All Classes Namespaces Files Functions Variables Typedefs Enumerations Enumerator Friends Macros Pages
timeScaleFilteredDrag.C
Go to the documentation of this file.
1 /*---------------------------------------------------------------------------*\
2  ========= |
3  \\ / F ield | OpenFOAM: The Open Source CFD Toolbox
4  \\ / O peration | Website: https://openfoam.org
5  \\ / A nd | Copyright (C) 2019-2020 OpenFOAM Foundation
6  \\/ M anipulation |
7 -------------------------------------------------------------------------------
8 License
9  This file is part of OpenFOAM.
10 
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
13  the Free Software Foundation, either version 3 of the License, or
14  (at your option) any later version.
15 
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
19  for more details.
20 
21  You should have received a copy of the GNU General Public License
22  along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
23 
24 \*---------------------------------------------------------------------------*/
25 
26 #include "timeScaleFilteredDrag.H"
27 #include "phasePair.H"
28 #include "swarmCorrection.H"
30 
31 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
32 
33 namespace Foam
34 {
35 namespace dragModels
36 {
37  defineTypeNameAndDebug(timeScaleFilteredDrag, 0);
38  addToRunTimeSelectionTable(dragModel, timeScaleFilteredDrag, dictionary);
39 }
40 }
41 
42 
43 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
44 
46 (
47  const dictionary& dict,
48  const phasePair& pair,
49  const bool registerObject
50 )
51 :
52  dragModel(dict.subDict("dragModel"), pair, registerObject),
53  dragModel_
54  (
55  dragModel::New(dict.subDict("dragModel"), pair)
56  ),
57  minRelaxTime_("minRelaxTime", dimTime, dict)
58 {}
59 
60 
61 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
62 
64 {}
65 
66 
67 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
68 
71 {
72  const volScalarField limit
73  (
74  sqr(pair_.dispersed().d())
75  *pair_.dispersed().rho()
76  /0.75
77  /swarmCorrection_->Cs()
78  /pair_.continuous().rho()
79  /pair_.continuous().thermo().nu()
80  /minRelaxTime_
81  );
82 
83  return min(dragModel_->CdRe(), limit);
84 }
85 
86 
87 // ************************************************************************* //
dictionary dict
dimensionedSymmTensor sqr(const dimensionedVector &dv)
virtual tmp< volScalarField > rho() const =0
Return the density field.
virtual tmp< volScalarField > CdRe() const
Drag coefficient.
tmp< volScalarField > d() const
Return the Sauter-mean diameter.
Macros for easy insertion into run-time selection tables.
tmp< DimensionedField< TypeR, GeoMesh > > New(const tmp< DimensionedField< TypeR, GeoMesh >> &tdf1, const word &name, const dimensionSet &dimensions)
complex limit(const complex &, const complex &)
Definition: complexI.H:202
GeometricField< scalar, fvPatchField, volMesh > volScalarField
Definition: volFieldsFwd.H:57
const dimensionSet dimTime
virtual const phaseModel & continuous() const
Continuous phase.
const rhoThermo & thermo() const
Return const-access to phase rhoThermo.
Definition: phaseModel.H:121
timeScaleFilteredDrag(const dictionary &dict, const phasePair &pair, const bool registerObject)
Construct from a dictionary and a phase pair.
virtual const phaseModel & dispersed() const
Dispersed phase.
const phasePair & pair_
Phase pair.
Definition: dragModel.H:62
addToRunTimeSelectionTable(ensightPart, ensightPartCells, istream)
defineTypeNameAndDebug(combustionModel, 0)
dimensioned< Type > min(const dimensioned< Type > &, const dimensioned< Type > &)
autoPtr< swarmCorrection > swarmCorrection_
Swarm correction.
Definition: dragModel.H:65
virtual tmp< volScalarField > nu() const
Kinematic viscosity of mixture [m^2/s].
Definition: fluidThermo.C:84
A class for managing temporary objects.
Definition: PtrList.H:53
virtual ~timeScaleFilteredDrag()
Destructor.
Namespace for OpenFOAM.