fixedMeanFvPatchField.C
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25 
26 #include "fixedMeanFvPatchField.H"
27 #include "volFields.H"
28 
29 // * * * * * * * * * * * * * * * * Constructors * * * * * * * * * * * * * * //
30 
31 template<class Type>
33 (
34  const fvPatch& p,
36 )
37 :
39  meanValue_()
40 {}
41 
42 
43 template<class Type>
45 (
46  const fvPatch& p,
48  const dictionary& dict
49 )
50 :
52  meanValue_(Function1<Type>::New("meanValue", dict))
53 {}
54 
55 
56 template<class Type>
58 (
59  const fixedMeanFvPatchField<Type>& ptf,
60  const fvPatch& p,
62  const fvPatchFieldMapper& mapper
63 )
64 :
65  fixedValueFvPatchField<Type>(ptf, p, iF, mapper),
66  meanValue_(ptf.meanValue_, false)
67 {}
68 
69 
70 template<class Type>
72 (
73  const fixedMeanFvPatchField<Type>& ptf,
75 )
76 :
78  meanValue_(ptf.meanValue_, false)
79 {}
80 
81 
82 // * * * * * * * * * * * * * * * Member Functions * * * * * * * * * * * * * //
83 
84 template<class Type>
86 {
87  if (this->updated())
88  {
89  return;
90  }
91 
92  const scalar t = this->db().time().timeOutputValue();
93  Type meanValue = meanValue_->value(t);
94 
95  Field<Type> newValues(this->patchInternalField());
96 
97  Type meanValuePsi =
98  gSum(this->patch().magSf()*newValues)
99  /gSum(this->patch().magSf());
100 
101  if (mag(meanValue) > small && mag(meanValuePsi)/mag(meanValue) > 0.5)
102  {
103  newValues *= mag(meanValue)/mag(meanValuePsi);
104  }
105  else
106  {
107  newValues += (meanValue - meanValuePsi);
108  }
109 
110  this->operator==(newValues);
111 
113 }
114 
115 
116 template<class Type>
118 {
120  writeEntry(os, meanValue_());
121  writeEntry(os, "value", *this);
122 }
123 
124 
125 // ************************************************************************* //
Run-time selectable general function of one variable.
Definition: Function1.H:52
This boundary condition supplies a fixed value constraint, and is the base class for a number of othe...
dictionary dict
A list of keyword definitions, which are a keyword followed by any number of values (e...
Definition: dictionary.H:156
This boundary condition extrapolates field to the patch using the near-cell values and adjusts the di...
A finiteVolume patch using a polyPatch and a fvBoundaryMesh.
Definition: fvPatch.H:62
virtual void updateCoeffs()
Update the coefficients associated with the patch field.
Type gSum(const FieldField< Field, Type > &f)
Pre-declare SubField and related Field type.
Definition: Field.H:56
tmp< fvMatrix< Type > > operator==(const fvMatrix< Type > &, const fvMatrix< Type > &)
Foam::fvPatchFieldMapper.
void write(std::ostream &os, const bool binary, List< floatScalar > &fField)
Write floats ascii or binary.
An Ostream is an abstract base class for all output systems (streams, files, token lists...
Definition: Ostream.H:54
void writeEntry(Ostream &os, const HashTable< T, Key, Hash > &ht)
Definition: HashTableIO.C:96
virtual void write(Ostream &) const
Write.
Field with dimensions and associated with geometry type GeoMesh which is used to size the field and a...
dimensioned< scalar > mag(const dimensioned< Type > &)
fixedMeanFvPatchField(const fvPatch &, const DimensionedField< Type, volMesh > &)
Construct from patch and internal field.
volScalarField & p