loop motor 环流电动机 ; 环流电念头
auxiliary electric motor loop 厂用电动机回路
motor sensory feedback loop 运动感觉反馈回路
open-loop stepped motor 开环式步进马达
phase locked loop motor control 锁相回路电动机控制
step motor closed-loop 步进电机闭环
motor-sensory feedback loop 运动感觉反馈回路
loop dc motor control system 闭环直流调速系统
double loop dc motor control 双闭环直流调速
A kind of the pulse control mode, the drive and motor closed loop, but not to the numerical control system, the feedback device, in a sense, can open loop control called the servo control.
一种采用脉冲控制方式，此种驱动器与电机闭环，但不反馈到数控系统，这种驱动器在某种程度上可称为开环控制的伺服控制。
Adopting ac servo motor as the driving device, can the dc servo motor and a high precision, high performance as the half closed loop or closed loop control system.
采用交流伺服电机作为驱动器件，可以和直流伺服电机一样构成高精度，高性能的半闭环或闭环控制系统。
On this base, the closed - loop control method of hybrid step motor using the harmonic back EMF is investigated, and the microcomputer control system of step motor is designed.
在此基础上研究了利用谐波反电势信号实现混合式步进电动机闭环控制的方法，设计了步进电动机的微机控制系统。
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