| 基于桥梁优化理论的有限元模型修正技术 |
| |
| 引用本文： | 李伶,尹骏晖,杜青. 基于桥梁优化理论的有限元模型修正技术[J]. 山西建筑, 2011, 37(1): 150-152 |
| |
| 作者姓名： | 李伶 尹骏晖 杜青 |
| |
| 作者单位： | 河北工业大学土木工程学院,天津,300401 |
| |
| 摘 要： | 针对桥梁的试验模态和有限元分析模型存在的误差，提出一套可靠的基准有限元模型，并利用基于优化理论的有限元模型修正技术，对一个短跨桥模型进行损伤识别，通过损伤刚度来定量的描述该短跨桥的损伤程度，并得出了一些有益的结论。
|
| 关 键 词： | 有限元 优化理论 损伤评估 模型修正 |
Modification technology of finite element model based on bridge optimization theory |
| |
| LI Ling,YIN Jun-hui,DU Qing. Modification technology of finite element model based on bridge optimization theory[J]. Shanxi Architecture, 2011, 37(1): 150-152 |
| |
| Authors: | LI Ling YIN Jun-hui DU Qing |
| |
| Affiliation: | LI Ling YIN Jun-hui DU Qing |
| |
| Abstract: | In view of experimental model of the bridge and errors existing in finite element analysis model,this paper puts forward a set of reliable and standard finite element model,identifies the damage of short-span bridge model with finite element model modification technology based on optimization theory,and describes the damage degree by measuring damage stiffness,and finally obtains some beneficial conclusions. |
| |
| Keywords: | finite element optimization theory damage evaluation model modification |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
