邓肯-张E-B模型是岩土工程分析计算中常用的一种非线性弹性模型。
The Duncan-Chang E-B model, a nonlinear elastic model widely used in the geotechnical engineering, was chosen in this paper.
提出考虑土的应变软化、剪胀(剪缩)性和应力路径影响的非线性弹性模型。
Suggest the nonlinear elastic Constilutive model taking into the account of strain-softening, shear dilatancy(shrinkage)properties and stress path.
在本文中,作者建立了FRP约束混凝土圆形柱应力-应变关系的非线性弹性模型。
In this paper, a nonlinear elastic model to predict stress-strain relationship of circular concrete columns confined with fiber reinforced polymer (FRP) laminates is developed.
提出了一个新的孔压公式;给出了非线性弹性模型和弹塑性模型的孔压系数的表达式。
It presents a new pore pressure formula and proposes an expression of pore pressure coefficient for non-linear elastoplastic models.
本文对土体采用邓肯-张非线性弹性模型编制了四节点等参元有限元程序ddkepl。
In this paper, four-nodal isoparametric element program DDKEPL by using Duncan's nonlinear-elastic model for soil is presented.
借助于邓肯-张非线性弹性模型对切线模量的处理方法,对M-C模型中的弹性模量进行了修正。
The elasticity modulus in Mohr-Coulomb model was modified by employing the processing method of tangential modulus in Duncan-Chang nonlinear model.
采用各向异性非线性弹性模型,对水荷载作用下粘土心墙坝进行有限元数值分析,并与邓肯模型计算结果比较。
A new anisotropic soil constitutive model is applied to the finite element analysis of a high earth core dam.
还实际测试了两种国产泡沫塑料材料的静态应力应变关系,根据上述原则和实测数据建立了泡沫塑料包装衬垫的非线性弹性模型并拟合了模型参数。
The sta- tic relation between stress and strain of two kinds of foamed plastics material made in China are measured. The nonlinear elastic models of foamed …
在需求价格弹性为常数下对非线性条件下的古诺模型进行探讨。
This article discusses the Cournot model under nonlinear demand and the price elasticity of demand as a constant.
基于轴向可伸长梁的几何非线性理论建立了弹性直梁在热过屈曲静态大变形附近自由振动的几何非线性模型。
Based on the geometrically nonlinear theory for axially extensible beams, formulations of free vibrations in the vicinity of thermal post-buckling were derived.
以弹性理论为基础,提出一种单桩非线性沉降分析新模型。
Based on the elastic theory method, a new nonlinear model for single pile settlement analysis is proposed.
建立了飞机在随机跑道激励下,考虑机身俯仰运动与弹性振动的非线性随机动力学模型。
A nonlinear stochastic dynamic model is established which takes into consideration aircraft body pitch movements and the elastic vibration excited by the random runway.
研究了非线性弹性转子-轴承系统的轴心轨迹,认为对称不平衡转子是连续弹性轴,它两端支撑在滑动轴承上,油膜反力采用非线性短轴承模型。
With reference to a symmetrical unbalanced rotor treated as a continuous elastic shaft suPPorted at its end by lubricated journal bearings, the short bearing model is adoPted.
该模型考虑了瞬时弹性变形及其蠕变的非线性特性。
This model considered the instant elastic deformation and nonlinear creeping.
据此,在标准线性固体模型的基础上,考虑损伤内变量的演化,建立了应变率相关的水泥砂浆的非线性黏弹性损伤模型。
Thus, a nonlinear viscoelastic constitutive relation for cement mortar based on standard linear solid model considering the evolution of the damage internal variable is established accordingly.
考虑到粘弹性材料阻尼性能随环境的非线性变化,运用GRNN(广义回归网络)对粘弹阻尼材料动态力学性能函数进行逼近,并构建预测模型。
Considering the non-linear behavior of the viscoelastic material according to the change of environment, the GRNN is used to make a model to predict the dynamic property of the material.
建立了以油藏隆起为尖楔嵌入非线性黏弹性材料的界面断裂力学模型。
Here, an idealized interface fracture model was established in which the reservoir hunch as an elastic wedge was embedded in nonlinear viscoelastic material.
另外主要编制了飞机风挡材料采用的具有应变率效应的非线性粘弹性朱-王-唐本构模型,结果能很好地对朱-王-唐模型进行描述,特别是应变率对该模型的影响。
Nonlinear viscoelastic's ZWT constitutive model which used in aircraft windshield and has a strain rate dependence is written, and ZWT is described point-device, especially, effect in stain rate.
为此,讨论了斜拉索的非线性特征,建立斜拉索的状态方程,并介绍了几种常见的索模型及其特点,其中详细介绍了等效弹性模量法的原理。
Several common cable models and their features are presented, of which the principle of the equivalent elastic modulus method is described in detail.
基于损伤条件下果实刚性跌落冲击变形特征,提出一表征其非线性黏弹性的动态流变模型,建立多层果实跌落冲击模型。
The dynamic nonlinear viscoelastic model and dropping shock model of multilayer fruit were developed in terms of the dynamics characteristics obtained by dropping shock tests.
采用多项式迟滞非线性模型建立二元机翼气动弹性运动方程,并用数值积分法进行求解。
The dynamical equation of a two-dimensional airfoil with polynomial hysteresis nonlinearity in pitch is solved using Runge-Kutta time marching integration.
利用核回归方法,建立股票成交量与价格的非线性分析模型。作为模型的应用,提出强弱弹性指数概念。
Applying the method of kernel regression, this paper puts forward a type of nonlinear model of stock volumes with prices.
本文引入了几何非线性关系和等效线弹簧模型对含裂纹的弹性轴弹性盘转子系统进行非线性动力学分析。
Non-linear dynamics characters of a rotor system for an elastic shaft-disk with a crack are examined by introducing the geometric non-linearity and equivalent line-spring model.
本文引入了几何非线性关系和等效线弹簧模型对含裂纹的弹性轴弹性盘转子系统进行非线性动力学分析。
Non-linear dynamics characters of a rotor system for an elastic shaft-disk with a crack are examined by introducing the geometric non-linearity and equivalent line-spring model.
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