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DAMASK_EICMD
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Martin Diehl 2019-01-27 23:36:34 +01:00
parent 3fb99b06ca
commit ef06e7c4fd
1 changed files with 18 additions and 23 deletions
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src/plastic_dislotwin.f90
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@ -86,7 +86,7 @@ module plastic_dislotwin
Ndot0_trans, & !< trans nucleation rate [1/m³s] for each trans system Ndot0_trans, & !< trans nucleation rate [1/m³s] for each trans system
twinsize, & !< twin thickness [m] for each twin system twinsize, & !< twin thickness [m] for each twin system
CLambdaSlip, & !< Adj. parameter for distance between 2 forest dislocations for each slip system CLambdaSlip, & !< Adj. parameter for distance between 2 forest dislocations for each slip system
lamellarsizePerTransSystem, & !< martensite lamellar thickness [m] for each trans system and instance lamellarsize, & !< martensite lamellar thickness [m] for each trans system and instance
p, & !< p-exponent in glide velocity p, & !< p-exponent in glide velocity
q, & !< q-exponent in glide velocity q, & !< q-exponent in glide velocity
r, & !< r-exponent in twin nucleation rate r, & !< r-exponent in twin nucleation rate
@ -132,16 +132,15 @@ module plastic_dislotwin
rhoEdgeDip, & rhoEdgeDip, &
accshear_slip, & accshear_slip, &
twinFraction, & twinFraction, &
strainTransFraction, & strainTransFraction
whole
end type tDislotwinState end type tDislotwinState
type, private :: tDislotwinMicrostructure type, private :: tDislotwinMicrostructure
real(pReal), allocatable, dimension(:,:) :: & real(pReal), allocatable, dimension(:,:) :: &
invLambdaSlip, & invLambdaSlip, &
invLambdaSlipTwin, & invLambdaSlipTwin, &
invLambdaTwin, &
invLambdaSlipTrans, & invLambdaSlipTrans, &
invLambdaTwin, &
invLambdaTrans, & invLambdaTrans, &
mfp_slip, & mfp_slip, &
mfp_twin, & mfp_twin, &
@ -151,8 +150,8 @@ module plastic_dislotwin
threshold_stress_trans, & threshold_stress_trans, &
twinVolume, & twinVolume, &
martensiteVolume, & martensiteVolume, &
tau_r_twin, & !< stress to bring partial close together for each twin system and instance tau_r_twin, & !< stress to bring partial close together for each twin system and instance
tau_r_trans !< stress to bring partial close together for each trans system and instance tau_r_trans !< stress to bring partial close together for each trans system and instance
end type tDislotwinMicrostructure end type tDislotwinMicrostructure
!-------------------------------------------------------------------------------------------------- !--------------------------------------------------------------------------------------------------
@ -414,12 +413,12 @@ subroutine plastic_dislotwin_init
prm%Ndot0_trans = config%getFloats('ndot0_trans') prm%Ndot0_trans = config%getFloats('ndot0_trans')
prm%Ndot0_trans = math_expand(prm%Ndot0_trans,prm%Ntrans) prm%Ndot0_trans = math_expand(prm%Ndot0_trans,prm%Ntrans)
endif endif
prm%lamellarsizePerTransSystem = config%getFloats('lamellarsize') prm%lamellarsize = config%getFloats('lamellarsize')
prm%lamellarsizePerTransSystem = math_expand(prm%lamellarsizePerTransSystem,prm%Ntrans) prm%lamellarsize = math_expand(prm%lamellarsize,prm%Ntrans)
prm%s = config%getFloats('s_trans',defaultVal=[0.0_pReal]) prm%s = config%getFloats('s_trans',defaultVal=[0.0_pReal])
prm%s = math_expand(prm%s,prm%Ntrans) prm%s = math_expand(prm%s,prm%Ntrans)
else else
allocate(prm%lamellarsizePerTransSystem(0)) allocate(prm%lamellarsize(0))
allocate(prm%burgers_trans(0)) allocate(prm%burgers_trans(0))
endif endif
@ -610,8 +609,6 @@ subroutine plastic_dislotwin_init
dot%strainTransFraction=>plasticState(p)%dotState(startIndex:endIndex,:) dot%strainTransFraction=>plasticState(p)%dotState(startIndex:endIndex,:)
plasticState(p)%aTolState(startIndex:endIndex) = prm%aTolTransFrac plasticState(p)%aTolState(startIndex:endIndex) = prm%aTolTransFrac
dot%whole => plasticState(p)%dotState !ToDo: needed?
allocate(dst%invLambdaSlip (prm%totalNslip, NipcMyPhase),source=0.0_pReal) allocate(dst%invLambdaSlip (prm%totalNslip, NipcMyPhase),source=0.0_pReal)
allocate(dst%invLambdaSlipTwin (prm%totalNslip, NipcMyPhase),source=0.0_pReal) allocate(dst%invLambdaSlipTwin (prm%totalNslip, NipcMyPhase),source=0.0_pReal)
allocate(dst%invLambdaSlipTrans (prm%totalNslip, NipcMyPhase),source=0.0_pReal) allocate(dst%invLambdaSlipTrans (prm%totalNslip, NipcMyPhase),source=0.0_pReal)
@ -621,15 +618,16 @@ subroutine plastic_dislotwin_init
allocate(dst%invLambdaTwin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal) allocate(dst%invLambdaTwin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal)
allocate(dst%mfp_twin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal) allocate(dst%mfp_twin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal)
allocate(dst%threshold_stress_twin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal) allocate(dst%threshold_stress_twin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal)
allocate(dst%tau_r_twin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal) allocate(dst%tau_r_twin (prm%totalNtwin, NipcMyPhase),source=0.0_pReal) !* equilibrium separation of partial dislocations (twin)
allocate(dst%twinVolume (prm%totalNtwin, NipcMyPhase),source=0.0_pReal) allocate(dst%twinVolume (prm%totalNtwin, NipcMyPhase),source=0.0_pReal)
allocate(dst%invLambdaTrans (prm%totalNtrans,NipcMyPhase),source=0.0_pReal) allocate(dst%invLambdaTrans (prm%totalNtrans,NipcMyPhase),source=0.0_pReal)
allocate(dst%mfp_trans (prm%totalNtrans,NipcMyPhase),source=0.0_pReal) allocate(dst%mfp_trans (prm%totalNtrans,NipcMyPhase),source=0.0_pReal)
allocate(dst%threshold_stress_trans(prm%totalNtrans,NipcMyPhase),source=0.0_pReal) allocate(dst%threshold_stress_trans(prm%totalNtrans,NipcMyPhase),source=0.0_pReal)
allocate(dst%tau_r_trans (prm%totalNtrans,NipcMyPhase),source=0.0_pReal) allocate(dst%tau_r_trans (prm%totalNtrans,NipcMyPhase),source=0.0_pReal) !* equilibrium separation of partial dislocations (trans)
allocate(dst%martensiteVolume (prm%totalNtrans,NipcMyPhase),source=0.0_pReal) allocate(dst%martensiteVolume (prm%totalNtrans,NipcMyPhase),source=0.0_pReal)
plasticState(p)%state0 = plasticState(p)%state ! ToDo: this could be done centrally plasticState(p)%state0 = plasticState(p)%state ! ToDo: this could be done centrally
end associate end associate
@ -846,8 +844,6 @@ subroutine plastic_dislotwin_dotState(Mp,Temperature,instance,of)
associate(prm => param(instance), stt => state(instance), & associate(prm => param(instance), stt => state(instance), &
dot => dotstate(instance), dst => microstructure(instance)) dot => dotstate(instance), dst => microstructure(instance))
dot%whole(:,of) = 0.0_pReal
f_unrotated = 1.0_pReal & f_unrotated = 1.0_pReal &
- sum(stt%twinFraction(1_pInt:prm%totalNtwin,of)) & - sum(stt%twinFraction(1_pInt:prm%totalNtwin,of)) &
- sum(stt%strainTransFraction(1_pInt:prm%totalNtrans,of)) - sum(stt%strainTransFraction(1_pInt:prm%totalNtrans,of))
@ -948,7 +944,7 @@ subroutine plastic_dislotwin_dependentState(temperature,instance,of)
!* rescaled volume fraction for topology !* rescaled volume fraction for topology
fOverStacksize = stt%twinFraction(1_pInt:prm%totalNtwin,of)/prm%twinsize !ToDo: this is per system fOverStacksize = stt%twinFraction(1_pInt:prm%totalNtwin,of)/prm%twinsize !ToDo: this is per system
ftransOverLamellarSize = sumf_trans/prm%lamellarsizePerTransSystem !ToDo: But this not ... ftransOverLamellarSize = sumf_trans/prm%lamellarsize !ToDo: But this not ...
!Todo: Physically ok, but naming could be adjusted !Todo: Physically ok, but naming could be adjusted
@ -1010,16 +1006,15 @@ subroutine plastic_dislotwin_dependentState(temperature,instance,of)
(sfe/(3.0_pReal*prm%burgers_trans) + 3.0_pReal*prm%burgers_trans*prm%mu/& (sfe/(3.0_pReal*prm%burgers_trans) + 3.0_pReal*prm%burgers_trans*prm%mu/&
(prm%L0_trans*prm%burgers_slip) + prm%transStackHeight*prm%deltaG/ (3.0_pReal*prm%burgers_trans) ) (prm%L0_trans*prm%burgers_slip) + prm%transStackHeight*prm%deltaG/ (3.0_pReal*prm%burgers_trans) )
! final volume after growth
dst%twinVolume(:,of) = (PI/4.0_pReal)*prm%twinsize*dst%mfp_twin(:,of)**2.0_pReal
dst%martensiteVolume(:,of) = (PI/4.0_pReal)*prm%lamellarsizePerTransSystem*dst%mfp_trans(:,of)**2.0_pReal
!* equilibrium separation of partial dislocations (twin) dst%twinVolume(:,of) = (PI/4.0_pReal)*prm%twinsize*dst%mfp_twin(:,of)**2.0_pReal
x0 = prm%mu*prm%burgers_twin**2.0_pReal/(sfe*8.0_pReal*PI)*(2.0_pReal+prm%nu)/(1.0_pReal-prm%nu) dst%martensiteVolume(:,of) = (PI/4.0_pReal)*prm%lamellarsize*dst%mfp_trans(:,of)**2.0_pReal
x0 = prm%mu*prm%burgers_twin**2.0_pReal/(SFE*8.0_pReal*PI)*(2.0_pReal+prm%nu)/(1.0_pReal-prm%nu)
dst%tau_r_twin(:,of) = prm%mu*prm%burgers_twin/(2.0_pReal*PI)*(1.0_pReal/(x0+prm%xc_twin)+cos(pi/3.0_pReal)/x0) dst%tau_r_twin(:,of) = prm%mu*prm%burgers_twin/(2.0_pReal*PI)*(1.0_pReal/(x0+prm%xc_twin)+cos(pi/3.0_pReal)/x0)
!* equilibrium separation of partial dislocations (trans) x0 = prm%mu*prm%burgers_trans**2.0_pReal/(SFE*8.0_pReal*PI)*(2.0_pReal+prm%nu)/(1.0_pReal-prm%nu)
x0 = prm%mu*prm%burgers_trans**2.0_pReal/(sfe*8.0_pReal*PI)*(2.0_pReal+prm%nu)/(1.0_pReal-prm%nu)
dst%tau_r_trans(:,of) = prm%mu*prm%burgers_trans/(2.0_pReal*PI)*(1.0_pReal/(x0+prm%xc_trans)+cos(pi/3.0_pReal)/x0) dst%tau_r_trans(:,of) = prm%mu*prm%burgers_trans/(2.0_pReal*PI)*(1.0_pReal/(x0+prm%xc_trans)+cos(pi/3.0_pReal)/x0)
end associate end associate