| 钢管高强混凝土组合柱轴心抗压数值分析 |
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| 引用本文： | 康洪震,钱稼茹.钢管高强混凝土组合柱轴心抗压数值分析[J].混凝土,2009(7). |
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| 作者姓名： | 康洪震 钱稼茹 |
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| 作者单位： | 1. 清华大学,结构工程与振动教育部重点实验室,北京,100084;唐山学院,唐山市结构工程与振动重点实验室,河北,唐山,063000
2. 清华大学,结构工程与振动教育部重点实验室,北京,100084 |
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| 基金项目： | 国家自然科学基金重大研究计划重点项目 |
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| 摘 要： | 为研究钢管高强混凝土组合柱的轴心抗压性能,利用高强混凝土和钢管混凝土本构关系,对组合柱轴心抗压受力全过程进行了数值计算,计算轴力-纵向应变曲线与试验结果吻合良好;并与钢筋混凝土柱进行了对比,定量分析了套箍指标、混凝土强度和配箍特征值对轴压承载力和纵向应变延性的影响.
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| 关 键 词： | 钢管高强混凝土组合柱 轴心抗压性能 应力-应变曲线 数值分析 |
Numerical analysis of high strength concrete filled steel tube composite columns under centric axial compressive loading |
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| KANG Hong-zhen,QIAN Jia-ru.Numerical analysis of high strength concrete filled steel tube composite columns under centric axial compressive loading[J].Concrete,2009(7). |
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| Authors: | KANG Hong-zhen QIAN Jia-ru |
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| Affiliation: | 1. Key Laboratory for Structure Engineering and Vibration of Education Ministry;Tsinghua University;Beijing 100084;China;2. Tangshan Structure Engineering and Vibration Key Laboratory;Tangshan College;Tangshan 063000;China |
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| Abstract: | To study the centric axial compressive behavior of high strength concrete filled steel tube composite columns,numerical analysis of the whole process of composite columns subjected to centric axial compressive loading was conducted,by using the constitutive laws of high strength concrete and concrete-filled steel tube.The numerical results agreed well with the experimental results.Comparison analysis between the behavior of composite columns and reinforced concrete columns were carried out.The influence of ... |
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| Keywords: | high strength concrete-filled steel tube composite column centric axial compressive behavior strens-strain curve numerical analysis |
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