一种无位置传感器永磁无刷直流电动机控制器的研究

Research on Controller of Position Sensorless Permanent-Magnet Brushless DC Motor

介绍了一种基于ML4425的无位置传感器永磁无刷直流电动机控制器。在理论分析的基础上,进行了控制器的设计及系统调试,结果表明,系统运行性能良好。

TThis paper presents the controller of position sensorless brushless DC motor using application-specific integrated circuit ML4425.The controller is designed based on theoretical analysis.The on-line debugging of system is implemented and the major waveforms are obtained.The experimental results demonstrates that the performance of system is good.