Files
openfoam/applications/solvers/combustion/fireFoam/pEqn.H
2012-04-19 14:17:30 +01:00

53 lines
1.1 KiB
C

rho = thermo.rho();
volScalarField rAU(1.0/UEqn.A());
surfaceScalarField rhorAUf("Dp", fvc::interpolate(rho*rAU));
volVectorField HbyA("HbyA", U);
HbyA = rAU*UEqn.H();
surfaceScalarField phig(-rhorAUf*ghf*fvc::snGrad(rho)*mesh.magSf());
surfaceScalarField phiHbyA
(
"phiHbyA",
fvc::interpolate(rho)
*(
(fvc::interpolate(HbyA) & mesh.Sf())
+ fvc::ddtPhiCorr(rAU, rho, U, phi)
)
+ phig
);
while (pimple.correctNonOrthogonal())
{
fvScalarMatrix p_rghEqn
(
fvc::ddt(psi, rho)*gh
+ fvc::div(phiHbyA)
+ fvm::ddt(psi, p_rgh)
- fvm::laplacian(rhorAUf, p_rgh)
==
parcels.Srho()
+ surfaceFilm.Srho()
);
p_rghEqn.solve(mesh.solver(p_rgh.select(pimple.finalInnerIter())));
if (pimple.finalNonOrthogonalIter())
{
phi = phiHbyA + p_rghEqn.flux();
U = HbyA + rAU*fvc::reconstruct((p_rghEqn.flux() + phig)/rhorAUf);
U.correctBoundaryConditions();
}
}
p = p_rgh + rho*gh;
#include "rhoEqn.H"
#include "compressibleContinuityErrs.H"
K = 0.5*magSqr(U);
dpdt = fvc::ddt(p);