特高压换流站直流系统接地故障处理及建议  

Treatment and Suggestion on Grounding Fault of DC System in UHV Converter Station

作　　者：花侃 许雯榕 杜晓舟 邓凯 HUA Kan;XU Wenrong;DU Xiaozhou;DENG Kai(State Grid Jiangsu Electric Power Maintenance Branch,Nanjing 211102,China)

机构地区：[1]国网江苏省电力有限公司检修分公司,江苏南京211102

出　　处：《电工技术》2020年第23期22-23,25,共3页Electric Engineering

摘　　要：针对某特高压换流站一起瓦斯接线盒进水而导致直流系统接地故障,详细介绍故障处理过程及产生原因,提出相应的防范措施,为换流站运检人员故障排查及处理提供参考。In view of a DC system grounding fault caused by water leakage of gas junction box in UHV converter station,the fault treatment process and causes were introduced in detail,and the corresponding preventive measures were put forward,so as to provide reference for troubleshooting and treatment of operation and inspection personnel of the converter station.

关 键 词：直流系统 接地故障 瓦斯接线盒 

分 类 号：TM721.1[电气工程—电力系统及自动化]