59 lines
1.7 KiB
Text
59 lines
1.7 KiB
Text
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/*--------------------------------*- C++ -*----------------------------------*\
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| ========= | |
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| \\ / F ield | OpenFOAM: The Open Source CFD Toolbox |
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| \\ / O peration | Version: 1.4 |
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| \\ / A nd | Web: http://www.openfoam.org |
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| \\/ M anipulation | |
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\*---------------------------------------------------------------------------*/
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FoamFile
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{
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version 2.0;
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format ascii;
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root "";
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case "PTT-Linear";
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instance "";
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local "";
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class dictionary;
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object viscoelasticProperties;
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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/*
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From:
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AZAIEZ, J.; GU<47>NETTE, R.; AiT-KADI, A. Numerical simulation of viscoelastic
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flows through a planar contraction. Journal of Non-Newtonian Fluid
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Mechanics, v. 62, n. 2-3, p. 253 - 277, 1996.
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Table 1
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Model Model parameter lambda etaS etaP
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PTT Linear epsilon = 0.25 0.03 0.002 1.422
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*/
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rheology
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{
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type multiMode;
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models
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(
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first
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{
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type PTT-Linear;
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rho rho [1 -3 0 0 0 0 0] 803.87097;
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etaS etaS [1 -1 -1 0 0 0 0] 0.002;
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etaP etaP [1 -1 -1 0 0 0 0] 1.422;
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lambda lambda [0 0 1 0 0 0 0] 0.03;
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epsilon epsilon [0 0 0 0 0 0 0] 0.25;
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zeta zeta [0 0 0 0 0 0 0] 0.0;
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}
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);
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}
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// ************************************************************************* //
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