equilibriumCO.C

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/*---------------------------------------------------------------------------*\
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    \\  /    A nd           | Copyright (C) 2011-2023 OpenFOAM Foundation
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-------------------------------------------------------------------------------
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/>.
 
Application
    equilibriumCO
 
Description
    Calculates the equilibrium level of carbon monoxide.
 
\*---------------------------------------------------------------------------*/
 
#include "argList.H"
#include "Time.H"
#include "dictionary.H"
#include "IFstream.H"
#include "IOmanip.H"
 
#include "specie.H"
#include "perfectGas.H"
#include "thermo.H"
#include "janafThermo.H"
#include "absoluteEnthalpy.H"
 
#include "SLPtrList.H"
#include "IOdictionary.H"
 
using namespace Foam;
 
typedef species::thermo<janafThermo<perfectGas<specie>>, absoluteEnthalpy>
    thermo;
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
int main(int argc, char *argv[])
{
    #include "setRootCase.H"
    #include "createTime.H"
 
    Info<< nl << "Reading thermodynamic data IOdictionary" << endl;
 
    IOdictionary thermoData
    (
        IOobject
        (
            "thermoData",
            runTime.constant(),
            runTime,
            IOobject::MUST_READ_IF_MODIFIED,
            IOobject::NO_WRITE,
            false
        )
    );
 
 
 
    const scalar P = 1e5;
    const scalar T = 3000.0;
 
    // Oxidant (mole-based)
    thermo O2("O2", thermoData.subDict("O2")); O2 *= O2.W();
    thermo N2("N2", thermoData.subDict("N2")); N2 *= N2.W();
 
    // Intermediates (mole-based)
    thermo H2("H2", thermoData.subDict("H2")); H2 *= H2.W();
    thermo OH("OH", thermoData.subDict("OH")); OH *= OH.W();
    thermo H("H", thermoData.subDict("H")); H *= H.W();
    thermo O("O", thermoData.subDict("O")); O *= O.W();
 
    // Products (mole-based)
    thermo CO2("CO2", thermoData.subDict("CO2")); CO2 *= CO2.W();
    thermo H2O("H2O", thermoData.subDict("H2O")); H2O *= H2O.W();
    thermo CO("CO", thermoData.subDict("CO")); CO *= CO.W();
 
    SLPtrList<thermo> EQreactions;
 
    EQreactions.append
    (
        new thermo(CO2 == CO + 0.5*O2)
    );
 
    EQreactions.append
    (
        new thermo(O2 == 2*O)
    );
 
    EQreactions.append
    (
        new thermo(H2O == H2 + 0.5*O2)
    );
 
    EQreactions.append
    (
        new thermo(H2O == H + OH)
    );
 
 
    forAllConstIter(SLPtrList<thermo>, EQreactions, iter)
    {
        Info<< "Kc(EQreactions) = " << iter().Kc(P, T) << endl;
    }
 
    Info<< nl << "end" << endl;
 
    return 0;
}
 
 
// ************************************************************************* //