mumat Module Reference

This subroutine read in used-defined material properties tangent. More...

Functions/Subroutines
subroutine	umatlmatrix (mname, matl, strain, stress, fstat, D, dtime, ttime, temperature)
	This subroutine calculates constitutive matrix. More...
subroutine	uupdate (mname, matl, strain, stress, fstat, dtime, ttime, temperature)
	This subroutine calculate strain and stress increment. More...

Detailed Description

This subroutine read in used-defined material properties tangent.

Function/Subroutine Documentation

umatlmatrix()

subroutine mumat::umatlmatrix	(	character(len=*), intent(in)	mname,
		real(kind=kreal), dimension(:), intent(in)	matl,
		real(kind=kreal), dimension(6), intent(in)	strain,
		real(kind=kreal), dimension(6), intent(in)	stress,
		real(kind=kreal), dimension(:), intent(in)	fstat,
		real(kind=kreal), dimension(:,:), intent(out)	D,
		real(kind=kreal), intent(in)	dtime,
		real(kind=kreal), intent(in)	ttime,
		real(kind=kreal), optional	temperature
	)

This subroutine calculates constitutive matrix.

Parameters

[in]	mname	material name
[in]	matl	material properties
[in]	strain	Green-Lagrangen strain
[in]	stress	2nd Piola-Kirchhiff stress tensor
[in]	fstat	state variables
[out]	d	strain-stress relation
[in]	dtime	time increment
[in]	ttime	total time at the start of the current increment

Definition at line 17 of file umat.f90.

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uupdate()

subroutine mumat::uupdate	(	character(len=*), intent(in)	mname,
		real(kind=kreal), dimension(:), intent(in)	matl,
		real(kind=kreal), dimension(6), intent(in)	strain,
		real(kind=kreal), dimension(6), intent(inout)	stress,
		real(kind=kreal), dimension(:), intent(inout)	fstat,
		real(kind=kreal), intent(in)	dtime,
		real(kind=kreal), intent(in)	ttime,
		real(kind=kreal), optional	temperature
	)

This subroutine calculate strain and stress increment.

Parameters

[in]	mname	material name
[in]	matl	material properties
[in,out]	stress	2nd Piola-Kirchhiff stress tensor
[in,out]	fstat	state variables
[in]	dtime	time increment
[in]	ttime	total time at the start of the current increment

Definition at line 31 of file umat.f90.

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