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The Influence of Axial Compression Ratio on the Seismic Behavior of RC Frame Column

Received: 27 April 2021    Accepted: 4 June 2021    Published: 9 June 2021
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Abstract

In order to analyze the quantitative influence of the axial compression ratio on the seismic performance of reinforced concrete (RC) frame column, this paper carried out the numerical analysis of the quasi-static simulation of a RC frame column and analyzed its hysteresis performance, bearing capacity, stiffness degradation, energy consumption capacity and ductility capacity under different axial compression ratios, based on OpenSees finite element software, considering the buckling and fatigue damage model. The results show that the smaller the axial compression ratio, the fuller the hysteresis curve and the slower the stiffness degradation of the column. The ultimate bearing capacity of the column increases by 24.6% when the axial compression ratio increases from 0.3 to 0.8, but bearing capacity decreasing and stiffness degradation is faster and faster. When the deformation does not exceed the ultimate displacement, the equivalent viscous damping at each displacement level of high axial compression ratio column is greater than that of the low axial compression ratio, but the total hysteretic energy decreases about 64.2% at maximum amplitude. The ultimate displacement gradually decreases with the increase in the axial compression ratio, and the ductility factor decreases about 55.9% at maximum amplitude. The results can be referenced by the seismic design and analysis of RC frame.

Published in Science Discovery (Volume 9, Issue 4)
DOI 10.11648/j.sd.20210904.18
Page(s) 178-183
Creative Commons

This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited.

Copyright

Copyright © The Author(s), 2024. Published by Science Publishing Group

Keywords

Reinforced Concrete Column, Axial Compression Ratio, Seismic Behavior, Quasi-static Simulation, Constitutive Model

References
[1] 陆新征, 叶列平, 潘鹏,等. 钢筋混凝土框架结构拟静力倒塌试验研究及数值模拟竞赛Ⅱ:关键构件试验[J]. 建筑结构, 2012, 42(11): 23-26.
[2] Yao D L, Ma Y C, Jia J Q. The Influence of Axial Compression Ratio on Seismic Behavior of SRUHSC Frame under Cyclic Loading[J]. KSCE Journal of Civil Engineering,2019,23(2).
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[13] 杨红, 冉小峰, 谢琴. 考虑屈曲效应的混凝土柱纵筋低周疲劳性能和变形能力研究[J]. 建筑结构学报, 2021, 42(3): 105-116.
[14] 张耀庭, 赵璧归, 李瑞鸽,等. HRB400钢筋单调拉伸及低周疲劳性能试验研究[J]. 工程力学, 2016, 33(4): 121-129.
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Cite This Article
  • APA Style

    Liu Yang, Gong Maosheng, Zuo Zhanxuan. (2021). The Influence of Axial Compression Ratio on the Seismic Behavior of RC Frame Column. Science Discovery, 9(4), 178-183. https://doi.org/10.11648/j.sd.20210904.18

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    ACS Style

    Liu Yang; Gong Maosheng; Zuo Zhanxuan. The Influence of Axial Compression Ratio on the Seismic Behavior of RC Frame Column. Sci. Discov. 2021, 9(4), 178-183. doi: 10.11648/j.sd.20210904.18

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    AMA Style

    Liu Yang, Gong Maosheng, Zuo Zhanxuan. The Influence of Axial Compression Ratio on the Seismic Behavior of RC Frame Column. Sci Discov. 2021;9(4):178-183. doi: 10.11648/j.sd.20210904.18

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  • @article{10.11648/j.sd.20210904.18,
      author = {Liu Yang and Gong Maosheng and Zuo Zhanxuan},
      title = {The Influence of Axial Compression Ratio on the Seismic Behavior of RC Frame Column},
      journal = {Science Discovery},
      volume = {9},
      number = {4},
      pages = {178-183},
      doi = {10.11648/j.sd.20210904.18},
      url = {https://doi.org/10.11648/j.sd.20210904.18},
      eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.sd.20210904.18},
      abstract = {In order to analyze the quantitative influence of the axial compression ratio on the seismic performance of reinforced concrete (RC) frame column, this paper carried out the numerical analysis of the quasi-static simulation of a RC frame column and analyzed its hysteresis performance, bearing capacity, stiffness degradation, energy consumption capacity and ductility capacity under different axial compression ratios, based on OpenSees finite element software, considering the buckling and fatigue damage model. The results show that the smaller the axial compression ratio, the fuller the hysteresis curve and the slower the stiffness degradation of the column. The ultimate bearing capacity of the column increases by 24.6% when the axial compression ratio increases from 0.3 to 0.8, but bearing capacity decreasing and stiffness degradation is faster and faster. When the deformation does not exceed the ultimate displacement, the equivalent viscous damping at each displacement level of high axial compression ratio column is greater than that of the low axial compression ratio, but the total hysteretic energy decreases about 64.2% at maximum amplitude. The ultimate displacement gradually decreases with the increase in the axial compression ratio, and the ductility factor decreases about 55.9% at maximum amplitude. The results can be referenced by the seismic design and analysis of RC frame.},
     year = {2021}
    }
    

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  • TY  - JOUR
    T1  - The Influence of Axial Compression Ratio on the Seismic Behavior of RC Frame Column
    AU  - Liu Yang
    AU  - Gong Maosheng
    AU  - Zuo Zhanxuan
    Y1  - 2021/06/09
    PY  - 2021
    N1  - https://doi.org/10.11648/j.sd.20210904.18
    DO  - 10.11648/j.sd.20210904.18
    T2  - Science Discovery
    JF  - Science Discovery
    JO  - Science Discovery
    SP  - 178
    EP  - 183
    PB  - Science Publishing Group
    SN  - 2331-0650
    UR  - https://doi.org/10.11648/j.sd.20210904.18
    AB  - In order to analyze the quantitative influence of the axial compression ratio on the seismic performance of reinforced concrete (RC) frame column, this paper carried out the numerical analysis of the quasi-static simulation of a RC frame column and analyzed its hysteresis performance, bearing capacity, stiffness degradation, energy consumption capacity and ductility capacity under different axial compression ratios, based on OpenSees finite element software, considering the buckling and fatigue damage model. The results show that the smaller the axial compression ratio, the fuller the hysteresis curve and the slower the stiffness degradation of the column. The ultimate bearing capacity of the column increases by 24.6% when the axial compression ratio increases from 0.3 to 0.8, but bearing capacity decreasing and stiffness degradation is faster and faster. When the deformation does not exceed the ultimate displacement, the equivalent viscous damping at each displacement level of high axial compression ratio column is greater than that of the low axial compression ratio, but the total hysteretic energy decreases about 64.2% at maximum amplitude. The ultimate displacement gradually decreases with the increase in the axial compression ratio, and the ductility factor decreases about 55.9% at maximum amplitude. The results can be referenced by the seismic design and analysis of RC frame.
    VL  - 9
    IS  - 4
    ER  - 

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Author Information
  • Key Laboratory of Earthquake Engineering and Engineering Vibration, Institute of Engineering Mechanics, China Earthquake Administration, Harbin, China

  • Key Laboratory of Earthquake Engineering and Engineering Vibration, Institute of Engineering Mechanics, China Earthquake Administration, Harbin, China

  • Key Laboratory of Earthquake Engineering and Engineering Vibration, Institute of Engineering Mechanics, China Earthquake Administration, Harbin, China

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