煤矿井下低压电网短路保护  

Short-circuit Protection of Low-voltage Power Grid in Underground Coal Mines

作　　者：穆宁俊 MU Ningjun(Ningwu Dayun Huasheng Nangou Coal Industry Co.,Ltd.of Shanxi,Ningwu 036700,Shanxi,China)

机构地区：[1]山西宁武大运华盛南沟煤业有限公司,山西宁武036700

出　　处：《能源与节能》2023年第8期124-126,共3页Energy and Energy Conservation

摘　　要：短路故障是煤矿井下低压电网故障之一,威胁井下人员的安全,对井下供电系统有十分不利的影响,降低了生产效率和经济效益。主要探究了煤矿井下低压电网短路保护。煤矿井下低压电网短路保护能有效解决电网短路故障,为煤矿生产安全提供保障。Short-circuit fault is one of the faults of low-voltage power grid in underground coal mines,which poses a threat to the safety of underground personnel,has a very adverse impact on the underground power supply system,and reduces the production efficiency and economic benefits.The short-circuit protection of low-voltage power grid in underground coal mines was mainly explored.The short-circuit protection of low-voltage power grid in coal mines can effectively solve short-circuit fault of power grid,so as to provide guarantee for coal mine production safety.

关 键 词：煤矿 低压电网 短路保护 

分 类 号：TD611[矿业工程—矿山机电]