dispersedDragModel.C

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#include "dispersedDragModel.H"
#include "phaseSystem.H"
#include "noSwarm.H"

// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //

Foam::dragModels::dispersedDragModel::dispersedDragModel
(
    const dictionary& dict,
    const phaseInterface& interface,
    const bool registerObject
)
:
    dragModel(dict, interface, registerObject),
    interface_(interface.modelCast<dragModel, dispersedPhaseInterface>()),
    swarmCorrection_
    (
        dict.found("swarmCorrection")
      ? swarmCorrection::New(dict.subDict("swarmCorrection"), interface).ptr()
      : new swarmCorrections::noSwarm(dict, interface)
    )
{}


// * * * * * * * * * * * * * * * * Destructor  * * * * * * * * * * * * * * * //

Foam::dragModels::dispersedDragModel::~dispersedDragModel()
{}


// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //

Foam::tmp<Foam::volScalarField> Foam::dragModels::dispersedDragModel::Ki() const
{
    return
        0.75
       *CdRe()
       *swarmCorrection_->Cs()
       *interface_.continuous().rho()
       *interface_.continuous().thermo().nu()
       /sqr(interface_.dispersed().d());
}


Foam::tmp<Foam::volScalarField> Foam::dragModels::dispersedDragModel::K() const
{
    return
        max
        (
            interface_.dispersed(),
            interface_.dispersed().residualAlpha()
        )*Ki();
}


Foam::tmp<Foam::surfaceScalarField>
Foam::dragModels::dispersedDragModel::Kf() const
{
    return
        max
        (
            fvc::interpolate(interface_.dispersed()),
            interface_.dispersed().residualAlpha()
        )*fvc::interpolate(Ki());
}


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