| 变压器励磁涌流对差动保护的影响及解决方法的探讨 |
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| 引用本文： | 安晓龙,王树达,陈亮,陈娟.变压器励磁涌流对差动保护的影响及解决方法的探讨[J].电气开关,2011,49(3):10-12,17. |
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| 作者姓名： | 安晓龙 王树达 陈亮 陈娟 |
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| 作者单位： | 安晓龙,王树达,陈亮,AN Xiao-long,WANG Shu-da,CHEN Liang(海洋石油工程股份有限公司设计公司,天津,300451);陈娟,CHEN Juan(辽河油田公司金马油田开发公司,辽宁,盘锦,124010) |
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| 摘 要： | 变压器励磁涌流会对差动保护产生影响,造成保护装置误动作.这就需要分析励磁涌流产生的机理,研究励磁涌流对变压器差动保护的影响,对变压器励磁涌流的抑制及励磁涌流与变压器内部故障电流判别的方法进行探讨.
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| 关 键 词： | 变压器 差动保护 励磁涌流 |
Discussion on the Influence of the Transformer's Excitation Surge on Differential Protection and Solutions |
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| AN Xiao-long,WANG Shu-da,CHEN Liang,CHEN Juan.Discussion on the Influence of the Transformer's Excitation Surge on Differential Protection and Solutions[J].Electric Switchgear,2011,49(3):10-12,17. |
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| Authors: | AN Xiao-long WANG Shu-da CHEN Liang CHEN Juan |
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| Affiliation: | AN Xiao-long1,WANG Shu-da1,CHEN Liang1,CHEN Juan2(1.Offshore Oil Engineering CO.,LTD.Engineering Company,Tianjin 300451,China,2.Jinma oilfield development company,LiaoHe oilfield company,Panjin 124010,China) |
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| Abstract: | The excitation surge of the transformer can have influence over differential protection,causing the protective device malfunction.This needs analyzing the excitation surge producing mechanism and studying the influence of the excitation surge on the transformer′s differentical production.The paper makes an approach to the transformer′s excitation surge control and the discriimination methods of the exzcitation surge and the internal fault current of the transformer. |
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| Keywords: | transformer differential protection excitation surge |
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