FreeFOAM The Cross-Platform CFD Toolkit
fixedShearStressFvPatchVectorField.H
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24 
25 Class
26  Foam::fixedShearStressFvPatchVectorField
27 
28 Description
29  Set a constant shear stress as tau0 = -nuEff dU/dn.
30 
31 SourceFiles
32  fixedShearStressFvPatchVectorField.C
33 
34 \*---------------------------------------------------------------------------*/
35 
36 #ifndef fixedShearStressFvPatchVectorField_H
37 #define fixedShearStressFvPatchVectorField_H
38 
41 
42 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
43 
44 namespace Foam
45 {
46 namespace incompressible
47 {
48 /*---------------------------------------------------------------------------*\
49  Class fixedShearStressFvPatchVectorField Declaration
50 \*---------------------------------------------------------------------------*/
51 
53 :
54  public fixedValueFvPatchVectorField
55 {
56  // Private data
57 
58  //- Constant shear stress
59  const vector tau0_;
60 
61 
62 public:
63 
64  //- Runtime type information
65  TypeName("fixedShearStress");
66 
67 
68  // Constructors
69 
70  //- Construct from patch and internal field
72  (
73  const fvPatch&,
75  );
76 
77  //- Construct from patch, internal field and dictionary
79  (
80  const fvPatch&,
82  const dictionary&
83  );
84 
85  //- Construct by mapping given
87  (
89  const fvPatch&,
91  const fvPatchFieldMapper&
92  );
93 
94  //- Construct as copy
96  (
98  );
99 
100  //- Construct and return a clone
102  {
104  (
106  );
107  }
108 
109  //- Construct as copy setting internal field reference
111  (
114  );
115 
116  //- Construct and return a clone setting internal field reference
118  (
120  ) const
121  {
123  (
125  );
126  }
127 
128 
129  // Member functions
130 
131  //- Update the coefficients associated with the patch field
132  virtual void updateCoeffs();
133 
134  //- Write
135  virtual void write(Ostream&) const;
136 };
137 
138 
139 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
140 
141 } // End namespace incompressible
142 } // End namespace Foam
143 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
144 
145 #endif
146 
147 // ************************************************************************* //