换流变阀侧套管故障原因分析与处理

Cause Analysis and Treatment of Valve Side Bushing Fault of Converter Transformer

分析了某500 kV换流变阀侧套管受潮原因,给出不拆卸套管消除受潮缺陷的方法,并提出防止HSP套管底座法兰盘密封检查孔进水受潮的管控措施。

This paper analyzes the cause of damping on valve side bushing of a 500 kV converter transformer,gives a method to eliminate the defect affected with damp without bushing disassembly,and puts forward control measures to prevent moisture in the flange seal inspection hole on HSP sleeve base.