This paper mainly introduces some application examples of AC fan motor speed regulating technique for energy saving in Bao-shan Iron and Steel Works for reference.
本文着重介绍交流风机调速节能技术在宝钢的应用实例，供有关同志应用时参考。
AC motor drive which is used in the mine fan is serious in consumption and waste.
矿山风机中使用的交流电机驱动，其消耗与浪费非常严重。
A large of AC motor-driven fan and pump used in mining company.
在工矿企业中大量地使用以交流电动机驱动为主的风机、水泵等设备。
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