| 基于小波变换模极大值的小电流接地系统故障选线 |
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| 引用本文： | 马春艳,龚瑛. 基于小波变换模极大值的小电流接地系统故障选线[J]. 安徽电气工程职业技术学院学报, 2008, 13(1): 12-14 |
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| 作者姓名： | 马春艳 龚瑛 |
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| 作者单位： | 1. 湖北汽车工业学院,湖北,十堰,442002
2. 佛山供电局,广东,佛山,528000 |
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| 摘 要： | 本文讨论了小电流接地系统特点,对现有选线原理进行分析,进而构造出了基于小波变换模极大值奇异性检测原理的选线判据,经过MATLAB仿真证明该方法能够准确、可靠地实现故障选线。
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| 关 键 词： | 小波变换 故障暂态信号 奇异信号 故障选线 |
| 文章编号： | 1672-9706(2008)01-0012-03 |
| 修稿时间： | 2007-12-15 |
Fault Line Selection of Small Current Grounding Power System Based on Modular Maximum of Wavelet Transform |
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| MA Chun-yan,GONG Ying. Fault Line Selection of Small Current Grounding Power System Based on Modular Maximum of Wavelet Transform[J]. Journal of Anhui Electrical Engineering Professional Technique College, 2008, 13(1): 12-14 |
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| Authors: | MA Chun-yan GONG Ying |
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| Abstract: | This paper describes the character of small current grounding power system and analyzes the principle of fault line selection,then a criterion of fault line selection is constructed based on the principle of singularity detection of wavelet transform modular maximum.It proves that the method is able to realize the fault line selection accurately and reliably by MATLAB simulation test. |
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| Keywords: | wavelet transform fault transient course singular signal fault line selection |
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