349 lines
17 KiB
Fortran
349 lines
17 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, only: &
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pReal, &
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pInt
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implicit none
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private
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integer(pInt), dimension(:), allocatable, public, protected :: &
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source_damage_isoDuctile_sizePostResults, & !< cumulative size of post results
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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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integer(pInt), dimension(:,:), allocatable, target, public :: &
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source_damage_isoDuctile_sizePostResult !< size of each post result output
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character(len=64), dimension(:,:), allocatable, target, public :: &
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source_damage_isoDuctile_output !< name of each post result output
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integer(pInt), dimension(:), allocatable, target, public :: &
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source_damage_isoDuctile_Noutput !< number of outputs per instance of this damage
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real(pReal), dimension(:), allocatable, private :: &
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source_damage_isoDuctile_aTol, &
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source_damage_isoDuctile_critPlasticStrain, &
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source_damage_isoDuctile_N
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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 !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!11 ToDo
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integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: &
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source_damage_isoDuctile_outputID !< ID of each post result output
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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_postResults
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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(fileUnit)
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use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
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use debug, only: &
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debug_level,&
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debug_constitutive,&
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debug_levelBasic
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use IO, only: &
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IO_read, &
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IO_lc, &
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IO_getTag, &
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IO_isBlank, &
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IO_stringPos, &
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IO_stringValue, &
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IO_floatValue, &
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IO_intValue, &
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IO_warning, &
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IO_error, &
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IO_timeStamp, &
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IO_EOF
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use material, only: &
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phase_source, &
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phase_Nsources, &
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phase_Noutput, &
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SOURCE_damage_isoDuctile_label, &
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SOURCE_damage_isoDuctile_ID, &
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material_Nphase, &
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material_phase, &
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sourceState, &
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MATERIAL_partPhase
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use numerics,only: &
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analyticJaco, &
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worldrank, &
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numerics_integrator
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implicit none
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integer(pInt), intent(in) :: fileUnit
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integer(pInt), allocatable, dimension(:) :: chunkPos
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integer(pInt) :: maxNinstance,mySize=0_pInt,phase,instance,source,sourceOffset,o
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integer(pInt) :: sizeState, sizeDotState, sizeDeltaState
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integer(pInt) :: NofMyPhase
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character(len=65536) :: &
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tag = '', &
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line = ''
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mainProcess: if (worldrank == 0) then
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write(6,'(/,a)') ' <<<+- source_'//SOURCE_damage_isoDuctile_label//' init -+>>>'
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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_source == SOURCE_damage_isoDuctile_ID),pInt)
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if (maxNinstance == 0_pInt) return
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if (iand(debug_level(debug_constitutive),debug_levelBasic) /= 0_pInt) &
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write(6,'(a16,1x,i5,/)') '# instances:',maxNinstance
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allocate(source_damage_isoDuctile_offset(material_Nphase), source=0_pInt)
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allocate(source_damage_isoDuctile_instance(material_Nphase), source=0_pInt)
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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(source_damage_isoDuctile_sizePostResults(maxNinstance), source=0_pInt)
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allocate(source_damage_isoDuctile_sizePostResult(maxval(phase_Noutput),maxNinstance),source=0_pInt)
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allocate(source_damage_isoDuctile_output(maxval(phase_Noutput),maxNinstance))
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source_damage_isoDuctile_output = ''
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allocate(source_damage_isoDuctile_outputID(maxval(phase_Noutput),maxNinstance), source=undefined_ID)
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allocate(source_damage_isoDuctile_Noutput(maxNinstance), source=0_pInt)
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allocate(source_damage_isoDuctile_critPlasticStrain(maxNinstance), source=0.0_pReal)
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allocate(source_damage_isoDuctile_N(maxNinstance), source=0.0_pReal)
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allocate(source_damage_isoDuctile_aTol(maxNinstance), source=0.0_pReal)
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rewind(fileUnit)
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phase = 0_pInt
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do while (trim(line) /= IO_EOF .and. IO_lc(IO_getTag(line,'<','>')) /= MATERIAL_partPhase) ! wind forward to <phase>
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line = IO_read(fileUnit)
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enddo
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parsingFile: do while (trim(line) /= IO_EOF) ! read through sections of phase part
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line = IO_read(fileUnit)
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if (IO_isBlank(line)) cycle ! skip empty lines
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if (IO_getTag(line,'<','>') /= '') then ! stop at next part
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line = IO_read(fileUnit, .true.) ! reset IO_read
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exit
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endif
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if (IO_getTag(line,'[',']') /= '') then ! next phase section
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phase = phase + 1_pInt ! advance phase section counter
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cycle ! skip to next line
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endif
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if (phase > 0_pInt ) then; if (any(phase_source(:,phase) == SOURCE_damage_isoDuctile_ID)) then ! do not short-circuit here (.and. with next if statemen). It's not safe in Fortran
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instance = source_damage_isoDuctile_instance(phase) ! which instance of my damage is present phase
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chunkPos = IO_stringPos(line)
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tag = IO_lc(IO_stringValue(line,chunkPos,1_pInt)) ! extract key
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select case(tag)
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case ('(output)')
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select case(IO_lc(IO_stringValue(line,chunkPos,2_pInt)))
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case ('isoductile_drivingforce')
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source_damage_isoDuctile_Noutput(instance) = source_damage_isoDuctile_Noutput(instance) + 1_pInt
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source_damage_isoDuctile_outputID(source_damage_isoDuctile_Noutput(instance),instance) = damage_drivingforce_ID
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source_damage_isoDuctile_output(source_damage_isoDuctile_Noutput(instance),instance) = &
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IO_lc(IO_stringValue(line,chunkPos,2_pInt))
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end select
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case ('isoductile_criticalplasticstrain')
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source_damage_isoDuctile_critPlasticStrain(instance) = IO_floatValue(line,chunkPos,2_pInt)
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case ('isoductile_ratesensitivity')
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source_damage_isoDuctile_N(instance) = IO_floatValue(line,chunkPos,2_pInt)
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case ('isoductile_atol')
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source_damage_isoDuctile_aTol(instance) = IO_floatValue(line,chunkPos,2_pInt)
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end select
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endif; endif
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enddo parsingFile
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!--------------------------------------------------------------------------------------------------
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! sanity checks
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sanityChecks: do phase = 1_pInt, material_Nphase
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myPhase: if (any(phase_source(:,phase) == SOURCE_damage_isoDuctile_ID)) then
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instance = source_damage_isoDuctile_instance(phase)
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if (source_damage_isoDuctile_aTol(instance) < 0.0_pReal) &
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source_damage_isoDuctile_aTol(instance) = 1.0e-3_pReal ! default absolute tolerance 1e-3
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if (source_damage_isoDuctile_critPlasticStrain(instance) <= 0.0_pReal) &
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call IO_error(211_pInt,el=instance,ext_msg='critical plastic strain ('//SOURCE_damage_isoDuctile_LABEL//')')
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endif myPhase
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enddo sanityChecks
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initializeInstances: do phase = 1_pInt, material_Nphase
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if (any(phase_source(:,phase) == SOURCE_damage_isoDuctile_ID)) then
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NofMyPhase=count(material_phase==phase)
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instance = source_damage_isoDuctile_instance(phase)
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sourceOffset = source_damage_isoDuctile_offset(phase)
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!--------------------------------------------------------------------------------------------------
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! Determine size of postResults array
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outputsLoop: do o = 1_pInt,source_damage_isoDuctile_Noutput(instance)
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select case(source_damage_isoDuctile_outputID(o,instance))
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case(damage_drivingforce_ID)
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mySize = 1_pInt
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end select
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if (mySize > 0_pInt) then ! any meaningful output found
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source_damage_isoDuctile_sizePostResult(o,instance) = mySize
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source_damage_isoDuctile_sizePostResults(instance) = source_damage_isoDuctile_sizePostResults(instance) + mySize
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endif
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enddo outputsLoop
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! Determine size of state array
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sizeDotState = 1_pInt
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sizeDeltaState = 0_pInt
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sizeState = 1_pInt
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sourceState(phase)%p(sourceOffset)%sizeState = sizeState
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sourceState(phase)%p(sourceOffset)%sizeDotState = sizeDotState
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sourceState(phase)%p(sourceOffset)%sizeDeltaState = sizeDeltaState
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sourceState(phase)%p(sourceOffset)%sizePostResults = source_damage_isoDuctile_sizePostResults(instance)
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allocate(sourceState(phase)%p(sourceOffset)%aTolState (sizeState), &
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source=source_damage_isoDuctile_aTol(instance))
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allocate(sourceState(phase)%p(sourceOffset)%state0 (sizeState,NofMyPhase), source=.0_pReal)
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allocate(sourceState(phase)%p(sourceOffset)%partionedState0 (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(sourceState(phase)%p(sourceOffset)%subState0 (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(sourceState(phase)%p(sourceOffset)%state (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(sourceState(phase)%p(sourceOffset)%dotState (sizeDotState,NofMyPhase), source=0.0_pReal)
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allocate(sourceState(phase)%p(sourceOffset)%deltaState (sizeDeltaState,NofMyPhase), source=0.0_pReal)
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if (.not. analyticJaco) then
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allocate(sourceState(phase)%p(sourceOffset)%state_backup (sizeState,NofMyPhase), source=0.0_pReal)
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allocate(sourceState(phase)%p(sourceOffset)%dotState_backup (sizeDotState,NofMyPhase), source=0.0_pReal)
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endif
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if (any(numerics_integrator == 1_pInt)) then
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allocate(sourceState(phase)%p(sourceOffset)%previousDotState (sizeDotState,NofMyPhase), source=0.0_pReal)
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allocate(sourceState(phase)%p(sourceOffset)%previousDotState2 (sizeDotState,NofMyPhase), source=0.0_pReal)
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endif
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if (any(numerics_integrator == 4_pInt)) &
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allocate(sourceState(phase)%p(sourceOffset)%RK4dotState (sizeDotState,NofMyPhase), source=0.0_pReal)
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if (any(numerics_integrator == 5_pInt)) &
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allocate(sourceState(phase)%p(sourceOffset)%RKCK45dotState (6,sizeDotState,NofMyPhase),source=0.0_pReal)
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endif
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enddo initializeInstances
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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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use material, only: &
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phaseAt, phasememberAt, &
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plasticState, &
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sourceState, &
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material_homog, &
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damage, &
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damageMapping
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implicit none
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integer(pInt), 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(pInt) :: &
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phase, constituent, instance, homog, sourceOffset, damageOffset
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phase = phaseAt(ipc,ip,el)
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constituent = 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_homog(ip,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))**source_damage_isoDuctile_N(instance))/ &
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source_damage_isoDuctile_critPlasticStrain(instance)
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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, ipc, ip, el)
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use material, only: &
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phaseAt, phasememberAt, &
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sourceState
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implicit none
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integer(pInt), 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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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(pInt) :: &
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phase, constituent, sourceOffset
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phase = phaseAt(ipc,ip,el)
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constituent = phasememberAt(ipc,ip,el)
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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)* &
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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 return array of local damage results
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!--------------------------------------------------------------------------------------------------
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function source_damage_isoDuctile_postResults(ipc,ip,el)
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use material, only: &
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phaseAt, phasememberAt, &
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sourceState
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implicit none
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integer(pInt), 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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real(pReal), dimension(source_damage_isoDuctile_sizePostResults( &
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source_damage_isoDuctile_instance(phaseAt(ipc,ip,el)))) :: &
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source_damage_isoDuctile_postResults
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integer(pInt) :: &
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instance, phase, constituent, sourceOffset, o, c
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phase = phaseAt(ipc,ip,el)
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constituent = 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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c = 0_pInt
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source_damage_isoDuctile_postResults = 0.0_pReal
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do o = 1_pInt,source_damage_isoDuctile_Noutput(instance)
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select case(source_damage_isoDuctile_outputID(o,instance))
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case (damage_drivingforce_ID)
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source_damage_isoDuctile_postResults(c+1_pInt) = sourceState(phase)%p(sourceOffset)%state(1,constituent)
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c = c + 1
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end select
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enddo
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end function source_damage_isoDuctile_postResults
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end module source_damage_isoDuctile
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