The results of triaxial creep experiments for unloading state show that the frozen soil has an obvious dilatancy, and its volume strain should not be neglected.
卸载状态下冻土三轴蠕变试验结果表明,冻土具有明显的剪胀性,且体积应变不能忽略。
The problem of transmission of loaded contact frozen soil with creep effect in the temperature field is studied using critical boundary element method.
基于临界边界单元法,研究温度场中具有蠕变效应的冻土接触载荷传递问题。
Through theoretical analysis of rheological properties of frozen soil, the logarithmic creep equation of frozen clay is established under complex stress state.
通过对冻土的流变特性进行理论分析,建立了冻黏土在复杂应力状态下的对数型蠕变方程。
In order to determine the thickness of flat frozen soil wall with evident rheological properties, the triaxial creep properties of frozen soil are analyzed.
主要是对冻土的三轴蠕变特性进行分析研究,从而进一步确定具有明显流变特性的平面冻土墙的厚度。
To fully reflect the creep deformation laws of frozen soil under complex stress paths, a nonlinear rheological constitutive model of frozen soil was put forward by using the basic elements.
为了全面反映冻砂土在应力路径下的变形,以元件模型为基础,通过推导获得冻砂土非线性流变本构力学模型。
The application of finite element numerical simulation of excavation of deep foundation pit conserved by frozen soil wall is discussed, creep model and parameter of frozen soil wall is given.
讨论了有限元数值法在冻土墙围护深基坑开挖中的应用,给出了适合于冻土墙的流变模型,并进行了参数识别。
Furthermore, the parameters of the creep equation, long-term strength equation and relationship between stress and strain of the warm and ice-rich frozen soil were obtained.
还得到高温–高含冰量冻结黏土单轴压缩蠕变方程、应力–应变关系和长期强度方程的参数。
Furthermore, the parameters of the creep equation, long-term strength equation and relationship between stress and strain of the warm and ice-rich frozen soil were obtained.
还得到高温–高含冰量冻结黏土单轴压缩蠕变方程、应力–应变关系和长期强度方程的参数。
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