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This commit is contained in:
andy
2009-02-12 10:11:57 +00:00
parent dfe1df4c61
commit 8741d3079f
1 changed files with 10 additions and 13 deletions
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23
applications/solvers/heatTransfer/buoyantBoussinesqFoam/pdEqn.H
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@ -5,10 +5,13 @@
U = rUA*UEqn().H(); U = rUA*UEqn().H();
UEqn.clear(); UEqn.clear();
phi = surfaceScalarField phiU
(
(fvc::interpolate(U) & mesh.Sf()) (fvc::interpolate(U) & mesh.Sf())
+ fvc::ddtPhiCorr(rUA, U, phi) + fvc::ddtPhiCorr(rUA, U, phi)
+ betaghf*fvc::snGrad(T)*rUAf*mesh.magSf(); );
phi = phiU + betaghf*fvc::snGrad(T)*rUAf*mesh.magSf();
for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++) for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
{ {
@ -17,8 +20,7 @@
fvm::laplacian(rUAf, pd) == fvc::div(phi) fvm::laplacian(rUAf, pd) == fvc::div(phi)
); );
// retain the residual from the first iteration if (corr == nCorr-1 && nonOrth == nNonOrthCorr)
if (nonOrth == 0)
{ {
pdEqn.solve(mesh.solver(pd.name() + "Final")); pdEqn.solve(mesh.solver(pd.name() + "Final"));
} }
@ -29,17 +31,12 @@
if (nonOrth == nNonOrthCorr) if (nonOrth == nNonOrthCorr)
{ {
// Calculate the conservative fluxes phi += pdEqn.flux();
phi -= pdEqn.flux();
// Correct the momentum source with the pressure gradient flux
// calculated from the relaxed pressure
U -=
rUA
*fvc::reconstruct((pdEqn.flux() - betaghf*fvc::snGrad(T))/rUAf);
U.correctBoundaryConditions();
} }
} }
U += rUA*fvc::reconstruct((phi - phiU)/rUAf);
U.correctBoundaryConditions();
#include "continuityErrs.H" #include "continuityErrs.H"
} }