vanDriestDelta.H

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License
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Class
    Foam::LESModels::vanDriestDelta
 
Description
    Apply van Driest damping function to the specified geometric delta to
    improve near-wall behavior or LES SGS models.
 
SourceFiles
    vanDriestDelta.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef vanDriestDelta_H
#define vanDriestDelta_H
 
#include "LESdelta.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace LESModels
{
 
/*---------------------------------------------------------------------------*\
                       Class vanDriestDelta Declaration
\*---------------------------------------------------------------------------*/
 
class vanDriestDelta
:
    public LESdelta
{
    // Private Data
 
        autoPtr<LESdelta> geometricDelta_;
        scalar kappa_;
        scalar Aplus_;
        scalar Cdelta_;
        label calcInterval_;
        scalar yPlusCutOff_;
        scalar minWallFaceFraction_;
 
 
    // Private Member Functions
 
        // Calculate the delta values
        void calcDelta();
 
 
public:
 
    //- Runtime type information
    TypeName("vanDriest");
 
 
    // Constructors
 
        //- Construct from name, momentumTransportModel and dictionary
        vanDriestDelta
        (
            const word& name,
            const momentumTransportModel& turbulence,
            const dictionary&
        );
 
        //- Disallow default bitwise copy construction
        vanDriestDelta(const vanDriestDelta&) = delete;
 
 
    //- Destructor
    virtual ~vanDriestDelta()
    {}
 
 
    // Member Functions
 
        //- Read the LESdelta dictionary
        virtual void read(const dictionary&);
 
        // Correct values
        virtual void correct();
 
 
    // Member Operators
 
        //- Disallow default bitwise assignment
        void operator=(const vanDriestDelta&) = delete;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace LESModels
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //