According to the calculation result and features of low percentage interturnfault, the general characteristic selection for percentage differential relay of transformer is suggested.
最后根据轻微故障的特点提出对变压器比率差动继电器通用特性选择的建议，供同仁参考。
2
The generator vibration characteristics caused by rotor winding interturn short circuit fault and imbalance fault are analyzed respectively.
分析了汽轮发电机转子绕组匝间短路故障和转子不平衡故障时定、转子径向振动特征。
3
Electromagneic characteristic of the interturn short circuit in turbo-generator rotor windings is analyzed. And a method of fault detection and diagnosis based on wavelet transform is presented.