电感测试新方法在开关磁阻电机检测上的应用

Applications of New Method of Inductance Testing in Detection of Swithched Reluctance Motor

介绍了一种对开关磁阻电机转子电感测试的新方法,并对实现此方法的公式进行了推导。还介绍了根据此法设计的以DSP为内核的电感测试设备,并利用此设备对几种不同功率等级的开关磁阻电机进行了测试,验证了此方法的准确性。通过对所测数据的分析,建立起了电感电流曲线和电感转子角度曲线,并在Matlab环境下计算了相应的转矩特性,为开关磁阻电动机调速系统(SRD)的高性能控制创造了条件。

A new method which a kind of switched reluctance motor rotor inductance test was introduced,and derived the formula which realizing this method.In addition,introduced the design of inductors testing equipment in accordance with this method.And testing several different power levels of switched reluctance motor by using this equipment,verifys the accuracy of this method.And through analyzing the measured data,established the inductance-current curves and inductance-rotor angle curve.Moreover,the corresponding torque characteristics which are calculated in the Matlab environment to create conditions for high-performance control for switched reluctance motor drive system（SRD）.