v5/combustion_2XiFoam_2UEqn_8H_source.html

     MRF.correctBoundaryVelocity(U);

     fvVectorMatrix UEqn
     (
         fvm::ddt(rho, U) + fvm::div(phi, U)
       + MRF.DDt(rho, U)
       + turbulence->divDevRhoReff(U)
      ==
         fvOptions(rho, U)
     );

     UEqn.relax();

     fvOptions.constrain(UEqn);

     if (pimple.momentumPredictor())
     {
         solve(UEqn == -fvc::grad(p));

         fvOptions.correct(U);
         K = 0.5*magSqr(U);
     }
phi
surfaceScalarField & phi
Definition: setRegionFluidFields.H:8

Foam::fvc::grad
tmp< GeometricField< typename outerProduct< vector, Type >::type, fvPatchField, volMesh >> grad(const GeometricField< Type, fvsPatchField, surfaceMesh > &ssf)
Definition: fvcGrad.C:52

U
U
Definition: pEqn.H:83

solve
solve(UEqn==-fvc::grad(p))

rho
rho
Definition: readInitialConditions.H:96

Foam::fvc::div
tmp< GeometricField< Type, fvPatchField, volMesh > > div(const GeometricField< Type, fvsPatchField, surfaceMesh > &ssf)
Definition: fvcDiv.C:47

pimple
const dictionary & pimple
Definition: readFluidMultiRegionPIMPLEControls.H:1

K
CGAL::Exact_predicates_exact_constructions_kernel K
Definition: CGALTriangulation3DKernel.H:56

fvOptions
fv::options & fvOptions
Definition: setRegionFluidFields.H:16

Foam::fvc::ddt
tmp< GeometricField< Type, fvPatchField, volMesh > > ddt(const dimensioned< Type > dt, const fvMesh &mesh)
Definition: fvcDdt.C:45

MRF
IOMRFZoneList & MRF
Definition: setRegionFluidFields.H:15

Foam::magSqr
dimensioned< scalar > magSqr(const dimensioned< Type > &)

turbulence
Info<< "Reading field U\"<< endl;volVectorField U(IOobject("U", runTime.timeName(), mesh, IOobject::MUST_READ, IOobject::AUTO_WRITE), mesh);volScalarField rho(IOobject("rho", runTime.timeName(), mesh, IOobject::NO_READ, IOobject::AUTO_WRITE), thermo.rho());volVectorField rhoU(IOobject("rhoU", runTime.timeName(), mesh, IOobject::NO_READ, IOobject::NO_WRITE), rho *U);volScalarField rhoE(IOobject("rhoE", runTime.timeName(), mesh, IOobject::NO_READ, IOobject::NO_WRITE), rho *(e+0.5 *magSqr(U)));surfaceScalarField pos(IOobject("pos", runTime.timeName(), mesh), mesh, dimensionedScalar("pos", dimless, 1.0));surfaceScalarField neg(IOobject("neg", runTime.timeName(), mesh), mesh, dimensionedScalar("neg", dimless, -1.0));surfaceScalarField phi("phi", fvc::flux(rhoU));Info<< "Creating turbulence model\"<< endl;autoPtr< compressible::turbulenceModel > turbulence(compressible::turbulenceModel::New(rho, U, phi, thermo))
Definition: createFields.H:94

UEqn
fvVectorMatrix & UEqn
Definition: UEqn.H:13

Foam::fvVectorMatrix
fvMatrix< vector > fvVectorMatrix
Definition: fvMatricesFwd.H:45

p
volScalarField & p
Definition: createFieldRefs.H:4