| 一起35kV干式电抗器故障原因分析 |
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| 引用本文： | 付炜平,赵京武,霍春燕. 一起35kV干式电抗器故障原因分析[J]. 电力电容器与无功补偿, 2011, 32(1): 59-62 |
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| 作者姓名： | 付炜平 赵京武 霍春燕 |
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| 作者单位： | 河北省电力公司超高压输变电分公司; |
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| 摘 要： | 针对某500 kV变电站发生的一起35 kV电容器组串联电杭器在运行中发生起火故障,分别从返厂解体检查、试验情况进行了综合分析,查找出故障原因为电抗器最内层包封匝间绝缘裂化造成匝间短路、过热引发设备起火故障,并从原材料及生产工艺方面深入分析了设备存在的设计、制造缺陷,提出该类设备的日常检修、维护建议和改进措施.
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| 关 键 词： | 干式空心电抗器 起火 分析 设计 制造缺陷 维护建议 |
Reason Analysis for a 35 kV Dry Type Reactor Fault |
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| FU Wei-ping,ZHAO Jing-wu,HUO Chun-yan. Reason Analysis for a 35 kV Dry Type Reactor Fault[J]. Power Capacitor $ Reactive Power Compensation, 2011, 32(1): 59-62 |
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| Authors: | FU Wei-ping ZHAO Jing-wu HUO Chun-yan |
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| Affiliation: | FU Wei-ping,ZHAO Jing-wu,HUO Chun-yan(EHV Transmission & Substation Branch Company of Hebei Electric Power Company,Shijiazhuang 050070,China) |
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| Abstract: | As for fir accident of a 35 kV capacitor in series with the reactor at certain 500 kV substation,comprehensive analysis is carried out from disassembly at the manufacturer and test situation,finding the reason is inter-turn short circuit due to inter-turn insulation deterioration of innermost layer of the reactor and equipment fire due to overheat.The design and manufacturing defects of the equipment is analyzed further from the aspects of raw material and manufacturing process,the daily maintenance,mainten... |
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| Keywords: | dry type reactor with air core firing analysis design manufacturing defect maintenance suggestion |
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