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  2007 

基于拉氏反变换的传输线耦合电流半解析解

, PP. 52-56

Keywords: 耦合,半解析解,传输线,电磁脉冲,拉普拉斯变换

Full-Text   Cite this paper   Add to My Lib

Abstract:

根据均匀平面波的特点,可将外场激励下传输线沿线激励的电源视为传输线首端等效电源的延迟,该延迟是空间电磁场相对于传输线入射参数的函数。基于Taylor传输线耦合模型,考虑均匀平面波激励下分布激励源的延迟性,推导了以理想大地为回线拉普拉斯域的传输线终端电流的半解析解公式,然后应用拉普拉斯反变换的性质推导出了时域电流的半解析解。终端耦合电流随着传输线参数和空间电磁场入射参数的变化而变化。仿真结果表明该半解析解公式收敛很快,对分析研究电磁场在传输线上的耦合机理和研究影响耦合电流大小的参数有特别意义。

References

[1]  谢彦召,孙蓓云,聂鑫,等.有界波电磁脉冲模拟器下短线缆效应的理论和实验研究[J].强激光与粒子束,2005,17(11): 1717-1720.
[2]  Xie Yanzhao,Sun Beiyun,Nie Xin,et al.Response of a short single-wire line illuminated by an EMP simulator[J].High Power Laser and Particle Beams,2005,17(11):1717-1720.
[3]  谢彦召,王赞基,王群书.地面附近架高线缆HEMP响应计算的Agrawal和Taylor模型比较[J].强激光与粒子束,2005,17(4):575-580.
[4]  Xie Yanzhao,Wang Zanji,Wang Qunshu.Comparison of Agrawal and Taylor models for response calculations of above ground cable excited by HEMP[J].High Power Laser and Particle Beams,2005, 17(4):575-580(in Chinese).
[5]  莫付江,陈允平,阮江军.架空输电线路雷击感应过电压耦合激励及计算方法分析[J].电网技术,2005,29(6):72-77.
[6]  Mo Fujiang,Chen Yunping,Ruan Jangjun.Analysis on coupling mechanism and calculation method of lightning induced surge on overhead transmission lines[J].Power System Technology,2005, 29(6):72-77(in Chinese).
[7]  D’Amore M,Sabrina M,Scarlatti A.Modeling of magnetic-field coupling with cable bundle harnesses[J].IEEE Trans on Electromagnetic Compatibility,2003,45(3):520-530.
[8]  Antonini G,Orlandi A.Spice equivalent circuit of a two-parallel- wires shielded cable for evaluation of the RF induced voltages at the terminations[J].IEEE Trans on Electromagnetic Compatibility,2004,46(2):189-198.
[9]  Tesche F M,Kalin A W,Brandli B,et al.Estimations of lightning-induced voltage stress within buried shielded conduits [J].IEEE Trans on Electromagnetic Compatibilty,1998,40(4):492-503.
[10]  Kruse V J,Liu T K,Tesche F M.Flashover vulnerability of transmission and distribution lines to high altitude electromagnetic pulse(HEMP)[J].IEEE Trans on Power Delivery,1990,5(2): 1164-1169.
[11]  Tesche F M,Ianoz M V,Karlsson T.EMC analysis methods and computational models[M].New York:John Wiley & Sons,2001.
[12]  卢斌先,王泽忠,李成榕,等.500 kV 变电站开关操作瞬态电场测量与研究[J].中国电机工程学报,2004,24(4):133-138.
[13]  Lu Binxian,Wang Zezhong,Li Chengrong,et al.Measurement and research of switching operation transient electric field in 500 kV substations[J].Proceedings of the CSEE,2004,24(4):133-138(in Chinese).
[14]  司大军,束洪春,陈学允,等.输电线路雷击的电磁暂态特征分析及其识别方法研究[J].中国电机工程学报,2005,25(5):64-69.
[15]  Si Dajun,Shu Hongchun,Chen Xueyun,et al.Study on characteristics and identification of transients on transmission lines caused by lightning stroke[J].Proceedings of the CSEE,2005,25(5):64-69(in Chinese).
[16]  吴桂芳.我国±500 kV直流输电工程的电磁环境问题[J].电网技术,2005,29(11):5-8.
[17]  Wu Guifang.Electromagnetic environment problem brought about by ±500 kV substation DC transmission project in China[J].Power System Technology,2005,29(11):5-8(in Chinese).
[18]  Taylor C D,Satterwhite R S,Harrison C W.The response of a terminated two-wire transmission line excited by a nonuniform electromagnetic field[J].IEEE Trans on Antennas Propagation,1965,3(6):987-989.
[19]  Agrawal A K,Price H J,Gurbaxani S H.Transient response of multiconductor transmission lines excited by a nonuniform electromagnetic field[J].IEEE Trans on Electromagnetic Compatibility,1980,22:119-129.
[20]  Racchidi F.Formulation of field to coupling equations transmission line in terms of magnetic excitation field[J].IEEE Trans on Electromagnetic Compatibility.1994,35(3):404-407.
[21]  Tesche F M,Barnes P R.A multiconductor models for determining the response of power transmission line and distribution lines to a high altitude electromagnetic pulse (HEMP)[J].IEEE Trans on Power Delivery,1989,4(3):1955-1964.
[22]  Hansen D,Schaer H,Koenigstein D,et al.Response of an overhead wire near a NEMP simulator[J].IEEE Trans on Electromagnetic Compatibility,1990,31(1):18-27.

Full-Text

Contact Us

service@oalib.com

QQ:3279437679

WhatsApp +8615387084133