金属塑性

基于Marc的金属塑性加工有限元模拟

Finite Element Simulation for Metal Plasticity Processing Based on Marc

在锻造方面，已开发出了基于ANSYS的三维大变形弹塑性、弹粘塑性程序，可以分析复杂的三维金属塑性成形问题。

With respect to forging method , the three - dimension large deformed elastic-plastic and elastic-bonded-plastic program based on the ANSYS have been developed and used for analyzing the complex three - dimension metal plasticity formed question .

金属塑性变形抗力的BP神经网络预报模型

BP neural net prediction system for metal plastic deformation stress

平面变形H型断面锻件金属塑性流动过程的数值模拟

The Numerical Simulation of Metal Plastic Flow on Forging of H Shape Section in Plane Deformation

金属塑性应变比r值测定方法误差分析

Error analysis on the determination method for the plastic strain ratio R value of metallic materials

含Nb低碳钢的热变形行为和金属塑性形变中流变应力的预测

Hot deformation behaviour of Nb-bearing low carbon steel and prediction of flow stress for metals during plastic deformation

从顶锻速度Vd对摩擦焊合区金属塑性成形的影响入手，系统研究了Vd与摩擦焊合区金属组织的关系。

Based on the influence that forge rate on friction welding metal , the equation between and friction welding metal is studied .

稀土Ce和Gd铸锭采用冷轧的方式进行加工，然而稀土金属塑性差，易氧化，加工硬化率高，难于进行压力加工。

But rare earth metal easily is oxidized , and its plasticity is poor , its hardening rate is high , it is difficultly to execute pressure processing .

晶体和多晶体金属塑性变形的非Schmid效应和双剪应力准则

Non-schmid effects and twin-shear-stress criterion of plastic deformation in crystals and polycrystalline metals

经过挤压和轧制后，SiC颗粒的分布沿金属塑性流动方向有明显的取向变化，在轧制过程中SiC颗粒的破碎明显。

After the composite 's being extruded and rolled , the SiC particles distributed along the direction of the metal plastic flow . The size of the particles reduced markedly in the rolling process .

研究了有限元法（FEM）和有限体积法（FVM）模拟金属塑性成形的基本理论和求解方法。

The fundamental theories and solving methods for numerical simulation of metal forming processes with finite element method ( FEM ) and finite volume method ( FVM ) were studied .

DEFORM-2D和DEFORM-3DCAE软件在模拟金属塑性变形过程中的应用

Application of DEFORM-2D and DEFORM-3D CAE Program to Simulation of Metal Plastic Deformation

根据金属塑性变形机理及有关弹塑性理论的基本公式，提出了一种广义屈服条件，并用所得结果分析了Tresca条件和Mises条件与实验结果不完全一致的原因。

A generalized yield criterion is proposed by means of the plastic deformation mechanism and the theory of plasticity and the reasons for the difference between the Tresca and Mises yield criteria are analyzed with the results given by the generalized yield criterion .

本课题采用了有限元数值模拟的仿真软件DYNAFORM，结合金属塑性成形理论和弹塑性有限元理论对微波段反射面的成形过程进行了研究。

The finite element numerical simulation software DYNAFORM has been used in this paper . Combine with the metal plasticity forming theory and elastic-plastic finite element theory , the forming process of the reflected face of the parabolic reflector antenna has been researched .

回弹制约冲压件的尺寸精度、模具设计、成本和生产效率，是金属塑性加工研究的热点和难点，普遍存在于板料成形中，同样存在于L截面型负的压弯过程中。

Springback constraints the dimensional accuracy , die design , the cost and the production efficiency , and it was one of the hot spots and difficulties in metal and plastic processing research . Springback is a universal phenomenon in sheet metal forming process as well as profile .

选择考虑冷轧带钢轧制过程变形区金属塑性变形和入、出口弹性变形的Bland-Ford-Hill模型作为冷轧过程控制轧制力模型并进行分析，确定出变形抗力和摩擦系数是影响轧制力最主要的两个因素。

The Bland-Ford-Hill model was used for rolling force calculation of process control of cold rolling . The plastic deformation in bite zone and elastic deformation at the entry and exit of bite zone were considered for the model calculation .

金属塑性加工学多媒体教学软件的开发

Development of CAI Software for " Metal Plastic Forming Process "

金属塑性压缩过程三维流动的分析

An analysis of the three-dimensional flow of metal under plastic compression

适用于金属塑性变形的应力通常都是压应力。

Stresses applied to plastically deform the metal are usually compressive .

刚塑性无网格伽辽金方法及其在金属塑性成形数值模拟中的应用

The rigid-plastic element-free Galerkin method and its applications in metal forming

变形功计算法在金属塑性挤压工艺中的应用

Application of deformation work calculation in the metalic plastic extrusion processes

金属塑性变形中织构演化的计算机模拟

Computer simulation of texture evolution in plastic deformation processes of metals

高应变率下金属塑性损伤的形核机理

Nucleation Mechanism of Plastic Damage in Metals under High Strain Rate

视塑性法研究轧制过程金属塑性变形

A Study on the Plastic Deformation During Rolling by Visioplasticity Method

金属塑性成形可靠性判断准则

The Estimate Criterion of the Reliability of the Metal Plasticity Forming

金属塑性成形有限元模拟中材料体积变化

Volume Changing of Material in FEM Simulation of Metal Forming

金属塑性变形稳定性差别准则的试验研究

Research on determing criterion of deformation stability for metal plasticity

利用金属塑性变形原理的碰撞能量吸收装置

Impact energy absorbing devices based upon the plastic deformation of metallic elements

金属塑性加工工艺润滑评定方法

The Evaluation Method of Process Lubrication in Metal Plastic Working

金属塑性成形缺陷的数值模拟预测研究

Research on Defect Prediction of Metal Forming Process by Finite Element Simulation