1 /*---------------------------------------------------------------------------*\
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25 Foam::viscosityModels::HerschelBulkley
28 Herschel-Bulkley non-Newtonian viscosity model.
33 \*---------------------------------------------------------------------------*/
35 #ifndef HerschelBulkley_H
36 #define HerschelBulkley_H
38 #include "viscosityModel.H"
39 #include "dimensionedScalar.H"
40 #include "volFields.H"
42 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
46 namespace viscosityModels
49 /*---------------------------------------------------------------------------*\
50 Class HerschelBulkley Declaration
51 \*---------------------------------------------------------------------------*/
59 dictionary HerschelBulkleyCoeffs_;
63 dimensionedScalar tau0_;
64 dimensionedScalar nu0_;
69 // Private Member Functions
71 //- Calculate and return the laminar viscosity
72 tmp<volScalarField> calcNu() const;
77 //- Runtime type information
78 TypeName("HerschelBulkley");
83 //- Construct from components
87 const dictionary& viscosityProperties,
88 const volVectorField& U,
89 const surfaceScalarField& phi
100 //- Return the laminar viscosity
101 tmp<volScalarField> nu() const
106 //- Correct the laminar viscosity
112 //- Read transportProperties dictionary
113 bool read(const dictionary& viscosityProperties);
117 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
119 } // End namespace viscosityModels
120 } // End namespace Foam
122 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
126 // ************************************************************************* //