TomiyamaWallLubrication.C
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25 
26 #include "TomiyamaWallLubrication.H"
27 #include "phasePair.H"
29 
30 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
31 
32 namespace Foam
33 {
34 namespace wallLubricationModels
35 {
36  defineTypeNameAndDebug(TomiyamaWallLubrication, 0);
38  (
39  wallLubricationModel,
40  TomiyamaWallLubrication,
41  dictionary
42  );
43 }
44 }
45 
46 
47 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
48 
50 (
51  const dictionary& dict,
52  const phasePair& pair
53 )
54 :
55  wallLubricationModel(dict, pair),
56  D_("Cwd", dimLength, dict)
57 {}
58 
59 
60 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
61 
63 {}
64 
65 
66 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
67 
70 {
71  volVectorField Ur(pair_.Ur());
72 
73  const volVectorField& n(nWall());
74  const volScalarField& y(yWall());
75 
76  volScalarField Eo(pair_.Eo());
77 
78  return
79  (
80  pos(Eo - 1.0)*neg(Eo - 5.0)*exp(-0.933*Eo + 0.179)
81  + pos(Eo - 5.0)*neg(Eo - 33.0)*(0.00599*Eo - 0.0187)
82  + pos(Eo - 33.0)*0.179
83  )
84  *0.5
85  *pair_.dispersed().d()
86  *(
87  1/sqr(y)
88  - 1/sqr(D_ - y)
89  )
90  *pair_.continuous().rho()
91  *magSqr(Ur - (Ur & n)*n)
92  *n;
93 }
94 
95 
96 // ************************************************************************* //
tmp< volScalarField > Eo() const
Eotvos number.
dimensionedScalar neg(const dimensionedScalar &ds)
dimensioned< scalar > magSqr(const dimensioned< Type > &)
dimensionedScalar exp(const dimensionedScalar &ds)
virtual const phaseModel & continuous() const
Continuous phase.
const dimensionSet dimLength(0, 1, 0, 0, 0, 0, 0)
Definition: dimensionSets.H:50
Namespace for OpenFOAM.
const phasePair & pair_
Phase pair.
label n
dictionary dict
tmp< volVectorField > Ur() const
Relative velocity.
GeometricField< scalar, fvPatchField, volMesh > volScalarField
Definition: volFieldsFwd.H:52
Macros for easy insertion into run-time selection tables.
tmp< volScalarField > d() const
const volVectorField & nWall() const
tmp< volVectorField > Fi() const
Return phase-intensive wall lubrication force.
GeometricField< vector, fvPatchField, volMesh > volVectorField
Definition: volFieldsFwd.H:55
scalar y
const dimensionedScalar & rho() const
Definition: phaseModel.H:165
dimensionedScalar pos(const dimensionedScalar &ds)
TomiyamaWallLubrication(const dictionary &dict, const phasePair &pair)
Construct from components.
dimensionedSymmTensor sqr(const dimensionedVector &dv)
addToRunTimeSelectionTable(ensightPart, ensightPartCells, istream)
A class for managing temporary objects.
Definition: PtrList.H:118
virtual const phaseModel & dispersed() const
Dispersed phase.
defineTypeNameAndDebug(combustionModel, 0)
const volScalarField & yWall() const