liquidProperties.C

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License
    This file is part of OpenFOAM.
 
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    for more details.
 
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#include "liquidProperties.H"
 
// * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
 
namespace Foam
{
    defineTypeNameAndDebug(liquidProperties, 0);
    defineRunTimeSelectionTable(liquidProperties,);
    defineRunTimeSelectionTable(liquidProperties, dictionary);
}
 
// * * * * * * * * * * * * * * * * Constructors  * * * * * * * * * * * * * * //
 
Foam::liquidProperties::liquidProperties
(
    const word& name,
    scalar W,
    scalar Tc,
    scalar Pc,
    scalar Vc,
    scalar Zc,
    scalar Tt,
    scalar Pt,
    scalar Tb,
    scalar dipm,
    scalar omega,
    scalar delta
)
:
    thermophysicalProperties(W),
    name_(name),
    Tc_(Tc),
    Pc_(Pc),
    Vc_(Vc),
    Zc_(Zc),
    Tt_(Tt),
    Pt_(Pt),
    Tb_(Tb),
    dipm_(dipm),
    omega_(omega),
    delta_(delta)
{}
 
 
Foam::liquidProperties::liquidProperties(const dictionary& dict)
:
    thermophysicalProperties(dict),
    name_(dict.dictName()),
    Tc_(dict.lookup<scalar>("Tc")),
    Pc_(dict.lookup<scalar>("Pc")),
    Vc_(dict.lookup<scalar>("Vc")),
    Zc_(dict.lookup<scalar>("Zc")),
    Tt_(dict.lookup<scalar>("Tt")),
    Pt_(dict.lookup<scalar>("Pt")),
    Tb_(dict.lookup<scalar>("Tb")),
    dipm_(dict.lookup<scalar>("dipm")),
    omega_(dict.lookup<scalar>("omega")),
    delta_(dict.lookup<scalar>("delta"))
{}
 
 
// * * * * * * * * * * * * * * * Member Functions  * * * * * * * * * * * * * //
 
const Foam::word& Foam::liquidProperties::name() const
{
    return name_;
}
 
 
Foam::scalar Foam::liquidProperties::s(scalar p, scalar T) const
{
    NotImplemented;
    return 0;
}
 
 
Foam::scalar Foam::liquidProperties::pvInvert(scalar p) const
{
    // Check for critical and solid phase conditions
    if (p >= Pc_)
    {
        return Tc_;
    }
    else if (p < Pt_)
    {
        if (debug)
        {
            WarningInFunction
                << "Pressure below triple point pressure: "
                << "p = " << p << " < Pt = " << Pt_ <<  nl << endl;
        }
        return -1;
    }
 
    // Set initial upper and lower bounds
    scalar Thi = Tc_;
    scalar Tlo = Tt_;
 
    // Initialise T as boiling temperature under normal conditions
    scalar T = Tb_;
 
    while ((Thi - Tlo) > 1.0e-4)
    {
        if ((pv(p, T) - p) <= 0)
        {
            Tlo = T;
        }
        else
        {
            Thi = T;
        }
 
        T = (Thi + Tlo)*0.5;
    }
 
    return T;
}
 
 
void Foam::liquidProperties::readIfPresent(const dictionary &dict)
{
    thermophysicalProperties::readIfPresent(dict);
    dict.readIfPresent("Tc", Tc_);
    dict.readIfPresent("Pc", Pc_);
    dict.readIfPresent("Vc", Vc_);
    dict.readIfPresent("Zc", Zc_);
    dict.readIfPresent("Tt", Tt_);
    dict.readIfPresent("Pt", Pt_);
    dict.readIfPresent("Tb", Tb_);
    dict.readIfPresent("dipm", dipm_);
    dict.readIfPresent("omega", omega_);
    dict.readIfPresent("delta", delta_);
}
 
 
void Foam::liquidProperties::write(Ostream& os) const
{
    thermophysicalProperties::write(os);
    writeEntry(os, "Tc", Tc_);
    writeEntry(os, "Pc", Pc_);
    writeEntry(os, "Vc", Vc_);
    writeEntry(os, "Zc", Zc_);
    writeEntry(os, "Tt", Tt_);
    writeEntry(os, "Pt", Pt_);
    writeEntry(os, "Tb", Tb_);
    writeEntry(os, "dipm", dipm_);
    writeEntry(os, "omega", omega_);
    writeEntry(os, "delta", delta_);
}
 
 
// * * * * * * * * * * * * * * * Ostream Operator  * * * * * * * * * * * * * //
 
Foam::Ostream& Foam::operator<<(Ostream& os, const liquidProperties& l)
{
    l.write(os);
    return os;
}
 
 
// ************************************************************************* //