solidification.C

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    Copyright (C) 2017 OpenFOAM Foundation
    Copyright (C) 2020-2022 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.

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    ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
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#include "addToRunTimeSelectionTable.H"
#include "solidification.H"
#include "geometricOneField.H"
#include "fvMatrices.H"

// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //

namespace Foam
{
    namespace porosityModels
    {
        defineTypeNameAndDebug(solidification, 0);
        addToRunTimeSelectionTable(porosityModel, solidification, mesh);
    }
}


// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::porosityModels::solidification::solidification
(
    const word& name,
    const word& modelType,
    const fvMesh& mesh,
    const dictionary& dict,
    const wordRe& cellZoneName
)
:
    porosityModel(name, modelType, mesh, dict, cellZoneName),
    TName_(coeffs_.getOrDefault<word>("T", "T")),
    alphaName_(coeffs_.getOrDefault<word>("alpha", "none")),
    rhoName_(coeffs_.getOrDefault<word>("rho", "rho")),
    D_(Function1<scalar>::New("D", coeffs_, &mesh))
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

void Foam::porosityModels::solidification::calcTransformModelData()
{}


void Foam::porosityModels::solidification::calcForce
(
    const volVectorField& U,
    const volScalarField& rho,
    const volScalarField& mu,
    vectorField& force
) const
{
    scalarField Udiag(U.size(), Zero);
    const scalarField& V = mesh_.V();

    apply(Udiag, V, rho, U);

    force = Udiag*U;
}


void Foam::porosityModels::solidification::correct
(
    fvVectorMatrix& UEqn
) const
{
    const volVectorField& U = UEqn.psi();
    const scalarField& V = mesh_.V();
    scalarField& Udiag = UEqn.diag();

    if (UEqn.dimensions() == dimForce)
    {
        const auto& rho = mesh_.lookupObject<volScalarField>
        (
            IOobject::groupName(rhoName_, U.group())
        );

        apply(Udiag, V, rho, U);
    }
    else
    {
        apply(Udiag, V, geometricOneField(), U);
    }
}


void Foam::porosityModels::solidification::correct
(
    fvVectorMatrix& UEqn,
    const volScalarField& rho,
    const volScalarField& mu
) const
{
    const volVectorField& U = UEqn.psi();
    const scalarField& V = mesh_.V();
    scalarField& Udiag = UEqn.diag();

    apply(Udiag, V, rho, U);
}


void Foam::porosityModels::solidification::correct
(
    const fvVectorMatrix& UEqn,
    volTensorField& AU
) const
{
    const volVectorField& U = UEqn.psi();

    if (UEqn.dimensions() == dimForce)
    {
        const auto& rho = mesh_.lookupObject<volScalarField>
        (
            IOobject::groupName(rhoName_, U.group())
        );

        apply(AU, rho, U);
    }
    else
    {
        apply(AU, geometricOneField(), U);
    }
}


bool Foam::porosityModels::solidification::writeData(Ostream& os) const
{
    dict_.writeEntry(name_, os);

    return true;
}


// ************************************************************************* //