= '''Mercator-NEMO team - 2013 actions''' = [[PageOutline]] Last edited [[Timestamp]] ---- '''members''' || Name || Institution || % || Position || || Clément Bricaud || Mercator Océan, Toulouse || 20% || Mercator NEMO officer || || Guillaume Reffray || Mercator Océan, Toulouse || 20% || Mercator developper || || Jerome Chanut || Mercator Océan, Toulouse || 20% || Mercator developper || || Julien Paul || Mercator Océan, Toulouse || 20% || Mercator developper || || Romain Bourdalle-Badie || Mercator Océan, Toulouse || 20% || Mercator developper || || Mondher Chekki || Mercator Océan, Toulouse || 0% || Mercator Consortium expert || || Yann Drillet || Mercator Océan, Toulouse || 0% || Mercator Consortium expert || '''total weeks : '''[[BR]] 40 wk (1 man/year) [[BR]] Summary: || Action || nb weeks || Brief description || Status || Branch name || Trac ticket n° || Wiki page name || Reviewer(s) || Review status || Ready for merge. If "NO", reason and status for 2014 || || Mercator-1 || 6 || resolving the 2 versions of time-stepping || will be OK for merge 2013 ||dev_r3867_MERCATOR1_DYN || 1079 || || || || YES|| || Mercator-2 || 2 || exploration of implicit bottom friction || included in Mercator-1 || 1079 || || || || ||YES || || Mercator-3 || 2 || Solar flux filtering at daily frequency to force biogeochemistry model ||will be OK for merge 2013 || dev_r3856_MERCATOR3_QSRMEAN24H || 1076 || || || ||YES || || Mercator-4 || 3 || Implementation a configuration manager || a first version will be provided for merge 2013 || || || || || || to be finished in 2014 ; need more time to add new functionnalities and remove some bugs|| || Mercator-5 || 3 || Add a 1D reference configuration on PAPA station ||will be OK for merge 2013 || dev_r4022_MERCATOR5_PAPA1D || 1152 || || || || YES || || Mercator-6 || 6 || End of BDY-OBC merge || Will be OK for merge 2013 ||dev_r3987_METO1_MERCATOR6_OBC_BDY_merge || 1090 || || || ||YES || || Mercator-7 || 2 || implementation of OBC's schemes for PISCES || postponned 2014 || || || || || || waiting for CMCC.6 Surface and lateral boundary conditions for tracers|| || Mercator-8 || 3 || Data assimilation interface: model equivalent of a SLA || postponned 2014 || || || || || || not started ; need some time to find a solution to filter HF in ssh ( done on 21 days in AVISO )|| Major points of Mercator's contribution: === !'''MERCATOR.1 — resolving the 2 versions of time-stepping!''' === ''' Motivation:''' Tracer conservation and time splitting. reference: Shchepetkin, A. F., and J. C. McWilliams , 2005 [[BR]] ''' Status :''' Running in NEATL36 at Mercator. [[BR]] ''' main tasks :''' Main idea:replace Leapfrog scheme by a Fb tamporal scheme, but keep actual method for updating ssh at 3D time-stepping. [[BR]] ''' workplan:''' [[BR]] ''' 1.''' test some eventual problem of divergence of SSh in barotropic mode compared to SSH in 3d mode ( cf Hallberg and Adcroft, OM 2009: Reconciling estimates of the free surface height in Lagrangian vertical coordinate ocean models with mode-split time stepping). [[BR]] ''' 2.''' implementation in NEMO_3.3 of this time-splitting. [[BR]] ''' 3.''' test in high-resolution configuration at Mercator.[[BR]] ''' 4.''' take a decision for reorganization of step for time-splitting.[[BR]] ''' Priority: High''' [[BR]] ''' Principal Investigator :''' Clement Bricaud & Jerome Chanut (jchanut@mercator-ocean.fr) [[BR]]''' Science Reviewer : Gurvan Madec''' --[[BR]] ''' System Reviewer : Gurvan Madec''' [[BR]] ''' Number of weeks : ''' 4 (TBC) === '''MERCATOR.2 — exploration of implicit bottom friction ''' === ''' Motivation: Use NEMO standard implicit bottom friction in Mercator Regional configuration ( z-coord ).''' [[BR]] '''Status :''' [[BR]] ''' main tasks :''' [[BR]] ''' Principal Investigator : Jerome Chanut (jchanut@mercator-ocean.fr) ''' [[BR]] ''' Priority: high ''' [[BR]] ''' Science Reviewer : ''' [[BR]] ''' System Reviewer : ''' [[BR]] ''' Number of weeks : ''' 2 (TBC) === !'''MERCATOR.3 — Solar flux filtering at daily frequency to force biogeochemistry model. !''' === ''' Motivation: ''' For coupled model ( physic + bio ): physic needs 24 hours (+ diurnal cycle) or 3 hours solar fluxes, but bio need a 24 hours mean. [[BR]] ''' Status : End of 2012 task''' [[BR]] ''' main tasks :''' [[BR]] ''' Principal Investigator :''' Clement Bricaud (cbricaud@mercator-ocean.fr) [[BR]] ''' Priority: high''' [[BR]] ''' Science Reviewer : Gurvan Madec''' --[[BR]] ''' System Reviewer : Gurvan Madec''' [[BR]] ''' Number of weeks : ''' 2 (TBC) === !'''MERCATOR.4 — Implementation of a configuration manager !''' === ''' Motivation: Add a configuration manager''' [[BR]] ''' Status :''' [[BR]] ''' main tasks : ''' [[BR]] a first version is implemented: [[BR]] built a coordinate file from ORCA 1/4 to higher resolution: OK [[BR]] built a bahtymetry from a ORCA025 bathymetriy on higher resolution and extract it on the domain: OK [[BR]] Merge mother and child bahtymetry: to be debugued. [[BR]] Create boundaries files: to be debugued. [[BR]] Create Initial conditions from restat/model output/climatology files: OK [[BR]] ''' Principal Investigator :''' Julien Paul (jpaul@mercator-ocean.fr) [[BR]] ''' Priority: high ''' [[BR]] ''' Science Reviewer : ''' --[[BR]] ''' System Reviewer : ''' [[BR]] ''' Number of weeks : ''' 2 (TBC) === !'''MERCATOR.5 — Add a 1D reference configuration on PAPA station !''' === ''' Motivation: Vertical physics and numerics studying ''' [[BR]] ''' Status :''' [[BR]] ''' main tasks : ''' [[BR]] provide a set of file including: [[BR]] an initial condition ( date=06/06/2010)[[BR]] bathymetry[[BR]] chlorophyle data[[BR]] one year of operationnal ECMWF atmospheric files ( 3h frequency for variable and 24hfrequency for fluxes ) provided at 1hour frequency[[BR]] ''' Principal Investigator :''' Romain Bourdalle-Badie, Guillaume Reffray (greffray@mercator-ocean.fr, rbourdal@mercator-ocean.fr) [[BR]] ''' Priority: high''' [[BR]] ''' Science Reviewer : Marcello Vichi ''' --[[BR]] ''' System Reviewer : Marcello Vichi ''' [[BR]] ''' Number of weeks : ''' 2 (TBC) === !'''MERCATOR.6 — End of OBC-BDY merge, with UK Metoffice !''' === ''' Motivation: .''' [[BR]] ''' Status :''' [[BR]] ''' main tasks :''' [[BR]] ''' Principal Investigator :''' Jerome Chanut (jchanut@mercator-ocean.fr)& Guillaume Reffray (greffray@mercator-ocean.fr) [[BR]] ''' Priority: high ''' [[BR]] ''' Number of weeks : ''' 2 (TBC) === !'''MERCATOR.7 — implementation of OBC's schemes for PISCES !''' === ''' Motivation: Use new package ; implement new methods.''' [[BR]] ''' Status :''' [[BR]] ''' main tasks :''' [[BR]] ''' Principal Investigator :''' Guillaume Reffray (greffray@mercator-ocean.fr) [[BR]] ''' Priority: ''' [[BR]] ''' Science Reviewer : ''' --[[BR]] ''' System Reviewer : ''' [[BR]] ''' Number of weeks : ''' 2 (TBC) === !'''MERCATOR.8 — Data assimilation interface: model equivalent of a SLA !''' === ''' Motivation:''' [[BR]] ''' Status :''' [[BR]] ''' main tasks : make the same treatment as done in AVISO''' [[BR]] ''' Principal Investigator :''' Elisabeth Remy (eremy@mercator-ocean.fr) [[BR]] ''' Priority: ''' [[BR]] ''' Science Reviewer : ''' --[[BR]] ''' System Reviewer : ''' [[BR]] ''' Number of weeks : ''' 2 (TBC) [[BR]] '''aditionnal work:''' [[BR]] Agrif has been tested by Jerome: running with filtred SSH, with new time-splitting, with several levels of AGRIF zooms.[[BR]] ==> Jerome has some improvments for Agrif + filtred SSH to put in the trunk.[[BR]] XIOS tested on high resolution global configuration ( ORCA12, ORCA025)[[BR]] [[BR]] '''Major points:''' [[BR]] Generalized forward-backward time-splitting implemented[[BR]] A first release of configuration manager is implemented[[BR]] A 1D-PAPA station configuration is available, for vertical physic study.[[BR]] [[BR]] '''list of problems:''' [[BR]] still some problems with XIOS, with files size greater than 2Go, with outputs of scalar variable and moorings[[BR]] An issue is concerning the coupling of barotropic mode between grids when AGRIF is activated.