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HerschelBulkley viscosity model: Corrected sign

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Henry
2011-03-07 12:58:15 +00:00
parent 22780628b7
commit 51a7b0ad85
1 changed files with 2 additions and 2 deletions
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4
src/transportModels/incompressible/viscosityModels/HerschelBulkley/HerschelBulkley.C
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@ -2,7 +2,7 @@
========= | ========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration | \\ / O peration |
\\ / A nd | Copyright (C) 2004-2010 OpenCFD Ltd. \\ / A nd | Copyright (C) 2004-2011 OpenCFD Ltd.
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
@ -54,7 +54,7 @@ Foam::viscosityModels::HerschelBulkley::calcNu() const
dimensionedScalar rtone("rtone", dimless/dimTime, 1.0); dimensionedScalar rtone("rtone", dimless/dimTime, 1.0);
tmp<volScalarField> sr(strainRate()); tmp<volScalarField> sr(strainRate());
return (min(nu0_,(tau0_ + k_* rtone *( pow(tone * sr(), n_) return (min(nu0_,(tau0_ + k_* rtone *( pow(tone * sr(), n_)
+ pow(tone*tau0_/nu0_,n_))) / (max(sr(), dimensionedScalar - pow(tone*tau0_/nu0_,n_))) / (max(sr(), dimensionedScalar
("VSMALL", dimless/dimTime, VSMALL))))); ("VSMALL", dimless/dimTime, VSMALL)))));
} }