某石化公司66 kV总变电所6 kV系统接地故障分析  

Analysis of Grounding Fault of 6kV System in a 66kV Total Substation of a Petrochemical Company

作　　者：梁楠 金京哲 LIANG Nan;JIN Jingzhe(Petrochina Dalian Petrochemical Company,Dalian 116032,China)

机构地区：[1]中国石油大连石化公司

出　　处：《电工技术》2019年第19期79-81,共3页Electric Engineering

摘　　要：针对某石化公司一起6 kV系统接地故障,分析故障现象、消弧柜保护动作原因及各类告警的合理性,指出其中的缺陷、问题,提出技改意见。For a 6 kV system grounding fault of a petrochemical company,the fault phenomenon,the protection action causes of the arc suppression cabinet and the rationality of various alarms are analyzed.The defects and problems are pointed out,and the technical reform opinions are proposed.

关 键 词：6 kV系统接地 消弧柜 零序电压 接地保护 告警 

分 类 号：TM07[电气工程—电工理论与新技术]