本构模型

基于CT试验的岩体分区破损本构模型

Subarea breakage constitutive model of rock mass based on CT test

基于罚函数法和前期本构模型的刚粘塑性FEM求解列式的推导

The deduction of the calculation formulas for rigid-viscoplastic FEM based on penalty-function method and previous constitutive model

高应变率下高聚物本构模型的BP神经网络辨识

Constitutive Model Identification of Polymers at High Strain Rates Based on BP Neural Network

基于试验结果，建立了素土和混合草根加筋土的BP神经网络本构模型。

The BP neural network constitutive models of soil and GRS reinforcement in mixing are established base on test data .

服从分数代数Maxwell本构模型的粘弹性阻尼材料性能分析

On the Damping Properties of Viscoelastic Materials Modeled by Fractional Maxwell

岩土体的本构模型在Marc中的实施

Implement of Constitutive Models of Rock-Soil Mass in Marc

利用反向传播神经网络（BP神经网络）的模拟能力来代替传统的方法，建立灌芯砌体的本构模型，对比模拟结果，并与传统方法进行比较。

The BP model of artificial neural network is applied for the construction model of grouted block masonry instead of traditional methods in the paper .

利用SHPB技术和自编的BP神经网络程序，以尼龙为代表性研究对象，对高聚物在高应变率下的本构模型进行了辨识。

Using SHPB technique and a BP neural network program , the constitutive model of polymers at high strain rates is identified .

基于B-P本构模型的涡轮盘应力分析

Stresses Analysis of Turbine Disk Based on B-P Constitutive Equations

评述B-P统一弹-粘塑性本构模型

A Review of B P Unified Elastic Viscoplastic Constitutive Model

进行了玻璃纤维增强塑料（GFRP）管约束混凝土本构模型试验。

A constitutive model test on glass fiber reinforced polymer ( GFRP ) tube confined concrete was carried out .

文章为高压传压介质叶蜡石选择了一个塑性本构模型，它包括DP屈服准则和相关联的流动准则。

The plastic constitutive model which involves DP yielding principle and relevant flowing principle was selected for high pressure conduction medium pyrophyllite .

基于WF三轴系统非饱和土损伤统计本构模型试验研究

Test Research on Damage Statistic Constitutive Model of Unsaturated Soil Using WF Triaxial Apparatus

同时根据弹塑性损伤本构模型和非线性有限元理论，运用matlab有限元工具箱还编制了可以考虑加载和增湿条件的黄土弹塑性损伤平面有限元程序。

Another 2D FE program of elasto-plastic damage models of loess was also coded by Matlab finite element toolbox , based on the elasto-plastic damage models and the theory of nonlinear finite element .

利用CFRP圆管单向拉压本构模型数值计算上述试验试件的拉伸和受压应力-应变曲线，并与试验结果进行比较。

After that , the stress-strain curves of the specimens under tension and compression load are simulated by utilizing the constitutive model of CFRP tubes .

其次，探讨了内时本构模型的破坏和屈服问题，详细研究了破坏函数F（σ，θ）的数学表达式与土破坏准则的关系；

Second , we study the relationship between failure surface and yielding surface , giving out the specific mathematical expressions of Failure Function F (σ,θ) associated with different Failure Criteria of Soils .

三个本构模型计算出的理论值能很好地符合实验数据，表明模型适用于定量描述HA溶液的流变行为。

All theoretical values calculated from three constitutive models could fit the experiment data quite well , indicating the models were applicable to describe quantitatively the rheological behavior of HA solution .

采用Alonso本构模型以模拟非饱和土的非线性力学行为。

The Alonso constitutive model to simulate the nonlinear mechanical behavior of unsaturated soils is integrated into the model .

本文从岩石微元强度服从Weibull分布的角度出发，建立了模拟岩石破裂全过程的损伤本构模型。

Based on that the strength of rock micro-unit obeys the Weibull random distribution , this paper presents a damage constitutive model reflecting the full process of rock failure .

Leonov粘弹本构模型及其参数的确定方法

Leonov viscoelastic constitutive model and evaluation of model parameters

通过用户子程序将此本构模型嵌入到大型商业有限元软件ADINA中。

The viscoelastic plastic damage-coupling constitutive model for geo-materials is embeded into the commercial FEM software ADINA as a user 's subroutine .

基于软土粘塑性蠕变本构模型，应用FLAC软件对浙江某高速公路的蠕变沉降变形规律进行了分析。

Based on viscoplasticity creep constitutive model , the settlement creep deformation law of a highway roadbed in Zhejiang Province is analyzed by FLAC software .

首先，为了能够对材料的循环棘轮行为（Ratcheting）和循环应力松弛现象进行描述，对已有的本构模型进行了改进；

The existing constitutive model was first extended to simulate the ratcheting and cyclic stress relaxation by introducing a combined kinematic hardening model .

借助于Tanaka用一维形核动力学方程导出的指数形式的相变百分数，建立了一个新的形状记忆合金本构模型·提出了不同相变条件下的可恢复形状记忆应变的表达式；

A new constitutive model of shape memory alloys ( SMAs ) based on Tanaka 's martensite fraction exponential expression is produced .

在此基础上，重点研究了Weibull分布参数对岩石损伤软化统计本构模型的影响，并结合岩石三轴应力应变试验曲线的特征，对岩石损伤软化统计本构模型进行了合理修正。

Moreover , the effect of the parameters of Weibull distribution on the model was studied and the model was rectified according to the properties of tri-axial stress-strain test curve of rock .

此外，通过引入应力空间下的自然坐标体系，对作为非光滑多重屈服面的Alonso本构模型推导了一个一致性算法。

With introduction of the natural coordinates in the stress space a consistent algorithm for the non smooth multi surface pressure dependent plasticity is derived .

以某12.7mm机枪的磁流变（MR）后坐阻尼器为研究对象，基于Herschel-Bulkley本构模型，建立了该MR后坐阻尼器的轴对称一维层流模型。

A magneto-rheological ( MR ) shock damper for a 12.7 mm machine gun test application is discussed . Based on Herschel-Bulkley shear model , a one-dimensional axisymmetric laminar flow model of the MR damper is constructed .

基于上述结果，加上应变损伤模型并在假设的基础上建立PVC材料的Johnson-Cook本构模型。

On the basis of these results and assumptions , a Johnson-Cook constitutive model of PVC , which is coupled with strain injury model , was established .

通过对Q2和Q3黄土的单轴压缩和常规三轴试验研究，对两种黄土单轴压缩曲线和CU剪切的应力应变曲线特征进行分析比较，探讨了两种黄土应力应变本构模型。

On the basis of the uniaxial compressive test and routine triaxial test results of Q_2 and Q_3 loess , the features of strain-stress curves of Q_2 and Q_3 loess are compared .

采用Eshelby等效夹杂方法建立岩石弹塑性损伤本构模型是一种有效方法，但相关文献目前还极少。

The Eshelby equivalent inclusion method is an effective method to establish the constitutive models for elastoplastic and damage rock .