m_elastoplastic Module Reference

This module provide functions for elastoplastic calculation. More...

Functions/Subroutines
subroutine, public	calelastoplasticmatrix (matl, sectType, stress, istat, extval, plstrain, D, temperature, hdflag)
	This subroutine calculates elastoplastic constitutive relation. More...
subroutine	calelastoplasticmatrix_dp (matl, sectType, stress, istat, extval, plstrain, D, temperature, hdflag)
	This subroutine calculates elastoplastic constitutive relation. More...
subroutine, public	backwardeuler (matl, stress, plstrain, istat, fstat, plpotential, temp, hdflag)
	This subroutine does backward-Euler return calculation. More...
subroutine	backwardeuler_dp (matl, stress, plstrain, istat, fstat, temp, hdflag)
	This subroutine does backward-Euler return calculation for Drucker-Prager. More...
subroutine, public	updateepstate (gauss)
	Clear elatoplastic state. More...

Detailed Description

This module provide functions for elastoplastic calculation.

Function/Subroutine Documentation

backwardeuler()

subroutine, public m_elastoplastic::backwardeuler	(	type( tmaterial ), intent(in)	matl,
		real(kind=kreal), dimension(6), intent(inout)	stress,
		real(kind=kreal), intent(in)	plstrain,
		integer, intent(inout)	istat,
		real(kind=kreal), dimension(:), intent(inout)	fstat,
		real(kind=kreal), intent(inout)	plpotential,
		real(kind=kreal), intent(in)	temp,
		integer(kind=kint), intent(in), optional	hdflag
	)

This subroutine does backward-Euler return calculation.

Parameters

[in]	matl	material properties
[in,out]	stress	trial->real stress
[in]	plstrain	plastic strain till current substep
[in,out]	istat	plastic state
[in,out]	fstat	plastic strain, back stress
[in,out]	plpotential	plastic potential
[in]	temp	temperature

Definition at line 436 of file Elastoplastic.f90.

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backwardeuler_dp()

subroutine m_elastoplastic::backwardeuler_dp	(	type( tmaterial ), intent(in)	matl,
		real(kind=kreal), dimension(6), intent(inout)	stress,
		real(kind=kreal), intent(in)	plstrain,
		integer, intent(inout)	istat,
		real(kind=kreal), dimension(:), intent(inout)	fstat,
		real(kind=kreal), intent(in)	temp,
		integer(kind=kint), intent(in)	hdflag
	)

This subroutine does backward-Euler return calculation for Drucker-Prager.

Parameters

[in]	matl	material properties
[in,out]	stress	trial->real stress
[in]	plstrain	plastic strain till current substep
[in,out]	istat	plastic state
[in,out]	fstat	plastic strain, back stress
[in]	temp	temperature

Definition at line 759 of file Elastoplastic.f90.

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calelastoplasticmatrix()

subroutine, public m_elastoplastic::calelastoplasticmatrix	(	type( tmaterial ), intent(in)	matl,
		integer, intent(in)	sectType,
		real(kind=kreal), dimension(6), intent(in)	stress,
		integer, intent(in)	istat,
		real(kind=kreal), dimension(:), intent(in)	extval,
		real(kind=kreal), intent(in)	plstrain,
		real(kind=kreal), dimension(:,:), intent(out)	D,
		real(kind=kreal), intent(in)	temperature,
		integer(kind=kint), intent(in), optional	hdflag
	)

This subroutine calculates elastoplastic constitutive relation.

Parameters

[in]	matl	material properties
[in]	secttype	not used currently
[in]	extval	plastic strain, back stress
[in]	plstrain	plastic strain
[in]	istat	plastic state
[out]	d	constitutive relation

Definition at line 46 of file Elastoplastic.f90.

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calelastoplasticmatrix_dp()

subroutine m_elastoplastic::calelastoplasticmatrix_dp	(	type( tmaterial ), intent(in)	matl,
		integer, intent(in)	sectType,
		real(kind=kreal), dimension(6), intent(in)	stress,
		integer, intent(in)	istat,
		real(kind=kreal), dimension(:), intent(in)	extval,
		real(kind=kreal), intent(in)	plstrain,
		real(kind=kreal), dimension(:,:), intent(out)	D,
		real(kind=kreal), intent(in)	temperature,
		integer(kind=kint), intent(in)	hdflag
	)

This subroutine calculates elastoplastic constitutive relation.

Parameters

[in]	matl	material properties
[in]	secttype	not used currently
[in]	extval	plastic strain, back stress
[in]	plstrain	plastic strain
[in]	istat	plastic state
[out]	d	constitutive relation

Definition at line 264 of file Elastoplastic.f90.

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updateepstate()

subroutine, public m_elastoplastic::updateepstate

(

type(tgaussstatus), intent(inout)

gauss

)

Clear elatoplastic state.

Definition at line 876 of file Elastoplastic.f90.

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