稀土永磁无刷直流电动机转矩脉动研究  

The Research of Torque Ripple of Rare-earth PM Brushless DC Motor

作　　者：刘向阳[1] 刘景林[1] 白冰洋[1] 

机构地区：[1]西北工业大学,西安710072

出　　处：《微电机》2006年第7期5-9,共5页Micromotors

摘　　要：对方波驱动的稀土永磁无刷直流电动机转矩脉动产生的原因进行了分析,在理论分析的基础上研究了削弱转矩脉动的方法并进行了仿真,结果表明,此方法简单、可靠,能有效抑制电机运行时的转矩脉动。The paper has analyzed the reasons of torque ripple of Rare-earth PM Brushless DC motor driven by square wave and got the result through experiment. After analyzing theory of Rare-earth PM Brushless DC motor, researches the method of reducing torque ripple. Simulation analysis indicates that torque ripple can be reduced effectively with this simple and stabile method.

关 键 词：稀土永磁体 无刷直流电动机 转矩脉动 抑制 实验 

分 类 号：TM361[电气工程—电机]