1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
5 \\ / A nd | Copyright held by original author
7 -------------------------------------------------------------------------------
9 This file is part of OpenFOAM.
11 OpenFOAM 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 2 of the License, or (at your
14 option) any later version.
16 OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
17 ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
18 FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
21 You should have received a copy of the GNU General Public License
22 along with OpenFOAM; if not, write to the Free Software Foundation,
23 Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
25 \*---------------------------------------------------------------------------*/
27 #include "SyamlalRogersOBrienPressure.H"
28 #include "addToRunTimeSelectionTable.H"
30 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
34 defineTypeNameAndDebug(SyamlalRogersOBrienPressure, 0);
36 addToRunTimeSelectionTable
38 granularPressureModel,
39 SyamlalRogersOBrienPressure,
45 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
47 Foam::SyamlalRogersOBrienPressure::SyamlalRogersOBrienPressure
49 const dictionary& dict
52 granularPressureModel(dict)
56 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
58 Foam::SyamlalRogersOBrienPressure::~SyamlalRogersOBrienPressure()
62 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
64 Foam::tmp<Foam::volScalarField> Foam::SyamlalRogersOBrienPressure::
67 const volScalarField& alpha,
68 const volScalarField& g0,
69 const dimensionedScalar& rhoa,
70 const dimensionedScalar& e
74 return 2.0*rhoa*(1.0 + e)*sqr(alpha)*g0;
78 Foam::tmp<Foam::volScalarField> Foam::SyamlalRogersOBrienPressure::
79 granularPressureCoeffPrime
81 const volScalarField& alpha,
82 const volScalarField& g0,
83 const volScalarField& g0prime,
84 const dimensionedScalar& rhoa,
85 const dimensionedScalar& e
88 return rhoa*alpha*(1.0 + e)*(4.0*g0 + 2.0*g0prime*alpha);
92 // ************************************************************************* //