b5277967c0
Explicitly correct laminar transport at the application level as is done in the multiphase solvers
129 lines
3.2 KiB
C
129 lines
3.2 KiB
C
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
|
\\ / O peration |
|
|
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
|
|
\\/ M anipulation |
|
|
-------------------------------------------------------------------------------
|
|
License
|
|
This file is part of OpenFOAM.
|
|
|
|
OpenFOAM is free software: you can redistribute it and/or modify it
|
|
under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#include "scaleSimilarity.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
namespace Foam
|
|
{
|
|
namespace incompressible
|
|
{
|
|
namespace LESModels
|
|
{
|
|
|
|
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
|
|
|
|
defineTypeNameAndDebug(scaleSimilarity, 0);
|
|
|
|
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
|
|
|
|
scaleSimilarity::scaleSimilarity
|
|
(
|
|
const volVectorField& U,
|
|
const surfaceScalarField& phi,
|
|
const transportModel& transport,
|
|
const word& turbulenceModelName,
|
|
const word& modelName
|
|
)
|
|
:
|
|
LESModel(modelName, U, phi, transport, turbulenceModelName),
|
|
filterPtr_(LESfilter::New(U.mesh(), coeffDict())),
|
|
filter_(filterPtr_())
|
|
{
|
|
printCoeffs();
|
|
}
|
|
|
|
|
|
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
|
|
|
|
tmp<volScalarField> scaleSimilarity::k() const
|
|
{
|
|
return(0.5*(filter_(magSqr(U())) - magSqr(filter_(U()))));
|
|
}
|
|
|
|
|
|
tmp<volScalarField> scaleSimilarity::epsilon() const
|
|
{
|
|
tmp<volSymmTensorField> D = symm(fvc::grad(U()));
|
|
|
|
return((filter_(sqr(U())) - sqr(filter_(U()))) && D);
|
|
}
|
|
|
|
|
|
tmp<volSymmTensorField> scaleSimilarity::B() const
|
|
{
|
|
return(filter_(sqr(U())) - sqr(filter_(U())));
|
|
}
|
|
|
|
|
|
tmp<volSymmTensorField> scaleSimilarity::devReff() const
|
|
{
|
|
return dev(B());
|
|
}
|
|
|
|
|
|
tmp<fvVectorMatrix> scaleSimilarity::divDevReff(volVectorField& U) const
|
|
{
|
|
return fvm::Su(fvc::div(devReff()), U);
|
|
}
|
|
|
|
|
|
tmp<fvVectorMatrix> scaleSimilarity::divDevRhoReff
|
|
(
|
|
const volScalarField& rho,
|
|
volVectorField& U
|
|
) const
|
|
{
|
|
return fvm::Su(fvc::div(rho*devReff()), U);
|
|
}
|
|
|
|
|
|
void scaleSimilarity::correct(const tmp<volTensorField>&)
|
|
{}
|
|
|
|
|
|
bool scaleSimilarity::read()
|
|
{
|
|
if (LESModel::read())
|
|
{
|
|
filter_.read(coeffDict());
|
|
|
|
return true;
|
|
}
|
|
else
|
|
{
|
|
return false;
|
|
}
|
|
}
|
|
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
} // End namespace LESModels
|
|
} // End namespace incompressible
|
|
} // End namespace Foam
|
|
|
|
// ************************************************************************* //
|