| 一端固定一端自由的受压杆件的拓扑优化 |
| |
| 引用本文： | 宋其伟,边炳传.一端固定一端自由的受压杆件的拓扑优化[J].泰山学院学报,2011(3):84-87. |
| |
| 作者姓名： | 宋其伟 边炳传 |
| |
| 作者单位： | 1. 山东泰安恒基置业发展有限公司,山东泰安,271000
2. 泰山学院建筑与机械工程系,山东泰安,271021 |
| |
| 摘 要： | 建立一端固定一端自由受压杆件的三雏模型；运用独立、连续、映射的方法建立以结构重量为目标，以屈曲临界力为约束的拓扑优化模型；借助泰勒展式、过滤函数及瑞利商将模型作近似处理，避免了灵敏度的计算；并利用序列二次规划对一端固定一端自由的受压杆件模型进行求解，并且验证了受压杆件折算为两端铰支压杆的长度系数；为工程师在受压杆件设计中提供了最优结构．
|
| 关 键 词： | 屈曲临界力 拓扑优化 屈曲约束 |
Topology Optimization of One End Fixed and The Other Free Compressed Bar |
| |
| SONG Qi-wei,BIAN Bing-chuan.Topology Optimization of One End Fixed and The Other Free Compressed Bar[J].Journal of Taishan University,2011(3):84-87. |
| |
| Authors: | SONG Qi-wei BIAN Bing-chuan |
| |
| Institution: | SONG Qi-wei1,BIAN Bing-chuan2(1.Henderson Land Development Co.Ltd,Tai'an,271000,2.Department of Architecture and Mechanical Engineering,Taishan University,Tai'an 271021,China) |
| |
| Abstract: | In this paper, the three - dimensional model of a compressed bar which one end fixed and the other free is built based on the software Patran. According to the independent、 continuous 、 mapping method, the topology optimization mathematical model for the |
| |
| Keywords: | critical buckling force topology optimization buckling constraints |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
