| 对多种阻抗继电器抗过渡电阻能力分析与研究 |
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| 引用本文： | 苑方丞,王勋,郭剑峰.对多种阻抗继电器抗过渡电阻能力分析与研究[J].萍乡高等专科学校学报,2009,26(3). |
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| 作者姓名： | 苑方丞 王勋 郭剑峰 |
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| 作者单位： | 华东交通大学电气与电子工程学院,江西南昌,330013 |
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| 摘 要： | 在电力系统运行出现短路故障时,过渡电阻对距离保护选择性动作影响较大。本文对现行使用较为广泛的阻抗继电器抗过渡电阻能力进行了研究。主要分析了零序阻抗继电器,多边形继电器和相量比较继电器躲过过渡阻抗的基本原理,论述了四种用于改善零序阻抗继电器特性的方法,介绍了多边形与圆特性复合、多边形与多边形特性复合在阻抗继电器中的应用,综合分析了相量阻抗继电器的新判据。
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| 关 键 词： | 过渡电阻 零序阻抗继电器 多边形继电器 相量比较式继电器 |
The Ability Analysis and Research of Various Reactance Relay against Transient Resistance |
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| Yuan Fangcheng,Wang Xun,Guo Jianfeng.The Ability Analysis and Research of Various Reactance Relay against Transient Resistance[J].Journal of Pingxiang College,2009,26(3). |
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| Authors: | Yuan Fangcheng Wang Xun Guo Jianfeng |
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| Institution: | School of Electrical and Electronic Engineering;East China Jiaotong University;Nanchang;330013;China |
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| Abstract: | Transition resistance has great effect on the selectivity of distance protection in short circuit fault.The paper focuses on the wide-used reactance relay and analyzes its ability of against transient resistance.The basic principles of against transient resistance of zero sequence reactance relay,polygon reactance relay and phasor comparison reactance relay are introduced.Four methods of improving the characteristics of zero sequence reactance relay,the application of circle-quadrilateral composite and quad... |
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| Keywords: | transition resistance zero sequence reactance polygon reactance relay phasor comparison reactance relaylay |
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