This paper compares the features of motor traditional starting method and motor soft starting method, briefly describes the principle and functions of a soft starter.
比较传统启动方式与软启动方式特点，简述软启动器的原理、功能。
By means of computer control, the speed control system can control the resistance of the motor without any contact, so to realize soft starting and speed control over the wound rotor motor.
这种调速系统采用计算机控制，可无触点地调节转子的电阻来实现转子绕线式电动机软启动及调速。
The paper introduced the soft starting system of asynchronous motor controlled by 80c196kb, and gave the mathematic model of the system and designing method of the software.
介绍了用80c196 KB控制的异步电动机软启动系统，给出了系统建立的数学模型及软件设计方法。
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