交流拖动提升机电气制动是提升工艺中比较重要的一部分，目前交流异步电机拖动的提升机中，广泛应用的制动方式是低频发电制动和动力制动。
The electric brake of AC shaft hoist is an important part on hoisting technics low frequencies power generation brake and power are widely used in the shaft hoist of AC asynchronous drive at present.
本文从电力电子变流技术和电力拖动自动控制系统方面论述了利用晶闸管实现对交流绕线式电动机的调速节能问题。
This paper deals with the economic governor of ac winding motor from the viewpoint of electrical and electronic inversion technology and electrical drive automation.
拉丝机拖动电机多采用控制方式简单的交流电动机。
The motors for pulling drawing machine are more the alternating motors which can be controlled easily.
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