摘要
通过对GW 7-220W系列刀闸材料、参数、结构、制造工艺的分析,找出了瓷瓶断裂的原因,提出了该系列刀闸及瓷瓶的更换改造和检修、运行、维护管理方案,从而避免了断瓶事故的发生,提高了电网的安全运行水平。
In this paper, based on analysis of the material, parameters, structure and manufacture process of GWT-220W series disconnecting switch, the cause of DS insulator fracturing is found out, and the plans of the transformation, operation, maintenance and management are put forward to prevent insulators from fracturing ,and to raise the operation safety of electric power grid.
出处
《华北电力技术》
CAS
2006年第9期49-51,共3页
North China Electric Power
关键词
220
kV刀闸
瓷瓶
断裂
220 kV disconnecting switch（DS）
ceramic insulator
fracturing
