Metallic vapor ejection effect on melt pool dynamics in deep penetration laser welding

Journal of Laser Applications

Volumn 16, Issue 1, 2004, Pages 16-19

  Fabbro, Rémy ^a   Hamadou, Mohammed ^a   Coste, Frederic ^a  

^a CLFA   (France)

Author keywords

Friction effect; Hydrodynamic flow; Metallic vapor ejection; Nd:Yag(yttritium aluminum garnet) laser welding; Twin spot

Indexed keywords

EVAPORATION; FRICTION WELDING; HYDRODYNAMICS; PRESSURE EFFECTS; VAPORS;

DEEP PENETRATION LASER WELDING; MELT POOL DYNAMICS; METALLIC VAPOR EJECTION EFFECT; YTTRIUM-ALUMINUM-GARNET LASER WELDING;

LASER BEAM WELDING;

EID: 1542334808     PISSN: 1042346X     EISSN: None     Source Type: Journal    
DOI: 10.2351/1.1642633     Document Type: Article

References (16)

1. H. Ki, P. S. Mohanty, and J. Mazumder, "Multiple reflection and its influence on keyhole evolution," J. Laser Appl. 14, 39 (2002).
2. W. H. Zang and H. L. Tsai, "Numerical modeling of keyhole dynamics," Proceedings LAMP'2002, 27-31 May 2002, Osaka, edited by I. Miyamoto (SPIE, Bellingham, WA, 2003). pp. 180-187.
3. A. Matsunawa, J. D. Kim, N. Seto, M. Mizutani, and S. Katayama, "Dynamics of keyhole and molten pool in laser welding," J. Laser Appl. 1, 247 (1998) (and references therein).
4. A. Matsunawa and V. Semak, "The simulation of front keyhole wall dynamics during laser welding," J. Phys. D 30, 798 (1997).
5. V. V. Semak, J. A. Hopkins, M. H. Mc Cay, and T. D. Mc Cay, "A concept for hydrodynamic model of keyhole formation and support during laser welding," Proc. of ICALEO'94, 17-20 October 1994 (LIA, Orlando, FL), pp. 641-650.
6. M. Von Allmen, "Laser drilling in metals," J. Appl. Phys. 47, 5460 (1976).
7. D. Petring, Anwendungsorientierte Modellierung des Laserstrahlschneidens zur rechnergestüzten Prozessoptimierung (Verlag Shaker, Aachen, 1995).
8. R. Fabbro and K. Chouf, "Dynamical description of the keyhole in deep penetration laser welding," J. Laser Appl. 12, 142 (2000).
9. T. Furich, P. Berger, and H. Hügel, "Marangoni effect in laser deep penetration welding of steel," J. Laser Appl. 13, 178 (2001).
10. 2 laser beam welding," Weld. J. (Miami, FL, U.S.) 79, 72 (2000).
11. M. Beck, Modellierung des Lasertiefschweinssens (B.G. Teubner, Stuttgart, 1996).
12. W. Sudnik, D. Radaj, S. Breitschwerdt, and W. Erofeew, "Numerical simulation of weld pool geometry in laser beam welding," J. Phys. D 33, 662 (2000).
13. F. Coste, F. Janin, M. Hamadou, L. Jones, and R. Fabbro, "Deep penetration laser welding with Nd:YAG laser combination up to 11 kW laser power," Proceedings LAMP'2002, 27-31 May 2002, Osaka, edited by I. Miyamoto (SPIE, Bellingham, WA, 2003), pp. 422-427.
14. M. Hamadou, R. Fabbro, G. Caillibotte, K. F. Chouf, and F. Briand, "Study of assist gas flow behavior during laser welding," Proceedings ICALEO'2002, 14-17 October 2002, Scottsdale (LIA, Orlando, FL).
15. V. S. Golubev, "On possible models of hydrodynamical unstationary phenomena in the processes of laser beam deep penetration into material," Proc. SPIE 2713, 219-230 (1995).
16. B. Hohenberger, C. Chang, C. Schinzel, F. Dausinger, and H. Hügel, "Laser welding with Nd:YAG multi-beam technique," Proceedings ICALEO'1999, 15-18 Nov. 1999, San Diego, CA (LIA, Orlando, FL), Vol. 87, D-pp. 167-176.