2) deep penetration laser welding
激光深熔焊接
1.
Numerical simulation of temperature field in deep penetration laser welding under hot and press condition;
热压条件下激光深熔焊接温度场的数值模拟
2.
Given special welding technology,theoretical P_c-v curve and P_c-Δf curve of stable deep penetration laser welding are deduced.
在同轴和侧吹保护气体的条件下,通过工艺参数优化,激光深熔焊接可以有效地避免高强度镀锌钢热影响区(HAZ)的软化现象以及焊缝气孔的有效控制。
3.
Under the assumption of cylindrical keyhole, the inverse Bremsstrahlung absorption in the keyhole in deep penetration laser welding of metals was studied by means of tracing a beam light.
在假设小孔为圆柱形的基础上,通过跟踪光线在小孔内的多次反射轨迹,对激光深熔焊接过程中小孔内等离子体的反韧致辐射吸收进行了研究,计算了小孔孔壁上吸收的激光功率密度,分析研究了孔壁的多次反射次数、聚焦透镜的焦距以及小孔直径等因素对孔壁上的激光功率密度分布的影响。
3) laser deep penetration welding
激光深熔焊接
1.
Welding volume energy was introduced to synthetically estimate the influences of welding parameters such as laser power,welding speed,defocusing distance and the dimension of laser focus on the weld penetration in laser deep penetration welding.
定义焊接体能量用来综合评价激光焊接过程中激光功率、焊接速度、离焦量及焦点尺寸等焊接工艺参数对激光深熔焊接过程的影响,并分析了焊接体能量对激光深熔焊缝熔深的影响。
2.
The research status and development of heat source model on laser deep penetration welding were summarized and three kinds of resolution model about heat source were introduced.
综述了激光深熔焊接热源模型的研究现状与进展。
4) laser penetration welding
激光深熔焊接
1.
The behavior and control technology of laser induced plasma during laser penetration welding;
激光深熔焊接光致等离子体行为及控制技术
2.
During laser penetration welding,laser induced plasma has obvious shielding effect on laser energy and affects welding quality significantly.
激光深熔焊接过程中,光致等离子体对激光能量有显著的屏蔽作用,严重影响了焊接质量,因此,对等离子体的控制技术成为研究的热点。
5) CO_2 laser welding
CO_2激光焊接
1.
Influence of CO_2 laser welding process on weld surface formation of wrought magnesium alloy AZ31B;
CO_2激光焊接工艺对AZ31B变形镁合金焊缝表面成形的影响
2.
The influences of the filler metal powder on the laser power density threshold value, weld formation and process stability were studied during CO_2 laser welding of aluminum alloy.
采用CO_2激光(slab)系统进行了高强铝合金的激光填粉焊接,分析了激光与粉末相互作用的5个阶段过程;研究了填充合金粉对CO_2激光焊接功率阈值、焊缝成形和焊接过程稳定性的影响。
6) laser deep penetration welding
激光深熔焊
1.
Calculation and detection of thermal cycle of laser deep penetration welding;
激光深熔焊接热循环的研究
2.
The occurrence cycle of eyehole in laser deep penetration welding is analyzed in theory, and the method of removing the effect of plaser during laser welding by adoption of squarewave pulse laser and assistant gas is put forward.
从理论上分析了激光深熔焊中小孔的存在周期 ,并提出利用方波脉冲激光和辅助气体共同作用来消除焊接过程中等离子体的影响。
3.
The technology of laser deep penetration welding (LDPW) for aluminum alloy has become a main reason which impedes the application of aluminum alloy in these fields.
对激光深熔焊接数值模拟中的解析解和数值解热源模型进行了总结,分析了它们各自的优点与局限性。
补充资料：poly(bisphenol a-co-4-nitrophthalic anhy-dride-co
CAS：61128-46-9
分子式：(C31H20O8·C6H8N2)x
中文名称：5,5'-[(1-甲基亚乙基)双(4,1-亚苯氧基)]双-1,3-异苯并呋喃二酮与1,3-亚苯二胺的聚合物
英文名称：1,3-Isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-, polymer with 1,3-benzenediamine
3-isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis- polymer with 1,3-benzenediamine
poly(bisphenol a-co-4-nitrophthalic anhy-dride-co
1,3-Isobenzofurandione,5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-,polymer with 1,3-benzenediamine
分子式：(C31H20O8·C6H8N2)x
中文名称：5,5'-[(1-甲基亚乙基)双(4,1-亚苯氧基)]双-1,3-异苯并呋喃二酮与1,3-亚苯二胺的聚合物
英文名称：1,3-Isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-, polymer with 1,3-benzenediamine
3-isobenzofurandione, 5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis- polymer with 1,3-benzenediamine
poly(bisphenol a-co-4-nitrophthalic anhy-dride-co
1,3-Isobenzofurandione,5,5'-[(1-methylethylidene)bis(4,1-phenyleneoxy)]bis-,polymer with 1,3-benzenediamine
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