The server is under maintenance between 08:00 to 12:00 (GMT+08:00), and please visit later.
We apologize for any inconvenience caused
Login  | Sign Up  |  Oriprobe Inc. Feed
China/Asia On Demand
Journal Articles
Laws/Policies/Regulations
Companies/Products
CONSTITUTIVE MODEL OF FROZEN SOIL WITH DAMAGE AND NUMERICAL SIMULATION OF THE COUPLED PROBLEM
Author(s): 
Pages: 70-76
Year: Issue:  1
Journal: Acta Mechanica Sinica

Keyword:  冻土 损伤 本构模型 耦合 温度场;
Abstract: 从复合材料的细观力学机理出发,建立了含损伤的冻土弹性本构模型.对于在不同冰体积含量和不同温度下的冻结砂土,由该损伤本构模型计算的结果与实测的应力-应变曲线比较吻合.利用自主开发的程序,分别对渠道冻结和冻土路基的水分场、温度场、应力场3场耦合进行数值模拟,得到了比较准确、详尽的符合实际的温度场与应力场、位移场、应变场耦合的计算结果,与前人的计算及实测结果相符合,规律一致.表明该程序能够计算冻土材料的相关物理量,并能很好地描述这些相关物理量之间的关系.
Related Articles
No related articles found