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TECHNICAL PAPERS

Process-Planning for Layered Manufacturing of Heterogeneous Objects Using Direct Metal Deposition

[+] Author and Article Information
Ki-Hoon Shin

Digital Storage Research Center, Daewoo Electronics Corporation, 543 Dangjeung-Dong, Kunpo City, Gyonggi-Do 435-733 Koreae-mail: shinkh@web.dwe.co.kr

Debasish Dutta

Department of Mechanical Engineering, University of Michigan, Ann Arbor, MI 48109-2125e-mail: dutta@umich.edu

J. Comput. Inf. Sci. Eng 2(4), 330-344 (Mar 26, 2003) (15 pages) doi:10.1115/1.1559152 History: Received September 01, 2001; Revised December 01, 2002; Online March 26, 2003
Copyright © 2002 by ASME
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References

Figures

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Process planning for layered manufacturing of heterogeneous objects
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Schematic of the laser deposition using DMD
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Boolean construction between two heterogeneous primitives
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Examples of heterogeneous objects
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A heterogeneous modeling space for cylindrical material coordinates
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An example of material space transform
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Two different discretizations of a material composition function
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Discretization by Boolean intersections and differences
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Discretization of Fig. 4(a, b)
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Discretized cooling channel with three different material composition functions
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Model construction and discretization of a nonleaf heterogeneous object
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Details of discretization of Fig. 11(a)
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An example of VFL (n=4,r=0.2)
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Hierarchical discretization of the pressure vessel
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Model construction and discretization on a piston head
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Orientation of a simple FGM part
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Computation of the layer thickness (d)
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Process planning for the piston head
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An FGM example fabricated by DMD (Cu–Ni)

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