| 低压配电网电压质量检测系统的设计 |
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| 引用本文： | 曹云东,韩先鹤,刘晓明,华争祥.低压配电网电压质量检测系统的设计[J].低压电器,2011(6):46-50. |
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| 作者姓名： | 曹云东 韩先鹤 刘晓明 华争祥 |
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| 作者单位： | 沈阳工业大学,特种电机与高压电器重点实验室,辽宁,沈阳,110870 |
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| 基金项目： | 辽宁省教育厅优秀人才支撑计划，国家自然科学基金项只，教育部新世纪优秀人才支持计划 |
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| 摘 要： | 针对日益严重的低压配电网电压质量问题,提出了一种新型的电压质量检测装置的设计方案。系统采用基于核的微处理器LPC2210为主控制器,运用快速傅里叶变换和小波变换,提取电网电压信号的特征量;通过判断特征量的大小,得到电网电压的性质;给出了检测系统的现代电器设计理论、硬件设计和软件设计的设计方案。试验结果证明了该系统在低压配电网电压质量检测中的有效性和可靠性。
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| 关 键 词： | 低压配电网 电压质量 检测系统 小波变换 |
Design of Low Voltage Distribution Network Voltage Quality Detection System |
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| CAO Yundong,HAN Xianhe,LIU Xiaoming,HUA ZhengXiang.Design of Low Voltage Distribution Network Voltage Quality Detection System[J].Low Voltage Apparatus,2011(6):46-50. |
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| Authors: | CAO Yundong HAN Xianhe LIU Xiaoming HUA ZhengXiang |
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| Affiliation: | CAO Yundong,HAN Xianhe,LIU Xiaoming,HUA ZhengXiang(Key Laboratory of Special Motor and High Voltage Apparatus,Shenyang University of Technology,Shenyang 110870,China) |
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| Abstract: | Against the growing problem of low voltage distribution network voltage quality,a new design of voltage quality detection device was proposed,the system was based on ARM microprocessor named LPC2210 using the fast Fourier transform and wavelet transform to extract features of the grid voltage signal,then the natures of the grid voltage were detenmined through these features.The overall program of the hardware design and software de-sign was given.Experimental results showed the system was effective and reli... |
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| Keywords: | low voltage distribution network voltage qulity detection system wavelet transform |
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