煤矿供配电系统中防越级跳闸保护技术的应用分析  

Application Analysis of Anti-override Trip Protection Technology in Coal Mine Power Supply and Distribution System

作　　者：郭磊 Guo Lei(Wuyang Coal Mine of Lu'an Huanneng Co.,Ltd.,Shanxi,046205)

机构地区：[1]潞安环能股份有限公司五阳煤矿,山西046205

出　　处：《当代化工研究》2021年第17期187-188,共2页Modern Chemical Research

摘　　要：针对煤矿供配电系统普遍存在的越级跳闸问题,以五阳煤矿供配电系统运行情况为例,分析了煤矿供配电系统出现越级跳闸的原因,提出了解决越级跳闸的方案,介绍了该方案的组成与具体工作原理,并进行了试验验证,应用结果表明通过综合应用防越级跳闸保护技术,能很好的防治煤矿供配电系统的越级跳闸故障,更好的保障煤矿的安全连续稳定供电。In view of the widespread problem of leapfrog trip in coal mine power supply and distribution system,taking the operation of power supply and distribution system of Wuyang coal mine as an example,this paper analyzes the causes of leapfrog trip in power supply and distribution system of coal mine,puts forward a scheme to solve it,introduces the composition and specific working principle of the scheme,and carries out experimental verification.The application results show that the comprehensive application of anti-leapfrog trip protection technology can well prevent and control the leapfrog trip fault in power supply and distribution system of coal mine,and better guarantee the safe,continuous and stable power supply in coal mine.

关 键 词：过流保护 越级跳闸 原因 继电保护 延时保护 

分 类 号：TD[矿业工程]