Files
openfoam/applications/solvers/multiphase/driftFluxFoam/relativeVelocityModels/general/general.C
2014-03-06 17:48:40 +00:00

79 lines
2.4 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2014 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 "general.H"
#include "addToRunTimeSelectionTable.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam
{
namespace relativeVelocityModels
{
defineTypeNameAndDebug(general, 0);
addToRunTimeSelectionTable(relativeVelocityModel, general, dictionary);
}
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::relativeVelocityModels::general::general
(
const dictionary& dict,
const incompressibleTwoPhaseInteractingMixture& mixture
)
:
relativeVelocityModel(dict, mixture),
a_("a", dimless, dict.lookup("a")),
a1_("a1", dimless, dict.lookup("a1")),
V0_("V0", dimVelocity, dict.lookup("V0")),
residualAlpha_(dict.lookup("residualAlpha"))
{}
// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
Foam::relativeVelocityModels::general::~general()
{}
// * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * * //
void Foam::relativeVelocityModels::general::correct()
{
Udm_ =
(rhoc_/rho())
*V0_
*(
exp(-a_*max(alphad_ - residualAlpha_, scalar(0)))
- exp(-a1_*max(alphad_ - residualAlpha_, scalar(0)))
)
/max(alphac_, residualAlpha_);
}
// ************************************************************************* //