src/finiteVolume/fields/fvPatchFields/derived/uniformDensityHydrostaticPressure/uniformDensityHydrostaticPressureFvPatchScalarField.H

   1 /*---------------------------------------------------------------------------*\
   2   =========                 |
   3   \\      /  F ield         | foam-extend: Open Source CFD
   4    \\    /   O peration     | Version:     3.2
   5     \\  /    A nd           | Web:         http://www.foam-extend.org
   6      \\/     M anipulation  | For copyright notice see file Copyright
   7 -------------------------------------------------------------------------------
   8 License
   9     This file is part of foam-extend.
  10
  11     foam-extend is free software: you can redistribute it and/or modify it
  12     under the terms of the GNU General Public License as published by the
  13     Free Software Foundation, either version 3 of the License, or (at your
  14     option) any later version.
  15
  16     foam-extend is distributed in the hope that it will be useful, but
  17     WITHOUT ANY WARRANTY; without even the implied warranty of
  18     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  19     General Public License for more details.
  20
  21     You should have received a copy of the GNU General Public License
  22     along with foam-extend.  If not, see <http://www.gnu.org/licenses/>.
  23
  24 Class
  25     Foam::uniformDensityHydrostaticPressureFvPatchScalarField
  26
  27 Description
  28     Hydrostatic pressure boundary condition calculated as
  29
  30     pRefValue + rho*g.(x - pRefPoint)
  31
  32     where rho is provided and assumed uniform.
  33
  34 SourceFiles
  35     uniformDensityHydrostaticPressureFvPatchScalarField.C
  36
  37 \*---------------------------------------------------------------------------*/
  38
  39 #ifndef uniformDensityHydrostaticPressureFvPatchScalarField_H
  40 #define uniformDensityHydrostaticPressureFvPatchScalarField_H
  41
  42 #include "fixedValueFvPatchFields.H"
  43
  44 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
  45
  46 namespace Foam
  47 {
  48
  49 /*---------------------------------------------------------------------------*\
  50           Class uniformDensityHydrostaticPressureFvPatch Declaration
  51 \*---------------------------------------------------------------------------*/
  52
  53 class uniformDensityHydrostaticPressureFvPatchScalarField
  54 :
  55     public fixedValueFvPatchScalarField
  56 {
  57     // Private data
  58
  59         //- Constant density in the far-field
  60         scalar rho_;
  61
  62         //- Reference pressure
  63         scalar pRefValue_;
  64
  65         //- Reference pressure location
  66         vector pRefPoint_;
  67
  68
  69 public:
  70
  71     //- Runtime type information
  72     TypeName("uniformDensityHydrostaticPressure");
  73
  74
  75     // Constructors
  76
  77         //- Construct from patch and internal field
  78         uniformDensityHydrostaticPressureFvPatchScalarField
  79         (
  80             const fvPatch&,
  81             const DimensionedField<scalar, volMesh>&
  82         );
  83
  84         //- Construct from patch, internal field and dictionary
  85         uniformDensityHydrostaticPressureFvPatchScalarField
  86         (
  87             const fvPatch&,
  88             const DimensionedField<scalar, volMesh>&,
  89             const dictionary&
  90         );
  91
  92         //- Construct by mapping given
  93         //  uniformDensityHydrostaticPressureFvPatchScalarField onto a new patch
  94         uniformDensityHydrostaticPressureFvPatchScalarField
  95         (
  96             const uniformDensityHydrostaticPressureFvPatchScalarField&,
  97             const fvPatch&,
  98             const DimensionedField<scalar, volMesh>&,
  99             const fvPatchFieldMapper&
 100         );
 101
 102         //- Construct as copy
 103         uniformDensityHydrostaticPressureFvPatchScalarField
 104         (
 105             const uniformDensityHydrostaticPressureFvPatchScalarField&
 106         );
 107
 108         //- Construct and return a clone
 109         virtual tmp<fvPatchScalarField> clone() const
 110         {
 111             return tmp<fvPatchScalarField>
 112             (
 113                 new uniformDensityHydrostaticPressureFvPatchScalarField(*this)
 114             );
 115         }
 116
 117         //- Construct as copy setting internal field reference
 118         uniformDensityHydrostaticPressureFvPatchScalarField
 119         (
 120             const uniformDensityHydrostaticPressureFvPatchScalarField&,
 121             const DimensionedField<scalar, volMesh>&
 122         );
 123
 124         //- Construct and return a clone setting internal field reference
 125         virtual tmp<fvPatchScalarField> clone
 126         (
 127             const DimensionedField<scalar, volMesh>& iF
 128         ) const
 129         {
 130             return tmp<fvPatchScalarField>
 131             (
 132                 new uniformDensityHydrostaticPressureFvPatchScalarField
 133                 (
 134                     *this,
 135                     iF
 136                 )
 137             );
 138         }
 139
 140
 141     // Member functions
 142
 143         // Access
 144
 145             //- Return the constant density in the far-field
 146             scalar rho() const
 147             {
 148                 return rho_;
 149             }
 150
 151             //- Return reference to the constant density in the far-field
 152             //  to allow adjustment
 153             scalar& rho()
 154             {
 155                 return rho_;
 156             }
 157
 158             //- Return the reference pressure
 159             scalar pRefValue() const
 160             {
 161                 return pRefValue_;
 162             }
 163
 164             //- Return reference to the reference pressure to allow adjustment
 165             scalar& pRefValue()
 166             {
 167                 return pRefValue_;
 168             }
 169
 170             //- Return the pressure reference location
 171             const vector& pRefPoint() const
 172             {
 173                 return pRefPoint_;
 174             }
 175
 176             //- Return reference to the pressure reference location
 177             //  to allow adjustment
 178             vector& pRefPoint()
 179             {
 180                 return pRefPoint_;
 181             }
 182
 183
 184         // Evaluation functions
 185
 186             //- Update the coefficients associated with the patch field
 187             virtual void updateCoeffs();
 188
 189
 190         //- Write
 191         virtual void write(Ostream&) const;
 192 };
 193
 194
 195 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 196
 197 } // End namespace Foam
 198
 199 // * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * //
 200
 201 #endif
 202
 203 // ************************************************************************* //