| 多重自相关在电力基波频率测最中的应用 |
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| 引用本文： | 陈素明,郑胜峰. 多重自相关在电力基波频率测最中的应用[J]. 电子质量, 2010, 0(4): 4-6 |
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| 作者姓名： | 陈素明 郑胜峰 |
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| 作者单位： | 浙江工贸职业技术学院,浙江,温州,325000 |
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| 摘 要： | 文章对正弦信号的多重自相关运算进行了详细的介绍，并将多重自相关运算应用于电力信号的基波信号的提取中，分析了不同谐波干扰，直流干扰，低信噪比下的检测效果，给电力信号基波提取及谐波含量的高精度分析提供一种新的思路。
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| 关 键 词： | 多重自相关 基波提取 谐波干扰 |
Application of Multi-layer Autocorrelation for Fundamental Frequency Measurement in Power System |
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| Chen Su-ming,Zheng Sheng-feng. Application of Multi-layer Autocorrelation for Fundamental Frequency Measurement in Power System[J]. Electronics Quality, 2010, 0(4): 4-6 |
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| Authors: | Chen Su-ming Zheng Sheng-feng |
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| Affiliation: | Zhejiang Industry & Trade Polytechnic;Zhejiang Wenzhou 325003 |
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| Abstract: | multi-layer autocorrelation calculation for sinusoidal signal is introduced in this paper,and it is used in fundamental frequency measurement of power system.Harmonics content,DC level,white noise which influence precision of fundamental frequency measurement are particularly discussed and analyzed.Simulation results and conclusions are given and it can provide new way of fundamental frequency measurement and harmonic analysis. |
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| Keywords: | Multi-layer correlation Fundamental frequency measurement Harmonic interference |
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