phase_mechanical_plastic edit works
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achalhp
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cde95bf2d3
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@ -210,9 +210,7 @@ submodule(phase:mechanical) plastic
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en
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end subroutine plastic_phenopowerlaw_deltaState
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module subroutine plastic_kinematic_deltaFp(Mp,ph,en,twinJump,deltaFp) !< Achal
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real(pReal), dimension(3,3), intent(in) :: &
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Mp
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module subroutine plastic_kinematic_deltaFp(ph,en,twinJump,deltaFp) !< Achal
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integer, intent(in) :: &
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ph, &
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en
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@ -469,15 +467,15 @@ end function plastic_active
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!3) -(last sampled volume fraction) to restart sampling
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!4) logical true if twinning possible/needed, false if not occurring/not needed
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!--------------------------------------------------------------------------------------------------
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! subroutine constitutive_KinematicJump(ph, en, Jump_occurr,deltaFp)
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subroutine plastic_KinematicJump(ph, en, Jump_occurr,deltaFp)
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! integer, intent(in) :: &
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! ph, &
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! en
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! logical , intent(out) :: &
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! Jump_occurr
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! real(pReal), dimension(3,3), intent(out) :: &
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! deltaFp
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integer, intent(in) :: &
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ph, &
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en
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logical , intent(out) :: &
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Jump_occurr
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real(pReal), dimension(3,3), intent(out) :: &
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deltaFp
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! real(pReal), dimension(3,3) :: &
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! Mp
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@ -487,16 +485,16 @@ end function plastic_active
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! phase_mechanical_Fi(ph)%data(1:3,1:3,en)),phase_mechanical_S(ph)%data(1:3,1:3,en))
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! plasticType: select case (phase_plasticity(ph))
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plasticType: select case (phase_plasticity(ph))
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! case (PLASTIC_PHENOPOWERLAW_ID) plasticType
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! call plastic_kinematic_deltaFp(ph,en, Jump_occurr,deltaFp)
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case (PLASTIC_PHENOPOWERLAW_ID) plasticType
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call plastic_kinematic_deltaFp(ph,en, Jump_occurr,deltaFp)
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! end select plasticType
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end select plasticType
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! endif
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! end subroutine constitutive_KinematicJump
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end subroutine plastic_KinematicJump
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end submodule plastic
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@ -37,7 +37,8 @@ type :: tParameters
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h_0_sl_sl = 1.0_pReal, & !< reference hardening slip - slip
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h_0_tw_sl = 1.0_pReal, & !< reference hardening twin - slip
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h_0_tw_tw = 1.0_pReal, & !< reference hardening twin - twin
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a_sl = 1.0_pReal
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a_sl = 1.0_pReal, &
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checkstep = 0.1_pReal !< Achal Parameter to control sampling frequency
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real(pReal), allocatable, dimension(:) :: &
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xi_inf_sl, & !< maximum critical shear stress for slip
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h_int, & !< per family hardening activity (optional)
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@ -82,7 +83,7 @@ type :: tPhenopowerlawState
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gamma_sl, &
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gamma_tw, &
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f_twin, &
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fmc_twin !< Achal
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fmc_twin !< Achal, To control sampling frequency
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end type tPhenopowerlawState
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!--------------------------------------------------------------------------------------------------
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@ -141,7 +142,7 @@ allocate(deltastate(phases%length))
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do ph = 1, phases%length
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if (.not. myPlasticity(ph)) cycle
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associate(prm => param(ph), stt => state(ph), dot => dotState(ph), &
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associate(prm => param(ph), stt => state(ph), dot => dotState(ph), dlt => deltastate(ph), &
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idx_dot => indexDotState(ph))
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phase => phases%get(ph)
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@ -216,6 +217,7 @@ do ph = 1, phases%length
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prm%n_tw = pl%get_asFloat('n_tw')
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prm%f_sat_sl_tw = pl%get_asFloat('f_sat_sl-tw')
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prm%h_0_tw_tw = pl%get_asFloat('h_0_tw-tw')
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prm%checkstep = pl%get_asFloat('checkstep', defaultVal=0.1_pReal) !< Achal
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! expand: family => system
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xi_0_tw = math_expand(xi_0_tw,N_tw)
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@ -322,15 +324,14 @@ do ph = 1, phases%length
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idx_dot%f_twin = [startIndex,endIndex] ! Achal
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stt%f_twin => plasticState(ph)%state(startIndex:endIndex,:) ! Achal
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!dot%f_twin => plasticState(ph)%dotState(startIndex:endIndex,:)
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deltastate(ph)%f_twin => plasticState(ph)%deltaState(startIndex-o:endIndex-o,:) ! Achal
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dlt%f_twin => plasticState(ph)%deltaState(startIndex-o:endIndex-o,:) ! Achal
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plasticState(ph)%atol(startIndex:endIndex) = pl%get_asFloat('atol_gamma',defaultVal=1.0e-6_pReal)
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startIndex = endIndex + 1
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endIndex = endIndex + prm%totalNtwin
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stt%fmc_twin_nucl => plasticState(p)%state (startIndex:endIndex,:)
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dlt%fmc_twin_nucl => plasticState(p)%deltaState(startIndex-plasticState(p)%offsetDeltaState: &
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endIndex-plasticState(p)%offsetDeltaState,:)
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plasticState(p)%aTolState(startIndex:endIndex) = prm%aTolShear
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startIndex = endIndex + 1
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endIndex = endIndex + prm%sum_N_tw
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stt%fmc_twin => plasticState(ph)%state(startIndex:endIndex,:)
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dlt%fmc_twin => plasticState(ph)%deltaState(startIndex-o:endIndex-o,:)
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plasticState(ph)%atol(startIndex:endIndex) = pl%get_asFloat('atol_gamma',defaultVal=1.0e-6_pReal)
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write(6,*)"offset", o ! Achal Delete
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@ -438,7 +439,7 @@ associate(prm => param(ph), stt => state(ph), &
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call kinetics_tw(Mp,ph,en,dot_gamma_tw,fdot_twin)
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if(en==1) call plastic_kinematic_deltaFp(Mp,ph,en,twinJump,deltaFp) ! delete this
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if(en==1) call plastic_kinematic_deltaFp(ph,en,twinJump,deltaFp) ! delete this
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if(en==1) write(6,*)'f_twin',dotState(indexDotState(ph)%f_twin(1):indexDotState(ph)%f_twin(2)) !Achal delete
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@ -464,11 +465,10 @@ end function phenopowerlaw_dotState
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!> @brief calculates instantaneous incremental change of kinematics and associated jump state
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!> Satya, Achal
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!--------------------------------------------------------------------------------------------------
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module subroutine plastic_kinematic_deltaFp(Mp,ph,en,twinJump,deltaFp)
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module subroutine plastic_kinematic_deltaFp(ph,en,twinJump,deltaFp)
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use math, only: &
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math_I3
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real(pReal), dimension(3,3), intent(in) :: &
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Mp
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! Mp is no longer input
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integer, intent(in) :: &
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ph, &
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en
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@ -499,39 +499,42 @@ deltaFp = math_I3
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!* loop through my neighborhood and get the connection vectors (in lattice frame) and the excess densities !Achal
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associate(prm => param(ph), stt => state(ph), dot => dotState(ph), del => deltastate(ph))
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associate(prm => param(ph), stt => state(ph), dot => dotState(ph), dlt => deltastate(ph))
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nRealNeighbors = 0.0_pReal !Achal
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nRealNeighbors = 0.0_pReal !Achal
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neighbors: do n = 1,nIPneighbors
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neighbor_e = geom(ph)%IPneighborhood(1,n,en)
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neighbor_i = geom(ph)%IPneighborhood(2,n,en)
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neighbor_me = material_phaseEntry(1,(neighbor_e-1)*discretization_nIPs + neighbor_i) !Neighbour offset
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neighbor_phase = material_phaseID(1,(neighbor_e-1)*discretization_nIPs + neighbor_i)
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enddo neighbors
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neighbors: do n = 1,nIPneighbors
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neighbor_e = geom(ph)%IPneighborhood(1,n,en)
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neighbor_i = geom(ph)%IPneighborhood(2,n,en)
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neighbor_me = material_phaseEntry(1,(neighbor_e-1)*discretization_nIPs + neighbor_i) !Neighbour offset
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neighbor_phase = material_phaseID(1,(neighbor_e-1)*discretization_nIPs + neighbor_i)
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enddo neighbors
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tau_tw = [(math_tensordot(Mp,prm%P_tw(1:3,1:3,i)),i=1,prm%sum_N_tw)]
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!twin_var = maxloc((0.05_pReal*(abs(tau_tw)/stt%xi_tw(:,en))**prm%n_tw)/prm%gamma_char,dim=1) ! This prints values from 1 to 6, fdot0_twin is taken as 0.05
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twin_var = maxloc(stt%f_twin(:,en),dim=1)
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!fdot_twin = (0.05_pReal*(abs(tau_tw)/stt%xi_tw(:,en))**prm%n_tw)/prm%gamma_char ! This is sometimes >1
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!tau_tw = [(math_tensordot(Mp,prm%P_tw(1:3,1:3,i)),i=1,prm%sum_N_tw)]
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!twin_var = maxloc((0.05_pReal*(abs(tau_tw)/stt%xi_tw(:,en))**prm%n_tw)/prm%gamma_char,dim=1) ! This prints values from 1 to 6, fdot0_twin is taken as 0.05
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twin_var = maxloc(stt%f_twin(:,en),dim=1)
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!fdot_twin = (0.05_pReal*(abs(tau_tw)/stt%xi_tw(:,en))**prm%n_tw)/prm%gamma_char ! This is sometimes >1
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write(6,*) 'twin_var', twin_var !delete this
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write(6,*) 'twin_var', twin_var !delete this
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!if (en==1) write(6,*)'correspondanceMatrix1', param(ph)%CorrespondanceMatrix(:,:,1) !delete this !delete this
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!if (en==1) write(6,*)'correspondanceMatrix1', param(ph)%CorrespondanceMatrix(:,:,1) !delete this !delete this
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call RANDOM_NUMBER(random)
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call RANDOM_NUMBER(random)
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!write(6,*)'random',random !delete this
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!if (en==1) write(6,*)'f_twin', stt%f_twin(:,en)
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Success_Nucleation: if (random*0.0000000000000000000000001_pReal <= maxval((0.05_pReal*(abs(tau_tw) &
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/stt%xi_tw(:,en))**prm%n_tw)/prm%gamma_char)) then ! Instead of sum take max
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twinJump = .true.
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deltaFp = prm%CorrespondanceMatrix(:,:,twin_var)
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del%f_twin(:,en) = 0.0_pReal - stt%f_twin(:,en)
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!write(6,*)'random',random !delete this
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!if (en==1) write(6,*)'f_twin', stt%f_twin(:,en)
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Ability_Nucleation: if(stt%f_twin(twin_var,en)>(stt%fmc_twin(twin_var,en)+prm%checkstep)) then
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end if Success_Nucleation
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stt%fmc_twin(twin_var,en) = stt%fmc_twin(twin_var,en)+prm%checkstep
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Success_Nucleation: if (random*0.00000000000000000000001_pReal <= stt%f_twin(twin_var,en)) then ! Instead of sum take max
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twinJump = .true.
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deltaFp = prm%CorrespondanceMatrix(:,:,twin_var)
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dlt%f_twin(:,en) = 0.0_pReal - stt%f_twin(:,en)
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end if Success_Nucleation
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endif Ability_Nucleation
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end associate
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