RanzMarshall.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) 2011-2023 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 "RanzMarshall.H"
28 
29 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
30 
31 namespace Foam
32 {
33 namespace heatTransferModels
34 {
37 }
38 }
39 
40 
41 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
42 
44 (
45  const dictionary& dict,
46  const phaseInterface& interface,
47  const bool registerObject
48 )
49 :
50  heatTransferModel(dict, interface, registerObject),
51  interface_
52  (
53  interface.modelCast<heatTransferModel, dispersedPhaseInterface>()
54  )
55 {}
56 
57 
58 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
59 
61 {}
62 
63 
64 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
65 
67 Foam::heatTransferModels::RanzMarshall::K(const scalar residualAlpha) const
68 {
69  volScalarField Nu(2 + 0.6*sqrt(interface_.Re())*cbrt(interface_.Pr()));
70 
71  return
72  6
73  *max(interface_.dispersed(), residualAlpha)
74  *interface_.continuous().thermo().kappa()
75  *Nu
76  /sqr(interface_.dispersed().d());
77 }
78 
79 
80 // ************************************************************************* //
Macros for easy insertion into run-time selection tables.
Generic GeometricField class.
A list of keyword definitions, which are a keyword followed by any number of values (e....
Definition: dictionary.H:160
Class to represent a interface between phases where one phase is considered dispersed within the othe...
Model for heat transfer between phases.
tmp< volScalarField > K() const
The heat transfer function K used in the enthalpy equation.
Ranz-Marshall correlation for turbulent heat transfer from the surface of a sphere to the surrounding...
Definition: RanzMarshall.H:54
RanzMarshall(const dictionary &dict, const phaseInterface &interface, const bool registerObject)
Construct from a dictionary and an interface.
Definition: RanzMarshall.C:44
Class to represent an interface between phases. Derivations can further specify the configuration of ...
A class for managing temporary objects.
Definition: tmp.H:55
defineTypeNameAndDebug(constantNuHeatTransfer, 0)
addToRunTimeSelectionTable(heatTransferModel, constantNuHeatTransfer, dictionary)
Namespace for OpenFOAM.
dimensionedSymmTensor sqr(const dimensionedVector &dv)
dimensionedScalar sqrt(const dimensionedScalar &ds)
layerAndWeight max(const layerAndWeight &a, const layerAndWeight &b)
dimensionedScalar cbrt(const dimensionedScalar &ds)
dictionary dict