DAMASK_EICMD/src/source_thermal_externalheat...

280 lines
14 KiB
Fortran

!--------------------------------------------------------------------------------------------------
!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
!> @author Philip Eisenlohr, Michigan State University
!> @brief material subroutine for variable heat source
!> @details to be done
!--------------------------------------------------------------------------------------------------
module source_thermal_externalheat
use prec, only: &
pReal, &
pInt
implicit none
private
integer(pInt), dimension(:), allocatable, public, protected :: &
source_thermal_externalheat_sizePostResults, & !< cumulative size of post results
source_thermal_externalheat_offset, & !< which source is my current thermal dissipation mechanism?
source_thermal_externalheat_instance !< instance of thermal dissipation source mechanism
integer(pInt), dimension(:,:), allocatable, target, public :: &
source_thermal_externalheat_sizePostResult !< size of each post result output
character(len=64), dimension(:,:), allocatable, target, public :: &
source_thermal_externalheat_output !< name of each post result output
integer(pInt), dimension(:), allocatable, target, public :: &
source_thermal_externalheat_Noutput !< number of outputs per instance of this source
integer(pInt), dimension(:), allocatable, private :: &
source_thermal_externalheat_nIntervals
real(pReal), dimension(:,:), allocatable, private :: &
source_thermal_externalheat_time, &
source_thermal_externalheat_rate
public :: &
source_thermal_externalheat_init, &
source_thermal_externalheat_dotState, &
source_thermal_externalheat_getRateAndItsTangent
contains
!--------------------------------------------------------------------------------------------------
!> @brief module initialization
!> @details reads in material parameters, allocates arrays, and does sanity checks
!--------------------------------------------------------------------------------------------------
subroutine source_thermal_externalheat_init(fileUnit)
#ifdef __GFORTRAN__
use, intrinsic :: iso_fortran_env, only: &
compiler_version, &
compiler_options
#endif
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_source, &
phase_Nsources, &
phase_Noutput, &
SOURCE_thermal_externalheat_label, &
SOURCE_thermal_externalheat_ID, &
material_Nphase, &
material_phase, &
sourceState, &
MATERIAL_partPhase
use numerics,only: &
numerics_integrator
implicit none
integer(pInt), intent(in) :: fileUnit
integer(pInt), allocatable, dimension(:) :: chunkPos
integer(pInt) :: maxNinstance,phase,instance,source,sourceOffset
integer(pInt) :: sizeState, sizeDotState, sizeDeltaState
integer(pInt) :: NofMyPhase,interval
character(len=65536) :: &
tag = '', &
line = ''
real(pReal), allocatable, dimension(:,:) :: temp_time, temp_rate
write(6,'(/,a)') ' <<<+- source_'//SOURCE_thermal_externalheat_label//' init -+>>>'
write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
#include "compilation_info.f90"
maxNinstance = int(count(phase_source == SOURCE_thermal_externalheat_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(source_thermal_externalheat_offset(material_Nphase), source=0_pInt)
allocate(source_thermal_externalheat_instance(material_Nphase), source=0_pInt)
do phase = 1, material_Nphase
source_thermal_externalheat_instance(phase) = count(phase_source(:,1:phase) == SOURCE_thermal_externalheat_ID)
do source = 1, phase_Nsources(phase)
if (phase_source(source,phase) == SOURCE_thermal_externalheat_ID) &
source_thermal_externalheat_offset(phase) = source
enddo
enddo
allocate(source_thermal_externalheat_sizePostResults(maxNinstance), source=0_pInt)
allocate(source_thermal_externalheat_sizePostResult(maxval(phase_Noutput),maxNinstance),source=0_pInt)
allocate(source_thermal_externalheat_output (maxval(phase_Noutput),maxNinstance))
source_thermal_externalheat_output = ''
allocate(source_thermal_externalheat_Noutput(maxNinstance), source=0_pInt)
allocate(source_thermal_externalheat_nIntervals(maxNinstance), source=0_pInt)
allocate(temp_time(maxNinstance,1000), source=0.0_pReal)
allocate(temp_rate(maxNinstance,1000), 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 (any(phase_source(:,phase) == SOURCE_thermal_externalheat_ID)) then ! do not short-circuit here (.and. with next if statemen). It's not safe in Fortran
instance = source_thermal_externalheat_instance(phase) ! which instance of my source is present phase
chunkPos = IO_stringPos(line)
tag = IO_lc(IO_stringValue(line,chunkPos,1_pInt)) ! extract key
select case(tag)
case ('externalheat_time','externalheat_rate')
if (chunkPos(1) <= 2_pInt) &
call IO_error(150_pInt,ext_msg=trim(tag)//' ('//SOURCE_thermal_externalheat_label//')')
if ( source_thermal_externalheat_nIntervals(instance) > 0_pInt &
.and. source_thermal_externalheat_nIntervals(instance) /= chunkPos(1) - 2_pInt) &
call IO_error(150_pInt,ext_msg=trim(tag)//' ('//SOURCE_thermal_externalheat_label//')')
source_thermal_externalheat_nIntervals(instance) = chunkPos(1) - 2_pInt
do interval = 1, source_thermal_externalheat_nIntervals(instance) + 1_pInt
select case(tag)
case ('externalheat_time')
temp_time(instance, interval) = IO_floatValue(line,chunkPos,1_pInt + interval)
case ('externalheat_rate')
temp_rate(instance, interval) = IO_floatValue(line,chunkPos,1_pInt + interval)
end select
enddo
end select
endif; endif
enddo parsingFile
allocate(source_thermal_externalheat_time(maxNinstance,maxval(source_thermal_externalheat_nIntervals)+1_pInt), source=0.0_pReal)
allocate(source_thermal_externalheat_rate(maxNinstance,maxval(source_thermal_externalheat_nIntervals)+1_pInt), source=0.0_pReal)
initializeInstances: do phase = 1_pInt, material_Nphase
if (any(phase_source(:,phase) == SOURCE_thermal_externalheat_ID)) then
NofMyPhase = count(material_phase==phase)
instance = source_thermal_externalheat_instance(phase)
sourceOffset = source_thermal_externalheat_offset(phase)
source_thermal_externalheat_time(instance,1:source_thermal_externalheat_nIntervals(instance)+1_pInt) = &
temp_time(instance,1:source_thermal_externalheat_nIntervals(instance)+1_pInt)
source_thermal_externalheat_rate(instance,1:source_thermal_externalheat_nIntervals(instance)+1_pInt) = &
temp_rate(instance,1:source_thermal_externalheat_nIntervals(instance)+1_pInt)
sizeDotState = 1_pInt
sizeDeltaState = 0_pInt
sizeState = 1_pInt
sourceState(phase)%p(sourceOffset)%sizeState = sizeState
sourceState(phase)%p(sourceOffset)%sizeDotState = sizeDotState
sourceState(phase)%p(sourceOffset)%sizeDeltaState = sizeDeltaState
sourceState(phase)%p(sourceOffset)%sizePostResults = source_thermal_externalheat_sizePostResults(instance)
allocate(sourceState(phase)%p(sourceOffset)%aTolState (sizeState), source=0.00001_pReal)
allocate(sourceState(phase)%p(sourceOffset)%state0 (sizeState,NofMyPhase), source=0.0_pReal)
allocate(sourceState(phase)%p(sourceOffset)%partionedState0 (sizeState,NofMyPhase), source=0.0_pReal)
allocate(sourceState(phase)%p(sourceOffset)%subState0 (sizeState,NofMyPhase), source=0.0_pReal)
allocate(sourceState(phase)%p(sourceOffset)%state (sizeState,NofMyPhase), source=0.0_pReal)
allocate(sourceState(phase)%p(sourceOffset)%dotState (sizeDotState,NofMyPhase), source=0.0_pReal)
allocate(sourceState(phase)%p(sourceOffset)%deltaState (sizeDeltaState,NofMyPhase), source=0.0_pReal)
if (any(numerics_integrator == 1_pInt)) then
allocate(sourceState(phase)%p(sourceOffset)%previousDotState (sizeDotState,NofMyPhase), source=0.0_pReal)
allocate(sourceState(phase)%p(sourceOffset)%previousDotState2 (sizeDotState,NofMyPhase), source=0.0_pReal)
endif
if (any(numerics_integrator == 4_pInt)) &
allocate(sourceState(phase)%p(sourceOffset)%RK4dotState (sizeDotState,NofMyPhase), source=0.0_pReal)
if (any(numerics_integrator == 5_pInt)) &
allocate(sourceState(phase)%p(sourceOffset)%RKCK45dotState (6,sizeDotState,NofMyPhase),source=0.0_pReal)
endif
enddo initializeInstances
end subroutine source_thermal_externalheat_init
!--------------------------------------------------------------------------------------------------
!> @brief rate of change of state
!> @details state only contains current time to linearly interpolate given heat powers
!--------------------------------------------------------------------------------------------------
subroutine source_thermal_externalheat_dotState(ipc, ip, el)
use material, only: &
phaseAt, phasememberAt, &
sourceState
implicit none
integer(pInt), intent(in) :: &
ipc, & !< component-ID of integration point
ip, & !< integration point
el !< element
integer(pInt) :: &
phase, &
constituent, &
sourceOffset
phase = phaseAt(ipc,ip,el)
constituent = phasememberAt(ipc,ip,el)
sourceOffset = source_thermal_externalheat_offset(phase)
sourceState(phase)%p(sourceOffset)%dotState(1,constituent) = 1.0_pReal ! state is current time
end subroutine source_thermal_externalheat_dotState
!--------------------------------------------------------------------------------------------------
!> @brief returns local heat generation rate
!--------------------------------------------------------------------------------------------------
subroutine source_thermal_externalheat_getRateAndItsTangent(TDot, dTDot_dT, ipc, ip, el)
use material, only: &
phaseAt, phasememberAt, &
sourceState
implicit none
integer(pInt), intent(in) :: &
ipc, & !< grain number
ip, & !< integration point number
el !< element number
real(pReal), intent(out) :: &
TDot, &
dTDot_dT
integer(pInt) :: &
instance, phase, constituent, sourceOffset, interval
real(pReal) :: &
frac_time
phase = phaseAt(ipc,ip,el)
constituent = phasememberAt(ipc,ip,el)
instance = source_thermal_externalheat_instance(phase)
sourceOffset = source_thermal_externalheat_offset(phase)
do interval = 1, source_thermal_externalheat_nIntervals(instance) ! scan through all rate segments
frac_time = (sourceState(phase)%p(sourceOffset)%state(1,constituent) - &
source_thermal_externalheat_time(instance,interval)) / &
(source_thermal_externalheat_time(instance,interval+1) - &
source_thermal_externalheat_time(instance,interval)) ! fractional time within segment
if ( (frac_time < 0.0_pReal .and. interval == 1) &
.or. (frac_time >= 1.0_pReal .and. interval == source_thermal_externalheat_nIntervals(instance)) &
.or. (frac_time >= 0.0_pReal .and. frac_time < 1.0_pReal) ) &
TDot = source_thermal_externalheat_rate(instance,interval ) * (1.0_pReal - frac_time) + &
source_thermal_externalheat_rate(instance,interval+1) * frac_time ! interpolate heat rate between segment boundaries...
! ...or extrapolate if outside of bounds
enddo
dTDot_dT = 0.0
end subroutine source_thermal_externalheat_getRateAndItsTangent
end module source_thermal_externalheat