| 基于单片机的谐波检测仪的设计 |
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| 引用本文： | 毕莹,刘小河. 基于单片机的谐波检测仪的设计[J]. 现代电子技术, 2008, 31(6): 161-164 |
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| 作者姓名： | 毕莹 刘小河 |
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| 作者单位： | 北京信息科技大学,北京,100085 |
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| 基金项目： | 北京市人才强教拔尖创新人才项目，国家自然科学基金项目(B类) |
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| 摘 要： | 为改善以电弧炉为负载的电网谐波问题,对以单片机为核心的谐波检测仪进行了研究,能够检测电网谐波及电网各参数计算显示。主要阐述了精度较高的加窗插值的FFT算法,提出了单片机控制的硬件和软件设计,包括单片机及其外围电路、电流与电压采样电路和驱动电路等硬件结构,以及软件流程和部分源程序。
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| 关 键 词： | 电网谐波 谐波检测 FFT 电弧炉 |
| 文章编号： | 1004-373X(2008)06-161-04 |
| 修稿时间： | 2007-10-09 |
Design of Harmonic Measurer Based on MCU |
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| BI Ying,LIU Xiaohe. Design of Harmonic Measurer Based on MCU[J]. Modern Electronic Technique, 2008, 31(6): 161-164 |
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| Authors: | BI Ying LIU Xiaohe |
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| Abstract: | To improve the problem of power system harmonic loaded on arc furnace,a design of harmonic measure basedon MCU is studied,which power system harmonic is detected and the value of each calculated parameter is displayed.Mostly the high precision of windows and interpolated FFT is expatiated.The MCU control hardware and software are designed,which consist of peripheral circuit,current and voltage sampling circuits,driving circuit,control strategy,software flow and part of programme. |
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| Keywords: | power system harmonic harmonic detection FFT arc furnace |
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