弹塑性

文中采用了加载理想弹塑性、卸载为同时具有Bauschinger效应和应变硬化的材料模型。

The material model which behaves perfect elastoplasticity at loading and strain hardening with Bauschinger effect at unloading is introduced .

结果表明，ALE方法能有效分析土质边坡的稳定性问题，适用于岩土工程的弹塑性分析。

The results show that the arbitrary Lagrangian-Eulerian ( ALE ) methods can effectively analyze the stability of soil slopes and be applied to the elastoplasticity analysis of geotechnical engineering .

分析高层钢刚架弹塑性稳定的改进PΔ法

An Improved P - Δ Method for Analysing Elasto-plastic Stability of Tall Steel Frames

用VISUALBASIC开发弹塑性力学CAI平台

Development of CAI platform for Mechanics of elastoplasticity course with Visual Basic

钢筋混凝土框架结构加固CAD及弹塑性分析研究

Study on Strengthening for Reinforced Concrete Frame Structures CAD and Elastic-Plastic Analysis

RC框架弹塑性位移的解构规则与构件的目标侧移角

Rules of elastoplastic drift decomposition of RC frames and the target drift of members

压力容器表面裂纹弹塑性J积分特性研究

Study of Elastic - plastic J-integral Characters of Surface Cracks in Pressure Vessel

阐述冷弯方管采用有限元弹塑性非线性分析理论及应用ANSYS软件的非线性分析方法；

The elastic-plastic non-linear behavior of the cold-formed square hollow section columns analyzed by ANSYS is presented ;

用有限元多晶体弹塑性模型预测FCC金属冲压变形后的织构和塑性各向异性

Prediction of plastic anisotropy and texture in FCC metal by finite element polycrystal model

采用弹塑性理论研究了具有柱状结晶构造的海冰的SD效应。

The SD effect of the sea ice with cylindrical crystal construction has been study with the elastic-plastic theory .

随着q的继续增大，塑性区不断扩大，土坡处于弹塑性状态；

With the increase of q , the plastic zone would extend , and the slope is in the elasto plastic state .

用QR法分析平面结构的弹塑性问题

Solving the Elasto-Plastic Problem of Plane Construction with QR-Method

依据二维流体弹塑性模型及二维断裂处理方法，研究X射线热击波在圆柱壳体内的传播规律。

In this paper , the propagation of X-ray thermal shock wave in cylindrical shell is studied according to the two-dimensional fluid-elastic-plastic model and two-dimensional fracture method .

推导了具有一般屈服函数形式的弹塑性速率型本构关系；给出了用于板料成形的Hill塑性各向异性屈服模型下本构关系的具体形式；

Rate form elasto-plastic constitutive equation with arbitrary yield function has been developed and its specific form under Hill plastic anisotropy yielding model is also given .

压力隧洞的弹塑性分析，工程上一直采用Mohr－Coulomb强度准则进行分析。

Mohr-Coulomb strength theory has been used to analyse pressure tunnel in the field of rock engineering for many years .

建立了相应的有限元分析模型，运用ANSYS非线性有限元分析法，对钢管内部设置加强环的节点进行了静载下的弹塑性分析。

Set up corresponding finite element and analysis models , use ANSYS non-linear finite element analytic approach , have set up the joints which ring-strengthened and carried on the static elastoplastic analysis .

针对板材三维冲压成形的切边回弹问题，提出了基于大变形弹塑性有限元数值模拟理论的切边处理AIA方法。

In this paper , an edge-cutting AIA method is presented based on elastic-plastic large deformation finite element simulation theory .

在3C级断裂评估中，J积分是一个非常重要的参量，也是研究弹塑性断裂力学的重要内容之一。

In the fracture assessment of 3C , J-integer is a very important parameter , which is also an important contents in the elastic-plastic fracture mechanics .

本文运用热弹塑性有限元分析技术研究由于陶瓷与金属之间不同性质而引起的残余应力的影响，并对2D与3DFEM进行了比较分析。

Thermo elastic-plastic finite element analysis has been employed to investigate the influence of residual stress caused by the different properties between ceramic and metal , and the 2D analysis has been compared with 3D FEM analysis .

基于SAP2000多层钢结构静力弹塑性分析

Application of SAP 2000 in nonlinear static analysis

结果表明：pushover方法是目前对结构进行在罕遇地震作用下弹塑性分析的有效方法；PΔ效应随着结构屈服和结构刚度退化的影响越来越明显。

The results indicate that Push-over method is an effective method to carry out elastic analysis of structure under the action of rare occurence of earthquake at present , P - Δ effect becomes more and more apprent with the degradation in structure yield and structure stiffness .

借助大型非线性有限元软件Marc，应用二维轴对称弹塑性有限元法模拟了B10白铜管的拉拔过程，对比分析了优化模具后铜管拉拔和实际生产中的铜管拉拔对模具以及铜管质量的影响。

Applying 2D axisymmetric elastic-plastic FEM , the simulations of drawing of B10 copper tubes were carried out with the aid of nonlinear FEM software Marc .

目的将以B样条函数为基础的QR法与Pushover分析方法相结合，建立高层建筑结构静力弹塑性分析的Pushover-QR法。

Combining the QR-method based on B-spline functions and the pushover analysis method , the authors put forward the pushover-QR method for static elasto-plastic analysis of high-rising buildings in this paper .

采用ANSYS有限元程序在十倍桩径深度范围内，分别建立了水平受荷桩在均质粘土和粘土-砂-粘土两种不同土层情况下的三维弹塑性受力模型。

ANSYS finite element program is used in this paper to analysis lateral loading behavior of a signal pile , in a three dimensional way , by establishing two elastic-plastic models with different soil layer conditions , one is uniform clay and another is clay-sand-clay .

采用遗传算法与FLAC数值软件相结合的方法，开发了基于遗传算法的巷道位移反分析程序，用具体的弹塑性巷道位移算例对该方法进行了验证。

With the combination of genetic algorithm and FLAC numerical software , it also develops the back-analysis of displacement program on the basis of genetic algorithm method , and tests this method with specific elastic-plastic displacement example .

将弹塑性有限元法与安定性分析的Melan静力型定理相结合发展了一种土工极限分析与安定性分析的数值计算方法，依此可以预测一般土工结构的极限荷载和安定荷载。

The computational method which combines elasto plastic analysis with Melan ′ s theorem is applied to evaluate limit loads and shakedown loads of soil structures .

假定筒仓内散体是服从MohrCoulomb屈服准则的理想弹塑性介质，散体与仓壁之间的摩擦属于Coulomb摩擦接触问题。

In this paper , the granular media in storage is supposed to be elastic-perfectly plastic behavious material submitting to Mohr Coulomb yield criterion , and friction effect between granular media and silo wall is supposed to be Coulomb friction contact problem .

利用ETABS对一复杂高层钢结构进行了静力弹塑性pushover分析，对四种加载模式下结构的pushover分析结果进行了对比研究。

In this paper , inelastic static pushover analysis of a complex high-rise steel structure is completed by using ETABS program . In addition , comparison of four lateral load patterns on the results of pushover analysis has been studied .

将该元件与典型的Burgers模型串联，形成了能模拟粘弹塑性偏量特性和弹塑性体积行为的改进型Burgers蠕变模型，推导了相应的粘弹塑性本构关系。

And then the plastic cell acted in series with the classic Burgers model , and a modified Burgers creep model was built and the corresponding visco-elasto-plastic constitutive relationships were deduced . The modified model could simulate visco-elasto-plastic deviatoric behavior and elasto-plastic volumetric behavior .

在程序中土体实现了材料的非线性和弹塑性，分析中采用的土的本构模型有非线性的邓肯-张模型、成都科大K-G模型和弹塑性的修正剑桥模型、Drucker-Prager模型。

The nonlinear and plastic materials are defined . In the program , the used soil constitutive models include Duncan-Chang constitutive model , K-G model , modified Cambridge model and Drucker & Prager elastoplastic model .