The present invention provides a system and a method for reducing acceleration shocks of an electric motor vehicle, wherein the system determines a backlash torque range based on a cost down value, which means motor torque for maintaining a vehicle speed, in consideration of the fact that the motor torque for generating the backlash is changed as a motor speed is varied, and can reduce shocks caused by the backlash during acceleration (launch) of the vehicle by correcting the slope of the motor torque that belongs to the backlash torque range to be reduced.
본 발명은 모터 속도가 가변됨에 따라 백래쉬를 발생시키는 모터 토크가 변경되는 점을 감안하여, 차속을 유지하기 위한 모터 토크를 의미하는 코스트 다운값을 기준으로 백래쉬 토크 범위를 결정하고, 백래쉬 토크 범위에 속하는 모터 토크의 기울기를 감소 보정함으로써, 차량의 가속(발진)시 백래쉬로 인한 충격을 저감시킬 수 있도록 한 전기모터 차량의 가속 충격 저감 시스템 및 방법을 제공하고자 한 것이다.
SYSTEM AND METHOD FOR REDUCING ACCELERATION SHOCK OF A MOTOR DRIVEN VEHICLE
전기모터 차량의 가속 충격 저감 시스템 및 방법
23.12.2020
Patent
Elektronische Ressource
Koreanisch
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
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