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2013WP/2013Action_institutions_Mercator (diff) – NEMO

Changes between Version 31 and Version 32 of 2013WP/2013Action_institutions_Mercator


Ignore:
Timestamp:
2013-10-11T16:05:36+02:00 (11 years ago)
Author:
cbricaud
Comment:

--

Legend:

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  • 2013WP/2013Action_institutions_Mercator

    v31 v32  
    3030|| 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 )|| 
    3131 
     32 
     33Major points of Mercator's contribution: 
     34 
     35 
     36 
    3237=== !'''MERCATOR.1 — resolving the 2 versions of time-stepping!'''   === 
    3338 
    34   ''' 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]] ''' Number of weeks : '''  4 (TBC) 
     39  ''' 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) 
    3540 
    3641=== '''MERCATOR.2 — exploration of implicit bottom friction ''' === 
     
    4348=== !'''MERCATOR.3 —  Solar flux filtering at daily frequency to force biogeochemistry model. !'''   === 
    4449 
    45   ''' 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 : ''' --[[BR]]   ''' System Reviewer : '''  [[BR]]   ''' Number of weeks : '''  2 (TBC) 
     50  ''' 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) 
    4651 
    4752=== !'''MERCATOR.4 — Implementation of a configuration manager   !'''   === 
     
    6065=== !'''MERCATOR.5 — Add a 1D reference configuration on PAPA station   !'''   === 
    6166 
    62   ''' Motivation: Vertical physics and numerics studying '''  [[BR]] ''' Status :'''     [[BR]] ''' main tasks : '''     [[BR]] ''' Principal Investigator :'''   Romain Bourdalle-Badie, Guillaume Reffray          (greffray@mercator-ocean.fr, rbourdal@mercator-ocean.fr) [[BR]] ''' Priority: high''' [[BR]]   ''' Science Reviewer : ''' --[[BR]]   ''' System Reviewer : '''  [[BR]]   ''' Number of weeks : '''  2 (TBC) 
     67  ''' Motivation: Vertical physics and numerics studying '''  [[BR]] ''' Status :'''     [[BR]] ''' main tasks : '''     [[BR]] 
     68    
     69 
     70  ''' 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) 
    6371 
    6472=== !'''MERCATOR.6 — End of OBC-BDY merge, with UK Metoffice !'''   === 
    6573 
    66   ''' 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]]   ''' Science Reviewer : ''' --[[BR]]   ''' System Reviewer : '''  [[BR]]   ''' Number of weeks : '''  2 (TBC) 
     74  ''' 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) 
    6775 
    6876=== !'''MERCATOR.7 — implementation of OBC's schemes for PISCES !'''   === 
     
    7583 
    7684[[BR]] '''aditionnal work:''' [[BR]] 
     85 
     86Agrif has been tested by Jerome: running with filtred SSH, with new time-splitting, with several levels of AGRIF zooms.[[BR]] 
     87XIOS tested on high resolution global configuration ( ORCA12, ORCA025) 
     88 
     89[[BR]] '''Major points:''' [[BR]] 
     90Generalized forward-backward time-splitting implemented 
     91A first release of configuration manager is implemented 
     92A 1D-PAPA station configuration is available, for vertical physic study. 
     93 
     94