Hollow cathod vacuum arc is a new kind of welding heat source which promises good prospect.
空心阴极真空电弧是一种很有发展前途的新型焊接热源。
The method of element birth and death was applied to simulate the model of loading welding heat source.
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 invention provides a method with a concave lens focus as a welding heat source and a welding device thereof.
本发明提供一种以凸透镜焦点为焊接热源的方法及其焊接装置。
Other uses for this high power diode laser bar are as a direct source for various materials processing applications including cladding, welding, heat treating and brazing.
该高能半导体激光器的其他用途包括，用作各种材料处理应用的激光光源，这些处理应用包括覆层、焊接、热处理和铜焊接。
In frequent bending stress condition, fatigue cracking occurred due to the cracking source had been initiated in welding heat affected zone.
在承受频繁的弯曲应力作用后，在其焊接热影响区萌生了裂纹源进而发生疲劳开裂。
This paper discusses the source of heat for spot welding and the theory of diffusion welding of brass and red copper.
探讨了点焊热量的来源和黄铜与紫铜的扩散焊机理。
Compounding arc heat source to laser heat source can reduce welding co st and improve welding efficiency.
在激光热源的基础上复合电弧进行焊接，可以降低焊接成本，提高焊接效率。
The general loading arithmetic of Gauss heat source in ANSYS welding simulation is loading heat flux(HF)on the whole welding surface based on TABLE array parameters.
A NSYS焊接仿真中高斯热源的一般加载算法是：基于表参数的整面热流密度加载。
The paper briefly introduces several heat source models in numerical simulation of welding processes, including Gaussian distribution, double-ellipsoid distribution and birth-death element.
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 border of laser beam penetration welding seam is simulated by the constructed heat source model and compared with the experimental results.
应用所建立的热源模型模拟分析了激光深熔焊焊缝边界形状，并与实验结果进行了比较。
The mathematic model of transient thermal process in welding is established to simulate the moving of the heat source.
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。
In basis of analyzing the features of the conventional arc welding technology, a DC low-frequency plasma welding power with fusion penetration is selected as the heat source for metal forming.
本课题在分析常规弧焊技术特点的基础上，选取熔透式低频直流等离子弧焊电源作为成形的热源。
As an important heat source in welding, TIG arc is widely used in manufacturing industry, especially for aluminum alloy joining processes.
TIG电弧是焊接生产中的一种重要热源，交流TIG电弧在铝合金的焊接制造中的应用亦已相当广泛。
The GMAW welding thermal process for low alloy steel JG590 was analyzed based on the established heat source model.
将熔化极气体保护焊（GMAW）的热输入处理为三维移动串热源，建立了串热源模型，模拟了JG590低合金钢的GMAW焊接热过程。
Half-circle model and full-circle model, fixed heat source and moving heat source, single pass and multi-pass welding are used for comparison.
比较了半周模型和全周模型，固定热源和移动热源，单道焊和多道焊下的分析结果。
The research status and development of heat source model on laser deep penetration welding were summarized and three kinds of resolution model about heat source were introduced.
综述了激光深熔焊接热源模型的研究现状与进展。介绍了三种解析解热源模型。
Numerical computation of 3d welding temperature field distribution is carried out using different heat source models. The differences of the computation results are compared.
针对具体算例，采用3种不同的热源加载模式进行三维焊接温度场的数值计算，并比较不同方法计算焊接温度场结果的差异。
Numerical computation of 3d welding temperature field distribution is carried out using different heat source models. The differences of the computation results are compared.
针对具体算例，采用3种不同的热源加载模式进行三维焊接温度场的数值计算，并比较不同方法计算焊接温度场结果的差异。
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