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基于引入禁忌表的改避遗传算法的地区电网无功优化
引用本文:孙蕾,刘崇新,侍乔明,韩强,贺晓.基于引入禁忌表的改避遗传算法的地区电网无功优化[J].西北电力技术,2011(9):1-5.
作者姓名:孙蕾  刘崇新  侍乔明  韩强  贺晓
作者单位:西安交通大学电气工程学院,陕西西安710049
基金项目:国家自然科学基金(51177117):博士点基金(20100201110023).
摘    要:针对实际地区电网建立多目标无功功率优化模型,在标准遗传算法的基础上加入分阶段适应度函数、自适应交叉变异率等改低碳输电系进,并引入禁忌搜索算法的禁忌表技术,设置相似度条件,以此为核心对某地区电网进行无功优化计算,通过改进前后算法比较可知,该算法收敛性能理想,爬山能力良好,计算时间较短。

关 键 词:电力系统  无功优化  遗传算法  禁忌表

An Improved Genetic Algorithm with Taboo List for Reactive Power Optimization in Local Grid
SUN Lei,LIU Chong-xin,SHI Qiao-ming,HAN Qiang,HE Xiao.An Improved Genetic Algorithm with Taboo List for Reactive Power Optimization in Local Grid[J].Northwest China Electric Power,2011(9):1-5.
Authors:SUN Lei  LIU Chong-xin  SHI Qiao-ming  HAN Qiang  HE Xiao
Affiliation:(School of Electrical Engineering, Xi' an Jiaotong University, Xi' an 710049, China)
Abstract:In this paper, a multi-objective reactive optimization model is established based on actual local power network, and the basic GA is improved by adopting different fitness functions as well as adaptive crossover and mutation rates and so on. Besides, the taboo list is applied to GA which is used with similarity conditions. On the basis of the improved GA a working platform is set up to finish the calculation, the results are quite good. The comparison with basic GA and improved GA to which the taboo list isn't introduced shows that the convergence performance and the ability of overall local optima of the improved GA with the taboo list are better, meanwhile, the running time is saved too.
Keywords:power system  reactive optimization  genetic algorithm  taboo list
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