| 谐波检测电路低通滤波器参数的优化 |
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| 引用本文： | 唐忠,陈永炜,廖代发,江友华. 谐波检测电路低通滤波器参数的优化[J]. 上海电力学院学报, 2009, 25(4): 374-378 |
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| 作者姓名： | 唐忠 陈永炜 廖代发 江友华 |
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| 作者单位： | 上海电力学院,计算机与信息工程学院,上海,200090 |
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| 基金项目： | 上海市地方高校能力建设项目，上海电力学院研究生创新基金项目 |
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| 摘 要： | 有源电力滤波器中使用最广泛的谐波检测方法是瞬时无功功率法，通过研究基于瞬时无功功率理论的谐波电流检测方法，发现低通滤波器（LPF）对检测电路的检测效果影响很大．运用MATLAB仿真软件对LPF进行了大量的仿真研究，最终确定了LPF的类型，最优截止频率工，最优阶数，使谐波检测电路的检测效率最大化，并为谐波检测电路中LPF的选取提供指导．
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| 关 键 词： | 有源电力滤波器 瞬时无功功率理论 低通滤波器 谐波检测 |
| 收稿时间： | 2009-04-28 |
Optimization of Low-pass Filter's Parameters in Harmonics Detection Circuit of Active Power Filter |
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| TANG Zhong,CHEN Yong-wei,LIAO Dai-fa and JIANG You-hua. Optimization of Low-pass Filter's Parameters in Harmonics Detection Circuit of Active Power Filter[J]. Journal of Shanghai University of Electric Power, 2009, 25(4): 374-378 |
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| Authors: | TANG Zhong CHEN Yong-wei LIAO Dai-fa JIANG You-hua |
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| Affiliation: | School of Computer and Information Engineering;Shanghai University of Electric Power;Shanghai 200090;China |
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| Abstract: | The instantaneous reactive power algorithm is the most widely used method for harmonics detection in active power filter.During study of the harmonics detecting algorithm based on the instantaneous reactive power theory,it is found that the low-pass filter has important influence on the harmonics detecting circuit's performance.On the basis of simulation work done in MATLAB environment,the best cut-off frequencies,the best order and type of the low-pass filter are obtained finally,making the harmonics detec... |
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| Keywords: | active power filter instantaneous reactive power theory low-pass filter harmonic detection |
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