Files
openfoam/applications/solvers/multiphase/compressibleInterDyMFoam/UEqn.H
2008-12-19 14:48:54 +00:00

35 lines
764 B
C

surfaceScalarField muEff
(
"muEff",
twoPhaseProperties.muf()
+ fvc::interpolate(rho*turbulence->nut())
);
fvVectorMatrix UEqn
(
fvm::ddt(rho, U)
+ fvm::div(rhoPhi, U)
- fvm::laplacian(muEff, U)
- (fvc::grad(U) & fvc::grad(muEff))
//- fvc::div(muf*(mesh.Sf() & fvc::interpolate(fvc::grad(U)().T())))
);
UEqn.relax();
if (momentumPredictor)
{
solve
(
UEqn
==
fvc::reconstruct
(
(
fvc::interpolate(interface.sigmaK())*fvc::snGrad(alpha1)
- ghf*fvc::snGrad(rho)
- fvc::snGrad(pd)
) * mesh.magSf()
)
);
}