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KEY WORDS Anisotropic, Constitutive model, Viscoplastic, Turbine blade. 关键词：正交异性，本构模型，粘塑性，涡轮叶片
Bup, up to now there is no constitutive model whichcould fully describe the characteristics of soils. 但是，至今仍然没有出现能全面描述土各种特性的本构模型。
Referring the isotropic dissipation function presented by Collins, an isotropic constitutive model is established. 以Collins提出的各向同性模型(isotropic model)耗散函数为出发点,建立了各向同性本构模型。
Secondly, the three nodes contact element obeying the elastic Coulomb friction constitutive model is presented. 并介绍了服从弹性库仑摩擦本构模型的三结点接触单元。
This result is useful to establish constitutive model for the cyclic deformation of the material. 研究结果为后续循环本构模型的建立提供了实验基础。
A new non-linear constitutive model for normal consolidation soil under static loading condition is presented. 提出了一种新的、适用于正常固结土在静荷作用下的应力矢量型非线性本构模型。
Traditional stress dilatancy theory had been extensively used in constitutive modeling,and its application to clay was very successful. 经典的应力剪胀理论被广泛应用于土体弹塑性本构模型的建立,较好地模拟了黏性土的变形特性。
The author has proposed the constitutive model of recovery force of SMA under complete restrained condition. 并介绍了作者提出的计算完全约束下回复力的本构模型;
The isolated big void behavior in the tension PM specimen has been ana lyzed by Gurson constitutive model. 讨论了不同位置和不同形状的微空洞对空穴形核、长大及材料的破坏机理的影响。
A constitutive model test on glass fiber reinforced polymer(GFRP) tube confined concrete was carried out. 进行了玻璃纤维增强塑料(GFRP)管约束混凝土本构模型试验。
The development of the study on soil's anisotropy during different decades of soil's constitutive model is summarized. 综合论述了土体各向异性在土体本构理论发展的不同阶段的研究进展;
In this paper, the description of sand state, the development of dilatancy theory and constitutive modeling of sand behavior were introduced. 本文就砂土的状态及其描述、剪胀理论的发展、砂土本构模拟等方面进行介绍。
The paper established a elastic-viscoplastic constitutive modeling which was based on LY12 alloy superplastic material properties. 基于LY12铝合金超塑性材料属性建立了弹-粘塑性本构模型。
The constitutive model is established based on the thermodynamics of internal variables and the theory of absolute reaction rate. 基于内变量热力学和绝对反应速率理论建立率相关单晶本构方程。
The governing equations are discredited by using Galerkin method, and the matrix for elastoplastic constitutive model is also deduced. 采用加权残值法对耦合方程组进行有限元离散，并推导相应的弹塑性矩阵。
On the basis of user subroutines UMAT and Fortran, this paper introduces the development process of Duncan-Chang constitutive model. 以ABAQUS用户子程序UMAT为基础,利用Fortran编程语言,开发研制了Duncan-Chang模型接口程序。
The Alonso constitutive model to simulate the nonlinear mechanical behavior of unsaturated soils is integrated into the model. 采用Alonso本构模型以模拟非饱和土的非线性力学行为。
Based on the analysis of mechanical behavior of rockfill, the Gudehus-Bauer hypoplastic model is modified and introduced into constitutive modeling of rockfill. 结合堆石料的力学特性分析,将Gudehus-Bauer亚塑性模型作一些改进后引入到堆石料本构建模中。
The Duncan-Chang constitutive model was implemented by using User Subroutine in ABAQUS which is a general-purpose finite element analysis system. 利用通用有限元分析系统ABAQUS的用户子程序;实现了Duncan-Chang模型的开发.
A nonlinear creep constitutive model is given to represent the process of salt rock creep using correspondence principle based on mesomechanics. 在对盐岩在蠕变试验中所表现的损伤特征认识基础上,利用对应性原理建立了基于细观力学的盐岩蠕变损伤本构模型。