从工程应用出发，给出了峰前分段岩石损伤演化方程及本构关系。
And based on the aim of the application of engineering, the pre peak rock 3 parts damage evolution equation and constitutive model are given.
提出了一种实用有效的弹塑性损伤应力-应变本构方程与损伤演化方程。
The practical and effective expressions of stress strain constitutive relation and damage evolution for elastoplastic damage problems are proposed.
根据双标量各向同性弹性损伤理论，提出了一个土体损伤模型，给出了相应的损伤演化方程。
Based on double scalar isotropic damage theory, a new soil damage model and damage evolution equations were presented.
在广义标准材料理论框架下，利用本构泛函展开法，推导出弹性各向同性损伤演化方程的一般形式。
Thus, in the framework of generalized standard materials, the damage evolution equation for isotropic elastic damaged materials has been derived.
同时，也为进一步建立岩体结构合理的损伤演化方程、本构关系和研究岩石破坏机理提供了科学依据。
At the same time, some scientific hypotheses of the damage evolution equations and stress-strain relationship as well as the failure mechanism of rock mass are also proposed.
基于上述研究和获取资料，根据定义的统计损伤变量，建立了一个基于CT数的损伤演化方程和本构方程。
Above all, a statistical damage variable is defined, a damage evolutional equation and constitutive equation based on CT number are developed, too.
应用损伤力学理论，采用从热力学出发导出的各向同性材料的损伤本构方程和损伤演化方程来进行计算分析。
When using the theory of damage mechanics, the damage constitutive equations derived directly from thermodynamics is adopted to do following analysis.
采用损伤演化方程可以从宏观上描述损伤变量以及与其相伴的广义热力学力——损伤能量释放率的变化规律。
The variation rule of the damage variable and the coupled variable, damage energy dissipation rate, can be described on macro aspect by the damage evolution equation.
复杂应力条件下的黄土损伤演化方程的表现形式与简单加载条件下的完全相同，区别只是在于损伤参量的影响因素不同。
Although the expressional form of damage evolution equation in complicated stress condition is the same as that in simple load condition, the influence factors are different of the damage parameters.
根据疲劳累积损伤理论，提出了新形式的疲劳损伤演化方程，与试验结果对比，该方程能较好地反映新材料的损伤演化规律。
A new fatigue damage evolution equation was proposed according to the fatigue accumulative damage theory, the effectiveness of which was verified by experimental results.
运用损伤力学以及断裂力学理论，定义了岩体损伤张量、有效应力张量、损伤应变等，建立了损伤演化方程，从而建立了多裂隙岩体的损伤断裂模型。
Using the theory of damage mechanics and fracture mechanics, the damage tensor, effective stress tensor and damage strain, etc. of rock mass are defined, propagation equation of damage is developed.
获得了岩盐水溶开采沉陷的一般规律，得到了岩层宏观损伤演化规律及方程。
The rules of the solution mining subsidence are got. The evolution rules and equation of damage in overburden are got.
文中给出了损伤机构离散化的方法，并对方位密度给出了演化方程。
A method for discreted description of damage mechanism is given, and the evolution equation of discreted orientation density of cracks is obtained.
文中给出了损伤演变路径和描述该损伤演化行为的疲劳累积损伤方程。
The damage evolutionary path and the damage equation which depicts the fatigue damage accumulation are introduced also in this paper.
文中给出了损伤演变路径和描述该损伤演化行为的疲劳累积损伤方程。
The damage evolutionary path and the damage equation which depicts the fatigue damage accumulation are introduced also in this paper.
应用推荐