Strategy for linearized prebuckling analysis. More...

#include <prebuckling_strategy.hpp>

Inheritance diagram for Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >:

Collaboration diagram for Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >:

Public Member Functions
Life Cycle
	PrebucklingStrategy (ModelPart &rModelPart, SchemePointerType pScheme, BuilderAndSolverPointerType pEigenSolver, BuilderAndSolverPointerType pBuilderAndSolver, typename ConvergenceCriteriaType::Pointer pConvergenceCriteria, int MaxIteration, Parameters BucklingSettings)
	Constructor. More...

	PrebucklingStrategy (const PrebucklingStrategy &Other)=delete
	Deleted copy constructor. More...

	~PrebucklingStrategy () override
	Destructor. More...

Operations
SchemePointerType &	pGetScheme ()
	Get method for the scheme. More...

BuilderAndSolverPointerType &	pGetEigenSolver ()
	Get method for the generalized eigenvalue problme solver. More...

BuilderAndSolverPointerType &	pGetBuilderAndSolver ()
	Get method for the builder and solver. More...

ConvergenceCriteriaType &	GetConvergenceCriteria ()
	Get method for the convergence criteria. More...

bool	GetSolutionFoundFlag ()
	Get method for solution found flag. More...

void	SetEchoLevel (int Level) override
	This sets the level of echo for the solving strategy. More...

void	Initialize () override
	Initialization of member variables and prior operation. More...

void	Clear () override
	Clears the internal storage. More...

void	InitializeSolutionStep () override
	Performs all the required operations that should be done (for each step) before solving the solution step. More...

bool	SolveSolutionStep () override
	Solves the current step. This function returns true if a solution has been found, false otherwise. More...

void	FinalizeSolutionStep () override
	Performs all the required operations that should be done (for each step) after solving the solution step. More...

int	Check () override
	Function to perform expensive checks. More...

Public Member Functions inherited from Kratos::ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >
	ImplicitSolvingStrategy ()
	Default constructor. More...

	ImplicitSolvingStrategy (ModelPart &rModelPart, Parameters ThisParameters)
	Default constructor. (with parameters) More...

	ImplicitSolvingStrategy (ModelPart &rModelPart, bool MoveMeshFlag=false)
	Default constructor. More...

virtual	~ImplicitSolvingStrategy ()

BaseType::Pointer	Create (ModelPart &rModelPart, Parameters ThisParameters) const override
	Create method. More...

void	SetRebuildLevel (int Level) override
	This sets the build level. More...

int	GetRebuildLevel () const override
	This returns the build level. More...

void	SetStiffnessMatrixIsBuilt (const bool StiffnessMatrixIsBuilt)
	This method sets the flag mStiffnessMatrixIsBuilt. More...

bool	GetStiffnessMatrixIsBuilt () const
	This method gets the flag mStiffnessMatrixIsBuilt. More...

std::string	Info () const override
	Turn back information as a string. More...

	KRATOS_CLASS_POINTER_DEFINITION (ImplicitSolvingStrategy)

Parameters	GetDefaultParameters () const override
	This method provides the defaults parameters to avoid conflicts between the different constructors. More...

Public Member Functions inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >
	SolvingStrategy ()
	Default constructor. More...

	SolvingStrategy (ModelPart &rModelPart, Parameters ThisParameters)
	Default constructor. (with parameters) More...

	SolvingStrategy (ModelPart &rModelPart, bool MoveMeshFlag=false)
	Default constructor. More...

virtual	~SolvingStrategy ()

virtual void	PrintInfo (std::ostream &rOStream) const
	Print information about this object. More...

virtual void	PrintData (std::ostream &rOStream) const
	Print object's data. More...

	KRATOS_CLASS_POINTER_DEFINITION (SolvingStrategy)

virtual void	Predict ()
	Operation to predict the solution ... if it is not called a trivial predictor is used in which the values of the solution step of interest are assumed equal to the old values. More...

virtual double	Solve ()
	The problem of interest is solved. More...

virtual bool	IsConverged ()
	This should be considered as a "post solution" convergence check which is useful for coupled analysis. More...

virtual void	CalculateOutputData ()
	This operations should be called before printing the results when non trivial results (e.g. stresses) need to be calculated given the solution of the step. More...

int	GetEchoLevel ()
	This returns the level of echo for the solving strategy. More...

void	SetMoveMeshFlag (bool Flag)
	This function sets the flag that says if the mesh is moved. More...

bool	MoveMeshFlag ()
	This function returns the flag that says if the mesh is moved. More...

bool	GetMoveMeshFlag ()
	This function returns the flag that says if the mesh is moved. More...

virtual void	MoveMesh ()
	This function is designed to move the mesh. More...

ModelPart &	GetModelPart ()
	Operations to get the pointer to the model. More...

const ModelPart &	GetModelPart () const
	Operations to get the pointer to the model. More...

virtual double	GetResidualNorm ()
	Operations to get the residual norm. More...

virtual TSystemMatrixType &	GetSystemMatrix ()
	This method returns the LHS matrix. More...

virtual TSystemVectorType &	GetSystemVector ()
	This method returns the RHS vector. More...

virtual TSystemVectorType &	GetSolutionVector ()
	This method returns the solution vector. More...

Type Definitions
typedef ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >	BaseType

typedef BaseType::TSchemeType::Pointer	SchemePointerType

typedef BaseType::TBuilderAndSolverType::Pointer	BuilderAndSolverPointerType

typedef TDenseSpace::VectorType	DenseVectorType

typedef TDenseSpace::MatrixType	DenseMatrixType

typedef TSparseSpace	SparseSpaceType

typedef TSparseSpace::VectorPointerType	SparseVectorPointerType

typedef TSparseSpace::MatrixPointerType	SparseMatrixPointerType

typedef TSparseSpace::MatrixType	SparseMatrixType

typedef TSparseSpace::VectorType	SparseVectorType

typedef ConvergenceCriteria< TSparseSpace, TDenseSpace >	ConvergenceCriteriaType

	KRATOS_CLASS_POINTER_DEFINITION (PrebucklingStrategy)

Additional Inherited Members
Public Types inherited from Kratos::ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >
typedef SolvingStrategy< TSparseSpace, TDenseSpace >	BaseType

typedef BaseType::TDataType	TDataType

typedef BaseType::TSystemMatrixType	TSystemMatrixType

typedef BaseType::TSystemVectorType	TSystemVectorType

typedef BaseType::TSystemMatrixPointerType	TSystemMatrixPointerType

typedef BaseType::TSystemVectorPointerType	TSystemVectorPointerType

typedef BaseType::LocalSystemMatrixType	LocalSystemMatrixType

typedef BaseType::LocalSystemVectorType	LocalSystemVectorType

typedef Scheme< TSparseSpace, TDenseSpace >	TSchemeType

typedef BuilderAndSolver< TSparseSpace, TDenseSpace, TLinearSolver >	TBuilderAndSolverType

typedef ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >	ClassType

typedef BaseType::TDofType	TDofType

typedef BaseType::DofsArrayType	DofsArrayType

typedef BaseType::NodesArrayType	NodesArrayType

typedef BaseType::ElementsArrayType	ElementsArrayType

typedef BaseType::ConditionsArrayType	ConditionsArrayType

Public Types inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >
typedef TSparseSpace::DataType	TDataType

typedef TSparseSpace::MatrixType	TSystemMatrixType

typedef TSparseSpace::VectorType	TSystemVectorType

typedef TSparseSpace::MatrixPointerType	TSystemMatrixPointerType

typedef TSparseSpace::VectorPointerType	TSystemVectorPointerType

typedef TDenseSpace::MatrixType	LocalSystemMatrixType

typedef TDenseSpace::VectorType	LocalSystemVectorType

typedef SolvingStrategy< TSparseSpace, TDenseSpace >	ClassType

typedef ModelPart::DofType	TDofType

typedef ModelPart::DofsArrayType	DofsArrayType

typedef ModelPart::NodesContainerType	NodesArrayType

typedef ModelPart::ElementsContainerType	ElementsArrayType

typedef ModelPart::ConditionsContainerType	ConditionsArrayType

Static Public Member Functions inherited from Kratos::ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >
static std::string	Name ()
	Returns the name of the class as used in the settings (snake_case format) More...

Static Public Member Functions inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >
static std::string	Name ()
	Returns the name of the class as used in the settings (snake_case format) More...

Protected Member Functions inherited from Kratos::ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >
void	AssignSettings (const Parameters ThisParameters) override
	This method assigns settings to member variables. More...

Protected Member Functions inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >
virtual Parameters	ValidateAndAssignParameters (Parameters ThisParameters, const Parameters DefaultParameters) const
	This method validate and assign default parameters. More...

Protected Attributes inherited from Kratos::ImplicitSolvingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >
int	mRebuildLevel

bool	mStiffnessMatrixIsBuilt
	The current rebuild level. More...

Protected Attributes inherited from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >
int	mEchoLevel

Detailed Description

template<class TSparseSpace, class TDenseSpace, class TLinearSolver>
class Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >

Strategy for linearized prebuckling analysis.

Author: Manuel Messmer

Member Typedef Documentation

◆ BaseType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef ImplicitSolvingStrategy<TSparseSpace, TDenseSpace, TLinearSolver> Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::BaseType

◆ BuilderAndSolverPointerType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef BaseType::TBuilderAndSolverType::Pointer Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::BuilderAndSolverPointerType

◆ ConvergenceCriteriaType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef ConvergenceCriteria<TSparseSpace, TDenseSpace> Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::ConvergenceCriteriaType

◆ DenseMatrixType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef TDenseSpace::MatrixType Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::DenseMatrixType

◆ DenseVectorType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef TDenseSpace::VectorType Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::DenseVectorType

◆ SchemePointerType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef BaseType::TSchemeType::Pointer Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SchemePointerType

◆ SparseMatrixPointerType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef TSparseSpace::MatrixPointerType Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SparseMatrixPointerType

◆ SparseMatrixType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef TSparseSpace::MatrixType Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SparseMatrixType

◆ SparseSpaceType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef TSparseSpace Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SparseSpaceType

◆ SparseVectorPointerType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef TSparseSpace::VectorPointerType Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SparseVectorPointerType

◆ SparseVectorType

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

typedef TSparseSpace::VectorType Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SparseVectorType

Constructor & Destructor Documentation

◆ PrebucklingStrategy() [1/2]

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::PrebucklingStrategy	(	ModelPart &	rModelPart,
		SchemePointerType	pScheme,
		BuilderAndSolverPointerType	pEigenSolver,
		BuilderAndSolverPointerType	pBuilderAndSolver,
		typename ConvergenceCriteriaType::Pointer	pConvergenceCriteria,
		int	MaxIteration,
		Parameters	BucklingSettings
	)

inline

Constructor.

Parameters

rModelPart	The model part of the problem
pScheme	The integration scheme
pEigenSolver	The generalized eigenvalue problem solver employed
pBuilderAndSolver	The builder and solver employed
pConvergenceCriteria	The convergence criteria employed
MaxIteration	The maximum number of non-linear iterations
InitialLoadIncrement	Load increment of the first load step
SmallLoadIncrement	Load increment of the small load step
PathFollowingStep	Load increment of the big load step
ConvergenceRatio	Convergence ratio for the computed eigenvalues
MakeMatricesSymmetricFlag	Flag to ensures that matrices are symmetric before eigenvalue problem is evaluated

◆ PrebucklingStrategy() [2/2]

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::PrebucklingStrategy ( const PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver > & Other )

delete

Deleted copy constructor.

◆ ~PrebucklingStrategy()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::~PrebucklingStrategy ( )

inlineoverride

Destructor.

Member Function Documentation

◆ Check()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

int Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::Check ( )

inlineoverridevirtual

Function to perform expensive checks.

It is designed to be called ONCE to verify that the input is correct.

Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.

◆ Clear()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

void Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::Clear ( )

inlineoverridevirtual

Clears the internal storage.

Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.

◆ FinalizeSolutionStep()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

void Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::FinalizeSolutionStep ( )

inlineoverridevirtual

Performs all the required operations that should be done (for each step) after solving the solution step.

Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.

◆ GetConvergenceCriteria()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

ConvergenceCriteriaType& Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::GetConvergenceCriteria ( )

inline

Get method for the convergence criteria.

Returns: mpConvergenceCriteria: The pointer to the convergence criteria considered

◆ GetSolutionFoundFlag()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

bool Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::GetSolutionFoundFlag ( )

inline

Get method for solution found flag.

Returns: mSolutionFound: Flag that indicates if solution is found

◆ Initialize()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

void Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::Initialize ( void )

inlineoverridevirtual

Initialization of member variables and prior operation.

Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.

◆ InitializeSolutionStep()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

void Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::InitializeSolutionStep ( )

inlineoverridevirtual

Performs all the required operations that should be done (for each step) before solving the solution step.

A member variable should be used as a flag to make sure this function is called only once per step.

Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.

◆ KRATOS_CLASS_POINTER_DEFINITION()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::KRATOS_CLASS_POINTER_DEFINITION ( PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver > )

◆ pGetBuilderAndSolver()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

BuilderAndSolverPointerType& Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::pGetBuilderAndSolver ( )

inline

Get method for the builder and solver.

Returns: mpBuilderAndSolver: The pointer to the builder and solver considered

◆ pGetEigenSolver()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

BuilderAndSolverPointerType& Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::pGetEigenSolver ( )

inline

Get method for the generalized eigenvalue problme solver.

Returns: mpEigenSolver: The pointer to the eigen solver considered

◆ pGetScheme()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

SchemePointerType& Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::pGetScheme ( )

inline

Get method for the scheme.

Returns: mpScheme: The pointer to the scheme considered

◆ SetEchoLevel()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

void Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SetEchoLevel ( int Level )

inlineoverridevirtual

This sets the level of echo for the solving strategy.

Parameters

Level of echo for the solving strategy

{ 0 -> Mute... no echo at all 1 -> Printing time and basic informations 2 -> Printing linear solver data 3 -> Print of debug informations: Echo of stiffness matrix, Dx, b... }

Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.

◆ SolveSolutionStep()

template<class TSparseSpace , class TDenseSpace , class TLinearSolver >

bool Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >::SolveSolutionStep ( )

inlineoverridevirtual

Solves the current step. This function returns true if a solution has been found, false otherwise.

Parameters

mLambda	Smallest eigenvalue of current solution step
mLambdaPrev	Smallest eigenvalue of previous solution step
delta_load_multiplier	Load increment between two load steps

Reimplemented from Kratos::SolvingStrategy< TSparseSpace, TDenseSpace >.

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

/home/runner/work/Documentation/Documentation/master/applications/StructuralMechanicsApplication/custom_strategies/custom_strategies/prebuckling_strategy.hpp

Public Member Functions

Type Definitions

Additional Inherited Members

Detailed Description

template<class TSparseSpace, class TDenseSpace, class TLinearSolver> class Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >

Member Typedef Documentation

◆ BaseType

◆ BuilderAndSolverPointerType

◆ ConvergenceCriteriaType

◆ DenseMatrixType

◆ DenseVectorType

◆ SchemePointerType

◆ SparseMatrixPointerType

◆ SparseMatrixType

◆ SparseSpaceType

◆ SparseVectorPointerType

◆ SparseVectorType

Constructor & Destructor Documentation

◆ PrebucklingStrategy() [1/2]

◆ PrebucklingStrategy() [2/2]

◆ ~PrebucklingStrategy()

Member Function Documentation

◆ Check()

◆ Clear()

◆ FinalizeSolutionStep()

◆ GetConvergenceCriteria()

◆ GetSolutionFoundFlag()

◆ Initialize()

◆ InitializeSolutionStep()

◆ KRATOS_CLASS_POINTER_DEFINITION()

◆ pGetBuilderAndSolver()

◆ pGetEigenSolver()

◆ pGetScheme()

◆ SetEchoLevel()

◆ SolveSolutionStep()

template<class TSparseSpace, class TDenseSpace, class TLinearSolver>
class Kratos::PrebucklingStrategy< TSparseSpace, TDenseSpace, TLinearSolver >