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ENH: Shirai: new TDNB model
This commit is contained in:
@ -228,6 +228,7 @@ $(MHFModels)/Jeschar/Jeschar.C
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TDNBModels = $(wallBoilingSubModels)/TDNBModels
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TDNBModels = $(wallBoilingSubModels)/TDNBModels
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$(TDNBModels)/TDNBModel/TDNBModel.C
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$(TDNBModels)/TDNBModel/TDNBModel.C
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$(TDNBModels)/Schroeder/Schroeder.C
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$(TDNBModels)/Schroeder/Schroeder.C
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$(TDNBModels)/Shirai/Shirai.C
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nucleateFluxModels = $(wallBoilingSubModels)/nucleateFluxModels
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nucleateFluxModels = $(wallBoilingSubModels)/nucleateFluxModels
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$(nucleateFluxModels)/nucleateFluxModel/nucleateFluxModel.C
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$(nucleateFluxModels)/nucleateFluxModel/nucleateFluxModel.C
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@ -0,0 +1,98 @@
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2021 OpenCFD Ltd
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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OpenFOAM is free software: you can redistribute it and/or modify it
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under the terms of the GNU General Public License as published by
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the Free Software Foundation, either version 3 of the License, or
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(at your option) any later version.
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OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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for more details.
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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\*---------------------------------------------------------------------------*/
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#include "Shirai.H"
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#include "addToRunTimeSelectionTable.H"
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// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
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namespace Foam
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{
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namespace wallBoilingModels
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{
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namespace TDNBModels
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{
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defineTypeNameAndDebug(Shirai, 0);
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addToRunTimeSelectionTable
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(
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TDNBModel,
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Shirai,
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dictionary
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);
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}
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}
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}
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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Foam::wallBoilingModels::TDNBModels::Shirai::Shirai
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(
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const dictionary& dict
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)
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:
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TDNBModel(),
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Tc_(dict.get<scalar>("Tc")),
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Pc_(dict.get<scalar>("Pc"))
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{}
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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Foam::tmp<Foam::scalarField>
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Foam::wallBoilingModels::TDNBModels::Shirai::TDNB
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(
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const phaseModel& liquid,
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const phaseModel& vapor,
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const label patchi,
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const scalarField& Tl,
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const scalarField& Tsatw,
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const scalarField& L
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) const
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{
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tmp<scalarField> tp = liquid.thermo().p().boundaryField()[patchi];
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const scalarField pRatio(max(min(tp/Pc_, scalar(1)), scalar(0)));
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return
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(
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(0.8823*pow3(pRatio) - 1.8938*sqr(pRatio) + 1.4322*pRatio + 0.6289)*Tc_
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);
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}
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void Foam::wallBoilingModels::TDNBModels::Shirai::write
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(
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Ostream& os
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) const
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{
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TDNBModel::write(os);
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os.writeEntry("Tc", Tc_);
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os.writeEntry("Pc", Pc_);
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}
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// ************************************************************************* //
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@ -0,0 +1,155 @@
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/*---------------------------------------------------------------------------*\
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========= |
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\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
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\\ / O peration |
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\\ / A nd | www.openfoam.com
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\\/ M anipulation |
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-------------------------------------------------------------------------------
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Copyright (C) 2021 OpenCFD Ltd
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-------------------------------------------------------------------------------
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License
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This file is part of OpenFOAM.
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|
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OpenFOAM is free software: you can redistribute it and/or modify it
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|
under the terms of the GNU General Public License as published by
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|
the Free Software Foundation, either version 3 of the License, or
|
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(at your option) any later version.
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|
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|
OpenFOAM is distributed in the hope that it will be useful, but WITHOUT
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|
ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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|
FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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|
for more details.
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|
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You should have received a copy of the GNU General Public License
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along with OpenFOAM. If not, see <http://www.gnu.org/licenses/>.
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Class
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Foam::wallBoilingModels::TDNBModels::Shirai
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Description
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Temperature of departure from nulceate boiling correlation.
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References:
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\verbatim
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Shirai, Y., Tatsumoto, H., Shiotsu, M., Hata, K.,
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Kobayashi, H., Naruo, Y., & Inatani, Y. (2010).
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Boiling heat transfer from a horizontal flat
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plate in a pool of liquid hydrogen.
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Cryogenics, 50(6-7), 410-416.
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DOI:10.1016/j.cryogenics.2010.04.001
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\endverbatim
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Usage
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Example of the model specification:
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\verbatim
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TDNBModel
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{
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// Mandatory entries
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type Shirai;
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Tc <scalar>;
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Pc <scalar>;
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}
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\endverbatim
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where the entries mean:
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\table
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Property | Description | Type | Reqd | Deflt
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type | Type name: Shirai | word | yes | -
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Tc | Critical temperature | scalar | yes | -
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Pc | Critical pressure | scalar | yes | -
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\endtable
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Note
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- Correlation based on fiting data from Fig 11 from above references.
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- Suitable for liquid Helium, Nitrogen, Oxygen and Hydrogen.
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SourceFiles
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Shirai.C
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\*---------------------------------------------------------------------------*/
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#ifndef Shirai_H
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#define Shirai_H
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#include "TDNBModel.H"
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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namespace Foam
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{
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namespace wallBoilingModels
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{
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namespace TDNBModels
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{
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/*---------------------------------------------------------------------------*\
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Class Shirai Declaration
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\*---------------------------------------------------------------------------*/
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class Shirai
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:
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public TDNBModel
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{
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// Private Data
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//- Critical temperature
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scalar Tc_;
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//- Critical pressure
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scalar Pc_;
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// Private Member Functions
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//- No copy construct
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Shirai(const Shirai&) = delete;
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//- No copy assignment
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void operator=(const Shirai&) = delete;
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public:
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//- Runtime type information
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TypeName("Shirai");
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// Constructors
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//- Construct from a dictionary
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Shirai(const dictionary& dict);
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//- Destructor
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virtual ~Shirai() = default;
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// Member Functions
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//- Calculate and return the nucleation-site density
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virtual tmp<scalarField> TDNB
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(
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const phaseModel& liquid,
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const phaseModel& vapor,
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const label patchi,
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const scalarField& Tl,
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const scalarField& Tsatw,
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const scalarField& L
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) const;
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//- Write
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virtual void write(Ostream& os) const;
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};
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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} // End namespace TDNBModels
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} // End namespace wallBoilingModels
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} // End namespace Foam
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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#endif
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// ************************************************************************* //
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Reference in New Issue
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