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removing remainders of twinning

This commit is contained in:
Martin Diehl 2016-04-24 22:36:35 +02:00
parent 09dfa4a419
commit d35452533c
1 changed files with 85 additions and 580 deletions
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579
code/plastic_disloUCLA.f90
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@ -29,59 +29,35 @@ module plastic_disloUCLA
plastic_disloUCLA_Noutput !< number of outputs per instance of this plasticity plastic_disloUCLA_Noutput !< number of outputs per instance of this plasticity
integer(pInt), dimension(:), allocatable, private :: & integer(pInt), dimension(:), allocatable, private :: &
plastic_disloUCLA_totalNslip, & !< total number of active slip systems for each instance plastic_disloUCLA_totalNslip !< total number of active slip systems for each instance
plastic_disloUCLA_totalNtwin !< total number of active twin systems for each instance
integer(pInt), dimension(:,:), allocatable, private :: & integer(pInt), dimension(:,:), allocatable, private :: &
plastic_disloUCLA_Nslip, & !< number of active slip systems for each family and instance plastic_disloUCLA_Nslip !< number of active slip systems for each family and instance
plastic_disloUCLA_Ntwin !< number of active twin systems for each family and instance
real(pReal), dimension(:), allocatable, private :: & real(pReal), dimension(:), allocatable, private :: &
plastic_disloUCLA_CAtomicVolume, & !< atomic volume in Bugers vector unit plastic_disloUCLA_CAtomicVolume, & !< atomic volume in Bugers vector unit
plastic_disloUCLA_D0, & !< prefactor for self-diffusion coefficient plastic_disloUCLA_D0, & !< prefactor for self-diffusion coefficient
plastic_disloUCLA_Qsd, & !< activation energy for dislocation climb plastic_disloUCLA_Qsd, & !< activation energy for dislocation climb
plastic_disloUCLA_GrainSize, & !< grain size plastic_disloUCLA_GrainSize, & !< grain size
plastic_disloUCLA_MaxTwinFraction, & !< maximum allowed total twin volume fraction
plastic_disloUCLA_CEdgeDipMinDistance, & !< plastic_disloUCLA_CEdgeDipMinDistance, & !<
plastic_disloUCLA_Cmfptwin, & !<
plastic_disloUCLA_Cthresholdtwin, & !<
plastic_disloUCLA_SolidSolutionStrength, & !< Strength due to elements in solid solution plastic_disloUCLA_SolidSolutionStrength, & !< Strength due to elements in solid solution
plastic_disloUCLA_L0, & !< Length of twin nuclei in Burgers vectors
plastic_disloUCLA_xc, & !< critical distance for formation of twin nucleus
plastic_disloUCLA_VcrossSlip, & !< cross slip volume
plastic_disloUCLA_SFE_0K, & !< stacking fault energy at zero K
plastic_disloUCLA_dSFE_dT, & !< temperature dependance of stacking fault energy
plastic_disloUCLA_dipoleFormationFactor, & !< scaling factor for dipole formation: 0: off, 1: on. other values not useful plastic_disloUCLA_dipoleFormationFactor, & !< scaling factor for dipole formation: 0: off, 1: on. other values not useful
plastic_disloUCLA_aTolRho, & !< absolute tolerance for integration of dislocation density plastic_disloUCLA_aTolRho !< absolute tolerance for integration of dislocation density
plastic_disloUCLA_aTolTwinFrac !< absolute tolerance for integration of twin volume fraction
real(pReal), dimension(:,:,:,:), allocatable, private :: &
plastic_disloUCLA_Ctwin66 !< twin elasticity matrix in Mandel notation for each instance
real(pReal), dimension(:,:,:,:,:,:), allocatable, private :: &
plastic_disloUCLA_Ctwin3333 !< twin elasticity matrix for each instance
real(pReal), dimension(:,:), allocatable, private :: & real(pReal), dimension(:,:), allocatable, private :: &
plastic_disloUCLA_rhoEdge0, & !< initial edge dislocation density per slip system for each family and instance plastic_disloUCLA_rhoEdge0, & !< initial edge dislocation density per slip system for each family and instance
plastic_disloUCLA_rhoEdgeDip0, & !< initial edge dipole density per slip system for each family and instance plastic_disloUCLA_rhoEdgeDip0, & !< initial edge dipole density per slip system for each family and instance
plastic_disloUCLA_burgersPerSlipFamily, & !< absolute length of burgers vector [m] for each slip family and instance plastic_disloUCLA_burgersPerSlipFamily, & !< absolute length of burgers vector [m] for each slip family and instance
plastic_disloUCLA_burgersPerSlipSystem, & !< absolute length of burgers vector [m] for each slip system and instance plastic_disloUCLA_burgersPerSlipSystem, & !< absolute length of burgers vector [m] for each slip system and instance
plastic_disloUCLA_burgersPerTwinFamily, & !< absolute length of burgers vector [m] for each twin family and instance
plastic_disloUCLA_burgersPerTwinSystem, & !< absolute length of burgers vector [m] for each twin system and instance
plastic_disloUCLA_QedgePerSlipFamily, & !< activation energy for glide [J] for each slip family and instance plastic_disloUCLA_QedgePerSlipFamily, & !< activation energy for glide [J] for each slip family and instance
plastic_disloUCLA_QedgePerSlipSystem, & !< activation energy for glide [J] for each slip system and instance plastic_disloUCLA_QedgePerSlipSystem, & !< activation energy for glide [J] for each slip system and instance
plastic_disloUCLA_v0PerSlipFamily, & !< dislocation velocity prefactor [m/s] for each family and instance plastic_disloUCLA_v0PerSlipFamily, & !< dislocation velocity prefactor [m/s] for each family and instance
plastic_disloUCLA_v0PerSlipSystem, & !< dislocation velocity prefactor [m/s] for each slip system and instance plastic_disloUCLA_v0PerSlipSystem, & !< dislocation velocity prefactor [m/s] for each slip system and instance
plastic_disloUCLA_tau_peierlsPerSlipFamily, & !< Peierls stress [Pa] for each family and instance plastic_disloUCLA_tau_peierlsPerSlipFamily, & !< Peierls stress [Pa] for each family and instance
plastic_disloUCLA_Ndot0PerTwinFamily, & !< twin nucleation rate [1/m³s] for each twin family and instance
plastic_disloUCLA_Ndot0PerTwinSystem, & !< twin nucleation rate [1/m³s] for each twin system and instance
plastic_disloUCLA_tau_r, & !< stress to bring partial close together for each twin system and instance
plastic_disloUCLA_twinsizePerTwinFamily, & !< twin thickness [m] for each twin family and instance
plastic_disloUCLA_twinsizePerTwinSystem, & !< twin thickness [m] for each twin system and instance
plastic_disloUCLA_CLambdaSlipPerSlipFamily, & !< Adj. parameter for distance between 2 forest dislocations for each slip family and instance plastic_disloUCLA_CLambdaSlipPerSlipFamily, & !< Adj. parameter for distance between 2 forest dislocations for each slip family and instance
plastic_disloUCLA_CLambdaSlipPerSlipSystem, & !< Adj. parameter for distance between 2 forest dislocations for each slip system and instance plastic_disloUCLA_CLambdaSlipPerSlipSystem, & !< Adj. parameter for distance between 2 forest dislocations for each slip system and instance
plastic_disloUCLA_interaction_SlipSlip, & !< coefficients for slip-slip interaction for each interaction type and instance plastic_disloUCLA_interaction_SlipSlip, & !< coefficients for slip-slip interaction for each interaction type and instance
plastic_disloUCLA_interaction_SlipTwin, & !< coefficients for slip-twin interaction for each interaction type and instance
plastic_disloUCLA_interaction_TwinSlip, & !< coefficients for twin-slip interaction for each interaction type and instance
plastic_disloUCLA_interaction_TwinTwin, & !< coefficients for twin-twin interaction for each interaction type and instance
plastic_disloUCLA_pPerSlipFamily, & !< p-exponent in glide velocity plastic_disloUCLA_pPerSlipFamily, & !< p-exponent in glide velocity
plastic_disloUCLA_qPerSlipFamily, & !< q-exponent in glide velocity plastic_disloUCLA_qPerSlipFamily, & !< q-exponent in glide velocity
!* mobility law parameters !* mobility law parameters
@ -91,13 +67,9 @@ module plastic_disloUCLA
plastic_disloUCLA_dislolength, & !< dislocation length (lamda) plastic_disloUCLA_dislolength, & !< dislocation length (lamda)
plastic_disloUCLA_friction, & !< friction coeff. B (kMC) plastic_disloUCLA_friction, & !< friction coeff. B (kMC)
!* !*
plastic_disloUCLA_rPerTwinFamily, & !< r-exponent in twin nucleation rate
plastic_disloUCLA_nonSchmidCoeff !< non-Schmid coefficients (bcc) plastic_disloUCLA_nonSchmidCoeff !< non-Schmid coefficients (bcc)
real(pReal), dimension(:,:,:), allocatable, private :: & real(pReal), dimension(:,:,:), allocatable, private :: &
plastic_disloUCLA_interactionMatrix_SlipSlip, & !< interaction matrix of the different slip systems for each instance plastic_disloUCLA_interactionMatrix_SlipSlip, & !< interaction matrix of the different slip systems for each instance
plastic_disloUCLA_interactionMatrix_SlipTwin, & !< interaction matrix of slip systems with twin systems for each instance
plastic_disloUCLA_interactionMatrix_TwinSlip, & !< interaction matrix of twin systems with slip systems for each instance
plastic_disloUCLA_interactionMatrix_TwinTwin, & !< interaction matrix of the different twin systems for each instance
plastic_disloUCLA_forestProjectionEdge !< matrix of forest projections of edge dislocations for each instance plastic_disloUCLA_forestProjectionEdge !< matrix of forest projections of edge dislocations for each instance
enum, bind(c) enum, bind(c)
@ -110,13 +82,7 @@ module plastic_disloUCLA
resolved_stress_slip_ID, & resolved_stress_slip_ID, &
threshold_stress_slip_ID, & threshold_stress_slip_ID, &
edge_dipole_distance_ID, & edge_dipole_distance_ID, &
stress_exponent_ID, & stress_exponent_ID
twin_fraction_ID, &
shear_rate_twin_ID, &
accumulated_shear_twin_ID, &
mfp_twin_ID, &
resolved_stress_twin_ID, &
threshold_stress_twin_ID
end enum end enum
integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: & integer(kind(undefined_ID)), dimension(:,:), allocatable, private :: &
plastic_disloUCLA_outputID !< ID of each post result output plastic_disloUCLA_outputID !< ID of each post result output
@ -126,16 +92,9 @@ module plastic_disloUCLA
rhoEdge, & rhoEdge, &
rhoEdgeDip, & rhoEdgeDip, &
accshear_slip, & accshear_slip, &
twinFraction, &
accshear_twin, &
invLambdaSlip, & invLambdaSlip, &
invLambdaSlipTwin, &
invLambdaTwin, &
mfp_slip, & mfp_slip, &
mfp_twin, & threshold_stress_slip
threshold_stress_slip, &
threshold_stress_twin, &
twinVolume
end type end type
type(tDisloUCLAState ), allocatable, dimension(:), private :: & type(tDisloUCLAState ), allocatable, dimension(:), private :: &
state, & state, &
@ -201,11 +160,10 @@ subroutine plastic_disloUCLA_init(fileUnit)
integer(pInt), intent(in) :: fileUnit integer(pInt), intent(in) :: fileUnit
integer(pInt), allocatable, dimension(:) :: chunkPos integer(pInt), allocatable, dimension(:) :: chunkPos
integer(pInt) :: maxNinstance,mySize=0_pInt,phase,maxTotalNslip,maxTotalNtwin,& integer(pInt) :: maxNinstance,mySize=0_pInt,phase,maxTotalNslip,&
f,instance,j,k,l,m,n,o,p,q,r,s,ns,nt, & f,instance,j,k,o,ns, &
Nchunks_SlipSlip = 0_pInt, Nchunks_SlipTwin = 0_pInt, & Nchunks_SlipSlip = 0_pInt, &
Nchunks_TwinSlip = 0_pInt, Nchunks_TwinTwin = 0_pInt, & Nchunks_SlipFamilies = 0_pInt,Nchunks_nonSchmid = 0_pInt, &
Nchunks_SlipFamilies = 0_pInt, Nchunks_TwinFamilies = 0_pInt, Nchunks_nonSchmid = 0_pInt, &
offset_slip, index_myFamily, index_otherFamily, & offset_slip, index_myFamily, index_otherFamily, &
startIndex, endIndex startIndex, endIndex
integer(pInt) :: sizeState, sizeDotState, sizeDeltaState integer(pInt) :: sizeState, sizeDotState, sizeDeltaState
@ -213,7 +171,7 @@ subroutine plastic_disloUCLA_init(fileUnit)
character(len=65536) :: & character(len=65536) :: &
tag = '', & tag = '', &
line = '' line = ''
real(pReal), dimension(:), allocatable :: tempPerSlip, tempPerTwin real(pReal), dimension(:), allocatable :: tempPerSlip
mainProcess: if (worldrank == 0) then mainProcess: if (worldrank == 0) then
write(6,'(/,a)') ' <<<+- constitutive_'//PLASTICITY_DISLOUCLA_label//' init -+>>>' write(6,'(/,a)') ' <<<+- constitutive_'//PLASTICITY_DISLOUCLA_label//' init -+>>>'
@ -234,25 +192,14 @@ subroutine plastic_disloUCLA_init(fileUnit)
allocate(plastic_disloUCLA_outputID(maxval(phase_Noutput),maxNinstance), source=undefined_ID) allocate(plastic_disloUCLA_outputID(maxval(phase_Noutput),maxNinstance), source=undefined_ID)
allocate(plastic_disloUCLA_Noutput(maxNinstance), source=0_pInt) allocate(plastic_disloUCLA_Noutput(maxNinstance), source=0_pInt)
allocate(plastic_disloUCLA_Nslip(lattice_maxNslipFamily,maxNinstance), source=0_pInt) allocate(plastic_disloUCLA_Nslip(lattice_maxNslipFamily,maxNinstance), source=0_pInt)
allocate(plastic_disloUCLA_Ntwin(lattice_maxNtwinFamily,maxNinstance), source=0_pInt)
allocate(plastic_disloUCLA_totalNslip(maxNinstance), source=0_pInt) allocate(plastic_disloUCLA_totalNslip(maxNinstance), source=0_pInt)
allocate(plastic_disloUCLA_totalNtwin(maxNinstance), source=0_pInt)
allocate(plastic_disloUCLA_CAtomicVolume(maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_CAtomicVolume(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_D0(maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_D0(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_Qsd(maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_Qsd(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_GrainSize(maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_GrainSize(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_MaxTwinFraction(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_CEdgeDipMinDistance(maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_CEdgeDipMinDistance(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_Cmfptwin(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_Cthresholdtwin(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_SolidSolutionStrength(maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_SolidSolutionStrength(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_L0(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_xc(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_VcrossSlip(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_aTolRho(maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_aTolRho(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_aTolTwinFrac(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_SFE_0K(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_dSFE_dT(maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_dipoleFormationFactor(maxNinstance), source=1.0_pReal) !should be on by default allocate(plastic_disloUCLA_dipoleFormationFactor(maxNinstance), source=1.0_pReal) !should be on by default
allocate(plastic_disloUCLA_rhoEdge0(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_rhoEdge0(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_rhoEdgeDip0(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_rhoEdgeDip0(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
@ -262,22 +209,18 @@ subroutine plastic_disloUCLA_init(fileUnit)
allocate(plastic_disloUCLA_kinkwidth(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_kinkwidth(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_dislolength(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_dislolength(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_friction(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_friction(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_burgersPerTwinFamily(lattice_maxNtwinFamily,maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_QedgePerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_QedgePerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_v0PerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_v0PerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_tau_peierlsPerSlipFamily(lattice_maxNslipFamily,maxNinstance), & allocate(plastic_disloUCLA_tau_peierlsPerSlipFamily(lattice_maxNslipFamily,maxNinstance), &
source=0.0_pReal) source=0.0_pReal)
allocate(plastic_disloUCLA_pPerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_pPerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_qPerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_qPerSlipFamily(lattice_maxNslipFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_Ndot0PerTwinFamily(lattice_maxNtwinFamily,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_twinsizePerTwinFamily(lattice_maxNtwinFamily,maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_CLambdaSlipPerSlipFamily(lattice_maxNslipFamily,maxNinstance), & allocate(plastic_disloUCLA_CLambdaSlipPerSlipFamily(lattice_maxNslipFamily,maxNinstance), &
source=0.0_pReal) source=0.0_pReal)
allocate(plastic_disloUCLA_rPerTwinFamily(lattice_maxNtwinFamily,maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_interaction_SlipSlip(lattice_maxNinteraction,maxNinstance),source=0.0_pReal) allocate(plastic_disloUCLA_interaction_SlipSlip(lattice_maxNinteraction,maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_interaction_SlipTwin(lattice_maxNinteraction,maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_interaction_TwinSlip(lattice_maxNinteraction,maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_interaction_TwinTwin(lattice_maxNinteraction,maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_nonSchmidCoeff(lattice_maxNnonSchmid,maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_nonSchmidCoeff(lattice_maxNnonSchmid,maxNinstance), source=0.0_pReal)
@ -298,16 +241,10 @@ subroutine plastic_disloUCLA_init(fileUnit)
phase = phase + 1_pInt ! advance phase section counter phase = phase + 1_pInt ! advance phase section counter
if (phase_plasticity(phase) == PLASTICITY_DISLOUCLA_ID) then if (phase_plasticity(phase) == PLASTICITY_DISLOUCLA_ID) then
Nchunks_SlipFamilies = count(lattice_NslipSystem(:,phase) > 0_pInt) Nchunks_SlipFamilies = count(lattice_NslipSystem(:,phase) > 0_pInt)
Nchunks_TwinFamilies = count(lattice_NtwinSystem(:,phase) > 0_pInt)
Nchunks_SlipSlip = maxval(lattice_interactionSlipSlip(:,:,phase)) Nchunks_SlipSlip = maxval(lattice_interactionSlipSlip(:,:,phase))
Nchunks_SlipTwin = maxval(lattice_interactionSlipTwin(:,:,phase))
Nchunks_TwinSlip = maxval(lattice_interactionTwinSlip(:,:,phase))
Nchunks_TwinTwin = maxval(lattice_interactionTwinTwin(:,:,phase))
Nchunks_nonSchmid = lattice_NnonSchmid(phase) Nchunks_nonSchmid = lattice_NnonSchmid(phase)
if(allocated(tempPerSlip)) deallocate(tempPerSlip) if(allocated(tempPerSlip)) deallocate(tempPerSlip)
if(allocated(tempPerTwin)) deallocate(tempPerTwin)
allocate(tempPerSlip(Nchunks_SlipFamilies)) allocate(tempPerSlip(Nchunks_SlipFamilies))
allocate(tempPerTwin(Nchunks_TwinFamilies))
endif endif
cycle ! skip to next line cycle ! skip to next line
endif endif
@ -433,7 +370,7 @@ subroutine plastic_disloUCLA_init(fileUnit)
plastic_disloUCLA_nonSchmidCoeff(j,instance) = IO_floatValue(line,chunkPos,1_pInt+j) plastic_disloUCLA_nonSchmidCoeff(j,instance) = IO_floatValue(line,chunkPos,1_pInt+j)
enddo enddo
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! parameters independent of number of slip/twin systems ! parameters independent of number of slip systems
case ('grainsize') case ('grainsize')
plastic_disloUCLA_GrainSize(instance) = IO_floatValue(line,chunkPos,2_pInt) plastic_disloUCLA_GrainSize(instance) = IO_floatValue(line,chunkPos,2_pInt)
case ('d0') case ('d0')
@ -444,12 +381,6 @@ subroutine plastic_disloUCLA_init(fileUnit)
plastic_disloUCLA_aTolRho(instance) = IO_floatValue(line,chunkPos,2_pInt) plastic_disloUCLA_aTolRho(instance) = IO_floatValue(line,chunkPos,2_pInt)
case ('solidsolutionstrength') case ('solidsolutionstrength')
plastic_disloUCLA_SolidSolutionStrength(instance) = IO_floatValue(line,chunkPos,2_pInt) plastic_disloUCLA_SolidSolutionStrength(instance) = IO_floatValue(line,chunkPos,2_pInt)
case ('l0')
plastic_disloUCLA_L0(instance) = IO_floatValue(line,chunkPos,2_pInt)
case ('xc')
plastic_disloUCLA_xc(instance) = IO_floatValue(line,chunkPos,2_pInt)
case ('vcrossslip')
plastic_disloUCLA_VcrossSlip(instance) = IO_floatValue(line,chunkPos,2_pInt)
case ('cedgedipmindistance') case ('cedgedipmindistance')
plastic_disloUCLA_CEdgeDipMinDistance(instance) = IO_floatValue(line,chunkPos,2_pInt) plastic_disloUCLA_CEdgeDipMinDistance(instance) = IO_floatValue(line,chunkPos,2_pInt)
case ('catomicvolume') case ('catomicvolume')
@ -465,8 +396,6 @@ subroutine plastic_disloUCLA_init(fileUnit)
instance = phase_plasticityInstance(phase) instance = phase_plasticityInstance(phase)
if (sum(plastic_disloUCLA_Nslip(:,instance)) < 0_pInt) & if (sum(plastic_disloUCLA_Nslip(:,instance)) < 0_pInt) &
call IO_error(211_pInt,el=instance,ext_msg='Nslip ('//PLASTICITY_DISLOUCLA_label//')') call IO_error(211_pInt,el=instance,ext_msg='Nslip ('//PLASTICITY_DISLOUCLA_label//')')
if (sum(plastic_disloUCLA_Ntwin(:,instance)) < 0_pInt) &
call IO_error(211_pInt,el=instance,ext_msg='Ntwin ('//PLASTICITY_DISLOUCLA_label//')')
do f = 1_pInt,lattice_maxNslipFamily do f = 1_pInt,lattice_maxNslipFamily
if (plastic_disloUCLA_Nslip(f,instance) > 0_pInt) then if (plastic_disloUCLA_Nslip(f,instance) > 0_pInt) then
if (plastic_disloUCLA_rhoEdge0(f,instance) < 0.0_pReal) & if (plastic_disloUCLA_rhoEdge0(f,instance) < 0.0_pReal) &
@ -487,48 +416,30 @@ subroutine plastic_disloUCLA_init(fileUnit)
call IO_error(211_pInt,el=instance,ext_msg='D0 ('//PLASTICITY_DISLOUCLA_label//')') call IO_error(211_pInt,el=instance,ext_msg='D0 ('//PLASTICITY_DISLOUCLA_label//')')
if (plastic_disloUCLA_Qsd(instance) <= 0.0_pReal) & if (plastic_disloUCLA_Qsd(instance) <= 0.0_pReal) &
call IO_error(211_pInt,el=instance,ext_msg='Qsd ('//PLASTICITY_DISLOUCLA_label//')') call IO_error(211_pInt,el=instance,ext_msg='Qsd ('//PLASTICITY_DISLOUCLA_label//')')
if (plastic_disloUCLA_aTolRho(instance) <= 0.0_pReal) & ! if (plastic_disloUCLA_aTolRho(instance) <= 0.0_pReal) &
call IO_error(211_pInt,el=instance,ext_msg='aTolRho ('//PLASTICITY_DISLOUCLA_label//')') ! call IO_error(211_pInt,el=instance,ext_msg='aTolRho ('//PLASTICITY_DISLOUCLA_label//')')
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! Determine total number of active slip or twin systems ! Determine total number of active slip systems
plastic_disloUCLA_Nslip(:,instance) = min(lattice_NslipSystem(:,phase),plastic_disloUCLA_Nslip(:,instance)) plastic_disloUCLA_Nslip(:,instance) = min(lattice_NslipSystem(:,phase),plastic_disloUCLA_Nslip(:,instance))
plastic_disloUCLA_Ntwin(:,instance) = min(lattice_NtwinSystem(:,phase),plastic_disloUCLA_Ntwin(:,instance))
plastic_disloUCLA_totalNslip(instance) = sum(plastic_disloUCLA_Nslip(:,instance)) plastic_disloUCLA_totalNslip(instance) = sum(plastic_disloUCLA_Nslip(:,instance))
plastic_disloUCLA_totalNtwin(instance) = sum(plastic_disloUCLA_Ntwin(:,instance))
endif myPhase endif myPhase
enddo sanityChecks enddo sanityChecks
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! allocation of variables whose size depends on the total number of active slip systems ! allocation of variables whose size depends on the total number of active slip systems
maxTotalNslip = maxval(plastic_disloUCLA_totalNslip) maxTotalNslip = maxval(plastic_disloUCLA_totalNslip)
maxTotalNtwin = maxval(plastic_disloUCLA_totalNtwin)
allocate(plastic_disloUCLA_burgersPerSlipSystem(maxTotalNslip, maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_burgersPerSlipSystem(maxTotalNslip, maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_burgersPerTwinSystem(maxTotalNtwin, maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_QedgePerSlipSystem(maxTotalNslip, maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_QedgePerSlipSystem(maxTotalNslip, maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_v0PerSlipSystem(maxTotalNslip, maxNinstance), source=0.0_pReal) allocate(plastic_disloUCLA_v0PerSlipSystem(maxTotalNslip, maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_Ndot0PerTwinSystem(maxTotalNtwin, maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_tau_r(maxTotalNtwin, maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_twinsizePerTwinSystem(maxTotalNtwin, maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_CLambdaSlipPerSlipSystem(maxTotalNslip, maxNinstance),source=0.0_pReal) allocate(plastic_disloUCLA_CLambdaSlipPerSlipSystem(maxTotalNslip, maxNinstance),source=0.0_pReal)
allocate(plastic_disloUCLA_interactionMatrix_SlipSlip(maxval(plastic_disloUCLA_totalNslip),& ! slip resistance from slip activity allocate(plastic_disloUCLA_interactionMatrix_SlipSlip(maxval(plastic_disloUCLA_totalNslip),& ! slip resistance from slip activity
maxval(plastic_disloUCLA_totalNslip),& maxval(plastic_disloUCLA_totalNslip),&
maxNinstance), source=0.0_pReal) maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_interactionMatrix_SlipTwin(maxval(plastic_disloUCLA_totalNslip),& ! slip resistance from twin activity
maxval(plastic_disloUCLA_totalNtwin),&
maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_interactionMatrix_TwinSlip(maxval(plastic_disloUCLA_totalNtwin),& ! twin resistance from slip activity
maxval(plastic_disloUCLA_totalNslip),&
maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_interactionMatrix_TwinTwin(maxval(plastic_disloUCLA_totalNtwin),& ! twin resistance from twin activity
maxval(plastic_disloUCLA_totalNtwin),&
maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_forestProjectionEdge(maxTotalNslip,maxTotalNslip,maxNinstance), & allocate(plastic_disloUCLA_forestProjectionEdge(maxTotalNslip,maxTotalNslip,maxNinstance), &
source=0.0_pReal) source=0.0_pReal)
allocate(plastic_disloUCLA_Ctwin66(6,6,maxTotalNtwin,maxNinstance), source=0.0_pReal)
allocate(plastic_disloUCLA_Ctwin3333(3,3,3,3,maxTotalNtwin,maxNinstance), source=0.0_pReal)
allocate(state(maxNinstance)) allocate(state(maxNinstance))
allocate(state0(maxNinstance)) allocate(state0(maxNinstance))
@ -538,9 +449,7 @@ subroutine plastic_disloUCLA_init(fileUnit)
myPhase2: if (phase_plasticity(phase) == PLASTICITY_disloUCLA_ID) then myPhase2: if (phase_plasticity(phase) == PLASTICITY_disloUCLA_ID) then
NofMyPhase=count(material_phase==phase) NofMyPhase=count(material_phase==phase)
instance = phase_plasticityInstance(phase) instance = phase_plasticityInstance(phase)
ns = plastic_disloUCLA_totalNslip(instance) ns = plastic_disloUCLA_totalNslip(instance)
nt = plastic_disloUCLA_totalNtwin(instance)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! Determine size of postResults array ! Determine size of postResults array
@ -568,21 +477,18 @@ subroutine plastic_disloUCLA_init(fileUnit)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! allocate state arrays ! allocate state arrays
sizeDotState = int(size(['rhoEdge ','rhoEdgeDip ','accshearslip']),pInt) * ns & sizeDotState = int(size(['rhoEdge ','rhoEdgeDip ','accshearslip']),pInt) * ns
+ int(size(['twinFraction','accsheartwin']),pInt) * nt
sizeDeltaState = 0_pInt sizeDeltaState = 0_pInt
sizeState = sizeDotState & sizeState = sizeDotState &
+ int(size(['invLambdaSlip ','invLambdaSlipTwin ',& + int(size(['invLambdaSlip ',&
'meanFreePathSlip ','tauSlipThreshold ']),pInt) * ns & 'meanFreePathSlip ','tauSlipThreshold ']),pInt) * ns
+ int(size(['invLambdaTwin ','meanFreePathTwin','tauTwinThreshold',&
'twinVolume ']),pInt) * nt
plasticState(phase)%sizeState = sizeState plasticState(phase)%sizeState = sizeState
plasticState(phase)%sizeDotState = sizeDotState plasticState(phase)%sizeDotState = sizeDotState
plasticState(phase)%sizeDeltaState = sizeDeltaState plasticState(phase)%sizeDeltaState = sizeDeltaState
plasticState(phase)%sizePostResults = plastic_disloUCLA_sizePostResults(instance) plasticState(phase)%sizePostResults = plastic_disloUCLA_sizePostResults(instance)
plasticState(phase)%nSlip = plastic_disloucla_totalNslip(instance) plasticState(phase)%nSlip = plastic_disloucla_totalNslip(instance)
plasticState(phase)%nTwin = plastic_disloucla_totalNtwin(instance) plasticState(phase)%nTwin = 0_pInt
plasticState(phase)%nTrans= 0_pInt plasticState(phase)%nTrans= 0_pInt
allocate(plasticState(phase)%aTolState (sizeState), source=0.0_pReal) allocate(plasticState(phase)%aTolState (sizeState), source=0.0_pReal)
allocate(plasticState(phase)%state0 (sizeState,NofMyPhase), source=0.0_pReal) allocate(plasticState(phase)%state0 (sizeState,NofMyPhase), source=0.0_pReal)
@ -634,7 +540,6 @@ subroutine plastic_disloUCLA_init(fileUnit)
!* Calculation of forest projections for edge dislocations !* Calculation of forest projections for edge dislocations
!* Interaction matrices !* Interaction matrices
otherSlipFamilies: do o = 1_pInt,lattice_maxNslipFamily otherSlipFamilies: do o = 1_pInt,lattice_maxNslipFamily
index_otherFamily = sum(plastic_disloUCLA_Nslip(1:o-1_pInt,instance)) index_otherFamily = sum(plastic_disloUCLA_Nslip(1:o-1_pInt,instance))
otherSlipSystems: do k = 1_pInt,plastic_disloUCLA_Nslip(o,instance) otherSlipSystems: do k = 1_pInt,plastic_disloUCLA_Nslip(o,instance)
@ -648,78 +553,9 @@ subroutine plastic_disloUCLA_init(fileUnit)
phase), instance ) phase), instance )
enddo otherSlipSystems; enddo otherSlipFamilies enddo otherSlipSystems; enddo otherSlipFamilies
otherTwinFamilies: do o = 1_pInt,lattice_maxNtwinFamily
index_otherFamily = sum(plastic_disloUCLA_Ntwin(1:o-1_pInt,instance))
otherTwinSystems: do k = 1_pInt,plastic_disloUCLA_Ntwin(o,instance)
plastic_disloUCLA_interactionMatrix_SlipTwin(index_myFamily+j,index_otherFamily+k,instance) = &
plastic_disloUCLA_interaction_SlipTwin(lattice_interactionSlipTwin( &
sum(lattice_NslipSystem(1:f-1_pInt,phase))+j, &
sum(lattice_NtwinSystem(1:o-1_pInt,phase))+k, &
phase), instance )
enddo otherTwinSystems; enddo otherTwinFamilies
enddo mySlipSystems enddo mySlipSystems
enddo mySlipFamilies enddo mySlipFamilies
!* Process twin related parameters ------------------------------------------------
myTwinFamilies: do f = 1_pInt,lattice_maxNtwinFamily
index_myFamily = sum(plastic_disloUCLA_Ntwin(1:f-1_pInt,instance)) ! index in truncated twin system list
myTwinSystems: do j = 1_pInt,plastic_disloUCLA_Ntwin(f,instance)
!* Burgers vector,
! nucleation rate prefactor,
! and twin size
plastic_disloUCLA_burgersPerTwinSystem(index_myFamily+j,instance) = &
plastic_disloUCLA_burgersPerTwinFamily(f,instance)
plastic_disloUCLA_Ndot0PerTwinSystem(index_myFamily+j,instance) = &
plastic_disloUCLA_Ndot0PerTwinFamily(f,instance)
plastic_disloUCLA_twinsizePerTwinSystem(index_myFamily+j,instance) = &
plastic_disloUCLA_twinsizePerTwinFamily(f,instance)
!* Rotate twin elasticity matrices
index_otherFamily = sum(lattice_NtwinSystem(1:f-1_pInt,phase)) ! index in full lattice twin list
do l = 1_pInt,3_pInt; do m = 1_pInt,3_pInt; do n = 1_pInt,3_pInt; do o = 1_pInt,3_pInt
do p = 1_pInt,3_pInt; do q = 1_pInt,3_pInt; do r = 1_pInt,3_pInt; do s = 1_pInt,3_pInt
plastic_disloUCLA_Ctwin3333(l,m,n,o,index_myFamily+j,instance) = &
plastic_disloUCLA_Ctwin3333(l,m,n,o,index_myFamily+j,instance) + &
lattice_C3333(p,q,r,s,instance) * &
lattice_Qtwin(l,p,index_otherFamily+j,phase) * &
lattice_Qtwin(m,q,index_otherFamily+j,phase) * &
lattice_Qtwin(n,r,index_otherFamily+j,phase) * &
lattice_Qtwin(o,s,index_otherFamily+j,phase)
enddo; enddo; enddo; enddo
enddo; enddo; enddo; enddo
plastic_disloUCLA_Ctwin66(1:6,1:6,index_myFamily+j,instance) = &
math_Mandel3333to66(plastic_disloUCLA_Ctwin3333(1:3,1:3,1:3,1:3,index_myFamily+j,instance))
!* Interaction matrices
otherSlipFamilies2: do o = 1_pInt,lattice_maxNslipFamily
index_otherFamily = sum(plastic_disloUCLA_Nslip(1:o-1_pInt,instance))
otherSlipSystems2: do k = 1_pInt,plastic_disloUCLA_Nslip(o,instance)
plastic_disloUCLA_interactionMatrix_TwinSlip(index_myFamily+j,index_otherFamily+k,instance) = &
plastic_disloUCLA_interaction_TwinSlip(lattice_interactionTwinSlip( &
sum(lattice_NtwinSystem(1:f-1_pInt,phase))+j, &
sum(lattice_NslipSystem(1:o-1_pInt,phase))+k, &
phase), instance )
enddo otherSlipSystems2; enddo otherSlipFamilies2
otherTwinFamilies2: do o = 1_pInt,lattice_maxNtwinFamily
index_otherFamily = sum(plastic_disloUCLA_Ntwin(1:o-1_pInt,instance))
otherTwinSystems2: do k = 1_pInt,plastic_disloUCLA_Ntwin(o,instance)
plastic_disloUCLA_interactionMatrix_TwinTwin(index_myFamily+j,index_otherFamily+k,instance) = &
plastic_disloUCLA_interaction_TwinTwin(lattice_interactionTwinTwin( &
sum(lattice_NtwinSystem(1:f-1_pInt,phase))+j, &
sum(lattice_NtwinSystem(1:o-1_pInt,phase))+k, &
phase), instance )
enddo otherTwinSystems2; enddo otherTwinFamilies2
enddo myTwinSystems
enddo myTwinFamilies
startIndex=1_pInt startIndex=1_pInt
endIndex=ns endIndex=ns
state(instance)%rhoEdge=>plasticState(phase)%state(startIndex:endIndex,:) state(instance)%rhoEdge=>plasticState(phase)%state(startIndex:endIndex,:)
@ -738,58 +574,21 @@ subroutine plastic_disloUCLA_init(fileUnit)
state0(instance)%accshear_slip=>plasticState(phase)%state0(startIndex:endIndex,:) state0(instance)%accshear_slip=>plasticState(phase)%state0(startIndex:endIndex,:)
dotState(instance)%accshear_slip=>plasticState(phase)%dotState(startIndex:endIndex,:) dotState(instance)%accshear_slip=>plasticState(phase)%dotState(startIndex:endIndex,:)
startIndex=endIndex+1_pInt
endIndex=endIndex+nt
state(instance)%twinFraction=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%twinFraction=>plasticState(phase)%state0(startIndex:endIndex,:)
dotState(instance)%twinFraction=>plasticState(phase)%dotState(startIndex:endIndex,:)
startIndex=endIndex+1_pInt
endIndex=endIndex+nt
state(instance)%accshear_twin=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%accshear_twin=>plasticState(phase)%state0(startIndex:endIndex,:)
dotState(instance)%accshear_twin=>plasticState(phase)%dotState(startIndex:endIndex,:)
startIndex=endIndex+1_pInt startIndex=endIndex+1_pInt
endIndex=endIndex+ns endIndex=endIndex+ns
state(instance)%invLambdaSlip=>plasticState(phase)%state(startIndex:endIndex,:) state(instance)%invLambdaSlip=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%invLambdaSlip=>plasticState(phase)%state0(startIndex:endIndex,:) state0(instance)%invLambdaSlip=>plasticState(phase)%state0(startIndex:endIndex,:)
startIndex=endIndex+1 startIndex=endIndex+1_pInt
endIndex=endIndex+ns
state(instance)%invLambdaSlipTwin=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%invLambdaSlipTwin=>plasticState(phase)%state0(startIndex:endIndex,:)
startIndex=endIndex+1
endIndex=endIndex+nt
state(instance)%invLambdaTwin=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%invLambdaTwin=>plasticState(phase)%state0(startIndex:endIndex,:)
startIndex=endIndex+1
endIndex=endIndex+ns endIndex=endIndex+ns
state(instance)%mfp_slip=>plasticState(phase)%state(startIndex:endIndex,:) state(instance)%mfp_slip=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%mfp_slip=>plasticState(phase)%state0(startIndex:endIndex,:) state0(instance)%mfp_slip=>plasticState(phase)%state0(startIndex:endIndex,:)
startIndex=endIndex+1 startIndex=endIndex+1_pInt
endIndex=endIndex+nt
state(instance)%mfp_twin=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%mfp_twin=>plasticState(phase)%state0(startIndex:endIndex,:)
startIndex=endIndex+1
endIndex=endIndex+ns endIndex=endIndex+ns
state(instance)%threshold_stress_slip=>plasticState(phase)%state(startIndex:endIndex,:) state(instance)%threshold_stress_slip=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%threshold_stress_slip=>plasticState(phase)%state0(startIndex:endIndex,:) state0(instance)%threshold_stress_slip=>plasticState(phase)%state0(startIndex:endIndex,:)
startIndex=endIndex+1
endIndex=endIndex+nt
state(instance)%threshold_stress_twin=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%threshold_stress_twin=>plasticState(phase)%state0(startIndex:endIndex,:)
startIndex=endIndex+1
endIndex=endIndex+nt
state(instance)%twinVolume=>plasticState(phase)%state(startIndex:endIndex,:)
state0(instance)%twinVolume=>plasticState(phase)%state0(startIndex:endIndex,:)
call plastic_disloUCLA_stateInit(phase,instance) call plastic_disloUCLA_stateInit(phase,instance)
call plastic_disloUCLA_aTolState(phase,instance) call plastic_disloUCLA_aTolState(phase,instance)
endif myPhase2 endif myPhase2
@ -817,18 +616,15 @@ subroutine plastic_disloUCLA_stateInit(ph,instance)
real(pReal), dimension(plasticState(ph)%sizeState) :: tempState real(pReal), dimension(plasticState(ph)%sizeState) :: tempState
integer(pInt) :: i,j,f,ns,nt, index_myFamily integer(pInt) :: i,f,ns, index_myFamily
real(pReal), dimension(plastic_disloUCLA_totalNslip(instance)) :: & real(pReal), dimension(plastic_disloUCLA_totalNslip(instance)) :: &
rhoEdge0, & rhoEdge0, &
rhoEdgeDip0, & rhoEdgeDip0, &
invLambdaSlip0, & invLambdaSlip0, &
MeanFreePathSlip0, & MeanFreePathSlip0, &
tauSlipThreshold0 tauSlipThreshold0
real(pReal), dimension(plastic_disloUCLA_totalNtwin(instance)) :: &
MeanFreePathTwin0,TwinVolume0
tempState = 0.0_pReal tempState = 0.0_pReal
ns = plastic_disloUCLA_totalNslip(instance) ns = plastic_disloUCLA_totalNslip(instance)
nt = plastic_disloUCLA_totalNtwin(instance)
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
! initialize basic slip state variables ! initialize basic slip state variables
@ -850,32 +646,19 @@ subroutine plastic_disloUCLA_stateInit(ph,instance)
forall (i = 1_pInt:ns) & forall (i = 1_pInt:ns) &
invLambdaSlip0(i) = sqrt(dot_product((rhoEdge0+rhoEdgeDip0),plastic_disloUCLA_forestProjectionEdge(1:ns,i,instance)))/ & invLambdaSlip0(i) = sqrt(dot_product((rhoEdge0+rhoEdgeDip0),plastic_disloUCLA_forestProjectionEdge(1:ns,i,instance)))/ &
plastic_disloUCLA_CLambdaSlipPerSlipSystem(i,instance) plastic_disloUCLA_CLambdaSlipPerSlipSystem(i,instance)
tempState(3_pInt*ns+2_pInt*nt+1:4_pInt*ns+2_pInt*nt) = invLambdaSlip0 tempState(3_pInt*ns+1:4_pInt*ns) = invLambdaSlip0
forall (i = 1_pInt:ns) & forall (i = 1_pInt:ns) &
MeanFreePathSlip0(i) = & MeanFreePathSlip0(i) = &
plastic_disloUCLA_GrainSize(instance)/(1.0_pReal+invLambdaSlip0(i)*plastic_disloUCLA_GrainSize(instance)) plastic_disloUCLA_GrainSize(instance)/(1.0_pReal+invLambdaSlip0(i)*plastic_disloUCLA_GrainSize(instance))
tempState(5_pInt*ns+3_pInt*nt+1:6_pInt*ns+3_pInt*nt) = MeanFreePathSlip0 tempState(4_pInt*ns+1:5_pInt*ns) = MeanFreePathSlip0
forall (i = 1_pInt:ns) & forall (i = 1_pInt:ns) &
tauSlipThreshold0(i) = & tauSlipThreshold0(i) = &
lattice_mu(ph)*plastic_disloUCLA_burgersPerSlipSystem(i,instance) * & lattice_mu(ph)*plastic_disloUCLA_burgersPerSlipSystem(i,instance) * &
sqrt(dot_product((rhoEdge0+rhoEdgeDip0),plastic_disloUCLA_interactionMatrix_SlipSlip(i,1:ns,instance))) sqrt(dot_product((rhoEdge0+rhoEdgeDip0),plastic_disloUCLA_interactionMatrix_SlipSlip(i,1:ns,instance)))
tempState(6_pInt*ns+4_pInt*nt+1:7_pInt*ns+4_pInt*nt) = tauSlipThreshold0 tempState(5_pInt*ns+1:6_pInt*ns) = tauSlipThreshold0
!--------------------------------------------------------------------------------------------------
! initialize dependent twin microstructural variables
forall (j = 1_pInt:nt) &
MeanFreePathTwin0(j) = plastic_disloUCLA_GrainSize(instance)
tempState(6_pInt*ns+3_pInt*nt+1_pInt:6_pInt*ns+4_pInt*nt) = MeanFreePathTwin0
forall (j = 1_pInt:nt) &
TwinVolume0(j) = &
(pi/4.0_pReal)*plastic_disloUCLA_twinsizePerTwinSystem(j,instance)*MeanFreePathTwin0(j)**(2.0_pReal)
tempState(7_pInt*ns+5_pInt*nt+1_pInt:7_pInt*ns+6_pInt*nt) = TwinVolume0
plasticState(ph)%state0 = spread(tempState,2,size(plasticState(ph)%state(1,:))) plasticState(ph)%state0 = spread(tempState,2,size(plasticState(ph)%state(1,:)))
@ -901,19 +684,6 @@ subroutine plastic_disloUCLA_aTolState(ph,instance)
plasticState(ph)%aTolState(2_pInt*plastic_disloUCLA_totalNslip(instance)+1_pInt: & plasticState(ph)%aTolState(2_pInt*plastic_disloUCLA_totalNslip(instance)+1_pInt: &
3_pInt*plastic_disloUCLA_totalNslip(instance))=1e6_pReal 3_pInt*plastic_disloUCLA_totalNslip(instance))=1e6_pReal
! Tolerance state for twin volume fraction
plasticState(ph)%aTolState(3_pInt*plastic_disloUCLA_totalNslip(instance)+1_pInt: &
3_pInt*plastic_disloUCLA_totalNslip(instance)+&
plastic_disloUCLA_totalNtwin(instance)) = &
plastic_disloUCLA_aTolTwinFrac(instance)
! Tolerance state for accumulated shear due to twin
plasticState(ph)%aTolState(3_pInt*plastic_disloUCLA_totalNslip(instance)+ &
plastic_disloUCLA_totalNtwin(instance)+1_pInt: &
3_pInt*plastic_disloUCLA_totalNslip(instance)+ &
2_pInt*plastic_disloUCLA_totalNtwin(instance)) = 1e6_pReal
end subroutine plastic_disloUCLA_aTolState end subroutine plastic_disloUCLA_aTolState
@ -924,12 +694,10 @@ subroutine plastic_disloUCLA_microstructure(temperature,ipc,ip,el)
use math, only: & use math, only: &
pi pi
use material, only: & use material, only: &
material_phase, &
phase_plasticityInstance, & phase_plasticityInstance, &
phaseAt, phasememberAt phaseAt, phasememberAt
use lattice, only: & use lattice, only: &
lattice_mu, & lattice_mu
lattice_nu
implicit none implicit none
integer(pInt), intent(in) :: & integer(pInt), intent(in) :: &
@ -941,31 +709,15 @@ subroutine plastic_disloUCLA_microstructure(temperature,ipc,ip,el)
integer(pInt) :: & integer(pInt) :: &
instance, & instance, &
ns,nt,s,t, & ns,s, &
ph, & ph, &
of of
real(pReal) :: &
sumf,sfe,x0
real(pReal), dimension(plastic_disloUCLA_totalNtwin(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: fOverStacksize
!* Shortened notation !* Shortened notation
of = phasememberAt(ipc,ip,el) of = phasememberAt(ipc,ip,el)
ph = phaseAt(ipc,ip,el) ph = phaseAt(ipc,ip,el)
instance = phase_plasticityInstance(ph) instance = phase_plasticityInstance(ph)
ns = plastic_disloUCLA_totalNslip(instance) ns = plastic_disloUCLA_totalNslip(instance)
nt = plastic_disloUCLA_totalNtwin(instance)
!* Total twin volume fraction
sumf = sum(state(instance)%twinFraction(1_pInt:nt,of)) ! safe for nt == 0
!* Stacking fault energy
sfe = plastic_disloUCLA_SFE_0K(instance) + &
plastic_disloUCLA_dSFE_dT(instance) * Temperature
!* rescaled twin volume fraction for topology
forall (t = 1_pInt:nt) &
fOverStacksize(t) = &
state(instance)%twinFraction(t,of)/plastic_disloUCLA_twinsizePerTwinSystem(t,instance)
!* 1/mean free distance between 2 forest dislocations seen by a moving dislocation !* 1/mean free distance between 2 forest dislocations seen by a moving dislocation
forall (s = 1_pInt:ns) & forall (s = 1_pInt:ns) &
@ -973,40 +725,14 @@ subroutine plastic_disloUCLA_microstructure(temperature,ipc,ip,el)
sqrt(dot_product((state(instance)%rhoEdge(1_pInt:ns,of)+state(instance)%rhoEdgeDip(1_pInt:ns,of)),& sqrt(dot_product((state(instance)%rhoEdge(1_pInt:ns,of)+state(instance)%rhoEdgeDip(1_pInt:ns,of)),&
plastic_disloUCLA_forestProjectionEdge(1:ns,s,instance)))/ & plastic_disloUCLA_forestProjectionEdge(1:ns,s,instance)))/ &
plastic_disloUCLA_CLambdaSlipPerSlipSystem(s,instance) plastic_disloUCLA_CLambdaSlipPerSlipSystem(s,instance)
!* 1/mean free distance between 2 twin stacks from different systems seen by a moving dislocation
!$OMP CRITICAL (evilmatmul)
state(instance)%invLambdaSlipTwin(1_pInt:ns,of) = 0.0_pReal
if (nt > 0_pInt .and. ns > 0_pInt) &
state(instance)%invLambdaSlipTwin(1_pInt:ns,of) = &
matmul(plastic_disloUCLA_interactionMatrix_SlipTwin(1:ns,1:nt,instance),fOverStacksize(1:nt))/(1.0_pReal-sumf)
!$OMP END CRITICAL (evilmatmul)
!* 1/mean free distance between 2 twin stacks from different systems seen by a growing twin
!$OMP CRITICAL (evilmatmul)
if (nt > 0_pInt) &
state(instance)%invLambdaTwin(1_pInt:nt,of) = &
matmul(plastic_disloUCLA_interactionMatrix_TwinTwin(1:nt,1:nt,instance),fOverStacksize(1:nt))/(1.0_pReal-sumf)
!$OMP END CRITICAL (evilmatmul)
!* mean free path between 2 obstacles seen by a moving dislocation !* mean free path between 2 obstacles seen by a moving dislocation
do s = 1_pInt,ns do s = 1_pInt,ns
if (nt > 0_pInt) then
state(instance)%mfp_slip(s,of) = &
plastic_disloUCLA_GrainSize(instance)/(1.0_pReal+plastic_disloUCLA_GrainSize(instance)*&
(state(instance)%invLambdaSlip(s,of)+state(instance)%invLambdaSlipTwin(s,of)))
else
state(instance)%mfp_slip(s,of) = & state(instance)%mfp_slip(s,of) = &
plastic_disloUCLA_GrainSize(instance)/& plastic_disloUCLA_GrainSize(instance)/&
(1.0_pReal+plastic_disloUCLA_GrainSize(instance)*(state(instance)%invLambdaSlip(s,of))) (1.0_pReal+plastic_disloUCLA_GrainSize(instance)*(state(instance)%invLambdaSlip(s,of)))
endif
enddo enddo
!* mean free path between 2 obstacles seen by a growing twin
forall (t = 1_pInt:nt) &
state(instance)%mfp_twin(t,of) = &
(plastic_disloUCLA_Cmfptwin(instance)*plastic_disloUCLA_GrainSize(instance))/&
(1.0_pReal+plastic_disloUCLA_GrainSize(instance)*state(instance)%invLambdaTwin(t,of))
!* threshold stress for dislocation motion !* threshold stress for dislocation motion
forall (s = 1_pInt:ns) & forall (s = 1_pInt:ns) &
state(instance)%threshold_stress_slip(s,of) = & state(instance)%threshold_stress_slip(s,of) = &
@ -1014,28 +740,6 @@ subroutine plastic_disloUCLA_microstructure(temperature,ipc,ip,el)
sqrt(dot_product((state(instance)%rhoEdge(1_pInt:ns,of)+state(instance)%rhoEdgeDip(1_pInt:ns,of)),& sqrt(dot_product((state(instance)%rhoEdge(1_pInt:ns,of)+state(instance)%rhoEdgeDip(1_pInt:ns,of)),&
plastic_disloUCLA_interactionMatrix_SlipSlip(s,1:ns,instance))) plastic_disloUCLA_interactionMatrix_SlipSlip(s,1:ns,instance)))
!* threshold stress for growing twin
forall (t = 1_pInt:nt) &
state(instance)%threshold_stress_twin(t,of) = &
plastic_disloUCLA_Cthresholdtwin(instance)*&
(sfe/(3.0_pReal*plastic_disloUCLA_burgersPerTwinSystem(t,instance))+&
3.0_pReal*plastic_disloUCLA_burgersPerTwinSystem(t,instance)*lattice_mu(ph)/&
(plastic_disloUCLA_L0(instance)*plastic_disloUCLA_burgersPerSlipSystem(t,instance)))
!* final twin volume after growth
forall (t = 1_pInt:nt) &
state(instance)%twinVolume(t,of) = &
(pi/4.0_pReal)*plastic_disloUCLA_twinsizePerTwinSystem(t,instance)*state(instance)%mfp_twin(t,of)**(2.0_pReal)
!* equilibrium seperation of partial dislocations
do t = 1_pInt,nt
x0 = lattice_mu(ph)*plastic_disloUCLA_burgersPerTwinSystem(t,instance)**(2.0_pReal)/&
(sfe*8.0_pReal*pi)*(2.0_pReal+lattice_nu(ph))/(1.0_pReal-lattice_nu(ph))
plastic_disloUCLA_tau_r(t,instance)= &
lattice_mu(ph)*plastic_disloUCLA_burgersPerTwinSystem(t,instance)/(2.0_pReal*pi)*&
(1/(x0+plastic_disloUCLA_xc(instance))+cos(pi/3.0_pReal)/x0) !!! used where??
enddo
end subroutine plastic_disloUCLA_microstructure end subroutine plastic_disloUCLA_microstructure
@ -1058,17 +762,9 @@ subroutine plastic_disloUCLA_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,Temperature
use lattice, only: & use lattice, only: &
lattice_Sslip, & lattice_Sslip, &
lattice_Sslip_v, & lattice_Sslip_v, &
lattice_Stwin, &
lattice_Stwin_v, &
lattice_maxNslipFamily,& lattice_maxNslipFamily,&
lattice_maxNtwinFamily, &
lattice_NslipSystem, & lattice_NslipSystem, &
lattice_NtwinSystem, & lattice_NnonSchmid
lattice_NnonSchmid, &
lattice_shearTwin, &
lattice_structure, &
lattice_fcc_twinNucleationSlipPair, &
LATTICE_fcc_ID
implicit none implicit none
integer(pInt), intent(in) :: ipc,ip,el integer(pInt), intent(in) :: ipc,ip,el
@ -1077,10 +773,10 @@ subroutine plastic_disloUCLA_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,Temperature
real(pReal), dimension(3,3), intent(out) :: Lp real(pReal), dimension(3,3), intent(out) :: Lp
real(pReal), dimension(9,9), intent(out) :: dLp_dTstar99 real(pReal), dimension(9,9), intent(out) :: dLp_dTstar99
integer(pInt) :: instance,ph,of,ns,nt,f,i,j,k,l,m,n,index_myFamily,s1,s2 integer(pInt) :: instance,ph,of,ns,f,i,j,k,l,m,n,index_myFamily
real(pReal) :: sumf,StressRatio_p,StressRatio_pminus1,StressRatio_r,BoltzmannRatio,DotGamma0,Ndot0, & real(pReal) :: StressRatio_p,StressRatio_pminus1,BoltzmannRatio,DotGamma0, &
tau_slip_pos,tau_slip_neg,vel_slip,dvel_slip,& tau_slip_pos,tau_slip_neg,vel_slip,dvel_slip,&
dgdot_dtauslip_pos,dgdot_dtauslip_neg,dgdot_dtautwin,tau_twin,gdot_twin,stressRatio dgdot_dtauslip_pos,dgdot_dtauslip_neg,stressRatio
real(pReal), dimension(3,3,2) :: & real(pReal), dimension(3,3,2) :: &
nonSchmid_tensor nonSchmid_tensor
real(pReal), dimension(3,3,3,3) :: & real(pReal), dimension(3,3,3,3) :: &
@ -1093,7 +789,6 @@ subroutine plastic_disloUCLA_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,Temperature
ph = phaseAt(ipc,ip,el) ph = phaseAt(ipc,ip,el)
instance = phase_plasticityInstance(ph) instance = phase_plasticityInstance(ph)
ns = plastic_disloUCLA_totalNslip(instance) ns = plastic_disloUCLA_totalNslip(instance)
nt = plastic_disloUCLA_totalNtwin(instance)
Lp = 0.0_pReal Lp = 0.0_pReal
dLp_dTstar3333 = 0.0_pReal dLp_dTstar3333 = 0.0_pReal
@ -1276,63 +971,6 @@ subroutine plastic_disloUCLA_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,Temperature
enddo slipSystems enddo slipSystems
enddo slipFamilies enddo slipFamilies
!--------------------------------------------------------------------------------------------------
! correct Lp and dLp_dTstar3333 for twinned fraction
!* Total twin volume fraction
sumf = sum(state(instance)%twinFraction(1_pInt:nt,of)) ! safe for nt == 0
Lp = Lp * (1.0_pReal - sumf)
dLp_dTstar3333 = dLp_dTstar3333 * (1.0_pReal - sumf)
!--------------------------------------------------------------------------------------------------
! Mechanical twinning part
gdot_twin = 0.0_pReal
dgdot_dtautwin = 0.0_pReal
j = 0_pInt
twinFamilies: do f = 1_pInt,lattice_maxNtwinFamily
index_myFamily = sum(lattice_NtwinSystem(1:f-1_pInt,ph)) ! at which index starts my family
twinSystems: do i = 1_pInt,plastic_disloUCLA_Ntwin(f,instance)
j = j+1_pInt
!* Resolved shear stress on twin system
tau_twin = dot_product(Tstar_v,lattice_Stwin_v(:,index_myFamily+i,ph))
!* Stress ratios
if (tau_twin > tol_math_check) then
StressRatio_r = (state(instance)%threshold_stress_twin(j,of)/tau_twin)**plastic_disloUCLA_rPerTwinFamily(f,instance)
!* Shear rates and their derivatives due to twin
select case(lattice_structure(ph))
case (LATTICE_fcc_ID)
s1=lattice_fcc_twinNucleationSlipPair(1,index_myFamily+i)
s2=lattice_fcc_twinNucleationSlipPair(2,index_myFamily+i)
if (tau_twin < plastic_disloUCLA_tau_r(j,instance)) then
Ndot0=(abs(gdot_slip_pos(s1))*(state(instance)%rhoEdge(s2,of)+state(instance)%rhoEdgeDip(s2,of))+& !no non-Schmid behavior for fcc, just take the not influenced positive gdot_slip_pos (= gdot_slip_neg)
abs(gdot_slip_pos(s2))*(state(instance)%rhoEdge(s1,of)+state(instance)%rhoEdgeDip(s1,of)))/&
(plastic_disloUCLA_L0(instance)*plastic_disloUCLA_burgersPerSlipSystem(j,instance))*&
(1.0_pReal-exp(-plastic_disloUCLA_VcrossSlip(instance)/(kB*Temperature)*&
(plastic_disloUCLA_tau_r(j,instance)-tau_twin)))
else
Ndot0=0.0_pReal
end if
case default
Ndot0=plastic_disloUCLA_Ndot0PerTwinSystem(j,instance)
end select
gdot_twin = &
(plastic_disloUCLA_MaxTwinFraction(instance)-sumf)*lattice_shearTwin(index_myFamily+i,ph)*&
state(instance)%twinVolume(j,of)*Ndot0*exp(-StressRatio_r)
dgdot_dtautwin = ((gdot_twin*plastic_disloUCLA_rPerTwinFamily(f,instance))/tau_twin)*StressRatio_r
endif
!* Plastic velocity gradient for mechanical twinning
Lp = Lp + gdot_twin*lattice_Stwin(1:3,1:3,index_myFamily+i,ph)
!* Calculation of the tangent of Lp
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_dtautwin*&
lattice_Stwin(k,l,index_myFamily+i,ph)*&
lattice_Stwin(m,n,index_myFamily+i,ph)
enddo twinSystems
enddo twinFamilies
dLp_dTstar99 = math_Plain3333to99(dLp_dTstar3333) dLp_dTstar99 = math_Plain3333to99(dLp_dTstar3333)
end subroutine plastic_disloUCLA_LpAndItsTangent end subroutine plastic_disloUCLA_LpAndItsTangent
@ -1353,17 +991,10 @@ subroutine plastic_disloUCLA_dotState(Tstar_v,Temperature,ipc,ip,el)
phaseAt, phasememberAt phaseAt, phasememberAt
use lattice, only: & use lattice, only: &
lattice_Sslip_v, & lattice_Sslip_v, &
lattice_Stwin_v, &
lattice_maxNslipFamily, & lattice_maxNslipFamily, &
lattice_maxNtwinFamily, &
lattice_NslipSystem, & lattice_NslipSystem, &
lattice_NtwinSystem, &
lattice_NnonSchmid, & lattice_NnonSchmid, &
lattice_sheartwin, & lattice_mu
lattice_mu, &
lattice_structure, &
lattice_fcc_twinNucleationSlipPair, &
LATTICE_fcc_ID
implicit none implicit none
real(pReal), dimension(6), intent(in):: & real(pReal), dimension(6), intent(in):: &
@ -1375,11 +1006,10 @@ subroutine plastic_disloUCLA_dotState(Tstar_v,Temperature,ipc,ip,el)
ip, & !< integration point ip, & !< integration point
el !< element el !< element
integer(pInt) :: instance,ns,nt,f,i,j,k,index_myFamily,s1,s2, & integer(pInt) :: instance,ns,f,i,j,k,index_myFamily, &
ph, & ph, &
of of
real(pReal) :: & real(pReal) :: &
sumf, &
stressRatio_p,& stressRatio_p,&
BoltzmannRatio,& BoltzmannRatio,&
DotGamma0,& DotGamma0,&
@ -1387,8 +1017,6 @@ subroutine plastic_disloUCLA_dotState(Tstar_v,Temperature,ipc,ip,el)
EdgeDipMinDistance,& EdgeDipMinDistance,&
AtomicVolume,& AtomicVolume,&
VacancyDiffusion,& VacancyDiffusion,&
StressRatio_r,&
Ndot0,&
tau_slip_pos,& tau_slip_pos,&
tau_slip_neg,& tau_slip_neg,&
DotRhoMultiplication,& DotRhoMultiplication,&
@ -1398,7 +1026,6 @@ subroutine plastic_disloUCLA_dotState(Tstar_v,Temperature,ipc,ip,el)
ClimbVelocity, & ClimbVelocity, &
DotRhoEdgeDipClimb, & DotRhoEdgeDipClimb, &
DotRhoDipFormation, & DotRhoDipFormation, &
tau_twin, &
vel_slip, & vel_slip, &
gdot_slip gdot_slip
real(pReal), dimension(plastic_disloUCLA_totalNslip(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: & real(pReal), dimension(plastic_disloUCLA_totalNslip(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: &
@ -1409,10 +1036,7 @@ subroutine plastic_disloUCLA_dotState(Tstar_v,Temperature,ipc,ip,el)
ph = phaseAt(ipc,ip,el) ph = phaseAt(ipc,ip,el)
instance = phase_plasticityInstance(ph) instance = phase_plasticityInstance(ph)
ns = plastic_disloUCLA_totalNslip(instance) ns = plastic_disloUCLA_totalNslip(instance)
nt = plastic_disloUCLA_totalNtwin(instance)
!* Total twin volume fraction
sumf = sum(state(instance)%twinFraction(1_pInt:nt,of)) ! safe for nt == 0
plasticState(ph)%dotState(:,of) = 0.0_pReal plasticState(ph)%dotState(:,of) = 0.0_pReal
!* Dislocation density evolution !* Dislocation density evolution
@ -1547,45 +1171,6 @@ subroutine plastic_disloUCLA_dotState(Tstar_v,Temperature,ipc,ip,el)
enddo slipSystems enddo slipSystems
enddo slipFamilies enddo slipFamilies
!* Twin volume fraction evolution
j = 0_pInt
twinFamilies: do f = 1_pInt,lattice_maxNtwinFamily
index_myFamily = sum(lattice_NtwinSystem(1:f-1_pInt,ph)) ! at which index starts my family
twinSystems: do i = 1_pInt,plastic_disloUCLA_Ntwin(f,instance)
j = j+1_pInt
!* Resolved shear stress on twin system
tau_twin = dot_product(Tstar_v,lattice_Stwin_v(:,index_myFamily+i,ph))
!* Stress ratios
if (tau_twin > tol_math_check) then
StressRatio_r = (state(instance)%threshold_stress_twin(j,of)/tau_twin)**plastic_disloUCLA_rPerTwinFamily(f,instance)
!* Shear rates and their derivatives due to twin
select case(lattice_structure(ph))
case (LATTICE_fcc_ID)
s1=lattice_fcc_twinNucleationSlipPair(1,index_myFamily+i)
s2=lattice_fcc_twinNucleationSlipPair(2,index_myFamily+i)
if (tau_twin < plastic_disloUCLA_tau_r(j,instance)) then
Ndot0=(abs(gdot_slip_pos(s1))*(state(instance)%rhoEdge(s2,of)+state(instance)%rhoEdgeDip(s2,of))+& !no non-Schmid behavior for fcc, just take the not influenced positive slip (gdot_slip_pos = gdot_slip_neg)
abs(gdot_slip_pos(s2))*(state(instance)%rhoEdge(s1,of)+state(instance)%rhoEdgeDip(s1,of)))/&
(plastic_disloUCLA_L0(instance)*plastic_disloUCLA_burgersPerSlipSystem(j,instance))*&
(1.0_pReal-exp(-plastic_disloUCLA_VcrossSlip(instance)/(kB*Temperature)*&
(plastic_disloUCLA_tau_r(j,instance)-tau_twin)))
else
Ndot0=0.0_pReal
end if
case default
Ndot0=plastic_disloUCLA_Ndot0PerTwinSystem(j,instance)
end select
dotState(instance)%twinFraction(j, of) = &
(plastic_disloUCLA_MaxTwinFraction(instance)-sumf)*&
state(instance)%twinVolume(j, of)*Ndot0*exp(-StressRatio_r)
!* Dotstate for accumulated shear due to twin
dotState(instance)%accshear_twin(j,of) = dotState(ph)%twinFraction(j,of) * &
lattice_sheartwin(index_myfamily+i,ph)
endif
enddo twinSystems
enddo twinFamilies
end subroutine plastic_disloUCLA_dotState end subroutine plastic_disloUCLA_dotState
@ -1605,17 +1190,10 @@ function plastic_disloUCLA_postResults(Tstar_v,Temperature,ipc,ip,el)
phaseAt, phasememberAt phaseAt, phasememberAt
use lattice, only: & use lattice, only: &
lattice_Sslip_v, & lattice_Sslip_v, &
lattice_Stwin_v, &
lattice_maxNslipFamily, & lattice_maxNslipFamily, &
lattice_maxNtwinFamily, &
lattice_NslipSystem, & lattice_NslipSystem, &
lattice_NtwinSystem, &
lattice_NnonSchmid, & lattice_NnonSchmid, &
lattice_shearTwin, & lattice_mu
lattice_mu, &
lattice_structure, &
lattice_fcc_twinNucleationSlipPair, &
LATTICE_fcc_ID
implicit none implicit none
real(pReal), dimension(6), intent(in) :: & real(pReal), dimension(6), intent(in) :: &
@ -1632,14 +1210,13 @@ function plastic_disloUCLA_postResults(Tstar_v,Temperature,ipc,ip,el)
integer(pInt) :: & integer(pInt) :: &
instance,& instance,&
ns,nt,& ns,&
f,o,i,c,j,k,index_myFamily,& f,o,i,c,j,k,index_myFamily,&
s1,s2, &
ph, & ph, &
of of
real(pReal) :: sumf,tau_twin,StressRatio_p,StressRatio_pminus1,& real(pReal) :: StressRatio_p,StressRatio_pminus1,&
BoltzmannRatio,DotGamma0,StressRatio_r,Ndot0,stressRatio BoltzmannRatio,DotGamma0,stressRatio,&
real(pReal) :: dvel_slip, vel_slip dvel_slip, vel_slip
real(pReal), dimension(plastic_disloUCLA_totalNslip(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: & real(pReal), dimension(plastic_disloUCLA_totalNslip(phase_plasticityInstance(material_phase(ipc,ip,el)))) :: &
gdot_slip_pos,dgdot_dtauslip_pos,tau_slip_pos,gdot_slip_neg,dgdot_dtauslip_neg,tau_slip_neg gdot_slip_pos,dgdot_dtauslip_pos,tau_slip_pos,gdot_slip_neg,dgdot_dtauslip_neg,tau_slip_neg
@ -1648,10 +1225,6 @@ function plastic_disloUCLA_postResults(Tstar_v,Temperature,ipc,ip,el)
ph = phaseAt(ipc,ip,el) ph = phaseAt(ipc,ip,el)
instance = phase_plasticityInstance(ph) instance = phase_plasticityInstance(ph)
ns = plastic_disloUCLA_totalNslip(instance) ns = plastic_disloUCLA_totalNslip(instance)
nt = plastic_disloUCLA_totalNtwin(instance)
!* Total twin volume fraction
sumf = sum(state(ph)%twinFraction(1_pInt:nt,of)) ! safe for nt == 0
!* Required output !* Required output
c = 0_pInt c = 0_pInt
@ -1666,7 +1239,7 @@ function plastic_disloUCLA_postResults(Tstar_v,Temperature,ipc,ip,el)
case (dipole_density_ID) case (dipole_density_ID)
plastic_disloUCLA_postResults(c+1_pInt:c+ns) = state(instance)%rhoEdgeDip(1_pInt:ns,of) plastic_disloUCLA_postResults(c+1_pInt:c+ns) = state(instance)%rhoEdgeDip(1_pInt:ns,of)
c = c + ns c = c + ns
case (shear_rate_slip_ID,shear_rate_twin_ID,stress_exponent_ID) case (shear_rate_slip_ID,stress_exponent_ID)
gdot_slip_pos = 0.0_pReal gdot_slip_pos = 0.0_pReal
gdot_slip_neg = 0.0_pReal gdot_slip_neg = 0.0_pReal
dgdot_dtauslip_pos = 0.0_pReal dgdot_dtauslip_pos = 0.0_pReal
@ -1833,48 +1406,6 @@ function plastic_disloUCLA_postResults(Tstar_v,Temperature,ipc,ip,el)
if (plastic_disloUCLA_outputID(o,instance) == shear_rate_slip_ID) then if (plastic_disloUCLA_outputID(o,instance) == shear_rate_slip_ID) then
plastic_disloUCLA_postResults(c+1:c+ns) = (gdot_slip_pos + gdot_slip_neg)*0.5_pReal plastic_disloUCLA_postResults(c+1:c+ns) = (gdot_slip_pos + gdot_slip_neg)*0.5_pReal
c = c + ns c = c + ns
elseif (plastic_disloUCLA_outputID(o,instance) == shear_rate_twin_ID) then
if (nt > 0_pInt) then
j = 0_pInt
twinFamilies1: do f = 1_pInt,lattice_maxNtwinFamily
index_myFamily = sum(lattice_NtwinSystem(1:f-1_pInt,ph)) ! at which index starts my family
twinSystems1: do i = 1,plastic_disloUCLA_Ntwin(f,instance)
j = j + 1_pInt
!* Resolved shear stress on twin system
tau_twin = dot_product(Tstar_v,lattice_Stwin_v(:,index_myFamily+i,ph))
!* Stress ratios
StressRatio_r = (state(instance)%threshold_stress_twin(j, of)/ &
tau_twin)**plastic_disloUCLA_rPerTwinFamily(f,instance)
!* Shear rates due to twin
if ( tau_twin > 0.0_pReal ) then
select case(lattice_structure(ph))
case (LATTICE_fcc_ID)
s1=lattice_fcc_twinNucleationSlipPair(1,index_myFamily+i)
s2=lattice_fcc_twinNucleationSlipPair(2,index_myFamily+i)
if (tau_twin < plastic_disloUCLA_tau_r(j,instance)) then
Ndot0=(abs(gdot_slip_pos(s1))*(state(instance)%rhoEdge(s2,of)+state(instance)%rhoEdgeDip(s2,of))+& !no non-Schmid behavior for fcc, just take the not influenced positive slip (gdot_slip_pos = gdot_slip_neg)
abs(gdot_slip_pos(s2))*(state(instance)%rhoEdge(s1,of)+state(instance)%rhoEdgeDip(s1,of)))/&
(plastic_disloUCLA_L0(instance)*&
plastic_disloUCLA_burgersPerSlipSystem(j,instance))*&
(1.0_pReal-exp(-plastic_disloUCLA_VcrossSlip(instance)/(kB*Temperature)*&
(plastic_disloUCLA_tau_r(j,instance)-tau_twin)))
else
Ndot0=0.0_pReal
end if
case default
Ndot0=plastic_disloUCLA_Ndot0PerTwinSystem(j,instance)
end select
plastic_disloUCLA_postResults(c+j) = &
(plastic_disloUCLA_MaxTwinFraction(instance)-sumf)*lattice_shearTwin(index_myFamily+i,ph)*&
state(instance)%twinVolume(j,of)*Ndot0*exp(-StressRatio_r)
endif
enddo twinSystems1
enddo twinFamilies1
endif
c = c + nt
elseif(plastic_disloUCLA_outputID(o,instance) == stress_exponent_ID) then elseif(plastic_disloUCLA_outputID(o,instance) == stress_exponent_ID) then
do j = 1_pInt, ns do j = 1_pInt, ns
if (abs(gdot_slip_pos(j)+gdot_slip_neg(j))<=tiny(0.0_pReal)) then if (abs(gdot_slip_pos(j)+gdot_slip_neg(j))<=tiny(0.0_pReal)) then
@ -1923,32 +1454,6 @@ function plastic_disloUCLA_postResults(Tstar_v,Temperature,ipc,ip,el)
state(instance)%mfp_slip(j,of)) state(instance)%mfp_slip(j,of))
enddo slipSystems2; enddo slipFamilies2 enddo slipSystems2; enddo slipFamilies2
c = c + ns c = c + ns
case (twin_fraction_ID)
plastic_disloUCLA_postResults(c+1_pInt:c+nt) = state(instance)%twinFraction(1_pInt:nt, of)
c = c + nt
case (accumulated_shear_twin_ID)
plastic_disloUCLA_postResults(c+1_pInt:c+nt) = state(instance)%accshear_twin(1_pInt:nt, of)
c = c + nt
case (mfp_twin_ID)
plastic_disloUCLA_postResults(c+1_pInt:c+nt) = state(instance)%mfp_twin(1_pInt:nt, of)
c = c + nt
case (resolved_stress_twin_ID)
if (nt > 0_pInt) then
j = 0_pInt
twinFamilies2: do f = 1_pInt,lattice_maxNtwinFamily
index_myFamily = sum(lattice_NtwinSystem(1:f-1_pInt,ph)) ! at which index starts my family
twinSystems2: do i = 1_pInt,plastic_disloUCLA_Ntwin(f,instance)
j = j + 1_pInt
plastic_disloUCLA_postResults(c+j) = dot_product(Tstar_v,lattice_Stwin_v(:,index_myFamily+i,ph))
enddo twinSystems2; enddo twinFamilies2
endif
c = c + nt
case (threshold_stress_twin_ID)
plastic_disloUCLA_postResults(c+1_pInt:c+nt) = state(instance)%threshold_stress_twin(1_pInt:nt, of)
c = c + nt
end select end select
enddo enddo
end function plastic_disloUCLA_postResults end function plastic_disloUCLA_postResults