This boundary condition provides a wall constraint on the turbulent viscosity, i.e. nut
, based on velocity i.e. U
, for low- and high-Reynolds number turbulence models for rough walls.
More...
Public Member Functions | |
TypeName ("nutURoughWallFunction") | |
Runtime type information. More... | |
nutURoughWallFunctionFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &) | |
Construct from patch and internal field. More... | |
nutURoughWallFunctionFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &, const dictionary &) | |
Construct from patch, internal field and dictionary. More... | |
nutURoughWallFunctionFvPatchScalarField (const nutURoughWallFunctionFvPatchScalarField &, const fvPatch &, const DimensionedField< scalar, volMesh > &, const fvPatchFieldMapper &) | |
nutURoughWallFunctionFvPatchScalarField (const nutURoughWallFunctionFvPatchScalarField &) | |
Construct as copy. More... | |
virtual tmp< fvPatchScalarField > | clone () const |
Construct and return a clone. More... | |
nutURoughWallFunctionFvPatchScalarField (const nutURoughWallFunctionFvPatchScalarField &, const DimensionedField< scalar, volMesh > &) | |
Construct as copy setting internal field reference. More... | |
virtual tmp< fvPatchScalarField > | clone (const DimensionedField< scalar, volMesh > &iF) const |
Construct and return a clone setting internal field reference. More... | |
scalar | roughnessHeight () const |
Return the roughness height. More... | |
scalar & | roughnessHeight () |
Return reference to the roughness height to allow adjustment. More... | |
scalar | roughnessConstant () const |
Return the roughness constant scale. More... | |
scalar & | roughnessConstant () |
Return reference to the roughness constant to allow adjustment. More... | |
scalar | roughnessFactor () const |
Return the roughness scale factor. More... | |
scalar & | roughnessFactor () |
virtual tmp< scalarField > | yPlus () const |
Calculate and return the yPlus at the boundary. More... | |
virtual void | write (Ostream &os) const |
Write. More... | |
Public Member Functions inherited from nutWallFunctionFvPatchScalarField | |
TypeName ("nutWallFunction") | |
Runtime type information. More... | |
nutWallFunctionFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &) | |
Construct from patch and internal field. More... | |
nutWallFunctionFvPatchScalarField (const fvPatch &, const DimensionedField< scalar, volMesh > &, const dictionary &) | |
Construct from patch, internal field and dictionary. More... | |
nutWallFunctionFvPatchScalarField (const nutWallFunctionFvPatchScalarField &, const fvPatch &, const DimensionedField< scalar, volMesh > &, const fvPatchFieldMapper &) | |
nutWallFunctionFvPatchScalarField (const nutWallFunctionFvPatchScalarField &) | |
Construct as copy. More... | |
nutWallFunctionFvPatchScalarField (const nutWallFunctionFvPatchScalarField &, const DimensionedField< scalar, volMesh > &) | |
Construct as copy setting internal field reference. More... | |
scalar | Cmu () const |
Return Cmu. More... | |
scalar | kappa () const |
Return kappa. More... | |
scalar | E () const |
Return E. More... | |
scalar | yPlusLam () const |
Return the estimated y+ at the two-sublayer intersection. More... | |
scalar | blend (const scalar nutVis, const scalar nutLog, const scalar yPlus) const |
Return the blended nut according to the chosen blending treatment. More... | |
virtual void | updateCoeffs () |
Update the coefficients associated with the patch field. More... | |
Additional Inherited Members | |
Static Public Member Functions inherited from nutWallFunctionFvPatchScalarField | |
static const nutWallFunctionFvPatchScalarField & | nutw (const turbulenceModel &turbModel, const label patchi) |
Return the nut patchField for the given wall patch. More... | |
static scalar | yPlusLam (const scalar kappa, const scalar E) |
Estimate the y+ at the intersection of the two sublayers. More... | |
Protected Types inherited from nutWallFunctionFvPatchScalarField | |
enum | blendingType { STEPWISE, MAX, BINOMIAL, EXPONENTIAL } |
Options for the blending treatment of viscous and inertial sublayers. More... | |
Protected Member Functions inherited from nutWallFunctionFvPatchScalarField | |
virtual const volVectorField & | U (const turbulenceModel &turb) const |
virtual void | checkType () |
Check the type of the patch. More... | |
Protected Attributes inherited from nutWallFunctionFvPatchScalarField | |
enum blendingType | blending_ |
Blending treatment (default = blendingType::STEPWISE) More... | |
const scalar | n_ |
word | UName_ |
Name of velocity field. More... | |
scalar | Cmu_ |
Empirical model coefficient. More... | |
scalar | kappa_ |
von Kármán constant More... | |
scalar | E_ |
Wall roughness parameter. More... | |
scalar | yPlusLam_ |
Static Protected Attributes inherited from nutWallFunctionFvPatchScalarField | |
static const Enum< blendingType > | blendingTypeNames |
Names for blendingType. More... | |
This boundary condition provides a wall constraint on the turbulent viscosity, i.e. nut
, based on velocity i.e. U
, for low- and high-Reynolds number turbulence models for rough walls.
<patchName> { // Mandatory entries (unmodifiable) type nutURoughWallFunction; roughnessHeight 1e-5; roughnessConstant 0.5; roughnessFactor 1; // Optional entries (unmodifiable) maxIter 10; tolerance 0.0001; // Optional (inherited) entries ... }
where the entries mean:
Property | Description | Type | Req'd | Dflt |
---|---|---|---|---|
type | Type name: nutURoughWallFunction | word | yes | - |
roughnessHeight | Roughness height | scalar | yes | - |
roughnessConstant | Roughness constant | scalar | yes | - |
roughnessFactor | Scaling factor | scalar | yes | - |
maxIter | Number of Newton-Raphson iterations | label | no | 10 |
tolerance | Convergence tolerance | scalar | no | 0.0001 |
The inherited entries are elaborated in:
correctNut()
(called through turbulence->validate
) returns a slightly different value every time it is called. See nutUSpaldingWallFunctionFvPatchScalarField.C.Definition at line 138 of file nutURoughWallFunctionFvPatchScalarField.H.
nutURoughWallFunctionFvPatchScalarField | ( | const fvPatch & | p, |
const DimensionedField< scalar, volMesh > & | iF | ||
) |
Construct from patch and internal field.
Definition at line 227 of file nutURoughWallFunctionFvPatchScalarField.C.
Referenced by nutURoughWallFunctionFvPatchScalarField::clone().
nutURoughWallFunctionFvPatchScalarField | ( | const fvPatch & | p, |
const DimensionedField< scalar, volMesh > & | iF, | ||
const dictionary & | dict | ||
) |
Construct from patch, internal field and dictionary.
Definition at line 261 of file nutURoughWallFunctionFvPatchScalarField.C.
nutURoughWallFunctionFvPatchScalarField | ( | const nutURoughWallFunctionFvPatchScalarField & | ptf, |
const fvPatch & | p, | ||
const DimensionedField< scalar, volMesh > & | iF, | ||
const fvPatchFieldMapper & | mapper | ||
) |
Construct by mapping given nutURoughWallFunctionFvPatchScalarField onto a new patch
Definition at line 243 of file nutURoughWallFunctionFvPatchScalarField.C.
Construct as copy.
Definition at line 278 of file nutURoughWallFunctionFvPatchScalarField.C.
nutURoughWallFunctionFvPatchScalarField | ( | const nutURoughWallFunctionFvPatchScalarField & | rwfpsf, |
const DimensionedField< scalar, volMesh > & | iF | ||
) |
Construct as copy setting internal field reference.
Definition at line 293 of file nutURoughWallFunctionFvPatchScalarField.C.
TypeName | ( | "nutURoughWallFunction" | ) |
Runtime type information.
|
inlinevirtual |
Construct and return a clone.
Definition at line 216 of file nutURoughWallFunctionFvPatchScalarField.H.
References nutURoughWallFunctionFvPatchScalarField::nutURoughWallFunctionFvPatchScalarField().
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inlinevirtual |
Construct and return a clone setting internal field reference.
Definition at line 233 of file nutURoughWallFunctionFvPatchScalarField.H.
References nutURoughWallFunctionFvPatchScalarField::nutURoughWallFunctionFvPatchScalarField().
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inline |
Return the roughness height.
Definition at line 249 of file nutURoughWallFunctionFvPatchScalarField.H.
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inline |
Return reference to the roughness height to allow adjustment.
Definition at line 255 of file nutURoughWallFunctionFvPatchScalarField.H.
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inline |
Return the roughness constant scale.
Definition at line 261 of file nutURoughWallFunctionFvPatchScalarField.H.
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inline |
Return reference to the roughness constant to allow adjustment.
Definition at line 267 of file nutURoughWallFunctionFvPatchScalarField.H.
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inline |
Return the roughness scale factor.
Definition at line 273 of file nutURoughWallFunctionFvPatchScalarField.H.
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inline |
Return reference to the roughness scale factor to allow adjustment
Definition at line 280 of file nutURoughWallFunctionFvPatchScalarField.H.
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virtual |
Calculate and return the yPlus at the boundary.
Implements nutWallFunctionFvPatchScalarField.
Definition at line 310 of file nutURoughWallFunctionFvPatchScalarField.C.
References Foam::constant::atomic::group, IOobject::groupName(), Foam::mag(), magUp, Foam::foamVersion::patch, turbulenceModel::propertiesName, and U.
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virtual |
Write.
Reimplemented from nutWallFunctionFvPatchScalarField.
Definition at line 330 of file nutURoughWallFunctionFvPatchScalarField.C.
References fvPatchField< Type >::write().