load phase More...

#include <load.hpp>

Collaboration diagram for micromechanical::core::LoadPhase< T >:

Public Member Functions
	LoadPhase (Eigen::Matrix< T, 6, 1 > initial, Eigen::Matrix< T, 6, 1 > final, Eigen::Matrix< T, 6, 1 > control, Eigen::Matrix< T, 6, 1 > total, const int &steps=100)
	constructor

	LoadPhase ()
	default constructor

virtual	~LoadPhase ()=default
	destructor

bool	isCompatibleWith (const LoadPhase &previous) const
	check if the load phase is compatible with the previous load phase. A load phase is compatible with the previous load phase if initial stress/strain is the same as the final stress/strain of the previous load phase for the same control variable.

void	makeCompatibleWith (const LoadPhase &previous)
	make the load phase compatible with the previous load phase. The initial stress/strain is set to the final stress/strain of the previous load phase for the same control variable.

bool	isIsotropic (T tol=1e-6) const
	check if the load phase is isotropic

void	initialize (StateVariable< T > &sv) const
	initialize the state variables

bool	requiresFinalization () const
	check if the load phase requires finalization.

Eigen::Matrix< T, 6, 1 >	finalize (Eigen::Matrix< T, 6, 1 > sig)
	finalize the mixed load

Static Public Member Functions
static LoadPhase	isotropic (T sigc, int steps)
	isotropic load phase

static LoadPhase	drainedTriaxial (T sigc, T epsa_max, int steps)
	drained triaxial load phase

static LoadPhase	undrainedTriaxial (T epsa_max, int steps)
	undrained triaxial load phase

static LoadPhase	undrainedTriaxialWithoutShear (T epsa_max, int steps)
	undrained triaxial load phase with controlling the shear strain

static LoadPhase	trueTriaxialWithConstantShear (T p, T b, int steps)
	true triaxial load phase with constant shear

static LoadPhase	trueTriaxial (T sig3, T b, T epsa_max, int steps)
	true triaxial load phase

static LoadPhase	confinement (T epsa_max, int steps)
	confinement load phase

Public Attributes
Eigen::Matrix< T, 6, 1 >	initial
	initial loading

Eigen::Matrix< T, 6, 1 >	final
	final loading

Eigen::Matrix< T, 6, 1 >	control
	control type of the load, 0 for stress, 1 for strain, -1 for ignored

Eigen::Matrix< T, 6, 1 >	total
	control whether the load is total or incremental, 0 for incremental, 1 for total

int	steps
	number of steps

T	b = -1.0
	intermediate stress ratio

Detailed Description

template<typename T>
struct micromechanical::core::LoadPhase< T >

load phase

Constructor & Destructor Documentation

◆ LoadPhase() [1/2]

template<typename T>

micromechanical::core::LoadPhase< T >::LoadPhase	(	Eigen::Matrix< T, 6, 1 >	initial,
		Eigen::Matrix< T, 6, 1 >	final,
		Eigen::Matrix< T, 6, 1 >	control,
		Eigen::Matrix< T, 6, 1 >	total,
		const int &	steps = 100 )

inline

constructor

Parameters

initial	initial loading
final	final loading
control	control variable for the load, 0 for stress, 1 for strain, -1 for ignored
total	control whether the load is total or incremental, 0 for incremental, 1 for total
steps	number of steps

References control, final, initial, steps, and total.

Referenced by confinement(), drainedTriaxial(), isCompatibleWith(), isotropic(), makeCompatibleWith(), trueTriaxial(), trueTriaxialWithConstantShear(), undrainedTriaxial(), and undrainedTriaxialWithoutShear().

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◆ LoadPhase() [2/2]

template<typename T>

micromechanical::core::LoadPhase< T >::LoadPhase ( )

inline

default constructor

References control, final, initial, steps, and total.

◆ ~LoadPhase()

template<typename T>

virtual micromechanical::core::LoadPhase< T >::~LoadPhase ( )

virtualdefault

destructor

Member Function Documentation

◆ confinement()

template<typename T>

static LoadPhase micromechanical::core::LoadPhase< T >::confinement	(	T	epsa_max,
		int	steps )

inlinestatic

confinement load phase

Parameters

epsa_max	maximum strain
steps	number of steps

References control, initial, LoadPhase(), steps, and total.

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◆ drainedTriaxial()

template<typename T>

static LoadPhase micromechanical::core::LoadPhase< T >::drainedTriaxial	(	T	sigc,
		T	epsa_max,
		int	steps )

inlinestatic

drained triaxial load phase

Parameters

sigc	confined stress
epsa_max	maximum strain
steps	number of steps

References control, initial, LoadPhase(), steps, and total.

Referenced by trueTriaxial().

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◆ finalize()

template<typename T>

Eigen::Matrix< T, 6, 1 > micromechanical::core::LoadPhase< T >::finalize ( Eigen::Matrix< T, 6, 1 > sig )

inline

finalize the mixed load

Parameters

sig stress

References requiresFinalization().

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◆ initialize()

template<typename T>

void micromechanical::core::LoadPhase< T >::initialize ( StateVariable< T > & sv ) const

inline

initialize the state variables

Parameters

sv	state variables

References micromechanical::core::StateVariable< T >::eps, and micromechanical::core::StateVariable< T >::sig.

◆ isCompatibleWith()

template<typename T>

bool micromechanical::core::LoadPhase< T >::isCompatibleWith ( const LoadPhase< T > & previous ) const

inline

check if the load phase is compatible with the previous load phase. A load phase is compatible with the previous load phase if initial stress/strain is the same as the final stress/strain of the previous load phase for the same control variable.

Parameters

previous previous load phase

Returns: true if compatible, false otherwise

References control, final, LoadPhase(), and total.

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◆ isIsotropic()

template<typename T>

bool micromechanical::core::LoadPhase< T >::isIsotropic ( T tol = 1e-6 ) const

inline

check if the load phase is isotropic

Parameters

tol	absolute tolerance

Returns: true if isotropic, false otherwise

◆ isotropic()

template<typename T>

static LoadPhase micromechanical::core::LoadPhase< T >::isotropic	(	T	sigc,
		int	steps )

inlinestatic

isotropic load phase

Parameters

sigc	confined stress
steps	number of steps

References control, initial, LoadPhase(), steps, and total.

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◆ makeCompatibleWith()

template<typename T>

void micromechanical::core::LoadPhase< T >::makeCompatibleWith ( const LoadPhase< T > & previous )

inline

make the load phase compatible with the previous load phase. The initial stress/strain is set to the final stress/strain of the previous load phase for the same control variable.

Parameters

previous previous load phase

References control, final, initial, LoadPhase(), and total.

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