IMECH-IR  > 力学所知识产出(1956-2008)
钢管混凝土中长柱轴压非线性响应的数值模拟分析
汤羽; 王震鸣; 梁庆东
Source Publication全国桥梁结构学术大会论文集(下册).同济大学出版社,1992,p.1506-1513
1992
Pages1506-1513
Conference Name全国桥梁结构学术大会
Conference Date1992
Conference Place湖北武汉
Abstract钢管混凝土(CFST)中短柱的轴压变形伴随着物理非线性过程,试验证实:对长径比(L/D)为2.0—5.0的中短柱而言,轴向压应变达到1500με—1800με时,轴压响应曲线即由弹性阶段转入弹塑性非线性阶段;非线性阶段的不同响应特性决定着结构的不同模式。本文在建立CFST结构的组合模型的基础上,基于应力功率等效原理,导出表观本构方程式,应用非线性结构分析程序,完成了轴压非线性响应的数值模拟分析。计算结果表明:CFST结构的表观响应特性主要取决于结构的几何条件、材料的物理性质及加载方式。数值计算与理论结果,取得了较好的一致。
Language中文
Document Type会议论文
Identifierhttp://dspace.imech.ac.cn/handle/311007/34920
Collection力学所知识产出(1956-2008)
Corresponding Author汤羽
Recommended Citation
GB/T 7714
汤羽,王震鸣,梁庆东. 钢管混凝土中长柱轴压非线性响应的数值模拟分析[C]全国桥梁结构学术大会论文集(下册).同济大学出版社,1992,p.1506-1513,1992:1506-1513.
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