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fixed bug in AL, weakened correction slightly

This commit is contained in:
Martin Diehl 2013-07-30 21:04:41 +00:00
parent 81531097f1
commit b5a11f9d31
2 changed files with 5 additions and 4 deletions
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5
code/DAMASK_spectral_solverAL.f90
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@ -571,6 +571,7 @@ subroutine AL_formResidual(in,x_scal,f_scal,dummy,ierr)
!--------------------------------------------------------------------------------------------------
! evaluate constitutive response
P_avLastEval = P_av
call Utilities_constitutiveResponse(F_lastInc,F - residual_F_lambda/polarBeta,params%temperature,params%timeinc, &
residual_F,C_volAvg,C_minMaxAvg,P_av,ForwardData,params%rotation_BC)
ForwardData = .False.
@ -578,9 +579,9 @@ subroutine AL_formResidual(in,x_scal,f_scal,dummy,ierr)
!--------------------------------------------------------------------------------------------------
! stress BC handling
write(6,'(/,a)') ' ... correcting F to fullfill stress BC ....................................'
correctionFactor = (cos((1.0-500.0_pReal**(-sum((P_av-P_avLastEval)**2.0_pReal)/& ! only correct when averages stress of last two calls is close
correctionFactor = (cos((1.0-10000.0_pReal**(-sum((P_av-P_avLastEval)**2.0_pReal)/& ! only correct when averages stress of last two calls doesn't strongly deviate
sum(P_av**2.0_pReal)))*PI)+1.0)/2.0_pReal
write(6,'(/,a,f8.2)') ' stress BC correction factor = ', correctionFactor
write(6,'(/,a,f10.4)') ' stress BC correction factor = ', correctionFactor
F_aim = F_aim - correctionFactor *math_mul3333xx33(S, ((P_av - params%P_BC))) ! S = 0.0 for no bc
err_stress = maxval(abs(mask_stress * (P_av - params%P_BC))) ! mask = 0.0 for no bc

4
code/DAMASK_spectral_solverPolarisation.f90
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@ -580,9 +580,9 @@ subroutine Polarisation_formResidual(in,x_scal,f_scal,dummy,ierr)
!--------------------------------------------------------------------------------------------------
! stress BC handling
write(6,'(/,a)') ' ... correcting F to fullfill stress BC ....................................'
correctionFactor = (cos((1.0-500.0_pReal**(-sum((P_av-P_avLastEval)**2.0_pReal)/& ! only correct when averages stress of last two calls is close
correctionFactor = (cos((1.0-10000.0_pReal**(-sum((P_av-P_avLastEval)**2.0_pReal)/& ! only correct when averages stress of last two calls doesn't strongly deviate
sum(P_av**2.0_pReal)))*PI)+1.0)/2.0_pReal
write(6,'(/,a,f8.2)') ' stress BC correction factor = ', correctionFactor
write(6,'(/,a,f10.4)') ' stress BC correction factor = ', correctionFactor
F_aim = F_aim - correctionFactor *math_mul3333xx33(S, ((P_av - params%P_BC))) ! S = 0.0 for no bc
err_stress = maxval(abs(mask_stress * (P_av - params%P_BC))) ! mask = 0.0 for no bc