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Changeset 3989 for branches/2013/dev_r3853_CNRS9_ConfSetting/DOC/TexFiles/Chapters/Chap_LDF.tex – NEMO

Ignore:
Timestamp:
2013-07-24T11:48:35+02:00 (11 years ago)
Author:
clevy
Message:

Configuration setting/Step3 and doc, see ticket:#1074

File:
1 edited

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  • branches/2013/dev_r3853_CNRS9_ConfSetting/DOC/TexFiles/Chapters/Chap_LDF.tex

    r3294 r3989  
    11 
    22% ================================================================ 
    3 % Chapter Ñ Lateral Ocean Physics (LDF) 
     3% Chapter Lateral Ocean Physics (LDF) 
    44% ================================================================ 
    55\chapter{Lateral Ocean Physics (LDF)} 
     
    2121and for tracers only, eddy induced advection on tracers). These three aspects  
    2222of the lateral diffusion are set through namelist parameters and CPP keys  
    23 (see the \textit{nam\_traldf} and \textit{nam\_dynldf} below). Note 
     23(see the \textit{\ngn{nam\_traldf}} and \textit{\ngn{nam\_dynldf}} below). Note 
    2424that this chapter describes the default implementation of iso-neutral 
    2525tracer mixing, and Griffies's implementation, which is used if 
     
    104104 
    105105Other formulations can be introduced by the user for a given configuration.  
    106 For example, in the ORCA2 global ocean model (\key{orca\_r2}), the laplacian  
     106For example, in the ORCA2 global ocean model (see Configurations), the laplacian  
    107107viscosity operator uses \np{rn\_ahm0}~= 4.10$^4$ m$^2$/s poleward of 20$^{\circ}$  
    108108north and south and decreases linearly to \np{rn\_aht0}~= 2.10$^3$ m$^2$/s  
     
    110110can be found in routine \rou{ldf\_dyn\_c2d\_orca} defined in \mdl{ldfdyn\_c2d}.  
    111111Similar modified horizontal variations can be found with the Antarctic or Arctic  
    112 sub-domain options of ORCA2 and ORCA05 (\key{antarctic} or \key{arctic}  
    113 defined, see \hf{ldfdyn\_antarctic} and \hf{ldfdyn\_arctic}). 
     112sub-domain options of ORCA2 and ORCA05 (see \&namcfg namelist). 
    114113 
    115114\subsubsection{Space Varying Mixing Coefficients (\key{traldf\_c3d} and \key{dynldf\_c3d})} 
     
    123122There is no default specification of space and time varying mixing coefficient.  
    124123The only case available is specific to the ORCA2 and ORCA05 global ocean  
    125 configurations (\key{orca\_r2} or \key{orca\_r05}). It provides only a tracer  
     124configurations. It provides only a tracer  
    126125mixing coefficient for eddy induced velocity (ORCA2) or both iso-neutral and  
    127126eddy induced velocity (ORCA05) that depends on the local growth rate of  
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