1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | foam-extend: Open Source CFD
4 \\ / O peration | Version: 3.2
5 \\ / A nd | Web: http://www.foam-extend.org
6 \\/ M anipulation | For copyright notice see file Copyright
7 -------------------------------------------------------------------------------
9 This file is part of foam-extend.
11 foam-extend is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation, either version 3 of the License, or (at your
14 option) any later version.
16 foam-extend is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
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
101 //- Return the laminar viscosity
102 const volScalarField& nu() const
107 //- Correct the laminar viscosity
113 //- Read transportProperties dictionary
114 bool read(const dictionary& viscosityProperties);
118 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
120 } // End namespace viscosityModels
121 } // End namespace Foam
123 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
127 // ************************************************************************* //