| 微机型母差复式比率差动保护的特点及现场应用分析 |
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| 引用本文： | 范伟强,秦国强,李国武.微机型母差复式比率差动保护的特点及现场应用分析[J].华北电力技术,2010(9):23-26,50. |
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| 作者姓名： | 范伟强 秦国强 李国武 |
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| 作者单位： | 张家口供电公司,河北张家口,075000 |
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| 摘 要： | 分析了微机母差复式比率差动保护原理和特点,不但具有高灵敏度,且选择性和可靠性也较高,是能够灵活适应大系统运行模式的高性能装置。同时,结合微机型母差在现场中的应用,分析其工作条件要求和工作可靠性及自适应的特点,为现场运行提出合理建议。
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| 关 键 词： | 母差复式比率差动保护 高灵敏度 可靠性 选择性 现场应用 |
Characteristics and Field Applications of Microcomputer Based Bus Differential Complex Percentage Differential Protection |
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| Fan Wei-qiang,Qin Guo-qiang,Li Guo-wu.Characteristics and Field Applications of Microcomputer Based Bus Differential Complex Percentage Differential Protection[J].North China Electric Power,2010(9):23-26,50. |
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| Authors: | Fan Wei-qiang Qin Guo-qiang Li Guo-wu |
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| Affiliation: | (Zhangjiakou Power Supply Company,Zhangjiakou 075000,China) |
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| Abstract: | This article analyzed the characteristics of microcomputer based bus differential complex percentage differential protection,which is highly sensitive and reliable with a wide range of selectivity.It is a highly functional device that can fit the running mode of a large system.At the same time,combined with the field application of microcomputer based bus differential,this article analyzed its work conditions,running reliability and adaptivity,provided sound advises for field applications. |
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| Keywords: | bus differential complex percentage differential protection high sensitivity reliability selectivity field application |
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