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文章简述了电动助力转向系统的工作原理和结构特点 ,并详细描述了其控制电路。电路采用脉宽调制的控制方式来改变电机电枢两端的平均电压 ,以达到控制电机的目的 ,台架试验结果表明控制系统是有效的
The paper briefly describes the working principle and structural characteristics of the electric power steering system and describes its control circuit in detail. The circuit uses pulse width modulation control method to change the average voltage across the motor armature in order to achieve the purpose of controlling the motor, bench test results show that the control system is effective