摘  要：济宁市范围内的一些煤矿单位针对电牵引采煤机应用变频调速技术控制的问题开展理论研究和科技攻关，从多个方面提出技术改造措施和方案并且进行实施，在电牵引采煤机应用变频调速技术方面取得一些实用的成果，对国内同行具有一定的参考价值。

关键词：煤矿  电牵引采煤机  变频器  变频调速

Abstract: ining City within the scope of some units in the coal mines for electric traction shearer applied technology of frequency control of motor speed control to carry out theoretical research and technology research, from multiple aspects proposed technical transformation measures and program