片语

weld pool centroid熔池图

weld pool image centroid熔池图像质心

weld pool dynamics熔池动态

weld pool surface熔池表面

weld pool images熔池图像

weld pool length熔池长度

weld pool surface deformation熔池表面变形

weld pool resonance熔池谐振

英汉例句

• this paper studied the effects of weld pool surface deformation on welding arc behavior characters basing on unified arc pool mathematical model.

  在电弧与熔池统一模型的基础上研究熔池上表面变形对电弧行为特征的影响。

• 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 3-d transient numerical model for tig welding stainless steel has been developed to simulate full-penetrated weld pool dynamic behavior.

  利用建立的三维tig焊接熔池瞬时行为数值分析模型，对移动热源作用下不锈钢薄板全熔透时熔池动态行为进行了数值分析。

• 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 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。

• the calculated results of current density and heat flux on flat weld pool surface using model established in this paper are agreed with experiment.

  用本模型计算出的平坦熔池表面电流密度和热流密度的分布与试验结果显示了很好的一致性。

• we studied the relationship of the stability of weld pool with metallic vapor pressure and the relationship of metallic vapor with plasma.

  研究了焊接熔池的稳定性与金属蒸气压的关系及金属蒸气压与等离子体的关系。

• based on principle of heat transfer, fluid dynamics and physical metallurgy, three-dimensional dynamic weld pool mathematical model of gas metal arc welding(gmaw) with locomotory arc was built.

  根据传热学、流体力学、物理冶金等理论，建立了运动电弧下熔化极气体保护焊（gmaw）的三维非稳态熔池的数学模型。

• an experimental measuring system is developed to determine the surface geometry of weld pool during constant-current tig welding of butt joint.

  研制出连续电流对接tig焊熔池正面形状参数实验检测装置。

• a mathematical model has been established for fluid flow and heat transfer in weld pool with a deformed surface.

  建立了熔池表面存在变形的流场与热场的数学模型。

• 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.

  对脉沖tig焊未熔透型熔池在脉沖峰-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。

• passive visual sensing method is the major method for sensing welding process, the principle of which is to capture weld pool image by the illumination of electric arc.

  被动式视觉传感方法是焊接过程传感的一种主要方法，其主要原理是利用电弧光照射熔池表面获得熔池图像。

• it is also known to use a heat-resistant mineral material, for example, asbestos in the form of cord or sheet to support the weld pool and the powder covering in the case of a submerged arc.

  它也被称为使用耐热性矿物材料，例如，石棉的形式，脊髓或资产负债表，以支持熔池和粉末覆盖的情况下，埋弧焊。

• images of copper weld pool are obtained from the front side of weldment using normal charge coupled device(ccd) sensor and results of image-getting with different observing windows are discussed.

  采用普通电荷耦合（ccd）传感器从正面拍摄了铜熔池，并对不同观察窗口下的取像结果进行比较分析，找到了相对较佳、可获得较清晰的铜熔池图像的取像窗口。

• an image detect system with near infrared ccd(charge coupled devices) for monitoring the copper weld pool on the surface of steel was established.

  建立了一个近红外ccd熔池动态信息的图像检测系统，用于钢表面铜熔池视觉信息的检测。

• finally, the fluid flow of the weld pool was taken into account by increasing the heat conduction coefficient at elevated temperature.

  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。

• this paper addresses the feasibility of visual sensing and real time control of weld pool dynamics in pulsed gmaw.

  研究对脉沖熔化极气体保护焊（gmaw ）熔池过程采用视觉传感与实时控制方法的可行性问题。

• 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。

• a three-dimensional numerical analysis model of fluid flow and heat transfer in pulsed current tig weld pool is developed.

  对运动电弧作用下脉沖tig焊接熔池流场与热场动态变化过程建立了三维数学模型。

• in this paper, the welding current of direct current with a sine wave current added was used to induce weld pool to oscillate and the signal of weld pool resonance were measured by arc voltage.

  在直流电流上附加正弦波焊接电流，诱发熔池金属振蕩，通过电弧电压检测熔池谐振信号，此谐振信号与熔池尺寸有良好对应关系。

• the passive visual sensing method was successfully applied to detect the image of weld pool in co2 welding.

  应用被动式视觉传感方法进行co2焊焊接熔池的形状检测。

• an image detect system with near infrared ccd for monitoring the copper weld pool on the surface of steel was established .

  建立了一个近红外ccd熔池动态信息的图像检测系统，用于钢表面铜熔池视觉信息的检测。

• the passive visual sensing method was successfully applied to detect the image of weld pool in co2 welding.

  应用被动式视物感觉传感方法进行co2焊焊接熔池的形状检测。

• in the experiment, two tungsten electrodes set on both sides of weld pool provide transverse current to the pool.

  实验通过布置在熔池两侧并随激光同步运动的钨电极向熔池中提供横向电流。

• an approach is proposed that this deviation can be obtained by using the weld pool image centroid and a kalman filter.

  为此提出一种利用熔池图像质心和卡尔曼滤波来间接获取电弧与焊缝偏差的方法。