10-2011
20110276208ELECTRIC POWER RECEPTION APPARATUS AND ELECTRICAL POWERED VEHICLE - A secondary self-resonant coil is installed at substantially the central region of the bottom face of the vehicle body, receiving electric power from a power feeding apparatus in a non-contact manner by resonating with a primary self-resonant coil of a power feeding apparatus provided external to the vehicle, via an electromagnetic field. In a power reception mode from the power feeding apparatus, high voltage is generated at the wire end of the secondary self-resonant coil, causing generation of a high electric field around the wire end. In order to keep the wire end distant from an ECU that is an electric apparatus located closest to the secondary self-resonant coil, the secondary self-resonant coil is arranged such that the wire end is located at a side opposite to the side where the ECU is deviated relative to the bilateral symmetric axis of the vehicle body.11-10-2011
20110276207METHOD FOR OPERATING A DRIVE OF A MOTOR VEHICLE, AS WELL AS A DRIVE DEVICE AND AN ELECTRONIC CONTROL UNIT - A method is described for operating a drive of a motor vehicle that has at least two shafts, each able to be driven by a shaft drive device, a total drive torque of the motor vehicle corresponding generally to the sum of the shaft torques applied to the shafts. In this context, it is provided that a quantity and/or a change in the quantity of one of the shaft torques is/are taken into account in the open-loop and/or closed-loop control of the remaining shaft torques. A drive device of a motor vehicle as well as an electronic control unit are also described.11-10-2011
20110276206ELECTRIC DRIVE VEHICLE - An electric drive vehicle includes a vehicle main body 11-10-2011
20110276205VEHICLE AND METHOD FOR CONTROLLING AN ELECTRIC MACHINE AND/OR ENGINE THEREIN - A total power demand including a wheel power demand may be observed. The wheel power demand may be modified to determine a modified total power demand including a modified wheel power demand if the total power demand falls within a target range of power values defined by upper and lower threshold power values such that the modified total power demand is generally equal to the lower threshold power value.11-10-2011
20120095631METHOD FOR OPERATING A HYBRID VEHICLE - A method is provided for operating a hybrid vehicle (04-19-2012
20120095630CONTROL SYSTEM FOR SERIES-TYPE HYBRID VEHICLE - There are provided a hybrid control unit, an engine control unit that controls an engine based on command information received from the hybrid control unit and an operation status of the engine, and a communication abnormality detection means that detects an abnormality in communication between the hybrid control unit and the engine control unit. In the case where due to an abnormality in the communication between the hybrid control unit and the engine control unit, the engine control unit cannot receive command information from the hybrid control unit, each of the hybrid control unit and the engine control unit performs control in preliminarily set sequence.04-19-2012
20110288711HYBRID WORKING MACHINE AND SERVO CONTROL SYSTEM - A hybrid working machine has an electric power accumulator charged by a generator driven by an engine and has an electrical load driven with electric power from the electric power accumulator. The hybrid working machine includes a direct-current bus electrically connected to the electric power accumulator, a voltage detector configured to detect the voltage of the direct-current bus, and a drive control part configured to control the driving of the generator based on the detected voltage value of the voltage detector. The drive control part is configured to control the generator based on the deviation between the detected voltage value and a voltage command value.11-24-2011
20110320084MISLOCKING PREVENTING APPARATUS - In a hybrid vehicle in which a fixed speed change mode can be realized by the locking of a rotational element, the mislocking of the rotational element is prevented. A hybrid drive apparatus which has an engine, a MG12-29-2011
20110320083VEHICULAR ELECTRIC POWER SOURCE CONTROL DEVICE - A vehicular electric power source control device provided on a vehicle provided with an engine that may be stopped even in a vehicle drivable state which is established when a predetermined condition is satisfied and in which a vehicle drive force can be generated, and an electric-energy storage device which is charged by an operation of said engine, the vehicular electric power source control device permitting implementation of an automatic engine starting control to start said engine when an amount of an electric energy stored in said electric-energy storage device has been reduced to or below a predetermined charging start threshold value while the engine is held at rest in said vehicle drivable state, the vehicle electric power source control device includes an engine start permitting portion configured to permit the implementation of said automatic engine starting control under a condition that any passenger is present within the vehicle.12-29-2011
20110320082HYBRID VEHICLE CONTROLLER AND CONTROL METHOD - A charge/discharge power upper limit value is set by referencing different maps for a catalyst warm-up period and other period so as to limit charge/discharge of a main battery in accordance with increase of the battery temperature. As a result, during the catalyst warm-up period, a limit start temperature at which a limit of the charge/discharge power is started and a charge/discharge inhibit temperature at which the charge/discharge is inhibited are set in accordance with the characteristic of the main battery. During a period other than the catalyst warm-up period, the limit start temperature and the charge/discharge inhibit temperature are set lower than during the catalyst warm-up period.12-29-2011
20110320079VEHICLE ELECTRONIC CONTROL SYSTEM, VEHICLE ELECTRONIC CONTROL UNIT, AND VEHICLE CONTROL SYNCHRONIZATION METHOD - A vehicle electronic control system includes a first electronic control unit that completes execution of a first control process in a predetermined time, and a second electronic control unit connected to the first electronic control unit that executes a second control process inseparable from the first control process. The first electronic control unit transmits a synchronization signal at periods sufficiently less than the predetermined time. The second electronic control unit starts execution of the second control process with reference to the synchronization signal received.12-29-2011
20110320078SYSTEMS AND METHODS FOR RETROFITTING COMBUSTIBLE FUEL VEHICLES TO A PLUG-IN ELECTRIC HYBRID12-29-2011
20110320076SYSTEM FOR CONTROLLING ENGINE STARTING OF HYBRID VEHICLE AND METHOD THEREOF - The present invention relates to a system for controlling engine starting of a hybrid vehicle and a method thereof which prevents torque impact when controlling the engine starting by using a clutch slip. In an exemplary embodiment, the present invention includes: determining whether a starting condition using a clutch slip is satisfied by analyzing information of the hybrid vehicle; determining, in a state that the starting condition using the clutch slip is satisfied, whether a shift-speed is higher than or equal to a predetermined shift-speed; upshifting to the predetermined shift-speed in a case that the shift-speed is lower than the predetermined shift-speed; controlling the clutch slip by supplying hydraulic pressure to the clutch; and controlling the engine starting by fuel injection and ignition control in a case that the engine speed is faster than a predetermined engine speed.12-29-2011
20110320075TORQUE BLENDING SYSTEMS FOR HYBRID ELECTRIC VEHICLES WITH ELECTRICALLY CONTINUOUS VARIABLE TRANSMISSIONS - A hybrid control system for a hybrid electric vehicle (HEV) includes a hybrid control module. The hybrid control module includes a first motor control module that controls output torque of a first motor. A second motor control module controls output torque of a second motor based on a second motor torque request signal. The second motor torque request signal is generated based on a transmission output torque request signal prior to startup of an engine of the HEV. An override module generates a torque override request signal during the startup. The first motor control module controls output torque of the first motor to crank the engine during the startup. The second motor control module adjusts output torque of the second motor based on the torque override request signal and not the transmission output torque request signal during the startup to minimize vehicle jerk during the engine start.