DAMASK_EICMD/src/phase_thermal_dissipation.f90

93 lines
3.3 KiB
Fortran

!--------------------------------------------------------------------------------------------------
!> @author Martin Diehl, Max-Planck-Institut für Eisenforschung GmbH
!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
!> @author Franz Roters, Max-Planck-Institut für Eisenforschung GmbH
!> @brief material subroutine for thermal source due to plastic dissipation
!> @details to be done
!--------------------------------------------------------------------------------------------------
submodule(phase:thermal) dissipation
type :: tParameters !< container type for internal constitutive parameters
real(pReal) :: &
kappa !< TAYLOR-QUINNEY factor
end type tParameters
type(tParameters), dimension(:), allocatable :: param !< containers of constitutive parameters (len Ninstances)
contains
!--------------------------------------------------------------------------------------------------
!> @brief module initialization
!> @details reads in material parameters, allocates arrays, and does sanity checks
!--------------------------------------------------------------------------------------------------
module function dissipation_init(source_length) result(mySources)
integer, intent(in) :: source_length
logical, dimension(:,:), allocatable :: mySources
type(tDict), pointer :: &
phases, &
phase, &
thermal, &
src
class(tList), pointer :: &
sources
integer :: so,Nmembers,ph
mySources = thermal_active('dissipation',source_length)
if (count(mySources) == 0) return
print'(/,1x,a)', '<<<+- phase:thermal:dissipation init -+>>>'
print'(/,a,i2)', ' # phases: ',count(mySources); flush(IO_STDOUT)
phases => config_material%get_dict('phase')
allocate(param(phases%length))
do ph = 1, phases%length
phase => phases%get_dict(ph)
if (count(mySources(:,ph)) == 0) cycle !ToDo: error if > 1
thermal => phase%get_dict('thermal')
sources => thermal%get_list('source')
do so = 1, sources%length
if (mySources(so,ph)) then
associate(prm => param(ph))
src => sources%get_dict(so)
prm%kappa = src%get_asFloat('kappa')
Nmembers = count(material_ID_phase == ph)
call phase_allocateState(thermalState(ph)%p(so),Nmembers,0,0,0)
end associate
end if
end do
end do
end function dissipation_init
!--------------------------------------------------------------------------------------------------
!> @brief Ninstancess dissipation rate
!--------------------------------------------------------------------------------------------------
module function dissipation_f_T(ph,en) result(f_T)
integer, intent(in) :: ph, en
real(pReal) :: &
f_T
real(pReal), dimension(3,3) :: &
Mp !< Mandel stress work conjugate with Lp
Mp = matmul(matmul(transpose(mechanical_F_i(ph,en)),mechanical_F_i(ph,en)),mechanical_S(ph,en))
associate(prm => param(ph))
f_T = prm%kappa*sum(abs(Mp*mechanical_L_p(ph,en)))
end associate
end function dissipation_f_T
end submodule dissipation