FreeFOAM The Cross-Platform CFD Toolkit
laminar.H
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23 
24 Class
25  Foam::compressible::RASModels::laminar
26 
27 Description
28  Dummy turbulence model for laminar compressible flow.
29 
30 SourceFiles
31  laminar.C
32 
33 \*---------------------------------------------------------------------------*/
34 
35 #ifndef compressibleRasLaminar_H
36 #define compressibleRasLaminar_H
37 
39 
40 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
41 
42 namespace Foam
43 {
44 namespace compressible
45 {
46 namespace RASModels
47 {
48 
49 /*---------------------------------------------------------------------------*\
50  Class laminar Declaration
51 \*---------------------------------------------------------------------------*/
52 
53 class laminar
54 :
55  public RASModel
56 {
57 
58 public:
59 
60  //- Runtime type information
61  TypeName("laminar");
62 
63  // Constructors
64 
65  //- Construct from components
66  laminar
67  (
68  const volScalarField& rho,
69  const volVectorField& U,
70  const surfaceScalarField& phi,
71  const basicThermo& thermophysicalModel
72  );
73 
74 
75  //- Destructor
76  virtual ~laminar()
77  {}
78 
79 
80  // Member Functions
81 
82  //- Return the turbulence viscosity, i.e. 0 for laminar flow
83  virtual tmp<volScalarField> mut() const;
84 
85  //- Return the effective viscosity, i.e. the laminar viscosity
86  virtual tmp<volScalarField> muEff() const
87  {
88  return tmp<volScalarField>(new volScalarField("muEff", mu()));
89  }
90 
91  //- Return the effective turbulent thermal diffusivity,
92  // i.e. the laminar thermal diffusivity
93  virtual tmp<volScalarField> alphaEff() const
94  {
95  return tmp<volScalarField>(new volScalarField("alphaEff", alpha()));
96  }
97 
98  //- Return the turbulence kinetic energy, i.e. 0 for laminar flow
99  virtual tmp<volScalarField> k() const;
100 
101  //- Return the turbulence kinetic energy dissipation rate,
102  // i.e. 0 for laminar flow
103  virtual tmp<volScalarField> epsilon() const;
104 
105  //- Return the Reynolds stress tensor, i.e. 0 for laminar flow
106  virtual tmp<volSymmTensorField> R() const;
107 
108  //- Return the effective stress tensor, i.e. the laminar stress
109  virtual tmp<volSymmTensorField> devRhoReff() const;
110 
111  //- Return the source term for the momentum equation
112  virtual tmp<fvVectorMatrix> divDevRhoReff(volVectorField& U) const;
113 
114  //- Correct the laminar viscosity
115  virtual void correct();
116 
117  //- Read RASProperties dictionary
118  virtual bool read();
119 };
120 
121 
122 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
123 
124 } // End namespace RASModels
125 } // End namespace compressible
126 } // End namespace Foam
127 
128 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
129 
130 #endif
131 
132 // ************************ vim: set sw=4 sts=4 et: ************************ //