全部 标题 作者
关键词 摘要

OALib Journal期刊
ISSN: 2333-9721
费用:99美元

查看量下载量

相关文章

更多...
工程力学  2015 

高温后方钢管再生混凝土短柱轴压受力性能分析

DOI: 10.6052/j.issn.1000-4750.2014.04.S021, PP. 153-158

Keywords: 防灾减灾工程,钢管再生混凝土,高温后,轴压,承载力折减系数

Full-Text   Cite this paper   Add to My Lib

Abstract:

为研究高温后钢管再生混凝土短柱的轴压力学性能,利用ABAQUS有限元软件对轴压受力性能进行了理论分析和试验验证,对比分析了曾经历的不同温度和不同取代率对荷载-应变全过程曲线的影响,揭示了高温后轴压承载力折减系数的主要影响因素。研究结果表明:随着曾经历温度的升高和取代率的增加,钢管再生混凝土短柱的承载力整体上呈下降趋势,温度在500℃以上对承载力影响较大,而取代率对承载力的影响较小,且随曾经历温度的升高,影响幅度越小;含钢率、钢材屈服强度、核心混凝土抗压强度对高温后的轴压强度系数有显著影响,而取代率没有影响。

References

[1]  肖建庄. 再生混凝土[M]. 北京: 中国建筑工业出版社, 2008: 55―65. Xiao Jianzhuang. Recycled concrete [M]. Beijing: China Building Industry Press, 2008: 55―65. (in Chinese)
[2]  Liu Xiao, Zhao Lei. Significance of fire resistance performance on the recycled concrete-filled steel tube [J]. Journal of Applied Mechanics and Materials, 2012(6): 1423―1427.
[3]  韩林海. 钢管混凝土结构[M]. 第2版. 北京: 科学出版社, 2007: 1―5. Han Linhai. Steel tube concrete structure [M]. 2nd ed. Beijing: Science Press, 2007: 1―5. (in Chinese)
[4]  Yang Youfu, Han Linhai. Experimental behavior of recycled aggregate concrete filled steel tubular [J]. Journal of Construction Steel Research, 2006(3): 81―91.
[5]  王玉银, 陈杰, 纵斌, 等. 钢管再生混凝土与钢筋再生混凝土轴压短柱力学性能对比试验研究[J]. 建筑结构学报, 2011, 32(12): 170―177. Wang Yuyin, Chen Jie, Zong Bin, et al. The contrast test research about mechanical properties of axially compression short column which on recycled concrete filled steel tube and steel recycled concrete mechanical properties of axially compression short columns [J]. Journal of Building Structures, 2011, 32(12): 170―177. (in Chinese)
[6]  吴凤英, 杨有福. 钢管再生混凝土轴压短柱力学性能初探[J]. 福州大学学报: 自然科学版, 2005, 33(增刊): 305―308. Wu Fengying, Yang Youfu. The preliminary study of recycled concrete filled steel tube axial compression short column mechanical properties [J]. Journal of Fuzhou University: Natural Science Edition, 2005, 33(Suppl): 305―308. (in Chinese)
[7]  Evangelista L, Brito I. Mechanical behavior of concrete made with fine recycled concrete aggregates [J]. Cement & Concrete Composites, 2007, 29(5): 397―401.
[8]  王勖成, 邵敏. 有限元法基本原理和数值方法[M].北京: 清华大学出版社, 2001: 98―101. Wang Xucheng, Shao Min. Basic principles of the finite element method and numerical methods [M]. Beijing: Tsinghua University Press, 2001: 98―101. (in Chinese)
[9]  朱伯芳. 有限单元法原理与应用[M]. 第2版. 北京: 中国水利水电出版社, 1998: 124―130. Zhu Baifang. Principles and applications of finite element method [M]. 2nd ed. Beijing: China Water Conservancy and Hydropower Press, 1998: 124―130. (in Chinese)
[10]  杨有福, 侯睿. 高温后钢管再生混凝土短柱的理论分析与试验研究[J]. 大连理工大学, 2012, 32(1): 72―74. Yang Youfu, Hou Rui. The theoretical analysis and experimental study of recycled concrete filled steel tube which after high temperature [J]. Dalian University of Technology, 2012, 32(1): 72―74. (in Chinese)

Full-Text

Contact Us

[email protected]

QQ:3279437679

WhatsApp +8615387084133