| Patent application number | Description | Published |
|---|
| 20080303529 | Vehicle, Power Supply Device of Vehicle, and Current Detection Device - A vehicle comprises a battery, i.e. a power storage unit having a capacity different from a reference capacity, a current sensor for detecting a current inputted to the power storage unit or outputted therefrom and delivering the detection value by converting it depending on the ratio of the capacity of the power storage unit to the reference capacity, and a controller performing current integration by receiving the output from the current detecting section and judging charged state of the power storage unit. The current sensor preferably comprises a sensor for measuring a current flowing through wiring connected with the power storage unit, and a converting section for converting the sensor output depending on the ratio of the capacity of the power storage unit to the reference capacity. When the capacity of the power storage unit is equal to n times of the reference capacity, the converting section delivers the sensor output while multiplying by 1/n. | 12-11-2008 |
| 20090040068 | Parking Assist Device and a Method for Electric Power Transmission and Reception Between a Vehicle and a Ground Apparatus - A parking assist device has a touch display ( | 02-12-2009 |
| 20090058097 | Electric power supply system - Vehicles are connected to respective receptacles of houses and are capable of generating commercial AC power to supply the generated electric power to a power transmission line. The vehicles communicate with a management server via the houses and the power transmission line. The vehicles output to the management server such information items concerning the vehicles as vehicle ID, amount of generated electric power and remaining amount of fuel. When electric power shortage occurs, the management server generates a start command and a power generation command for the vehicles based on the information concerning the vehicles to output the generated commands to the vehicles. | 03-05-2009 |
| 20090058326 | Hybrid vehicle and method of controlling the same - A hybrid automobile, wherein a second power source operated with less frequency can be forcibly operated. The hybrid automobile comprises a storage battery as a first power source. The hybrid automobile further comprises an engine and a motor generator or a fuel cell as the second power source. When the hybrid automobile is run by the first power source, a driver can change over an operation mode to a running by the second power source by operating an input device. The hybrid automobile further comprises a notification means for prompting the driver to operate the input device when the non-operating time of the second power source exceeds a predetermined time or longer. Furthermore, the hybrid automobile comprise a control means which, when the remaining amount of energy of the second power source is less than a predetermined amount, stops the changeover of the operation mode from a running by the first power source to the running by the second power source. | 03-05-2009 |
| 20090067202 | Power Supply System And Vehicle Including The Same - A converter ECU ( | 03-12-2009 |
| 20090067205 | Power Controller and Vehicle Equipped with Power Controller - An ECU detects an effective value and phase of a voltage from a commercial power supply, based on a voltage from a voltage sensor. Further, ECU generates a command current, which is a command value of current caused to flow through power lines and in-phase with the voltage of the commercial power supply, based on the detected effective value and the phase and on a charge/discharge power command value for a power storage device. Then, ECU controls zero-phase voltage of inverters based on the generated command current. | 03-12-2009 |
| 20090096416 | Charging Device, Electric Vehicle Equipped With the Charging Device and Charging Control Method - An HV-ECU acquires electric power information from an electricity transmission line by using a modem. The electric power information includes information regarding the amount of carbon dioxide having been emitted in the generating process of the commercial electric power supplied from an electricity transmission line. When the CO | 04-16-2009 |
| 20090101421 | Hybrid vehicle and controlling method thereof - When an ignition key is turned ON, a control apparatus predicts the arrival time to a chargeable location (such as home). When the control apparatus determines that the expected arrival time is in the nighttime, it sets SOC control upper and lower limit values for an EV traveling-importance mode that are lower than SOC control upper and lower limit values for an HV traveling-importance mode, and controls an SOC of a battery based on the upper and lower limit values. | 04-23-2009 |
| 20090115355 | Electric Power Control Device, Electric Powered Vehicle Including the Same, and Method for Controlling Electric Power of Electric Powered Vehicle - A load on a vehicle is connected to first and second neutral points in first and second motor generators through a relay circuit and power output lines. A control device controls inverters depending on a requested voltage of the load on a vehicle such that a potential at the first neutral point becomes higher than a potential at the second neutral point by that requested voltage. | 05-07-2009 |
| 20090121659 | Charge control apparatus, electrically powered vehicle and electric storage charge control method - When it is determined that an electric storage is to be charged from a commercial power source, a controller sets a control target of a voltage of a power line to be controlled by a boost converter, based on a voltage of the commercial power source. Specifically, the controller sets the control target of the voltage to a level approximately equal to the crest value of voltage. Then, the controller outputs an input permission command to a relay circuit, and controls inverters to execute charging of the electric storage. | 05-14-2009 |
| 20090146612 | CHARGE CONTROL DEVICE AND VEHICLE USING THE SAME - At the time of charging a power storage device from a commercial power supply, electric power from the commercial power supply is applied to a neutral point of each of first and second motor generators. A rotation preventing control unit ( | 06-11-2009 |
| 20090159348 | Ac Voltage Output Apparatus and Hybrid Vehicle Including the Same - An AC command voltage obtained by compensating a reference value of a commercial AC voltage output from a multiplication unit using an FB control unit is multiplied by k (0≦k≦1) by a multiplication unit and output to a first inverter control unit, and the remaining part is output to a second inverter control unit. The first and second inverter control units generate signals, based on command voltages obtained by superposing the AC command voltage from an AC output control unit on respective phase command voltages. | 06-25-2009 |
| 20090160247 | Power Supply Device for Vehicle and Method of Controlling the Same - A power supply device for a vehicle includes a battery (B | 06-25-2009 |
| 20090183934 | POWER SUPPLY SYSTEM, VEHICLE PROVIDED WITH THE SAME, POWER SUPPLY SYSTEM CONTROL METHOD AND COMPUTER-READABLE RECORDING MEDIUM BEARING PROGRAM FOR CAUSING COMPUTER TO CONTROL THE POWER SUPPLY SYSTEM - First and second converters are connected in parallel to positive and negative lines, respectively. When a required power is smaller than a reference value, an ECU controls the first and second converters such that one of the first and second converters operates and the other stops. When the required power is equal to or larger than the reference value, the ECU controls the first and second converters such that both the first and second converters operate. | 07-23-2009 |
| 20090306842 | Vehicle preferential treatment system, electrically powered vehicle, server used for vehicle preferential treatment system, and vehicle preferential treatment method - A vehicle preferential treatment system includes a controller mounted in a hybrid vehicle, and a server performing wireless communications with the controller. The controller estimates an SOC of an electric storage (not shown) and transmits the SOC to the server. When the SOC of the electric storage exceeds a reference level, the server gives a preferential treatment to the hybrid vehicle. Then, information on the preferential treatment is transmitted from the server to the controller, and is displayed on a display unit of the controller. | 12-10-2009 |
| 20100007323 | CONTROL APPARATUS OF DC-DC CONVERTER - A control apparatus of a DC-DC converter includes a reactor and a switching element, repeats an accumulation and a discharge of energy of the reactor by a switching operation of the switching element, and converts a direct-current input voltage to acquire a direct-current output voltage. The control apparatus includes: a current value acquiring unit that acquires current values of the reactor in a current rising section and a current descending section of a current waveform of the reactor at a time interval of a half of a switching period of the switching element; and a center value estimating unit that estimates a center value of a current of the reactor based on the current values acquired in the current rising section and the current descending section. | 01-14-2010 |
| 20100019734 | Charge Control Device and Electrically Driven Vehicle - Commercial AC voltage applied to an input terminal ( | 01-28-2010 |
| 20100025127 | VEHICLE - A hybrid vehicle is identified as a vehicle including a first drive unit ( | 02-04-2010 |
| 20100026237 | Motored vehicle and method of controlling voltage conversion device - In charging first and second power storage devices from a charging station, an inverter ECU controls first and second inverters to convert AC power received at first and second neutral points into DC power and output the DC power to a power supply system. A converter ECU converts in voltage the electric power received from the first and second inverters to be charged and outputs the converted electric power to the first and second power storage devices, and for low temperature, controls first and second converters, to allow the first and second power storage devices to communicate electric power therebetween. | 02-04-2010 |
| 20100027305 | ELECTRIC POWER CONTROL DEVICE AND VEHICLE WITH THE SAME - Power lines are connected to neutral points of motor generators, respectively, and an electric power is transmitted and received between a vehicle and a load outside the vehicle via the power lines. In this transmission, an ECU simultaneously PWM-controls all phases of one of inverters, and controls the other inverter to keep continuously the conducting state. | 02-04-2010 |
| 20100094497 | ELECTRICAL POWERED VEHICLE INCORPORATING MOTOR AND INVERTER, AND CONTROL METHOD THEREFOR - In an electrical powered vehicle including a control device for generating an input/output power command value for a power storage device and a control device for controlling a power conversion device and a rotating electric machine, provided separately, when there is a sudden change in the rotational speed of a rotating electric machine, the input/output power command value of a power storage device intrinsically set by an HV-ECU is corrected corresponding to the change in the rotational speed of the rotating electric machine by a control device MG-ECU detecting the rotational speed of the rotating electric machine, without having to wait for modification of the input/output power command value from the HV-ECU. Accordingly, there can be prevented excessive charging and excessive discharging of a power storage device induced by delay in modifying the input/output power command value caused by transmission delay between control devices when the rotational speed of the rotating electric machine suddenly changes. | 04-15-2010 |
| 20100132388 | AIR CONDITIONING CONTROL DEVICE FOR VEHICLE - An air conditioning control device for a vehicle has an air conditioner for conditioning air in a vehicle interior, an input receiving unit for receiving inputs of both planned departure time of the vehicle and a target temperature in the vehicle interior, a pre-air-conditioning control unit for starting operation of the air conditioner at an air conditioning start time before the planned departure time so that the temperature in the vehicle interior at the planned departure time becomes the target temperature, and an outdoor air temperature acquisition unit for acquiring outdoor air temperature. The pre-air-conditioning control unit changes the air conditioning operation start time based on the outdoor air temperature acquired by the outdoor air temperature acquisition unit. | 06-03-2010 |
| 20100164278 | Power Supply Apparatus for Vehicle and Vehicle Incorporating The Same - A power supply apparatus for a vehicle includes first and second batteries, a power supply line, first and second boost converters, a system main relay, a capacitor, and a control device controlling the first and second boost converters and a connecting portion. Upon receiving a startup instruction IGON, the control device controls the first boost converter such that a feeding node capacitor is charged from the first battery, and controls the second boost converter such that the capacitor is charged from the power supply line. After the charging of the capacitor is completed, the control device switches the system main relay from a disconnected state to a connected state. | 07-01-2010 |
| 20100207587 | Power supply system, vehicle using the same, and its control method - When the relation of battery temperature Tb | 08-19-2010 |
| 20100225271 | ELECTRICAL POWERED VEHICLE AND POWER FEEDING DEVICE FOR VEHICLE - An electrical powered vehicle includes a secondary self-resonant coil, a secondary coil, a rectifier, and a power storage device. The secondary self-resonant coil is configured to be magnetically coupled with a primary self-resonant coil of a power feeding device by magnetic field resonance, and allow reception of high frequency power from the primary self-resonant coil. The secondary coil is configured to allow reception of electric power from the secondary self-resonant coil by electromagnetic induction. The rectifier rectifies the electric power received by the secondary coil. The power storage device stores the electric power rectified by the rectifier. | 09-09-2010 |
| 20110121778 | Electrical powered vehicle and power feeding device for vehicle - An electrical powered vehicle includes a secondary self-resonant coil, a secondary coil, a rectifier, and a power storage device. The secondary self-resonant coil is configured to be magnetically coupled with a primary self-resonant coil of a power feeding device by magnetic field resonance, and allow reception of high frequency power from the primary self-resonant coil. The secondary coil is configured to allow reception of electric power from the secondary self-resonant coil by electromagnetic induction. The rectifier rectifies the electric power received by the secondary coil. The power storage device stores the electric power rectified by the rectifier. | 05-26-2011 |
| 20110133744 | INTERNAL RESISTANCE ESTIMATION APPARATUS FOR POWER STORAGE DEVICE, DEGRADATION DETERMINATION APPARATUS FOR POWER STORAGE DEVICE, POWER SUPPLY SYSTEM, AND INTERNAL RESISTANCE ESTIMATION METHOD FOR POWER STORAGE DEVICE - A converter control unit responds to a command from a start determining unit to control a converter such that a ripple current is generated at a secondary battery. A storage unit stores a map defining a correlative relationship between the temperature and current of the secondary battery and internal resistance. An estimating unit estimates a value of internal resistance of the secondary battery based on each detection value of the temperature and current, and the map stored in the storage unit. | 06-09-2011 |
