短路故障时发电机保护用电流互感器中屏蔽绕组作用的评估

Estimation on Effects of Shielding Winding in Protective CurrentTransformers for Generator at Short-Circuit Fault Condition

论述了短路故障情况下屏蔽绕组对发电机保护用电流互感器的屏蔽作用,介绍了计算方法和实例分析结果。

For protective current transformers with shielding winding for generator, shielding ef-fects of which winding at short-circuit fault condition are discussed. The calculating methodsand analysis of an example are presented.