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。
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.
步进电动机是一种脉冲控制的伺服电动机。
Stepping motor is a kind of motors that are controlled by pulse.
本文采用模糊控制与常规pid控制相结合的方法，设计了步进电动机位置伺服系统。
In this paper, the fuzzy control theory combined with the PID control theory is used to built a stepping motor position servo system.
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