#include <TPZYCTresca.h>

Inheritance diagram for TPZYCTresca:

Collaboration diagram for TPZYCTresca:

Public Types
enum	{ NYield }

Public Member Functions
virtual int	ClassId () const override
	Define the class id associated with the class. More...

const char *	Name () const

void	Print (std::ostream &out) const override

int	GetForceYield ()

void	SetForceYield (const int forceYield)

void	SetYieldStatusMode (const TPZTensor< REAL > &sigma, const REAL &A)

template<class T >
void	Compute (const TPZTensor< T > &sigma, const T &A, TPZVec< T > &result, int checkForcedYield=0) const

template<class T >
void	N (const TPZTensor< T > &sigma, const T &A, TPZVec< TPZTensor< T > > &Ndir, int checkForcedYield=0) const

template<class T >
void	H (const TPZTensor< T > &sigma, const T &A, TPZVec< T > &h, int checkForcedYield=0) const

template<class T >
void	AlphaMultiplier (const T &A, T &multiplier) const

void	Read (TPZStream &buf, void *context) override
	read objects from the stream More...

void	Write (TPZStream &buf, int withclassid) const override
	Writes this object to the TPZStream buffer. Include the classid if withclassid = true. More...

void	YieldFunction (const TPZVec< STATE > &sigma, STATE kprev, TPZVec< STATE > &yield) const override

virtual int	GetNYield () const override

int	NumCases ()
	number of types of residuals More...

void	LoadState (TPZFMatrix< REAL > &state)
	LoadState will keep a given state as static variable of the class. More...

void	ComputeTangent (TPZFMatrix< REAL > &tangent, TPZVec< REAL > &coefs, int icase)

void	Residual (TPZFMatrix< REAL > &res, int icase)

Public Member Functions inherited from TPZSavable
	TPZSavable ()

virtual	~TPZSavable ()

virtual std::list< std::map< std::string, uint64_t > >	VersionHistory () const

virtual std::pair< std::string, uint64_t >	Version () const

virtual bool	Compare (TPZSavable *copy, bool override=false)
	Compares the object for identity with the object pointed to, eventually copy the object. More...

virtual bool	Compare (TPZSavable *copy, bool override=false) const
	Compares the object for identity with the object pointed to, eventually copy the object. More...

Public Member Functions inherited from TPZRegisterClassId
template<typename T >
	TPZRegisterClassId (int(T::*)() const)

	TPZRegisterClassId ()=default

Static Public Attributes
static TPZTensor< REAL >	gRefTension

Protected Member Functions
template<class T >
void	GradTheta (const TPZTensor< T > &sigma, T &theta, TPZTensor< T > &gradtheta) const
	Compute the inverse angle of the tresca yield criterium formula and the related data. More...

template<class T >
T	InverseAngle (const TPZTensor< T > &deviatoric) const
	Computes the inverse angle of the tresca yield criterium formula. More...

template<class T >
void	GradInverseAngle (const TPZTensor< T > &sigma, TPZTensor< T > &grad) const
	Computes the derivative of the inverse angle of the tresca yield criterium formula. More...

Additional Inherited Members
Static Public Member Functions inherited from TPZSavable
static std::set< TPZRestoreClassBase * > &	RestoreClassSet ()
	This static function guarantees that the gMap object is available when needed. More...

static std::map< int, TPZRestore_t > &	ClassIdMap ()
	This static function guarantees that the gMap object is available when needed. More...

static std::pair< std::string, uint64_t >	NeoPZVersion ()

static void	Register (TPZRestoreClassBase *restore)

static void	RegisterClassId (int classid, TPZRestore_t fun)

static TPZSavable *	CreateInstance (const int &classId)

Detailed Description

Definition at line 14 of file TPZYCTresca.h.

Member Enumeration Documentation

◆ anonymous enum

anonymous enum

Enumerator
NYield

Definition at line 18 of file TPZYCTresca.h.

Member Function Documentation

◆ AlphaMultiplier()

template<class T >

void TPZYCTresca::AlphaMultiplier	(	const T &	A,
		T &	multiplier
	)		const

inline

Multiplicador para o caso onde utilizamos uma variavel de dano modificada

Definition at line 93 of file TPZYCTresca.h.

◆ ClassId()

int TPZYCTresca::ClassId ( ) const

overridevirtual

Define the class id associated with the class.

This id has to be unique for all classes A non unique id is flagged at the startup of the program

Implements TPZSavable.

Reimplemented in TPZYCTrescaRegularized.

Definition at line 5 of file TPZYCTresca.cpp.

References Hash().

Referenced by TPZYCTrescaRegularized::ClassId().

◆ Compute()

template<class T >

void TPZYCTresca::Compute	(	const TPZTensor< T > &	sigma,
		const T &	A,
		TPZVec< T > &	result,
		int	checkForcedYield = `0`
	)		const

Evaluate the yield criteria

Parameters

[in]	sigma	current stress tensor
[in]	A	current thermodynamical force
[out]	result
[in]	checkForcedYield	indicates wether to force post-peak failure behavior

Definition at line 260 of file TPZYCTresca.h.

References asin, cos(), InverseAngle(), TPZTensor< T >::J2(), and sqrt.

Referenced by TPZYCTrescaRegularized::Compute(), Residual(), SetYieldStatusMode(), and YieldFunction().

◆ ComputeTangent()

void TPZYCTresca::ComputeTangent	(	TPZFMatrix< REAL > &	tangent,
		TPZVec< REAL > &	coefs,
		int	icase
	)

inline

Definition at line 154 of file TPZYCTresca.h.

References TPZTensor< T >::dJ2(), TPZTensor< T >::dJ3(), TPZTensor< T >::fData, GradInverseAngle(), gRefTension, and TPZFMatrix< TVar >::Redim().

◆ GetForceYield()

int TPZYCTresca::GetForceYield ( )

inline

Definition at line 34 of file TPZYCTresca.h.

◆ GetNYield()

virtual int TPZYCTresca::GetNYield ( ) const

inlineoverridevirtual

Implements TPZPlasticCriterion.

Reimplemented in TPZYCTrescaRegularized.

Definition at line 113 of file TPZYCTresca.h.

References as_integer(), GradInverseAngle(), GradTheta(), InverseAngle(), and NYield.

◆ GradInverseAngle()

template<class T >

void TPZYCTresca::GradInverseAngle	(	const TPZTensor< T > &	sigma,
		TPZTensor< T > &	grad
	)		const

protected

Computes the derivative of the inverse angle of the tresca yield criterium formula.

Definition at line 343 of file TPZYCTresca.h.

References TPZTensor< T >::Add(), TPZTensor< T >::dJ2(), TPZTensor< T >::dJ3(), TPZTensor< T >::J2(), TPZTensor< T >::J3(), TPZTensor< T >::Multiply(), sqrt, and TPZExtractVal::val().

Referenced by ComputeTangent(), GetNYield(), TPZYCTrescaRegularized::GradTheta(), and GradTheta().

◆ GradTheta()

template<class T >

void TPZYCTresca::GradTheta	(	const TPZTensor< T > &	sigma,
		T &	theta,
		TPZTensor< T > &	gradtheta
	)		const

protected

Compute the inverse angle of the tresca yield criterium formula and the related data.

Parameters

sigma	[in] stress tensor
theta	[out] one third of the asin of the inverse angle
gradtheta	[out] gradient of the inverse angle

Definition at line 360 of file TPZYCTresca.h.

References asin, GradInverseAngle(), InverseAngle(), LOGPZ_DEBUG, TPZTensor< T >::Multiply(), and sqrt.

Referenced by GetNYield(), and TPZYCTrescaRegularized::GradTheta().

◆ H()

template<class T >

void TPZYCTresca::H	(	const TPZTensor< T > &	sigma,
		const T &	A,
		TPZVec< T > &	h,
		int	checkForcedYield = `0`
	)		const

inline

Derivative of the yield function with respect to the thermodynamical force

Parameters

[in]	sigma	current stress tensor
[in]	A	current thermodynamical force
[out]	h	Derivative with respect to thermodynamical force
[in]	checkForcedYield	indicates wether to force post-peak failure behavior

Definition at line 84 of file TPZYCTresca.h.

Referenced by TPZYCVonMisesCombTresca::H().

◆ InverseAngle()

template<class T >

T TPZYCTresca::InverseAngle ( const TPZTensor< T > & deviatoric ) const

protected

Computes the inverse angle of the tresca yield criterium formula.

Definition at line 334 of file TPZYCTresca.h.

References TPZTensor< T >::J2(), TPZTensor< T >::J3(), sqrt, and TPZExtractVal::val().

Referenced by TPZYCTrescaRegularized::Compute(), Compute(), GetNYield(), TPZYCTrescaRegularized::GradTheta(), GradTheta(), and Residual().

◆ LoadState()

void TPZYCTresca::LoadState ( TPZFMatrix< REAL > & state )

inline

LoadState will keep a given state as static variable of the class.

Definition at line 149 of file TPZYCTresca.h.

References TPZTensor< T >::fData.

◆ N()

template<class T >

void TPZYCTresca::N	(	const TPZTensor< T > &	sigma,
		const T &	A,
		TPZVec< TPZTensor< T > > &	Ndir,
		int	checkForcedYield = `0`
	)		const

Derivative of the yield function

Parameters

[in]	sigma	current stress tensor
[in]	A	current thermodynamical force
[out]	Ndir	Stress derivative
[in]	checkForcedYield	indicates wether to force post-peak failure behavior

Definition at line 268 of file TPZYCTresca.h.

References TPZTensor< T >::Add(), cos(), TPZTensor< T >::dJ2(), LOGPZ_DEBUG, TPZTensor< T >::Multiply(), sin, and sqrt.

Referenced by SetYieldStatusMode().

◆ Name()

const char* TPZYCTresca::Name ( ) const

inline

Definition at line 24 of file TPZYCTresca.h.

Referenced by Print().

◆ NumCases()

int TPZYCTresca::NumCases ( )

inline

number of types of residuals

Definition at line 142 of file TPZYCTresca.h.

◆ Print()

void TPZYCTresca::Print ( std::ostream & out ) const

inlineoverridevirtual

Reimplemented from TPZPlasticCriterion.

Reimplemented in TPZYCTrescaRegularized.

Definition at line 29 of file TPZYCTresca.h.

References Name().

◆ Read()

void TPZYCTresca::Read	(	TPZStream &	buf,
		void *	context
	)

inlineoverridevirtual

read objects from the stream

Reimplemented from TPZSavable.

Reimplemented in TPZYCTrescaRegularized.

Definition at line 98 of file TPZYCTresca.h.

◆ Residual()

void TPZYCTresca::Residual	(	TPZFMatrix< REAL > &	res,
		int	icase
	)

inline

Definition at line 222 of file TPZYCTresca.h.

References Compute(), gRefTension, InverseAngle(), TPZTensor< T >::J2(), TPZTensor< T >::J3(), TPZFMatrix< TVar >::Redim(), and test::res.

◆ SetForceYield()

void TPZYCTresca::SetForceYield ( const int forceYield )

inline

Definition at line 39 of file TPZYCTresca.h.

◆ SetYieldStatusMode()

void TPZYCTresca::SetYieldStatusMode	(	const TPZTensor< REAL > &	sigma,
		const REAL &	A
	)

inline

Checks if the proposed yield state leads to post-peak material behaviour. If so, the material is forced to behave in post-peak in order to avoid equation switching during Newton's method in the PlasticLoop routines.

Parameters

[in]	sigma	stress state
[in]	A	Thermo Force

Definition at line 51 of file TPZYCTresca.h.

References Compute(), and N().

◆ Write()

void TPZYCTresca::Write	(	TPZStream &	buf,
		int	withclassid
	)		const

inlineoverridevirtual

Writes this object to the TPZStream buffer. Include the classid if withclassid = true.

Writes this object to the TPZStream buffer. Include the classid if withclassid = true

Reimplemented from TPZSavable.

Reimplemented in TPZYCTrescaRegularized.

Definition at line 102 of file TPZYCTresca.h.

◆ YieldFunction()

void TPZYCTresca::YieldFunction	(	const TPZVec< STATE > &	sigma,
		STATE	kprev,
		TPZVec< STATE > &	yield
	)		const

inlineoverridevirtual

Implements TPZPlasticCriterion.

Definition at line 105 of file TPZYCTresca.h.

References Compute(), TPZTensor< T >::XX(), TPZTensor< T >::YY(), and TPZTensor< T >::ZZ().

Member Data Documentation

◆ gRefTension

TPZTensor<REAL> TPZYCTresca::gRefTension

static

Definition at line 146 of file TPZYCTresca.h.

Referenced by ComputeTangent(), and Residual().

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

Material/REAL/Plasticity/TPZYCTresca.h
Material/REAL/Plasticity/TPZYCTresca.cpp

Public Types

Public Member Functions

Static Public Attributes

Protected Member Functions

Additional Inherited Members

Detailed Description

Member Enumeration Documentation

◆ anonymous enum

Member Function Documentation

◆ AlphaMultiplier()

◆ ClassId()

◆ Compute()

◆ ComputeTangent()

◆ GetForceYield()

◆ GetNYield()

◆ GradInverseAngle()

◆ GradTheta()

◆ H()

◆ InverseAngle()

◆ LoadState()

◆ N()

◆ Name()

◆ NumCases()

◆ Print()

◆ Read()

◆ Residual()

◆ SetForceYield()

◆ SetYieldStatusMode()

◆ Write()

◆ YieldFunction()

Member Data Documentation

◆ gRefTension