1) reflow soldering
软熔焊接
2) soldering
[英]['sɔldə] [美]['sɑdɚ]
软焊;焊接
3) weld pool
焊接熔池
1.
Research on the camera calibration in the capturing weld pool image process in under water welding;
水下焊接熔池采集过程中摄像机的标定
2.
Image processing of weld pool by mixed programming based on VC++ and Matlab;
基于VC++与Matlab混合编程的焊接熔池图像处理
3.
Simulation of columnar dendrite grain growth in weld pool of Ni-Cr binary alloy
Ni-Cr二元合金焊接熔池中柱状枝晶生长模拟
4) welding pool
焊接熔池
1.
Image taking and processing of welding pool based on structured light projection;
基于结构光投影的焊接熔池图像获取与处理
2.
Because prolific information can be got from the welding pool,the research on the sensing and control of the welding pool is one of the important fields in welding.
焊接熔池包含有丰富的信息,熔池传感与控制系统的研究是焊接研究一个重要领域。
3.
The GBE model for simulation of grain structures in welding pool is introduced.
介绍了焊接熔池组织模拟的GBE模型。
5) penetration
[英][,penɪ'treɪʃn] [美]['pɛnə'treʃən]
焊接熔深
1.
The effect of active flux and arc shrinking in A-TIG welding is studie d through detecting arc voltage with variant welding current in this paper and t he effect of coated amount of active flux on penetration and arc phenomenon in A -TIG welding is also studied with properly experimental method.
研究了SiO2 和TiO2 两种单一成分活性剂对SUS30 4不锈钢材料TIG焊熔深的影响以及活性剂涂敷量对焊接熔深的作用效果。
6) weld penetration depth
焊接熔深
1.
Shielding gas is the crucial reason for the process stability and the efficient synergetic effects between laser welding and CO_2 laser-TIG(tungsten inert gas) hybrid welding,resulting in bigger weld penetration depth.
保护气体组成及其保护方式是决定CO2激光-钨极氩弧焊(TIG)电弧复合焊接工艺稳定性和激光、电弧两种热源能否有效耦合并取得增强的焊接熔深的关键原因。
补充资料:星接阻抗和三角接阻抗的变换
星接阻抗和三角接阻抗的变换
transformation between starc-onnected and delta-connected impedances
x ing]一e乙日kongl介e sonJ一00}Iez日伙ongde匕一。一〕huon星接阻抗和三角接阻抗的变换(t ransfor-mation betweenstar一eonneeted and delta-eonneeted imPedanees)接成星形的三个阻抗和接成三角形的三个阻抗互相替代的等效变换。它们之间的关系可用一组变换公式表示。按这组公式,用星接阻抗替换三角接阻抗或者反过来,不会影响稳态下电路其他部分的正弦电压和电流,常用于对称三相电路的分析和计算。 图1为三个阻抗21、Z:、23接成星形(又称丫形)。图2为三个阻抗Z小22。、Zal接成三角形(又称△形)。它们之间的变换公式如下:人23土图1星接阻抗图2三角接阻抗(1)将星形连接变换成三角形连接212一Z:+22+2 122及3一22+za十警(1)、|冬|矛231一23+21+2321(2)将三角形连接变换成星形连接z、-二一典乒兴-) 艺‘2士乙“3十乙31…_2 oqZI,}Z。一下万~一二-二二-汁 乙‘2士乙23十乙3‘1_Z。IZoq}艺q一二二一~二,二二--,-二二-~J 乙12十乙23十艺32夕(2) 当三个星接阻抗相等,即21一Z:一23一z丫、三个三角接阻抗相等即212一223一231一Z△时,变换公式是 Z二一32丫,Z丫一Z△/3
说明:补充资料仅用于学习参考,请勿用于其它任何用途。
参考词条