FreeFOAM The Cross-Platform CFD Toolkit
absorptionEmissionModel.H
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23 
24 Class
25  Foam::radiation::absorptionEmissionModel
26 
27 Description
28  Model to supply absorption and emission coefficients for radiation
29  modelling
30 
31 \*---------------------------------------------------------------------------*/
32 
33 #ifndef radiationAbsorptionEmissionModel_H
34 #define radiationAbsorptionEmissionModel_H
35 
36 #include <OpenFOAM/IOdictionary.H>
37 #include <OpenFOAM/autoPtr.H>
39 #include <finiteVolume/volFields.H>
40 #include <OpenFOAM/Vector2D_.H>
41 
42 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
43 
44 namespace Foam
45 {
46 namespace radiation
47 {
48 
49 /*---------------------------------------------------------------------------*\
50  Class absorptionEmissionModel Declaration
51 \*---------------------------------------------------------------------------*/
52 
54 {
55 
56 protected:
57 
58  // Protected data
59 
60  //- Radiation model dictionary
62 
63  //- Reference to the fvMesh
64  const fvMesh& mesh_;
65 
66 
67 public:
68 
69  //- Runtime type information
70  TypeName("absorptionEmissionModel");
71 
72  //- Declare runtime constructor selection table
73 
75  (
76  autoPtr,
78  dictionary,
79  (
80  const dictionary& dict,
81  const fvMesh& mesh
82  ),
83  (dict, mesh)
84  );
85 
86 
87  // Constructors
88 
89  //- Construct from components
91  (
92  const dictionary& dict,
93  const fvMesh& mesh
94  );
95 
96 
97  //- Selector
99  (
100  const dictionary& dict,
101  const fvMesh& mesh
102  );
103 
104 
105  //- Destructor
106  virtual ~absorptionEmissionModel();
107 
108 
109  // Member Functions
110 
111  // Access
112 
113  //- Reference to the mesh
114  inline const fvMesh& mesh() const
115  {
116  return mesh_;
117  }
118 
119  //- Reference to the dictionary
120  inline const dictionary& dict() const
121  {
122  return dict_;
123  }
124 
125 
126  // Absorption coefficient
127 
128  //- Absorption coefficient (net)
129  virtual tmp<volScalarField> a(const label bandI = 0) const;
130 
131  //- Absorption coefficient for continuous phase
132  virtual tmp<volScalarField> aCont(const label bandI = 0) const;
133 
134  //- Absorption coefficient for dispersed phase
135  virtual tmp<volScalarField> aDisp(const label bandI = 0) const;
136 
137 
138  // Emission coefficient
139 
140  //- Emission coefficient (net)
141  virtual tmp<volScalarField> e(const label bandI = 0) const;
142 
143  //- Return emission coefficient for continuous phase
144  virtual tmp<volScalarField> eCont(const label bandI = 0) const;
145 
146  //- Return emission coefficient for dispersed phase
147  virtual tmp<volScalarField> eDisp(const label bandI = 0) const;
148 
149 
150  // Emission contribution
151 
152  //- Emission contribution (net)
153  virtual tmp<volScalarField> E(const label bandI = 0) const;
154 
155  //- Emission contribution for continuous phase
156  virtual tmp<volScalarField> ECont(const label bandI = 0) const;
157 
158  //- Emission contribution for dispersed phase
159  virtual tmp<volScalarField> EDisp(const label bandI = 0) const;
160 
161 
162  //- Const access to the number of bands - defaults to 1 for grey
163  // absorption/emission
164  virtual label nBands() const;
165 
166  //- Const access to the bands - defaults to Vector2D::one for grey
167  // absorption/emission
168  virtual const Vector2D<scalar>& bands(const label n) const;
169 
170  //- Flag for whether the absorption/emission is for a grey gas
171  virtual bool isGrey() const;
172 
173  //- Add radiative intensity for ray i
175  (
176  const label rayI,
177  const volScalarField& ILambda
178  ) const;
179 
180  //- Correct absorption coefficients
181  virtual void correct
182  (
183  volScalarField& a,
185  ) const;
186 };
187 
188 
189 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
190 
191 } // End namespace radiation
192 } // End namespace Foam
193 
194 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
195 
196 #endif
197 
198 // ************************ vim: set sw=4 sts=4 et: ************************ //
199