Entries |
Document | Title | Date |
20080197700 | Method For the Attachment of Ribbon Cable Systems - The invention refers to a method for mounting subassemblies ( | 08-21-2008 |
20080203814 | In-vehicle emergency report apparatus - An in-vehicle emergency report apparatus is so constructed that the operating power source is switched from a vehicle battery to an auxiliary battery only when a pre-crash safety ECU determines that a vehicle will collide with something. That is, the operating power source is switched from the vehicle battery to the auxiliary battery only when there is a possibility that the vehicle will collide with something to thereby perform emergency report operation. This makes it possible to effectively switch the operating power source from the vehicle battery to the auxiliary battery and to prevent the capacity of the auxiliary battery from being uselessly consumed. | 08-28-2008 |
20080224537 | Motor Vehicle Supply System Featuring Battery-Independent Buffering of the Generator Current - The present invention relates to a motor vehicle electrical system, comprising a generator, a battery, a high-capacity capacitor and a power distributor for controllably supplying energy to individual load circuits of the motor vehicle. The generator, the battery and the high-capacity capacitor are connected in parallel. The electrical connection line between the battery and the power distributor has a cross-section of less than 10 mm | 09-18-2008 |
20080238192 | POWER FEED CONTROL CIRCUIT FOR ON-VEHICLE ELECTRONIC CONTROL APPARATUSES - First and second on-vehicle electronic control apparatuses which communicate with each other through serial communication interface circuits are fed with powers through an output contact of a power source relay from an on-vehicle battery, an electromagnetic coil of the power source relay is energized through a transistor when a power source switch has been closed, first and second microprocessors are activated upon closure of the output contact, a first watchdog timer generates a self-holding command signal and keeps an operating state of the power source relay when intervals of a watchdog signal which is generated by the first microprocessor are normal, and the self-holding command signal is stopped to deenergize the power source relay, when the first and second on-vehicle electronic control apparatuses have completed their save processing steps in accordance with opening of the power source switch. | 10-02-2008 |
20080238193 | Auto (Car) inverter, & auto timer, with always-on and timed sockets and outlets - Improved inverters for use in cars and other vehicles, and a “Car Timer for 12v Socket” are disclosed. For example, the invention comprises embodiments including but not limited to systems, methods and apparatus such as:
| 10-02-2008 |
20080238194 | Device for Managing the Supply to a Network of Power-Consuming Elements for a Motor Vehicle - A switching unit for a device for managing the supply to a network of power-consuming elements for a motor vehicle, said management device including: a main network (Rp), a main energy storage element (Bp) which is intended to supply the main network (Rp), a secondary network (Rs), and a secondary energy storage element (Ucap) which is intended to supply the secondary network (Rs). According to the invention, the unit is intended to connect the secondary network (Rs) electrically with the secondary energy storage element (Ucap) when the vehicle is in a parking mode. The secondary energy storage element (Ucap) comprises a super-capacitor (Ucap) and includes means (D | 10-02-2008 |
20080258552 | Fuel Filler Door Interlock Assembly - An interlock assembly is provided for a vehicle having a body with a selectively openable slidable door and a selectively openable fuel filler door mounted thereto. The fuel filler door is operatively connected with the interlock assembly. The interlock assembly has a first interlock state, operable to restrict the opening of the slidable door when the fuel filler door is in an open position, and a second interlock state, operable to restrict the opening of the fuel filler door when the slidable door is in an open position. Preferably, the interlock assembly is mounted with respect to a rear jamb formed by the body. | 10-23-2008 |
20080265669 | Printed Circuit Which Can Detect Accidental Heating - The invention relates to a printed circuit ( | 10-30-2008 |
20080272649 | Electrical connectivity system for use in a vehicle - An electrical connectivity system for use in a vehicle includes a first plurality of electrical devices a first plurality of electrical devices coupled to at least one utility carrier and a control module coupled to the at least one utility carrier. The first plurality of electrical devices are configured to communicate a plurality of utilities on the at least one utility carrier. The control module is also coupled to a second plurality of electrical devices and is configured to control the selection and distribution of the plurality of utilities to the second plurality of electrical devices. The control module includes a user interface configured to receive user input commands regarding the selection of utilities distributed to the second plurality of electrical devices. The control module and second plurality of electrical devices may be mounted to a modular system in the vehicle. | 11-06-2008 |
20080284246 | Multi-Voltage Vehicle Electrical Supply System for a Motor Vehicle and Method for Operating the Same - A multi-voltage vehicle electrical system for a motor vehicle is provided, including at least one multi-voltage generator, a first energy store, whose energy may be fed into a first low-voltage vehicle electrical system branch having low-voltage consumers, and a second energy store, whose energy may be fed into a second high-voltage vehicle electrical system branch having high-voltage consumers, as well as at least one controllable switching device, using which the energy generated by the multi-voltage generator may be distributed to the first and the second vehicle electrical system branches, the first and the second energy stores being connected in series to one another and the first vehicle electrical system branch being connected to a node between the first and the second energy store and to a reference potential of the first energy store. | 11-20-2008 |
20080309159 | INNOVATIVE ARCHITECTURES FOR SYSTEMS FOR GENERATION AND DISTRIBUTION OF ENERGY ON BOARD MOTOR VEHICLES - The system allows the generation and distribution of energy on board a motor vehicle provided with a propulsion unit, a tank for fuel at least one distribution network or line for electric energy, electrical energy generation devices connected to the at least one distribution network or line, and a plurality of selectively activatable electrical utiliser devices or apparatus connected or connectable to the at least one distribution network or line. The electrical energy generator devices includes (at least) a microcombustor electricity generator matrix or battery connected to the fuel tank, and a supervision and control unit associated with this generator matrix or battery and coupled to the distribution network or line and arranged to control the operation of the generator matrix or battery in a predetermined manner as a function of the electrical power required or consumed by the network or line. | 12-18-2008 |
20080315683 | Self-protective high-current low-loss bi-directional semiconductor switch module and method of operation - A high current, light weight, thermally stable, bidirectional semiconductor switch module in an electrical system uses MOSFET technology in a back-to-back parallel architecture. The device comprises a controller which permits it to operate in high electrical noise environments. The device is further controlled to operate in either or both directions based on external events such as voltage changes associated with the electrical system and with vehicle operating conditions. The device operates at currents typically from a few amperes to 1000 amperes and may be used as a circuit breaker, over voltage switch, isolation switch, transient protection switch, and voltage converter. The device functions to replace the solenoids and relays associated with starter motors in a vehicle electrical system. | 12-25-2008 |
20090001812 | Fused Power Intercept - A modified vehicular fuse is disclosed wherein an end of a bus electrode can extend through a fuse housing where it may be connected to a wire and thereby provide an additional circuit. A removable cover on the modified vehicle fuse enables the fuse to be adapted to a multitude of uses. A cover can be optional, wherein the terminal extension can be protected in another manner. A circuit incorporating the modified vehicular fuse with a double U connector is also disclosed. The circuit may comprise a fuse comprising a shell and a pair of electrodes extending beyond the terminus of the shell, thus providing an additional fused circuit. | 01-01-2009 |
20090008991 | POWER SUPPLY APPARATUS FOR SLIDING DOOR - The power supply apparatus for sliding door | 01-08-2009 |
20090015061 | Switching Device - The invention relates to a switching device for the switching of the power supply of a high-powered load of a motor vehicle comprising a vehicle electric system connector to be connected to the vehicle electric system of a motor vehicle, a load connector to be connected to the load, a control input for the activating of the switching device by means of an external control signal, a power semiconductor that is arranged as switch between the vehicle electric system connector and the load connector and an control unit for the control of the power semiconductor, being the control unit arranged between the control input of the switching device and a control input of the power semiconductor. | 01-15-2009 |
20090026837 | ON-VEHICLE POWER SUPPLY DEVICE - An on-vehicle power supply device is connected to a vehicle battery with revealing. The on-vehicle power supply device is used for receiving a DC input power supplied by the vehicle battery, and the on-vehicle power supply device induces a plurality of high-frequency voltages through a single isolation transformer at the same time, and then transforms the high-frequency voltages to produce at least one AC output voltage and DC output voltage. In addition, the on-vehicle power supply device further includes a rechargeable battery. The rechargeable battery can be charged when the DC input power is importing. When the DC input power stops importing, the rechargeable battery is used for supplying a backup power to the isolation transformer, and the rechargeable battery keeps producing AC output voltage and DC output voltage. Hence, the present invention can achieve the effects of multipurpose, safety, and continuity. | 01-29-2009 |
20090026838 | Power supply management system - A power supply management system includes means for detecting required electric power supply from electric loads installed in the motor vehicle, means for determining a distribution of amounts of the electric power to be distributed to the electric loads from an electric power resource in the motor vehicle based on the requirements of the supply of the electric power from the electric loads, and means for supplying one of amounts of the electric power to a corresponding one of the electric loads in accordance with the distribution of the amounts of the electric power. | 01-29-2009 |
20090033148 | Electrical system architecture having high voltage bus - An electrical system architecture is disclosed. The architecture has a power source configured to generate a first power, and a first bus configured to receive the first power from the power source. The architecture also has a converter configured to receive the first power from the first bus and convert the first power to a second power, wherein a voltage of the second power is greater than a voltage of the first power, and a second bus configured to receive the second power from the converter. The architecture further has a power storage device configured to receive the second power from the second bus and deliver the second power to the second bus, a propulsion motor configured to receive the second power from the second bus, and an accessory motor configured to receive the second power from the second bus. | 02-05-2009 |
20090033149 | USB power port in a vehicle dashboard - A vehicle dashboard mounted USB port connected to the vehicle electrical power through a voltage conversion circuit for receiving standard vehicle operating voltage and converting it into standard USB voltage. | 02-05-2009 |
20090039703 | Power Supply Device and Control Method of the Power Supply Device - A power storage device is in parallel to a battery, and is connected to a power supply line and a ground line. A service plug internally includes a resistance and is attached to the power storage device for connecting the resistance between contacts of a relay circuit. The service plug is a member independent of an ordinary service plug arranged at the power storage device. When residual charges in the power storage device are substantially zero, an operator appropriately attaches the service plug to the power storage device in place of the ordinary service plug. Accordingly, when the power storage device enters an overdischarged state due to a maintenance or the like of the power storage device, a vehicle system to which the service plug internally having a current limiting device is attached is started so that occurrence of a rush current can be prevented. | 02-12-2009 |
20090066155 | ELECTRIC POWER-FEEDING STRUCTURE - An electric power-feeding structure for feeding electric power to a moving body which is driven to be raised or lowered, includes: an arm having a distal end connected to the moving body movably in a direction perpendicular to a raising or lowering direction of the moving body and a proximal end adapted to be rotatably driven so as to swing, to thereby drive the raising or lowering of the moving body. An electrical wire is routed alongside the arm, and one end of the electrical wire extending from the distal end of the arm is connected to the moving body to feed electric power to the moving body. The electrical wire is routed alongside a side surface of the arm. | 03-12-2009 |
20090066156 | ELECTRIC POWER-FEEDING STRUCTURE - An electric power-feeding structure for feeding electric power to a moving body which is driven to be raised or lowered, includes: an arm having a distal end connected to the moving body movably in a horizontal direction and a proximal end rotatably driven to swing, to thereby drive the raising or lowering of the moving body. An electrical wire is routed alongside the arm, and one end of the electrical wire extending from the distal end is connected to the moving body. In a vicinity of a rotating shaft of the arm, the electrical wire is fixed to the arm at a first fixing point and to a base for supporting the arm at a second fixing point. The first fixing point is provided on a straight line defined by the rotating shaft and the second fixing point when the arm is at an intermediate position of its swinging range. | 03-12-2009 |
20090072619 | SIGNALLING INTERCONNECT - A connector assembly for supplying power and transmitting signals from a vehicle to a towed trailer or other towed equipment. The connector assembly comprises a trailer hitch having a cross tube extending horizontally behind the vehicle. The cross tube has a wall separating an inside cavity from an outside surface of the cross tube. A first connector attached to the outside surface or mounted in a first opening in the wall of the cross tube has a connecting portion outwardly of the outside surface. Likewise, a second connector mounted at the outside surface or in a second opening in the wall of the cross tube has a connecting portion outwardly of the outside surface of the trailer hitch. One or more conduits extend across the inside cavity between the first and second connectors for interconnecting the vehicle to the towed trailer for supplying power and transmitting signals between them. | 03-19-2009 |
20090096285 | DUAL ENERGY-STORAGE FOR A VEHICLE SYSTEM - A switching control unit for the controlling the transfer of electrical power in a vehicle from at least one of a starter generator and a supercapacitor bank to/from at least one of a service battery and a plurality of electrical devices is provided. A switching device selectively connects/disconnects the at least one of the starter generator and the supercapacitor bank to/from the at least one of the service battery and the plurality of electrical devices. A switch controller is adapted to measure a voltage across the supercapacitor bank to generate a bank voltage signal, to measure a voltage across the service battery to generate a service voltage signal, and to control the switching device to connect/disconnect the at least one of the starter generator and the supercapacitor bank to/from the at least one of the service battery and the plurality of electrical devices in response to the voltage signals. | 04-16-2009 |
20090108673 | METHOD FOR DETERMINING A VOLTAGE LEVEL ACROSS AN ELECTRIC CIRCUIT OF A POWERTRAIN - A method for determining a voltage level across an electrical circuit of a powertrain includes measuring a plurality of voltage levels and utilizing a comparison test between at least two voltage levels of the plurality of voltage levels to determine the circuit voltage level. | 04-30-2009 |
20090121543 | SYSTEM FOR DRIVING ELECTRICAL APPPLIANCES ASSOCIATED WITH A HEAT ENGINE - The invention concerns a system for driving electrical appliances and accessories via a generating function associated with a heat engine comprising a crankshaft, wherein all the consuming appliances ( | 05-14-2009 |
20090121544 | Electrical power control system - An electrical power control system operable in a plurality of modes for use with a recreational vehicle or similar load to selectively control power thereto from either a utility power source or a generator power source comprising a power control stage coupled to the utility power source and the generator power source by a power supply stage wherein the power supply stage includes a low-voltage direct current power supply to operate the electrical power control system and a utility/generator switch arrangement to selectively direct the power from either the utility power source or the generator power source to the recreational vehicle and wherein the power control stage includes a control processor section to monitor polarity, phase and voltage levels, a load management section to control the operation of the electrical power control system to control the utility/generator switch arrangement to selectively feed power from either the utility power source or the generator power source to the recreational vehicle under a predetermined plurality of operating parameters or conditions and fault conditions and a mode selector section to select the mode in which the electrical power control system is to be operated. | 05-14-2009 |
20090152943 | METHOD AND SYSTEM FOR VEHICULAR POWER DISTRIBUTION UTILIZING POWER OVER ETHERNET - Aspects of a method and system for vehicular power distribution utilizing power over Ethernet are provided. In this regard, power may be distributed via one or more Ethernet links to one or more devices of a vehicular electronics network, where the Ethernet links may also communicate multimedia and/or control information to and/or from the devices. Power may be distributed to devices of the vehicular electronics network in accordance with power over Ethernet standards. At least one component in the vehicular electronics network may operate as power supplying equipment (PSE). At least one component in the vehicular electronics network may operate as a powered device (PD). At least one component in the vehicular electronics network may operate as a powered device. An amount of power distributed to one or more of the devices may be determined based on a power classification of the one or more devices. | 06-18-2009 |
20090167078 | Vehicle conductor - A vehicle conductor for use with an electric automobile can include a protection pipe including a wire in the protection pipe capable of supplying power, and a cooling pipe positioned proximate the wire in the protection pipe. | 07-02-2009 |
20090167079 | DC-DC Converter for Electric Automobile - Provided is a cost-reduced DC-DC converter for an electric automobile. This DC-DC converter is interposed between an accumulation device and a drive motor of the electric automobile for raising the electric power of the accumulation device at the power driving time of the drive motor by using a reactor, a boosting switching element and a boosting diode, and for lowering a regenerative electric power at the regenerating time of the drive motor by using the reactor, a step-down switching element and a step-down diode. The boosting switching element has a higher current allowance than that of the step-down switching element. | 07-02-2009 |
20090174255 | ACTUATOR ASSEMBLY FOR CONTROLLING A FUEL INJECTION SYSTEM OF A LARGE COMBUSTION ENGINE - The invention relates to an actuator assembly for controlling fuel injection of a large combustion engine, especially a diesel engine, including an electric motor ( | 07-09-2009 |
20090200865 | DEVICE FOR GENERATING ELECTRICAL ENERGY IN A MOTOR VEHICLE AND A MOTOR VEHICLE WITH SUCH A DEVICE - In a device for generating electrical energy in a motor vehicle and a motor vehicle with such a device, a microturbine | 08-13-2009 |
20090206661 | Daycab auxiliary power conversion apparatus - Auxiliary power is provided to an auxiliary heating, ventilation and air conditioning (HVAC) subsystem located compactly beneath the passenger seat of a daycab. Nickel metal hydride (NiMH) or suitably alternative battery power is inverted to drive the HVAC subsystem, and the batteries are charged from the daycab's alternator when the daycab's engine is running or from a roadside power grid when the daycab is idle. | 08-20-2009 |
20090212625 | OUTPUT VOLTAGE CONTROLLER FOR AC VEHICLE GENERATOR - An output voltage controller for an AC vehicle generator is proposed. The output voltage controller can easily suppress variation in rectified output voltage due to a switching surge without using a slope generation circuit in a voltage adjustment circuit. An excitation circuit that excites a field coil | 08-27-2009 |
20090212626 | System and Method for Dual Energy Storage Management - A dual-energy storage system is described, having two energy sources: (a) a fast-energy storage devices (FES) such as an ultracapacitor, and (b) a long duration or steady power device, such as a fuel-cell or battery. A power converter or controller executes an energy management algorithm to determine when to provide bursts of additional power/current from the fast-energy storage device, and when to recharge the fast-energy storage device. | 08-27-2009 |
20090230765 | SYSTEM AND METHOD FOR DELIVERING POWER TO AN ELECTRIC MOTOR OF AN AUTOMOTIVE VEHICLE - A plurality of electronically controlled parallel electro-mechanical switches are each configured to deliver power from a power source to an electric motor of an automotive vehicle. The electric motor has an expected number of activation cycles for the life of the automotive vehicle. Each of the electro-mechanical switches has a specified number of activation cycles that defines its useable life. The specified number of action cycles for each of the electro-mechanical switches is less than the expected number of activation cycles of the electric motor. | 09-17-2009 |
20090243387 | DUAL BATTERY VEHICLE ELECTRICAL SYSTEMS - A dual battery electrical system for a vehicle having an engine comprises a primary load and a secondary load and is switchable between an ON state in which the engine is running, an OFF state in which the engine is not running, a START state in which the primary load requires power to start the engine, and a PAUSE state in which the engine is not running. A first battery powers the primary load, a second battery powers the secondary load, a battery switch is closable to connect the first battery to the second battery such that both batteries can provide power to both loads. The transition to and from the OFF state is via a user activated mechanism and transition to and from the PAUSE state is via a user-independent mechanism. A controller controls operation of the battery switch when the system enters and/or leaves the PAUSE state. | 10-01-2009 |
20090256420 | LINE CONNECTION STRUCTURE FOR ELECTRIC EQUIPMENT AND ELECTRIC VEHICLE - A line connection structure for a PCU includes: the PCU mounted in an engine room positioned on a front side of a hybrid vehicle; an air cleaner that is provided on a rear side of the vehicle so as to face the PCU and that includes a resin portion deforming easier than electric equipment; and a cable connected to the PCU. The cable is formed by three-phase cables of U, V, and W phases being gathered. The cable is connected to the PCU on the side surface of the PCU positioned on the vehicular-rear side. The three-phase cables positioned between the PCU and the air cleaner is provided so as to align on the identical plane parallel to the width direction of the hybrid vehicle. | 10-15-2009 |
20090267411 | REGULATOR - A regulator includes a power-converting circuit and a protection circuit. The power-converting circuit is for converting a primary voltage to a secondary voltage. The protection circuit is coupled to the power-converting circuit. The protection circuit receives the primary voltage earlier than the power-converting circuit. When a voltage spike of the primary voltage occurs, the protection circuit shunts the high instantaneous voltage to ground. An electrical device and a car using the regulator is also provided. | 10-29-2009 |
20090273237 | REGULATOR CIRCUIT AND CAR PROVIDED WITH THE SAME - A regulator circuit stabilizes the input voltage applied to an input terminal before outputting the output voltage via an output terminal. An output transistor is provided between the input terminal and the output terminal. An error amplifier adjusts the voltage applied to the control terminal of the output transistor such that a voltage that corresponds to the output voltage approaches a predetermined reference voltage. A fluctuation detection capacitor is provided on a path from the input terminal to the grounded terminal. One terminal of the fluctuation detection capacitor is set to a fixed electric potential. In a case that the input voltage is lower than the voltage at the other terminal of the fluctuation detection capacitor, an undershoot suppressing circuit forcibly reduces the gate voltage of the output transistor. | 11-05-2009 |
20090278405 | SYSTEMS AND METHODS FOR MULTIPLE SOURCE POWER CONVERSION - An embodiment of a system for multiple source power conversion is implemented in a vehicle that includes an alternating current (AC) power source and first and second direct current (DC) power sources. The system includes an inverter, a DC-to-DC converter, and a controller. The controller receives external commands, inverter feedback signals, and DC-to-DC converter feedback signals, and executes and inverter control algorithm and DC-to-DC converter control algorithm. An embodiment of a method for multiple source power conversion between an AC power source, and first and second DC power sources includes receiving external commands from a remote source, inverter feedback signals from an inverter, and DC-to-DC converter feedback signals from a DC-to-DC converter. The method also includes executing an inverter control algorithm and a DC-to-DC converter control algorithm to generate drive signals for the inverter and DC-to-DC converter, respectively, based on the received commands and feedback signals. | 11-12-2009 |
20090289498 | POWER SUPPLY CONTROL DEVICE FOR VEHICLE - A power supply control device for a vehicle includes a plurality of electrical loadings installed in a vehicle; a feeding part configured to supply electric power to the electrical loadings; and a presumption part configured to presume an electrical power demand for operating the electrical loadings based on sign information for foreseeable operations of the electrical loadings. Electrical power supply from the feeding part to each electrical loading is adjusted based on the result of presumption by the presumption part. | 11-26-2009 |
20090302679 | Electrical system for controlling coach resources - An electrical system for controlling coach resources for improved reliability and economy. The electrical system may comprise a plurality of smart modules networked together on a multiple channel network, one or more work modules each communicably connected with one of the smart modules, and one or more electrical devices controllably connected with one of the work modules. In one embodiment, the multiple channel network comprises multiple CAN busses and the work modules communicate to smart modules via RS422/485. | 12-10-2009 |
20090315393 | Conversion device for automobile - A conversion device is provided for an automobile, including a conversion circuit, input port(s), output port(s), and a power flow sensor. The input port function to receive a power input. The conversion circuit includes a DC bus and a plurality of converters. An input side of the DC bus is connected to an input conversion module, and an output side of the DC bus is connected to a DC/DC converter, a DC/AC inversion converter, and a bi-directional DC/DC converter for converting the power input from the input port. The power flow sensor is connected between the input port and the input conversion module of the input side to sense and feed power flow of the power input from the input port to the conversion circuit for carrying out power conversion. The output port is connected to the converters of the output side for output of power. As such, the power input at the input port is converted by the conversion circuit and supplied through the output port and the power flow sensor detects the power flow of the input power at the input port to various power sources to continuously supply power to the automobile thereby providing practicability and convenience of ensuring continuous supply of power and substantially enhancing the cruising distance of the automobile. | 12-24-2009 |
20090322149 | ONBOARD ELECTRIC POWER CONTROL DEVICE - An onboard electric power control device which comprises a power unit, a control unit and a power source unit, in which: an opening portion of a case containing components of the power unit and an opening portion of a case containing components of the control unit are abutted so as to be coupled; a case of the power supply unit is fitted to an opening portion being provided on a side surface of the case of the power unit so that the both cases are coupled; the power unit and the control unit is connected by a flexible connecting conductor; and the connecting conductor is folded and is contained between a resin molded portion formed inside of the case of the power unit and a resin molded portion formed inside of the case of the control unit. | 12-31-2009 |
20100001582 | PRECHARGING A HIGH-VOLTAGE BUS USING A VOLTAGE-REGULATED POWER SUPPLY - Systems and methods are provided for precharging high-voltage buses. The precharge system comprises an energy source having a first terminal and a second terminal, wherein a first voltage is equal to a potential difference between the first terminal and the second terminal. The precharge system further comprises a bus having a first rail and a second rail, wherein a second voltage is equal to a potential difference between the first rail and the second rail. A first contactor is coupled between the first terminal and the first rail and a second contactor is coupled between the second terminal and the second rail. A controller is coupled to the energy source, the bus, and the contactors. The controller is configured to activate the second contactor, and thereafter activate the first contactor if the magnitude of a difference between the first voltage and the second voltage is less than a threshold tolerance. | 01-07-2010 |
20100001583 | Power supply system, vehicle with the same, control method of power supply system and computer-readable recording medium bearing program causing computer to execute control method of power supply system - A temperature increase power command producing unit produces a temperature increase power command value for transferring a power between power storage devices when heating control for raising temperature of the power storage device is performed. The temperature increase power command producing unit provides the temperature increase power command value to a current control unit, and provides a command value prepared by inverting a sign of the temperature increase power command value to a current control unit. The current control unit performs current control based on a first current command value and the temperature increase power command value, and the current control unit performs current control based on the second current command value and the command value prepared by inverting the sign of the temperature increase power command value. | 01-07-2010 |
20100007207 | Method and Device for Providing a Supply Voltage by Means of Generator Units Connected in Parallel - A method and a device are provided for providing a supply voltage for the consumers of a vehicle electrical system, using generator units connected in parallel. The measurement voltage inputs and the monitor outputs of the controllers of the generator units are used in the initialization phase for the assignment of master or slave function, as well as for address assignment if warranted, and during later parallel operation are used to bring the degree of utilization of the generators of the generator units connected in parallel into agreement. | 01-14-2010 |
20100013301 | ELECTRIC POWER SUPPLY SYSTEM - An electric power supply system mounted on a moving body, which supplies electric power from a plurality of direct-current power source devices to an alternating-current drive apparatus that functions as a drive source of the moving body. Each of the plurality of direct-current power source devices is connected to a corresponding inverter, which converts a direct-current output of the direct-current power source device into an alternating-current output, thereby forming one alternating-current output unit. Alternating-current wirings are used to make connection between each alternating-current output unit and the alternating-current drive apparatus and between respective alternating-current output units. Thereby, it is possible to keep electrical insulation between electric power supply wirings and a moving body with relative ease and also make connection between the direct-current power source devices in a simple and easy way. | 01-21-2010 |
20100019570 | Auxiliary electrical power system for vehicular fuel economy improvement - Method and apparatus for improving the fuel economy of a vehicle of the type having a vehicle electrical system that includes a generator senses a vehicle voltage of the vehicle electrical system during determined intervals, and supplies an offset current from an external source of electrical energy to the vehicle electrical system in response to the sensing of a vehicle voltage of the vehicle electrical system. In this manner, the electrical power output of the generator, and its effect on fuel consumption, are reduced in response to supplying of the offset current. A source of electrical energy external to the electrical system of the motor vehicle is controlled by an electronic control unit coupled to the source of electrical energy. A power converter receives on and off commands from the electronic control unit in response to vehicle voltage measurements by the electronic control unit. | 01-28-2010 |
20100019571 | METHOD AND DEVICE FOR SUPPLYING OPERATING VOLTAGE TO A CONTROL UNIT OF A MOTOR VEHICLE - A method for supplying operating voltage to a control unit of a motor vehicle, the control unit being continuously supplied by a vehicle battery, and a device for implementing the method. In the case of a method for supplying a control unit of a motor vehicle with operating voltage, where the power supply to the control unit is reliably ensured in the off and non-running state, respectively, during vehicle start-up, while entailing minimal outlay for circuitry, a potential of the vehicle battery is connected to the control unit at all times via at least one of the lines that are connected to the control unit. | 01-28-2010 |
20100026091 | Daycab auxiliary power conversion apparatus - Auxiliary power is provided to an auxiliary heating, ventilation and air conditioning (HVAC) subsystem located compactly beneath the passenger seat of a daycab. Nickel metal hydride (NiMH) or suitably alternative battery power is inverted to drive the HVAC subsystem, and the batteries are charged from the daycab's alternator when the daycab's engine is running or from a roadside power grid when the daycab is idle. | 02-04-2010 |
20100038962 | VEHICLE POWER SUPPLY APPARATUS, AND VEHICLE - A vehicle power supply apparatus includes a battery that is the main power storage device, a power feed line through which power is supplied to an inverter that drives a motor generator, a boost converter provided between the battery and power feed line to convert voltage, batteries that are a plurality of subpower storage devices provided parallel to each other, and a boost converter provided between the plurality of subpower storage devices and power feed line to convert voltage. The boost converter is selectively connected to any one of the plurality of subpower storage devices to convert voltage. | 02-18-2010 |
20100045106 | Wiring harness - A buffering part | 02-25-2010 |
20100052419 | CAR POWER SOURCE APPARATUS - The car power source apparatus is provided with a driving battery | 03-04-2010 |
20100060077 | GLAZING - An automotive glazing having a non-galvanic contact for an electrical device associated with the glazing is disclosed. The glazing comprises a first ply and a second ply of transparent glazing material having a ply of interlayer material extending between the plies of glazing material. The glazing also comprises an electric circuit, having a first connector portion, situated adjacent the ply of interlayer material, the first connector portion being configured to form a coupling region such that electrical signals in the circuit are can be coupled between the coupling region and an electrical device placed on the glazing. A second connector portion is included on the surface of the second ply of glazing material situated away from the interlayer material, and connectable to an electrical device. The second connector portion is adapted to receive a ferromagnetic core. This leads to an increased coupling factor (efficiency), making the connection suitable for powering a variety of electrical devices used within automotive vehicles and conventionally mounted on glazings. | 03-11-2010 |
20100078993 | POWER SUPPLY DEVICE FOR VEHICLE - A power supply device for a vehicle includes a battery, a power line (power supply line and ground line), a connection unit, a charger that is an electric power supply unit, an accessory load, a voltage sensor and a control device. When the accessory load is operating, the control device sends signals to the connection unit to turn off all of three system main relays. Thereby, battery is electrically disconnected from charger. The control device further produces a power command based on a predetermined target voltage and a voltage detected by the voltage sensor such that the detected voltage attains the target voltage. | 04-01-2010 |
20100090525 | SYSTEM, VEHICLE AND RELATED METHOD - A system includes a first energy storage system electrically coupled to the DC-link, and the first energy storage system comprises a first energy source that can exchange electrical power with an electric motor through the DC-link; a boost converter coupled to the DC-link; a second energy storage system that can be reversibly electrically coupled to the boost converter through a contactor, and wherein an operating voltage of the second energy storage system is less than an operating voltage of the first energy source; and the second energy storage system comprises both an energy battery and a second energy source, and the second energy source has an operating voltage that is higher than the energy battery and is lower than the first energy source operating voltage. A vehicle incorporating the system and a related method are provided. | 04-15-2010 |
20100102628 | HYBRID VEHICLE - A hybrid vehicle ( | 04-29-2010 |
20100102629 | Method for Controlling the Movement of an Adjusting Element in a Motor Vehicle - A method controls a movement of an adjusting element in a motor vehicle, preferably a window mechanism or a sliding roof. A closing operation is started by a user of the vehicle via a suitable operating unit. The movement of the adjusting element is monitored for resistance and the movement of the adjusting element is stopped upon detection of resistance. After a movement for opening the adjusting element has been stopped the current degree of opening of the adjusting element is determined and compared to a predefinable reference value, the adjusting element moving back automatically to the closed position if the degree of opening is below the predefinable reference value. | 04-29-2010 |
20100109430 | MODULAR POWER DISTRIBUTION SYSTEM, METHOD, AND APPARATUS HAVING CONFIGURABLE OUTPUTS - A system, method, and apparatus for controlling the supply of power for components of a vehicle. The system comprises a plurality of power modules or apparatuses, a J1939 bus, a plurality of electrical components, and a power supply. Each component is coupled to at least one power module, and the power modules are configured to supply power to electrical components coupled thereto. Each power module includes a controller, a plurality of power output lines, a plurality of pluggable power elements, and a power supply line. The controller is configured to electronically control at least one of the pluggable power elements for each power output line. Thus, the outputs of the power modules are configurable based on controlling the pluggable power elements. | 05-06-2010 |
20100187904 | Centralized HV Interlock System - A centralized high voltage interlock system includes an electrical source, an interlock control unit electrically connected to the electrical source, at least one high voltage component disposed in direct electrical contact with the interlock control unit and a high voltage electrical interlock disposed in electrical contact with the at least one high voltage component. | 07-29-2010 |
20100187905 | All wheel drive electric vehicle power assist drive system - A method and apparatus for an all-electric vehicle using a primary drive system and a secondary drive system is provided. While the primary drive system utilizes a single electric motor, the secondary drive system utilizes a pair of electric motors. In one configuration, a single electrical energy storage system (ESS) is used to supply power to both drive systems. A DC/DC converter can be used so that the two drive systems can utilize different DC bus voltage ranges. In another configuration, each drive system is coupled to a different electrical ESS. A bi-directional DC/DC converter can be used to provide an electrical path between each motor's inverter and the electrical ESS of the other drive system. An energy transfer control module connected to the bi-directional DC/DC converter and one or more sensors can be used to control the use of the bi-directional DC/DC converter. | 07-29-2010 |
20100194193 | SYSTEM WHERE THE NUMBER OF CONDUCTORS IS EQUAL TO OR ONE MORE THAN THE NUMBER OF SENSORS - A system including circuits, conductors and sensors. The circuits are configured to supply voltages. The conductors are configured to receive the supply voltages and the sensors are configured to provide data. Each of the sensors is configured to receive the supply voltages via a different set of two of the conductors and provide data via the different set of two of the conductors. The number of conductors is equal to the numbers of sensors or one more than the number of sensors. | 08-05-2010 |
20100201191 | Power Supply For By-Wire System - The invention relates to an electric power supply system for a by-wire vehicle system. There is a need for a power supply system which allows the integrity of the battery and alternator to be monitored. A vehicle electric power supply system includes a battery, an alternator, a key operated switch and at least two electronic control units (ECUs). A battery line is connected to the battery, to the second ECU, and to the key switch. An alternator line connects the alternator to the first ECU and to the key switch. A relay includes a relay switch which opens and closes a connection between the battery line and the alternator line. A relay coil is energizable to cause the relay switch to connect the battery line to the alternator line. Energization of the relay coil is controlled by one of the ECUs. This ECU causes the relay coil to move the switch element disconnect the alternator line from the battery line so that voltage from the alternator and battery can be independently tested. | 08-12-2010 |
20100225164 | AUTOMOTIVE POWER SYSTEM - A power system for an automotive vehicle includes a plurality of power storage units, a multiplexer electrically connected with the power storage units, and a switching converter electrically connected with the multiplexer. The switching converter is configured to selectively act as a flyback switchmode power converter or a forward switchmode power converter. | 09-09-2010 |
20100244560 | VEHICLE POWER SUPPLY SYSTEM - A vehicle power supply system has a power supply unit for supplying power to each unit of a vehicle, a plurality of actuation units actuated by the power from the power supply unit, an operation unit arranged for each of the plurality of actuation units, and operated when actuating the corresponding actuation unit, and a control unit for performing a control of starting supply of power from the power supply unit to each of the plurality of actuation units according to the operation of the corresponding operation unit when an actuation condition of the actuation unit corresponding to the operation unit is satisfied. | 09-30-2010 |
20100308650 | ELECTRIC CIRCUIT FOR AUTOMOBILE - The invention relates to an electric circuit for an automobile, that comprises a ground line (M), an onboard network (R) with a battery ( | 12-09-2010 |
20110001355 | POWER SUBASSEMBLY FOR MICRO-HYBRID SYSTEM IN AN AUTOMOBILE - The power sub-assembly ( | 01-06-2011 |
20110006599 | POWER SUBASSEMBLY FOR MICRO-HYBRID SYSTEM IN AN AUTOMOBILE - According to the disclosure, a power sub-assembly ( | 01-13-2011 |
20110012424 | CIRCUIT FOR VOLTAGE STABILIZATION IN AN ONBOARD POWER SUPPLY - The invention relates to a circuit ( | 01-20-2011 |
20110012425 | POWER MODULE LAYOUT FOR AUTOMOTIVE POWER CONVERTERS - An automotive power converter is provided. The automotive power converter includes a substrate, first and second electronic devices on the substrate, at least one conductive member coupled to the substrate and having a first device portion electrically coupled to the first electronic device and a second device portion electrically coupled to the second electronic device, and first and second terminals electrically coupled to the at least one conductive member. When a power supply is coupled to the first and second terminals, current flows from the first terminal to the first device portion substantially in a first direction and from the second terminal to the second device portion substantially in a second direction. The first direction has a first component and the second direction has a second component opposing the first component. | 01-20-2011 |
20110018340 | System and method for sequentional electrical power delivery from two generators in a vehicle electrical system - A vehicle electrical system comprises two generators coupled with one or more electrical subsystem, each of which includes at least one of a stored energy source and electrical load. Each generator is regulated via its associated voltage regulator at a common regulation voltage. Sequential electrical power delivery from the generators is achieved via a sequencing means. Where two or more electrical subsystems are present, electrical isolation is achieved via an isolating means. Overcharge protection is achieved by sensing and responding to the highest voltage of the two or more electrical subsystems. | 01-27-2011 |
20110025127 | VARIABLE VOLTAGE CONTROL SYSTEM AND METHOD FOR HYBRID VEHICLE - A system for controlling voltage to be supplied to electronic devices in a hybrid vehicle that includes: a main battery for storing power to be supplied to a motor of the vehicle; a sub-battery for storing power to be supplied to electronic devices of the vehicle; a low-voltage DC/DC converter (LDC) for converting a high voltage of the main battery into a low voltage and providing the low voltage to the sub-battery and the electronic devices; and a power controller for controlling power of the main battery, the LDC, and the sub-battery. The power controller controls the voltage to be supplied to the electronic devices with a low voltage, a reference voltage higher than the low voltage, and a high voltage higher than the reference voltage in accordance with an idle stop state, a constant velocity traveling state, an acceleration state, and a deceleration state of the vehicle. | 02-03-2011 |
20110049979 | Portable electric energy supplying device - An electric energy supplying device includes a set-up circuit coupled to an electric energy source, a limited current circuit and a voltage regulator coupled to the set-up circuit, a battery coupled to the set-up circuit with a charge electrocircuit for being charged by the electric energy the charge electrocircuit, another set-up circuit is coupled to the battery for receiving the electric energy from the battery and includes an output device for coupling and supplying the DC electric energy to a failed or weak or not charged battery of a vehicle, and an inverter circuit is coupled to the battery and includes an output device for coupling and supplying the AC electric energy to charge various electric facilities. | 03-03-2011 |
20110057510 | POWER SUPPLY APPARATUS FOR VEHICLE AND METHOD OF CONTROLLING POWER SUPPLY APPARATUS FOR VEHICLE - A subsidiary power supply ( | 03-10-2011 |
20110062779 | METHOD FOR A KIT FOR GENERATING ELECTRICITY FROM SOLAR PANELS - A kit for generating electricity from solar power to an electrical system inside any vehicle relying on a photovoltaic panels in the format of a foldable solar panel ( | 03-17-2011 |
20110068622 | VEHICLE HIGH VOLTAGE CABLE LAYOUT STRUCTURE - In a layout structure for a high voltage cable of an electric vehicle, the high voltage cable running from front to back is arranged to be kept towards the center of the vehicle, thereby avoiding damage to the cable even in the event of side impact. The high voltage cable ( | 03-24-2011 |
20110089758 | Method for Allocating High Voltage Electrical Energy to Vehicle Systems During Propulsion - A method is disclosed that defines a protocol for distributing power to high voltage components when two conditions exist: they being when the vehicle is being propelled or operated and when the power requested of the power supply is less than what the power supply can provide. The method determines which high voltage components can receive reduced or intermittent voltage and still allow the vehicle to operate in a proper manner. Calibrations of the usage and energy loss are based on parameters that dictate how important it is that a particular high voltage component receives as much of its requested power as possible. The critical function components will be weighted differently than those less critical components. | 04-21-2011 |
20110095603 | EMERGENCY CONTROL APPARATUS AND METHOD FOR USE - The present invention provides an emergency control apparatus, and method which maintains the power flow between a battery and an inverter and the operation state of an electric vehicle in the event of failure of a bidirectional DC-DC converter connected between the battery as a power source and the inverter for operating a drive motor. | 04-28-2011 |
20110101774 | EMERGENCY ENERGY SUPPLY DEVICE FOR A HYBRID VEHICLE - An emergency energy supply device for providing an emergency energy supply for a hybrid vehicle includes a high-voltage battery for driving an electric drive and a low-voltage battery. The emergency energy supply device includes an energy store, which is electrically connectible to the high-voltage battery and/or to the low-voltage battery and is arranged to provide the emergency energy supply. | 05-05-2011 |
20110109158 | EXTRACTION, STORAGE AND DISTRIBUTION OF KINETIC ENERGY - An energy conversion system (ECS) is described for energy conversion and distribution including the conversion of vehicle-stored energy into electrical energy and the distribution of the electrical energy locally at the home or via a utility grid level. The ECS includes a system coupled or connected to a vehicle powertrain and comprising a storage cell, a control and monitoring device, a converter unit that converts direct current (DC) energy to alternating current (AC) energy (also referred to as a converter or as an inverter), and an electric generator which extracts kinetic energy created by a moving object or vehicle, converting it into electric energy. This energy is stored in discrete storage cells in the object or vehicle until it can be downloaded into an electrical distribution system or grid. | 05-12-2011 |
20110115288 | MILD HYBRID SYSTEM AND METHOD FOR CONTROLLING THE SAME - A mild hybrid system according embodiments of the invention may include: a motor-alternator; an inverter for controlling electrical energy flow to and from the motor-alternator; an electrical energy storage for storing electrical energy generated by the motor-alternator; and a unidirectional DC/DC buck converter including a bypass means for providing a physical connection between the motor-alternator and a vehicle electrical load. With the system, the manufacturing cost can be reduced, packaging process can be simplified, and an additional cooling device is not required. | 05-19-2011 |
20110115289 | MOTOR CONTROL DEVICE, ELECTRIC POWER STEERING SYSTEM, AND VEHICLE STEERING SYSTEM - In a motor control device that is used for, for example, an electric power steering system or another vehicle steering system equipped with a motor, a relay circuit ( | 05-19-2011 |
20110115290 | ELECTRIC VEHICLE CONTROL APPARATUS - An electric vehicle control apparatus includes: a main power source ( | 05-19-2011 |
20110133549 | MOTOR DRIVE SYSTEM FOR HYBRID VEHICLE AND METHOD FOR CONTROLLING THE SAME - The present invention provides a motor drive system for a hybrid vehicle and a method for controlling the same, which can prevent a counter electromotive force generated from a motor during turn-off of a main relay from being applied to non-powertrain components such as a DC converter and an electric air conditioner inverter, thus protecting the non-powertrain components and preventing the occurrence of failure. | 06-09-2011 |
20110148191 | POWER FEEDING CONTROL APPARATUS - A power feeding control apparatus includes a housing for accommodating at least a relay unit which opens and closes power feeding lines, a control circuit for controlling the relay unit, a leakage current detection circuit for detecting leakage current in the electric vehicle and a power supply circuit for generating a control electric power. The apparatus further includes a power source side connector and a vehicle side connector. The leakage current detection circuit includes a zero current transformer through which the power feeding lines extend and is configured to detect leakage current based on unbalanced currents flowing through the power feeding lines. Lead plates constitute a part of the power feeding lines and pass through a central opening of the zero current transformer, and the zero current transformer includes a positioning member molded within the central opening to fix the positions of the lead plates. | 06-23-2011 |
20110187184 | ELECTRICALLY POWERED VEHICLE - A path for charging a main battery from an external power source is established by turning on a first relay and a second relay. This charging path is provided independently of an electric path between a motor generator for generating a vehicle driving force and the main battery established by turning on a third relay. Further, an auxiliary load system including an auxiliary battery is not connected to the above-mentioned electric path, but receives operating power through a power line between the second relay and a power converter so as to be operable even with the third relay turned off. | 08-04-2011 |
20110187185 | ELECTRIC TRACTION CHAIN FOR AN AUTOMOBILE - The invention relates to an electric traction chain ( | 08-04-2011 |
20110193409 | POWER SUPPLY DEVICE FOR VEHICLE - A power supply device is provided for a vehicle having an idling-stop function, the power supply device including a boosting converter circuit with small loss that compensates for a voltage drop of a battery during starting of the engine and performing a protection function against a case in which the polarities of the battery are mistakenly connected in reverse. A series circuit including two MOSFETs serially connected to one another and an inductor is connected to the ends of a DC power source. A diode is connected to the connection point between the two MOSFETS serially connected to one another and the inductor, and a capacitor is connected in parallel to the two MOSFETS serially connected to one another. The two MOSFETs are serially connected such that the polarities of respective body diodes thereof are opposite to each other. | 08-11-2011 |
20110198920 | Vehicle power supply apparatus - A first power supply system is constituted by an alternator and a main battery while a second power supply system is constituted by electrical equipment and a sub-battery. Further, a switch is provided between the first power supply system and the second power supply system. During vehicle deceleration, the switch is switched to a disconnected state, whereby the first power supply system and the second power supply system are disconnected. As a result, a generation voltage of the alternator can be raised, enabling an increase in the generation amount, without applying an excessive voltage to the electrical equipment. Hence, the main battery can be charged sufficiently during deceleration, and therefore the alternator can be halted during acceleration and steady travel. Furthermore, by halting the alternator, an engine load can be reduced, and as a result, an improvement in the fuel efficiency of the vehicle can be achieved. | 08-18-2011 |
20110198921 | POWER SUPPLY DEVICE AND POWER SUPPLY SYSTEM FOR FUEL CELL VEHICLE - A power supply device includes: a first line, a second line, and a third line, each having a different electric potential from one another; a battery circuit in which a fuel cell stack and an electric storage device are connected in series; and a first DC-DC converter, wherein both ends of the battery circuit are connected to the first line and the third line, a connection point of the electric storage device and the fuel cell stack of the battery circuit is connected to the second line, a primary side of the first DC-DC converter is connected to the second line and the third line, a secondary side of the first DC-DC converter is connected to the first line and the third line, and electric power is outputted from the first line and the third line. | 08-18-2011 |
20110204715 | POWER SUPPLY CONTROL DEVICE - A power supply control device includes a body block having a power supply control circuit and a housing accommodating the power supply control circuit, a power side cable, and a vehicle side cable. At least one of the power side cable and the vehicle side cable has a holder holding contacts. The body block has terminals electrically connected to the power supply control device and held by the housing such that a portion of each of the terminals is exposed out of the housing. The housing is provided with at least one joint part to which the holder is detachably coupled. The contacts are brought into contact with the respective terminals in the state where the holder is coupled to the joint part, so that the respective wires are electrically connected to the power supply control circuit. | 08-25-2011 |
20110221268 | Power Converter and In-Car Electrical System - Downsizing, cost reduction, and a low inductance of an input/output circuit are to be achieved with a power converter in which a multilayer board having a power semiconductor module | 09-15-2011 |
20110227410 | MICRO-HYBRID SYSTEM PROVIDED FOR SUPPLYING POWER TO AN ELECTRICITY DISTRIBUTION NETWORK OF AN AUTOMOBILE - Described is a micro-hybrid system for an automobile including: 1)a rotating electrical machine (i.e., a starter/alternator); 2) at least one power converter connectable to an electricity distribution network of the automobile, this network including a power storage unit; and, 3)a control circuit capable of controlling the power converter to provide a power supply current to the electricity distribution network. The system additionally provides a device associated with the control circuit for controlling, during a change of state between the states of providing and not providing the power supply current to the electricity distribution network, an at least partially gradual variation in a charge voltage generated by the power converter so as to obtain a corresponding gradual variation in a network voltage of the electricity distribution network from a first network voltage value to a second network voltage value, a duration of the variation between the first and second network voltage values being predetermined so as to eliminate a negative effect or consequences (surges, dimming of lights, etc.) of a state change on the electronic environment of the micro-hybrid system. | 09-22-2011 |
20110260529 | ON-DEMAND ELECTRIC POWER CONTROL STRATEGY - A motor vehicle includes an internal combustion engine configured to generate engine power, and a transmission operatively connected to the internal combustion engine and configured to transmit the engine power for driving the vehicle. The vehicle additionally includes a three-phase electrical device configured to operate on three-phase power, and an alternator operatively connected to the engine. The alternator is configured to operate on three-phase electric power, to supply un-rectified three-phase power to directly operate the three-phase electrical device, and to cease supplying power when the engine is off. | 10-27-2011 |
20110260530 | VEHICULAR ELECTRICAL SYSTEMS, AUTOMOTIVE ELECTRICAL SYSTEMS, AND AUTOMOTIVE PROPULSION SYSTEMS - Vehicular electrical systems are provided. The vehicular electrical systems include a source device including an electrical component, a load device, and a cable assembly interconnecting the source device and the load device. The cable assembly includes a conductive core electrically interconnecting the electrical component and the load device, a conductive shield surrounding and being electrically insulated from the conductive core, the conductive shield having a first portion and a second portion, and an insulating body positioned between the first and second portions of the conductive shield such that the first and second portions of the conductive shield are electrically separated. | 10-27-2011 |
20110260531 | POWER SUPPLY APPARATUS FOR VEHICLE - A power supply apparatus for a vehicle is provided which supplies electric power to a power supply unit and charges electric power from the power supply unit via a power port. The vehicle includes a plurality of power inverter circuits which are connected to a common storage unit in parallel. The plurality of power inverter circuits include an electric power transferring power inverter circuit connected to the power port via an electric power transferring electric path, and are divided into a first category including the electric power transferring power inverter circuit and a second category. The power supply apparatus includes a connection prohibiting unit which realizes a state in which the power inverter circuit included in the first category is electrically connected to the storage unit, and the power inverter circuit included in the second category is disconnected from the storage unit. | 10-27-2011 |
20110278919 | CANCEL SWITCH - A cancel switch is intended for use with a vehicle equipped with an audiovisual system having a compulsory switching unit which compulsorily switches a video on a monitor screen to a still image or a navigation screen during a running condition of the vehicle. The cancel switch includes a deactivation unit deactivating the compulsory switching unit so that the video is displayed even during the running condition of the vehicle. The deactivation unit includes a proximity sensor which detects proximity of an object by a non-contact manner and a switching circuit which conducts or breaks a signal line through which a determination signal indicative of the running condition of the vehicle is transmitted. | 11-17-2011 |
20110278920 | APPARATUS FOR CONTROLLING POWER SUPPLIED TO ON-VEHICLE ELECTRICAL LOADS - A power control apparatus is applied to a vehicle provided with a receiving port connected with an external power supply device placed outside the vehicle and on-vehicle electrical loads including a second battery which stores power supplied from the external power supply device via the receiving port. The power control apparatus for vehicles has power supply processing means that performs a power supply process for supplying desired power to the loads during a stop of the vehicle. This power supply processing means predicts cost required to supply the desired power, based on future predicted power cost information, in planning a power supply process needed during the stop of the vehicle. This planned power supply process is performed. | 11-17-2011 |
20110285201 | Redundant Parallel Operation of Motor Vehicle Electrical System Generators - In a method for controlling a group of at least two electrical generators which supply a motor vehicle electrical system, each individual generator of the group provides a generator workload value, which indicates a workload of the individual generator, to each other one of the group of generators. The workload values represent an absolute value which indicates an actual power which is generated by the individual generator. Alternatively, the workload values represent a relative value, which indicates a ratio of the actual power to a nominal power of the individual generator. | 11-24-2011 |
20110291474 | Vehicle Control System with Proximity Switch and Method Thereof - A control system for controlling a position of a window and method thereof are provided. The control system includes a cover at least partially adapted to have a trough, the cover having a interior side and an exterior side, and a first proximity sensor adjacent to the interior side that is configured to detect an object within the first portion of the trough. The control system further includes a second proximity sensor adjacent to the interior side that is configured to detect the object within the second portion of the trough, and a processor in communication with the sensors, and configured to communicate a control signal to the window as a function of the detection of the sensors, wherein the control signal is based upon a most recent detection of the sensors when both sensors are activated within a first time period. | 12-01-2011 |
20110291475 | VEHICULAR ELECTRICAL SYSTEMS - Vehicular electrical systems are provided. The vehicular electrical systems include a first direct current (DC) voltage supply, a second DC voltage supply coupled to the first DC voltage supply, a first direct current-to-direct current (DC/DC) power converter coupled to the first and second DC voltage supplies, a second DC/DC power converter coupled to first and second DC voltage supplies and the first DC/DC power converter, and a power receptacle electrically connected to the second DC/DC power converter. The second DC/DC power converter is configured to regulate power flow between the first and second voltage supplies and the power receptacle. | 12-01-2011 |
20110304201 | Regulating Device of General Automobile Performance - A regulating device for general automobile utilizes automobile batteries, the plug of the lighter, or the DC output of the engine to obtain power. It has a voltage recognition circuit; when voltage is ≧12.9V, the circuit is started up; when the voltage is ≦12.8V, the circuit is cut off; as a result, the storaged batteries can be protected effectively. When the automobile is started, the circuit will generate pulse energy of 5KHz-10KHz; the pulse has the function of clamping voltage reversely and therefore will eliminate the electromagnetic induction ripple derived from the lightering and fuel feeding circuit, shorten the primary and secondary induction time of lighter coils, quicken the on/off action of a fuel injection needle valve, and improve sprayability effects, make combustion more fully and cut down the carbon deposits; torque can be increased, emission can be cut; accordingly, the whole automobile performance will be improved greatly. | 12-15-2011 |
20110304202 | BATTERY DISCONNECTION IN ELECTRIC VEHICLES - Systems and methods for disconnection of battery power from vehicular components in an electric vehicle upon the occurrence of a crash event are described. In an embodiment of an electric vehicle, upon detection of a crash event, an appropriate signal is transmitted through a controller area network (CAN). A battery management unit (BMU) detects the signal and then severs a power connection between the battery and one or more vehicular components of the electric vehicle. In another embodiment of an electric vehicle, a crash event is detected and a signal to deploy an airbag and/or a pretensioner is emitted. Once a decision is made to deploy the airbag and/or the to pretensioner, the BMU then cuts off battery power to one or more vehicular components of the electric vehicle. | 12-15-2011 |
20110304203 | Power Conversion Installment Kit for Plug-in Hybrid Electric Vehicle - A power conversion system for HEV, which comprising: a battery pack and inverter power conversion module for generating DC voltage; the inverter power conversion module is used to convert DC voltage into DC high voltage required for driving the motor of HEV; while the power conversion effect is guaranteed, the present invention could reduce markedly the amount of batteries for the battery pack, minimize the cost and weight, while the connections of batteries and possible unreliable factors are cut down for more reliable connection and simpler processing. | 12-15-2011 |
20110309674 | POWER CONTROL SYSTEM AND VEHICLE POWER CONTROL DEVICE - A power control system includes a vehicle having a first battery and a second battery separate from the first battery; a power converter provided at a building, the power converter converting power charged in the first battery and supplying the converted power to electrical equipment; a first connection line connecting the first battery and the power converter and supplying the power from the first battery to the power converter; and a second connection line connecting the second battery and the power converter and supplying control power to activate the power converter from the second battery to the power converter. | 12-22-2011 |
20110316334 | WIRELESS POWER SUPPLY SYSTEM - A wireless power supply system has a power sending resonance coil, a power receiving resonance coil, and a relay resonance coil. The power sending resonance coil has a predetermined resonance frequency characteristic, and transmits power wirelessly. The power receiving resonance coil has the same resonance frequency characteristic as the power sending resonance coil, and receives power wirelessly with a magnetic field resonance mode generated by synchronization of the resonance frequency. The relay resonance coil has the same resonance frequency characteristic as the power sending resonance coil and the power receiving resonance coil, and relay power from the power sending resonance coil to the power receiving resonance coil wirelessly with the magnetic field resonance mode generated by synchronization of the resonance frequency with them. | 12-29-2011 |
20120013185 | FUEL CELL SYSTEM - The largest possible compartment space is secured in a fuel cell hybrid vehicle. A reactor unit, a voltage-increase control unit | 01-19-2012 |
20120019061 | BATTERY MODULE, BATTERY SYSTEM AND ELECTRIC VEHICLE - A battery block composed of a plurality of battery cells and a voltage detecting circuit (state detecting circuit) for detecting a voltage between terminals of each battery cell are included, and a flexible printed circuit board, in which a voltage detecting line for electrically connecting a positive electrode terminal or a negative electrode terminal of the battery cell and the voltage detecting circuit (state detecting circuit) is integrated with a substrate made or a flexible material, is provided. | 01-26-2012 |
20120032505 | POWER SUPPLY SYSTEM AND VEHICLE EQUIPPED WITH THE SAME - Converters are connected in parallel with each other to a pair of electric power lines. When required electric power required by a drive force generation unit is not more than a threshold value, a converter ECU causes a voltage converting operation of one of the converters that is associated with a power storage device of a higher output voltage to perform voltage converting operation, and causes the voltage converting operation of the other converter to be stopped, based on output voltages of the power storage devices detected by output voltage detection units. The first power storage device and the second power storage device are configured so that one of the power storage devices has a higher power supply voltage by a predetermined value than the power supply voltage of the other power storage device. The predetermined value is defined based on errors which may be included in detected values of the output voltage detection units. | 02-09-2012 |
20120043809 | Auxiliary Device Using Primary Inverter Feeds - An electric machine system includes an electric motor, an auxiliary device configured to receive filtered electric power, and a filter. The filter is configured to receive electric power and to pass filtered electric power to the auxiliary device at a frequency not used for power conversion to rotational energy by the electric motor. A method for operating the electric machine system is also disclosed. | 02-23-2012 |
20120043810 | Method and system for eliminating fuel consumption during dynamic braking of electric drive machines - A drive system ( | 02-23-2012 |
20120056476 | ELECTRICAL SYSTEM HAVING AN ELECTRICAL DISTRIBUTION CENTER - An electrical distribution assembly comprises an insulating base member comprising a primary bus bar channel, including an isolation plate and sidewalls, to electrically isolate and support a current carrying primary bus bar and position the primary bus bar in the electrical distribution assembly. A bus bar securing boss is disposed in the primary bus bar channel to engage a bus bar opening in the primary bus bar. A plurality of sub-bus bar channels, that are smaller in size than the primary bus bar channel are defined by the bus bar securing boss and the isolation plate and sidewalls, and are configured to electrically isolate and support a secondary bus bar and position the secondary bus bar in the electrical distribution assembly. | 03-08-2012 |
20120056477 | Electrically Drivable Motor Vehicle - An electrically drivable motor vehicle with at least two parallel connectable vehicle batteries is provided with an electronic circuit arrangement. The electronic circuit arrangement includes a number of electronic load interrupter switches corresponding to the number of vehicle batteries, via which the vehicle batteries can be connected through individually or together to an electrical consumer. The load interrupter switches respectively comprise two power branches arranged anti-parallel to each other. | 03-08-2012 |
20120062029 | DISCHARGE DEVICE FOR VEHICLE - A power control unit (PCU) case accommodates an electric circuit of a PCU that includes a first capacitor and is operated by a storage battery. In the electric circuit, a first bus bar is connected to a part in the vicinity of the anode of the first capacitor, and a second bus bar is connected to a part in the vicinity of the cathode of the first capacitor. A discharge mechanism is formed by connecting in series a switch activated by an explosive actuator and a discharging resistor. The discharge mechanism is integrally fixed to the PCU case. When a collision of the vehicle is detected, the discharge mechanism short-circuits the first bus bar and the second bus bar with each other through the activation of the switch. Accordingly, the discharge mechanism is connected in series with the first capacitor, so that the discharging resistor discharges the first capacitor. | 03-15-2012 |
20120068532 | POWER SUPPLY APPARATUS AND VEHICLE - A relay that is electrically connected/disconnected to/from a battery in parallel with a smoothing capacitor on an inverter side with respect to a system main relay is provided. Thus, when the system is turned off, the battery and electrode buses are electrically disconnected from each other by the system main relay, and the positive electrode bus is thereby connected to the negative electrode bus by the relay. As a result, electric power accumulated in the smoothing capacitor is more reliably and more swiftly discharged. | 03-22-2012 |
20120074773 | METHOD FOR OPERATING A CONTROL CIRCUIT, PARTICULARLY FOR USE IN A MOTOR VEHICLE - A method for operating a control circuit having a first output and a second output and having an allocated first switching arrangement and an allocated second switching arrangement, in which a control voltage present between the outputs for operating a load, in particular of a motor vehicle, is formed in that the first output is optionally connected by a switching arrangement to a first potential or to a second potential, and the second output is optionally connected by a switching arrangement to the first potential or to the second potential, a state in which the control voltage is intended to be at least briefly and at least approximately zero being brought about in a first case in that the two outputs are simultaneously connected by the two switching arrangements to the first potential, and being brought about in a second case in that the two outputs are simultaneously connected by the two switching arrangements to the second potential, both cases being brought about at least once during operation of the control circuit, and, both in the first case and in the second case, a difference between two output potentials that characterizes the control voltage present at the outputs, or that characterizes a current flowing through at least one shunt resistor situated in series to the outputs and/or in series to switches, being acquired and being subjected to a comparison. | 03-29-2012 |
20120074774 | APPARATUS FOR ENERGY TRANSFER USING CONVERTER AND METHOD OF MANUFACTURING SAME - According to an aspect of the invention, a motor drive circuit includes a first energy storage device configured to supply electrical energy, a bi-directional DC-to-DC voltage converter coupled to the first energy storage device, a voltage inverter coupled to the bi-directional DC-to-DC voltage converter, and an input device configured to receive electrical energy from an external energy source. The motor drive circuit further includes a coupling system coupled to the input device, to the first energy storage device, and to the bi-directional DC-to-DC voltage converter. The coupling system has a first configuration configured to transfer electrical energy to the first energy storage device via the bi-directional DC-to-DC voltage converter, and has a second configuration configured to transfer electrical energy from the first energy storage device to the voltage inverter via the bi-directional DC-to-DC voltage converter. | 03-29-2012 |
20120074775 | ON-BOARD ELECTRICAL SYSTEM FOR A MOTOR VEHICLE AND METHOD FOR OPERATING AN ELECTRICAL LOAD - Disclosed is a method allowing the advantageous operation of an on-board electrical system ( | 03-29-2012 |
20120091792 | METHOD AND APPARATUS FOR CHARGING OR DISCHARGING AN ELECTRICAL DEVICE - An apparatus for charging and discharging an electrical device in vehicle is provided. The apparatus comprises a switch, first and second power sources, and first and second contactors. The first power source is configured to provide a low voltage. The switch is configured to enable/disable the first power source. The second power source is configured to provide a high voltage for charging the electrical device. The first contactor is operably coupled to the first power source and to the second power source, the first contactor being configured to enable the second power source to provide the high voltage for charging the electrical device in response to the switch enabling the first power source. The second contactor is operably coupled to the first power source and to the second power source, the second contactor being in an open state in response to the switch enabling the first power supply. | 04-19-2012 |
20120091793 | VEHICLE WINDOW OPENING AND CLOSING CONTROL DEVICE - The driver seat unit and the other-seat unit are connected by the single signal line. A direction of a current passed through a motor is switched using contacts of a window opening switch and a window closing switch in the other-seat unit. When a window closing manipulation is performed by the driver seat unit, the current is passed through a coil of a relay via the contacts of the window closing switch, and a contact of the relay is switched to pass a forward current through the motor. When a window opening manipulation is performed by the driver seat unit, the current is passed through a coil of a relay via the contacts of the window opening switch, and a contact of the relay is switched to pass a reverse current through the motor. | 04-19-2012 |
20120098332 | STARTING DEVICE FOR HIGH-VOLTAGE COMPONENTS OF FUEL CELL VEHICLE AND METHOD FOR CONTROLLING THE SAME - The present invention provides a starting device for high-voltage components of a fuel cell vehicle and a method for controlling the same, which can improve starting performance during start-up of the fuel cell vehicle by eliminating a DC-DC converter for the operation of the high-voltage components (e.g., air blower, water pump, etc.) of the fuel cell vehicle, and mounting a separate starting means, which can be operated solely by the power of a 12 V battery, directly on a drive shaft of the high-voltage component. | 04-26-2012 |
20120104845 | METHOD FOR OPERATING AN ELECTRICAL NETWORK, IN PARTICULAR OF A MOTOR VEHICLE - A method for operating an electrical network, in particular of a hybrid motor vehicle, the network having at least one electrical accumulator, in particular a high-voltage accumulator, at least one electric machine, and at least one inverter controlling the electric machine, the electrical accumulator being electrically disconnected from the network when a malfunction is detected and the inverter being switched to a short-circuit operating mode when a specifiable voltage limit of a network voltage of the network is subsequently exceeded. There is a provision for switching power semiconductors of the inverter in such a way that the driven electric machine induces a voltage and provides it via free-wheeling diodes on the electrical network and the induced voltage is used for operating the electric machine as a generator such that a specifiable network voltage is set by the electric machine. | 05-03-2012 |
20120104846 | Power Controller for Recreational Vehicles and Travel Trailers and Method for Use of Same - A power controller for electrically connecting recreational vehicles and travel trailers to a power pedestal including a primary circuit and a Ground Fault Circuit Interrupter (GFCI) circuit, and a method for use of the same are disclosed. In one embodiment, the power controller includes an electrical housing configured to be installed in a mobile vehicle. A relay switch located within the power controller operates under the direction of a control circuit and, depending on the load conditions, is configured to switch between (i) a first circuit configuration that delivers power from a first electrical input to a first electrical output, and (ii) a second circuit configuration that delivers power from the first electrical input to the first electrical output and, in isolation, from the second electrical input to the second electrical output. | 05-03-2012 |
20120112533 | POWER SUPPLY SYSTEM FOR HYBRID VEHICLE - A power supply system for a hybrid automotive vehicle having a battery which produces a first high voltage sufficient to power one or more electric motors to propel the vehicle. A first voltage step down circuit is connected to the battery circuit which reduces the first voltage to a second voltage sufficient to actuate fuel injectors in the internal combustion engine also used to propel the vehicle. A second step down voltage circuit is connected to either the battery circuit or the first voltage step down circuit which reduces the voltage to a third voltage sufficient to power a low voltage electrically powered device in the drive system of a vehicle. | 05-10-2012 |
20120112534 | WIRELESS ENERGY TRANSFER WITH MULTI RESONATOR ARRAYS FOR VEHICLE APPLICATIONS - A vehicle powering wireless receiver for use with a first electromagnetic resonator coupled to a power supply. The wireless receiver includes a load configured to power the drive system of a vehicle using electrical power, and a second electromagnetic resonator adapted to be housed upon the vehicle and configured to be coupled to the load, at least one other electromagnetic resonator configured with the first electromagnetic resonator and the second electromagnetic resonator in an array of electromagnetic resonators to distribute power over an area, wherein the second electromagnetic resonator is configured to be wirelessly coupled to the array to provide resonant, non-radiative wireless power to the second electromagnetic resonator from the first electromagnetic resonator. | 05-10-2012 |
20120112535 | WIRELESS ENERGY TRANSFER FOR VEHICLES - A vehicle powering wireless receiver for use with a first electromagnetic resonator coupled to a power supply. The wireless receiver including a load configured to power the drive system of a vehicle using electrical power, and a second electromagnetic resonator adapted to be housed upon the vehicle configured to be coupled to the load, wherein the second electromagnetic resonator is moveable relative to the first electromagnetic resonator while power is transferred, the second electromagnetic resonator configured to be wirelessly coupled to the first electromagnetic resonator to provide resonant, non-radiative wireless power to the second electromagnetic resonator from the first electromagnetic resonator, and a second electromagnetic resonator adapted to be housed upon the vehicle and comprising an inductive loop and configured to be coupled to the load via a capacitive network comprising at least one capacitor in series with the inductive loop and one capacitor in parallel with the inductive loop. | 05-10-2012 |
20120112536 | WIRELESS ENERGY TRANSFER FOR VEHICLES - A vehicle powering wireless receiver for use with a first electromagnetic resonator coupled to a power supply. The wireless receiver includes a load configured to power the drive system of a vehicle using electrical power, and a second electromagnetic resonator adapted to be housed upon the vehicle and configured to be coupled to the load, wherein the second electromagnetic resonator is of substantially different size from the first electromagnetic resonator, wherein the second electromagnetic resonator configured to be wirelessly coupled to the first electromagnetic resonator to provide resonant, non-radiative wireless power to the second electromagnetic resonator from the first electromagnetic resonator, and a second electromagnetic resonator adapted to be housed upon the vehicle and comprising an inductive loop and configured to be coupled to the load via a capacitive network comprising at least one capacitor in series with the inductive loop and one capacitor in parallel with the inductive loop. | 05-10-2012 |
20120112537 | Vehicle Drive Unit - A vehicle drive unit includes a motor as a power source, a power control unit supported by a vehicle body, and a three-phase cable that connects the power control unit and the motor. A first end portion of the three-phase cable is connected to the power control unit toward the rear of the vehicle in a direction orthogonal to a rotary axis of the motor, a second end portion of the three-phase cable is connected to the motor toward the front of the vehicle in the orthogonal direction, and a U-shaped swing absorber that is curved to extend in the orthogonal direction is provided between the first end portion and the second end portion of the three-phase cable. | 05-10-2012 |
20120112538 | WIRELESS ENERGY TRANSFER FOR VEHICLE APPLICATIONS - A vehicle powering wireless receiver for use with a first electromagnetic resonator coupled to a power supply includes a load configured to power the drive system of a vehicle using electrical power, and a second electromagnetic resonator adapted to be housed upon the vehicle and configured to be coupled to the load by a converter capable of converting energy captured by the second electromagnetic resonator into a form usable by the load, wherein the second electromagnetic resonator is configured to be wirelessly coupled to the first electromagnetic resonator to provide resonant, non-radiative wireless power to the second electromagnetic resonator from the first electromagnetic resonator. | 05-10-2012 |
20120119573 | Ultra High Efficiency Transmission, with Grid Tied Energy Storage Capability, for a Wind Turbine or a Fuel Cell or Battery Powered Electric Vehicle - A transmission for a motor vehicle is provided. The transmission is a plurality of switches that reeonfigurably interconnects constrained energy sources through switch settings. In one embodiment, the energy sources are batteries or fuel cells for an electric or hybrid motor vehicle. The transmission is in communication with a controller that receives energy from the plurality of energy sources and regulates output energy. In one embodiment the controller is a pulse width modulation controller and may also be an inverter and/or converter. A device for converting the output energy of the controller into one of a force or a rate is provided. In one embodiment the device is an electric motor. | 05-17-2012 |
20120119574 | POWER SUPPLY DEVICE FOR VEHICLE - The invention has an object of providing a power supply device for vehicle of high efficiency while keeping longer service life of a capacitor. By supplying an electric power of a capacitor to various electronic devices for a first predetermined time period after a vehicle engine has been stopped and discharging an electric power of the capacitor to a battery for a second predetermined time period after the first predetermined time period has ended, the voltage of the capacitor is reduced. By forcing the electric power of the capacitor to discharge at a forced discharge circuit until the voltage of the capacitor is substantially equal to a predetermined voltage after the second predetermined time period has ended, the time period during which the capacitor is held at a high voltage is made shorter. Longer service life of the capacitor and higher efficiency of the power supply device can be achieved. | 05-17-2012 |
20120119575 | WIRELESS ENERGY TRANSFER FOR VEHICLES - A vehicle powering wireless receiver for use with a first electromagnetic resonator coupled to a power supply. The wireless receiver includes a load configured to power the drive system of a vehicle using electrical power, and a second electromagnetic resonator adapted to be housed upon the vehicle and configured to be coupled to the load, wherein the second electromagnetic resonator is configured to be wirelessly coupled to the first electromagnetic resonator to provide resonant, non-radiative wireless power to the second electromagnetic resonator from the first electromagnetic resonator; and wherein the field of at least one of the first electromagnetic resonator and the second electromagnetic resonator is shaped using a conducting surface to avoid a loss-inducing object. | 05-17-2012 |
20120119576 | SAFETY SYSTEMS FOR WIRELESS ENERGY TRANSFER IN VEHICLE APPLICATIONS - A vehicle powering wireless receiver for use with a first electromagnetic resonator coupled to a power supply. The wireless receiver including a load configured to power the drive system of a vehicle using electrical power, a second electromagnetic resonator adapted to be housed upon the vehicle and configured to be coupled to the load, a safety system for to provide protection with respect to an object that may become hot during operation of the first electromagnetic resonator. The safety system including a detection subsystem configured to detect the presence of the object in substantial proximity to at least one of the resonators, and a notification subsystem operatively coupled to the detection subsystem and configured to provide an indication of the object, wherein the second resonator is configured to be wirelessly coupled to the first resonator to provide resonant, non-radiative wireless power to the second resonator from the first resonator. | 05-17-2012 |
20120126614 | AUTOMOTIVE ELECTRIC POWER SUPPLY SYSTEM - The main electric power source is connected to a lower-voltage side of a DC/DC converter by a first switch, and an electrical double-layer capacitor and a regulator circuit is connected to a higher-voltage side of the DC/DC converter. In addition, permanent magnets are disposed on a rotor so as to generate a magnetic field that is in a reverse direction to excitation by a field coil inside a claw-shaped magnetic pole portion of the rotor. A power supply control circuit controls opening and closing of the first switch so as to be in an open state when the engine is at rest, and so as to be set to a connected state after the regulator circuit is operated to make the alternator generate electric power to precharge the electrical double-layer capacitor after the engine is started. | 05-24-2012 |
20120133204 | POWER SUPPLY SYSTEM FOR VEHICLE AND ELECTRICALLY-POWERED VEHICLE HAVING THE POWER SUPPLY SYSTEM - A charger converts electric power supplied from an AC power supply external to a vehicle into a predetermined charging voltage. A relay is provided between the charger and a power storage device. A charging ECU controls the charger and the relay. An AC/DC converter converts electric power supplied from the AC power supply into a predetermined power supply voltage and supplies the electric power converted into the power supply voltage to a charging device constituted of the charger, the relay and the charging ECU. While the power storage device is charged by the AC power supply, the charging device operates with the operating electric power it receives from the AC/DC converter. | 05-31-2012 |
20120139338 | HIGH VOLTAGE SYSTEM OF ELECTRIC VEHICLES - The present invention provides a high voltage system of an electric vehicle. More particularly, it relates to a high voltage system of an electric system which makes it possible to remove a sub-battery conventionally required in such systems by allowing a high voltage battery to function as the sub-battery. The high voltage system includes a high voltage battery, in which a cell and/or a module of the high voltage battery is connected to low voltage electric equipment through an NC relay, such that power of the cell and/or the module of the high voltage battery is supplied to the low voltage electric equipment at ignition-off. | 06-07-2012 |
20120146407 | POWER SUPPLY APPARATUS FOR SLIDING DOOR - The power supply apparatus for sliding door | 06-14-2012 |
20120153718 | Thermal Management System for Use with an Integrated Motor Assembly - An integrated drive system assembly is provided that combines an electric motor, a power inverter assembly and a gearbox into a single, multi-piece enclosure. Combining these components into a single enclosure reduces weight, reduces drive system complexity, reduces system volume, simplifies assembly integration into an electric vehicle, reduces manufacturing cost, allows the flexible and lengthy electrical cables between the power inverter and the electric motor to be replaced with short, low loss, rigid bus bars, and simplifies component cooling by allowing the use of a common thermal management system. The common thermal management system includes a liquid coolant loop that is thermally coupled to the electric motor, the power inverter assembly and the gearbox. | 06-21-2012 |
20120153719 | Semiconductor Element Control Device and In-Vehicle Electrical System - A semiconductor element control device that controls a semiconductor element that performs switching operation for converting DC power into AC power, or AC power into DC power, includes: a drive unit that outputs a drive signal for controlling the switching operation of the semiconductor element to a terminal of the semiconductor element; a short-circuit detection unit that detects short-circuit of the semiconductor element on the basis of the voltage at the terminal, and outputs a short-circuit detection signal; and a drive interruption unit that interrupts current flowing in the semiconductor element on the basis of the short-circuit detection signal output from the short-circuit detection unit. | 06-21-2012 |
20120175950 | MULTI-PURPOSE VEHICLE CAPABLE OF SUPPLYING ELECTRICITY TO EXTERNAL ELECTRICAL APPLIANCES - A multi-purpose vehicle includes a frame, two aligned seats, an engine, a first generator driven by the engine, and a second generator driven by the engine. The frame includes two side frame portions, a base connected between the side frame portions, and two seat supports disposed on the base for supporting the seats, respectively. The second generator is disposed on the base and under one of the seats for supplying electricity to external electrical appliances. | 07-12-2012 |
20120181860 | DUAL BIPOLAR MAGNETIC FIELD FOR LINEAR HIGH-VOLTAGE CONTACTOR IN AUTOMOTIVE LITHIUM-ION BATTERY SYSTEMS - A device and method for operating automotive battery system relays and related switches. By creating a dual bipolar magnetic field adjacent the contactor portion of a switching mechanism in the relay, the magnetic field used to promote arc extinguishing is shifted, which in turn reduces the Lorentz force that forms as a byproduct of the field. Such a configuration has the potential for simultaneously maintaining arc-extinguishing capability and improving short-circuit withstanding capability while reducing the tendency of the Lorentz forces to interfere with the operation of a solenoid or other switch-activating mechanisms. Such devices and methods may be used in conjunction with hybrid-powered and electric-powered vehicles. | 07-19-2012 |
20120187758 | Direct Electrical Connection for Multi-Motor Hybrid Drive System - A system for a hybrid vehicle includes an engine; a first inverter coupled to a second inverter; a first electrical machine coupled to the engine and the first inverter; a second electrical machine coupled to the second inverter and a wheel axle of the vehicle; a high voltage battery coupled to both the first inverter and the second inverter; and a switch box disposed between the first electrical machine and the second electrical machine. The switch box includes switches adapted to switch open and closed to allow direct electrical connection from the first electrical machine to the second electrical machine. | 07-26-2012 |
20120187759 | POWER SOURCE SYSTEM FOR ELECTRIC POWERED VEHICLE - A PLG-ECU for external charging is provided separately from an HV-ECU for vehicle running, and configured to be capable of controlling external charging relays to be turned on/off. A sub DC/DC converter converting the output voltage of a charger into an auxiliary system voltage at the time of external charging is provided separately from a main DC/DC converter of large capacity used at the time of vehicle running. At the time of external charging, PLG-ECU can execute external charging without starting a vehicle running system while sub DC/DC converter can generate an auxiliary system voltage. Since external charging can be executed while system main relays each are kept turned off, a high voltage is not applied to components at the succeeding stage. Consequently, a main battery can be externally charged without exerting any influence on the durability and the life of each component of the vehicle running system. | 07-26-2012 |
20120217798 | VEHICLE ELECTRIC LOAD SYSTEM - An electric load system and method for a vehicle includes an electric load, electric devices, an electrically driven element operating in an operating state, an electric load detector to measure an electric load generated by the electric devices, and an electric control unit communicating with the electric load detector and the electrically driven element to determine an electric load of the electric load system. The method includes estimating an electric load of the electrically driven element based on an operating state of the electrically driven element via the electric control unit and adding the electric load from the electrically driven element to an electric load measured by the electric load detector. | 08-30-2012 |
20120228931 | Series Connection of Switching Regulators for Energy Transfer in Battery Systems - An energy transformer for a battery system is disclosed. The energy transformer includes a first and a second primary DC/DC converter each having two inputs and two outputs. The inputs are designed for connecting a battery module and the first and the second primary DC/DC converters are connected in series on the output side. The energy transformer has at least one first secondary DC/DC converter having two inputs that are connected to the outputs of the second primary DC/DC converter and a first output connected to one of the outputs of the first primary DC/DC converter. | 09-13-2012 |
20120235474 | WINDSHIELD EMBEDDED POWER COIL FOR WIRELESS CHARGING - A wireless power charging or supply system provides a wireless charging coil mounted on or in a vehicle windshield. The wireless charging coil is positioned so that an electronic device that is mounted to the vehicle windshield will receive power from the wireless charging coil. | 09-20-2012 |
20120235475 | SWITCH DEVICE - A switch device includes a switch operation unit to be mechanically operated so as to be in on or off state; a detecting unit configured to detect whether the switch operation unit is in the on or off state; a first mechanism to be configured to close electrical contacts of at least one circuit when the switch operation unit is operated to be in the on state; and a second mechanism configured to maintain the electrical contacts in an closed state and switch the electrical contacts to an open state in response to electrical signals indicating off, on, and, off to be received sequentially while the switch operation unit is in the off state. | 09-20-2012 |
20120235476 | ENERGY CONVERSION SYSTEM FOR A VEHICLE - An energy conversion system transfers energy between an energy source, or storage unit, and an electric device via a first port and a second port and at least one of receives and provides energy via a third port. | 09-20-2012 |
20120256481 | HYBRID DRIVE OF A HYBRID VEHICLE - A hybrid drive of a hybrid vehicle has an internal combustion engine ( | 10-11-2012 |
20120261984 | Automotive Electrical System Configuration - Disclosed herein are a variety of different electrical system topologies intended to mitigate the impact of large intermittent loads on a | 10-18-2012 |
20120286569 | CIRCUIT SYSTEM FOR A VEHICLE ELECTRICAL SYSTEM - A circuit system for a vehicle electrical system, including a base vehicle electrical system having an energy store, a vehicle power supply system having an additional energy store, and a DC/DC converter. The energy store and the additional energy store are connected in series, and the DC/DC converter is provided for coupling between the base vehicle electrical system and the vehicle power supply system. A method for operating a vehicle electrical system is also described. | 11-15-2012 |
20120292988 | ON-VEHICLE ELECTRONIC CONTROL APPARATUS - A fourth constant-voltage power circuit directly powered from an on-vehicle battery is connected, in parallel through a serial resistor, to a second constant-voltage power circuit powered from the on-vehicle battery through an output contact of a power relay, and is connected to a drive power terminal of a microprocessor. When the output contact is closed, the microprocessor operates with an output voltage of the second constant-voltage power circuit, and an output current of the fourth constant-voltage power circuit is limited to less than or equal to a predetermined value by the serial resistor. During the operation stop at which a power switch is open, a micro standby current is supplied from the fourth constant-voltage power circuit to the microprocessor. | 11-22-2012 |
20120292989 | CONTROL OF A CONVERTER FOR AN ELECTRIC VEHICLE - Control of a converter for an electric vehicle may control the converter of the electric vehicle where the converter is adapted to drop voltage and a counting unit is adapted to count a signal generated by the converter. The control includes inputting a signal generated by the converter to the counting unit during operation of the converter; counting the signal by the counting unit; determining whether a counting result of the counting unit corresponds to a predetermined interval; and deciding that the converter is out-of-order in a case that the counting result does not correspond to the predetermined interval. | 11-22-2012 |
20120292990 | METHOD OF CONTROLLING FUEL CELL VEHICLE - In a case where a load amount of a load is a predetermined value or less, a control device of an FC vehicle implements extremely low current control for performing power generation at an extremely low current below a lower limit current of an FC for normal operation. At the time of implementing the extremely low current control, upper and lower limit values of a target output voltage of the converter are set in correspondence with the extremely low current, and the output voltage of the FC is controlled to be within a range between the upper and lower limit values. | 11-22-2012 |
20120299377 | POWER SOURCE SYSTEM FOR ELECTRIC POWERED VEHICLE AND CONTROL METHOD THEREOF - An electric powered vehicle is equipped with a main battery for storing electric power input to and output from a motor, and an auxiliary battery as a power source for an auxiliary system including a control system. A DC/DC converter converts an output voltage of the main battery to a level of an output voltage of the auxiliary battery. During operation, a BAT-ECU monitors states of charge of the main battery and the auxiliary battery and controls operation/stop of the DC/DC converter. When the electric powered vehicle is in a key-off state (running stop state), the BAT-ECU is intermittently operated, while an external charging system and a vehicle running system are stopped. | 11-29-2012 |
20120306267 | DEVICE FOR MINIMIZING THE CURRENT CONSUMPTION OF A MOTOR VEHICLE GENERATOR FROM THE BATTERY DURING THE STARTING PHASE OF THE MOTOR VEHICLE - A device for minimizing the current consumption of a motor vehicle generator from the battery during the starting phase of a motor vehicle, has a generator unit and a generator regulator. The generator regulator includes a regulator control, which has a unit for providing a first control signal having a fixedly specified pulse duty factor, a unit for providing a second control signal having a pulse duty factor that is a function of the excitation current, and a unit for selecting the control signal having the smaller of the two pulse duty factors, which is supplied to the output stage of the generator regulator as the control signal. | 12-06-2012 |
20120319473 | CURRENT SENSOR WITH A SELF-TEST FUNCTION - A current sensor includes a core arranged around a conductor, a sensing element arranged on the core and configured to generate an output variable dependent on a magnetic field in the core, and a measuring unit configured to detect the output variable and to derive a measured value of the current. The current sensor further includes a test coil arranged around the core and a test current generator connected to the test coil. The test current generator is configured to generate a test current signal of a specified amplitude and to output the test current signal to the test coil. The current sensor further includes a testing unit connected to both the measuring unit and the test current generator and configured to output information regarding the current sensor. The information is output as a test signal dependent upon comparing a first and a second measured value. | 12-20-2012 |
20130009466 | CONTROL DEVICE, ELECTRIC STORAGE SYSTEM, ELECTRONIC DEVICE, ELECTRIC VEHICLE, AND ELECTRIC POWER SYSTEM - A battery system including a battery unit including a plurality of battery cells, and a control device including a power supply boot-up unit. The power supply boot-up unit is configured to receive a voltage from the plurality of battery cells, and supply a control signal in response to the voltage supplied by the plurality of battery cells. | 01-10-2013 |
20130026827 | Multistage Power Supply System and Method for Providing Uninterrupted Power to Vehicle Circuitry - A multistage power supply system and method for providing uninterrupted low voltage electrical power to control circuitry in an electric or hybrid-electric vehicle. A first stage includes a converter for receiving a low voltage input from a vehicle battery and converting the vehicle battery low voltage input to a high voltage output. A second stage provided in series communication with the first stage includes a converter for receiving one of a rectified AC high voltage input and the first stage high voltage output and converting the one of the rectified AC high voltage input and the first stage high voltage output to a low voltage output for use in powering the vehicle control circuitry. The low voltage output is produced by the second stage from the rectified AC high voltage input when the rectified AC high voltage input is present, and the low voltage output is produced by the second stage from the first stage high voltage output when the rectified AC high voltage input is absent. | 01-31-2013 |
20130026828 | POWER SOURCE DEVICE FOR VEHICLE - A vehicle power source device which can improve the accuracy of battery deterioration detection. The vehicle power source device ( | 01-31-2013 |
20130049459 | SERIES REGULATOR ON ELECTRONIC CONTROL UNIT FOR AUTOMOTIVE VEHICLE - A capacitor connected to a microcomputer voltage wiring is downsized. A series regulator on an electronic control unit for automotive includes a battery as an in-vehicle power supply, a relay, an input side capacitor, a series regulator circuit, and an output side capacitor, and is connected to a microcomputer. The series regulator circuit includes an n-channel MOSFET, a gate voltage regulator circuit as an output control circuit of an FET, and a gate voltage holding capacitor. A capacitor GND voltage (gate voltage) is adjusted by the gate voltage regulator circuit to convert an input side capacitor voltage into an output side capacitor voltage, and supply a microcomputer current to the microcomputer. | 02-28-2013 |
20130049460 | METHOD FOR PREVENTING OVERVOLTAGES IN AN ELECTRICAL SYSTEM OF A MOTOR VEHICLE - A method for preventing overvoltages in an electrical system of a motor vehicle is provided. The electrical system has as voltages sources an electric machine coupled to an internal combustion engine and a motor vehicle battery. The electric machine has a stator winding, a rotor winding and a field regulator assigned to the rotor winding for controlling a field current flowing through the rotor winding. The voltage generated by the electric machine is limited to an upper voltage threshold value if (i) a rotational speed corresponding to the rotational speed of the electric machine is below a rotational speed threshold value, and (ii) a temperature corresponding to the temperature of the motor vehicle battery is below a temperature threshold value. | 02-28-2013 |
20130057064 | POWER SUPPLY SYSTEM FOR AIR CONDITIONER OF CAR - A power supply system for an air conditioner of a car includes a battery, an alternator, a detection circuit to detect whether the alternator is operating and outputting a detection signal according to the detection result, a processing unit to output a control signal according to the detection signal, and a switching circuit to connect either the battery or the alternator to the air conditioner. | 03-07-2013 |
20130062939 | REPLACEABLE BATTERY MODULE FOR AN ELECTRIC VEHICLE - The present invention relates to a replaceable battery module for an electrically driven vehicle, with at least one bracket that can be detachably arranged on a bearing structure of the motor vehicle, and carries at least one battery unit. | 03-14-2013 |
20130062940 | ON-BOARD ELECTRICAL SYSTEM FOR A MOTOR VEHICLE, MOTOR VEHICLE AND METHOD FOR OPERATING AN ON-BOARD ELECTRICAL SYSTEM - To operate a safety load in a vehicle electric system and compensate for power surges, a vehicle electric system has a vehicle battery, an electric load, an energy storage device in form of double-layer capacitor, and a switching assembly. In a first switching state, the system can compensate for a power surge by connecting the double-layer capacitor in series with the vehicle battery with opposite polarity. The vehicle electric system also has an additional load, for example for providing functionality that is relevant for the safety of the vehicle occupants. The additional load can be supplied with a voltage present at the vehicle battery and/or with a voltage present at the electric load. A DC-to-DC converter taps an electric voltage present at the energy store and converts the tapped voltage into a supply voltage, with which the additional load can be redundantly supplied. | 03-14-2013 |
20130069426 | HYBRID POWER AND ELECTRICITY SYSTEM FOR ELECTRIC VEHICLES - In a hybrid power and electricity system for an electric vehicle, the system provides two kinds of electricity sources for the electric vehicle to resolve conventional problems such as insufficient driving range and long charging time. The system includes a compressed gas power engine that uses compressed gas to generate power; a gas tank that supplies compressed gas to the compressed gas power engine; a generator that is driven by the compressed gas power engine to generate electricity; a battery that is charged by the generator or an external electricity source; a motor that propels the electric vehicle. The motor consumes electricity that is supplied by the battery or the generator driven by the compressed gas power engine. The electric vehicle can be driven and charged at the same time, and has an increased driving range. Furthermore, compressed gas is inexpensive and easily available. | 03-21-2013 |
20130069427 | CIRCUIT ARRANGEMENT AND ASSOCIATED CONTROLLER FOR A MOTOR VEHICLE - The invention relates to a circuit arrangement ( | 03-21-2013 |
20130076128 | Active Switching Frequency Modulation - A method of controlling a variable frequency power converter disposed on a vehicle, and a machine with such a variable frequency power converter is disclosed. The method may comprise providing a power controller, the variable frequency power converter and an electrical energy storage repository disposed on the vehicle. The method may further comprise receiving, by the power controller, a desired reference value, and adjusting a switching frequency of the variable frequency power converter from a first switching frequency to a second switching frequency based on the desired reference value. | 03-28-2013 |
20130082521 | SYSTEM AND METHOD FOR MANAGING ELECTRICAL LOADS IN A VEHICLE - A system and method for managing electrical loads in a vehicle includes a high voltage power source capable of providing electrical power to at least one high voltage load. An electrical converter is operable to receive an input of high voltage power from the high voltage power source and to provide an output of low voltage power to one or more low voltage loads. A control system is in communication with the converter, and it is configured to receive signals from the converter related to the converter output, and cut power to at least one of the low voltage loads when the signals received from the converter indicate that the high voltage power source cannot provide full power to the low voltage loads. | 04-04-2013 |
20130082522 | SYSTEM FOR POWER TRANSMISSION - A system for reducing electromagnetic noise generated by common mode currents in electrical connections of a power inverter and battery in an electric or hybrid electric vehicle. A pair of spaced apart electrical conductors extends along the vehicle chassis and electrically connects the power inverter to the battery. An electrically conductive metal plate is positioned in between the spaced apart electrical conductors. This metal plate is electrically connected to the chassis adjacent at least both of the power inverter and the battery/motor. Besides this, more connecting points are required to keep the distance between two points less than half wavelength of the maximum frequency of EMI requirements, and most preferably this metal plate is electrically connected to the chassis all the way with infinite connecting points. The metal plate is positioned so that the metal plate is closer to the electrical conductors than the space in between the electrical conductors and the vehicle chassis. | 04-04-2013 |
20130082523 | MOTOR VEHICLE ELECTRICAL SYSTEM AND METHOD FOR OPERATING A MOTOR VEHICLE ELECTRICAL SYSTEM - A motor vehicle electrical system having a DC-to-DC converter with a high-voltage side and a low-voltage side, wherein at least one traction battery is connected to the high-voltage side and electrical loads are connected to the low-voltage side, wherein the DC-to-DC converter can be switched on or woken up by a control signal of an electrical device, wherein the electrical device is arranged on the high-voltage side or is designed with an electrical energy store locally associated with the electrical device. Also disclosed is a method for operating such a motor vehicle electrical system. | 04-04-2013 |
20130093239 | VEHICLE STRUCTURE - A vehicle structure includes a composite supporting structure made of a substantially electrically non-conducting composite material and at least one ground connection line. The ground connection line is integrated into the composite supporting structure. | 04-18-2013 |
20130099562 | CONNECTOR FOR COUPLING AN ELECTRIC MOTOR TO A POWER SOURCE - A connector is provided for coupling an electric motor of a vehicle to a power source. The connector comprises electrode and a connector housing receiving at least a portion of the electrode. The connector housing is configured to snap-fit into a powertrain housing of the vehicle via compliant flanges. In this way, the connector may be coupled to the vehicle powertrain housing without other fasteners. | 04-25-2013 |
20130099563 | DISTRIBUTED CHARGING OF MOBILE DEVICES - A system and method for distributed charging of mobile devices. In accordance with an embodiment, the system comprises a secondary coil or receiver associated with a mobile device. When the mobile device is placed in proximity to a base unit having one or more primary coils, each primary coil having a generally planar shape so that when a current is passed through the primary coil a magnetic field is generated in a direction substantially perpendicular to the plane of the primary coil, the perpendicular magnetic field is used to inductively generate a current in the secondary coil or receiver associated with the mobile device, to charge or power the mobile device. In accordance with various embodiments the system can incorporate efficiency measures that improve the efficiency of power transfer between the charger and receiver. | 04-25-2013 |
20130119759 | POWER MANAGEMENT APPARATUS, POWER MANAGEMENT METHOD, AND POWER MANAGEMENT SYSTEM - The power management apparatus provided in a vehicle includes: a switch | 05-16-2013 |
20130119760 | ELECTRIC VEHICULAR POWER CONTROLLER SUPPORT STRUCTURE AND ELECTRIC VEHICLE - An electric vehicular power controller support structure includes a sub-frame to support a power controller. The sub-frame is detachably attached to a vehicle body of an electric vehicle as a member separate from the vehicle body. The power controller is configured to control power supplied from a battery of the electric vehicle and is configured to supply the power to a motor of the electric vehicle. The sub-frame is disposed to overlap with the power controller in a position of a top-bottom direction of the electric vehicle. The sub-frame is disposed to surround the power controller as viewed from the top-bottom direction. | 05-16-2013 |
20130127245 | POWER SUPPLY SYSTEM FOR ON BOARD HYDROGEN GAS SYSTEMS - Power supply systems for a vehicle comprise at least one current sensing device, and a regulatory microprocessor coupled to the at least one current sensing device. In some embodiments, contemplated power supply systems comprise at least one electronic pressure sensor. Contemplated electronic pressure systems may comprise a manifold absolute pressure sensor or MAP sensor. In other embodiments, contemplated systems comprise a maximum energy power limiter. Engine systems are also disclosed that include at least one battery or storage system, a power supply system, a hydrogen or hydrogen/oxygen gas generator, and an engine. | 05-23-2013 |
20130127246 | MOTOR VEHICLE DOOR LATCH MECHANISM - A motor vehicle door latch mechanism, comprising a circuit arrangement with at least one sensor ( | 05-23-2013 |
20130127247 | BATTERY MANAGEMENT APPARATUS FOR AN ELECTRIC VEHICLE, AND METHOD FOR MANAGING SAME - The present invention relates to an electric vehicle, and to a method for managing the charging of an auxiliary battery for an electric vehicle. The electric vehicle according to the present invention comprises: a high voltage battery for driving the electric vehicle; an auxiliary battery for supplying a plurality of electronic loads with driving power; a converter converting the voltage of the high voltage battery to a voltage required by the electronic loads via PWM switching; and a current detection unit for detecting the output current of the converter wherein the converter includes a converter control unit for reducing the output voltage of the converter when the energy required by the loads, based on the current detected by the current detection unit, is greater than the rated capacity of the converter. Accordingly, energy supplied to the loads can be handled by the converter and the auxiliary battery so as to enable the safe operation of an electric vehicle system. | 05-23-2013 |
20130134777 | CONVERTER FOR AN ELECTRICAL CIRCUIT DESIGNED TO SUPPLY ELECTRICAL PROPULSION POWER ON BOARD A MOTOR VEHICLE - An electrical circuit for supplying electrical propulsion power on board a motor vehicle is disclosed. The electrical power is obtained from power delivered to the electrical circuit by a battery of the vehicle and converted by at least two cells. The circuit includes inductive elements connected to transistors for managing the current flowing in the inductive elements, and the inductive elements are coupled to form a magnetic circuit. The magnetic circuit is alternatively controlled according to a common mode in which an apparent inductance of the said magnetic circuit is of the order of magnitude of the sum of the inductances specific to each inductive element, or according to a differential mode in which the apparent inductance of the said magnetic circuit is of the order of magnitude of the leakage inductance of the coupling between the said coupled inductive elements. | 05-30-2013 |
20130134778 | BATTERY MANAGEMENT SYSTEM - A vehicle controls power consumption of a battery on the basis of a target battery remaining amount set by a user and detects or stores a deterioration-related parameter relating to deterioration of the battery. A server calculates a deterioration parameter coefficient that represents the degree of the effect of the deterioration-related parameter on the deterioration of the battery. The vehicle controls the power consumption of the battery in accordance with the deterioration parameter coefficient and the deterioration-related parameter. The degree of actual battery deterioration is calculated on the basis of the actual battery remaining amount at a point when the vehicle reaches a destination. A table for use in calculating the deterioration parameter coefficient is modified in accordance with the degree of actual battery deterioration. | 05-30-2013 |
20130147267 | ENCAPSULATED CONTROL MODULE FOR A MOTOR VEHICLE - A control module for a motor vehicle having a base plate and electronic modules situated thereon is described. The electronic modules are encapsulated and the insulating compound which protects against environmental influences and is used for this purpose is a distance away from the edge of the base plate over the entire circumference. | 06-13-2013 |
20130154363 | Method for internally generating electric energy in electric vehicles - Disclosed is a method to create an extra electric energy source to power electric batteries while the electric vehicle is in motion. This electric energy source is generated from a separate internally installed component (a specially designed “Eco-Generator”). This component converts the axel shaft rotational energy through a delivery device. | 06-20-2013 |
20130162028 | WIRING SYSTEM FOR CAR REVERSING CAMERA APPARATUS - Wiring for a car reversing camera system in which a single, long multicore cable carries power and signal wires from a rearward camera position to a forward monitor position. The multicore cable feature at least one narrow width connector that can pass through apertures in a vehicle chassis without drilling holes in the chassis. Power is provided to the long multicore cable from a junction unit that steals power from a car's electrical system that is actuated upon reversing. | 06-27-2013 |
20130162029 | ON-BOARD ELECTRICAL SYSTEM FOR A VEHICLE - An on-board electrical system for a motor vehicle contains a first energy storage unit with a first voltage level and a second energy storage unit with a second voltage level. A control unit controls a flow of current between the first energy storage unit and the second energy storage unit in both directions. A polarity-reversal protection diode connects the first energy storage unit for supplying operating voltage to the control unit. A switching element bridges the polarity-reversal protection diode when the polarity of the first energy storage unit is correct. The first voltage level is compared with the second voltage level by a comparator and the switching element is moved to its open state when the first voltage level drops to a threshold voltage value which is below the second voltage level. | 06-27-2013 |
20130162030 | POWER SUPPLY SYSTEM FOR POWERING AN ELECTRIC LOAD OF A VEHICLE - An electrical power supply system for powering an electric load of a vehicle includes a main battery, a support battery and a battery control module. The battery control module includes a first terminal for connection to the main battery, a second terminal for connection to the support battery and a third terminal for connecting to the electric load. A switch is arranged between said second terminal and said third terminal. The battery control module is arranged to connect the support battery to the load by turning the switch conducting in case the voltage at the third terminal drops below a predetermined voltage. The system provides the automatic activation of a support energy source when the output voltage falls below a specified voltage threshold. The support battery supports the main battery when needed or acts as a redundant power source. | 06-27-2013 |
20130162031 | Operating Structure for an Electrically Operated Vehicle - An operating structure for an electrically operated vehicle is disclosed, in which the windings of the electric motor are used as inductors for power factor correction during charging of the vehicle by means of the vehicle-dedicated convertor. The windings are interconnected in such a way that little or no torque is generated in the motor during the charging operation. | 06-27-2013 |
20130162032 | ENERGY SUPPLY UNIT FOR AN ELECTRIC VEHICLE AND ELECTRIC VEHICLE - An energy supply unit ( | 06-27-2013 |
20130169038 | UNINTERRUPTIBLE BATTERY POWER FOR ELECTRIC MOTOR VEHICLE - An apparatus, system, and method are disclosed for assuring uninterruptible battery power for a typical electric motor vehicle powered by an array of series-connected member batteries. Such assurance results from a provision of an electrically-operated bypass switch configured to form a closed electrical bypass circuit path across a faulty first member battery upon activation, thus keeping the vehicle powered up. In one embodiment, the bypass switch is a double-pole multi-contact selector switch connected to each member battery and complimented by a pole-connect switch. For an atypical electric motor vehicle, such as with a multiple battery array parallel configuration, a backup battery may be provided and connected with the faulty battery array in series to displace the bypassed member battery, thus maintaining equal voltage outputs from the battery arrays. | 07-04-2013 |
20130169039 | HIGH-VOLTAGE BATTERY CONVERTER - Disclosed is a high-voltage battery converter including a first-order DC-DC converter electrically connected to a high-voltage battery for boosting a high DC voltage outputted by the high-voltage battery to an intermediate voltage having a predetermined voltage level when the high DC voltage is dropped, and a second-order DC-DC converter electrically connected to the first-order DC-DC converter for converting the intermediate voltage into a low DC voltage for driving at least one load in an electric vehicle. | 07-04-2013 |
20130169040 | SWITCHING DEVICE FOR THE TOP-END OF AN AUTOMOBILE VEHICLE STEERING COLUMN - The invention relates to a switching device for motor vehicle column top comprising a microcontroller ( | 07-04-2013 |
20130169041 | WIRE HARNESS SYSTEM IN HYBRID ELECTRIC VEHICLE - A wire harness system in a hybrid electric vehicle in which HEV parts including a battery are installed in a vehicle rear part includes a floor harness that is arranged along a floor panel from a front part towards a rear part of a passenger compartment. A rear end of the floor harness is in a vicinity of a panel that separates the passenger compartment and a rear luggage compartment. A rear harness is provided separately from the floor harness and is composed of a group of electric wires for connection to vehicle rear part-installed parts that include HEV parts, including a battery, that are installed in the vehicle rear part, a rear lamp, a license-plate lamp, and the like. The floor harness, and said one floor harness and the rear harness are connected to each other when installed in the vehicle. | 07-04-2013 |
20130181512 | WIRE-HARNESS ROUTING DEVICE - The wiring-harness routing device | 07-18-2013 |
20130181513 | POWER SUPPLY DEVICE AND VEHICLE USING THE SAME - A power supply device includes functional modules, and a main controller that is connected to and controls the modules. Each module includes a battery block, a communication interface, a memory and a battery state detector. The block includes a battery cells that are connected in serial and/or in parallel to each other. The interface exchanges data with other modules or the controllers. The memory can store data exchanged through the interface. The battery state detector can detect at least one of current, voltage and temperature of the block. When the module is connected to the controller, the controller assigns a unique address to the module. The module stores the unique address, which is assigned by the controller, in the memory. The module exchanges data based on the address. | 07-18-2013 |
20130181514 | POWER SOURCE APPARATUS - A power source apparatus is provided with a plurality of battery modules connected in series, and a voltage detection circuit to detect the voltage of each battery module. Bypass-capacitors are connected at both ends of each voltage detection line to connect all adjacent voltage detection lines in series and form a series-connected line. A resistive element is connected between the bypass-capacitor at the battery module end of each voltage detection line and the battery module electrode terminal to connect one end of each voltage detection line to a battery module. A signal generator that outputs AC or pulse detection signals is connected to one end of the series-connected line while a signal detection circuit is provided at the other end of the series-connected line. Detection signals output from the signal generator are detected by the signal detection circuit to detect failure in the series-connected voltage detection lines. | 07-18-2013 |
20130187449 | VEHICLE POWER SUPPLY SYSTEM - A vehicle power supply system includes a power supply connector having a power supply port which is provided within a trunk room and electrically connected to a DC power source, and an inverter device which is provided separately from a fuel cell automobile (an electrically driven vehicle) and is disposed within the trunk room, wherein the trunk room is provided therein with an inverter installation space where the inverter device may be installed at a position which does not overlap with the power supply port when viewed from a forward and rearward direction of the vehicle, and the invert device is provided with a connection cable which is drawn from a side surface thereof and of which a front end portion has a connector portion connected to the power supply port. | 07-25-2013 |
20130187450 | LOAD DRIVING DEVICE, VEHICLE EQUIPPED WITH LOAD DRIVING DEVICE, AND METHOD OF CONTROLLING LOAD DRIVING DEVICE - A Wout calculating portion summates limit values of respective power storage devices to calculate an output power limit value of a power storage portion. An excess current FB control portion executes an excess current FB control if at least one of currents IB | 07-25-2013 |
20130193752 | Coupling Unit and Battery Module having an Integrated Pulse-Controlled Inverter and Increased Reliability - A coupling unit for a battery module, includes a first input, a second input and an output. The coupling unit is configured to connect the first input or the second input to the output in response to a control signal. The coupling unit and at least one battery cell are included in a battery module. The at least one battery cell is connected between the first input and the second input of the coupling unit. A first terminal of the battery module is connected to the output of the coupling unit, and a second terminal of the battery module is connected to the second input of the coupling unit. | 08-01-2013 |
20130200692 | DISCHARGE DEVICE AND DISCHARGE METHOD TO ACTIVELY DISCHARGE A CAPACITOR USED IN THE ELECTRIC-POWER SYSTEM OF AN ELECTRIC DRIVE VEHICLE - A discharge device actively discharges a main capacitor in an electric-power system of an electric-drive vehicle. The discharge device comprises a discharge branch of a circuit that is connected in parallel to the main capacitor and includes a discharge transistor that is biased to “conduction” mode when the discharge transistor is required to discharge the main capacitor. A control device is connected to a “gate/base” terminal of the discharge transistor and commands the discharge transistor, biasing the discharge transistor to the “conduction” mode when the discharge transistor is required to discharge the main capacitor. A control unit activates, when the main capacitor is required to be discharged, an electronic high-voltage power converter that is connected in parallel to the main capacitor and drives an electric machine to circulate through the electric machine an electric current that causes no generation or absorption of torque. A method actively discharges the main capacitor. | 08-08-2013 |
20130200693 | Coupling Unit and Battery Module comprising an Integrated Pulse Width Modulation Inverter and Cell Modules that can be Replaced During Operation - A coupling unit for a battery module, includes a first input, a second input, a first output and a second output. The coupling unit is configured to connect the first input to the first output and the second input to the second output, on a first control signal, and, on a second control signal, to separate the first input from the first output and the second input from the second output, and to connect the first output to the second output. | 08-08-2013 |
20130200694 | Battery comprising an Integrated Pulse Width Modulation Inverter - A battery includes at least one battery cell line having a plurality of battery cells mounted in series between a respective positive battery pole and a respective negative battery pole. The battery further includes a pulse width modulation inverter integrated into the battery, at least one first and one second input, and at least one output. The first and second inputs are connected to the positive battery pole or the negative battery pole. | 08-08-2013 |
20130200695 | CONVERTER APPARATUS FOR A MOTOR VEHICLE COMPRISING A HIGH-VOLTAGE SYSTEM AND OPERATING METHOD FOR A HIGH-VOLTAGE SYSTEM COMPRISING A CORRESPONDING CONVERTER APPARATUS - A converter apparatus ( | 08-08-2013 |
20130200696 | CONTROL APPARATUS AND CONTROL METHOD FOR VEHICLE - An ECU is mounted on a vehicle equipped with a converter that can boost a voltage of a power storage device storing electric power for obtaining driving force to output the boosted voltage to a drive load device. The ECU starts boosting at the converter upon satisfaction of at least any of a first condition that a boost request signal Req is received (that is, an output voltage request value of the converter exceeds a voltage Vb of the power storage device) and a second condition that output electric power P of the power storage device is higher than a value obtained by subtracting charge electric power AP transiently occurring at the start of boosting from rated electric power Wout (that is, it is predicted that output electric power P will exceed rated electric power Wout in response to the start of boosting). | 08-08-2013 |
20130200697 | ROTARY ELECTRIC MACHINE AND IN-VEHICLE ROTARY ELECTRIC MACHINE SYSTEM - A rotary electric machine includes a rotor; a stator magnet core; a transformer primary coil wound around the stator magnet core in an insulation state and connected to a power circuit; a transformer secondary coil wound around the stator magnet core in an insulation state and connected to a battery by interposing a DC/AC converter. | 08-08-2013 |
20130207458 | DISCHARGE DEVICE AND DISCHARGE METHOD FOR THE ACTIVE DISCHARGE OF A CAPACITOR FOR USE IN THE ELECTRIC-POWER SYSTEM OF AN ELECTRIC-DRIVE VEHICLE - A discharge device actively discharges a main capacitor in an electric-power system of an electric-drive vehicle and comprises a discharge branch of a circuit connected in parallel to the capacitor and including a discharge transistor biased to “conduction” mode when the capacitor must be discharged. A control device is connected to a “gate/base” terminal of and controls the transistor, biasing the transistor to the mode when the capacitor is required to fee discharged. A control transistor maintains the discharge transistor in a “non-conductive” state when the control transistor is in the mode. The control transistor is in the state for the discharge transistor to be in the mode. A safety capacitor is interposed between the terminal and a power supply and charges when the discharge transistor is in the mode, causing a progressive decrease of current at the terminal, until the discharge transistor is biased to the state. | 08-15-2013 |
20130207459 | Battery Module with Battery Module Housing and Battery Cells - A battery module comprises a battery module housing with parts made of plastic and a plurality of prismatic battery cells that have a cell housing with four side walls. Two parallel side walls are larger than the two other side walls. The electrolyte of the battery cells is preferably SO | 08-15-2013 |
20130207460 | POWER SUPPLY DEVICE FOR ELECTRIC VEHICLE - A battery pack locked to a vehicle body for mounting to and detaching from the vehicle body. A battery case is provided with an extension part extending to above a battery cell accommodating part. The extension part includes a handle including a grip part having an orientation set so as to extend in the vehicle longitudinal direction when the battery case is mounted on the vehicle. The handle is provided on the battery case in the state of being deviated toward either of vehicle-width-directionally left and right sides. A lock device attached to a main frame of the electric vehicle is provided with a lock pin that is advanced and retracted. The extension part on the battery case side is provided with an engagement hole for accepting the lock pin, the engagement hole being formed in either of side surface portions in the longitudinal direction of the electric vehicle. | 08-15-2013 |
20130207461 | HIGH-VOLTAGE BATTERY SYSTEM - Provided is a high-voltage battery system, including a battery pack, a relay part, a relay control part, and a low pass filter part, so that the low pass filter part receives a relay control signal outputted from an output terminal of the relay control part and removes noise therefrom, to thereby remove fundamental causes of fusion of a relay. | 08-15-2013 |
20130207462 | Method for Determining at least one State of a Plurality of Battery Cells, Computer Program, Battery and Motor Vehicle - The disclosure relates to a method for determining at least one state of a plurality of spatially combined battery cells connected to each other by circuitry. The state is determined by observing battery cells by means of at least one observer structure. A subset of a plurality of battery cells is observed and the state derived from the observation is determined for more battery cells than for the observed battery cells. The disclosure further relates to a battery comprising a battery management system, which is configured such that the method according to the disclosure can be carried out thereby. The disclosure also relates to a motor vehicle comprising a battery according to the disclosure.-- | 08-15-2013 |
20130214593 | RELAY BUSBAR DEVICE WITH BUILT-IN CURRENT SENSOR FOR VEHICLE - A relay busbar device of one embodiment is a relay busbar device with a built-in current sensor, which is interposed between a motor casing and an inverter casing, and includes a relay busbar both ends of which enter into both of the casings; a resin plate, through which the relay busbar penetrates, and which is interposed between the two casings; a magnetic core, positioned within the resin plate and surrounding the relay busbar; and a magnetic sensor provided in a removed portion of the magnetic core. The relay busbar is mold-formed integrally with the resin plate during resin molding thereof, and changes in magnetic field occurring in the removed portion due to the current flowing in the relay busbar are detected by the magnetic sensor, and the value of the current flowing in the relay busbar is measured. | 08-22-2013 |
20130214594 | Power Supply Unit for a Vehicle Electrical System of a Motor Vehicle - An improved power supply unit for a vehicle electrical system of a motor vehicle, which has an a.c. generator, that provides a phase signal, having an excitation coil, a field regulator assigned to the excitation coil and a rectifier having rectifier elements for the rectification of the generator voltage supplied by the a.c. generator. The field regulator has a voltage recording range for the evaluation of the phase signal having a minimum value and a maximum value, the maximum value being adjusted to the nominal voltage of a power supply unit of the motor vehicle. | 08-22-2013 |
20130221745 | ELECTRIC VEHICLE - An electric vehicle is proposed which comprises a reversible power supply (or which is coupled with a reversible power supply), one or more electric motors that are connected to wheels via a mechanical transmission (or without such transmission), one or several reversible converters, which make it possible to control the speed and/or torque of the aforesaid electric motors in all four quadrants of electromechanical characteristic, a high capacity capacitor (supercapacitor) and a ballast resistor. | 08-29-2013 |
20130221746 | Work Machine - In a work machine, as a regeneration need determining unit determines that a collecting unit needs to be regenerated, a load control unit causes an increase in load on an engine by controlling a pressure accumulating unit so as to accumulate pressure oil attributable to an output of the engine in the pressure accumulating unit as pressure energy from the hydraulic pump; and once the pressure energy is accumulated to a level matching a pressure accumulation upper limit at the pressure accumulating unit, the load control unit causes the increase in the load on the engine by controlling a power storage unit so as to store electric energy of power generated at a generator attributable to the output of the engine in the power storage unit. | 08-29-2013 |
20130229054 | NETWORK AND METHOD FOR OPERATING A NETWORK - A network, in particular in a motor vehicle, wherein the network includes a central subscriber and at least one first subscriber, wherein the central subscriber and the at least one first subscriber are connected via at least one first cable, wherein the central subscriber has at least one signal coupling unit and at least one energy coupling unit, wherein by the signal coupling unit an AC voltage can be impressed on at least one first line of the first cable or can be tapped therefrom. Also disclosed is a method for operating a network. | 09-05-2013 |
20130234510 | ELECTRIC VEHICLE INVERTER DEVICE - An electric vehicle inverter device, the device comprising an inverter and a smoothing capacitor which are connected in parallel with a high voltage power supply. A fast discharge resistor and a discharge switch element are connected in parallel with the smoothing capacitor, and a control device controls the discharge switch element. The control device duty controls switching of the discharge switch element so that, in response to a fast discharge command, a duty ratio increases with a decrease in a voltage at both ends of the smoothing capacitor. | 09-12-2013 |
20130234511 | BUS BAR MODULE, VEHICLE POWER SOURCE APPARATUS, AND VEHICLE - A bus bar module has a bus bar housing portion housing a plurality of bus bars placed side by side in a first direction, and a plurality of voltage detecting lines extending in the first direction and each connected electrically to a different one of the bus bars through a conductive member. The plurality of voltage detecting lines are placed adjacently to the bus bar housing portion and are placed diagonally in a second direction inclined relative to an in-plane direction including the bus bar such that a first region in the plurality of voltage detecting lines separate from the bus bar housing portion is located below a second region in the plurality of voltage detecting lines closer to the bus bar housing portion. | 09-12-2013 |
20130241281 | ELECTRICAL CIRCUIT AND METHOD OF MANUFACTURING SAID ELECTRICAL CIRCUIT - The invention is related to an electrical circuit for an automotive electrical system. This electrical circuit comprises a filtering element for filtering a triggering signal, the filtering element having a first conductor for connecting to a ground, a squib intended to trigger a SRS device upon reception of the triggering signal, the squib having a ground, wherein the first conductor is connected to the ground of the squib. | 09-19-2013 |
20130241282 | Structure For Routing High-Voltage Cable in Vehicle - Objects of the present invention are to avoid effects on a high voltage cable as much as possible even in the case in which a vehicle is damage by an external force, to keep the number of fitting parts for protecting the high voltage cable small, and to make a front chamber as compact as possible. For this purpose, a wiring structure of a high voltage cable for a vehicle, including: a mounting unit provided in the front chamber in front of a dash panel; and a battery provided in rear of the dash panel, in which the high voltage cable connected to the battery is provided so as to run along the dash panel, a plurality of detail units configuring the mounting unit are aligned in the vehicle width direction in front of the dash panel, the rear surfaces of the detail units are formed so as to make a positional difference in the vehicle front and rear direction, and have different distances from the dash panel respectively, and the high voltage cable is wired so as to run in a dash panel portion facing to the rear surface of a detail unit on one side on which the distance from the dash panel is greater than that on another side. | 09-19-2013 |
20130241283 | CURRENT GENERATING UNIT - A current generating unit configured to extend the range of an electric vehicle, including an internal combustion engine formed by a rotary-piston engine, and at least one electric machine cofigured to be excited by permanent magnets and arranged coaxially to the internal combustion engine. The internal combustion engine and the electric machine are arranged as a unit and include a common housing and a common cooling system, with at least one cooling channel arrangement disposed on the electric side and configured to cool an electric component in the cooling circuit of the cooling system upstream of at least one cooling channel arrangement of the internal combustion engine. | 09-19-2013 |
20130249282 | POWER SUPPLY SYSTEM FOR VEHICLE AND VEHICLE INCLUDING THE SAME - A power supply system for a vehicle includes a power storage device, a plurality of charging paths for charging the power storage device with electric power from the outside, a plurality of relays provided on the plurality of charging paths respectively, each for switching between supply and cut-off of electric power, and a charge control unit for making selection as to through which charging path among the plurality of charging paths charging of the power storage device is permitted, based on a state of welding of the plurality of relays. | 09-26-2013 |
20130249283 | VEHICLE - A vehicle includes a connection wire which is provided at the vehicle, an electricity storage device, an external charging system, which charges the electricity storage device with power received from an external power supply through the connection wire, an auxiliary machinery load which is connected to the connection wire, a current sensor which measures au inflow current value into the electricity storage device and an outflow current value from the electricity storage device, an auxiliary machinery current consumption measurement unit which measures a current value to be consumed by the auxiliary machinery load, and a control device which, estimates the inflow current value from the external power supply based on a measurement result of the current sensor and a measurement result of the auxiliary machinery current consumption measurement unit while the electricity storage device is being charged with power received from the external power supply. | 09-26-2013 |
20130249284 | CONDUIT FOR RECEIVING ELONGATE ELEMENTS, METHOD FOR MOUNTING SAME, AND ASSEMBLY COMPRISING A MOUNTING AND SUCH A CONDUIT - A conduit is mountable to a mounting, such as the engine block of an automobile, and includes a body defining an area for receiving elongate elements, such as cables. A first locking member is stationary relative to the body, and a second locking member is mobile relative to the body. The movable locking member is capable of assuming an intermediate position, in which it defines, together with the body, a preliminary support space for the mounting, The conduit includes a locking feature capable of moving the movable locking member from the intermediate position to a locking position. | 09-26-2013 |
20130257149 | MOTOR CONTROLLER WITH INTEGRATED SAFETY FUNCTION TO ELIMINATE REQUIREMENT FOR EXTERNAL CONTACTOR - Circuits, systems, and methods are disclosed to eliminate the requirement for an external electromechanical contactor. Integrating contactor circuits with a motor controller reduces cost. Additionally, the cost of the contactor circuit may be reduced by providing transistors designed to block current in only one direction in the event of an electrical fault corresponding to an electrical drive direction. | 10-03-2013 |
20130257150 | CHARGING CONTROL DEVICE FOR ELECTRICALLY DRIVEN VEHICLE, AND VEHICLE INCORPORATING SAME - A charging control device includes a power drive unit (PDU) for performing a drive control of a motor and a charging control of a battery, a first converter which sets an input voltage from a charger to a charge voltage for the battery, a second converter which sets an output voltage of the first converter to a drive voltage for the PDU, and a charging coupler for connecting the charger with a power supply device. The charger outputs a charge voltage in response to the detection of the connection of the coupler based on an identification voltage applied to the charging coupler. The charger is subjected to a constant voltage control, and an output voltage is set at the maximum output current or above. The PDU monitors the output voltage of the charger, and controls a charge current such that the output voltage is maintained at a constant voltage. | 10-03-2013 |
20130264867 | VEHICLE AND METHOD FOR CONTROLLING VEHICLE - A vehicle includes: a power storage device; a charging device that receives electric power from outside the vehicle and charges the power storage device; an auxiliary device that receives the electric power from the power storage device or from outside the vehicle; and a control device. When there is a request for operating the auxiliary device during execution of charging of the power storage device by the charging device, the control device continues operation of the auxiliary device even if input of the electric power from outside is discontinued. When there is no request for operating the auxiliary device during execution of charging of the power storage device by the charging device, the control device separates the power storage device from the charging device and the auxiliary device in response to discontinuation of input of the electric power from outside. | 10-10-2013 |
20130264868 | POWER SUPPLY SYSTEM FOR VEHICLE - A first DC/DC converter is provided between a rectifier for rectifying output of an electric generator driven by an engine, and a battery for supplying power to an in-vehicle load. An electric double layer capacitor and a second DC/DC converter for charge/discharge current control for the capacitor are provided between the rectifier and the first DC/DC converter. A control circuit sets a current target value which is a control target value for the second DC/DC converter, based on the voltage value of a battery bus, and when charging of the electric double layer capacitor is to be stopped based on a charge/discharge instruction signal, performs, before the charging is stopped, control of gradually attenuating the current target value for the second DC/DC converter, based on a voltage value VEDLC of the electric double layer capacitor. | 10-10-2013 |
20130278054 | CONTROLLING THE DISTRIBUTION OF MOTOR VEHICLE BATTERY POWER TO CONSUMING DEVICES DURING BATTERY DISCHARGE - A user of an automobile interactive onboard computer display monitors and controls battery power distribution during discharge. The user is enabled to interactively enter into a computer controlled display, proportions of the total battery power to be distributed to each of a set of devices. The distribution of the battery power to each of the devices is then monitored. The distribution of power to a specific device is halted when the power distributed to the specific device reaches the maximum of the proportion of the entered battery power to be distributed to the specific device. | 10-24-2013 |
20130278055 | MOTOR VEHICLE ELECTRICAL SYSTEM HAVING SUBSYSTEMS AND A GENERATOR SYSTEM, GENERATOR SYSTEM AND METHOD FOR OPERATING A VEHICLE ELECTRICAL SYSTEM - A motor vehicle electrical system includes at least one first subsystem and one second subsystem having different voltage levels. The first subsystem has a generator system, which is designed to supply the first subsystem with a first subsystem voltage, the generator system having an electrically excited generator including an exciter winding and a generator governor for controlling the exciter winding. The exciter winding is connected to the second subsystem and supplied with a second subsystem voltage from the second subsystem. | 10-24-2013 |
20130285444 | COUPLING BETWEEN A REPLACEABLE BATTERY AND A VEHICLE - A coupling between a replaceable battery and a vehicle in order to produce an electrical contact between the battery and a vehicle electrical system. The coupling includes at least one vehicle-side coupling part and at least one battery-side coupling part, each coupling part having at least one electrical contact site. The contact sites of the coupling parts that are separate from each other until the battery is mechanically fastened to the vehicle can be brought into mutual contact after the battery has been mechanically fastened to the vehicle. | 10-31-2013 |
20130285445 | Circuit Arrangement Comprising a Monitoring Device - The invention relates to a circuit arrangement for a control unit in a motor vehicle for converting an activation signal transmitted from a bus system to the control unit, comprising monitoring the initialisation of the control unit, and to a method for operating said control unit, in particular for avoiding a defective initialisation of the relevant control unit and discharge of the battery of the motor vehicle. | 10-31-2013 |
20130293005 | ELECTRIC MOTOR VEHICLE AND REDOX FLOW MODULE AND CARTRIDGE THEREFOR - An electric motor vehicle with a drive motor, a first rechargeable battery with a first design and a second rechargeable battery with a second design. Electrical energy may be transferred bidirectionally between the drive motor and the first rechargeable battery, and at least unidirectionally from the second rechargeable battery to the drive motor or the first rechargeable battery. The second rechargeable battery in this case includes at least one redox flow cell. Furthermore, a redox flow module is provided with at least one redox flow cell, which includes an electrical coupling for connection to a circuit of a vehicle and a fluid coupling for connection to an electrolyte circuit of said vehicle. | 11-07-2013 |
20130293006 | BATTERY BALANCING SYSTEM AND BATTERY BALANCING METHOD USING THE SAME - A battery balancing system for equalizing charge amounts of a plurality of batteries includes a state measuring unit for measuring states of the plurality of batteries, a controller for outputting a switching control signal including a balancing initiation signal and a balancing termination signal with reference to the state information measured by the state measuring unit, and a switch unit for simultaneously connecting the plurality of batteries to a balancing circuit unit in parallel according to the balancing initiation signal and simultaneously releasing the parallel connection according to the balancing termination signal. Therefore, when balancing charge amounts of a plurality of batteries, it is possible to balance all batteries together by using a simple circuit configuration. | 11-07-2013 |
20130293007 | GENERATION CONTROL APPARATUS AND GENERATION CONTROL METHOD - There is provided a generation control apparatus for a hybrid vehicle including a rechargeable battery and a generation unit having an internal combustion engine and a generator which generates electric power by operation of the internal combustion engine, the generation control apparatus activating the generation unit with a high load state in which an electric power that is consumed in the hybrid vehicle over a predetermined period of time becomes larger than a maximum output electric power of the generation unit and thereafter continuing to drive the generation unit until a state of charge of the battery reaches a target state of charge of the battery which is set at the high load state when the electric power that is consumed in the hybrid vehicle over the predetermined period of time becomes smaller than the maximum output electric power of the generation unit. | 11-07-2013 |
20130300193 | On-Board System For A Vehicle And Device For Controlling A Current Flow In An On-Board System Of A Vehicle - An on-board system for a vehicle and a device for controlling a current flow in an on-board system of a vehicle, as well as a vehicle (e.g., a motor vehicle) including such on-board system or device, are disclosed. The on-board system or device may include a control device and an emergency power source for closing a self-locking switch controlling the current flow in the on-board system in order to prevent a possible parasitic current injection when a faulty voltage drop occurs, and to thus prevent system overheating. | 11-14-2013 |
20130307327 | Device for Connecting a Batter to an Electric or Hybrid Vehicle, and Battery Housing Comprising Said Connection Device - A connection device | 11-21-2013 |
20130307328 | HARNESS ARRANGEMENT STRUCTURE OF VEHICLE - A feeder circuit for a main relay to control ON of OFF of an electric supply from a high-voltage battery is constituted at least by a first harness, the main relay, a second harness and switch means which are connected in series from a plus-terminal side of a low-voltage battery to a vehicle-body ground side. The first harness and the second harness are arranged to be adjacent to each other in a specified range having a specified length so that both thereof in the above-described specified range are damaged in a vehicle collision or the like. | 11-21-2013 |
20130307329 | DRIVE CONTROL APPARATUS AND METHOD FOR PROVIDING A DRIVE CONTROL TO A HYBRID ELECTRIC VEHICLE, AND HYBRID ELECTRIC VEHICLE - An arrangement which prevents excessive engine speed, satisfies a driver's requested torque and protects a battery from overvoltage. A control apparatus provides a torque control to a hybrid electric vehicle, and calculates an engine speed final target so that an engine speed temporary target does not exceed an upper limit. In addition, the control recalculates an engine operating point target based on the calculated engine speed final target, and calculates an engine power final target based on the recalculated engine operating point target. An electrical power target is calculated and may not exceed an upper limit for battery charging and an upper limit for battery discharging. Engine torque is controlled based on the calculated engine operating point target (especially the engine torque final target). Motor generators are controlled to operate based on the calculated engine operating point target and electrical power target. | 11-21-2013 |
20130307330 | VEHICLE EQUIPMENT MOUNTING STRUCTURE - A vehicle equipment mounting structure that arranges a motor case, in which a rotary electric machine that drives a vehicle is housed, in an engine compartment, and that includes a PCU that controls the rotary electric machine, and an auxiliary battery that supplies electric power to the PCU. This structure includes a fixing portion that fixes the PCU onto the motor case, and a connecting portion that connects the auxiliary battery to a side member that absorbs an impact load by being crushed in a crushing direction. The connecting portion has a displaceable member that is displaceable in the crushing direction. The auxiliary battery is arranged on a vehicle front side of the PCU such that the PCU and the auxiliary battery partially overlap in the crushing direction. The auxiliary battery is arranged so as to be able to move past the PCU in response to an impact load. | 11-21-2013 |
20130313896 | POWER SUPPLY DEVICE, METHOD FOR DISCONNECTING A BATTERY FROM A CONNECTION DEVICE AND MOTOR VEHICLE - A power supply device includes a first electric line and at least one battery connected to the first electric line. In one embodiment, the at least one battery is a lithium-ion battery. The power supply device also includes an electrically operable circuit breaker arranged in the first electric line and configured to interrupt a current flow in the first electric line. The power supply device further comprises a second electric line configured to supply power to the circuit breaker. An over current protection device is arranged in the second electric line and is configured to interrupt a current flow in the second electric line to control the circuit breaker so as to interrupt the current flow in the first electric line. | 11-28-2013 |
20130313897 | AUTOMOTIVE ELECTRICAL SYSTEM PROVIDED WITH AN ALTERNATOR ELECTRONIC CONTROL SYSTEM - Automotive electrical system for a motor vehicle comprising an internal combustion engine of a motor vehicle; the electric vehicle system comprising a series of electric vehicle loads, an electric battery, and an alternator generating a supply voltage of the electric vehicle loads and of the electric battery; the alternator comprising an inductive electric circuit adapted to be crossed by an electric control current; the electric vehicle system comprises an alternator electronic control system configured so as to determine a series of battery parameters (pam_bat) indicating the state of operation of the electric battery; determine at least a first vehicle parameter indicating the acceleration of the motor vehicle; determine the operative state of the internal combustion engine; determine an electric regulation voltage according to the operative engine station, to the vehicle parameter and to the battery parameters; vary an electric control current circulating in the inductive electric circuit of the alternator according to the electric regulation voltage. | 11-28-2013 |
20130313898 | Arrangement and Method for Stabilizing a Voltage Applied to a First Electric Consuming Device Arranged in an Onboard Power Supply System of a Vehicle - An arrangement and method are provided for stabilizing a voltage applied to a first electric consumer arranged in a vehicle onboard power supply system that includes a second electric consumer. A first voltage supply unit provides a supply voltage; a storage unit stores electric energy; a second voltage supply unit provides a charging voltage; a switching unit is connected to the first consumer, the storage unit, the first voltage supply unit and the second voltage supply unit; and a control unit determines whether a stabilization is to be carried out. If no stabilization is to be carried out, the control unit activates the switching unit such that the first consumer is connected to the first voltage supply unit and, as soon as the stabilization is to be carried out, the first consumer is connected to a series connection formed by the storage unit and the first voltage supply unit. | 11-28-2013 |
20130320755 | DEVICE AND METHOD FOR DISCHARGING AN ENERGY ACCUMULATOR IN A HIGH-VOLTAGE GRID - The invention relates to a device and method for discharging an energy accumulator (C), in particular an intermediate circuit capacitor, in a high-voltage grid ( | 12-05-2013 |
20130320756 | METHOD FOR MONITORING UTILIZATION OF AN ELECTROCHEMICAL ENERGY STORAGE DEVICE IN A MOTOR VEHICLE, AND MOTOR VEHICLE - It should be possible in a motor vehicle having an electric drive to allow a deep discharge of the electrochemical energy storage device by a control input (S | 12-05-2013 |
20130320757 | REACTOR - A reactor, which enables costs to be reduced while ensuring specific specifications for an electric vehicle such as an HV vehicle, is provided. The reactor for an HV vehicle includes: a reactor core in which a pair of roughly U-shaped core members, which have been integrally formed using an Fe—Si magnetic powder, are arranged in a circular shape by aligning two leg sections of each core member opposite to each other with gaps therebetween; and coils wound around the periphery of the leg sections of the core members, which are positioned opposite to each other with the gaps therebetween. | 12-05-2013 |
20130320758 | LIQUID LEAD STORAGE BATTERY AND BATTERY SYSTEM - A liquid lead storage battery includes a negative electrode plate, a positive electrode plate and an electrolyte solution. The both plates are arranged so as to face each other in a thickness direction and immersed in the electrolyte solution. The negative electrode plate includes an active material containing carbon. An elastic sheet formed of a porous material is arranged between the negative electrode plate and the positive electrode plate so as to press the negative electrode plate from both sides in the thickness direction. | 12-05-2013 |
20130320759 | CONTACTLESS POWER TRANSFER DEVICE FOR MOVING OBJECT - Provided is a contactless power transfer device for a moving object. Each of a power transmission coil and a power receiving coil comprises an H-shaped core, and first, second and third search coils are installed on a magnetic pole object of the H-shaped core of the power transmission coil. A y-direction positional deviation between the power transmission coil and the power receiving coil is detected using voltages measured at the first and second search coils, and an x-direction positional deviation is detected using voltages measured at the third search coils. | 12-05-2013 |
20130328390 | Capacitive transformer - My invention shows how to increase the duration of life of a battery used for an electric car. This is done by separating the circuit that contains the battery and the circuit that drives the motor of the electric car. Electricity is then induced in the latter circuit by a capacitor that has a coil of wire in it. When the capacitor is charged current is then induced in the coil of wire by inductance. This electricity then goes on to power the electric car. | 12-12-2013 |
20130328391 | DEVICE FOR OPERATING A MOTOR VEHICLE - A device for operating functions of a motor vehicle, with an operation control, which is designed for outputting control commands to further motor vehicle devices is provided. The control commands can be generated as a function of two or a plurality of simultaneous operation inputs, and a first touch-sensitive operating surface connected to the operation control in a signal-conducting manner, by means of which operating inputs can be transmitted to the operation control. At least one second touch-sensitive operating surface connected to the operation control in a signal-conducting manner is also provided. | 12-12-2013 |
20130328392 | BATTERY FOR AN ELECTRIC MOTOR OF A MOTOR VEHICLE - A battery for powering an electrical motor drive of a motor vehicle includes electrochemical accumulators included in an adiabatic enclosure and included in a tightly-sealed enclosure. The tightly-sealed enclosure is air-tight and water-tight, contains the adiabatic enclosure, and has a volume that is external to the adiabatic enclosure and benefits from thermal exchanges with an exterior thereof. The battery also includes a valve that selectively sets up a flow of a heat-transfer fluid between the adiabatic enclosure and the volume. | 12-12-2013 |
20130328393 | AC DRIVE SYSTEM FOR A VEHICLE - An AC drive method and system enables a more efficient and robust energy transfer in vehicles. The system includes an engine and a gearbox driven by the engine, wherein the gearbox has two or more gear ratios, an AC alternator is driven by the gearbox at a variable speed to generate an AC electric current that varies in both frequency and voltage as the speed of the alternator varies, one or more AC traction motors is then powered directly by the AC electric current from the AC alternator. | 12-12-2013 |
20130328394 | ELECTRONIC CIRCUIT COMPRISING TWO STATIC CONVERTERS OPERATING IN A QUASI-RESONANT ZERO-VOLTAGE SWITCHING MODE AND A METHOD OF OPERATING SUCH A CIRCUIT - A method of operating an electronic circuit including:
| 12-12-2013 |
20130334879 | VEHICLE POWER-SUPPLY CONTROL DEVICE - A vehicle power-supply control device has a battery charger that converts an externally-supplied AC voltage into a DC voltage used to charge a vehicle high-voltage battery, a low-voltage power generator that converts the DC voltage output from the battery charger into a DC voltage used to drive a vehicle auxiliary machine, and a controller that controls the battery charger and the low-voltage power generator. The battery charger includes a power factor correction circuit that corrects a power factor of the AC voltage and a first DC/DC converter that generates a predetermined DC voltage based on an output of the power factor correction circuit. The low-voltage power generator includes a second DC/DC converter that steps down the DC voltage output from the battery charger and a synchronous rectifier that rectifies an output of the second DC/DC converter in synchronization with a switching operation of the second DC/DC converter. | 12-19-2013 |
20130342009 | METHOD AND DEVICE FOR OPERATING A DRIVE TRAIN OF A HYBRID VEHICLE - The invention relates to a method and a device for operating a drive train ( | 12-26-2013 |
20130342010 | DRIVE ARRANGEMENT IN A MOTOR VEHICLE - The invention relates to a drive arrangement in a motor vehicle, wherein a first drive, a second drive and a third drive are provided, wherein the drives each have two supply connections, and wherein the first drive and the second drive each have their own associated driver circuit. The invention proposes that the supply connections of the third drive can be connected to high potential (V | 12-26-2013 |
20140001841 | CONTROL DEVICE FOR GENERATOR-MOTOR AND CONTROL METHOD FOR GENERATOR-MOTOR | 01-02-2014 |
20140001842 | Energy Converter for Outputting Electrical Energy | 01-02-2014 |
20140001843 | MILD HYBRID SYSTEM AND METHOD FOR CONTROLLING THE SAME | 01-02-2014 |
20140008973 | DEVICE FOR THE INDUCTIVE TRANSMISSION OF ELECTRIC ENERGY - An apparatus inductively transmits electrical energy from a primary coil, which is arranged in a stationary unit, to a secondary coil, which is arranged in a vehicle. The primary coil and/or the secondary coil have or has at least one switchable coil tap for adjusting a coil length which is active for the inductive energy transmission. | 01-09-2014 |
20140015315 | MIXER DRUM DRIVING APPARATUS - A mixer drum driving apparatus having a mixer drum carried on a frame of a mixer truck to be free to rotate and a drive source configured to drive the mixer drum to rotate includes a rotary motor configured to drive the mixer drum to rotate as the drive source, a power supply configured to supply power to the rotary motor, and a power generator configured to generate power as the mixer drum rotates and charge the generated power to the power supply. | 01-16-2014 |
20140015316 | CONTROL UNIT - The invention relates to a control unit ( | 01-16-2014 |
20140021782 | POWER SUPPLY SYSTEM - A power supply system includes an electric storage device, a connecting terminal area, a main energization line, a sub-energization line, a first energization switching unit for switching between an energized state and a non-energized state of an energization line of the main energization line connecting the electric storage device and a loading apparatus, a second energization switching unit for switching between an energized state and a non-energized state of an energization line of the main energization line connecting a branched part and the connecting terminal area, a third energization switching unit for switching between an energized state and a non-energized state of an energization line of the main energization line connecting the second energization switching unit and the connecting terminal area, and a control device that detects switching states of the first, second and third energization switching units and that controls their switching operations. | 01-23-2014 |
20140028092 | POWER CONVERSION DEVICE AND IN-VEHICLE POWER SUPPLY DEVICE EQUIPPED WITH SAME - In a DC/DC converter that performs zero-voltage switching, capacitors are connected respectively in parallel to first and second MOSFETs that are included in an inverter unit in the primary-side of a transformer, and an inductor is connected to an AC output line. In a range of a current being more than a predetermined value, a control circuit controls the inverter unit using a PWM control with a fixed dead time, and in a light load range where the current is equal to or less than the predetermined value, the control unit changes the control to a PFM control and decreases a frequency so that the dead time becomes longer as the current decreases, to thereby keep a duty ratio without change. | 01-30-2014 |
20140035360 | Battery with Autonomous Cell Balancing - The disclosure relates to a device for balancing the battery cells of a battery including a plurality of pairs of battery cells. Each pair of battery cells is connected to a charge balancing unit which is configured to balance the cell voltages of the battery cells of the pair of battery cells with respect to each other. The device further includes a measuring device which is configured to output a current that is proportional to a minimal cell pair voltage to a plurality of resistors that are connected in series. Comparators are also provided, each of which is connected to a pole of a first battery cell of an assigned pair of battery cells and to a respective resistor on an input side and to a control electrode of a respective discharging unit on an output side. | 02-06-2014 |
20140035361 | METHOD FOR CONTROLLING A BATTERY, AND BATTERY FOR CARRYING OUT THE METHOD - A method is used for controlling a battery having at least one battery module line with a plurality of battery modules that are connected in series. Each battery module has at least one battery cell, at least one coupling unit, a first connection, and a second connection. Each battery module is configured to assume one of at least two switching states dependent on a control of the coupling unit. The different switching states correspond to different voltage values between the first connection and the second connection of the battery module. The method includes determining a ranking among the battery modules. The method also includes engaging the battery modules in a supply of a desired output voltage of the battery module line using the ranking. The battery modules compare respective battery module operating states among one another and determine the ranking on the basis of the comparison. | 02-06-2014 |
20140035362 | System and Method for Power Supply Testing - In one embodiment, a method of verifying a component coupled to an output of a power supply includes measuring a frequency response from a control input of the power supply to the output of the power supply. The method also includes comparing the frequency response to a predetermined metric based on the measuring. The component is determined to be valid if the frequency response falls within the predetermined metric. | 02-06-2014 |
20140042806 | Safety System for Vehicles for Reducing the Danger of an Electric Shock from a Battery - A safety system for vehicles for reducing the danger of an electric shock from a battery is described, wherein the safety system is arranged on the outside of the vehicle and has an operator control area and a charging plug-in location with an operating plug. It is characteristic that the operating plug and the charging plug-in location are combined with one another outside the vehicle and are embodied in such a way that removing the operating plug causes the voltage of the vehicle to be disconnected. In addition, the disclosure relates to a motor vehicle which contains such a battery and to a method for reducing the danger of an electric shock from a battery, which method serves to implement the battery according to the disclosure. | 02-13-2014 |
20140042807 | CHARGE TRANSFER DEVICE AND ASSOCIATED MANAGEMENT METHOD - The present invention relates to a method of managing a charge transfer between, on the one hand means of accumulation ( | 02-13-2014 |
20140049103 | Method for Transferring Batteries to a Discharged State, Battery Management System, Inverter, System for Generating an AC Voltage, Charging Current Source and Motor Vehicle - The disclosure relates to a method for transferring batteries to a discharged state, a battery system, an inverter, a system for generating an AC voltage, a charging current source and a motor vehicle. The battery system includes a controllable inverter having parallel current branches and having series-connected power switches that are switchable by external control of the controllable inverter. The battery system further includes a controllable charging and disconnecting device having an interrupted current path and having a charging current source between the battery and the controllable inverter. | 02-20-2014 |
20140054958 | ARRANGEMENT FOR THE CURRENT SUPPLY OF ELECTRICAL USERS ARRANGED IN A MOTOR VEHICLE - An arrangement is provided for the current supply of electrical users arranged in a motor vehicle. At least two mechanically stable and electrically conductive support elements ( | 02-27-2014 |
20140054959 | VEHICLE CONTROL CIRCUIT BOARD - A vehicle control circuit board uses a common printed circuit board, even when the correlation between the signal terminals of a microcomputer and the connection terminals of a connector differ. Specifically, a vehicle control circuit board is selectively provided with either a first resistor mounted spanning a first circuit pattern and a second circuit pattern, or a second resistor mounted on the second circuit pattern. The first circuit pattern is electrically connected to a first signal terminal of an MCU, and a first connection terminal of a connector. The second circuit pattern is electrically connected to a second signal terminal of the MCU, and a second connection terminal of the connector. | 02-27-2014 |
20140054960 | Battery and Method for Safely Operating the Battery - A battery includes a plurality of battery cells configured to make available an electrical output voltage and a plurality of battery electronics which is coupled to the plurality of battery cells and includes a current measuring device configured to determine a present battery current, a detection device configured to determine further operating parameters of the plurality of battery cells, and a setting device configured to set an excess current threshold for the battery current based on an actuation variable. The setting device is configured to determine the actuation variable based on a present load bearing capacity of the plurality of battery cells. | 02-27-2014 |
20140062184 | TEMPERATURE BASED ELECTRIC MACHINE CONTROL - A vehicle having at least one electric machine capable of propelling the vehicle is provided. An oil circulation path is provided that circulates oil through the electric machines. A controller commands the electric machines to fulfill torque demands. The controller utilizes the oil temperature in the oil circulation path in order to control the commanded torque output by the electric machines. In the event of a failure or fault in the oil temperature sensors, the controller estimates the oil temperature from the temperature of coils within the electric machine. The estimated oil temperature is utilized instead of the sensed oil temperature to control the torque outputs to maintain torque demands. | 03-06-2014 |
20140062185 | RESISTANCE CONNECTING DEVICE - A resistance connecting device includes a case inside of which a chamber is formed. The chamber includes inside an activating unit, a gas generating unit, a first connecting portion, and a second connecting portion. The first connecting portion and the second connecting portion extend from the inside to the outside of the case in a mutually separated state and are exposed in the chamber. The activating unit is held at a first position that does not cause contact with either of the connecting portions when the gas generating unit has not been activated and moves up to a second position to cause contact with both of the connecting portions as a result of activation of the gas generating unit. The activating unit, at the second position, functions as a resistor having a predetermined electrical resistance, and connects the connecting portions to one another. | 03-06-2014 |
20140062186 | FLAT CABLE WIRING STRUCTURE - Disclosed is a flat cable wiring structure allowed to be mounted to all automobiles and corresponding to various circuits. The flat cable wiring structure is provided with a flat cable winder including a case arranged at an end of the rail, and a rotating body accommodated in the case rotatably about a virtual central axis vertical to the car body floor and configured to wind the flat cable; and a flat cable housing extending in a longitudinal direction of the rail and including a pair of walls arranged along an outside surface of the rail and parallel to a side wall vertical to the rail, and a bottom wall connecting the pair of walls. | 03-06-2014 |
20140070608 | MOTOR VEHICLE WITH A MULTI-VOLTAGE ONBOARD ELECTRICAL SYSTEM AND ASSOCIATED METHOD - A motor vehicle with an electrical system includes a low-voltage network with a first electrical energy storage device operating at a first voltage and a high-voltage network with second electrical energy storage device operating at a second voltage higher than the first voltage. The second energy storage device is divided in a first partial energy storage device that has the same voltage as the first energy storage device and is connected in parallel with the first energy storage device, and a second partial energy storage device that is connected in series with the first partial energy storage device. | 03-13-2014 |
20140084678 | MODULAR ELECTRICAL CONNECTION DEVICE/MODULAR PLUG CONNECTOR, ELECTRICAL COMPONENT FOR SUCH A PLUG, SET OF ELECTRICAL COMPONENTS AND ELECTRIC VEHICLE USING SAID PLUG CONNECTOR - The invention relates to a modularizable electrical connection plug ( | 03-27-2014 |
20140084679 | POWER SUPPLY MANAGEMENT APPARATUS AND METHOD THEREOF - An apparatus comprising an onboard energy storage device, an onboard power conversion device configured to be electrically coupled to an external power source for receiving electrical power therefrom, and at least one drive system electrically coupled to the onboard energy storage device and the onboard power conversion device, wherein the onboard energy storage device and the onboard power conversion device cooperatively provide electrical power for the at least one drive system. A vehicle and a method for managing power supply are also disclosed. | 03-27-2014 |
20140084680 | Electrical Power Distribution Module for a Utility Vehicle - An electrical power distribution module is adapted for use with a utility vehicle, which includes a vehicle body frame, and an electric generator driven by an engine to generate electrical power, and includes: a hollow casing secured to the vehicle body frame; a mounting plate connected to the casing for closing a front open end thereof and secured to the vehicle body frame; a cover body connected pivotally to the mounting plate for partially covering an outer surface thereof when in a closed position; and an electrical unit mounted to an assembly of the casing and the mounting plate and operable to generate, based on the electrical power from the electric generator, multiple voltage outputs each having an individual voltage. | 03-27-2014 |
20140091618 | VOLTAGE DISCHARGING DEVICE OF VEHICLE AND VOLTAGE DISCHARGING METHOD THEREOF - Provided is a voltage discharging device. The voltage discharging device includes a battery, an inverter converting a DC power supplied from the battery into an AC power to output the converted AC power, a motor driven by the AC power outputted through the inverter, a main relay disposed between the battery and the inverter to switch the DC power supplied from the battery into the inverter, and a control unit detecting a key-off signal of the vehicle to discharge a DC link voltage of the inverter when the key-off signal is detected. The control unit discharges the DC link voltage by applying one of first and second forced discharging logics different from each other according to a driving state of the vehicle at a time point at which the key-off signal is detected. | 04-03-2014 |
20140091619 | POWER SOURCE DEVICE FOR VEHICLE - A vehicle power source device reliably turns on a high voltage battery even if the output voltage of a low-voltage ancillary battery drops at the start of driving the vehicle. A request to run on a high-voltage battery (to turn on a relay contact point) is made by means of the operation to start driving a vehicle. A low-voltage ancillary battery and an auxiliary battery supply power to a power source circuit. A relay control unit supplied with power from the power source circuit turns on the relay contact point and turns on the high-voltage battery. When the high-voltage battery is on, the auxiliary battery is charged by means of a step-down circuit. The auxiliary battery holds the charged power by means of a diode without the power being consumed by a group of low-voltage loads. | 04-03-2014 |
20140097676 | ELECTRICALLY POWERED VEHICLE AND METHOD FOR CONTROLLING ELECTRICALLY POWERED VEHICLE - A charging control unit sets a fully charged state of a power storage device so as to have a margin for a fully charged capacity of the power storage device. The charging control unit sets the fully charged state to be variable in accordance with a degree of deterioration of the power storage device such that the margin becomes smaller as the degree of deterioration of the power storage device is larger. A traveling control unit switches between first control and second control in accordance with a degree of decrease of the margin when regenerative electric power exceeds a charging power upper limit value, the first control being control for regenerating, to the power storage device, an excess of the regenerative electric power relative to the charging power upper limit value, the second control being control for consuming the excess of the regenerative electric power using an auxiliary load. | 04-10-2014 |
20140103710 | METHOD AND ARRANGEMENT FOR PROVIDING AN ELECTRICAL POWER FOR AN ON-BOARD POWER SUPPLY SYSTEM OF A MOTOR VEHICLE - A motor vehicle has a high-voltage battery ( | 04-17-2014 |
20140103711 | CONTACTLESS POWER RECEIVING DEVICE, VEHICLE EQUIPPED WITH THE SAME, CONTACTLESS POWER TRANSMITTING DEVICE, AND CONTACTLESS POWER TRANSFER SYSTEM - A resonance coil of a vehicle resonates with a resonance coil of a power transmitting device via an electromagnetic field to thereby receive alternating-current power output from the resonance coil in a noncontact manner. An inverter receives the alternating-current power, received by the resonance coil, from an electromagnetic induction coil, converts the alternating-current power to direct-current power and outputs the direct-current power to a power line. In addition, the inverter converts direct-current power, received from the power line, to alternating-current power and outputs the alternating-current power to the electromagnetic induction coil in order to output electric power from the resonance coil to the resonance coil of the power transmitting device, and electric power is supplied to the resonance coil by the electromagnetic induction coil. | 04-17-2014 |
20140111003 | POWER CONVERTER FOR ELECTRIC VEHICLE - A power converter includes a capacitor, a case, and a filler. The case houses the capacitor and includes a metal plate and a partition wall. The filler is interposed between the case and the capacitor. The metal plate is positioned between the capacitor and another electronic component, inside the power converter. Also, the partition wall separates the capacitor from the metal plate. | 04-24-2014 |
20140117754 | HV-BATTERY, IN PARTICULAR TRACTION BATTERY FOR A VEHICLE - The invention relates to a HV-battery, in particular a traction battery for a vehicle, having a plurality of cell modules which each comprise a plurality of cells, wherein each cell module is assigned a controller for cell monitoring and/or for cell balancing, wherein the controllers are connected to a battery management control device for communication or open-loop control and/or closed loop control purposes, wherein the HV-battery is of modular construction by configuring the cell modules as plug-in modules that are detachably mountable or can be mounted to a printed circuit board. | 05-01-2014 |
20140125124 | VEHICLE HORN CONTROL ASSEMBLY - A vehicle horn control assembly comprises a sensor assembly and a controller. The sensor assembly has a sensor array that includes a plurality of sensor zones, with each of the sensor zones being configured to output a respective pressure signal in response to a respective amount of force applied thereto. The controller is configured to determine, based on the respective pressure signals output over a period of time, a touching characteristic representing a manner in which a user touches the sensor assembly to activate a vehicle horn. The controller is further configured to set a respective pressure threshold for each of the sensor zones above which the controller activates the vehicle horn based on the touching characteristic. | 05-08-2014 |
20140152091 | ENERGY SUPPLY CIRCUIT FOR ELECTRIC COMPONENTS - The invention relates to an energy supply circuit of electric components, in particular for a motor vehicle, having an accumulator, wherein a discharge monitoring circuit monitors the energy stored in the accumulator. If the energy stored in the accumulator falls below a threshold value, the discharge monitoring circuit switches off the energy supply at least of individual components, in particular of all components. | 06-05-2014 |
20140152092 | Vehicle with Power Electronics - A vehicle includes a power electronics unit for converting energy between a DC circuit and a polyphase machine, wherein the power electronics unit has a power module, a driver board, and a control board. The power electronics unit has two DC current rails, wherein the DC circuit can be connected to the same, and the power electronics unit has phase current rails, wherein the polyphase machine can be connected to the same. The number of the phase current rails corresponds to the number of the phases of the polyphase machine. The arrangement of the power module, the driver board, and the control board corresponds to a stacked or sandwiched construction, the phase current rails are electrically connected to the power module, and the control board has a passage for each of the phase current rails, wherein one phase current rail is fed through each passage. | 06-05-2014 |
20140152093 | METHOD FOR OPERATING AN ELECTRICAL SYSTEM, AND APPARATUS FOR CONTROLLING AN ELECTRICAL SYSTEM - The present invention relates to a method ( | 06-05-2014 |
20140159481 | Inverter - An electronic circuit comprising a direct current interface at which a direct current is providable, an alternating current interface at which an alternating current is providable, a set of switchable half-bridges coupled to the direct current interface, each half-bridge comprising two blocks each having a switch and a diode, a control entity configured for switching the switches of the half-bridges with a predefined relative phase shift between different half-bridges, and a filter entity arranged between the alternating current interface and a plurality of parallel paths relating to the plurality of half-bridges wherein the filter entity comprises a coupled inductor inductively coupling the plurality of parallel paths. | 06-12-2014 |
20140175869 | CONTROLLING BATTERY STATES OF CHARGE IN SYSTEMS HAVING SEPARATE POWER SOURCES - A control system is designed or configured to control the state of charge of a battery or battery pack in a system containing a separate power source, which is separate from the battery or battery pack. In operation, the battery or battery pack is called upon to intermittently provide power for certain functions. The separate power source may be, for example, an AC electrical power source for a UPS or an engine of a vehicle such as a micro hybrid vehicle. The battery may be a nickel zinc aqueous battery. The control system may be designed or configured to implement one or more of the following functions: monitoring the state of charge of the battery or battery pack; directing rapid recharge of the battery or battery pack from the separate power source when the battery or battery pack is not performing its functions; and directing charge to fully charged level or a float charge level, which is different from the fully charged level, in response to operating conditions. | 06-26-2014 |
20140175870 | ELECTRIC CURRENT DETECTION APPARATUS OF LOW VOLTAGE DC-DC CONVERTER FOR ELECTRIC VEHICLE - Disclosed is an electric current detection apparatus of a low voltage DC-DC converter for an electric vehicle, including: a low voltage DC-DC converter (LDC) which converts a voltage of an electric power source applied from a high voltage battery into a low voltage; a current transformer (CT) which is provided at a front terminal of a main voltage transformer to convert an electric current value of an input terminal of the main voltage transformer; and a calculation unit which calculates an electric current value of an output terminal of the main voltage transformer by receiving an output side electric current of the current transformer. The electric current detection apparatus may detect an output electric current of the low voltage DC-DC converter without using a high priced electric current sensor. | 06-26-2014 |
20140175871 | POWER NET SYSTEM OF FUEL CELL HYBRID VEHICLE AND CHARGE/DISCHARGE CONTROL METHOD - A power net system of a fuel cell hybrid vehicle includes a fuel cell and an electric vehicle battery (EV battery) connected with each other through a main bus terminal in parallel, and an insulated gate bipolar mode transistor (IGBT) connected to the EV battery and the main bus terminal. The power net system further includes an inverter connected to the main bus terminal and a driving motor connected to the inverter. | 06-26-2014 |
20140175872 | VEHICLE AND CONTROL DEVICE FOR VEHICLE - On a vehicle, a converter converting and outputting a voltage, an inverter converting DC power output from the converter to AC power, and a motor driven by AC power supplied from the inverter are mounted. A control device calculates a requested voltage VHreq as an output voltage from a converter for bringing a degree of modulation Kmd of the inverter closer to a prescribed target degree of modulation Kmd#, calculates from target torque of the motor, a minimum voltage VHmin as a minimum value for an output voltage from the converter which can realize target torque of the motor, and controls the converter such that the output voltage VH from the converter is closer to a value which is greater one of the requested voltage VHreq and the minimum voltage VHmin. | 06-26-2014 |
20140175873 | BATTERY UNIT, ELECTRIC VEHICLE, MOVABLE STRUCTURE, POWER SUPPLY DEVICE, AND BATTERY CONTROL DEVICE - A battery system is provided with a plurality of battery units each including a battery module consisting of a plurality of battery cells, a unit control unit, and a connector, and controls the overall operation of the respective battery units in a main control unit. To the plurality of connectors of the battery units, an external unit can be selectively connected so that voltage adjustment for inhibiting voltage variations among the plurality of battery cells or the plurality of battery modules can be realized by using the external unit. The external unit is connected to the battery unit for which voltage adjustment is necessary on the basis of a voltage adjustment necessity determination. | 06-26-2014 |
20140183941 | FAIL-SAFE METHOD AND APPARATUS FOR HIGH VOLTAGE PARTS IN A HYBRID VEHICLE - A fail-safe method and apparatus for high voltage parts in a hybrid vehicle is provided. In the fail-safe method, it is determined whether or not a high voltage main relay is turned off. Here, when the high voltage main relay is turned off, a voltage is charged into a direct current (DC) link using a counter electromotive force generated in a motor generator linked with a revolution of an engine. Voltage control is performed such that the voltage of the DC link is uniformly maintained using an inverter for the motor generator. | 07-03-2014 |
20140183942 | POWER SUPPLY SYSTEM, VEHICLE EQUIPPED WITH THE SAME, AND CONTROL METHOD FOR POWER SUPPLY SYSTEM - A power conversion unit including a bidirectional converter, a sub DC-DC converter, and a main DC-DC converter selectively performs first power conversion converting power supplied from outside of a vehicle into charging power for a power storage unit, and second power conversion converting power stored in the power storage unit into output power to the outside of the vehicle. When charging of the power storage unit from the outside of the vehicle is performed in an emergency where power or a power amount to be output to the outside of the vehicle when the second power conversion is performed is requested to be greater than usual, the power conversion unit performs the first power conversion such that a state quantity indicating a state of charge of the power storage unit becomes greater than usual. | 07-03-2014 |
20140191570 | SWITCHING DEVICE FOR A MOTOR VEHICLE - A switching device is provided that includes, but is not limited to a switching organ, an actuator for changing a state of a mechanism, a control electronic system for actuating the actuator as a function of the actuating of the switching organ. The actuator is connected mechanically to the mechanism with a push-push mechanism, so that upon a temporary activating of the actuator a first state of the mechanism is changeable from the first state into a second state and following the second state is continuously retrained with the deactivated actuator up to the next temporary activating of the actuator and upon a temporary activating of the actuator a second state of the mechanism is changeable from the second state into a first state and following this the first state is continuously retained with the deactivated actuator up to the next temporary activating of the actuator. | 07-10-2014 |
20140191571 | POWER SUPPLY CONTROL APPARATUS - A power supply control apparatus has a voltage detection unit that detects output voltage of a battery or alternator; a condition acquisition unit that acquires an engine condition; a voltage transformation unit that raises or lowers output voltage; a switching unit that switches power supply to in-vehicle devices to either of the output voltage and a voltage transformed by the voltage transformation unit; and a control unit that outputs instruction to the switching unit based on the output voltage value and the engine condition. The switching unit switches the power supply destination between a first in-vehicle device group to which a voltage higher than V1 is to be supplied and a second different in-vehicle device group and the control unit outputs instruction to lower or raise the voltage to the voltage transformation unit, and outputs instruction to switch between the first and second in-vehicle device groups to the switching unit. | 07-10-2014 |
20140203633 | BATTERY SYSTEM FOR VEHICLE AND CONTROL METHOD THEREOF - A battery system includes a motor serving as a driving source for driving a vehicle, a high capacity type battery and a high power type battery each capable of supplying a power to the motor, and a controller controlling charge and discharge of each of the high capacity type battery and the high power type battery. The controller causes the high capacity type battery to be discharged continuously. The controller controls charge and discharge of the high power type battery such that the SOC of the high power type battery is matched with a predetermined value while the high capacity type battery is discharged continuously. The controller causes the high power type battery to be discharged continuously such that the SOC of the high power type battery becomes lower than the predetermined value while the high capacity type battery is not discharged continuously. | 07-24-2014 |
20140203634 | POWER SOURCE APPARATUS FOR ELECTRICALLY POWERED VEHICLE AND CONTROL METHOD THEREFOR - During external charging, a charger converts AC electric power from an external power supply into electric power for charging a main battery. An AC/DC converter converts the AC electric power on the power line into auxiliary electric power. The charger is further capable of executing power conversion for converting output electric power of the main battery into AC electric power for output to the power line. While a vehicle is running, normally, the charger and the AC/DC converter are stopped, and the auxiliary electric power obtained by converting the output electric power of the main battery by a main DC/DC converter is output. At the time of regenerative braking of the vehicle, where charging of the main battery is prohibited or restricted, the charger and the AC/DC converter are further operated to intentionally increase loss power, thereby generating auxiliary electric power. | 07-24-2014 |
20140203635 | METHOD FOR REDUCING LINEAR DISTORTION IN A POWER INTERFACE FOR A MOTOR VEHICLE - A method for reducing signal distortion in the transmission of binary coded signals in a motor vehicle, preferably in a power interface, is characterized in that an edge of the binary coded signal is formed in the transmitter by adapting the frequency and phase response of a harmonic such that the signal distortion to be expected on the entire transmission line can be compensated. | 07-24-2014 |
20140203636 | Operating Method for an Electric Energy System of a Motor Vehicle Comprising a Fuel Cell System, an Accumulator and an Electric Motor - A method of operating an electric system of a motor vehicle, consisting of a fuel cell system, an accumulator and an electric driving motor is provided. Without implementing an electric voltage conversion and therefore without an electric voltage converter, as a function of the level of the electric voltage made available by the fuel cell system and by the accumulator and the electric power demanded by the electric motor, a first switching element in the connection between the fuel cell system and a node point electrically connected with the accumulator and the electric motor, as well as a second switching element in the connection between the accumulator and this node point are opened or closed as needed. This is done such that the power requirement of the electric motor is met primarily from the fuel cell system, and in an auxiliary fashion, additionally from the accumulator. If the electric power offered by the fuel cell system exceeds the electric power demanded by the electric motor, the excess power will be fed to the accumulator for as long as its permissible charging current is not exceeded and the accumulator still has a defined residual storage capacity. | 07-24-2014 |
20140203637 | POWER SUPPLY SYSTEM FOR ELECTRIC POWERED VEHICLE AND METHOD FOR CONTROLLING THE SAME - First and second system main relays are connected between a first power storage device and a second power storage device, respectively, and a first power line. First and second relays for charging are connected between first and second power storage devices, respectively, and a second power line. A control device selectively forms any of a first power feed path formed by connecting each of the first and second power storage devices to the first power line, and a second power feed path formed by connecting, to the first power line, one of the first and second power storage devices connected in parallel when the first and second relays are turned ON, thereby ensuring a power feed path to the load. | 07-24-2014 |
20140210260 | ELECTRIC POWER CONVERSION SYSTEM FOR ELECTRIC VEHICLE - An electric power conversion system for an electric vehicle includes a capacitor operable to smooth a current of the battery, first discharge resistor and second discharge resistor operable to discharge the capacitor, a first substrate attached to a case of the capacitor, and a second substrate in which a circuit that controls the second discharge resistor is mounted. The second discharge resistor rapidly discharges the capacitor while generating a larger amount of heat per unit time per unit current than the first discharge resistor. The case of the capacitor is located between the second discharge resistor and the second substrate. An electrically conducting path that electrically connects the second substrate with the second discharge resistor is routed through the first substrate. | 07-31-2014 |
20140210261 | VEHICLE, AND CONTROL METHOD AND CONTROL DEVICE FOR VEHICLE - A vehicle includes a traveling battery storing electric power, an auxiliary battery connected to the traveling battery, a DC/DC converter supplying the electric power from the traveling battery to the auxiliary battery, and an engine operated at a load corresponding to the electric power supplied from the traveling battery to the auxiliary battery. If the load of the engine is smaller than a threshold value during load operation of the engine, the DC/DC converter supplies the electric power from the traveling battery to the auxiliary battery. | 07-31-2014 |
20140210262 | Vehicle Drive Device - A vehicle drive device includes an electric motor; a first electrical storage device that is of a high-voltage type and supplies an electric power to the electric motor; a plurality of auxiliary machines; a second electrical storage device that is of a low-voltage type and supplies an electric power to the plurality of auxiliary machines; and a vehicle control device. The first electrical storage device can supply an electric power to the second electrical storage device. The vehicle control device determines whether a degree of degradation of the first electrical storage device can be determined, selects a auxiliary machine from the plurality of auxiliary machines, and drives the selected auxiliary machine to estimate the degree of degradation of the first electrical storage device when it is judged that the degree of degradation of the first electrical storage device can be determined. | 07-31-2014 |
20140217813 | POWER SUPPLY CONNECTOR, VEHICLE, AND METHOD FOR IDENTIFYING POWER SUPPLY CONNECTOR - A vehicle is provided with a connection signal line having electric potential is changed when a connector of a power charging cable is attached to a control pilot line through which a pilot signal CPLT is transmitted from the power charging cable. The charging connector is attached to a vehicle in place of the power charging cable. The power supply connector includes a first connection portion connected to the connection signal line and a second connection portion connected to the first connection portion and the control pilot line. | 08-07-2014 |
20140217814 | SCALABLE HIGH VOLTAGE CHARGING AND DETECTION SYSTEM FOR PLUG-IN ELECTRIC VEHICLES - A high-voltage relay system for a vehicle. The system includes a high-voltage bus, a parallel relay set and a controller. The parallel relay set includes two or more relays wired in parallel and that are electrically coupled to the high-voltage bus. The controller is programmed to adjust the power flowing through the parallel relay set when a malfunction is detected in one of the relays in the set. The system can include a high-voltage power source electrically coupled to the high voltage bus through the parallel relay set, where the controller reduces the power flowing through the parallel relay by reducing output of the high-voltage power source. The system can include a high-voltage motor electrically coupled to the high voltage bus through the parallel relay set, where the controller reduces the power flowing through the parallel relay set by reducing the motor's power demands. | 08-07-2014 |
20140217815 | Automobile electronic regulator - An automobile electronic regulator includes a timing circuit, a signal circuit, a phase shift driving circuit, a pulse oscillation outputting circuit, an electronic switching circuit, and an electronic filtering circuit. An input terminal of the electronic filtering circuit is connected to an output terminal of the electronic switching circuit, for supplying the timing circuit, the signal circuit and the phase shift driving circuit with an accurate and stable voltage. The output terminal of the signal circuit is connected to an input terminal of the phase shift driving circuit via a circuit for accelerating and limiting, for driving and amplifying a phase shift of a signal of a generated rectangular square wave. The phase shift driving circuit supplies the pulse oscillation outputting circuit with a phase shift amplification signal. The pulse oscillation outputting circuit uploads a pulse signal to an automobile-mounted inductive load system. | 08-07-2014 |
20140217816 | MOBILE TERMINAL CHARGING SYSTEM AND MOBILE TERMINAL CHARGING METHOD - A mobile terminal charging system includes: a wireless power supply device that is provided inside a vehicle cabin and that is configured to perform a charging operation for charging a mobile terminal; and a control device that controls the wireless power supply device, wherein, when wireless communication is carried out between an in-vehicle communication device and an electronic key inside the vehicle cabin in a situation that the charging operation is being performed by the wireless power supply device, the control device temporarily suppresses the charging operation performed by the wireless power supply device. | 08-07-2014 |
20140217817 | CONTROL DEVICE FOR A DC-TO-DC CONVERTER OF AN ELECTRICAL DRIVE SYSTEM, AND A METHOD FOR OPERATING A DC-TO-DC CONVERTER - The invention relates to an electrical drive system of a hybrid vehicle, comprising: a traction battery ( | 08-07-2014 |
20140232181 | Automotive Vehicle Inverter Control Apparatus - In an automotive vehicle inverter control apparatus of the related art, a limp-home mode is provided, but six power sources including transformers are required for respective gate circuits of the respective IGBT drive circuits. Therefore, a reduction in size and a reduction in weight cannot be achieved, and a demand of the improvement of mountability or the improvement of fuel consumption as described above cannot be satisfied. A power semiconductor module and the drive circuit include three unit semiconductor modules and three unit drive circuits corresponding to a three-phase alternating current, and power supply units of the unit drive circuits are provided independently, whereby the limp-home mode is provided and in addition, the number of power supply units may be reduced, so that the reduction in size and the reduction in weight are achieved. | 08-21-2014 |
20140232182 | POWER SUPPLY CONNECTOR, VEHICLE AND CONTROL METHOD FOR VEHICLE - A power supply connector ( | 08-21-2014 |
20140232183 | ELECTRIC VEHICLE - There is provided a technology of preventing a discharging device from being damaged by induced current caused by back electromotive force of a motor in an electric vehicle including the discharging device for discharging a capacitor in collision. A hybrid vehicle includes a capacitor, a current sensor, a discharging circuit, and a controller. The capacitor is connected to an input side of the inverter. The discharging circuit is connected in parallel with the capacitor. The current sensor measures induced current caused by back electromotive force of a motor. When a signal indicating abnormality or collision is inputted, the controller activates the discharging circuit if the induced current measured by the current sensor is less than a predetermined current threshold, and does not activate the discharging circuit if the induced current is greater than the predetermined current threshold. | 08-21-2014 |
20140232184 | ELECTRIC VEHICLE - An electric vehicle | 08-21-2014 |
20140239712 | INTEGRATED ELECTRONIC POWER CONTROL UNIT OF VEHICLE - An integrated electronic power control unit of an environmentally friendly vehicle includes an inverter and an LDC (low voltage DC-DC converter), which share a DC input terminal. In the integrated electronic power control unit, the inverter is an electronic power control unit that drives a motor by converting DC voltage into AC voltage, and the low voltage DC-DC converter serves as another electronic power control unit that charges a low-voltage battery by converting DC high voltage into low voltage DC voltage, where the inverter includes a capacitor module composed of a capacitor leveling input voltage and a capacitor removing noise of the input voltage, and the inverter and the low voltage DC-DC converter are integrated such that the output of the capacitor module of the inverter becomes the output of the low voltage DC-DC converter. | 08-28-2014 |
20140252849 | HYBRID ELECTRIC VEHICLE POWER-UP SEQUENCING WITH VVC TEST - A method for operating a hybrid electric vehicle having a variable voltage converter (VVC) includes commanding a first voltage across a VVC in response to a signal requesting a VVC test, continuously monitoring a first VVC voltage difference over a first calibratable time period, and generating a diagnostic signal if the first voltage difference exceeds a first calibratable threshold for the duration of a first calibratable time period. The method further includes, in response to the first voltage difference dropping below the first calibratable threshold, commanding a second voltage across the VVC, continuously monitoring a second VVC voltage difference over a second calibratable time period, generating a diagnostic signal if the second voltage difference exceeds a second calibratable threshold for the duration of a second calibratable time period, and signaling a test pass in response to the second voltage difference dropping below the second calibratable threshold. | 09-11-2014 |
20140252850 | Battery with a Thermal Tripping Element - A battery includes a battery housing and also two connections configured to electrically conductively connect the battery to a load. The battery further includes a battery string which is positioned in the battery housing, and connects the two connections to one another. At least one battery cell is connected in series and/or in parallel with the battery string. The battery has at least one thermal tripping element which is positioned within the battery housing, and which is configured to trip when a predetermined first temperature is present in a region of the thermal tripping element, and therefore is configured to indicate a presence of this predetermined first temperature in the region of the thermal tripping element. | 09-11-2014 |
20140252851 | Method and Device for Generating Electrical Energy in a Motor Vehicle - A method and device for generating electrical energy in a motor vehicle involves thermoelectric generator having a plurality of thermoelectric modules and coupled to at least one electrical consumer. Module open-circuit voltages of the modules are determined and those modules for which a sum of their module open-circuit voltages attains twice a predefined generator output voltage with the smallest possible deviation are determined and electrically connected to one another in series. | 09-11-2014 |
20140265557 | SINGLE-LITHIUM ION CONDUCTOR AS BINDER IN LITHIUM-SULFUR OR SILICON-SULFUR BATTERY - A sulfur-containing electrode has a binder comprising a single-lithium ion conductor. The electrode may be used a cathode in a lithium-sulfur or silicon-sulfur battery. | 09-18-2014 |
20140265558 | VEHICLE-MOUNTED POWER SUPPLY SYSTEM - A power supply system mounted in a vehicle. A rotary machine is connected to an output shaft of an internal-combustion engine of the vehicle, and has a power generation function, an engine start-up function, and an engine output assist function. A connection switch Is configured to electrically connect and disconnect a second secondary battery and a parallel connection of a first secondary battery and the rotary machine. A first battery switch, which is connected between the first secondary battery and a first connection point disposed between the first secondary battery and the connection switch, is configured to electrically connect and disconnect the first secondary battery and the first connection point. A first electrical load is electrically connected to the first connection point. A second electrical load is electrically connected to a second connection point disposed between the second secondary battery and the connection switch. | 09-18-2014 |
20140265559 | VEHICULAR HIGH POWER ELECTRICAL SYSTEM - A vehicle electrical system can include a high-power electrical bus that is controlled independently of an electrical bus connected to the vehicle battery. The high-power electrical bus may be supplied at least partially by a power converter (e.g., a DC/DC converter) that draws power from the vehicle battery, and which can at least partially decouple the high-power electrical bus from the vehicle battery. High-power electrical loads, such as an active suspension system, for example, may be powered by the high-power electrical bus. | 09-18-2014 |
20140265560 | SYSTEM AND METHOD FOR USING VOLTAGE BUS LEVELS TO SIGNAL SYSTEM CONDITIONS - A vehicle electrical system can include a high-power electrical bus that is controlled independently of an electrical bus connected to the vehicle battery. The high-power electrical bus may be supplied at least partially by a power converter (e.g., a DC/DC converter) that draws power from the vehicle battery, and which can at least partially decouple the high-power electrical bus from the vehicle battery. High-power electrical loads, such as an active suspension system, for example, may be powered by the high-power electrical bus. | 09-18-2014 |
20140265561 | Hose Voltage Carrier - Methods and systems for delivering a voltage signal to remote equipment associated with a hydraulic system are disclosed. One method includes actuating an output voltage from a control panel at an electronic control output electrically connected at a socket positioned on a first end of a hose assembly, the hose assembly having a conductive layer electrically connected to the socket and extending the length of the hose assembly and also electrically connected to a second socket at a second end of the hose assembly. By actuating the output voltage, the output voltage is delivered to remote equipment at the second end of the hose assembly that is electrically connected to the second socket. | 09-18-2014 |
20140285002 | POWER CONVERSION SYSTEM - A power conversion system includes: a switching element; an output circuit that outputs a transmission signal for transmitting information on a physical quantity that indicates a state of the switching element and for transmitting information on abnormality of the switching element; an isolating element that transmits the transmission signal in an electrically isolated state; a filter that deletes the information on the physical quantity from a signal transmitted through the isolating element; a control circuit to which the signal transmitted through the isolating element but not through the filter is input; and a shutdown circuit that shuts down power supply to the switching element on the basis of the signal through the filter. | 09-25-2014 |
20140285003 | VEHICLE ELECTRICAL NETWORK HAVING AT LEAST TWO ENERGY STORAGE DEVICES, METHOD FOR OPERATING A VEHICLE ELECTRICAL NETWORK, AND MEANS FOR THE IMPLEMENTATION THEREOF - A vehicle electrical network has: an electric machine configured to operate at least in generator mode; a first energy storage device; a second energy storage device; and a switching arrangement by which the switching states a) through c) described below can be set alternatively to one another: a) either only the first energy storage device or only the second energy storage device is connected to the electric machine; b) the first energy storage device and the second energy storage device are connected in parallel to the electric machine; and c) the first energy storage device and the second energy storage device are connected in series to the electric machine. | 09-25-2014 |
20140292076 | BOOST-BUCK CONVERTER CONTROL SYSTEM - A control system includes a boost-buck converter, a control apparatus and a voltage sensor. The boost-buck converter is provided between a battery and a motor-generator. The control apparatus controls the boost-buck converter. The voltage sensor outputs a sensor output value of a system voltage supplied to the motor. The control apparatus calculates a current stagnation continuation period based on the sensor output value of the voltage sensor and corrects a duty ratio of the boost-buck converter in accordance with a calculation value of the continuation period. The continuation period includes a predetermined time point, at which current stagnation is assumed to be generated. The current stagnation indicates that at least a reactor current stagnates. In the continuation period, a system voltage-related voltage continues to have a voltage difference of the same polarity side relative to a reference voltage. | 10-02-2014 |
20140292077 | METHOD FOR OPERATING AN ENERGY SUPPLY UNIT FOR A MOTOR VEHICLE ELECTRICAL SYSTEM - A method for operating an energy supply unit for a motor vehicle electrical system including at least one first subsystem and one second subsystem having different voltage levels, one first stator winding of an electric machine being connected via one first converter circuit to the first subsystem, and one second stator winding of the electric machine being connected via one second converter circuit to the second subsystem, and a DC-DC conversion taking place between the first subsystem and the second subsystem, while one of the converter circuits Is operated as an inverter and the other of the converter circuits is operated as a rectifier, and the first stator winding and the second stator winding are operated as a transformer. | 10-02-2014 |
20140292078 | ELECTRIC SELECTOR CONTROL SYSTEM AND RELATED METHOD - The present invention relates to an electric selector control system ( | 10-02-2014 |
20140300180 | POWER CONTROL APPARATUS - A power control apparatus is mounted on an electrically driven vehicle which includes an electrical storage device configured by connecting a plurality of batteries in parallel, a voltage detection unit which detects a voltage of each battery, and a load, and the power control apparatus includes, a voltage deviation calculation unit which is connected to the electrical storage device, and calculates voltage deviation between the plurality of batteries based on the voltage detected by each voltage detection unit at the time of driving the load which is driven by power supply from the electrical storage device, a comparator which compares the voltage deviation calculated by the voltage deviation calculation unit and a first predetermined threshold, and a cutoff detection unit which detects a presence or absence of the battery, which comes into a cutoff state in the electrical storage device, when the voltage deviation is equal to or more than the first threshold in a comparison result by the comparator. | 10-09-2014 |
20140300181 | ENERGY STORAGE ARRANGEMENT - Energy storage arrangement with a rechargeable energy storage device, wherein the energy storage device includes a plurality of lithium-based storage elements. The energy storage device is composed of three lithium-based storage elements and one lithium titanate-based storage element, or four lithium-titanate-based storage elements and one lithium-based storage element, or three lithium-based storage elements and two nickel metal hydride-based storage elements. | 10-09-2014 |
20140300182 | Vehicle Mobile Microgrid - The vehicle mobile microgrid is a vehicle on-board electrical grid dedicated to supplying all supplemental electrical needs for the vehicle utilizing recovered energy from internal combustion engine heat, vehicle motion and auxiliary electrical power generator, chemical and mechanical storage systems and electrical power from incident light energy. Unlike electrical grids that serve wide population areas, the vehicle on-board electrical grid is not meant to serve electrical demand beyond that utilized by the vehicle. This on-board electrical grid is therefore very small by comparison, and the term microgrid is meant to convey this comparative size. The microgrid utilizes a common-mode bidirectional microgrid to efficiently capture, store and distribute electrical power depending on the vehicle's demand for electrical power. | 10-09-2014 |
20140300183 | BATTERY SYSTEM, VEHICLE WITH BATTERY SYSTEM AND METHOD OF OPERATING A BATTERY SYSTEM IN A VEHICLE - A battery system, a vehicle having a battery system, and a method for operating a battery system. The battery system has a plurality of cells, a load circuit, a current sensor to detect current flowing in the load circuit, a pre-charging circuit to limit the current flowing through the load circuit, a disconnecting apparatus in a load circuit section of the load circuit, the load circuit section being bypassed by the pre-charging circuit, a first consumer circuit and a second consumer circuit arranged in parallel with one another and connected to the load circuit, a first fuse assigned to the first consumer circuit, a second fuse assigned to the second consumer circuit and an electronics unit to evaluate signals of the current sensor and which determines whether at least one of the first fuse and the second fuse has blown based on signals of the current sensor. | 10-09-2014 |
20140300184 | DEVICE AND METHOD FOR THE VOLTAGE SUPPLY OF AN OCCUPANT PROTECTION SYSTEM - A device for the voltage supply of an occupant protection system in a motor vehicle having a switching unit and a voltage supply unit, which supplies an operating voltage to the occupant protection system, the switching unit providing a supply voltage to the voltage supply unit when the supply voltage exceeds a predefined threshold value voltage level. A configuration unit is also provided which provides various reference voltage levels for the switching unit as threshold value voltage levels. | 10-09-2014 |
20140306521 | METHOD FOR OPERATING A MULTI-VOLTAGE ELECTRICAL SYSTEM OF A MOTOR VEHICLE, A MULTI-VOLTAGE ELECTRICAL SYSTEM AND MEANS FOR IMPLEMENTING THE METHOD - A multi-voltage electrical system of a motor vehicle includes first and second subsystems operable at operating voltages, where a current is selectively and alternatively feedable from the first subsystem into the second subsystem and from the second subsystem into the first subsystem, and an electrical consumer is coupleable to and decoupleable from the first subsystem. A method for operating the system includes, responsive to a failure or lack of an attenuator, implementing a special operating mode in which negative and positive sudden load variations caused by coupling or decoupling of the electrical consumer is counteracted by, respectively, feeding current from the second subsystem into the first subsystem or vice versa, in each case over a respective feed time period. | 10-16-2014 |
20140306522 | WIRING HARNESS WIRING STRUCTURE - A wiring harness wiring structure is for wiring a wiring harness between a body and a door of a vehicle, and configured to suppress the trapping of water in the door. The wiring harness wiring structure includes a wiring unit partly supported on the body and including the wiring harness, and a protector including an insertion opening into which the wiring unit is to be inserted, an extra length absorbing portion for accommodating the wiring harness while including a margin space, into which the wiring harness is detoured, and a water drainage hole formed in a lower part of the extra length absorbing portion and arranged at a position vertically above and overlapping a through hole formed in a door inner panel and penetrating from a vehicle inner side to a vehicle outer side between a door trim of the door and the door inner panel. | 10-16-2014 |
20140312686 | IN VEHICLE INDUCTIVE POWER PROVISION SYSTEM AND METHOD - A vehicle inductive power assembly and method for transferring electrical power inductively to an electrical device, in a motorized vehicle. The system includes an inductive power transfer system which is configured to provide the electrical power to the electrical device as well as a communications security system which is configured to establish a secure communications channel between the inductive power transfer system and the electrical device. Following activation of the inductive power transfer system, the communications security system initiates a handshaking procedure between the inductive power transfer system and the electrical device. If the handshaking procedure is successful the communications security system instructs the inductive power transfer system to commence providing the electrical power to the electrical device. | 10-23-2014 |
20140312687 | MULTIPLE BATTERY PACK AND OPERATING METHOD THEREOF - A lithium battery system includes a first battery pack including a plurality of first battery cells connected in series. The first battery pack is configured to be connected in parallel to an alternator and a second battery pack, and has a lower capacity than the second battery pack. A negative electrode of each of the first battery cells includes a negative electrode active material. The negative electrode active material includes a carbon-based material having an interlayer spacing of a (002) plane of 0.34 nm to 0.50 nm in X-ray diffraction measurement using copper (Cu) Kα lines. | 10-23-2014 |
20140319909 | POWER CONTROL UNIT - This power control unit, which stores a power conversion module and a rapid charging device used when charging a battery, is provided with a power conversion chamber, which houses the power conversion module, and a charging device chamber, which houses the charging device, the power conversion chamber and the charging device chamber have a bottom surface in common with each other, the power conversion module and the charging device are affixed to the bottom surface in the respectively corresponding chambers, and an ECU that controls the power conversion module is disposed at a position that is above the charging device and enclosed by a peripheral wall that includes the partition wall that partitions the charging device chamber and the power conversion chamber. | 10-30-2014 |
20140327303 | GROUND CONNECTION STRUCTURE - A ground connection structure is a structure for collectively connecting, to a body of a vehicle, a plurality of grounding wires which are connected to respective electrical components installed in the vehicle. The ground connection structure includes: a connection box to which the plurality of grounding wires are connected; a grounding terminal part connected to the vehicle in an electrically conducting state; and an electrically conducting connection part having one end connected to the connection box and the other end connected to the grounding terminal part, the electrically conducting connection part connecting the connection box and the grounding terminal part in an electrically conducting manner. The electrically conducting connection part is made of a low-inductance material having low inductance. | 11-06-2014 |
20140333129 | SYSTEM AND METHOD FOR COMPENSATING FOR HIGH-FREQUENCY LEAKAGE CURRENTS IN A MOTOR VEHICLE - A system for compensating for a high-frequency leakage current emanating from at least one component of a motor vehicle, connected to a power supply network via a rectifier device, the power supply network having a ground and at least one phase other than ground. For each component, a first compensation device is connected to rectified phases originating from the rectifier device upstream of the component, and to a motor vehicle ground and/or a second compensation device is connected to rectified phases downstream of the component and to the ground, the compensation devices configured to pick off some of the voltage applied to the component and transmit to the ground a compensation current of same amplitude and direction as the leakage current but of opposite phase. | 11-13-2014 |
20140339892 | DISCONNECTION UNIT FOR DISCONNECTING A BATTERY FROM A POWER SYSTEM AND A MOTOR VEHICLE HAVING A LITHIUM-ION BATTERY - A disconnection unit is configured for disconnecting a battery from a power system. A fuse is configured to interrupt a circuit between the battery and the power system. The fuse is integrated into the disconnection unit. | 11-20-2014 |
20140354045 | USER CONFIGURABLE VEHICLE STEERING COLUMN STALKS - A user-configurable steering column is made from steering column-mounted switches, each of which is coupled to a computer, which is also coupled to various different driver circuits, each of which is configured to control the operation of a corresponding vehicle accessory device, such as head lamps, a wiper motor or the vehicle's cruise control. A tactile-sensitive display device located in either a head unit, smartphone inside the vehicle, or in a dedicated, dash board-mounted device, provides a menu of assignable switches and user-controllable devices, or it displays icons representing the switches and accessories. A driver assigns a switch to a particular accessory by selecting icons. The computer thereafter reads the switches' states and sends corresponding control signals to the drivers for the various devices that were mapped to the switches. Multiple different programmed configurations can be stored in a memory device and selected by a user using the tactile-sensitive display device. | 12-04-2014 |
20140354046 | VEHICLE ELECTRICAL DISTRIBUTION SYSTEM AND METHOD FOR OPERATING A VEHICLE ELECTRICAL DISTRIBUTION SYSTEM - A vehicle electrical system has at least one vehicle distribution branch and at least one energy storage device. The system additionally has at least one switching device which is able to assume a first switching position and a second switching position. The at least one energy storage device is electrically connected to the at least one vehicle distribution branch in the first switching position. Furthermore, the at least one energy storage device is electrically separated from the at least one vehicle distribution branch in the second switching position. A control device controls the switching device by way of a control signal that can be generated by a pulse length modulator. A pulse width of the control signal can be adapted according to a momentary supply voltage of the switching device or a momentary temperature of the switching device. | 12-04-2014 |
20140361610 | VOLTAGE REGULATOR, OPERATION METHOD THEREOF, VOLTAGE REGULATING SYSTEM, AND MOBILE VEHICLE - A voltage regulator, an operation method thereof, and a voltage regulating system, and a mobile vehicle are provided. The voltage regulator coupled to an alternator and a battery includes a voltage detection unit which is coupled to the alternator and a startup assisting unit. The voltage detection unit operatively generates an enable signal responsive to an output voltage of the alternator. The startup assisting unit is coupled to the alternator, the battery, and the voltage detection unit. The startup assisting unit operatively generates a first exciting current to excite a rotor coil according to the enable signal. When the voltage detection unit detects that the output voltage is greater than a predetermined voltage threshold, the voltage detection unit outputs the enable signal causing the startup assisting unit to generate the first exciting current to the rotor coil, thereby facilitating the alternator to establish voltage under low rotational speed. | 12-11-2014 |
20140361611 | METHOD FOR MANAGING AN ALTERNATOR COMBINED WITH AT LEAST ONE POWER BATTERY AND DRIVEN BY A HEAT ENGINE - A method for managing a motor vehicle including a first battery connected to an alternator and an electrical network, the alternator operable either at a positive low alternator voltage or a high alternator voltage higher than the low alternator voltage, the method including: estimating a potential recharging current strength that the first battery could absorb if it was, at that moment, powered by the high alternator voltage; estimating a first alternator yield corresponding to a current rotation speed of the alternator, and to a strength of consumed current actually fed into the network; estimating a second alternator yield corresponding to the current rotation speed of the alternator and to the sum of strengths of a potential recharging current of the battery and of the consumed current; and imposing a high alternator voltage if the difference between the first yield and the second yield is higher than a first threshold. | 12-11-2014 |
20140361612 | DRIVE INVERTER HAVING AN ABNORMAL TORQUE INVERSION DETECTOR - An inverter, which drives an electric motor installed in a road vehicle, includes sensors, a storage apparatus, a power calculator, a difference calculator, and a torque corrector. The sensors measure a voltage and a current within the inverter. The storage apparatus records values measured during a mechanical revolution of the electric motor. Following an electric revolution, the power calculator calculates instantaneous electric powers and a mean electric power based on the recorded values. The difference calculator calculates a mean value of a difference based on the instantaneous electric powers and the mean electric power. The torque corrector corrects a torque ripple in a case in which the mean value of the difference is greater than a predetermined threshold. | 12-11-2014 |
20140375120 | VEHICLE ELECTRICAL SYSTEM STATE CONTROLLER - A motor vehicle electrical power distribution system includes a plurality of distribution sub-systems, an electrical power storage sub-system and a plurality of switching devices for selective connection of elements of and loads on the power distribution system to the electrical power storage sub-system. A state transition initiator provides inputs to control system operation of switching devices to change the states of the power distribution system. The state transition initiator has a plurality of positions selection of which can initiate a state transition. The state transition initiator can emulate a four position rotary ignition switch. Fail safe power cutoff switches provide high voltage switching device protection. | 12-25-2014 |
20140375121 | POWER CONVERSION APPARATUS FOR VEHICLE AND VEHICLE - According to an embodiment, a power conversion apparatus for a vehicle is provided with a single-phase two-level converter and a single-phase three-level converter. The single-phase two-level converter is composed of a capacitor, first to fourth controllable switching devices, diodes connected in antiparallel with the controllable switching devices, respectively. The single-phase three-level converter is composed of two series-connected capacitors, fifth to tenth controllable switching devices, diodes connected in antiparallel with the controllable switching devices, respectively. The single-phase two-level converter and the single-phase three-phase converter are connected in series at the AC input/output points. The single-phase two-level converter has smaller switching loss than the single-phase three-level converter, and the single-phase three-level converter has higher withstand voltage property than the single-phase two-level converter. | 12-25-2014 |
20150008734 | VEHICLE POWER SUPPLY DEVICE - In a regenerative power discharge operating mode, when a controller causes a capacitor to discharge power by supplying power from the capacitor to an electrical load via a DC-DC converter, it makes the output voltage from the capacitor greater by a predetermined discharge voltage increase amount than the voltage generated by a power generator. As a result, the controller indirectly suppresses or stops the power generator from generating power without having to alter the command voltage for the voltage generated by the power generator. | 01-08-2015 |
20150008735 | ELECTRIC POWER SYSTEM - An electric power system includes a plurality of combinations of one of electric loads, which transmit/receive electric power, and one of power converters which is connected to the one of the electric loads and performs power conversion operation according to a predetermined switching synchronization signal so that electric power is transmitted/received to/from the electric load, the combinations being connected to a predetermined intermediate point so as to be parallel to each other, and a power conversion control unit which controls operations of the power converters. The power conversion control unit variably sets switching phases of the power converters depending on operating conditions of the power converters. | 01-08-2015 |
20150015064 | BOOST CONVERTER DEADTIME COMPENSATION - A hybrid powertrain system may include an electric machine, a battery back, a boost converter and at least one controller. The boost converter may include an inductor and be configured to receive input voltage from the battery back and provide an output voltage to the electric machine. The at least one controller may generate a duty cycle command for the boost converter based on a magnitude of input current to the boost converter and a magnitude of ripple associated with a current through the inductor such that for a given commanded voltage, an actual duty cycle for the boost converter changes depending on a direction of the current through the inductor to drive the output voltage to the given commanded voltage. | 01-15-2015 |
20150021984 | SYSTEM AND METHOD FOR CONTROLLING ENERGY UNDER INTERLOCK OF ECO-FRIENDLY VEHICLE - A system and method for controlling energy of an eco-friendly vehicle are provided and include turning off, by a controller, a main relay in response to sensing interlock by means of a detection circuit and charging a secondary batter by discharging voltage of a capacitor in an inverter to the secondary battery, under control of voltage output from a low voltage DC converter after the main relay is turned off. In addition, the controller is configured to discharge DC-link voltage to a driving motor by operating the inverter after charging the second battery. | 01-22-2015 |
20150021985 | Electric Vehicle and Operation Method of Control Device in Electric Vehicle - An electric vehicle comprises an electric motor for generating driving power for moving a vehicle body of the electric vehicle; a battery unit for supplying electric power to the electric motor; a charging connector connected to an outside electric power supply for supplying the electric power to be charged; a main controller for controlling switching between a first connection state in which the battery unit is connected to the electric motor and a second connection state in which the battery unit is connected to the charging connector; and a relay for opening and closing a power supply path from the low-voltage battery to the main controller; wherein a relay opens the power supply path to cut off electric power supply to the main controller for a specified time, when the relay switches one of the first connection state and the second connection state to the other connection state. | 01-22-2015 |
20150035357 | INTEGRATED GENERATOR AND MOTOR PUMP - A combination motor and pumping system ( | 02-05-2015 |
20150042158 | Battery System, Motor Vehicle Comprising said Battery System, and Method for Producing a Ready Status for a Motor Vehicle Comprising said Battery System - A battery system comprises at least one battery module and a docking station on which the at least one battery module is arranged in a separately removable manner. Preferably, the docking station comprises supply and/or power connections for the battery system. | 02-12-2015 |
20150042159 | CONVERTER APPARATUS AND METHOD OF ELECTRIC VEHICLE - An integrated converter and method are provided that combine an onboard charger and a low voltage direct current converter. The integrated improves the charging efficiency of the battery of a vehicle and supplies the high density power to an electronic device load. The charging efficiency of the high voltage battery and electricity transmitting efficiency to the low voltage converter is improved using the integrated converter. Furthermore, the low voltage converter receives high density power since the low voltage converter is input with a substantially stable voltage from the integrated converter. | 02-12-2015 |
20150048674 | POWER SOURCE SYSTEM DEVICE - A power source system device includes a primary power source circuit block | 02-19-2015 |
20150048675 | IN-VEHICLE POWER CONVERSION SYSTEM - An in-vehicle power conversion system, which can shield a circuit unit without using a particular shield member and can achieve reduction in cost and size, is obtained. Included are: a conductive housing having an opening; and a multilayer printed wiring board in which circuit units are mounted and one layer is a GND plane. The multilayer printed wiring board is assembled to an opening surface of an opening of the conductive housing to form a closed space; and the GND plane of the multilayer printed wiring board is electrically connected to the conductive housing to shield the circuit units stored in the closed space surrounded by the conductive housing and the multilayer printed wiring board. | 02-19-2015 |
20150054337 | DC-DC Converter for Vehicle - A method and apparatus for converting dc power from one voltage to another, in a mHEV includes an input filter, a converter circuit, and an output filter. the circuit is implemented with wide band gap devices, and may be a full bridge, half bridge, or push pull circuit. The size is preferably 120 cc, and the output power is preferably at least 500 W, 1 KW or up to 3 KW. The efficiency is preferably at least 80% or 90%, and the converter operates at a frequency of at least between 20 KHz and 2 MHz. | 02-26-2015 |
20150061381 | SERIES BOOSTER PACK FOR BATTERY SYSTEM CAPACITY RECOVERY - A battery system is provided. The battery system includes a base battery pack and a container having the base battery pack therein. The container is configured to receive a boost battery pack, wherein the container can hold the base battery pack and the boost battery pack. The battery system includes a coupling operable to provide electric power from the base battery pack alone or from the base battery pack in combination with the boost battery pack. A method of cooperating a battery pack is included. | 03-05-2015 |
20150061382 | CHARGING A CAPACITOR - In one example, a method comprises alternately switching on a first switch connected in series with a capacitor and connected in parallel with a first capacitive element, and a second switch connected in series with the capacitor and connected in parallel with a second capacitive element. Aeries circuit with the first switch, the capacitor and the second switch may be coupled to supply nodes for receiving a supply voltage. | 03-05-2015 |
20150061383 | Start Control System for Hybrid Driving Mechanism - A motor-generator ( | 03-05-2015 |
20150069832 | POWER CONVERSION SYSTEM FOR ELECTRIC VEHICLES - A power conversion system including a DC main power supply for supplying a DC voltage, boosting circuits for performing a retrogression operation of boosting the DC voltage and comprising driving circuits, an inverter circuit for converting the DC voltage into an AC voltage, a motor/generator for receiving the AC voltage, and a control circuit for outputting a control signal to the driving circuits and stopping an operation of a faulty boosting circuit of the boosting circuits when one of the boosting circuits is faulty, for setting power control values depending on a number of remaining non-faulty boosting circuits of the boosting circuits, and for controlling the remaining non-faulty boosting circuits and the inverter circuit based on the power control values, wherein the inverter circuit and the boosting circuits perform a regeneration operation of supplying regeneration power to the DC main power supply, peripheral equipment, and/or a DC auxiliary power supply. | 03-12-2015 |
20150069833 | POWER RECEIVING DEVICE, POWER TRANSMITTING DEVICE, AND VEHICLE - A power receiving device includes a power receiving coil formed to surround space around a coil central axis extending in a front-back direction of a vehicle body, for receiving electric power from a power transmitting coil in a non-contact manner while facing the power transmitting coil, a capacitor arranged adjacent to the power receiving coil in the direction in which the coil central axis extends, and a shield arranged between the power receiving coil and the capacitor. The effect on the capacitor during electric power transmission can be reduced. | 03-12-2015 |
20150069834 | OPERATING METHOD OF INVERTER - CHARGER INTEGRATION APPARATUS FOR ELECTRIC VEHICLE - An operating method of an inverter-charger integration device for an electric vehicle is disclosed. In the operating method, whether a charge switch and a controller area network (CAN) communication module are used is confirmed. When both the charge switch and the CAN communication module are in use, an operation mode of an inverter is determined by using a first table. When only the charge switch is in use, the operation mode of the inverter is determined by using a second table. When only the CAN communication module is in use, the operation mode of the inverter is determined by using a third table. When both the charge switch and the CAN communication module are not in use, the operation mode of the inverter is determined by using a fourth table. | 03-12-2015 |
20150076901 | System, Method and Apparatus for One-Pair Power Over Ethernet in an Automotive Application - System, method and apparatus for one-pair power over Ethernet in an automotive application. In one embodiment, a power sourcing equipment transmits a forward path current to a powered device via a single conductor pair and receives a return path current from the powered device via a chassis of an automotive vehicle. | 03-19-2015 |
20150084410 | METHOD AND SYSTEM FOR CONTROLLING ENVIRONMENTALLY-FRIENDLY VEHICLE - A method of controlling a low voltage DC-DC converter (LDC) of an environmentally-friendly vehicle includes measuring load current consumed by electric loads of the vehicle; identifying a state of an auxiliary battery vehicle; and when the load current is smaller than a predetermined value, and the state of the auxiliary battery is equal to or greater than a predetermined value, performing a first eco mode of stopping operation of the LDC for a predetermined time, and causing the auxiliary battery to supply the current necessary for the electric loads. | 03-26-2015 |
20150084411 | POWER CONTROL SYSTEM AND METHOD FOR VEHICLE POWER OUTLETS - A power control system and method for vehicle power outlets is provided which integrally controls power of power outlets mounted in a vehicle to improve the efficiency of power distribution in the vehicle and enable ordinary use of the power outlets while the vehicle is turned off. To this end, the power control system includes a startup power source configured to supply power to a plurality of power outlets mounted in a vehicle while the vehicle is turned on, a battery power source configured to supply power to the power outlet while the vehicle is turned off, and a controller configured to detect whether the vehicle is turned on, a battery charge capacity, and an electric current consumption quantity of each of the plurality of power outlets and determine a type of power that should be supplied to each power outlet and whether to supply power to each power outlet. | 03-26-2015 |
20150084412 | HARNESS ROUTING STRUCTURE FOR ELECTRIC VEHICLE - An electric vehicle harness routing structure is to provide a harness routing structure for an electric vehicle in which, when connecting a relatively movable power unit and charging ports with a quick charging harness and a regular charging harness, it is possible to prevent interference of both charging harnesses. A normal charging harness ( | 03-26-2015 |
20150084413 | METHOD AND SYSTEM FOR SUPPLYING ELECTRIC POWER TO A HYBRID MOTOR VEHICLE WITH DUAL ELECTRICAL ENERGY STORAGE DEVICES - Method used in a vehicle provided with an electrical power system ( | 03-26-2015 |
20150084414 | ISOLATION CONTACTOR TRANSITION POLARITY CONTROL - An electrical power distribution system includes a dual mode electrical motor/generator, high voltage traction batteries, bi-directional direct current power transmission lines connectable between the dual mode electrical motor/generator and the high voltage traction batteries, first and second isolation contactors including magnetic blow out and connected into the power transmission lines to exhibit opposed polarity and an electrical system controller. In order to deenergize the electrical power distribution system the polarity of current on the bi-directional transmission lines is determined. Once the polarity has been determined the isolation contactor of corresponding polarity is selected to be opened. | 03-26-2015 |
20150084415 | ON-BOARD CHARGER HOUSEKEEPING POWER SUPPLY WITH AUTOMATIC SOURCE TRANSITION - A power supply system and method for providing uninterrupted low voltage electrical power to control circuitry in an electric or hybrid-electric vehicle. A transformer includes a first primary side configured to receive a low voltage input from a vehicle battery and a second primary side configured to receive a rectified AC high voltage input. A first controller coupled to the low voltage input is operational to drive a first switching device to regulate a low voltage output using energy from the low voltage input when the rectified AC high voltage input is absent. A second controller connectable to the rectified AC high voltage input is operational to drive a second switching device to regulate the low voltage output using energy from the rectified AC high voltage input and deactivate or activate the first controller using a switching signal when the rectified AC high voltage input is present or absent, respectively. | 03-26-2015 |
20150091377 | DISTRIBUTED VEHICLE BATTERY HIGH-VOLTAGE BUS SYSTEMS AND METHODS - Systems and methods disclosed herein provide for a distributed high-voltage bus for a battery system included in a vehicle. In certain embodiments, the systems and methods disclosed herein provide for a scalable high-voltage bus architecture utilizing a common high-voltage rail for powering vehicle systems and/or modules. Independent contactors may be utilized on the opposite rail to selective power high-voltage branches. In further embodiments, a common rail pre-charge circuit may be utilized allowing for independent pre-charging of HV branches and systems and/or modules coupled to the HV bus. | 04-02-2015 |
20150091378 | METHOD FOR ACTIVATING OR DEACTIVATING FUNCTIONS AND DEVICE FOR INFLUENCING FUNCTIONS IN A MOTOR VEHICLE - A method for activating or deactivating functions in a motor vehicle is provided. A control signal for activating or deactivating at least one function can be input via at least one interface. At least one function includes timer programming and/or at least one function can be activated or deactivated in a remotely controllable manner from outside the motor vehicle via the communication interface. At least one control command is input via at least one interface, via which control command an activation or deactivation of the function is blocked via the timer programming and/or via the communication interface. A device for influencing functions in a motor vehicle is also provided. | 04-02-2015 |
20150097425 | VEHICLE - A vehicle includes a motor serving as a driving source configured to run the vehicle, and a high-power and high-capacity assembled batteries, each of the assembled batteries being formed to include secondary batteries configured to supply an electric power to the motor, the secondary batteries of the assembled batteries being housed in different cases. The high-power and high-capacity assembled batteries are arranged around a luggage space located in a rearward portion of the vehicle. The high-power assembled battery is chargeable and dischargeable with a current larger than a current in the high-capacity assembled battery. The high-capacity assembled battery has an energy capacity larger than an energy capacity of the high-power assembled battery. The high-capacity assembled battery is arranged above or below the high-power assembled battery in the vehicle, and at least a portion of the high-capacity assembled battery protrudes from the high-power assembled battery rearward in the vehicle. | 04-09-2015 |
20150097426 | ELECTRIC VEHICLE POWER CONVERSION SYSTEM - A power conversion system includes a controller to control discharge of a smoothing condenser based on at least one signal received through an input. The at least one signal indicates a failure of a discharge circuit configured to discharge the smoothing condenser The controller controls discharge of stored charge in the smoothing condenser through parasitic resistance components of a power system which includes the smoothing condenser. The power conversion system may be used with an electric vehicle. | 04-09-2015 |
20150097427 | Voltage regulation system - A voltage regulation system, particularly for a motor vehicle, adapted to be connected to a voltage source in order to provide a regulated voltage V | 04-09-2015 |
20150102665 | SELF-IDENTIFYING SWITCH SYSTEM FOR VEHICLE CONTROL - A vehicle switch module includes a sub-network having switches connected thereto and a sub-network controller in operative communication with the sub-network and the switches. Each switch includes a microprocessor programmed to generate switch messages that include address and switch logic state data. The sub-network controller transmits switch queries onto the sub-network to a number of switch addresses to determine a connection status and switch state of switches in the switch module and receives switch messages responsive to the queries from switches at addresses to which the switch queries were transmitted. The received switch messages verify the identity of a switch in the module and provide a switch state for the switch. The sub-network controller interprets the received switch messages and—based on the switch address and switch state data in the messages—controls operation of a vehicle output or load associated with each of the switches. | 04-16-2015 |
20150102666 | ELECTRIC VEHICLE - An electric vehicle includes: a low-voltage battery, a high-voltage battery having a voltage higher than that of the low-voltage battery; an output detector that detects an output of the low-voltage battery; a collision detector that detects a vehicle collision, an information recorder to which the low-voltage battery is connected as a power supply and which records collision information from the collision detector; a power supply relay unit that is provided between the high-voltage battery and the information recorder and switched between an opened state in which the high-voltage battery and the information recorder are separated and a closed state in which that are connected; and a controller that switches the power supply relay unit from the opened state to the closed state in the case when a vehicle collision a reduction in the output of the low-voltage battery are detected. | 04-16-2015 |
20150102667 | PROPULSION SYSTEM AND METHOD FOR DRIVING A VEHICLE - A propulsion system includes a traction drive system, a boost converter, an energy-type energy source, a power-type energy source, and an energy management system. The boost converter includes a high voltage side and a low voltage side. The boost converter is coupled to the traction drive system on the high voltage side. The energy-type energy source is coupled to the boost converter on the low voltage side thereof. The power-type energy source is coupled to the boost converter on the low voltage side thereof. The energy management system is coupled to the boost converter and configured to control the energy-type energy source and the power-type energy source through the boost converter in at least two conditions during a motoring mode. | 04-16-2015 |
20150115707 | On-Board Power System for a Vehicle - An on-board power system for a vehicle includes a first on-board power system branch with a first operating voltage U | 04-30-2015 |
20150115708 | SYSTEM FOR MULTIPLE ENERGY STORAGE AND MANAGEMENT AND METHOD OF MAKING SAME - A propulsion system includes an electric drive, a first energy storage system electrically coupled to the electric drive through a DC link, and a second energy storage system electrically coupled to the first energy storage system in a series connection. The first energy storage system comprises a high specific-energy storage device and the second energy storage system comprises a low specific-power storage device. The propulsion system also includes a third energy storage system comprising a high specific-energy storage device electrically coupled to the second energy storage system. A bi-directional boost converter is electrically coupled to the second and third energy storage systems such that a terminal of the third energy storage system is electrically coupled to a low voltage side of the bi-directional boost converter and a terminal of the second energy storage system is coupled to a high voltage side of the bi-directional boost converter. | 04-30-2015 |
20150115709 | APPARATUS FOR ENERGY TRANSFER USING CONVERTER AND METHOD OF MANUFACTURING SAME - According to an aspect of the invention, a motor drive circuit includes a first energy storage device configured to supply electrical energy, a bi-directional DC-to-DC voltage converter coupled to the first energy storage device, a voltage inverter coupled to the bi-directional DC-to-DC voltage converter, and an input device configured to receive electrical energy from an external energy source. The motor drive circuit further includes a coupling system coupled to the input device, to the first energy storage device, and to the bi-directional DC-to-DC voltage converter. The coupling system has a first configuration configured to transfer electrical energy to the first energy storage device via the bi-directional DC-to-DC voltage converter, and has a second configuration configured to transfer electrical energy from the first energy storage device to the voltage inverter via the bi-directional DC-to-DC voltage converter. | 04-30-2015 |
20150123468 | APPARATUS, METHOD AND ARTICLE FOR POWER STORAGE DEVICE FAILURE SAFETY - In response to receiving information regarding an unsafe condition from portable electrical energy storage device (e.g., battery) safety sensors, a locking mechanism controller determines whether the battery is in a desired state to, as a safety measure, have the compartment that holds the battery locked and/or to send a signal to reduce or eliminate current draw from the battery. If the locking mechanism controller determines the battery is in the desired state to have the compartment locked, then it sends a signal to a compartment locking mechanism causing the compartment locking mechanism to lock the compartment in which the battery is located to prevent a user from opening the compartment, and thus helps protect the user against the unsafe condition. In some embodiments, the unsafe condition may be a potential or existing catastrophic failure of the battery in the compartment (e.g., a meltdown, explosion or dangerous leak, etc.). | 05-07-2015 |
20150123469 | Electrical apparatus with a filter for suppressing interference signals - An electrical apparatus for a vehicle has a primary control unit for controlling and supplying the electrical apparatus with energy and a secondary output unit subordinate to the control unit and outputs data transmitted by the control unit. The control unit and the output unit are connected to one another via a data line. The control unit has an electrical filter with three inductor coils for suppressing interference signals. The inductor coils are inductively coupled to one another such that a direction of a magnetic flux produced by a first flow of current in the first inductor coil and of a magnetic flux produced by a second flow of current in the second inductor coil in the main body is opposite a direction of a further magnetic flux produced by a third flow of current in the third inductor coil in the main body. | 05-07-2015 |
20150123470 | ELECTRICAL EQUIPMENT POWER MANAGER FOR VEHICLE BATTERY PROTECTION - A system for controlling electrical demands on a vehicle battery in a vehicle is provided. The system includes a power conduit adapted to be coupled between the vehicle battery and one or more pieces of aftermarket electrical equipment deployed within a vehicle having electrical systems powered by the vehicle battery and a power manager. The power manager includes a timer circuit operatively coupled with the power conduit and a hardware selector operable by a user for controlling a timer value of the timer circuit, the system being operative to shut off delivery of electrical power through the power conduit to selected aftermarket electrical equipment in response to an elapsed time exceeding the timer value of the timer circuit. | 05-07-2015 |
20150130273 | DC LINK CAPACITANCE MEASUREMENT FOR ELECTRIC VEHICLE DRIVETRAIN - In order to detect deterioration of a DC link capacitor between a DC source and an inverter load in an electric propulsion vehicle, capacitance of the link capacitor must be accurately measured during in-service use. A charge is established on the link capacitor. The capacitor is isolated from the source and the inverter load. A constant current circuit is activated to discharge the capacitor. A first voltage is measured across the capacitor at a first time during the discharging. A second voltage is measured across the capacitor at a second time during the discharging. A discharge current flowing from the capacitor is measured during the discharging. The capacitance is calculated in response to the discharge current multiplied by a ratio of a difference between the second and first times to a difference between the first and second voltages. The calculated capacitance is monitored for a decline indicative of a failure. | 05-14-2015 |
20150130274 | ISOLATION CONTACTOR STATE CONTROL SYSTEM - A controller area network (CAN) installed on a hybrid electric vehicle provides one node with control of high voltage power distribution system isolation contactors and the capacity to energize a secondary electro-mechanical relay device. The output of the secondary relay provides a redundant and persistent backup signal to the output of the node. The secondary relay is relatively immune to CAN message traffic interruptions and, as a result, the high voltage isolation contactor(s) are less likely to transition open in the event that the intelligent output driver should fail. | 05-14-2015 |
20150137593 | VOLTAGE CONTROL IN AN ELECTRIC VEHICLE - An example voltage control method for a powertrain of a hybrid vehicle includes controlling a power supply system to vary a voltage limit based on temperature. | 05-21-2015 |
20150137594 | CHARGE CONTROL DEVICE FOR ELECTRICALLY DRIVEN VEHICLE - While a drive battery ( | 05-21-2015 |
20150291039 | POWER SUPPLY DEVICE FOR VEHICLES - A first power storage portion is configured to store power generated by a generator in a vehicle, and to supply power to a motor for starting an engine and an electric device in the vehicle. A second power storage portion is connected to the first power storage portion in parallel, and configured to store power generated by the generator, and to supply power to the electric device in the vehicle. A first switch is inserted in a path between those portions. A diode is connected in parallel with the first switch such that a cathode side thereof is connected to the second power storage portion side. The controlling portion monitors a voltage of the first power storage portion and a voltage of the second power storage portion, and detects an abnormal state of the switch by comparing a voltage difference therebetween with a forward voltage drop of the diode. | 10-15-2015 |
20150291041 | Power Supply Device - A power supply device that converts inputted direct-current power to direct-current power with a predetermined voltage to supply the power to the outside includes a voltage conversion circuit that converts the voltage of the inputted direct-current power, a voltage measurement circuit that measures a voltage value indicating a voltage potential difference between a ground voltage potential in the power supply device and a ground point provided outside the power supply device and connected to the ground voltage potential via a ground strap cable, a current measurement circuit that measures a current value of a load current flowing when de direct-current power is supplied from the power supply device, and an arithmetic circuit that calculates a resistance value corresponding ground connection of the power supply device, based on the voltage value measured by the voltage measurement circuit and the current value measured by the current measurement circuit. | 10-15-2015 |
20150291051 | VEHICLE CONTROL SYSTEM - The vehicle control system includes an engine, a battery, a motor generator that generates driving power and generates electric power to charge the battery, a power conversion device that generates driving power to the motor generator and charges the battery, and a control device that controls the engine and the power conversion device. The control device controls the engine and the power conversion device and the remaining capacity of the battery is equal to a target value when the remaining capacity of the battery is equal to or less than the lower threshold. The control device reduces the target value of the remaining value of the battery as compared with a case where temperature of the battery is equal to or more than a threshold value when the temperature of the battery is less than the threshold value. | 10-15-2015 |
20150291053 | ELECTRIC VEHICLE - A hybrid vehicle includes a battery, a boost converter, a battery temperature sensor, a battery current sensor, a high-voltage sensor, and a control section. The control section includes an intermittent boosting operation program which stops the boost converter when a temperature of the battery is equal to or higher than a predetermined temperature and when an absolute value of a battery current is within a range of ±I | 10-15-2015 |
20150291111 | ELECTRIC POWER SUPPLY DEVICE USING ELECTRIC VEHICLE - Discharge of electricity from a drive battery is started, and after a lapse of a predetermined time from the start of supply of electric power to a V2X device or power source apparatus, quick charging contactors are opened (S | 10-15-2015 |
20150294775 | CORE SHELL SUPERPARAMAGNETIC IRON COBALT ALLOY NANOPARTICLES WITH FUNCTIONAL METAL SILICATE CORE SHELL INTERFACE AND A MAGNETIC CORE CONTAINING THE NANOPARTICLES - Core shell nanoparticles of an iron-cobalt alloy core, a silicon dioxide shell and a metal silicate interface between the core and the shell are provided. The magnetic properties of the nanoparticles are tunable by control of the interface thickness. A magnetic core of high magnetic moment obtained by compression sintering the thermally annealed superparamagnetic core shell nanoparticles is also provided. The magnetic core has little core loss due to hysteresis or eddy current flow. | 10-15-2015 |
20150298556 | POWER SUPPLY DEVICE FOR VEHICLE - A first power storage portion and a second power storage portion connected in parallel stores power generated by a generator in a vehicle and supplies power to an electric device in the vehicle. The second storage portion includes a plurality of series connected storage battery cells. The controlling portion monitors a ratio of divided voltages in the plurality of the series connected storage battery cells, and detects an abnormal state in the second power storage portion. Concretely, a positive terminal electrical potential, a negative terminal electrical potential, and a connecting node electrical potential are monitored, the abnormal state of the second power storage portion is determined when a ratio of a voltage between the positive terminal and the connecting node to a voltage between the negative terminal and the connecting node, does not correspond to a predetermined ratio. | 10-22-2015 |
20150298557 | POWER SUPPLY DEVICE FOR VEHICLE PERFORMING REGENERATIVE BRAKING - A power supply device comprises a lead-acid battery disposing a plurality of cells in a battery case of a rectangular parallelepiped shape having a pair of facing walls and a pair of end surface walls at the circumference of a rectangular bottom surface plate, and a power storage device connected in parallel to the lead-acid battery. The power storage device has a larger storage capacity by regenerative braking than that of the lead-acid battery, and the power storage device has an external case having a heat radiation plate disposed in a thermally connected state to the facing wall of the lead-acid battery, and the heat radiation plate is thermally connected to the facing wall of the lead-acid battery. | 10-22-2015 |
20150298631 | ELECTRIC TRANSPORTATION MEANS, ASSOCIATED METHOD AND ASSOCIATED RECHARGEABLE BATTERY - An electric transportation means, in particular an electric vehicle including: an accumulator unit including a first connection and including a second connection wherein between the first connection and the second connection a first voltage of at least 200 volts is applied when the accumulator unit is fully charged, and includes a third connection, wherein a second voltage is tapped on the third connection, said voltage being less than 20% or less than 10% or less than 5% of the first voltage, and an on-board power supply that is connected to the third connection and that can be connected via a first switch unit of the transportation means is provided. | 10-22-2015 |
20150303716 | BATTERY DISCHARGE PREVENTING SYSTEM FOR HYBRID VEHICLE AND BATTERYDISCHARGE PREVENTING METHOD USING THE SAME - Disclosed herein is a battery discharge preventing system for a hybrid vehicle including a high voltage battery that drives a motor of the vehicle, a low voltage battery that supplies power to a black box, a first voltage sensor that measures a voltage level of the low voltage battery, a converter that charges the low voltage battery using the high voltage battery, a first relay that selectively regulates a current path between the high voltage battery and the converter, and a control unit that controls the first relay according to a measurement value of the first voltage sensor. | 10-22-2015 |
20150306960 | DC-DC Converter - As an object of reducing a noise resulted from the mutual influences between circuit-configuring components, a DC-DC converter includes a high voltage circuit section that is electrically connected to a transformer, a low voltage circuit section that is electrically connected to the transformer, a housing in which the high voltage circuit section and the low voltage circuit section are accommodated, a control circuit board that controls the driving of the low voltage circuit section, and a frame that supports the control circuit board. The frame is arranged on a position facing a bottom surface of the housing while crossing the low voltage circuit section. The housing includes a first wall that separates a first space in which the high voltage circuit section is accommodated and a second space in which circuit components configuring the low voltage circuit section are accommodated. The frame forms a second wall that protrudes toward a direction approaching a leading end of the first wall. | 10-29-2015 |
20150307041 | VEHICULAR POWER SUPPLY APPARATUS - A vehicular power supply apparatus includes: a first port to which an electric load is connected; a second port to which a first storage apparatus is connected; a third port to which a second storage apparatus is connected; a fourth port to which a power generation apparatus is connected; a first switch disposed between the first and second ports; a second switch disposed between the second and fourth ports; a third switch disposed between the first and third ports; a fourth switch disposed between the third and fourth ports; and a condition switching unit configured to switch between a first condition in which the first and fourth switches are conductive, the second and third switches are cut off, and a second condition in which the first sand fourth switches are cut off, the second and the switches are conductive. | 10-29-2015 |
20150307042 | Method and Apparatus for Operating a Motor Vehicle - A method for operating a motor vehicle includes receiving measurement signals which include information relating to a temporal current and/or volt profile of an electronic control unit of the motor vehicle. The method also provides vehicle information which includes information relating to a desired state of the electronic control unit. The method also determines a discrepancy between the received measurement signals and the vehicle information provided. If the discrepancy determined is greater than a predefined tolerance value, a manipulated state of the electronic control unit is determined as part of the method. | 10-29-2015 |
20150314691 | LIGHT ELECTRIC VEHICLE WITH POWER BUS - The present invention provides power for electronic devices in connection with a light electric vehicle. A power system is connected the high voltage battery pack of the light electric vehicle. The power system includes a converter for providing voltage levels less than that of the battery pack, preferably at the 5 volt and 12 volt levels. The power system includes one or more outlets for accessing the different power levels. The power system includes a light control for high efficiency operation of vehicle lights and integration with controls on the light electric vehicle. | 11-05-2015 |
20150321574 | ELECTRIC MOTOR VEHICLE - The electric motor vehicle includes a voltage conversion circuit, a primary-side smoothing capacitor, a battery, a system main relay, an inverter circuit, a secondary-side smoothing capacitor, an electric motor, a first voltage sensor, a collision sensor, and a controller. The controller is configured to adjust an operation of the voltage conversion circuit, detect primary-side voltage by using the first voltage sensor in a state that the voltage conversion circuit is operated in a case where a collision is detected by the collision sensor, and detect a state that the system main relay is off based on a change in the detected primary-side voltage. | 11-12-2015 |
20150321627 | Network component for a vehicle network and corresponding vehicle network - A network component has a signal processing device having a processor, at least one voltage source that can be connected to a supply network of the vehicle, and at least one coupling device connected to the signal processing device and the voltage source. Lines of at least one network segment of the vehicle network can be connected to the coupling device for the simultaneous signal connection of the network segment to the signal processing device and for the voltage supply of the network segment by the voltage source. The voltage source is configured such that a voltage ratio between at least one supply voltage provided by the voltage source and the voltage provided by the supply network can be selected from a selection of several predetermined voltage ratios. | 11-12-2015 |
20150328993 | HYBRID POWER CONTROL APPARATUS FOR VEHICLE - A hybrid power control apparatus for a vehicle includes an inverter module disposed in a housing; a low DC-DC converter (LDC) module disposed in the housing; and a component mounting part attachably/detachably assembled in the housing. In the hybrid power control apparatus, the inverter module includes a plurality of power modules; a cooler contacts both surfaces of each power module so as to carry out heat conduction, the cooler assembled to the component mounting part; and a capacitor module assembled in a form where the capacitor module is stacked on one side of the cooler so as to carry out heat conduction. As a result of this structure, cooling efficiency can be improved, and the inverter module, the converter module, and a controller are packed in one closed space, thereby reducing the size of the hybrid power control apparatus. | 11-19-2015 |
20150329009 | BACKUP ENERGY SOURCE FOR AUTOMOTIVE SYSTEMS AND RELATED CONTROL METHOD - A backup energy source ( | 11-19-2015 |
20150329175 | ELECTRIC VEHICLE - An electric vehicle comprises an electric motor which generates a driving power for driving a wheel; a battery case accommodating a battery storing DC power to be supplied to the electric motor, in a battery space in an interior of the battery case; an inverter which converts the DC power supplied from the battery and supplies electric power to the electric motor; and an electric wire connecting the inverter to the electric motor, wherein the electric wire runs through an internal space of the battery case. | 11-19-2015 |
20150330116 | ELECTRONIC LATCH OF A MOTOR-VEHICLE CLOSURE DEVICE, PROVIDED WITH AN IMPROVED BACKUP ENERGY SOURCE - An electronic latch assembly for a closure device of a motor vehicle, having an actuator group operable to control actuation of the closure device and an electric motor controllable to drive the actuator group and supplied, during a normal operating condition, by a main power source of the motor vehicle providing a main supply voltage (Vbatt); the electronic latch assembly has a backup energy source, and a control unit controlling the backup energy source to supply the electric motor during a failure operating condition. The backup energy source has a supercapacitor group, which stores energy during the normal operating condition and provides a backup supply voltage (Vsc) to supply the electric motor ( | 11-19-2015 |
20150336459 | ELECTRIC STORAGE APPARATUS - A power control method of an electric storage apparatus that includes an electric storage device and an output terminal connected to the electric storage device via a power supply route, the output terminal being electrically connected to a system including an engine, the method includes detecting a variation value corresponding to an amount of charge of the electric storage device, determining whether the detected variation value is equal to or lower than an opening threshold, the opening threshold being larger than an engine activation low-threshold by a predetermined value, the engine activation low-threshold being a lowest level of the amount of charge at which the engine is able to be started, and shutting down the power supply route in the electric storage apparatus, which connects the electric storage device to the output terminal, if the variation value is equal to or lower than the opening threshold. | 11-26-2015 |
20150336460 | METHOD AND SYSTEM FOR STARTING A MOTOR VEHICLE - In a method for starting a motor vehicle having a first vehicle electrical system, to which a battery of the motor vehicle is assigned, a second vehicle electrical system, to which an electric machine of the motor vehicle is assigned, and a DC/DC converter for connecting the two vehicle electrical systems, for starting, electrical energy from the second vehicle electrical system is converted via the DC/DC converter and transferred into the first vehicle electrical system if an actual value of at least one operating parameter of the battery falls below a setpoint value prior to a starting operation to be carried out. | 11-26-2015 |
20150336461 | ELECTRICAL NETWORK FOR AUTOMOTIVE VEHICLE - The invention relates to an electrical network ( | 11-26-2015 |
20150343907 | MAIN CONVERSION DEVICE FOR ELECTRIC VEHICLE - The first power converter is connected with a circuit connected with an overhead line, and an intermediate link, and mutually converts power. The second power converter is connected with the intermediate link, and a circuit electrically connected with an induction motor, and mutually converts power. The auxiliary power-supply device receives power from the intermediate link, and supplies power to a load. The operation controller controls the operation/deactivation of the first power converter based on acceleration and speed of a vehicle, auxiliary source power, and a restriction value for regenerative power to the overhead line in such a way that the power to be supplied to the auxiliary power-supply device becomes equal to or larger than the auxiliary source power, and the regenerative power flowing to the overhead line | 12-03-2015 |
20150343994 | MOTOR VEHICLE AND REFLECTOR FOR A MOTOR VEHICLE - A motor vehicle has a body with an opening that can be closed by a preferably pivotable cover and a box-shaped metallic reflector that is open towards the opening for receiving an HPEM source and that is reversibly insertable into the opening. The reflector is connected to the body by an earth connection following insertion of the reflector. The earth connection is implemented by a brush strip containing fibers of a conductive material that connects the box-shaped reflector to the body circumferentially on all sides in the region of the opening. | 12-03-2015 |
20150349471 | VEHICLE HARNESS STRUCTURE AND ADDITIONAL CONNECTION MEMBER - A vehicle harness structure and an additional connection member are provided, according to which part numbers of wire harnesses are reduced and superfluous attachment in the wire harness is avoided. The vehicle harness structure includes a basic harness for interconnecting a plurality of main devices to be mounted in common on target vehicles, an additional connection member having one end connected in a branched manner to a communication line or a signal line of the basic harness and another end connected to at least one auxiliary device to be optionally post-mounted on the target vehicles, and a control function section provided in the additional connection member to control the operation of the auxiliary device. | 12-03-2015 |
20150349638 | Apparatus for Voltage Conversion and Onboard Electrical System Having Said Apparatus - A device for voltage conversion includes a first, transformerless direct voltage converter unit having a first output potential connection and a second transformerless direct voltage converter unit having a second output potential connection. The two direct voltage converter units have a common input potential connection and a common reference potential connection. The first direct voltage converter unit generates, from the input voltage potential, a first output voltage potential on the first output potential connection, which has a higher voltage potential value relative to the reference voltage potential. The second direct voltage converter unit generates, from the input voltage potential, a second output voltage potential on the second output potential connection, which has a lower voltage potential value relative to the reference voltage potential. The device can be cost-effectively produced and provides sufficient safety. | 12-03-2015 |
20150352964 | POWER-SUPPLYING DEVICE, WIRELESS POWER-SUPPLYING SYSTEM, AND BAG UNIT - A wireless power-supplying system includes a power-supplying coil installed within a predefined parking space, a balloon provided to cover the power-supplying coil and configured to expand to occupy a space between the power-supplying coil and a power-receiving coil of the vehicle parked in the parking space, and fix the vehicle from below, and a power supply control unit configured to cause the balloon to fix the vehicle until payment of a usage fee of the parking space is completed when the vehicle has been fixed from below by the balloon, wherein power is wirelessly supplied from the power-supplying coil to the power-receiving coil of the vehicle in a state in which the vehicle is fixed to the balloon. | 12-10-2015 |
20150352968 | VEHICLE POWER SOURCE SYSTEM - While a current cutoff mechanism cuts off charging and discharging currents for a second electric storage device, a DC/DC converter is controlled so as to be in a state where electric power is supplied from a low-voltage side to a high-voltage side, applies voltage conversion to an input voltage of the low-voltage side so that an output voltage of the high-voltage side becomes a predetermined voltage, and after a predetermined state where the induction voltage of the AC power generator can be supplied to the low-voltage side is reached, control of the DC/DC converter is switched from the state where electric power is supplied from the low-voltage side to the high-voltage side to a state where electric power is supplied from the high-voltage side to the low-voltage side. | 12-10-2015 |
20150357830 | VEHICULAR SYSTEM, COMMUNICATION APPARATUS, POWER-FEEDING DEVICE, AND NON-TRANSITORY TANGIBLE COMPUTER-READABLE STORAGE MEDIUM - A vehicular system mounted to a vehicle includes: a power-feeding device that wirelessly feeds power to a power-feeding object device; a communication device that performs wireless communication with a predetermined portable device; and a control device that controls to stop a power-feeding operation of the power-feeding device when the communication device performs wireless communication with the portable device. | 12-10-2015 |
20150360573 | ELECTRIC POWER SYSTEM OF A VEHICLE WITH ELECTRIC PROPULSION - An electric power system of a vehicle with electric propulsion having: an electric machine; a storage system provided with two chemical battery packs electrically separated from each other; an electronic DC/AC power converter, which exchanges electric energy with the storage system and controls the electric machine; a pair of electronic DC/DC power converters, each of which increases the voltage and has a low-voltage side, which is electrically connected only and exclusively to a corresponding chemical battery, and a high-voltage side, which is connected to the electronic DC/AC power converter in parallel to the high-voltage side of the other electronic DC/DC power converter; and a common container, which houses the storage system and the electronic power converters therein. | 12-17-2015 |
20150360574 | Circuit Arrangement for Providing a DC Voltage in a Vehicle and Method of Operating a Circuit Arrangement - A circuit arrangement for providing a DC voltage in a vehicle and a method for operating the circuit arrangement. The circuit arrangement includes at least one secondary-sided inductance of a vehicle-sided pick-up portion for receiving a magnetic field and for producing an electric output voltage, at least one rectifier for rectifying the output voltage of the at least one inductance, and at least one source element or drain element. The rectifier and the source element are connected such that an output voltage of the circuit arrangement is a sum of an output voltage of the rectifier and an output voltage of the source element or the rectifier and the drain element are connected such that an output voltage of the circuit arrangement is a difference between an output voltage of the rectifier and an input voltage of the drain element. | 12-17-2015 |
20150360579 | ELECTRIC VEHICLE AND CONTROL METHOD THEREFOR - An electric vehicle includes a voltage converter, a temperature sensor, and a control unit. The voltage converter performs bidirectional voltage conversion between an output electric path and one or both of first and second batteries, while allowing switching of an operating mode between a serial operating mode in which the first and second batteries are connected in series relative to the output electric path, and a parallel operating mode in which the first and second batteries are connected in parallel. The temperature sensor detects a temperature of each battery. The control unit switches the operating mode of the voltage converter. When the temperature of one battery is equal to or larger than a predetermined upper threshold value A, or equal to or smaller than a predetermined lower threshold value B, the control unit switches the operating mode of the voltage converter to the parallel operating mode. | 12-17-2015 |
20150365132 | COMMUNICATION DEVICE USING POWER LINE AND METHOD OF OPERATING THE SAME - A power line communication device of an electric vehicle (EV) coupled to electric vehicle service equipment (EVSE) through a power line is provided. The power line communication device includes a noise measurement unit for applying a first voltage signal to the EVSE through the power line, receiving a second voltage signal output from the EVSE in response to the first voltage signal, and generating noise information comprising information on a result of comparison between the second voltage signal and the first voltage signal. The power line communication device includes a signal attenuation correction unit for receiving a plurality of power line signals from the EVSE and generating signal attenuation information based on the generated noise information and the plurality of power line signals. The power line communication device includes a communication modem for performing a communication exchange with the EVSE based on the generated signal attenuation information. | 12-17-2015 |
20150367735 | MULTI-PHASE BIDIRECTIONAL DC TO DC POWER CONVERTER CIRCUITS, SYSTEMS AND METHODS WITH TRANSIENT STRESS CONTROL - A circuit, system, and method for a multi-phase bidirectional DC/DC power converter includes a plurality of single phase DC/DC power converter circuits coupled in electrical parallel. A converter controller includes a compensator and a saturation limit function module. The compensator is configured to generate a control signal based on a current command signal and an actual current signal. The saturation limit function module is configured to determine a saturation limit for the compensator while the compensator is in a disabled state. The converter controller is configured to disable one or more of the plurality of power converter circuits, match the saturation limit values of the compensator to current operating values when one or more of the plurality of single phase DC/DC power converter circuits is disabled, and re-enable the one or more of the plurality of power converter circuits using the matched saturation limit values to limit transient current stress as any disabled phases and compensators are re-enabled. | 12-24-2015 |
20150367737 | VEHICLE CONTROL DEVICE - A converter is capable of using two power sources located on a first side by switching connection of the two power sources between series connection and parallel connection. Under certain conditions, such as when a detected atmospheric pressure is lower than a predetermined value, frequency of use of the two power sources in series connection is reduced in the converter. It is thereby possible to prevent generation of excessive voltage by the power converter. | 12-24-2015 |
20150367738 | CONTROL SYSTEM FOR VEHICLE - A control system for a vehicle includes: a battery; a first control unit configured to receive a power supplied from the battery, and configured to control a first control object which is mounted on the vehicle; and an interrupting unit configured to interrupt a supply of the power to the first control unit from the battery, wherein a first switch part is provided between the battery and the first control unit which receives a resumption request signal when the supply of the power to the first control unit is interrupted by the interrupting unit to permit the power to be supplied to the first control unit from the battery. | 12-24-2015 |
20150367741 | ELECTRICITY-CHARGING SYSTEM BETWEEN A CRANE AND TRACTOR - Disclosed is a crane and a tractor used at a container base of a harbor or a container terminal, and more particularly, a charging system in which a power supplying device capable of supplying power in a contactless fashion is installed at the crane and a power collecting device capable of receiving power from the power supplying device is installed at the tractor, so that the tractor receives power from the power supplying unit installed at the crane while performing lifting or landing works below the crane to charge power required for movement of the tractor. | 12-24-2015 |
20150367792 | CONTROL AND DIAGNOSTICS OF MULTIPLE ELECTRICAL GENERATING MACHINES USING AN EXTERNAL VOLTAGE REGULATOR - An electrical system for an automotive vehicle has a plurality of electrical generating machines having field windings energized by pulse width modulated drive signals generated by an external electronic voltage regulator. The pulse width modulated drive signals have a duty cycle determined by the electronic voltage regulator. A controller selects one of electrical generating machines to evaluate for failure and evaluates that electrical generating machine for failure by causing the PWM drive signal for the field windings of that electrical generating machine to be disabled. The controller then determines that this electrical generating machine has failed if the duty cycle for the PWM drive signals has then not been increased by the electronic voltage regulator by a pre-determined amount. The electrical generating machines are either generators or alternators. In an aspect, the PWM drive signals for the plurality of electrical generating machines are out of phase with each other. | 12-24-2015 |
20150367919 | ACTIVE HEAVE COMPENSATION SYSTEM AND METHOD - An active heave compensation system comprises a motor generator to interact with a load so as to drive the load in a first part of a heave motion cycle and to regenerate at least part of energy with which the load has been driven in a second part of the heave motion cycle, and an electrical storage element for storing the regenerated energy. The active heave compensation system further comprises a power supply electrically connected to the motor generator and the electrical storage element for providing electrical power to at least the motor generator, and a control unit configured to control the power supply substantially in synchronism with the heave motion. | 12-24-2015 |
20150375621 | VEHICLE - A vehicle is provided with an electrical storage device, a first connector capable of charging and discharging the power of the electrical storage device, a second connector capable of charging and discharging the power of the electrical storage device, and an ECU for controlling charging and discharging performed via the first connector and the charging and discharging performed via the second connector. The ECU selects and implements any one of the following according to the operation of an operation unit provided to a first plug connected to the first connector: discharging from the electrical storage device via the first connector, charging to the electrical storage device via the first connector, discharging from the electrical storage device via the second connector, and charging to the electrical storage device via the second connector. | 12-31-2015 |
20150375626 | POWER CONVERSION APPARATUS AND POWER CONTROL METHOD - Charge efficiency of normal charge is improved without restricting an operation of a low-voltage load of an electric vehicle during the normal charge. During a charge of a high-voltage battery of a vehicle, when a determination of the normal charge is made, and when a determination that a mode switching target load is not operated is made, power saving mode transition processing is performed. Therefore, an operating mode of a DC-DC converter, which steps down a voltage at the high-voltage battery and supplies the stepped-down voltage to a low-voltage battery and a low-voltage load, is set to a power saving mode in which consumption power is reduced compared with a normal mode. When a determination that a start-up manipulation of the mode switching target load is performed is made, the operating mode of the DC-DC converter is changed to the normal mode. | 12-31-2015 |
20150375628 | MULTI-DIRECTIONAL CONVERTER COMPRISING THREE PORTS AND A SINGLE TRANSFORMER FOR ELECTRIC VEHICLES - The invention relates to a charging device including a reversible AC/DC converter enabling power to be supplied to two outlets that have different voltages. Said charging device is particularly suitable for use as an on-board electric motor vehicle device. The device enables power to be supplied to both a traction battery, at a relatively high voltage, and apparatuses from the very low-voltage grid. Said device has a small overall size and low weight. The invention rests on a DC/DC converter (in the AC/DC converter) having multiple reversible outlets that includes a single transformer. | 12-31-2015 |
20150375697 | Automobile Generator System - An Automobile Generator System (AGS) to mechanically engage and sustain energy flow to AGS motor system components to operate an automobile. | 12-31-2015 |
20150375703 | VEHICLE CONTROL SYSTEM AND METHOD OF USING THE SAME - A vehicle control system and a method for prolonging or extending the availability of certain safety-related features after an ignition unit has switched off or otherwise become inactive. The method can provide some safety-related features following an unintended ignition event, such as the type that can occur when the vehicle is involved in a multiple collision accident and the force of the initial impact unintentionally jars or switches the ignition unit off. In one example, the method uses a prolongation timer to temporarily power an airbag control module so that it is capable of sensing a crash and deploying an airbag for a period of time following the ignition being switched off. | 12-31-2015 |
20160001657 | method for operating an electrified motor vehicle and means for its implementation - A method and arrangement for operating a motor vehicle having a vehicle electrical system having a semiconductor switch, which during the vehicle operation is loaded with load events based on at least one load-influencing factor, and for which a service life load relationship is predefined, for a nominal service life for a nominal load, and with which for at least one point in time within the nominal service life a nominal load proportion corresponding to the at least one point in time is ascertainable, and the method for the at least one point in time including ascertaining an actual load of the semiconductor switch based on establishing past load events at the at least one point in time, the ascertaining of the nominal load proportion corresponding to the at least one point in time with the predefined service life load relationship, and comparing of the actual and nominal load proportion at the at least one point in time and the reducing of the at least one load-influencing factor when the actual load exceeds the nominal load proportion by more than a predefined tolerance value at the at least one point in time. | 01-07-2016 |
20160001660 | POWER SUPPLY SYSTEM - An operation mode selection unit selects an efficiency priority mode for minimizing the overall loss in a power supply system based on a load request voltage obtained in accordance with the condition of a load and on the conditions of DC power supplies, and generates a mode selection signal in accordance with the selection result. When SOC and/or output power have/has reached power supply restriction values in any DC power supply, an operation mode modification unit generates a final mode selection instructing signal so as to modify selection of the efficiency priority mode by the mode selection signal to select an operation mode in which power distribution between the DC power supplies can be controlled. | 01-07-2016 |
20160001661 | IN-VEHICLE STEP-DOWN SWITCHING POWER SUPPLY, IN-VEHICLE ELECTRONIC CONTROL DEVICE, AND IDLE STOP SYSTEM - Provided is an in-vehicle step-down switching power supply capable of obtaining a stable output while suppressing nose in a harmful frequency band even when an input voltage decreases. The in-vehicle step-down switching power supply includes a switching frequency control unit and the switching frequency control unit includes a switching frequency range setting unit that changes a switching frequency between fa and fb and a switching frequency path setting unit that skips a frequency band from fd to fe between fa and fb, via an intermediate frequency fc between fa and fb. | 01-07-2016 |
20160001669 | Vehicle And Contactless Power Feeding System - A contactless power feeding system is capable of supplying power from a power transmission unit to a power reception unit in a contactless manner. The contactless power feeding system includes a raising and lowering mechanism that moves the power reception unit from a standby position toward the power transmission unit, and a vehicle ECU. The vehicle ECU performs first detection operation of detecting a position of the power transmission unit when the power reception unit is located in the standby position, and second detection operation of detecting a position of the power transmission unit when the power reception unit is located in a power reception position. The vehicle ECU causes the power transmission unit to start power transmission when it is detected that the power transmission unit is located within a predetermined range in both of the first and second detection operations. | 01-07-2016 |
20160001719 | Charging Method - In accordance with the present invention there is provided an engine ( | 01-07-2016 |
20160009193 | ELECTRIC VEHICLE AND METHOD AND SYSTEM FOR CONTROLLING HIGH-VOLTAGE SYSTEM CIRCUIT THEREOF | 01-14-2016 |
20160009405 | VEHICLE AND SYSTEM FOR SUPPLYING ELECTRICAL POWER TO A VEHICLE ELECTRICAL LOAD | 01-14-2016 |
20160020473 | APPARATUS AND METHOD FOR HIGH EFFICIENCY OPERATION OF FUEL CELL SYSTEMS - A drive circuit comprising a DC bus configured to supply power to a load, a first fuel cell coupled to the DC bus and configured to provide a first power output to the DC bus, and a second fuel cell coupled to the DC bus and configured to provide a second power output to the DC bus supplemental to the first fuel cell. The drive circuit further includes an energy storage device coupled to the DC bus and configured to receive energy from the DC bus when a combined output of the first and second fuel cells is greater than a power demand from a load, and provide energy to the DC bus when the combined output of the first and second fuel cells is less than the power demand from the load. | 01-21-2016 |
20160031323 | SYSTEM AND METHOD OF CONTROLLING CONTACTOR TIP ASSEMBLY - The present disclosure is related to a method to control a contactor tip assembly associated with a grid of an electric drive system is provided. The contactor tip assembly includes at least one first contactor tip and at least one second contactor tip. The method includes introducing a delay signal associated with an operation of at least one of the first contactor tip and the second contactor tip. Further, the operation includes a closing event and an opening event thereof. The method also includes controlling the operation of the first and second contactor tips in an alternate manner. Further, a delay is present between a sequential operation of one of the first and second contactor tips and the other of the first and second contactor tips based, at least in part, on the introduced delay signal. | 02-04-2016 |
20160031328 | POWER CONVERTER FOR ELECTRIC HYBRID EARTHMOVING MACHINE - An electrical system architecture for a mobile, electric hybrid machine includes a first bus configured to receive electric power at a first, selectively adjustable voltage from an electrical power source. A second bus is configured to receive electric power at a second voltage that is lower than the first voltage. A controller is configured to determine a desired magnitude of the second voltage for the second bus, produce a signal indicative of a magnitude of the first, selectively adjustable voltage that is a multiple of the desired magnitude of the second voltage, and adjust the magnitude of the first voltage in the first bus to the multiple of the desired magnitude of the second voltage. A fixed-ratio power converter is configured to convert the power at the first voltage in the first bus to the power at the second voltage in the second bus. | 02-04-2016 |
20160031329 | Circuit Arrangement and Energy Storage System - A circuit arrangement for operating an energy store of an electric and/or hybrid vehicle includes an analog monitoring circuit. The analog monitoring circuit is designed and arranged to detect a measurement signal that is representative of a current flowing through the energy store, and to generate a predetermined first control signal in a manner dependent on the measurement signal. The circuit arrangement further has a semiconductor switching element which is designed to electrically couple, in a first switching state, the energy store to an electrical energy network, and, in a second switching state, to electrically decouple the energy store from the electrical energy network, The semiconductor switching element includes a control terminal which is coupled by signaling technology to an output of the monitoring circuit. The switching state of the semiconductor switching element is adjustable in a manner dependent on the first control signal. | 02-04-2016 |
20160031330 | MODULAR WIRELESS ELECTRICAL SYSTEM - A wireless modular power transfer system includes electric power modules and RF converter circuitry within the electric power modules that meets voltage and power characteristics of the electric power modules. Sensor data is processed to determine a wireless power transfer path. An electric power module is established as a power source by aligning RF converter circuitry as a transmitter, and an electromagnetic field is established as a wireless power transfer area. An electric power module is established as an electric load by aligning RF converter circuitry as a receiver. Power transfer between the electric power modules is controlled through the wireless power transfer area. | 02-04-2016 |
20160031333 | WIRELESS POWER TRANSMISSION DEVICE HAVING USER INTERFACE STRUCTURE AND METHOD FOR CONTROLLING THE SAME - A wireless power transmission device may include a power transmitting module installed outside a vehicle for transmitting power, a power receiving module installed on the vehicle for receiving power from the power transmitting module, and a user interface module configured to control a position of the vehicle and the power transmitting and receiving modules so as to transmit power from the power transmitting module to the power receiving module. | 02-04-2016 |
20160031341 | POWER SUPPLY CONTROL APPARATUS AND POWER SUPPLY CONTROL METHOD - A power supply control apparatus for a vehicle having a battery portion having a plurality of batteries of which a connection mode is switched to a series mode or a parallel mode, a device which can give or be given electric power to or from the battery portion, and a switching portion which switches the connection mode of the batteries to a series mode or a parallel mode has requiring portions which output respective requirements of the battery portion and the device in relation to the connection mode of the batteries based on respective conditions of the battery portion and the device, a determination portion which determines which of a series requirement and a parallel requirement is greater in number, and a determination. | 02-04-2016 |
20160039304 | POWER SUPPLY SYSTEM FOR ELECTRIC VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power supply system for an electric vehicle includes a battery module, a first DC/DC converter, a second DC/DC converter, a first switch, a second switch and a third switch. The battery module has a negative electrode, a first positive electrode and a second positive electrode. The first DC/DC converter has an input terminal connected with the second positive electrode. The second DC/DC converter has an input terminal connected with the second positive electrode. The first switch is connected between the second positive electrode and the first DC/DC converter. The second switch is connected between the second positive electrode and the second DC/DC converter. The third switch is connected between the first positive electrode and an output terminal of the second DC/DC converter. | 02-11-2016 |
20160039369 | MOTOR VEHICLE STATE CONTROL SYSTEM AND METHOD - A vehicle power system includes a plurality of power distribution divisions, a rechargeable energy storage system, switching devices for connection of the power distribution divisions to the rechargeable energy storage system, a plurality of loads energized from the power distribution divisions, a control network including nodes for control over the loads and the switching devices, a mobile transponder and a transceiver which is connected to the controller area network and which provides for communicating with the transponder. Sensors monitored by the controller area network and proximity of the mobile transponder determine a state for vehicle power distribution system. | 02-11-2016 |
20160039370 | ELECTRIC POWER SUPPLY DEVICE - An electric power supply device includes first and second batteries respectively supplying electric power to a plurality of load instruments mounted on a vehicle, an electric power generator capable of charging the first battery and the second battery by regenerative electric power generation, and control means for controlling the electric power generator so that a charging electric power amount of at least one of the first battery and the second battery based on the regenerative electric power generation is suppressed in a case where at least one of a high-load instrument and a backup target instrument is present among the plurality of load instruments and the electric power generator is performing the regenerative electric power generation during the deceleration of the vehicle. | 02-11-2016 |
20160043370 | SEPARATOR, BATTERY, BATTERY PACK, ELECTRONIC APPARATUS, ELECTRIC VEHICLE, POWER STORAGE DEVICE, AND ELECTRIC POWER SYSTEM - The present invention relates to a layer disposed between a positive electrode and a negative electrode, which is a layer containing particles and a resin material, and having a porous structure with a heat capacity per unit area of 0.0001 J/Kcm | 02-11-2016 |
20160043398 | SECONDARY BATTERY-USE ACTIVE MATERIAL, SECONDARY BATTERY-USE ELECTRODE, SECONDARY BATTERY, BATTERY PACK, ELECTRIC VEHICLE, ELECTRIC POWER STORAGE SYSTEM, ELECTRIC POWER TOOL, AND ELECTRONIC APPARATUS - A secondary battery includes: a cathode including an active material; an anode; and an electrolytic solution, and the active material includes a plurality of active material particles as primary particles and a carbon material. The active material particles contain a polyanion-based compound. The carbon material contains a first carbon material present on surfaces of the active material particles, and a second carbon material present between the active material particles provided with the first carbon material. A ratio B/A between a total carbon amount A and a surface carbon amount B of the active material satisfies 7 | 02-11-2016 |
20160046202 | VEHICLE POWER SUPPLY DEVICE - A vehicle power supply device includes: a plug socket to supply an external device with electrical power; and an external output switch configured to be switched between an on state in which the electrical power is supplied from a battery to the plug socket and an off state in which the supply of the electrical power is stopped. In a case where the external output switch is in the on state, when the vehicle transitions from a ready mode to an OFF mode, the switch control unit sets the external output switch to the off state along with the transition, and when the vehicle transitions from an ACC mode or an ON mode to the OFF mode, the switch control unit maintains the on state of the external output switch. | 02-18-2016 |
20160046246 | PROGRAMMABLE STANDBY VOLTAGE POWER SUPPLY - A method and apparatus for controlling a micro power supply in a vehicle includes a processor on the micro power supply communicating with a processor on a microcontroller via a communication link. The communication includes a desired output voltage of the programmable micro power supply. In response to the communicated desired output voltage, the programmable micro power supply adjusts an output voltage of a power converter to be the desired output voltage. | 02-18-2016 |
20160052403 | CONTACTLESS POWER SUPPLY DEVICE - A power receiving coil ( | 02-25-2016 |
20160059702 | DISCHARGE CONTROL DEVICE - A discharge control device controls a discharge bypass circuit for discharging a charge in a capacitor provided in a drive device for a motor that rotates wheels of a vehicle at time of a collision of the vehicle. The discharge control device includes a control circuit that makes the discharge bypass circuit perform discharge for a period set on the basis of a time for which the wheels rotate due to inertia at the time of the collision of the vehicle. | 03-03-2016 |
20160059708 | VEHICULAR POWER DISTRIBUTION SYSTEM - A vehicular power distribution system includes a first and second power control boxes which are configured to distribute the power, and a main connection cable which electrically connects the first power control box and the second power control box. At least the second power control box includes at least one voltage converter which generates output power of second voltage from input power of first voltage determined in advance. A number of kinds of voltage of power passing the main connection cable is smaller than each of a number of kinds of voltage outputted from the first power control box and a number of kinds of voltage outputted from the second power control box. | 03-03-2016 |
20160059712 | BATTERY PACK AND HYBRID VEHICLE INCLUDING THE BATTERY PACK - A battery pack includes a main battery including a plurality of battery cells, a power conversion unit configured to change a level of a voltage output from the main battery, a main relay unit disposed between the main battery and the power conversion unit, the main relay unit switching a connection between the main battery and the power conversion unit, and a control unit configured to monitor a state of the main battery and control operation of the power conversion unit, wherein the control unit includes units for measuring voltage, current and temperature values of the main battery and a unit for outputting a gate signal for controlling the operation of the power conversion unit. | 03-03-2016 |
20160059730 | POWER STORAGE DEVICE, POWER STORAGE SYSTEM, AND ELECTRIC VEHICLE - A power storage device includes a power storage unit including one or a plurality of cells, a first controller for performing control relating to the power storage unit, a first power line for supplying a first power to be output from the power storage unit to a load, a second power line for supplying a second power smaller than the first power to a second controller included in an external device, and a communication line used by the first and second controllers to communicate with each other. | 03-03-2016 |
20160059807 | VEHICULAR POWER CONTROL SYSTEM, WIRE HARNESS, AND VEHICULAR POWER CONTROL DEVICE - A vehicular power control system for supplying electric power from a power source of a vehicle to respective ones of a plurality of loads or electronic control units is provided. The vehicular power control system includes a power distribution unit, a customized information storing unit and a power control unit. The power distribution unit receives the electric power and distributes the electric power to a plurality of systems. The customized information storing unit stores customized information in which operation specifications of the plurality of loads or electronic control units are determined. The power control unit controls distribution of electric power to the respective ones of the plurality of loads or electronic control units by the power distribution unit, on the basis of the operation specifications determined in the customized information. | 03-03-2016 |
20160068068 | Drive Unit For Driving A Motor - A drive unit for driving and starting a motor in the form of an internal combustion engine designed for driving a traction generator coupled to the motor. | 03-10-2016 |
20160068121 | INTELLIGENT DETERMINATION AND USAGE OF ENERGY IN ENERGY SYSTEMS - Disclosed herein are a method and a system for automatic and intelligent determination and usage of internal reserve energy in an energy system associated with a vehicle. The system processes pre-configured inputs and inputs collected in real time, generates a distribution optimization profile which possesses information on values of different control parameters required to keep selected components operational, by considering energy availability in the energy storage system. Further, the system distributes energy to selected components, based on the distribution optimization profile. Further, the system verifies whether the selected distribution optimization profile matches a safe use profile and if not, automatically overrides settings associated with the distribution optimization profile to ensure safe driving of the vehicle, with at least a minimum comfort level. | 03-10-2016 |
20160072282 | BATTERY MONITOR CIRCUIT, STORAGE APPARATUS, ELECTRONIC APPARATUS, ELECTRIC-POWERED VEHICLE, AND POWER SYSTEM - A battery monitor circuit includes a first monitoring unit for detecting voltages of battery cells in a first group, a second monitoring unit for detecting voltages of battery cells in a second group, and a current cancellation unit for canceling a difference between first and second currents that flow through the first and second monitoring units, respectively. One terminal of a series connection of the battery cells in the first and second groups and one terminal of the first monitoring unit are connected, the other terminal of the first monitoring unit and one terminal of the second monitoring unit are connected, and the other terminal of the second monitoring unit and the other terminal of the series connection are connected. The current cancellation unit is disposed between a connection point between the first and second monitoring units and a middle connection point in the middle of the series connection. | 03-10-2016 |
20160075238 | METHOD FOR CONTROLLING A DC/DC VOLTAGE STEP-DOWN CONVERTER - A method for controlling a voltage step-down converter ( | 03-17-2016 |
20160075292 | ARRANGEMENT FOR ELECTRICALLY CONNECTING ELECTRICAL ELEMENTS TO A CENTRAL UNIT IN A MOTOR VEHICLE - An arrangement ( | 03-17-2016 |
20160082844 | METHODS AND SYSTEMS FOR MULTIPLE SOURCE ENERGY STORAGE, MANAGEMENT, AND CONTROL - A direct current (DC) electric system includes a DC link, a first energy storage system (ESS), a second ESS, a coupling device, and a bidirectional DC-DC power converter. The first ESS is coupled to the DC link and stores energy for output at a first nominal voltage. The second ESS stores energy for output at a second nominal voltage greater than the first nominal voltage. A second ESS low side is coupled to a DC link low side. The coupling device is coupled between a second ESS high side and a DC link high side. The coupling device selectively transfers energy from the second ESS to the DC link. The bidirectional DC-DC power converter selectively transfers energy from the second ESS to the DC link and from the DC link to the second energy storage system. | 03-24-2016 |
20160082845 | CURRENT MODE CONTROL TYPE SWITCHING POWER SUPPLY DEVICE - A switching power supply device includes a first switch, a second switch, a current sensing portion configured to sense current flowing in the second switch, and a controller configured to control the first and second switches. The controller controls the first switch and the second switch in accordance with current sensed by the current sensing portion if a ratio of the output voltage to the input voltage is a predetermined value or lower, and controls the first switch and the second switch independently of the current sensed by the current sensing portion if the ratio of the output voltage to the input voltage is higher than the predetermined value. | 03-24-2016 |
20160082846 | CURRENT MODE CONTROL TYPE SWITCHING POWER SUPPLY DEVICE - A switching power supply device includes a first switch, a second switch, a current sensing portion configured to sense current flowing in the second switch, and a controller configured to control the first and second switches in accordance with the current sensed by the current sensing portion. The controller includes an accumulating portion configured to accumulate information of the current sensed by the current sensing portion during a predetermined period of time while the first switch is in the off state, and reflecting portion configured to start the transmission of the current information accumulated by the accumulating portion before the first switch is changed from the off state to the on state so as to reflect the current information accumulated by the accumulating portion on the slope voltage, and controls the first and second switches in accordance with the slope voltage. | 03-24-2016 |
20160082847 | CONTACTLESS POWER SUPPLY DEVICE - A power receiving portion is installed in a middle in a vehicle width direction at a front portion on a lower surface of a floor panel close to steered front wheels. Therefore, the power receiving portion can be accurately aligned with a power supply portion on the road surface side so as to face each other with a sense of steering in such a manner as to align the center of a vehicle with the power supply portion when the vehicle advances to a predetermined stop position in a parking space. Moreover, a high-current system wire harness for transmitting electric power from a battery located on the lower surface of the floor panel to a motor unit in a front compartment passes above the power receiving portion so as to improve the safety of the wire harness. | 03-24-2016 |
20160082908 | ELECTRONIC CONTROL APPARATUS - An electronic control apparatus includes an electric motor including a rotor and a stator; a circuit board configured to drivingly control the electric motor; and a housing unit accommodating the electric motor and the circuit board. A vehicle-body attaching portion of the housing unit is attached and fixed to a vehicle body. The vehicle-body attaching portion is located on one side of the rotor with respect to an extending direction of the rotor. At least one of both surfaces of the circuit board is a component-mounting surface. The circuit board is fixed to the housing unit in a state where the both surface of the circuit board extend along the rotor of the electric motor. A large-size electronic component is mounted on a vehicle-body-attaching-portion-side portion of a peripheral portion of the component-mounting surface which is close to the vehicle-body attaching portion. | 03-24-2016 |
20160087449 | POWER SUPPLY DEVICE AND POWER TRANSMISSION UNIT FOR POWER SUPPLY DEVICE - A power supply device of the present invention includes a power transmission unit ( | 03-24-2016 |
20160089981 | CONTROL SYSTEM FOR A HYBRID VEHICLE - A control system used in a hybrid vehicle having a drive system including a starter motor, an engine, and a motor/generator, and a power supply system including a high power battery as power supply for the motor/generator, a low power battery as power supply of the vehicle auxiliary equipment, a capacitor as power supply for the starter motor, and a capacitor power supply control unit that controls charging and discharging of the capacitor. The control system includes an auxiliary equipment load power supply system formed by connecting the high power battery and the low power battery via a DC/DC converter, and a starter load power supply system including the capacitor and a capacitor charging circuit controlled by the capacitor power supply control unit, the starter load power supply system being connected to and branching from the DC/DC converter of the auxiliary equipment load power supply system. | 03-31-2016 |
20160089984 | Method and Apparatus for Generation, Transmission and Storage of Electric Energy - Method and apparatus for generation, transmission and storage of renewable electrical energy, the apparatus comprising at least one device providing mechanical to electrical energy conversion utilizing materials with linear electromechanical interaction properties, a type of device providing intermediate storage, a type of device providing primary storage, wherein said energy is transferred by means of inductive coupling of an inner hub coil and outer hub coil between said storage devices. Energy conversion and storage is initiated by motion of said energy converter which places the system in an operational state. In this state, mechanical energy is converted into electrical energy which is delivered to the intermediate storage device for collection. When the intermediate storage device is sufficiently charged, said energy is transferred to the outer hub coil for inductive transmission to the inner hub coil. From the inner hub, the energy is immediately transferred to the primary storage device where it remains until the system is required to provide power to an external device or system. In addition to replacing or supplementing conventional sources of power, said system may also provide a means to collect and transmit system and environmental data. | 03-31-2016 |
20160089985 | POWER TRANSMISSION SYSTEM - The power transmission system includes a power transmitting device that transmits AC power and a power receiving device that receives the AC power. The power receiving device includes a rectifier that converts the received AC power into DC power, a DC converter that performs DC conversion on the DC power output from the rectifier, and a power-receiving side controller that calculates, based on an input voltage of the DC converter, a current command value making input impedance of the DC converter equal to a preset value and controls the DC converter so that an input current of the DC converter equals the current command value. | 03-31-2016 |
20160090002 | Cooling System For Cooling An Energy Accumulator And A Charge Controller For A Vehicle With An Electric Drive - A vehicle has an electric drive, at least one energy accumulator for supplying the electric drive with electric energy, and at least one current collector for charging the energy accumulator with electric energy from a stationary power network. The current collector is connected to the energy accumulator via at least one charge rectifier for the controlled charging of the energy accumulator. The vehicle includes a central cooling system and at least one closed cooling circuit with liquid coolant in order to cool the energy accumulator and the charge rectifier. | 03-31-2016 |
20160096435 | WIRELESS CHARGING SYSTEM FOR DEVICES IN A VEHICLE - A wireless charging system for use in vehicles includes power transmitting coils which are used for resonant power transfer to power receiving devices in the vehicle. The system includes a detection system for detecting power receiving devices in the vicinity of the transmitting coils so that only the power transmitting coils having objects detected nearby are activated. The system also includes a tuning circuit that enables power transmitting coils to be tuned with respect to each other to increase the power delivery range or detuned with respect to each other to decrease interference between coils. | 04-07-2016 |
20160101707 | POWER SUPPLY APPARATUS AND METHOD FOR HYBRID VEHICLE - Provided are a power supply apparatus and method for a hybrid vehicle. The power supply apparatus is integrated with a power conversion device and an energy storage device in order to reduce a size and production cost of the power supply apparatus and includes a battery unit including a plurality of battery cells configured to store different levels of power and a power control unit configured to control the battery unit to integrally or selectively output the power of the plurality of battery cells based on whether an engine of the hybrid vehicle generates power. | 04-14-2016 |
20160101748 | ELECTRICAL SYSTEM ASSEMBLY FOR A MOTOR VEHICLE - An electrical system assembly for a motor vehicle may include a first electrical system and a second electrical system galvanically isolated from the first electrical system. The second electrical system may be switchable between an idle state and an active state. A capacitive coupling element may couple the first electrical system to the second electrical system. A signal transmission unit may be arranged in the first electrical system and may be configured to transmit an activation signal to the capacitive coupling element for activating the second electrical system. A signal receiving unit may be arranged in the second electrical system and be configured to receive the activation signal via the capacitive coupling element and switch the second electrical system from the idle state to the active state. | 04-14-2016 |
20160105123 | VEHICLE-MOUNTED POWER CONVERSION DEVICE - A vehicle-mounted power conversion device including: a capacitor for smoothing DC voltage; a power module for converting the smoothed DC voltage into AC voltage; a control substrate provided with a connector for a harness; a power module substrate provided with a connector for a harness; a harness connected to the control substrate at one end and connected to the power module substrate at the other end, thereby connecting the control substrate and the power module substrate electrically; and a case and cover for housing the capacitor, the power module, the control substrate, the power module substrate and the harness. In this device, a housing space defined between the case and cover is an integrated space, and a divided position between the case and cover is located further toward bottom wall of the case than the connector of the control substrate and the connector of the power module substrate. | 04-14-2016 |
20160107526 | COOLING STRATEGY FOR BATTERY SYSTEMS - Embodiments describe a battery system that includes a first battery module coupled to a regenerative braking system and a control module that controls operation of the battery system by: determining a predicted driving pattern over a prediction horizon using a driving pattern recognition model based in part on a battery current and a previous driving pattern; determining a predicted battery resistance of the first battery module over the prediction horizon using a recursive battery model based in part on the predicted driving pattern, the battery current, a present bus voltage, and a previous bus voltage; determining a target trajectory of a battery temperature of the first battery module over a control horizon using an objective function; and controlling magnitude and duration of electrical power supplied from the regenerative such that a predicted trajectory of the battery temperature is guided toward the target trajectory of the battery temperature during the control horizon. | 04-21-2016 |
20160107589 | Vehicle Electrical System - A vehicle electrical system includes a first partial electrical system having a first energy store of a first nominal voltage level, a second partial electrical system having a second energy store of a second nominal voltage level, and a DC-DC converter between the two partial electrical systems. The first energy store has a housing, which has at least a first tap for the first nominal voltage level, and by which a first DC-DC converter can be electrically supplied. The housing has at least a second tap for the second nominal voltage level, by which the second energy store can be electrically supplied. The housing further includes a voltage conversion unit, by which the voltage of the first nominal voltage level can be converted into voltage of the second nominal voltage level. | 04-21-2016 |
20160111345 | SEMICONDUCTOR MODULE, SEMICONDUCTOR DEVICE, AND VEHICLE - A base plate ( | 04-21-2016 |
20160114685 | Electrical Power System for Vehicles Requiring Electrical Power While the Vehicle is Not Running - A system for powering a hotel load in a vehicle which has a power supply with a positive pole and a negative pole, an alternator connected to the engine and in direct connection with the power supply, a starter connected to the engine and in direct electrical communication with the power supply. The vehicle also has a power inverter in electrical communication with the power supply through a pair of power inverter cables. The alternator, the starter, and the power inverter are connected in parallel and directly to the power supply. | 04-28-2016 |
20160114690 | EXTERNAL POWER SUPPLY OF FUEL CELL MOUNTED VEHICLE AND CONTROL METHOD THEREFOR - There is provided a control method of an external power supply system configured to supply power to the outside from a fuel cell and a secondary battery mounted on a vehicle. When a failure is detected in a sensor that measures an electric power supplied to the outside from an electric power line to which the fuel cell and the secondary battery are connectable, (a) if a decrease in a state of charge of the secondary battery is detected, external power supply is performed by increasing a generated power of the fuel cell so as to stop the decrease in the state of charge, and (b) if an increase in a state of charge of the secondary battery is detected, external power supply is performed by decreasing the generated power of the fuel cell so as to stop the increase in the state of charge. | 04-28-2016 |
20160114880 | GALLEY SYSTEM, METHOD FOR OPERATING ELECTRICAL GALLEY DEVICES, AND USE OF A FUEL CELL IN A GALLEY SYSTEM - A galley system comprises at least one electrically operated galley device, at least one fuel cell, a plurality of compartments for housing the galley devices, and an air extraction means. At least one of the plurality of compartments comprises at least one air extraction port couplable with the air extraction means. The at least one compartment is adapted for housing at least one of the at least one fuel cell and for removing at least a part of heat emanated from the at least one fuel cell through the air extraction means. At least one of the at least one electrically operated galley device is electrically couplable with the at least one fuel cell unit. | 04-28-2016 |
20160118828 | SYSTEM AND METHOD FOR TRANSFERRING ENERGY BETWEEN VEHICLES - An embodiment of the present invention relates to a vehicle. The vehicle includes an energy storage device and a traction motor electrically connected to the energy storage device. The traction motor is configured to convert electrical energy supplied by the energy storage device into a mechanical output to propel the vehicle. The vehicle also includes a vehicle connecting mechanism electrically coupled to the energy storage device and being configured for electrical coupling with a second vehicle connecting mechanism of a second vehicle to establish an electrical interface between the vehicle and the second vehicle. The electrical interface enables the transfer of electric power between the vehicle and the second vehicle. | 04-28-2016 |
20160121731 | POWER TRANSMISSION DEVICE, VEHICLE EQUIPPED WITH POWER TRANSMISSION DEVICE, AND WIRELESS POWER TRANSMISSION SYSTEM - A power transmission device having a surface a part of which defines a power transmission plane. The device includes: a power transmission coil structure including 2N planar coils laminated in a perpendicular direction to the power transmission plane and wirelessly transmitting AC power to a power receiving device via the power transmission plane and being disposed on a side toward the power transmission plane; and a magnetic substance disposed on a side of the power transmission coil opposite from the power transmission plane, wherein the 2N planer coils constitute coil groups including a coil group in which an i'th closest planar coil to the power transmission plane out of the 2N planar coils and the i'th-closest planar coil to the magnetic substance out of the 2N planar coils are connected in series, and the coil groups are connected in parallel to each other. | 05-05-2016 |
20160121732 | POWER TRANSMISSION DEVICE, VEHICLE EQUIPPED WITH POWER TRANSMISSION DEVICE, AND WIRELESS POWER TRANSMISSION SYSTEM - A power transmission device having a surface a part of which defines a power transmission plane, the device includes: a power transmission circuit converting DC power into AC power; and a power transmission coil structure including 2N planar coils laminated in a direction which is perpendicular to the power transmission plane, the power transmission coil structure wirelessly transmitting the converted AC power to a power receiving coil of a power receiving device via the power transmission plane and being disposed on a side toward the power transmission plane in the power transmission device. The 2N planer coils constitute coil groups including a coil group in which a planar coil having an i'th highest inductance out of the 2N planar coils and a planar coil having an i'th-lowest inductance are connected in series and the coil groups are connected in parallel to each other. | 05-05-2016 |
20160121733 | CIRCUIT FOR CONTROLLING LOW POWER DC-DC CONVERTER OF HYBRID VEHICLE AND METHOD FOR CONTROLLING LOW POWER DC-DC CONVERTER - A low power DC-DC converter (LDC) control circuit is provided and includes a detector, a storage, and an LDC. The detector detects an output voltage of the LDC and characteristic factors in a vehicle. The storage receives the characteristic factors and cumulatively stores the characteristic factors. The LDC controller initializes the characteristic factors cumulatively stored in the storage when a state of charge (SOC) of a battery of the vehicle is maintained to a preset value for a preset time while the LDC output voltage is maintained to be the same as in a refresh operation. | 05-05-2016 |
20160121739 | HIGH VOLTAGE ON-BOARD NETWORK STRUCTURE FOR VEHICLES - A power supply system ( | 05-05-2016 |
20160121749 | Bus Pre-Charge with Vehicle Power Converter - A vehicle includes an electric machine, a traction battery to power the electric machine, and a starting, lighting and ignition (SLI) battery. The vehicle also includes a galvanically isolated DC-DC converter connecting the batteries and having a bus capacitance in parallel therewith. The vehicle further includes a contactor to electrically connect the traction battery in parallel with the bus capacitance, and a controller. The controller, in response to a command to close the contactor, activates switches of the DC-DC converter to drive energy from the SLI battery to the bus capacitance before closing the contactor. | 05-05-2016 |
20160134319 | INTER-VEHICLE COMMUNICATION DEVICE - An inter-vehicle communication device of a vehicle provided with an electrical coupler that constructs a communication path with another vehicle by using an electric contact with said another vehicle is provided. The inter-vehicle communication device has: a communication control circuit controlling a communication with said another vehicle; a pulse transformer arranged between the communication control circuit and the electrical coupler; and a power supply device arranged between a middle point of the pulse transformer and the electrical coupler to apply a direct-current voltage to the electric contact between the electrical coupler and an electrical coupler of said another vehicle. | 05-12-2016 |
20160137065 | METHOD FOR CONTROLLING EXTERNAL ELECTRIC POWER SUPPLY SYSTEM OF FUEL CELL-MOUNTED VEHICLE, AND EXTERNAL ELECTRIC POWER SUPPLY SYSTEM - A method for controlling an external electric power supply system supplying electric power from a fuel cell and a secondary battery mounted on a vehicle to an external load, the method including controlling electric power from the fuel cell and the secondary battery such that externally supplied electric power supplied to the external load is equal to or less than supply allowed electric power, and setting the supply allowed electric power to be equal to or less than a smaller one of an upper limit value of electric power which the secondary battery is charged with set in accordance with a temperature, and an electric power storage amount of the secondary battery and an upper limit value of electric power discharged from the secondary battery set in accordance with the temperature and the electric power storage amount of the secondary battery. | 05-19-2016 |
20160137069 | POWER SUPPLY SYSTEM - A power converter has a series direct connection mode of keeping on/off of a plurality of switching elements to maintain the state where first and second DC power supplies different in amount of voltage change with respect to input/output of the same amount of electric power are connected in series with an electric power line connected to a load, and a voltage controlling mode of controlling an output voltage on the electric power line to be a voltage command value by controlling on/off of the plurality of switching elements. In the voltage controlling mode, between time tx and ta, the sum of voltages of the first and second DC power supplies is matched with the voltage command value by controlling the output voltage by means of charging/discharging between the first and second DC power supplies. After time ta, the series direct connection mode is applied. | 05-19-2016 |
20160137070 | POWER SOURCE DEVICE FOR VEHICLE - A power source device for a vehicle may include: a power source; a DC outlet which may feed power from the power source to an external device external to the vehicle; a service receptacle which may be provided, within a vehicle interior, separately from the DC outlet; an operator by which a user may request power feed from the DC outlet to the external device; and a vehicle ECU which may control power supply from the power source to the DC outlet and the service receptacle. When the vehicle ECU receives, from the operator, an input requesting the power feed to the external device, the vehicle ECU may stop the power supply to the service receptacle and cause the DC outlet to perform the power supply. With the configuration described above, the possibility of failure to turn off an in-vehicle electric apparatus is reduced. | 05-19-2016 |
20160137074 | Method for Coupling at Least One Secondary Energy Source to an Energy Supply Network, in Particular an on-Board Vehicle Power Supply - A method is provided for coupling at least one secondary energy source to an power supply network, in particular an on-board vehicle power supply, wherein a load is connected with a primary energy source having a first voltage characteristic. The at least one secondary energy source has a second voltage characteristic which has an operating voltage range overlapping with the first voltage characteristic. The primary energy source and the at least one secondary energy source can be connected via a power switching device to a node point of an intermediate circuit of the power supply network, to which the load is also connected. Before connecting a secondary energy source, the current drawn by the load is regulated such that the voltage connected to the node point of the intermediate circuit corresponds to a no-load voltage of the secondary energy source to be connected or is around the no-load voltage in a specified voltage range. In the case that the voltages correspond or if the voltage connected to the node point lies in the specified voltage range, the secondary energy source is electrically conductively connected to the node point via the power switching device. The current required by the load is regulated to the corresponding value, wherein the load is supplied from the primary and the secondary energy source. | 05-19-2016 |
20160137078 | DRIVING APPARATUS FOR ELECTRIC VEHICLE - A driving apparatus for an electric vehicle is provided. The driving apparatus for the electric vehicle can charge the other batteries using a charging voltage of any one battery in a state in which an engine is not driven, control a voltage generated by an integrated starter generator (ISG), selectively charge a plurality of batteries having different charging voltages without using a separate converter, and reduce a weight and volume thereof. | 05-19-2016 |
20160137086 | Electrically Powered Vehicle and Power Supply System - A detector may be a device for detecting insulation decrease of an electric system included in a vehicle. An external terminal may be configured to be connectable with a terminal of a power supply cable connected to a power supply device. A power supply relay, which may be provided between the external terminal and a power line, may be controlled by a vehicle ECU to be in a closed state during external power supply from the electrically powered vehicle to the power supply device. When the insulation decrease of the electric system is detected by the detector, the vehicle ECU may control the power supply relay to come into an open state. | 05-19-2016 |
20160137098 | VEHICLE - Disclosed is a vehicle, which is capable of preventing direct input of an impact to an external power feeding device that stores a high-voltage component, and is capable of protecting the external power feeding device. A vehicle | 05-19-2016 |
20160137099 | ELECTRIC EQUIPMENT UNIT AND VEHICLE - To prevent that a connecting portion of a cable with an electrical equipment disposed rearward of the cable, an electrical equipment unit to be mounted on a vehicle is provided. The electrical equipment unit includes an inverter for supplying electric power to a drive motor of the vehicle, a fuel cell module disposed rearward of the inverter in longitudinal directions of the vehicle, a cable connecting the inverter with the fuel cell module, and a first clamp attached to the vehicle and for holding the cable. The first clamp has a gripping part formed with an opening and for gripping the cable, and an opening formed in part of the gripping part to extend in axial directions of the cable. The opening is formed in part of the gripping part to extend over one side of the gripping part in axial directions of the cable so as to receive the cable The opening is formed on a rear side in the gripping part in longitudinal directions of the vehicle. | 05-19-2016 |
20160137147 | BATTERY MANAGEMENT SYSTEM AND METHOD - Disclosed is a battery management system, the battery management system including: a module control unit (MCU) which includes a communication module, a capacitor which is connected to the communication module, and a charging module which is connected to the capacitor to charge the capacitor; and a battery control unit (BCU) which transmits a square wave clock signal which enables a communication module of the MCU and controls the MCU, in which when the capacitor is charged with a voltage which is equal to or higher than a predetermined reference voltage, the MCU turns on the communication module. | 05-19-2016 |
20160137149 | POWER SUPPLY DEVICE FOR AUXILIARY DEVICE BATTERY - A vehicle mounted charger converts external power into drive power, and supplies the power to a drive battery. A first converter supplies the power to an auxiliary device battery by converting the external power into the power for an auxiliary device. A second converter supplies the power to the auxiliary device battery by converting the drive power which is stored in the drive battery into the power for the auxiliary device. In a normal charging mode, the auxiliary device battery is charged by the first converter. Moreover, in a travelling mode or a rapid charging mode, the auxiliary device battery is charged by the second converter. | 05-19-2016 |
20160138548 | Pole-Niche-Integrated Starting-Current Limiter - Starting current limitation system | 05-19-2016 |
20160144724 | OVERVOLTAGE PROTECTION FOR ACTIVE RECTIFIERS IN THE EVENT OF LOAD SHEDDING - A bridge rectifier having AC voltage terminals, two DC voltage terminals, and a number of half-bridges corresponding to the number of AC voltage terminals. Each half-bridge has two activatable switching elements, connected in series between the DC voltage terminals and between which one of the AC voltage terminals is connected in each case. Each half-bridge includes a control circuit configured to detect an output voltage applied between the DC voltage terminals and switch a first switching element of the two switching elements of the particular half-bridge to be conductive by activation using a first control signal until the output voltage falls below a lower threshold value, after it has previously exceeded an upper threshold value, and to activate it in a clocked manner by activation using a second control signal, until the output voltage exceeds the upper threshold value, after it has previously fallen below the lower threshold value. | 05-26-2016 |
20160144725 | ELECTRIC VEHICLE - An electric vehicle disclosed in the specification includes a main battery, a main electric power supply wire connected with the main battery, an electric power control unit including a smoothing capacitor that smooths a voltage of the main electric power supply wire, a switch that switches the main electric power supply wire between conduction and non-conduction, a sub battery having a lower voltage than the main battery, a sub electric power supply wire connected with the sub battery, a first DC-DC converter that can perform a boost operation from the sub electric power supply wire to the main electric power supply wire on the electric power control unit side relative to the switch, and a second DC-DC converter that can perform a buck operation from the main electric power supply wire on the main battery side to the sub electric power supply wire. | 05-26-2016 |
20160144729 | ELECTRIC VEHICLE AND METHOD OF DRIVING AND CHARGING THE SAME - A method of charging an electric vehicle. The electric vehicle includes a battery, an inverter, and a motor including at least three-phase coil windings. When the electric vehicle is in a driven state, a direct current output from the battery is converted into a three-phase alternating current by a forward operation control of the inverter. The three-phase alternating current is output to the motor and drives the motor to operate. When the electric vehicle is in a charging state, an external three-phase alternating current is input into the inverter via three charging inductors and converted into the direct current by a reverse operation control of the inverter to charge the battery. | 05-26-2016 |
20160144810 | MOTOR VEHICLE HAVING TWO VEHICLE ELECTRICAL SYSTEMS WITH DIFFERENT VEHICLE-ELECTRICAL-SYSTEM VOLTAGES - Motor vehicle is provided with a first onboard power supply with a first voltage source which provides a first onboard power supply voltage and with a second onboard power supply with a second voltage source which provides a second onboard power supply voltage different from the first onboard power supply voltage, wherein the two onboard power supply voltages are direct-current voltages, wherein at least one power supply isolating device connects a connection point of the first onboard power supply and a connection point of the second onboard power supply, wherein the power supply isolating device includes at least one semiconductor device, wherein the power supply isolating device has a reverse direction and a forward direction, and wherein the forward direction of the power supply isolating device is directed from the first onboard power supply into the second onboard power supply. | 05-26-2016 |
20160152129 | HYBRID VEHICLE | 06-02-2016 |
20160152140 | VEHICLE BATTERY RELAY ASSEMBLY | 06-02-2016 |
20160152147 | VEHICLE ELECTRIC POWER SYSTEM | 06-02-2016 |
20160152148 | METHOD FOR MANAGING A LOAD SUPPLIED BY A CONVERTER THAT IS ITSELF SUPPLIED BY A BATTERY, AND CORRESPONDING SYSTEM | 06-02-2016 |
20160152150 | Power Supply System Applied to Electrically Powered Vehicle | 06-02-2016 |
20160152154 | VEHICLE AND POWER RECEIVING DEVICE | 06-02-2016 |
20160152198 | DC Energy Transfer Apparatus, Applications, Components, and Methods | 06-02-2016 |
20160159228 | POWER SYSTEM FOR ELECTRIC VEHICLE, ELECTRIC VEHICLE AND MOTOR CONTROLLER - A power system for an electric vehicle, an electric vehicle and a motor controller for an electric vehicle are provided. The power system includes: a power battery ( | 06-09-2016 |
20160159297 | VEHICLE-MOUNTED SYSTEM AND WIRE HARNESS - A seat control system includes: a motor unit mounted on a vehicle; a switch unit; a control ECU for controlling these units; a power source box for supplying a power source to the units; a main power source line connected between the units and the control ECU and provided for supplying a power source from a power source box; and a signal line connected between the units and the control ECU. The seat control system further includes: another power source box separate from a power source box for supplying a power source to the units; and a redundant power source line connected between the power source box and the units and provided for supplying a power source from the power source box. The redundant power source line is not connected to the control ECU. | 06-09-2016 |
20160159298 | DEVICE AND METHOD FOR OPERATING AN ENERGY STORAGE ARRANGEMENT OF A MOTOR VEHICLE - The invention relates to a device ( | 06-09-2016 |
20160159299 | SEAT CONTROL SYSTEM AND WIRE HARNESS - A wire harness includes a power source line and a signal line which connect a control ECU for controlling motor units disposed on each seat of a vehicle, switch units for operating the motor units and the motor units to each other. Drive connectors in which drive circuits for driving the motor units are incorporated are provided to terminals of the wire harness on a motor units side. Signal connectors for transmitting operation signals indicative of states of the switch units are mounted on terminals of the wire harness on a switch units side. The drive connectors and the signal connectors are provided as parts separate from each other, and the control ECU, the drive connectors and the signal connectors are provided that multiplex communication is possible among them through the signal line. | 06-09-2016 |
20160167533 | DEVICE AND METHOD FOR SEPARATING AND CONNECTING TWO-PART BOARD NETWORKS | 06-16-2016 |
20160167534 | CHARGING APPARATUS | 06-16-2016 |
20160167606 | REMOTE DEVICE CONTROL AND POWER SUPPLY | 06-16-2016 |
20160176294 | VEHICLE POWER SUPPLY SYSTEM | 06-23-2016 |
20160176303 | Apparatus and Method for Charging and Discharging a Dual Battery System | 06-23-2016 |
20160176312 | COMPACT INTEGRATED BATTERY PACKS FOR HYBRID VEHICLES | 06-23-2016 |
20160185224 | SYSTEM AND METHOD FOR CONTROLLING ELECTRICALLY DRIVEN ACCESSORIES - A vehicle includes a power source, a controller, a converter configured to receive a first voltage from the power source and to convert the first voltage to a second voltage, an auxiliary inverter system electrically coupled to an output of the converter and to an accessory having an electric motor, the auxiliary inverter system configured to convert the second voltage received from the converter for powering the electric motor, and a first communication link between the controller and the auxiliary inverter system. The auxiliary inverter system is further configured, responsive to interruption of the first communication link, to control a speed of the electric motor based on a level of the second voltage. | 06-30-2016 |
20160185229 | MAIN CONVERSION DEVICE FOR ELECTRIC VEHICLE - The first power converter is connected with a circuit connected with an overhead line, and an intermediate link, and mutually converts power. The second power converter is connected with the intermediate link, and a circuit electrically connected with an induction motor, and mutually converts power. The auxiliary power-supply device receives power from the intermediate link, and supplies power to a load. The operation controller controls the operation/deactivation of the first power converter based on acceleration and speed of a vehicle, auxiliary source power, and a restriction value for regenerative power to the overhead line in such a way that the power to be supplied to the auxiliary power-supply device becomes equal to or larger than the auxiliary source power, and the regenerative power flowing to the overhead line becomes equal to or smaller than the restriction value. | 06-30-2016 |
20160185230 | On-Board Electrical System And Method For Operating An On-Board Electrical System - An on-board electrical system for a vehicle comprising: a first energy store; a second energy store; a DC/DC converter bidirectionally transferring energy between the first energy store and the second energy store; and two switching devices for coupling a first terminal of the second energy store to a first terminal of the first energy store via a first node, a second node, and a third node. The system further comprises: four current determining units for: a first current flowing between the first terminal of the first energy store and the first node, a second current flowing via the first switching device and the second switching device, a third current flowing between the first terminal of the second energy store and the second node, and a fourth current flowing between the third node and the DC/DC converter; an electrical resistor couplable to the first terminal of the second energy store by means of a third switching device; a voltage determining unit determining a first voltage value of the second energy store if the electrical resistor is electrically isolated from the first terminal of the second energy store and a second voltage value of the second energy store if the electrical resistor is electrically coupled to the first terminal of the second energy store; and an internal resistance determining unit for characterizing an internal resistance of the second energy store on the basis of determined first voltage and the second voltage and for classifying the determined resistance value on the basis of the determined first, second, third, and fourth current values. | 06-30-2016 |
20160185231 | SYSTEM FOR CONTROLLING A SUPPLY VOLTAGE OF AN ON-BOARD ELECTRICAL NETWORK OF A MOTOR VEHICLE | 06-30-2016 |
20160185235 | CONTROL CIRCUIT FOR STEP-UP DC/DC CONVERTER - A switching transistor is configured such that its on resistance R | 06-30-2016 |
20160185240 | POWER SUPPLY APPARATUS - A power supply apparatus includes a first battery, a second battery, and an ECU configured to determine whether the following conditions i), ii), and iii) are satisfied: i) a degree of deterioration of the second battery is lower than a first threshold; ii) a state-of-charge of the second battery is lower than a second threshold; and iii) the state-of-charge is equal to or higher than a third threshold. The second threshold is higher by a prescribed value than a lowest allowable value of the state-of-charge at which the second battery can function as a backup power supply. The third threshold corresponds to the lowest allowable value. When determining that the conditions i), ii) and iii) are all satisfied, the ECU executes single-battery-using control in which regeneration control using the regenerative electric power is executed with use of the first battery and the second battery is not used for regeneration control. | 06-30-2016 |
20160185241 | VEHICLE AND POWER SUPPLY SYSTEM - A vehicle includes a power feeding inverter that converts at least one of power discharged by a storage apparatus and power generated by activating an engine into alternating current power. The vehicle detects the presence of a user within a predetermined range of the vehicle using at least one of a seat occupancy sensor, a camera provided on the exterior or in the interior of the vehicle, and a reception unit that receives ratio waves from a smart key. When a request for power feeding from the vehicle is issued but the user has not been detected within the predetermined range of the vehicle, power generation by activating the engine is prohibited. | 06-30-2016 |
20160185247 | ELECTRIC VEHICLE - An electric vehicle includes: a high-voltage battery; a generator for generating electric power having a voltage higher than a battery voltage of high-voltage the battery; a first electric motor driven by electric power having a generation voltage of the generator; a second electric motor driven by electric power having the battery voltage of the high-voltage battery; a transformer for reducing a voltage of a part of the electric power generated by the generator which is to be distributed to the high-voltage battery from the generation voltage of the generator to the battery voltage of the high-voltage battery; and a controller for reducing a distribution ratio of the electric power to be distributed to the second electric motor from the generator if the temperature of the transformer is determined to have increased to reach a first predetermined temperature or higher. | 06-30-2016 |
20160185252 | POWER NET SYSTEM FOR FUEL CELL VEHICLE AND METHOD OF CONTROLLING THE SAME - A power net system for a fuel cell vehicle includes: a diode having a first end connected to an output stage of a fuel cell stack; a fuel cell load device branched and connected between the output stage of the fuel cell stack and the diode; a first relay positioned between the output stage of the fuel cell stack and the fuel cell load device and configured to connect or separate the output stage of the fuel cell stack and the fuel cell load device; and a second relay having a first end connected to a second end of the diode and a second end connected between the first relay and the fuel cell load device. | 06-30-2016 |
20160193929 | POWER SUPPLY DEVICE | 07-07-2016 |
20160193931 | POWER SUPPLY SYSTEM AND DISCHARGE DEVICE | 07-07-2016 |
20160200201 | Systems and Methods For Determining A Duty Cycle For A Variable Voltage Converter | 07-14-2016 |
20160200202 | BI-DIRECTIONAL DC-DC POWER CONVERTER FOR A VEHICLE SYSTEM | 07-14-2016 |
20160250927 | METHOD AND APPARATUS FOR CONTROLLING AN ELECTRIFIED POWERTRAIN SYSTEM OF A VEHICLE | 09-01-2016 |
20160250935 | POWER TRANSFER SYSTEM | 09-01-2016 |
20160250938 | CHARGING APPARATUS AND ELECTRIC VEHICLE INCLUDING THE SAME | 09-01-2016 |
20160250984 | Electrical Connection Console for Motor Vehicle On-Board Electrical System Conductor | 09-01-2016 |
20160254511 | BATTERY, SEPARATOR, ELECTRODE, COATING MATERIAL, BATTERY PACK, ELECTRONIC APPARATUS, ELECTRICALLY DRIVEN VEHICLE, ELECTRICAL STORAGE DEVICE, AND ELECTRIC POWER SYSTEM | 09-01-2016 |
20160375777 | POWER NET SYSTEM OF FUEL CELL VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power net system of a fuel cell vehicle is provided. The power net system includes a fuel cell and a high-voltage battery unit connected in parallel via a main bus and a first switching unit that is configured to form and block an electrical connection between an output terminal of the fuel cell and the main bus. A load device diverges and is connected between the output terminal of the fuel cell and the first switching unit. A reverse current blocking unit is connected between the first switching unit and a node from which the load device diverges. A second switching unit is configured to form and block an electrical connection between the output terminal of the fuel cell and the load device. A controller operates the first and second switching units and adjusts the electrical connection state between the main bus and the high-voltage battery unit. | 12-29-2016 |
20160375778 | POWER NET SYSTEM OF FUEL CELL VEHICLE AND METHOD FOR CONTROLLING THE SAME - A power net system of a fuel cell vehicle is provided. The power net system includes a fuel cell and a first switching unit that is configured to form and block an electrical connection between an output terminal of the fuel cell and a main bus. A load device diverges and is connected between the output terminal and the first switching unit. A reverse current blocking unit is disposed between the output terminal of the fuel cell and a node from which the load device diverges and is configured to block a current flow to the output terminal of the fuel cell. A second switching unit is configured to form and block an electrical connection between the output terminal of the fuel cell and the load device. A controller operates the first and second switching units to form the electrical connection between the main bus and the load device. | 12-29-2016 |
20170232851 | POWER SUPPLY SYSTEM, TRANSPORTATION DEVICE, AND POWER TRANSMISSION METHOD | 08-17-2017 |
20170232853 | ELECTRIC VEHICLE POWERED BY CAPACITIVE ENERGY STORAGE MODULES | 08-17-2017 |
20170232861 | IN-VEHICLE DC-DC CONVERTER | 08-17-2017 |
20170232913 | CABLE STRUCTURE AND VEHICLE | 08-17-2017 |
20170237470 | POWER RECEIVING DEVICE AND POWER FEEDING SYSTEM | 08-17-2017 |
20180022220 | SIGNAL PIN ARRANGEMENT FOR MULTI-DEVICE POWER MODULE | 01-25-2018 |
20180022225 | Power Supply System for Vehicle Control Unit and Method Thereof | 01-25-2018 |
20180022227 | BATTERY CHARGING SYSTEMS AND ASSOCIATED METHODS OF USE | 01-25-2018 |
20180022300 | SYSTEM FOR SUPPLYING ELECTRIC POWER TO THE ELECTRICAL EQUIPMENT OF A MOTOR VEHICLE BY A HIGH-PERFORMANCE BATTERY, CORRESPONDING CURRENT LIMITATION DEVICE AND STARTER PROVIDED | 01-25-2018 |
20180026611 | SIGNAL TRANSMISSION CIRCUIT AND VEHICLE | 01-25-2018 |
20190143830 | POWER SUPPLY CONTROL APPARATUS FOR ELECTRIC VEHICLE | 05-16-2019 |
20190143917 | VEHICLE ON-BOARDING RECOGNITION METHOD AND ELECTRONIC DEVICE IMPLEMENTING SAME | 05-16-2019 |
20190149607 | DISPLAY DEVICE AND VEHICLE HAVING THE SAME | 05-16-2019 |
20220134978 | VEHICULAR APPARATUS - A vehicular apparatus includes a first power supply circuit, a second power supply circuit, a correction unit, and a sensor configured to detect an angular velocity or acceleration applied to a vehicle. The first power supply circuit is configured to perform a first power supply with a first minimum operating voltage. The second power supply circuit is configured to perform a second power supply with a second minimum operating voltage set to be lower than the first minimum operating voltage. The second power supply circuit is enabled to start the second power supply before an engine of a vehicle is started. The correction unit is configured to perform a process related to a zero point correction of the sensor. Herein, the sensor and the correction unit are configured to receive the second power supply from the second power supply circuit. | 05-05-2022 |
20220140721 | METHOD FOR TRIGGERING THE CHANGING OF A TRANSISTOR TO THE ON STATE - Disclosed is a method for triggering the switching of a switching transistor of a quasi-resonant DC-to-DC voltage converter to the on state. The method includes the steps of phase-shifting the drain voltage of the transistor by a predetermined temporal phase-shift value that corresponds to the difference between the duration of a quarter of the period of the damped sinusoidal oscillation generated when the transistor is switched off and the period of time that elapses between the command to switch the transistor to the on state and the transistor actually conducting, and, when the phase-shifted voltage is equal to the reference voltage, triggering the command to switch the transistor to the on state such that the transistor starts conducting at the time when the value of the drain voltage is at a minimum. | 05-05-2022 |
20220140825 | TRANSISTOR DIAGNOSTIC CIRCUIT - A transistor diagnostic circuit includes a protection transistor output terminal, a fault terminal, and circuitry coupled to the protection transistor output terminal and the fault terminal. The protection transistor output terminal is adapted to be coupled to a current terminal of a protection transistor. The transistor diagnostic circuit is configured to, at start-up, load the protection transistor output terminal to test the protection transistor, and to generate a fault signal at the fault terminal responsive to a voltage on the protection transistor output terminal exceeding a threshold. | 05-05-2022 |