98 lines
3.3 KiB
C
98 lines
3.3 KiB
C
/*---------------------------------------------------------------------------*\
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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 | Copyright (C) 2016 OpenFOAM Foundation
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\\/ M anipulation |
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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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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * Private Member Functions * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
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inline Foam::scalar Foam::Stockmayer::Omega11(const scalar Tstar)
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{
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const scalar a[6] = { 1.0548, 0.15504, 0.55909, 2.1705, 0.093193, 1.5 };
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return a[0] * power(Tstar, -a[1]) + power(Tstar + a[2], -a[3]);
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}
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inline Foam::scalar Foam::Stockmayer::Omega22(const scalar Tstar)
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{
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const scalar b[6] = { 1.0413, 0.11930, 0.43628, 1.6041, 0.095661, 2.0 };
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return b[0] * power(Tstar, -b[1]) + power(Tstar + b[2], -b[3]);
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}
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inline Foam::scalar Foam::Stockmayer::f11(const scalar Tstar)
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{
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const scalar a[6] = { 1.0548, 0.15504, 0.55909, 2.1705, 0.093193, 1.5 };
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return 1.0 + sqr(deltaij_)*(expon(a[4]/Tstar)-expon(-a[5]/Tstar))/(2 + 2.5*deltaij_);
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}
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inline Foam::scalar Foam::Stockmayer::f22(const scalar Tstar)
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{
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const scalar b[6] = { 1.0413, 0.11930, 0.43628, 1.6041, 0.095661, 2.0 };
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return 1.0 + sqr(deltaij_)*(expon(b[4]/Tstar)-expon(-b[5]/Tstar))/(2 + 2.5*deltaij_);
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}
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inline Foam::scalar Foam::Stockmayer::D(const scalar p, const scalar T)
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{
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return Interaction::D(Wij_, p, T, (piSigmaSqr_ * Omega11(T/eij_)));
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}
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inline Foam::scalar Foam::Stockmayer::mu(const scalar p, const scalar T)
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{
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return Interaction::mu(2.0*Wij_, T, (piSigmaSqr_ * Omega22(T/eij_)));
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}
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// * * * * * * * * * * * * * * * Member Operators * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * Friend Functions * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * Friend Operators * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * * IOstream Operators * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * Ostream Operator * * * * * * * * * * * * * //
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// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
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// ************************************************************************* //
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