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Digital filtering initialisation in the cycle 46t1r1 of ARPEGE/IFS.
Article published on 12 February 2019

by Karim Yessad

Abstract:

This documentation describes the digital filtering initialisation (DFI) and its implementation in ARPEGE/IFS. Some theoretical aspects are recalled. The way of implementing the DFI in ARPEGE/IFS is then described, and an organigramme is provided. A namelist is provided.


RESUME:

CETTE DOCUMENTATION DECRIT L’INITIALISATION PAR FILTRES DIGITAUX (DFI) ET LE CODE ASSOCIE DANS ARPEGE/IFS. ON RAPPELLE QUELQUES NOTIONS THEORIQUES. ON DECRIT LA FACON DONT LES DFI ONT ETE CODES DANS ARPEGE/IFS, AVEC PRESENTATION D’UN ORGANIGRAMME. ON FOURNIT UN EXEMPLE DE NAMELIST.


Contents:

 1/ Introduction and purpose.
 2/ Algorithm of digital filter initialization.
 3/ Organigramme.
 4/ List of useful variables.
 5/ An example of namelist for ARPEGE.
 6/ References and internal notes.


Documents
Version cycle 42 246.5 kb / PDF

Version cycle 43 247 kb / PDF

Version cycle 44 245.5 kb / PDF

Version cycle 45 245.4 kb / PDF

Version cycle 46 245.4 kb / PDF

Version cycle 46t1 246 kb / PDF

Version cycle 46t1r1 245.9 kb / PDF