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电网技术  2014 

影响电容式电压互感器谐波传递特性的关键参数

DOI: 10.13335/j.1000-3673.pst.2014.11.032, PP. 3153-3159

Keywords: 电容式电压互感器,谐波,模型,关键参数,杂散电容

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Abstract:

电容式电压互感器(capacitorvoltagetransformer,CVT)已广泛应用在电力系统中,但由于其结构中含有电容和非线性电感等,无法对谐波进行准确测量。综合考虑CVT制造参数和杂散电容等因素,建立CVT谐波阻抗模型并推导其完整的传递函数,并通过模型仿真结果与实测CVT谐波试验结果的对比,验证了模型的准确性;在此基础上仿真分析了CVT的关键参数对其谐波传递特性的影响。对CVT准确测量谐波和CVT设计、生产制造以及工艺优化提供一定的参考借鉴。

References

[1]  凌子恕.高压互感器技术手册[M].北京:中国电力出版社,2005:38.
[2]  全国电压电流等级和频率标准化委员会.GB/T 14549 电能质量公用电网谐波[S].北京:中国标准出版社,1993.
[3]  张玲,郝春娟.电压互感器铁磁谐振过电压及防止[J].电力自动化设备,2000,20(3):29-31. Zhang Ling,Hao Chunjuan.Ferroresonance over-voltage on power transformer and its prevention[J].Electric Power Automation Equipment,2000,20(3):29-31(in Chinese).
[4]  杨育霞,马朝华,许珉.电容电压初值对 CVT 铁磁谐振影响的仿真研究[J].电力自动化设备,2007,27(4):10-13. Yang Yuxia,Ma Chaohua,Xu Min.Simulation research on influence of initial capacitor voltage value on CVT ferroresonance[J].Electric Power Automation Equipment,2007,27(4):10-13(in Chinese).
[5]  朱鸿吉,侯成革,李洪臣.电容式电压互感器铁磁谐振产生机理及其抑制方法[J].电力电容器与无功补偿,2011,32(2):43-46. Zhu Hongji,Hou Chengge,Li Hongchen.Production mechanism of ferro-resonance of capacitive voltage transformer and its suppression method[J].Power Capacitor & Reactive Power ,2011,32(2):43-46(in Chinese).
[6]  王德忠,王季梅.电容式电压互感器速饱和电抗型阻尼器的研究[J].电工技术学报,2000,15(1):41-46. Wang Dezhong,Wang Jimei.A study of the protective device with inductor in series resistance for capacitor voltage transformer[J].Transactions of China Electrotechnical Society,2000,15(1):41-46(in Chinese).
[7]  穆淑云.电容式电压互感器暂态性能的仿真计算[J].电力电容器,2001(1):8-13. Mu Shuyun.The numerical simulation of capacitor voltage transformer transient propert[J].Power Capacitors,2001(1):8-13(in Chinese).
[8]  姚晓健,蔡祖安,陈红.电容式电压互感器的高频暂态特性仿真分析[J].湖南电力,2012,31(2):13-15. Yao Xiaojian,Cai Zuan,Chen Hong.Simulation analysis on high frequency transient for CVT[J].Hunan Electric Power,2012,31(2):13-15(in Chinese).
[9]  郁惟镛,吴小建.电容式电压互感器暂态响应的数字仿真研究[J].继电器,1998,26(1):27-32. Yu Weiyong,Wu Xiaojian.Digital simulation research on transient response of CVT[J].Relay (in Chinese),1998,26(1):27-32(in Chinese).
[10]  熊小伏,周家启,周永忠,等.电容式电压互感器暂态误差的数字校正方法[J].中国电机工程学报,2005,25(12):154-158. Xiong Xiaofu,Zhou Jiaqi,Zhou Yongzhong,et al.Digital revision method on transient error of capacitive voltage transformer[J].Proceedings of the CSEE,2005,25(12):154-158(in Chinese).
[11]  刘胜军.电容式电压互感器的安全运行探讨[J].变压器,2012,49(1):73-75. Liu Shengjun.Safe operation discussion of capacitor voltage transformer[J].Transformer,2012,49(1):73-75(in Chinese).
[12]  靳晓军,赵志斌,杨光,等.基于LabVIEW 的考虑 CVT 宽频传输特性的谐波分析系统设计[J].科学技术与工程,2012:12(8):1770-1773. Jin Xiaojun,Zhao Zhibin,Yang Guang,et al.Design and development of harmonics monitoring system considering wide-band transfer characteristics of CVT based on LabVIEW[J].Science Technology and Engineering(in Chinese),2012:12(8):1770-1773(in Chinese).
[13]  甘磊,张哲,尹项根.基于电容式电压互感器二次信号的行波故障定位方法[J].电网技术,2006,30(5):101-105. Gan Lei,Zhang Zhe,Yin Xianggen.Travelling-wave fault location method based on secondary signal of CVT[J].Power System Technology,2006,30(5):101-105(in Chinese).
[14]  王锐.CVT 谐波测量畸变研究[D].保定:华北电力大学,2009.
[15]  郜洪亮,李琼林,余晓鹏,等.电容式电压互感器的谐波传递特性研究[J].电网技术,2013,37(11):3125-3130. Gao Hongliang,Li Qionglin,Yu Xiaopeng,et al.Harmonic transfer characteristic of capacitor voltage transformer[J].Power System Technology,2013,37(11):3125-3130(in Chinese).
[16]  陈永真,李锦.电容器手册[M].北京:科学出版社,2008:39.
[17]  袁义生.电感器分布电容的建模[J].华东交通大学学报,2008(5):90-93. Yuan Yisheng.Modeling of stray capacitor in inductors[J].Journal of East China Jiao tong University,2008(5):90-93(in Chinese).
[18]  赵志英,龚春英,秦海鸿.高频变压器分布电容的影响因素分析[J].中国电机工程学报,2008,28(9):55-60. Zhao Zhiying,Gong Chunying,Qin Haihong.Effect factors on stray capacitances in high frequency transformers[J].Proceedings of the CSEE,2008,28(9):55-60(in Chinese).
[19]  臧雯,冯志彪.电容式电压互感器的数字仿真模型[J].同济大学学报:自然科学版,2004,32(3):401-406. Zang Wen,Feng Zhibiao.Digital simulation models of capacitor voltage transformer[J].Journal of Tongji University:Sci & Tech,2004,32(3):401-406(in Chinese).
[20]  Pajuelo E L I.An improved least squares voltage phasor estimation technique to minimize the Impact of CCVT transients in protective relaying[D].University of Saskatchewan,Saskatoon, Saskatchewan,Canada S7N 5A9,2006.
[21]  Fernandes D,Neves W L A,Vasconcelos J C A,et al.Comparisons between lab measurements and digital simulations for a coupling capacitor voltage transformer[C]//Transmission & Distribution Conference and Exposition:Latin America,2006. TDC'06. IEEE/PES. IEEE,2006:1-6.

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