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asymptotic hardening respects own (not other) saturation 

from @p.eisenlohr
This commit is contained in:
Sharan Roongta 2022-10-07 19:00:09 +02:00
parent 7eaf47ae98
commit 759c95471c
2 changed files with 10 additions and 11 deletions
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2
PRIVATE

@ -1 +1 @@
Subproject commit 8c0a24006f355ce8d7602daa77a33348183a2bc7 Subproject commit 48a50a9494498c59ff4f4cdceb6d51e7068f9b6e

9
src/phase_mechanical_plastic_phenopowerlaw.f90
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@ -347,8 +347,7 @@ module function phenopowerlaw_dotState(Mp,ph,en) result(dotState)
sumF sumF
real(pReal), dimension(param(ph)%sum_N_sl) :: & real(pReal), dimension(param(ph)%sum_N_sl) :: &
dot_gamma_sl_pos,dot_gamma_sl_neg, & dot_gamma_sl_pos,dot_gamma_sl_neg, &
right_SlipSlip left_SlipSlip
associate(prm => param(ph), stt => state(ph), & associate(prm => param(ph), stt => state(ph), &
dot_xi_sl => dotState(indexDotState(ph)%xi_sl(1):indexDotState(ph)%xi_sl(2)), & dot_xi_sl => dotState(indexDotState(ph)%xi_sl(1):indexDotState(ph)%xi_sl(2)), &
@ -359,14 +358,14 @@ module function phenopowerlaw_dotState(Mp,ph,en) result(dotState)
call kinetics_sl(Mp,ph,en, dot_gamma_sl_pos,dot_gamma_sl_neg) call kinetics_sl(Mp,ph,en, dot_gamma_sl_pos,dot_gamma_sl_neg)
dot_gamma_sl = abs(dot_gamma_sl_pos+dot_gamma_sl_neg) dot_gamma_sl = abs(dot_gamma_sl_pos+dot_gamma_sl_neg)
call kinetics_tw(Mp,ph,en, dot_gamma_tw) call kinetics_tw(Mp,ph,en, dot_gamma_tw)
sumF = sum(stt%gamma_tw(:,en)/prm%gamma_char) sumF = sum(stt%gamma_tw(:,en)/prm%gamma_char)
xi_sl_sat_offset = prm%f_sat_sl_tw*sqrt(sumF) xi_sl_sat_offset = prm%f_sat_sl_tw*sqrt(sumF)
right_SlipSlip = sign(abs(1.0_pReal-stt%xi_sl(:,en) / (prm%xi_inf_sl+xi_sl_sat_offset))**prm%a_sl, & left_SlipSlip = sign(abs(1.0_pReal-stt%xi_sl(:,en) / (prm%xi_inf_sl+xi_sl_sat_offset))**prm%a_sl, &
1.0_pReal-stt%xi_sl(:,en) / (prm%xi_inf_sl+xi_sl_sat_offset)) 1.0_pReal-stt%xi_sl(:,en) / (prm%xi_inf_sl+xi_sl_sat_offset))
dot_xi_sl = prm%h_0_sl_sl * (1.0_pReal + prm%c_1 * sumF**prm%c_2) * (1.0_pReal + prm%h_int) & dot_xi_sl = prm%h_0_sl_sl * (1.0_pReal + prm%c_1 * sumF**prm%c_2) * (1.0_pReal + prm%h_int) &
* matmul(prm%h_sl_sl,dot_gamma_sl*right_SlipSlip) & * left_SlipSlip * matmul(prm%h_sl_sl,dot_gamma_sl) &
+ matmul(prm%h_sl_tw,dot_gamma_tw) + matmul(prm%h_sl_tw,dot_gamma_tw)
dot_xi_tw = prm%h_0_tw_sl * sum(stt%gamma_sl(:,en))**prm%c_3 & dot_xi_tw = prm%h_0_tw_sl * sum(stt%gamma_sl(:,en))**prm%c_3 &