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...

采用等安匝合成电源的电流互感器谐波特性测量方法

DOI: 10.13334/j.0258-8013.pcsee.2015.12.028, PP. 3154-3160

Keywords: 电流互感器,谐波特性,等安匝合成电源,标准分流器,差值法

Full-Text   Cite this paper   Add to My Lib

Abstract:

为解决电流互感器(currenttransformer,CT)谐波特性测量所面临的基波电流大、谐波电流的成分及幅值可控、溯源难度大等问题,提出了采用等安匝合成电源实现的CT谐波特性测量方法:基波电流源与谐波电流源的输出分别经过各自的等安匝回路穿过CT线圈以实现一次电流的合成、通过匝数的变化可调节电流测量范围、通过改变谐波电流源的频率可实现谐波的成分变化,各等安匝回路中均串接标准分流器以便于溯源,其二次输出电压经串联叠加后形成标准量,与作为被测量的CT二次负荷电压通过差值法获得CT谐波特性。构建了等安匝合成电源并对CT试品进行了测试,测量结果验证了所提方法的有效性。

References

[1]  林海雪.电力系统谐波水平的主要控制方法[J].电网技术,2010,34(12):68-73.Lin Haixue.Principal control methods of harmonic level in power system[J].Power System Technology,2010,34(12):68-73(in Chinese).
[2]  郭伟峰,徐殿国,武健,等.LCL有源电力滤波器新型控制方法[J].中国电机工程学报,2010,30(3):42-48.Guo Weifeng,Xu Dianguo,Wu Jian,et al.Novel control method for LCL active power filter[J].Proceedings of the CSEE,2010,30(3):42-48(in Chinese).
[3]  冯宇,王晓琪,陈晓明,等.电容式电压互感器电路参数对电网谐波电压测量的影响[J].中国电机工程学报,2014,34(28):4968-4975.Feng Yu,Wang Xiaoqi,Chen Xiaoming,et al.Influences of circuit parameters of capacitor voltage transformer on grid harmonic voltage measurements[J].Proceedings of the CSEE,2014,34(28):4968-4975 (in Chinese).
[4]  余南华,李兰芳,王玲,等.基于云模型的谐波电流异常检测[J].中国电机工程学报,2014,34(25):4395-4401.Yu Nanhua,Li Lanfang,Wang Ling,et al.Abnormal detection for harmonic currents based on cloud model [J].Proceedings of the CSEE,2014,34(25):4395-4401 (in Chinese).
[5]  刘延冰,李红斌,叶国雄,等.电子式互感器原理、技术及应用[M].北京:科学出版社,2009:11-104.Liu Yanbing,Li Hongbin,Ye Guoxiong,et al.Principle,technology and application of electronic instrument transformer[M].Beijing:Science Press,2009:11-104(in Chinese).
[6]  冯宇,王晓琪,吴士普,等.电子式电流互感器谐波传变特性分析与研究[J].电测与仪表,2013,50(9):11-16.Feng Yu,Wang Xiaoqi,Wu Shipu,et al.Analysis and research of electronic current transformers harmonic transfer characteristics[J].Electrical Measurement & Instrumentation,2013,50(9):11-16 (in Chinese).
[7]  李斌勤,陈伟根,李刚.谐波对电网中有功计量装置的影响[J].电网技术,2010,34(6):154-159.Li Binqin,Chen Weigen,Li Gang.Analysis on affects of harmonic on active energy metering devices[J].Power System Technology,2010,34(6):154-159(in Chinese).
[8]  陈乔夫.互感器电抗器的理论与计算[M].武汉:华中理工大学出版社,1994:105-174.Chen Qiaofu. Theoretical and computational of transformers reactors[M] .Wuhan:Huazhong University of Science and Technology Press,1994:105-174(in Chinese).
[9]  凌子恕.高压互感器技术手册[M].北京:中国电力出版社,2006:154-177.Ling Zishu.Technical manual of high voltage instrument transformer[M].Beijing:China Electric Power Press,2006:154-177(in Chinese).
[10]  刘振亚.国家电网公司物资采购标准交流电流互感器卷 [M].2009年版.北京:中国电力出版社,2009:1-172.Liu Zhenya.AC current instrument transformer volume of SGCC supplies purchasing standard[M].2009 Edition.Beijing:China Electric Power Press,2009:1-172(in Chinese).
[11]  全国电压电流等级和频率标准化技术委员会.GB/T 14549—1993 电能质量 公用电网谐波[S].北京:中国标准出版社,1994.Chinese National Technical Committee on Standard Voltages,Current Ratings and Frequencies of Standardization.GB/T 14549—1993 Quality of electric energy supply-harmonics in public supply network [S].Beijing:Standard Press of China,1994(in Chinese).
[12]  全国互感器标准化技术委员会.GB/T 20840.8—2007 第8部分:电子式电流互感器[S].北京:中国标准出版社,2007.National Standardization Technical Committees of Current Transformer.GB/T 20840.8—2007 Instrument transformers-Part 8:electronic current transformers [S].Beijing:Standard Press of China,2007(in Chinese).
[13]  孙玉娇,周勤勇,申洪.未来中国输电网发展模式的分析与展望[J].电网技术,2013,37(7):1929-1935.Sun Yujiao,Zhou Qinyong,Shen Hong.Analysis and prospect on development patterns of China’s power transmission network in future[J].Power System Technology,2013,37(7):1929-1935(in Chinese).
[14]  戴武昌,陈东魁,张威,等.大容量远距离交流输电系统无功平衡及稳态电压控制[J].电网技术,2013,37(4):1101-1105.Dai Wuchang,Chen Dongkui,Zhang Wei,et al.Reactive power balance and steady voltage control of large-scale long-distance AC transmission system[J].Power System Technology,2013,37(4):1101-1105(in Chinese).
[15]  刘楠,唐晓骏,马世英,等.负荷模型对电力系统短路电流计算的影响[J].电网技术,2011,35(8):144-149.Liu Nan,Tang Xiaojun,Ma Shiying,et al.Influences of load models on power system short-circuit current calculation[J].Power System Technology,2011,35(8):144-149(in Chinese).
[16]  辜承林,陈乔夫,熊永前.电机学 [M].3版.武汉:华中科技大学出版社,2010:11-24.Gu Chenglin, Chen Qiaofu, Xiong Yongqian.Electric machinery [M].Third Edition.Wuhan:Huazhong University of Science and Technology Press, 2010:11-24(in Chinese).
[17]  牛胜锁,梁志瑞,张建华,等.基于三谱线插值FFT的电力谐波分析算法[J].中国电机工程学报,2012,32(16):130-136.Niu Shengsuo,Liang Zhirui,Zhang Jianhua,et al.An algorithm for electrical harmonic analysis based on triple-spectrum-line interpolation FFT[J].Proceedings of the CSEE,2012,32(16):130-136(in Chinese).
[18]  曾博,滕召胜.纳托尔窗改进FFT动态谐波参数估计方法[J].中国电机工程学报,2010,30(1):65-71.Zeng Bo,Teng Zhaosheng.Improved FFT approach for the dynamic state estimation of harmonic parameters based on the nuttall window[J].Proceedings of the CSEE,2010,30(1):65-71(in Chinese).
[19]  张朝阳,张春熹,王夏霄,等.数字闭环全光纤电流互感器信号处理方法[J].中国电机工程学报,2009,29(30):42-46.Zhang Chaoyang,Zhang Chunxi,Wang Xiaxiao,et al.Signal processing system for digital closed-loop fiber optic current sensor[J].Proceedings of the CSEE,2009,29(30):42-46(in Chinese).
[20]  王夏霄,王野,王熙辰,等.全光纤电流互感器动态特性实验研究[J].电力系统保护与控制,2014,42(3):9-14.Wang Xiaxiao,Wang Ye,Wang Xichen,et al.Experimental research on dynamic characteristics of fiber optical current transformer[J].Power System Protection and Control,2014,42(3):9-14(in Chinese).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133