650 lines
34 KiB
Fortran
650 lines
34 KiB
Fortran
!--------------------------------------------------------------------------------------------------
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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 Denny Tjahjanto, Max-Planck-Institut für Eisenforschung GmbH
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!> @brief homogenization manager, organizing deformation partitioning and stress homogenization
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!--------------------------------------------------------------------------------------------------
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module homogenization
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use prec
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use IO
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use config
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use math
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use material
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use constitutive
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use crystallite
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use FEsolving
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use discretization
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use thermal_isothermal
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use thermal_adiabatic
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use thermal_conduction
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use damage_none
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use damage_local
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use damage_nonlocal
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use results
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implicit none
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private
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logical, public :: &
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terminallyIll = .false. !< at least one material point is terminally ill
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!--------------------------------------------------------------------------------------------------
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! General variables for the homogenization at a material point
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real(pReal), dimension(:,:,:,:), allocatable, public :: &
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materialpoint_F0, & !< def grad of IP at start of FE increment
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materialpoint_F !< def grad of IP to be reached at end of FE increment
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real(pReal), dimension(:,:,:,:), allocatable, public, protected :: &
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materialpoint_P !< first P--K stress of IP
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real(pReal), dimension(:,:,:,:,:,:), allocatable, public, protected :: &
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materialpoint_dPdF !< tangent of first P--K stress at IP
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type :: tNumerics
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integer :: &
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nMPstate !< materialpoint state loop limit
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real(pReal) :: &
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subStepMinHomog, & !< minimum (relative) size of sub-step allowed during cutback in homogenization
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subStepSizeHomog, & !< size of first substep when cutback in homogenization
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stepIncreaseHomog !< increase of next substep size when previous substep converged in homogenization
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end type tNumerics
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type(tNumerics) :: num
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type :: tDebugOptions
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logical :: &
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basic, &
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extensive, &
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selective
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integer :: &
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element, &
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ip, &
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grain
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end type tDebugOptions
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type(tDebugOptions) :: debugHomog
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interface
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module subroutine mech_none_init
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end subroutine mech_none_init
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module subroutine mech_isostrain_init
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end subroutine mech_isostrain_init
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module subroutine mech_RGC_init(num_homogMech)
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class(tNode), pointer, intent(in) :: &
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num_homogMech !< pointer to mechanical homogenization numerics data
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end subroutine mech_RGC_init
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module subroutine mech_isostrain_partitionDeformation(F,avgF)
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real(pReal), dimension (:,:,:), intent(out) :: F !< partitioned deformation gradient
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real(pReal), dimension (3,3), intent(in) :: avgF !< average deformation gradient at material point
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end subroutine mech_isostrain_partitionDeformation
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module subroutine mech_RGC_partitionDeformation(F,avgF,instance,of)
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real(pReal), dimension (:,:,:), intent(out) :: F !< partitioned deformation gradient
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real(pReal), dimension (3,3), intent(in) :: avgF !< average deformation gradient at material point
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integer, intent(in) :: &
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instance, &
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of
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end subroutine mech_RGC_partitionDeformation
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module subroutine mech_isostrain_averageStressAndItsTangent(avgP,dAvgPdAvgF,P,dPdF,instance)
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real(pReal), dimension (3,3), intent(out) :: avgP !< average stress at material point
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real(pReal), dimension (3,3,3,3), intent(out) :: dAvgPdAvgF !< average stiffness at material point
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real(pReal), dimension (:,:,:), intent(in) :: P !< partitioned stresses
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real(pReal), dimension (:,:,:,:,:), intent(in) :: dPdF !< partitioned stiffnesses
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integer, intent(in) :: instance
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end subroutine mech_isostrain_averageStressAndItsTangent
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module subroutine mech_RGC_averageStressAndItsTangent(avgP,dAvgPdAvgF,P,dPdF,instance)
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real(pReal), dimension (3,3), intent(out) :: avgP !< average stress at material point
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real(pReal), dimension (3,3,3,3), intent(out) :: dAvgPdAvgF !< average stiffness at material point
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real(pReal), dimension (:,:,:), intent(in) :: P !< partitioned stresses
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real(pReal), dimension (:,:,:,:,:), intent(in) :: dPdF !< partitioned stiffnesses
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integer, intent(in) :: instance
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end subroutine mech_RGC_averageStressAndItsTangent
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module function mech_RGC_updateState(P,F,F0,avgF,dt,dPdF,ip,el)
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logical, dimension(2) :: mech_RGC_updateState
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real(pReal), dimension(:,:,:), intent(in) :: &
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P,& !< partitioned stresses
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F,& !< partitioned deformation gradients
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F0 !< partitioned initial deformation gradients
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real(pReal), dimension(:,:,:,:,:), intent(in) :: dPdF !< partitioned stiffnesses
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real(pReal), dimension(3,3), intent(in) :: avgF !< average F
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real(pReal), intent(in) :: dt !< time increment
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integer, intent(in) :: &
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ip, & !< integration point number
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el !< element number
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end function mech_RGC_updateState
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module subroutine mech_RGC_results(instance,group)
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integer, intent(in) :: instance !< homogenization instance
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character(len=*), intent(in) :: group !< group name in HDF5 file
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end subroutine mech_RGC_results
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end interface
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public :: &
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homogenization_init, &
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materialpoint_stressAndItsTangent, &
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homogenization_results
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contains
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!--------------------------------------------------------------------------------------------------
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!> @brief module initialization
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!--------------------------------------------------------------------------------------------------
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subroutine homogenization_init
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class (tNode) , pointer :: &
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num_homog, &
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num_homogMech, &
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num_homogGeneric, &
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debug_homogenization
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debug_homogenization => config_debug%get('homogenization', defaultVal=emptyList)
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debugHomog%basic = debug_homogenization%contains('basic')
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debugHomog%extensive = debug_homogenization%contains('extensive')
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debugHomog%selective = debug_homogenization%contains('selective')
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debugHomog%element = config_debug%get_asInt('element',defaultVal = 1)
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debugHomog%ip = config_debug%get_asInt('integrationpoint',defaultVal = 1)
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debugHomog%grain = config_debug%get_asInt('grain',defaultVal = 1)
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if (debugHomog%grain < 1 &
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.or. debugHomog%grain > homogenization_Ngrains(material_homogenizationAt(debugHomog%element))) &
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call IO_error(602,ext_msg='constituent', el=debugHomog%element, g=debugHomog%grain)
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num_homog => config_numerics%get('homogenization',defaultVal=emptyDict)
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num_homogMech => num_homog%get('mech',defaultVal=emptyDict)
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num_homogGeneric => num_homog%get('generic',defaultVal=emptyDict)
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if (any(homogenization_type == HOMOGENIZATION_NONE_ID)) call mech_none_init
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if (any(homogenization_type == HOMOGENIZATION_ISOSTRAIN_ID)) call mech_isostrain_init
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if (any(homogenization_type == HOMOGENIZATION_RGC_ID)) call mech_RGC_init(num_homogMech)
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if (any(thermal_type == THERMAL_isothermal_ID)) call thermal_isothermal_init
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if (any(thermal_type == THERMAL_adiabatic_ID)) call thermal_adiabatic_init
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if (any(thermal_type == THERMAL_conduction_ID)) call thermal_conduction_init
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if (any(damage_type == DAMAGE_none_ID)) call damage_none_init
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if (any(damage_type == DAMAGE_local_ID)) call damage_local_init
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if (any(damage_type == DAMAGE_nonlocal_ID)) call damage_nonlocal_init
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!--------------------------------------------------------------------------------------------------
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! allocate and initialize global variables
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allocate(materialpoint_dPdF(3,3,3,3,discretization_nIP,discretization_nElem), source=0.0_pReal)
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materialpoint_F0 = spread(spread(math_I3,3,discretization_nIP),4,discretization_nElem) ! initialize to identity
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materialpoint_F = materialpoint_F0 ! initialize to identity
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allocate(materialpoint_P(3,3,discretization_nIP,discretization_nElem), source=0.0_pReal)
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write(6,'(/,a)') ' <<<+- homogenization init -+>>>'; flush(6)
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num%nMPstate = num_homogGeneric%get_asInt ('nMPstate', defaultVal=10)
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num%subStepMinHomog = num_homogGeneric%get_asFloat('subStepMin', defaultVal=1.0e-3_pReal)
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num%subStepSizeHomog = num_homogGeneric%get_asFloat('subStepSize', defaultVal=0.25_pReal)
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num%stepIncreaseHomog = num_homogGeneric%get_asFloat('stepIncrease', defaultVal=1.5_pReal)
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if (num%nMPstate < 1) call IO_error(301,ext_msg='nMPstate')
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if (num%subStepMinHomog <= 0.0_pReal) call IO_error(301,ext_msg='subStepMinHomog')
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if (num%subStepSizeHomog <= 0.0_pReal) call IO_error(301,ext_msg='subStepSizeHomog')
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if (num%stepIncreaseHomog <= 0.0_pReal) call IO_error(301,ext_msg='stepIncreaseHomog')
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end subroutine homogenization_init
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!--------------------------------------------------------------------------------------------------
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!> @brief parallelized calculation of stress and corresponding tangent at material points
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!--------------------------------------------------------------------------------------------------
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subroutine materialpoint_stressAndItsTangent(updateJaco,dt)
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real(pReal), intent(in) :: dt !< time increment
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logical, intent(in) :: updateJaco !< initiating Jacobian update
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integer :: &
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NiterationHomog, &
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NiterationMPstate, &
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g, & !< grain number
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i, & !< integration point number
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e, & !< element number
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mySource, &
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myNgrains
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real(pReal), dimension(discretization_nIP,discretization_nElem) :: &
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subFrac, &
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subStep
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logical, dimension(discretization_nIP,discretization_nElem) :: &
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requested, &
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converged
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logical, dimension(2,discretization_nIP,discretization_nElem) :: &
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doneAndHappy
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#ifdef DEBUG
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if (debugHomog%basic) then
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write(6,'(/a,i5,1x,i2)') '<< HOMOG >> Material Point start at el ip ', debugHomog%element, debugHomog%ip
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write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< HOMOG >> F0', &
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transpose(materialpoint_F0(1:3,1:3,debugHomog%ip,debugHomog%element))
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write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< HOMOG >> F', &
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transpose(materialpoint_F(1:3,1:3,debugHomog%ip,debugHomog%element))
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endif
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#endif
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!--------------------------------------------------------------------------------------------------
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! initialize restoration points
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do e = FEsolving_execElem(1),FEsolving_execElem(2)
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myNgrains = homogenization_Ngrains(material_homogenizationAt(e))
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do i = FEsolving_execIP(1),FEsolving_execIP(2);
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do g = 1,myNgrains
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plasticState (material_phaseAt(g,e))%partionedState0(:,material_phasememberAt(g,i,e)) = &
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plasticState (material_phaseAt(g,e))%state0( :,material_phasememberAt(g,i,e))
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do mySource = 1, phase_Nsources(material_phaseAt(g,e))
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sourceState(material_phaseAt(g,e))%p(mySource)%partionedState0(:,material_phasememberAt(g,i,e)) = &
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sourceState(material_phaseAt(g,e))%p(mySource)%state0( :,material_phasememberAt(g,i,e))
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enddo
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crystallite_partionedFp0(1:3,1:3,g,i,e) = crystallite_Fp0(1:3,1:3,g,i,e)
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crystallite_partionedLp0(1:3,1:3,g,i,e) = crystallite_Lp0(1:3,1:3,g,i,e)
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crystallite_partionedFi0(1:3,1:3,g,i,e) = crystallite_Fi0(1:3,1:3,g,i,e)
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crystallite_partionedLi0(1:3,1:3,g,i,e) = crystallite_Li0(1:3,1:3,g,i,e)
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crystallite_partionedF0(1:3,1:3,g,i,e) = crystallite_F0(1:3,1:3,g,i,e)
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crystallite_partionedS0(1:3,1:3,g,i,e) = crystallite_S0(1:3,1:3,g,i,e)
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enddo
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subFrac(i,e) = 0.0_pReal
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converged(i,e) = .false. ! pretend failed step ...
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subStep(i,e) = 1.0_pReal/num%subStepSizeHomog ! ... larger then the requested calculation
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requested(i,e) = .true. ! everybody requires calculation
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if (homogState(material_homogenizationAt(e))%sizeState > 0) &
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homogState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e)) = &
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homogState(material_homogenizationAt(e))%State0( :,material_homogenizationMemberAt(i,e))
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if (thermalState(material_homogenizationAt(e))%sizeState > 0) &
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thermalState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e)) = &
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thermalState(material_homogenizationAt(e))%State0( :,material_homogenizationMemberAt(i,e))
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if (damageState(material_homogenizationAt(e))%sizeState > 0) &
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damageState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e)) = &
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damageState(material_homogenizationAt(e))%State0( :,material_homogenizationMemberAt(i,e))
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enddo
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enddo
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NiterationHomog = 0
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cutBackLooping: do while (.not. terminallyIll .and. &
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any(subStep(FEsolving_execIP(1):FEsolving_execIP(2),&
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FEsolving_execElem(1):FEsolving_execElem(2)) > num%subStepMinHomog))
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!$OMP PARALLEL DO PRIVATE(myNgrains)
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elementLooping1: do e = FEsolving_execElem(1),FEsolving_execElem(2)
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myNgrains = homogenization_Ngrains(material_homogenizationAt(e))
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IpLooping1: do i = FEsolving_execIP(1),FEsolving_execIP(2)
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if (converged(i,e)) then
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#ifdef DEBUG
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if (debugHomog%extensive &
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.and. ((e == debugHomog%element .and. i == debugHomog%ip) &
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.or. .not. debugHomog%selective)) then
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write(6,'(a,1x,f12.8,1x,a,1x,f12.8,1x,a,i8,1x,i2/)') '<< HOMOG >> winding forward from', &
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subFrac(i,e), 'to current subFrac', &
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subFrac(i,e)+subStep(i,e),'in materialpoint_stressAndItsTangent at el ip',e,i
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endif
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#endif
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!---------------------------------------------------------------------------------------------------
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! calculate new subStep and new subFrac
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subFrac(i,e) = subFrac(i,e) + subStep(i,e)
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subStep(i,e) = min(1.0_pReal-subFrac(i,e),num%stepIncreaseHomog*subStep(i,e)) ! introduce flexibility for step increase/acceleration
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steppingNeeded: if (subStep(i,e) > num%subStepMinHomog) then
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! wind forward grain starting point
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crystallite_partionedF0 (1:3,1:3,1:myNgrains,i,e) = crystallite_partionedF(1:3,1:3,1:myNgrains,i,e)
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crystallite_partionedFp0(1:3,1:3,1:myNgrains,i,e) = crystallite_Fp (1:3,1:3,1:myNgrains,i,e)
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crystallite_partionedLp0(1:3,1:3,1:myNgrains,i,e) = crystallite_Lp (1:3,1:3,1:myNgrains,i,e)
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crystallite_partionedFi0(1:3,1:3,1:myNgrains,i,e) = crystallite_Fi (1:3,1:3,1:myNgrains,i,e)
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crystallite_partionedLi0(1:3,1:3,1:myNgrains,i,e) = crystallite_Li (1:3,1:3,1:myNgrains,i,e)
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crystallite_partionedS0 (1:3,1:3,1:myNgrains,i,e) = crystallite_S (1:3,1:3,1:myNgrains,i,e)
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do g = 1,myNgrains
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plasticState (material_phaseAt(g,e))%partionedState0(:,material_phasememberAt(g,i,e)) = &
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plasticState (material_phaseAt(g,e))%state (:,material_phasememberAt(g,i,e))
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do mySource = 1, phase_Nsources(material_phaseAt(g,e))
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sourceState(material_phaseAt(g,e))%p(mySource)%partionedState0(:,material_phasememberAt(g,i,e)) = &
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sourceState(material_phaseAt(g,e))%p(mySource)%state (:,material_phasememberAt(g,i,e))
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enddo
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enddo
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if(homogState(material_homogenizationAt(e))%sizeState > 0) &
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homogState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e)) = &
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homogState(material_homogenizationAt(e))%State (:,material_homogenizationMemberAt(i,e))
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if(thermalState(material_homogenizationAt(e))%sizeState > 0) &
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thermalState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e)) = &
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thermalState(material_homogenizationAt(e))%State (:,material_homogenizationMemberAt(i,e))
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if(damageState(material_homogenizationAt(e))%sizeState > 0) &
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damageState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e)) = &
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damageState(material_homogenizationAt(e))%State (:,material_homogenizationMemberAt(i,e))
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endif steppingNeeded
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else
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if ( (myNgrains == 1 .and. subStep(i,e) <= 1.0 ) .or. & ! single grain already tried internal subStepping in crystallite
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num%subStepSizeHomog * subStep(i,e) <= num%subStepMinHomog ) then ! would require too small subStep
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! cutback makes no sense
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if (.not. terminallyIll) then ! so first signals terminally ill...
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!$OMP CRITICAL (write2out)
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write(6,*) 'Integration point ', i,' at element ', e, ' terminally ill'
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!$OMP END CRITICAL (write2out)
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endif
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terminallyIll = .true. ! ...and kills all others
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else ! cutback makes sense
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subStep(i,e) = num%subStepSizeHomog * subStep(i,e) ! crystallite had severe trouble, so do a significant cutback
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#ifdef DEBUG
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if (debugHomog%extensive &
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.and. ((e == debugHomog%element .and. i == debugHomog%ip) &
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.or. .not. debugHomog%selective)) then
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write(6,'(a,1x,f12.8,a,i8,1x,i2/)') &
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'<< HOMOG >> cutback step in materialpoint_stressAndItsTangent with new subStep:',&
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subStep(i,e),' at el ip',e,i
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endif
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#endif
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!--------------------------------------------------------------------------------------------------
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! restore
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if (subStep(i,e) < 1.0_pReal) then ! protect against fake cutback from \Delta t = 2 to 1. Maybe that "trick" is not necessary anymore at all? I.e. start with \Delta t = 1
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crystallite_Lp(1:3,1:3,1:myNgrains,i,e) = crystallite_partionedLp0(1:3,1:3,1:myNgrains,i,e)
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crystallite_Li(1:3,1:3,1:myNgrains,i,e) = crystallite_partionedLi0(1:3,1:3,1:myNgrains,i,e)
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endif ! maybe protecting everything from overwriting (not only L) makes even more sense
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crystallite_Fp(1:3,1:3,1:myNgrains,i,e) = crystallite_partionedFp0(1:3,1:3,1:myNgrains,i,e)
|
|
crystallite_Fi(1:3,1:3,1:myNgrains,i,e) = crystallite_partionedFi0(1:3,1:3,1:myNgrains,i,e)
|
|
crystallite_S (1:3,1:3,1:myNgrains,i,e) = crystallite_partionedS0 (1:3,1:3,1:myNgrains,i,e)
|
|
do g = 1, myNgrains
|
|
plasticState (material_phaseAt(g,e))%state( :,material_phasememberAt(g,i,e)) = &
|
|
plasticState (material_phaseAt(g,e))%partionedState0(:,material_phasememberAt(g,i,e))
|
|
do mySource = 1, phase_Nsources(material_phaseAt(g,e))
|
|
sourceState(material_phaseAt(g,e))%p(mySource)%state( :,material_phasememberAt(g,i,e)) = &
|
|
sourceState(material_phaseAt(g,e))%p(mySource)%partionedState0(:,material_phasememberAt(g,i,e))
|
|
enddo
|
|
enddo
|
|
if(homogState(material_homogenizationAt(e))%sizeState > 0) &
|
|
homogState(material_homogenizationAt(e))%State( :,material_homogenizationMemberAt(i,e)) = &
|
|
homogState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e))
|
|
if(thermalState(material_homogenizationAt(e))%sizeState > 0) &
|
|
thermalState(material_homogenizationAt(e))%State( :,material_homogenizationMemberAt(i,e)) = &
|
|
thermalState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e))
|
|
if(damageState(material_homogenizationAt(e))%sizeState > 0) &
|
|
damageState(material_homogenizationAt(e))%State( :,material_homogenizationMemberAt(i,e)) = &
|
|
damageState(material_homogenizationAt(e))%subState0(:,material_homogenizationMemberAt(i,e))
|
|
endif
|
|
endif
|
|
|
|
if (subStep(i,e) > num%subStepMinHomog) then
|
|
requested(i,e) = .true.
|
|
doneAndHappy(1:2,i,e) = [.false.,.true.]
|
|
endif
|
|
enddo IpLooping1
|
|
enddo elementLooping1
|
|
!$OMP END PARALLEL DO
|
|
|
|
NiterationMPstate = 0
|
|
|
|
convergenceLooping: do while (.not. terminallyIll .and. &
|
|
any( requested(:,FEsolving_execELem(1):FEsolving_execElem(2)) &
|
|
.and. .not. doneAndHappy(1,:,FEsolving_execELem(1):FEsolving_execElem(2)) &
|
|
) .and. &
|
|
NiterationMPstate < num%nMPstate)
|
|
NiterationMPstate = NiterationMPstate + 1
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! deformation partitioning
|
|
!$OMP PARALLEL DO PRIVATE(myNgrains)
|
|
elementLooping2: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
myNgrains = homogenization_Ngrains(material_homogenizationAt(e))
|
|
IpLooping2: do i = FEsolving_execIP(1),FEsolving_execIP(2)
|
|
if(requested(i,e) .and. .not. doneAndHappy(1,i,e)) then ! requested but not yet done
|
|
call partitionDeformation(materialpoint_F0(1:3,1:3,i,e) &
|
|
+ (materialpoint_F(1:3,1:3,i,e)-materialpoint_F0(1:3,1:3,i,e))&
|
|
*(subStep(i,e)+subFrac(i,e)), &
|
|
i,e)
|
|
crystallite_dt(1:myNgrains,i,e) = dt*subStep(i,e) ! propagate materialpoint dt to grains
|
|
crystallite_requested(1:myNgrains,i,e) = .true. ! request calculation for constituents
|
|
else
|
|
crystallite_requested(1:myNgrains,i,e) = .false. ! calculation for constituents not required anymore
|
|
endif
|
|
enddo IpLooping2
|
|
enddo elementLooping2
|
|
!$OMP END PARALLEL DO
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! crystallite integration
|
|
converged = crystallite_stress() !ToDo: MD not sure if that is the best logic
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! state update
|
|
!$OMP PARALLEL DO
|
|
elementLooping3: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
IpLooping3: do i = FEsolving_execIP(1),FEsolving_execIP(2)
|
|
if (requested(i,e) .and. .not. doneAndHappy(1,i,e)) then
|
|
if (.not. converged(i,e)) then
|
|
doneAndHappy(1:2,i,e) = [.true.,.false.]
|
|
else
|
|
doneAndHappy(1:2,i,e) = updateState(dt*subStep(i,e), &
|
|
materialpoint_F0(1:3,1:3,i,e) &
|
|
+ (materialpoint_F(1:3,1:3,i,e)-materialpoint_F0(1:3,1:3,i,e)) &
|
|
*(subStep(i,e)+subFrac(i,e)), &
|
|
i,e)
|
|
converged(i,e) = all(doneAndHappy(1:2,i,e)) ! converged if done and happy
|
|
endif
|
|
endif
|
|
enddo IpLooping3
|
|
enddo elementLooping3
|
|
!$OMP END PARALLEL DO
|
|
|
|
enddo convergenceLooping
|
|
|
|
NiterationHomog = NiterationHomog + 1
|
|
|
|
enddo cutBackLooping
|
|
|
|
if(updateJaco) call crystallite_stressTangent
|
|
|
|
if (.not. terminallyIll ) then
|
|
call crystallite_orientations() ! calculate crystal orientations
|
|
!$OMP PARALLEL DO
|
|
elementLooping4: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
IpLooping4: do i = FEsolving_execIP(1),FEsolving_execIP(2)
|
|
call averageStressAndItsTangent(i,e)
|
|
enddo IpLooping4
|
|
enddo elementLooping4
|
|
!$OMP END PARALLEL DO
|
|
else
|
|
write(6,'(/,a,/)') '<< HOMOG >> Material Point terminally ill'
|
|
endif
|
|
|
|
end subroutine materialpoint_stressAndItsTangent
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief partition material point def grad onto constituents
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine partitionDeformation(subF,ip,el)
|
|
|
|
real(pReal), intent(in), dimension(3,3) :: &
|
|
subF
|
|
integer, intent(in) :: &
|
|
ip, & !< integration point
|
|
el !< element number
|
|
|
|
chosenHomogenization: select case(homogenization_type(material_homogenizationAt(el)))
|
|
|
|
case (HOMOGENIZATION_NONE_ID) chosenHomogenization
|
|
crystallite_partionedF(1:3,1:3,1,ip,el) = subF
|
|
|
|
case (HOMOGENIZATION_ISOSTRAIN_ID) chosenHomogenization
|
|
call mech_isostrain_partitionDeformation(&
|
|
crystallite_partionedF(1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
subF)
|
|
|
|
case (HOMOGENIZATION_RGC_ID) chosenHomogenization
|
|
call mech_RGC_partitionDeformation(&
|
|
crystallite_partionedF(1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
subF,&
|
|
ip, &
|
|
el)
|
|
end select chosenHomogenization
|
|
|
|
end subroutine partitionDeformation
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief update the internal state of the homogenization scheme and tell whether "done" and
|
|
!> "happy" with result
|
|
!--------------------------------------------------------------------------------------------------
|
|
function updateState(subdt,subF,ip,el)
|
|
|
|
real(pReal), intent(in) :: &
|
|
subdt !< current time step
|
|
real(pReal), intent(in), dimension(3,3) :: &
|
|
subF
|
|
integer, intent(in) :: &
|
|
ip, & !< integration point
|
|
el !< element number
|
|
logical, dimension(2) :: updateState
|
|
|
|
updateState = .true.
|
|
chosenHomogenization: select case(homogenization_type(material_homogenizationAt(el)))
|
|
case (HOMOGENIZATION_RGC_ID) chosenHomogenization
|
|
updateState = &
|
|
updateState .and. &
|
|
mech_RGC_updateState(crystallite_P(1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
crystallite_partionedF(1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
crystallite_partionedF0(1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el),&
|
|
subF,&
|
|
subdt, &
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
ip, &
|
|
el)
|
|
end select chosenHomogenization
|
|
|
|
chosenThermal: select case (thermal_type(material_homogenizationAt(el)))
|
|
case (THERMAL_adiabatic_ID) chosenThermal
|
|
updateState = &
|
|
updateState .and. &
|
|
thermal_adiabatic_updateState(subdt, &
|
|
ip, &
|
|
el)
|
|
end select chosenThermal
|
|
|
|
chosenDamage: select case (damage_type(material_homogenizationAt(el)))
|
|
case (DAMAGE_local_ID) chosenDamage
|
|
updateState = &
|
|
updateState .and. &
|
|
damage_local_updateState(subdt, &
|
|
ip, &
|
|
el)
|
|
end select chosenDamage
|
|
|
|
end function updateState
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief derive average stress and stiffness from constituent quantities
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine averageStressAndItsTangent(ip,el)
|
|
|
|
integer, intent(in) :: &
|
|
ip, & !< integration point
|
|
el !< element number
|
|
|
|
chosenHomogenization: select case(homogenization_type(material_homogenizationAt(el)))
|
|
case (HOMOGENIZATION_NONE_ID) chosenHomogenization
|
|
materialpoint_P(1:3,1:3,ip,el) = crystallite_P(1:3,1:3,1,ip,el)
|
|
materialpoint_dPdF(1:3,1:3,1:3,1:3,ip,el) = crystallite_dPdF(1:3,1:3,1:3,1:3,1,ip,el)
|
|
|
|
case (HOMOGENIZATION_ISOSTRAIN_ID) chosenHomogenization
|
|
call mech_isostrain_averageStressAndItsTangent(&
|
|
materialpoint_P(1:3,1:3,ip,el), &
|
|
materialpoint_dPdF(1:3,1:3,1:3,1:3,ip,el),&
|
|
crystallite_P(1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
homogenization_typeInstance(material_homogenizationAt(el)))
|
|
|
|
case (HOMOGENIZATION_RGC_ID) chosenHomogenization
|
|
call mech_RGC_averageStressAndItsTangent(&
|
|
materialpoint_P(1:3,1:3,ip,el), &
|
|
materialpoint_dPdF(1:3,1:3,1:3,1:3,ip,el),&
|
|
crystallite_P(1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,1:homogenization_Ngrains(material_homogenizationAt(el)),ip,el), &
|
|
homogenization_typeInstance(material_homogenizationAt(el)))
|
|
end select chosenHomogenization
|
|
|
|
end subroutine averageStressAndItsTangent
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief writes homogenization results to HDF5 output file
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine homogenization_results
|
|
use material, only: &
|
|
material_homogenization_type => homogenization_type
|
|
|
|
integer :: p
|
|
character(len=pStringLen) :: group_base,group
|
|
|
|
!real(pReal), dimension(:,:,:), allocatable :: temp
|
|
|
|
do p=1,size(material_name_homogenization)
|
|
group_base = 'current/materialpoint/'//trim(material_name_homogenization(p))
|
|
call results_closeGroup(results_addGroup(group_base))
|
|
|
|
group = trim(group_base)//'/generic'
|
|
call results_closeGroup(results_addGroup(group))
|
|
!temp = reshape(materialpoint_F,[3,3,discretization_nIP*discretization_nElem])
|
|
!call results_writeDataset(group,temp,'F',&
|
|
! 'deformation gradient','1')
|
|
!temp = reshape(materialpoint_P,[3,3,discretization_nIP*discretization_nElem])
|
|
!call results_writeDataset(group,temp,'P',&
|
|
! '1st Piola-Kirchhoff stress','Pa')
|
|
|
|
group = trim(group_base)//'/mech'
|
|
call results_closeGroup(results_addGroup(group))
|
|
select case(material_homogenization_type(p))
|
|
case(HOMOGENIZATION_rgc_ID)
|
|
call mech_RGC_results(homogenization_typeInstance(p),group)
|
|
end select
|
|
|
|
group = trim(group_base)//'/damage'
|
|
call results_closeGroup(results_addGroup(group))
|
|
select case(damage_type(p))
|
|
case(DAMAGE_LOCAL_ID)
|
|
call damage_local_results(p,group)
|
|
case(DAMAGE_NONLOCAL_ID)
|
|
call damage_nonlocal_results(p,group)
|
|
end select
|
|
|
|
group = trim(group_base)//'/thermal'
|
|
call results_closeGroup(results_addGroup(group))
|
|
select case(thermal_type(p))
|
|
case(THERMAL_ADIABATIC_ID)
|
|
call thermal_adiabatic_results(p,group)
|
|
case(THERMAL_CONDUCTION_ID)
|
|
call thermal_conduction_results(p,group)
|
|
end select
|
|
|
|
enddo
|
|
|
|
end subroutine homogenization_results
|
|
|
|
end module homogenization
|