285 lines
10 KiB
Fortran
285 lines
10 KiB
Fortran
!--------------------------------------------------------------------------------------------------
|
|
!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
|
|
!> @brief material subroutine for locally evolving damage field
|
|
!--------------------------------------------------------------------------------------------------
|
|
module damage_local
|
|
use prec
|
|
|
|
implicit none
|
|
private
|
|
integer, dimension(:,:), allocatable, target, public :: &
|
|
damage_local_sizePostResult !< size of each post result output
|
|
|
|
character(len=64), dimension(:,:), allocatable, target, public :: &
|
|
damage_local_output !< name of each post result output
|
|
|
|
integer, dimension(:), allocatable, target, public :: &
|
|
damage_local_Noutput !< number of outputs per instance of this damage
|
|
|
|
enum, bind(c)
|
|
enumerator :: undefined_ID, &
|
|
damage_ID
|
|
end enum
|
|
integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: &
|
|
damage_local_outputID !< ID of each post result output
|
|
|
|
type, private :: tParameters
|
|
integer(kind(undefined_ID)), dimension(:), allocatable :: &
|
|
outputID
|
|
end type tParameters
|
|
|
|
type(tparameters), dimension(:), allocatable, private :: &
|
|
param
|
|
|
|
public :: &
|
|
damage_local_init, &
|
|
damage_local_updateState, &
|
|
damage_local_postResults
|
|
private :: &
|
|
damage_local_getSourceAndItsTangent
|
|
|
|
contains
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief module initialization
|
|
!> @details reads in material parameters, allocates arrays, and does sanity checks
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine damage_local_init
|
|
use material, only: &
|
|
damage_type, &
|
|
damage_typeInstance, &
|
|
homogenization_Noutput, &
|
|
DAMAGE_local_label, &
|
|
DAMAGE_local_ID, &
|
|
material_homogenizationAt, &
|
|
mappingHomogenization, &
|
|
damageState, &
|
|
damageMapping, &
|
|
damage, &
|
|
damage_initialPhi
|
|
use config, only: &
|
|
config_homogenization
|
|
|
|
|
|
integer :: maxNinstance,homog,instance,o,i
|
|
integer :: sizeState
|
|
integer :: NofMyHomog, h
|
|
integer(kind(undefined_ID)) :: &
|
|
outputID
|
|
character(len=65536), dimension(0), parameter :: emptyStringArray = [character(len=65536)::]
|
|
character(len=65536), dimension(:), allocatable :: &
|
|
outputs
|
|
|
|
write(6,'(/,a)') ' <<<+- damage_'//DAMAGE_local_label//' init -+>>>'
|
|
|
|
maxNinstance = int(count(damage_type == DAMAGE_local_ID),pInt)
|
|
if (maxNinstance == 0) return
|
|
|
|
allocate(damage_local_sizePostResult (maxval(homogenization_Noutput),maxNinstance),source=0)
|
|
allocate(damage_local_output (maxval(homogenization_Noutput),maxNinstance))
|
|
damage_local_output = ''
|
|
allocate(damage_local_outputID (maxval(homogenization_Noutput),maxNinstance),source=undefined_ID)
|
|
allocate(damage_local_Noutput (maxNinstance), source=0)
|
|
|
|
allocate(param(maxNinstance))
|
|
|
|
do h = 1, size(damage_type)
|
|
if (damage_type(h) /= DAMAGE_LOCAL_ID) cycle
|
|
associate(prm => param(damage_typeInstance(h)), &
|
|
config => config_homogenization(h))
|
|
|
|
|
|
outputs = config%getStrings('(output)',defaultVal=emptyStringArray)
|
|
allocate(prm%outputID(0))
|
|
|
|
do i=1, size(outputs)
|
|
outputID = undefined_ID
|
|
select case(outputs(i))
|
|
|
|
case ('damage')
|
|
damage_local_output(i,damage_typeInstance(h)) = outputs(i)
|
|
damage_local_Noutput(instance) = damage_local_Noutput(instance) + 1
|
|
damage_local_sizePostResult(i,damage_typeInstance(h)) = 1
|
|
prm%outputID = [prm%outputID , damage_ID]
|
|
end select
|
|
|
|
enddo
|
|
|
|
|
|
homog = h
|
|
|
|
NofMyHomog = count(material_homogenizationAt == homog)
|
|
instance = damage_typeInstance(homog)
|
|
|
|
|
|
! allocate state arrays
|
|
sizeState = 1
|
|
damageState(homog)%sizeState = sizeState
|
|
damageState(homog)%sizePostResults = sum(damage_local_sizePostResult(:,instance))
|
|
allocate(damageState(homog)%state0 (sizeState,NofMyHomog), source=damage_initialPhi(homog))
|
|
allocate(damageState(homog)%subState0(sizeState,NofMyHomog), source=damage_initialPhi(homog))
|
|
allocate(damageState(homog)%state (sizeState,NofMyHomog), source=damage_initialPhi(homog))
|
|
|
|
nullify(damageMapping(homog)%p)
|
|
damageMapping(homog)%p => mappingHomogenization(1,:,:)
|
|
deallocate(damage(homog)%p)
|
|
damage(homog)%p => damageState(homog)%state(1,:)
|
|
|
|
end associate
|
|
enddo
|
|
|
|
|
|
end subroutine damage_local_init
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief calculates local change in damage field
|
|
!--------------------------------------------------------------------------------------------------
|
|
function damage_local_updateState(subdt, ip, el)
|
|
use numerics, only: &
|
|
residualStiffness, &
|
|
err_damage_tolAbs, &
|
|
err_damage_tolRel
|
|
use material, only: &
|
|
material_homogenizationAt, &
|
|
mappingHomogenization, &
|
|
damageState
|
|
|
|
integer, intent(in) :: &
|
|
ip, & !< integration point number
|
|
el !< element number
|
|
real(pReal), intent(in) :: &
|
|
subdt
|
|
logical, dimension(2) :: &
|
|
damage_local_updateState
|
|
integer :: &
|
|
homog, &
|
|
offset
|
|
real(pReal) :: &
|
|
phi, phiDot, dPhiDot_dPhi
|
|
|
|
homog = material_homogenizationAt(el)
|
|
offset = mappingHomogenization(1,ip,el)
|
|
phi = damageState(homog)%subState0(1,offset)
|
|
call damage_local_getSourceAndItsTangent(phiDot, dPhiDot_dPhi, phi, ip, el)
|
|
phi = max(residualStiffness,min(1.0_pReal,phi + subdt*phiDot))
|
|
|
|
damage_local_updateState = [ abs(phi - damageState(homog)%state(1,offset)) &
|
|
<= err_damage_tolAbs &
|
|
.or. abs(phi - damageState(homog)%state(1,offset)) &
|
|
<= err_damage_tolRel*abs(damageState(homog)%state(1,offset)), &
|
|
.true.]
|
|
|
|
damageState(homog)%state(1,offset) = phi
|
|
|
|
end function damage_local_updateState
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief calculates homogenized local damage driving forces
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine damage_local_getSourceAndItsTangent(phiDot, dPhiDot_dPhi, phi, ip, el)
|
|
use material, only: &
|
|
homogenization_Ngrains, &
|
|
material_homogenizationAt, &
|
|
phaseAt, &
|
|
phasememberAt, &
|
|
phase_source, &
|
|
phase_Nsources, &
|
|
SOURCE_damage_isoBrittle_ID, &
|
|
SOURCE_damage_isoDuctile_ID, &
|
|
SOURCE_damage_anisoBrittle_ID, &
|
|
SOURCE_damage_anisoDuctile_ID
|
|
use source_damage_isoBrittle, only: &
|
|
source_damage_isobrittle_getRateAndItsTangent
|
|
use source_damage_isoDuctile, only: &
|
|
source_damage_isoductile_getRateAndItsTangent
|
|
use source_damage_anisoBrittle, only: &
|
|
source_damage_anisobrittle_getRateAndItsTangent
|
|
use source_damage_anisoDuctile, only: &
|
|
source_damage_anisoductile_getRateAndItsTangent
|
|
|
|
integer, intent(in) :: &
|
|
ip, & !< integration point number
|
|
el !< element number
|
|
real(pReal), intent(in) :: &
|
|
phi
|
|
integer :: &
|
|
phase, &
|
|
grain, &
|
|
source, &
|
|
constituent
|
|
real(pReal) :: &
|
|
phiDot, dPhiDot_dPhi, localphiDot, dLocalphiDot_dPhi
|
|
|
|
phiDot = 0.0_pReal
|
|
dPhiDot_dPhi = 0.0_pReal
|
|
do grain = 1, homogenization_Ngrains(material_homogenizationAt(el))
|
|
phase = phaseAt(grain,ip,el)
|
|
constituent = phasememberAt(grain,ip,el)
|
|
do source = 1, phase_Nsources(phase)
|
|
select case(phase_source(source,phase))
|
|
case (SOURCE_damage_isoBrittle_ID)
|
|
call source_damage_isobrittle_getRateAndItsTangent (localphiDot, dLocalphiDot_dPhi, phi, phase, constituent)
|
|
|
|
case (SOURCE_damage_isoDuctile_ID)
|
|
call source_damage_isoductile_getRateAndItsTangent (localphiDot, dLocalphiDot_dPhi, phi, phase, constituent)
|
|
|
|
case (SOURCE_damage_anisoBrittle_ID)
|
|
call source_damage_anisobrittle_getRateAndItsTangent(localphiDot, dLocalphiDot_dPhi, phi, phase, constituent)
|
|
|
|
case (SOURCE_damage_anisoDuctile_ID)
|
|
call source_damage_anisoductile_getRateAndItsTangent(localphiDot, dLocalphiDot_dPhi, phi, phase, constituent)
|
|
|
|
case default
|
|
localphiDot = 0.0_pReal
|
|
dLocalphiDot_dPhi = 0.0_pReal
|
|
|
|
end select
|
|
phiDot = phiDot + localphiDot
|
|
dPhiDot_dPhi = dPhiDot_dPhi + dLocalphiDot_dPhi
|
|
enddo
|
|
enddo
|
|
|
|
phiDot = phiDot/real(homogenization_Ngrains(material_homogenizationAt(el)),pReal)
|
|
dPhiDot_dPhi = dPhiDot_dPhi/real(homogenization_Ngrains(material_homogenizationAt(el)),pReal)
|
|
|
|
end subroutine damage_local_getSourceAndItsTangent
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief return array of damage results
|
|
!--------------------------------------------------------------------------------------------------
|
|
function damage_local_postResults(ip,el)
|
|
use material, only: &
|
|
material_homogenizationAt, &
|
|
damage_typeInstance, &
|
|
damageMapping, &
|
|
damage
|
|
|
|
integer, intent(in) :: &
|
|
ip, & !< integration point
|
|
el !< element
|
|
real(pReal), dimension(sum(damage_local_sizePostResult(:,damage_typeInstance(material_homogenizationAt(el))))) :: &
|
|
damage_local_postResults
|
|
|
|
integer :: &
|
|
instance, homog, offset, o, c
|
|
|
|
homog = material_homogenizationAt(el)
|
|
offset = damageMapping(homog)%p(ip,el)
|
|
instance = damage_typeInstance(homog)
|
|
associate(prm => param(instance))
|
|
c = 0
|
|
|
|
outputsLoop: do o = 1,size(prm%outputID)
|
|
select case(prm%outputID(o))
|
|
|
|
case (damage_ID)
|
|
damage_local_postResults(c+1) = damage(homog)%p(offset)
|
|
c = c + 1
|
|
end select
|
|
enddo outputsLoop
|
|
|
|
end associate
|
|
end function damage_local_postResults
|
|
|
|
end module damage_local
|