DAMASK_EICMD/src/phase_thermal_dissipation.f90

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!--------------------------------------------------------------------------------------------------
!> @author Martin Diehl, Max-Planck-Institut für Eisenforschung GmbH
!> @author Pratheek Shanthraj, Max-Planck-Institut für Eisenforschung GmbH
!> @brief material subroutine for thermal source due to plastic dissipation
!> @details to be done
!--------------------------------------------------------------------------------------------------
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submodule(constitutive:thermal) dissipation
integer, dimension(:), allocatable :: &
source_thermal_dissipation_offset, & !< which source is my current thermal dissipation mechanism?
source_thermal_dissipation_instance !< instance of thermal dissipation source mechanism
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type :: tParameters !< container type for internal constitutive parameters
real(pReal) :: &
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kappa !< TAYLOR-QUINNEY factor
end type tParameters
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type(tParameters), dimension(:), allocatable :: param !< containers of constitutive parameters (len Ninstances)
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contains
!--------------------------------------------------------------------------------------------------
!> @brief module initialization
!> @details reads in material parameters, allocates arrays, and does sanity checks
!--------------------------------------------------------------------------------------------------
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module function source_thermal_dissipation_init(source_length) result(mySources)
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integer, intent(in) :: source_length
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logical, dimension(:,:), allocatable :: mySources
class(tNode), pointer :: &
phases, &
phase, &
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sources, thermal, &
src
integer :: Ninstances,sourceOffset,Nconstituents,p
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print'(/,a)', ' <<<+- thermal_dissipation init -+>>>'
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mySources = thermal_active('dissipation',source_length)
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Ninstances = count(mySources)
print'(a,i2)', ' # instances: ',Ninstances; flush(IO_STDOUT)
if(Ninstances == 0) return
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phases => config_material%get('phase')
allocate(param(Ninstances))
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allocate(source_thermal_dissipation_offset (phases%length), source=0)
allocate(source_thermal_dissipation_instance(phases%length), source=0)
do p = 1, phases%length
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phase => phases%get(p)
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if(any(mySources(:,p))) source_thermal_dissipation_instance(p) = count(mySources(:,1:p))
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if(count(mySources(:,p)) == 0) cycle
thermal => phase%get('thermal')
sources => thermal%get('source')
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do sourceOffset = 1, sources%length
if(mySources(sourceOffset,p)) then
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source_thermal_dissipation_offset(p) = sourceOffset
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associate(prm => param(source_thermal_dissipation_instance(p)))
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src => sources%get(sourceOffset)
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prm%kappa = src%get_asFloat('kappa')
Nconstituents = count(material_phaseAt==p) * discretization_nIPs
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call constitutive_allocateState(thermalState(p)%p(sourceOffset),Nconstituents,0,0,0)
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end associate
endif
enddo
enddo
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end function source_thermal_dissipation_init
!--------------------------------------------------------------------------------------------------
!> @brief Ninstancess dissipation rate
!--------------------------------------------------------------------------------------------------
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module subroutine thermal_dissipation_getRate(TDot, Tstar, Lp, phase)
integer, intent(in) :: &
phase
real(pReal), intent(in), dimension(3,3) :: &
Tstar
real(pReal), intent(in), dimension(3,3) :: &
Lp
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real(pReal), intent(out) :: &
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TDot
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associate(prm => param(source_thermal_dissipation_instance(phase)))
TDot = prm%kappa*sum(abs(Tstar*Lp))
end associate
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end subroutine thermal_dissipation_getRate
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end submodule dissipation