A micro-mechanical parametric study on the strength degradation of concrete due to temperature exposure using the discrete element method
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- 作者：S. Sinaie ; A. Heidarpour ; amin.heidarpour@monash.edu" class="auth_mail" title="E-mail the corresponding author ; X.L. Zhao
- 关键词：Concrete ; Discrete element ; Damage ; Temperature ; Thermal incompatibility
- 刊名：International Journal of Solids and Structures
- 出版年：2016
- 出版时间：15 June 2016
- 年：2016
- 卷：88-89
- 期：Complete
- 页码：165-177
- 全文大小：4903 K
文摘
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A 2-phase discrete element model is utilized for concrete.
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Effect of bond degradation and thermal incompatibility of the components are considered.
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Parametric study on the coefficient of thermal expansion is carried out.
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Variation of strength and stiffness degradation is compared to experiments.