liquid.H

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/*---------------------------------------------------------------------------*\
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-------------------------------------------------------------------------------
    Copyright (C) 2020 OpenFOAM Foundation
    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::liquid
 
Description
    Generic thermophysical properties class for a liquid in which the
    functions and coefficients for each property are run-time selected.
 
SourceFiles
    liquid.C
    liquidI.H
 
\*---------------------------------------------------------------------------*/
 
#ifndef liquid_H
#define liquid_H
 
#include "liquidProperties.H"
#include "Function1.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
namespace Foam
{
 
/*---------------------------------------------------------------------------*\
                           Class liquid Declaration
\*---------------------------------------------------------------------------*/
 
class liquid
:
    public liquidProperties
{
    // Private Data
 
        autoPtr<Function1<scalar>> rho_;
        autoPtr<Function1<scalar>> pv_;
        autoPtr<Function1<scalar>> hl_;
        autoPtr<Function1<scalar>> Cp_;
        autoPtr<Function1<scalar>> h_;
        autoPtr<Function1<scalar>> Cpg_;
        autoPtr<Function1<scalar>> B_;
        autoPtr<Function1<scalar>> mu_;
        autoPtr<Function1<scalar>> mug_;
        autoPtr<Function1<scalar>> kappa_;
        autoPtr<Function1<scalar>> kappag_;
        autoPtr<Function1<scalar>> sigma_;
        autoPtr<Function1<scalar>> D_;
 
 
public:
 
    friend class liquidProperties;
 
    //- Runtime type information
    TypeName("liquid");
 
 
    // Constructors
 
        //- Construct from dictionary
        explicit liquid(const dictionary& dict);
 
        //- Copy construct
        liquid(const liquid& rhs);
 
 
        //- Construct and return clone
        virtual autoPtr<liquidProperties> clone() const
        {
            return autoPtr<liquidProperties>(new liquid(*this));
        }
 
 
    // Member Functions
 
        //- Liquid density [kg/m^3]
        inline scalar rho(scalar p, scalar T) const;
 
        //- Vapour pressure [Pa]
        inline scalar pv(scalar p, scalar T) const;
 
        //- Heat of vapourisation [J/kg]
        inline scalar hl(scalar p, scalar T) const;
 
        //- Liquid heat capacity [J/(kg K)]
        inline scalar Cp(scalar p, scalar T) const;
 
        //- Liquid Enthalpy [J/(kg)]
        inline scalar h(scalar p, scalar T) const;
 
        //- Ideal gas heat capacity [J/(kg K)]
        inline scalar Cpg(scalar p, scalar T) const;
 
        //- Second Virial Coefficient [m^3/kg]
        inline scalar B(scalar p, scalar T) const;
 
        //- Liquid viscosity [Pa s]
        inline scalar mu(scalar p, scalar T) const;
 
        //- Vapour viscosity [Pa s]
        inline scalar mug(scalar p, scalar T) const;
 
        //- Liquid thermal conductivity  [W/(m K)]
        inline scalar kappa(scalar p, scalar T) const;
 
        //- Vapour thermal conductivity  [W/(m K)]
        inline scalar kappag(scalar p, scalar T) const;
 
        //- Surface tension [N/m]
        inline scalar sigma(scalar p, scalar T) const;
 
        //- Vapour diffusivity [m2/s]
        inline scalar D(scalar p, scalar T) const;
 
        //- Vapour diffusivity [m2/s] with specified binary pair
        inline scalar D(scalar p, scalar T, scalar Wb) const;
 
 
    // I-O
 
        //- Write the function coefficients
        void writeData(Ostream& os) const;
};
 
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
} // End namespace Foam
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#include "liquidI.H"
 
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 
#endif
 
// ************************************************************************* //