Based on motor space-saliency effect and mutual inductance between torque winding and suspension winding of IPMBLM,the rotor position/speed and displacement can be observ.

• 通过从转矩绕组注入脉动高频电压信号,利用电机空间凸极效应和转矩绕组与悬浮绕组间的互感特性,同时实现对转子位置/速度和径向位移的有效观测。