龙口发电机内部故障主保护配置方案研究

Study on Main Protection Configuration of Generator Internal Fault of Longkou Hydropower Project

发电机内部故障主保护配置对发电机的安全运行发挥重要的作用,而主保护及TA配置存在多种不同的方案。发电机内部故障时,不同的配置方案对于故障的动作情况各不相同。分析了不同配置方案对应发电机内部各种故障的动作情况,选取的最佳配置方案确保了龙口发电机组的安全运行。

Generator internal fault main protection configuration plays an important role in the safety operation of generator,and there are many different schemes for main protection and TA configuration.When there is internal fault of the generator,different configuration schemes are different in different operation conditions.This text analyzes the action of different configuration schemes corresponded generator internal fault,and the selected optimal scheme ensures the safe operation of units of Longkou power station.