Changes between Version 15 and Version 16 of ticket/1613_NOC3_vvl_by_default
- Timestamp:
- 2015-10-31T09:05:31+01:00 (8 years ago)
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ticket/1613_NOC3_vvl_by_default
v15 v16 25 25 26 26 == I. Before/Now/After vertical coordinate system by default == 27 ===>>> runs ORCA2_LIM3 trunk and this branch identical to the last digit ===>>> OK see revision XXX + minor correction revision XXX (SETTE OK) ''' Nevertheless''' for both the trunk & this branch, ORCA2_LIM3 blow up atter 138 time step....[[BR]] NB: to obtain the same results 1 things : revert domhpg.F90 optimization (use of r1_e...) [[BR]] =========>>>>>>>>>>>> try to find the origine of the model explosion:[[BR]] (1) dynvor.F90 reverted to the v3.6_stable version, i.e. with use of fmask at the proper place, the trunk still explode round the same time-step... So the problem does not come from dynvor.[[BR]] (2) iso neutral diffusion switch off (as well as div): it is not the issue the model still blow up (pdt 139)[[BR]] (3) partial cells switch off (ln_zco=T): it is not the issue the model still blow up (pdt 142)[[BR]] (4) tra_adv : use 2nd order centered scheme: blow up pdt 134[[BR]] (5) just set hat as a constant= 2000 (instead of grid depend coeff nn_aht_ijk = 20) : blow up pdt 134[[BR]] (6) dynldf off (ln_dynldf_lap=F) & use of UBS (ln_dynadv_vec= F ; ln_dynad_ubs=T): ''' it is working !!!! '''28 [[BR]] [[BR]]other test to do: try no non-linear term ; vvl off ; filtered free surf ; mld already off (!) ;27 ===>>> runs ORCA2_LIM3 trunk and this branch identical to the last digit ===>>> ''' OK''' see revision [https://forge.ipsl.jussieu.fr/nemo/log/branches/2015/dev_r5836_NOC3_vvl_by_default?rev= 5845] 28 ''' [[BR]] [[BR]] Nevertheless''' for both the trunk & this branch, ORCA2_LIM3 blow up atter 138 time step....[[BR]] NB: to obtain the same results 1 things : revert domhpg.F90 optimization (use of r1_e...) [[BR]] =========>>>>>>>>>>>> try to find the origine of the model explosion:[[BR]] (1) dynvor.F90 reverted to the v3.6_stable version, i.e. with use of fmask at the proper place, the trunk still explode round the same time-step... So the problem does not come from dynvor.[[BR]] (2) iso neutral diffusion switch off (as well as div): it is not the issue the model still blow up (pdt 139)[[BR]] (3) partial cells switch off (ln_zco=T): it is not the issue the model still blow up (pdt 142)[[BR]] (4) tra_adv : use 2nd order centered scheme: blow up pdt 134[[BR]] (5) just set hat as a constant= 2000 (instead of grid depend coeff nn_aht_ijk = 20) : blow up pdt 134[[BR]] (6) dynldf off (ln_dynldf_lap=F) & use of UBS (ln_dynadv_vec= F ; ln_dynad_ubs=T): ''' it is working !!!! [[BR]] ''' The error is thus probably in dynldf_lap_blp.F90[[BR]] [[BR]] other test to do: try no non-linear term ; vvl off ; filtered free surf ; mld already off (!) ; 29 29 30 30 dom_oce :