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- nonlinear constitutive model 非线性模型
- In this paper, BP neural network is used in prediction for MRM’s nonlinear constitutive relation, based on the model of MRM ’s cubic-nonlinearity equation. 本文以金属橡胶材料的非线性本构关系为基础，结合BP神经网络模型预估金属橡胶材料的非线性本构关系，同时对金属橡胶进行了系统的试验研究。
- 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。
- 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。
- The mechanical properties of top sand under moving vehicle are studied by soil dynamic triaxial test apparatus. The nonlinear elastic Duncan constitutive model of top sand under vehicle is established. 以车辆行驶的表层沙土为研究对象，用土壤动态三轴仪对车辆行驶的表层沙土的力学特性进行了试验研究，建立了适于车辆行驶的表层沙土的非线性弹性邓肯（Duncan）本构模型。
- Based on principle of correcting method of subgrade-stress relieving and deformation mechanism of soft soil, a nonlinear elastic-viscoelastic rheological constitutive model of soil is proposed. 根据地基应力解除法纠偏方法原理和软土的变形机理,建立了土体非线性弹-粘弹流变本构模型,并将其成功运用于软粘土地基应力解除法纠偏工程实践。
- 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
- Based on anisotropic elastic theory,the linear and nonlinear constitutive equations of twistless fiber bundles were worked out by utilizing elastic mechanics. 应用弹性力学方法,根据各向异性弹性理论,导出非加捻纤维束线性和非线性本构方程。
- 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。
- Prediction for nonlinear constitutive relation and computation for vibration response of system for MRM are both quite difficult, which is most advanced task that need be solved immediately. 它的非线性本构关系的理论建模有相当的难度，是振动工程领域亟待解决的前沿性课题。
- 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。
- In conventional numerical analyses the macro non-linearity of the materials is simulated through assigning the nonlinear constitutive relation of homogeneous material to each element. 通常的数值分析通过将非线性本构关系赋给每个单元来模拟材料的宏观非线性。
- 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。
- 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;
- nonlinear dynamic constitutive model 非线性动态本构方程
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