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driftFluxFoam.C
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23 
24 Application
25  driftFluxFoam
26 
27 Description
28  Solver for 2 incompressible fluids using the mixture approach with the
29  drift-flux approximation for relative motion of the phases.
30 
31  Used for simulating the settling of the dispersed phase and other similar
32  separation problems.
33 
34 \*---------------------------------------------------------------------------*/
35 
36 #include "fvCFD.H"
37 #include "CMULES.H"
38 #include "subCycle.H"
40 #include "relativeVelocityModel.H"
41 #include "momentumTransportModel.H"
43 #include "pimpleControl.H"
44 #include "fvOptions.H"
45 #include "gaussLaplacianScheme.H"
46 #include "uncorrectedSnGrad.H"
47 
48 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
49 
50 int main(int argc, char *argv[])
51 {
52  #include "postProcess.H"
53 
54  #include "setRootCaseLists.H"
55  #include "createTime.H"
56  #include "createMesh.H"
57  #include "createControl.H"
58  #include "createTimeControls.H"
59  #include "createFields.H"
60  #include "initContinuityErrs.H"
61 
62  volScalarField& alpha2(mixture.alpha2());
63  const dimensionedScalar& rho1 = mixture.rhod();
64  const dimensionedScalar& rho2 = mixture.rhoc();
65  relativeVelocityModel& UdmModel(UdmModelPtr());
66 
67  turbulence->validate();
68 
69  // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
70 
71  Info<< "\nStarting time loop\n" << endl;
72 
73  while (pimple.run(runTime))
74  {
75  #include "readTimeControls.H"
76  #include "CourantNo.H"
77  #include "setDeltaT.H"
78 
79  runTime++;
80 
81  Info<< "Time = " << runTime.timeName() << nl << endl;
82 
83  // --- Pressure-velocity PIMPLE corrector loop
84  while (pimple.loop())
85  {
86  UdmModel.correct();
87 
88  #include "alphaEqnSubCycle.H"
89 
90  mixture.correct();
91 
92  #include "UEqn.H"
93 
94  // --- Pressure corrector loop
95  while (pimple.correct())
96  {
97  #include "pEqn.H"
98  }
99 
100  if (pimple.turbCorr())
101  {
102  turbulence->correct();
103  }
104  }
105 
106  runTime.write();
107 
108  Info<< "ExecutionTime = " << runTime.elapsedCpuTime() << " s"
109  << " ClockTime = " << runTime.elapsedClockTime() << " s"
110  << nl << endl;
111  }
112 
113  Info<< "End\n" << endl;
114 
115  return 0;
116 }
117 
118 
119 // ************************************************************************* //
pimpleNoLoopControl & pimple
Info<< "Reading field p_rgh\"<< endl;volScalarField p_rgh(IOobject("p_rgh", runTime.timeName(), mesh, IOobject::MUST_READ, IOobject::AUTO_WRITE), mesh);Info<< "Reading field U\"<< endl;volVectorField U(IOobject("U", runTime.timeName(), mesh, IOobject::MUST_READ, IOobject::AUTO_WRITE), mesh);Info<< "Reading incompressibleTwoPhaseInteractingMixture\"<< endl;incompressibleTwoPhaseInteractingMixture mixture(U, phi);volScalarField &alpha1(mixture.alpha1());volScalarField rho(IOobject("rho", runTime.timeName(), mesh, IOobject::NO_READ, IOobject::NO_WRITE), mixture.rho());surfaceScalarField rhoPhi(IOobject("rhoPhi", runTime.timeName(), mesh, IOobject::NO_READ, IOobject::NO_WRITE), fvc::interpolate(rho) *phi);autoPtr< relativeVelocityModel > UdmModelPtr(relativeVelocityModel::New(mixture, mixture))
engineTime & runTime
Ostream & endl(Ostream &os)
Add newline and flush stream.
Definition: Ostream.H:251
Read the control parameters used by setDeltaT.
alpha2
Definition: alphaEqn.H:115
GeometricField< scalar, fvPatchField, volMesh > volScalarField
Definition: volFieldsFwd.H:57
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(dimless, 1.0));surfaceScalarField neg(IOobject("neg", runTime.timeName(), mesh), mesh, dimensionedScalar(dimless, -1.0));surfaceScalarField phi("phi", fvc::flux(rhoU));Info<< "Creating turbulence model\"<< endl;autoPtr< compressible::momentumTransportModel > turbulence(compressible::momentumTransportModel::New(rho, U, phi, thermo))
Definition: createFields.H:94
static const char nl
Definition: Ostream.H:260
dimensioned< scalar > dimensionedScalar
Dimensioned scalar obtained from generic dimensioned type.
messageStream Info
phaseChangeTwoPhaseMixture & mixture
Definition: createFields.H:38
Execute application functionObjects to post-process existing results.
Read the control parameters used by setDeltaT.
CMULES: Multidimensional universal limiter for explicit corrected implicit solution.