223031012
/
DAMASK_EICMD
mirror of https://github.com/achalhp/DAMASK_EICMD.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity

simpler loop structures for better readability

This commit is contained in:
Martin Diehl 2018-08-31 13:38:07 +02:00
parent 42745c66f0
commit dc91016729
1 changed files with 26 additions and 34 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

60
src/plastic_dislotwin.f90
View File

@ -1247,31 +1247,31 @@ subroutine plastic_dislotwin_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,Temperature
dgdot_dtauslip = 0.0_pReal
slipSystems: do j = 1_pInt, prm%totalNslip
tau_slip(j) = math_mul33xx33(S,prm%Schmid_slip(1:3,1:3,j))
tau_slip(j) = math_mul33xx33(S,prm%Schmid_slip(1:3,1:3,j))
if((abs(tau_slip(j))-state(instance)%threshold_stress_slip(j,of)) > tol_math_check) then
stressRatio =((abs(tau_slip(j))- state(instance)%threshold_stress_slip(j,of))/&
(prm%SolidSolutionStrength+prm%tau_peierls(j)))
StressRatio_p = stressRatio** prm%p(j)
StressRatio_pminus1 = stressRatio**(prm%p(j)-1.0_pReal)
BoltzmannRatio = prm%Qedge(j)/(kB*Temperature)
!* Initial shear rates
DotGamma0 = state(instance)%rhoEdge(j,of)*prm%burgers_slip(j)* prm%v0(j)
if((abs(tau_slip(j))-state(instance)%threshold_stress_slip(j,of)) > tol_math_check) then
stressRatio =((abs(tau_slip(j))- state(instance)%threshold_stress_slip(j,of))/&
(prm%SolidSolutionStrength+prm%tau_peierls(j)))
StressRatio_p = stressRatio** prm%p(j)
StressRatio_pminus1 = stressRatio**(prm%p(j)-1.0_pReal)
BoltzmannRatio = prm%Qedge(j)/(kB*Temperature)
!* Initial shear rates
DotGamma0 = state(instance)%rhoEdge(j,of)*prm%burgers_slip(j)* prm%v0(j)
!* Shear rates due to slip
gdot_slip(j) = DotGamma0 *sign(exp(-BoltzmannRatio*(1-StressRatio_p)** prm%q(j)), tau_slip(j))
!* Shear rates due to slip
gdot_slip(j) = DotGamma0 *sign(exp(-BoltzmannRatio*(1-StressRatio_p)** prm%q(j)), tau_slip(j))
!* Derivatives of shear rates
dgdot_dtauslip(j) = abs(gdot_slip(j))*BoltzmannRatio*prm%p(j) * prm%q(j) &
/ (prm%SolidSolutionStrength+prm%tau_peierls(j)) &
* StressRatio_pminus1*(1-StressRatio_p)**(prm%q(j)-1.0_pReal)
endif
!* Derivatives of shear rates
dgdot_dtauslip(j) = abs(gdot_slip(j))*BoltzmannRatio*prm%p(j) * prm%q(j) &
/ (prm%SolidSolutionStrength+prm%tau_peierls(j)) &
* StressRatio_pminus1*(1-StressRatio_p)**(prm%q(j)-1.0_pReal)
endif
Lp = Lp + gdot_slip(j)*prm%Schmid_slip(1:3,1:3,j)
Lp = Lp + gdot_slip(j)*prm%Schmid_slip(1:3,1:3,j)
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
dLp_dTstar3333(k,l,m,n) = dLp_dTstar3333(k,l,m,n) &
+ dgdot_dtauslip(j) * prm%Schmid_slip(k,l,j) * prm%Schmid_slip(m,n,j)
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
dLp_dTstar3333(k,l,m,n) = dLp_dTstar3333(k,l,m,n) &
+ dgdot_dtauslip(j) * prm%Schmid_slip(k,l,j) * prm%Schmid_slip(m,n,j)
enddo slipSystems
!--------------------------------------------------------------------------------------------------
@ -1330,10 +1330,8 @@ subroutine plastic_dislotwin_LpAndItsTangent(Lp,dLp_dTstar99,Tstar_v,Temperature
Lp = Lp + gdot_sb(j)*sb_Smatrix
forall (k=1_pInt:3_pInt,l=1_pInt:3_pInt,m=1_pInt:3_pInt,n=1_pInt:3_pInt) &
dLp_dTstar3333(k,l,m,n) = &
dLp_dTstar3333(k,l,m,n) + dgdot_dtausb(j)*&
sb_Smatrix(k,l)*&
sb_Smatrix(m,n)
dLp_dTstar3333(k,l,m,n) = dLp_dTstar3333(k,l,m,n) &
+ dgdot_dtausb(j)* sb_Smatrix(k,l) * sb_Smatrix(m,n)
enddo
end if
@ -1517,14 +1515,9 @@ subroutine plastic_dislotwin_dotState(Tstar_v,Temperature,ipc,ip,el)
!* Dislocation density evolution
gdot_slip = 0.0_pReal
j = 0_pInt
do f = 1_pInt,size(prm%Nslip,1)
index_myFamily = sum(lattice_NslipSystem(1:f-1_pInt,ph)) ! at which index starts my family
do i = 1_pInt,prm%Nslip(f) ! process each (active) slip system in family
j = j+1_pInt
slipSystems: do j = 1_pInt, prm%totalNslip
!* Resolved shear stress on slip system
tau_slip(j) = math_mul33xx33(S,lattice_Sslip(1:3,1:3,1,index_myFamily+i,ph))
tau_slip(j) = math_mul33xx33(S,prm%Schmid_slip(1:3,1:3,j))
if((abs(tau_slip(j))-state(instance)%threshold_stress_slip(j,of)) > tol_math_check) then
!* Stress ratios
@ -1595,8 +1588,7 @@ subroutine plastic_dislotwin_dotState(Tstar_v,Temperature,ipc,ip,el)
!* Dotstate for accumulated shear due to slip
dotState(instance)%accshear_slip(j,of) = abs(gdot_slip(j))
enddo
enddo
enddo slipSystems
!* Twin volume fraction evolution
j = 0_pInt
@ -1606,7 +1598,7 @@ subroutine plastic_dislotwin_dotState(Tstar_v,Temperature,ipc,ip,el)
j = j+1_pInt
!* Resolved shear stress on twin system
tau_twin(j) = math_mul33xx33(S,lattice_Stwin(1:3,1:3,index_myFamily+i,ph))
tau_twin(j) = math_mul33xx33(S,prm%Schmid_slip(1:3,1:3,j))
!* Stress ratios
if (tau_twin(j) > tol_math_check) then
StressRatio_r = (state(instance)%threshold_stress_twin(j,of)/&