摘要
针对宝珠寺电站2号机3W定子接地保护动作的情况,对其原因进行了分析和查找,发现是由于PT柜内的A相二次保险接触不良造成的。通过更换二次保险的卡座后装置恢复正常运行。
The causes for 3W stator ground protection action are studied and looked for in No.2 unit at Baozhusi Hydropower Plant.It is found that this is caused by poor connection of A phase secondary safety device in PT block.The device operates normally after bayonet socket of the secondary safety device is changed.
出处
《四川水力发电》
2007年第3期37-38,共2页
Sichuan Hydropower
关键词
3W定子接地保护
动作
检查分析与处理
二次保险接触不良
宝珠寺电厂
3W stator ground protection
action
check,analysis and treatment
poor connection of secondary safety device
Baozhusi Hydropower Plant
