基于母线电流控制的直流无刷电动机转矩脉动抑制方法研究

Research of Torque Ripple Reduction in Brushless DC Motor Based on Bus Current Controlling

针对方波直流无刷电动机转矩脉动控制问题进行了讨论,分析了低速和高速情形下直流无刷电动机转矩脉动抑制的方法,提出基于母线电流控制的直流无刷电动机转矩脉动抑制的方法,仿真结果证明该控制系统能有效地减小转矩脉动。

This paper discusses the problem of torque ripple controlling in brushless DC motor, analyzes the method of torque ripple reduction for the motor at low and high speed, and presents the method of torque ripple reduction, it is proved that the torque rippie can be effectively reduced by the controlling system.