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基于小波变换的电力系统谐波监测研究
引用本文:郑明辉,成立.基于小波变换的电力系统谐波监测研究[J].江苏科技大学学报(社会科学版),2006,20(6):67-70.
作者姓名:郑明辉  成立
作者单位:江苏大学电气与信息工程学院,江苏大学电气与信息工程学院 江苏镇江212013,江苏科技大学电子信息学院,江苏镇江212003,江苏镇江212013
摘    要:为了满足突变的和时变的非平稳谐波检测与时频分析的需要,论述了基于小波变换的谐波检测的原理,提出了用DSP实现电力系统谐波的在线监测的方案。仿真结果表明此方案能满足电力系统中谐波监测实时性要求。

关 键 词:数字信号处理器(DSP)  谐波  小波变换  电力系统
文章编号:1673-4807(2006)06-0067-04
收稿时间:2006-03-10
修稿时间:2006-03-10

Research on Harmonic Monitoring in Power System Based on Wavelet Transform
ZHENG Minghui,CHENG Li.Research on Harmonic Monitoring in Power System Based on Wavelet Transform[J].Journal of Jiangsu University of Science and Technology:Natural Science Edition,2006,20(6):67-70.
Authors:ZHENG Minghui  CHENG Li
Institution:1. Shool of Electrical and Information Engineering, Jiangsu University, Zhenjiang Jiangsu 212013, China; 2. School of Electronics and Information, Jiangsu University of Science and Technology, Zhenjiang Jiangsu 212003, China
Abstract:To detect the discontinuous and time-vary nonstationary harmonic wave in the time-frequency analysis,the principle of harmonic wave detection based on the wavelet transform is primarily described.The scheme to realize online monitoring of harmonic wave in the power system by using DSP is submitted.Results from simulation show that the scheme can meet the requirements in the real time monitoring of harmonic wave in the power system.
Keywords:digital signal processor  harmonic  wavelet transform  power system
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