全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
电网技术  2014 

基于Rife-Vincent自卷积窗插值校正的发电机准同期参量测量方法

DOI: 10.13335/j.1000-3673.pst.2014.02.015, PP. 368-374

Keywords: 准同期参量,测量,Rife-Vincent自卷积窗,插值校正

Full-Text   Cite this paper   Add to My Lib

Abstract:

对准同期参量进行精确快速测量是发电机准同期并列成功的关键。非同步采样时,基于谐波分析理论的准同期参量测量结果会产生较大误差,为此提出了基于Rife-Vincent自卷积窗插值校正的发电机准同期参量测量方法。分析了Rife-Vincent自卷积窗主瓣特性以及自卷积阶数对旁瓣性能的影响,同时给出了基于Rife-Vincent自卷积窗的插值频谱校正方法。通过仿真计算,得到了基波频率波动、谐波影响、噪声影响等不同情况下发电机准同期参量测量结果;同时对电压非稳态情况进行了仿真,分析了误差产生原因。仿真结果表明所提方法性能优越,能有效抑制频谱泄露效应。

References

[1]  丁康, 江利旗, 离散频谱的能量重心校正法[J].振动工程学报, 2001, 14(3):354-358.Ding Kang, Jiang Liqi.Energy centrobaric correction method for discrete spectrum[J].Journal of Vibration Engineering, 2001, 14(3):354-358(in Chinese).
[2]  谢锘, 王晓君, 葛建华.DFT测频的加窗插值算法与实现[J].电子科技大学学报, 2011, 40(2):192-196.Xie Nuo, Wang Xiaojun, Ge Jianhua.Algorithm and implementation of windowed interpolation for DFT measuring frequency[J].Journal of Electronic Science and Technology of China, 2011, 40(2):192-196(in Chinese).
[3]  段虎明, 秦树人, 李宁.离散频谱的校正方法综述[J].振动与冲击, 2007, 26(11):139-145.Duan Huming, Qin Shuren, Li Ning.Review of correction methods for discrete spectrum[J].Journal of Vibration Engineering, 2007, 26(11):139-145(in Chinese).
[4]  张介秋, 梁昌洪, 陈砚圃.一类新的窗函数—卷积窗及其应用[J].中国科学, E辑, 2005, 35(7):773-784.Zhang Jieqiu, Liang Changhong, Chen Yanpu.A new family of windows-convolution windows and their applications[J].Science in China, Series E:Technological Sciences, 2005, 35(7):773-784(in Chinese).
[5]  卢志刚, 吴士昌, 贺仁睦, 等.发电机的广义跟踪同期控制研究[J].中国电机工程学报, 1997, 17(3):149-156.Lu Zhigang, Wu Shichang, He Renmu, et al.Research of generalized following synchronous control[J].Proceedings of the CSEE, 1997, 17(3):149-156(in Chinese).
[6]  叶念国.由我国同期装置的现状所引发的思考[J].电网技术, 1998, 22(12):74-77.Ye Nianguo.Current situation and existing problems of current synchronizers in china[J].Power System Technology, 1998, 22(12):74-77(in Chinese).
[7]  黄纯, 何怡刚, 江亚群.一种新的自动准同期并列算法的研究[J].中国电机工程学报, 2005, 25(3):60-64.Huang Chun, He Yigang, Jiang Yaqun.Novel algorithm for automatic synchronization[J].Proceedings of the CSEE, 2005, 25(3):60-64(in Chinese).
[8]  肖雁鸿, 毛筱, 周靖林, 等.电力系统谐波测量方法综述[J].电网技术, 2002, 26 (6):61-64.Xiao Yanhong, Mao Xiao, Zhou Jingling, et al.A survey on measuring method for harmonics in power system[J].Power System Technology, 2002, 26 (6):61-64(in Chinese).
[9]  Pham V, Wong K.Wavelet-transform-based algorithm for harmonic analysis of power system waveforms[J].IEE Proceedings-Generation, Transmission and Distribution, 1999, 146 (3): 249-254.
[10]  张鹏, 李红斌.一种基于离散小波变换的谐波分析方法[J].电工技术学报, 2012, 27(3):252-258.Zhang Peng, Li Hongbin.A novel algorithm for harmonic analysis based on discrete wavelet transforms[J].Transactions of China Electrotechnical Society, 2012, 27(3):252-258(in Chinese).
[11]  Lin H C.Intelligent neural network-based fast power system harmonic detection[J].IEEE Transactions on Industrial Electronics, 2007, 54(1):43-52.
[12]  金维刚, 刘会金.基于三次样条插值时域采样重构的间谐波检测新算法[J].电网技术, 2012, 36(7):74-79.Jin Weigang, Liu Huijin.A new algorithm for interharmonics measurement based on time domain sampling and reconstruction by cubic spline interpolation[J].Power System Technology, 2012, 36(7):74-79(in Chinese).
[13]  Yang J Z, Yu C S, Liu C W.A new method for power signal harmonic analysis[J].IEEE Transactions on Power Delivery, 2005, 20(2):1235-1239.
[14]  温和, 滕召胜, 王永, 等.改进加窗插值FFT 动态谐波分析算法及应用[J].电工技术学报, 2012, 27(12):270-277.Wen He, Teng Zhaosheng, Wang Yong, et al.Improved windowed interpolation FFT algorithm and application for power harmonic analysis[J].Transactions of China Electrotechnical Society, 2012, 27(12):270-277(in Chinese).
[15]  律方成, 晁红军, 徐志钮, 等.介质损耗数字化测量方法综述[J].华北电力大学学报, 2008, 35(6):21-26.Lü Fangcheng, Chao Hongjun, Xu Zhiniu, et al.Overview of digital method for dielectric loss measurement[J].Journal of North China Electric Power University, 2008, 35(6):21-26(in Chinese).
[16]  林国汉.准同期参数测量算法研究[J].湖南工程学院学报, 2007, 17(3):1-4.Lin Guohan.Research on quasi synchronization parameter measurement algorithm[J].Journal of Hunan Institute of Engineering, 2007, 17(3):1-4(in Chinese).
[17]  江亚群, 何怡刚, 黄纯, 等.双单片机实现的双原理自动准同期并列装置[J].电力自动化设备, 2009, 29(4):87-90.Jiang Yaqun, He Yigang, Huang Chun, et al.Dual- principle- based automatic quasi- synchronization device with two MCUs[J].Electric Power Automation Equipment, 2009, 29(4):87-90(in Chinese).
[18]  曾博, 滕召胜.纳托尔自卷积窗加权电力谐波分析方法[J].电网技术, 2011, 35(8):134-139.Zeng Bo, Teng Zhaosheng.A nuttall self-convolution window-based approach to weighted analysis on power system harmonic[J].Power System Technology, 2011, 35(8):134-139(in Chinese).
[19]  Qian H, Zhao R X, Chen T.Interharmonics analysis based on interpolating windowed FFT algorithm[J].IEEE Transactions on Power Delivery, 2007, 22(2):1064-1069.
[20]  陈奎孚, 王建立, 张森文.频谱校正的复比值法[J].振动工程学报, 2008, 21(3):314-318.Chen Kuifu, Wang Jianli, Zhang Senwen.Spectrum correction based on the complex ratio of discrete spectrum around the main-lobe[J].Journal of Vibration Engineering, 2007, 22(2):1064-1069(in Chinese).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133