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DAMASK_EICMD
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modified cutback counting 

restore Lpguess_old in case of iInner > nInner
This commit is contained in:
Franz Roters 2008-06-25 06:26:41 +00:00
parent 7453a18b42
commit de9e35cdb8
1 changed files with 14 additions and 10 deletions
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20
trunk/crystallite.f90
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@ -34,7 +34,7 @@ CONTAINS
Fp_old,& ! old plastic deformation gradient
state_old) ! old state variable array
!
use prec, only: pReal,pInt,pert_Fg,subStepMin
use prec, only: pReal,pInt,pert_Fg,subStepMin, nCutback
use debug
use constitutive, only: constitutive_Nstatevars,constitutive_Nresults
use mesh, only: mesh_element
@ -44,14 +44,14 @@ CONTAINS
!
character(len=*) msg
logical updateJaco,error,cuttedBack,guessNew
integer(pInt) cp_en,ip,grain,i,j,k,l,m,n, nCutbacks
integer(pInt) cp_en,ip,grain,k,l, nCutbacks, maxCutbacks
real(pReal) Temperature
real(pReal) dt,dt_aim,subFrac,subStep,invJ,det
real(pReal) dt,dt_aim,subFrac,subStep,det
real(pReal), dimension(3,3) :: Lp,Lp_pert,inv
real(pReal), dimension(3,3) :: Fg_old,Fg_current,Fg_new,Fg_pert,Fg_aim,deltaFg
real(pReal), dimension(3,3) :: Fp_old,Fp_current,Fp_new,Fp_pert
real(pReal), dimension(3,3) :: Fe_old,Fe_current,Fe_new,Fe_pert
real(pReal), dimension(3,3) :: Tstar,tau,P,P_pert
real(pReal), dimension(3,3) :: Fe_current,Fe_new,Fe_pert
real(pReal), dimension(3,3) :: P,P_pert
real(pReal), dimension(3,3,3,3) :: dPdF
real(pReal), dimension(constitutive_Nstatevars(grain,ip,cp_en)) :: state_old,state_new
real(pReal), dimension(constitutive_Nstatevars(grain,ip,cp_en)) :: state_current,state_bestguess,state_pert
@ -61,6 +61,7 @@ CONTAINS
subFrac = 0.0_pReal
subStep = 1.0_pReal
nCutbacks = 0_pInt
maxCutbacks = 0_pInt
!
Fg_aim = Fg_old ! make "new", "aim" a synonym for "old"
Fp_new = Fp_old
@ -99,6 +100,7 @@ CONTAINS
guessNew = .false. ! keep the Lp
subFrac = subFrac + subStep
subStep = 1.0_pReal - subFrac ! try one go
nCutbacks = 0_pInt ! rest cutbackcounter
if (debugger) then
!$OMP CRITICAL (write2out)
@ -107,6 +109,7 @@ CONTAINS
endif
else
nCutbacks = nCutbacks + 1 ! record additional cutback
maxCutbacks=max(nCutbacks,maxCutbacks)! remember maximum number of cutbacks
cuttedBack = .true. ! encountered problems -->
guessNew = .true. ! redo plastic Lp guess
subStep = subStep / 2.0_pReal ! cut time step in half
@ -121,7 +124,7 @@ CONTAINS
enddo ! potential substepping
!
!$OMP CRITICAL (cutback)
debug_cutbackDistribution(min(nCutback,nCutbacks)+1) = debug_cutbackDistribution(min(nCutback,nCutbacks)+1)+1
debug_cutbackDistribution(min(nCutback,maxCutbacks)+1) = debug_cutbackDistribution(min(nCutback,maxCutbacks)+1)+1
!$OMP END CRITICAL (cutback)
!
if (msg /= 'ok') return ! solution not reached --> report back
@ -226,7 +229,7 @@ CONTAINS
real(pReal), dimension(6) :: Tstar_v
real(pReal), dimension(9,9) :: dLp,dTdLp,dRdLp,invdRdLp,eye2
real(pReal), dimension(6,6) :: C_66
real(pReal), dimension(3,3) :: Fg_new,Fp_new,invFp_new,Fp_old,invFp_old,Fe_new,Fe_old
real(pReal), dimension(3,3) :: Fg_new,Fp_new,invFp_new,Fp_old,invFp_old,Fe_new
real(pReal), dimension(3,3) :: P,Tstar
real(pReal), dimension(3,3) :: Lp,Lpguess,Lpguess_old,Rinner,Rinner_old,A,B,BT,AB,BTA
real(pReal), dimension(3,3,3,3) :: C
@ -290,7 +293,8 @@ Outer: do ! outer iteration: State
!
Inner: do ! inner iteration: Lp
iInner = iInner+1
if (iInner > nInner) then ! too many loops required
if (iInner > nInner) then ! too many loops required
Lpguess=Lpguess_old ! do not trust the last update
msg = 'limit Inner iteration'
!$OMP CRITICAL (in)
debug_InnerLoopDistribution(nInner) = debug_InnerLoopDistribution(nInner)+1