MG300/700采煤机断电故障分析及改进  

Analysis and Improvement of MG300/700 Shearer Power Cut Fault

作　　者：张奎 Zhang Kui(Machinery and Electrical Repair Plant,Yongcheng 476600,China)

机构地区：[1]永煤集团机电制修厂,河南永城476600

出　　处：《煤矿机械》2020年第9期181-182,共2页Coal Mine Machinery

摘　　要：MG300/700电牵引采煤机在煤矿开采过程中发生突然断电现象,影响矿井正常生产。针对采煤机断电故障,对造成断电故障的原因进行分析,提出改进设计方案,彻底解决了采煤机作业中突然断电问题。MG300/700 electric traction shearer during coal mining occurs the phenomenon of sudden power cut and affect the normal production of the mine.In view of the fault of shearer power cut,analyzed the causes of the fault of power cut,put forward the improved design schemes,thoroughly solved the problem of sudden power cut in shearer operation.

关 键 词：电牵引采煤机 断电 故障分析 改进设计 

分 类 号：TD421.6[矿业工程—矿山机电]