FrontISTR 5.2.0
Large-scale structural analysis program with finit element method
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uyield.f90 File Reference

Go to the source code of this file.

Functions/Subroutines

subroutine uelastoplasticmatrix (matl, stress, istat, fstat, d)
 This subroutine read in used-defined material properties tangent This subroutine calculates elastoplastic constitutive relation.
 
subroutine ubackwardeuler (matl, stress, istat, fstat)
 This subroutine does backward-Euler return calculation.
 

Function/Subroutine Documentation

◆ ubackwardeuler()

subroutine ubackwardeuler ( real(kind=kreal), intent(in)  matl,
real(kind=kreal), dimension(6), intent(inout)  stress,
integer, intent(inout)  istat,
real(kind=kreal), dimension(:), intent(inout)  fstat 
)

This subroutine does backward-Euler return calculation.

Parameters
[in]matlmaterial properties
[in,out]istatplastic state
[in,out]fstatplastic strain, back stress

Definition at line 19 of file uyield.f90.

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◆ uelastoplasticmatrix()

subroutine uelastoplasticmatrix ( real(kind=kreal), dimension(:), intent(in)  matl,
real(kind=kreal), dimension(6), intent(in)  stress,
integer, intent(in)  istat,
real(kind=kreal), dimension(:), intent(in)  fstat,
real(kind=kreal), dimension(:,:), intent(out)  d 
)

This subroutine read in used-defined material properties tangent This subroutine calculates elastoplastic constitutive relation.

Parameters
[in]matlmaterial properties
[in]istatplastic state
[in]fstatplastic strain, back stress
[out]dstrain-stress relation

Definition at line 8 of file uyield.f90.

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