1 / 27

La Rochelle Hydrodynamics

La Rochelle Hydrodynamics. What’s new. Study Area. Operational model. Operational since 01/01/2014 Meteo : GFS 50 km Open Boundary conditions : Mercator Ocean Discharges : monthly averages from 2012 data ( not available real time data). La Rochelle operational model.

radley
Download Presentation

La Rochelle Hydrodynamics

An Image/Link below is provided (as is) to download presentation Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author. Content is provided to you AS IS for your information and personal use only. Download presentation by click this link. While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server. During download, if you can't get a presentation, the file might be deleted by the publisher.

E N D

Presentation Transcript


  1. La RochelleHydrodynamics What’snew

  2. StudyArea

  3. Operationalmodel • Operationalsince 01/01/2014 • Meteo: GFS 50 km • Open Boundaryconditions: Mercator Ocean • Discharges: monthlyaveragesfrom 2012 data (notavailable real time data)

  4. La Rochelleoperationalmodel http://forecast.maretec.org/maps_LaRochelle.asp

  5. Modelvalidation • Validationperiod: • Jan 2012-Jun 2012 • Data used: • Waterlevel • Tidalanalysis • Temperature • Profiles • Satelliteimages • Salinity • ModelConfiguration: • Meteo: Meteofrance 3Km • Data assimilation: Mercator Ocean • Dailyfreshwater • RiverTemperaturewasderivedfromhistorical data

  6. Waterlevel LA ROCHELLE LA PALLICE

  7. Waterlevel ILE D’AIX

  8. - PORT BLOC - ROYAN Waterlevel

  9. Tidalanalysis (1) LA ROCHELLE LA PALLICE

  10. Tidalanalysis (2) ILE D’AIX

  11. Tidalanalysis (3) POINTE DE GRAVE PORT BLOC

  12. Tidalanalysis (4) ROYAN

  13. Vertical ProfilesComparison • Period: • May-Jun 2012 • Cruise: • Pelgas • Data Source: • MEDATLAS • Parameters: • Salinity • Temperature

  14. TEMPERATURE PROFILES EXAMPLES Temperatureprofiles

  15. ComparisonwithsatelliteimagesTemperatureDomain 2 Credits: Fernando Machado Francisco Campuzano

  16. ComparisonwithsatelliteimagesTemperatureDomain 3 Credits: Fernando Machado Francisco Campuzano

  17. ComparisonwithsatelliteimagesTemperatureDomain 3 Credits: Fernando Machado Francisco Campuzano

  18. Salinity DOMAIN 2 2.5 km resolution (no freshwaterdischarges) DOMAIN 3 - 500 m resolution (withfreshwaterdischarges)

  19. SALINITY PROFILES EXAMPLES

  20. ComparisonSatellite-MOHID-Mercator OceanLevel 2 MohidsolutionisconsistentwithassimilatedsolutionfromMyOcean/Mercator Thecomparisonwith data shows that Mercator and as a consequence, MOHID havelowagreementwith data in June

  21. Comparison Satellite-MOHID-Mercator Ocean Level 2 MohidsolutionisconsistentwithassimilatedsolutionfromMyOcean/Mercator Thecomparisonwith data shows that Mercator and as a consequence, MOHID havelowagreementwith data in June

  22. Validationoutcomes • Waterlevelresultsshowed a goodagreementwith data • PeriodMay-June: Salinityprofileshadgoodagreementwith data • In May-junetemperatureresultshadlowagreementwith data. • Mercator-Ocean data assimilation • Imposedtemperature in theriver

  23. Applicationofthemodel • Water Budget • Residence time ofwater

  24. Mainshellfishareas (ifremer)

  25. Waterbudgetin themain bivalves areas Bottomlayer Surfacelayer

  26. Vertical waterfluxes Downward Upward

  27. Bottomwaterrenewal • Spring scenario

More Related