## 留言板

 引用本文: 李天一, 章青, 夏晓舟, 顾鑫. 考虑混凝土材料非均质特性的近场动力学模型[J]. 应用数学和力学, 2018, 39(8): 913-924.
LI Tianyi, ZHANG Qing, XIA Xiaozhou, GU Xin. A Peridynamic Model for Heterogeneous Concrete Materials[J]. Applied Mathematics and Mechanics, 2018, 39(8): 913-924. doi: 10.21656/1000-0887.380274
 Citation: LI Tianyi, ZHANG Qing, XIA Xiaozhou, GU Xin. A Peridynamic Model for Heterogeneous Concrete Materials[J]. Applied Mathematics and Mechanics, 2018, 39(8): 913-924.

• 中图分类号: O346

## A Peridynamic Model for Heterogeneous Concrete Materials

Funds: The National Natural Science Foundation of China（11672101；11372099）
• 摘要: 混凝土内部微细观结构影响其损伤和破坏行为.鉴于传统连续介质力学在模拟混凝土损伤累积和渐进破坏过程中存在的问题，基于数值图像技术获得混凝土试件的内部骨料形态，采用键型近场动力学理论，建立了能够考虑混凝土非均质特性的近场动力学模型，并在ABAQUS平台下开发了相应的计算模块，进行了混凝土试样的拉伸和压缩细观破坏分析.结果表明：近场动力学模型和数值方法能够成功模拟混凝土材料的复杂破坏过程，得到的破坏现象与试验结果吻合程度较好，进一步探究了混凝土材料的破坏机制，完善了混凝土结构的破坏分析过程.
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##### 出版历程
• 收稿日期:  2017-10-31
• 修回日期:  2018-06-08
• 刊出日期:  2018-08-15

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