The invention discloses a control method of a power-assisted steering and independent driving integrated wheel-side electric driving device, which comprises the following steps of: 1, acquiring the vehicle speed, the opening degree of an accelerator pedal and the torque of a steering wheel to obtain a target total driving torque Td and a target steering power-assisted torque Ta of the steering wheel; step 2, calculating to obtain a target assisting force Fa loaded on the rack required by rack movement, and distributing a differential power-assisted steering rack force Fa1 and a dual-rotor motor power-assisted steering rack force Fa2, wherein the differential power-assisted steering rack force Fa1 and the dual-rotor motor power-assisted steering rack force Fa2 are distributed; 4, calculating to obtain driving torques of left and right wheels; and 4, calculating to obtain the output torque Tw of the outer rotor of the dual-rotor motor.
本发明公开了一种助力转向与独立驱动集成式轮边电驱动装置的控制方法,步骤一、采集车速、加速踏板开度以及转向盘转矩,得到目标总驱动转矩Td以及目标转向盘转向助力转矩Ta;步骤二、计算得到齿条移动所需的目标加载在齿条上的助力Fa,分配差动助力转向齿条力Fa1以及双转子电机助力转向齿条力Fa2;步骤四、计算得到左右轮驱动转矩;步骤四、计算得到双转子电机外转子输出转矩Tw。
Control method of power-assisted steering and independent driving integrated wheel-side electric driving device
一种助力转向与独立驱动集成式轮边电驱动装置的控制方法
2023-06-06
Patent
Elektronische Ressource
Chinesisch
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