| 农村电网中有源电力滤波器的研究 |
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| 引用本文： | 孙宁,刘国海.农村电网中有源电力滤波器的研究[J].农机化研究,2009,31(2). |
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| 作者姓名： | 孙宁 刘国海 |
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| 作者单位： | 江苏大学,电气信息工程学院,江苏,镇江212013 |
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| 基金项目： | 江苏省高新技术项目，江苏省镇江市科技攻关项目 |
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| 摘 要： | 随着农村电网中电力电子装置的日益增多,农村电网中的谐波污染问题越来越严重.为此,简要分析了并联型有源电力滤波器的系统结构和工作原理;建立了采用DSP数字控制的适合于三相三线制的并联型有源电力滤波系统, 重点分析了该系统指令电流和PWM信号的产生、硬件结构与软件流程, 并通过实验验证了该系统可以有效地抑制农村电网谐波,改善农村电网电能质量.
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| 关 键 词： | 农村电网 谐波污染 有源电力滤波器 数字控制系统 |
Research on Active Power Filter in Rural Power Grid |
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| Sun Ning,Liu Guohai.Research on Active Power Filter in Rural Power Grid[J].Journal of Agricultural Mechanization Research,2009,31(2). |
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| Authors: | Sun Ning Liu Guohai |
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| Institution: | School of Electrical & Information Engineering;Jiangsu University;Zhenjiang 212013;China |
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| Abstract: | With the more applications of the power electronic devices,the harmonic pollution is becoming more and more serious in rural power grid.The configuration and principle of shunt active power filter is introduced briefly in this paper.A digitally controlled shunt active power filter based on DSP is designed for three-phase three-wire system.The hardware configuration,software flow chart,derivation of compensating signal and PWM wave are analysed.According to the result of the experiment ,the system can validl... |
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| Keywords: | rural power grid harmonic pollution active power filter digital control system |
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