Calculation of adjoint based sensitivities at wall faces. More...

Inheritance diagram for sensitivitySurface:

Collaboration diagram for sensitivitySurface:

Public Member Functions
	TypeName ("surface")
	Runtime type information. More...

	sensitivitySurface (const fvMesh &mesh, const dictionary &dict, adjointSolver &adjointSolver)
	Construct from components. More...

virtual	~sensitivitySurface ()=default
	Destructor. More...

void	read ()
	Read controls and update solver pointers if necessary. More...

virtual void	assembleSensitivities (autoPtr< designVariables > &designVars)
	Assemble sensitivities. More...

Public Member Functions inherited from sensitivitySurfacePoints
	TypeName ("surfacePoints")
	Runtime type information. More...

	sensitivitySurfacePoints (const fvMesh &mesh, const dictionary &dict, adjointSolver &adjointSolver)
	Construct from components. More...

virtual	~sensitivitySurfacePoints ()=default
	Destructor. More...

void	read ()
	Read controls and update solver pointers if necessary. More...

virtual bool	readDict (const dictionary &dict)
	Read dict if changed. More...

virtual const labelHashSet &	geometryVariationIntegrationPatches () const
	Return set of patches on which to compute direct sensitivities. More...

virtual void	write (const word &baseName=word::null)
	Write sensitivity fields. More...

Public Member Functions inherited from sensitivityShapeESI
	TypeName ("shapeESI")
	Runtime type information. More...

	sensitivityShapeESI (const fvMesh &mesh, const dictionary &dict, adjointSolver &adjointSolver)
	Construct from components. More...

virtual	~sensitivityShapeESI ()=default
	Destructor. More...

Public Member Functions inherited from ShapeSensitivitiesBase
	TypeName ("ShapeSensitivitiesBase")
	Runtime type information. More...

	ShapeSensitivitiesBase (const fvMesh &mesh, const dictionary &dict, adjointSolver &adjointSolver)
	Construct from components. More...

virtual	~ShapeSensitivitiesBase ()=default
	Destructor. More...

const labelHashSet &	sensitivityPatchIDs () const
	Get patch IDs on which sensitivities are computed. More...

void	setSensitivityPatchIDs (const labelHashSet &sensPatchIDs)
	Overwrite sensitivityPatchIDs. More...

virtual void	accumulateIntegrand (const scalar dt)
	Accumulate sensitivity integrands. More...

void	clearSensitivities ()
	Zero sensitivity fields and their constituents. More...

tmp< volVectorField >	getWallFaceSensVec ()
	Get wall face sensitivity vectors field. More...

tmp< volScalarField >	getWallFaceSensNormal ()
	Get wall face sensitivity projected to normal field. More...

tmp< volVectorField >	getWallFaceSensNormalVec ()
	Get wall face normal sens as vectors field. More...

tmp< pointVectorField >	getWallPointSensVec ()
	Get wall point sensitivity vectors field. More...

tmp< pointScalarField >	getWallPointSensNormal ()
	Get wall point sensitivity projected to normal field. More...

tmp< pointVectorField >	getWallPointSensNormalVec ()
	Get wall point sens as vectors field. More...

virtual const boundaryVectorField &	getWallFaceSensVecBoundary () const
	Get wall face sensitivity vectors field. More...

virtual const boundaryScalarField &	getWallFaceSensNormalBoundary () const
	Get wall face sensitivity projected to normal field. More...

virtual const boundaryVectorField &	getWallFaceSensNormalVecBoundary () const
	Get wall face normal sens as vectors field. More...

Public Member Functions inherited from adjointSensitivity
	TypeName ("adjointSensitivity")
	Runtime type information. More...

	declareRunTimeSelectionTable (autoPtr, adjointSensitivity, dictionary,(const fvMesh &mesh, const dictionary &dict, adjointSolver &adjointSolver),(mesh, dict, adjointSolver))

	adjointSensitivity (const fvMesh &mesh, const dictionary &dict, adjointSolver &adjointSolver)
	Construct from components. More...

virtual	~adjointSensitivity ()=default
	Destructor. More...

const adjointSolver &	getAdjointSolver () const
	Const access to adjoint solver. More...

adjointSolver &	getAdjointSolver ()
	Non-const access to adjoint solver. More...

bool	includeDistance () const
	Should the adjoint eikonal PDE should be solved. More...

autoPtr< adjointEikonalSolver > &	getAdjointEikonalSolver ()
	Return the adjoint eikonal solver. More...

autoPtr< adjointMeshMovementSolver > &	getAdjointMeshMovementSolver ()
	Return the adjoint eikonal solver. More...

void	setSuffix (const word &suffix)
	Set suffix. More...

const word &	getSuffix () const
	Get suffix. More...

virtual bool	computeDxDbInternalField () const
	Should the parameterization compute the internalField of dxdb. More...

virtual const scalarField &	calculateSensitivities (autoPtr< designVariables > &designVars)
	Calculates and returns sensitivity fields. More...

const scalarField &	getSensitivities () const
	Returns the sensitivity fields. More...

const autoPtr< volTensorField > &	gradDxDbMult () const

autoPtr< volTensorField > &	gradDxDbMult ()

const autoPtr< scalarField > &	divDxDbMult () const

const autoPtr< boundaryVectorField > &	dxdbMult () const

const autoPtr< boundaryVectorField > &	dSfdbMult () const

const autoPtr< boundaryVectorField > &	dnfdbMult () const

const autoPtr< boundaryVectorField > &	dxdbDirectMult () const

const autoPtr< pointBoundaryVectorField > &	pointDxDbDirectMult () const

const autoPtr< boundaryVectorField > &	bcDxDbMult () const

const autoPtr< vectorField > &	optionsDxDbMult () const

Public Member Functions inherited from sensitivity
	TypeName ("sensitivity")
	Runtime type information. More...

	sensitivity (const fvMesh &mesh, const dictionary &dict)
	Construct from components. More...

virtual	~sensitivity ()=default
	Destructor. More...

const fvMesh &	mesh () const
	Return reference to mesh. More...

const dictionary &	dict () const
	Return the construction dictionary. More...

const autoPtr< volScalarField > &	fieldSensPtr () const
	Get the fieldSensPtr. More...

Protected Member Functions
label	computeFaceDerivativesSize (const bool computeVectorFieldSize)
	Compute the size of the return field. More...

void	smoothSensitivities ()
	Smooth sensitivity derivatives based on the computation of the 'Sobolev gradient'. More...

scalar	computeRadius (const faMesh &aMesh)
	Compute the physical smoothing radius based on the average boundary face 'length'. More...

Protected Member Functions inherited from sensitivitySurfacePoints
labelHashSet	populateExtendedIDs () const
	Set suffix name for sensitivity fields. More...

void	finalisePointSensitivities ()
	Converts face sensitivities to point sensitivities and adds the ones directly computed in points (i.e. dSf/db and dnf/db). More...

void	constructGlobalPointNormalsAndAreas (vectorField &pointNormals, scalarField &pointMagSf)
	Construct globally correct point normals and point areas. More...

void	setSuffixName ()
	Set suffix name for sensitivity fields. More...

void	computePointDerivativesSize ()
	Allocate the proper size for the point-based sensitivities. More...

Protected Member Functions inherited from sensitivityShapeESI
void	computeDxDbMult ()
	Compute dxdbMult from its various components. More...

Protected Member Functions inherited from ShapeSensitivitiesBase
void	allocateEikonalSolver ()
	Allocate the adjoint eikonal solver. More...

bool	hasMultiplier (bool(objective::*hasFunction)() const)
	Check if any of the available objective has a certain multiplier, provided through a function object. More...

template<class Type >
void	constructAndWriteSensitivityField (const autoPtr< typename GeometricField< Type, fvPatchField, volMesh >::Boundary > &sensFieldPtr, const word &name) const
	Constructs volField based on boundaryField and writes it. More...

template<class Type >
void	constructAndWriteSensitivtyPointField (const autoPtr< List< Field< Type >>> &sensFieldPtr, const word &name) const
	Constructs pointField based on boundaryField and writes it. More...

template<class Type >
tmp< GeometricField< Type, fvPatchField, volMesh > >	constructVolSensitivtyField (const autoPtr< typename GeometricField< Type, fvPatchField, volMesh >::Boundary > &sensFieldPtr, const word &name) const
	Constructs volField based on boundaryField and writes it. More...

void	writeFaceBasedSens () const
	Write face-based sensitivities, if present. More...

void	writePointBasedSens () const
	Write point-based sensitivities, if present. More...

void	clearSurfaceFields ()
	Clear surface/point fields. More...

void	allocateMultipliers ()
	Allocate multiplier fields. More...

void	clearMultipliers ()
	Clear multipliers. More...

Protected Attributes
bool	smoothSensitivities_
	Smooth sensitivity derivatives based on a surface Laplace solver. More...

bool	returnVectorField_
	Return the complete vector of sensitivities. More...

Protected Attributes inherited from sensitivitySurfacePoints
bool	writeGeometricInfo_
	Write geometric info for use by external programs. More...

bool	includeSurfaceArea_
	Include surface area in sens computation. More...

boolList	isSymmetryPoint_
	Is point belonging to a symmetry{Plane}. More...

vectorField	symmPointNormal_
	Local point normal per symmetry point. More...

labelHashSet	extendedPatchIDs_
	Extended patchIDs. More...

Protected Attributes inherited from ShapeSensitivitiesBase
labelHashSet	sensitivityPatchIDs_
	Patches on which to compute shape sensitivities. More...

bool	writeAllSurfaceFiles_
	Whether to write all surface sensitivity fields. More...

autoPtr< boundaryVectorField >	wallFaceSensVecPtr_
	Wall face sens w.r.t. (x,y.z) More...

autoPtr< boundaryScalarField >	wallFaceSensNormalPtr_
	Wall face sens projected to normal. More...

autoPtr< boundaryVectorField >	wallFaceSensNormalVecPtr_
	Normal sens as vectors. More...

autoPtr< pointBoundaryVectorField >	wallPointSensVecPtr_
	Wall point sens w.r.t. (x,y.z) More...

autoPtr< pointBoundaryScalarField >	wallPointSensNormalPtr_
	Wall point sens projected to normal. More...

autoPtr< pointBoundaryVectorField >	wallPointSensNormalVecPtr_
	Normal sens as vectors. More...

Protected Attributes inherited from adjointSensitivity
adjointSolver &	adjointSolver_
	Reference to the underlaying adjoint solver. More...

scalarField	derivatives_
	The sensitivity derivative values. More...

word	suffix_
	Append this word to files related to the sensitivities. More...

bool	includeDistance_
	Include distance variation in sensitivity computations. More...

autoPtr< adjointEikonalSolver >	eikonalSolver_
	Adjoint eikonal equation solver. More...

autoPtr< adjointMeshMovementSolver >	adjointMeshMovementSolver_
	Adjoint grid displacement solver. More...

autoPtr< volTensorField >	gradDxDbMult_
	Multiplier of grad(dx/b) More...

autoPtr< scalarField >	divDxDbMult_
	Multiplier of div(dx/db) More...

autoPtr< boundaryVectorField >	dxdbMult_
	Multiplier of face dx/db. More...

autoPtr< boundaryVectorField >	dSfdbMult_
	Multiplier of dSf/db. More...

autoPtr< boundaryVectorField >	dnfdbMult_
	Multiplier of dnf/db. More...

autoPtr< boundaryVectorField >	dxdbDirectMult_
	Multiplier of dCf/db, found in the objective function. More...

autoPtr< pointBoundaryVectorField >	pointDxDbDirectMult_
	Multiplier of dx/db computed at points, found in the objective function. More...

autoPtr< boundaryVectorField >	bcDxDbMult_
	Multiplier of dx/db, coming from boundary conditions that depend on the geometry, like rotatingWallVelocity. More...

autoPtr< vectorField >	optionsDxDbMult_
	dx/db multiplier coming from fvOptions More...

Protected Attributes inherited from sensitivity
const fvMesh &	mesh_

dictionary	dict_

bool	writeFieldSens_

autoPtr< volScalarField >	fieldSensPtr_

Additional Inherited Members
Static Public Member Functions inherited from adjointSensitivity
static autoPtr< adjointSensitivity >	New (const fvMesh &mesh, const dictionary &dict, adjointSolver &adjointSolver)
	Return a reference to the selected turbulence model. More...

Detailed Description

Calculation of adjoint based sensitivities at wall faces.

Reference:

    The computation of the sensitivity derivatives  follows the (E-)SI
    formulation of

        Kavvadias, I. S., Papoutsis-Kiachagias, E. M.,
        Giannakoglou, K. C. (2015).
        On the proper treatment of grid sensitivities in continuous adjoint
        methods for shape optimization.
        Journal of computational physics, 301, 1-18.
        https://doi.org/10.1016/j.jcp.2015.08.012

    whereas their smoothing based on the computation of the 'Sobolev
    gradient' is derived from

        Vassberg J. C., Jameson A. (2006).
        Aerodynamic Shape Optimization Part I: Theoretical Background.
        VKI Lecture Series, Introduction to Optimization and
        Multidisciplinary Design, Brussels, Belgium, 8 March, 2006.

Source files

Definition at line 70 of file sensitivitySurface.H.

Constructor & Destructor Documentation

◆ sensitivitySurface()

sensitivitySurface	(	const fvMesh &	mesh,
		const dictionary &	dict,
		adjointSolver &	adjointSolver
	)

Construct from components.

Definition at line 256 of file sensitivitySurface.C.

References Foam::Zero.

◆ ~sensitivitySurface()

virtual ~sensitivitySurface ( )

virtualdefault

Destructor.

Member Function Documentation

◆ computeFaceDerivativesSize()

label computeFaceDerivativesSize ( const bool computeVectorFieldSize )

protected

Compute the size of the return field.

Definition at line 50 of file sensitivitySurface.C.

References Foam::foamVersion::patch.

◆ smoothSensitivities()

void smoothSensitivities ( )

protected

Smooth sensitivity derivatives based on the computation of the 'Sobolev gradient'.

Definition at line 65 of file sensitivitySurface.C.

References dictionary::add(), fvMesh::boundary(), GeometricField< Type, PatchField, GeoMesh >::boundaryFieldRef(), TimePaths::caseSystem(), sensitivitySurface::computeRadius(), polyMesh::dbDir(), DebugInfo, sensitivity::dict(), Foam::dimArea, Foam::dimless, Foam::constant::electromagnetic::e, Foam::endl(), faMesh::faceAreaNormals(), faceLabels(), Time::findInstance(), Foam::gMax(), Foam::Info, iters(), Foam::fam::laplacian(), Foam::mag(), sensitivity::mesh_, faMesh::meshSubDir, IOobjectOption::MUST_READ, Foam::nl, IOobjectOption::NO_READ, IOobjectOption::NO_WRITE, GeometricField< Type, PatchField, GeoMesh >::normalise(), patchID, GeometricField< Type, PatchField, GeoMesh >::primitiveFieldRef(), Time::printExecutionTime(), IOobjectOption::READ_IF_PRESENT, autoPtr< T >::ref(), faMatrix< Type >::relax(), autoPtr< T >::reset(), ShapeSensitivitiesBase::sensitivityPatchIDs_, HashTable< T, Key, Hash >::size(), faMatrix< Type >::solve(), Foam::fam::Sp(), Foam::sqr(), Foam::sqrt(), dictionary::subDictOrAdd(), adjointSensitivity::suffix_, fvMesh::time(), Time::timeName(), vsm(), ShapeSensitivitiesBase::wallFaceSensVecPtr_, Foam::Zero, and faPatchFieldBase::zeroGradientType().

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◆ computeRadius()

scalar computeRadius ( const faMesh & aMesh )

protected

Compute the physical smoothing radius based on the average boundary face 'length'.

Definition at line 235 of file sensitivitySurface.C.

References polyMesh::bounds(), sensitivity::dict(), forAll, Foam::gAverage(), polyMesh::geometricD(), dictionary::getOrDefault(), sensitivity::mesh_, polyMesh::nGeometricD(), Foam::pow(), faMesh::S(), and boundBox::span().

Referenced by sensitivitySurface::smoothSensitivities().

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◆ TypeName()

TypeName ( "surface" )

Runtime type information.

◆ read()

void read ( )

Read controls and update solver pointers if necessary.

Definition at line 280 of file sensitivitySurface.C.

References sensitivity::dict(), dictionary::getOrDefault(), sensitivitySurfacePoints::read(), sensitivitySurface::returnVectorField_, and sensitivitySurface::smoothSensitivities_.

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◆ assembleSensitivities()

void assembleSensitivities ( autoPtr< designVariables > & designVars )

virtual

Assemble sensitivities.

Reimplemented from sensitivitySurfacePoints.

Definition at line 292 of file sensitivitySurface.C.

References sensitivitySurfacePoints::assembleSensitivities(), forAll, PrimitivePatch< FaceList, PointField >::meshPoints(), Foam::foamVersion::patch, pp(), Foam::vtk::write(), and Foam::Zero.

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Member Data Documentation

◆ smoothSensitivities_

bool smoothSensitivities_

protected

Smooth sensitivity derivatives based on a surface Laplace solver.

Definition at line 81 of file sensitivitySurface.H.

Referenced by sensitivitySurface::read().

◆ returnVectorField_

bool returnVectorField_

protected

Return the complete vector of sensitivities.

Definition at line 86 of file sensitivitySurface.H.

Referenced by sensitivitySurface::read().

The documentation for this class was generated from the following files:

src/optimisation/adjointOptimisation/adjoint/optimisation/adjointSensitivity/adjointSensitivity/shape/surface/sensitivitySurface.H
src/optimisation/adjointOptimisation/adjoint/optimisation/adjointSensitivity/adjointSensitivity/shape/surface/sensitivitySurface.C

Public Member Functions

Protected Member Functions

Protected Attributes

Additional Inherited Members

Detailed Description

Constructor & Destructor Documentation

◆ sensitivitySurface()

◆ ~sensitivitySurface()

Member Function Documentation

◆ computeFaceDerivativesSize()

◆ smoothSensitivities()

◆ computeRadius()

◆ TypeName()

◆ read()

◆ assembleSensitivities()

Member Data Documentation

◆ smoothSensitivities_

◆ returnVectorField_