| 变压器纵差动保护误动原因分析及改进措施 |
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| 引用本文： | 李凤荣. 变压器纵差动保护误动原因分析及改进措施[J]. 山西电力, 2005, 0(3): 49-50 |
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| 作者姓名： | 李凤荣 |
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| 作者单位： | 山西大学工程学院,山西,太原,030013 |
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| 摘 要： | 对变压器差动保护在区外故障时的误动进行了分析，提出了几种可行的改进方法。研究表明，新方案可提高保护的安全性，避免此类事故的再次发生。
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| 关 键 词： | 变压器保护 误动分析 预防对策 |
| 文章编号： | 1671-0320(2005)02-0049-02 |
| 修稿时间： | 2004-11-11 |
Cause Analyse of Malfunction of Transformor Vertical Differential Protection and Its Improve Measure |
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| LI Feng-rong. Cause Analyse of Malfunction of Transformor Vertical Differential Protection and Its Improve Measure[J]. Shanxi Electric Power, 2005, 0(3): 49-50 |
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| Authors: | LI Feng-rong |
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| Abstract: | According to the mal-operation analysis of transformer protection in its out-region,several feasible methords are presented to improve the proportion of correct operation in transformer operation.It is proved by analysis that the methords can improve the reliability of transformer protection and avoid such fault arising again. |
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| Keywords: | transformer protection mal-operation analysis preventive countermeasure |
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