皮建民,汪沨,黄福勇,彭波,王海跃,许松枝

• 1:湖南大学电气与信息工程学院
• 2:国网湖南省电力公司电力科学研究院
• 3:国网湖南省电力公司

摘要(Abstract)：

±500 kV直流耐张塔均压环三维电场优化对输电线路安全稳定运行特别重要。为了解决均压环三维电场优化问题,文中首先分析了均压环对绝缘子串电位分布的影响,确定了以高低压各侧单个绝缘子承受最大电压为目标函数;将有限元法与和声算法相结合,提出了两点直线搜索方法选取记忆库内元素,两点变异方法选择库外元素,动态化参数方法改善解向量多样性的均压环优化方案;对比分析了采用和声算法和穷举法优化后的绝缘子串电场和电位分布曲线。结果表明,优化后的高低压各侧单片绝缘子承受的最大电压较穷举法降低了0.96%和0.2%,有效提高了均压环优化速度。

关键词(KeyWords)： 和声算法;绝缘子串;电位分布;均压环;优化方法

Abstract:

Keywords:

基金项目(Foundation): 教育部新世纪优秀人才支持计划(NCET-11-130)

作者(Author): 皮建民,汪沨,黄福勇,彭波,王海跃,许松枝

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