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variableHeightFlowRateInletVelocityFvPatchVectorField: Changed the flow-rate to a Function1

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to support time-variation
This commit is contained in:
Henry Weller 2016-02-10 09:46:37 +00:00
parent e37da9fe41
commit 3b3bb7173c
2 changed files with 32 additions and 45 deletions
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54
src/finiteVolume/fields/fvPatchFields/derived/variableHeightFlowRateInletVelocity/variableHeightFlowRateInletVelocityFvPatchVectorField.C
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2012-2013 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2012-2016 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -24,10 +24,8 @@ License
\*---------------------------------------------------------------------------*/
#include "variableHeightFlowRateInletVelocityFvPatchVectorField.H"
#include "volFields.H"
#include "addToRunTimeSelectionTable.H"
#include "fvPatchFieldMapper.H"
#include "surfaceFields.H"
#include "volFields.H"
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
@ -39,11 +37,25 @@ Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
)
:
fixedValueFvPatchField<vector>(p, iF),
flowRate_(0),
flowRate_(),
alphaName_("none")
{}
Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
::variableHeightFlowRateInletVelocityFvPatchVectorField
(
const fvPatch& p,
const DimensionedField<vector, volMesh>& iF,
const dictionary& dict
)
:
fixedValueFvPatchField<vector>(p, iF, dict),
flowRate_(Function1<scalar>::New("flowRate", dict)),
alphaName_(dict.lookup("alpha"))
{}
Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
::variableHeightFlowRateInletVelocityFvPatchVectorField
(
@ -54,25 +66,11 @@ Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
)
:
fixedValueFvPatchField<vector>(ptf, p, iF, mapper),
flowRate_(ptf.flowRate_),
flowRate_(ptf.flowRate_, false),
alphaName_(ptf.alphaName_)
{}
Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
::variableHeightFlowRateInletVelocityFvPatchVectorField
(
const fvPatch& p,
const DimensionedField<vector, volMesh>& iF,
const dictionary& dict
)
:
fixedValueFvPatchField<vector>(p, iF, dict),
flowRate_(readScalar(dict.lookup("flowRate"))),
alphaName_(dict.lookup("alpha"))
{}
Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
::variableHeightFlowRateInletVelocityFvPatchVectorField
(
@ -80,7 +78,7 @@ Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
)
:
fixedValueFvPatchField<vector>(ptf),
flowRate_(ptf.flowRate_),
flowRate_(ptf.flowRate_, false),
alphaName_(ptf.alphaName_)
{}
@ -93,7 +91,7 @@ Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
)
:
fixedValueFvPatchField<vector>(ptf, iF),
flowRate_(ptf.flowRate_),
flowRate_(ptf.flowRate_, false),
alphaName_(ptf.alphaName_)
{}
@ -114,8 +112,11 @@ void Foam::variableHeightFlowRateInletVelocityFvPatchVectorField
alphap = max(alphap, scalar(0));
alphap = min(alphap, scalar(1));
const scalar t = db().time().timeOutputValue();
scalar flowRate = flowRate_->value(t);
// a simpler way of doing this would be nice
scalar avgU = -flowRate_/gSum(patch().magSf()*alphap);
scalar avgU = -flowRate/gSum(patch().magSf()*alphap);
vectorField n(patch().nf());
@ -131,11 +132,8 @@ void Foam::variableHeightFlowRateInletVelocityFvPatchVectorField::write
) const
{
fvPatchField<vector>::write(os);
os.writeKeyword("flowRate") << flowRate_
<< token::END_STATEMENT << nl;
os.writeKeyword("alpha") << alphaName_
<< token::END_STATEMENT << nl;
flowRate_->writeData(os);
os.writeKeyword("alpha") << alphaName_ << token::END_STATEMENT << nl;
writeEntry("value", os);
}

23
src/finiteVolume/fields/fvPatchFields/derived/variableHeightFlowRateInletVelocity/variableHeightFlowRateInletVelocityFvPatchVectorField.H
View File

@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2012 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -53,6 +53,8 @@ Description
}
\endverbatim
The \c flowRate entry is a \c Function1 of time, see Foam::Function1Types.
Note
- the value is positive into the domain
- may not work correctly for transonic inlets
@ -61,6 +63,7 @@ Note
SeeAlso
Foam::fixedValueFvPatchField
Foam::Function1Types
SourceFiles
variableHeightFlowRateInletVelocityFvPatchVectorField.C
@ -71,6 +74,7 @@ SourceFiles
#define variableHeightFlowRateInletVelocityFvPatchVectorField_H
#include "fixedValueFvPatchFields.H"
#include "Function1.H"
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
@ -87,7 +91,7 @@ class variableHeightFlowRateInletVelocityFvPatchVectorField
// Private data
//- Inlet integral flow rate
scalar flowRate_;
autoPtr<Function1<scalar>> flowRate_;
//- Name of the phase-fraction field
word alphaName_;
@ -168,21 +172,6 @@ public:
// Member functions
// Access
//- Return the flux
scalar flowRate() const
{
return flowRate_;
}
//- Return reference to the flux to allow adjustment
scalar& flowRate()
{
return flowRate_;
}
//- Update the coefficients associated with the patch field
virtual void updateCoeffs();