zhyang-dev/openfoam
1
0
Fork 0
mirror of https://develop.openfoam.com/Development/openfoam.git synced 2025-11-28 03:28:01 +00:00
Code Issues Actions Packages Projects Releases Wiki Activity

Renamed rUA -> rAU

Browse Source
This commit is contained in:
Henry
2010-10-11 20:10:34 +01:00
parent 216f0a0cd1
commit eb51614780
43 changed files with 263 additions and 241 deletions
Download Patch File Download Diff File Expand all files Collapse all files

14
src/finiteVolume/cfdTools/general/fieldSources/pressureGradientExplicitSource/pressureGradientExplicitSource.C
View File

@ -161,13 +161,13 @@ Foam::pressureGradientExplicitSource::Su() const
void Foam::pressureGradientExplicitSource::update()
{
const volScalarField& rUA =
const volScalarField& rAU =
mesh_.lookupObject<volScalarField>("(1|A(" + U_.name() + "))");
// Integrate flow variables over cell set
scalar volTot = 0.0;
scalar magUbarAve = 0.0;
scalar rUAave = 0.0;
scalar rAUave = 0.0;
forAllConstIter(cellSet, selectedCellSet_, iter)
{
label cellI = iter.key();
@ -176,27 +176,27 @@ void Foam::pressureGradientExplicitSource::update()
volTot += volCell;
magUbarAve += (flowDir_ & U_[cellI])*volCell;
rUAave += rUA[cellI]*volCell;
rAUave += rAU[cellI]*volCell;
}
// Collect across all processors
reduce(volTot, sumOp<scalar>());
reduce(magUbarAve, sumOp<scalar>());
reduce(rUAave, sumOp<scalar>());
reduce(rAUave, sumOp<scalar>());
// Volume averages
magUbarAve /= volTot;
rUAave /= volTot;
rAUave /= volTot;
// Calculate the pressure gradient increment needed to adjust the average
// flow-rate to the desired value
scalar gradPplus = (mag(Ubar_) - magUbarAve)/rUAave;
scalar gradPplus = (mag(Ubar_) - magUbarAve)/rAUave;
// Apply correction to velocity field
forAllConstIter(cellSet, selectedCellSet_, iter)
{
label cellI = iter.key();
U_[cellI] += flowDir_*rUA[cellI]*gradPplus;
U_[cellI] += flowDir_*rAU[cellI]*gradPplus;
}
// Update pressure gradient