/usr/include/freefoam/compressibleLESModels/SpalartAllmaras.H is in libfreefoam-dev 0.1.0+dfsg-1build1.
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========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
\\/ M anipulation |
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License
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Class
Foam::compressible::LESModels::SpalartAllmaras
Description
SpalartAllmaras for compressible flows
SourceFiles
SpalartAllmaras.C
\*---------------------------------------------------------------------------*/
#ifndef compressibleSpalartAllmaras_H
#define compressibleSpalartAllmaras_H
#include <compressibleLESModels/LESModel.H>
#include <finiteVolume/volFields.H>
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
namespace Foam
{
namespace compressible
{
namespace LESModels
{
/*---------------------------------------------------------------------------*\
Class SpalartAllmaras Declaration
\*---------------------------------------------------------------------------*/
class SpalartAllmaras
:
public LESModel
{
// Private data
// Model coefficients
dimensionedScalar sigmaNut_;
dimensionedScalar Prt_;
dimensionedScalar Cb1_;
dimensionedScalar Cb2_;
dimensionedScalar Cv1_;
dimensionedScalar Cv2_;
dimensionedScalar CDES_;
dimensionedScalar ck_;
dimensionedScalar kappa_;
dimensionedScalar Cw1_;
dimensionedScalar Cw2_;
dimensionedScalar Cw3_;
// Fields
volScalarField nuTilda_;
volScalarField dTilda_;
volScalarField muSgs_;
volScalarField alphaSgs_;
// Private member functions
//- Update sub-grid scale fields
void updateSubGridScaleFields();
tmp<volScalarField> fv1() const;
tmp<volScalarField> fv2() const;
tmp<volScalarField> fv3() const;
tmp<volScalarField> fw(const volScalarField& Stilda) const;
// Disallow default bitwise copy construct and assignment
SpalartAllmaras(const SpalartAllmaras&);
SpalartAllmaras& operator=(const SpalartAllmaras&);
public:
//- Runtime type information
TypeName("SpalartAllmaras");
// Constructors
//- Constructor from components
SpalartAllmaras
(
const volScalarField& rho,
const volVectorField& U,
const surfaceScalarField& phi,
const basicThermo& thermoPhysicalModel
);
//- Destructor
virtual ~SpalartAllmaras()
{}
// Member Functions
tmp<volScalarField> nuTilda() const
{
return nuTilda_;
}
//- Return SGS kinetic energy
virtual tmp<volScalarField> k() const
{
return sqr(muSgs()/rho()/ck_/dTilda_);
}
//- Return sub-grid disipation rate
virtual tmp<volScalarField> epsilon() const;
//- Return SGS viscosity
virtual tmp<volScalarField> muSgs() const
{
return muSgs_;
}
//- Return SGS thermal diffusivity
virtual tmp<volScalarField> alphaSgs() const
{
return alphaSgs_;
}
//- Return thermal conductivity
virtual tmp<volScalarField> alphaEff() const
{
return tmp<volScalarField>
(
new volScalarField("alphaEff", alphaSgs_ + alpha())
);
}
//- Return the sub-grid stress tensor.
virtual tmp<volSymmTensorField> B() const;
//- Return the deviatoric part of the effective sub-grid
// turbulence stress tensor including the laminar stress
virtual tmp<volSymmTensorField> devRhoBeff() const;
//- Returns div(rho*dev(B)).
// This is the additional term due to the filtering of the NSE.
virtual tmp<fvVectorMatrix> divDevRhoBeff(volVectorField& U) const;
//- Correct nuTilda and related properties
virtual void correct(const tmp<volTensorField>& gradU);
//- Read LESProperties dictionary
virtual bool read();
};
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
} // End namespace LESModels
} // End namespace compressible
} // End namespace Foam
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
#endif
// ************************ vim: set sw=4 sts=4 et: ************************ //
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