220kV变压器高压侧直流电阻超标原因分析及处理

Analysis and Treatment Defect on Excessive Data of DC Resistance of 220kV Power Transformer in HV Side

本文中作者介绍了一起220k V变压器高压侧直流电阻超标缺陷发现的过程,分析了缺陷发生原因,阐述了缺陷处理过程,并提出了相关建议。

The process of finding the defect of the high-voltage side DC resistance of 220 kV transformer is introduced by the authors in this paper. The cause of the defect is analyzed. The defect processing process is expounded. The suggestions are presented.