| 电能质量短时扰动检测及其DSP实现 |
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| 引用本文： | 广建设,全惠敏,戴瑜兴,王金武. 电能质量短时扰动检测及其DSP实现[J]. 测控技术, 2010, 29(1): 18-21 |
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| 作者姓名： | 广建设 全惠敏 戴瑜兴 王金武 |
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| 作者单位： | 湖南大学电气与信息上程学院,湖南,长沙,410082;湖南大学电气与信息上程学院,湖南,长沙,410082;湖南大学电气与信息上程学院,湖南,长沙,410082;湖南大学电气与信息上程学院,湖南,长沙,410082 |
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| 摘 要： | 工业生产中对电能质量短时扰动精确检测的需求日益增长,设计了基于DSP的电能质量短时扰动检测装置。分析了Teager能量算子检测短时扰动的原理,针对高频扰动的情况使用了小波变换优化算法,并给出了Teager算法在DSP上的具体实现。实验结果证明该方法是可行而且高效的。
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| 关 键 词： | Teager能量算子 电能质量 短时扰动 DSP 小波变换 |
Short-Time Disturbance of Power Quality Detection and Implementation Based on DSP |
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| GUANG Jian-she,QUAN Hui-min,DAI Yu-xing,WANG Jin-wu. Short-Time Disturbance of Power Quality Detection and Implementation Based on DSP[J]. Measurement & Control Technology, 2010, 29(1): 18-21 |
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| Authors: | GUANG Jian-she QUAN Hui-min DAI Yu-xing WANG Jin-wu |
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| Affiliation: | College of Electrical and Information Engineering;Hunan University;Changsha 410082;China |
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| Abstract: | Coping with the growing demand for accurate detect short-time disturbance of power quality,a measuring equipment is designed to detect short-time disturbance of power quality based on DSP.The theory of detect short-time disturbance by using Teager energy operator is analyzed,the method based on wavelet transform is optimized in the case of harmonics existed and the implementation of the algorithm on DSP based circuit is presented.Experiment proves the method is effectively and efficaciously. |
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| Keywords: | Teager energy operator power quality short-time disturbance DSP wavelet transform |
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