velocityFilmShellFvPatchVectorField.C

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/*---------------------------------------------------------------------------*\
  =========                 |
  \\      /  F ield         | OpenFOAM: The Open Source CFD Toolbox
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     \\/     M anipulation  |
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    Copyright (C) 2020 OpenCFD Ltd.
-------------------------------------------------------------------------------
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
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    FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    for more details.
 
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#include "velocityFilmShellFvPatchVectorField.H"
#include "addToRunTimeSelectionTable.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
velocityFilmShellFvPatchVectorField::velocityFilmShellFvPatchVectorField
(
    const fvPatch& p,
    const DimensionedField<vector, volMesh>& iF
)
:
    mixedFvPatchField<vector>(p, iF),
    baffle_(),
    dict_(dictionary::null),
    curTimeIndex_(-1),
    zeroWallVelocity_(true)
{
    refValue() = 0;
    refGrad() = 0;
    valueFraction() = 1;
}
 
 
velocityFilmShellFvPatchVectorField::velocityFilmShellFvPatchVectorField
(
    const velocityFilmShellFvPatchVectorField& ptf,
    const fvPatch& p,
    const DimensionedField<vector, volMesh>& iF,
    const fvPatchFieldMapper& mapper
)
:
    mixedFvPatchField<vector>
    (
        ptf,
        p,
        iF,
        mapper
    ),
    baffle_(),
    dict_(ptf.dict_),
    curTimeIndex_(-1),
    zeroWallVelocity_(true)
{}
 
 
velocityFilmShellFvPatchVectorField::velocityFilmShellFvPatchVectorField
(
    const fvPatch& p,
    const DimensionedField<vector, volMesh>& iF,
    const dictionary& dict
)
:
    mixedFvPatchField<vector>(p, iF),
    baffle_(nullptr),
    dict_(dict),
    curTimeIndex_(-1),
    zeroWallVelocity_(dict.getOrDefault<bool>("zeroWallVelocity", true))
{
    fvPatchVectorField::operator=(vectorField("value", dict, p.size()));
 
    typedef regionModels::areaSurfaceFilmModels::liquidFilmBase baffle;
 
    if (dict.found("refValue"))
    {
        // Full restart
        refValue() = vectorField("refValue", dict, p.size());
        refGrad() = vectorField("refGradient", dict, p.size());
        valueFraction() = scalarField("valueFraction", dict, p.size());
    }
    else
    {
        // Start from user entered data. Assume fixedValue.
        refValue() = *this;
        refGrad() = vector::zero;
        valueFraction() = 1;
    }
 
    if (!baffle_)
    {
        baffle_.reset(baffle::New(p, dict).ptr());
    }
}
 
 
velocityFilmShellFvPatchVectorField::velocityFilmShellFvPatchVectorField
(
    const velocityFilmShellFvPatchVectorField& ptf,
    const DimensionedField<vector, volMesh>& iF
)
:
    mixedFvPatchField<vector>(ptf, iF),
    baffle_(),
    dict_(ptf.dict_),
    curTimeIndex_(-1),
    zeroWallVelocity_(true)
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
 
void velocityFilmShellFvPatchVectorField::updateCoeffs()
{
    if (this->updated())
    {
        return;
    }
 
    // Execute the change to the openFraction only once per time-step
    if (curTimeIndex_ != this->db().time().timeIndex())
    {
        baffle_->evolve();
 
        volVectorField::Boundary& vfb =
            db().lookupObjectRef<volVectorField>
            (
                this->internalField().name()
            ).boundaryFieldRef();
 
        baffle_->vsm().mapToVolume(baffle_->Us(), vfb);
 
        refGrad() = Zero;
        valueFraction() = 1;
 
        if (zeroWallVelocity_)
        {
            refValue() = Zero;
        }
        else
        {
            refValue() = vfb[patch().index()];
        }
        curTimeIndex_ = this->db().time().timeIndex();
    }
 
    mixedFvPatchField<vector>::updateCoeffs();
}
 
 
void velocityFilmShellFvPatchVectorField::write(Ostream& os) const
{
    mixedFvPatchField<vector>::write(os);
 
    // Remove value and type already written by mixedFvPatchField
    dict_.remove("value");
    dict_.remove("type");
    dict_.remove("refValue");
    dict_.remove("refGradient");
    dict_.remove("valueFraction");
    dict_.write(os, false);
}
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
makePatchTypeField
(
    fvPatchVectorField,
    velocityFilmShellFvPatchVectorField
);
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
 
// ************************************************************************* //