本文对龙首矿井下供电系统近十年来的实际运行情况进行了总结。
This paper summed up the actual operation situation of the underground power supply system of Dragon Head Mine in recent ten years.
分析井下供电系统单相接地的危害，介绍几种常见的漏电保护方法。
This Paper analyses the harm of single-phase earthing in electricity supply system of mine and introduces several type of common ways of leakage protection.
通过分析、究，找出了其运行规律，在此基础上建立了安全可靠的井下供电系统。
Through analysis and investigation, the author found out the operational rule of power supply system and based on the rule, a safe and reliable underground power supply system was set up.
分析了矿山井下低压供电系统的现状，针对低压供电线路存在的问题提出了改进方案。
The existing condition of low-voltage power supply system of mine underground was analyzed, in view of the existing problems of low-voltage power supply line, the improvement scheme was proposed.
通过对唐山矿业分公司井下高压供电系统状况及事故的分析，找出影响高压供电的主要原因，提出预防井下高压供电事故的措施。
The failure of high voltage power supply equipment, especially the earthing failure of high voltage power transmission line, will bring great impact on the construction site.
煤矿井下低压供电系统及装备。通用安全技术要求。
General requirements of safety and technical for underground coal mine. loW voltage power sup...
煤矿井下低压供电系统及装备。通用安全技术要求。
General requirements of safety and technical for underground coal mine. loW voltage power sup...
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