接地选线装置在煤矿矿区电网的应用

The Grid Application of Grounding Route Device in Coal Mine's Coal Mining Areas

对选线装置在屯川煤矿矿区电网应用中的几个问题进行了研究和分析,有针对性地提出了解决的措施。实施情况表明,通过在减少资金投入的基础上,实现对单相接地故障高正确率的选线判断,可以提高电网安全运行水平。

This paper makes the study and analysis on some problems existing in the application of grounding route device in the grid of Tunchuan Coal Mine＇s coal mining areas, and puts forward some corresponding solutions. The implementation shows that the realization of the route judgment with high accuracy for ne-phase grounding fault based on reducing capital investment can improve the grid security level.