飞来峡水利枢纽4＃机组逆功率保护跳闸事故原因分析及处理措施

The Analysis of Causes and Treatment Measures of Trip Fault Caused by Reverse Power Protection for Unit No.4 in Feilaixia Hydraulic Power Plant

对飞来峡水利枢纽4#机组由孤网运行模式手动准同期并入系统时发生逆功率保护跳闸的事故原因进行分析,并提出防范措施,对其他类似机组具有参考意义。

To analyze the cause of the forth generator trip by reverse power protection when connected to the grid at the manual quasi-synchronizationin mode in Feilaixia water complex , and propose precautions , with reference significance for other similar units .