油纸绝缘电容套管局部放电引发变压器燃烧原因浅析  

Analysis of a Transformer Burning caused by PD of Oil-paper-insulated Capacitive Bushing

作　　者：杨艳 李广[2] YANG Yan;LI Guang(China Three Gorges International Corporation,Beijing 100033,China;China Yangtze Power Co.,Ltd.,Xiangjiaba Power Plant,Chengdu 610042,China)

机构地区：[1]中国三峡国际股份有限公司,北京100033 [2]中国长江电力股份有限公司向家坝电厂,四川成都610042

出　　处：《变压器》2021年第6期85-87,共3页Transformer

摘　　要：本文中作者对巴西某水电站某台油浸渍变压器高压侧460k V出线套管爆炸而引起变压器爆炸事故进行了分析,根据检查结果及试验数据,展现了事故的发展过程,找出了根本原因,提出了防范措施。In this article,the author analyzes the explosion accident caused by the explosion of the 460 k V outlet bushing on the high-voltage side of an oil-impregnated transformer in a Brazilian hydropower station.Based on the inspection results and test data,the author shows the development process of the accident,finds the root cause,and proposes precautions.

关 键 词：变压器 油纸绝缘 电容式套管 局部放电 

分 类 号：TM406[电气工程—电器]