| 小波变换在并联型有源电力滤波器中的应用 |
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| 引用本文： | 赵卫东,葛芦生. 小波变换在并联型有源电力滤波器中的应用[J]. 计算机仿真, 2010, 27(4): 289-291,348 |
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| 作者姓名： | 赵卫东 葛芦生 |
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| 作者单位： | 安徽工业大学电气信息学院,安徽,马鞍山,243000 |
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| 摘 要： | 研究改善电网系统谐波的问题,电力系统中存在许多非线性负载,由此产生的谐波对电网的电能质量造成很大的影响,影响线路传输能力,并联型有源电力滤波器(SAPF)是抑制电网谐波电流的有效手段,主要包括谐波检测和跟踪控制两部分,其中谐波检测是有源电力滤波器的关键技术,分析了小波变换理论,并将其应用于电网谐波检测中,用仿真软件MAT-LAB对基于小波变换的谐波检测方法进行了仿真分析与研究,同时搭建了基于小波变换的并联型有源电力滤波器系统的仿真模型,仿真结果表明小波变换的并联型有源电力滤波器能够有效地抑制电网谐波电流,提高了电网传输效率。
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| 关 键 词： | 谐波检测 小波变换 并联型有源电力滤波器 仿真 |
Application of Wavelet Transform in Shunt Active Power Filter |
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| ZHAO Wei-dong,GE Lu-sheng. Application of Wavelet Transform in Shunt Active Power Filter[J]. Computer Simulation, 2010, 27(4): 289-291,348 |
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| Authors: | ZHAO Wei-dong GE Lu-sheng |
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| Affiliation: | College of Electrical and Information Engineering/a>;Anhui University of Technology/a>;Maanshan Anhui 243000/a>;China |
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| Abstract: | In power system there are many non-linear loads,and the harmonics generated by the non-linear loads can cause great impact to the power network.As one of the most effective means to eliminate harmonics,SAPF(Shunt Active Power Filter) can compensate dynamically power network harmonics.Harmonic current detecting in power network is the key technology of the Active Power Filter.The theoretical foundation of wavelet transform in harmonic measurement is introduced.The harmonic currents of non-linear load using t... |
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| Keywords: | Harmonic detection Wavelet transform SAPF Simulation |
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