Comparison of different numerical methods used to handle the open boundary of a regional ocean circulation model of the Bay of Biscay

• Published in: Ocean Modelling
• Main Authors: Cailleau, Sylvain, Fedorenko, Veronika, Barnier, Bernard, Blayo, Eric, Debreu, Laurent
• Other Authors: Laboratoire des Écoulements Géophysiques et Industriels Grenoble (LEGI), Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Université Joseph Fourier - Grenoble 1 (UJF), Modelling, Observations, Identification for Environmental Sciences (MOISE), Inria Grenoble - Rhône-Alpes, Institut National de Recherche en Informatique et en Automatique (Inria)-Institut National de Recherche en Informatique et en Automatique (Inria)-Laboratoire Jean Kuntzmann (LJK), Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)-Université Pierre Mendès France - Grenoble 2 (UPMF)-Université Joseph Fourier - Grenoble 1 (UJF)-Institut polytechnique de Grenoble - Grenoble Institute of Technology (Grenoble INP )-Centre National de la Recherche Scientifique (CNRS)
• Format: Article in Journal/Newspaper
• Language: English
• Published: HAL CCSD 2008
• Subjects: Regional modelling; Open boundary conditions; Nesting; Coupling; Bay of Biscay; [MATH.MATH-NA]Mathematics [math]/Numerical Analysis [math.NA]; [SDU.OCEAN]Sciences of the Universe [physics]/Ocean; Atmosphere; Handle The; North Atlantic
• Online Access: https://hal.archives-ouvertes.fr/hal-00387446; https://doi.org/10.1016/j.ocemod.2008.05.009

International audience Several methods for specifying boundary conditions at the limits of a regional model are compared. The methods investigated are those using clamped and radiation boundary conditions, one-way and two-way nesting in a model for a more extensive area, and "full" couplin...