IATEsource.C

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    Copyright (C) 2011-2015 OpenFOAM Foundation
    Copyright (C) 2018-2021 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
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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 "IATEsource.H"
#include "twoPhaseSystem.H"
#include "fvMatrix.H"
#include "PhaseCompressibleTurbulenceModel.H"
#include "gravityMeshObject.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace diameterModels
{
    defineTypeNameAndDebug(IATEsource, 0);
    defineRunTimeSelectionTable(IATEsource, dictionary);
}
}
 
 
// * * * * * * * * * * * * * * * * * Selectors * * * * * * * * * * * * * * * //
 
Foam::autoPtr<Foam::diameterModels::IATEsource>
Foam::diameterModels::IATEsource::New
(
    const word& type,
    const IATE& iate,
    const dictionary& dict
)
{
    auto* ctorPtr = dictionaryConstructorTable(type);
 
    if (!ctorPtr)
    {
        FatalIOErrorInLookup
        (
            dict,
            "IATEsource",
            type,
            *dictionaryConstructorTablePtr_
        ) << exit(FatalIOError);
    }
 
    return autoPtr<IATEsource>(ctorPtr(iate, dict));
}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Ur() const
{
    const uniformDimensionedVectorField& g =
        meshObjects::gravity::New(phase().U().time());
 
    return
        sqrt(2.0)
       *pow025
        (
            fluid().sigma()*mag(g)
           *(otherPhase().rho() - phase().rho())
           /sqr(otherPhase().rho())
        )
       *pow(max(1 - phase(), scalar(0)), 1.75);
}
 
 
Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Ut() const
{
    return sqrt(2*otherPhase().turbulence().k());
}
 
 
Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Re() const
{
    return max(Ur()*phase().d()/otherPhase().nu(), scalar(1.0e-3));
}
 
 
Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::CD() const
{
    const volScalarField Eo(this->Eo());
    const volScalarField Re(this->Re());
 
    return
        max
        (
            min
            (
                (16/Re)*(1 + 0.15*pow(Re, 0.687)),
                48/Re
            ),
            8*Eo/(3*(Eo + 4))
        );
}
 
 
Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Mo() const
{
    const uniformDimensionedVectorField& g =
        meshObjects::gravity::New(phase().U().time());
 
    return
        mag(g)*pow4(otherPhase().nu())*sqr(otherPhase().rho())
       *(otherPhase().rho() - phase().rho())
       /pow3(fluid().sigma());
}
 
 
Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::Eo() const
{
    const uniformDimensionedVectorField& g =
        meshObjects::gravity::New(phase().U().time());
 
    return
        mag(g)*sqr(phase().d())
       *(otherPhase().rho() - phase().rho())
       /fluid().sigma();
}
 
 
Foam::tmp<Foam::volScalarField> Foam::diameterModels::IATEsource::We() const
{
    return otherPhase().rho()*sqr(Ur())*phase().d()/fluid().sigma();
}
 
 
// ************************************************************************* //