전압 변환 회로, 1차측 평활 콘덴서, 배터리, 시스템 메인 릴레이, 2차측 평활 콘덴서, 전동기, 제1 전압 센서, 충돌 센서 및 제어기를 포함하는 전동 차량이다. 제어기는, 상기 전압 변환 회로의 동작을 조정하고, 상기 충돌 센서에 의해 충돌을 검지한 경우에, 상기 전압 변환 회로를 동작시킨 상태에서 상기 제1 전압 센서에 의해 상기 1차측 전압을 검출하고, 상기 검출한 상기 1차측 전압이 변화되어 있음으로써 상기 시스템 메인 릴레이가 오프인 것을 검지하도록 구성된다.
The electric motor vehicle includes a voltage conversion circuit (20A), a primary-side smoothing capacitor (14), a battery (10), a system main relay (16), an inverter circuit (30A), a secondary-side smoothing capacitor (15), an electric motor (50), a first voltage sensor (61), a collision sensor (64), and a controller (70). The controller (70) is configured to adjust an operation of the voltage conversion circuit (20A), detect primary-side voltage by using the first voltage sensor (61) in a state that the voltage conversion circuit is operated (20A) in a case where a collision is detected by the collision sensor (64), and detect a state that the system main relay (16) is off based on a change in the detected primary-side voltage.
ELECTRIC MOTOR VEHICLE
전동 차량
2017-04-24
Patent
Electronic Resource
Korean
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen / H02M APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS , Anlagen zur Umformung von Wechselstrom in Wechselstrom, von Wechselstrom in Gleichstrom oder umgekehrt, oder von Gleichstrom in Gleichstrom und zur Verwendung in Netzen oder ähnlichen Stromversorgungssystemen / H02P CONTROL OR REGULATION OF ELECTRIC MOTORS, ELECTRIC GENERATORS OR DYNAMO-ELECTRIC CONVERTERS , Steuern oder Regeln von elektrischen Motoren, elektrischen Generatoren, dynamoelektrischen Umformern |
ELECTRIC VEHICLE ELECTRIC MOTOR CONTROL METHOD AND ELECTRIC VEHICLE ELECTRIC MOTOR CONTROL DEVICE
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