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DOI:
上海电力大学学报:2006,22(1):43-47
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主开关单相不能灭弧对发变组的影响
(浙江台州发电厂, 浙江 台州 318000)
The Effect of Main Switch's One-phrase Failure to Extinguish Arc Upon the Transformer Bank
(Taizhou Power Plant, Taizhou 318000, China)
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投稿时间:2005-10-14    
中文摘要: 针对2005年上半年温州燃机发电有限公司220kV主变开关在发变组解列过程中发生单相拉弧,造成发变组非全相运行的事件,分析了发变组的运行状态变化及其对发变组主设备造成的影响,介绍了主开关不能灭弧的事故处理及相应的防范措施.
中文关键词: 主开关  灭弧  发变组主设备  影响
Abstract:In 2005,while the transformer bank was being disconnected in Wenzhou Gas Turbine Power Generation Company,one-phase arc discharge occurred to the 220 kV main transformer's switch with the result of open-phase operation of the transformer bank.Based on this accident,this article analyzes the possible changes in the operation conditions of the transformer bank and the effect of these changes upon the main related installations.It also discusses the measures to be taken in the case of the failure of the main switch to extinguish arc and the precautions against this situation.
文章编号:20060112     中图分类号:    文献标志码:
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引用文本:
潘夏清,叶仁杰.主开关单相不能灭弧对发变组的影响[J].上海电力大学学报,2006,22(1):43-47.
PAN Xia-qing,YE Ren-jie.The Effect of Main Switch's One-phrase Failure to Extinguish Arc Upon the Transformer Bank[J].Journal of Shanghai University of Electric Power,2006,22(1):43-47.