| 单相及单极多分裂导线起晕电压计算方法 |
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| 引用本文： | 郝战铎,张剑,段基梅,王廷华,郑亚利.单相及单极多分裂导线起晕电压计算方法[J].电网技术,2011(3):165-169. |
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| 作者姓名： | 郝战铎 张剑 段基梅 王廷华 郑亚利 |
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| 作者单位： | 许继电源有限公司;四川省电力公司绵阳电业局;输配电装备及系统安全与新技术国家重点实验室(重庆大学); |
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| 摘 要： | 为研究单相/单极分裂导线的起晕电压特性,采用手册法和模拟电荷法相结合,建立了分裂导线起晕电压的计算模型。考虑到分裂导线所在位置不同和子导线表面位置不同会引起导线上电晕放电的差异,采用手册法确定起晕时子导线表面的场强分布,然后用模拟电荷法得到了分裂导线起晕电压。理论计算结果与试验数据吻合较好,表明了该方法的有效性。最后,利用该方法讨论了分裂导线的几何尺寸,如分裂间距、子导线半径和子导线数目等对起晕电压的影响;仅从电晕特性的方面考虑,推荐了导线选型的最优方案。
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| 关 键 词： | 多分裂导线 起晕电压 子导线 分裂间距 手册法 模拟电荷法 |
A Method to Calculate Corona Inception Voltage of Single-Phase/Monopole Multi-split Conductors |
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| HAO Zh,uo,ZHANG Jian,DUAN Jimei,WANG Tinghua,ZHENG Yali ,Shapingba District,Chongqing ,China.A Method to Calculate Corona Inception Voltage of Single-Phase/Monopole Multi-split Conductors[J].Power System Technology,2011(3):165-169. |
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| Authors: | HAO Zh uo ZHANG Jian DUAN Jimei WANG Tinghua ZHENG Yali Shapingba District Chongqing China |
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| Affiliation: | HAO Zhanduo1,ZHANG Jian2,DUAN Jimei1,WANG Tinghua1,ZHENG Yali 3(1.XJ Power Co.Ltd.,Xuchang 461000,Henan Province,China,2.Sichuan Electric Power Corporation Mianyang Branch,Mianyang 621000,Sichuan Province,3.State Key Laboratory of Power Transmission Equipment & System Security and New Technology(Chongqing University),Shapingba District,Chongqing 400044,China) |
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| Abstract: | To research corona inception voltage characteristics of single-phase/monopole bundled conductor,combining charge simulation method with manual-consulting,a mathematical model to calculate corona inception voltage of bundled conductor is built.Considering the difference of conductor's corona discharge due to different positions where the bundled conductor is located and the different positions of sub-conductor surfaces,the electric field intensity distribution of sub-conductors' surfaces are determined by ma... |
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| Keywords: | multi-split conductor corona inception voltage sub-conductor bundle spacing manual-consulting method charge simulation method |
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