| 一起由于10kV线路拒动引起主变越级跳闸的事故分析 |
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| 引用本文： | 张磊. 一起由于10kV线路拒动引起主变越级跳闸的事故分析[J]. 江苏电机工程, 2012, 31(2): 16-17 |
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| 作者姓名： | 张磊 |
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| 作者单位： | 江苏省电力公司常州工区,江苏常州,213003 |
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| 摘 要： | 对一起发生永久性故障后10kV线路开关拒动而引起10kV主变开关越级跳闸的事故进行了分析．对导致越级跳闸的起因、经过以及现场进行的事故分析处理过程做出较详细的阐述．并针对本次事故的分析及时提出现场作业过程中的反事故措施与注意事项。
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| 关 键 词： | 拒动 越级跳闸 重合闸试验 |
An Accident Analysis of Main Transformer Switch's Override Tripping Caused by Miss-action of 10 kV Line |
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| ZHANG Lei. An Accident Analysis of Main Transformer Switch's Override Tripping Caused by Miss-action of 10 kV Line[J]. Jiangsu Electrical Engineering, 2012, 31(2): 16-17 |
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| Authors: | ZHANG Lei |
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| Affiliation: | ZHANG Lei(Changzhou Substation,Jiangsu Electric Power Company,Changzhou 213003,China) |
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| Abstract: | An accident of 10 kV main transformer switch overstep trip was analyzed in this paper,which was caused by 10 kV line switch miss action after permanent faults.The override tripping’s cause and process and the on-site analysis and treatment were illustrated in detail.Finally,anti-accident measurements and cautions in on-site operation were proposed based on the analysis of this accident. |
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| Keywords: | miss-action override tripping reclosing experiment |
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