以自制的锡银铜系焊粉为基础制备焊膏并做焊接模拟。
Take the powder of tin, silver and copper solder as the basis to make solder paste and simulate soldering.
采用SYSWELD焊接模拟软件对X70级管道在役焊接接头应力进行模拟，并将在役焊接残余应力与常规焊接进行对比。
Basing on SYSWELD software, stress of in-service welding joint of X70 pipeline steel has been simulated, and residual stress of in-service was compared with routine welding.
通过焊接气溶胶浓度现场实测，模拟值与其浓度分布基本吻合。
The concentration values of the simulations were basically in agreement with the experimentally measured results of welding aerosol concentration.
采用焊接热模拟技术和显微分析方法，研究了回火焊道热处理对X80级管线钢焊接热影响区韧性的影响规律。
The effects of tempering weld-pass treatment on toughness of HAZ of X80 pipeline steel were studied by the technique of welding thermal simulation and the method of microscope analysis.
文中简要介绍了焊接过程数值模拟热源的各种加载模式：高斯分布函数、双椭球分布函数、生死单元方法。
The paper briefly introduces several heat source models in numerical simulation of welding processes, including Gaussian distribution, double-ellipsoid distribution and birth-death element.
利用该数学模型模拟焊接电流、弧长和焊丝伸出长度随时间的变化规律。
It is based on the mathematical model of GMA welding system and Halmoy's wire melting model.
本文主要由两个部分构成，即基于有限元程序自动生成系统(FEPG)的组合网格法和组合网格法在焊接数值模拟中的应用。
This paper consists of two parts: one researches mainly on the Composite Grid method based on FEPG, the other studies the application of CGM on numerical simulation of welding.
给出了焊接残余应力与局部焊后热处理应力的试验结果与模拟结果的对比。
Experiment results of welding residual stress and the stress after local post weld heat treatment are compared with numerical simulation.
采用焊接热模拟、电化学测试、扫描电镜、X射线衍射等方法研究了热循环对喷瓷管道瓷层耐蚀性的影响。
The influence of thermal cycles on the enamel coating corrosion resistance was investigated by Weld Thermal Simulation, Electro chemical Technique, SEM and XRD.
本文较详细地介绍了焊机的外特性，焊机的模拟焊接试验等与焊机性能相关的参数。
This article introduced the Welding machine's output characteristics and its simulation welding experiment in detail.
用焊接热模拟方法确定了焊后热处理工艺参数。
The technological parameter of post-welded heat-treatment is determined by welding thermal simulation test.
同时给出了试样焊接、模拟实样堵焊试样的检测试验数据。
At the same time the check and test data of sample welding and simulating practical stop up welding sample are given.
根据大量的测试数据分别建立了焊接HAZ和热模拟haz的硬度计算公式。
On the basis of a great amount of data through measurement, the formulas for calculating the hardness of welding HAZ and thermal simulated HAZ were respectively established.
文中概括了近年来焊接熔池传热与流体流动模拟所取得的一些进展，总结了影响熔池传热和流体流动的一些主要因素。
In this paper, some progress attained in recent years on heat transfer and fluid flow in weld pool was summarized, then generalized the factors that influenced heat transfer and fluid flow greatly.
近年来，焊接数值模拟技术的应用加快了研究的进展。
Recently, the application of welding numerical simulation technology quicken the research development.
无论是焊接热模拟试件还是焊接接头硬度测试均表明HAZ不存在软化问题，接头拉伸试验断在远离热影响区的母材上。
Hardness measurement on welding thermal simulated specimens and cross weld specimens showed that no softening occurred in the HAZ. All the cross weld tensile specimens ruptured in the base metal.
采用焊接热模拟试验方法研究了在焊接热循环和应力-应变循环同时作用下，2090铝锂合金焊接热影响区显微组织和力学性能的变化特征。
The variation of microstructure and mechanical properties of the welding heat-affected zone of 2090 Al-Li alloy were investigated by means of the welding thermal, simulated and strain cycles test.
论文最后对电流检测系统的模拟调试、可靠性检测以及在焊接过程中的实际检测结果进行了详细的数据与曲线分析。
Finally, in allusion to the current detection system simulation, reliability detection, and the detecting result on the welding filed, this paper analyses their data and curves in detail.
本文设计了一种模拟焊接操作的训练系统。
采用模拟时的焊接工艺参数进行钨极氩弧焊平板对接焊，测定焊接热循环曲线和焊缝截面尺寸，对模拟结果加以验证。
The welding thermal cycle and section dimensions of the welding seam were measured in the condition of the simulated welding process parameters for checking simulation results.
采用焊接热模拟方法研究了不同温度退火时热影响区韧性的变化。
The use of welding simulation different temperature on the welding HAZ toughness variation has been studied.
提出一种依次判断焊接温度场各影响因素大小的方法，以便精确模拟焊接温度场。
A method to estimates the role of the interrelated factors that have influence on the precision of simulation in temperature field is study.
实现焊接过程数值模拟计算的相关问题，如焊接热源的选择、网格划分等问题。
Studying the relational problems of numerical simulation of welding process, such as the choice of welding heat models, meshing girding etc.
模拟钢轨焊接及焊后热处理工况，采用热膨胀方法分别测定uic 900a及u75 V钢轨钢的连续冷转变曲线(CCT曲线)。
By simulating welding and simulating heat treatment after welding, CCT Curves of UIC900A and U75V rail steels are determined by the expansion method.
在焊接结构的CAE中，复杂焊接结构数值模拟的高效运算和精确建模是实现三维分析的主要困难。
In CAE of welded structures, the effective computing and accurate modeling of numerical simulation are as the main problems in three-dimensional analysis.
焊接温度场数值模拟可以比较准确预测并反映整体焊接温度场实际分布。
Welding temperature field numerical simulation method was able to forecast and reflect the real distribution of whole welding temperature field accurately.
建立焊接瞬态温度分布数学模型，解决焊接热源移动的数学模拟问题。
The mathematic model of transient thermal process in welding is established to simulate the moving of the heat source.
熔化极气体保护焊熔滴过渡数值模拟作为焊接学科的前沿领域和研究的热点之一，近年来已经取得了较大的进展。
The technology of numerical simulation for metal transfer in GMAW is one of the front and research hotspot in the weld filed , which has achieved great progress in recent years.
在总结前人经验的基础上，通过平板堆焊实例利用直接法同时计算焊接温度场和应力场，模拟出了焊接过程。
Based on summing up others' experience, this paper research the direct method to calculate and simulate the temperature and stress field at the same time through a board surfacing welding sample.
在总结前人经验的基础上，通过平板堆焊实例利用直接法同时计算焊接温度场和应力场，模拟出了焊接过程。
Based on summing up others' experience, this paper research the direct method to calculate and simulate the temperature and stress field at the same time through a board surfacing welding sample.
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