| 中性点不接地系统消除弧光接地故障的探讨 |
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| 引用本文： | 王伟华. 中性点不接地系统消除弧光接地故障的探讨[J]. 广东输电与变电技术, 2005, 0(3): 39-43 |
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| 作者姓名： | 王伟华 |
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| 作者单位： | 长江三峡水电工程有限公司 |
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| 摘 要： | 本文论述了中性点不接地系统中弧光接地的危害性。探讨了消弧线圈和XHG消弧过电压装置各自的特点和适用范围。同时总结了消弧线圈和XHG消弧过电压装置在三峡施工供电系统的应用,并针对存在的问题,提出了XHG消弧过电压装置在实际运行中的改进措施并得以实施;并提出了消除弧光接地过电压的一些其他措施。
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| 关 键 词： | 中性点不接地系统 弧光接地 电容电流 过电压 |
Discussion on Eliminating Arc-earthing Accident in the Neutral Point non-grounded System |
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| Wang Weihua. Discussion on Eliminating Arc-earthing Accident in the Neutral Point non-grounded System[J]. Guangdong Power Transmission Technology, 2005, 0(3): 39-43 |
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| Authors: | Wang Weihua |
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| Affiliation: | Changjiang Sanxia Hydro-power Engineering Co. Ltd. Wang Weihua |
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| Abstract: | Discussing the harmfulness of arc-earthing in the neutral point non-grounded system and the feature & application scope of petersen coil and XHG arc-suppression overvoltage device, summing up their application situation, and aiming at the existent problems, in this paper, the author presented the improvement measures in practical operation of XHG arc-suppression overvoltage device and other measures for eliminating arc-earthing overvoltage. |
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| Keywords: | Neutral point non-drounded system Arc-earthing Capacitance current Overvoltage |
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