222 lines
6.2 KiB
C
222 lines
6.2 KiB
C
/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | Copyright (C) 2011-2014 OpenFOAM Foundation
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "flowRateTiltedInletVelocityFvPatchVectorField.H"
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#include "volFields.H"
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#include "addToRunTimeSelectionTable.H"
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#include "fvPatchFieldMapper.H"
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#include "surfaceFields.H"
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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Foam::flowRateTiltedInletVelocityFvPatchVectorField::
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flowRateTiltedInletVelocityFvPatchVectorField
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(
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const fvPatch& p,
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const DimensionedField<vector, volMesh>& iF
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)
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:
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fixedValueFvPatchField<vector>(p, iF),
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flowRate_(),
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volumetric_(false),
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rhoName_("rho"),
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rhoInlet_(0.0)
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{}
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Foam::flowRateTiltedInletVelocityFvPatchVectorField::
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flowRateTiltedInletVelocityFvPatchVectorField
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(
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const flowRateTiltedInletVelocityFvPatchVectorField& ptf,
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const fvPatch& p,
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const DimensionedField<vector, volMesh>& iF,
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const fvPatchFieldMapper& mapper
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)
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:
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fixedValueFvPatchField<vector>(ptf, p, iF, mapper),
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flowRate_(ptf.flowRate_().clone().ptr()),
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volumetric_(ptf.volumetric_),
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rhoName_(ptf.rhoName_),
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rhoInlet_(ptf.rhoInlet_)
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{}
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Foam::flowRateTiltedInletVelocityFvPatchVectorField::
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flowRateTiltedInletVelocityFvPatchVectorField
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(
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const fvPatch& p,
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const DimensionedField<vector, volMesh>& iF,
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const dictionary& dict
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)
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:
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fixedValueFvPatchField<vector>(p, iF),
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rhoInlet_(dict.lookupOrDefault<scalar>("rhoInlet", -VGREAT))
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{
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if (dict.found("volumetricFlowRate"))
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{
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volumetric_ = true;
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flowRate_ = DataEntry<scalar>::New("volumetricFlowRate", dict);
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rhoName_ = "rho";
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}
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else if (dict.found("massFlowRate"))
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{
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volumetric_ = false;
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flowRate_ = DataEntry<scalar>::New("massFlowRate", dict);
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rhoName_ = word(dict.lookupOrDefault<word>("rho", "rho"));
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}
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else
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{
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FatalIOErrorIn
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(
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"flowRateTiltedInletVelocityFvPatchVectorField::"
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"flowRateTiltedInletVelocityFvPatchVectorField"
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"(const fvPatch&, const DimensionedField<vector, volMesh>&,"
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" const dictionary&)",
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dict
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) << "Please supply either 'volumetricFlowRate' or"
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<< " 'massFlowRate' and 'rho'" << exit(FatalIOError);
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}
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// Value field require if mass based
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if (dict.found("value"))
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{
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fvPatchField<vector>::operator=
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(
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vectorField("value", dict, p.size())
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);
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}
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else
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{
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evaluate(Pstream::blocking);
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}
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}
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Foam::flowRateTiltedInletVelocityFvPatchVectorField::
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flowRateTiltedInletVelocityFvPatchVectorField
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(
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const flowRateTiltedInletVelocityFvPatchVectorField& ptf
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)
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:
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fixedValueFvPatchField<vector>(ptf),
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flowRate_(ptf.flowRate_().clone().ptr()),
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volumetric_(ptf.volumetric_),
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rhoName_(ptf.rhoName_),
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rhoInlet_(ptf.rhoInlet_)
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{}
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Foam::flowRateTiltedInletVelocityFvPatchVectorField::
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flowRateTiltedInletVelocityFvPatchVectorField
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(
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const flowRateTiltedInletVelocityFvPatchVectorField& ptf,
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const DimensionedField<vector, volMesh>& iF
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)
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:
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fixedValueFvPatchField<vector>(ptf, iF),
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flowRate_(ptf.flowRate_().clone().ptr()),
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volumetric_(ptf.volumetric_),
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rhoName_(ptf.rhoName_),
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rhoInlet_(ptf.rhoInlet_)
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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void Foam::flowRateTiltedInletVelocityFvPatchVectorField::updateCoeffs()
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{
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if (updated())
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{
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return;
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}
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const scalar t = db().time().timeOutputValue();
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// a simpler way of doing this would be nice
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const scalar avgU = -flowRate_->value(t)/gSum(patch().magSf());
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tmp<vectorField> n = patch().nf();
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if (volumetric_ || rhoName_ == "none")
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{
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// volumetric flow-rate or density not given
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operator==(n*avgU);
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}
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else
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{
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// mass flow-rate
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if (db().foundObject<volScalarField>(rhoName_))
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{
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const fvPatchField<scalar>& rhop =
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patch().lookupPatchField<volScalarField, scalar>(rhoName_);
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operator==(n*avgU/rhop);
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}
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else
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{
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// Use constant density
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if (rhoInlet_ < 0)
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{
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FatalErrorIn
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(
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"flowRateTiltedInletVelocityFvPatchVectorField::updateCoeffs()"
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) << "Did not find registered density field " << rhoName_
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<< " and no constant density 'rhoInlet' specified"
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<< exit(FatalError);
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}
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operator==(n*avgU/rhoInlet_);
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}
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}
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fixedValueFvPatchVectorField::updateCoeffs();
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}
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void Foam::flowRateTiltedInletVelocityFvPatchVectorField::write(Ostream& os) const
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{
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fvPatchField<vector>::write(os);
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flowRate_->writeData(os);
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if (!volumetric_)
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{
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writeEntryIfDifferent<word>(os, "rho", "rho", rhoName_);
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writeEntryIfDifferent<scalar>(os, "rhoInlet", -VGREAT, rhoInlet_);
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}
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writeEntry("value", os);
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}
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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makePatchTypeField
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(
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fvPatchVectorField,
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flowRateTiltedInletVelocityFvPatchVectorField
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);
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}
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// ************************************************************************* //
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