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电网技术  2006 

分裂导线表面场强的一种较准确计算方法

, PP. 92-96

Keywords: 特高压输电线路,模拟电荷法,分裂导线,自适应,表面场强,电力系统

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Abstract:

对于特高压输电线路的设计而言,分裂导线表面电场强度的计算是一个主要问题。基于模拟电荷法,提出了一种计算分裂导线表面电场强度的较准确方法。它采用自适应方法确定模拟电荷的位置,并给出了求取各相导线最大场强的计算公式,可直接计算任意导线表面和空间任意点的最大场强。该方法所用的模拟电荷数较少,计算简单,计算准确度较高。实例计算结果验证了该方法的正确性和准确性。

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