And this model can be used to predict the status of the metal molten pool and instruct practice production.
运用此模型可预报金属熔池状况，指导实际生产。
The key point of designing coaxial nozzle is how to acquire the steady airstream, which can be used to control the plasma and protect the molten pool at high temperature at the same time.
同轴喷嘴设计的关键问题在于如何获得稳定均匀的同轴气流，使气流在控制等离子体的同时，又能为钛合金高温熔池提供保护。
Or make it have a reverberatory furnace of molten pool, installing electric heating body on top.
或做成有熔池的反射炉，在炉顶上装设电热体。
Quite molten pool, little spatter and no undercut ensure workpiece be in good welding appearance.
焊接熔池平静，飞溅小，不咬边，焊缝成形美观。
The present invention is suitable for glass molten pool furnace in the later stage of furnace life.
本发明可适用于处于炉龄后期的玻璃池炉。
During laser processing, the heating and cooling process of laser molten pool can be acquired by the numeric model.
通过该计算模型，可以掌握激光加工过程中连续移动激光熔池的加热和冷却规律。
The reactance restraint type of furnace should take method of operation to make molten pool power and active power maximum.
电抗约束型炉子应采用使熔池功率或有功功率最大的方式运行。
The depth of molten pool directly influences the crystallization of castings, thus influence the quality of ingots in the ESR.
电渣熔铸过程中， 金属熔池深度直接影响熔铸件的结晶，从而影响钢锭的质量。
The FEM simulation of molten pool temperature filed of laser cladding was in accordance with the results of cladding experiments.
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 depth of the metal molten pool influences the crystallization of castings so much as to influence the quality of castings in the ESR.
电渣熔铸过程中，金属熔池深度直接影响熔铸件的结晶，从而影响钢锭的质量。
Welding defects such as collapse of molten pool, burning through, would like to happen in the high efficient gas shielded metal arc welding.
应用高效的气体保护熔化极电弧焊焊接铝合金薄板时，容易出现熔池下塌、烧穿等焊接缺陷。
The forces applied on the molten pool at the cathode surface under the action of an external magnetic field during vacuum arc coating are analyzed.
分析了在外加磁场作用下，真空电弧镀膜中阴极靶面液池的受力情况，导出了液滴喷溅特性受磁场影响的关系式。
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 study indicates that measurement technique of temperature field combined with digital image processing can show distribution of laser molten pool.
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 change of molten pool temperature of different layers was measured, and the Metallographic and Microstructures in combined interface were analyzed.
在单道多层熔覆中测量了熔覆不同层时熔池温度的变化，分析了结合面的金相和熔覆层的组织结构。
Obtaining the dynamic characteristic information of molten pool and intelligent controlling in the welding process are focus of research in welding field.
焊接过程熔池动态特征信息获取与智能控制一直是焊接界研究的前沿课题。
Weld spatter consists of particles of metal unintentionally ejected from the molten pool during welding and deposited on the surface of base or weld metal.
焊接溅落包括无意地从熔融池中溅出的金属颗粒并落到了母体金属或焊缝金属的表面。
At quasi - state stage, the depth and radius of laser pool have small changes, but the highest surface temperature and velocity of molten pool decease rapidly.
在凝固准稳态阶段，熔池熔深和半径变化较小，但表面最高温度、熔池流速急剧减小；凝固加速阶段则反之。
Based on symmetry of the circular light spot of the laser, a two dimensional numerical simulation of temperature fields of laser molten pool has been developed.
利用激光圆形光斑对称性的特点，建立了激光表面快速熔凝条件下温度场的二维数值模型。
It is necessary to extract molten pool geometrical parameters in real time or to extract back bead width off-line either in seam tracking or in penetration control.
不论熔透控制还是焊缝跟踪，都需要实时或离线提取焊接熔池正面或反面的几何参数。
It was shown that new type metal delivery system can make molten steel distribute uniformly in the molten pool and is favorable for strip shell to solidify uniformly.
结果表明，新型布流系统可使钢液在熔池内均匀分布，有利于薄带坯的均匀凝固。
Two kinds of banded structure caused by convection and unstable moving of the worktable have been observed on the surface of the molten pool and in the melted region.
熔池中存在的对流和激光扫描过程中工作台运动的不稳定造成了熔池表面波纹状组织和熔池中三维条带状组织的出现。
The plasma cloud charge sensor was applied to detect the status of keyhole molten pool during pulsed plasma arc welding, furthermore, the detected signals were studied.
将等离子云传感器应用于脉冲等离子弧焊穿孔熔池小孔状态检测，并对检测信号的波形特征做了深入研究。
The morphology of the solidification structure and the growth direction of the dendrite depended on the heat transfer during the solidification process of the molten pool.
堆焊层中凝固组织形态以及树枝晶生长方向取决于熔池凝固过程中的传热过程。
The influence of laser power, scanning speed, powder feed rate, spot diameter and preheating on the temperature of molten pool were revealed in the process of single-pass cladding.
在单道熔覆中通过跟踪测量研究了激光功率、扫描速度、送粉速率、光斑直径和基体预热温度对熔池温度的影响规律。
The main feature of the device is able to observe arc and molten pool directly in coaxial direction so that the welding process is easily controlled and alignment of weld can be warranted.
其装置特点是能够轴向直接观察电弧和熔池状态，从而便于控制焊接过程，保证焊缝的对中性。
The main feature of the device is able to observe arc and molten pool directly in coaxial direction so that the welding process is easily controlled and alignment of weld can be warranted.
其装置特点是能够轴向直接观察电弧和熔池状态，从而便于控制焊接过程，保证焊缝的对中性。
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