摘要
介绍750kV GIS设备交流耐压试验发生击穿放电故障后的检查结果,经分析为盆式绝缘子裂纹造成绝缘击穿放电。
The inspection results of the breakdown faults of 750 kV GIS in the AC withstand voltage test are described.The analysis is made that there is a crack in the pot insulator,which causes the insulation breakdown discharge.
作者
郭陆
温定筠
吴玉硕
高立超
杨志华
GUO Lu;WEN Dingjun;WU Yushuo;GAO Lichao;YANG Zhihua(Gansu Electric Power Research Institute,Lanzhou 730050,China)
出处
《电工技术》
2018年第23期96-97,共2页
Electric Engineering
关键词
交流耐压
击穿
放电
AC withstand voltage
breakdown
discharge
