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TECHNICAL PAPERS

Distributed-Parameter Modeling for Geometry Control of Manufacturing Processes With Material Deposition

[+] Author and Article Information
Charalabos Doumanidis, Eleni Skordeli

Department of Mechanical Engineering, Tufts University, Medford, MA 02155

J. Dyn. Sys., Meas., Control 122(1), 71-77 (Jul 09, 1998) (7 pages) doi:10.1115/1.482430 History: Received July 09, 1998
Copyright © 2000 by ASME
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References

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Figures

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Material deposition in layered manufacturing processes
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Material deposition from mass source to the molten globule
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Numerical simulation of thermal material transfer
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Molten globule modeling through a spherical lens primitive
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Material deposition field Z in GMAW: (a) composite deposition distribution Z; (b) decomposition into spherical primitives ΣZi
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Distributed-parameter model of surface geometry z by superposition of deposition fields Z
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Experimental station for GMAW thermal material deposition with laser stripe optical scanner
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Arrangement of laser stripe scanner for geometric measurement of bead profiles
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Open-loop bead width and height responses to torch velocity changes: zig-zag line: experimental measurements; long-dashed line: analytic model predictions
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Block diagram of distributed parameter geometry controller for material deposition

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