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!--------------------------------------------------------------------------------------------------
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! $Id$
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!--------------------------------------------------------------------------------------------------
!> @author Luv Sharma, Max-Planck-Institut f<> r Eisenforschung GmbH
!> @author Pratheek Shanthraj, Max-Planck-Institut f<> r Eisenforschung GmbH
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!> @brief material subroutine incoprorating ductile damage
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!> @details to be done
!--------------------------------------------------------------------------------------------------
module damage_ductile
use prec , only : &
pReal , &
pInt
implicit none
private
integer ( pInt ) , dimension ( : ) , allocatable , public , protected :: &
damage_ductile_sizePostResults !< cumulative size of post results
integer ( pInt ) , dimension ( : , : ) , allocatable , target , public :: &
damage_ductile_sizePostResult !< size of each post result output
character ( len = 64 ) , dimension ( : , : ) , allocatable , target , public :: &
damage_ductile_output !< name of each post result output
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integer ( pInt ) , dimension ( : ) , allocatable , target , public :: &
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damage_ductile_Noutput !< number of outputs per instance of this damage
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real ( pReal ) , dimension ( : ) , allocatable , private :: &
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damage_ductile_aTol , &
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damage_ductile_critpStrain
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enum , bind ( c )
enumerator :: undefined_ID , &
local_damage_ID
end enum !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!11 ToDo
integer ( kind ( undefined_ID ) ) , dimension ( : , : ) , allocatable , private :: &
damage_ductile_outputID !< ID of each post result output
public :: &
damage_ductile_init , &
damage_ductile_stateInit , &
damage_ductile_aTolState , &
damage_ductile_dotState , &
damage_ductile_microstructure , &
constitutive_ductile_getDamage , &
constitutive_ductile_putDamage , &
damage_ductile_postResults
contains
!--------------------------------------------------------------------------------------------------
!> @brief module initialization
!> @details reads in material parameters, allocates arrays, and does sanity checks
!--------------------------------------------------------------------------------------------------
subroutine damage_ductile_init ( fileUnit )
use , intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
use debug , only : &
debug_level , &
debug_constitutive , &
debug_levelBasic
use mesh , only : &
mesh_maxNips , &
mesh_NcpElems
use IO , only : &
IO_read , &
IO_lc , &
IO_getTag , &
IO_isBlank , &
IO_stringPos , &
IO_stringValue , &
IO_floatValue , &
IO_intValue , &
IO_warning , &
IO_error , &
IO_timeStamp , &
IO_EOF
use material , only : &
homogenization_maxNgrains , &
phase_damage , &
phase_damageInstance , &
phase_Noutput , &
LOCAL_DAMAGE_DUCTILE_label , &
LOCAL_DAMAGE_DUCTILE_ID , &
material_phase , &
damageState , &
MATERIAL_partPhase
use numerics , only : &
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worldrank , &
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numerics_integrator
implicit none
integer ( pInt ) , intent ( in ) :: fileUnit
integer ( pInt ) , parameter :: MAXNCHUNKS = 7_pInt
integer ( pInt ) , dimension ( 1 + 2 * MAXNCHUNKS ) :: positions
integer ( pInt ) :: maxNinstance , mySize = 0_pInt , phase , instance , o
integer ( pInt ) :: sizeState , sizeDotState
integer ( pInt ) :: NofMyPhase
character ( len = 65536 ) :: &
tag = '' , &
line = ''
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mainProcess : if ( worldrank == 0 ) then
write ( 6 , '(/,a)' ) ' <<<+- damage_' / / LOCAL_DAMAGE_DUCTILE_LABEL / / ' init -+>>>'
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write ( 6 , '(a)' ) ' $Id$'
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write ( 6 , '(a15,a)' ) ' Current time: ' , IO_timeStamp ( )
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#include "compilation_info.f90"
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endif mainProcess
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maxNinstance = int ( count ( phase_damage == LOCAL_DAMAGE_DUCTILE_ID ) , pInt )
if ( maxNinstance == 0_pInt ) return
if ( iand ( debug_level ( debug_constitutive ) , debug_levelBasic ) / = 0_pInt ) &
write ( 6 , '(a16,1x,i5,/)' ) '# instances:' , maxNinstance
allocate ( damage_ductile_sizePostResults ( maxNinstance ) , source = 0_pInt )
allocate ( damage_ductile_sizePostResult ( maxval ( phase_Noutput ) , maxNinstance ) , source = 0_pInt )
allocate ( damage_ductile_output ( maxval ( phase_Noutput ) , maxNinstance ) )
damage_ductile_output = ''
allocate ( damage_ductile_outputID ( maxval ( phase_Noutput ) , maxNinstance ) , source = undefined_ID )
allocate ( damage_ductile_Noutput ( maxNinstance ) , source = 0_pInt )
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allocate ( damage_ductile_critpStrain ( maxNinstance ) , source = 0.0_pReal )
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allocate ( damage_ductile_aTol ( maxNinstance ) , source = 0.0_pReal )
rewind ( fileUnit )
phase = 0_pInt
do while ( trim ( line ) / = IO_EOF . and . IO_lc ( IO_getTag ( line , '<' , '>' ) ) / = MATERIAL_partPhase ) ! wind forward to <phase>
line = IO_read ( fileUnit )
enddo
parsingFile : do while ( trim ( line ) / = IO_EOF ) ! read through sections of phase part
line = IO_read ( fileUnit )
if ( IO_isBlank ( line ) ) cycle ! skip empty lines
if ( IO_getTag ( line , '<' , '>' ) / = '' ) then ! stop at next part
line = IO_read ( fileUnit , . true . ) ! reset IO_read
exit
endif
if ( IO_getTag ( line , '[' , ']' ) / = '' ) then ! next phase section
phase = phase + 1_pInt ! advance phase section counter
cycle ! skip to next line
endif
if ( phase > 0_pInt ) then ; if ( phase_damage ( phase ) == LOCAL_DAMAGE_DUCTILE_ID ) then ! do not short-circuit here (.and. with next if statemen). It's not safe in Fortran
instance = phase_damageInstance ( phase ) ! which instance of my damage is present phase
positions = IO_stringPos ( line , MAXNCHUNKS )
tag = IO_lc ( IO_stringValue ( line , positions , 1_pInt ) ) ! extract key
select case ( tag )
case ( '(output)' )
select case ( IO_lc ( IO_stringValue ( line , positions , 2_pInt ) ) )
case ( 'local_damage' )
damage_ductile_Noutput ( instance ) = damage_ductile_Noutput ( instance ) + 1_pInt
damage_ductile_outputID ( damage_ductile_Noutput ( instance ) , instance ) = local_damage_ID
damage_ductile_output ( damage_ductile_Noutput ( instance ) , instance ) = &
IO_lc ( IO_stringValue ( line , positions , 2_pInt ) )
end select
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case ( 'critical_plastic_strain' )
damage_ductile_critpStrain ( instance ) = IO_floatValue ( line , positions , 2_pInt )
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case ( 'atol_damage' )
damage_ductile_aTol ( instance ) = IO_floatValue ( line , positions , 2_pInt )
end select
endif ; endif
enddo parsingFile
initializeInstances : do phase = 1_pInt , size ( phase_damage )
if ( phase_damage ( phase ) == LOCAL_DAMAGE_DUCTILE_ID ) then
NofMyPhase = count ( material_phase == phase )
instance = phase_damageInstance ( phase )
!--------------------------------------------------------------------------------------------------
! Determine size of postResults array
outputsLoop : do o = 1_pInt , damage_ductile_Noutput ( instance )
select case ( damage_ductile_outputID ( o , instance ) )
case ( local_damage_ID )
mySize = 1_pInt
end select
if ( mySize > 0_pInt ) then ! any meaningful output found
damage_ductile_sizePostResult ( o , instance ) = mySize
damage_ductile_sizePostResults ( instance ) = damage_ductile_sizePostResults ( instance ) + mySize
endif
enddo outputsLoop
! Determine size of state array
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sizeDotState = 1_pInt
sizeState = 2_pInt
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damageState ( phase ) % sizeState = sizeState
damageState ( phase ) % sizeDotState = sizeDotState
damageState ( phase ) % sizePostResults = damage_ductile_sizePostResults ( instance )
allocate ( damageState ( phase ) % aTolState ( sizeState ) , source = 0.0_pReal )
allocate ( damageState ( phase ) % state0 ( sizeState , NofMyPhase ) , source = 0.0_pReal )
allocate ( damageState ( phase ) % partionedState0 ( sizeState , NofMyPhase ) , source = 0.0_pReal )
allocate ( damageState ( phase ) % subState0 ( sizeState , NofMyPhase ) , source = 0.0_pReal )
allocate ( damageState ( phase ) % state ( sizeState , NofMyPhase ) , source = 0.0_pReal )
allocate ( damageState ( phase ) % state_backup ( sizeState , NofMyPhase ) , source = 0.0_pReal )
allocate ( damageState ( phase ) % dotState ( sizeDotState , NofMyPhase ) , source = 0.0_pReal )
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allocate ( damageState ( phase ) % deltaState ( sizeDotState , NofMyPhase ) , source = 0.0_pReal )
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allocate ( damageState ( phase ) % dotState_backup ( sizeDotState , NofMyPhase ) , source = 0.0_pReal )
if ( any ( numerics_integrator == 1_pInt ) ) then
allocate ( damageState ( phase ) % previousDotState ( sizeDotState , NofMyPhase ) , source = 0.0_pReal )
allocate ( damageState ( phase ) % previousDotState2 ( sizeDotState , NofMyPhase ) , source = 0.0_pReal )
endif
if ( any ( numerics_integrator == 4_pInt ) ) &
allocate ( damageState ( phase ) % RK4dotState ( sizeDotState , NofMyPhase ) , source = 0.0_pReal )
if ( any ( numerics_integrator == 5_pInt ) ) &
allocate ( damageState ( phase ) % RKCK45dotState ( 6 , sizeDotState , NofMyPhase ) , source = 0.0_pReal )
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call damage_ductile_stateInit ( phase )
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call damage_ductile_aTolState ( phase , instance )
endif
enddo initializeInstances
end subroutine damage_ductile_init
!--------------------------------------------------------------------------------------------------
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!> @brief sets the relevant state values for a given instance of this damage
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!--------------------------------------------------------------------------------------------------
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subroutine damage_ductile_stateInit ( phase )
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use material , only : &
damageState
implicit none
integer ( pInt ) , intent ( in ) :: phase !< number specifying the phase of the damage
real ( pReal ) , dimension ( damageState ( phase ) % sizeState ) :: tempState
tempState ( 1 ) = 1.0_pReal
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tempState ( 2 ) = 1.0_pReal
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damageState ( phase ) % state = spread ( tempState , 2 , size ( damageState ( phase ) % state ( 1 , : ) ) )
damageState ( phase ) % state0 = damageState ( phase ) % state
damageState ( phase ) % partionedState0 = damageState ( phase ) % state
end subroutine damage_ductile_stateInit
!--------------------------------------------------------------------------------------------------
!> @brief sets the relevant state values for a given instance of this damage
!--------------------------------------------------------------------------------------------------
subroutine damage_ductile_aTolState ( phase , instance )
use material , only : &
damageState
implicit none
integer ( pInt ) , intent ( in ) :: &
phase , &
instance ! number specifying the current instance of the damage
real ( pReal ) , dimension ( damageState ( phase ) % sizeState ) :: tempTol
tempTol = damage_ductile_aTol ( instance )
damageState ( phase ) % aTolState = tempTol
end subroutine damage_ductile_aTolState
!--------------------------------------------------------------------------------------------------
!> @brief calculates derived quantities from state
!--------------------------------------------------------------------------------------------------
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subroutine damage_ductile_dotState ( ipc , ip , el )
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use material , only : &
mappingConstitutive , &
damageState
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use math , only : &
math_norm33
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use lattice , only : &
lattice_DamageMobility
implicit none
integer ( pInt ) , intent ( in ) :: &
ipc , & !< component-ID of integration point
ip , & !< integration point
el !< element
integer ( pInt ) :: &
phase , constituent
phase = mappingConstitutive ( 2 , ipc , ip , el )
constituent = mappingConstitutive ( 1 , ipc , ip , el )
damageState ( phase ) % dotState ( 1 , constituent ) = &
( 1.0_pReal / lattice_DamageMobility ( phase ) ) * &
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( damageState ( phase ) % state ( 2 , constituent ) - &
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damageState ( phase ) % state ( 1 , constituent ) )
end subroutine damage_ductile_dotState
!--------------------------------------------------------------------------------------------------
!> @brief calculates derived quantities from state
!--------------------------------------------------------------------------------------------------
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subroutine damage_ductile_microstructure ( nSlip , accumulatedSlip , ipc , ip , el )
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use material , only : &
mappingConstitutive , &
phase_damageInstance , &
damageState
use math , only : &
math_Mandel6to33 , &
math_mul33x33 , &
math_transpose33 , &
math_I3 , &
math_norm33
implicit none
integer ( pInt ) , intent ( in ) :: &
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nSlip , &
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ipc , & !< component-ID of integration point
ip , & !< integration point
el !< element
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real ( pReal ) , dimension ( nSlip ) , intent ( in ) :: &
accumulatedSlip
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integer ( pInt ) :: &
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phase , constituent , instance
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phase = mappingConstitutive ( 2 , ipc , ip , el )
constituent = mappingConstitutive ( 1 , ipc , ip , el )
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instance = phase_damageInstance ( phase )
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damageState ( phase ) % state ( 2 , constituent ) = min ( damageState ( phase ) % state ( 2 , constituent ) , &
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damage_ductile_critpStrain ( instance ) / &
sum ( accumulatedSlip ) ) !< akin to damage surface
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end subroutine damage_ductile_microstructure
!--------------------------------------------------------------------------------------------------
!> @brief returns temperature based on local damage model state layout
!--------------------------------------------------------------------------------------------------
function constitutive_ductile_getDamage ( ipc , ip , el )
use material , only : &
mappingConstitutive , &
damageState
implicit none
integer ( pInt ) , intent ( in ) :: &
ipc , & !< grain number
ip , & !< integration point number
el !< element number
real ( pReal ) :: constitutive_ductile_getDamage
constitutive_ductile_getDamage = &
damageState ( mappingConstitutive ( 2 , ipc , ip , el ) ) % state ( 1 , mappingConstitutive ( 1 , ipc , ip , el ) )
end function constitutive_ductile_getDamage
!--------------------------------------------------------------------------------------------------
!> @brief returns damage value based on local damage
!--------------------------------------------------------------------------------------------------
subroutine constitutive_ductile_putDamage ( ipc , ip , el , localDamage )
use material , only : &
mappingConstitutive , &
damageState
implicit none
integer ( pInt ) , intent ( in ) :: &
ipc , & !< grain number
ip , & !< integration point number
el !< element number
real ( pReal ) , intent ( in ) :: localDamage
damageState ( mappingConstitutive ( 2 , ipc , ip , el ) ) % state ( 1 , mappingConstitutive ( 1 , ipc , ip , el ) ) = &
localDamage
end subroutine constitutive_ductile_putDamage
!--------------------------------------------------------------------------------------------------
!> @brief return array of constitutive results
!--------------------------------------------------------------------------------------------------
function damage_ductile_postResults ( ipc , ip , el )
use material , only : &
mappingConstitutive , &
phase_damageInstance , &
damageState
implicit none
integer ( pInt ) , intent ( in ) :: &
ipc , & !< component-ID of integration point
ip , & !< integration point
el !< element
real ( pReal ) , dimension ( damage_ductile_sizePostResults ( phase_damageInstance ( mappingConstitutive ( 2 , ipc , ip , el ) ) ) ) :: &
damage_ductile_postResults
integer ( pInt ) :: &
instance , phase , constituent , o , c
phase = mappingConstitutive ( 2 , ipc , ip , el )
constituent = mappingConstitutive ( 1 , ipc , ip , el )
instance = phase_damageInstance ( phase )
c = 0_pInt
damage_ductile_postResults = 0.0_pReal
do o = 1_pInt , damage_ductile_Noutput ( instance )
select case ( damage_ductile_outputID ( o , instance ) )
case ( local_damage_ID )
damage_ductile_postResults ( c + 1_pInt ) = damageState ( phase ) % state ( 1 , constituent )
c = c + 1
end select
enddo
end function damage_ductile_postResults
end module damage_ductile
