GidaspowSchillerNaumann.C
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25 
26 #include "GidaspowSchillerNaumann.H"
27 #include "phasePair.H"
29 
30 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
31 
32 namespace Foam
33 {
34 namespace dragModels
35 {
36  defineTypeNameAndDebug(GidaspowSchillerNaumann, 0);
37  addToRunTimeSelectionTable(dragModel, GidaspowSchillerNaumann, dictionary);
38 }
39 }
40 
41 
42 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
43 
45 (
46  const dictionary& dict,
47  const phasePair& pair,
48  const bool registerObject
49 )
50 :
51  dragModel(dict, pair, registerObject),
52  residualRe_("residualRe", dimless, dict)
53 {}
54 
55 
56 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
57 
59 {}
60 
61 
62 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
63 
66 {
68  (
69  max(scalar(1) - pair_.dispersed(), pair_.continuous().residualAlpha())
70  );
71 
73 
74  volScalarField CdsRe
75  (
76  neg(Re - 1000)*24.0*(1.0 + 0.15*pow(Re, 0.687))/alpha2
77  + pos(Re - 1000)*0.44*max(Re, residualRe_)
78  );
79 
80  return
81  CdsRe
82  *pow(alpha2, -2.65)
84 }
85 
86 
87 // ************************************************************************* //
dimensionedScalar pow(const dimensionedScalar &ds, const dimensionedScalar &expt)
dimensionedScalar neg(const dimensionedScalar &ds)
const phasePair & pair_
Phase pair.
Definition: dragModel.H:62
virtual const phaseModel & continuous() const
Continuous phase.
tmp< volScalarField > Re() const
Reynolds number.
Namespace for OpenFOAM.
GidaspowSchillerNaumann(const dictionary &interfaceDict, const phaseModel &phase1, const phaseModel &phase2)
Construct from components.
dictionary dict
GeometricField< scalar, fvPatchField, volMesh > volScalarField
Definition: volFieldsFwd.H:52
dimensioned< Type > max(const dimensioned< Type > &, const dimensioned< Type > &)
virtual tmp< volScalarField > CdRe() const
Drag coefficient.
Macros for easy insertion into run-time selection tables.
const dimensionedScalar & residualAlpha() const
Return the residual phase-fraction for given phase.
alpha2
Definition: alphaEqn.H:112
virtual ~GidaspowSchillerNaumann()
Destructor.
const dimensionSet dimless(0, 0, 0, 0, 0, 0, 0)
Definition: dimensionSets.H:47
dimensionedScalar pos(const dimensionedScalar &ds)
addToRunTimeSelectionTable(ensightPart, ensightPartCells, istream)
A class for managing temporary objects.
Definition: PtrList.H:118
virtual const phaseModel & dispersed() const
Dispersed phase.
defineTypeNameAndDebug(combustionModel, 0)
scalarField Re(const UList< complex > &cf)
Definition: complexFields.C:97