DAMASK_EICMD/src/phase_mechanics_plastic.f90

161 lines
6.6 KiB
Fortran

submodule(constitutive:constitutive_mech) plastic
interface
module subroutine isotropic_LpAndItsTangent(Lp,dLp_dMp,Mp,instance,me)
real(pReal), dimension(3,3), intent(out) :: &
Lp
real(pReal), dimension(3,3,3,3), intent(out) :: &
dLp_dMp
real(pReal), dimension(3,3), intent(in) :: &
Mp
integer, intent(in) :: &
instance, &
me
end subroutine isotropic_LpAndItsTangent
pure module subroutine phenopowerlaw_LpAndItsTangent(Lp,dLp_dMp,Mp,instance,me)
real(pReal), dimension(3,3), intent(out) :: &
Lp
real(pReal), dimension(3,3,3,3), intent(out) :: &
dLp_dMp
real(pReal), dimension(3,3), intent(in) :: &
Mp
integer, intent(in) :: &
instance, &
me
end subroutine phenopowerlaw_LpAndItsTangent
pure module subroutine kinehardening_LpAndItsTangent(Lp,dLp_dMp,Mp,instance,me)
real(pReal), dimension(3,3), intent(out) :: &
Lp
real(pReal), dimension(3,3,3,3), intent(out) :: &
dLp_dMp
real(pReal), dimension(3,3), intent(in) :: &
Mp
integer, intent(in) :: &
instance, &
me
end subroutine kinehardening_LpAndItsTangent
module subroutine dislotwin_LpAndItsTangent(Lp,dLp_dMp,Mp,T,instance,me)
real(pReal), dimension(3,3), intent(out) :: &
Lp
real(pReal), dimension(3,3,3,3), intent(out) :: &
dLp_dMp
real(pReal), dimension(3,3), intent(in) :: &
Mp
real(pReal), intent(in) :: &
T
integer, intent(in) :: &
instance, &
me
end subroutine dislotwin_LpAndItsTangent
pure module subroutine dislotungsten_LpAndItsTangent(Lp,dLp_dMp,Mp,T,instance,me)
real(pReal), dimension(3,3), intent(out) :: &
Lp
real(pReal), dimension(3,3,3,3), intent(out) :: &
dLp_dMp
real(pReal), dimension(3,3), intent(in) :: &
Mp
real(pReal), intent(in) :: &
T
integer, intent(in) :: &
instance, &
me
end subroutine dislotungsten_LpAndItsTangent
module subroutine nonlocal_LpAndItsTangent(Lp,dLp_dMp, &
Mp,Temperature,instance,me,ip,el)
real(pReal), dimension(3,3), intent(out) :: &
Lp
real(pReal), dimension(3,3,3,3), intent(out) :: &
dLp_dMp
real(pReal), dimension(3,3), intent(in) :: &
Mp !< Mandel stress
real(pReal), intent(in) :: &
Temperature
integer, intent(in) :: &
instance, &
me, &
ip, & !< current integration point
el !< current element number
end subroutine nonlocal_LpAndItsTangent
end interface
contains
!--------------------------------------------------------------------------------------------------
!> @brief contains the constitutive equation for calculating the velocity gradient
! ToDo: Discuss whether it makes sense if crystallite handles the configuration conversion, i.e.
! Mp in, dLp_dMp out
!--------------------------------------------------------------------------------------------------
module subroutine plastic_LpAndItsTangents(Lp, dLp_dS, dLp_dFi, &
S, Fi, co, ip, el)
integer, intent(in) :: &
co, & !< component-ID of integration point
ip, & !< integration point
el !< element
real(pReal), intent(in), dimension(3,3) :: &
S, & !< 2nd Piola-Kirchhoff stress
Fi !< intermediate deformation gradient
real(pReal), intent(out), dimension(3,3) :: &
Lp !< plastic velocity gradient
real(pReal), intent(out), dimension(3,3,3,3) :: &
dLp_dS, &
dLp_dFi !< derivative me Lp with respect to Fi
real(pReal), dimension(3,3,3,3) :: &
dLp_dMp !< derivative of Lp with respect to Mandel stress
real(pReal), dimension(3,3) :: &
Mp !< Mandel stress work conjugate with Lp
integer :: &
i, j, instance, me, ph
Mp = matmul(matmul(transpose(Fi),Fi),S)
me = material_phasememberAt(co,ip,el)
ph = material_phaseAt(co,el)
instance = phase_plasticityInstance(ph)
plasticityType: select case (phase_plasticity(material_phaseAt(co,el)))
case (PLASTICITY_NONE_ID) plasticityType
Lp = 0.0_pReal
dLp_dMp = 0.0_pReal
case (PLASTICITY_ISOTROPIC_ID) plasticityType
call isotropic_LpAndItsTangent(Lp,dLp_dMp,Mp,instance,me)
case (PLASTICITY_PHENOPOWERLAW_ID) plasticityType
call phenopowerlaw_LpAndItsTangent(Lp,dLp_dMp,Mp,instance,me)
case (PLASTICITY_KINEHARDENING_ID) plasticityType
call kinehardening_LpAndItsTangent(Lp,dLp_dMp,Mp,instance,me)
case (PLASTICITY_NONLOCAL_ID) plasticityType
call nonlocal_LpAndItsTangent(Lp,dLp_dMp,Mp, thermal_T(ph,me),instance,me,ip,el)
case (PLASTICITY_DISLOTWIN_ID) plasticityType
call dislotwin_LpAndItsTangent(Lp,dLp_dMp,Mp, thermal_T(ph,me),instance,me)
case (PLASTICITY_DISLOTUNGSTEN_ID) plasticityType
call dislotungsten_LpAndItsTangent(Lp,dLp_dMp,Mp, thermal_T(ph,me),instance,me)
end select plasticityType
do i=1,3; do j=1,3
dLp_dFi(i,j,1:3,1:3) = matmul(matmul(Fi,S),transpose(dLp_dMp(i,j,1:3,1:3))) + &
matmul(matmul(Fi,dLp_dMp(i,j,1:3,1:3)),S)
dLp_dS(i,j,1:3,1:3) = matmul(matmul(transpose(Fi),Fi),dLp_dMp(i,j,1:3,1:3)) ! ToDo: @PS: why not: dLp_dMp:(FiT Fi)
enddo; enddo
end subroutine plastic_LpAndItsTangents
end submodule plastic