本文主要对V型连接管件内径滚压成形三维有限元模拟中的关键问题进行了研究。
The key problems of 3d FEM simulation on internal rolling process of V shaped connecting tubes were studied in this paper.
利用三维有限元模拟和动态响应试验对点焊接头疲劳裂纹萌生和扩展特性进行了研究。
Fatigue crack characteristics are investigated based on the dynamic response simulation by finite element and the dynamic response experiments for tensile-shear spot-welded specimens.
通过极限平衡法和三维有限元模拟计算，模拟了宝泉滑坡体的稳定性和工程处理方案。
By limit equilibrium method and 3-d FEM calculating, this paper simulated the stability and processing project for the earth slide in Baoquan.
内螺纹管滚珠旋压三维有限元模拟中，铜管的网格划分和滚珠加载方式是模拟的关键问题。
The mesh of copper tubes and loading ways of the balls are the key problems during three dimensional FE simulation of ball spinning of inner grooved tubes.
最后，通过三维有限元模拟技术进一步对可行方案进行验证，发现齿轮充填饱满，成形效果较好。
Finally, the feasible scheme is further validated by three-dimensional numerical simulation, and the simulation results show that the corner filling is improved and the whole forming effect is good.
以三维有限元模拟的应变值与三轴压缩实验观测应变数据残差平方和最小为参数反演的目标函数。
The objective function was defined as minimization between strains obtained from finite element method and ones observed from three-axial compression test in laboratory.
利用ANSYS和MATLAB软件，对缩放型片材机头中熔体的速度、压力和剪切应力的分布进行三维有限元模拟和分析。
Softwares ANSYS and MATLAB were employed to analyze and simulate the velocity, pressure and shear stress distribution in sheet extruder dies based on the three-dimensional FEM.
本文利用ANSYS和MATLAB软件，对鱼尾型片材机头中熔体的速度、压力、剪切应力和粘度的分布进行三维有限元模拟和分析。
The software ANSYS and MATLAB were employed to analyze and simulate the velocity, pressure, shear stress and viscosity distribution in fishtail sheet extruder die based on the three-dimensional FEM.
利用三维有限元法，模拟了电性各向异性倾斜沉积岩层的双侧向测井响应。
The response of dual laterolog in tilted anisotropic sedimentary formation was simulated with the three-dimensional finite element method.
三维有限元数值模拟分析技术已广泛地应用于岩土工程领域。
Three-dimensional finite element numerical analog analysis technique has been widely applied to geotechnical engineering.
利用ANSYS有限元分析软件对带有混合块的新型锥形双螺杆的混合段流场进行了三维模拟分析。
Three-dimensional flow simulation of mixing zones in a new conical twin screw extruder with mixing blocks is performed with a finite element package, ANSYS.
采用三维弹塑性有限元法对虎克式万向节热挤压成形过程进行了数值模拟分析。
This paper deals with the numerical simulation analysis of hot extrusion forming process of the Hooke's Joint using three-dimensional elastoplastic finite element method.
本文采用有限元法，就三维楔形体结构对带自由表面流场的撞水过程进行了数值模拟。
By means of finite element method, a numerical simulation of water impact is proceeded for a three-dimensional wedge-shaped structure impacting on the fluid field with a free-surface.
并运用三维线性粘弹性有限元模型，对离心实验过程进行了数值模拟，以确定固体推进剂药柱在轴向过载作用下的变形问题。
Using three dimensional linear viscoelasticity finite element model, numerical simulation was performed. The deformation of solid propellant grain under axial acceleration was investigated.
应用三维弹性有限元方法对连铸机扇形段框架体进行分析计算的关键在于结构计算机模拟的可能性和可行性。
The computer simulation procedure is the key to analyzing the mechanical behaviors of the continuous casting segment tower structure using threedimensional finite element analysis method.
三轴转台框架系统的三维模拟与分析，采用CAE技术，使用PATRAN有限元软件。
The CAE technology and PATRAN finite element software were used in three-dimension simulation and analysis for three axis turntable frame system.
结果：获得良好的下颌骨三维有限元模型，并可模拟不同工作状况模型各部分的力学改变。
Results: Mechanical changes of various parts of the model in different working conditions could be simulated by means of adding different material properties and boundary conditions.
建立了三维热力耦合问题弹塑性有限变形有限元方法，并对板材热轧过程进行了计算机模拟。
A three dimensional elastoplastic finite element model is presented for thermomechanical coupled finite deformation problems, and using the model, a slab hot rolling is computer simulated.
利用ANSYS有限元分析软件，采用三维非线性有限元方法对柴油机曲轴中频淬火瞬态温度场进行了模拟计算；
The three dimensional non linear finite element analysis of the transient temperature field during intermediate frequency quenching of diesel crankshaft was simulated by using of ANSYS.
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.
并利用三维动态有限元模拟了点焊接头疲劳裂纹扩展过程中频率变化特性。
Then the characteristics of frequency variation during the fatigue crack propagation process are simulated by three - dimensional dynamic finite element analysis.
本文应用传热学基本原理和有限元基本方法，完成了二维、三维导热温度场的有限元数值模拟。
In this thesis the heat transfer theory and the finite element method are used to simulate the two dimension temperature field and the three dimension temperature field.
采用现场测试研究、室内岩心实验、测井资料分析及三维有限元数值模拟技术，获得了史深100地区的现代构造应力场。
The modern tectonic stress field of Shishen 100 area has been found by in situ testing, laboratory core experiment, logging data analysis and 3D finite element numerical simulation.
利用大型有限元计算软件ANSYS进行以三维模型为基础的L型机头内部流动速度分析和模拟研究。
The FEM software ANSYS was employed to analyse and simulate the flow velocity in L shape sheet extruder die based on a three dimensional model.
借助动态显式有限元方法，对该六个零件组成的机构整体进行了三维非线性结构数值模拟。
Whole mechanism being treated as a combination of six main parts, three dimensions nonlinear structural simulation is completed by means of dynamic explicit finite element code.
借助ANSYS有限元软件建立CCGA624器件的三维条状模型，基于应变对焊柱可靠性进行优化模拟分析。
ANSYS software was employed to establish three-dimensional strip model of CCGA624 device and optimized simulation of soldered column dimension was also studied.
采用三维刚塑性有限元法对四种径向精锻变形道次的变形分布进行了数值模拟计算；
The strain distributions of four kinds of radial forging processes have been simulated by rigid-plastic FEM.
采用三维刚塑性有限元法对四种径向精锻变形道次的变形分布进行了数值模拟计算；
The strain distributions of four kinds of radial forging processes have been simulated by rigid-plastic FEM.
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