京南水电站1#机组定子铁芯损坏原因分析及处理方法  

Causation Analysis on the Accident of Iron Core in Stator of No. 1 Unit in Jingnan hydropower Station and Treatment Method

作　　者：陆梅芳 LU Mei-fang （Guijiang Electric Co. Ltd. Guangxi Wuzhou 543001, China）

机构地区：[1]广西梧州桂江电力有限公司,广西梧州543001

出　　处：《西北水力发电》2007年第1期26-28,共3页Journal of Northwest Hydroelectric Power

摘　　要：发电机定子铁芯变形、松动，导致运行机组在电磁力及振动力的作用下，损伤铁芯及线棒绝缘，引起相间短路事故，对损坏铁芯及绕组产生的原因进行了分析与处理。Through analysis of the facts of iron core distortion and becoming less crowded, it was found that the troubles rooted in scathe of the iron core and wire stick insulator, which caused short circuit accident. Based on above analysis, the treatment method for repair the iron core and winding were put forward.

关 键 词：水轮发电机 定子铁心 温升 运行工况 

分 类 号：TK730.8[交通运输工程—轮机工程;动力工程及工程热物理—流体机械及工程]