compressibleVoF.C

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License
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#include "compressibleVoF.H"
#include "localEulerDdtScheme.H"
#include "fvcDdt.H"
#include "fvcDiv.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace solvers
{
    defineTypeNameAndDebug(compressibleVoF, 0);
    addToRunTimeSelectionTable(solver, compressibleVoF, fvMesh);
}
}
 
 
// * * * * * * * * * * * * * Protected Member Functions  * * * * * * * * * * //
 
bool Foam::solvers::compressibleVoF::read()
{
    twoPhaseVoFSolver::read();
 
    const dictionary& alphaControls = mesh.solution().solverDict(alpha1.name());
 
    vDotResidualAlpha =
        alphaControls.lookupOrDefault("vDotResidualAlpha", 1e-4);
 
    return true;
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::solvers::compressibleVoF::compressibleVoF(fvMesh& mesh)
:
    twoPhaseVoFSolver
    (
        mesh,
        autoPtr<twoPhaseVoFMixture>(new compressibleTwoPhaseVoFMixture(mesh))
    ),
 
    mixture_
    (
        refCast<compressibleTwoPhaseVoFMixture>(twoPhaseVoFSolver::mixture)
    ),
 
    p(mixture_.p()),
 
    vDot
    (
        IOobject
        (
            "vDot",
            runTime.name(),
            mesh,
            IOobject::READ_IF_PRESENT,
            IOobject::AUTO_WRITE
        ),
        alpha1()*fvc::div(phi)()()
    ),
 
    pressureReference_
    (
        p,
        p_rgh,
        pimple.dict(),
        false
    ),
 
    alphaRhoPhi1
    (
        IOobject::groupName("alphaRhoPhi", alpha1.group()),
        fvc::interpolate(mixture_.thermo1().rho())*alphaPhi1
    ),
 
    alphaRhoPhi2
    (
        IOobject::groupName("alphaRhoPhi", alpha2.group()),
        fvc::interpolate(mixture_.thermo2().rho())*alphaPhi2
    ),
 
    K("K", 0.5*magSqr(U)),
 
    momentumTransport
    (
        rho,
        U,
        phi,
        rhoPhi,
        alphaPhi1,
        alphaPhi2,
        alphaRhoPhi1,
        alphaRhoPhi2,
        mixture_
    ),
 
    thermophysicalTransport(momentumTransport),
 
    mixture(mixture_)
{
    read();
 
    if (correctPhi || mesh.topoChanging())
    {
        rAU = new volScalarField
        (
            IOobject
            (
                "rAU",
                runTime.name(),
                mesh,
                IOobject::READ_IF_PRESENT,
                IOobject::AUTO_WRITE
            ),
            mesh,
            dimensionedScalar(dimTime/dimDensity, 1)
        );
    }
}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::solvers::compressibleVoF::~compressibleVoF()
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
void Foam::solvers::compressibleVoF::prePredictor()
{
    twoPhaseVoFSolver::prePredictor();
 
    const volScalarField& rho1 = mixture_.thermo1().rho();
    const volScalarField& rho2 = mixture_.thermo2().rho();
 
    alphaRhoPhi1 = fvc::interpolate(rho1)*alphaPhi1;
    alphaRhoPhi2 = fvc::interpolate(rho2)*alphaPhi2;
 
    rhoPhi = alphaRhoPhi1 + alphaRhoPhi2;
 
    contErr1 =
    (
        fvc::ddt(alpha1, rho1)()() + fvc::div(alphaRhoPhi1)()()
      - (fvModels().source(alpha1, rho1)&rho1)()
    );
 
    contErr2 =
    (
        fvc::ddt(alpha2, rho2)()() + fvc::div(alphaRhoPhi2)()()
      - (fvModels().source(alpha2, rho2)&rho2)()
    );
}
 
 
void Foam::solvers::compressibleVoF::momentumTransportPredictor()
{
    momentumTransport.predict();
}
 
 
void Foam::solvers::compressibleVoF::thermophysicalTransportPredictor()
{
    thermophysicalTransport.predict();
}
 
 
void Foam::solvers::compressibleVoF::momentumTransportCorrector()
{
    momentumTransport.correct();
}
 
 
void Foam::solvers::compressibleVoF::thermophysicalTransportCorrector()
{
    thermophysicalTransport.correct();
}
 
 
// ************************************************************************* //