potentialFreeSurfaceFoam.C

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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
    (at your option) any later version.

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    along with OpenFOAM.  If not, see <http://www.gnu.org/licenses/>.

Application
    potentialFreeSurfaceFoam

Description
    Incompressible Navier-Stokes solver with inclusion of a wave height field
    to enable single-phase free-surface approximations, with optional mesh
    motion and mesh topology changes.

    Wave height field, zeta, used by pressure boundary conditions.

    Optional mesh motion and mesh topology changes including adaptive
    re-meshing.

    Turbulence modelling is generic, i.e. laminar, RAS or LES may be selected.

\*---------------------------------------------------------------------------*/

#include "fvCFD.H"
#include "viscosityModel.H"
#include "incompressibleMomentumTransportModels.H"
#include "pimpleControl.H"
#include "pressureReference.H"
#include "fvModels.H"
#include "fvConstraints.H"
#include "CorrectPhi.H"

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

int main(int argc, char *argv[])
{
    #include "postProcess.H"

    #include "setRootCaseLists.H"
    #include "createTime.H"
    #include "createMesh.H"
    #include "initContinuityErrs.H"
    #include "createDyMControls.H"
    #include "createFields.H"

    volScalarField rAU
    (
        IOobject
        (
            "rAU",
            runTime.timeName(),
            mesh,
            IOobject::READ_IF_PRESENT,
            IOobject::AUTO_WRITE
        ),
        mesh,
        dimensionedScalar(dimTime, 1.0)
    );

    #include "initCorrectPhi.H"

    #include "createUfIfPresent.H"

    turbulence->validate();

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

    Info<< "\nStarting time loop\n" << endl;

    while (pimple.run(runTime))
    {
        #include "readDyMControls.H"
        #include "CourantNo.H"
        #include "setDeltaT.H"

        fvModels.preUpdateMesh();

        const scalar timeBeforeMeshUpdate = runTime.elapsedCpuTime();

        // Update the mesh for topology change, mesh to mesh mapping
        const bool topoChanged = mesh.update();

        if (topoChanged)
        {
            Info<< "Execution time for mesh.update() = "
                << runTime.elapsedCpuTime() - timeBeforeMeshUpdate
                << " s" << endl;
        }

        runTime++;

        Info<< "Time = " << runTime.userTimeName() << nl << endl;

        // --- Pressure-velocity PIMPLE corrector loop
        while (pimple.loop())
        {
            if (pimple.firstPimpleIter() || moveMeshOuterCorrectors)
            {
                // Move the mesh
                mesh.move();

                if (mesh.changing())
                {
                    MRF.update();

                    if (correctPhi)
                    {
                        #include "correctPhi.H"
                    }

                    if (checkMeshCourantNo)
                    {
                        #include "meshCourantNo.H"
                    }
                }
            }

            fvModels.correct();

            #include "UEqn.H"

            // --- Pressure corrector loop
            while (pimple.correct())
            {
                #include "pEqn.H"
            }

            if (pimple.turbCorr())
            {
                viscosity->correct();
                turbulence->correct();
            }
        }

        runTime.write();

        Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
            << "  ClockTime = " << runTime.elapsedClockTime() << " s"
            << nl << endl;
    }

    Info<< "End\n" << endl;

    return 0;
}


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