1 /*---------------------------------------------------------------------------*\
3 \\ / F ield | foam-extend: Open Source CFD
4 \\ / O peration | Version: 3.2
5 \\ / A nd | Web: http://www.foam-extend.org
6 \\/ M anipulation | For copyright notice see file Copyright
7 -------------------------------------------------------------------------------
9 This file is part of foam-extend.
11 foam-extend is free software: you can redistribute it and/or modify it
12 under the terms of the GNU General Public License as published by the
13 Free Software Foundation, either version 3 of the License, or (at your
14 option) any later version.
16 foam-extend is distributed in the hope that it will be useful, but
17 WITHOUT ANY WARRANTY; without even the implied warranty of
18 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
19 General Public License for more details.
21 You should have received a copy of the GNU General Public License
22 along with foam-extend. If not, see <http://www.gnu.org/licenses/>.
28 Perfect gas equation of state.
34 \*---------------------------------------------------------------------------*/
42 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
47 /*---------------------------------------------------------------------------*\
48 Class perfectGas Declaration
49 \*---------------------------------------------------------------------------*/
60 //- Construct from components
61 inline perfectGas(const specie& sp);
63 //- Construct from Istream
66 //- Construct as named copy
67 inline perfectGas(const word& name, const perfectGas&);
69 //- Construct and return a clone
70 inline autoPtr<perfectGas> clone() const;
72 // Selector from Istream
73 inline static autoPtr<perfectGas> New(Istream& is);
78 //- Return density [kg/m^3]
79 inline scalar rho(scalar p, scalar T) const;
81 //- Return compressibility rho/p [s^2/m^2]
82 inline scalar psi(scalar p, scalar T) const;
84 //- Return compression factor []
85 inline scalar Z(scalar p, scalar T) const;
90 inline void operator+=(const perfectGas&);
91 inline void operator-=(const perfectGas&);
93 inline void operator*=(const scalar);
98 inline friend perfectGas operator+
104 inline friend perfectGas operator-
110 inline friend perfectGas operator*
116 inline friend perfectGas operator==
125 friend Ostream& operator<<(Ostream&, const perfectGas&);
129 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
131 } // End namespace Foam
133 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
135 #include "perfectGasI.H"
137 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
141 // ************************************************************************* //