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SRIFallOffFunctionI.H
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SRIFallOffFunctionI.H
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/*---------------------------------------------------------------------------*\
========= |
\\ / F ield | OpenFOAM: The Open Source CFD Toolbox
\\ / O peration |
\\ / A nd | Copyright (C) 2011-2017 OpenFOAM Foundation
\\/ M anipulation |
-------------------------------------------------------------------------------
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/>.
\*---------------------------------------------------------------------------*/
// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
inline Foam::SRIFallOffFunction::SRIFallOffFunction
(
const scalar a,
const scalar b,
const scalar c,
const scalar d,
const scalar e
)
:
a_(a),
b_(b),
c_(c),
d_(d),
e_(e)
{}
inline Foam::SRIFallOffFunction::SRIFallOffFunction(const dictionary& dict)
:
a_(readScalar(dict.lookup("a"))),
b_(readScalar(dict.lookup("b"))),
c_(readScalar(dict.lookup("c"))),
d_(readScalar(dict.lookup("d"))),
e_(readScalar(dict.lookup("e")))
{}
// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
inline Foam::scalar Foam::SRIFallOffFunction::operator()
(
const scalar T,
const scalar Pr
) const
{
scalar X = 1.0/(1.0 + sqr(log10(max(Pr, SMALL))));
return d_*pow(a_*exp(-b_/T) + exp(-T/c_), X)*pow(T, e_);
}
inline void Foam::SRIFallOffFunction::write(Ostream& os) const
{
os.writeKeyword("a") << a_ << token::END_STATEMENT << nl;
os.writeKeyword("b") << b_ << token::END_STATEMENT << nl;
os.writeKeyword("c") << c_ << token::END_STATEMENT << nl;
os.writeKeyword("d") << d_ << token::END_STATEMENT << nl;
os.writeKeyword("e") << e_ << token::END_STATEMENT << nl;
}
// * * * * * * * * * * * * * * * Ostream Operator * * * * * * * * * * * * * //
inline Foam::Ostream& Foam::operator<<
(
Foam::Ostream& os,
const Foam::SRIFallOffFunction& srifof
)
{
srifof.write(os);
return os;
}
// ************************************************************************* //