348 lines
11 KiB
Fortran
348 lines
11 KiB
Fortran
!----------------------------------------------------------------------------------------------------
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!> @brief internal microstructure state for all thermal sources and kinematics constitutive models
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!----------------------------------------------------------------------------------------------------
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submodule(phase) thermal
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type :: tThermalParameters
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real(pReal) :: C_p = 0.0_pReal !< heat capacity
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real(pReal), dimension(3,3) :: K = 0.0_pReal !< thermal conductivity
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end type tThermalParameters
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integer, dimension(:), allocatable :: &
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thermal_Nsources
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type(tSourceState), allocatable, dimension(:) :: &
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thermalState
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enum, bind(c); enumerator :: &
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THERMAL_UNDEFINED_ID ,&
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THERMAL_DISSIPATION_ID, &
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THERMAL_EXTERNALHEAT_ID
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end enum
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type :: tDataContainer ! ?? not very telling name. Better: "fieldQuantities" ??
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real(pReal), dimension(:), allocatable :: T, dot_T
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end type tDataContainer
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integer(kind(THERMAL_UNDEFINED_ID)), dimension(:,:), allocatable :: &
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thermal_source
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type(tDataContainer), dimension(:), allocatable :: current ! ?? not very telling name. Better: "field" ?? MD: current(ho)%T(en) reads quite good
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type(tThermalParameters), dimension(:), allocatable :: param
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integer :: thermal_source_maxSizeDotState
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interface
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module function dissipation_init(source_length) result(mySources)
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integer, intent(in) :: source_length
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logical, dimension(:,:), allocatable :: mySources
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end function dissipation_init
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module function externalheat_init(source_length) result(mySources)
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integer, intent(in) :: source_length
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logical, dimension(:,:), allocatable :: mySources
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end function externalheat_init
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module subroutine externalheat_dotState(ph, en)
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integer, intent(in) :: &
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ph, &
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en
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end subroutine externalheat_dotState
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module function dissipation_f_T(ph,en) result(f_T)
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integer, intent(in) :: &
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ph, &
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en
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real(pReal) :: f_T
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end function dissipation_f_T
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module function externalheat_f_T(ph,en) result(f_T)
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integer, intent(in) :: &
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ph, &
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en
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real(pReal) :: f_T
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end function externalheat_f_T
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end interface
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contains
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!----------------------------------------------------------------------------------------------
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!< @brief initializes thermal sources and kinematics mechanism
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!----------------------------------------------------------------------------------------------
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module subroutine thermal_init(phases)
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class(tNode), pointer :: &
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phases
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class(tNode), pointer :: &
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phase, thermal, sources
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integer :: &
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ph, so, &
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Nmembers
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print'(/,a)', ' <<<+- phase:thermal init -+>>>'
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allocate(current(phases%length))
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allocate(thermalState(phases%length))
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allocate(thermal_Nsources(phases%length),source = 0)
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allocate(param(phases%length))
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do ph = 1, phases%length
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Nmembers = count(material_phaseID == ph)
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allocate(current(ph)%T(Nmembers),source=300.0_pReal)
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allocate(current(ph)%dot_T(Nmembers),source=0.0_pReal)
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phase => phases%get(ph)
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thermal => phase%get('thermal',defaultVal=emptyDict)
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param(ph)%C_p = thermal%get_asFloat('C_p',defaultVal=0.0_pReal) ! ToDo: make mandatory?
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param(ph)%K(1,1) = thermal%get_asFloat('K_11',defaultVal=0.0_pReal) ! ToDo: make mandatory?
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param(ph)%K(3,3) = thermal%get_asFloat('K_33',defaultVal=0.0_pReal) ! ToDo: depends on symmtery
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param(ph)%K = lattice_symmetrize_33(param(ph)%K,phase_lattice(ph))
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sources => thermal%get('source',defaultVal=emptyList)
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thermal_Nsources(ph) = sources%length
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allocate(thermalstate(ph)%p(thermal_Nsources(ph)))
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enddo
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allocate(thermal_source(maxval(thermal_Nsources),phases%length), source = THERMAL_UNDEFINED_ID)
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if (maxval(thermal_Nsources) /= 0) then
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where(dissipation_init (maxval(thermal_Nsources))) thermal_source = THERMAL_DISSIPATION_ID
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where(externalheat_init(maxval(thermal_Nsources))) thermal_source = THERMAL_EXTERNALHEAT_ID
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endif
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thermal_source_maxSizeDotState = 0
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do ph = 1,phases%length
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do so = 1,thermal_Nsources(ph)
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thermalState(ph)%p(so)%state = thermalState(ph)%p(so)%state0
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enddo
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thermal_source_maxSizeDotState = max(thermal_source_maxSizeDotState, &
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maxval(thermalState(ph)%p%sizeDotState))
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enddo
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end subroutine thermal_init
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!----------------------------------------------------------------------------------------------
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!< @brief calculates thermal dissipation rate
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!----------------------------------------------------------------------------------------------
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module function phase_f_T(ph,en) result(f)
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integer, intent(in) :: ph, en
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real(pReal) :: f
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integer :: so
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f = 0.0_pReal
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do so = 1, thermal_Nsources(ph)
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select case(thermal_source(so,ph))
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case (THERMAL_DISSIPATION_ID)
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f = f + dissipation_f_T(ph,en)
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case (THERMAL_EXTERNALHEAT_ID)
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f = f + externalheat_f_T(ph,en)
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end select
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enddo
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end function phase_f_T
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!--------------------------------------------------------------------------------------------------
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!> @brief contains the constitutive equation for calculating the rate of change of microstructure
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!--------------------------------------------------------------------------------------------------
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function phase_thermal_collectDotState(ph,en) result(broken)
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integer, intent(in) :: ph, en
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logical :: broken
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integer :: i
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broken = .false.
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SourceLoop: do i = 1, thermal_Nsources(ph)
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if (thermal_source(i,ph) == THERMAL_EXTERNALHEAT_ID) &
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call externalheat_dotState(ph,en)
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broken = broken .or. any(IEEE_is_NaN(thermalState(ph)%p(i)%dotState(:,en)))
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enddo SourceLoop
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end function phase_thermal_collectDotState
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!--------------------------------------------------------------------------------------------------
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!> @brief Thermal viscosity.
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!--------------------------------------------------------------------------------------------------
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module function phase_mu_T(co,ce) result(mu)
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integer, intent(in) :: co, ce
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real(pReal) :: mu
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mu = phase_rho(material_phaseID(co,ce)) &
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* param(material_phaseID(co,ce))%C_p
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end function phase_mu_T
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!--------------------------------------------------------------------------------------------------
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!> @brief Thermal conductivity/diffusivity in reference configuration.
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!--------------------------------------------------------------------------------------------------
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module function phase_K_T(co,ce) result(K)
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integer, intent(in) :: co, ce
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real(pReal), dimension(3,3) :: K
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K = crystallite_push33ToRef(co,ce,param(material_phaseID(co,ce))%K)
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end function phase_K_T
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module function phase_thermal_constitutive(Delta_t,ph,en) result(converged_)
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real(pReal), intent(in) :: Delta_t
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integer, intent(in) :: ph, en
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logical :: converged_
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converged_ = .not. integrateThermalState(Delta_t,ph,en)
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end function phase_thermal_constitutive
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!--------------------------------------------------------------------------------------------------
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!> @brief integrate state with 1st order explicit Euler method
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!--------------------------------------------------------------------------------------------------
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function integrateThermalState(Delta_t, ph,en) result(broken)
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real(pReal), intent(in) :: Delta_t
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integer, intent(in) :: ph, en
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logical :: &
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broken
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integer :: &
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so, &
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sizeDotState
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broken = phase_thermal_collectDotState(ph,en)
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if (broken) return
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do so = 1, thermal_Nsources(ph)
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sizeDotState = thermalState(ph)%p(so)%sizeDotState
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thermalState(ph)%p(so)%state(1:sizeDotState,en) = thermalState(ph)%p(so)%state0(1:sizeDotState,en) &
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+ thermalState(ph)%p(so)%dotState(1:sizeDotState,en) * Delta_t
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enddo
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end function integrateThermalState
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module subroutine thermal_forward()
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integer :: ph, so
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do ph = 1, size(thermalState)
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do so = 1, size(thermalState(ph)%p)
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thermalState(ph)%p(so)%state0 = thermalState(ph)%p(so)%state
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enddo
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enddo
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end subroutine thermal_forward
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!----------------------------------------------------------------------------------------------
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!< @brief Get temperature (for use by non-thermal physics)
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!----------------------------------------------------------------------------------------------
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module function thermal_T(ph,en) result(T)
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integer, intent(in) :: ph, en
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real(pReal) :: T
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T = current(ph)%T(en)
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end function thermal_T
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!----------------------------------------------------------------------------------------------
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!< @brief Get rate of temperature (for use by non-thermal physics)
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!----------------------------------------------------------------------------------------------
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module function thermal_dot_T(ph,en) result(dot_T)
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integer, intent(in) :: ph, en
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real(pReal) :: dot_T
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dot_T = current(ph)%dot_T(en)
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end function thermal_dot_T
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!----------------------------------------------------------------------------------------------
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!< @brief Set temperature
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!----------------------------------------------------------------------------------------------
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module subroutine phase_thermal_setField(T,dot_T, co,ce)
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real(pReal), intent(in) :: T, dot_T
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integer, intent(in) :: ce, co
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current(material_phaseID(co,ce))%T(material_phaseEntry(co,ce)) = T
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current(material_phaseID(co,ce))%dot_T(material_phaseEntry(co,ce)) = dot_T
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end subroutine phase_thermal_setField
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!--------------------------------------------------------------------------------------------------
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!> @brief checks if a source mechanism is active or not
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!--------------------------------------------------------------------------------------------------
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function thermal_active(source_label,src_length) result(active_source)
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character(len=*), intent(in) :: source_label !< name of source mechanism
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integer, intent(in) :: src_length !< max. number of sources in system
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logical, dimension(:,:), allocatable :: active_source
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class(tNode), pointer :: &
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phases, &
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phase, &
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sources, thermal, &
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src
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integer :: p,s
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phases => config_material%get('phase')
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allocate(active_source(src_length,phases%length), source = .false. )
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do p = 1, phases%length
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phase => phases%get(p)
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thermal => phase%get('thermal',defaultVal=emptyDict)
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sources => thermal%get('source',defaultVal=emptyList)
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do s = 1, sources%length
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src => sources%get(s)
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active_source(s,p) = src%get_asString('type') == source_label
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enddo
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enddo
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end function thermal_active
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end submodule thermal
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