| 粒子群优化算法在桁架结构优化中的应用 |
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| 引用本文： | 张雯雰,李丽娟,滕少华,罗玉玲.粒子群优化算法在桁架结构优化中的应用[J].微机发展,2010(5):223-226. |
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| 作者姓名： | 张雯雰 李丽娟 滕少华 罗玉玲 |
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| 作者单位： | 湘南学院计算机系;广东工业大学土木与交通工程学院;广东工业大学计算机学院; |
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| 基金项目： | 国家自然科学基金资助项目(10772052); 广东省自然科学基金资助项目(06021484,8151009001000042,9151009001000059,9151009001000007) |
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| 摘 要： | 介绍了粒子群优化（PSO）算法的一种改进算法：用于约束优化问题的启发式粒子群优化（HPSO）算法。针对HP-SO算法在桁架结构优化中速度较慢的问题,将HPSO算法的约束处理策略与另一种适用于粒子群算法的约束处理方法结合,并将改进后的算法应用到1个桁架结构截面优化设计算例中,同时与HPSO算法进行对比分析。对于此算例,改进算法和HPSO算法都运行了多次,从多次运行的统计分析中可以看出,改进算法的优化效果和稳定性好于HPSO算法,且结构分析的次数减少了一半左右,从而整个程序运行的速度比HPSO算法提高了将近一倍。
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| 关 键 词： | 粒子群优化算法 启发式粒子群优化算法 约束 结构优化 桁架 |
Improved Particle Swarm Optimizer Algorithm for Design Optimization of Structures |
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| ZHANG Wen-fen,LI Li-juan,TENG Shao-hua,LUO Yu-ling.Improved Particle Swarm Optimizer Algorithm for Design Optimization of Structures[J].Microcomputer Development,2010(5):223-226. |
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| Authors: | ZHANG Wen-fen LI Li-juan TENG Shao-hua LUO Yu-ling |
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| Affiliation: | ZHANG Wen-fen1,LI Li-juan2,TENG Shao-hua3,LUO Yu-ling1(1.Faculty of Computer,Xiangnan University,Chenzhou 423000,China,2.Faculty of Civil , Transportation Engineering,Guangdong University of Technology,Guangzhou 510006,3.Faculty of Computer,China) |
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| Abstract: | Heuristic Particle Swarm Optimizer(HPSO) algorithm is an improved Particle Swarm Optimizer(PSO) algorithm for solving constrained optimization problems.Combined HPSO algorithm with another constraint handling method,to increase the speed of HPSO algorithm in design optimization.Apply the improved algorithm to a truss structures optimal design examples and compare to HPSO algorithm.Both the improved algorithm and HPSO algorithm run many times for this example.As can be seen from the statistics,the results an... |
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| Keywords: | PSO HPSO constraints structural optimization truss |
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