一起220kV变压器绝缘电阻降低原因排查及处理  

A 220kV Transformer Insulation Resistance ReductionCause Investigation and Treatment

作　　者：王超[1] 张亚杰[1] 石润山 赵辉[1] WANG Chao;ZHANG Yajie;SHI Runshan;ZHAO Hui(Baoding Tianwei Group Tebian Electric Co.,Ltd.,Baoding 071056,China,China)

机构地区：[1]保定天威集团特变电气有限公司,河北保定071056

出　　处：《变压器》2024年第8期51-54,共4页Transformer

摘　　要：本文中作者针对一起220kV变压器运行中绝缘电阻降低的原因排查,结合试验数据采取了正确的排查流程,查明了故障点,分析了故障原因并提出了相关建议。In this paper,the author investigated the cause of insulation resistance reduction of a 220kV transformer in operation,adopted the correct troubleshooting process combined with the test data,identified the fault point,analyzed the fault causes and put forward relevant suggestions.

关 键 词：变压器 绝缘电阻 气压试漏 绝缘油色谱 

分 类 号：TM406[电气工程—电器]