wallBoiling.C

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#include "wallBoiling.H"
#include "addToRunTimeSelectionTable.H"
#include "alphatWallBoilingWallFunctionFvPatchScalarField.H"
#include "phaseSystem.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
namespace diameterModels
{
namespace nucleationModels
{
    defineTypeNameAndDebug(wallBoiling, 0);
    addToRunTimeSelectionTable
    (
        nucleationModel,
        wallBoiling,
        dictionary
    );
}
}
}
 
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::diameterModels::nucleationModels::wallBoiling::
wallBoiling
(
    const populationBalanceModel& popBal,
    const dictionary& dict
)
:
    nucleationModel(popBal, dict)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
void Foam::diameterModels::nucleationModels::wallBoiling::precompute()
{
    const volScalarField& alphat =
        popBal_.mesh().lookupObject<volScalarField>
        (
            IOobject::groupName("alphat", popBal_.continuousPhase().name())
        );
 
    const volScalarField::Boundary& alphatBf = alphat.boundaryField();
 
    typedef compressible::alphatWallBoilingWallFunctionFvPatchScalarField
        alphatWallBoilingWallFunction;
 
    forAll(alphatBf, patchi)
    {
        if (isA<alphatWallBoilingWallFunction>(alphatBf[patchi]))
        {
            const alphatWallBoilingWallFunction& alphatw =
                refCast<const alphatWallBoilingWallFunction>(alphatBf[patchi]);
 
            const scalarField& dDep = alphatw.dDeparture();
 
            if (min(dDep) < velGroup_.sizeGroups().first().dSph().value())
            {
                Warning
                    << "Minimum departure diameter " << min(dDep)
                    << " m outside of range ["
                    << velGroup_.sizeGroups().first().dSph().value() << ", "
                    << velGroup_.sizeGroups().last().dSph().value() << "] m"
                    << " at patch " << alphatw.patch().name()
                    << endl
                    << "    The nucleation rate in populationBalance "
                    << popBal_.name() << " is set to zero." << endl
                    << "    Adjust discretisation over property space to"
                    << " suppress this warning."
                    << endl;
            }
            else if (max(dDep) > velGroup_.sizeGroups().last().dSph().value())
            {
                Warning
                    << "Maximum departure diameter " << max(dDep)
                    << " m outside of range ["
                    << velGroup_.sizeGroups().first().dSph().value() << ", "
                    << velGroup_.sizeGroups().last().dSph().value() << "] m"
                    << " at patch " << alphatw.patch().name()
                    << endl
                    << "    The nucleation rate in populationBalance "
                    << popBal_.name() << " is set to zero." << endl
                    << "    Adjust discretisation over property space to"
                    << " suppress this warning."
                    << endl;
            }
        }
    }
}
 
 
void
Foam::diameterModels::nucleationModels::wallBoiling::addToNucleationRate
(
    volScalarField& nucleationRate,
    const label i
)
{
    const sizeGroup& fi = popBal_.sizeGroups()[i];
    const phaseModel& phase = fi.phase();
    const volScalarField& rho = phase.rho();
 
    const volScalarField& alphat =
        popBal_.mesh().lookupObject<volScalarField>
        (
            IOobject::groupName("alphat", popBal_.continuousPhase().name())
        );
 
    const volScalarField::Boundary& alphatBf = alphat.boundaryField();
 
    typedef compressible::alphatWallBoilingWallFunctionFvPatchScalarField
        alphatWallBoilingWallFunction;
 
    forAll(alphatBf, patchi)
    {
        if
        (
            isA<alphatWallBoilingWallFunction>(alphatBf[patchi])
        )
        {
            const alphatWallBoilingWallFunction& alphatw =
                refCast<const alphatWallBoilingWallFunction>(alphatBf[patchi]);
 
            const scalarField& dmdt = alphatw.dmdtf();
            const scalarField& dDep = alphatw.dDeparture();
 
            const labelList& faceCells = alphatw.patch().faceCells();
 
            dimensionedScalar unitLength("unitLength", dimLength, 1);
 
            forAll(alphatw, facei)
            {
                if (dmdt[facei] > small)
                {
                    const label faceCelli = faceCells[facei];
 
                    nucleationRate[faceCelli] +=
                        popBal_.eta
                        (
                            i,
                            fi.x()/pow3(fi.dSph())*pow3(dDep[facei]*unitLength)
                        ).value()
                       *dmdt[facei]/rho[faceCelli]/fi.x().value();
                }
            }
        }
    }
}
 
 
// ************************************************************************* //