| 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 |
| 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 |
| 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 |
| 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 |
| 20100019734 | Charge Control Device and Electrically Driven Vehicle - Commercial AC voltage applied to an input terminal ( | 01-28-2010 |
| 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 |
| 20100127656 | AC MOTOR DRIVE CONTROLLER - An overmodulation PWM controller includes a voltage instruction calculation unit which calculates a d axis voltage instruction and a q axis voltage instruction in which a voltage amplitude exceeds a peak value of a triangular wave carrier; a voltage instruction correction unit which corrects the d axis voltage instruction and the q axis voltage instruction so that a pulse width modulation voltage applied to an AC motor has a fundamental wave amplitude corresponding to the voltage instruction amplitude, according to the synchronization value K which is the number of the triangular carriers per one cycle of the phase voltage instruction; and a voltage instruction conversion unit which converts the corrected d axis voltage instruction and the q axis voltage instruction into a phase voltage instruction. The pulse width modulation voltage is controlled according to the result of comparison between the phase voltage instruction and the triangular wave carrier. | 05-27-2010 |
| 20100231151 | AC MOTOR DRIVE CONTROL DEVICE AND METHOD - An AC motor drive control device includes a control mode judgment unit that performs a judgment based on required voltage amplitude required by a synchronous AC motor, in order to switch units for applying voltage to the AC motor to one of a rectangular wave voltage phase control unit, an overmodulation control unit, and a PWM current control unit. | 09-16-2010 |
