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TECHNICAL PAPERS

FEM Simulation of Laser Forming of Metal Plates*

[+] Author and Article Information
G. Yu, K. Masubuchi, T. Maekawa, N. M. Patrikalakis

Department of Ocean Engineering, Massachusetts Institute of Technology, Fabrication Laboratory, Cambridge, MA 02139-4307

J. Manuf. Sci. Eng 123(3), 405-410 (Aug 01, 2000) (6 pages) doi:10.1115/1.1371930 History: Received November 01, 1999; Revised August 01, 2000
Copyright © 2001 by ASME
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References

Figures

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Different meshes for incremental analysis
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Mesh and temperature distribution during thermal analysis-coarse mesh without rezoning
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Mesh and temperature distribution at rezoning step 2-coarse mesh
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Calculated temperature vs. time at the backside center of the plate (solid line for coarse mesh without rezoning, dashed line for coarse mesh with rezoning, and dashdotted line for dense mesh with rezoning)
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Calculated angular displacement vs. time at middle cross section of the plate (solid line for coarse mesh without rezoning, dashed line for coarse mesh with rezoning, and dashdotted line for dense mesh with rezoning)
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Mesh and temperature distribution at rezoning step 2-dense mesh
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Heating pattern and measuring points in mild steel experiments
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Heating lines for analysis of edge effects
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Edge effect—bending angle as a function of heating line distance from edge

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