| 广东输电线路防雷运行分析 |
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| 引用本文： | 周华敏,彭向阳. 广东输电线路防雷运行分析[J]. 广东电力, 2009, 22(5): 19-22 |
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| 作者姓名： | 周华敏 彭向阳 |
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| 作者单位： | 广东电网公司,广州,510600;广东电网公司电力科学研究院,广州,510600 |
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| 摘 要： | 统计分析2001-2007年广东地区地面落雷密度、雷电流幅值概率分布等雷电参数，线路雷击导致变电设备受损、线路雷击跳闸比例、雷击跳闸率等防雷运行参数，指出广东电网雷击跳闸率偏高的原因、存在的问题及今后防雷工作的重点，建议加强输电线路的综合防雷改造，适当提高广东线路的防雷设计标准。
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| 关 键 词： | 雷电强度 架空线路 雷击跳闸率 运行分析 |
Operating Analysis of Lightning Protection for Power Transmission Lines in Guangdong |
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| ZHOU Hua-min,PENG Xiang-yang. Operating Analysis of Lightning Protection for Power Transmission Lines in Guangdong[J]. Guangdong Electric Power, 2009, 22(5): 19-22 |
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| Authors: | ZHOU Hua-min PENG Xiang-yang |
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| Affiliation: | ZHOU Hua-min , PENG Xiang-yang (1. Guangdong Power Grid Corp., Guangzhou 510600, China; 2. Electric Power Research Inst. of Guangdong Power Grid Corp., Guangzhou 510600, China) |
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| Abstract: | Based on the parameter statistics of lightning density and probability distribution of lightning current, substation facilities damaged by lightning strikes on transmission lines, lightning-stroke trip-out rate and trip-out proportion of line in Guangdong, China from 2001to 2007, the paper indicates the causation of high lightning-stroke trip-out rate, problems in existence and emphases in future lightning-protection work of Guangdong power grid, proposing to strengthen integrated reconstruction of lightning prevention and enhance the design standard of lightning prevention for power transmission lines in Guangdong befittingly. |
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| Keywords: | lightning intensity overhead transmission line lightning-stroke trip-out rate operating analysis |
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