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220kV输电线路反击耐雷性能及高电位转移现象的研究

DOI: 10.16188/j.isa.1003-8337.2015.04.009, PP. 43-47

Keywords: 反击耐雷性能,高电位转移,ATP/EMTP

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Abstract:

采用ATP/EMTP软件对?亭地区220kV输电线路建模,通过软件仿真,分析了避雷器安装方式及工频相位角对线路反击耐雷性能的影响。利用两者对线路反击耐雷性能的影响,提出了两种新方案,并针对雷击杆塔这种情况,仿真分析了原方案及两种新方案的反击耐雷性能及高电位转移后对相邻杆塔的影响。结果表明:方案二的反击耐雷性能好,而且高电位转移现象轻微,不威胁相邻杆塔的安全运行。

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