220 kV主变总烃含量超标故障分析与处理  

Fault Analysis and Treatment of Over-standard Total Hydrocarbon Content in 220 kV Main Transformer

作　　者：杨人东 Yang Ren-dong

机构地区：[1]国电长源汉川第一发电有限公司,湖北汉川431614

出　　处：《电力系统装备》2019年第12期133-134,共2页Electric Power System Equipment

摘　　要：对变压器绝缘油定期取样,进行油内特征气体含量色谱分析,是确保变压器稳定运行的一种重要监测手段。本文阐述了国电长源汉川第一发电有限公司220kV#3主变因无励分解开关烧损引起总烃含量超标进行分析、检查、处理的过程,对其他变压器发生此类故障有一定参考价值。Regular sampling of transformer insulation oil and chromatographic analysis of characteristic gas content in oil are important monitoring means to ensure the stable operation of transformer.This paper describes the process of analysis,inspection and treatment of excessive total hydrocarbon content caused by burning of 220 kV#3 main transformer of Hanchuan No.1 Power Generation Co.,Ltd.of China Changyuan.Through the comparison of similar events,it can be used as a reference for other transformers to have such faults.

关 键 词：总烃超标 色谱分析 三比值法 超声波局部放电检查 无励分接开关 

分 类 号：TM407[电气工程—电器]