A drive control device for an electric vehicle is provided with: brake devices (30a-30d) provided to the left and right wheels of the vehicle, respectively; a front electric motor (4) and a rear electric motor (6) for driving and regenerative braking wheels of the vehicle; a vehicle motion control unit (37) that calculates, on the basis of the traveling state of the vehicle, a brake addition request amount corresponding to the yaw moment addition amount to be added to the vehicle; a brake ECU (31) for controlling the yaw moment of the vehicle by independently controlling the brake devices (30a-30d) in the left-right direction according to the brake addition request amount; and a motor torque control unit (39) for controlling the drive torque and the regenerative braking torque of the front motor (4) and the rear motor (6), the motor torque control unit (39) executing a correction for increasing the drive torque or decreasing the regenerative braking torque in accordance with an increase in the braking torque of the brake devices (30a-30d) in accordance with the brake addition request amount.
一种电动车辆的驱动控制装置,具备:分别设置在车辆的左右车轮的刹车装置(30a~30d);对车辆的车轮进行驱动及再生制动的前电机(4)及后电机(6);根据车辆的行驶状态运算与对车辆附加的横摆力矩附加量对应的刹车附加要求量的车辆运动控制部(37);根据刹车附加要求量左右独立地控制刹车装置(30a~30d)来控制车辆的横摆力矩的刹车ECU(31);以及控制前电机(4)及后电机(6)的驱动转矩及再生制动转矩的电机转矩控制部(39),电机转矩控制部(39)伴随根据刹车附加要求量的刹车装置(30a~30d)的制动转矩的增加,执行增加驱动转矩或减少再生制动转矩的修正。
Drive control device for electric vehicle
电动车辆的驱动控制装置
2023-05-02
Patent
Electronic Resource
Chinese
IPC: | B60L PROPULSION OF ELECTRICALLY-PROPELLED VEHICLES , Antrieb von elektrisch angetriebenen Fahrzeugen |
ELECTRIC VEHICLE DRIVE CONTROL DEVICE AND ELECTRIC VEHICLE DRIVE CONTROL METHOD
European Patent Office | 2019
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