incompressibleFluid.C

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License
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#include "incompressibleFluid.H"
#include "localEulerDdtScheme.H"
#include "linear.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace solvers
{
    defineTypeNameAndDebug(incompressibleFluid, 0);
    addToRunTimeSelectionTable(solver, incompressibleFluid, fvMesh);
}
}
 
 
// * * * * * * * * * * * * * Private Member Functions  * * * * * * * * * * * //
 
void Foam::solvers::incompressibleFluid::correctCoNum()
{
    fluidSolver::correctCoNum(phi);
}
 
 
void Foam::solvers::incompressibleFluid::continuityErrors()
{
    fluidSolver::continuityErrors(phi);
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::solvers::incompressibleFluid::incompressibleFluid(fvMesh& mesh)
:
    fluidSolver(mesh),
 
    p_
    (
        IOobject
        (
            "p",
            runTime.name(),
            mesh,
            IOobject::MUST_READ,
            IOobject::AUTO_WRITE
        ),
        mesh
    ),
 
    pressureReference(p_, pimple.dict()),
 
    U_
    (
        IOobject
        (
            "U",
            runTime.name(),
            mesh,
            IOobject::MUST_READ,
            IOobject::AUTO_WRITE
        ),
        mesh
    ),
 
    phi_
    (
        IOobject
        (
            "phi",
            runTime.name(),
            mesh,
            IOobject::READ_IF_PRESENT,
            IOobject::AUTO_WRITE
        ),
        linearInterpolate(U_) & mesh.Sf()
    ),
 
    viscosity(viscosityModel::New(mesh)),
 
    momentumTransport
    (
        incompressible::momentumTransportModel::New
        (
            U_,
            phi_,
            viscosity
        )
    ),
 
    MRF(mesh),
 
    p(p_),
    U(U_),
    phi(phi_)
{
    mesh.schemes().setFluxRequired(p.name());
 
    momentumTransport->validate();
 
    if (transient())
    {
        correctCoNum();
    }
    else if (LTS)
    {
        Info<< "Using LTS" << endl;
 
        trDeltaT = tmp<volScalarField>
        (
            new volScalarField
            (
                IOobject
                (
                    fv::localEulerDdt::rDeltaTName,
                    runTime.name(),
                    mesh,
                    IOobject::READ_IF_PRESENT,
                    IOobject::AUTO_WRITE
                ),
                mesh,
                dimensionedScalar(dimless/dimTime, 1),
                extrapolatedCalculatedFvPatchScalarField::typeName
            )
        );
    }
}
 
 
// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //
 
Foam::solvers::incompressibleFluid::~incompressibleFluid()
{}
 
 
// * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * * //
 
void Foam::solvers::incompressibleFluid::preSolve()
{
    if ((mesh.dynamic() || MRF.size()) && !Uf.valid())
    {
        Info<< "Constructing face momentum Uf" << endl;
 
        // Ensure the U BCs are up-to-date before constructing Uf
        U_.correctBoundaryConditions();
 
        Uf = new surfaceVectorField
        (
            IOobject
            (
                "Uf",
                runTime.name(),
                mesh,
                IOobject::READ_IF_PRESENT,
                IOobject::AUTO_WRITE
            ),
            fvc::interpolate(U)
        );
    }
 
    fvModels().preUpdateMesh();
 
    if (transient())
    {
        correctCoNum();
    }
    else if (LTS)
    {
        setRDeltaT();
    }
 
    // Update the mesh for topology change, mesh to mesh mapping
    mesh_.update();
}
 
 
void Foam::solvers::incompressibleFluid::prePredictor()
{
    if (pimple.predictTransport())
    {
        momentumTransport->predict();
    }
}
 
 
void Foam::solvers::incompressibleFluid::thermophysicalPredictor()
{}
 
 
void Foam::solvers::incompressibleFluid::pressureCorrector()
{
    while (pimple.correct())
    {
        correctPressure();
    }
 
    tUEqn.clear();
}
 
 
void Foam::solvers::incompressibleFluid::postCorrector()
{
    if (pimple.correctTransport())
    {
        viscosity->correct();
        momentumTransport->correct();
    }
}
 
 
void Foam::solvers::incompressibleFluid::postSolve()
{}
 
 
// ************************************************************************* //