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Application of Wavelet Transform to Analysis of Transient High Frequency Signal on Zero Sequence Current
Author(s): 
Pages: 89-92
Year: Issue:  4
Journal: TRANSACTIONS OF CHINA ELECTROTECHNICAL SOCIETY

Keyword:  小波分析应用暂态高频信号故障选线;
Abstract: 小接地电流系统单相接地时,在零序电流中的高频暂态信号包含了可用于区别故障线路与非故障线路的信息.利用Morlet小波对此信号实施变换,通过分析变换结果的幅值和相位可以有效的区别故障线路与非故障线路.经过仿真和实验证明该方法是可靠、有效的.
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