The VOF-G/FEV Model For Tracking a Polymer-Air Interface in the Injection Moulding Process

[+] Author and Article Information
R. Ayad

Groupe Mecanique, Materiaux et Structures (GMMS), EA 2617 3MPAC, ESIEC, Esp. Roland Garros, BP1029, 51686 Reims, Francee-mail: rezak@univ-reims.fr

A. Rigolot

Laboratoire de Modelisation en Mecanique (LMM), UMR-CNRS N° 7607 Universite Pierre et Marie Curie (Paris VI) 4 place Jussieu Tour 66, 75252 Paris, France

J. Mech. Des 124(4), 813-821 (Nov 26, 2002) (9 pages) doi:10.1115/1.1515323 History: Received October 01, 2000; Online November 26, 2002
Copyright © 2002 by American Institute of Physics
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Mould cavity domain and its boundaries
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Relation between F and G
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Finite element meshes and corresponding control volume
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Classical triangular and quadrilateral 2D Finite elements
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Classical hexahedral Q2-Q1 and P1+/P0 element1
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Flow problem between two rotating cylinders
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Meshing of 14 of the domain
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Front position-time curve. Numerical and analytical comparison.
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Evolution of flow front shapes
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Flow front in double inlet cavity
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Evolution of the flow front in the cavity
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Front position vs time. Comparisons between numerical and analytical solutions.
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Step cavity problem: geometry and boundary conditions
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Mesh data: 410 hexahedral P1+/P0 elements
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Evolution of flow front
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Mesh data: 1272 Hexahedral P1+/P0 elements
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Shear viscosity of plastic starch at 130°C with 10% water content
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Comparison between measured and computed polymer fronts: (a) experimental short-shots (b), (c), (d) numerical results




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