| 超高压断路器合闸电阻测量方法 |
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| 引用本文： | 蒋陆萍,曾祥君,刘国祥. 超高压断路器合闸电阻测量方法[J]. 电力科学与技术学报, 2010, 25(4): 87-90,95 |
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| 作者姓名： | 蒋陆萍 曾祥君 刘国祥 |
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| 作者单位： | 长沙理工大学,电气与信息工程学院,湖南,长抄,410004;湖南省超高压管理局,湖南,长沙,410111 |
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| 摘 要： | 为了使断路器年度预防性试验中合闸电阻的测量工作变得安全、简便、准确、高效,在分析现有高压断路器合闸过渡电阻测量方法局限性的基础上,探讨电压比值法和电流比值法测量超高压断路器合闸过渡电阻的方法与原理,并用实例验证测量方法的可行性,针对不同的现场试验条件提出2种测量方法的选取建议,为电力系统推广此技术提供参考依据.
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| 关 键 词： | 高压断路器 合闸电阻 电压比值法 电流比值法 |
Measuring methods of closing resistance for ultra-high voltage circuit breakers |
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| JIANG Lu-ping,ZENG Xiang-jun,LIU Guo-xiang. Measuring methods of closing resistance for ultra-high voltage circuit breakers[J]. JOurnal of Electric Power Science And Technology, 2010, 25(4): 87-90,95 |
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| Authors: | JIANG Lu-ping ZENG Xiang-jun LIU Guo-xiang |
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| Affiliation: | 1.School of Electrical and Information Engineering,Changsha University of Science ＆ Technology,Changsha 410004,China;2.Hunan Province Ultra-high Voltage Administration Bureau,Changsha 410111,China) |
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| Abstract: | In order to make the circuit breakers annual preventive testing safe,simple,accurate and high efficient,the limitation of the existing measuring methods of ultra-high voltage circuit breakers closing resistance is discussed in this paper.The novel measuring principles and methods based on Voltage Ratio and Current Ratio are proposed.Experimentation results show that the proposed methods have high feasibility.The suggestions for the two measuring methods selection are presented for different on-spot conditions. |
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| Keywords: | high voltage circuit breaker closing resistance voltage ratio method current ratio method |
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