3048 lines
153 KiB
Fortran
3048 lines
153 KiB
Fortran
!--------------------------------------------------------------------------------------------------
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!> @author Martin Diehl, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Franz Roters, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Philip Eisenlohr, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Christoph Kords, Max-Planck-Institut für Eisenforschung GmbH
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!> @author Chen Zhang, Michigan State University
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!> @brief crystallite state integration functions and reporting of results
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!--------------------------------------------------------------------------------------------------
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module crystallite
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use FEsolving, only: &
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FEsolving_execElem, &
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FEsolving_execIP
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use mesh, only: &
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mesh_element
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use material, only: &
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homogenization_Ngrains
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use prec, only: &
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pReal, &
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pInt
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implicit none
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private
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character(len=64), dimension(:,:), allocatable, private :: &
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crystallite_output !< name of each post result output
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integer(pInt), public, protected :: &
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crystallite_maxSizePostResults !< description not available
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integer(pInt), dimension(:), allocatable, public, protected :: &
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crystallite_sizePostResults !< description not available
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integer(pInt), dimension(:,:), allocatable, private :: &
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crystallite_sizePostResult !< description not available
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real(pReal), dimension(:,:,:), allocatable, public :: &
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crystallite_dt !< requested time increment of each grain
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real(pReal), dimension(:,:,:), allocatable, private :: &
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crystallite_subdt, & !< substepped time increment of each grain
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crystallite_subFrac, & !< already calculated fraction of increment
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crystallite_subStep !< size of next integration step
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real(pReal), dimension(:,:,:,:), allocatable, public :: &
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crystallite_Tstar_v, & !< current 2nd Piola-Kirchhoff stress vector (end of converged time step) ToDo: Should be called S, 3x3
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crystallite_Tstar0_v, & !< 2nd Piola-Kirchhoff stress vector at start of FE inc ToDo: Should be called S, 3x3
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crystallite_partionedTstar0_v !< 2nd Piola-Kirchhoff stress vector at start of homog inc ToDo: Should be called S, 3x3
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real(pReal), dimension(:,:,:,:), allocatable, private :: &
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crystallite_orientation, & !< orientation as quaternion
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crystallite_orientation0, & !< initial orientation as quaternion
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crystallite_rotation !< grain rotation away from initial orientation as axis-angle (in degrees) in crystal reference frame
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real(pReal), dimension(:,:,:,:,:), allocatable, public, protected :: &
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crystallite_Fe, & !< current "elastic" def grad (end of converged time step)
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crystallite_P !< 1st Piola-Kirchhoff stress per grain
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real(pReal), dimension(:,:,:,:,:), allocatable, public :: &
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crystallite_Fp, & !< current plastic def grad (end of converged time step)
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crystallite_Fp0, & !< plastic def grad at start of FE inc
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crystallite_partionedFp0,& !< plastic def grad at start of homog inc
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crystallite_Fi, & !< current intermediate def grad (end of converged time step)
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crystallite_Fi0, & !< intermediate def grad at start of FE inc
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crystallite_partionedFi0,& !< intermediate def grad at start of homog inc
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crystallite_F0, & !< def grad at start of FE inc
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crystallite_partionedF, & !< def grad to be reached at end of homog inc
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crystallite_partionedF0, & !< def grad at start of homog inc
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crystallite_Lp, & !< current plastic velocitiy grad (end of converged time step)
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crystallite_Lp0, & !< plastic velocitiy grad at start of FE inc
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crystallite_partionedLp0, & !< plastic velocity grad at start of homog inc
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crystallite_Li, & !< current intermediate velocitiy grad (end of converged time step)
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crystallite_Li0, & !< intermediate velocitiy grad at start of FE inc
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crystallite_partionedLi0 !< intermediate velocity grad at start of homog inc
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real(pReal), dimension(:,:,:,:,:), allocatable, private :: &
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crystallite_subS0, & !< 2nd Piola-Kirchhoff stress vector at start of crystallite inc
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crystallite_invFp, & !< inverse of current plastic def grad (end of converged time step)
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crystallite_subFp0,& !< plastic def grad at start of crystallite inc
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crystallite_invFi, & !< inverse of current intermediate def grad (end of converged time step)
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crystallite_subFi0,& !< intermediate def grad at start of crystallite inc
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crystallite_subF, & !< def grad to be reached at end of crystallite inc
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crystallite_subF0, & !< def grad at start of crystallite inc
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crystallite_subLp0,& !< plastic velocity grad at start of crystallite inc
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crystallite_subLi0 !< intermediate velocity grad at start of crystallite inc
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real(pReal), dimension(:,:,:,:,:,:,:), allocatable, public :: &
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crystallite_dPdF !< current individual dPdF per grain (end of converged time step)
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logical, dimension(:,:,:), allocatable, public :: &
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crystallite_requested !< flag to request crystallite calculation
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logical, dimension(:,:,:), allocatable, public, protected :: &
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crystallite_converged !< convergence flag
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logical, dimension(:,:,:), allocatable, private :: &
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crystallite_localPlasticity, & !< indicates this grain to have purely local constitutive law
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crystallite_todo !< flag to indicate need for further computation
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enum, bind(c)
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enumerator :: undefined_ID, &
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phase_ID, &
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texture_ID, &
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volume_ID, &
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orientation_ID, &
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grainrotation_ID, &
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eulerangles_ID, &
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defgrad_ID, &
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fe_ID, &
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fp_ID, &
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fi_ID, &
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lp_ID, &
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li_ID, &
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p_ID, &
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s_ID, &
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elasmatrix_ID, &
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neighboringip_ID, &
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neighboringelement_ID
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end enum
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integer(kind(undefined_ID)),dimension(:,:), allocatable, private :: &
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crystallite_outputID !< ID of each post result output
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procedure(), pointer :: integrateState
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public :: &
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crystallite_init, &
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crystallite_stress, &
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crystallite_stressTangent, &
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crystallite_orientations, &
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crystallite_push33ToRef, &
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crystallite_postResults
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private :: &
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integrateStress, &
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integrateState, &
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integrateStateFPI, &
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integrateStateEuler, &
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integrateStateAdaptiveEuler, &
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integrateStateRK4, &
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integrateStateRKCK45, &
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stateJump
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contains
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!--------------------------------------------------------------------------------------------------
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!> @brief allocates and initialize per grain variables
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!--------------------------------------------------------------------------------------------------
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subroutine crystallite_init
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#if defined(__GFORTRAN__) || __INTEL_COMPILER >= 1800
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use, intrinsic :: iso_fortran_env, only: &
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compiler_version, &
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compiler_options
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#endif
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#ifdef DEBUG
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use debug, only: &
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debug_info, &
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debug_reset, &
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debug_level, &
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debug_crystallite, &
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debug_levelBasic
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#endif
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use numerics, only: &
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numerics_integrator, &
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worldrank, &
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usePingPong
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use math, only: &
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math_I3, &
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math_EulerToR, &
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math_inv33, &
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math_mul33x33
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use mesh, only: &
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mesh_element, &
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mesh_NcpElems, &
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mesh_maxNips, &
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mesh_maxNipNeighbors
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use IO, only: &
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IO_timeStamp, &
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IO_stringValue, &
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IO_write_jobFile, &
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IO_error
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use material
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use config, only: &
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config_deallocate, &
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config_crystallite, &
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crystallite_name
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use constitutive, only: &
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constitutive_initialFi, &
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constitutive_microstructure ! derived (shortcut) quantities of given state
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implicit none
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integer(pInt), parameter :: FILEUNIT=434_pInt
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logical, dimension(:,:), allocatable :: devNull
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integer(pInt) :: &
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c, & !< counter in integration point component loop
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i, & !< counter in integration point loop
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e, & !< counter in element loop
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o = 0_pInt, & !< counter in output loop
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r, &
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cMax, & !< maximum number of integration point components
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iMax, & !< maximum number of integration points
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eMax, & !< maximum number of elements
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myNcomponents, & !< number of components at current IP
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mySize
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character(len=65536), dimension(:), allocatable :: str
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write(6,'(/,a)') ' <<<+- crystallite init -+>>>'
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write(6,'(a15,a)') ' Current time: ',IO_timeStamp()
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#include "compilation_info.f90"
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cMax = homogenization_maxNgrains
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iMax = mesh_maxNips
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eMax = mesh_NcpElems
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! ---------------------------------------------------------------------------
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! ToDo (when working on homogenization): should be 3x3 tensor called S
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allocate(crystallite_Tstar0_v(6,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_partionedTstar0_v(6,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Tstar_v(6,cMax,iMax,eMax), source=0.0_pReal)
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! ---------------------------------------------------------------------------
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allocate(crystallite_subS0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_P(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_F0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_partionedF0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_partionedF(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subF0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subF(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Fp0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_partionedFp0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subFp0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Fp(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_invFp(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Fi0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_partionedFi0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subFi0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Fi(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_invFi(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Fe(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Lp0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_partionedLp0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subLp0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Lp(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Li0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_partionedLi0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subLi0(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_Li(3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_dPdF(3,3,3,3,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_dt(cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subdt(cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subFrac(cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_subStep(cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_orientation(4,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_orientation0(4,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_rotation(4,cMax,iMax,eMax), source=0.0_pReal)
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allocate(crystallite_localPlasticity(cMax,iMax,eMax), source=.true.)
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allocate(crystallite_requested(cMax,iMax,eMax), source=.false.)
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allocate(crystallite_todo(cMax,iMax,eMax), source=.false.)
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allocate(crystallite_converged(cMax,iMax,eMax), source=.true.)
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allocate(crystallite_output(maxval(crystallite_Noutput), &
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size(config_crystallite))) ; crystallite_output = ''
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allocate(crystallite_outputID(maxval(crystallite_Noutput), &
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size(config_crystallite)), source=undefined_ID)
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allocate(crystallite_sizePostResults(size(config_crystallite)),source=0_pInt)
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allocate(crystallite_sizePostResult(maxval(crystallite_Noutput), &
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size(config_crystallite)), source=0_pInt)
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select case(numerics_integrator(1))
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case(1_pInt)
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integrateState => integrateStateFPI
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case(2_pInt)
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integrateState => integrateStateEuler
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case(3_pInt)
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integrateState => integrateStateAdaptiveEuler
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case(4_pInt)
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integrateState => integrateStateRK4
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case(5_pInt)
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integrateState => integrateStateRKCK45
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end select
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do c = 1_pInt, size(config_crystallite)
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#if defined(__GFORTRAN__)
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str = ['GfortranBug86277']
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str = config_crystallite(c)%getStrings('(output)',defaultVal=str)
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if (str(1) == 'GfortranBug86277') str = [character(len=65536)::]
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#else
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str = config_crystallite(c)%getStrings('(output)',defaultVal=[character(len=65536)::])
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#endif
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do o = 1_pInt, size(str)
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crystallite_output(o,c) = str(o)
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outputName: select case(str(o))
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case ('phase') outputName
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crystallite_outputID(o,c) = phase_ID
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case ('texture') outputName
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crystallite_outputID(o,c) = texture_ID
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case ('volume') outputName
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crystallite_outputID(o,c) = volume_ID
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case ('orientation') outputName
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crystallite_outputID(o,c) = orientation_ID
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case ('grainrotation') outputName
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crystallite_outputID(o,c) = grainrotation_ID
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case ('eulerangles') outputName
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crystallite_outputID(o,c) = eulerangles_ID
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case ('defgrad','f') outputName
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crystallite_outputID(o,c) = defgrad_ID
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case ('fe') outputName
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crystallite_outputID(o,c) = fe_ID
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case ('fp') outputName
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crystallite_outputID(o,c) = fp_ID
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case ('fi') outputName
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crystallite_outputID(o,c) = fi_ID
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case ('lp') outputName
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crystallite_outputID(o,c) = lp_ID
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case ('li') outputName
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crystallite_outputID(o,c) = li_ID
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case ('p','firstpiola','1stpiola') outputName
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crystallite_outputID(o,c) = p_ID
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case ('s','tstar','secondpiola','2ndpiola') outputName
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crystallite_outputID(o,c) = s_ID
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case ('elasmatrix') outputName
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crystallite_outputID(o,c) = elasmatrix_ID
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case ('neighboringip') outputName
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crystallite_outputID(o,c) = neighboringip_ID
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case ('neighboringelement') outputName
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crystallite_outputID(o,c) = neighboringelement_ID
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case default outputName
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call IO_error(105_pInt,ext_msg=trim(str(o))//' (Crystallite)')
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end select outputName
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enddo
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enddo
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do r = 1_pInt,size(config_crystallite)
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do o = 1_pInt,crystallite_Noutput(r)
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select case(crystallite_outputID(o,r))
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case(phase_ID,texture_ID,volume_ID)
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mySize = 1_pInt
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case(orientation_ID,grainrotation_ID)
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mySize = 4_pInt
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case(eulerangles_ID)
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mySize = 3_pInt
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case(defgrad_ID,fe_ID,fp_ID,fi_ID,lp_ID,li_ID,p_ID,s_ID)
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mySize = 9_pInt
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case(elasmatrix_ID)
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mySize = 36_pInt
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case(neighboringip_ID,neighboringelement_ID)
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mySize = mesh_maxNipNeighbors
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case default
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mySize = 0_pInt
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end select
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crystallite_sizePostResult(o,r) = mySize
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crystallite_sizePostResults(r) = crystallite_sizePostResults(r) + mySize
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enddo
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enddo
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crystallite_maxSizePostResults = &
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maxval(crystallite_sizePostResults(microstructure_crystallite),microstructure_active)
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!--------------------------------------------------------------------------------------------------
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! write description file for crystallite output
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if (worldrank == 0_pInt) then
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call IO_write_jobFile(FILEUNIT,'outputCrystallite')
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do r = 1_pInt,size(config_crystallite)
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if (any(microstructure_crystallite(mesh_element(4,:)) == r)) then
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write(FILEUNIT,'(/,a,/)') '['//trim(crystallite_name(r))//']'
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do o = 1_pInt,crystallite_Noutput(r)
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write(FILEUNIT,'(a,i4)') trim(crystallite_output(o,r))//char(9),crystallite_sizePostResult(o,r)
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enddo
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endif
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enddo
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close(FILEUNIT)
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endif
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call config_deallocate('material.config/crystallite')
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!--------------------------------------------------------------------------------------------------
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! initialize
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!$OMP PARALLEL DO PRIVATE(myNcomponents,i,c)
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do e = FEsolving_execElem(1),FEsolving_execElem(2)
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myNcomponents = homogenization_Ngrains(mesh_element(3,e))
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forall (i = FEsolving_execIP(1,e):FEsolving_execIP(2,e), c = 1_pInt:myNcomponents)
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crystallite_Fp0(1:3,1:3,c,i,e) = math_EulerToR(material_EulerAngles(1:3,c,i,e)) ! plastic def gradient reflects init orientation
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crystallite_Fi0(1:3,1:3,c,i,e) = constitutive_initialFi(c,i,e)
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crystallite_F0(1:3,1:3,c,i,e) = math_I3
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crystallite_localPlasticity(c,i,e) = phase_localPlasticity(material_phase(c,i,e))
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crystallite_Fe(1:3,1:3,c,i,e) = math_inv33(math_mul33x33(crystallite_Fi0(1:3,1:3,c,i,e), &
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crystallite_Fp0(1:3,1:3,c,i,e))) ! assuming that euler angles are given in internal strain free configuration
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crystallite_Fp(1:3,1:3,c,i,e) = crystallite_Fp0(1:3,1:3,c,i,e)
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crystallite_Fi(1:3,1:3,c,i,e) = crystallite_Fi0(1:3,1:3,c,i,e)
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crystallite_requested(c,i,e) = .true.
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endforall
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enddo
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!$OMP END PARALLEL DO
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if(any(.not. crystallite_localPlasticity) .and. .not. usePingPong) call IO_error(601_pInt) ! exit if nonlocal but no ping-pong ToDo: Why not check earlier? or in nonlocal?
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crystallite_partionedFp0 = crystallite_Fp0
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crystallite_partionedFi0 = crystallite_Fi0
|
|
crystallite_partionedF0 = crystallite_F0
|
|
crystallite_partionedF = crystallite_F0
|
|
|
|
call crystallite_orientations()
|
|
crystallite_orientation0 = crystallite_orientation ! store initial orientations for calculation of grain rotations
|
|
|
|
!$OMP PARALLEL DO
|
|
do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do c = 1_pInt,homogenization_Ngrains(mesh_element(3,e))
|
|
call constitutive_microstructure(crystallite_orientation, &
|
|
crystallite_Fe(1:3,1:3,c,i,e), &
|
|
crystallite_Fp(1:3,1:3,c,i,e), &
|
|
c,i,e) ! update dependent state variables to be consistent with basic states
|
|
enddo
|
|
enddo
|
|
enddo
|
|
!$OMP END PARALLEL DO
|
|
|
|
devNull = crystallite_stress()
|
|
call crystallite_stressTangent
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) then
|
|
write(6,'(a42,1x,i10)') ' # of elements: ', eMax
|
|
write(6,'(a42,1x,i10)') 'max # of integration points/element: ', iMax
|
|
write(6,'(a42,1x,i10)') 'max # of constituents/integration point: ', cMax
|
|
write(6,'(a42,1x,i10)') 'max # of neigbours/integration point: ', mesh_maxNipNeighbors
|
|
write(6,'(a42,1x,i10)') ' # of nonlocal constituents: ',count(.not. crystallite_localPlasticity)
|
|
flush(6)
|
|
endif
|
|
|
|
call debug_info
|
|
call debug_reset
|
|
#endif
|
|
|
|
end subroutine crystallite_init
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief calculate stress (P)
|
|
!--------------------------------------------------------------------------------------------------
|
|
function crystallite_stress()
|
|
use prec, only: &
|
|
tol_math_check, &
|
|
dNeq0
|
|
use numerics, only: &
|
|
subStepMinCryst, &
|
|
subStepSizeCryst, &
|
|
stepIncreaseCryst
|
|
#ifdef DEBUG
|
|
use debug, only: &
|
|
debug_level, &
|
|
debug_crystallite, &
|
|
debug_levelBasic, &
|
|
debug_levelExtensive, &
|
|
debug_levelSelective, &
|
|
debug_e, &
|
|
debug_i, &
|
|
debug_g
|
|
#endif
|
|
use IO, only: &
|
|
IO_warning, &
|
|
IO_error
|
|
use math, only: &
|
|
math_inv33, &
|
|
math_mul33x33, &
|
|
math_6toSym33, &
|
|
math_sym33to6
|
|
use mesh, only: &
|
|
mesh_NcpElems, &
|
|
mesh_element, &
|
|
mesh_maxNips, &
|
|
FE_geomtype
|
|
use material, only: &
|
|
homogenization_Ngrains, &
|
|
plasticState, &
|
|
sourceState, &
|
|
phase_Nsources, &
|
|
phaseAt, phasememberAt
|
|
use constitutive, only: &
|
|
constitutive_SandItsTangents, &
|
|
constitutive_LpAndItsTangents, &
|
|
constitutive_LiAndItsTangents
|
|
|
|
implicit none
|
|
logical, dimension(mesh_maxNips,mesh_NcpElems) :: crystallite_stress
|
|
real(pReal) :: &
|
|
formerSubStep
|
|
integer(pInt) :: &
|
|
NiterationCrystallite, & ! number of iterations in crystallite loop
|
|
c, & !< counter in integration point component loop
|
|
i, & !< counter in integration point loop
|
|
e, & !< counter in element loop
|
|
startIP, endIP, &
|
|
s
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite),debug_levelSelective) /= 0_pInt &
|
|
.and. FEsolving_execElem(1) <= debug_e &
|
|
.and. debug_e <= FEsolving_execElem(2)) then
|
|
write(6,'(/,a,i8,1x,i2,1x,i3)') '<< CRYST >> boundary values at el ip ipc ', &
|
|
debug_e,debug_i, debug_g
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> F ', &
|
|
transpose(crystallite_partionedF(1:3,1:3,debug_g,debug_i,debug_e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> F0 ', &
|
|
transpose(crystallite_partionedF0(1:3,1:3,debug_g,debug_i,debug_e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> Fp0', &
|
|
transpose(crystallite_partionedFp0(1:3,1:3,debug_g,debug_i,debug_e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> Fi0', &
|
|
transpose(crystallite_partionedFi0(1:3,1:3,debug_g,debug_i,debug_e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> Lp0', &
|
|
transpose(crystallite_partionedLp0(1:3,1:3,debug_g,debug_i,debug_e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> Li0', &
|
|
transpose(crystallite_partionedLi0(1:3,1:3,debug_g,debug_i,debug_e))
|
|
endif
|
|
#endif
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! initialize to starting condition
|
|
crystallite_subStep = 0.0_pReal
|
|
!$OMP PARALLEL DO
|
|
elementLooping1: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e); do c = 1_pInt,homogenization_Ngrains(mesh_element(3,e))
|
|
homogenizationRequestsCalculation: if (crystallite_requested(c,i,e)) then
|
|
plasticState (phaseAt(c,i,e))%subState0( :,phasememberAt(c,i,e)) = &
|
|
plasticState (phaseAt(c,i,e))%partionedState0(:,phasememberAt(c,i,e))
|
|
|
|
do s = 1_pInt, phase_Nsources(phaseAt(c,i,e))
|
|
sourceState(phaseAt(c,i,e))%p(s)%subState0( :,phasememberAt(c,i,e)) = &
|
|
sourceState(phaseAt(c,i,e))%p(s)%partionedState0(:,phasememberAt(c,i,e))
|
|
enddo
|
|
crystallite_subFp0(1:3,1:3,c,i,e) = crystallite_partionedFp0(1:3,1:3,c,i,e)
|
|
crystallite_subLp0(1:3,1:3,c,i,e) = crystallite_partionedLp0(1:3,1:3,c,i,e)
|
|
crystallite_subFi0(1:3,1:3,c,i,e) = crystallite_partionedFi0(1:3,1:3,c,i,e)
|
|
crystallite_subLi0(1:3,1:3,c,i,e) = crystallite_partionedLi0(1:3,1:3,c,i,e)
|
|
crystallite_subF0(1:3,1:3,c,i,e) = crystallite_partionedF0(1:3,1:3,c,i,e)
|
|
crystallite_subS0(1:3,1:3,c,i,e) = math_6toSym33(crystallite_partionedTstar0_v(1:6,c,i,e))
|
|
crystallite_subFrac(c,i,e) = 0.0_pReal
|
|
crystallite_subStep(c,i,e) = 1.0_pReal/subStepSizeCryst
|
|
crystallite_todo(c,i,e) = .true.
|
|
crystallite_converged(c,i,e) = .false. ! pretend failed step of 1/subStepSizeCryst
|
|
endif homogenizationRequestsCalculation
|
|
enddo; enddo
|
|
enddo elementLooping1
|
|
!$OMP END PARALLEL DO
|
|
|
|
singleRun: if (FEsolving_execELem(1) == FEsolving_execElem(2) .and. &
|
|
FEsolving_execIP(1,FEsolving_execELem(1))==FEsolving_execIP(2,FEsolving_execELem(1))) then
|
|
startIP = FEsolving_execIP(1,FEsolving_execELem(1))
|
|
endIP = startIP
|
|
else singleRun
|
|
startIP = 1_pInt
|
|
endIP = mesh_maxNips
|
|
endif singleRun
|
|
|
|
NiterationCrystallite = 0_pInt
|
|
cutbackLooping: do while (any(crystallite_todo(:,startIP:endIP,FEsolving_execELem(1):FEsolving_execElem(2))))
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite),debug_levelExtensive) /= 0_pInt) &
|
|
write(6,'(a,i6)') '<< CRYST >> crystallite iteration ',NiterationCrystallite
|
|
#endif
|
|
!$OMP PARALLEL DO PRIVATE(formerSubStep)
|
|
elementLooping3: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do c = 1,homogenization_Ngrains(mesh_element(3,e))
|
|
!--------------------------------------------------------------------------------------------------
|
|
! wind forward
|
|
if (crystallite_converged(c,i,e)) then
|
|
formerSubStep = crystallite_subStep(c,i,e)
|
|
crystallite_subFrac(c,i,e) = crystallite_subFrac(c,i,e) + crystallite_subStep(c,i,e)
|
|
crystallite_subStep(c,i,e) = min(1.0_pReal - crystallite_subFrac(c,i,e), &
|
|
stepIncreaseCryst * crystallite_subStep(c,i,e))
|
|
|
|
crystallite_todo(c,i,e) = crystallite_subStep(c,i,e) > 0.0_pReal ! still time left to integrate on?
|
|
if (crystallite_todo(c,i,e)) then
|
|
crystallite_subF0 (1:3,1:3,c,i,e) = crystallite_subF(1:3,1:3,c,i,e)
|
|
crystallite_subLp0(1:3,1:3,c,i,e) = crystallite_Lp (1:3,1:3,c,i,e)
|
|
crystallite_subLi0(1:3,1:3,c,i,e) = crystallite_Li (1:3,1:3,c,i,e)
|
|
crystallite_subFp0(1:3,1:3,c,i,e) = crystallite_Fp (1:3,1:3,c,i,e)
|
|
crystallite_subFi0(1:3,1:3,c,i,e) = crystallite_Fi (1:3,1:3,c,i,e)
|
|
crystallite_subS0 (1:3,1:3,c,i,e) = math_6toSym33(crystallite_Tstar_v(1:6,c,i,e))
|
|
!if abbrevation, make c and p private in omp
|
|
plasticState( phaseAt(c,i,e))%subState0(:,phasememberAt(c,i,e)) &
|
|
= plasticState(phaseAt(c,i,e))%state( :,phasememberAt(c,i,e))
|
|
do s = 1_pInt, phase_Nsources(phaseAt(c,i,e))
|
|
sourceState( phaseAt(c,i,e))%p(s)%subState0(:,phasememberAt(c,i,e)) &
|
|
= sourceState(phaseAt(c,i,e))%p(s)%state( :,phasememberAt(c,i,e))
|
|
enddo
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite),debug_levelBasic) /= 0_pInt &
|
|
.and. ((e == debug_e .and. i == debug_i .and. c == debug_g) &
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) &
|
|
write(6,'(a,f12.8,a,f12.8,a,i8,1x,i2,1x,i3,/)') '<< CRYST >> winding forward from ', &
|
|
crystallite_subFrac(c,i,e)-formerSubStep,' to current crystallite_subfrac ', &
|
|
crystallite_subFrac(c,i,e),' in crystallite_stress at el ip ipc ',e,i,c
|
|
#endif
|
|
endif
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! cut back (reduced time and restore)
|
|
else
|
|
crystallite_subStep(c,i,e) = subStepSizeCryst * crystallite_subStep(c,i,e)
|
|
crystallite_Fp (1:3,1:3,c,i,e) = crystallite_subFp0(1:3,1:3,c,i,e)
|
|
crystallite_invFp(1:3,1:3,c,i,e) = math_inv33(crystallite_Fp (1:3,1:3,c,i,e))
|
|
crystallite_Fi (1:3,1:3,c,i,e) = crystallite_subFi0(1:3,1:3,c,i,e)
|
|
crystallite_invFi(1:3,1:3,c,i,e) = math_inv33(crystallite_Fi (1:3,1:3,c,i,e))
|
|
crystallite_Lp (1:3,1:3,c,i,e) = crystallite_subLp0(1:3,1:3,c,i,e)
|
|
crystallite_Li (1:3,1:3,c,i,e) = crystallite_subLi0(1:3,1:3,c,i,e)
|
|
crystallite_Tstar_v(1:6,c,i,e) = math_sym33to6(crystallite_subS0(1:3,1:3,c,i,e))
|
|
plasticState (phaseAt(c,i,e))%state( :,phasememberAt(c,i,e)) &
|
|
= plasticState(phaseAt(c,i,e))%subState0(:,phasememberAt(c,i,e))
|
|
do s = 1_pInt, phase_Nsources(phaseAt(c,i,e))
|
|
sourceState( phaseAt(c,i,e))%p(s)%state( :,phasememberAt(c,i,e)) &
|
|
= sourceState(phaseAt(c,i,e))%p(s)%subState0(:,phasememberAt(c,i,e))
|
|
enddo
|
|
|
|
! cant restore dotState here, since not yet calculated in first cutback after initialization
|
|
crystallite_todo(c,i,e) = crystallite_subStep(c,i,e) > subStepMinCryst ! still on track or already done (beyond repair)
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
|
|
.and. ((e == debug_e .and. i == debug_i .and. c == debug_g) &
|
|
.or. .not. iand(debug_level(debug_crystallite),debug_levelSelective) /= 0_pInt)) then
|
|
if (crystallite_todo(c,i,e)) then
|
|
write(6,'(a,f12.8,a,i8,1x,i2,1x,i3,/)') '<< CRYST >> cutback step in crystallite_stress &
|
|
&with new crystallite_subStep: ',&
|
|
crystallite_subStep(c,i,e),' at el ip ipc ',e,i,c
|
|
else
|
|
write(6,'(a,i8,1x,i2,1x,i3,/)') '<< CRYST >> reached minimum step size &
|
|
&in crystallite_stress at el ip ipc ',e,i,c
|
|
endif
|
|
endif
|
|
#endif
|
|
endif
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! prepare for integration
|
|
if (crystallite_todo(c,i,e)) then
|
|
crystallite_subF(1:3,1:3,c,i,e) = crystallite_subF0(1:3,1:3,c,i,e) &
|
|
+ crystallite_subStep(c,i,e) * (crystallite_partionedF (1:3,1:3,c,i,e) &
|
|
- crystallite_partionedF0(1:3,1:3,c,i,e))
|
|
crystallite_Fe(1:3,1:3,c,i,e) = math_mul33x33(math_mul33x33(crystallite_subF (1:3,1:3,c,i,e), &
|
|
crystallite_invFp(1:3,1:3,c,i,e)), &
|
|
crystallite_invFi(1:3,1:3,c,i,e))
|
|
crystallite_subdt(c,i,e) = crystallite_subStep(c,i,e) * crystallite_dt(c,i,e)
|
|
crystallite_converged(c,i,e) = .false.
|
|
endif
|
|
|
|
enddo
|
|
enddo
|
|
enddo elementLooping3
|
|
!$OMP END PARALLEL DO
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite),debug_levelExtensive) /= 0_pInt) then
|
|
write(6,'(/,a,f8.5,a,f8.5,/)') '<< CRYST >> ',minval(crystallite_subStep),' ≤ subStep ≤ ',maxval(crystallite_subStep)
|
|
write(6,'(/,a,f8.5,a,f8.5,/)') '<< CRYST >> ',minval(crystallite_subFrac),' ≤ subFrac ≤ ',maxval(crystallite_subFrac)
|
|
flush(6)
|
|
if (iand(debug_level(debug_crystallite),debug_levelSelective) /= 0_pInt) then
|
|
write(6,'(/,a,f8.5,1x,a,1x,f8.5,1x,a)') '<< CRYST >> subFrac + subStep = ',&
|
|
crystallite_subFrac(debug_g,debug_i,debug_e),'+',crystallite_subStep(debug_g,debug_i,debug_e),'@selective'
|
|
flush(6)
|
|
endif
|
|
endif
|
|
#endif
|
|
!--------------------------------------------------------------------------------------------------
|
|
! integrate --- requires fully defined state array (basic + dependent state)
|
|
if (any(crystallite_todo)) call integrateState() ! TODO: unroll into proper elementloop to avoid N^2 for single point evaluation
|
|
where(.not. crystallite_converged .and. crystallite_subStep > subStepMinCryst) & ! do not try non-converged but fully cutbacked any further
|
|
crystallite_todo = .true. ! TODO: again unroll this into proper elementloop to avoid N^2 for single point evaluation
|
|
|
|
NiterationCrystallite = NiterationCrystallite + 1_pInt
|
|
|
|
enddo cutbackLooping
|
|
|
|
! return whether converged or not
|
|
crystallite_stress = .false.
|
|
elementLooping5: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e) ! iterate over IPs of this element to be processed
|
|
crystallite_stress(i,e) = all(crystallite_converged(:,i,e))
|
|
enddo
|
|
enddo elementLooping5
|
|
|
|
#ifdef DEBUG
|
|
elementLooping6: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e) ! iterate over IPs of this element to be processed
|
|
do c = 1,homogenization_Ngrains(mesh_element(3,e))
|
|
if (.not. crystallite_converged(c,i,e)) then
|
|
if(iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) &
|
|
write(6,'(a,i8,1x,i2,1x,i3,/)') '<< CRYST >> no convergence at el ip ipc ', &
|
|
e,i,c
|
|
endif
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
|
|
.and. ((e == debug_e .and. i == debug_i .and. c == debug_g) &
|
|
.or. .not. iand(debug_level(debug_crystallite),debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,i8,1x,i2,1x,i3)') '<< CRYST >> central solution of cryst_StressAndTangent at el ip ipc ',e,i,c
|
|
write(6,'(/,a,/,3(12x,3(f12.4,1x)/))') '<< CRYST >> P / MPa', &
|
|
transpose(crystallite_P(1:3,1:3,c,i,e))*1.0e-6_pReal
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> Fp', &
|
|
transpose(crystallite_Fp(1:3,1:3,c,i,e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< CRYST >> Fi', &
|
|
transpose(crystallite_Fi(1:3,1:3,c,i,e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/),/)') '<< CRYST >> Lp', &
|
|
transpose(crystallite_Lp(1:3,1:3,c,i,e))
|
|
write(6,'(a,/,3(12x,3(f14.9,1x)/),/)') '<< CRYST >> Li', &
|
|
transpose(crystallite_Li(1:3,1:3,c,i,e))
|
|
flush(6)
|
|
endif
|
|
enddo
|
|
enddo
|
|
enddo elementLooping6
|
|
#endif
|
|
|
|
end function crystallite_stress
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief calculate tangent (dPdF)
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine crystallite_stressTangent()
|
|
use prec, only: &
|
|
tol_math_check, &
|
|
dNeq0
|
|
use IO, only: &
|
|
IO_warning, &
|
|
IO_error
|
|
use math, only: &
|
|
math_inv33, &
|
|
math_identity2nd, &
|
|
math_mul33x33, &
|
|
math_6toSym33, &
|
|
math_3333to99, &
|
|
math_99to3333, &
|
|
math_I3, &
|
|
math_mul3333xx3333, &
|
|
math_mul33xx33, &
|
|
math_invert2, &
|
|
math_det33
|
|
use mesh, only: &
|
|
mesh_element, &
|
|
FE_geomtype
|
|
use material, only: &
|
|
homogenization_Ngrains
|
|
use constitutive, only: &
|
|
constitutive_SandItsTangents, &
|
|
constitutive_LpAndItsTangents, &
|
|
constitutive_LiAndItsTangents
|
|
|
|
implicit none
|
|
integer(pInt) :: &
|
|
c, & !< counter in integration point component loop
|
|
i, & !< counter in integration point loop
|
|
e, & !< counter in element loop
|
|
o, &
|
|
p
|
|
|
|
real(pReal), dimension(3,3) :: temp_33_1, devNull,invSubFi0, temp_33_2, temp_33_3, temp_33_4
|
|
real(pReal), dimension(3,3,3,3) :: dSdFe, &
|
|
dSdF, &
|
|
dSdFi, &
|
|
dLidS, &
|
|
dLidFi, &
|
|
dLpdS, &
|
|
dLpdFi, &
|
|
dFidS, &
|
|
dFpinvdF, &
|
|
rhs_3333, &
|
|
lhs_3333, &
|
|
temp_3333
|
|
real(pReal), dimension(9,9):: temp_99
|
|
logical :: error
|
|
|
|
!$OMP PARALLEL DO PRIVATE(dSdF,dSdFe,dSdFi,dLpdS,dLpdFi,dFpinvdF,dLidS,dLidFi,dFidS,invSubFi0,o,p, &
|
|
!$OMP rhs_3333,lhs_3333,temp_99,temp_33_1,temp_33_2,temp_33_3,temp_33_4,temp_3333,error)
|
|
elementLooping: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do c = 1_pInt,homogenization_Ngrains(mesh_element(3,e))
|
|
|
|
call constitutive_SandItsTangents(devNull,dSdFe,dSdFi, &
|
|
crystallite_Fe(1:3,1:3,c,i,e), &
|
|
crystallite_Fi(1:3,1:3,c,i,e),c,i,e) ! call constitutive law to calculate elastic stress tangent
|
|
call constitutive_LiAndItsTangents(devNull,dLidS,dLidFi, &
|
|
crystallite_Tstar_v(1:6,c,i,e), &
|
|
crystallite_Fi(1:3,1:3,c,i,e), &
|
|
c,i,e) ! call constitutive law to calculate Li tangent in lattice configuration
|
|
|
|
if (sum(abs(dLidS)) < tol_math_check) then
|
|
dFidS = 0.0_pReal
|
|
else
|
|
invSubFi0 = math_inv33(crystallite_subFi0(1:3,1:3,c,i,e))
|
|
lhs_3333 = 0.0_pReal; rhs_3333 = 0.0_pReal
|
|
do o=1_pInt,3_pInt; do p=1_pInt,3_pInt
|
|
lhs_3333(1:3,1:3,o,p) = lhs_3333(1:3,1:3,o,p) &
|
|
+ crystallite_subdt(c,i,e)*math_mul33x33(invSubFi0,dLidFi(1:3,1:3,o,p))
|
|
lhs_3333(1:3,o,1:3,p) = lhs_3333(1:3,o,1:3,p) &
|
|
+ crystallite_invFi(1:3,1:3,c,i,e)*crystallite_invFi(p,o,c,i,e)
|
|
rhs_3333(1:3,1:3,o,p) = rhs_3333(1:3,1:3,o,p) &
|
|
- crystallite_subdt(c,i,e)*math_mul33x33(invSubFi0,dLidS(1:3,1:3,o,p))
|
|
enddo;enddo
|
|
call math_invert2(temp_99,error,math_3333to99(lhs_3333))
|
|
if (error) then
|
|
call IO_warning(warning_ID=600_pInt,el=e,ip=i,g=c, &
|
|
ext_msg='inversion error in analytic tangent calculation')
|
|
dFidS = 0.0_pReal
|
|
else
|
|
dFidS = math_mul3333xx3333(math_99to3333(temp_99),rhs_3333)
|
|
endif
|
|
dLidS = math_mul3333xx3333(dLidFi,dFidS) + dLidS
|
|
endif
|
|
|
|
call constitutive_LpAndItsTangents(devNull,dLpdS,dLpdFi, &
|
|
crystallite_Tstar_v(1:6,c,i,e), &
|
|
crystallite_Fi(1:3,1:3,c,i,e),c,i,e) ! call constitutive law to calculate Lp tangent in lattice configuration
|
|
dLpdS = math_mul3333xx3333(dLpdFi,dFidS) + dLpdS
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! calculate dSdF
|
|
temp_33_1 = transpose(math_mul33x33(crystallite_invFp(1:3,1:3,c,i,e), &
|
|
crystallite_invFi(1:3,1:3,c,i,e)))
|
|
temp_33_2 = math_mul33x33( crystallite_subF (1:3,1:3,c,i,e), &
|
|
math_inv33(crystallite_subFp0(1:3,1:3,c,i,e)))
|
|
temp_33_3 = math_mul33x33(math_mul33x33(crystallite_subF (1:3,1:3,c,i,e), &
|
|
crystallite_invFp (1:3,1:3,c,i,e)), &
|
|
math_inv33(crystallite_subFi0(1:3,1:3,c,i,e)))
|
|
|
|
forall(p=1_pInt:3_pInt, o=1_pInt:3_pInt)
|
|
rhs_3333(p,o,1:3,1:3) = math_mul33x33(dSdFe(p,o,1:3,1:3),temp_33_1)
|
|
temp_3333(1:3,1:3,p,o) = math_mul33x33(math_mul33x33(temp_33_2,dLpdS(1:3,1:3,p,o)), &
|
|
crystallite_invFi(1:3,1:3,c,i,e)) &
|
|
+ math_mul33x33(temp_33_3,dLidS(1:3,1:3,p,o))
|
|
end forall
|
|
lhs_3333 = crystallite_subdt(c,i,e)*math_mul3333xx3333(dSdFe,temp_3333) + &
|
|
math_mul3333xx3333(dSdFi,dFidS)
|
|
|
|
call math_invert2(temp_99,error,math_identity2nd(9_pInt)+math_3333to99(lhs_3333))
|
|
if (error) then
|
|
call IO_warning(warning_ID=600_pInt,el=e,ip=i,g=c, &
|
|
ext_msg='inversion error in analytic tangent calculation')
|
|
dSdF = rhs_3333
|
|
else
|
|
dSdF = math_mul3333xx3333(math_99to3333(temp_99),rhs_3333)
|
|
endif
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! calculate dFpinvdF
|
|
temp_3333 = math_mul3333xx3333(dLpdS,dSdF)
|
|
forall(p=1_pInt:3_pInt, o=1_pInt:3_pInt)
|
|
dFpinvdF(1:3,1:3,p,o) &
|
|
= -crystallite_subdt(c,i,e) &
|
|
* math_mul33x33(math_inv33(crystallite_subFp0(1:3,1:3,c,i,e)), &
|
|
math_mul33x33(temp_3333(1:3,1:3,p,o),crystallite_invFi(1:3,1:3,c,i,e)))
|
|
end forall
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! assemble dPdF
|
|
temp_33_1 = math_mul33x33(crystallite_invFp(1:3,1:3,c,i,e), &
|
|
math_mul33x33(math_6toSym33(crystallite_Tstar_v(1:6,c,i,e)), &
|
|
transpose(crystallite_invFp(1:3,1:3,c,i,e))))
|
|
temp_33_2 = math_mul33x33(math_6toSym33(crystallite_Tstar_v(1:6,c,i,e)), &
|
|
transpose(crystallite_invFp(1:3,1:3,c,i,e)))
|
|
temp_33_3 = math_mul33x33(crystallite_subF(1:3,1:3,c,i,e), &
|
|
crystallite_invFp(1:3,1:3,c,i,e))
|
|
temp_33_4 = math_mul33x33(math_mul33x33(crystallite_subF(1:3,1:3,c,i,e), &
|
|
crystallite_invFp(1:3,1:3,c,i,e)), &
|
|
math_6toSym33(crystallite_Tstar_v(1:6,c,i,e)))
|
|
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,c,i,e) = 0.0_pReal
|
|
do p=1_pInt, 3_pInt
|
|
crystallite_dPdF(p,1:3,p,1:3,c,i,e) = transpose(temp_33_1)
|
|
enddo
|
|
forall(p=1_pInt:3_pInt, o=1_pInt:3_pInt)
|
|
crystallite_dPdF(1:3,1:3,p,o,c,i,e) = crystallite_dPdF(1:3,1:3,p,o,c,i,e) + &
|
|
math_mul33x33(math_mul33x33(crystallite_subF(1:3,1:3,c,i,e),dFpinvdF(1:3,1:3,p,o)),temp_33_2) + &
|
|
math_mul33x33(math_mul33x33(temp_33_3,dSdF(1:3,1:3,p,o)),transpose(crystallite_invFp(1:3,1:3,c,i,e))) + &
|
|
math_mul33x33(temp_33_4,transpose(dFpinvdF(1:3,1:3,p,o)))
|
|
end forall
|
|
|
|
enddo; enddo
|
|
enddo elementLooping
|
|
!$OMP END PARALLEL DO
|
|
|
|
end subroutine crystallite_stressTangent
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief calculates orientations
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine crystallite_orientations
|
|
use math, only: &
|
|
math_rotationalPart33, &
|
|
math_RtoQ
|
|
use material, only: &
|
|
plasticState, &
|
|
material_phase, &
|
|
homogenization_Ngrains
|
|
use mesh, only: &
|
|
mesh_element
|
|
use lattice, only: &
|
|
lattice_qDisorientation
|
|
use plastic_nonlocal, only: &
|
|
plastic_nonlocal_updateCompatibility
|
|
|
|
implicit none
|
|
integer(pInt) &
|
|
c, & !< counter in integration point component loop
|
|
i, & !< counter in integration point loop
|
|
e !< counter in element loop
|
|
|
|
!$OMP PARALLEL DO
|
|
do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do c = 1_pInt,homogenization_Ngrains(mesh_element(3,e))
|
|
crystallite_orientation(1:4,c,i,e) = math_RtoQ(transpose(math_rotationalPart33(crystallite_Fe(1:3,1:3,c,i,e))))
|
|
crystallite_rotation(1:4,c,i,e) = lattice_qDisorientation(crystallite_orientation0(1:4,c,i,e), &! active rotation from initial
|
|
crystallite_orientation(1:4,c,i,e)) ! to current orientation (with no symmetry)
|
|
enddo; enddo; enddo
|
|
!$OMP END PARALLEL DO
|
|
|
|
! --- we use crystallite_orientation from above, so need a separate loop
|
|
nonlocalPresent: if (any(plasticState%nonLocal)) then
|
|
!$OMP PARALLEL DO
|
|
do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
if (plasticState(material_phase(1,i,e))%nonLocal) & ! if nonlocal model
|
|
call plastic_nonlocal_updateCompatibility(crystallite_orientation,i,e)
|
|
enddo; enddo
|
|
!$OMP END PARALLEL DO
|
|
endif nonlocalPresent
|
|
|
|
end subroutine crystallite_orientations
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief Map 2nd order tensor to reference config
|
|
!--------------------------------------------------------------------------------------------------
|
|
function crystallite_push33ToRef(ipc,ip,el, tensor33)
|
|
use math, only: &
|
|
math_mul33x33, &
|
|
math_inv33, &
|
|
math_EulerToR
|
|
use material, only: &
|
|
material_EulerAngles
|
|
|
|
implicit none
|
|
real(pReal), dimension(3,3) :: crystallite_push33ToRef
|
|
real(pReal), dimension(3,3), intent(in) :: tensor33
|
|
real(pReal), dimension(3,3) :: T
|
|
integer(pInt), intent(in):: &
|
|
el, & ! element index
|
|
ip, & ! integration point index
|
|
ipc ! grain index
|
|
|
|
T = math_mul33x33(math_EulerToR(material_EulerAngles(1:3,ipc,ip,el)), &
|
|
transpose(math_inv33(crystallite_subF(1:3,1:3,ipc,ip,el))))
|
|
crystallite_push33ToRef = math_mul33x33(transpose(T),math_mul33x33(tensor33,T))
|
|
|
|
end function crystallite_push33ToRef
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief return results of particular grain
|
|
!--------------------------------------------------------------------------------------------------
|
|
function crystallite_postResults(ipc, ip, el)
|
|
use math, only: &
|
|
math_qToEuler, &
|
|
math_qToEulerAxisAngle, &
|
|
math_mul33x33, &
|
|
math_det33, &
|
|
math_I3, &
|
|
inDeg, &
|
|
math_6toSym33
|
|
use mesh, only: &
|
|
mesh_element, &
|
|
mesh_ipVolume, &
|
|
mesh_maxNipNeighbors, &
|
|
mesh_ipNeighborhood, &
|
|
FE_NipNeighbors, &
|
|
FE_geomtype, &
|
|
FE_celltype
|
|
use material, only: &
|
|
plasticState, &
|
|
sourceState, &
|
|
microstructure_crystallite, &
|
|
crystallite_Noutput, &
|
|
material_phase, &
|
|
material_texture, &
|
|
homogenization_Ngrains
|
|
use constitutive, only: &
|
|
constitutive_homogenizedC, &
|
|
constitutive_postResults
|
|
|
|
implicit none
|
|
integer(pInt), intent(in):: &
|
|
el, & !< element index
|
|
ip, & !< integration point index
|
|
ipc !< grain index
|
|
|
|
real(pReal), dimension(1+crystallite_sizePostResults(microstructure_crystallite(mesh_element(4,el))) + &
|
|
1+plasticState(material_phase(ipc,ip,el))%sizePostResults + &
|
|
sum(sourceState(material_phase(ipc,ip,el))%p(:)%sizePostResults)) :: &
|
|
crystallite_postResults
|
|
real(pReal) :: &
|
|
detF
|
|
integer(pInt) :: &
|
|
o, &
|
|
c, &
|
|
crystID, &
|
|
mySize, &
|
|
n
|
|
|
|
|
|
crystID = microstructure_crystallite(mesh_element(4,el))
|
|
|
|
crystallite_postResults = 0.0_pReal
|
|
c = 0_pInt
|
|
crystallite_postResults(c+1) = real(crystallite_sizePostResults(crystID),pReal) ! size of results from cryst
|
|
c = c + 1_pInt
|
|
|
|
do o = 1_pInt,crystallite_Noutput(crystID)
|
|
mySize = 0_pInt
|
|
select case(crystallite_outputID(o,crystID))
|
|
case (phase_ID)
|
|
mySize = 1_pInt
|
|
crystallite_postResults(c+1) = real(material_phase(ipc,ip,el),pReal) ! phaseID of grain
|
|
case (texture_ID)
|
|
mySize = 1_pInt
|
|
crystallite_postResults(c+1) = real(material_texture(ipc,ip,el),pReal) ! textureID of grain
|
|
case (volume_ID)
|
|
mySize = 1_pInt
|
|
detF = math_det33(crystallite_partionedF(1:3,1:3,ipc,ip,el)) ! V_current = det(F) * V_reference
|
|
crystallite_postResults(c+1) = detF * mesh_ipVolume(ip,el) &
|
|
/ real(homogenization_Ngrains(mesh_element(3,el)),pReal) ! grain volume (not fraction but absolute)
|
|
case (orientation_ID)
|
|
mySize = 4_pInt
|
|
crystallite_postResults(c+1:c+mySize) = crystallite_orientation(1:4,ipc,ip,el) ! grain orientation as quaternion
|
|
case (eulerangles_ID)
|
|
mySize = 3_pInt
|
|
crystallite_postResults(c+1:c+mySize) = inDeg &
|
|
* math_qToEuler(crystallite_orientation(1:4,ipc,ip,el)) ! grain orientation as Euler angles in degree
|
|
case (grainrotation_ID)
|
|
mySize = 4_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
math_qToEulerAxisAngle(crystallite_rotation(1:4,ipc,ip,el)) ! grain rotation away from initial orientation as axis-angle in sample reference coordinates
|
|
crystallite_postResults(c+4) = inDeg * crystallite_postResults(c+4) ! angle in degree
|
|
|
|
! remark: tensor output is of the form 11,12,13, 21,22,23, 31,32,33
|
|
! thus row index i is slow, while column index j is fast. reminder: "row is slow"
|
|
|
|
case (defgrad_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(transpose(crystallite_partionedF(1:3,1:3,ipc,ip,el)),[mySize])
|
|
case (fe_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(transpose(crystallite_Fe(1:3,1:3,ipc,ip,el)),[mySize])
|
|
case (fp_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(transpose(crystallite_Fp(1:3,1:3,ipc,ip,el)),[mySize])
|
|
case (fi_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(transpose(crystallite_Fi(1:3,1:3,ipc,ip,el)),[mySize])
|
|
case (lp_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(transpose(crystallite_Lp(1:3,1:3,ipc,ip,el)),[mySize])
|
|
case (li_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(transpose(crystallite_Li(1:3,1:3,ipc,ip,el)),[mySize])
|
|
case (p_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(transpose(crystallite_P(1:3,1:3,ipc,ip,el)),[mySize])
|
|
case (s_ID)
|
|
mySize = 9_pInt
|
|
crystallite_postResults(c+1:c+mySize) = &
|
|
reshape(math_6toSym33(crystallite_Tstar_v(1:6,ipc,ip,el)),[mySize])
|
|
case (elasmatrix_ID)
|
|
mySize = 36_pInt
|
|
crystallite_postResults(c+1:c+mySize) = reshape(constitutive_homogenizedC(ipc,ip,el),[mySize])
|
|
case(neighboringelement_ID)
|
|
mySize = mesh_maxNipNeighbors
|
|
crystallite_postResults(c+1:c+mySize) = 0.0_pReal
|
|
forall (n = 1_pInt:FE_NipNeighbors(FE_celltype(FE_geomtype(mesh_element(2,el))))) &
|
|
crystallite_postResults(c+n) = real(mesh_ipNeighborhood(1,n,ip,el),pReal)
|
|
case(neighboringip_ID)
|
|
mySize = mesh_maxNipNeighbors
|
|
crystallite_postResults(c+1:c+mySize) = 0.0_pReal
|
|
forall (n = 1_pInt:FE_NipNeighbors(FE_celltype(FE_geomtype(mesh_element(2,el))))) &
|
|
crystallite_postResults(c+n) = real(mesh_ipNeighborhood(2,n,ip,el),pReal)
|
|
end select
|
|
c = c + mySize
|
|
enddo
|
|
|
|
crystallite_postResults(c+1) = real(plasticState(material_phase(ipc,ip,el))%sizePostResults,pReal) ! size of constitutive results
|
|
c = c + 1_pInt
|
|
if (size(crystallite_postResults)-c > 0_pInt) &
|
|
crystallite_postResults(c+1:size(crystallite_postResults)) = &
|
|
constitutive_postResults(crystallite_Tstar_v(1:6,ipc,ip,el), crystallite_Fi(1:3,1:3,ipc,ip,el), &
|
|
crystallite_Fe, ipc, ip, el)
|
|
|
|
end function crystallite_postResults
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief calculation of stress (P) with time integration based on a residuum in Lp and
|
|
!> intermediate acceleration of the Newton-Raphson correction
|
|
!--------------------------------------------------------------------------------------------------
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logical function integrateStress(&
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ipc,& ! grain number
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ip,& ! integration point number
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el,& ! element number
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timeFraction &
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)
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use, intrinsic :: &
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IEEE_arithmetic
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use prec, only: pLongInt, &
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tol_math_check, &
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dEq0
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use numerics, only: nStress, &
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aTol_crystalliteStress, &
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rTol_crystalliteStress, &
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iJacoLpresiduum, &
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subStepSizeLp, &
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subStepSizeLi
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#ifdef DEBUG
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use debug, only: debug_level, &
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debug_e, &
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debug_i, &
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debug_g, &
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debug_crystallite, &
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debug_levelBasic, &
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debug_levelExtensive, &
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debug_levelSelective
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#endif
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use constitutive, only: constitutive_LpAndItsTangents, &
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constitutive_LiAndItsTangents, &
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constitutive_SandItsTangents
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use math, only: math_mul33x33, &
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math_mul33xx33, &
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math_mul3333xx3333, &
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math_inv33, &
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math_det33, &
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math_I3, &
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math_identity2nd, &
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math_sym33to6, &
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math_3333to99, &
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math_33to9, &
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math_9to33
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implicit none
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integer(pInt), intent(in):: el, & ! element index
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ip, & ! integration point index
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ipc ! grain index
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real(pReal), optional, intent(in) :: timeFraction ! fraction of timestep
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real(pReal), dimension(3,3):: Fg_new, & ! deformation gradient at end of timestep
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Fp_new, & ! plastic deformation gradient at end of timestep
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Fe_new, & ! elastic deformation gradient at end of timestep
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invFp_new, & ! inverse of Fp_new
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Fi_new, & ! gradient of intermediate deformation stages
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invFi_new, &
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invFp_current, & ! inverse of Fp_current
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invFi_current, & ! inverse of Fp_current
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Lpguess, & ! current guess for plastic velocity gradient
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Lpguess_old, & ! known last good guess for plastic velocity gradient
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Lp_constitutive, & ! plastic velocity gradient resulting from constitutive law
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residuumLp, & ! current residuum of plastic velocity gradient
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residuumLp_old, & ! last residuum of plastic velocity gradient
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deltaLp, & ! direction of next guess
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Liguess, & ! current guess for intermediate velocity gradient
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Liguess_old, & ! known last good guess for intermediate velocity gradient
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Li_constitutive, & ! intermediate velocity gradient resulting from constitutive law
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residuumLi, & ! current residuum of intermediate velocity gradient
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residuumLi_old, & ! last residuum of intermediate velocity gradient
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deltaLi, & ! direction of next guess
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S, & ! 2nd Piola-Kirchhoff Stress in plastic (lattice) configuration
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A, &
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B, &
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Fe, & ! elastic deformation gradient
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temp_33
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real(pReal), dimension(9):: work ! needed for matrix inversion by LAPACK
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integer(pInt), dimension(9) :: devNull ! needed for matrix inversion by LAPACK
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real(pReal), dimension(9,9) :: dRLp_dLp, & ! partial derivative of residuum (Jacobian for Newton-Raphson scheme)
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dRLp_dLp2, & ! working copy of dRdLp
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dRLi_dLi ! partial derivative of residuumI (Jacobian for Newton-Raphson scheme)
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real(pReal), dimension(3,3,3,3):: dS_dFe, & ! partial derivative of 2nd Piola-Kirchhoff stress
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dS_dFi, &
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dFe_dLp, & ! partial derivative of elastic deformation gradient
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dFe_dLi, &
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dFi_dLi, &
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dLp_dFi, &
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dLi_dFi, &
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dLp_dS, &
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dLi_dS
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real(pReal) detInvFi, & ! determinant of InvFi
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steplengthLp, &
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steplengthLi, &
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dt, & ! time increment
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aTolLp, &
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aTolLi
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integer(pInt) NiterationStressLp, & ! number of stress integrations
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NiterationStressLi, & ! number of inner stress integrations
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ierr, & ! error indicator for LAPACK
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o, &
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p, &
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jacoCounterLp, &
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jacoCounterLi ! counters to check for Jacobian update
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external :: &
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dgesv
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!* be pessimistic
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integrateStress = .false.
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
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.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
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.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) &
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write(6,'(a,i8,1x,i2,1x,i3)') '<< CRYST >> integrateStress at el ip ipc ',el,ip,ipc
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#endif
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if (present(timeFraction)) then
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dt = crystallite_subdt(ipc,ip,el) * timeFraction
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Fg_new = crystallite_subF0(1:3,1:3,ipc,ip,el) &
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+ (crystallite_subF(1:3,1:3,ipc,ip,el) - crystallite_subF0(1:3,1:3,ipc,ip,el)) * timeFraction
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else
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dt = crystallite_subdt(ipc,ip,el)
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Fg_new = crystallite_subF(1:3,1:3,ipc,ip,el)
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endif
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!* feed local variables
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Lpguess = crystallite_Lp(1:3,1:3,ipc,ip,el) ! ... and take it as first guess
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Liguess = crystallite_Li(1:3,1:3,ipc,ip,el) ! ... and take it as first guess
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Liguess_old = Liguess
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invFp_current = math_inv33(crystallite_subFp0(1:3,1:3,ipc,ip,el))
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failedInversionFp: if (all(dEq0(invFp_current))) then
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) &
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write(6,'(a,i8,1x,i2,1x,i3)') '<< CRYST >> integrateStress failed on inversion of current Fp at el ip ipc ',&
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el,ip,ipc
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) > 0_pInt) &
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write(6,'(/,a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> current Fp ',transpose(crystallite_subFp0(1:3,1:3,ipc,ip,el))
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#endif
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return
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endif failedInversionFp
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A = math_mul33x33(Fg_new,invFp_current) ! intermediate tensor needed later to calculate dFe_dLp
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invFi_current = math_inv33(crystallite_subFi0(1:3,1:3,ipc,ip,el))
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failedInversionFi: if (all(dEq0(invFi_current))) then
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) &
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write(6,'(a,i8,1x,i2,1x,i3)') '<< CRYST >> integrateStress failed on inversion of current Fi at el ip ipc ',&
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el,ip,ipc
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) > 0_pInt) &
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write(6,'(/,a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> current Fi ',transpose(crystallite_subFi0(1:3,1:3,ipc,ip,el))
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#endif
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return
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endif failedInversionFi
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!* start Li loop with normal step length
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NiterationStressLi = 0_pInt
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jacoCounterLi = 0_pInt
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steplengthLi = 1.0_pReal
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residuumLi_old = 0.0_pReal
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LiLoop: do
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NiterationStressLi = NiterationStressLi + 1_pInt
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LiLoopLimit: if (NiterationStressLi > nStress) then
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) &
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write(6,'(a,i3,a,i8,1x,i2,1x,i3,/)') '<< CRYST >> integrateStress reached Li loop limit',nStress, &
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' at el ip ipc ', el,ip,ipc
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#endif
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return
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endif LiLoopLimit
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invFi_new = math_mul33x33(invFi_current,math_I3 - dt*Liguess)
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Fi_new = math_inv33(invFi_new)
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detInvFi = math_det33(invFi_new)
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!* start Lp loop with normal step length
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NiterationStressLp = 0_pInt
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jacoCounterLp = 0_pInt
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steplengthLp = 1.0_pReal
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residuumLp_old = 0.0_pReal
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Lpguess_old = Lpguess
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LpLoop: do
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NiterationStressLp = NiterationStressLp + 1_pInt
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LpLoopLimit: if (NiterationStressLp > nStress) then
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) &
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write(6,'(a,i3,a,i8,1x,i2,1x,i3,/)') '<< CRYST >> integrateStress reached Lp loop limit',nStress, &
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' at el ip ipc ', el,ip,ipc
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#endif
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return
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endif LpLoopLimit
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!* calculate (elastic) 2nd Piola--Kirchhoff stress tensor and its tangent from constitutive law
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B = math_I3 - dt*Lpguess
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Fe = math_mul33x33(math_mul33x33(A,B), invFi_new)
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call constitutive_SandItsTangents(S, dS_dFe, dS_dFi, &
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Fe, Fi_new, ipc, ip, el) ! call constitutive law to calculate 2nd Piola-Kirchhoff stress and its derivative in unloaded configuration
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!* calculate plastic velocity gradient and its tangent from constitutive law
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call constitutive_LpAndItsTangents(Lp_constitutive, dLp_dS, dLp_dFi, &
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math_sym33to6(S), Fi_new, ipc, ip, el)
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
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.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
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.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
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write(6,'(a,i3,/)') '<< CRYST >> stress iteration ', NiterationStressLp
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write(6,'(a,/,3(12x,3(e20.10,1x)/))') '<< CRYST >> Lpguess', transpose(Lpguess)
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write(6,'(a,/,3(12x,3(e20.10,1x)/))') '<< CRYST >> Fi', transpose(Fi_new)
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write(6,'(a,/,3(12x,3(e20.10,1x)/))') '<< CRYST >> Fe', transpose(Fe)
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write(6,'(a,/,3(12x,3(e20.10,1x)/))') '<< CRYST >> S', transpose(S)
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write(6,'(a,/,3(12x,3(e20.10,1x)/))') '<< CRYST >> Lp_constitutive', transpose(Lp_constitutive)
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endif
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#endif
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!* update current residuum and check for convergence of loop
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aTolLp = max(rTol_crystalliteStress * max(norm2(Lpguess),norm2(Lp_constitutive)), & ! absolute tolerance from largest acceptable relative error
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aTol_crystalliteStress) ! minimum lower cutoff
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residuumLp = Lpguess - Lp_constitutive
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if (any(IEEE_is_NaN(residuumLp))) then
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) &
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write(6,'(a,i8,1x,i2,1x,i3,a,i3,a)') '<< CRYST >> integrateStress encountered NaN for Lp-residuum at el ip ipc ', &
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el,ip,ipc, &
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' ; iteration ', NiterationStressLp,&
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' >> returning..!'
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#endif
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return ! ...me = .false. to inform integrator about problem
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elseif (norm2(residuumLp) < aTolLp) then ! converged if below absolute tolerance
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exit LpLoop ! ...leave iteration loop
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elseif ( NiterationStressLp == 1_pInt &
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.or. norm2(residuumLp) < norm2(residuumLp_old)) then ! not converged, but improved norm of residuum (always proceed in first iteration)...
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residuumLp_old = residuumLp ! ...remember old values and...
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Lpguess_old = Lpguess
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steplengthLp = 1.0_pReal ! ...proceed with normal step length (calculate new search direction)
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else ! not converged and residuum not improved...
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steplengthLp = subStepSizeLp * steplengthLp ! ...try with smaller step length in same direction
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Lpguess = Lpguess_old + steplengthLp * deltaLp
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
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.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
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.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
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write(6,'(a,1x,f7.4)') '<< CRYST >> linear search for Lpguess with step', steplengthLp
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endif
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#endif
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cycle LpLoop
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endif
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!* calculate Jacobian for correction term
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if (mod(jacoCounterLp, iJacoLpresiduum) == 0_pInt) then
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forall(o=1_pInt:3_pInt,p=1_pInt:3_pInt) &
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dFe_dLp(o,1:3,p,1:3) = A(o,p)*transpose(invFi_new) ! dFe_dLp(i,j,k,l) = -dt * A(i,k) invFi(l,j)
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dFe_dLp = - dt * dFe_dLp
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dRLp_dLp = math_identity2nd(9_pInt) &
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- math_3333to99(math_mul3333xx3333(math_mul3333xx3333(dLp_dS,dS_dFe),dFe_dLp))
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
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.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
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.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
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write(6,'(a,/,9(12x,9(e12.4,1x)/))') '<< CRYST >> dLp_dS', math_3333to99(dLp_dS)
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write(6,'(a,1x,e20.10)') '<< CRYST >> dLp_dS norm', norm2(math_3333to99(dLp_dS))
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write(6,'(a,/,9(12x,9(e12.4,1x)/))') '<< CRYST >> dRLp_dLp', dRLp_dLp - math_identity2nd(9_pInt)
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write(6,'(a,1x,e20.10)') '<< CRYST >> dRLp_dLp norm', norm2(dRLp_dLp - math_identity2nd(9_pInt))
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endif
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#endif
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dRLp_dLp2 = dRLp_dLp ! will be overwritten in first call to LAPACK routine
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work = math_33to9(residuumLp)
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call dgesv(9,1,dRLp_dLp2,9,devNull,work,9,ierr) ! solve dRLp/dLp * delta Lp = -res for delta Lp
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if (ierr /= 0_pInt) then
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) then
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write(6,'(a,i8,1x,i2,1x,i3)') '<< CRYST >> integrateStress failed on dR/dLp inversion at el ip ipc ', &
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el,ip,ipc
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
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.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g)&
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.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
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write(6,*)
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write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dR_dLp',transpose(dRLp_dLp)
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write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dFe_dLp',transpose(math_3333to99(dFe_dLp))
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write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dS_dFe_constitutive',transpose(math_3333to99(dS_dFe))
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write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dLp_dS_constitutive',transpose(math_3333to99(dLp_dS))
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write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> A',transpose(A)
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write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> B',transpose(B)
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write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Lp_constitutive',transpose(Lp_constitutive)
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write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Lpguess',transpose(Lpguess)
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endif
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endif
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#endif
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return
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endif
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deltaLp = - math_9to33(work)
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endif
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jacoCounterLp = jacoCounterLp + 1_pInt
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Lpguess = Lpguess + steplengthLp * deltaLp
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enddo LpLoop
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!* calculate intermediate velocity gradient and its tangent from constitutive law
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call constitutive_LiAndItsTangents(Li_constitutive, dLi_dS, dLi_dFi, &
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math_sym33to6(S), Fi_new, ipc, ip, el)
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
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.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
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.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
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write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Li_constitutive', transpose(Li_constitutive)
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write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Liguess', transpose(Liguess)
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endif
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#endif
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!* update current residuum and check for convergence of loop
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aTolLi = max(rTol_crystalliteStress * max(norm2(Liguess),norm2(Li_constitutive)), & ! absolute tolerance from largest acceptable relative error
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aTol_crystalliteStress) ! minimum lower cutoff
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residuumLi = Liguess - Li_constitutive
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if (any(IEEE_is_NaN(residuumLi))) then ! NaN in residuum...
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#ifdef DEBUG
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if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) &
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write(6,'(a,i8,1x,i2,1x,i3,a,i3,a)') '<< CRYST >> integrateStress encountered NaN for Li-residuum at el ip ipc ', &
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el,ip,ipc, &
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' ; iteration ', NiterationStressLi,&
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' >> returning..!'
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#endif
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return ! ...me = .false. to inform integrator about problem
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elseif (norm2(residuumLi) < aTolLi) then ! converged if below absolute tolerance
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exit LiLoop ! ...leave iteration loop
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elseif ( NiterationStressLi == 1_pInt &
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.or. norm2(residuumLi) < norm2(residuumLi_old)) then ! not converged, but improved norm of residuum (always proceed in first iteration)...
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residuumLi_old = residuumLi ! ...remember old values and...
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Liguess_old = Liguess
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steplengthLi = 1.0_pReal ! ...proceed with normal step length (calculate new search direction)
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else ! not converged and residuum not improved...
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steplengthLi = subStepSizeLi * steplengthLi ! ...try with smaller step length in same direction
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Liguess = Liguess_old + steplengthLi * deltaLi
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cycle LiLoop
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endif
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!* calculate Jacobian for correction term
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if (mod(jacoCounterLi, iJacoLpresiduum) == 0_pInt) then
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temp_33 = math_mul33x33(math_mul33x33(A,B),invFi_current)
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forall(o=1_pInt:3_pInt,p=1_pInt:3_pInt)
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dFe_dLi(1:3,o,1:3,p) = -dt*math_I3(o,p)*temp_33 ! dFe_dLp(i,j,k,l) = -dt * A(i,k) invFi(l,j)
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dFi_dLi(1:3,o,1:3,p) = -dt*math_I3(o,p)*invFi_current
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|
end forall
|
|
forall(o=1_pInt:3_pInt,p=1_pInt:3_pInt) &
|
|
dFi_dLi(1:3,1:3,o,p) = math_mul33x33(math_mul33x33(Fi_new,dFi_dLi(1:3,1:3,o,p)),Fi_new)
|
|
|
|
dRLi_dLi = math_identity2nd(9_pInt) &
|
|
- math_3333to99(math_mul3333xx3333(dLi_dS, math_mul3333xx3333(dS_dFe, dFe_dLi) + &
|
|
math_mul3333xx3333(dS_dFi, dFi_dLi))) &
|
|
- math_3333to99(math_mul3333xx3333(dLi_dFi, dFi_dLi))
|
|
work = math_33to9(residuumLi)
|
|
call dgesv(9,1,dRLi_dLi,9,devNull,work,9,ierr) ! solve dRLi/dLp * delta Li = -res for delta Li
|
|
if (ierr /= 0_pInt) then
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) then
|
|
write(6,'(a,i8,1x,i2,1x,i3)') '<< CRYST >> integrateStress failed on dR/dLi inversion at el ip ipc ', &
|
|
el,ip,ipc
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
|
|
.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g)&
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
|
|
write(6,*)
|
|
write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dR_dLi',transpose(dRLi_dLi)
|
|
write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dFe_dLi',transpose(math_3333to99(dFe_dLi))
|
|
write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dS_dFi_constitutive',transpose(math_3333to99(dS_dFi))
|
|
write(6,'(a,/,9(12x,9(e15.3,1x)/))') '<< CRYST >> dLi_dS_constitutive',transpose(math_3333to99(dLi_dS))
|
|
write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Li_constitutive',transpose(Li_constitutive)
|
|
write(6,'(a,/,3(12x,3(e20.7,1x)/))') '<< CRYST >> Liguess',transpose(Liguess)
|
|
endif
|
|
endif
|
|
#endif
|
|
return
|
|
endif
|
|
|
|
deltaLi = - math_9to33(work)
|
|
endif
|
|
jacoCounterLi = jacoCounterLi + 1_pInt
|
|
|
|
Liguess = Liguess + steplengthLi * deltaLi
|
|
enddo LiLoop
|
|
|
|
!* calculate new plastic and elastic deformation gradient
|
|
invFp_new = math_mul33x33(invFp_current,B)
|
|
invFp_new = invFp_new / math_det33(invFp_new)**(1.0_pReal/3.0_pReal) ! regularize
|
|
Fp_new = math_inv33(invFp_new)
|
|
failedInversionInvFp: if (all(dEq0(Fp_new))) then
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelBasic) /= 0_pInt) then
|
|
write(6,'(a,i8,1x,i2,1x,i3)') '<< CRYST >> integrateStress failed on invFp_new inversion at el ip ipc ', &
|
|
el,ip,ipc
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
|
|
.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) &
|
|
write(6,'(/,a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> invFp_new',transpose(invFp_new)
|
|
endif
|
|
#endif
|
|
return
|
|
endif failedInversionInvFp
|
|
Fe_new = math_mul33x33(math_mul33x33(Fg_new,invFp_new),invFi_new)
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! stress integration was successful
|
|
integrateStress = .true.
|
|
crystallite_P (1:3,1:3,ipc,ip,el) = math_mul33x33(math_mul33x33(Fg_new,invFp_new), &
|
|
math_mul33x33(S,transpose(invFp_new)))
|
|
crystallite_Tstar_v (1:6,ipc,ip,el) = math_sym33to6(S)
|
|
crystallite_Lp (1:3,1:3,ipc,ip,el) = Lpguess
|
|
crystallite_Li (1:3,1:3,ipc,ip,el) = Liguess
|
|
crystallite_Fp (1:3,1:3,ipc,ip,el) = Fp_new
|
|
crystallite_Fi (1:3,1:3,ipc,ip,el) = Fi_new
|
|
crystallite_Fe (1:3,1:3,ipc,ip,el) = Fe_new
|
|
crystallite_invFp(1:3,1:3,ipc,ip,el) = invFp_new
|
|
crystallite_invFi(1:3,1:3,ipc,ip,el) = invFi_new
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite),debug_levelExtensive) /= 0_pInt &
|
|
.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> P / MPa',transpose(crystallite_P(1:3,1:3,ipc,ip,el))*1.0e-6_pReal
|
|
write(6,'(a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> Cauchy / MPa', &
|
|
math_mul33x33(crystallite_P(1:3,1:3,ipc,ip,el), transpose(Fg_new)) * 1.0e-6_pReal / math_det33(Fg_new)
|
|
write(6,'(a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> Fe Lp Fe^-1', &
|
|
transpose(math_mul33x33(Fe_new, math_mul33x33(crystallite_Lp(1:3,1:3,ipc,ip,el), math_inv33(Fe_new))))
|
|
write(6,'(a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> Fp',transpose(crystallite_Fp(1:3,1:3,ipc,ip,el))
|
|
write(6,'(a,/,3(12x,3(f12.7,1x)/))') '<< CRYST >> Fi',transpose(crystallite_Fi(1:3,1:3,ipc,ip,el))
|
|
endif
|
|
#endif
|
|
|
|
end function integrateStress
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief integrate stress, state with adaptive 1st order explicit Euler method
|
|
!> using Fixed Point Iteration to adapt the stepsize
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine integrateStateFPI()
|
|
use, intrinsic :: &
|
|
IEEE_arithmetic
|
|
#ifdef DEBUG
|
|
use debug, only: &
|
|
debug_e, &
|
|
debug_i, &
|
|
debug_g, &
|
|
debug_level,&
|
|
debug_crystallite, &
|
|
debug_levelBasic, &
|
|
debug_levelExtensive, &
|
|
debug_levelSelective
|
|
#endif
|
|
use numerics, only: &
|
|
nState, &
|
|
rTol_crystalliteState
|
|
use mesh, only: &
|
|
mesh_element, &
|
|
mesh_NcpElems
|
|
use material, only: &
|
|
plasticState, &
|
|
sourceState, &
|
|
phaseAt, phasememberAt, &
|
|
phase_Nsources, &
|
|
homogenization_Ngrains
|
|
use constitutive, only: &
|
|
constitutive_collectDotState, &
|
|
constitutive_microstructure, &
|
|
constitutive_plasticity_maxSizeDotState, &
|
|
constitutive_source_maxSizeDotState
|
|
|
|
implicit none
|
|
|
|
integer(pInt) :: &
|
|
NiterationState, & !< number of iterations in state loop
|
|
e, & !< element index in element loop
|
|
i, & !< integration point index in ip loop
|
|
g, & !< grain index in grain loop
|
|
p, &
|
|
c, &
|
|
s, &
|
|
mySource, &
|
|
mySizePlasticDotState, & ! size of dot states
|
|
mySizeSourceDotState
|
|
integer(pInt), dimension(2) :: &
|
|
eIter ! bounds for element iteration
|
|
integer(pInt), dimension(2,mesh_NcpElems) :: &
|
|
iIter, & ! bounds for ip iteration
|
|
gIter ! bounds for grain iteration
|
|
real(pReal) :: &
|
|
dot_prod12, &
|
|
dot_prod22, &
|
|
plasticStateDamper, & ! damper for integration of state
|
|
sourceStateDamper
|
|
real(pReal), dimension(constitutive_plasticity_maxSizeDotState) :: &
|
|
plasticStateResiduum, &
|
|
tempPlasticState
|
|
real(pReal), dimension(constitutive_source_maxSizeDotState, maxval(phase_Nsources)) :: &
|
|
sourceStateResiduum, & ! residuum from evolution in micrstructure
|
|
tempSourceState
|
|
logical :: &
|
|
converged, &
|
|
NaN, &
|
|
singleRun, & ! flag indicating computation for single (g,i,e) triple
|
|
doneWithIntegration
|
|
|
|
eIter = FEsolving_execElem(1:2)
|
|
do e = eIter(1),eIter(2)
|
|
iIter(1:2,e) = FEsolving_execIP(1:2,e)
|
|
gIter(1:2,e) = [ 1_pInt,homogenization_Ngrains(mesh_element(3,e))]
|
|
enddo
|
|
|
|
singleRun = (eIter(1) == eIter(2) .and. iIter(1,eIter(1)) == iIter(2,eIter(2)))
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt) &
|
|
write(6,'(a,i8,a)') '<< CRYST >> ', count(crystallite_todo(:,:,:)),' grains todo at start of state integration'
|
|
#endif
|
|
|
|
|
|
! --+>> PREGUESS FOR STATE <<+--
|
|
call update_dotState(1.0_pReal)
|
|
call update_state(1.0_pReal)
|
|
|
|
! --+>> STATE LOOP <<+--
|
|
|
|
NiterationState = 0_pInt
|
|
doneWithIntegration = .false.
|
|
crystalliteLooping: do while (.not. doneWithIntegration .and. NiterationState < nState)
|
|
NiterationState = NiterationState + 1_pInt
|
|
|
|
! store previousDotState and previousDotState2
|
|
!$OMP PARALLEL DO PRIVATE(p,c)
|
|
do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do g = 1,homogenization_Ngrains(mesh_element(3,e))
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
p = phaseAt(g,i,e); c = phasememberAt(g,i,e)
|
|
|
|
plasticState(p)%previousDotState2(:,c) = merge(plasticState(p)%previousDotState(:,c),&
|
|
0.0_pReal,&
|
|
NiterationState > 1_pInt)
|
|
plasticState(p)%previousDotState (:,c) = plasticState(p)%dotState(:,c)
|
|
do s = 1_pInt, phase_Nsources(p)
|
|
sourceState(p)%p(s)%previousDotState2(:,c) = merge(sourceState(p)%p(s)%previousDotState(:,c),&
|
|
0.0_pReal, &
|
|
NiterationState > 1_pInt)
|
|
sourceState(p)%p(s)%previousDotState (:,c) = sourceState(p)%p(s)%dotState(:,c)
|
|
enddo
|
|
endif
|
|
enddo
|
|
enddo
|
|
enddo
|
|
!$OMP END PARALLEL DO
|
|
|
|
call update_dependentState
|
|
!$OMP PARALLEL
|
|
|
|
! --- STRESS INTEGRATION ---
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt) &
|
|
write(6,'(a,i8,a)') '<< CRYST >> ', count(crystallite_todo(:,:,:)),' grains todo before stress integration'
|
|
#endif
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
crystallite_todo(g,i,e) = integrateStress(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ... then all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
call update_dotState(1.0_pReal)
|
|
!$OMP PARALLEL
|
|
! --- UPDATE STATE ---
|
|
|
|
!$OMP DO PRIVATE(dot_prod12,dot_prod22, &
|
|
!$OMP& mySizePlasticDotState,mySizeSourceDotState, &
|
|
!$OMP& plasticStateResiduum,sourceStateResiduum, &
|
|
!$OMP& plasticStatedamper,sourceStateDamper, &
|
|
!$OMP& tempPlasticState,tempSourceState,converged,p,c)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
|
|
p = phaseAt(g,i,e)
|
|
c = phasememberAt(g,i,e)
|
|
dot_prod12 = dot_product( plasticState(p)%dotState (:,c) &
|
|
- plasticState(p)%previousDotState (:,c), &
|
|
plasticState(p)%previousDotState (:,c) &
|
|
- plasticState(p)%previousDotState2(:,c))
|
|
dot_prod22 = dot_product( plasticState(p)%previousDotState (:,c) &
|
|
- plasticState(p)%previousDotState2(:,c), &
|
|
plasticState(p)%previousDotState (:,c) &
|
|
- plasticState(p)%previousDotState2(:,c))
|
|
if ( dot_prod22 > 0.0_pReal &
|
|
.and. ( dot_prod12 < 0.0_pReal &
|
|
.or. dot_product(plasticState(p)%dotState(:,c), &
|
|
plasticState(p)%previousDotState(:,c)) < 0.0_pReal) ) then
|
|
plasticStateDamper = 0.75_pReal + 0.25_pReal * tanh(2.0_pReal + 4.0_pReal * dot_prod12 / dot_prod22)
|
|
else
|
|
plasticStateDamper = 1.0_pReal
|
|
endif
|
|
! --- get residui ---
|
|
|
|
mySizePlasticDotState = plasticState(p)%sizeDotState
|
|
plasticStateResiduum(1:mySizePlasticDotState) = &
|
|
plasticState(p)%state(1:mySizePlasticDotState,c) &
|
|
- plasticState(p)%subState0(1:mySizePlasticDotState,c) &
|
|
- ( plasticState(p)%dotState(1:mySizePlasticDotState,c) * plasticStateDamper &
|
|
+ plasticState(p)%previousDotState(1:mySizePlasticDotState,c) &
|
|
* (1.0_pReal - plasticStateDamper)) * crystallite_subdt(g,i,e)
|
|
|
|
! --- correct state with residuum ---
|
|
tempPlasticState(1:mySizePlasticDotState) = &
|
|
plasticState(p)%state(1:mySizePlasticDotState,c) &
|
|
- plasticStateResiduum(1:mySizePlasticDotState) ! need to copy to local variable, since we cant flush a pointer in openmp
|
|
|
|
! --- store corrected dotState --- (cannot do this before state update, because not sure how to flush pointers in openmp)
|
|
|
|
plasticState(p)%dotState(:,c) = plasticState(p)%dotState(:,c) * plasticStateDamper &
|
|
+ plasticState(p)%previousDotState(:,c) &
|
|
* (1.0_pReal - plasticStateDamper)
|
|
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
dot_prod12 = dot_product( sourceState(p)%p(mySource)%dotState (:,c) &
|
|
- sourceState(p)%p(mySource)%previousDotState (:,c), &
|
|
sourceState(p)%p(mySource)%previousDotState (:,c) &
|
|
- sourceState(p)%p(mySource)%previousDotState2(:,c))
|
|
dot_prod22 = dot_product( sourceState(p)%p(mySource)%previousDotState (:,c) &
|
|
- sourceState(p)%p(mySource)%previousDotState2(:,c), &
|
|
sourceState(p)%p(mySource)%previousDotState (:,c) &
|
|
- sourceState(p)%p(mySource)%previousDotState2(:,c))
|
|
|
|
if ( dot_prod22 > 0.0_pReal &
|
|
.and. ( dot_prod12 < 0.0_pReal &
|
|
.or. dot_product(sourceState(p)%p(mySource)%dotState(:,c), &
|
|
sourceState(p)%p(mySource)%previousDotState(:,c)) < 0.0_pReal) ) then
|
|
sourceStateDamper = 0.75_pReal + 0.25_pReal * tanh(2.0_pReal + 4.0_pReal * dot_prod12 / dot_prod22)
|
|
else
|
|
sourceStateDamper = 1.0_pReal
|
|
endif
|
|
! --- get residui ---
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
sourceStateResiduum(1:mySizeSourceDotState,mySource) = &
|
|
sourceState(p)%p(mySource)%state(1:mySizeSourceDotState,c) &
|
|
- sourceState(p)%p(mySource)%subState0(1:mySizeSourceDotState,c) &
|
|
- ( sourceState(p)%p(mySource)%dotState(1:mySizeSourceDotState,c) * sourceStateDamper &
|
|
+ sourceState(p)%p(mySource)%previousDotState(1:mySizeSourceDotState,c) &
|
|
* (1.0_pReal - sourceStateDamper)) * crystallite_subdt(g,i,e)
|
|
|
|
! --- correct state with residuum ---
|
|
tempSourceState(1:mySizeSourceDotState,mySource) = &
|
|
sourceState(p)%p(mySource)%state(1:mySizeSourceDotState,c) &
|
|
- sourceStateResiduum(1:mySizeSourceDotState,mySource) ! need to copy to local variable, since we cant flush a pointer in openmp
|
|
|
|
! --- store corrected dotState --- (cannot do this before state update, because not sure how to flush pointers in openmp)
|
|
sourceState(p)%p(mySource)%dotState(:,c) = &
|
|
sourceState(p)%p(mySource)%dotState(:,c) * sourceStateDamper &
|
|
+ sourceState(p)%p(mySource)%previousDotState(:,c) &
|
|
* (1.0_pReal - sourceStateDamper)
|
|
enddo
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
|
|
.and. ((e == debug_e .and. i == debug_i .and. g == debug_g) &
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,i8,1x,i2,1x,i3,/)') '<< CRYST >> update state at el ip g ',e,i,g
|
|
write(6,'(a,f6.1,/)') '<< CRYST >> plasticstatedamper ',plasticStatedamper
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> plastic state residuum',&
|
|
abs(plasticStateResiduum(1:mySizePlasticDotState))
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> abstol dotstate',plasticState(p)%aTolState(1:mySizePlasticDotState)
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> reltol dotstate',rTol_crystalliteState* &
|
|
abs(tempPlasticState(1:mySizePlasticDotState))
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> new state',tempPlasticState(1:mySizePlasticDotState)
|
|
endif
|
|
#endif
|
|
|
|
! --- converged ? ---
|
|
converged = all( abs(plasticStateResiduum(1:mySizePlasticDotState)) < &
|
|
plasticState(p)%aTolState(1:mySizePlasticDotState) &
|
|
.or. abs(plasticStateResiduum(1:mySizePlasticDotState)) < &
|
|
rTol_crystalliteState * abs(tempPlasticState(1:mySizePlasticDotState)))
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
converged = converged .and. &
|
|
all( abs(sourceStateResiduum(1:mySizeSourceDotState,mySource)) < &
|
|
sourceState(p)%p(mySource)%aTolState(1:mySizeSourceDotState) &
|
|
.or. abs(sourceStateResiduum(1:mySizeSourceDotState,mySource)) < &
|
|
rTol_crystalliteState * abs(tempSourceState(1:mySizeSourceDotState,mySource)))
|
|
enddo
|
|
if (converged) crystallite_converged(g,i,e) = .true. ! ... converged per definition
|
|
|
|
plasticState(p)%state(1:mySizePlasticDotState,c) = &
|
|
tempPlasticState(1:mySizePlasticDotState)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
sourceState(p)%p(mySource)%state(1:mySizeSourceDotState,c) = &
|
|
tempSourceState(1:mySizeSourceDotState,mySource)
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
! --- STATE JUMP ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e) .and. crystallite_converged(g,i,e)) then ! converged and still alive...
|
|
crystallite_todo(g,i,e) = stateJump(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e)) then ! if state jump fails, then convergence is broken
|
|
crystallite_converged(g,i,e) = .false.
|
|
if (.not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt) &
|
|
write(6,'(a,i8,a,i2)') '<< CRYST >> ', count(crystallite_converged(:,:,:)), &
|
|
' grains converged after state integration #', NiterationState
|
|
#endif
|
|
|
|
! --- NON-LOCAL CONVERGENCE CHECK ---
|
|
|
|
if (.not. singleRun) then ! if not requesting Integration of just a single IP
|
|
if (any(.not. crystallite_converged .and. .not. crystallite_localPlasticity)) & ! any non-local not yet converged (or broken)...
|
|
crystallite_converged = crystallite_converged .and. crystallite_localPlasticity ! ...restart all non-local as not converged
|
|
endif
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt) then
|
|
write(6,'(a,i8,a)') '<< CRYST >> ', count(crystallite_converged(:,:,:)), &
|
|
' grains converged after non-local check'
|
|
write(6,'(a,i8,a,i2,/)') '<< CRYST >> ', count(crystallite_todo(:,:,:)), &
|
|
' grains todo after state integration #', NiterationState
|
|
endif
|
|
#endif
|
|
|
|
! --- CHECK IF DONE WITH INTEGRATION ---
|
|
|
|
doneWithIntegration = .true.
|
|
elemLoop: do e = eIter(1),eIter(2)
|
|
do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
doneWithIntegration = .false.
|
|
exit elemLoop
|
|
endif
|
|
enddo; enddo
|
|
enddo elemLoop
|
|
|
|
enddo crystalliteLooping
|
|
|
|
end subroutine integrateStateFPI
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief integrate stress, and state with 1st order explicit Euler method
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine integrateStateEuler()
|
|
use, intrinsic :: &
|
|
IEEE_arithmetic
|
|
#ifdef DEBUG
|
|
use debug, only: &
|
|
debug_e, &
|
|
debug_i, &
|
|
debug_g, &
|
|
debug_level, &
|
|
debug_crystallite, &
|
|
debug_levelBasic, &
|
|
debug_levelExtensive, &
|
|
debug_levelSelective
|
|
#endif
|
|
use mesh, only: &
|
|
mesh_element, &
|
|
mesh_NcpElems
|
|
use material, only: &
|
|
plasticState, &
|
|
sourceState, &
|
|
phaseAt, phasememberAt, &
|
|
phase_Nsources, &
|
|
homogenization_Ngrains
|
|
use constitutive, only: &
|
|
constitutive_collectDotState, &
|
|
constitutive_microstructure
|
|
|
|
implicit none
|
|
|
|
integer(pInt) :: &
|
|
e, & ! element index in element loop
|
|
i, & ! integration point index in ip loop
|
|
g, & ! grain index in grain loop
|
|
p, & ! phase loop
|
|
c, &
|
|
mySource, &
|
|
mySizePlasticDotState, &
|
|
mySizeSourceDotState
|
|
integer(pInt), dimension(2) :: &
|
|
eIter ! bounds for element iteration
|
|
integer(pInt), dimension(2,mesh_NcpElems) :: &
|
|
iIter, & ! bounds for ip iteration
|
|
gIter ! bounds for grain iteration
|
|
logical :: &
|
|
NaN, &
|
|
singleRun ! flag indicating computation for single (g,i,e) triple
|
|
|
|
|
|
eIter = FEsolving_execElem(1:2)
|
|
do e = eIter(1),eIter(2)
|
|
iIter(1:2,e) = FEsolving_execIP(1:2,e)
|
|
gIter(1:2,e) = [ 1_pInt,homogenization_Ngrains(mesh_element(3,e))]
|
|
enddo
|
|
|
|
singleRun = (eIter(1) == eIter(2) .and. iIter(1,eIter(1)) == iIter(2,eIter(2)))
|
|
|
|
call update_dotState(1.0_pReal)
|
|
call update_State(1.0_pReal)
|
|
|
|
!$OMP PARALLEL
|
|
|
|
|
|
|
|
|
|
! --- STATE JUMP ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
crystallite_todo(g,i,e) = stateJump(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
!$OMP END PARALLEL
|
|
|
|
call update_dependentState
|
|
|
|
|
|
!$OMP PARALLEL
|
|
! --- STRESS INTEGRATION ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
crystallite_todo(g,i,e) = integrateStress(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
|
|
! --- SET CONVERGENCE FLAG ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
crystallite_converged(g,i,e) = crystallite_todo(g,i,e) .or. crystallite_converged(g,i,e) ! if still "to do" then converged per definitionem
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
!$OMP END PARALLEL
|
|
|
|
|
|
! --- CHECK NON-LOCAL CONVERGENCE ---
|
|
|
|
if (.not. singleRun) then ! if not requesting Integration of just a single IP
|
|
if (any(.not. crystallite_converged .and. .not. crystallite_localPlasticity) ) & ! any non-local not yet converged (or broken)...
|
|
crystallite_converged = crystallite_converged .and. crystallite_localPlasticity ! ...restart all non-local as not converged
|
|
endif
|
|
|
|
end subroutine integrateStateEuler
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief integrate stress, state with 1st order Euler method with adaptive step size
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine integrateStateAdaptiveEuler()
|
|
use, intrinsic :: &
|
|
IEEE_arithmetic
|
|
#ifdef DEBUG
|
|
use debug, only: &
|
|
debug_e, &
|
|
debug_i, &
|
|
debug_g, &
|
|
debug_level, &
|
|
debug_crystallite, &
|
|
debug_levelBasic, &
|
|
debug_levelExtensive, &
|
|
debug_levelSelective
|
|
#endif
|
|
use numerics, only: &
|
|
rTol_crystalliteState
|
|
use mesh, only: &
|
|
mesh_element, &
|
|
mesh_NcpElems, &
|
|
mesh_maxNips
|
|
use material, only: &
|
|
homogenization_Ngrains, &
|
|
plasticState, &
|
|
sourceState, &
|
|
phaseAt, phasememberAt, &
|
|
phase_Nsources, &
|
|
homogenization_maxNgrains
|
|
use constitutive, only: &
|
|
constitutive_collectDotState, &
|
|
constitutive_microstructure, &
|
|
constitutive_plasticity_maxSizeDotState, &
|
|
constitutive_source_maxSizeDotState
|
|
|
|
implicit none
|
|
integer(pInt) :: &
|
|
e, & ! element index in element loop
|
|
i, & ! integration point index in ip loop
|
|
g, & ! grain index in grain loop
|
|
s, & ! state index
|
|
p, &
|
|
c, &
|
|
mySource, &
|
|
mySizePlasticDotState, & ! size of dot states
|
|
mySizeSourceDotState
|
|
integer(pInt), dimension(2) :: &
|
|
eIter ! bounds for element iteration
|
|
integer(pInt), dimension(2,mesh_NcpElems) :: &
|
|
iIter, & ! bounds for ip iteration
|
|
gIter ! bounds for grain iteration
|
|
real(pReal), dimension(constitutive_plasticity_maxSizeDotState, &
|
|
homogenization_maxNgrains,mesh_maxNips,mesh_NcpElems) :: &
|
|
plasticStateResiduum, & ! residuum from evolution in micrstructure
|
|
relPlasticStateResiduum ! relative residuum from evolution in microstructure
|
|
real(pReal), dimension(constitutive_source_maxSizeDotState,&
|
|
maxval(phase_Nsources), &
|
|
homogenization_maxNgrains,mesh_maxNips,mesh_NcpElems) :: &
|
|
sourceStateResiduum, & ! residuum from evolution in micrstructure
|
|
relSourceStateResiduum ! relative residuum from evolution in microstructure
|
|
|
|
logical :: &
|
|
converged, &
|
|
NaN, &
|
|
singleRun ! flag indicating computation for single (g,i,e) triple
|
|
|
|
|
|
! --- LOOP ITERATOR FOR ELEMENT, GRAIN, IP ---
|
|
eIter = FEsolving_execElem(1:2)
|
|
do e = eIter(1),eIter(2)
|
|
iIter(1:2,e) = FEsolving_execIP(1:2,e)
|
|
gIter(1:2,e) = [ 1_pInt,homogenization_Ngrains(mesh_element(3,e))]
|
|
enddo
|
|
|
|
singleRun = (eIter(1) == eIter(2) .and. iIter(1,eIter(1)) == iIter(2,eIter(2)))
|
|
|
|
|
|
plasticStateResiduum = 0.0_pReal
|
|
relPlasticStateResiduum = 0.0_pReal
|
|
sourceStateResiduum = 0.0_pReal
|
|
relSourceStateResiduum = 0.0_pReal
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! contribution to state and relative residui and from Euler integration
|
|
call update_dotState(1.0_pReal)
|
|
|
|
!$OMP PARALLEL
|
|
|
|
|
|
! --- STATE UPDATE (EULER INTEGRATION) ---
|
|
|
|
!$OMP DO PRIVATE(mySizePlasticDotState,mySizeSourceDotState,p,c)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
c = phasememberAt(g,i,e)
|
|
mySizePlasticDotState = plasticState(p)%sizeDotState
|
|
plasticStateResiduum(1:mySizePlasticDotState,g,i,e) = &
|
|
- 0.5_pReal &
|
|
* plasticState(p)%dotstate(1:mySizePlasticDotState,c) &
|
|
* crystallite_subdt(g,i,e) ! contribution to absolute residuum in state
|
|
plasticState(p)%state (1:mySizePlasticDotState,c) = &
|
|
plasticState(p)%state (1:mySizePlasticDotState,c) &
|
|
+ plasticState(p)%dotstate(1:mySizePlasticDotState,c) &
|
|
* crystallite_subdt(g,i,e)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
sourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e) = &
|
|
- 0.5_pReal &
|
|
* sourceState(p)%p(mySource)%dotstate(1:mySizeSourceDotState,c) &
|
|
* crystallite_subdt(g,i,e) ! contribution to absolute residuum in state
|
|
sourceState(p)%p(mySource)%state (1:mySizeSourceDotState,c) = &
|
|
sourceState(p)%p(mySource)%state (1:mySizeSourceDotState,c) &
|
|
+ sourceState(p)%p(mySource)%dotstate(1:mySizeSourceDotState,c) &
|
|
* crystallite_subdt(g,i,e)
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
|
|
! --- STATE JUMP ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = stateJump(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
call update_dependentState
|
|
|
|
|
|
! --- STRESS INTEGRATION (EULER INTEGRATION) ---
|
|
|
|
!$OMP PARALLEL DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = integrateStress(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP END PARALLEL DO
|
|
|
|
|
|
call update_dotState(1.0_pReal)
|
|
|
|
!$OMP PARALLEL
|
|
!$OMP DO PRIVATE(p,c,NaN)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
c = phasememberAt(g,i,e)
|
|
NaN = any(IEEE_is_NaN(plasticState(p)%dotState(:,c)))
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
NaN = NaN .or. any(IEEE_is_NaN(sourceState(p)%p(mySource)%dotState(:,c)))
|
|
enddo
|
|
if (NaN) then ! NaN occured in any dotState
|
|
if (.not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
else ! if broken local...
|
|
crystallite_todo(g,i,e) = .false. ! ... skip this one next time
|
|
endif
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
|
|
! --- ERROR ESTIMATE FOR STATE (HEUN METHOD) ---
|
|
|
|
!$OMP SINGLE
|
|
relPlasticStateResiduum = 0.0_pReal
|
|
relSourceStateResiduum = 0.0_pReal
|
|
!$OMP END SINGLE
|
|
|
|
!$OMP DO PRIVATE(mySizePlasticDotState,mySizeSourceDotState,converged,p,c,s)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
c = phasememberAt(g,i,e)
|
|
! --- contribution of heun step to absolute residui ---
|
|
mySizePlasticDotState = plasticState(p)%sizeDotState
|
|
plasticStateResiduum(1:mySizePlasticDotState,g,i,e) = &
|
|
plasticStateResiduum(1:mySizePlasticDotState,g,i,e) &
|
|
+ 0.5_pReal * plasticState(p)%dotState(:,c) &
|
|
* crystallite_subdt(g,i,e) ! contribution to absolute residuum in state
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
sourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e) = &
|
|
sourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e) &
|
|
+ 0.5_pReal * sourceState(p)%p(mySource)%dotState(:,c) &
|
|
* crystallite_subdt(g,i,e) ! contribution to absolute residuum in state
|
|
enddo
|
|
|
|
! --- relative residui ---
|
|
forall (s = 1_pInt:mySizePlasticDotState, abs(plasticState(p)%dotState(s,c)) > 0.0_pReal) &
|
|
relPlasticStateResiduum(s,g,i,e) = &
|
|
plasticStateResiduum(s,g,i,e) / plasticState(p)%dotState(s,c)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
forall (s = 1_pInt:mySizeSourceDotState,abs(sourceState(p)%p(mySource)%dotState(s,c)) > 0.0_pReal) &
|
|
relSourceStateResiduum(s,mySource,g,i,e) = &
|
|
sourceStateResiduum(s,mySource,g,i,e) / sourceState(p)%p(mySource)%dotState(s,c)
|
|
enddo
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
|
|
.and. ((e == debug_e .and. i == debug_i .and. g == debug_g)&
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,i8,1x,i2,1x,i3,/)') '<< CRYST >> updateState at el ip g ',e,i,g
|
|
write(6,'(a,/,(12x,12(f12.1,1x)),/)') '<< CRYST >> absolute residuum tolerance', &
|
|
plasticStateResiduum(1:mySizePlasticDotState,g,i,e) / plasticState(p)%aTolState(1:mySizePlasticDotState)
|
|
write(6,'(a,/,(12x,12(f12.1,1x)),/)') '<< CRYST >> relative residuum tolerance', &
|
|
relPlasticStateResiduum(1:mySizePlasticDotState,g,i,e) / rTol_crystalliteState
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> dotState', plasticState(p)%dotState(1:mySizePlasticDotState,c) &
|
|
- 2.0_pReal * plasticStateResiduum(1:mySizePlasticDotState,g,i,e) / crystallite_subdt(g,i,e) ! calculate former dotstate from higher order solution and state residuum
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> new state', plasticState(p)%state(1:mySizePlasticDotState,c)
|
|
endif
|
|
#endif
|
|
|
|
! --- converged ? ---
|
|
converged = all(abs(relPlasticStateResiduum(1:mySizePlasticDotState,g,i,e)) < &
|
|
rTol_crystalliteState .or. &
|
|
abs(plasticStateResiduum(1:mySizePlasticDotState,g,i,e)) < &
|
|
plasticState(p)%aTolState(1:mySizePlasticDotState))
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
converged = converged .and. &
|
|
all(abs(relSourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e)) < &
|
|
rTol_crystalliteState .or. &
|
|
abs(sourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e)) < &
|
|
sourceState(p)%p(mySource)%aTolState(1:mySizeSourceDotState))
|
|
enddo
|
|
if (converged) crystallite_converged(g,i,e) = .true. ! ... converged per definitionem
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
|
|
! --- NONLOCAL CONVERGENCE CHECK ---
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt) &
|
|
write(6,'(a,i8,a,i2,/)') '<< CRYST >> ', count(crystallite_converged(:,:,:)), ' grains converged'
|
|
#endif
|
|
if ((.not. singleRun) .and. any(.not. crystallite_converged .and. .not. crystallite_localPlasticity)) & ! any non-local not yet converged (or broken)...
|
|
crystallite_converged = crystallite_converged .and. crystallite_localPlasticity ! ...restart all non-local as not converged
|
|
|
|
|
|
end subroutine integrateStateAdaptiveEuler
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief integrate stress, state with 4th order explicit Runge Kutta method
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine integrateStateRK4()
|
|
use, intrinsic :: &
|
|
IEEE_arithmetic
|
|
#ifdef DEBUG
|
|
use debug, only: &
|
|
debug_e, &
|
|
debug_i, &
|
|
debug_g, &
|
|
debug_level, &
|
|
debug_crystallite, &
|
|
debug_levelBasic, &
|
|
debug_levelExtensive, &
|
|
debug_levelSelective
|
|
#endif
|
|
use mesh, only: &
|
|
mesh_element, &
|
|
mesh_NcpElems
|
|
use material, only: &
|
|
homogenization_Ngrains, &
|
|
plasticState, &
|
|
sourceState, &
|
|
phase_Nsources, &
|
|
phaseAt, phasememberAt
|
|
use config, only: &
|
|
material_Nphase
|
|
use constitutive, only: &
|
|
constitutive_collectDotState, &
|
|
constitutive_microstructure
|
|
|
|
implicit none
|
|
real(pReal), dimension(4), parameter :: &
|
|
TIMESTEPFRACTION = [0.5_pReal, 0.5_pReal, 1.0_pReal, 1.0_pReal] ! factor giving the fraction of the original timestep used for Runge Kutta Integration
|
|
real(pReal), dimension(4), parameter :: &
|
|
WEIGHT = [1.0_pReal, 2.0_pReal, 2.0_pReal, 1.0_pReal/6.0_pReal] ! weight of slope used for Runge Kutta integration (final weight divided by 6)
|
|
|
|
integer(pInt) :: e, & ! element index in element loop
|
|
i, & ! integration point index in ip loop
|
|
g, & ! grain index in grain loop
|
|
p, & ! phase loop
|
|
c, &
|
|
n, &
|
|
mySource, &
|
|
mySizePlasticDotState, &
|
|
mySizeSourceDotState
|
|
integer(pInt), dimension(2) :: eIter ! bounds for element iteration
|
|
integer(pInt), dimension(2,mesh_NcpElems) :: iIter, & ! bounds for ip iteration
|
|
gIter ! bounds for grain iteration
|
|
logical :: NaN, &
|
|
singleRun ! flag indicating computation for single (g,i,e) triple
|
|
|
|
eIter = FEsolving_execElem(1:2)
|
|
do e = eIter(1),eIter(2)
|
|
iIter(1:2,e) = FEsolving_execIP(1:2,e)
|
|
gIter(1:2,e) = [ 1_pInt,homogenization_Ngrains(mesh_element(3,e))]
|
|
enddo
|
|
|
|
singleRun = (eIter(1) == eIter(2) .and. iIter(1,eIter(1)) == iIter(2,eIter(2)))
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! initialize dotState
|
|
if (.not. singleRun) then
|
|
do p = 1_pInt, material_Nphase
|
|
plasticState(p)%RK4dotState = 0.0_pReal
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
sourceState(p)%p(mySource)%RK4dotState = 0.0_pReal
|
|
enddo
|
|
enddo
|
|
else
|
|
e = eIter(1)
|
|
i = iIter(1,e)
|
|
do g = gIter(1,e), gIter(2,e)
|
|
plasticState(phaseAt(g,i,e))%RK4dotState(:,phasememberAt(g,i,e)) = 0.0_pReal
|
|
do mySource = 1_pInt, phase_Nsources(phaseAt(g,i,e))
|
|
sourceState(phaseAt(g,i,e))%p(mySource)%RK4dotState(:,phasememberAt(g,i,e)) = 0.0_pReal
|
|
enddo
|
|
enddo
|
|
endif
|
|
|
|
call update_dotState(1.0_pReal)
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! --- SECOND TO FOURTH RUNGE KUTTA STEP PLUS FINAL INTEGRATION ---
|
|
|
|
do n = 1_pInt,4_pInt
|
|
! --- state update ---
|
|
|
|
!$OMP PARALLEL
|
|
!$OMP DO PRIVATE(p,c)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
c = phasememberAt(g,i,e)
|
|
plasticState(p)%RK4dotState(:,c) = plasticState(p)%RK4dotState(:,c) &
|
|
+ weight(n)*plasticState(p)%dotState(:,c)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
sourceState(p)%p(mySource)%RK4dotState(:,c) = sourceState(p)%p(mySource)%RK4dotState(:,c) &
|
|
+ weight(n)*sourceState(p)%p(mySource)%dotState(:,c)
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
call update_state(TIMESTEPFRACTION(n))
|
|
|
|
!$OMP PARALLEL
|
|
! --- state jump ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = stateJump(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
call update_dependentState
|
|
!$OMP PARALLEL
|
|
|
|
|
|
! --- stress integration ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = integrateStress(g,i,e,timeStepFraction(n)) ! fraction of original times step
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
! --- dot state and RK dot state---
|
|
|
|
first3steps: if (n < 4) then
|
|
call update_dotState(timeStepFraction(n))
|
|
endif first3steps
|
|
|
|
|
|
enddo
|
|
|
|
|
|
! --- SET CONVERGENCE FLAG ---
|
|
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
crystallite_converged(g,i,e) = crystallite_todo(g,i,e) .or. crystallite_converged(g,i,e) ! if still "to do" then converged per definitionem
|
|
enddo; enddo; enddo
|
|
|
|
|
|
! --- CHECK NONLOCAL CONVERGENCE ---
|
|
|
|
if (.not. singleRun) then ! if not requesting Integration of just a single IP
|
|
if (any(.not. crystallite_converged .and. .not. crystallite_localPlasticity)) then ! any non-local not yet converged (or broken)...
|
|
crystallite_converged = crystallite_converged .and. crystallite_localPlasticity ! ...restart all non-local as not converged
|
|
endif
|
|
endif
|
|
|
|
end subroutine integrateStateRK4
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief integrate stress, state with 5th order Runge-Kutta Cash-Karp method with
|
|
!> adaptive step size (use 5th order solution to advance = "local extrapolation")
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine integrateStateRKCK45()
|
|
use, intrinsic :: &
|
|
IEEE_arithmetic
|
|
#ifdef DEBUG
|
|
use debug, only: &
|
|
debug_e, &
|
|
debug_i, &
|
|
debug_g, &
|
|
debug_level, &
|
|
debug_crystallite, &
|
|
debug_levelBasic, &
|
|
debug_levelExtensive, &
|
|
debug_levelSelective
|
|
#endif
|
|
use numerics, only: &
|
|
rTol_crystalliteState
|
|
use mesh, only: &
|
|
mesh_element, &
|
|
mesh_NcpElems, &
|
|
mesh_maxNips
|
|
use material, only: &
|
|
homogenization_Ngrains, &
|
|
plasticState, &
|
|
sourceState, &
|
|
phase_Nsources, &
|
|
phaseAt, phasememberAt, &
|
|
homogenization_maxNgrains
|
|
use constitutive, only: &
|
|
constitutive_collectDotState, &
|
|
constitutive_plasticity_maxSizeDotState, &
|
|
constitutive_source_maxSizeDotState, &
|
|
constitutive_microstructure
|
|
|
|
implicit none
|
|
real(pReal), dimension(5,5), parameter :: &
|
|
A = reshape([&
|
|
.2_pReal, .075_pReal, .3_pReal, -11.0_pReal/54.0_pReal, 1631.0_pReal/55296.0_pReal, &
|
|
.0_pReal, .225_pReal, -.9_pReal, 2.5_pReal, 175.0_pReal/512.0_pReal, &
|
|
.0_pReal, .0_pReal, 1.2_pReal, -70.0_pReal/27.0_pReal, 575.0_pReal/13824.0_pReal, &
|
|
.0_pReal, .0_pReal, .0_pReal, 35.0_pReal/27.0_pReal, 44275.0_pReal/110592.0_pReal, &
|
|
.0_pReal, .0_pReal, .0_pReal, .0_pReal, 253.0_pReal/4096.0_pReal], &
|
|
[5,5], order=[2,1]) !< coefficients in Butcher tableau (used for preliminary integration in stages 2 to 6)
|
|
|
|
real(pReal), dimension(6), parameter :: &
|
|
B = &
|
|
[37.0_pReal/378.0_pReal, .0_pReal, 250.0_pReal/621.0_pReal, &
|
|
125.0_pReal/594.0_pReal, .0_pReal, 512.0_pReal/1771.0_pReal], & !< coefficients in Butcher tableau (used for final integration and error estimate)
|
|
DB = B - &
|
|
[2825.0_pReal/27648.0_pReal, .0_pReal, 18575.0_pReal/48384.0_pReal,&
|
|
13525.0_pReal/55296.0_pReal, 277.0_pReal/14336.0_pReal, 0.25_pReal] !< coefficients in Butcher tableau (used for final integration and error estimate)
|
|
|
|
real(pReal), dimension(5), parameter :: &
|
|
C = [0.2_pReal, 0.3_pReal, 0.6_pReal, 1.0_pReal, 0.875_pReal] !< coefficients in Butcher tableau (fractions of original time step in stages 2 to 6)
|
|
|
|
integer(pInt) :: &
|
|
e, & ! element index in element loop
|
|
i, & ! integration point index in ip loop
|
|
g, & ! grain index in grain loop
|
|
stage, & ! stage index in integration stage loop
|
|
s, & ! state index
|
|
n, &
|
|
p, &
|
|
cc, &
|
|
mySource, &
|
|
mySizePlasticDotState, & ! size of dot States
|
|
mySizeSourceDotState
|
|
integer(pInt), dimension(2) :: &
|
|
eIter ! bounds for element iteration
|
|
integer(pInt), dimension(2,mesh_NcpElems) :: &
|
|
iIter, & ! bounds for ip iteration
|
|
gIter ! bounds for grain iteration
|
|
|
|
real(pReal), dimension(constitutive_plasticity_maxSizeDotState, &
|
|
homogenization_maxNgrains,mesh_maxNips,mesh_NcpElems) :: &
|
|
plasticStateResiduum, & ! residuum from evolution in microstructure
|
|
relPlasticStateResiduum ! relative residuum from evolution in microstructure
|
|
real(pReal), dimension(constitutive_source_maxSizeDotState, &
|
|
maxval(phase_Nsources), &
|
|
homogenization_maxNgrains,mesh_maxNips,mesh_NcpElems) :: &
|
|
sourceStateResiduum, & ! residuum from evolution in microstructure
|
|
relSourceStateResiduum ! relative residuum from evolution in microstructure
|
|
logical :: &
|
|
NaN, &
|
|
singleRun ! flag indicating computation for single (g,i,e) triple
|
|
|
|
eIter = FEsolving_execElem(1:2)
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt) &
|
|
write(6,'(a,1x,i1)') '<< CRYST >> Runge--Kutta step',1
|
|
#endif
|
|
|
|
! --- LOOP ITERATOR FOR ELEMENT, GRAIN, IP ---
|
|
do e = eIter(1),eIter(2)
|
|
iIter(1:2,e) = FEsolving_execIP(1:2,e)
|
|
gIter(1:2,e) = [ 1_pInt,homogenization_Ngrains(mesh_element(3,e))]
|
|
enddo
|
|
|
|
singleRun = (eIter(1) == eIter(2) .and. iIter(1,eIter(1)) == iIter(2,eIter(2)))
|
|
|
|
|
|
call update_dotState(1.0_pReal)
|
|
|
|
|
|
! --- SECOND TO SIXTH RUNGE KUTTA STEP ---
|
|
|
|
do stage = 1_pInt,5_pInt
|
|
|
|
! --- state update ---
|
|
|
|
!$OMP PARALLEL
|
|
!$OMP DO PRIVATE(p,cc)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
cc = phasememberAt(g,i,e)
|
|
plasticState(p)%RKCK45dotState(stage,:,cc) = plasticState(p)%dotState(:,cc) ! store Runge-Kutta dotState
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
sourceState(p)%p(mySource)%RKCK45dotState(stage,:,cc) = sourceState(p)%p(mySource)%dotState(:,cc)
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
!$OMP DO PRIVATE(p,cc,n)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
cc = phasememberAt(g,i,e)
|
|
|
|
plasticState(p)%dotState(:,cc) = A(1,stage) * plasticState(p)%RKCK45dotState(1,:,cc)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
sourceState(p)%p(mySource)%dotState(:,cc) = A(1,stage) * sourceState(p)%p(mySource)%RKCK45dotState(1,:,cc)
|
|
enddo
|
|
do n = 2_pInt, stage
|
|
plasticState(p)%dotState(:,cc) = &
|
|
plasticState(p)%dotState(:,cc) + A(n,stage) * plasticState(p)%RKCK45dotState(n,:,cc)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
sourceState(p)%p(mySource)%dotState(:,cc) = &
|
|
sourceState(p)%p(mySource)%dotState(:,cc) + A(n,stage) * sourceState(p)%p(mySource)%RKCK45dotState(n,:,cc)
|
|
enddo
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
call update_state(1.0_pReal) !MD: 1.0 correct?
|
|
|
|
!$OMP PARALLEL
|
|
|
|
|
|
! --- state jump ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = stateJump(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
|
|
|
|
call update_dependentState
|
|
!$OMP PARALLEL
|
|
|
|
! --- stress integration ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = integrateStress(g,i,e,C(stage)) ! fraction of original time step
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
call update_dotState(C(stage))
|
|
|
|
enddo
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! --- STATE UPDATE WITH ERROR ESTIMATE FOR STATE ---
|
|
|
|
relPlasticStateResiduum = 0.0_pReal
|
|
relSourceStateResiduum = 0.0_pReal
|
|
!$OMP PARALLEL
|
|
!$OMP DO PRIVATE(p,cc)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
cc = phasememberAt(g,i,e)
|
|
plasticState(p)%RKCK45dotState(6,:,cc) = plasticState (p)%dotState(:,cc) ! store Runge-Kutta dotState
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
sourceState(p)%p(mySource)%RKCK45dotState(6,:,cc) = sourceState(p)%p(mySource)%dotState(:,cc) ! store Runge-Kutta dotState
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
!$OMP DO PRIVATE(mySizePlasticDotState,mySizeSourceDotState,p,cc)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
cc = phasememberAt(g,i,e)
|
|
|
|
! --- absolute residuum in state ---
|
|
mySizePlasticDotState = plasticState(p)%sizeDotState
|
|
plasticStateResiduum(1:mySizePlasticDotState,g,i,e) = &
|
|
matmul(transpose(plasticState(p)%RKCK45dotState(1:6,1:mySizePlasticDotState,cc)),DB) &
|
|
* crystallite_subdt(g,i,e)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
sourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e) = &
|
|
matmul(transpose(sourceState(p)%p(mySource)%RKCK45dotState(1:6,1:mySizeSourceDotState,cc)),DB) &
|
|
* crystallite_subdt(g,i,e)
|
|
enddo
|
|
|
|
! --- dot state ---
|
|
plasticState(p)%dotState(:,cc) = &
|
|
matmul(transpose(plasticState(p)%RKCK45dotState(1:6,1:mySizePlasticDotState,cc)), B)
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
sourceState(p)%p(mySource)%dotState(:,cc) = &
|
|
matmul(transpose(sourceState(p)%p(mySource)%RKCK45dotState(1:6,1:mySizeSourceDotState,cc)),B)
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
call update_state(1.0_pReal)
|
|
|
|
!$OMP PARALLEL
|
|
! --- relative residui and state convergence ---
|
|
|
|
!$OMP DO PRIVATE(mySizePlasticDotState,mySizeSourceDotState,p,cc,s)
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
if (crystallite_todo(g,i,e)) then
|
|
p = phaseAt(g,i,e)
|
|
cc = phasememberAt(g,i,e)
|
|
mySizePlasticDotState = plasticState(p)%sizeDotState
|
|
forall (s = 1_pInt:mySizePlasticDotState, abs(plasticState(p)%state(s,cc)) > 0.0_pReal) &
|
|
relPlasticStateResiduum(s,g,i,e) = &
|
|
plasticStateResiduum(s,g,i,e) / plasticState(p)%state(s,cc)
|
|
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
forall (s = 1_pInt:mySizeSourceDotState,abs(sourceState(p)%p(mySource)%state(s,cc)) > 0.0_pReal) &
|
|
relSourceStateResiduum(s,mySource,g,i,e) = &
|
|
sourceStateResiduum(s,mySource,g,i,e) / sourceState(p)%p(mySource)%state(s,cc)
|
|
enddo
|
|
crystallite_todo(g,i,e) = all(abs(relPlasticStateResiduum(1:mySizePlasticDotState,g,i,e)) < &
|
|
rTol_crystalliteState .or. &
|
|
abs(plasticStateResiduum(1:mySizePlasticDotState,g,i,e)) < &
|
|
plasticState(p)%aTolState(1:mySizePlasticDotState))
|
|
do mySource = 1_pInt, phase_Nsources(p)
|
|
mySizeSourceDotState = sourceState(p)%p(mySource)%sizeDotState
|
|
crystallite_todo(g,i,e) = crystallite_todo(g,i,e) .and. &
|
|
all(abs(relSourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e)) < &
|
|
rTol_crystalliteState .or. &
|
|
abs(sourceStateResiduum(1:mySizeSourceDotState,mySource,g,i,e)) < &
|
|
sourceState(p)%p(mySource)%aTolState(1:mySizeSourceDotState))
|
|
enddo
|
|
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt&
|
|
.and. ((e == debug_e .and. i == debug_i .and. g == debug_g)&
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,i8,1x,i3,1x,i3,/)') '<< CRYST >> updateState at el ip ipc ',e,i,g
|
|
write(6,'(a,/,(12x,12(f12.1,1x)),/)') '<< CRYST >> absolute residuum tolerance', &
|
|
plasticStateResiduum(1:mySizePlasticDotState,g,i,e) / plasticState(p)%aTolState(1:mySizePlasticDotState)
|
|
write(6,'(a,/,(12x,12(f12.1,1x)),/)') '<< CRYST >> relative residuum tolerance', &
|
|
relPlasticStateResiduum(1:mySizePlasticDotState,g,i,e) / rTol_crystalliteState
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> dotState', &
|
|
plasticState(p)%dotState(1:mySizePlasticDotState,cc)
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> new state', &
|
|
plasticState(p)%state(1:mySizePlasticDotState,cc)
|
|
endif
|
|
#endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
|
|
! --- STATE JUMP ---
|
|
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = stateJump(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
call update_dependentState
|
|
|
|
!$OMP PARALLEL
|
|
!--------------------------------------------------------------------------------------------------
|
|
! --- FINAL STRESS INTEGRATION STEP IF RESIDUUM BELOW TOLERANCE ---
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e)) then
|
|
crystallite_todo(g,i,e) = integrateStress(g,i,e)
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (.not. crystallite_todo(g,i,e) .and. .not. crystallite_localPlasticity(g,i,e)) then ! if broken non-local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals skipped
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! --- SET CONVERGENCE FLAG ---
|
|
!$OMP DO
|
|
do e = eIter(1),eIter(2); do i = iIter(1,e),iIter(2,e); do g = gIter(1,e),gIter(2,e) ! iterate over elements, ips and grains
|
|
crystallite_converged(g,i,e) = crystallite_todo(g,i,e) .or. crystallite_converged(g,i,e) ! if still "to do" then converged per definition
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
|
|
!$OMP END PARALLEL
|
|
|
|
|
|
! --- nonlocal convergence check ---
|
|
#ifdef DEBUG
|
|
if (iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt) &
|
|
write(6,'(a,i8,a,i2,/)') '<< CRYST >> ', count(crystallite_converged(:,:,:)), ' grains converged' ! if not requesting Integration of just a single IP
|
|
#endif
|
|
if ((.not. singleRun) .and. any(.not. crystallite_converged .and. .not. crystallite_localPlasticity)) & ! any non-local not yet converged (or broken)...
|
|
crystallite_converged = crystallite_converged .and. crystallite_localPlasticity ! ...restart all non-local as not converged
|
|
|
|
end subroutine integrateStateRKCK45
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief tbd
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine update_dependentState()
|
|
use material, only: &
|
|
plasticState
|
|
use constitutive, only: &
|
|
constitutive_dependentState => constitutive_microstructure
|
|
|
|
implicit none
|
|
integer(pInt) :: e, & ! element index in element loop
|
|
i, & ! integration point index in ip loop
|
|
g ! grain index in grain loop
|
|
|
|
!$OMP PARALLEL
|
|
!$OMP DO
|
|
do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do g = 1,homogenization_Ngrains(mesh_element(3,e))
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) &
|
|
call constitutive_dependentState(crystallite_orientation, &
|
|
crystallite_Fe(1:3,1:3,g,i,e), &
|
|
crystallite_Fp(1:3,1:3,g,i,e), &
|
|
g, i, e)
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
end subroutine update_dependentState
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief Standard forwarding of state as state = state0 + dotState * (delta t)
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine update_state(timeFraction)
|
|
use material, only: &
|
|
plasticState, &
|
|
sourceState, &
|
|
phase_Nsources, &
|
|
phaseAt, phasememberAt
|
|
|
|
implicit none
|
|
real(pReal), intent(in) :: &
|
|
timeFraction
|
|
integer(pInt) :: &
|
|
e, & !< element index in element loop
|
|
i, & !< integration point index in ip loop
|
|
g, & !< grain index in grain loop
|
|
p, &
|
|
c, &
|
|
s, &
|
|
mySize
|
|
|
|
!$OMP PARALLEL DO PRIVATE(mySize,p,c)
|
|
do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do g = 1,homogenization_Ngrains(mesh_element(3,e))
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
p = phaseAt(g,i,e); c = phasememberAt(g,i,e)
|
|
|
|
mySize = plasticState(p)%sizeDotState
|
|
plasticState(p)%state(1:mySize,c) = plasticState(p)%subState0(1:mySize,c) &
|
|
+ plasticState(p)%dotState (1:mySize,c) &
|
|
* crystallite_subdt(g,i,e) * timeFraction
|
|
do s = 1_pInt, phase_Nsources(p)
|
|
mySize = sourceState(p)%p(s)%sizeDotState
|
|
sourceState(p)%p(s)%state(1:mySize,c) = sourceState(p)%p(s)%subState0(1:mySize,c) &
|
|
+ sourceState(p)%p(s)%dotState (1:mySize,c) &
|
|
* crystallite_subdt(g,i,e) * timeFraction
|
|
enddo
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP END PARALLEL DO
|
|
|
|
end subroutine update_state
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief triggers calculation of all new rates
|
|
!> if NaN occurs, crystallite_todo is set to FALSE. Any NaN in a nonlocal propagates to all others
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine update_dotState(timeFraction)
|
|
use, intrinsic :: &
|
|
IEEE_arithmetic
|
|
use material, only: &
|
|
plasticState, &
|
|
sourceState, &
|
|
phaseAt, phasememberAt, &
|
|
phase_Nsources
|
|
use constitutive, only: &
|
|
constitutive_collectDotState
|
|
|
|
implicit none
|
|
|
|
real(pReal), intent(in) :: &
|
|
timeFraction
|
|
integer(pInt) :: &
|
|
e, & !< element index in element loop
|
|
i, & !< integration point index in ip loop
|
|
g, & !< grain index in grain loop
|
|
p, &
|
|
c, &
|
|
s
|
|
logical :: &
|
|
NaN
|
|
|
|
!$OMP PARALLEL
|
|
!$OMP DO PRIVATE (p,c,NaN)
|
|
do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
do g = 1,homogenization_Ngrains(mesh_element(3,e))
|
|
!$OMP FLUSH(crystallite_todo)
|
|
if (crystallite_todo(g,i,e) .and. .not. crystallite_converged(g,i,e)) then
|
|
call constitutive_collectDotState(crystallite_Tstar_v(1:6,g,i,e), &
|
|
crystallite_Fe, &
|
|
crystallite_Fi(1:3,1:3,g,i,e), &
|
|
crystallite_Fp, &
|
|
crystallite_subdt(g,i,e)*timeFraction, crystallite_subFrac, g,i,e)
|
|
p = phaseAt(g,i,e); c = phasememberAt(g,i,e)
|
|
NaN = any(IEEE_is_NaN(plasticState(p)%dotState(:,c)))
|
|
do s = 1_pInt, phase_Nsources(p)
|
|
NaN = NaN .or. any(IEEE_is_NaN(sourceState(p)%p(s)%dotState(:,c)))
|
|
enddo
|
|
if (NaN) then
|
|
crystallite_todo(g,i,e) = .false. ! this one done (and broken)
|
|
if (.not. crystallite_localPlasticity(g,i,e)) then ! if broken is a local...
|
|
!$OMP CRITICAL (checkTodo)
|
|
crystallite_todo = crystallite_todo .and. crystallite_localPlasticity ! ...all non-locals done (and broken)
|
|
!$OMP END CRITICAL (checkTodo)
|
|
endif
|
|
endif
|
|
endif
|
|
enddo; enddo; enddo
|
|
!$OMP ENDDO
|
|
!$OMP END PARALLEL
|
|
|
|
end subroutine update_DotState
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief calculates a jump in the state according to the current state and the current stress
|
|
!> returns true, if state jump was successfull or not needed. false indicates NaN in delta state
|
|
!--------------------------------------------------------------------------------------------------
|
|
logical function stateJump(ipc,ip,el)
|
|
use, intrinsic :: &
|
|
IEEE_arithmetic
|
|
use prec, only: &
|
|
dNeq0
|
|
#ifdef DEBUG
|
|
use debug, only: &
|
|
debug_e, &
|
|
debug_i, &
|
|
debug_g, &
|
|
debug_level, &
|
|
debug_crystallite, &
|
|
debug_levelExtensive, &
|
|
debug_levelSelective
|
|
#endif
|
|
use material, only: &
|
|
plasticState, &
|
|
sourceState, &
|
|
phase_Nsources, &
|
|
phaseAt, phasememberAt
|
|
use constitutive, only: &
|
|
constitutive_collectDeltaState
|
|
|
|
implicit none
|
|
integer(pInt), intent(in):: &
|
|
el, & ! element index
|
|
ip, & ! integration point index
|
|
ipc ! grain index
|
|
|
|
integer(pInt) :: &
|
|
c, &
|
|
p, &
|
|
mySource, &
|
|
myOffsetPlasticDeltaState, &
|
|
myOffsetSourceDeltaState, &
|
|
mySizePlasticDeltaState, &
|
|
mySizeSourceDeltaState
|
|
|
|
c = phasememberAt(ipc,ip,el)
|
|
p = phaseAt(ipc,ip,el)
|
|
|
|
call constitutive_collectDeltaState(crystallite_Tstar_v(1:6,ipc,ip,el), &
|
|
crystallite_Fe(1:3,1:3,ipc,ip,el), &
|
|
crystallite_Fi(1:3,1:3,ipc,ip,el), &
|
|
ipc,ip,el)
|
|
|
|
myOffsetPlasticDeltaState = plasticState(p)%offsetDeltaState
|
|
mySizePlasticDeltaState = plasticState(p)%sizeDeltaState
|
|
|
|
if( any(IEEE_is_NaN(plasticState(p)%deltaState(1:mySizePlasticDeltaState,c)))) then ! NaN occured in deltaState
|
|
stateJump = .false.
|
|
return
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endif
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|
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plasticState(p)%state(myOffsetPlasticDeltaState + 1_pInt : &
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myOffsetPlasticDeltaState + mySizePlasticDeltaState,c) = &
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plasticState(p)%state(myOffsetPlasticDeltaState + 1_pInt : &
|
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myOffsetPlasticDeltaState + mySizePlasticDeltaState,c) + &
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plasticState(p)%deltaState(1:mySizePlasticDeltaState,c)
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|
|
|
do mySource = 1_pInt, phase_Nsources(p)
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myOffsetSourceDeltaState = sourceState(p)%p(mySource)%offsetDeltaState
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mySizeSourceDeltaState = sourceState(p)%p(mySource)%sizeDeltaState
|
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if (any(IEEE_is_NaN(sourceState(p)%p(mySource)%deltaState(1:mySizeSourceDeltaState,c)))) then ! NaN occured in deltaState
|
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stateJump = .false.
|
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return
|
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endif
|
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sourceState(p)%p(mySource)%state(myOffsetSourceDeltaState + 1_pInt : &
|
|
myOffsetSourceDeltaState + mySizeSourceDeltaState,c) = &
|
|
sourceState(p)%p(mySource)%state(myOffsetSourceDeltaState + 1_pInt : &
|
|
myOffsetSourceDeltaState + mySizeSourceDeltaState,c) + &
|
|
sourceState(p)%p(mySource)%deltaState(1:mySizeSourceDeltaState,c)
|
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enddo
|
|
|
|
#ifdef DEBUG
|
|
if (any(dNeq0(plasticState(p)%deltaState(1:mySizePlasticDeltaState,c))) &
|
|
.and. iand(debug_level(debug_crystallite), debug_levelExtensive) /= 0_pInt &
|
|
.and. ((el == debug_e .and. ip == debug_i .and. ipc == debug_g) &
|
|
.or. .not. iand(debug_level(debug_crystallite), debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,i8,1x,i2,1x,i3, /)') '<< CRYST >> update state at el ip ipc ',el,ip,ipc
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> deltaState', plasticState(p)%deltaState(1:mySizePlasticDeltaState,c)
|
|
write(6,'(a,/,(12x,12(e12.5,1x)),/)') '<< CRYST >> new state', &
|
|
plasticState(p)%state(myOffsetPlasticDeltaState + 1_pInt : &
|
|
myOffsetPlasticDeltaState + mySizePlasticDeltaState,c)
|
|
endif
|
|
#endif
|
|
|
|
stateJump = .true.
|
|
|
|
end function stateJump
|
|
|
|
end module crystallite
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