| 遗传算法在结构优化中的应用 |
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| 引用本文： | 刘文先 刘鹏涛. 遗传算法在结构优化中的应用[J]. 山东建筑工程学院学报, 2006, 21(2): 104-106,115 |
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| 作者姓名： | 刘文先 刘鹏涛 |
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| 作者单位： | 西北工业大学力学与土木建筑学院 陕西西安710072(刘文先)，中铁第七工程局 河南郑州450000(刘鹏涛) |
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| 摘 要： | 主要介绍了遗传算法的特点和实现方法。针对遗传算法在优化进程中易陷入局部最优解的弱点,通过桁架优化设计实例证明,采用保护优良个体和改变参数设置的措施,可以使遗传算法的搜索速度和获得全局最优解的可靠性大为提高。
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| 关 键 词： | 遗传算法 桁架优化 优良个体 参数设置 全局最优 |
| 文章编号： | 1003-5990（2006）02-0104-03 |
| 收稿时间： | 2005-09-06 |
| 修稿时间： | 2005-09-06 |
Genetic algorithm and its applications in construction optimization |
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| LIU Wen-xian, LIU Peng-tao. Genetic algorithm and its applications in construction optimization[J]. Journal of Shandong Institute of Architecture and Engineering, 2006, 21(2): 104-106,115 |
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| Authors: | LIU Wen-xian LIU Peng-tao |
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| Abstract: | The characteristics and realizing methods of Genetic Algorithm(GA) are firstly reviewed.Then,aiming at shortcomings of local-convergence in the progress of GA optimization,measures for protecting the best individuals and changing parameter settings are adopted,and an example of truss-optimization design is introduced to prove their effectiveness in the improvement of searching efficiency and reliability of getting global-convergence. |
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| Keywords: | Genetic Algorithm truss-optimization the best individual parameters setting global convergence |
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