| 某厂发电机定子接地保护动作跳机情况分析 |
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| 引用本文： | 吴利平,曾万德,徐德荣,董卫强. 某厂发电机定子接地保护动作跳机情况分析[J]. 江西电力, 2011, 35(4): 56-58 |
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| 作者姓名： | 吴利平 曾万德 徐德荣 董卫强 |
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| 作者单位： | 华能瑞金发电有限责任公司,江西瑞金,341108 |
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| 摘 要： | 介绍了某电厂发电机定子接地故障情况,通过逐步逼近法对发电机定子接地整个事件过程检查分析,排除了发电机本体原因,找到了发电机出口PT故障为跳闸原因,为今后各类发电企业防止类似事件发生,为快速判断故障点及查找原因提供了借鉴参考.
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| 关 键 词： | 发电机 PT 匝间短路 接地 |
Analysis on Stator Ground Protection Trip of Generator |
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| WU Li-ping,ZENG Wan-de,XU De-long,DONG Wei-qiang. Analysis on Stator Ground Protection Trip of Generator[J]. Jiangxi Electric Power, 2011, 35(4): 56-58 |
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| Authors: | WU Li-ping ZENG Wan-de XU De-long DONG Wei-qiang |
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| Affiliation: | WU Li-ping,ZENG Wan-de,XU De-long,DONG Wei-qiang(Huaneng Ruijin Power Generation Co.,Ltd.,Ganzhou 341108,Jiangxi Province,China) |
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| Abstract: | Stator grounding fault in a thermal plant's generator was introduced in the paper.By analyzing stator grounding with successive approximation,we found that trip caused by PT fault.The case provided reference for finding reason. |
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| Keywords: | generator PT interturn short circuit grounding |
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