| 基于序列响应面法的预应力单双层网壳可靠性研究 |
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| 引用本文： | 张爱林,刘会军. 基于序列响应面法的预应力单双层网壳可靠性研究[J]. 四川建筑科学研究, 2011, 37(2): 1-4 |
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| 作者姓名： | 张爱林 刘会军 |
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| 作者单位： | 北京工业大学建筑工程学院,北京,100124 |
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| 基金项目： | 国家自然科学基金资助项目(50678012); 北京市拔尖创新人才资助项目(05004311200601) |
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| 摘 要： | 预应力单双层网壳是一种新型结构体系,具有较好的室内视觉效果和良好的经济性,在对本结构已有研究基础上,本文对其可靠性进行了研究,指出了应考虑钢索的松弛失效与多种荷载工况。针对有限元分析软件现有的可靠度程序计算量大的不足,提出了一种联合应用有限元软件与数学软件的改进方法,并编制了计算程序SEPR,在保证计算精度的同时,使计算效率明显提高。
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| 关 键 词： | 响应面法 计算效率 失效模式 荷载工况 |
Reliability study of prestressed partial single-layer shell based on sequential RSM |
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| ZHANG Ailin,LIU Huijun. Reliability study of prestressed partial single-layer shell based on sequential RSM[J]. Building Science Research of Sichuan, 2011, 37(2): 1-4 |
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| Authors: | ZHANG Ailin LIU Huijun |
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| Affiliation: | ZHANG Ailin,LIU Huijun(Institute of Civil Engineering of Beijing University of Technology,Beijing 100124,China) |
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| Abstract: | Prestressed partial single-layer shell is a new type of structure,which has good indoor view effect and requires less material than traditional structure.Based on existing research,this paper mainly focuses on its reliability,points out the necessity of involving cable slack failure and multiple load cases in reliability study.Considering the heavy calculation costs of current reliability calculation program,an improved method is proposed in which finite element software and mathematical software are combin... |
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| Keywords: | response surface method calculation efficiency failure modes load case |
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