The heat transfer in laser deep penetration welding includes heat conduction and convection in the welding pool .
激光深熔焊接的传热过程包括热传导和 焊接 熔 池内熔融材料的对流流动。
Clear images of the MIG welding pool are obtained by using the technology of narrow band filter which used to overcome the influence of strong arc light .
通过窄带滤光结构，有效地克服了弧光干扰，并获得了比较清晰的铝合金MIG 焊 熔 池图像。
This article analyzes sensing method of arc welding pool .
分析研究了 弧焊 熔 池视觉传感方法。
The TIG Welding Pool Calculator Image Detecting System
TIG 焊 熔 池计算机图像检测系统
Because prolific information can be got from the welding pool the research on the sensing and control of the welding pool is one of the important fields in welding .
焊接 熔 池包含有丰富的信息，熔池传感与控制系统的研究是焊接研究一个重要领域。
The main reason is the change of arc behavior the type of material transfer and flow pattern of welding pool .
分析主要原因是活性剂改变了电弧行为和熔滴过渡形式，同时改变了 熔 池的流动行为。
The results showed that : The welding current and surface tension temperature coefficient has a critical influence on the internal flow of weld pool and determines the shape of TIG welding pool .
结果表明，焊接电流和表面张力温度系数对熔池内部流动有着至关重要的影响，决定了TIG 熔 池的截面形貌。
Based on the welding pool images captured by a vision sensor the predicted weld pool profiles are analyzed and some factors that influence weld pool profile are discussed .
根据视觉检测系统拍摄的 熔 池图像，对数值模拟得到的熔池形状进行了比较分析，并讨论了影响熔池形状的主要因素。
Underwater welding process is different from on the land of the welding process welding seam under high pressure and welding pool underwater rapid cooling the robot structure effect observation tank and tracking CCD and other factors to cooperate .
水下焊接过程不同于陆地上的焊接过程，焊缝承受水下高压和 焊接 熔 池急剧冷却、机器人自身结构、观察舱和跟踪CCD等多个因素影响。
Through analysis on inside weld forming and welding procedure of SSAW pipe it pointed out weld crack is easy to appear in brittle temperature zone in welding pool .
通过对螺旋埋弧焊管内焊缝成型和焊接过程的分析，指出焊缝裂纹易产生在 焊接 熔 池脆性温度区。
Meanwhile the aluminum alloy characteristic of the MIG welding pool is analyzed .
分析了铝合金 焊接 熔 池图像的特征。
Coaxial information monitoring is a method to directly monitor the welding pool and keyhole in laser deep-penetration welding process .
同轴信息监测是一种直接对 熔 池和小孔进行监测的方法。
And the welding pool vibration equation is set up .
建立了 焊接 熔 池波动方程。
Study on Observing and Controlling MAG Welding Pool by Digital Image Technique
用微机图象法对脉冲MAG 焊接 熔 池进行观察和控制的研究
Numerical Simulation of Phase-Transition Heat Transfer and Fluid Dynamic Characteristic in Welding Pool
焊接 熔 池相变传热特性及流体动力学分析
Impact of Physical Properties of Dissimilar Metal on Laser Welding Pool
异种金属物理性质对激光 焊接 熔 池的影响
With the models backside weld width could be deduced from topside parameters of welding pool in real time .
模型根据 熔 池正面参数可实时预测焊缝背面宽度。
In this paper the problem of welding pool dynamic vibration was investigated by elastic dynamic theory .
采用弹性体力学理论，对 焊接 熔 池波动力学进行了探讨。
A robotic vision sensing system for taking and processing the image of MIG welding pool of aluminum alloy is established .
建立了用于铝合金脉冲MIG 焊 熔 池图像检测的机器人视觉传感系统。
Combined with our former work this paper has shown a successful investigation on intelligent control of arc welding pool dynamic process and weld quality .
与前期工作一并构成了对电弧 焊接 熔 池动态过程和焊接质量智能控制途径的成功探索。
Based on the research of real-time measuring the weld pool width with a dual wavelength optical filter a fuzzy control system of welding pool width has been developed .
在双波长滤光片正面实时检测焊缝熔宽技术的基础上建立了 焊缝 熔宽模糊控制系统。
Application of Fuzzy Control Technology in MIG Welding Pool Width
模糊控制技术在MIG 焊 熔宽控制系统中的应用
Based on the imaging characteristics of aluminum alloy pulse GTAW welding pool the surface reflectance model is built after analyzing arc intensity filter system welding pool shape and reflectance characteristics .
通过分析铝合金脉冲GTAW的电弧光强、滤光系统、熔池形状和反射特性、摄像机参数，建立了 熔 池表面的反射模型。
Then SEM observation and EDS analysis of slag are carried out respectively . Separate distribution of slag on welding pool during welding and great constriction of arc spots are confirmed by TIG welding with helium shielding gas .
对焊渣进行了SEM形貌观察和EDS成分分析，并采用氦弧焊证实了焊接过程中焊渣在 熔 池表面成片分布，电弧斑点极大收缩。
Dimensionless analysis is adopted to study the effect of flow and convection heat transfer induced by different force in the welding pool .
通过数值计算对紧凑换热器一种波纹 翅片通道内除湿条件下周期性 充分发展的对流传热传质情况进行数值研究。
Effect of surface active flux on welding pool depth and arc phenomenon in TIG welding
表面活性剂对TIG焊电弧现象及 焊接 熔深的影响
Analyze on N_2-Ar protecting TIG welding arc gives a bases foundation for realizing virtual fabrication and provides important boundary conditions about current density distribution and arc pressure distribution for studying welding pool behavior .
对直流氩氮TIG焊电弧的模拟为实现焊接过程的虚拟制造奠定了基础，为 熔 池行为的研究提供了最重要的 熔 池表面电流密度分布和电弧压力分布的边界条件。
The Research on Control System of TIG Welding Pool Width with Vision Sensing Based on xPC Target
基于实时目标机的TIG 焊 熔宽视觉传感与控制系统研究
In this article according to the actual situation of the Tungsten Inert Gas ( TIG ) welding pool a two-dimensional axisymmetric model of the stationary TIG weld pool is developed .
根据TIG 焊熔 池的实际情况，建立了定点热源作用下TIG熔池的二维轴对称数学模型。
焊接熔池