煤矿井下低压供电系统远方人工漏试关键技术研究  

Research on key technologies of remote manual leakage test of low voltage power supply system in coal mine

作　　者：任永强 奂光润 庞志国 张杰 Ren Yongqiang;Huan Guangrun;Pang Zhiguo;Zhang Jie(Henan Energy and Chemical Industry Group Co.,Ltd.,Zhengzhou 450000,China;Chensilou Coal Mine,Yongcheng Coal Company,Henan Energy and Chemical Industry Group,Yongcheng 476600,China;Juji Coal Mine,Yongcheng Coal Company,Henan Energy and Chemical Industry Group,Yongcheng 476600,China)

机构地区：[1]河南能源化工集团有限公司,河南郑州450000 [2]河南能源化工集团永煤公司陈四楼煤矿,河南永城476600 [3]河南能源化工集团永煤公司车集煤矿,河南永城476600

出　　处：《能源与环保》2020年第3期125-127,131,共4页CHINA ENERGY AND ENVIRONMENTAL PROTECTION

基　　金：河南能源化工集团2018年科技项目计划(201809-JD76)。

摘　　要：针对陈四楼煤矿井下低压馈电设备远方人工漏试的跳闸试验时存在的技术难题和安全风险,结合井下低压供电运行方式的基本特点及现状,分别对内接入试验电阻、引入外接控制按钮、利用时间继电器的3种漏电试验技术的工作原理进行了理论分析及研究,并对每一种漏电跳闸试验技术的优点及存在的不足进行了可靠性研究及现场试验,形成了科学的馈电设备远方人工漏试跳闸的可行性技术方案,并指出了馈电设备的远方人工漏试的跳闸试验技术在现代化矿井生产安全供电的重要性。According to technical problems and safety risks in trip test of the remote manual leakage test of underground low voltage feeding equipment in Chensilou Coal Mine,combined with basic characteristics and current situation of operation mode of underground low voltage power supply,theoretical analysis and research were made on working principles of three leakage test technologies,the internal connection of test resistor,the introduction of external control button and use of time relay.The advantages and disadvantages of each leakage trip test technology were studied in reliability and field test,forming a feasible technical scheme for remote manual leakage test trip of feed equipment,and pointing out importance of remote manual leakage test trip test technology of feed equipment in modern mine production safety power supply.

关 键 词：低压供电 馈电设备 检漏保护装置 远方人工 漏电试验 技术研究 

分 类 号：TD611[矿业工程—矿山机电]