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DAMASK_EICMD
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DAMASK_EICMD/code/DAMASK_abaqus_std.f

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! Copyright 2011-13 Max-Planck-Institut für Eisenforschung GmbH
!
! This file is part of DAMASK,
! the Düsseldorf Advanced Material Simulation Kit.
!
! DAMASK is free software: you can redistribute it and/or modify
! it under the terms of the GNU General Public License as published by
! the Free Software Foundation, either version 3 of the License, or
! (at your option) any later version.
!
! DAMASK is distributed in the hope that it will be useful,
! but WITHOUT ANY WARRANTY; without even the implied warranty of
! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
! GNU General Public License for more details.
!
! You should have received a copy of the GNU General Public License
! along with DAMASK. If not, see <http://www.gnu.org/licenses/>.
!
!--------------------------------------------------------------------------------------------------
! $Id$
!--------------------------------------------------------------------------------------------------
!> @author Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
!> @author Franz Roters, Max-Planck-Institut für Eisenforschung GmbH
!> @author Koen Janssens, Paul Scherrer Institut
!> @author Arun Prakash, Fraunhofer IWM
!> @brief interfaces DAMASK with Abaqus/Standard
!> @details put the included file abaqus_v6.env in either your home or model directory,
!> it is a minimum Abaqus environment file containing all changes necessary to use the
!> DAMASK subroutine (see Abaqus documentation for more information on the use of abaqus_v6.env)
!--------------------------------------------------------------------------------------------------
#ifndef INT
#define INT 4
#endif
#ifndef FLOAT
#define FLOAT 8
#endif
#define Abaqus
#include "prec.f90"
module DAMASK_interface
implicit none
character(len=4), dimension(2), parameter :: INPUTFILEEXTENSION = ['.pes','.inp']
character(len=4), parameter :: LOGFILEEXTENSION = '.log'
contains
!--------------------------------------------------------------------------------------------------
!> @brief just reporting
!--------------------------------------------------------------------------------------------------
subroutine DAMASK_interface_init()
write(6,'(/,a)') ' <<<+- DAMASK_abaqus init -+>>>'
write(6,'(a)') ' $Id$'
#include "compilation_info.f90"
end subroutine DAMASK_interface_init
!--------------------------------------------------------------------------------------------------
!> @brief using Abaqus/Standard function to get working directory name
!--------------------------------------------------------------------------------------------------
character(1024) function getSolverWorkingDirectoryName()
implicit none
integer :: lenOutDir
getSolverWorkingDirectoryName=''
call getoutdir(getSolverWorkingDirectoryName, lenOutDir)
getSolverWorkingDirectoryName=trim(getSolverWorkingDirectoryName)//'/'
end function getSolverWorkingDirectoryName
!--------------------------------------------------------------------------------------------------
!> @brief using Abaqus/Standard function to get solver job name
!--------------------------------------------------------------------------------------------------
character(1024) function getSolverJobName()
implicit none
integer :: lenJobName
getSolverJobName=''
call getJobName(getSolverJobName, lenJobName)
end function getSolverJobName
end module DAMASK_interface
#include "IO.f90"
#include "numerics.f90"
#include "debug.f90"
#include "math.f90"
#include "FEsolving.f90"
#include "mesh.f90"
#include "material.f90"
#include "lattice.f90"
#include "constitutive_none.f90"
#include "constitutive_j2.f90"
#include "constitutive_phenopowerlaw.f90"
#include "constitutive_titanmod.f90"
#include "constitutive_dislotwin.f90"
#include "constitutive_nonlocal.f90"
#include "constitutive.f90"
#include "crystallite.f90"
#include "homogenization_isostrain.f90"
#include "homogenization_RGC.f90"
#include "homogenization.f90"
#include "CPFEM.f90"
subroutine UMAT(STRESS,STATEV,DDSDDE,SSE,SPD,SCD,&
RPL,DDSDDT,DRPLDE,DRPLDT,STRAN,DSTRAN,&
TIME,DTIME,TEMP,DTEMP,PREDEF,DPRED,CMNAME,NDI,NSHR,NTENS,&
NSTATV,PROPS,NPROPS,COORDS,DROT,PNEWDT,CELENT,&
DFGRD0,DFGRD1,NOEL,NPT,KSLAY,KSPT,KSTEP,KINC)
use prec, only: &
pReal, &
pInt
use numerics, only: &
numerics_unitlength
use FEsolving, only: &
cycleCounter, &
theInc, &
calcMode, &
lastMode, &
theTime, &
theDelta, &
lastIncConverged, &
outdatedByNewInc, &
outdatedFFN1, &
terminallyIll, &
symmetricSolver
use math, only: &
invnrmMandel
use debug, only: &
debug_info, &
debug_reset, &
debug_levelBasic, &
debug_level, &
debug_abaqus
use mesh, only: &
mesh_FEasCP, &
mesh_ipCoordinates
use CPFEM, only: &
CPFEM_general, &
CPFEM_init_done, &
CPFEM_initAll, &
CPFEM_CALCRESULTS, &
CPFEM_AGERESULTS, &
CPFEM_COLLECT, &
CPFEM_RESTOREJACOBIAN, &
CPFEM_BACKUPJACOBIAN
use homogenization, only: &
materialpoint_sizeResults, &
materialpoint_results
implicit none
integer(pInt), intent(in) :: &
nDi, & !< Number of direct stress components at this point
nShr, & !< Number of engineering shear stress components at this point
nTens, & !< Size of the stress or strain component array (NDI + NSHR)
nStatV, & !< Number of solution-dependent state variables
nProps, & !< User-defined number of material constants
noEl, & !< element number
nPt,& !< integration point number
kSlay, & !< layer number (shell elements etc.)
kSpt, & !< section point within the current layer
kStep, & !< step number
kInc !< increment number
character(len=80), intent(in) :: &
cmname !< uses-specified material name, left justified
real(pReal), intent(in) :: &
DTIME, &
TEMP, &
DTEMP, &
CELENT
real(pReal), dimension(1), intent(in) :: &
PREDEF, &
DPRED
real(pReal), dimension(2), intent(in) :: &
TIME !< step time/total time at beginning of the current increment
real(pReal), dimension(3), intent(in) :: &
COORDS
real(pReal), dimension(nTens), intent(in) :: &
STRAN, & !< total strains at beginning of the increment
DSTRAN !< strain increments
real(pReal), dimension(nProps), intent(in) :: &
PROPS
real(pReal), dimension(3,3), intent(in) :: &
DROT, & !< rotation increment matrix
DFGRD0, & !< F at beginning of increment
DFGRD1 !< F at end of increment
real(pReal), intent(inout) :: &
PNEWDT, & !< ratio of suggested new time increment
SSE, & !< specific elastic strain engergy
SPD, & !< specific plastic dissipation
SCD, & !< specific creep dissipation
RPL, & !< volumetric heat generation per unit time at the end of the increment
DRPLDT !< varation of RPL with respect to the temperature
real(pReal), dimension(nTens), intent(inout) :: &
STRESS !< stress tensor at the beginning of the increment, needs to be updated
real(pReal), dimension(nStatV), intent(inout) :: &
STATEV !< solution-dependent state variables
real(pReal), dimension(nTens), intent(out) :: &
DDSDDT, &
DRPLDE
real(pReal), dimension(nTens,nTens), intent(out) :: &
DDSDDE !< Jacobian matrix of the constitutive model
real(pReal) :: temperature ! temp by Abaqus is intent(in)
real(pReal), dimension (3,3) :: pstress ! not used, but needed for call of cpfem_general
real(pReal), dimension (3,3,3,3) :: dPdF ! not used, but needed for call of cpfem_general
real(pReal), dimension(6) :: stress_h
real(pReal), dimension(6,6) :: ddsdde_h
integer(pInt) :: computationMode, i, cp_en
logical :: cutBack
temperature = temp ! temp is intent(in)
DDSDDT = 0.0_pReal
DRPLDE = 0.0_pReal
if (iand(debug_level(debug_abaqus),debug_levelBasic) /= 0 .and. noel == 1 .and. npt == 1) then
!$OMP CRITICAL (write2out)
write(6,*) 'el',noel,'ip',npt
write(6,*) 'got kInc as',kInc
write(6,*) 'got dStran',dStran
flush(6)
!$OMP END CRITICAL (write2out)
endif
if (.not. CPFEM_init_done) call CPFEM_initAll(temperature,noel,npt)
cp_en = mesh_FEasCP('elem',noel)
if (time(2) > theTime .or. kinc /= theInc) then ! reached convergence
terminallyIll = .false.
cycleCounter = -1 ! first calc step increments this to cycle = 0
if (kinc == 1) then ! start of analysis
lastIncConverged = .false. ! no Jacobian backup
outdatedByNewInc = .false. ! no aging of state
lastMode = .false. ! pretend last step was collection
calcMode = .false. ! pretend last step was collection
!$OMP CRITICAL (write2out)
write (6,'(i8,1x,i2,1x,a)') noel,npt,'<< UMAT >> start of analysis..!'; flush(6)
!$OMP END CRITICAL (write2out)
else if (kinc - theInc > 1) then ! restart of broken analysis
lastIncConverged = .false. ! no Jacobian backup
outdatedByNewInc = .false. ! no aging of state
lastMode = .true. ! pretend last step was calculation
calcMode = .true. ! pretend last step was calculation
!$OMP CRITICAL (write2out)
write (6,'(i8,1x,i2,1x,a)') noel,npt,'<< UMAT >> restart of analysis..!'; flush(6)
!$OMP END CRITICAL (write2out)
else ! just the next inc
lastIncConverged = .true. ! request Jacobian backup
outdatedByNewInc = .true. ! request aging of state
lastMode = .true. ! assure last step was calculation
calcMode = .true. ! assure last step was calculation
!$OMP CRITICAL (write2out)
write (6,'(i8,1x,i2,1x,a)') noel,npt,'<< UMAT >> new increment..!'; flush(6)
!$OMP END CRITICAL (write2out)
endif
else if ( dtime < theDelta ) then ! cutBack
cutBack = .true.
terminallyIll = .false.
cycleCounter = -1 ! first calc step increments this to cycle = 0
calcMode = .true. ! pretend last step was calculation
!$OMP CRITICAL (write2out)
write(6,'(i8,1x,i2,1x,a)') noel,npt,'<< UMAT >> cutback detected..!'; flush(6)
!$OMP END CRITICAL (write2out)
endif ! convergence treatment end
calcMode(npt,cp_en) = .not. calcMode(npt,cp_en) ! ping pong (calc <--> collect)
if (calcMode(npt,cp_en)) then ! now calc
computationMode = CPFEM_CALCRESULTS
if ( lastMode .neqv. calcMode(npt,cp_en) ) then ! first after ping pong
call debug_reset() ! resets debugging
outdatedFFN1 = .false.
cycleCounter = cycleCounter + 1
endif
if(outdatedByNewInc) then
outdatedByNewInc = .false.
computationMode = ior(computationMode,CPFEM_AGERESULTS) ! calc and age results
endif
else ! now collect
computationMode = CPFEM_COLLECT
if(lastMode .neqv. calcMode(npt,cp_en) .and. .not. terminallyIll) then
call debug_info() ! first after ping pong reports debugging
endif
if (lastIncConverged) then
lastIncConverged = .false.
computationMode = ior(computationMode,CPFEM_BACKUPJACOBIAN) ! backup Jacobian after convergence
elseif ( cutBack ) then
cutBack = .false.
computationMode = ior(computationMode,CPFEM_RESTOREJACOBIAN) ! restore Jacobian after cutback
endif
mesh_ipCoordinates(1:3,npt,cp_en) = numerics_unitlength * COORDS
endif
theTime = time(2) ! record current starting time
theDelta = dtime ! record current time increment
theInc = kinc ! record current increment number
lastMode = calcMode(npt,cp_en) ! record calculationMode
if (iand(debug_level(debug_abaqus),debug_levelBasic) /= 0) then
!$OMP CRITICAL (write2out)
write(6,'(a16,1x,i2,1x,a,i8,a,i8,1x,i5,a)') 'computationMode',computationMode,'(',cp_en,':',noel,npt,')'; flush(6)
!$OMP END CRITICAL (write2out)
endif
call CPFEM_general(computationMode,dfgrd0,dfgrd1,temperature,dtime,noel,npt,stress_h,ddsdde_h, pstress, dPdF)
! Mandel: 11, 22, 33, SQRT(2)*12, SQRT(2)*23, SQRT(2)*13
! straight: 11, 22, 33, 12, 23, 13
! ABAQUS explicit: 11, 22, 33, 12, 23, 13
! ABAQUS implicit: 11, 22, 33, 12, 13, 23
! ABAQUS implicit: 11, 22, 33, 12
forall(i=1:ntens) ddsdde(1:ntens,i) = invnrmMandel(i)*ddsdde_h(1:ntens,i)*invnrmMandel(1:ntens)
stress(1:ntens) = stress_h(1:ntens)*invnrmMandel(1:ntens)
if(symmetricSolver) ddsdde(1:ntens,1:ntens) = 0.5_pReal*(ddsdde(1:ntens,1:ntens) + transpose(ddsdde(1:ntens,1:ntens)))
if(ntens == 6) then
stress_h = stress
stress(5) = stress_h(6)
stress(6) = stress_h(5)
ddsdde_h = ddsdde
ddsdde(:,5) = ddsdde_h(:,6)
ddsdde(:,6) = ddsdde_h(:,5)
ddsdde_h = ddsdde
ddsdde(5,:) = ddsdde_h(6,:)
ddsdde(6,:) = ddsdde_h(5,:)
end if
statev = materialpoint_results(1:min(nstatv,materialpoint_sizeResults),npt,mesh_FEasCP('elem', noel))
if ( terminallyIll ) pnewdt = 0.5_pReal ! force cutback directly ?
end subroutine UMAT
!--------------------------------------------------------------------------------------------------
!> @brief calls the exit function of Abaqus/Standard
!--------------------------------------------------------------------------------------------------
subroutine quit(mpie_error)
use prec, only: &
pInt
implicit none
integer(pInt) mpie_error
flush(6)
call xit
end subroutine quit
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