Taking the balancing beam of bulldozer as an example and hosed on the structural features of box-sectioned welded structure the finite element models of beam plate and block type are established .

以推土机平衡梁为例，根据箱形 焊接结构特点，研究建立了梁、板、块三种 单元形式的有限 元模型；

For the determination of the life expectation of welded components by means of the structural stress approach comparatively simple finite element calculations are carried out to determine the relevant stresses .

借助结构应力设计方案预估 焊接零件寿命时，采用一种比较简单的有限 元计算方法确定起决定作用的应力。

Based on the generalized variation method and the energy equilibrium equation of the railway welded turnout structural system the railway welded turnout structur - al system is analyzed systematically by finite element method .

基于铁路无缝道岔结构体系分析的广义变分法和能量平衡控制方程，利用有限 元法对 无缝道岔蛄构体系进行了全面分析。

Finite element model of square cup deep drawing of tailor welded blank was set up based on weld model element type and material model .

利用焊缝模型、 单元类型、材料的本构关系，建立 铝 合金 拼 焊板盒形件拉深成形有限元模型。

In this paper a theoretical analysis of the effect of residual stresses on the fatigue behavior of welded butt joints was developed by using linear elastic fracture mechanics ( LEFM ) superposition principle and finite element approaches .

利用线弹性断裂力学（LEFM）理论、迭加原理和有限 元分析方法，就残余应力对对 焊接头的疲劳性能的影响进行了理论分析。

Analysis of Load-Carrying Capacity of Welded Bogie Frame Based on Non-liner Finite Element Method and Design of Ultrasonic Detection System

基于非线性有限 元法的 焊接构架承载分析及损伤检测

The advantage of integrated study of welding process simulation and welded joint finite element analysis was demonstrated . The results have certain reference value for the application of practical engineering .

总结了全文主体思想，分析归纳了研究结果，阐述了将焊接过程模拟与 焊接接头性能有限 元分析结合在一起研究的优势，对实际工程应用有一定的参考价值。

The strain-stress distribution rules of welded joint containing a crack on fusion line was analyzed with finite element method .

对熔合线上含裂纹 焊接接头，应用有限 元方法分析了其应力应变场的分布规律。

On the basis of the thermal-elastic-plastic theory a three dimensional finite element numerical simulation residual stress of girth welded duplex stainless steel pipes with ANSYS non - liner finite element program .

以热弹塑理论为基础，利用ANSYS非线性分析有限 元程序，对双相不锈钢管道 接头环 焊缝残余应力进行三维数值模拟。

The hot spot stress in the welded knuckles is calculated on the basis of a detailed finite element model . The SN curve and Miner rule are used in the fatigue assessment .

通过建立详细的疲劳热点位置的结构有限 元模型，进行热点应力分析，并根据 S-N曲线和Miner线性疲劳累积损伤原理，进行了疲劳寿命计算。

The constraint variations around the crack tip in heterogeneous welded joints were analyzed thoroughly by means of three dimensional elastic plastic finite element method .

应用三维弹塑性有限 元方法详细分析了 焊接接头中裂纹尖端三维拘束状态的分布特征。

The performance data of changing working conditionings mode and changing voltage and adjunctive heat transfer temperature difference and welded resistance and stray heat exchange and element ability step-down effect on the performance data of thermoelectric refrigerator are analyzed .

分析了热电制冷器的制冷工作特性、变工况特性和变电压特性，同时分析了附加传热温差、 焊缝电阻、杂散热交换、 元件性能下降对热电制冷器性能的影响。

The Calculation of Transient Temperature Field in Heavy Welded Shapes by Finite Element Method

厚板 柱 坡口 多层 焊瞬时温度场的有限 元计算

Analyzing the Stability of Continuously Welded Turnout with Finite Element Method

无缝道岔温度力及变形的有限 元分析

Longitudinal Force and Displacements Analysis of Welded Turnouts with Rigid Frogs by Finite Element Methodology

固定型 无缝道岔纵向力和位移有限 元计算分析

Fatigue damage analysis of long span steel bridge welded members using the finite element method and damage mechanics

基于损伤力学&有限 元法的大跨度 钢桥梁构 件疲劳损伤累积分析

The Sn transition zone is narrower than the diffusion layer of TIG direct welding which has brought constraining force on welded joint and hampered the diffusion of Mg element into Al base metal .

锡层对镁铝 接头产生拘束强化作用，过渡层比镁铝直接焊接要狭窄，并且尚余一些没有扩散的锡层，阻止了镁 元素向铝母材中扩散。

The Stress Analysis of Welded Joints with Boundary Element Method

焊接接头工作应力的边界 元分析

Fatigue life evaluation for steel bridge welded components using damage mechanics and finite element method

采用损伤力学-有限 元法预估钢桥梁 焊接构件疲劳寿命

The temperature stress transmission principles of continuously welded turnouts are analyzed . Reasonable simulation mode for each part of the continuously welded turnout in finite element model is established and the model has been completed .

分析无缝道岔温度力传递机理，确定 无缝道岔各部分在有限 元模型中的合理模拟方式，并建立模型。

In accordance with the need for the design of a super-large-diameter welded hollow spherical joint of an arch steel roof in a gymnasium a nonlinear finite element analysis and a full-scale experiment on the joint were carried out .

针对某体育馆拱形屋盖的超大直径 焊接空心球节点设计的需要，对该球节点进行了有限 元非线性分析和足尺模型试验研究。

In this paper the residual welding stresses in a low carbon steel girth butt welded pipe are calculated with a nonlinear finite element code ADINA .

本文利用ADINA非线性分析有限 元程序，对低碳钢管道环焊缝 接头焊接残余应力进行计算。

Simulation of Welded Flaws based on Life-death Element Technique

基于生死 单元技术的 焊缝缺陷模拟

For large welded structure the finite element model is very large and need refined mesh near the weld area the calculation need lengthy time and large disk space .

对于大型 焊接结构，由于焊缝区域及其附近需要细化网格，其有限 元 计算模型规模巨大，且计算时间冗长。

Using MARC commercial software tensile plate models of both all base steel and welded joint with various center through crack sizes were computed by three-dimensional finite element method and the tensile process was simulated at the same time .

采用MARC商用软件，对不同中心贯穿裂纹尺寸的母材及其实际 焊接接头拉伸板模型进行了三维有限 元计算和拉伸过程模拟。

The thermo elastoplastic Analysis of Butt Welded Plate by Finite Element Method

薄板对接 焊的热弹塑性有限 元法分析

Analysis of the Stress Distribution on Thick-wall Welded Tees by Three-Dimensional Finite Element Method

厚壁等 径三通应力分布的有限 元分析

Two pairs of alloys in the welded area were fused and mixed the metal element percentage was determined by the amount of alloy of each part .

焊区内两种配对合金的金属元素相互混熔，金属 元素含量值受所在部位的合金成分决定。

Microstructure of welded joints and element distributions in the interface between the weld metal and the base metal were analyzed by optical microscope and electron probe microanalyzer ( EPMA ) .

利用光学显微镜和电子探针（EPMA）分析了 焊接接头的微观组织及界面 元素的分布，初步探讨了TIG熔焊焊接的工艺特性。