35kV供电系统接地事故及防范措施分析  

Analysis of Grounding Accidents and Preventive Measures in 35 kV Power Supply System

作　　者：李录涛 Li Lutao(Power Company of Datong Coal Mine Group,Datong Shanxi 037003,China)

机构地区：[1]大同煤矿集团电业公司,山西大同037003

出　　处：《同煤科技》2020年第6期9-11,共3页Datong Coal Science & Technology

摘　　要：本文通过对同煤35 kV供电系统接地的事故案例进行分析,提出了煤矿35 kV电网内不具备接地检漏功能变电站的相关技术改造的方法和防范措施。This paper analyzes the grounding accident case of the 35 kV power supply system of Datong Coal Mine,and puts forward the methods and preventive measures for the related technical transformation of the substation that does not have the function of grounding leakage detection in the coal mine 35 kV power grid.

关 键 词：变电站 接地检漏 电压互感器 接线方式 消谐装置 

分 类 号：TM73[电气工程—电力系统及自动化]