OpenFOAM-4.x/src/finiteVolume/cfdTools/general/MRF/MRFZone.C
2016-04-16 18:34:41 +01:00

582 lines
14 KiB
C

/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2016 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
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
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
for more details.
You should have received a copy of the GNU General Public License
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
\*---------------------------------------------------------------------------*/
#include "MRFZone.H"
#include "fvMesh.H"
#include "volFields.H"
#include "surfaceFields.H"
#include "fvMatrices.H"
#include "faceSet.H"
#include "geometricOneField.H"
#include "syncTools.H"
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
namespace Foam
{
defineTypeNameAndDebug(MRFZone, 0);
}
// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
void Foam::MRFZone::setMRFFaces()
{
const polyBoundaryMesh& patches = mesh_.boundaryMesh();
// Type per face:
// 0:not in zone
// 1:moving with frame
// 2:other
labelList faceType(mesh_.nFaces(), 0);
// Determine faces in cell zone
// ~~~~~~~~~~~~~~~~~~~~~~~~~~~~
// (without constructing cells)
const labelList& own = mesh_.faceOwner();
const labelList& nei = mesh_.faceNeighbour();
// Cells in zone
boolList zoneCell(mesh_.nCells(), false);
if (cellZoneID_ != -1)
{
const labelList& cellLabels = mesh_.cellZones()[cellZoneID_];
forAll(cellLabels, i)
{
zoneCell[cellLabels[i]] = true;
}
}
label nZoneFaces = 0;
for (label faceI = 0; faceI < mesh_.nInternalFaces(); faceI++)
{
if (zoneCell[own[faceI]] || zoneCell[nei[faceI]])
{
faceType[faceI] = 1;
nZoneFaces++;
}
}
labelHashSet excludedPatches(excludedPatchLabels_);
forAll(patches, patchI)
{
const polyPatch& pp = patches[patchI];
if (pp.coupled() || excludedPatches.found(patchI))
{
forAll(pp, i)
{
label faceI = pp.start()+i;
if (zoneCell[own[faceI]])
{
faceType[faceI] = 2;
nZoneFaces++;
}
}
}
else if (!isA<emptyPolyPatch>(pp))
{
forAll(pp, i)
{
label faceI = pp.start()+i;
if (zoneCell[own[faceI]])
{
faceType[faceI] = 1;
nZoneFaces++;
}
}
}
}
// Synchronize the faceType across processor patches
syncTools::syncFaceList(mesh_, faceType, maxEqOp<label>());
// Now we have for faceType:
// 0 : face not in cellZone
// 1 : internal face or normal patch face
// 2 : coupled patch face or excluded patch face
// Sort into lists per patch.
internalFaces_.setSize(mesh_.nFaces());
label nInternal = 0;
for (label faceI = 0; faceI < mesh_.nInternalFaces(); faceI++)
{
if (faceType[faceI] == 1)
{
internalFaces_[nInternal++] = faceI;
}
}
internalFaces_.setSize(nInternal);
labelList nIncludedFaces(patches.size(), 0);
labelList nExcludedFaces(patches.size(), 0);
forAll(patches, patchi)
{
const polyPatch& pp = patches[patchi];
forAll(pp, patchFacei)
{
label faceI = pp.start() + patchFacei;
if (faceType[faceI] == 1)
{
nIncludedFaces[patchi]++;
}
else if (faceType[faceI] == 2)
{
nExcludedFaces[patchi]++;
}
}
}
includedFaces_.setSize(patches.size());
excludedFaces_.setSize(patches.size());
forAll(nIncludedFaces, patchi)
{
includedFaces_[patchi].setSize(nIncludedFaces[patchi]);
excludedFaces_[patchi].setSize(nExcludedFaces[patchi]);
}
nIncludedFaces = 0;
nExcludedFaces = 0;
forAll(patches, patchi)
{
const polyPatch& pp = patches[patchi];
forAll(pp, patchFacei)
{
label faceI = pp.start() + patchFacei;
if (faceType[faceI] == 1)
{
includedFaces_[patchi][nIncludedFaces[patchi]++] = patchFacei;
}
else if (faceType[faceI] == 2)
{
excludedFaces_[patchi][nExcludedFaces[patchi]++] = patchFacei;
}
}
}
if (debug)
{
faceSet internalFaces(mesh_, "internalFaces", internalFaces_);
Pout<< "Writing " << internalFaces.size()
<< " internal faces in MRF zone to faceSet "
<< internalFaces.name() << endl;
internalFaces.write();
faceSet MRFFaces(mesh_, "includedFaces", 100);
forAll(includedFaces_, patchi)
{
forAll(includedFaces_[patchi], i)
{
label patchFacei = includedFaces_[patchi][i];
MRFFaces.insert(patches[patchi].start()+patchFacei);
}
}
Pout<< "Writing " << MRFFaces.size()
<< " patch faces in MRF zone to faceSet "
<< MRFFaces.name() << endl;
MRFFaces.write();
faceSet excludedFaces(mesh_, "excludedFaces", 100);
forAll(excludedFaces_, patchi)
{
forAll(excludedFaces_[patchi], i)
{
label patchFacei = excludedFaces_[patchi][i];
excludedFaces.insert(patches[patchi].start()+patchFacei);
}
}
Pout<< "Writing " << excludedFaces.size()
<< " faces in MRF zone with special handling to faceSet "
<< excludedFaces.name() << endl;
excludedFaces.write();
}
}
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
Foam::MRFZone::MRFZone
(
const word& name,
const fvMesh& mesh,
const dictionary& dict,
const word& cellZoneName
)
:
mesh_(mesh),
name_(name),
coeffs_(dict),
active_(coeffs_.lookupOrDefault("active", true)),
cellZoneName_(cellZoneName),
cellZoneID_(),
excludedPatchNames_
(
wordReList(coeffs_.lookupOrDefault("nonRotatingPatches", wordReList()))
),
origin_(coeffs_.lookup("origin")),
axis_(coeffs_.lookup("axis")),
omega_(Function1<scalar>::New("omega", coeffs_))
{
if (cellZoneName_ == word::null)
{
coeffs_.lookup("cellZone") >> cellZoneName_;
}
if (!active_)
{
cellZoneID_ = -1;
}
else
{
cellZoneID_ = mesh_.cellZones().findZoneID(cellZoneName_);
axis_ = axis_/mag(axis_);
const labelHashSet excludedPatchSet
(
mesh_.boundaryMesh().patchSet(excludedPatchNames_)
);
excludedPatchLabels_.setSize(excludedPatchSet.size());
label i = 0;
forAllConstIter(labelHashSet, excludedPatchSet, iter)
{
excludedPatchLabels_[i++] = iter.key();
}
bool cellZoneFound = (cellZoneID_ != -1);
reduce(cellZoneFound, orOp<bool>());
if (!cellZoneFound)
{
FatalErrorInFunction
<< "cannot find MRF cellZone " << cellZoneName_
<< exit(FatalError);
}
setMRFFaces();
}
}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
Foam::vector Foam::MRFZone::Omega() const
{
return omega_->value(mesh_.time().timeOutputValue())*axis_;
}
void Foam::MRFZone::addCoriolis
(
const volVectorField& U,
volVectorField& ddtU
) const
{
if (cellZoneID_ == -1)
{
return;
}
const labelList& cells = mesh_.cellZones()[cellZoneID_];
vectorField& ddtUc = ddtU.internalField();
const vectorField& Uc = U.internalField();
const vector Omega = this->Omega();
forAll(cells, i)
{
label celli = cells[i];
ddtUc[celli] += (Omega ^ Uc[celli]);
}
}
void Foam::MRFZone::addCoriolis(fvVectorMatrix& UEqn, const bool rhs) const
{
if (cellZoneID_ == -1)
{
return;
}
const labelList& cells = mesh_.cellZones()[cellZoneID_];
const scalarField& V = mesh_.V();
vectorField& Usource = UEqn.source();
const vectorField& U = UEqn.psi();
const vector Omega = this->Omega();
if (rhs)
{
forAll(cells, i)
{
label celli = cells[i];
Usource[celli] += V[celli]*(Omega ^ U[celli]);
}
}
else
{
forAll(cells, i)
{
label celli = cells[i];
Usource[celli] -= V[celli]*(Omega ^ U[celli]);
}
}
}
void Foam::MRFZone::addCoriolis
(
const volScalarField& rho,
fvVectorMatrix& UEqn,
const bool rhs
) const
{
if (cellZoneID_ == -1)
{
return;
}
const labelList& cells = mesh_.cellZones()[cellZoneID_];
const scalarField& V = mesh_.V();
vectorField& Usource = UEqn.source();
const vectorField& U = UEqn.psi();
const vector Omega = this->Omega();
if (rhs)
{
forAll(cells, i)
{
label celli = cells[i];
Usource[celli] += V[celli]*rho[celli]*(Omega ^ U[celli]);
}
}
else
{
forAll(cells, i)
{
label celli = cells[i];
Usource[celli] -= V[celli]*rho[celli]*(Omega ^ U[celli]);
}
}
}
void Foam::MRFZone::makeRelative(volVectorField& U) const
{
const volVectorField& C = mesh_.C();
const vector Omega = this->Omega();
const labelList& cells = mesh_.cellZones()[cellZoneID_];
forAll(cells, i)
{
label celli = cells[i];
U[celli] -= (Omega ^ (C[celli] - origin_));
}
// Included patches
forAll(includedFaces_, patchi)
{
forAll(includedFaces_[patchi], i)
{
label patchFacei = includedFaces_[patchi][i];
U.boundaryField()[patchi][patchFacei] = Zero;
}
}
// Excluded patches
forAll(excludedFaces_, patchi)
{
forAll(excludedFaces_[patchi], i)
{
label patchFacei = excludedFaces_[patchi][i];
U.boundaryField()[patchi][patchFacei] -=
(Omega
^ (C.boundaryField()[patchi][patchFacei] - origin_));
}
}
}
void Foam::MRFZone::makeRelative(surfaceScalarField& phi) const
{
makeRelativeRhoFlux(geometricOneField(), phi);
}
void Foam::MRFZone::makeRelative(FieldField<fvsPatchField, scalar>& phi) const
{
makeRelativeRhoFlux(oneFieldField(), phi);
}
void Foam::MRFZone::makeRelative(Field<scalar>& phi, const label patchi) const
{
makeRelativeRhoFlux(oneField(), phi, patchi);
}
void Foam::MRFZone::makeRelative
(
const surfaceScalarField& rho,
surfaceScalarField& phi
) const
{
makeRelativeRhoFlux(rho, phi);
}
void Foam::MRFZone::makeAbsolute(volVectorField& U) const
{
const volVectorField& C = mesh_.C();
const vector Omega = this->Omega();
const labelList& cells = mesh_.cellZones()[cellZoneID_];
forAll(cells, i)
{
label celli = cells[i];
U[celli] += (Omega ^ (C[celli] - origin_));
}
// Included patches
forAll(includedFaces_, patchi)
{
forAll(includedFaces_[patchi], i)
{
label patchFacei = includedFaces_[patchi][i];
U.boundaryField()[patchi][patchFacei] =
(Omega ^ (C.boundaryField()[patchi][patchFacei] - origin_));
}
}
// Excluded patches
forAll(excludedFaces_, patchi)
{
forAll(excludedFaces_[patchi], i)
{
label patchFacei = excludedFaces_[patchi][i];
U.boundaryField()[patchi][patchFacei] +=
(Omega ^ (C.boundaryField()[patchi][patchFacei] - origin_));
}
}
}
void Foam::MRFZone::makeAbsolute(surfaceScalarField& phi) const
{
makeAbsoluteRhoFlux(geometricOneField(), phi);
}
void Foam::MRFZone::makeAbsolute
(
const surfaceScalarField& rho,
surfaceScalarField& phi
) const
{
makeAbsoluteRhoFlux(rho, phi);
}
void Foam::MRFZone::correctBoundaryVelocity(volVectorField& U) const
{
const vector Omega = this->Omega();
// Included patches
forAll(includedFaces_, patchi)
{
const vectorField& patchC = mesh_.Cf().boundaryField()[patchi];
vectorField pfld(U.boundaryField()[patchi]);
forAll(includedFaces_[patchi], i)
{
label patchFacei = includedFaces_[patchi][i];
pfld[patchFacei] = (Omega ^ (patchC[patchFacei] - origin_));
}
U.boundaryField()[patchi] == pfld;
}
}
void Foam::MRFZone::writeData(Ostream& os) const
{
os << nl;
os.write(name_) << nl;
os << token::BEGIN_BLOCK << incrIndent << nl;
os.writeKeyword("active") << active_ << token::END_STATEMENT << nl;
os.writeKeyword("cellZone") << cellZoneName_ << token::END_STATEMENT << nl;
os.writeKeyword("origin") << origin_ << token::END_STATEMENT << nl;
os.writeKeyword("axis") << axis_ << token::END_STATEMENT << nl;
omega_->writeData(os);
if (excludedPatchNames_.size())
{
os.writeKeyword("nonRotatingPatches") << excludedPatchNames_
<< token::END_STATEMENT << nl;
}
os << decrIndent << token::END_BLOCK << nl;
}
bool Foam::MRFZone::read(const dictionary& dict)
{
coeffs_ = dict;
active_ = coeffs_.lookupOrDefault("active", true);
coeffs_.lookup("cellZone") >> cellZoneName_;
cellZoneID_ = mesh_.cellZones().findZoneID(cellZoneName_);
return true;
}
// ************************************************************************* //