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- 3D FEM model 3D有限元
- The rigid-visco-plastic finite element model of hot forming process for empennage epedestal was established.Two forming processes were simulated and analyzed by 3D FEM. 建立了尾翼支座成形工艺的刚粘塑性有限元模型,采用三维有限元法对该零件两种成形工艺进行了模拟分析,确定合理的成形工艺。
- In the example of Nimu Bridge, a FEM model of 3D beams is established by beam grid method, and mode analysis and time history analysis have been done. 以尼木大桥为例,采用梁格法建立了空间梁单元有限元模型,进行了模态分析和动力时程分析。
- According to the rolling behaviour of 1500 roughing trains of hot strip mill, a 3D elastic-plastic FEM model for edger and horizontal roll was established with ANSYS/LS-DYNA. 摘要针对某钢厂1500热连轧机组粗轧区轧制过程的工艺特点，利用ANSYS/LS-DYNA建立了立辊/水平辊轧制的三维弹塑性有限元模型。
- The 3D free vibration properties of the cable stayed bridge on Wuhu Yangtze River bridge, which is of 180 m+312 m+180 m span, are analyzed by space bar FEM model and also by space bar slab solid hybrid FEM model. 针对芜湖长江大桥主桥 180 m +312 m +180 m的斜拉桥 ,分别采用空间杆系有限元模型与空间杆系 -板-实体混合单元有限元模型分析了桥梁的空间自振特性 ,两种模型的计算结果取得了较好的一致。
- Combined with the complexity of 3D FEM analysis of seepage field of underground project, the simulation of faultage was comprehensively discussed. 摘要结合地下工程渗流场三维有限元分析复杂性的实际，对断层的处理进行积极探讨。
- The computed results was consistent with those of 3D FEM, indicating that the calculation method was reliable. 与有限元解比较，结果表明该换算方法的精度完全能满足工程计算的需要。
- Both transient temperature and deformation fields are simulated by 3D FEM based on uncoupling modles,and then the forming mechanism is quantatively analyzed. 采用非耦合模型,用有限元法对成形过程中的三维瞬态温度场及形变场进行了数值模拟,定量地解释了板料激光弯曲的变形机理。
- Template method was used in IVCD system to quickly and easily build vehicle body concept geometry model and FEM model. IVCD基于车身模板技术，可快速生成车身概念结构几何模型和有限元模型；
- At last, the theory of the rapid variant design of part family"s FEM model based on SML is given. 最后提出了基于事物特性表的零件族有限元模型快速变型设计的原理。
- Based on a series of assumption, create the FEM model, and discuss mesh technology, stress-strain relations, interface contact and calculation methods. 在一系列假定基础上建立有限元模型,并对模型建立过程中的网格剖分技术、材料本构模型、界面接触处理方法及求解过程中的计算方法做了详细阐述。
- Basic frame of the computer simulation system for 3D flow of profile extrusion die was established. Its modules and functions were introduced. This system consists of 3 modules,which are pre process module,3D FEM simulation module and post-process module. 建立了异型材口模挤出三维流动计算机模拟系统的基本框架 ,介绍了其结构和功能 ,该系统主要包括前置处理、有限元分析和后置处理三大模块 ,有限元分析模块又包括对口模内幂律流体流动的分析模块、粘弹性PTT流体流动的分析模块以及粘弹性PTT流体三维挤出胀大的分析模块 ;
- FEM model of the oilcan and truck was established in MSC/NASTRAN to determine the rule of the response during road transportation. 为了确定大型油罐箱运输过程中的响应分布规律,使用MSC/NASTRAN有限元软件建立了油罐箱和运输车整体的三维有限元模型。
- Methods: A series of coronal MR images of the healthy volunteer誷 bilateral TMJ werecollected and reconstructed to establish 3D MR images. 3D FEM was constructed using CAD softwares and ANSYS6.1. 方法:对正常志愿者颌面部进行磁共振冠状位扫描。三维重建磁共振影像。应用CAD软件、ANSYS6.;1;建立有限元模型。
- FEM model has been built for high-speed crank in this text and the stress distribution has been analyzed under the nominal press' impulse. 摘要本文建立了高速压力机曲轴的有限元整体模型，分析曲轴在公称力冲击下的应力分布。
- A 3D FEM numerical simulation of electromagnetic field in the crystallizer with different outer sleeves materials for Al melt in low-frequent electromagnetic casting were conducted. 在结晶器外套材料的不同情况下,对低频电磁铸造铝合金过程的电磁场进行了三维有限元数值模拟。
- A large deformation elastic plastic FEM model is employed to simulate the stretch flanging of V shaped sheet metal parts. 采用弹塑性大变形有限元方法研究了几何形状和材料参数对“V”型零件翻边的影响;
- The comparison between the load-settlement relation curves of the FEM model and that of the centrifuge model test verifies the validity of the model. 有限元分析与离心机模型试验荷载沉降曲线的一致性验证了该模型的有效性。
- Objective: To establish the 3-D FEM model of lower cuspid and analyze the stress distribution of lowercuspid applied wiht orthodontic force. 目的:建立下尖牙的三维有限元模型,分析正畸力作用下尖牙的应力分布特点。
- The study was carried out on the preparation of NCD coated AFM probes.The FEM model of AFM probes’ temperature field was set up. 原子力显微镜探针是实现纳米尺度检测和加工的重要手段，纳米金刚石涂层对于提高AFM探针的性能具有重要的作用。
