HerschelBulkley viscosity model: Corrected sign

This commit is contained in:
Henry
2011-03-07 12:58:15 +00:00
parent 22780628b7
commit 51a7b0ad85

View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2004-2010 OpenCFD Ltd.
\\ / A nd | Copyright (C) 2004-2011 OpenCFD Ltd.
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -54,7 +54,7 @@ Foam::viscosityModels::HerschelBulkley::calcNu() const
dimensionedScalar rtone("rtone", dimless/dimTime, 1.0);
tmp<volScalarField> sr(strainRate());
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)))));
}