multiBandTransmissivity.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2015-2018 OpenCFD Ltd.
-------------------------------------------------------------------------------
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::radiation::multiBandTransmissivity
 
Group
    grpwallTransmissivityModel
 
Description
    multiBandTransmissivity radiation transmissivity for solids.
 
Usage
    \verbatim
 
        wallTransmissivityModel
        {
            type            multiBandTransmissivity;
            transmissivity  (0.3 0.7);
        };
 
    \endverbatim
 
SourceFiles
    multiBandTransmissivity.C
 
\*---------------------------------------------------------------------------*/
 
#ifndef multiBandTransmissivity_H
#define multiBandTransmissivity_H
 
#include "wallTransmissivityModel.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
namespace radiation
{
 
/*---------------------------------------------------------------------------*\
                  Class multiBandTransmissivity Declaration
\*---------------------------------------------------------------------------*/
 
class multiBandTransmissivity
:
    public wallTransmissivityModel
{
public:
 
    // Public data
 
        //- Maximum number of bands
        static const label maxBands_ = 5;
 
 
private:
 
    // Private data
 
        //- Absorption model dictionary
        dictionary coeffsDict_;
 
        //-  Absorption coefficients
        scalarList tauCoeffs_;
 
        //- Bands
        label nBands_;
 
 
public:
 
    //- Runtime type information
    TypeName("multiBandTransmissivity");
 
 
    // Constructors
 
        //- Construct from components
        multiBandTransmissivity
        (
            const dictionary& dict,
            const polyPatch& p
        );
 
 
    //- Destructor
    virtual ~multiBandTransmissivity() = default;
 
 
    // Member Functions
 
        // Access
 
            //- Return transmissivity
            tmp<scalarField> t
            (
                const label bandI = 0,
                vectorField* incomingDirection = nullptr,
                scalarField* T = nullptr
            ) const;
 
            //- Return transmissivity on face
            scalar t
            (
                const label faceI,
                const label bandI = 0,
                const vector dir = Zero,
                const scalar T = 0
            ) const;
 
            //- Is Grey
            inline bool isGrey() const
            {
                return false;
            }
 
            //- Number of bands
            inline label nBands() const
            {
                return nBands_;
            }
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace radiation
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //