DAMASK_EICMD/code/vacancyflux/vacancyflux_isochempot.f90

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Fortran
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2016-02-24 02:57:37 +05:30
!--------------------------------------------------------------------------------------------------
! $Id$
!--------------------------------------------------------------------------------------------------
!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
!> @brief material subroutine for locally evolving vacancy concentration
!> @details to be done
!--------------------------------------------------------------------------------------------------
module vacancyflux_isochempot
use prec, only: &
pReal, &
pInt
implicit none
private
integer(pInt), dimension(:), allocatable, public, protected :: &
vacancyflux_isochempot_sizePostResults !< cumulative size of post results
integer(pInt), dimension(:,:), allocatable, target, public :: &
vacancyflux_isochempot_sizePostResult !< size of each post result output
character(len=64), dimension(:,:), allocatable, target, public :: &
vacancyflux_isochempot_output !< name of each post result output
integer(pInt), dimension(:), allocatable, target, public :: &
vacancyflux_isochempot_Noutput !< number of outputs per instance of this damage
enum, bind(c)
enumerator :: undefined_ID, &
vacancyconc_ID
end enum
integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: &
vacancyflux_isochempot_outputID !< ID of each post result output
public :: &
vacancyflux_isochempot_init, &
vacancyflux_isochempot_updateState, &
vacancyflux_isochempot_getSourceAndItsTangent, &
vacancyflux_isochempot_postResults
contains
!--------------------------------------------------------------------------------------------------
!> @brief module initialization
!> @details reads in material parameters, allocates arrays, and does sanity checks
!--------------------------------------------------------------------------------------------------
subroutine vacancyflux_isochempot_init(fileUnit)
use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
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: &
vacancyflux_type, &
vacancyflux_typeInstance, &
homogenization_Noutput, &
VACANCYFLUX_isochempot_label, &
VACANCYFLUX_isochempot_ID, &
material_homog, &
mappingHomogenization, &
vacancyfluxState, &
vacancyfluxMapping, &
vacancyConc, &
vacancyConcRate, &
vacancyflux_initialCv, &
material_partHomogenization
use numerics,only: &
worldrank
implicit none
integer(pInt), intent(in) :: fileUnit
integer(pInt), allocatable, dimension(:) :: chunkPos
integer(pInt) :: maxNinstance,mySize=0_pInt,section,instance,o
integer(pInt) :: sizeState
integer(pInt) :: NofMyHomog
character(len=65536) :: &
tag = '', &
line = ''
mainProcess: if (worldrank == 0) then
write(6,'(/,a)') ' <<<+- vacancyflux_'//VACANCYFLUX_isochempot_label//' init -+>>>'
write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
#include "compilation_info.f90"
endif mainProcess
maxNinstance = int(count(vacancyflux_type == VACANCYFLUX_isochempot_ID),pInt)
if (maxNinstance == 0_pInt) return
allocate(vacancyflux_isochempot_sizePostResults(maxNinstance), source=0_pInt)
allocate(vacancyflux_isochempot_sizePostResult (maxval(homogenization_Noutput),maxNinstance),source=0_pInt)
allocate(vacancyflux_isochempot_output (maxval(homogenization_Noutput),maxNinstance))
vacancyflux_isochempot_output = ''
allocate(vacancyflux_isochempot_outputID (maxval(homogenization_Noutput),maxNinstance),source=undefined_ID)
allocate(vacancyflux_isochempot_Noutput (maxNinstance), source=0_pInt)
rewind(fileUnit)
section = 0_pInt
do while (trim(line) /= IO_EOF .and. IO_lc(IO_getTag(line,'<','>')) /= material_partHomogenization)! wind forward to <homogenization>
line = IO_read(fileUnit)
enddo
parsingFile: do while (trim(line) /= IO_EOF) ! read through sections of homog 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 homog section
section = section + 1_pInt ! advance homog section counter
cycle ! skip to next line
endif
if (section > 0_pInt ) then; if (vacancyflux_type(section) == VACANCYFLUX_isochempot_ID) then ! do not short-circuit here (.and. with next if statemen). It's not safe in Fortran
instance = vacancyflux_typeInstance(section) ! which instance of my vacancyflux is present homog
chunkPos = IO_stringPos(line)
tag = IO_lc(IO_stringValue(line,chunkPos,1_pInt)) ! extract key
select case(tag)
case ('(output)')
select case(IO_lc(IO_stringValue(line,chunkPos,2_pInt)))
case ('vacancyconc')
vacancyflux_isochempot_Noutput(instance) = vacancyflux_isochempot_Noutput(instance) + 1_pInt
vacancyflux_isochempot_outputID(vacancyflux_isochempot_Noutput(instance),instance) = vacancyconc_ID
vacancyflux_isochempot_output(vacancyflux_isochempot_Noutput(instance),instance) = &
IO_lc(IO_stringValue(line,chunkPos,2_pInt))
end select
end select
endif; endif
enddo parsingFile
initializeInstances: do section = 1_pInt, size(vacancyflux_type)
if (vacancyflux_type(section) == VACANCYFLUX_isochempot_ID) then
NofMyHomog=count(material_homog==section)
instance = vacancyflux_typeInstance(section)
!--------------------------------------------------------------------------------------------------
! Determine size of postResults array
outputsLoop: do o = 1_pInt,vacancyflux_isochempot_Noutput(instance)
select case(vacancyflux_isochempot_outputID(o,instance))
case(vacancyconc_ID)
mySize = 1_pInt
end select
if (mySize > 0_pInt) then ! any meaningful output found
vacancyflux_isochempot_sizePostResult(o,instance) = mySize
vacancyflux_isochempot_sizePostResults(instance) = vacancyflux_isochempot_sizePostResults(instance) + mySize
endif
enddo outputsLoop
! allocate state arrays
sizeState = 1_pInt
vacancyfluxState(section)%sizeState = sizeState
vacancyfluxState(section)%sizePostResults = vacancyflux_isochempot_sizePostResults(instance)
allocate(vacancyfluxState(section)%state0 (sizeState,NofMyHomog), source=vacancyflux_initialCv(section))
allocate(vacancyfluxState(section)%subState0(sizeState,NofMyHomog), source=vacancyflux_initialCv(section))
allocate(vacancyfluxState(section)%state (sizeState,NofMyHomog), source=vacancyflux_initialCv(section))
nullify(vacancyfluxMapping(section)%p)
vacancyfluxMapping(section)%p => mappingHomogenization(1,:,:)
deallocate(vacancyConc(section)%p)
vacancyConc(section)%p => vacancyfluxState(section)%state(1,:)
deallocate(vacancyConcRate(section)%p)
allocate(vacancyConcRate(section)%p(NofMyHomog), source=0.0_pReal)
endif
enddo initializeInstances
end subroutine vacancyflux_isochempot_init
!--------------------------------------------------------------------------------------------------
!> @brief calculates change in vacancy concentration based on local vacancy generation model
!--------------------------------------------------------------------------------------------------
function vacancyflux_isochempot_updateState(subdt, ip, el)
use numerics, only: &
err_vacancyflux_tolAbs, &
err_vacancyflux_tolRel
use material, only: &
mappingHomogenization, &
vacancyflux_typeInstance, &
vacancyfluxState, &
vacancyConc, &
vacancyConcRate, &
vacancyfluxMapping
implicit none
integer(pInt), intent(in) :: &
ip, & !< integration point number
el !< element number
real(pReal), intent(in) :: &
subdt
logical, dimension(2) :: &
vacancyflux_isochempot_updateState
integer(pInt) :: &
homog, &
offset, &
instance
real(pReal) :: &
Cv, Cvdot, dCvDot_dCv
homog = mappingHomogenization(2,ip,el)
offset = mappingHomogenization(1,ip,el)
instance = vacancyflux_typeInstance(homog)
Cv = vacancyfluxState(homog)%subState0(1,offset)
call vacancyflux_isochempot_getSourceAndItsTangent(CvDot, dCvDot_dCv, Cv, ip, el)
Cv = Cv + subdt*Cvdot
vacancyflux_isochempot_updateState = [ abs(Cv - vacancyfluxState(homog)%state(1,offset)) &
<= err_vacancyflux_tolAbs &
.or. abs(Cv - vacancyfluxState(homog)%state(1,offset)) &
<= err_vacancyflux_tolRel*abs(vacancyfluxState(homog)%state(1,offset)), &
.true.]
vacancyConc (homog)%p(vacancyfluxMapping(homog)%p(ip,el)) = Cv
vacancyConcRate(homog)%p(vacancyfluxMapping(homog)%p(ip,el)) = &
(vacancyfluxState(homog)%state(1,offset) - vacancyfluxState(homog)%subState0(1,offset))/(subdt+tiny(0.0_pReal))
end function vacancyflux_isochempot_updateState
!--------------------------------------------------------------------------------------------------
!> @brief calculates homogenized vacancy driving forces
!--------------------------------------------------------------------------------------------------
subroutine vacancyflux_isochempot_getSourceAndItsTangent(CvDot, dCvDot_dCv, Cv, ip, el)
use material, only: &
homogenization_Ngrains, &
mappingHomogenization, &
phaseAt, phasememberAt, &
phase_source, &
phase_Nsources, &
SOURCE_vacancy_phenoplasticity_ID, &
SOURCE_vacancy_irradiation_ID, &
SOURCE_vacancy_thermalfluc_ID
use source_vacancy_phenoplasticity, only: &
source_vacancy_phenoplasticity_getRateAndItsTangent
use source_vacancy_irradiation, only: &
source_vacancy_irradiation_getRateAndItsTangent
use source_vacancy_thermalfluc, only: &
source_vacancy_thermalfluc_getRateAndItsTangent
implicit none
integer(pInt), intent(in) :: &
ip, & !< integration point number
el !< element number
real(pReal), intent(in) :: &
Cv
integer(pInt) :: &
phase, &
grain, &
source
real(pReal) :: &
CvDot, dCvDot_dCv, localCvDot, dLocalCvDot_dCv
CvDot = 0.0_pReal
dCvDot_dCv = 0.0_pReal
do grain = 1, homogenization_Ngrains(mappingHomogenization(2,ip,el))
phase = phaseAt(grain,ip,el)
do source = 1_pInt, phase_Nsources(phase)
select case(phase_source(source,phase))
case (SOURCE_vacancy_phenoplasticity_ID)
call source_vacancy_phenoplasticity_getRateAndItsTangent (localCvDot, dLocalCvDot_dCv, grain, ip, el)
case (SOURCE_vacancy_irradiation_ID)
call source_vacancy_irradiation_getRateAndItsTangent (localCvDot, dLocalCvDot_dCv, grain, ip, el)
case (SOURCE_vacancy_thermalfluc_ID)
call source_vacancy_thermalfluc_getRateAndItsTangent(localCvDot, dLocalCvDot_dCv, grain, ip, el)
end select
CvDot = CvDot + localCvDot
dCvDot_dCv = dCvDot_dCv + dLocalCvDot_dCv
enddo
enddo
CvDot = CvDot/homogenization_Ngrains(mappingHomogenization(2,ip,el))
dCvDot_dCv = dCvDot_dCv/homogenization_Ngrains(mappingHomogenization(2,ip,el))
end subroutine vacancyflux_isochempot_getSourceAndItsTangent
!--------------------------------------------------------------------------------------------------
!> @brief return array of vacancy transport results
!--------------------------------------------------------------------------------------------------
function vacancyflux_isochempot_postResults(ip,el)
use material, only: &
mappingHomogenization, &
vacancyflux_typeInstance, &
vacancyConc, &
vacancyfluxMapping
implicit none
integer(pInt), intent(in) :: &
ip, & !< integration point
el !< element
real(pReal), dimension(vacancyflux_isochempot_sizePostResults(vacancyflux_typeInstance(mappingHomogenization(2,ip,el)))) :: &
vacancyflux_isochempot_postResults
integer(pInt) :: &
instance, homog, offset, o, c
homog = mappingHomogenization(2,ip,el)
offset = vacancyfluxMapping(homog)%p(ip,el)
instance = vacancyflux_typeInstance(homog)
c = 0_pInt
vacancyflux_isochempot_postResults = 0.0_pReal
do o = 1_pInt,vacancyflux_isochempot_Noutput(instance)
select case(vacancyflux_isochempot_outputID(o,instance))
case (vacancyconc_ID)
vacancyflux_isochempot_postResults(c+1_pInt) = vacancyConc(homog)%p(offset)
c = c + 1
end select
enddo
end function vacancyflux_isochempot_postResults
end module vacancyflux_isochempot