摘要：兖州矿区各煤矿对井下带式输送机应用变频调速技术急需解决的问题开展深入研究，积极应用已有的变频调速适用新技术，对于其它煤矿保障井下原煤运输系统的安全运行具有一定的参考价值。

    关键词：煤矿；变频器；带式输送机

Abstract: The application of frequency conversion speed regulation technology in the underground belt conveyor in Yanzhou coal mine has been studied. The application of new technology has been applied to the application of the new technology,which has a certain reference value for the safe operation of the coal transportation system.