开关磁阻电机变角度电压斩波控制实现方法研究

Research on Implementation of Angle Position and Voltage Chopper Control of Switched Reluctance Motor

电压斩波、变角度控制,是开关磁阻电机两种基本的控制方式。变角度电压斩波控制结合了两种控制方式的优点,可优化开关磁阻电机调速系统的效率。角度位置传感器的安装是实现角度位置控制及电机四象限运行的关键,并提出了角度细分软件设计方法。提出了变角度与模糊电压斩波控制相结合的原理及实现方法,最终在dsPIC单片机上实现,验证了该方法的有效性。

Voltage chopper control,angle position control are two basic control methods of switched reluctance motor.Combining the advantages of two control methods could improve the operating efficiency of switched reluctance motor.The installation of position sensor is the key to achieve angle position control and four-quadrant operation.Introduce angle subdivision method based on software.Then present a scheme that combines the two methods.Finally it proves the effectiveness of the method by dsPIC microcontroller.