ReynoldsAnalogy.C
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25 
26 #include "ReynoldsAnalogy.H"
30 
31 // * * * * * * * * * * * * * * Static Data Members * * * * * * * * * * * * * //
32 
33 namespace Foam
34 {
35 namespace wallHeatTransferCoeffModels
36 {
37  defineTypeNameAndDebug(ReynoldsAnalogy, 0);
39  (
40  wallHeatTransferCoeffModel,
41  ReynoldsAnalogy,
42  word
43  );
44 }
45 }
46 
47 
48 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
49 
51 (
52  const word& name,
53  const fvMesh& mesh,
54  const dictionary& dict
55 )
56 :
57  wallHeatTransferCoeffModel(name, mesh, dict),
58  mesh_(mesh),
59  Uref_("Uref", dimVelocity, dict)
60 {
61  read(dict);
62 }
63 
64 
65 // * * * * * * * * * * * * * * * * Destructor * * * * * * * * * * * * * * * //
66 
68 {}
69 
70 
71 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
72 
74 (
75  const dictionary& dict
76 )
77 {
78  Uref_.read(dict);
79  return true;
80 }
81 
82 
85 (
86  const momentumTransportModel& mmtm,
87  const labelHashSet& patches
88 ) const
89 {
90  tmp<volSymmTensorField> ttau(this->tau(mmtm, mesh_));
91  const volSymmTensorField::Boundary& tauBf = ttau.ref().boundaryField();
92 
93  // Create temporary field for heat transfer coefficient
94  tmp<volScalarField> thtcByRhoCp
95  (
97  (
98  type(),
99  mesh_,
101  )
102  );
103 
104  volScalarField::Boundary& thtcByRhoCpBf =
105  thtcByRhoCp.ref().boundaryFieldRef();
106 
107  forAll(thtcByRhoCpBf, patchi)
108  {
109  if (!thtcByRhoCpBf[patchi].coupled())
110  {
111  const vectorField nf(tauBf[patchi].patch().nf());
112 
113  // Wall shear stress in [m^2/s^2]
114  tmp<vectorField> tauwp(-nf&tauBf[patchi]);
115 
116  // Non-dimensional skin friction coefficient [-]
117  const scalarField Cf(2*mag(tauwp)/sqr(Uref_.value()));
118 
119  thtcByRhoCpBf[patchi] = 0.5*Uref_.value()*Cf;
120  }
121  }
122 
123  return thtcByRhoCp;
124 }
125 
126 // ************************************************************************* //
#define forAll(list, i)
Loop across all elements in list.
Definition: UList.H:434
A list of keyword definitions, which are a keyword followed by any number of values (e...
Definition: dictionary.H:156
T & ref() const
Return non-const reference or generate a fatal error.
Definition: tmpI.H:181
dimensionedSymmTensor sqr(const dimensionedVector &dv)
Abstract base class for run time selection of heat transfer coefficient models.
static tmp< GeometricField< scalar, fvPatchField, volMesh > > New(const word &name, const Internal &, const PtrList< fvPatchField< scalar >> &)
Return a temporary field constructed from name,.
virtual bool read(const dictionary &)
Read the ReynoldsAnalogy data.
Macros for easy insertion into run-time selection tables.
const dimensionSet dimLength
const dimensionSet dimTime
bool read(const char *, int32_t &)
Definition: int32IO.C:85
A class for handling words, derived from string.
Definition: word.H:59
virtual tmp< volScalarField > htcByRhoCp(const momentumTransportModel &mmtm, const labelHashSet &patches) const
Calculate the heat transfer coefficient.
addToRunTimeSelectionTable(wallHeatTransferCoeffModel, kappaEff, word)
const dimensionSet dimVelocity
Abstract base class for turbulence models (RAS, LES and laminar).
label patchi
dimensioned< scalar > dimensionedScalar
Dimensioned scalar obtained from generic dimensioned type.
Mesh data needed to do the Finite Volume discretisation.
Definition: fvMesh.H:78
fileType type(const fileName &, const bool checkVariants=true, const bool followLink=true)
Return the file type: directory or file.
Definition: POSIX.C:488
ReynoldsAnalogy(const word &name, const fvMesh &mesh, const dictionary &dict)
Construct from name, mesh and dict.
dimensioned< scalar > mag(const dimensioned< Type > &)
A class for managing temporary objects.
Definition: PtrList.H:53
Namespace for OpenFOAM.