three-phase AC asynchronous motor 三相交流异步电动机
The broad application of AC three - phase asynchronous motor has put higher requirements to the starting of motors.
交流三相异步电动机的广泛使用，对电动机的启动提出了越来越高的要求。
For three-phase asynchronous motor AC speed-adjustment system, this paper lays a strong emphasis on study of asynchronous motor AC speed-adjustment system consisted of dual-PWM converters.
针对三相异步电机交流调速系统，重点对由双端PW M变流器组成的异步电机的交流调速系统进行了研究。
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