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DAMASK_EICMD/code/damage_anisoDuctile.f90

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!--------------------------------------------------------------------------------------------------
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! $Id$
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!--------------------------------------------------------------------------------------------------
!> @author Luv Sharma, Max-Planck-Institut für Eisenforschung GmbH
!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
!> @brief material subroutine incorporating anisotropic ductile damage
!> @details to be done
!--------------------------------------------------------------------------------------------------
module damage_anisoDuctile
use prec, only: &
pReal, &
pInt
implicit none
private
integer(pInt), dimension(:), allocatable, public, protected :: &
damage_anisoDuctile_sizePostResults !< cumulative size of post results
integer(pInt), dimension(:,:), allocatable, target, public :: &
damage_anisoDuctile_sizePostResult !< size of each post result output
character(len=64), dimension(:,:), allocatable, target, public :: &
damage_anisoDuctile_output !< name of each post result output
integer(pInt), dimension(:), allocatable, target, public :: &
damage_anisoDuctile_Noutput !< number of outputs per instance of this damage
integer(pInt), dimension(:), allocatable, private :: &
damage_anisoDuctile_totalNslip !< total number of slip systems
integer(pInt), dimension(:,:), allocatable, private :: &
damage_anisoDuctile_Nslip !< number of slip systems per family
real(pReal), dimension(:), allocatable, private :: &
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damage_anisoDuctile_aTol_damage
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real(pReal), dimension(:,:), allocatable, private :: &
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damage_anisoDuctile_critPlasticStrain
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real(pReal), dimension(:), allocatable, private :: &
damage_anisoDuctile_sdot_0, &
damage_anisoDuctile_N
real(pReal), dimension(:,:), allocatable, private :: &
damage_anisoDuctile_critLoad
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enum, bind(c)
enumerator :: undefined_ID, &
local_damage_ID
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end enum
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integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: &
damage_anisoDuctile_outputID !< ID of each post result output
public :: &
damage_anisoDuctile_init, &
damage_anisoDuctile_stateInit, &
damage_anisoDuctile_aTolState, &
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damage_anisoDuctile_microstructure, &
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damage_anisoDuctile_LdAndItsTangent, &
damage_anisoDuctile_getFd, &
damage_anisoDuctile_putFd, &
damage_anisoDuctile_getFd0, &
damage_anisoDuctile_getPartionedFd0, &
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damage_anisoDuctile_getDamage, &
damage_anisoDuctile_putLocalDamage, &
damage_anisoDuctile_getLocalDamage, &
damage_anisoDuctile_postResults
contains
!--------------------------------------------------------------------------------------------------
!> @brief module initialization
!> @details reads in material parameters, allocates arrays, and does sanity checks
!--------------------------------------------------------------------------------------------------
subroutine damage_anisoDuctile_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 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: &
phase_damage, &
phase_damageInstance, &
phase_Noutput, &
LOCAL_damage_anisoDuctile_label, &
LOCAL_damage_anisoDuctile_ID, &
material_phase, &
damageState, &
MATERIAL_partPhase
use numerics,only: &
worldrank, &
numerics_integrator
use lattice, only: &
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lattice_maxNslipFamily, &
lattice_NslipSystem
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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
integer(pInt) :: Nchunks_SlipFamilies, j
character(len=65536) :: &
tag = '', &
line = ''
mainProcess: if (worldrank == 0) then
write(6,'(/,a)') ' <<<+- damage_'//LOCAL_damage_anisoDuctile_LABEL//' init -+>>>'
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write(6,'(a)') ' $Id$'
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write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
#include "compilation_info.f90"
endif mainProcess
maxNinstance = int(count(phase_damage == LOCAL_damage_anisoDuctile_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_anisoDuctile_sizePostResults(maxNinstance), source=0_pInt)
allocate(damage_anisoDuctile_sizePostResult(maxval(phase_Noutput),maxNinstance),source=0_pInt)
allocate(damage_anisoDuctile_output(maxval(phase_Noutput),maxNinstance))
damage_anisoDuctile_output = ''
allocate(damage_anisoDuctile_outputID(maxval(phase_Noutput),maxNinstance), source=undefined_ID)
allocate(damage_anisoDuctile_Noutput(maxNinstance), source=0_pInt)
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allocate(damage_anisoDuctile_critLoad(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
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allocate(damage_anisoDuctile_critPlasticStrain(lattice_maxNslipFamily,maxNinstance),source=0.0_pReal)
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allocate(damage_anisoDuctile_Nslip(lattice_maxNslipFamily,maxNinstance), source=0_pInt)
allocate(damage_anisoDuctile_totalNslip(maxNinstance), source=0_pInt)
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allocate(damage_anisoDuctile_N(maxNinstance), source=0.0_pReal)
allocate(damage_anisoDuctile_sdot_0(maxNinstance), source=0.0_pReal)
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allocate(damage_anisoDuctile_aTol_damage(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_anisoDuctile_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_anisoDuctile_Noutput(instance) = damage_anisoDuctile_Noutput(instance) + 1_pInt
damage_anisoDuctile_outputID(damage_anisoDuctile_Noutput(instance),instance) = local_damage_ID
damage_anisoDuctile_output(damage_anisoDuctile_Noutput(instance),instance) = &
IO_lc(IO_stringValue(line,positions,2_pInt))
end select
case ('atol_damage')
damage_anisoDuctile_aTol_damage(instance) = IO_floatValue(line,positions,2_pInt)
case ('nslip') !
Nchunks_SlipFamilies = positions(1) - 1_pInt
do j = 1_pInt, Nchunks_SlipFamilies
damage_anisoDuctile_Nslip(j,instance) = IO_intValue(line,positions,1_pInt+j)
enddo
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case ('sdot0')
damage_anisoDuctile_sdot_0(instance) = IO_floatValue(line,positions,2_pInt)
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case ('criticalplasticstrain')
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do j = 1_pInt, Nchunks_SlipFamilies
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damage_anisoDuctile_critPlasticStrain(j,instance) = IO_floatValue(line,positions,1_pInt+j)
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enddo
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case ('damageratesensitivity')
damage_anisoDuctile_N(instance) = IO_floatValue(line,positions,2_pInt)
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case ('criticalload')
do j = 1_pInt, Nchunks_SlipFamilies
damage_anisoDuctile_critLoad(j,instance) = IO_floatValue(line,positions,1_pInt+j)
enddo
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end select
endif; endif
enddo parsingFile
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sanityChecks: do phase = 1_pInt, size(phase_damage)
myPhase: if (phase_damage(phase) == LOCAL_damage_anisoDuctile_ID) then
NofMyPhase=count(material_phase==phase)
instance = phase_damageInstance(phase)
! sanity checks
damage_anisoDuctile_Nslip(1:lattice_maxNslipFamily,instance) = &
min(lattice_NslipSystem(1:lattice_maxNslipFamily,phase),& ! limit active cleavage systems per family to min of available and requested
damage_anisoDuctile_Nslip(1:lattice_maxNslipFamily,instance))
damage_anisoDuctile_totalNslip(instance) = sum(damage_anisoDuctile_Nslip(:,instance))
tolerance for damage can be any positive value. Set to 0.001 if found negative.
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if (damage_anisoDuctile_aTol_damage(instance) < 0.0_pReal) &
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damage_anisoDuctile_aTol_damage(instance) = 1.0e-3_pReal ! default absolute tolerance 1e-3
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if (damage_anisoDuctile_sdot_0(instance) <= 0.0_pReal) &
call IO_error(211_pInt,el=instance,ext_msg='sdot_0 ('//LOCAL_DAMAGE_anisoDuctile_LABEL//')')
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if (any(damage_anisoDuctile_critPlasticStrain(:,instance) < 0.0_pReal)) &
call IO_error(211_pInt,el=instance,ext_msg='criticaPlasticStrain ('//LOCAL_DAMAGE_anisoDuctile_LABEL//')')
Inroduced Fd in kinematic decomposition.
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if (damage_anisoDuctile_N(instance) <= 0.0_pReal) &
call IO_error(211_pInt,el=instance,ext_msg='rate_sensitivity_damage ('//LOCAL_DAMAGE_anisoDuctile_LABEL//')')
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endif myPhase
enddo sanityChecks
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initializeInstances: do phase = 1_pInt, size(phase_damage)
if (phase_damage(phase) == LOCAL_damage_anisoDuctile_ID) then
NofMyPhase=count(material_phase==phase)
instance = phase_damageInstance(phase)
!--------------------------------------------------------------------------------------------------
! Determine size of postResults array
outputsLoop: do o = 1_pInt,damage_anisoDuctile_Noutput(instance)
select case(damage_anisoDuctile_outputID(o,instance))
case(local_damage_ID)
mySize = 1_pInt
end select
if (mySize > 0_pInt) then ! any meaningful output found
damage_anisoDuctile_sizePostResult(o,instance) = mySize
damage_anisoDuctile_sizePostResults(instance) = damage_anisoDuctile_sizePostResults(instance) + mySize
endif
enddo outputsLoop
! Determine size of state array
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sizeDotState = 0_pInt
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sizeState = sizeDotState + &
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1_pInt + & ! time regularised damage
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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1_pInt + & ! damaged plasticity
Inroduced Fd in kinematic decomposition.
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9 ! Fd
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damageState(phase)%sizeState = sizeState
damageState(phase)%sizeDotState = sizeDotState
damageState(phase)%sizePostResults = damage_anisoDuctile_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)
allocate(damageState(phase)%deltaState (sizeDotState,NofMyPhase), source=0.0_pReal)
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)
Inroduced Fd in kinematic decomposition.
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call damage_anisoDuctile_stateInit(phase,instance)
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call damage_anisoDuctile_aTolState(phase,instance)
endif
enddo initializeInstances
end subroutine damage_anisoDuctile_init
!--------------------------------------------------------------------------------------------------
!> @brief sets the relevant state values for a given instance of this damage
!--------------------------------------------------------------------------------------------------
Inroduced Fd in kinematic decomposition.
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subroutine damage_anisoDuctile_stateInit(phase, instance)
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use material, only: &
damageState
Inroduced Fd in kinematic decomposition.
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use math, only: &
math_I3
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implicit none
Inroduced Fd in kinematic decomposition.
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integer(pInt), intent(in) :: phase , instance !< number specifying the phase of the damage
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real(pReal), dimension(damageState(phase)%sizeState) :: tempState
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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tempState(1) = 1.0_pReal
tempState(2) = 0.0_pReal
tempState(3:11) = reshape(math_I3, shape=[9])
Inroduced Fd in kinematic decomposition.
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updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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damageState(phase)%state0 = spread(tempState,2,size(damageState(phase)%state(1,:)))
Inroduced Fd in kinematic decomposition.
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end subroutine damage_anisoDuctile_stateInit
!--------------------------------------------------------------------------------------------------
!> @brief sets the relevant state values for a given instance of this damage
!--------------------------------------------------------------------------------------------------
subroutine damage_anisoDuctile_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_anisoDuctile_aTol_damage(instance)
damageState(phase)%aTolState = tempTol
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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end subroutine damage_anisoDuctile_aTolState
!--------------------------------------------------------------------------------------------------
!> @brief calculates derived quantities from state
!--------------------------------------------------------------------------------------------------
Making use of extended plastic state with pointers, removed helper functions.
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subroutine damage_anisoDuctile_microstructure(subdt, ipc, ip, el)
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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use numerics, only: &
residualStiffness
reverted back to rate independent damage evolution. updated example config files to recent changes
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use material, only: &
mappingConstitutive, &
phase_damageInstance, &
Making use of extended plastic state with pointers, removed helper functions.
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plasticState, &
reverted back to rate independent damage evolution. updated example config files to recent changes
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damageState
use lattice, only: &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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lattice_maxNslipFamily, &
recast power law and viscous dot state variables as derived quantities using analytical solutions of the evolution equation
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lattice_DamageMobility
reverted back to rate independent damage evolution. updated example config files to recent changes
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missing file in previous commit
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implicit none
integer(pInt), intent(in) :: &
ipc, & !< component-ID of integration point
ip, & !< integration point
el !< element
recast power law and viscous dot state variables as derived quantities using analytical solutions of the evolution equation
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real(pReal), intent(in) :: &
subdt
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integer(pInt) :: &
phase, &
constituent, &
instance, &
index, f, i
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real(pReal) :: &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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localDamage
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phase = mappingConstitutive(2,ipc,ip,el)
constituent = mappingConstitutive(1,ipc,ip,el)
instance = phase_damageInstance(phase)
index = 1_pInt
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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damageState(phase)%state(2,constituent) = damageState(phase)%subState0(2,constituent)
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do f = 1_pInt,lattice_maxNslipFamily
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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do i = 1_pInt,damage_anisoDuctile_Nslip(f,instance) ! process each (active) slip system in family
damageState(phase)%state(2,constituent) = &
damageState(phase)%state(2,constituent) + &
subdt* &
plasticState(phase)%slipRate(index,constituent)/ &
(damage_anisoDuctile_getDamage(ipc, ip, el)**damage_anisoDuctile_N(instance))/ &
damage_anisoDuctile_critPlasticStrain(f,instance)
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index = index + 1_pInt
enddo
enddo
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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localDamage = &
max(residualStiffness,min(1.0_pReal,1.0_pReal/damageState(phase)%state(2,constituent)))
recast power law and viscous dot state variables as derived quantities using analytical solutions of the evolution equation
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damageState(phase)%state(1,constituent) = &
localDamage + &
(damageState(phase)%subState0(1,constituent) - localDamage)* &
exp(-subdt/lattice_DamageMobility(phase))
reverted back to rate independent damage evolution. updated example config files to recent changes
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end subroutine damage_anisoDuctile_microstructure
missing file in previous commit
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Inroduced Fd in kinematic decomposition.
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!--------------------------------------------------------------------------------------------------
!> @brief contains the constitutive equation for calculating the velocity gradient
!--------------------------------------------------------------------------------------------------
subroutine damage_anisoDuctile_LdAndItsTangent(Ld, dLd_dTstar, Tstar_v, ipc, ip, el)
use lattice, only: &
lattice_maxNslipFamily, &
lattice_NslipSystem, &
lattice_sd, &
lattice_st, &
lattice_sn
use material, only: &
mappingConstitutive, &
phase_damageInstance, &
damageState
use math, only: &
math_Plain3333to99, &
math_I3, &
math_identity4th, &
math_symmetric33, &
math_Mandel33to6, &
math_tensorproduct
implicit none
integer(pInt), intent(in) :: &
ipc, & !< grain number
ip, & !< integration point number
el !< element number
real(pReal), intent(in), dimension(6) :: &
Tstar_v !< 2nd Piola-Kirchhoff stress
real(pReal), intent(out), dimension(3,3) :: &
Ld !< damage velocity gradient
real(pReal), intent(out), dimension(9,9) :: &
dLd_dTstar !< derivative of Ld with respect to Tstar (2nd-order tensor)
real(pReal), dimension(3,3,3,3) :: &
dLd_dTstar3333 !< derivative of Ld with respect to Tstar (4th-order tensor)
real(pReal), dimension(3,3) :: &
projection_d, projection_t, projection_n !< projection modes 3x3 tensor
real(pReal), dimension(6) :: &
projection_d_v, projection_t_v, projection_n_v !< projection modes 3x3 vector
integer(pInt) :: &
phase, &
constituent, &
instance, &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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f, i, index_myFamily, k, l, m, n
Inroduced Fd in kinematic decomposition.
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real(pReal) :: &
traction_d, traction_t, traction_n, traction_crit, &
udotd, dudotd_dt, udott, dudott_dt, udotn, dudotn_dt
phase = mappingConstitutive(2,ipc,ip,el)
constituent = mappingConstitutive(1,ipc,ip,el)
instance = phase_damageInstance(phase)
Ld = 0.0_pReal
dLd_dTstar3333 = 0.0_pReal
do f = 1_pInt,lattice_maxNslipFamily
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,phase)) ! at which index starts my family
do i = 1_pInt,damage_anisoDuctile_Nslip(f,instance) ! process each (active) slip system in family
projection_d = math_tensorproduct(lattice_sd(1:3,index_myFamily+i,phase),&
lattice_sn(1:3,index_myFamily+i,phase))
projection_t = math_tensorproduct(lattice_st(1:3,index_myFamily+i,phase),&
lattice_sn(1:3,index_myFamily+i,phase))
projection_n = math_tensorproduct(lattice_sn(1:3,index_myFamily+i,phase),&
lattice_sn(1:3,index_myFamily+i,phase))
projection_d_v(1:6) = math_Mandel33to6(math_symmetric33(projection_d(1:3,1:3)))
projection_t_v(1:6) = math_Mandel33to6(math_symmetric33(projection_t(1:3,1:3)))
projection_n_v(1:6) = math_Mandel33to6(math_symmetric33(projection_n(1:3,1:3)))
traction_d = dot_product(Tstar_v,projection_d_v(1:6))
traction_t = dot_product(Tstar_v,projection_t_v(1:6))
traction_n = dot_product(Tstar_v,projection_n_v(1:6))
traction_crit = damage_anisoDuctile_critLoad(f,instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
damage_anisoDuctile_getDamage(ipc, ip, el) ! degrading critical load carrying capacity by damage
Inroduced Fd in kinematic decomposition.
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udotd = &
sign(1.0_pReal,traction_d)* &
damage_anisoDuctile_sdot_0(instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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(abs(traction_d)/traction_crit - &
abs(traction_d)/damage_anisoDuctile_critLoad(f,instance))**damage_anisoDuctile_N(instance)
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
if (udotd /= 0.0_pReal) then
Ld = Ld + udotd*projection_d
dudotd_dt = udotd*damage_anisoDuctile_N(instance)/traction_d
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
dLd_dTstar3333(k,l,m,n) = dLd_dTstar3333(k,l,m,n) + &
dudotd_dt*projection_d(k,l)* projection_d(m,n)
endif
udott = &
sign(1.0_pReal,traction_t)* &
damage_anisoDuctile_sdot_0(instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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(abs(traction_t)/traction_crit - &
abs(traction_t)/damage_anisoDuctile_critLoad(f,instance))**damage_anisoDuctile_N(instance)
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
if (udott /= 0.0_pReal) then
Ld = Ld + udott*projection_t
dudott_dt = udott*damage_anisoDuctile_N(instance)/traction_t
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
dLd_dTstar3333(k,l,m,n) = dLd_dTstar3333(k,l,m,n) + &
dudott_dt*projection_t(k,l)*projection_t(m,n)
endif
udotn = &
damage_anisoDuctile_sdot_0(instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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(max(0.0_pReal,traction_n)/traction_crit - &
max(0.0_pReal,traction_n)/damage_anisoDuctile_critLoad(f,instance))**damage_anisoDuctile_N(instance)
Inroduced Fd in kinematic decomposition.
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if (udotn /= 0.0_pReal) then
Ld = Ld + udotn*projection_n(1:3,1:3)
dudotn_dt = udotn*damage_anisoDuctile_N(instance)/traction_n
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
dLd_dTstar3333(k,l,m,n) = dLd_dTstar3333(k,l,m,n) + &
dudotn_dt*projection_n(k,l)* projection_n(m,n)
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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endif
Inroduced Fd in kinematic decomposition.
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enddo
enddo
dLd_dTstar = math_Plain3333to99(dLd_dTstar3333)
end subroutine damage_anisoDuctile_LdAndItsTangent
!--------------------------------------------------------------------------------------------------
!> @brief returns local damage deformation gradient
!--------------------------------------------------------------------------------------------------
pure function damage_anisoDuctile_getFd(ipc, ip, el)
use material, only: &
mappingConstitutive, &
phase_damageInstance, &
damageState
implicit none
integer(pInt), intent(in) :: &
ipc, & !< grain number
ip, & !< integration point number
el !< element number
integer(pInt) :: &
phase, &
constituent, &
instance
real(pReal), dimension(3,3) :: &
damage_anisoDuctile_getFd
phase = mappingConstitutive(2,ipc,ip,el)
constituent = mappingConstitutive(1,ipc,ip,el)
instance = phase_damageInstance(phase)
damage_anisoDuctile_getFd = &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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reshape(damageState(phase)%state(3:11,constituent),shape=[3,3])
Inroduced Fd in kinematic decomposition.
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end function damage_anisoDuctile_getFd
!--------------------------------------------------------------------------------------------------
!> @brief calculates derived quantities from state
!--------------------------------------------------------------------------------------------------
subroutine damage_anisoDuctile_putFd(Tstar_v, dt, ipc, ip, el)
use material, only: &
mappingConstitutive, &
phase_damageInstance, &
damageState
use math, only: &
math_mul33x33, &
math_inv33, &
math_I3, &
math_symmetric33, &
math_Mandel33to6, &
math_tensorproduct
use lattice, only: &
lattice_maxNslipFamily, &
lattice_NslipSystem, &
lattice_sd, &
lattice_st, &
lattice_sn
implicit none
integer(pInt), intent(in) :: &
ipc, & !< grain number
ip, & !< integration point number
el !< element number
real(pReal), intent(in), dimension(6) :: &
Tstar_v !< 2nd Piola-Kirchhoff stress
real(pReal), intent(in) :: &
dt
real(pReal), dimension(3,3) :: &
Ld !< damage velocity gradient
real(pReal), dimension(3,3) :: &
projection_d, projection_t, projection_n !< projection modes 3x3 tensor
real(pReal), dimension(6) :: &
projection_d_v, projection_t_v, projection_n_v !< projection modes 3x3 vector
integer(pInt) :: &
phase, &
constituent, &
instance, &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
f, i, index_myFamily
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
real(pReal) :: &
traction_d, traction_t, traction_n, traction_crit, &
udotd, udott, udotn
phase = mappingConstitutive(2,ipc,ip,el)
constituent = mappingConstitutive(1,ipc,ip,el)
instance = phase_damageInstance(phase)
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
Inroduced Fd in kinematic decomposition.
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Ld = 0.0_pReal
do f = 1_pInt,lattice_maxNslipFamily
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,phase)) ! at which index starts my family
do i = 1_pInt,damage_anisoDuctile_Nslip(f,instance) ! process each (active) slip system in family
projection_d = math_tensorproduct(lattice_sd(1:3,index_myFamily+i,phase),&
lattice_sn(1:3,index_myFamily+i,phase))
projection_t = math_tensorproduct(lattice_st(1:3,index_myFamily+i,phase),&
lattice_sn(1:3,index_myFamily+i,phase))
projection_n = math_tensorproduct(lattice_sn(1:3,index_myFamily+i,phase),&
lattice_sn(1:3,index_myFamily+i,phase))
projection_d_v(1:6) = math_Mandel33to6(math_symmetric33(projection_d(1:3,1:3)))
projection_t_v(1:6) = math_Mandel33to6(math_symmetric33(projection_t(1:3,1:3)))
projection_n_v(1:6) = math_Mandel33to6(math_symmetric33(projection_n(1:3,1:3)))
traction_d = dot_product(Tstar_v,projection_d_v(1:6))
traction_t = dot_product(Tstar_v,projection_t_v(1:6))
traction_n = dot_product(Tstar_v,projection_n_v(1:6))
traction_crit = damage_anisoDuctile_critLoad(f,instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
damage_anisoDuctile_getDamage(ipc, ip, el) ! degrading critical load carrying capacity by damage
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
udotd = &
sign(1.0_pReal,traction_d)* &
damage_anisoDuctile_sdot_0(instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
(abs(traction_d)/traction_crit - &
abs(traction_d)/damage_anisoDuctile_critLoad(f,instance))**damage_anisoDuctile_N(instance)
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
if (udotd /= 0.0_pReal) then
Ld = Ld + udotd*projection_d
endif
udott = &
sign(1.0_pReal,traction_t)* &
damage_anisoDuctile_sdot_0(instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
(abs(traction_t)/traction_crit) - &
abs(traction_t)/damage_anisoDuctile_critLoad(f,instance)**damage_anisoDuctile_N(instance)
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
if (udott /= 0.0_pReal) then
Ld = Ld + udott*projection_t
endif
udotn = &
damage_anisoDuctile_sdot_0(instance)* &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
(max(0.0_pReal,traction_n)/traction_crit - &
max(0.0_pReal,traction_n)/damage_anisoDuctile_critLoad(f,instance))**damage_anisoDuctile_N(instance)
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
if (udotn /= 0.0_pReal) then
Ld = Ld + udotn*projection_n(1:3,1:3)
endif
enddo
enddo
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
damageState(phase)%state(3:11,constituent) = reshape(math_mul33x33(math_inv33(math_I3 - dt*Ld), &
damage_anisoDuctile_getFd0(ipc, ip, el)), &
shape=[9])
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
end subroutine damage_anisoDuctile_putFd
!--------------------------------------------------------------------------------------------------
!> @brief returns local damage deformation gradient
!--------------------------------------------------------------------------------------------------
pure function damage_anisoDuctile_getFd0(ipc, ip, el)
use material, only: &
mappingConstitutive, &
phase_damageInstance, &
damageState
implicit none
integer(pInt), intent(in) :: &
ipc, & !< grain number
ip, & !< integration point number
el !< element number
integer(pInt) :: &
phase, &
constituent, &
instance
real(pReal), dimension(3,3) :: &
damage_anisoDuctile_getFd0
phase = mappingConstitutive(2,ipc,ip,el)
constituent = mappingConstitutive(1,ipc,ip,el)
instance = phase_damageInstance(phase)
damage_anisoDuctile_getFd0 = &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
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reshape(damageState(phase)%subState0(3:11,constituent),shape=[3,3])
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
end function damage_anisoDuctile_getFd0
!--------------------------------------------------------------------------------------------------
!> @brief returns local damage deformation gradient
!--------------------------------------------------------------------------------------------------
pure function damage_anisoDuctile_getPartionedFd0(ipc, ip, el)
use material, only: &
mappingConstitutive, &
phase_damageInstance, &
damageState
implicit none
integer(pInt), intent(in) :: &
ipc, & !< grain number
ip, & !< integration point number
el !< element number
integer(pInt) :: &
phase, &
constituent, &
instance
real(pReal), dimension(3,3) :: &
damage_anisoDuctile_getPartionedFd0
phase = mappingConstitutive(2,ipc,ip,el)
constituent = mappingConstitutive(1,ipc,ip,el)
instance = phase_damageInstance(phase)
damage_anisoDuctile_getPartionedFd0 = &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
reshape(damageState(phase)%partionedState0(3:11,constituent),shape=[3,3])
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
end function damage_anisoDuctile_getPartionedFd0
missing file in previous commit
2014-11-05 23:17:46 +05:30
!--------------------------------------------------------------------------------------------------
!> @brief returns damage
!--------------------------------------------------------------------------------------------------
function damage_anisoDuctile_getDamage(ipc, ip, el)
use material, only: &
material_homog, &
mappingHomogenization, &
all damage models consistently semi-explicit
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mappingConstitutive, &
damageState, &
missing file in previous commit
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fieldDamage, &
field_damage_type, &
FIELD_DAMAGE_LOCAL_ID, &
FIELD_DAMAGE_NONLOCAL_ID
implicit none
integer(pInt), intent(in) :: &
ipc, & !< grain number
ip, & !< integration point number
el !< element number
real(pReal) :: damage_anisoDuctile_getDamage
select case(field_damage_type(material_homog(ip,el)))
case (FIELD_DAMAGE_LOCAL_ID)
all damage models consistently semi-explicit
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damage_anisoDuctile_getDamage = damageState(mappingConstitutive(2,ipc,ip,el))% &
updated damage models: - coupling to plasticity handled within damage module instead of plasticity module - anisotropic models more stable
2015-01-29 19:26:09 +05:30
state(1,mappingConstitutive(1,ipc,ip,el))
missing file in previous commit
2014-11-05 23:17:46 +05:30
case (FIELD_DAMAGE_NONLOCAL_ID)
damage_anisoDuctile_getDamage = fieldDamage(material_homog(ip,el))% &
field(1,mappingHomogenization(1,ip,el)) ! Taylor type
end select
end function damage_anisoDuctile_getDamage
!--------------------------------------------------------------------------------------------------
!> @brief returns damage value based on local damage
!--------------------------------------------------------------------------------------------------
subroutine damage_anisoDuctile_putLocalDamage(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 damage_anisoDuctile_putLocalDamage
!--------------------------------------------------------------------------------------------------
!> @brief returns local damage
!--------------------------------------------------------------------------------------------------
function damage_anisoDuctile_getLocalDamage(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) :: &
damage_anisoDuctile_getLocalDamage
damage_anisoDuctile_getLocalDamage = &
reworked anisotropic ductile model
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damageState(mappingConstitutive(2,ipc,ip,el))%state(1,mappingConstitutive(1,ipc,ip,el))
Inroduced Fd in kinematic decomposition.
2015-01-19 19:09:47 +05:30
missing file in previous commit
2014-11-05 23:17:46 +05:30
end function damage_anisoDuctile_getLocalDamage
!--------------------------------------------------------------------------------------------------
!> @brief return array of constitutive results
!--------------------------------------------------------------------------------------------------
function damage_anisoDuctile_postResults(ipc,ip,el)
use material, only: &
mappingConstitutive, &
reverted back to rate independent damage evolution. updated example config files to recent changes
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phase_damageInstance
missing file in previous commit
2014-11-05 23:17:46 +05:30
implicit none
integer(pInt), intent(in) :: &
ipc, & !< component-ID of integration point
ip, & !< integration point
el !< element
real(pReal), dimension(damage_anisoDuctile_sizePostResults(phase_damageInstance(mappingConstitutive(2,ipc,ip,el)))) :: &
damage_anisoDuctile_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_anisoDuctile_postResults = 0.0_pReal
do o = 1_pInt,damage_anisoDuctile_Noutput(instance)
select case(damage_anisoDuctile_outputID(o,instance))
case (local_damage_ID)
damage_anisoDuctile_postResults(c+1_pInt) = &
damage_anisoDuctile_getLocalDamage(ipc, ip, el)
c = c + 1_pInt
end select
enddo
end function damage_anisoDuctile_postResults
end module damage_anisoDuctile