IPC분류정보
국가/구분 |
United States(US) Patent
등록
|
국제특허분류(IPC7판) |
|
출원번호 |
US-0207085
(2002-07-30)
|
우선권정보 |
JP-0233098 (2001-08-01) |
발명자
/ 주소 |
|
출원인 / 주소 |
|
대리인 / 주소 |
|
인용정보 |
피인용 횟수 :
18 인용 특허 :
12 |
초록
▼
A hybrid type vehicle drive control apparatus having a generator; a generator inverter for driving the generator; a drive motor; a drive motor inverter for driving the drive motor; a battery connected to the generator inverter and the drive motor inverter; a first voltage detection device that detec
A hybrid type vehicle drive control apparatus having a generator; a generator inverter for driving the generator; a drive motor; a drive motor inverter for driving the drive motor; a battery connected to the generator inverter and the drive motor inverter; a first voltage detection device that detects a voltage applied to the generator inverter; a second voltage detection device that detects a voltage applied to the drive motor inverter; a third voltage detection device that detects a battery voltage; and a system voltage determination processing means for determining a system voltage based on detection results provided by the first to third voltage detection devices.
대표청구항
▼
1. A hybrid type vehicle drive control apparatus, comprising:an electric generator that generates electric power by driving an engine;an electric generator inverter that drives the electric generator;a drive motor that drives a hybrid type vehicle;a drive motor inverter that drives the drive motor;a
1. A hybrid type vehicle drive control apparatus, comprising:an electric generator that generates electric power by driving an engine;an electric generator inverter that drives the electric generator;a drive motor that drives a hybrid type vehicle;a drive motor inverter that drives the drive motor;a battery connected to the electric generator inverter and the drive motor inverter;a first voltage detection device that detects a voltage applied to the electric generator inverter;a second voltage detection device that detects a voltage applied to the drive motor inverter;a third voltage detection device that detects a battery voltage; anda system voltage determination processing device that determines a system voltage based on detection results provided by normal voltages of the first to third voltage detection devices if a detection abnormality occurs in any one of the first to third voltage detection devices. 2. The hybrid type vehicle drive control apparatus according to claim 1, wherein the system voltage determination processing device determines the system voltage based on a difference between two detection results of the detection results provided by the first to third voltage detection devices. 3. The hybrid type vehicle drive control apparatus according to claim 2, further comprising a planetary gear unit having at least first to third gear elements, wherein the first gear element is mechanically connected to the electric generator, and the second gear element is mechanically connected to the drive motor, and the third gear element is mechanically connected to the engine. 4. The hybrid type vehicle drive control apparatus according to claim 1, wherein the system voltage determination processing device determines the system voltage based on the detection result provided by each of the first to third voltage detection devices. 5. The hybrid type vehicle drive control apparatus according to claim 4, wherein the system voltage determination processing device determines the system voltage based on detection results provided by two of the first to third voltage detection devices, and a detection result provided by another one of the first to third voltage detection devices. 6. The hybrid type vehicle drive control apparatus according to claim 5, further comprising a planetary gear unit having at least first to third gear elements, the first gear element is mechanically connected to the electric generator, and the second gear element is mechanically connected to the drive motor, and the third gear element is mechanically connected to the engine. 7. The hybrid type vehicle drive control apparatus according to claim 4, further comprising a planetary gear unit having at least first to third gear elements, wherein the first gear element is mechanically connected to the electric generator, and the second gear element is mechanically connected to the drive motor, and the third gear element is mechanically connected to the engine. 8. The hybrid type vehicle drive control apparatus according to claim 1, further comprising a planetary gear unit having at least first to third gear elements, wherein the first gear element is mechanically connected to the electric generator, and the second gear element is mechanically connected to the drive motor, and the third gear element is mechanically connected to the engine. 9. The hybrid type vehicle drive control apparatus according to claim 1, wherein the system voltage determination processing device determines the normal voltages based on a difference between two detection results of the detection results provided by the first to third voltage detection devices and a difference between one of the two detection results and another detection result of the detection results provided by the first to third voltage detection devices. 10. A method for controlling a hybrid type vehicle drive apparatus having an electric generator that generates electric power by driving an engine, an electric generator inverter that drives the electric generator, a drive motor that drives a hybrid type vehicle, a drive motor inverter that drives the drive motor, and a battery connected to the electric generator inverter and the drive motor inverter, the method comprising:detecting a voltage applied to the electric generator inverter by a first voltage detection device;detecting a voltage applied to the drive motor inverter by a second voltage detection device;detecting a battery voltage by a third voltage detection device; anddetermining a system voltage based on detection results provided by the first to third voltage detection devices. 11. The method according to claim 10, wherein determining a system voltage is based on a difference between two detection results of the detection results provided by the first to third voltage detection devices. 12. The method according to claim 10, wherein determining a system voltage is based on the detection result provided by each of the first to third voltage detection devices. 13. The method according to claim 12, wherein determining a system voltage is based on detection results provided by two of the first to third voltage detection devices, and a detection result provided by another one of the first to third voltage detection devices. 14. A machine-readable medium that provides instructions for processing information, instructions that, when executed by a processor, cause the processor to perform operations comprising:detecting a voltage applied to an electric generator inverter by a first voltage detection device;detecting a voltage applied to a drive motor inverter by a second voltage detection device;detecting a battery voltage by a third voltage detection device; anddetermining a system voltage based on detection results provided by the first to third voltage detection devices. 15. The machine-readable medium according to claim 14, wherein determining a system voltage is based on a difference between two detection results of the detection results provided by the first to third voltage detection devices. 16. The machine-readable medium according to claim 14, wherein determining a system voltage is based on the detection result provided by each of the first to third voltage detection devices. 17. The machine-readable medium according to claim 16, wherein determining a system voltage is based on detection results provided by two of the first to third voltage detection devices, and a detection result provided by another one of the first to third voltage detection devices.
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