better readable
This commit is contained in:
Martin Diehl
parent
8f89827573
commit
730e7d96c0
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@ -198,17 +198,13 @@ module plastic_nonlocal
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rho, & ! < all dislocations
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rhoSgl, &
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rhoSglMobile, & ! iRhoU
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rhoSglEdgeMobile, &
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rho_sgl_mob_edg_pos, &
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rho_sgl_mob_edg_neg, &
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rhoSglScrewMobile, &
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rho_sgl_mob_scr_pos, &
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rho_sgl_mob_scr_neg, &
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rhoSglImmobile, & ! iRhoB
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rhoSglEdgeImmobile, &
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rho_sgl_imm_edg_pos, &
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rho_sgl_imm_edg_neg, &
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rhoSglScrewImmobile, &
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rho_sgl_imm_scr_pos, &
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rho_sgl_imm_scr_neg, &
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rhoSglPos, &
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@ -639,10 +635,6 @@ extmsg = trim(extmsg)//' fEdgeMultiplication'
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dot%rhoSglMobile => plasticState(p)%dotState (0_pInt*prm%totalNslip+1_pInt: 4_pInt*prm%totalNslip,:)
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del%rhoSglMobile => plasticState(p)%deltaState (0_pInt*prm%totalNslip+1_pInt: 4_pInt*prm%totalNslip,:)
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stt%rhoSglEdgeMobile => plasticState(p)%state (0_pInt*prm%totalNslip+1_pInt: 2_pInt*prm%totalNslip,:)
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dot%rhoSglEdgeMobile => plasticState(p)%dotState (0_pInt*prm%totalNslip+1_pInt: 2_pInt*prm%totalNslip,:)
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del%rhoSglEdgeMobile => plasticState(p)%deltaState (0_pInt*prm%totalNslip+1_pInt: 2_pInt*prm%totalNslip,:)
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stt%rho_sgl_mob_edg_pos => plasticState(p)%state (0_pInt*prm%totalNslip+1_pInt: 1_pInt*prm%totalNslip,:)
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dot%rho_sgl_mob_edg_pos => plasticState(p)%dotState (0_pInt*prm%totalNslip+1_pInt: 1_pInt*prm%totalNslip,:)
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del%rho_sgl_mob_edg_pos => plasticState(p)%deltaState (0_pInt*prm%totalNslip+1_pInt: 1_pInt*prm%totalNslip,:)
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@ -651,10 +643,6 @@ extmsg = trim(extmsg)//' fEdgeMultiplication'
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dot%rho_sgl_mob_edg_neg => plasticState(p)%dotState (1_pInt*prm%totalNslip+1_pInt: 2_pInt*prm%totalNslip,:)
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del%rho_sgl_mob_edg_neg => plasticState(p)%deltaState (1_pInt*prm%totalNslip+1_pInt: 2_pInt*prm%totalNslip,:)
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stt%rhoSglScrewMobile => plasticState(p)%state (2_pInt*prm%totalNslip+1_pInt: 4_pInt*prm%totalNslip,:)
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dot%rhoSglScrewMobile => plasticState(p)%dotState (2_pInt*prm%totalNslip+1_pInt: 4_pInt*prm%totalNslip,:)
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del%rhoSglScrewMobile => plasticState(p)%deltaState (2_pInt*prm%totalNslip+1_pInt: 4_pInt*prm%totalNslip,:)
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stt%rho_sgl_mob_scr_pos => plasticState(p)%state (2_pInt*prm%totalNslip+1_pInt: 3_pInt*prm%totalNslip,:)
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dot%rho_sgl_mob_scr_pos => plasticState(p)%dotState (2_pInt*prm%totalNslip+1_pInt: 3_pInt*prm%totalNslip,:)
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del%rho_sgl_mob_scr_pos => plasticState(p)%deltaState (2_pInt*prm%totalNslip+1_pInt: 3_pInt*prm%totalNslip,:)
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@ -667,10 +655,6 @@ extmsg = trim(extmsg)//' fEdgeMultiplication'
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dot%rhoSglImmobile => plasticState(p)%dotState (4_pInt*prm%totalNslip+1_pInt: 8_pInt*prm%totalNslip,:)
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del%rhoSglImmobile => plasticState(p)%deltaState (4_pInt*prm%totalNslip+1_pInt: 8_pInt*prm%totalNslip,:)
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stt%rhoSglEdgeImmobile => plasticState(p)%state (4_pInt*prm%totalNslip+1_pInt: 6_pInt*prm%totalNslip,:)
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dot%rhoSglEdgeImmobile => plasticState(p)%dotState (4_pInt*prm%totalNslip+1_pInt: 6_pInt*prm%totalNslip,:)
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del%rhoSglEdgeImmobile => plasticState(p)%deltaState (4_pInt*prm%totalNslip+1_pInt: 6_pInt*prm%totalNslip,:)
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stt%rho_sgl_imm_edg_pos => plasticState(p)%state (4_pInt*prm%totalNslip+1_pInt: 5_pInt*prm%totalNslip,:)
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dot%rho_sgl_imm_edg_pos => plasticState(p)%dotState (4_pInt*prm%totalNslip+1_pInt: 5_pInt*prm%totalNslip,:)
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del%rho_sgl_imm_edg_pos => plasticState(p)%deltaState (4_pInt*prm%totalNslip+1_pInt: 5_pInt*prm%totalNslip,:)
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@ -679,10 +663,6 @@ extmsg = trim(extmsg)//' fEdgeMultiplication'
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dot%rho_sgl_imm_edg_neg => plasticState(p)%dotState (5_pInt*prm%totalNslip+1_pInt: 6_pInt*prm%totalNslip,:)
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del%rho_sgl_imm_edg_neg => plasticState(p)%deltaState (5_pInt*prm%totalNslip+1_pInt: 6_pInt*prm%totalNslip,:)
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stt%rhoSglScrewImmobile => plasticState(p)%state (6_pInt*prm%totalNslip+1_pInt: 8_pInt*prm%totalNslip,:)
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dot%rhoSglScrewImmobile => plasticState(p)%dotState (6_pInt*prm%totalNslip+1_pInt: 8_pInt*prm%totalNslip,:)
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del%rhoSglScrewImmobile => plasticState(p)%deltaState (6_pInt*prm%totalNslip+1_pInt: 8_pInt*prm%totalNslip,:)
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stt%rho_sgl_imm_scr_pos => plasticState(p)%state (6_pInt*prm%totalNslip+1_pInt: 7_pInt*prm%totalNslip,:)
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dot%rho_sgl_imm_scr_pos => plasticState(p)%dotState(6_pInt*prm%totalNslip+1_pInt: 7_pInt*prm%totalNslip,:)
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del%rho_sgl_imm_scr_pos => plasticState(p)%deltaState(6_pInt*prm%totalNslip+1_pInt: 7_pInt*prm%totalNslip,:)
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@ -809,10 +789,10 @@ subroutine stateInit(phase,NofMyPhase)
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phasememberAt
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implicit none
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integer(pInt),intent(in) ::&
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integer,intent(in) ::&
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phase, &
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NofMyPhase
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integer(pInt) :: &
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integer :: &
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e, &
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i, &
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f, &
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@ -840,8 +820,8 @@ subroutine stateInit(phase,NofMyPhase)
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if (prm%rhoSglRandom > 0.0_pReal) then
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! get the total volume of the instance
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do e = 1_pInt,theMesh%nElems
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do i = 1_pInt,theMesh%elem%nIPs
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do e = 1,theMesh%nElems
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do i = 1,theMesh%elem%nIPs
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if (material_phase(1,i,e) == phase) volume(phasememberAt(1,i,e)) = mesh_ipVolume(i,e)
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enddo
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enddo
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@ -860,9 +840,9 @@ subroutine stateInit(phase,NofMyPhase)
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enddo
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! homogeneous distribution of density with some noise
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else
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do e = 1_pInt, NofMyPhase
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do f = 1_pInt,size(prm%Nslip,1)
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from = 1_pInt + sum(prm%Nslip(1:f-1_pInt))
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do e = 1, NofMyPhase
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do f = 1,size(prm%Nslip,1)
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from = 1 + sum(prm%Nslip(1:f-1))
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upto = sum(prm%Nslip(1:f))
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do s = from,upto
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noise = [math_sampleGaussVar(0.0_pReal, prm%rhoSglScatter), &
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@ -1430,6 +1410,7 @@ end subroutine plastic_nonlocal_LpAndItsTangent
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subroutine plastic_nonlocal_deltaState(Mp,ip,el)
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use prec, only: &
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dNeq0
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#ifdef DEBUG
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use debug, only: debug_level, &
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debug_constitutive, &
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debug_levelBasic, &
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@ -1437,6 +1418,7 @@ use debug, only: debug_level, &
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debug_levelSelective, &
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debug_i, &
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debug_e
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#endif
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use math, only: PI, &
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math_mul33xx33
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use mesh, only: mesh_ipVolume
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@ -1466,8 +1448,6 @@ real(pReal), dimension(totalNslip(phase_plasticityInstance(material_phase(1,ip,e
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deltaRhoDipole2SingleStress ! density increment by dipole dissociation (by stress change)
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real(pReal), dimension(totalNslip(phase_plasticityInstance(material_phase(1,ip,el))),10) :: &
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rho ! current dislocation densities
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real(pReal), dimension(totalNslip(phase_plasticityInstance(material_phase(1,ip,el))),8) :: &
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rhoSgl ! current single dislocation densities (positive/negative screw and edge without dipoles)
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real(pReal), dimension(totalNslip(phase_plasticityInstance(material_phase(1,ip,el))),4) :: &
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v ! dislocation glide velocity
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real(pReal), dimension(totalNslip(phase_plasticityInstance(material_phase(1,ip,el)))) :: &
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@ -1479,17 +1459,10 @@ real(pReal), dimension(totalNslip(phase_plasticityInstance(material_phase(1,ip,e
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dUpperOld, & ! old maximum stable dipole distance for edges and screws
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deltaDUpper ! change in maximum stable dipole distance for edges and screws
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#ifdef DEBUG
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if (iand(debug_level(debug_constitutive),debug_levelBasic) /= 0_pInt &
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.and. ((debug_e == el .and. debug_i == ip)&
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.or. .not. iand(debug_level(debug_constitutive),debug_levelSelective) /= 0_pInt)) &
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write(6,'(/,a,i8,1x,i2,1x,i1,/)') '<< CONST >> nonlocal_deltaState at el ip ',el,ip
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#endif
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ph = phaseAt(1,ip,el)
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of = phasememberAt(1,ip,el)
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instance = phase_plasticityInstance(ph)
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associate(prm => param(instance),dst => microstructure(instance))
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associate(prm => param(instance),dst => microstructure(instance),del => deltaState(instance))
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ns = totalNslip(instance)
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!*** shortcut to state variables
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@ -1514,9 +1487,7 @@ elsewhere
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deltaRhoRemobilization(:,mob) = 0.0_pReal
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deltaRhoRemobilization(:,imm) = 0.0_pReal
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endwhere
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rhoSgl = rho(:,sgl)
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deltaRhoRemobilization(:,dip) = 0.0_pReal
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!****************************************************************************
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!*** calculate dipole formation and dissociation by stress change
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@ -1527,19 +1498,18 @@ do s = 1_pInt,prm%totalNslip
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tau(s) = math_mul33xx33(Mp, prm%Schmid(1:3,1:3,s)) +dst%tau_back(s,of)
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if (abs(tau(s)) < 1.0e-15_pReal) tau(s) = 1.0e-15_pReal
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enddo
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dLower = prm%minDipoleHeight(1:ns,1:2)
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dUpper(1:ns,1) = prm%mu * prm%burgers &
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/ (8.0_pReal * PI * (1.0_pReal - prm%nu) * abs(tau))
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dLower = prm%minDipoleHeight
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dUpper(1:ns,1) = prm%mu * prm%burgers/(8.0_pReal * PI * (1.0_pReal - prm%nu) * abs(tau))
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dUpper(1:ns,2) = prm%mu * prm%burgers/(4.0_pReal * PI * abs(tau))
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where(dNeq0(sqrt(sum(abs(rho(:,edg)),2)))) &
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dUpper(1:ns,1) = min(1.0_pReal/sqrt(sum(abs(rho(:,edg)),2)),dUpper(1:ns,1))
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where(dNeq0(sqrt(sum(abs(rho(:,scr)),2)))) &
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dUpper(1:ns,2) = min(1.0_pReal/sqrt(sum(abs(rho(:,scr)),2)),dUpper(1:ns,2))
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do c = 1, 2
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where(dNeq0(sqrt(rhoSgl(1:ns,2*c-1)+rhoSgl(1:ns,2*c)+abs(rhoSgl(1:ns,2*c+3))&
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+abs(rhoSgl(1:ns,2*c+4))+rhoDip(1:ns,c)))) &
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dUpper(1:ns,c) = min(1.0_pReal / sqrt(rhoSgl(1:ns,2*c-1) + rhoSgl(1:ns,2*c) &
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+ abs(rhoSgl(1:ns,2*c+3)) + abs(rhoSgl(1:ns,2*c+4)) + rhoDip(1:ns,c)), &
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dUpper(1:ns,c))
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enddo
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dUpper = max(dUpper,dLower)
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deltaDUpper = dUpper - dUpperOld
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@ -1557,25 +1527,11 @@ forall (t=1_pInt:4_pInt) &
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!*** store new maximum dipole height in state
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forall (s = 1_pInt:ns, c = 1_pInt:2_pInt) &
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plasticState(ph)%state(iD(s,c,instance),of) = dUpper(s,c)
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!****************************************************************************
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!*** assign the changes in the dislocation densities to deltaState
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deltaRho = deltaRhoRemobilization &
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+ deltaRhoDipole2SingleStress
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plasticState(ph)%deltaState(:,of) = 0.0_pReal
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forall (s = 1:ns, t = 1_pInt:4_pInt)
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plasticState(ph)%deltaState(iRhoU(s,t,instance),of)= deltaRho(s,t)
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plasticState(ph)%deltaState(iRhoB(s,t,instance),of) = deltaRho(s,t+4_pInt)
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endforall
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forall (s = 1:ns, c = 1_pInt:2_pInt) &
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plasticState(ph)%deltaState(iRhoD(s,c,instance),of) = deltaRho(s,c+8_pInt)
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del%rho(:,of) = reshape(deltaRhoRemobilization + deltaRhoDipole2SingleStress, [10*ns])
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#ifdef DEBUG
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if (iand(debug_level(debug_constitutive),debug_levelExtensive) /= 0_pInt &
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@ -1725,13 +1681,6 @@ if (timestep <= 0.0_pReal) then
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return
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endif
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#ifdef DEBUG
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if (iand(debug_level(debug_constitutive),debug_levelBasic) /= 0_pInt &
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.and. ((debug_e == el .and. debug_i == ip)&
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.or. .not. iand(debug_level(debug_constitutive),debug_levelSelective) /= 0_pInt)) &
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write(6,'(/,a,i8,1x,i2,/)') '<< CONST >> nonlocal_dotState at el ip ',el,ip
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#endif
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ph = material_phase(1_pInt,ip,el)
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instance = phase_plasticityInstance(ph)
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associate(prm => param(instance),dst => microstructure(instance),dot => dotState(instance),stt => state(instance))
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@ -1775,10 +1724,8 @@ do s = 1_pInt,ns ! loop over slip systems
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enddo
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dLower = prm%minDipoleHeight(1:ns,1:2)
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dUpper(1:ns,1) = prm%mu * prm%burgers(1:ns) &
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/ (8.0_pReal * pi * (1.0_pReal - prm%nu) * abs(tau))
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dUpper(1:ns,2) = prm%mu * prm%burgers(1:ns) &
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/ (4.0_pReal * pi * abs(tau))
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dUpper(1:ns,1) = prm%mu * prm%burgers/(8.0_pReal * PI * (1.0_pReal - prm%nu) * abs(tau))
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dUpper(1:ns,2) = prm%mu * prm%burgers/(4.0_pReal * PI * abs(tau))
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do c = 1, 2
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where(dNeq0(sqrt(rhoSgl(1:ns,2*c-1)+rhoSgl(1:ns,2*c)+abs(rhoSgl(1:ns,2*c+3))&
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+abs(rhoSgl(1:ns,2*c+4))+rhoDip(1:ns,c)))) &
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@ -1942,11 +1889,6 @@ if (.not. phase_localPlasticity(material_phase(1_pInt,ip,el))) then
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endif
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if (considerLeavingFlux) then
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!* timeSyncing mode: If the central ip has zero subfraction, always use "state0". This is needed in case of
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!* a synchronization step for the central ip, because then "state" contains the values at the end of the
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!* previously converged full time step. Also, if either me or my neighbor has zero subfraction, we have to
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!* use "state0" to make sure that fluxes on both sides of the (potential) timestep are equal.
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my_rhoSgl = rhoSgl
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my_v = v
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@ -2021,7 +1963,8 @@ forall (c=1_pInt:2_pInt) &
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+ 2.0_pReal * (abs(rhoSgl(1:ns,2*c+3)) * abs(gdot(1:ns,2*c)) + abs(rhoSgl(1:ns,2*c+4)) * abs(gdot(1:ns,2*c-1))) & ! was single hitting immobile single or was immobile single hit by single
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+ rhoDip(1:ns,c) * (abs(gdot(1:ns,2*c-1)) + abs(gdot(1:ns,2*c)))) ! single knocks dipole constituent
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! annihilated screw dipoles leave edge jogs behind on the colinear system
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if (lattice_structure(ph) == LATTICE_fcc_ID) & ! only fcc
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if (lattice_structure(ph) == LATTICE_fcc_ID) &
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forall (s = 1:ns, prm%colinearSystem(s) > 0_pInt) &
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rhoDotAthermalAnnihilation(prm%colinearSystem(s),1:2) = - rhoDotAthermalAnnihilation(s,10) &
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* 0.25_pReal * sqrt(stt%rho_forest(s,o)) * (dUpper(s,2) + dLower(s,2)) * prm%edgeJogFactor
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@ -2552,9 +2495,8 @@ function getRho(instance,of,ip,el)
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getRho(:,mob) = max(getRho(:,mob),0.0_pReal)
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getRho(:,dip) = max(getRho(:,dip),0.0_pReal)
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where (abs(getRho) * mesh_ipVolume(ip,el) ** 0.667_pReal < prm%significantN &
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.or. abs(getRho) < prm%significantRho) &
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getRho = 0.0_pReal
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where (abs(getRho) < max (prm%significantN/mesh_ipVolume(ip,el) ** (2.0_pReal/3.0_pReal), &
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prm%significantRho)) getRho = 0.0_pReal
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end associate
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end function getRho
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