TIG welding experiments show that the predictions of the model have a good agreement with the experimental observation with respect to weld pool shape.
焊接工艺试验表明，根据该模型计算的焊缝成形与试验测试结果吻合程度良好。
The investigation of the relationships between weld pool shape parameters and welding process parameters may be beneficial to the quality control of CO2 welding.
在大量工艺实验的基础上，本文进一步研究了熔地形状参数与焊接规范参数之间的关系，从而为CO_2焊接质量控制奠定了基础。
With the captured images of the weld pool, the shape parameters of the weld pool can be calculated using image processing algorithm, for fulfill the requirement of real time control.
利用获得的焊接熔池图像，采用一定的熔池图像处理算法可以计算出熔池形状的特征参数，以满足过程建模和实时控制的要求。
A fast algorithm of image processing was designed for extracting the shape parameters of the weld pool in real time.
设计了快速图像处理算法，满足在实际焊接过程中提取熔池形状参数的要求。
The present research mainly focuses on detecting the processing stability, assembly quality, defocusing, weld penetration, weld shape, pool and keyhole, etc.
目前实时检测的内容主要有焊接过程的稳定性、装配质量、离焦量、焊缝熔深和表面形貌、熔池与小孔的形态等。
The results of the simulation show that the shape of the weld pool is typically oval.
计算结果表明：钛合金电子束焊接时，熔池呈典型的卵形分布。
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。
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。
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