846 lines
45 KiB
Fortran
846 lines
45 KiB
Fortran
! Copyright 2011-13 Max-Planck-Institut für Eisenforschung GmbH
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!
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! This file is part of DAMASK,
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! the Düsseldorf Advanced MAterial Simulation Kit.
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!
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! DAMASK is free software: you can redistribute it and/or modify
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! it under the terms of the GNU General Public License as published by
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! the Free Software Foundation, either version 3 of the License, or
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! (at your option) any later version.
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!
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! DAMASK is distributed in the hope that it will be useful,
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! but WITHOUT ANY WARRANTY; without even the implied warranty of
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! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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! GNU General Public License for more details.
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!
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! You should have received a copy of the GNU General Public License
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! along with DAMASK. If not, see <http://www.gnu.org/licenses/>.
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!
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!--------------------------------------------------------------------------------------------------
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! $Id$
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!--------------------------------------------------------------------------------------------------
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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, only: &
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pInt, &
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pReal, &
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p_vec
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!--------------------------------------------------------------------------------------------------
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! General variables for the homogenization at a material point
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implicit none
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private
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type(p_vec), dimension(:,:), allocatable, public :: &
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homogenization_state0 !< pointer array to homogenization state at start of FE increment
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real(pReal), dimension(:,:), allocatable, public :: &
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materialpoint_Temperature !< temperature at IP
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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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materialpoint_P !< first P--K stress of IP
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real(pReal), dimension(:,:,:,:,:,:), allocatable, public :: &
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materialpoint_dPdF !< tangent of first P--K stress at IP
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real(pReal), dimension(:,:,:), allocatable, public :: &
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materialpoint_results !< results array of material point
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type(p_vec), dimension(:,:), allocatable, public, protected :: &
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homogenization_state !< pointer array to current homogenization state (end of converged time step)
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integer(pInt), dimension(:,:), allocatable, public, protected :: &
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homogenization_sizeState !< size of state array per grain
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integer(pInt), public, protected :: &
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materialpoint_sizeResults, &
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homogenization_maxSizePostResults
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type(p_vec), dimension(:,:), allocatable, private :: &
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homogenization_subState0 !< pointer array to homogenization state at start of homogenization increment
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real(pReal), dimension(:,:,:,:), allocatable, private :: &
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materialpoint_subF0, & !< def grad of IP at beginning of homogenization increment
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materialpoint_subF !< def grad of IP to be reached at end of homog inc
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real(pReal), dimension(:,:), allocatable, private :: &
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materialpoint_subFrac, &
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materialpoint_subStep, &
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materialpoint_subdt
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integer(pInt), dimension(:,:), allocatable, private :: &
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homogenization_sizePostResults !< size of postResults array per material point
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integer(pInt), private :: &
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homogenization_maxSizeState
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logical, dimension(:,:), allocatable, private :: &
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materialpoint_requested, &
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materialpoint_converged
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logical, dimension(:,:,:), allocatable, private :: &
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materialpoint_doneAndHappy
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public :: &
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homogenization_init, &
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materialpoint_stressAndItsTangent, &
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materialpoint_postResults
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private :: &
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homogenization_partitionDeformation, &
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homogenization_updateState, &
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homogenization_averageStressAndItsTangent, &
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homogenization_averageTemperature, &
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homogenization_postResults
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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(Temperature)
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use, intrinsic :: iso_fortran_env ! to get compiler_version and compiler_options (at least for gfortran 4.6 at the moment)
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use math, only: &
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math_I3
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use debug, only: &
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debug_level, &
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debug_homogenization, &
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debug_levelBasic
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use IO, only: &
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IO_error, &
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IO_open_file, &
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IO_open_jobFile_stat, &
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IO_write_jobFile, &
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IO_write_jobIntFile, &
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IO_timeStamp
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use mesh, only: &
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mesh_maxNips, &
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mesh_NcpElems, &
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mesh_element, &
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FE_Nips, &
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FE_geomtype
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use constitutive, only: &
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constitutive_maxSizePostResults
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use crystallite, only: &
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crystallite_maxSizePostResults
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use material
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use homogenization_isostrain
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use homogenization_RGC
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implicit none
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real(pReal) Temperature
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integer(pInt), parameter :: fileunit = 200_pInt
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integer(pInt) e,i,p,myInstance
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integer(pInt), dimension(:,:), pointer :: thisSize
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character(len=64), dimension(:,:), pointer :: thisOutput
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logical :: knownHomogenization
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!--------------------------------------------------------------------------------------------------
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! parse homogenization from config file
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if (.not. IO_open_jobFile_stat(fileunit,material_localFileExt)) then ! no local material configuration present...
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call IO_open_file(fileunit,material_configFile) ! ... open material.config file
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endif
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call homogenization_isostrain_init(fileunit)
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call homogenization_RGC_init(fileunit)
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close(fileunit)
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!--------------------------------------------------------------------------------------------------
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! write description file for homogenization output
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call IO_write_jobFile(fileunit,'outputHomogenization')
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do p = 1,material_Nhomogenization
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i = homogenization_typeInstance(p) ! which instance of this homogenization type
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knownHomogenization = .true. ! assume valid
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select case(homogenization_type(p)) ! split per homogenization type
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case (homogenization_isostrain_label)
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thisOutput => homogenization_isostrain_output
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thisSize => homogenization_isostrain_sizePostResult
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case (homogenization_RGC_label)
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thisOutput => homogenization_RGC_output
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thisSize => homogenization_RGC_sizePostResult
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case default
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knownHomogenization = .false.
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end select
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write(fileunit,'(/,a,/)') '['//trim(homogenization_name(p))//']'
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if (knownHomogenization) then
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write(fileunit,'(a)') '(type)'//char(9)//trim(homogenization_type(p))
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write(fileunit,'(a,i4)') '(ngrains)'//char(9),homogenization_Ngrains(p)
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do e = 1,homogenization_Noutput(p)
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write(fileunit,'(a,i4)') trim(thisOutput(e,i))//char(9),thisSize(e,i)
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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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!--------------------------------------------------------------------------------------------------
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! allocate and initialize global variables
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allocate(homogenization_state0(mesh_maxNips,mesh_NcpElems))
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allocate(homogenization_subState0(mesh_maxNips,mesh_NcpElems))
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allocate(homogenization_state(mesh_maxNips,mesh_NcpElems))
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allocate(homogenization_sizeState(mesh_maxNips,mesh_NcpElems))
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homogenization_sizeState = 0_pInt
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allocate(homogenization_sizePostResults(mesh_maxNips,mesh_NcpElems))
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homogenization_sizePostResults = 0_pInt
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allocate(materialpoint_dPdF(3,3,3,3,mesh_maxNips,mesh_NcpElems))
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materialpoint_dPdF = 0.0_pReal
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allocate(materialpoint_F0(3,3,mesh_maxNips,mesh_NcpElems))
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allocate(materialpoint_F(3,3,mesh_maxNips,mesh_NcpElems))
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materialpoint_F = 0.0_pReal
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allocate(materialpoint_subF0(3,3,mesh_maxNips,mesh_NcpElems))
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materialpoint_subF0 = 0.0_pReal
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allocate(materialpoint_subF(3,3,mesh_maxNips,mesh_NcpElems))
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materialpoint_subF = 0.0_pReal
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allocate(materialpoint_P(3,3,mesh_maxNips,mesh_NcpElems))
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materialpoint_P = 0.0_pReal
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allocate(materialpoint_Temperature(mesh_maxNips,mesh_NcpElems))
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materialpoint_Temperature = Temperature
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allocate(materialpoint_subFrac(mesh_maxNips,mesh_NcpElems))
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materialpoint_subFrac = 0.0_pReal
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allocate(materialpoint_subStep(mesh_maxNips,mesh_NcpElems))
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materialpoint_subStep = 0.0_pReal
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allocate(materialpoint_subdt(mesh_maxNips,mesh_NcpElems))
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materialpoint_subdt = 0.0_pReal
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allocate(materialpoint_requested(mesh_maxNips,mesh_NcpElems))
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materialpoint_requested = .false.
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allocate(materialpoint_converged(mesh_maxNips,mesh_NcpElems))
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materialpoint_converged = .true.
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allocate(materialpoint_doneAndHappy(2,mesh_maxNips,mesh_NcpElems))
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materialpoint_doneAndHappy = .true.
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materialpoint_F0 = spread(spread(math_I3,3,mesh_maxNips),4,mesh_NcpElems) ! initialize to identity
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materialpoint_F = materialpoint_F0
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!--------------------------------------------------------------------------------------------------
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! allocate and initialize global state and postrestuls variables
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elementLooping: do e = 1,mesh_NcpElems
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myInstance = homogenization_typeInstance(mesh_element(3,e))
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IpLooping: do i = 1,FE_Nips(FE_geomtype(mesh_element(2,e)))
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select case(homogenization_type(mesh_element(3,e)))
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case (homogenization_isostrain_label)
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if (homogenization_isostrain_sizeState(myInstance) > 0_pInt) then
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allocate(homogenization_state0(i,e)%p(homogenization_isostrain_sizeState(myInstance)))
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allocate(homogenization_subState0(i,e)%p(homogenization_isostrain_sizeState(myInstance)))
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allocate(homogenization_state(i,e)%p(homogenization_isostrain_sizeState(myInstance)))
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homogenization_state0(i,e)%p = 0.0_pReal
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homogenization_sizeState(i,e) = homogenization_isostrain_sizeState(myInstance)
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endif
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homogenization_sizePostResults(i,e) = homogenization_isostrain_sizePostResults(myInstance)
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case (homogenization_RGC_label)
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if (homogenization_RGC_sizeState(myInstance) > 0_pInt) then
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allocate(homogenization_state0(i,e)%p(homogenization_RGC_sizeState(myInstance)))
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allocate(homogenization_subState0(i,e)%p(homogenization_RGC_sizeState(myInstance)))
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allocate(homogenization_state(i,e)%p(homogenization_RGC_sizeState(myInstance)))
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homogenization_state0(i,e)%p = 0.0_pReal
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homogenization_sizeState(i,e) = homogenization_RGC_sizeState(myInstance)
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endif
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homogenization_sizePostResults(i,e) = homogenization_RGC_sizePostResults(myInstance)
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case default
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call IO_error(500_pInt,ext_msg=homogenization_type(mesh_element(3,e))) ! unknown homogenization
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end select
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enddo IpLooping
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enddo elementLooping
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!--------------------------------------------------------------------------------------------------
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! write state size file out
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call IO_write_jobIntFile(777,'sizeStateHomog',size(homogenization_sizeState))
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write (777,rec=1) homogenization_sizeState
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close(777)
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homogenization_maxSizeState = maxval(homogenization_sizeState)
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homogenization_maxSizePostResults = maxval(homogenization_sizePostResults)
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materialpoint_sizeResults = 1 & ! grain count
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+ 1 + homogenization_maxSizePostResults & ! homogSize & homogResult
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+ homogenization_maxNgrains * (1 + crystallite_maxSizePostResults & ! crystallite size & crystallite results
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+ 1 + constitutive_maxSizePostResults) ! constitutive size & constitutive results
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allocate(materialpoint_results(materialpoint_sizeResults,mesh_maxNips,mesh_NcpElems))
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write(6,'(/,a)') ' <<<+- homogenization init -+>>>'
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write(6,'(a)') ' $Id$'
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write(6,'(a16,a)') ' Current time : ',IO_timeStamp()
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#include "compilation_info.f90"
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if (iand(debug_level(debug_homogenization), debug_levelBasic) /= 0_pInt) then
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write(6,'(a32,1x,7(i8,1x))') 'homogenization_state0: ', shape(homogenization_state0)
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write(6,'(a32,1x,7(i8,1x))') 'homogenization_subState0: ', shape(homogenization_subState0)
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write(6,'(a32,1x,7(i8,1x))') 'homogenization_state: ', shape(homogenization_state)
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write(6,'(a32,1x,7(i8,1x))') 'homogenization_sizeState: ', shape(homogenization_sizeState)
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write(6,'(a32,1x,7(i8,1x))') 'homogenization_sizePostResults: ', shape(homogenization_sizePostResults)
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write(6,*)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_dPdF: ', shape(materialpoint_dPdF)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_F0: ', shape(materialpoint_F0)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_F: ', shape(materialpoint_F)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_subF0: ', shape(materialpoint_subF0)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_subF: ', shape(materialpoint_subF)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_P: ', shape(materialpoint_P)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_Temperature: ', shape(materialpoint_Temperature)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_subFrac: ', shape(materialpoint_subFrac)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_subStep: ', shape(materialpoint_subStep)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_subdt: ', shape(materialpoint_subdt)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_requested: ', shape(materialpoint_requested)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_converged: ', shape(materialpoint_converged)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_doneAndHappy: ', shape(materialpoint_doneAndHappy)
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write(6,*)
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write(6,'(a32,1x,7(i8,1x))') 'materialpoint_results: ', shape(materialpoint_results)
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write(6,*)
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write(6,'(a32,1x,7(i8,1x))') 'maxSizeState: ', homogenization_maxSizeState
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write(6,'(a32,1x,7(i8,1x))') 'maxSizePostResults: ', homogenization_maxSizePostResults
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endif
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flush(6)
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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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use numerics, only: &
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subStepMinHomog, &
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subStepSizeHomog, &
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stepIncreaseHomog, &
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nHomog, &
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nMPstate
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use math, only: &
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math_transpose33
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use FEsolving, only: &
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FEsolving_execElem, &
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FEsolving_execIP, &
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terminallyIll
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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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use material, only: &
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homogenization_Ngrains
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use constitutive, only: &
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constitutive_state0, &
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constitutive_partionedState0, &
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constitutive_state
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use crystallite, only: &
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crystallite_Temperature, &
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crystallite_F0, &
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crystallite_Fp0, &
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crystallite_Fp, &
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crystallite_Lp0, &
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crystallite_Lp, &
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crystallite_dPdF, &
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crystallite_dPdF0, &
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crystallite_Tstar0_v, &
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crystallite_Tstar_v, &
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crystallite_partionedTemperature0, &
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crystallite_partionedF0, &
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crystallite_partionedF, &
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crystallite_partionedFp0, &
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crystallite_partionedLp0, &
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crystallite_partioneddPdF0, &
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crystallite_partionedTstar0_v, &
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crystallite_dt, &
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crystallite_requested, &
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crystallite_converged, &
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crystallite_stressAndItsTangent, &
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crystallite_orientations
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use debug, only: &
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debug_level, &
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debug_homogenization, &
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debug_levelBasic, &
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debug_levelSelective, &
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debug_e, &
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debug_i, &
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debug_MaterialpointLoopDistribution, &
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debug_MaterialpointStateLoopDistribution
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use math, only: &
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math_pDecomposition
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implicit none
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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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logical :: rate_sensitivity
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integer(pInt) :: &
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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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myNgrains
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!--------------------------------------------------------------------------------------------------
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! initialize to starting condition
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if (iand(debug_level(debug_homogenization), debug_levelBasic) /= 0_pInt .and. &
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debug_e > 0 .and. debug_e <= mesh_NcpElems .and. debug_i > 0 .and. debug_i <= mesh_maxNips) then
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!$OMP CRITICAL (write2out)
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write(6,*)
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write(6,'(a,i5,1x,i2)') '<< HOMOG >> Material Point start at el ip ', debug_e, debug_i
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write(6,'(a,/,12x,f14.9)') '<< HOMOG >> Temp0', &
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materialpoint_Temperature(debug_i,debug_e)
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write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< HOMOG >> F0', &
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math_transpose33(materialpoint_F0(1:3,1:3,debug_i,debug_e))
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write(6,'(a,/,3(12x,3(f14.9,1x)/))') '<< HOMOG >> F', &
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math_transpose33(materialpoint_F(1:3,1:3,debug_i,debug_e))
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!$OMP END CRITICAL (write2out)
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endif
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!--------------------------------------------------------------------------------------------------
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! initialize restoration points of ...
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do e = FEsolving_execElem(1),FEsolving_execElem(2)
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myNgrains = homogenization_Ngrains(mesh_element(3,e))
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forall(i = FEsolving_execIP(1,e):FEsolving_execIP(2,e), g = 1:myNgrains)
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constitutive_partionedState0(g,i,e)%p = constitutive_state0(g,i,e)%p ! ...microstructures
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crystallite_partionedTemperature0(g,i,e) = materialpoint_Temperature(i,e) ! ...temperatures
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crystallite_partionedFp0(1:3,1:3,g,i,e) = crystallite_Fp0(1:3,1:3,g,i,e) ! ...plastic def grads
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crystallite_partionedLp0(1:3,1:3,g,i,e) = crystallite_Lp0(1:3,1:3,g,i,e) ! ...plastic velocity grads
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crystallite_partioneddPdF0(1:3,1:3,1:3,1:3,g,i,e) = crystallite_dPdF0(1:3,1:3,1:3,1:3,g,i,e) ! ...stiffness
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crystallite_partionedF0(1:3,1:3,g,i,e) = crystallite_F0(1:3,1:3,g,i,e) ! ...def grads
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crystallite_partionedTstar0_v(1:6,g,i,e) = crystallite_Tstar0_v(1:6,g,i,e) ! ...2nd PK stress
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endforall
|
|
forall(i = FEsolving_execIP(1,e):FEsolving_execIP(2,e))
|
|
materialpoint_subF0(1:3,1:3,i,e) = materialpoint_F0(1:3,1:3,i,e) ! ...def grad
|
|
materialpoint_subFrac(i,e) = 0.0_pReal
|
|
materialpoint_subStep(i,e) = 1.0_pReal/subStepSizeHomog ! <<added to adopt flexibility in cutback size>>
|
|
materialpoint_converged(i,e) = .false. ! pretend failed step of twice the required size
|
|
materialpoint_requested(i,e) = .true. ! everybody requires calculation
|
|
endforall
|
|
forall(i = FEsolving_execIP(1,e):FEsolving_execIP(2,e), homogenization_sizeState(i,e) > 0_pInt) &
|
|
homogenization_subState0(i,e)%p = homogenization_state0(i,e)%p ! ...internal homogenization state
|
|
enddo
|
|
|
|
NiterationHomog = 0_pInt
|
|
|
|
cutBackLooping: do while (.not. terminallyIll .and. &
|
|
any(materialpoint_subStep(:,FEsolving_execELem(1):FEsolving_execElem(2)) > subStepMinHomog))
|
|
|
|
!$OMP PARALLEL DO PRIVATE(myNgrains)
|
|
elementLooping1: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
myNgrains = homogenization_Ngrains(mesh_element(3,e))
|
|
IpLooping1: do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
|
|
converged: if ( materialpoint_converged(i,e) ) then
|
|
#ifndef _OPENMP
|
|
if (iand(debug_level(debug_homogenization), debug_levelBasic) /= 0_pInt &
|
|
.and. ((e == debug_e .and. i == debug_i) &
|
|
.or. .not. iand(debug_level(debug_homogenization),debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,1x,f12.8,1x,a,1x,f12.8,1x,a,i8,1x,i2/)') '<< HOMOG >> winding forward from', &
|
|
materialpoint_subFrac(i,e), 'to current materialpoint_subFrac', &
|
|
materialpoint_subFrac(i,e)+materialpoint_subStep(i,e),'in materialpoint_stressAndItsTangent at el ip',e,i
|
|
endif
|
|
#endif
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! calculate new subStep and new subFrac
|
|
materialpoint_subFrac(i,e) = materialpoint_subFrac(i,e) + materialpoint_subStep(i,e)
|
|
!$OMP FLUSH(materialpoint_subFrac)
|
|
materialpoint_subStep(i,e) = min(1.0_pReal-materialpoint_subFrac(i,e), &
|
|
stepIncreaseHomog*materialpoint_subStep(i,e)) ! introduce flexibility for step increase/acceleration
|
|
!$OMP FLUSH(materialpoint_subStep)
|
|
|
|
steppingNeeded: if (materialpoint_subStep(i,e) > subStepMinHomog) then
|
|
|
|
! wind forward grain starting point of...
|
|
crystallite_partionedTemperature0(1:myNgrains,i,e) = crystallite_Temperature(1:myNgrains,i,e) ! ...temperatures
|
|
crystallite_partionedF0(1:3,1:3,1:myNgrains,i,e) = crystallite_partionedF(1:3,1:3,1:myNgrains,i,e) ! ...def grads
|
|
crystallite_partionedFp0(1:3,1:3,1:myNgrains,i,e) = crystallite_Fp(1:3,1:3,1:myNgrains,i,e) ! ...plastic def grads
|
|
crystallite_partionedLp0(1:3,1:3,1:myNgrains,i,e) = crystallite_Lp(1:3,1:3,1:myNgrains,i,e) ! ...plastic velocity grads
|
|
crystallite_partioneddPdF0(1:3,1:3,1:3,1:3,1:myNgrains,i,e) = crystallite_dPdF(1:3,1:3,1:3,1:3,1:myNgrains,i,e)! ...stiffness
|
|
crystallite_partionedTstar0_v(1:6,1:myNgrains,i,e) = crystallite_Tstar_v(1:6,1:myNgrains,i,e) ! ...2nd PK stress
|
|
forall (g = 1:myNgrains) constitutive_partionedState0(g,i,e)%p = constitutive_state(g,i,e)%p ! ...microstructures
|
|
if (homogenization_sizeState(i,e) > 0_pInt) &
|
|
homogenization_subState0(i,e)%p = homogenization_state(i,e)%p ! ...internal state of homog scheme
|
|
materialpoint_subF0(1:3,1:3,i,e) = materialpoint_subF(1:3,1:3,i,e) ! ...def grad
|
|
!$OMP FLUSH(materialpoint_subF0)
|
|
elseif (materialpoint_requested(i,e)) then steppingNeeded ! already at final time (??)
|
|
if (iand(debug_level(debug_homogenization), debug_levelBasic) /= 0_pInt) then
|
|
!$OMP CRITICAL (distributionHomog)
|
|
debug_MaterialpointLoopDistribution(min(nHomog+1,NiterationHomog)) = &
|
|
debug_MaterialpointLoopDistribution(min(nHomog+1,NiterationHomog)) + 1
|
|
!$OMP END CRITICAL (distributionHomog)
|
|
endif
|
|
endif steppingNeeded
|
|
|
|
else converged
|
|
if ( (myNgrains == 1_pInt .and. materialpoint_subStep(i,e) <= 1.0 ) .or. & ! single grain already tried internal subStepping in crystallite
|
|
subStepSizeHomog * materialpoint_subStep(i,e) <= subStepMinHomog ) then ! would require too small subStep
|
|
! cutback makes no sense
|
|
!$OMP FLUSH(terminallyIll)
|
|
if (.not. terminallyIll) then ! so first signals terminally ill...
|
|
!$OMP CRITICAL (write2out)
|
|
write(6,*) 'Integration point ', i,' at element ', e, ' terminally ill'
|
|
!$OMP END CRITICAL (write2out)
|
|
endif
|
|
!$OMP CRITICAL (setTerminallyIll)
|
|
terminallyIll = .true. ! ...and kills all others
|
|
!$OMP END CRITICAL (setTerminallyIll)
|
|
else ! cutback makes sense
|
|
materialpoint_subStep(i,e) = subStepSizeHomog * materialpoint_subStep(i,e) ! crystallite had severe trouble, so do a significant cutback
|
|
!$OMP FLUSH(materialpoint_subStep)
|
|
|
|
#ifndef _OPENMP
|
|
if (iand(debug_level(debug_homogenization), debug_levelBasic) /= 0_pInt &
|
|
.and. ((e == debug_e .and. i == debug_i) &
|
|
.or. .not. iand(debug_level(debug_homogenization), debug_levelSelective) /= 0_pInt)) then
|
|
write(6,'(a,1x,f12.8,a,i8,1x,i2/)') &
|
|
'<< HOMOG >> cutback step in materialpoint_stressAndItsTangent with new materialpoint_subStep:',&
|
|
materialpoint_subStep(i,e),' at el ip',e,i
|
|
endif
|
|
#endif
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! restore...
|
|
crystallite_Temperature(1:myNgrains,i,e) = crystallite_partionedTemperature0(1:myNgrains,i,e) ! ...temperatures
|
|
! ...initial def grad unchanged
|
|
crystallite_Fp(1:3,1:3,1:myNgrains,i,e) = crystallite_partionedFp0(1:3,1:3,1:myNgrains,i,e) ! ...plastic def grads
|
|
crystallite_Lp(1:3,1:3,1:myNgrains,i,e) = crystallite_partionedLp0(1:3,1:3,1:myNgrains,i,e) ! ...plastic velocity grads
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,1:myNgrains,i,e) = crystallite_partioneddPdF0(1:3,1:3,1:3,1:3,1:myNgrains,i,e) ! ...stiffness
|
|
crystallite_Tstar_v(1:6,1:myNgrains,i,e) = crystallite_partionedTstar0_v(1:6,1:myNgrains,i,e) ! ...2nd PK stress
|
|
forall (g = 1:myNgrains) constitutive_state(g,i,e)%p = constitutive_partionedState0(g,i,e)%p ! ...microstructures
|
|
if (homogenization_sizeState(i,e) > 0_pInt) &
|
|
homogenization_state(i,e)%p = homogenization_subState0(i,e)%p ! ...internal state of homog scheme
|
|
endif
|
|
endif converged
|
|
|
|
if (materialpoint_subStep(i,e) > subStepMinHomog) then
|
|
materialpoint_requested(i,e) = .true.
|
|
materialpoint_subF(1:3,1:3,i,e) = materialpoint_subF0(1:3,1:3,i,e) + &
|
|
materialpoint_subStep(i,e) * (materialpoint_F(1:3,1:3,i,e) - materialpoint_F0(1:3,1:3,i,e))
|
|
materialpoint_subdt(i,e) = materialpoint_subStep(i,e) * dt
|
|
materialpoint_doneAndHappy(1:2,i,e) = [.false.,.true.]
|
|
endif
|
|
enddo IpLooping1
|
|
enddo elementLooping1
|
|
!$OMP END PARALLEL DO
|
|
|
|
NiterationMPstate = 0_pInt
|
|
|
|
convergenceLooping: do while (.not. terminallyIll .and. &
|
|
any( materialpoint_requested(:,FEsolving_execELem(1):FEsolving_execElem(2)) &
|
|
.and. .not. materialpoint_doneAndHappy(1,:,FEsolving_execELem(1):FEsolving_execElem(2)) &
|
|
) .and. &
|
|
NiterationMPstate < nMPstate)
|
|
NiterationMPstate = NiterationMPstate + 1
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! deformation partitioning
|
|
! based on materialpoint_subF0,.._subF,crystallite_partionedF0, and homogenization_state,
|
|
! results in crystallite_partionedF
|
|
!$OMP PARALLEL DO PRIVATE(myNgrains)
|
|
elementLooping2: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
myNgrains = homogenization_Ngrains(mesh_element(3,e))
|
|
IpLooping2: do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
if ( materialpoint_requested(i,e) .and. & ! process requested but...
|
|
.not. materialpoint_doneAndHappy(1,i,e)) then ! ...not yet done material points
|
|
call homogenization_partitionDeformation(i,e) ! partition deformation onto constituents
|
|
crystallite_dt(1:myNgrains,i,e) = materialpoint_subdt(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
|
|
!$OMP END PARALLEL DO
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! crystallite integration
|
|
! based on crystallite_partionedF0,.._partionedF
|
|
! incrementing by crystallite_dt
|
|
rate_sensitivity = .false. ! request rate sensitive contribution to dPdF
|
|
call crystallite_stressAndItsTangent(updateJaco,rate_sensitivity) ! request stress and tangent calculation for constituent grains
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! state update
|
|
!$OMP PARALLEL DO
|
|
elementLooping3: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
IpLooping3: do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
if ( materialpoint_requested(i,e) .and. &
|
|
.not. materialpoint_doneAndHappy(1,i,e)) then
|
|
if (.not. all(crystallite_converged(:,i,e))) then
|
|
materialpoint_doneAndHappy(1:2,i,e) = [.true.,.false.]
|
|
materialpoint_converged(i,e) = .false.
|
|
else
|
|
materialpoint_doneAndHappy(1:2,i,e) = homogenization_updateState(i,e)
|
|
materialpoint_converged(i,e) = all(homogenization_updateState(i,e)) ! converged if done and happy
|
|
endif
|
|
!$OMP FLUSH(materialpoint_converged)
|
|
if (materialpoint_converged(i,e)) then
|
|
if (iand(debug_level(debug_homogenization), debug_levelBasic) /= 0_pInt) then
|
|
!$OMP CRITICAL (distributionMPState)
|
|
debug_MaterialpointStateLoopdistribution(NiterationMPstate) = &
|
|
debug_MaterialpointStateLoopdistribution(NiterationMPstate) + 1_pInt
|
|
!$OMP END CRITICAL (distributionMPState)
|
|
endif
|
|
endif
|
|
endif
|
|
enddo IpLooping3
|
|
enddo elementLooping3
|
|
!$OMP END PARALLEL DO
|
|
|
|
enddo convergenceLooping
|
|
|
|
NiterationHomog = NiterationHomog + 1_pInt
|
|
|
|
enddo cutBackLooping
|
|
|
|
if (.not. terminallyIll ) then
|
|
call crystallite_orientations() ! calculate crystal orientations
|
|
!$OMP PARALLEL DO
|
|
elementLooping4: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
IpLooping4: do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
call homogenization_averageStressAndItsTangent(i,e)
|
|
materialpoint_Temperature(i,e) = homogenization_averageTemperature(i,e)
|
|
enddo IpLooping4
|
|
enddo elementLooping4
|
|
!$OMP END PARALLEL DO
|
|
else
|
|
!$OMP CRITICAL (write2out)
|
|
write(6,'(/,a,/)') '<< HOMOG >> Material Point terminally ill'
|
|
!$OMP END CRITICAL (write2out)
|
|
endif
|
|
|
|
end subroutine materialpoint_stressAndItsTangent
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief parallelized calculation of result array at material points
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine materialpoint_postResults(dt)
|
|
use FEsolving, only: &
|
|
FEsolving_execElem, &
|
|
FEsolving_execIP
|
|
use mesh, only: &
|
|
mesh_element
|
|
use material, only: &
|
|
homogenization_Ngrains, &
|
|
microstructure_crystallite
|
|
use constitutive, only: &
|
|
constitutive_sizePostResults, &
|
|
constitutive_postResults
|
|
use crystallite, only: &
|
|
crystallite_sizePostResults, &
|
|
crystallite_postResults
|
|
|
|
implicit none
|
|
real(pReal), intent(in) :: dt
|
|
integer(pInt) :: &
|
|
thePos, &
|
|
theSize, &
|
|
myNgrains, &
|
|
myCrystallite, &
|
|
g, & !< grain number
|
|
i, & !< integration point number
|
|
e !< element number
|
|
|
|
!$OMP PARALLEL DO PRIVATE(myNgrains,myCrystallite,thePos,theSize)
|
|
elementLooping: do e = FEsolving_execElem(1),FEsolving_execElem(2)
|
|
myNgrains = homogenization_Ngrains(mesh_element(3,e))
|
|
myCrystallite = microstructure_crystallite(mesh_element(4,e))
|
|
IpLooping: do i = FEsolving_execIP(1,e),FEsolving_execIP(2,e)
|
|
thePos = 0_pInt
|
|
|
|
theSize = homogenization_sizePostResults(i,e)
|
|
materialpoint_results(thePos+1,i,e) = real(theSize,pReal) ! tell size of homogenization results
|
|
thePos = thePos + 1_pInt
|
|
|
|
if (theSize > 0_pInt) then ! any homogenization results to mention?
|
|
materialpoint_results(thePos+1:thePos+theSize,i,e) = homogenization_postResults(i,e) ! tell homogenization results
|
|
thePos = thePos + theSize
|
|
endif
|
|
|
|
materialpoint_results(thePos+1,i,e) = real(myNgrains,pReal) ! tell number of grains at materialpoint
|
|
thePos = thePos + 1_pInt
|
|
|
|
grainLooping :do g = 1,myNgrains
|
|
theSize = (1 + crystallite_sizePostResults(myCrystallite)) + (1 + constitutive_sizePostResults(g,i,e))
|
|
materialpoint_results(thePos+1:thePos+theSize,i,e) = crystallite_postResults(dt,g,i,e) ! tell crystallite results
|
|
thePos = thePos + theSize
|
|
enddo grainLooping
|
|
enddo IpLooping
|
|
enddo elementLooping
|
|
!$OMP END PARALLEL DO
|
|
|
|
end subroutine materialpoint_postResults
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief partition material point def grad onto constituents
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine homogenization_partitionDeformation(ip,el)
|
|
use mesh, only: &
|
|
mesh_element
|
|
use material, only: &
|
|
homogenization_type, &
|
|
homogenization_maxNgrains
|
|
use crystallite, only: &
|
|
crystallite_partionedF0, &
|
|
crystallite_partionedF
|
|
use homogenization_isostrain, only: &
|
|
homogenization_isostrain_label, &
|
|
homogenization_isostrain_partitionDeformation
|
|
use homogenization_RGC, only: &
|
|
homogenization_RGC_label, &
|
|
homogenization_RGC_partitionDeformation
|
|
|
|
implicit none
|
|
integer(pInt), intent(in) :: &
|
|
ip, & !< integration point
|
|
el !< element number
|
|
|
|
chosenHomogenization: select case(homogenization_type(mesh_element(3,el)))
|
|
case (homogenization_isostrain_label) chosenHomogenization
|
|
call homogenization_isostrain_partitionDeformation(&
|
|
crystallite_partionedF(1:3,1:3,1:homogenization_maxNgrains,ip,el), &
|
|
crystallite_partionedF0(1:3,1:3,1:homogenization_maxNgrains,ip,el),&
|
|
materialpoint_subF(1:3,1:3,ip,el),&
|
|
homogenization_state(ip,el), &
|
|
ip, &
|
|
el)
|
|
case (homogenization_RGC_label) chosenHomogenization
|
|
call homogenization_RGC_partitionDeformation(crystallite_partionedF(1:3,1:3,1:homogenization_maxNgrains,ip,el), &
|
|
crystallite_partionedF0(1:3,1:3,1:homogenization_maxNgrains,ip,el),&
|
|
materialpoint_subF(1:3,1:3,ip,el),&
|
|
homogenization_state(ip,el), &
|
|
ip, &
|
|
el)
|
|
end select chosenHomogenization
|
|
|
|
end subroutine homogenization_partitionDeformation
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief update the internal state of the homogenization scheme and tell whether "done" and
|
|
!> "happy" with result
|
|
!--------------------------------------------------------------------------------------------------
|
|
function homogenization_updateState(ip,el)
|
|
use mesh, only: &
|
|
mesh_element
|
|
use material, only: &
|
|
homogenization_type, &
|
|
homogenization_maxNgrains
|
|
use crystallite, only: &
|
|
crystallite_P, &
|
|
crystallite_dPdF, &
|
|
crystallite_partionedF,&
|
|
crystallite_partionedF0
|
|
use homogenization_RGC, only: &
|
|
homogenization_RGC_updateState, &
|
|
homogenization_RGC_label
|
|
|
|
implicit none
|
|
integer(pInt), intent(in) :: &
|
|
ip, & !< integration point
|
|
el !< element number
|
|
logical, dimension(2) :: homogenization_updateState
|
|
|
|
chosenHomogenization: select case(homogenization_type(mesh_element(3,el)))
|
|
|
|
case (homogenization_RGC_label) chosenHomogenization
|
|
homogenization_updateState = &
|
|
homogenization_RGC_updateState( homogenization_state(ip,el), &
|
|
homogenization_subState0(ip,el), &
|
|
crystallite_P(1:3,1:3,1:homogenization_maxNgrains,ip,el), &
|
|
crystallite_partionedF(1:3,1:3,1:homogenization_maxNgrains,ip,el), &
|
|
crystallite_partionedF0(1:3,1:3,1:homogenization_maxNgrains,ip,el),&
|
|
materialpoint_subF(1:3,1:3,ip,el),&
|
|
materialpoint_subdt(ip,el), &
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,1:homogenization_maxNgrains,ip,el), &
|
|
ip, &
|
|
e)l
|
|
case default chosenHomogenization
|
|
homogenization_updateState = .true.
|
|
end select chosenHomogenization
|
|
|
|
end function homogenization_updateState
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief derive average stress and stiffness from constituent quantities
|
|
!--------------------------------------------------------------------------------------------------
|
|
subroutine homogenization_averageStressAndItsTangent(ip,el)
|
|
use mesh, only: &
|
|
mesh_element
|
|
use material, only: &
|
|
homogenization_type, &
|
|
homogenization_maxNgrains
|
|
use crystallite, only: &
|
|
crystallite_P,crystallite_dPdF
|
|
use homogenization_isostrain, only: &
|
|
homogenization_isostrain_averageStressAndItsTangent, &
|
|
homogenization_isostrain_label
|
|
use homogenization_RGC, only: &
|
|
homogenization_RGC_averageStressAndItsTangent, &
|
|
homogenization_RGC_label
|
|
|
|
implicit none
|
|
integer(pInt), intent(in) :: &
|
|
ip, & !< integration point
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el !< element number
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chosenHomogenization: select case(homogenization_type(mesh_element(3,el)))
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case (homogenization_isostrain_label) chosenHomogenization
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call homogenization_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_maxNgrains,ip,el), &
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,1:homogenization_maxNgrains,ip,el), &
|
|
ip, &
|
|
el)
|
|
case (homogenization_RGC_label) chosenHomogenization
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|
call homogenization_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_maxNgrains,ip,el), &
|
|
crystallite_dPdF(1:3,1:3,1:3,1:3,1:homogenization_maxNgrains,ip,el), &
|
|
ip, &
|
|
el)
|
|
end select chosenHomogenization
|
|
|
|
end subroutine homogenization_averageStressAndItsTangent
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief derive average temperature from constituent quantities (does not depend on choosen
|
|
!! homogenization scheme)
|
|
!--------------------------------------------------------------------------------------------------
|
|
real(pReal) function homogenization_averageTemperature(ip,el)
|
|
use mesh, only: &
|
|
mesh_element
|
|
use material, only: &
|
|
homogenization_Ngrains
|
|
use crystallite, only: &
|
|
crystallite_Temperature
|
|
|
|
implicit none
|
|
integer(pInt), intent(in) :: &
|
|
ip, & !< integration point number
|
|
el !< element number
|
|
integer(pInt) :: &
|
|
Ngrains
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
! computing the average temperature
|
|
Ngrains = homogenization_Ngrains(mesh_element(3,el))
|
|
homogenization_averageTemperature= sum(crystallite_Temperature(1:Ngrains,ip,el))/real(Ngrains,pReal)
|
|
|
|
end function homogenization_averageTemperature
|
|
|
|
|
|
!--------------------------------------------------------------------------------------------------
|
|
!> @brief return array of homogenization results for post file inclusion. call only,
|
|
!> if homogenization_sizePostResults(i,e) > 0 !!
|
|
!--------------------------------------------------------------------------------------------------
|
|
function homogenization_postResults(ip,el)
|
|
use mesh, only: &
|
|
mesh_element
|
|
use material, only: &
|
|
homogenization_type
|
|
use homogenization_isostrain, only: &
|
|
homogenization_isostrain_postResults, &
|
|
homogenization_isostrain_label
|
|
use homogenization_RGC, only: &
|
|
homogenization_RGC_postResults, &
|
|
homogenization_RGC_label
|
|
|
|
implicit none
|
|
integer(pInt), intent(in) :: &
|
|
ip, & !< integration point
|
|
el !< element number
|
|
real(pReal), dimension(homogenization_sizePostResults(ip,el)) :: homogenization_postResults
|
|
|
|
homogenization_postResults = 0.0_pReal
|
|
chosenHomogenization: select case (homogenization_type(mesh_element(3,el)))
|
|
case (homogenization_isostrain_label) chosenHomogenization
|
|
homogenization_postResults = homogenization_isostrain_postResults(homogenization_state(ip,el),ip,el)
|
|
case (homogenization_RGC_label) chosenHomogenization
|
|
homogenization_postResults = homogenization_RGC_postResults(homogenization_state(ip,el),ip,el)
|
|
end select chosenHomogenization
|
|
|
|
end function homogenization_postResults
|
|
|
|
end module homogenization
|