This technique plays a significant role in the secure operation of the transformers and power network.However,frequency response analysis can not detect some faults such as simpl...

• 但频率响应分析法不一定能够有效反映出变压器绕组变性发生单一扭动变形这类故障,绕组变形的诊断仍需使用多种试验手段综合分析和判断。