岩样的塑性变形假设根源于塑性应变局部化。
It is assumed that plastic deformation stems from the localization of shear strain.
广义塑性力学不适宜于解释岩土应变局部化现象。
The generalized plastic mechanics is not adaptable to explain the geo-tech strain localization.
应变局部化是加载过程岩样内部变形自组织的结果。
Strain localization of rock sample in uniaxial compression is the result of self-organization of deformation during loading.
加载导致土坡在某些位置出现变形集中,意味着这些位置发生了应变局部化。
It was shown that the deformation was concentrated due to loading, which demonstrated the occurrences of strain localization in the slope.
在非局部理论框架下,研究了应变局部化现象模拟结果与所用非局部核函数的相关性。
Based on the nonlocal theory the correlation is studied between the nonlocal kernel function and the simulating result for the strain-localization behavior of brittle materials.
这种由软化特性引起的应变局部化剪切带是砂土材料非常重要的变形和强度特性之一。
The strain localization on a shear band induced by post-peak softening is one of the most important deformations and strength characteristics of sand.
基于梯度塑性理论,考虑了应变局部化,提出单轴拉伸条件下岩样全程应力—应变曲线解析解。
Analytical solution of complete stress-strain curve of rock specimen in uniaxial tension is proposed based on gradient-dependent plasticity considering strain localization initiated at peak strength.
在平面应变压缩条件下,采用拉格朗日元法研究了材料缺陷对岩样应变局部化及宏观力学行为的影响。
Strain localization and macroscopically mechanical behaviors of rock specimen with and without material imperfection in plane strain compression were modeled numerically by FLAC.
在平面应变压缩条件下,砂土在峰值应力状态附近出现应变局部化现象,在残余状态最终形成一条V型剪切带。
Under plane strain condition, the strain localization starts around the peak stress state; and a V-shaped shear band is formed at the residual stress state.
据此,给出了这种在常规有限元框架下可模拟强不连续问题(位移)和弱不连续问题(应变局部化)的数值方法。
The numerical method for modeling strong (displacement) as well as weak (strain localization) discontinuities with a standard finite element framework is presented.
首先,由于在应变软化阶段的峰值强度的剪切应变局部化启动的纵向和横向的塑性变形引起的耗散能进行了分析。
Firstly, dissipated energies induced by axial and lateral plastic deformations due to shear strain localization initiated at peak strength in strain softening stage is analyzed.
应变局部化问题已经成为岩土力学研究的一个重要课题,边坡的稳定性分析必然要考虑这种应变局部化对边坡的稳定性影响。
Strain localization is a very important subject in rock and soil mechanics; the influence of strain localization on slope stability must be considered.
应变局部化问题已经成为岩土力学研究的一个重要课题,边坡的稳定性分析必然要考虑这种应变局部化对边坡的稳定性影响。
Strain localization is a very important subject in rock and soil mechanics; the influence of strain localization on slope stability must be considered.
应用推荐