变压器套管局部放电分析与处理

Analysis and Treatment of Partial Discharge in Transformer Bushing

分析了某变电站220 kV变压器35 kV侧套管产生局部放电现象的原因,通过改善变压器套管周围电场分布情况消除相关缺陷,并提出相应的预防措施,为变压器日常运行及维护提供参考。

The causes of partial discharge in the 35 kV side bushing of a 220 kV Transformer in a substation is analyzed.The relevant defects are eliminated by improving the distribution of electric field around the bushing,and the corresponding preventive measures are put forward,which offers reference for the daily operation and maintenance of transformers.