METHOD FOR COMPUTING THE SURGE IMPEDANCE OF TRANSMISSION LINE TOWER BY ELECTROMAGNETIC FIELD THEORY.

被引:0
|
作者
Okumura, Kohsi [1 ]
Kijima, Akira [1 ]
机构
[1] Kyoto Univ, Jpn, Kyoto Univ, Jpn
来源
Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi) | 1985年 / 105卷 / 06期
关键词
ELECTRIC MEASUREMENTS - Impedance - ELECTRIC POWER TRANSMISSION; EHV - ELECTRIC POWER TRANSMISSION; UHV - ELECTROMAGNETIC FIELD THEORY;
D O I
暂无
中图分类号
学科分类号
摘要
From viewpoints of EHV and UHV transmission planning, it is very important to calculate the potential rise of a transmission tower subject to lightning stroke. A new method is proposed to calculate the surge impedance of a transmission tower taking into account the tower structure which has been neglected so far. The results calculated by the proposed method agree well with those measured by the direct method. The fact that the propagation velocity of the current wave on the tower is approximately 70 to 90 percent light velocity has also been confirmed experimentally by the proposed method.
引用
收藏
页码:56 / 64
相关论文
共 50 条
  • [31] Equivalent Multi-Surge Impedance Model of Transmission Line Towers
    Du, Lin
    Yu, Shuai
    Mi, Xiang
    Yang, Qing
    Wang, Youyuan
    PRZEGLAD ELEKTROTECHNICZNY, 2012, 88 (12A): : 259 - 263
  • [32] Surge impedance of independent transmission towers characterized by the direct method
    Ishii, Masaru
    Baba, Yoshihiro
    Electrical Engineering in Japan (English translation of Denki Gakkai Ronbunshi), 1998, 122 (04): : 17 - 24
  • [33] ELECTROMAGNETIC FIELD THEORY SOLUTION OF INFINITE TAPERED-PLANE TRANSMISSION LINE
    AMITAY, N
    YOUNG, F
    LAVI, A
    ZEITSCHRIFT FUR ANGEWANDTE MATHEMATIK UND PHYSIK, 1961, 12 (02): : 89 - &
  • [34] Surge impedance at independent transmission towers characterized by the direct method
    Ishii, M
    Baba, Y
    ELECTRICAL ENGINEERING IN JAPAN, 1998, 122 (04) : 17 - 24
  • [35] Rigorous Method for Calculating Gap Waveguides Impedance Using Transmission Line Theory
    Berenguer, Antonio
    Baquero-Escudero, Mariano
    Sanchez-Escuderos, Daniel
    Vico, Felipe
    2014 8TH EUROPEAN CONFERENCE ON ANTENNAS AND PROPAGATION (EUCAP), 2014, : 2508 - +
  • [36] SEMI-ANALYTICAL METHOD FOR COMPUTING INPUT IMPEDANCE OF GENERAL NONUNIFORM TRANSMISSION-LINE
    AJAYI, OO
    AJOSE, SO
    IEE PROCEEDINGS-H MICROWAVES ANTENNAS AND PROPAGATION, 1988, 135 (04) : 269 - 271
  • [37] Nodal admittance method for response of multiconductor transmission line excited by electromagnetic field
    Lu, Binxian
    Wang, Zezhong
    Diangong Jishu Xuebao/Transactions of China Electrotechnical Society, 2007, 22 (10): : 145 - 149
  • [38] Coplanar transmission line exposed to electromagnetic field
    Cheldavi, A
    Khalaj-Amirhosseini, M
    Abbasi, S
    IEEE 2005 INTERNATIONAL SYMPOSIUM ON MICROWAVE, ANTENNA, PROPAGATION AND EMC TECHNOLOGIES FOR WIRELESS COMMUNICATIONS PROCEEDINGS, VOLS 1 AND 2, 2005, : 1092 - 1095
  • [39] A Novel Directional Relay for HVDC Transmission Line Based on Measured Surge Impedance
    Li, Xiaopeng
    Gao, Shan
    Zang, Tianlei
    2017 IEEE CONFERENCE ON ENERGY INTERNET AND ENERGY SYSTEM INTEGRATION (EI2), 2017,
  • [40] Characteristic impedance perturbation method of transmission line
    Liang, CH
    Lee, L
    CHINESE JOURNAL OF ELECTRONICS, 2002, 11 (02): : 271 - 274