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TECHNICAL PAPERS

Finite Element Analysis of Pulsed Laser Bending: The Effect of Melting and Solidification

[+] Author and Article Information
X. Richard Zhang, Xianfan Xu

School of Mechanical Engineering, Purdue University, West Lafayette, IN 47907-1288

J. Appl. Mech 71(3), 321-326 (Jun 22, 2004) (6 pages) doi:10.1115/1.1753268 History: Received August 29, 2001; Revised June 30, 2003; Online June 22, 2004
Copyright © 2004 by ASME
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References

Namba, Y., 1986, “Laser Forming in Space,” International Conference on Lasers, C. P. Wang et al., eds., STS Press, Las Vegas, NV, pp. 403–407.
Scully,  K., 1987, “Laser Line Heating,” J. Ship Prod., 3, pp. 237–246.
Arnet,  H., and Vollertsen,  F., 1995, “Extending Laser Bending for the Generation of Convex Shapes,” Proc. Inst. Mech. Eng., 209, pp. 433–442.
Vollertsen, F., 1994, “Mechanisms and Models for Laser Forming,” Laser Assisted Net Shape Engineering, Proc. of the LANE, M. Geiger et al., eds., Meisenbach, Bamburg, Germany, 1 , pp. 345–360.
Geiger,  M., and Vollertsen,  F., 1993, “The Mechanisms of Laser Forming,” Annals of the CIRP,42, pp. 301–304.
Chen,  G., Xu,  X., Poon,  C. C., and Tam,  A. C., 1998, “Laser-Assisted Microscale Deformation of Stainless Steels and Ceramics,” Opt. Eng., 37, pp. 2837–2842.
Chen,  G., Xu,  X., Poon,  C. C., and Tam,  A. C., 1999, “Experimental and Numerical Studies on Microscale Bending of Stainless Steel With Pulsed Laser,” ASME J. Appl. Mech., 66, pp. 772–779.
Zhang, X., and Xu, X., 2001, “Fundamental and Applications of High Precision Laser Micro-Bending,” IMECE, ASME, New York.
Feng,  Z., Zacharia,  T., and David,  S. A., 1997, “Thermal Stress Development in a Nickel Based Superalloy During Weldability Test,” Weld. Res. Suppl.,Nov., pp. 470–483.
Lewis,  R. W., and Ravindran,  K., 1999, “Finite Element Simulation of Metal Casting,” Int. J. Numer. Methods Eng., 47, pp. 29–59.
Taljat,  B., Zacharia,  T., and Wang,  X., etc., 1998, “Numerical Analysis of Residual Stress Distribution in Tubes With Spiral Weld Cladding,” Weld. Res. Suppl., Aug., pp. 328–335.
Taljat,  B., Radhakrishman,  B., and Zacharia,  T., 1998, “Numerical Analysis of GTA Welding Process With Emphasis on Post-Solidification Phase Transformation Effects on Residual Stresses,” Mater. Sci. Eng., A, 246, pp. 45–54.
Maykuth, D. J., 1980, Structural Alloys Handbook, Metals and ceramics information center, Battelee Columbus Laboratories, Columbus, OH, 2 , pp. 1–61.
Takeuti,  Y., and Komori,  S., 1979, “Thermal-Stress Problems in Industry 3: Temperature Dependency of Elastic Moduli for Several Metals at Temperatures From −196 to 1000°C,” J. Therm. Stresses, 2, pp. 233–250.
ABAQUS User’s Manual, Version 5.8, 1997, Hibbitt, Karlsson and Sorensen, Inc.
Carslaw, H. S., and Jaeger, J. C., 1959, Conduction of Heat in Solids, 2nd Ed., Oxford University Press, Oxford, UK, Chap. XI, pp. 285–288.

Figures

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Schematic of the laser bending process
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Comparison between the results of FEA and an exact solution for (a) solidification, (b) melting
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Temperature distributions at different moments (E=270 μJ) (a) along the y-direction on the top surface, (b) along the z-direction (at y=0)
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Residual stress σyy distributions (E=270 μJ) (a) along the y-direction on the top surface, (b) along the z-direction (at y=0)
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Bending deformation along the y-direction (E=270 μJ)
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Transient thermal strain at the center point on the top surface
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Transient plastic strain at the center point on the top surface
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Transient total strain εyy at the center point on the top surface
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Transient transverse stress σyy at the center point on the top surface
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Bending angle as a function of laser pulse energy

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