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patchInjectionBase: Improved particle positioning

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Patch contributed by Timo Niemi, VTT.
Resolves bug-report https://bugs.openfoam.org/view.php?id=2442
This commit is contained in:
Henry Weller
2017-01-26 15:34:51 +00:00
parent 30a6595056
commit ac28d44eff
1 changed files with 14 additions and 4 deletions
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18
src/lagrangian/intermediate/submodels/Kinematic/InjectionModel/PatchInjection/patchInjectionBase.C
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@ -2,7 +2,7 @@
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2013-2016 OpenFOAM Foundation
\\ / A nd | Copyright (C) 2013-2017 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
License
@ -201,16 +201,26 @@ void Foam::patchInjectionBase::setPositionAndCell
// Position perturbed away from face (into domain)
const scalar a = rnd.position(scalar(0.1), scalar(0.5));
const vector& pc = mesh.cellCentres()[cellOwner];
const vector d = mag(pf - pc)*patchNormal_[facei];
const vector d =
mag((pf - pc) & patchNormal_[facei])*patchNormal_[facei];
position = pf - a*d;
//Try to find tetFacei and tetPti in the current position
// Try to find tetFacei and tetPti in the current position
mesh.findTetFacePt(cellOwner, position, tetFacei, tetPti);
//Search failed, choose a random position
// tetFacei and tetPti not found, check if the cell has changed
if (tetFacei == -1 ||tetPti == -1)
{
mesh.findCellFacePt(position, cellOwner, tetFacei, tetPti);
}
// Both searches failed, choose a random position within
// the original cell
if (tetFacei == -1 ||tetPti == -1)
{
// Reset cellOwner
cellOwner = cellOwners_[facei];
const scalarField& V = mesh.V();
// Construct cell tet indices