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  2011 

单相及单极多分裂导线起晕电压计算方法

, PP. 165-169

Full-Text   Cite this paper   Add to My Lib

Abstract:

为研究单相/单极分裂导线的起晕电压特性,采用手册法和模拟电荷法相结合,建立了分裂导线起晕电压的计算模型。考虑到分裂导线所在位置不同和子导线表面位置不同会引起导线上电晕放电的差异,采用手册法确定起晕时子导线表面的场强分布,然后用模拟电荷法得到了分裂导线起晕电压。理论计算结果与试验数据吻合较好,表明了该方法的有效性。最后,利用该方法讨论了分裂导线的几何尺寸,如分裂间距、子导线半径和子导线数目等对起晕电压的影响;仅从电晕特性的方面考虑,推荐了导线选型的最优方案。

References

[1]  邵方殷.1000kV特高压输电线路的电磁环境[J].电网技术,2007,31(22):5-10.
[2]  Shao Fangyin.Electromagnetic environment of 1000kV UHV transmission line[J].Power System Technology,2007,31(22):5-10(in Chinese).
[3]  易辉,熊幼京.1000kV交流特高压输电线路运行特性分析[J].电网技术,2006,30(15):5-11.
[4]  Yi Hui,Xiong Youjing.Analysis on operating characteristic for 1000kV AC UHV transmission line[J].Power System Technology,2006,30(15):5-11(in Chinese).
[5]  张弦.500kV线路电晕条件选择导线截面[J].云南电力技术,2000,28(1):8-9.
[6]  Zhang Xian.Selection for 500kV transmission line section due to the corona condition[J].Yunnan Electric Power Technology,2000,28(1):8-9(in Chinese).
[7]  舒印彪.1000kV交流特高压输电技术的研究与应用[J].电网技术,2005,29(19):9-14.
[8]  王建华,文武,阮江军.特高压交流输电线路工频磁场在人体内的感应电流密度计算分析[J].电网技术,2007,31(13):11-14.
[9]  Wang Jianhua,Wen Wu,Ruan Jiangjun.Calculation and analysis on power frequency magnetic field induced current density within human body under UHVAC transmission line[J].Power System Technology,2007,31(13):11-14(in Chinese).
[10]  Abdel-Salam M,Abdel-Aziz E Z.Corona power loss determination on multi-phase power transmisision lines[J].Electric Power Systems Research,2001,58(2):123-132.
[11]  Abdel-Salam M,Shamloul D.Computation of ion-flow field of AC coronating wires by charge simulation techniques[C]/IEEE Industry Applications Society Annual Meeting.Pittsburgh,PA:IEEE,1988:1677-1683.
[12]  范建斌,李中新.直流电压下导线起晕电压计算方法[J].电工技术学报,2008,23(10):100-105.
[13]  Fan Jianbin,Li Zhongxin.Calculation method for DC onset voltage[J].Transactions of China Electrotechnical Society,2008,23(10):100-105(in Chinese).
[14]  张宇,郑伟,文武,等.架空线路分裂导线表面电位梯度的数值计算[J].高电压技术,2005,31(1):232-243.
[15]  Zhang Yu,Zheng Wei,Wen Wu,et al.Numerical calculation of electric field intensity on the surface of bundle conductors of overhead transmission lines[J].High Voltage Engineering,2005,31(1):232-243(in Chinese).
[16]  黄道春,阮江军,余世峰,等.特高压紧凑型输电线路工频电场强度计算[J].高电压技术,2006,32(7):69-71.
[17]  Huang Daochun,Ruan Jianjun,Yu Shifeng,et al.Calculation of power frequency electric field intensity of ultrahigh voltage compact transmission lines[J].High Voltage Engineering,2006,32(7):69-71 (in Chinese).
[18]  Ei Bahy M M,Abounelsaad M,Abdel Gawad N,et al.Onset voltage of negative corona on stranded conductors[J].Journal of Physics D:Applied Physics,2007,40(10):3094-3101.
[19]  Al-Hamouz Z,Abdel-Salam M.Finite element solution of monopolar corona on boundle conductors[C]//IEEE Industry Applications Society Annual Meeting.New Orleans,Louisiana:IEEE,1997:1777-1783.
[20]  Abdel-Salam M,Farghally M,Abdel-Sattar S.Monopolar corona on bundle conductors[J].IEEE Trans on Power Apparatus and System,1982,101(10):4079-4089.
[21]  Abdel-Salam M,Farghally M,Abdel-Sattar S.Calculation of corona V-I characteristics on monopolar bundles using the charge simulation method[J].IEEE Trans on Electrical Insulation,1989,24(4):669-679.
[22]  Zengeneh A,Gholami A,Zamani V.A new method for calculation of corona inception voltage in stranded conductors of overhead transmission lines[C]//First International Power and Energy Conference.Putrajaya,Malaysia:IEEE,2006:571-574.
[23]  Al-Hamouz Z M,Abdel-Salam M.Finite-element solution of monopolar corona on bundle conductors[J].IEEE Trans on Industry Applications,1999,35(2):380-386.
[24]  能源部东北电力设计院.电力工程高压送电线路设计手册[M].北京:水利电力出版社,1992:27-32.
[25]  万启发,陈勇,谷莉莉,等.特高压交流输电工程导线截面及分裂形式研究[J].高电压技术,2008,34(3):432-437.
[26]  Wan Qifa,Chen Yong,Gu Lili,et al.Research on section and split way of conductors for UHVAC transmission project[J].High Voltage Engineering,2008,34(3):432-437(in Chinese).
[27]  万启发,陈勇,谢梁,等.特高压交流输电工程设备的电晕试验[J].高电压技术,2007,33(3):14-17.
[28]  Wan Qifa,Chen Yong,Xie Liang,et al.Corona experiment of apparatus in the UHV AC power system[J].High Voltage Engineering,2007,33(3):14-17(in Chinese).

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133