hyperbolic.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
   \\    /   O peration     |
    \\  /    A nd           | Copyright (C) 2014 OpenFOAM Foundation
     \\/     M anipulation  |
-------------------------------------------------------------------------------
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
    for more details.
 
    You should have received a copy of the GNU General Public License
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\*---------------------------------------------------------------------------*/
 
#include "hyperbolic.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace blendingMethods
{
    defineTypeNameAndDebug(hyperbolic, 0);
 
    addToRunTimeSelectionTable
    (
        blendingMethod,
        hyperbolic,
        dictionary
    );
}
}
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::blendingMethods::hyperbolic::hyperbolic
(
    const dictionary& dict,
    const wordList& phaseNames
)
:
    blendingMethod(dict),
    transitionAlphaScale_
    (
        "transitionAlphaScale",
        dimless,
        dict.lookup("transitionAlphaScale")
    )
{
    forAllConstIter(wordList, phaseNames, iter)
    {
        const word name(IOobject::groupName("maxDispersedAlpha", *iter));
 
        maxDispersedAlpha_.insert
        (
            *iter,
            dimensionedScalar
            (
                name,
                dimless,
                dict.lookup(name)
            )
        );
    }
}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::blendingMethods::hyperbolic::~hyperbolic()
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField> Foam::blendingMethods::hyperbolic::f1
(
    const phaseModel& phase1,
    const phaseModel& phase2
) const
{
    return
        (
            1
          + tanh
            (
                (4/transitionAlphaScale_)
               *(phase1 - maxDispersedAlpha_[phase1.name()])
            )
        )/2;
}
 
 
Foam::tmp<Foam::volScalarField> Foam::blendingMethods::hyperbolic::f2
(
    const phaseModel& phase1,
    const phaseModel& phase2
) const
{
    return
        (
            1
          + tanh
            (
                (4/transitionAlphaScale_)
               *(maxDispersedAlpha_[phase2.name()] - phase2)
            )
        )/2;
}
 
 
// ************************************************************************* //