FreeFOAM The Cross-Platform CFD Toolkit
scaleSimilarity.C
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25 
27 
28 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
29 
30 namespace Foam
31 {
32 namespace incompressible
33 {
34 namespace LESModels
35 {
36 
37 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
38 
39 defineTypeNameAndDebug(scaleSimilarity, 0);
40 
41 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
42 
43 scaleSimilarity::scaleSimilarity
44 (
45  const volVectorField& U,
46  const surfaceScalarField& phi,
47  transportModel& transport
48 )
49 :
50  LESModel(typeName, U, phi, transport),
51  filterPtr_(LESfilter::New(U.mesh(), coeffDict())),
52  filter_(filterPtr_())
53 {
54  printCoeffs();
55 }
56 
57 
58 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
59 
61 {
62  return(0.5*(filter_(magSqr(U())) - magSqr(filter_(U()))));
63 }
64 
65 
67 {
69 
70  return((filter_(sqr(U())) - sqr(filter_(U()))) && D);
71 }
72 
73 
75 {
76  return(filter_(sqr(U())) - sqr(filter_(U())));
77 }
78 
79 
81 {
82  return dev(B());
83 }
84 
85 
87 {
88  return fvm::Su(fvc::div(devBeff()), U);
89 }
90 
91 
93 {}
94 
95 
97 {
98  if (LESModel::read())
99  {
100  filter_.read(coeffDict());
101 
102  return true;
103  }
104  else
105  {
106  return false;
107  }
108 }
109 
110 
111 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
112 
113 } // End namespace LESModels
114 } // End namespace incompressible
115 } // End namespace Foam
116 
117 // ************************ vim: set sw=4 sts=4 et: ************************ //