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电网技术  2011 

山区复杂地形条件下输电线路雷击跳闸故障分析方法

, PP. 136-141

Keywords: 山区,复杂地形,绕击,输电线路,全档距,故障复现,最大绕击电流

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Abstract:

为提高山区输电线路防雷水平,揭示部分已安装塔顶避雷针或避雷线侧针保护失效原因,应加强对雷击点位置的诊断分析。基于雷电定位系统监测数据,利用三维地理信息系统扫描提取的故障杆塔邻近档距精细地形地貌数据,建立全档距三维全景复现防雷性能计算模型,仿真故障时刻状态,分析确定故障性质和雷击点范围,并考虑邻近杆塔绝缘水平差异和防雷措施保护范围的影响校核雷击点区间。运用该方法对发生在山区的典型故障进行三维全景复现,得到的分析结果能够较好地与故障情况吻合,并且量化解释了部分现有防雷措施失效的原因,对后续防雷改造具有显著的工程指导意义。

References

[1]  IEEE Std 1243—1997,IEEE guide for improving the lightning performance of transmission lines[S].New York,USA:The Institute of Electrical and Electronics Engineers,Inc.,1997.
[2]  王洪泽.导线和地面临界电场强度不相同时雷电最大击距的计算公式[J].广西电力技术,1996(2):10-14.
[3]  Wang Hongze.A formula for calculating the maximum striking distance with different critical electric field strengths of conductors and the ground[J].Guangxi Electric Power Technology,1996(2):10-14(in Chinese).
[4]  国网电力科学研究院.输变电设备防雷技术与策略的研究[R].武汉:国网电力科学研究院,2009.
[5]  Qian Guanjun,Wang Xiaoyu,Ding Yizheng,et al.Investigation of typical direct lightning strike incidents on 500 kV lines[J].High Voltage Engineering,1997,23(2):72-74,83(in Chinese).
[6]  徐颖.俄罗斯《6~1 150 kV电网雷电和内过电压防护导则》中110~1150 kV架空线路防雷保护介绍[J].电网技术,2003,27(6):73-76.
[7]  李培国.国外对特高压输电线路雷击跳闸原因的一个新观点[J].电网技术,2000,24(7):63-65.
[8]  Li Peiguo.A new viewpoint about lightning trip-out of UHV transmission lines[J].Power System Technology,2000,24(7):63-65(in Chinese).
[9]  贺恒鑫.计及工作电压的直流输电线路雷电绕击特性计算模型研究[D].武汉:华中科技大学,2007.
[10]  李晓岚,尹小根,何俊佳.击距系数的实验研究与理论分析[J].高电压技术,2008,34(1):41-44.
[11]  Li Xiaolan,Yin Xiaogen,He Junjia.Experimental research and theoretical analysis on striking distance factor[J].High Voltage Engineering,2008,34(1):41-44(in Chinese).
[12]  谷山强,陈家宏,陈维江,等.输电线路防雷性能时空差异化评估方法[J].高电压技术,2009,35(2):294-298.
[13]  Gu Shanqiang,Chen Jiahong,Chen Weijiang,et al.Evaluation model of the time-space-difference of lightning protection performance of transmission lines[J].High Voltage Engineering,2009,35(2):294-298(in Chinese).
[14]  李瑞芳,吴广宁,曹晓斌,等.山区输电线路雷电绕击跳闸率的计算[J].电网技术,2010,34(12):142-146.
[15]  Li Ruifang,Wu Guangning,Cao Xiaobin,et al.Calculation of shielding failure trip-out rate for transmission lines in mountain areas[J].Power System Technology,2010,34(12):142-146(in Chinese).
[16]  王巨丰,刘赟,黎彬,等.基于向量电气几何模型的输电线路绕击耐雷性能研究[J].电网技术,2008,32(S2):240-244.
[17]  Wang Jufeng,Liu Yun,Li Bin,et al.Research on shielding failure flashover rate for transmission line based on vector electric geometry model[J].Power System Technology,2008,32(S2):240-244(in Chinese).
[18]  马御棠,吴广宁,张星海,等.地形对输电线路最大绕击电流的影响[J].电瓷避雷器,2010(1):29-32.
[19]  Ma Yutang,Wu Guangning,Zhang Xinghai,et al.Influence of topography on max shielding failure lighting current of transmission lines[J].Insulators and Surge Arresters,2010(1):29-32(in Chinese).
[20]  杜澍春.关于输电线路防雷计算中若干参数及方法的修改建议[J].电网技术,1996,20(12):53-56.
[21]  Du Shuchun.Suggestion on revising the calculation method and some parameters used in lightning protection of transmission line[J].Power System Technology,1996,20(12):53-56(in Chinese).
[22]  张殿生.电力工程高压送电线路设计手册[M].2版.北京:中国电力出版社,2002:153-161.
[23]  李细楚.220 kV永红线雷击故障分析及防范对策[J].湖北电力,2009,33(4):72-74.
[24]  Li Xichu.Analysis and preventive of lightning fault on Suizhou
[25]  22 0 kV Yonghong line[J].Hubei Electric Power,2009,33(4):72-74(in Chinese).
[26]  刘晓东.110 kV线路几起雷击故障分析及其对策[J].高电压技术,2002,28(9):52-53.
[27]  Liu Xiaodong.Analysis of lightning failure on 110 kV lines[J].High Voltage Engineering,2002,28(9):52-53(in Chinese).
[28]  童雪芳,王海涛,陈家宏,等.雷电定位系统地闪密度分布图与雷击故障相关性分析[J].高电压技术,2008,34(12):2924-2929.
[29]  Tong Xuefang,Wang Haitao,Chen Jiahong,et al.Analysis of correlation between cloud-to-ground flash density map using LLS and lightning flashover[J].High Voltage Engineering,2008,34(12):2924-2929(in Chinese).
[30]  徐海宁,沈晓龙.湖北500 kV输电线路雷击故障分析及防治[J].湖北电力,2009,33(5):37-39.
[31]  Xu Haining,Shen Xiaolong.Faults analysis and prevention of lightning stroke on 500 kV transmission lines in Hubei power Grid [J].Hubei Electric Power,2009,33(5):37-39(in Chinese).
[32]  王巨丰,陈宙平,余寿全,等.钦州110 kV燕江线雷击故障统计分析与防雷保护措施[J].电瓷避雷器,2008(6):36-40.
[33]  Wang Jufeng,Chen Zhouping,Yu Shouquan,et al.The statistical analysis of the lightning strike on 110 kV Yan-jiang transmission line and its protective measures[J].Insulators and Surge Arresters,2008(6):36-40(in Chinese).
[34]  谢鹏,魏莱,张志访,等.超高压输电线路典型雷击故障分析和研究[J].广东电力,2010,23(11):97-101.
[35]  Xie Peng,Wei Lai,Zhang Zhifang,et al.Analysis and study on typical lightning strike faults of EHV transmission line[J].Guangdong Electric Power,2010,23(11):97-101(in Chinese).
[36]  钱冠军,王晓瑜,徐先芝,等.沿输电线路档距方向绕击概率的变化[J].高电压技术,1999,25(1):23-25.
[37]  Qian Guanjun,Wang Xiaoyu,Xu Xianzhi,et al.The variation of shielding failure probability along transmission line[J].High Voltage Engineering,1999,25(1):23-25(in Chinese).
[38]  李立浧,司马文霞,杨庆,等.云广?800 kV特高压直流输电线路耐雷性能研究[J].电网技术,2007,31(8):1-5.
[39]  Li Licheng,Sima Wenxia,Yang Qing,et al.Research on lightning withstand performance of ?800 kV ultra HVDC power transmission line from Yunnan to Guangdong[J]. Power System Technology,2007,31(8):1-5(in Chinese).
[40]  钱冠军,王晓瑜,丁一正,等.500 kV线路直击雷典型事故调查研究[J].高电压技术,1997,23(2):72-74,83.
[41]  Xu Ying.An introduction to lightning protection of 110~1 150 kV overhead transmission lines in Russia[J].Power System Technology,2003,27(6):73-76(in Chinese).

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