CN

Yong Ye

Professor

Supervisor of Doctorate Candidates

Supervisor of Master's Candidates

Degree:Doctoral Degree in Engineering

School/Department:土木工程学院

Business Address:土木学科实验大楼505办公室

E-Mail:

Administrative Position:土木工程系副主任

Discipline:Structural Engineering

Paper Publications

考虑脱空的方钢管混凝土短柱轴压性能有限元分析

Release time:2021-05-01 Hits:

Journal:建筑结构学报

Abstract:采用ABAQUS有限元分析软件,通过合理选用材料本构、单元类型、网格划分和边界条件,建立了考虑核心混凝土均匀脱空的方钢管混凝土短柱的有限元分析模型,并采用试验结果进行验证。利用通过验证的有限元模型对带脱空缺陷的方钢管混凝土短柱的轴压性能进行研究,分析带脱空方钢管混凝土短柱的破坏形态、荷载-变形关系、钢管与混凝土的内力分配和界面接触应力,研究脱空对其受力性能的影响。结果表明:当混凝土脱空率小于0.1%时,方钢管混凝土轴压构件的承载力降低值小于5%,脱空的影响较小;当脱空率超过0.4%时,钢管与核心混凝土在构件达到轴压承载力前的相互作用基本不存在,两者分别受力、各自破坏。

Indexed by:Journal paper

Page Number:2015,36(S1):324-329

Translation or Not:no

Included Journals:EI

First Author:叶勇

Co-author:李威,陈锦阳

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