摘要
就山西潞安集团余吾煤业有限责任公司针对地面供电线老化现象严重、经常出现漏电和短路等故障而对地面供电系统安装的一套漏电断路保护装置,介绍其分类、工作原理、选用原则以及安装要求。通过实际应用,提高了煤矿地面供电系统稳定性,保证了煤矿井下供电安全,降低了煤矿供电系统漏电事故率,成效显著。
This paper introduces the classification,working principle,selection principle and installation requirements of a set of leakage circuit protection device for the ground power supply system which is installed by shanxi lu'an group yuwu coal industry co.,ltd for serious ground power supply line aging phenomenon,frequent leakage and short circuit.Through practical application,the stability of coal mine ground power supply system is improved,the safety of coal mine underground power supply is ensured,and the leakage accident rate of coal mine power supply system is reduced,and the effect is remarkable.
作者
李洁
Li Jie(Shanxi Lu'an Group Yuwu Coal Industry Co.,Ltd.,Changzhi Shanxi 046100)
出处
《机械管理开发》
2020年第3期224-225,共2页
Mechanical Management and Development
关键词
煤矿
供电系统
漏电保护装置
分类
工作原理
安装要求
coal mine
power supply system
leakage protection device
classification
working principle
installation requirements
