基于MATLAB的数字低通滤波器的谐波检测系统研究 |
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引用本文: | 岳殿霞,郭松林. 基于MATLAB的数字低通滤波器的谐波检测系统研究[J]. 中国电子商务, 2011, 0(12) |
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作者姓名: | 岳殿霞 郭松林 |
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作者单位: | 1. 吉林铁道职业技术学院电气工程系,吉林吉林,132002 2. 黑龙江科技学院电气与信息工程学院,黑龙江哈尔滨,150027 |
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基金项目: | (黑龙江省教育厅项目)基于数字低通滤波器的工频电参数测量系统设计.项目 |
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摘 要: | 为有效克服滤波器中谐波检测系统的缺陷,本文设计出一种新型数字低通滤波器。在设计过程中分析了ip-iq谐波电流检测算法,并研制出谐波检测电路。实验结果验证了此低通滤波器的可靠性。
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关 键 词: | 低通滤波器 瞬时无功功率 谐波检测 |
Study on the Digital Low Pass Filter in Harmonics Detection Based on MATLAB |
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Abstract: | For the defects of harmonics detection of the active power filter,digital low pass filter is designed.The harmonic current detection method ip-i q is analyzed as well as the harmonics detection circuit is designed. Experimental results verify the speed and accuracy of the harmonic detection method. This system is steady and easy to run,showing a great prospect. |
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Keywords: | Digital low pass filter Instantaneous reactive power Harmonics detection |
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