论文着重研究了真空电子束钎焊的温度场和激光焊接熔池温度场的测量。
This thesis researches the temperature field measurement of the welding of electron beam in the vacuum and laser welding pool.
本文激光熔覆熔池温度场的有限元模拟与熔覆实验取得了较为一致的结果。
The FEM simulation of molten pool temperature filed of laser cladding was in accordance with the results of cladding experiments.
结果表明结合数字图像处理的温度场检测技术可以表征激光熔池温度场的分布规律。
The study indicates that measurement technique of temperature field combined with digital image processing can show distribution of laser molten pool.
经实验验证：该系统能够检测到熔池的温度场变化信号，并能控制步进式TIG焊的焊接时间和行走时间。
The experiments show that the variable temperature signal can be detected and the welding time and traveling time can also be controlled in "step" TIG welding by this system.
最后采用增大热传导系数的方法，考虑了熔池内流体流动对整个温度场的影响。
Finally, the fluid flow of the weld pool was taken into account by increasing the heat conduction coefficient at elevated temperature.
电渣熔铸过程中熔渣的流动决定了熔铸体系温度场的分布以及金属熔池的形状，最终影响熔铸钢锭的质量。
The flow of the molten slag pool determines the temperature distribution and the pool profiles in the electroslag casting process, which affects the quality of ingot casting.
为了研究强制对流对气体保护焊温度场的影响，通过红外热像仪检测了CO2气体保护焊的温度场，发现在熔池及其邻近区域温度呈圆锥型分布。
To reveal the influence of forced convection on gas shielded arc welding temperature field, the infrared camera was used to investigate the temperature field of the base metal in CO2 arc welding.
综合考虑MIG焊接物理过程，建立了MIG焊接熔池流场和温度场的数值分析模型。
Considering the physical process of MIG welding, the numerical analysis model of the fluid flow and the temperature field has been developed.
在此基础上，对小孔等离子弧焊接热场进行了有限元计算，分析了引弧后熔池及周围温度场的瞬时演变过程。
Based on TPAW, finite element calculation of temperature field in keyhole plasma arc welding is conducted, and.
利用该软件对熔池内的温度场进行了模拟，得到了不同工艺条件下温度场曲线；
With it, numerical simulation on the temperature fields of different technology conditions is provided.
论文对等离子束表面冶金过程中熔池的区域性、熔池中熔体的流动特征、化学冶金过程以及温度场进行了详细研究。
The regional metallurgical process, flowing characteristics of melt, the chemical metallurgical process and temperature field of the molten bath have been analyzed in full.
在铝合金铸件三维温度场计算的基础上，提出了采用动态多熔池等效液面收缩量法对缩孔进行预测；
On the basis of 3-D temperature fields calculation of aluminum alloy casting, the liquid face shrinkage capacity method of varied several melt pool is put forward to predicate shrinkage cavity;
采用CCD比色法测量系统对激光焊接熔池的温度场进行测量。
Temperature measurement with colorimetric method by CCD has been used to measure the temperature of the laser welding pool.
采用CCD比色法测量系统对激光焊接熔池的温度场进行测量。
Temperature measurement with colorimetric method by CCD has been used to measure the temperature of the laser welding pool.
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