| 一起800kV罐式断路器绝缘故障判断分析 |
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| 引用本文： | 康,真.一起800kV罐式断路器绝缘故障判断分析[J].防灾减灾工程学报,2013(4):29-31. |
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| 作者姓名： | 康 真 |
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| 作者单位： | 国网宁夏电力公司检修公司, 宁夏 银川 750011 |
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| 摘 要： | 针对黄河变电站设备运行过程中发生的一起800 kV罐式断路器绝缘故障,通过现场试验及解体检查等方法进行分析,找出了故障发生的原因。分析结果表明:断路器盆式绝缘子根部存在残留异物或凝露,导致运行中放电击穿,是造成断路器绝缘故障的根本原因。
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| 关 键 词： | 800 kV 罐式断路器 绝缘故障 |
Analysis on insulation fault judgement of 800 kV tank-type circuit breaker |
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| KANG Zhen.Analysis on insulation fault judgement of 800 kV tank-type circuit breaker[J].Journal of Disaster Prevent and Mitigation Eng,2013(4):29-31. |
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| Authors: | KANG Zhen |
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| Institution: | Maintenance Filiale of Ningxia Electric Power Corporation, Yinchuan Ningxia 750011 , China |
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| Abstract: | Aiming at a insulation fault of 800 kV tank-type circuit breaker in Huanghe River Sub?station, through the locale test and disassembly check, finds out the faults causes of circuit breaker.The analysis result shows that the root of basin-type insulator of circuit breaker exist residuum or con?densation bringing on it discharge breakdown in operation is the basic reason of the circuit breaker in?sulation fault. |
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