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高轴压比密配箍筋框架柱抗震性能研究

DOI: 10.13197/j.eeev.2015.04.94.wangmf.011, PP. 94-104

Keywords: 加密箍筋,RC框架柱,抗震性能,试验研究,有限元分析

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Abstract:

为研究高轴压比下箍筋强约束钢筋混凝土柱的抗震性能,完成了3根配箍特征值0.22~0.44的钢筋混凝土柱的拟静力试验。试验表明配置加密箍筋能有效提高高轴压比钢筋混凝土柱的抗震性能,水平承载力有一定提高,延性有较大程度改善,配置加密箍筋的RC框架柱的耗能能力明显高于未加密箍筋的柱。基于Msc.marc的THUFIBER程序对试件进行模拟,模拟结果与试件结果吻合较好。同时,对不同轴压比、不同配箍特征值构件的延性进行分析,通过对计算数据的回归分析,得出了框架柱位移延性系数随配箍特征值、轴压比变化的计算公式。通过与已有试验数据、美国规范ACI318-08、欧洲规范Eurocode8的比较,论证了本文回归计算公式的合理性,并通过该公式给出了配箍特征值的建议值。

References

[1]  GB50011-2010建筑抗震设计规范[S]. 北京: 中国建筑工业出版社, 2010. GB50011-2010 Code for Seismic Design of Building[S]. Beijing:China Architecture & Building Press, 2010.(in Chinese)
[2]  ACI 318-08 Building Code Requirements for Structural Concrete and Commentary[S]. ACI Committee 318, 2008.
[3]  Eurocode 8 Design Provision for Earthquake Resistance of Structure[S]. Brussels: European Committee for Standardization, 2003.
[4]  GB50010-2010混凝土结构设计规范[S]. 北京: 中国建筑工业出版社, 2010. GB50010-2010 Code Fordesign of Concrete Structures[S]. Beijing:China Architecture & Building Press, 2010.(in Chinese)
[5]  邹银生, 刘伯贤. 抗震设计中钢筋混凝土柱矩形约束箍筋[J]. 工程力学, 1990, 7(2): 49-56. ZOU Yinsheng, LIU Boxian. Quantity of rectangular transverse reinforcement required in earthquake resistant design of RC columns[J]. Engineering Mechanics, 1990, 7(2): 49-56.(in Chinese)
[6]  朱幼麟. 钢筋混凝土柱轴压比限值的研究[J]. 建筑结构, 2000, 30(10): 23-27. ZHU Youlin. Research on the limit value of axial compressive ratio for RC columns[J]. Building Structures, 2000, 30(10): 23-27.(in Chinese)
[7]  张国军, 吕西林, 刘伯权. 轴压比超限时框架柱的恢复力模型研究[J]. 建筑结构学报, 2006, 27(1): 90-98. ZHANG Guojun, LV Xilin, LIU Boquan. Research on restoring force models of frame columns with ultra-limited axial compression ratio[J]. Journal of Building Structures, 2006, 27(1): 90-98.(in Chinese)
[8]  王晓锋. 配置高强钢筋混凝土框架柱抗震性能研究[D]. 北京: 中国建筑科学研究院, 2013. WANG Xiaofeng. Study on seismic behavior of concrete frame columns with high-yield-strength rebars[D]. Beijing:China Academy of Building Research, 2013.(in Chinese)
[9]  史庆轩, 杨坤, 白力更, 等. 高强箍筋约束高强混凝土柱抗震性能试验研究[J]. 土木工程学报, 2011, 44(12): 9-17. SHI Qingxuan, YANG Kun, BAI Ligeng, et al. Experimental on seismic behavior of high-strength concrete columns confined with high-strength stirrups[J]. China Civil Engineering Journal, 2011, 44(12): 9-17.(in Chinese)
[10]  李远瑛, 张德生. 高轴压比高强混凝土柱抗震性能试验研究[J]. 地震工程与工程振动, 2014, 34(1): 172-179. LI Yuanying, ZHANG Desheng. Test study on seismic performance of high axial compression ratio and High-strength concrete columns[J]. Earthquake Engineering and Engineering Dynamics, 2014, 34(1): 172-179.(in Chinese)
[11]  叶列平, 陆新征, 马千里, 等. 混凝土结构抗震非线性分析模型、方法及算例[J]. 工程力学, 2006, 23(增刊2): 131-140. YE Lieping, LU Xinzheng, MA Qianli, et al. Nonlinear analytical models,methods and examples for concrete structures subject to earthquake loading[J]. Engineering Mechanics, 2006, 23(Suppl.2): 131-140.(in Chinese)
[12]  江见鲸, 陆新征. 混凝土结构有限元分析[M]. 北京: 清华大学出版社, 2005. JIANG Jianjing, LU Xinzheng. Finite element analysis of concrete structures[M]. Beijing:Tsinghua University Press,2013.(in Chinese)
[13]  汪训流. 配置高强钢绞线无黏结筋混凝土柱复位性能的研究[D]. 北京: 清华大学, 2007. WANG Xunliu. Research on re-centering behavior of reinforced concrete columns with unbonded high-strength strands[D]. Beijing: Tsinghua University, 2007.(in Chinese)
[14]  汪训流, 陆新征, 叶列平. 往复荷载下钢筋混凝土柱受力性能的数值模拟[J]. 工程力学, 2007, 24(12): 76-81. WANG Xunliu, LU Xinzheng, YE Lieping. Numerical simulation for the hysteresis behavior of RC column under cyclic loads[J]. Engineering Mechanics, 2007, 24(12): 76-81.(in Chinese)
[15]  陆新征, 叶列平. 建筑抗震弹塑性分析―原理、模型与在ABAQUS, MSC. MARC和SAP2000上的实践[M]. 北京: 中国建筑工业出版社, 2009. LU Xinzheng, YE Lieping. Elasto-plastic analysis of building against earthquake―theory,model and implementation on ABAQUS, MSC.MARC,and SAP2000[M]. Beijing:China Architecture & Building Press, 2009.(in Chinese)
[16]  Mander J B, Priestley M J N, Park R.Theoretical stress-strain model for confined concrete[J]. Journal of Structural Engineering, ASCE, 1988, 114(8): 1804-1826.
[17]  Legeron F, Paultre P. Uniaxial confinement model for normal and high-strength concrete column[J]. Journal of Structural Engineering,ASCE, 2003, 129(2): 241-252.
[18]  Mander J B, Priestley M J N, Park R. Observed stress-strain behavior of confined concrete[J]. Journal of Structural Engineering,ASCE, 1988, 114(8): 1827-1849.

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