212 lines
8.2 KiB
Fortran
212 lines
8.2 KiB
Fortran
!--------------------------------------------------------------------------------------------------
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!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Luv Sharma, Max-Planck-Institut für Eisenforschung GmbH
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!> @brief material subroutine incoprorating isotropic ductile damage source mechanism
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!> @details to be done
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!--------------------------------------------------------------------------------------------------
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module source_damage_isoDuctile
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use prec
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use debug
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use IO
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use discretization
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use material
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use config
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use results
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implicit none
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private
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integer, dimension(:), allocatable :: &
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source_damage_isoDuctile_offset, & !< which source is my current damage mechanism?
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source_damage_isoDuctile_instance !< instance of damage source mechanism
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enum, bind(c)
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enumerator :: undefined_ID, &
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damage_drivingforce_ID
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end enum !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ToDo
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type, private :: tParameters !< container type for internal constitutive parameters
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real(pReal) :: &
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critPlasticStrain, &
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N, &
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aTol
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integer(kind(undefined_ID)), allocatable, dimension(:) :: &
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outputID
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end type tParameters
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type(tParameters), dimension(:), allocatable, private :: param !< containers of constitutive parameters (len Ninstance)
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public :: &
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source_damage_isoDuctile_init, &
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source_damage_isoDuctile_dotState, &
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source_damage_isoDuctile_getRateAndItsTangent, &
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source_damage_isoDuctile_Results
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contains
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!--------------------------------------------------------------------------------------------------
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!> @brief module initialization
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!> @details reads in material parameters, allocates arrays, and does sanity checks
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!--------------------------------------------------------------------------------------------------
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subroutine source_damage_isoDuctile_init
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integer :: Ninstance,phase,instance,source,sourceOffset
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integer :: NofMyPhase,p,i
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character(len=65536), dimension(0), parameter :: emptyStringArray = [character(len=65536)::]
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integer(kind(undefined_ID)) :: &
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outputID
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character(len=pStringLen) :: &
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extmsg = ''
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character(len=65536), dimension(:), allocatable :: &
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outputs
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write(6,'(/,a)') ' <<<+- source_'//SOURCE_DAMAGE_ISODUCTILE_LABEL//' init -+>>>'
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Ninstance = count(phase_source == SOURCE_damage_isoDuctile_ID)
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if (Ninstance == 0) return
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if (iand(debug_level(debug_constitutive),debug_levelBasic) /= 0) &
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write(6,'(a16,1x,i5,/)') '# instances:',Ninstance
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allocate(source_damage_isoDuctile_offset(material_Nphase), source=0)
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allocate(source_damage_isoDuctile_instance(material_Nphase), source=0)
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do phase = 1, material_Nphase
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source_damage_isoDuctile_instance(phase) = count(phase_source(:,1:phase) == source_damage_isoDuctile_ID)
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do source = 1, phase_Nsources(phase)
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if (phase_source(source,phase) == source_damage_isoDuctile_ID) &
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source_damage_isoDuctile_offset(phase) = source
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enddo
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enddo
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allocate(param(Ninstance))
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do p=1, size(config_phase)
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if (all(phase_source(:,p) /= SOURCE_DAMAGE_ISODUCTILE_ID)) cycle
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associate(prm => param(source_damage_isoDuctile_instance(p)), &
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config => config_phase(p))
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prm%aTol = config%getFloat('isoductile_atol',defaultVal = 1.0e-3_pReal)
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prm%N = config%getFloat('isoductile_ratesensitivity')
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prm%critPlasticStrain = config%getFloat('isoductile_criticalplasticstrain')
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! sanity checks
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if (prm%aTol < 0.0_pReal) extmsg = trim(extmsg)//' isoductile_atol'
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if (prm%N <= 0.0_pReal) extmsg = trim(extmsg)//' isoductile_ratesensitivity'
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if (prm%critPlasticStrain <= 0.0_pReal) extmsg = trim(extmsg)//' isoductile_criticalplasticstrain'
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!--------------------------------------------------------------------------------------------------
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! exit if any parameter is out of range
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if (extmsg /= '') &
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call IO_error(211,ext_msg=trim(extmsg)//'('//SOURCE_DAMAGE_ISODUCTILE_LABEL//')')
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!--------------------------------------------------------------------------------------------------
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! output pararameters
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outputs = config%getStrings('(output)',defaultVal=emptyStringArray)
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allocate(prm%outputID(0))
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do i=1, size(outputs)
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outputID = undefined_ID
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select case(outputs(i))
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case ('isoductile_drivingforce')
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prm%outputID = [prm%outputID, damage_drivingforce_ID]
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end select
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enddo
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end associate
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phase = p
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NofMyPhase=count(material_phaseAt==phase) * discretization_nIP
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instance = source_damage_isoDuctile_instance(phase)
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sourceOffset = source_damage_isoDuctile_offset(phase)
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call material_allocateSourceState(phase,sourceOffset,NofMyPhase,1,1,0)
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sourceState(phase)%p(sourceOffset)%aTolState=param(instance)%aTol
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enddo
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end subroutine source_damage_isoDuctile_init
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!--------------------------------------------------------------------------------------------------
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!> @brief calculates derived quantities from state
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!--------------------------------------------------------------------------------------------------
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subroutine source_damage_isoDuctile_dotState(ipc, ip, el)
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integer, intent(in) :: &
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ipc, & !< component-ID of integration point
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ip, & !< integration point
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el !< element
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integer :: &
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phase, constituent, instance, homog, sourceOffset, damageOffset
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phase = material_phaseAt(ipc,el)
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constituent = material_phasememberAt(ipc,ip,el)
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instance = source_damage_isoDuctile_instance(phase)
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sourceOffset = source_damage_isoDuctile_offset(phase)
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homog = material_homogenizationAt(el)
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damageOffset = damageMapping(homog)%p(ip,el)
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sourceState(phase)%p(sourceOffset)%dotState(1,constituent) = &
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sum(plasticState(phase)%slipRate(:,constituent))/ &
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((damage(homog)%p(damageOffset))**param(instance)%N)/ &
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param(instance)%critPlasticStrain
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end subroutine source_damage_isoDuctile_dotState
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!--------------------------------------------------------------------------------------------------
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!> @brief returns local part of nonlocal damage driving force
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!--------------------------------------------------------------------------------------------------
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subroutine source_damage_isoDuctile_getRateAndItsTangent(localphiDot, dLocalphiDot_dPhi, phi, phase, constituent)
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integer, intent(in) :: &
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phase, &
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constituent
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real(pReal), intent(in) :: &
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phi
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real(pReal), intent(out) :: &
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localphiDot, &
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dLocalphiDot_dPhi
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integer :: &
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sourceOffset
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sourceOffset = source_damage_isoDuctile_offset(phase)
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localphiDot = 1.0_pReal &
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- sourceState(phase)%p(sourceOffset)%state(1,constituent) * phi
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dLocalphiDot_dPhi = -sourceState(phase)%p(sourceOffset)%state(1,constituent)
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end subroutine source_damage_isoDuctile_getRateAndItsTangent
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!--------------------------------------------------------------------------------------------------
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!> @brief writes results to HDF5 output file
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!--------------------------------------------------------------------------------------------------
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subroutine source_damage_isoDuctile_results(phase,group)
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integer, intent(in) :: phase
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character(len=*), intent(in) :: group
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integer :: sourceOffset, o, instance
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instance = source_damage_isoDuctile_instance(phase)
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sourceOffset = source_damage_isoDuctile_offset(phase)
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associate(prm => param(instance), stt => sourceState(phase)%p(sourceOffset)%state)
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outputsLoop: do o = 1,size(prm%outputID)
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select case(prm%outputID(o))
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case (damage_drivingforce_ID)
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call results_writeDataset(group,stt,'tbd','driving force','tbd')
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end select
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enddo outputsLoop
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end associate
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end subroutine source_damage_isoDuctile_results
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end module source_damage_isoDuctile
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