500kV HGIS隔离开关气室绝缘事故频发原因分析  

Cause Analysis of 500kV HGIS Disconnector Gas Chamber Insulation Accident

作　　者：武春华 WU Chun-hua(Inner Mongolia Branch of China Three Gorges New Energy(Group)Co.Ltd.,Hohhot 010041,China)

机构地区：[1]中国三峡新能源(集团)股份有限公司内蒙古分公司,内蒙古自治区呼和浩特010041

出　　处：《电气开关》2022年第4期93-96,100,共5页Electric Switchgear

摘　　要：本文针对两起由于绝缘劣化失效导致的设备闪络及放电击穿事故的原因,得出该类型HGIS隔离开关故障的共性。There are two accidents of equipment flashover and discharge breakdown due to insulation degradation and failure in the gas chamber of the disconnector.In order to explore the causes of such accidents,find the commonality of the faults of this type of HGIS disconnector.

关 键 词：500kV HGIS 绝缘劣化失效 闪络 放电击穿 盆式绝缘子 

分 类 号：TM564.1[电气工程—电器]