三峡水力发电厂水轮发电机组逆功率保护应用分析

Analysis of reverse power protection application for hydroelectric generator of Three Gorges Hydropower Plant

介绍了电力系统逆功率保护应用现状,分析了三峡水力发电厂700MW水轮发电机逆功率保护的实例,论述了大型混流式水轮发电机装设逆功率保护的必要性及定值整定注意事项。

The current situation of reverse power protection application in power system was introduced.The reverse power protection of 700 MW hydroelectric generator in Three Gorges Hydropower Plant was analyzed as example.The necessity of reverse power protection for large mixed flow hydroelectric generator and the matters needing attention in its settings adjustment were expounded.