芭蕉河电厂3号发电机转子绝缘降低原因分析与处理  

Analysis and Treatment of Insulation Reduction of the Rotor in No.3 Generator in Bajiaohe Hydropower Plant

作　　者：曹开国 周佳杰 汪海涛 李东 单奇 李鸿 CAO Kaiguo;ZHOU Jiajie;WANG Haitao;LI Dong;SHAN Qi;LI Hong(Loushui Hydropower Co.,Ltd.,Hubei Energy Group,Enshi 445801,China)

机构地区：[1]湖北能源集团溇水水电有限公司,湖北恩施445801

出　　处：《水电与新能源》2025年第4期73-75,共3页Hydropower and New Energy

摘　　要：针对芭蕉河电厂3号发电机转子绝缘性能降低问题,根据该机组结构及现场安装环境,分析了造成转子绝缘降低的原因,通过磁极绝缘处理和滑环表面抛光处理,有效地解决了因碳粉、油泥引起的绝缘下降快的问题。In response to the insulation reduction issue of the rotor in No.3 generator in Bajiaohe Hydropower Plant,the reasons that may cause the issue are analyzed considering the unit structure and the on-site installation environment.Then,with insulation treatment of the magnetic pole and surface polishing of the slip ring,the rapid insulation reduction issue caused by carbon powder and oil sludge is successfully solved.

关 键 词：发电机组 滑环 碳粉 转子绝缘 原因 

分 类 号：TK73[交通运输工程—轮机工程]