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SMM.H
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SMM.H
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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2016 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/>.
Class
Foam::incompressible::LESModels::SMM
Group
grpLESTurbulence
Description
SourceFiles
SMM.C
\*---------------------------------------------------------------------------*/
#ifndef SMM_H
#define SMM_H
#include "turbulentTransportModel.H"
#include "nonlinearEddyViscosity.H"
#include "LESfilter.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
namespace incompressible
{
namespace LESModels
{
/*---------------------------------------------------------------------------*\
Class SMM Declaration
\*---------------------------------------------------------------------------*/
class SMM
:
public nonlinearEddyViscosity<incompressible::LESModel>
{
// Private Member Functions
protected:
// Protected data
// Model constants
dimensionedScalar Ck_;
dimensionedScalar Ce_;
dimensionedScalar CB_;
dimensionedScalar CSGS_;
dimensionedScalar A0_;
dimensionedScalar Cl_;
// Fields
volScalarField k_;
volScalarField LESDelta_;
//- Wall distance
const volScalarField& y_;
// Filters
autoPtr<LESfilter> filterPtr_;
LESfilter& filter_;
// Protected Member Functions
tmp<volScalarField> fSGS() const;
virtual void correctNut();
virtual void correctNonlinearStress(const volTensorField& gradU);
virtual tmp<fvScalarMatrix> kSource() const;
public:
//- Runtime type information
TypeName("SMM");
// Constructors
//- Constructor from components
SMM
(
const geometricOneField& alpha,
const geometricOneField& rho,
const volVectorField& U,
const surfaceScalarField& alphaRhoPhi,
const surfaceScalarField& phi,
const transportModel& transport,
const word& propertiesName = turbulenceModel::propertiesName,
const word& type = typeName
);
//- Destructor
virtual ~SMM()
{}
// Member Functions
//- Read model coefficients if they have changed
virtual bool read();
//- Return SGS kinetic energy
virtual tmp<volScalarField> k() const
{
return k_;
}
//- Return sub-grid disipation rate
virtual tmp<volScalarField> epsilon() const;
//- Return the (estimated) specific dissipation rate
virtual tmp<volScalarField> omega() const
{
volScalarField epsilon_(Ce_*k_*sqrt(k_)/delta());
return tmp<volScalarField>
(
new volScalarField
(
IOobject
(
IOobject::groupName("omega", this->alphaRhoPhi_.group()),
this->runTime_.timeName(),
this->mesh_,
IOobject::NO_READ,
IOobject::AUTO_WRITE
),
epsilon_/(0.09*k_)
)
);
}
//- Correct eddy-Viscosity and related properties
virtual void correct();
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace LESModels
} // Edn namespace incompressible
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************************************************************* //