| 一起220kV GIS设备内部故障引起的保护动作分析 |
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| 引用本文： | 薛峰,潘琪,潘晓明,谢夏寅,王坚嵘. 一起220kV GIS设备内部故障引起的保护动作分析[J]. 江苏电机工程, 2011, 30(4): 18-20 |
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| 作者姓名： | 薛峰 潘琪 潘晓明 谢夏寅 王坚嵘 |
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| 作者单位： | 苏州供电公司,江苏,苏州,215004 |
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| 摘 要： | 六氟化硫封闭式组合电器(GIS)设备在电力系统中得到广泛运用.但是由于GIS在电流互感器(TA)布置方面的特殊性及GIS设备故障的隐蔽性,往往给事故分析带来一定的难度,因此提高GIS设备故障的二次分析能力,对于快速判断故障点,保障系统安全运行有重要意义.文中通过一起220 kV GIS设备内部故障引起的保护动作实例,结...
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| 关 键 词： | GIS设备 线路故障 保护动作 断口击穿 |
Analysis of Relay Action Caused by an Internal Fault in 220 kV GIS Equipment |
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| XUE Feng,PAN Qi,PAN Xiao-ming,XIE Xia-yin,WANG Jian-rong. Analysis of Relay Action Caused by an Internal Fault in 220 kV GIS Equipment[J]. Jiangsu Electrical Engineering, 2011, 30(4): 18-20 |
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| Authors: | XUE Feng PAN Qi PAN Xiao-ming XIE Xia-yin WANG Jian-rong |
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| Affiliation: | XUE Feng,PAN Qi,PAN Xiao-ming,XIE Xia-yin,WANG Jian-rong (Suzhou Power Supply Company,Suzhou 215004,China) |
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| Abstract: | Sulphur hexafluoride gas insulated switchgear(GIS) equipment is used widely in power system.However,due to the special set of current transformer(TA) and the imperceptibility of fault in GIS,it is more difficult in the GIS fault analysis.Thus,improving the failure analysis of GIS is very important for fast fault spot judging and the security of system operation.In the paper,through studying relay action caused a case of fault in 220 kV GIS equipment,the whole protection process was analyzed combined with th... |
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| Keywords: | GIS line fault relay action breakdown |
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