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50 MW氢冷发电机转子绕组接头焊口开裂现象的分析
引用本文:刘国华,周永权,任丰雷,薛茹春. 50 MW氢冷发电机转子绕组接头焊口开裂现象的分析[J]. 黑龙江电力, 2004, 26(6): 449-451
作者姓名:刘国华  周永权  任丰雷  薛茹春
作者单位:佳木斯第二发电厂,黑龙江,佳木斯,154008;佳木斯第二发电厂,黑龙江,佳木斯,154008;佳木斯第二发电厂,黑龙江,佳木斯,154008;佳木斯第二发电厂,黑龙江,佳木斯,154008
摘    要:对佳木斯第二发电厂2号发电机转子绕组接头焊口开裂的原因进行了分析,找到了故障点的确切位置。并对其断裂焊重新进行打磨焊接处理,更换了槽衬、垫块和绝缘带,建议要加强发电机转子绕组直流电阻的测试实验项目,及时消除设备隐患。

关 键 词:发电机绕组  接头焊口  开裂  实验测试  处理
文章编号:1002-1663(2004)06-0449-03
修稿时间:2003-12-11

Reason analysis making rotor winding joints open of 50 MW hydrogen-cooled generator
LIU Guohua,ZHOU Yongquan,REN Fenglei,XUE Ruchun. Reason analysis making rotor winding joints open of 50 MW hydrogen-cooled generator[J]. Heilongjiang Electric Power, 2004, 26(6): 449-451
Authors:LIU Guohua  ZHOU Yongquan  REN Fenglei  XUE Ruchun
Abstract:The reason causing rotor winging joints open of No.2 generator in Jiamusi No. 2 electric power plant is analyzed in the paper. First, the actual location of troubles is found, then the areas of fracture were burnished and re-welded, slot liners, cushions and insulbands are replaced, last, testing of generator rotor winding DC resistance is proposed to be done in order to avoid its troubles.
Keywords:generator winding  joint weld  open  test  repairmen
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