摘要
介绍了某水电站一台500kV主变压器出现总烃含量升高故障,在现场未找到故障原因的情况下,通过返厂拆解发现了故障原因为低压绕组引线接头熔断。
The fault of increasing the total hydrocarbon content of a 500 kV main transformer in a hydropower station is introduced. In the case that no fault cause has been found on site, the failure of the lead joint of the low-voltage winding is found through disassembly in the factory.
作者
徐铬
韩越
程建
王卫国
陈云继
XU Ge;HAN Yue;CHEN Jian;WANG Wei-guo;Chen Yun-ji(China Yangtze Power Co.,Ltd.,Yichang 443000,China)
出处
《变压器》
北大核心
2019年第2期82-86,共5页
Transformer
关键词
水电站
变压器
中温过热
Hydropower station
Transformer
Medium temperature overheating