FreeFOAM The Cross-Platform CFD Toolkit
standardDragModel.H
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5  \\ / A nd | Copyright (C) 1991-2010 OpenCFD Ltd.
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23 
24 Class
25  Foam::standardDragModel
26 
27 Description
28  standard drag law model with a lower limit on the Cd-value
29 
30 \*---------------------------------------------------------------------------*/
31 
32 #ifndef standardDragModel_H
33 #define standardDragModel_H
34 
35 #include <dieselSpray/dragModel.H>
36 
37 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
38 
39 namespace Foam
40 {
41 
42 /*---------------------------------------------------------------------------*\
43  Class standardDragModel Declaration
44 \*---------------------------------------------------------------------------*/
45 
47 :
48  public dragModel
49 {
50 
51 private:
52 
53  // Private data
54 
55  dictionary dragDict_;
56  scalar preReFactor_;
57  scalar ReExponent_;
58  scalar ReLimiter_;
59  scalar CdLimiter_;
60  scalar Cdistort_;
61 
62 public:
63 
64  //- Runtime type information
65  TypeName("standardDragModel");
66 
67 
68  // Constructors
69 
70  //- Construct from components
72  (
73  const dictionary& dict
74  );
75 
76 
77  // Destructor
78 
80 
81 
82  // Member Functions
83 
84  scalar Cd
85  (
86  const scalar ReynoldsNumber,
87  const scalar deviation
88  ) const;
89 
90  scalar relaxationTime
91  (
92  const vector& URel,
93  const scalar diameter,
94  const scalar rho,
95  const scalar liquidDensity,
96  const scalar nu,
97  const scalar deviation
98  ) const;
99 
100 };
101 
102 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
103 
104 } // End namespace Foam
105 
106 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
107 
108 #endif
109 
110 // ************************ vim: set sw=4 sts=4 et: ************************ //