谷建宏,廖成,叶志红,杨丹

• 1:西南交通大学电磁场与微波技术研究所
• 2:重庆邮电大学通信与信息工程学院

摘要(Abstract)：

由于传统的电磁暂态分析程序ATP-EMTP在对雷电直击杆塔的浪涌进行估计时不够准确,故将传统FDTD方法与细导线FDTD方法结合起来,对雷击杆塔的过程进行建模,模拟和分析雷击杆塔引起的浪涌信号在塔上三相电线上耦合产生的过电流响应,同时分析了绝缘子的击穿电压和击穿时间。研究结果表明,基于FDTD方法雷击杆塔的线上电流比ATP-EMTP要小,可以有效地估计输电线路和绝缘子的耐雷水平。

关键词(KeyWords)： 细导线FDTD;杆塔结构;过电流响应;绝缘子;雷击杆塔;浪涌分析

Abstract:

Keywords:

基金项目(Foundation): 国家重点基础研究发展计划(973计划)(2013CB328904)~~

作者(Author): 谷建宏,廖成,叶志红,杨丹

DOI: 10.16652/j.issn.1004-373x.2018.05.026

参考文献(References)：

• [1]张志劲.500 k V同杆双回输电线路耐雷性能研究[D].重庆:重庆大学,2002.ZHANG Zhijin.Analysis on the lightning protection performance of 500 k V double-circuit transmission line[D].Chongqing:Chongqing University,2002.
• [2]刘渝根,刘纬,陈先禄.500 k V变电站雷电侵入波研究[J].重庆大学学报(自然科学版),2000(3):17-19.LIU Yugen,LIU Wei,CHEN Xianlu.Research on lightning intruded wave for 500 k V substations[J].Journal of Chongqing University(natural science edition),2000(3):17-19.
• [3]NODA T.A tower model for lightning overvoltage studies based on the result of an FDTD simulation[J].IEEE transactions on power and energy,2007,127:379-388.
• [4]丁美新,李慧峰,朱子述,等.雷电流波形的数学模型及频谱仿真[J].高电压技术,2002(6):8-10.DING Meixin,LI Huifeng,ZHU Zishu,et al.The mathematical model and frequency spectrum simulation of lightning current[J].High voltage engineering,2002(6):8-10.
• [5]NODA Taku,TATEMATSU Akiyoshi,SHIGERU Yokoyama.Improvements of an FDTD-based surge simulation code and its application to the lightning overvoltage calculation of a transmission tower[J].Electric power systems research,2007,77(11):1495-1500.
• [6]李韦霖,杨琳,李慧,等.雷电通道模型研究与应用.现代电子技术,2010,33(5):174-178.LI Weilin,YANG Lin,LI Hui,et al.Research and application of lightning channel model[J].Modern electronics technique,2010,33(5):174-178.
• [7]AMETANI A,KAWAMURA T.A method of a lightning surge analysis recommended in Japan using EMTP[J].IEEE transactions on power delivery,2005,20(2):867-875.
• [8]ISHII M,KAWAMURA T,KOUNO T,et al.Multistory transmission tower model for lightning surge analysis[J].IEEE transactions on power delivery,1991,6(3):1327-1335.