| 变压器微机保护改进算法的研究 |
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| 引用本文： | 赵义明,任婷会. 变压器微机保护改进算法的研究[J]. 电气电子教学学报, 2011, 33(2): 31-33,37 |
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| 作者姓名： | 赵义明 任婷会 |
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| 作者单位： | 中国石油大学,胜利学院,电气信息工程系,山东,东营,257000 |
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| 摘 要： | 本文对微机保护常用的几种算法性能进行了比较,在分析全波傅氏算法的基础上,针对其不能滤除衰减的非周期分量问题介绍了改进算法.通过仿真表明,改进后的算法精度高,滤波效果好,是最适合110kV及以下变压器微机保护的算法,该算法在变压器微机保护研究中具有较高的理论和实用价值.
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| 关 键 词： | 变压器 衰减非周期分量 并联补偿法 |
Study of Improved Algorithm for Microprocessor in Transformer |
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| ZHAO Yi-ming,REN Ting-hui. Study of Improved Algorithm for Microprocessor in Transformer[J]. Journal of Electrical & Electronic Engineering Education, 2011, 33(2): 31-33,37 |
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| Authors: | ZHAO Yi-ming REN Ting-hui |
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| Affiliation: | ZHAO Yi-ming,REN Ting-hui(Shengli Institute of Electric Information Engineering Department,China University of Petroleum,Dongying 257000,China) |
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| Abstract: | This paper contrast some capability of common algorithms in microprocessor-based protection.According to analyze the full-wave Fourier algorithm,it puts forward an improved algorithm which contraposes the shortage of filtering the decaying non-periodic component.By means of simulation,the improved algorithm has high accuracy and filter efficiency to adapt the microprocessor-based protection in transformer substation with voltage of 110kV and below.Meanwhile the algorithm has higher theoretical and practical... |
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| Keywords: | transformer decaying nonperiodic component parallel compensate algorithm |
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