174 lines
4.8 KiB
C++
174 lines
4.8 KiB
C++
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2015-2016 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::ReynoldsStress
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Group
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grpTurbulence
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Description
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Reynolds-stress turbulence model base class
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SourceFiles
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ReynoldsStress.C
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\*---------------------------------------------------------------------------*/
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#ifndef ReynoldsStress_H
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#define ReynoldsStress_H
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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/*---------------------------------------------------------------------------*\
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Class ReynoldsStress Declaration
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\*---------------------------------------------------------------------------*/
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template<class BasicTurbulenceModel>
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class ReynoldsStress
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:
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public BasicTurbulenceModel
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{
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protected:
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// Protected data
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// Model coefficients
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dimensionedScalar couplingFactor_;
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// Fields
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volSymmTensorField R_;
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volScalarField nut_;
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// Protected Member Functions
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void boundNormalStress(volSymmTensorField& R) const;
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void correctWallShearStress(volSymmTensorField& R) const;
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//- Update the eddy-viscosity
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virtual void correctNut() = 0;
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//- Return the source term for the momentum equation
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template<class RhoFieldType>
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tmp<fvVectorMatrix> DivDevRhoReff
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(
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const RhoFieldType& rho,
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volVectorField& U
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) const;
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public:
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typedef typename BasicTurbulenceModel::alphaField alphaField;
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typedef typename BasicTurbulenceModel::rhoField rhoField;
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typedef typename BasicTurbulenceModel::transportModel transportModel;
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// Constructors
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//- Construct from components
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ReynoldsStress
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(
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const word& modelName,
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const alphaField& alpha,
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const rhoField& rho,
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const volVectorField& U,
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const surfaceScalarField& alphaRhoPhi,
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const surfaceScalarField& phi,
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const transportModel& transport,
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const word& propertiesName
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);
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//- Destructor
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virtual ~ReynoldsStress()
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{}
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// Member Functions
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//- Re-read model coefficients if they have changed
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virtual bool read() = 0;
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//- Return the turbulence viscosity
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virtual tmp<volScalarField> nut() const
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{
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return nut_;
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}
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//- Return the turbulence viscosity on patch
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virtual tmp<scalarField> nut(const label patchi) const
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{
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return nut_.boundaryField()[patchi];
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}
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//- Return the turbulence kinetic energy
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virtual tmp<volScalarField> k() const;
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//- Return the Reynolds stress tensor
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virtual tmp<volSymmTensorField> R() const;
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//- Return the effective stress tensor
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virtual tmp<volSymmTensorField> devRhoReff() const;
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//- Return the source term for the momentum equation
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virtual tmp<fvVectorMatrix> divDevRhoReff(volVectorField& U) const;
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//- Return the source term for the momentum equation
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virtual tmp<fvVectorMatrix> divDevRhoReff
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(
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const volScalarField& rho,
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volVectorField& U
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) const;
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//- Validate the turbulence fields after construction
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// Update turbulence viscosity and other derived fields as requires
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virtual void validate();
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//- Solve the turbulence equations and correct the turbulence viscosity
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virtual void correct() = 0;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#ifdef NoRepository
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#include "ReynoldsStress.C"
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#endif
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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