激光焊接温度场解析计算
DOI: 10.3969/j.issn.1000-5013.2001.03.006
Keywords: 激光深熔焊, 温度场, 解析式
Abstract:
提出一种激光焊接温度场的解析计算方法 .将激光作用下形成的小孔区域作为均匀吸收介质,导出介质热源的功率分布三维解析式,以及由该热源引起的无限大薄板的温度场分布解析式 .计算和实验验证该解析式的正确性,理论计算和实验结果符合较好 .当小孔深度为零时,介质热源即为表面热源,所得到的解析式与其它热传导焊理论解析式一致
| [1] | Li Junchang, Yuan Lixia. Mathematical method for optimizing the process of heat treatment with powerful laser [J]. 中国激光(英文版), 1992(3):277-280.
|
| [2] | Von A M. Laser-beam interactions with materials [M]. New York: Springer-Verlay Berlin Heidelbery, 1987.232-236.
|
| [3] | Chao Mingcui, Zheng Qiguang, Chen Zhutao. Laser leat process [M]. 武汉:华中科技大学出版社, 1995.244-245.
|
| [4] | Duley W W. CO2 laser:Effects and applications [M]. New York:Academic Press, 1976.82-85.
|
| [5] | Li Yidan, Xin Guochun, Li Zenguo. Three-dimensional joussian oistributed heat flow calculation [J]. Journal of Welding, 1997(4):251-255.
|
| [6] | Lu Jian, Ni Xiaowu, He Anzhi. Physics of laser-beam interactions with materials [M]. 北京:机械工业出版社, 1996.69-71.
|
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