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DAMASK_EICMD
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new material subroutine implementing the diagonal hardening concept outlined by "Z. Zhao et al. / International Journal of Plasticity 24 (2008) 2278–2297"

This commit is contained in:
Tias Maiti 2017-06-06 20:37:23 -04:00
parent 81b9f34f81
commit 9894af74ca
4 changed files with 755 additions and 15 deletions
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1
src/CMakeLists.txt
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@ -74,6 +74,7 @@ add_library (PLASTIC OBJECT
"plastic_disloUCLA.f90"
"plastic_isotropic.f90"
"plastic_phenopowerlaw.f90"
"plastic_MITdiag.f90"
"plastic_titanmod.f90"
"plastic_nonlocal.f90"
"plastic_none.f90"

25
src/constitutive.f90
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@ -70,6 +70,7 @@ subroutine constitutive_init()
PLASTICITY_none_ID, &
PLASTICITY_isotropic_ID, &
PLASTICITY_phenopowerlaw_ID, &
PLASTICITY_mitdiag_ID ,&
PLASTICITY_phenoplus_ID, &
PLASTICITY_dislotwin_ID, &
PLASTICITY_disloucla_ID, &
@ -93,6 +94,7 @@ subroutine constitutive_init()
PLASTICITY_NONE_label, &
PLASTICITY_ISOTROPIC_label, &
PLASTICITY_PHENOPOWERLAW_label, &
PLASTICITY_MITDIAG_label, &
PLASTICITY_PHENOPLUS_label, &
PLASTICITY_DISLOTWIN_label, &
PLASTICITY_DISLOUCLA_label, &
@ -113,6 +115,7 @@ subroutine constitutive_init()
use plastic_none
use plastic_isotropic
use plastic_phenopowerlaw
use plastic_mitdiag
use plastic_phenoplus
use plastic_dislotwin
use plastic_disloucla
@ -158,6 +161,7 @@ subroutine constitutive_init()
if (any(phase_plasticity == PLASTICITY_NONE_ID)) call plastic_none_init
if (any(phase_plasticity == PLASTICITY_ISOTROPIC_ID)) call plastic_isotropic_init(FILEUNIT)
if (any(phase_plasticity == PLASTICITY_PHENOPOWERLAW_ID)) call plastic_phenopowerlaw_init(FILEUNIT)
if (any(phase_plasticity == PLASTICITY_MITDIAG_ID)) call plastic_mitdiag_init(FILEUNIT)
if (any(phase_plasticity == PLASTICITY_PHENOPLUS_ID)) call plastic_phenoplus_init(FILEUNIT)
if (any(phase_plasticity == PLASTICITY_DISLOTWIN_ID)) call plastic_dislotwin_init(FILEUNIT)
if (any(phase_plasticity == PLASTICITY_DISLOUCLA_ID)) call plastic_disloucla_init(FILEUNIT)
@ -218,6 +222,11 @@ subroutine constitutive_init()
thisNoutput => plastic_phenopowerlaw_Noutput
thisOutput => plastic_phenopowerlaw_output
thisSize => plastic_phenopowerlaw_sizePostResult
case (PLASTICITY_MITDIAG_ID) plasticityType
outputName = PLASTICITY_MITDIAG_label
thisNoutput => plastic_mitdiag_Noutput
thisOutput => plastic_mitdiag_output
thisSize => plastic_mitdiag_sizePostResult
case (PLASTICITY_PHENOPLUS_ID) plasticityType
outputName = PLASTICITY_PHENOPLUS_label
thisNoutput => plastic_phenoplus_Noutput
@ -501,6 +510,7 @@ subroutine constitutive_LpAndItsTangent(Lp, dLp_dTstar3333, dLp_dFi3333, Tstar_v
PLASTICITY_NONE_ID, &
PLASTICITY_ISOTROPIC_ID, &
PLASTICITY_PHENOPOWERLAW_ID, &
PLASTICITY_MITDIAG_ID, &
PLASTICITY_PHENOPLUS_ID, &
PLASTICITY_DISLOTWIN_ID, &
PLASTICITY_DISLOUCLA_ID, &
@ -510,6 +520,8 @@ subroutine constitutive_LpAndItsTangent(Lp, dLp_dTstar3333, dLp_dFi3333, Tstar_v
plastic_isotropic_LpAndItsTangent
use plastic_phenopowerlaw, only: &
plastic_phenopowerlaw_LpAndItsTangent
use plastic_mitdiag, only: &
plastic_mitdiag_LpAndItsTangent
use plastic_phenoplus, only: &
plastic_phenoplus_LpAndItsTangent
use plastic_dislotwin, only: &
@ -560,6 +572,8 @@ subroutine constitutive_LpAndItsTangent(Lp, dLp_dTstar3333, dLp_dFi3333, Tstar_v
call plastic_isotropic_LpAndItsTangent(Lp,dLp_dMstar,Mstar_v,ipc,ip,el)
case (PLASTICITY_PHENOPOWERLAW_ID) plasticityType
call plastic_phenopowerlaw_LpAndItsTangent(Lp,dLp_dMstar,Mstar_v,ipc,ip,el)
case (PLASTICITY_MITDIAG_ID) plasticityType
call plastic_mitdiag_LpAndItsTangent(Lp,dLp_dMstar,Mstar_v,ipc,ip,el)
case (PLASTICITY_PHENOPLUS_ID) plasticityType
call plastic_phenoplus_LpAndItsTangent(Lp,dLp_dMstar,Mstar_v,ipc,ip,el)
case (PLASTICITY_NONLOCAL_ID) plasticityType
@ -884,6 +898,7 @@ subroutine constitutive_collectDotState(Tstar_v, FeArray, FpArray, subdt, subfra
PLASTICITY_none_ID, &
PLASTICITY_isotropic_ID, &
PLASTICITY_phenopowerlaw_ID, &
PLASTICITY_mitdiag_ID, &
PLASTICITY_phenoplus_ID, &
PLASTICITY_dislotwin_ID, &
PLASTICITY_disloucla_ID, &
@ -897,6 +912,8 @@ subroutine constitutive_collectDotState(Tstar_v, FeArray, FpArray, subdt, subfra
plastic_isotropic_dotState
use plastic_phenopowerlaw, only: &
plastic_phenopowerlaw_dotState
use plastic_mitdiag, only: &
plastic_mitdiag_dotState
use plastic_phenoplus, only: &
plastic_phenoplus_dotState
use plastic_dislotwin, only: &
@ -950,6 +967,8 @@ subroutine constitutive_collectDotState(Tstar_v, FeArray, FpArray, subdt, subfra
call plastic_isotropic_dotState (Tstar_v,ipc,ip,el)
case (PLASTICITY_PHENOPOWERLAW_ID) plasticityType
call plastic_phenopowerlaw_dotState(Tstar_v,ipc,ip,el)
case (PLASTICITY_MITDIAG_ID) plasticityType
call plastic_mitdiag_dotState(Tstar_v,ipc,ip,el)
case (PLASTICITY_PHENOPLUS_ID) plasticityType
call plastic_phenoplus_dotState (Tstar_v,ipc,ip,el)
case (PLASTICITY_DISLOTWIN_ID) plasticityType
@ -1093,6 +1112,7 @@ function constitutive_postResults(Tstar_v, FeArray, ipc, ip, el)
PLASTICITY_NONE_ID, &
PLASTICITY_ISOTROPIC_ID, &
PLASTICITY_PHENOPOWERLAW_ID, &
PLASTICITY_MITDIAG_ID, &
PLASTICITY_PHENOPLUS_ID, &
PLASTICITY_DISLOTWIN_ID, &
PLASTICITY_DISLOUCLA_ID, &
@ -1108,6 +1128,8 @@ function constitutive_postResults(Tstar_v, FeArray, ipc, ip, el)
plastic_phenopowerlaw_postResults
use plastic_phenoplus, only: &
plastic_phenoplus_postResults
use plastic_mitdiag, only: &
plastic_mitdiag_postResults
use plastic_dislotwin, only: &
plastic_dislotwin_postResults
use plastic_disloucla, only: &
@ -1160,6 +1182,9 @@ function constitutive_postResults(Tstar_v, FeArray, ipc, ip, el)
case (PLASTICITY_PHENOPOWERLAW_ID) plasticityType
constitutive_postResults(startPos:endPos) = &
plastic_phenopowerlaw_postResults(Tstar_v,ipc,ip,el)
case (PLASTICITY_MITDIAG_ID) plasticityType
constitutive_postResults(startPos:endPos) = &
plastic_mitdiag_postResults(Tstar_v,ipc,ip,el)
case (PLASTICITY_PHENOPLUS_ID) plasticityType
constitutive_postResults(startPos:endPos) = &
plastic_phenoplus_postResults(Tstar_v,ipc,ip,el)

26
src/material.f90
View File

@ -25,6 +25,7 @@ module material
PLASTICITY_none_label = 'none', &
PLASTICITY_isotropic_label = 'isotropic', &
PLASTICITY_phenopowerlaw_label = 'phenopowerlaw', &
PLASTICITY_mitdiag_label = 'mitdiag', &
PLASTICITY_phenoplus_label = 'phenoplus', &
PLASTICITY_dislotwin_label = 'dislotwin', &
PLASTICITY_disloucla_label = 'disloucla', &
@ -73,6 +74,7 @@ module material
enumerator :: PLASTICITY_undefined_ID, &
PLASTICITY_none_ID, &
PLASTICITY_isotropic_ID, &
PLASTICITY_mitdiag_ID, &
PLASTICITY_phenopowerlaw_ID, &
PLASTICITY_phenoplus_ID, &
PLASTICITY_dislotwin_ID, &
@ -312,6 +314,7 @@ module material
PLASTICITY_none_ID, &
PLASTICITY_isotropic_ID, &
PLASTICITY_phenopowerlaw_ID, &
PLASTICITY_mitdiag_ID, &
PLASTICITY_phenoplus_ID, &
PLASTICITY_dislotwin_ID, &
PLASTICITY_disloucla_ID, &
@ -671,7 +674,7 @@ subroutine material_parseHomogenization(fileUnit,myPart)
case ('porosity')
select case (IO_lc(IO_stringValue(line,chunkPos,2_pInt)))
case(POROSITY_NONE_label)
case(POROSITY_none_label)
porosity_type(section) = POROSITY_none_ID
case(POROSITY_phasefield_label)
porosity_type(section) = POROSITY_phasefield_ID
@ -729,8 +732,6 @@ end subroutine material_parseHomogenization
!> @brief parses the microstructure part in the material configuration file
!--------------------------------------------------------------------------------------------------
subroutine material_parseMicrostructure(fileUnit,myPart)
use prec, only: &
dNeq
use IO
use mesh, only: &
mesh_element, &
@ -740,6 +741,7 @@ subroutine material_parseMicrostructure(fileUnit,myPart)
character(len=*), intent(in) :: myPart
integer(pInt), intent(in) :: fileUnit
integer(pInt), allocatable, dimension(:) :: chunkPos
integer(pInt) :: Nsections, section, constituent, e, i
character(len=65536) :: &
@ -759,7 +761,7 @@ subroutine material_parseMicrostructure(fileUnit,myPart)
allocate(microstructure_elemhomo(Nsections), source=.false.)
if(any(mesh_element(4,1:mesh_NcpElems) > Nsections)) &
call IO_error(155_pInt,ext_msg='More microstructures in geometry than sections in material.config')
call IO_error(155_pInt,ext_msg='Microstructure in geometry > Sections in material.config')
forall (e = 1_pInt:mesh_NcpElems) microstructure_active(mesh_element(4,e)) = .true. ! current microstructure used in model? Elementwise view, maximum N operations for N elements
@ -802,7 +804,7 @@ subroutine material_parseMicrostructure(fileUnit,myPart)
microstructure_crystallite(section) = IO_intValue(line,chunkPos,2_pInt)
case ('(constituent)')
constituent = constituent + 1_pInt
do i = 2_pInt,6_pInt,2_pInt
do i=2_pInt,6_pInt,2_pInt
tag = IO_lc(IO_stringValue(line,chunkPos,i))
select case (tag)
case('phase')
@ -817,12 +819,6 @@ subroutine material_parseMicrostructure(fileUnit,myPart)
endif
enddo
!sanity check
do section = 1_pInt, Nsections
if (dNeq(sum(microstructure_fraction(:,section)),1.0_pReal)) &
call IO_error(153_pInt,ext_msg=microstructure_name(section))
enddo
end subroutine material_parseMicrostructure
@ -979,17 +975,19 @@ subroutine material_parsePhase(fileUnit,myPart)
end select
case ('plasticity')
select case (IO_lc(IO_stringValue(line,chunkPos,2_pInt)))
case (PLASTICITY_NONE_label)
phase_plasticity(section) = PLASTICITY_NONE_ID
case (PLASTICITY_none_label)
phase_plasticity(section) = PLASTICITY_none_ID
case (PLASTICITY_ISOTROPIC_label)
phase_plasticity(section) = PLASTICITY_ISOTROPIC_ID
case (PLASTICITY_mitdiag_label)
phase_plasticity(section) = PLASTICITY_MITDIAG_ID
case (PLASTICITY_PHENOPOWERLAW_label)
phase_plasticity(section) = PLASTICITY_PHENOPOWERLAW_ID
case (PLASTICITY_PHENOPLUS_label)
phase_plasticity(section) = PLASTICITY_PHENOPLUS_ID
case (PLASTICITY_DISLOTWIN_label)
phase_plasticity(section) = PLASTICITY_DISLOTWIN_ID
case (PLASTICITY_DISLOUCLA_label)
case (PLASTICITY_disloUCLA_label)
phase_plasticity(section) = PLASTICITY_DISLOUCLA_ID
case (PLASTICITY_TITANMOD_label)
phase_plasticity(section) = PLASTICITY_TITANMOD_ID

716
src/plastic_MITdiag.f90 Normal file
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@ -0,0 +1,716 @@
!--------------------------------------------------------------------------------------------------
!> @author Tias Maiti, Michigan State University
!> @author Philip Eisenlohr, Michigan State University
!> @brief material subroutine implementing the diagonal hardening concept outlined by
!> Raul Radovitzky in the paper
!--------------------------------------------------------------------------------------------------
module plastic_MITdiag
use prec, only: &
pReal,&
pInt
use lattice, only: &
lattice_maxNinteraction, &
lattice_maxNslipFamily
implicit none
private
integer(pInt), dimension(:), allocatable, public, protected :: &
plastic_MITdiag_sizePostResults !< cumulative size of post results
integer(pInt), dimension(:,:), allocatable, target, public :: &
plastic_MITdiag_sizePostResult !< size of each post result output
character(len=64), dimension(:,:), allocatable, target, public :: &
plastic_MITdiag_output !< name of each post result output
integer(pInt), dimension(:), allocatable, target, public :: &
plastic_MITdiag_Noutput !< number of outputs per instance
integer(pInt), dimension(:), allocatable, public, protected :: &
plastic_MITdiag_totalNslip !< no. of slip system used in simulation
real(pReal), dimension(:,:,:), allocatable, private :: &
plastic_MITdiag_hardeningMatrix
enum, bind(c)
enumerator :: undefined_ID, &
resistance_ID, &
accumulatedshear_ID, &
shearrate_ID, &
resolvedstress_ID
end enum
type, private :: tParameters !< container type for internal constitutive parameters
integer(kind(undefined_ID)), allocatable, dimension(:) :: &
outputID
real(pReal), dimension(lattice_maxNinteraction) :: &
interaction
real(pReal), dimension(:,:), allocatable :: &
hardeningMatrix
integer(pInt), dimension(lattice_maxNslipFamily) :: &
n_slip = 0_pInt
real(pReal), dimension(lattice_maxNslipFamily) :: &
b, &
g0, &
rho0, &
rhosat, &
gammasat
real(pReal) :: &
aTolResistance = 1.0_pReal, &
aTolShear = 1.0e-6_pReal, &
gdot0, &
n
end type
type(tParameters), dimension(:), allocatable, private :: param !< containers of constitutive parameters (len Ninstance)
type, private :: tMITdiagState !< internal state aliases
real(pReal), pointer, dimension(:,:) :: & ! scalars along NipcMyInstance
resistance, &
accumulatedShear
end type
type, private :: tMITdiagAbsTol !< internal alias for abs tolerance in state
real(pReal), pointer :: & ! scalars along NipcMyInstance
resistance, &
accumulatedShear
end type
type(tMITdiagState), allocatable, dimension(:), private :: & !< state aliases per instance
state, &
state0, &
dotState
type(tMITdiagAbsTol), allocatable, dimension(:), private :: & !< state aliases per instance
stateAbsTol
public :: &
plastic_MITdiag_init, &
plastic_MITdiag_LpAndItsTangent, &
plastic_MITdiag_dotState, &
plastic_MITdiag_postResults
contains
!--------------------------------------------------------------------------------------------------
!> @brief module initialization
!> @details reads in material parameters, allocates arrays, and does sanity checks
!--------------------------------------------------------------------------------------------------
subroutine plastic_MITdiag_init(fileUnit)
use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
use debug, only: &
debug_level, &
debug_constitutive, &
debug_levelBasic
use numerics, only: &
numerics_integrator
use math, only: &
math_Mandel3333to66, &
math_Voigt66to3333
use IO, only: &
IO_read, &
IO_lc, &
IO_getTag, &
IO_isBlank, &
IO_stringPos, &
IO_stringValue, &
IO_intValue, &
IO_floatValue, &
IO_error, &
IO_timeStamp, &
IO_EOF, &
IO_warning
use lattice
use material, only: &
phase_plasticity, &
phase_plasticityInstance, &
phase_Noutput, &
PLASTICITY_MITdiag_label, &
PLASTICITY_MITdiag_ID, &
material_phase, &
plasticState, &
MATERIAL_partPhase
use lattice
implicit none
integer(pInt), intent(in) :: fileUnit
integer(pInt), allocatable, dimension(:) :: chunkPos
integer(pInt) :: &
f,i,j,o,k, &
phase, &
instance, &
maxNinstance, &
mySize = 0_pInt, &
sizeDotState, &
sizeState, &
sizeDeltaState, &
totalNslip, &
index_myFamily, &
index_otherFamily, &
Nchunks_SlipSlip = 0_pInt, &
Nchunks_SlipFamilies = 0_pInt
character(len=65536) :: &
tag = '', &
line = '', &
extmsg = ''
real(pReal), dimension(:), allocatable :: tempPerSlip
character(len=64) :: &
outputtag = ''
integer(pInt) :: NipcMyPhase
write(6,'(/,a)') ' <<<+- constitutive_'//PLASTICITY_MITdiag_label//' init -+>>>'
write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
#include "compilation_info.f90"
maxNinstance = int(count(phase_plasticity == PLASTICITY_MITdiag_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(plastic_MITdiag_sizePostResults(maxNinstance), source=0_pInt)
allocate(plastic_MITdiag_sizePostResult(maxval(phase_Noutput), maxNinstance),source=0_pInt)
allocate(plastic_MITdiag_output(maxval(phase_Noutput), maxNinstance))
plastic_MITdiag_output = ''
allocate(plastic_MITdiag_Noutput(maxNinstance), source=0_pInt)
allocate(plastic_MITdiag_totalNslip(maxNinstance), source=0_pInt)
allocate(param(maxNinstance)) ! one container of parameters per instance
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 section
phase = phase + 1_pInt ! advance section counter
if (phase_plasticity(phase) == PLASTICITY_MITdiag_ID) then
instance = phase_plasticityInstance(phase) ! count instances of my constitutive law
allocate(param(instance)%outputID(phase_Noutput(phase))) ! allocate space for IDs of every requested output
Nchunks_SlipFamilies = count(lattice_NslipSystem(:,phase) > 0_pInt) ! maximum number of slip families according to lattice type of current phase
Nchunks_SlipSlip = maxval(lattice_interactionSlipSlip(:,:,phase))
if(allocated(tempPerSlip)) deallocate(tempPerSlip)
allocate(tempPerSlip(Nchunks_SlipFamilies))
endif
cycle ! skip to next line
endif
if (phase > 0_pInt) then; if (phase_plasticity(phase) == PLASTICITY_MITdiag_ID) then ! one of my phases. Do not short-circuit here (.and. between if-statements), it's not safe in Fortran
instance = phase_plasticityInstance(phase) ! which instance of my plasticity is present phase
chunkPos = IO_stringPos(line)
tag = IO_lc(IO_stringValue(line,chunkPos,1_pInt)) ! extract key
extmsg = trim(tag)//' ('//PLASTICITY_MITdiag_label//')' ! prepare error message identifier
select case(tag)
case ('(output)')
outputtag = IO_lc(IO_stringValue(line,chunkPos,2_pInt))
select case(outputtag)
case ('resistance')
plastic_MITdiag_Noutput(instance) = plastic_MITdiag_Noutput(instance) + 1_pInt
param(instance)%outputID(plastic_MITdiag_Noutput(instance)) = resistance_ID
plastic_MITdiag_output(plastic_MITdiag_Noutput(instance),instance) = outputtag
case ('accumulatedshear')
plastic_MITdiag_Noutput(instance) = plastic_MITdiag_Noutput(instance) + 1_pInt
param(instance)%outputID(plastic_MITdiag_Noutput(instance)) = accumulatedshear_ID
plastic_MITdiag_output(plastic_MITdiag_Noutput(instance),instance) = outputtag
case ('shearrate')
plastic_MITdiag_Noutput(instance) = plastic_MITdiag_Noutput(instance) + 1_pInt
param(instance)%outputID(plastic_MITdiag_Noutput(instance)) = shearrate_ID
plastic_MITdiag_output(plastic_MITdiag_Noutput(instance),instance) = outputtag
case ('resolvedstress')
plastic_MITdiag_Noutput(instance) = plastic_MITdiag_Noutput(instance) + 1_pInt
param(instance)%outputID(plastic_MITdiag_Noutput(instance)) = resolvedstress_ID
plastic_MITdiag_output(plastic_MITdiag_Noutput(instance),instance) = outputtag
end select
!--------------------------------------------------------------------------------------------------
! parameters depending on number of slip families
case ('nslip')
if (chunkPos(1) < Nchunks_SlipFamilies + 1_pInt) &
call IO_warning(50_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_MITdiag_label//')')
if (chunkPos(1) > Nchunks_SlipFamilies + 1_pInt) &
call IO_error(150_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_MITdiag_label//')')
Nchunks_SlipFamilies = chunkPos(1) - 1_pInt ! user specified number of (possibly) active slip families (e.g. 6 0 6 --> 3)
do j = 1_pInt, Nchunks_SlipFamilies
param(instance)%n_slip(j) = IO_intValue(line,chunkPos,1_pInt+j)
enddo
case ('b','g0','rho0','rhosat','gammasat')
tempPerSlip = 0.0_pReal
do j = 1_pInt, Nchunks_SlipFamilies
if (param(instance)%n_slip(j) > 0_pInt) &
tempPerSlip(j) = IO_floatValue(line,chunkPos,1_pInt+j)
enddo
select case(tag)
case ('b')
param(instance)%b(1:Nchunks_SlipFamilies) = tempPerSlip(1:Nchunks_SlipFamilies)
case ('g0')
param(instance)%g0(1:Nchunks_SlipFamilies) = tempPerSlip(1:Nchunks_SlipFamilies)
case ('rho0')
param(instance)%rho0(1:Nchunks_SlipFamilies) = tempPerSlip(1:Nchunks_SlipFamilies)
case ('rhosat')
param(instance)%rhosat(1:Nchunks_SlipFamilies) = tempPerSlip(1:Nchunks_SlipFamilies)
case ('gammasat')
param(instance)%gammasat(1:Nchunks_SlipFamilies) = tempPerSlip(1:Nchunks_SlipFamilies)
end select
case ('interaction_slipslip')
if (chunkPos(1) < 1_pInt + Nchunks_SlipSlip) &
call IO_warning(52_pInt,ext_msg=trim(tag)//' ('//PLASTICITY_MITDIAG_label//')')
do j = 1_pInt, Nchunks_SlipSlip
param(instance)%interaction(j) = IO_floatValue(line,chunkPos,1_pInt+j)
enddo
case ('gdot0')
param(instance)%gdot0 = IO_floatValue(line,chunkPos,2_pInt)
if (param(instance)%gdot0 <= 0.0_pReal) call IO_error(211_pInt,ext_msg=extmsg)
case ('n')
param(instance)%n = IO_floatValue(line,chunkPos,2_pInt)
if (param(instance)%n <= 0.0_pReal) call IO_error(211_pInt,ext_msg=extmsg)
case ('atol_resistance')
param(instance)%aTolResistance = IO_floatValue(line,chunkPos,2_pInt)
if (param(instance)%aTolResistance <= 0.0_pReal) call IO_error(211_pInt,ext_msg=extmsg)
case ('atol_shear')
param(instance)%aTolShear = IO_floatValue(line,chunkPos,2_pInt)
case default
end select
endif; endif
enddo parsingFile
allocate(state(maxNinstance)) ! internal state aliases
allocate(state0(maxNinstance))
allocate(dotState(maxNinstance))
allocate(stateAbsTol(maxNinstance))
initializeInstances: do phase = 1_pInt, size(phase_plasticity) ! loop over every plasticity
myPhase: if (phase_plasticity(phase) == PLASTICITY_MITdiag_ID) then ! isolate instances of own constitutive description
NipcMyPhase = count(material_phase == phase) ! number of own material points (including point components ipc)
instance = phase_plasticityInstance(phase)
!--------------------------------------------------------------------------------------------------
! sanity checks
if (param(instance)%aTolShear <= 0.0_pReal) &
param(instance)%aTolShear = 1.0e-6_pReal ! default absolute tolerance 1e-6
param(instance)%n_slip(1:lattice_maxNslipFamily) = &
min(lattice_NslipSystem(1:lattice_maxNslipFamily,phase),& ! limit active slip systems per family to min of available and requested
param(instance)%n_slip(1:lattice_maxNslipFamily))
plastic_MITdiag_totalNslip(instance) = sum(param(instance)%n_slip(1:lattice_maxNslipFamily)) ! how many slip systems altogether
totalNslip = plastic_MITdiag_totalNslip(instance)
allocate(plastic_MITdiag_hardeningMatrix(maxval(plastic_MITdiag_totalNslip),& ! slip resistance from slip activity
maxval(plastic_MITdiag_totalNslip),&
maxNinstance), source=0.0_pReal)
!--------------------------------------------------------------------------------------------------
! Determine size of postResults array
outputsLoop: do o = 1_pInt,plastic_MITdiag_Noutput(instance)
select case(param(instance)%outputID(o))
case(resistance_ID, &
accumulatedshear_ID, &
shearrate_ID, &
resolvedstress_ID &
)
mySize = plastic_MITdiag_totalNslip(instance)
case default
end select
outputFound: if (mySize > 0_pInt) then
plastic_MITdiag_sizePostResult(o,instance) = mySize
plastic_MITdiag_sizePostResults(instance) = &
plastic_MITdiag_sizePostResults(instance) + mySize
endif outputFound
enddo outputsLoop
!--------------------------------------------------------------------------------------------------
! allocate state arrays
sizeState = totalNslip & ! g (resistance)
+ totalNslip ! accshear
sizeDotState = sizeState ! both evolve
sizeDeltaState = 0_pInt ! no sudden jumps in state
plasticState(phase)%sizeState = sizeState
plasticState(phase)%sizeDotState = sizeDotState
plasticState(phase)%sizeDeltaState = sizeDeltaState
plasticState(phase)%sizePostResults = plastic_MITdiag_sizePostResults(instance)
plasticState(phase)%nSlip = totalNslip
plasticState(phase)%nTwin = 0
plasticState(phase)%nTrans= 0
allocate(plasticState(phase)%aTolState ( sizeState))
allocate(plasticState(phase)%state0 ( sizeState,NipcMyPhase),source=0.0_pReal)
allocate(plasticState(phase)%partionedState0 ( sizeState,NipcMyPhase),source=0.0_pReal)
allocate(plasticState(phase)%subState0 ( sizeState,NipcMyPhase),source=0.0_pReal)
allocate(plasticState(phase)%state ( sizeState,NipcMyPhase),source=0.0_pReal)
allocate(plasticState(phase)%dotState (sizeDotState,NipcMyPhase),source=0.0_pReal)
allocate(plasticState(phase)%deltaState (sizeDeltaState,NipcMyPhase),source=0.0_pReal)
if (any(numerics_integrator == 1_pInt)) then
allocate(plasticState(phase)%previousDotState (sizeDotState,NipcMyPhase),source=0.0_pReal)
allocate(plasticState(phase)%previousDotState2(sizeDotState,NipcMyPhase),source=0.0_pReal)
endif
if (any(numerics_integrator == 4_pInt)) &
allocate(plasticState(phase)%RK4dotState (sizeDotState,NipcMyPhase),source=0.0_pReal)
if (any(numerics_integrator == 5_pInt)) &
allocate(plasticState(phase)%RKCK45dotState (6,sizeDotState,NipcMyPhase),source=0.0_pReal)
do f = 1_pInt,lattice_maxNslipFamily ! >>> interaction slip -- X
index_myFamily = sum(param(instance)%n_slip(1:f-1_pInt))
do j = 1_pInt,param(instance)%n_slip(f) ! loop over (active) systems in my family (slip)
do o = 1_pInt,lattice_maxNslipFamily
index_otherFamily = sum(param(instance)%n_slip(1:o-1_pInt))
do k = 1_pInt,param(instance)%n_slip(o) ! loop over (active) systems in other family (slip)
plastic_MITdiag_hardeningMatrix(index_myFamily+j, index_otherFamily+k, instance) = &
param(instance)%interaction(lattice_interactionSlipSlip( &
sum(lattice_NslipSystem(1:f-1,phase))+j, &
sum(lattice_NslipSystem(1:o-1,phase))+k, &
phase))
enddo
enddo
enddo
enddo
!--------------------------------------------------------------------------------------------------
! globally required state aliases
plasticState(phase)%slipRate => plasticState(phase)%dotState(totalNslip+1:2*totalNslip,1:NipcMyPhase)
plasticState(phase)%accumulatedSlip => plasticState(phase)%state (totalNslip+1:2*totalNslip,1:NipcMyPhase)
!--------------------------------------------------------------------------------------------------
! locally defined state aliases
state(instance)%resistance => plasticState(phase)%state (1:totalNslip,1:NipcMyPhase)
state0(instance)%resistance => plasticState(phase)%state0 (1:totalNslip,1:NipcMyPhase)
dotState(instance)%resistance => plasticState(phase)%dotState (1:totalNslip,1:NipcMyPhase)
stateAbsTol(instance)%resistance => plasticState(phase)%aTolState(1)
state(instance)%accumulatedShear => plasticState(phase)%state (totalNslip+1:2*totalNslip,1:NipcMyPhase)
state0(instance)%accumulatedShear => plasticState(phase)%state0 (totalNslip+1:2*totalNslip,1:NipcMyPhase)
dotState(instance)%accumulatedShear => plasticState(phase)%dotState (totalNslip+1:2*totalNslip,1:NipcMyPhase)
stateAbsTol(instance)%accumulatedShear => plasticState(phase)%aTolState(2)
!--------------------------------------------------------------------------------------------------
! init state
state0(instance)%resistance = param(instance)%g0(1)
state0(instance)%accumulatedShear = 1.0e-150_pReal
!--------------------------------------------------------------------------------------------------
! init absolute state tolerances
stateAbsTol(instance)%resistance = param(instance)%aTolResistance
stateAbsTol(instance)%accumulatedShear = param(instance)%aTolShear
endif myPhase
enddo initializeInstances
end subroutine plastic_MITdiag_init
!--------------------------------------------------------------------------------------------------
!> @brief calculates plastic velocity gradient and its tangent
!--------------------------------------------------------------------------------------------------
subroutine plastic_MITdiag_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,ipc,ip,el)
use prec, only: &
dNeq0
use debug, only: &
debug_level, &
debug_constitutive, &
debug_levelBasic, &
debug_levelExtensive, &
debug_levelSelective, &
debug_e, &
debug_i, &
debug_g
use math, only: &
math_mul6x6, &
math_Mandel6to33, &
math_Plain3333to99, &
math_deviatoric33, &
math_mul33xx33, &
math_transpose33
use lattice, only: &
lattice_Sslip, &
lattice_Sslip_v, &
lattice_maxNslipFamily, &
lattice_NslipSystem
use material, only: &
phaseAt, phasememberAt, &
material_phase, &
phase_plasticityInstance
implicit none
real(pReal), dimension(3,3), intent(out) :: &
Lp !< plastic velocity gradient
real(pReal), dimension(9,9), intent(out) :: &
dLp_dTstar99 !< derivative of Lp with respect to 2nd Piola Kirchhoff stress
real(pReal), dimension(6), intent(in) :: &
Tstar_v !< 2nd Piola Kirchhoff stress tensor in Mandel notation
integer(pInt), intent(in) :: &
ipc, & !< component-ID of integration point
ip, & !< integration point
el !< element
integer(pInt) :: &
instance, &
index_myFamily, &
f,i,j,k,l,m,n, &
of, &
ph
real(pReal) :: &
tau_slip, &
gdot_slip, &
dgdot_dtauslip
real(pReal), dimension(3,3,3,3) :: &
dLp_dTstar3333 !< derivative of Lp with respect to Tstar as 4th order tensor
of = phasememberAt(ipc,ip,el) ! phasememberAt should be tackled by material and be renamed to material_phasemember
ph = phaseAt(ipc,ip,el)
instance = phase_plasticityInstance(material_phase(ipc,ip,el))
gdot_slip = 0.0_pReal
Lp = 0.0_pReal
dLp_dTstar3333 = 0.0_pReal
dLp_dTstar99 = 0.0_pReal
!--------------------------------------------------------------------------------------------------
! Slip part
j = 0_pInt
slipFamilies: do f = 1_pInt,lattice_maxNslipFamily
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,ph)) ! at which index starts my family
slipSystems: do i = 1_pInt,param(instance)%n_slip(f)
j = j+1_pInt
! Calculation of Lp
tau_slip = dot_product(Tstar_v,lattice_Sslip_v(1:6,1,index_myFamily+i,ph))
if (dNeq0(abs(tau_slip))) then
gdot_slip = param(instance)%gdot0 * &
((abs(tau_slip)/(state(instance)%resistance(j,of))) &
**param(instance)%n)*sign(1.0_pReal,tau_slip)
Lp = Lp + gdot_slip*lattice_Sslip(1:3,1:3,1,index_myFamily+i,ph)
end if
! Calculation of the tangent of Lp
if (dNeq0(abs(tau_slip))) then
dgdot_dtauslip = gdot_slip * param(instance)%n / tau_slip
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
dLp_dTstar3333(k,l,m,n) = dLp_dTstar3333(k,l,m,n) + &
dgdot_dtauslip * lattice_Sslip(k,l,1,index_myFamily+i,ph)* &
lattice_Sslip(m,n,1,index_myFamily+i,ph)
endif
enddo slipSystems
enddo slipFamilies
dLp_dTstar99 = math_Plain3333to99(dLp_dTstar3333)
if (iand(debug_level(debug_constitutive), debug_levelExtensive) /= 0_pInt &
.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
.or. .not. iand(debug_level(debug_constitutive),debug_levelSelective) /= 0_pInt)) then
write(6,'(/,a,/,3(12x,3(f12.4,1x)/))') '<< CONST isotropic >> Lp', &
math_transpose33(Lp(1:3,1:3))
write(6,'(/,a,/,f12.5)') '<< CONST phenopowerlaw >> gdot', gdot_slip
end if
end subroutine plastic_MITdiag_LpAndItsTangent
!--------------------------------------------------------------------------------------------------
!> @brief calculates the rate of change of microstructure
!--------------------------------------------------------------------------------------------------
subroutine plastic_MITdiag_dotState(Tstar_v,ipc,ip,el)
use prec, only: &
dNeq0
use math, only: &
pi
use material, only: &
phaseAt, phasememberAt, &
material_phase, &
phase_plasticityInstance
use lattice, only: &
lattice_mu, &
lattice_Sslip_v, &
lattice_maxNslipFamily, &
lattice_NslipSystem
implicit none
real(pReal), dimension(6), intent(in):: &
Tstar_v !< 2nd Piola Kirchhoff stress tensor in Mandel notation
integer(pInt), intent(in) :: &
ipc, & !< component-ID of integration point
ip, & !< integration point
el !< element
integer(pInt) :: &
instance,ph, &
nSlip, &
f,i,j, &
index_myFamily, &
of
real(pReal) :: &
tau_slip, &
forresthardening
real(pReal), dimension(plastic_MITdiag_totalNslip(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: &
gdot_slip, &
tau_c, &
gamma_c, &
h, rho
of = phasememberAt(ipc,ip,el) ! phasememberAt should be tackled by material and be renamed to material_phasemember
ph = phaseAt(ipc,ip,el)
instance = phase_plasticityInstance(material_phase(ipc,ip,el))
nSlip = plastic_MITdiag_totalNslip(instance)
!--------------------------------------------------------------------------------------------------
! calculate left and right vectors and calculate dot gammas
gdot_slip = 0.0_pReal
tau_slip = 0.0_pReal
rho = 0.0_pReal
j = 0_pInt
slipFamilies1: do f = 1_pInt,lattice_maxNslipFamily
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,ph)) ! at which index starts my family
slipSystems1: do i = 1_pInt,param(instance)%n_slip(f)
j = j+1_pInt
tau_slip = dot_product(Tstar_v,lattice_Sslip_v(1:6,1,index_myFamily+i,ph))
if (dNeq0(abs(tau_slip))) then
gdot_slip(j) = param(instance)%gdot0 * &
((abs(tau_slip)/(state(instance)%resistance(j,of))) &
**param(instance)%n * sign(1.0_pReal,tau_slip))
endif
rho(j) = param(instance)%rhosat(f)* &
(1.0_pReal - (1.0_pReal - (param(instance)%rho0(f) / param(instance)%rhosat(f))) * &
exp(-state(instance)%accumulatedShear(j,of) / param(instance)%gammasat(f)))
dotState(ph)%accumulatedShear(j,of) = abs(gdot_slip(j))
enddo slipSystems1
enddo slipFamilies1
tau_c = 0.0_pReal
gamma_c = 0.0_pReal
h = 0.0_pReal
j = 0_pInt
slipFamilies2: do f = 1_pInt,lattice_maxNslipFamily
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,ph)) ! at which index starts my family
slipSystems2: do i = 1_pInt,param(instance)%n_slip(f)
j = j+1_pInt
forresthardening = &
dot_product(plastic_MITdiag_hardeningMatrix(j,1:nSlip,instance), rho)
tau_c(j) = 0.3_pReal * lattice_mu(ph) * param(instance)%b(f) * &
sqrt(pi * forresthardening)
gamma_c(j) = param(instance)%b(f) * rho(j) / &
(2.0_pReal * sqrt(forresthardening))
h(j) = (tau_c(j) / gamma_c(j)) * (state(instance)%resistance(j,of) / tau_c(j))**3.0_pReal * &
(cosh((tau_c(j) / state(instance)%resistance(j,of))**2.0_pReal) - 1.0_pReal)
dotState(ph)%resistance(j,of) = h(j) * abs(gdot_slip(j))
enddo slipSystems2
enddo slipFamilies2
end subroutine plastic_MITdiag_dotState
!--------------------------------------------------------------------------------------------------
!> @brief return array of constitutive results
!--------------------------------------------------------------------------------------------------
function plastic_MITdiag_postResults(Tstar_v,ipc,ip,el)
use math, only: &
math_mul6x6
use material, only: &
material_phase, &
phaseAt, phasememberAt, &
phase_plasticityInstance
use lattice, only: &
lattice_NslipSystem, &
lattice_maxNslipFamily, &
lattice_Sslip_v
implicit none
real(pReal), dimension(6), intent(in) :: &
Tstar_v !< 2nd Piola Kirchhoff stress tensor in Mandel notation
integer(pInt), intent(in) :: &
ipc, & !< component-ID of integration point
ip, & !< integration point
el !< element
real(pReal), dimension(plastic_MITdiag_sizePostResults(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: &
plastic_MITdiag_postResults
integer(pInt) :: &
instance,ph, of, &
nSlip, &
o,f,i,c,j, &
index_myFamily
real(pReal) :: &
tau_slip
of = phasememberAt(ipc,ip,el)
ph = phaseAt(ipc,ip,el) ! phasememberAt should be tackled by material and be renamed to material_phasemember
instance = phase_plasticityInstance(material_phase(ipc,ip,el))
nSlip = plastic_MITdiag_totalNslip(instance)
c = 0_pInt
plastic_MITdiag_postResults = 0.0_pReal
outputsLoop: do o = 1_pInt,plastic_MITdiag_Noutput(instance)
select case(param(instance)%outputID(o))
case (resistance_ID)
plastic_MITdiag_postResults(c+1_pInt:c+nSlip) = state(instance)%resistance(:,of)
c = c + nSlip
case (accumulatedshear_ID)
plastic_MITdiag_postResults(c+1_pInt:c+nSlip) = state(instance)%accumulatedShear(:,of)
c = c + nSlip
case (shearrate_ID)
j = 0_pInt
slipFamilies1: do f = 1_pInt,lattice_maxNslipFamily
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,ph)) ! at which index starts my family
slipSystems1: do i = 1_pInt,param(instance)%n_slip(f)
j = j + 1_pInt
tau_slip = dot_product(Tstar_v,lattice_Sslip_v(1:6,1,index_myFamily+i,ph))
plastic_MITdiag_postResults(c+j) = param(instance)%gdot0 * &
((abs(tau_slip) / state(instance)%resistance(j,of)) ** param(instance)%n &
*sign(1.0_pReal,tau_slip))
enddo slipSystems1
enddo slipFamilies1
c = c + nSlip
case (resolvedstress_ID)
j = 0_pInt
slipFamilies2: do f = 1_pInt,lattice_maxNslipFamily
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,ph)) ! at which index starts my family
slipSystems2: do i = 1_pInt,param(instance)%n_slip(f)
j = j + 1_pInt
plastic_MITdiag_postResults(c+j) = &
dot_product(Tstar_v,lattice_Sslip_v(1:6,1,index_myFamily+i,ph))
enddo slipSystems2
enddo slipFamilies2
c = c + nSlip
end select
enddo outputsLoop
end function plastic_MITdiag_postResults
end module plastic_MITdiag