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ENH: yPlus: add a flag to enable/disable wall-function predictions

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This commit is contained in:
Kutalmis Bercin
2021-07-16 16:04:03 +01:00
committed by Andrew Heather
parent 91439bb30d
commit f3d0db18bb
2 changed files with 29 additions and 7 deletions
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21
src/functionObjects/field/yPlus/yPlus.C
View File

@ -6,7 +6,7 @@
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
Copyright (C) 2013-2016 OpenFOAM Foundation Copyright (C) 2013-2016 OpenFOAM Foundation
Copyright (C) 2016-2020 OpenCFD Ltd. Copyright (C) 2016-2021 OpenCFD Ltd.
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
This file is part of OpenFOAM. This file is part of OpenFOAM.
@ -70,7 +70,8 @@ Foam::functionObjects::yPlus::yPlus
) )
: :
fvMeshFunctionObject(name, runTime, dict), fvMeshFunctionObject(name, runTime, dict),
writeFile(obr_, name, typeName, dict) writeFile(obr_, name, typeName, dict),
useWallFunction_(true)
{ {
read(dict); read(dict);
@ -101,10 +102,14 @@ Foam::functionObjects::yPlus::yPlus
bool Foam::functionObjects::yPlus::read(const dictionary& dict) bool Foam::functionObjects::yPlus::read(const dictionary& dict)
{ {
fvMeshFunctionObject::read(dict); if (fvMeshFunctionObject::read(dict) && writeFile::read(dict))
writeFile::read(dict); {
useWallFunction_ = dict.getOrDefault("useWallFunction", true);
return true; return true;
}
return false;
} }
@ -139,7 +144,11 @@ bool Foam::functionObjects::yPlus::execute()
{ {
const fvPatch& patch = patches[patchi]; const fvPatch& patch = patches[patchi];
if (isA<nutWallFunctionFvPatchScalarField>(nutBf[patchi])) if
(
isA<nutWallFunctionFvPatchScalarField>(nutBf[patchi])
&& useWallFunction_
)
{ {
const nutWallFunctionFvPatchScalarField& nutPf = const nutWallFunctionFvPatchScalarField& nutPf =
dynamic_cast<const nutWallFunctionFvPatchScalarField&> dynamic_cast<const nutWallFunctionFvPatchScalarField&>

15
src/functionObjects/field/yPlus/yPlus.H
View File

@ -6,7 +6,7 @@
\\/ M anipulation | \\/ M anipulation |
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
Copyright (C) 2013-2016 OpenFOAM Foundation Copyright (C) 2013-2016 OpenFOAM Foundation
Copyright (C) 2015-2020 OpenCFD Ltd. Copyright (C) 2015-2021 OpenCFD Ltd.
------------------------------------------------------------------------------- -------------------------------------------------------------------------------
License License
This file is part of OpenFOAM. This file is part of OpenFOAM.
@ -50,6 +50,9 @@ Usage
type yPlus; type yPlus;
libs (fieldFunctionObjects); libs (fieldFunctionObjects);
// Optional entries
useWallFunction true;
// Optional (inherited) entries // Optional (inherited) entries
... ...
} }
@ -60,6 +63,10 @@ Usage
Property | Description | Type | Req'd | Dflt Property | Description | Type | Req'd | Dflt
type | Type name: yPlus | word | yes | - type | Type name: yPlus | word | yes | -
libs | Library name: fieldFunctionObjects | word | yes | - libs | Library name: fieldFunctionObjects | word | yes | -
useWallFunction | Flag to use the local expressions of <!--
--> the selected nut wall function to compute yPlus, <!--
--> otherwise directly compute yPlus from flow field <!--
--> | bool | no | true
\endtable \endtable
The inherited entries are elaborated in: The inherited entries are elaborated in:
@ -106,6 +113,12 @@ class yPlus
public fvMeshFunctionObject, public fvMeshFunctionObject,
public writeFile public writeFile
{ {
// Private Data
//- Flag to use the wall function expressions to compute yPlus
bool useWallFunction_;
// Private Member Functions // Private Member Functions
//- File header information //- File header information