摘  要：排水系统是矿井生产的重要环节，也是用电大户。位于山东省济宁市范围内的各类煤矿单位针对井下泵房自动控制中的问题，采用传感器、PLC等技术措施进行改造，有效保障煤矿井下排水系统的安全、优质运行。

关键词：传感器；煤矿；水泵；自动控制

Abstract: Drainage system is an important part of the mine production, but also a large power. Is located in Jining city, Shandong province, the scope of all units in the coal mines in view of the problems in automatic control system of underground pumping station, using sensors, PLC and other technical measures to transform