采煤机先导回路故障模式及影响分析  

Failure Mode and Influence Analysis of Shearer Pilot Circuit

作　　者：宁海栋 NING Haidong(Shanxi Changping Coal Mining Co., Ltd., Jincheng 048400, China)

机构地区：[1]山西长平煤业有限责任公司,山西晋城048400

出　　处：《煤矿机电》2020年第5期72-74,共3页Colliery Mechanical & Electrical Technology

摘　　要：针对采煤机TDECS电控系统中的典型先导回路故障,利用系统安全分析方法中的故障模式及影响分析方法(FMEA)对先导回路中可能产生的故障进行了分析,得到了其故障模式及影响分析表。利用该分析结果可优化采煤机产品系统设计,快速定位并解决故障,减少采煤机故障排除过程中造成的生产时间浪费,提高开机率,降低维修人员的劳动强度。Aiming at the typical pilot circuit fault in TDECS electric control system of shearer,the failure mode and effect analysis method(FMEA)in system safety analysis method was used to analyze the possible failure in the pilot circuit,and the failure mode and impact analysis table were obtained.The analysis results can optimize the shearer product system design,quickly locate and solve the fault,reduce the waste of production time in the process of shearer troubleshooting,improve the startup rate,and reduce the labor intensity of maintenance personnel.

关 键 词：电控系统 采煤机 故障模式 先导回路 

分 类 号：TD421[矿业工程—矿山机电]