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覆冰绝缘子伞群结构优化有限元分析

DOI: 10.16188/j.isa.1003-8337.2015.04.007, PP. 32-37

Keywords: 覆冰,Ansys,有限元,复合绝缘子,电场分布

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Abstract:

为了探究不同伞群结构下复合绝缘子覆冰情况时绝缘子附近电场的变化情况,使用ansys有限元软件对覆冰复合绝缘子进行了相关分析。通过对覆冰绝缘子不同伞群结构的电场进行系统分析,得出加大顶伞和大伞伞径会改善覆冰绝缘子整体伞群尤其是第一大伞的电场分布情况,但伞径并不是越大越好,随着伞径的增加空气间隙电位差会有所增大进而削弱增大伞径的改善能力,除此之外对不同的小伞伞径情况也做了相关分析,为常年处于冰雪天气下的绝缘子选型提供了一定的参考。

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