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add in UEqn.H, pEqn.H for simpleFoam as well

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This commit is contained in:
Mark Olesen
2008-07-08 14:45:31 +02:00
parent 7f7807d5e2
commit 32d46dc30c
3 changed files with 48 additions and 49 deletions
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11
applications/solvers/incompressible/simpleFoam/UEqn.H Normal file
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@ -0,0 +1,11 @@
// Solve the Momentum equation
tmp<fvVectorMatrix> UEqn
(
fvm::div(phi, U)
+ turbulence->divDevReff(U)
);
UEqn().relax();
solve(UEqn() == -fvc::grad(p));

34
applications/solvers/incompressible/simpleFoam/pEqn.H Normal file
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@ -0,0 +1,34 @@
p.boundaryField().updateCoeffs();
volScalarField AU = UEqn().A();
U = UEqn().H()/AU;
UEqn.clear();
phi = fvc::interpolate(U) & mesh.Sf();
adjustPhi(phi, U, p);
// Non-orthogonal pressure corrector loop
for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
{
fvScalarMatrix pEqn
(
fvm::laplacian(1.0/AU, p) == fvc::div(phi)
);
pEqn.setReference(pRefCell, pRefValue);
pEqn.solve();
if (nonOrth == nNonOrthCorr)
{
phi -= pEqn.flux();
}
}
# include "continuityErrs.H"
// Explicitly relax pressure for momentum corrector
p.relax();
// Momentum corrector
U -= fvc::grad(p)/AU;
U.correctBoundaryConditions();

52
applications/solvers/incompressible/simpleFoam/simpleFoam.C
View File

@ -26,8 +26,7 @@ Application
simpleFoam
Description
Steady-state solver for incompressible, turbulent flow of non-Newtonian
fluids.
Steady-state solver for incompressible, turbulent flow
\*---------------------------------------------------------------------------*/
@ -41,14 +40,11 @@ int main(int argc, char *argv[])
{
# include "setRootCase.H"
# include "createTime.H"
# include "createMesh.H"
# include "createFields.H"
# include "initContinuityErrs.H"
//mesh.clearPrimitives();
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
Info<< "\nStarting time loop\n" << endl;
@ -63,50 +59,8 @@ int main(int argc, char *argv[])
// Pressure-velocity SIMPLE corrector
{
// Momentum predictor
tmp<fvVectorMatrix> UEqn
(
fvm::div(phi, U)
+ turbulence->divDevReff(U)
);
UEqn().relax();
solve(UEqn() == -fvc::grad(p));
p.boundaryField().updateCoeffs();
volScalarField AU = UEqn().A();
U = UEqn().H()/AU;
UEqn.clear();
phi = fvc::interpolate(U) & mesh.Sf();
adjustPhi(phi, U, p);
// Non-orthogonal pressure corrector loop
for (int nonOrth=0; nonOrth<=nNonOrthCorr; nonOrth++)
{
fvScalarMatrix pEqn
(
fvm::laplacian(1.0/AU, p) == fvc::div(phi)
);
pEqn.setReference(pRefCell, pRefValue);
pEqn.solve();
if (nonOrth == nNonOrthCorr)
{
phi -= pEqn.flux();
}
}
# include "continuityErrs.H"
// Explicitly relax pressure for momentum corrector
p.relax();
// Momentum corrector
U -= fvc::grad(p)/AU;
U.correctBoundaryConditions();
# include "UEqn.H"
# include "pEqn.H"
}
turbulence->correct();