摘要
分析了造成煤矿井下供电系统中越级跳闸的原因及防越级跳闸的原理,指出了在构建防越级跳闸时需要注意的问题。
This paper analyzed reasons of cross stage tripping in power supply system in underground coal mines and the princi- ple of anti-cross stage tripping, and pointed out the problems that need to be paid attention to build the anti-cross stage tripping.
作者
刘跃
LIU Yue(Shanxi Xinyuan Coal Co., Ltd., Jinzhong 045000, Shanxi, Chin)
出处
《能源与节能》
2017年第8期180-181,共2页
Energy and Energy Conservation
关键词
煤矿供电
防越级跳闸
保护系统
coal mine power supply
anti-cross stage tripping
protection system
