twoPhaseSolver.C

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License
    This file is part of OpenFOAM.
 
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#include "twoPhaseSolver.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace solvers
{
    defineTypeNameAndDebug(twoPhaseSolver, 0);
}
}
 
 
// * * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * //
 
bool Foam::solvers::twoPhaseSolver::read()
{
    VoFSolver::read();
 
    const dictionary& alphaControls = mesh.solution().solverDict(alpha1.name());
 
    nAlphaSubCyclesPtr = Function1<scalar>::New
    (
        alphaControls.found("nAlphaSubCycles")
          ? "nAlphaSubCycles"
          : "nSubCycles",
        dimless,
        dimless,
        alphaControls
    );
 
    nAlphaCorr = alphaControls.lookupOrDefaultBackwardsCompatible<label>
    (
        {"nCorrectors", "nAlphaCorr"},
        1
    );
 
    MULESCorr = alphaControls.lookupOrDefault<Switch>("MULESCorr", false);
 
    alphaApplyPrevCorr =
        alphaControls.lookupOrDefault<Switch>("alphaApplyPrevCorr", false);
 
    MULEScontrols.read(alphaControls);
 
    return true;
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::solvers::twoPhaseSolver::twoPhaseSolver
(
    fvMesh& mesh,
    autoPtr<twoPhaseVoFMixture> mixturePtr
)
:
    VoFSolver(mesh, autoPtr<VoFMixture>(mixturePtr.ptr())),
 
    mixture(refCast<twoPhaseVoFMixture>(VoFSolver::mixture_)),
 
    alpha1(mixture.alpha1()),
    alpha2(mixture.alpha2()),
 
    alphaRestart
    (
        typeIOobject<surfaceScalarField>
        (
            IOobject::groupName("alphaPhi", alpha1.group()),
            runTime.name(),
            mesh,
            IOobject::READ_IF_PRESENT,
            IOobject::AUTO_WRITE
        ).headerOk()
    ),
 
    alphaPhi1
    (
        IOobject
        (
            IOobject::groupName("alphaPhi", alpha1.group()),
            runTime.name(),
            mesh,
            IOobject::READ_IF_PRESENT,
            IOobject::AUTO_WRITE
        ),
        phi*fvc::interpolate(alpha1)
    ),
    alphaPhi2
    (
        IOobject
        (
            IOobject::groupName("alphaPhi", alpha2.group()),
            runTime.name(),
            mesh
        ),
        phi - alphaPhi1
    )
{
    mesh.schemes().setFluxRequired(alpha1.name());
 
    read();
 
    if (alphaRestart)
    {
        Info << "Restarting alpha" << endl;
    }
}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::solvers::twoPhaseSolver::~twoPhaseSolver()
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
void Foam::solvers::twoPhaseSolver::preSolve()
{
    VoFSolver::preSolve();
 
    // Do not apply previous time-step mesh compression flux
    // if the mesh topology changed
    if (mesh().topoChanged())
    {
        talphaPhi1Corr0.clear();
    }
}
 
 
void Foam::solvers::twoPhaseSolver::prePredictor()
{
    alphaPredictor();
    mixture.correct();
}
 
 
// ************************************************************************* //