mirror of
https://develop.openfoam.com/Development/openfoam.git
synced 2025-12-28 03:37:59 +00:00
159 lines
4.3 KiB
C++
159 lines
4.3 KiB
C++
/*---------------------------------------------------------------------------*\
|
|
========= |
|
|
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
|
|
\\ / O peration |
|
|
\\ / A nd | www.openfoam.com
|
|
\\/ M anipulation |
|
|
-------------------------------------------------------------------------------
|
|
Copyright (C) 2021 OpenCFD Ltd
|
|
-------------------------------------------------------------------------------
|
|
License
|
|
This file is part of OpenFOAM.
|
|
|
|
OpenFOAM is free software: you can redistribute it and/or modify it
|
|
under the terms of the GNU General Public License as published by
|
|
the Free Software Foundation, either version 3 of the License, or
|
|
(at your option) any later version.
|
|
|
|
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
|
|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
|
for more details.
|
|
|
|
You should have received a copy of the GNU General Public License
|
|
along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
|
|
|
|
Class
|
|
Foam::wallBoilingModels::nucleateFluxModels::exponential
|
|
|
|
Description
|
|
Nucleate flux sub-cooling correlation
|
|
|
|
References:
|
|
\verbatim
|
|
Frost W. & Dzakowic G. S. (1967)
|
|
An extension of the methods of predicting incipient
|
|
boiling on commercially finished surfaces.
|
|
ASME AIChE Heat Transfer Conf 67-HT-61, Seattle.
|
|
|
|
Shirai, Y., Tatsumoto, H., Shiotsu, M., Hata, K.,
|
|
Kobayashi, H., Naruo, Y., & Inatani, Y. (2010).
|
|
Boiling heat transfer from a horizontal flat
|
|
plate in a pool of liquid hydrogen.
|
|
Cryogenics, 50(6-7), 410-416.
|
|
DOI:10.1016/j.cryogenics.2010.04.001
|
|
\endverbatim
|
|
|
|
Usage
|
|
Example of the model specification:
|
|
\verbatim
|
|
nucleateFluxModel
|
|
{
|
|
// Mandatory entries
|
|
type exponential;
|
|
|
|
// Optional entries
|
|
a <scalar>;
|
|
b <scalar>;
|
|
}
|
|
\endverbatim
|
|
|
|
where the entries mean:
|
|
\table
|
|
Property | Description | Type | Reqd | Deflt
|
|
type | Type name: exponential | word | yes | -
|
|
a | Pre-factor coefficient | scalar | no | 6309
|
|
b | Exponent coefficient | scalar | no | 2.52
|
|
\endtable
|
|
|
|
SourceFiles
|
|
exponential.C
|
|
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
#ifndef exponential_H
|
|
#define exponential_H
|
|
|
|
#include "nucleateFluxModel.H"
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
namespace Foam
|
|
{
|
|
namespace wallBoilingModels
|
|
{
|
|
namespace nucleateFluxModels
|
|
{
|
|
|
|
/*---------------------------------------------------------------------------*\
|
|
Class exponential Declaration
|
|
\*---------------------------------------------------------------------------*/
|
|
|
|
class exponential
|
|
:
|
|
public nucleateFluxModel
|
|
{
|
|
// Private Data
|
|
|
|
//- Pre-factor coefficient
|
|
scalar a_;
|
|
|
|
//- Exponent coefficient
|
|
scalar b_;
|
|
|
|
|
|
// Private Member Functions
|
|
|
|
//- No copy construct
|
|
exponential(const exponential&) = delete;
|
|
|
|
//- No copy assignment
|
|
void operator=(const exponential&) = delete;
|
|
|
|
|
|
public:
|
|
|
|
//- Runtime type information
|
|
TypeName("exponential");
|
|
|
|
|
|
// Constructors
|
|
|
|
//- Construct from a dictionary
|
|
exponential(const dictionary& dict);
|
|
|
|
|
|
//- Destructor
|
|
virtual ~exponential() = default;
|
|
|
|
|
|
// Member Functions
|
|
|
|
//- Calculate and return the nucleation-site density
|
|
virtual tmp<scalarField> qNucleate
|
|
(
|
|
const phaseModel& liquid,
|
|
const phaseModel& vapor,
|
|
const label patchi,
|
|
const scalarField& Tl,
|
|
const scalarField& Tsatw,
|
|
const scalarField& L
|
|
) const;
|
|
|
|
//- Write
|
|
virtual void write(Ostream& os) const;
|
|
};
|
|
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
} // End namespace nucleateFluxModels
|
|
} // End namespace wallBoilingModels
|
|
} // End namespace Foam
|
|
|
|
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
|
|
|
|
#endif
|
|
|
|
// ************************************************************************* //
|