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variable name = parameter name

This commit is contained in:
Sharan Roongta 2020-09-22 14:35:05 +02:00
parent 03cf971f55
commit 87ae2447b9
1 changed files with 32 additions and 32 deletions
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64
src/constitutive_plastic_disloTungsten.f90
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@ -20,15 +20,15 @@ submodule(constitutive:constitutive_plastic) plastic_disloTungsten
b_sl, & !< magnitude of burgers vector [m] b_sl, & !< magnitude of burgers vector [m]
D_a, & D_a, &
i_sl, & !< Adj. parameter for distance between 2 forest dislocations i_sl, & !< Adj. parameter for distance between 2 forest dislocations
atomicVolume, & !< factor to calculate atomic volume f_at, & !< factor to calculate atomic volume
tau_0, & !< Peierls stress tau_peierls, & !< Peierls stress
!* mobility law parameters !* mobility law parameters
delta_F, & !< activation energy for glide [J] Q_s, & !< activation energy for glide [J]
v0, & !< dislocation velocity prefactor [m/s] v_0, & !< dislocation velocity prefactor [m/s]
p, & !< p-exponent in glide velocity p, & !< p-exponent in glide velocity
q, & !< q-exponent in glide velocity q, & !< q-exponent in glide velocity
B, & !< friction coefficient B, & !< friction coefficient
kink_height, & !< height of the kink pair h, & !< height of the kink pair
w, & !< width of the kink pair w, & !< width of the kink pair
omega !< attempt frequency for kink pair nucleation omega !< attempt frequency for kink pair nucleation
real(pReal), allocatable, dimension(:,:) :: & real(pReal), allocatable, dimension(:,:) :: &
@ -158,17 +158,17 @@ module function plastic_disloTungsten_init() result(myPlasticity)
rho_mob_0 = pl%get_asFloats('rho_mob_0', requiredSize=size(N_sl)) rho_mob_0 = pl%get_asFloats('rho_mob_0', requiredSize=size(N_sl))
rho_dip_0 = pl%get_asFloats('rho_dip_0', requiredSize=size(N_sl)) rho_dip_0 = pl%get_asFloats('rho_dip_0', requiredSize=size(N_sl))
prm%v0 = pl%get_asFloats('v_0', requiredSize=size(N_sl)) prm%v_0 = pl%get_asFloats('v_0', requiredSize=size(N_sl))
prm%b_sl = pl%get_asFloats('b_sl', requiredSize=size(N_sl)) prm%b_sl = pl%get_asFloats('b_sl', requiredSize=size(N_sl))
prm%delta_F = pl%get_asFloats('Q_s', requiredSize=size(N_sl)) prm%Q_s = pl%get_asFloats('Q_s', requiredSize=size(N_sl))
prm%i_sl = pl%get_asFloats('i_sl', requiredSize=size(N_sl)) prm%i_sl = pl%get_asFloats('i_sl', requiredSize=size(N_sl))
prm%tau_0 = pl%get_asFloats('tau_peierls', requiredSize=size(N_sl)) prm%tau_peierls = pl%get_asFloats('tau_peierls', requiredSize=size(N_sl))
prm%p = pl%get_asFloats('p_sl', requiredSize=size(N_sl), & prm%p = pl%get_asFloats('p_sl', requiredSize=size(N_sl), &
defaultVal=[(1.0_pReal,i=1,size(N_sl))]) defaultVal=[(1.0_pReal,i=1,size(N_sl))])
prm%q = pl%get_asFloats('q_sl', requiredSize=size(N_sl), & prm%q = pl%get_asFloats('q_sl', requiredSize=size(N_sl), &
defaultVal=[(1.0_pReal,i=1,size(N_sl))]) defaultVal=[(1.0_pReal,i=1,size(N_sl))])
prm%kink_height = pl%get_asFloats('h', requiredSize=size(N_sl)) prm%h = pl%get_asFloats('h', requiredSize=size(N_sl))
prm%w = pl%get_asFloats('w', requiredSize=size(N_sl)) prm%w = pl%get_asFloats('w', requiredSize=size(N_sl))
prm%omega = pl%get_asFloats('omega', requiredSize=size(N_sl)) prm%omega = pl%get_asFloats('omega', requiredSize=size(N_sl))
prm%B = pl%get_asFloats('B', requiredSize=size(N_sl)) prm%B = pl%get_asFloats('B', requiredSize=size(N_sl))
@ -176,7 +176,7 @@ module function plastic_disloTungsten_init() result(myPlasticity)
prm%D = pl%get_asFloat('D') prm%D = pl%get_asFloat('D')
prm%D_0 = pl%get_asFloat('D_0') prm%D_0 = pl%get_asFloat('D_0')
prm%Q_cl = pl%get_asFloat('Q_cl') prm%Q_cl = pl%get_asFloat('Q_cl')
prm%atomicVolume = pl%get_asFloat('f_at') * prm%b_sl**3.0_pReal prm%f_at = pl%get_asFloat('f_at') * prm%b_sl**3.0_pReal
prm%D_a = pl%get_asFloat('D_a') * prm%b_sl prm%D_a = pl%get_asFloat('D_a') * prm%b_sl
prm%dipoleformation = pl%get_asBool('dipole_formation_factor', defaultVal = .true.) prm%dipoleformation = pl%get_asBool('dipole_formation_factor', defaultVal = .true.)
@ -186,16 +186,16 @@ module function plastic_disloTungsten_init() result(myPlasticity)
rho_dip_0 = math_expand(rho_dip_0, N_sl) rho_dip_0 = math_expand(rho_dip_0, N_sl)
prm%q = math_expand(prm%q, N_sl) prm%q = math_expand(prm%q, N_sl)
prm%p = math_expand(prm%p, N_sl) prm%p = math_expand(prm%p, N_sl)
prm%delta_F = math_expand(prm%delta_F, N_sl) prm%Q_s = math_expand(prm%Q_s, N_sl)
prm%b_sl = math_expand(prm%b_sl, N_sl) prm%b_sl = math_expand(prm%b_sl, N_sl)
prm%kink_height = math_expand(prm%kink_height, N_sl) prm%h = math_expand(prm%h, N_sl)
prm%w = math_expand(prm%w, N_sl) prm%w = math_expand(prm%w, N_sl)
prm%omega = math_expand(prm%omega, N_sl) prm%omega = math_expand(prm%omega, N_sl)
prm%tau_0 = math_expand(prm%tau_0, N_sl) prm%tau_peierls = math_expand(prm%tau_peierls, N_sl)
prm%v0 = math_expand(prm%v0, N_sl) prm%v_0 = math_expand(prm%v_0, N_sl)
prm%B = math_expand(prm%B, N_sl) prm%B = math_expand(prm%B, N_sl)
prm%i_sl = math_expand(prm%i_sl, N_sl) prm%i_sl = math_expand(prm%i_sl, N_sl)
prm%atomicVolume = math_expand(prm%atomicVolume, N_sl) prm%f_at = math_expand(prm%f_at, N_sl)
prm%D_a = math_expand(prm%D_a, N_sl) prm%D_a = math_expand(prm%D_a, N_sl)
! sanity checks ! sanity checks
@ -203,17 +203,17 @@ module function plastic_disloTungsten_init() result(myPlasticity)
if ( prm%Q_cl <= 0.0_pReal) extmsg = trim(extmsg)//' Q_cl' if ( prm%Q_cl <= 0.0_pReal) extmsg = trim(extmsg)//' Q_cl'
if (any(rho_mob_0 < 0.0_pReal)) extmsg = trim(extmsg)//' rho_mob_0' if (any(rho_mob_0 < 0.0_pReal)) extmsg = trim(extmsg)//' rho_mob_0'
if (any(rho_dip_0 < 0.0_pReal)) extmsg = trim(extmsg)//' rho_dip_0' if (any(rho_dip_0 < 0.0_pReal)) extmsg = trim(extmsg)//' rho_dip_0'
if (any(prm%v0 < 0.0_pReal)) extmsg = trim(extmsg)//' v_0' if (any(prm%v_0 < 0.0_pReal)) extmsg = trim(extmsg)//' v_0'
if (any(prm%b_sl <= 0.0_pReal)) extmsg = trim(extmsg)//' b_sl' if (any(prm%b_sl <= 0.0_pReal)) extmsg = trim(extmsg)//' b_sl'
if (any(prm%delta_F <= 0.0_pReal)) extmsg = trim(extmsg)//' Q_s' if (any(prm%Q_s <= 0.0_pReal)) extmsg = trim(extmsg)//' Q_s'
if (any(prm%tau_0 < 0.0_pReal)) extmsg = trim(extmsg)//' tau_peierls' if (any(prm%tau_peierls < 0.0_pReal)) extmsg = trim(extmsg)//' tau_peierls'
if (any(prm%D_a <= 0.0_pReal)) extmsg = trim(extmsg)//' D_a or b_sl' if (any(prm%D_a <= 0.0_pReal)) extmsg = trim(extmsg)//' D_a or b_sl'
if (any(prm%atomicVolume <= 0.0_pReal)) extmsg = trim(extmsg)//' f_at or b_sl' if (any(prm%f_at <= 0.0_pReal)) extmsg = trim(extmsg)//' f_at or b_sl'
else slipActive else slipActive
rho_mob_0= emptyRealArray; rho_dip_0 = emptyRealArray rho_mob_0= emptyRealArray; rho_dip_0 = emptyRealArray
allocate(prm%b_sl,prm%D_a,prm%i_sl,prm%atomicVolume,prm%tau_0, & allocate(prm%b_sl,prm%D_a,prm%i_sl,prm%f_at,prm%tau_peierls, &
prm%delta_F,prm%v0,prm%p,prm%q,prm%B,prm%kink_height,prm%w,prm%omega, & prm%Q_s,prm%v_0,prm%p,prm%q,prm%B,prm%h,prm%w,prm%omega, &
source = emptyRealArray) source = emptyRealArray)
allocate(prm%forestProjection(0,0)) allocate(prm%forestProjection(0,0))
allocate(prm%h_sl_sl (0,0)) allocate(prm%h_sl_sl (0,0))
@ -354,7 +354,7 @@ module subroutine plastic_disloTungsten_dotState(Mp,T,instance,of)
dot_rho_dip_formation = merge(2.0_pReal*dip_distance* stt%rho_mob(:,of)*abs(dot%gamma_sl(:,of))/prm%b_sl, & ! ToDo: ignore region of spontaneous annihilation dot_rho_dip_formation = merge(2.0_pReal*dip_distance* stt%rho_mob(:,of)*abs(dot%gamma_sl(:,of))/prm%b_sl, & ! ToDo: ignore region of spontaneous annihilation
0.0_pReal, & 0.0_pReal, &
prm%dipoleformation) prm%dipoleformation)
v_cl = (3.0_pReal*prm%mu*VacancyDiffusion*prm%atomicVolume/(2.0_pReal*pi*kB*T)) & v_cl = (3.0_pReal*prm%mu*VacancyDiffusion*prm%f_at/(2.0_pReal*pi*kB*T)) &
* (1.0_pReal/(dip_distance+prm%D_a)) * (1.0_pReal/(dip_distance+prm%D_a))
dot_rho_dip_climb = (4.0_pReal*v_cl*stt%rho_dip(:,of))/(dip_distance-prm%D_a) ! ToDo: Discuss with Franz: Stress dependency? dot_rho_dip_climb = (4.0_pReal*v_cl*stt%rho_dip(:,of))/(dip_distance-prm%D_a) ! ToDo: Discuss with Franz: Stress dependency?
end where end where
@ -477,12 +477,12 @@ pure subroutine kinetics(Mp,T,instance,of, &
if (present(tau_pos_out)) tau_pos_out = tau_pos if (present(tau_pos_out)) tau_pos_out = tau_pos
if (present(tau_neg_out)) tau_neg_out = tau_neg if (present(tau_neg_out)) tau_neg_out = tau_neg
associate(BoltzmannRatio => prm%delta_F/(kB*T), & associate(BoltzmannRatio => prm%Q_s/(kB*T), &
dot_gamma_0 => stt%rho_mob(:,of)*prm%b_sl*prm%v0, & dot_gamma_0 => stt%rho_mob(:,of)*prm%b_sl*prm%v_0, &
effectiveLength => dst%Lambda_sl(:,of) - prm%w) effectiveLength => dst%Lambda_sl(:,of) - prm%w)
significantPositiveTau: where(abs(tau_pos)-dst%threshold_stress(:,of) > tol_math_check) significantPositiveTau: where(abs(tau_pos)-dst%threshold_stress(:,of) > tol_math_check)
StressRatio = (abs(tau_pos)-dst%threshold_stress(:,of))/prm%tau_0 StressRatio = (abs(tau_pos)-dst%threshold_stress(:,of))/prm%tau_peierls
StressRatio_p = StressRatio** prm%p StressRatio_p = StressRatio** prm%p
StressRatio_pminus1 = StressRatio**(prm%p-1.0_pReal) StressRatio_pminus1 = StressRatio**(prm%p-1.0_pReal)
needsGoodName = exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q) needsGoodName = exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q)
@ -490,7 +490,7 @@ pure subroutine kinetics(Mp,T,instance,of, &
t_n = prm%b_sl/(needsGoodName*prm%omega*effectiveLength) t_n = prm%b_sl/(needsGoodName*prm%omega*effectiveLength)
t_k = effectiveLength * prm%B /(2.0_pReal*prm%b_sl*tau_pos) t_k = effectiveLength * prm%B /(2.0_pReal*prm%b_sl*tau_pos)
vel = prm%kink_height/(t_n + t_k) vel = prm%h/(t_n + t_k)
dot_gamma_pos = dot_gamma_0 * sign(vel,tau_pos) * 0.5_pReal dot_gamma_pos = dot_gamma_0 * sign(vel,tau_pos) * 0.5_pReal
else where significantPositiveTau else where significantPositiveTau
@ -500,10 +500,10 @@ pure subroutine kinetics(Mp,T,instance,of, &
if (present(ddot_gamma_dtau_pos)) then if (present(ddot_gamma_dtau_pos)) then
significantPositiveTau2: where(abs(tau_pos)-dst%threshold_stress(:,of) > tol_math_check) significantPositiveTau2: where(abs(tau_pos)-dst%threshold_stress(:,of) > tol_math_check)
dtn = -1.0_pReal * t_n * BoltzmannRatio * prm%p * prm%q * (1.0_pReal-StressRatio_p)**(prm%q - 1.0_pReal) & dtn = -1.0_pReal * t_n * BoltzmannRatio * prm%p * prm%q * (1.0_pReal-StressRatio_p)**(prm%q - 1.0_pReal) &
* (StressRatio)**(prm%p - 1.0_pReal) / prm%tau_0 * (StressRatio)**(prm%p - 1.0_pReal) / prm%tau_peierls
dtk = -1.0_pReal * t_k / tau_pos dtk = -1.0_pReal * t_k / tau_pos
dvel = -1.0_pReal * prm%kink_height * (dtk + dtn) / (t_n + t_k)**2.0_pReal dvel = -1.0_pReal * prm%h * (dtk + dtn) / (t_n + t_k)**2.0_pReal
ddot_gamma_dtau_pos = dot_gamma_0 * dvel* 0.5_pReal ddot_gamma_dtau_pos = dot_gamma_0 * dvel* 0.5_pReal
else where significantPositiveTau2 else where significantPositiveTau2
@ -512,7 +512,7 @@ pure subroutine kinetics(Mp,T,instance,of, &
endif endif
significantNegativeTau: where(abs(tau_neg)-dst%threshold_stress(:,of) > tol_math_check) significantNegativeTau: where(abs(tau_neg)-dst%threshold_stress(:,of) > tol_math_check)
StressRatio = (abs(tau_neg)-dst%threshold_stress(:,of))/prm%tau_0 StressRatio = (abs(tau_neg)-dst%threshold_stress(:,of))/prm%tau_peierls
StressRatio_p = StressRatio** prm%p StressRatio_p = StressRatio** prm%p
StressRatio_pminus1 = StressRatio**(prm%p-1.0_pReal) StressRatio_pminus1 = StressRatio**(prm%p-1.0_pReal)
needsGoodName = exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q) needsGoodName = exp(-BoltzmannRatio*(1-StressRatio_p) ** prm%q)
@ -520,7 +520,7 @@ pure subroutine kinetics(Mp,T,instance,of, &
t_n = prm%b_sl/(needsGoodName*prm%omega*effectiveLength) t_n = prm%b_sl/(needsGoodName*prm%omega*effectiveLength)
t_k = effectiveLength * prm%B /(2.0_pReal*prm%b_sl*tau_pos) t_k = effectiveLength * prm%B /(2.0_pReal*prm%b_sl*tau_pos)
vel = prm%kink_height/(t_n + t_k) vel = prm%h/(t_n + t_k)
dot_gamma_neg = dot_gamma_0 * sign(vel,tau_neg) * 0.5_pReal dot_gamma_neg = dot_gamma_0 * sign(vel,tau_neg) * 0.5_pReal
else where significantNegativeTau else where significantNegativeTau
@ -530,10 +530,10 @@ pure subroutine kinetics(Mp,T,instance,of, &
if (present(ddot_gamma_dtau_neg)) then if (present(ddot_gamma_dtau_neg)) then
significantNegativeTau2: where(abs(tau_neg)-dst%threshold_stress(:,of) > tol_math_check) significantNegativeTau2: where(abs(tau_neg)-dst%threshold_stress(:,of) > tol_math_check)
dtn = -1.0_pReal * t_n * BoltzmannRatio * prm%p * prm%q * (1.0_pReal-StressRatio_p)**(prm%q - 1.0_pReal) & dtn = -1.0_pReal * t_n * BoltzmannRatio * prm%p * prm%q * (1.0_pReal-StressRatio_p)**(prm%q - 1.0_pReal) &
* (StressRatio)**(prm%p - 1.0_pReal) / prm%tau_0 * (StressRatio)**(prm%p - 1.0_pReal) / prm%tau_peierls
dtk = -1.0_pReal * t_k / tau_neg dtk = -1.0_pReal * t_k / tau_neg
dvel = -1.0_pReal * prm%kink_height * (dtk + dtn) / (t_n + t_k)**2.0_pReal dvel = -1.0_pReal * prm%h * (dtk + dtn) / (t_n + t_k)**2.0_pReal
ddot_gamma_dtau_neg = dot_gamma_0 * dvel * 0.5_pReal ddot_gamma_dtau_neg = dot_gamma_0 * dvel * 0.5_pReal
else where significantNegativeTau2 else where significantNegativeTau2