永磁无刷直流电动机的控制技术研究综述

摘要

介绍了永磁无刷直流电动机的无位置传感器控制方法,分析了工作的基本原理、优缺点等,并对它们的特性作了比较.最后,对无刷直流电动机的转矩脉动抑制方法作了探讨.%This paper introduces several position sensoriess control methods for permanent magnet brushless DC motor, and describes their fundamental principles, advantages and disadvantages. All the position sensoriess control strategies are compared. Finally, the torque ripple reduction method is investigated.