Position detection of rotor in hybrid stepping motor servo system can use traditional outside position sensor or sensorless scheme based on theoretical algorism, but there are many problems produced.
混合式步进电动机伺服系统转子的位置检测，可以用传统的外配位置传感器或基于理论算法的无位置传感器方案，但是存在许多问题。
The armature-reaction in a sensorless brushless DC(SLBLDC) motor causes detection error of rotor position and consequently leads to advanced or lagged commutation.
无刷直流电机电枢反应造成反电势法无传感器控制中的转子位置检测误差。
Detecting back EMF is one of the most important methods for the detection of rotor position in square wave current drive BLDCM sensorless control.
方波电流驱动的BLDC电机无位置传感器控制检测转子位置的最重要方法是反电动势检测法。
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