/[MITgcm]/manual/s_phys_pkgs/text/exf.tex

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-revision 1.9 by molod,
Wed Jun 28 15:35:07 2006 UTC
+revision 1.11 by heimbach,
Tue Jan 15 23:58:53 2008 UTC
 Line 22 
 forcing fields an arbitrary grid onto th
  CPP options enable or disable different aspects of the package
  (Section \ref{sec:pkg:exf:config}).
  Runtime options, flags, filenames and field-related dates/times are
- set in \texttt{data.exf} and \texttt{data.exf\_clim}
+ set in \texttt{data.exf}
  (Section \ref{sec:pkg:exf:runtime}).
  A description of key subroutines is given in Section
  \ref{sec:pkg:exf:subroutines}.
 Line 119 
 Run-time parameters may be broken into 3
  \paragraph{Enabling the package}
  ~ \\
  %
- A package is usually switched on/off at runtime by setting
+ A package is switched on/off at runtime by setting
  (e.g. for EXF) \texttt{useEXF = .TRUE.} in \texttt{data.pkg}.
- For EXF this flag is omitted, i.e. EXF is always ON if it is compiled.
  \paragraph{General flags and parameters}
  ~ \\
-Line 149 
 For EXF this flag is omitted, i.e. EXF i
+Line 148 
 For EXF this flag is omitted, i.e. EXF i
             max. allowed wind stress $N/m^2$ \\
          exf\_albedo & \texttt{0.1} &
            surface albedo used to compute downward vs. net radiative fluxes \\
+         climtempfreeze & \texttt{-1.9} &
+           ??? \\
+         ocean\_emissivity & \texttt{} &
+           longwave ocean-surface emissivity \\
+         ice\_emissivity & \texttt{} &
+           longwave seaice emissivity \\
+         snow\_emissivity & \texttt{} &
+           longwave  snow  emissivity \\
+         exf\_iceCd & \texttt{1.63E-3} &
+           drag coefficient over sea-ice \\
+         exf\_iceCe & \texttt{1.63E-3} &
+           evaporation transfer coeff. over sea-ice \\
+         exf\_iceCh & \texttt{1.63E-3} &
+           sensible heat transfer coeff. over sea-ice \\
+         exf\_scal\_BulkCdn & \texttt{1.} &
+           overall scaling of neutral drag coeff. \\
+         useStabilityFct\_overIce  & \texttt{.FALSE.} &
+           compute turbulent transfer coeff. over sea-ice \\
+         readStressOnAgrid & \texttt{.FALSE.} &
+           read wind-streess located on model-grid, A-grid point \\
+         readStressOnCgrid & \texttt{.FALSE.} &
+           read wind-streess located on model-grid, C-grid point \\
+         useRelativeWind & \texttt{.FALSE.} &
+           subtract [U/V]VEL or [U/VICE from U/V]WIND before \\
+         ~ & ~ &  computing [U/V]STRESS \\
+         zref & \texttt{10.} &
+           reference height \\
+         hu & \texttt{10.} &
+           height of mean wind \\
+         ht & \texttt{2.} &
+           height of mean temperature and rel. humidity \\
+         umin & \texttt{0.5} &
+           minimum absolute wind speed for computing Cd \\
+         atmrho & \texttt{1.2} &
+           mean atmospheric density [kg/m\^3] \\
+         atmcp & \texttt{1005.} &
+           mean atmospheric specific heat [J/kg/K] \\
+         cdrag\_[n] & \texttt{???} &
+           n = 1,2,3; parameters for drag coeff. function \\
+         cstanton\_[n] & \texttt{???} &
+           n = 1,2; parameters for Stanton number function \\
+         cdalton & \texttt{???} &
+           parameter for Dalton number function \\
+         flamb & \texttt{2500000.} &
+           latent heat of evaporation [J/kg] \\
+         flami & \texttt{334000.} &
+           latent heat of melting of pure ice [J/kg] \\
+         zolmin & \texttt{-100.} &
+           minimum stability parameter \\
+         cvapor\_fac & \texttt{640380.} &
+           ~ \\
+         cvapor\_exp & \texttt{5107.4} &
+           ~ \\
+         cvapor\_fac\_ice & \texttt{11637800.} &
+           ~ \\
+         cvapor\_fac\_ice & \texttt{5897.8} &
+           ~ \\
+         humid\_fac & \texttt{0.606} &
+           parameter for virtual temperature calculation \\
+         gamma\_blk & \texttt{0.010} &
+           adiabatic lapse rate \\
+         saltsat & \texttt{0.980} &
+           reduction of saturation vapor pressure over salt-water \\
+         psim\_fac & \texttt{5.} &
+           ~ \\
+         exf\_monFreq & \texttt{monitorFreq} &
+           output frequency [s] \\
          exf\_iprec  & \texttt{32} &
            precision of input fields (32-bit or 64-bit) \\
          exf\_yftype & \texttt{'RL'} &
-Line 256 
 supplied as well.
+Line 322 
 supplied as well.
  %----------------------------------------------------------------------
+ \subsubsection{EXF bulk formulae
+ \label{sec:pkg:exf:bulk_formulae}}
+ T.B.D. (cross-ref. to parameter list table)
+ %----------------------------------------------------------------------
  \subsubsection{EXF input fields and units
  \label{sec:pkg:exf:fields_units}}
-Line 500 
 Table \ref{tab:pkg:exf:diagnostics}.
+Line 573 
 Table \ref{tab:pkg:exf:diagnostics}.
  \label{tab:pkg:exf:diagnostics}
  {\footnotesize
  \begin{verbatim}
- ------------------------------------------------------
+ ---------+----+----+----------------+-----------------
   <-Name->|Levs|grid|<--  Units   -->|<- Tile (max=80c)
- ------------------------------------------------------
+ ---------+----+----+----------------+-----------------
   EXFhs   |  1 | SM | W/m^2          | Sensible heat flux into ocean, >0 increases theta
   EXFhl   |  1 | SM | W/m^2          | Latent heat flux into ocean, >0 increases theta
   EXFlwnet|  1 | SM | W/m^2          | Net upward longwave radiation, >0 decreases theta

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