IDDESDelta.H

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    Copyright (C) 2011-2015 OpenFOAM Foundation
    Copyright (C) 2016-2017 OpenCFD Ltd.
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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.
 
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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    You should have received a copy of the GNU General Public License
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Class
    Foam::IDDESDelta
 
Description
    IDDESDelta used by the IDDES (improved low Re Spalart-Allmaras DES model)
    The min and max delta are calculated using the face to face distance of
    the cell.
 
SourceFiles
    IDDESDelta.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef LESModels_IDDESDelta_H
#define LESModels_IDDESDelta_H
 
#include "LESdelta.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace LESModels
{
 
/*---------------------------------------------------------------------------*\
                         Class IDDESDelta Declaration
\*---------------------------------------------------------------------------*/
 
class IDDESDelta
:
    public LESdelta
{
    // Private data
 
        //- Run-time selectable delta for hmax
        //  Defaults to the maxDeltaXYZ model if not supplied
        autoPtr<LESdelta> hmaxPtr_;
 
        scalar Cw_;
 
 
    // Private Member Functions
 
        //- No copy construct
        IDDESDelta(const IDDESDelta&) = delete;
 
        //- No copy assignment
        void operator=(const IDDESDelta&) = delete;
 
        //- Calculate the delta values
        void calcDelta();
 
 
public:
 
    //- Runtime type information
    TypeName("IDDESDelta");
 
 
    // Constructors
 
        //- Construct from name, mesh and IOdictionary
        IDDESDelta
        (
            const word& name,
            const turbulenceModel& turbulence,
            const dictionary&
        );
 
 
    // Destructor
 
        ~IDDESDelta()
        {}
 
 
    // Member Functions
 
        //- Read the LESdelta dictionary
        void read(const dictionary&);
 
        //- Return the hmax delta field
        const volScalarField& hmax() const
        {
            return *hmaxPtr_;
        }
 
        // Correct values
        void correct();
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace LESModels
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //