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cao zuo xiang nei chao qi jie lu yin qi de shi gu jiao xun
Author(s): 
Pages: 49
Year: Issue:  1
Journal: East China Electric Power

Keyword:  变电所事故教训操作机构结露芜湖地区操作箱开关跳闸潮气负荷电流室外气温;
Abstract: <正> 1986年10月27日,芜湖供电局220kV芜湖南变电所,因连续阴雨,致开关操作机构箱内潮气结露,造成220kV铜陵线2871开关跳闸,停电1小时18分钟。1.事故经过10月27日芜湖地区连续阴雨3天,雨量小到中等,室外气温10°左右,2871铜陵线路负荷电流为100安。19时40分,变电所主控室内警铃、喇叭齐鸣,2871C相开关绿灯闪光,但A、B两相红灯仍
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