molten pool

simulation of molten pool for vertical keyhole plasma arc welding in aluminium alloy

铝合金等离子弧立焊穿孔熔池的计算机模拟

plasma transferred arc produces the induced electromagnetic field that makes liquid metal convect in molten pool in the surface metallurgical course.

在表面冶金过程中等离子束产生感生磁场，使熔池内液态金属产生对流运动。

The effect of welding parameters on molten pool of TIG helium-arc small-gap butt welding of tantalum sheet

工艺参数对钽薄板小间隙TIG对接焊熔池的影响

The physical process of molten pool was researched, which showed that the surface tension and buoyancy are exist, and convection is caused mainly by tension and temperature gradient.

研究了激光熔池的物理过程，表明熔池中存在表面张力和浮力，对流主要是由表面张力和温度梯度引起。

In MPS multi-electrode system, two or more welding arcs burning in one molten pool, the heat input is several times of single power supply. It greatly incases the welding productive because the amount of melting metal in a unit time is increased.

多电源多丝焊接工艺中几个焊丝在一个熔池内燃烧，总的热量输入是单丝焊接热量输入的若干倍，使单位时间内金属的熔化量大大提高，从而可以明显提高焊接生产率。

The dynamic change of the molten pool influences the quality of welding joint directly in TIG.

TIG焊接 过程中,熔池的动态变化直接影响焊接质量.

Inert gas such as argon is blowed into the furnace to agitate the molten pool.

可向炉内吹入惰性气体如氩气对熔池进行搅拌.

mag welding molten pool image character and useful information analysis

MAG焊熔池图像特征及可用信息分析

The model can be used to predict metal molten pool can guide the practical production.

运用此模型可预报金属熔池状况,指导实际生产.

The comprehensive information about arc, molten pool and joint position are obtained.

有效地提高了在可见光波长内电弧 、 熔池和焊缝三者同时成象的清晰度.

application of image processing system based on digital signal processor to temperature field measurement in laser molten pool

基于数字信号处理器的图像处理系统在激光熔池温度场检测中的应用

a passive vision sensing system to acquire the image of molten pool in mag welding was set up and many typical molten pool images were obtained.

针对MAG焊特点，利用被动式熔池视觉传感系统，采集到清晰的熔池图像；

influence of casting speed on temperature field in molten pool during twin-roll strip casting

双辊铸轧薄带过程中铸速对熔池内温度场的影响

Numerical Analysis of Effect of Butt Gap on Molten Pool Form in TIG Helium-arc Welding of Tantalum Sheet

对接间隙对钽薄板TIG氦弧焊熔池形态影响的数值分析

Numerical simulation of molten pool temperature field for TIG welding of pure copper without preheating

不预热情况下的紫铜TIG焊熔池温度场的数值模拟

Numerical Simulation of Molten Pool Temperature Field of Copper-Zinc Alloy Radiated by Chemical Laser

化学激光辐照铜锌合金熔池温度场的数值模拟

During the three experiments separately performed, through nozzles SF6 gas was sprayed at a pressure difference of 0.06 MPa into an air-tight molten pool reactor of 430 ℃ initial temperature containing liquid-state metal lithium.

在分别进行的3个实验中，将压差为0.06MPa的六氟化硫气体经喷嘴喷入装有液态金属锂，初温为430℃的密闭熔池反应器内。

effects of crystal orientation on microstructures of molten pool during laser surface remelting

晶体取向对激光快凝重熔区组织形态的影响

during the course of laser surface alloying, because of the convection in laser molten pool, the distribution of niobium element in processing layer is relatively well-proportioned as a whole, however, there is niobium consistency grad along the deepness direction.

在激光表面合金化过程中，由于激光熔池的对流传质作用，合金化处理层中铌元素分布宏观上较为均匀，但沿深度方向的分布存在一定的浓度梯度。

The molten convection model in laser molten pool are also specifically expounded.

并对激光熔池中熔体的对流模型作了具体阐述.

This is the result of forced convection on the fused liquid of the molten pool induced by surface tension gradient, which has been proved by numerical simulation.

数值计算结果证实这主要是熔池中熔体在表面张力梯度下引起的强制对流作用的结果。

Finally the influences of the power allocation among the wires on welding thermal cycle curve are discussed, and the results show that the power distribution among the wires of multi-wires LSAW will impact the highest temperature of the molten pool.

最后，探讨了焊丝之间的功率分配对焊接热循环曲线的影响，研究发现：多丝埋弧焊焊丝之间的功率分配会对熔池最高温度产生影响。

Study of forming mechanism of molten pool of TIG helium-arc small-gap butt welding for Tantalum sheet

钽薄板小间隙TIG氦弧对接焊熔池形成机理的研究

plasma cloud sensing of keyhole molten pool during pulsed plasma arc welding

脉冲等离子弧焊穿孔熔池的等离子云传感

Study on Dynamic Characteristics of Molten Pool During Laser Deep Penetration Welding

激光深熔焊熔池动力学特性研究

simulation of molten pool formation process of keyhole plasma arc welding

穿孔等离子弧焊熔池形成过程的仿真