weld pool

Design of Electric Eddy Sensor for Detecting Temperature of Back Side of Weld Pool

检测熔池背面温度的电涡流传感器设计

With the passive illumination, the filtering method, imaging time, imaging mechanism were investigated for both topside and backside weld pool in P-GMAW.

利用被动光源视觉传感方法，研究了P-GMAW正反面熔池成像的滤光方法、成像时间、成像机理。

Based on the arc light spectrum theory, the auxiliary lighting source and composite filtering techniques were used to solve the negative factors such as poor resolution and radiation disturbance by weld pool.

依据弧光光谱理论，采用辅助光源及复合滤光技术，有效地解决了焊接区熔池成像的干扰和清晰度差等问题。

The experimental method is the preliminary application of surface tension detection of weld pool.

试验研究方法为焊接熔池表面张力测定中的最初应用.

The results of the simulation show that 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 experimental method is the preliminary application for surface tension detection of weld pool.

实验研究方法为焊接熔池表面张力测定中的最初应用.

But current density and heat flux on deformed weld pool surface are not similar Gauss distribution.

而变形熔池表面的电流密度和热流密度分布则不再符合近似的高斯分布.

The qualitative analysis is carried out on the behavior of the partial penetrated weld pool with welding current changing from pulsed peak value to base value during pulsed TIG welding.

对脉冲TIG焊未熔透型熔池在脉冲峰-基转换期间熔池三维形态变化行为进行了定性的分析，并从力和能量角度建立了未熔透熔池液面形态的数学模型。

The work in this paper supplied basis for the study on welding arc and weld pool.

这就为下一步研究电弧和熔池的工作提供了基础.

Simulation of Weld Pool Development during GTA Welding and Comparison with Experimental Results

GTAW焊接过程中熔池发展的数值模拟及与实验结果的比较

It's very significant to monitor and measure the weld pool surface in tridimension.

熔池表面三维检测与测量意义深远,但是因实现困难而研究工作很少.

According to reflection law of light, the depth of the weld pool is adjusted by using the slope as iterative variable. Finally, an engineering solution of the weld pool surface is obtained.

利用光学反射定律，以斜率作为迭代变量不断调整熔池表面深度，最终得到熔池表面形貌的工程解。

Appplied to process or weld large-area production, as PVC water bed, drifting raft, children swimming pool.

适用用大面积产品的加工,熔接, 如PVC水床, 漂流筏, 儿童泳池等.