| 变压器差动保护与过励磁保护配合问题的探讨 |
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| 引用本文： | 易小平,万伟亮.变压器差动保护与过励磁保护配合问题的探讨[J].江西电力,2005,29(3):47-48. |
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| 作者姓名： | 易小平 万伟亮 |
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| 作者单位： | 1. 江西医学院第一附属医院,江西南昌,330006
2. 南昌发电厂江西南昌,330006 |
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| 摘 要： | 通过对比率制动式变压器差动保护整定计算和大型变压器励磁电流的分析，提出变压器的比率制动式差动保护与过励磁保护的配合问题，为防止过励磁引起比率制动式差动保护的动作，在其整定计算中应考虑过励磁。
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| 关 键 词： | 变压器 差动保护 过励磁 比率制动 配合 |
| 文章编号： | 1006-348X(2005)03-47-02 |
Discussion on Coordination of Differental and Overexcitation Protection for Transformer |
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| YI Xiao-ping,Wan Wei-liang.Discussion on Coordination of Differental and Overexcitation Protection for Transformer[J].Jiangxi Electric Power,2005,29(3):47-48. |
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| Authors: | YI Xiao-ping Wan Wei-liang |
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| Abstract: | Through setting calculation to differential protection of ratio brake transformer and analyzing excitation current of large scale transformer, This paper proposes coordination problem of ratio brake differential protection and overexcitation protection for transformer, We should consider overexcitation in setting calculation in order to prevent overexcitation causing ratio brake differentoal protection operating. |
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| Keywords: | transformer differential protection overexcitation ratio brake coordination |
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