Changeset 12772
- Timestamp:
- 2020-04-17T18:32:46+02:00 (3 years ago)
- Location:
- NEMO/branches/2020/ticket_2444/doc
- Files:
-
- 3 edited
Legend:
- Unmodified
- Added
- Removed
-
NEMO/branches/2020/ticket_2444/doc/latex/NEMO/subfiles/apdx_DOMAINcfg.tex
r12769 r12772 530 530 If the under ice shelf seas are opened (\np{ln_isfcav}{ln\_isfcav}), the depth of the ice shelf/ocean interface has to be include in 531 531 the \ifile{isfdraft\_meter} file (Netcdf format). This file need to include the \ifile{isf\_draft} variable. 532 A positive value will me 533 The exact shape of the ice shelf cavity (grounding line position and minimum thickness of the water column under an ice shelf, ...) can be specify in \nam{ lst:namzgr_isf}.532 A positive value will mean ice shelf/ocean or ice shelf bedrock interface below the reference 0m ssh. 533 The exact shape of the ice shelf cavity (grounding line position and minimum thickness of the water column under an ice shelf, ...) can be specify in \nam{zgr_isf}{namzgr\_isf}. 534 534 535 535 … … 540 540 \end{listing} 541 541 542 The options available to define the shape of the under ice shelf cavities are listed in \nam{ namzgr_isf}{namzgr\_isf} (\texttt{DOMAINcfg} only, \autoref{lst:namzgr_isf}).542 The options available to define the shape of the under ice shelf cavities are listed in \nam{zgr_isf}{namzgr\_isf} (\texttt{DOMAINcfg} only, \autoref{lst:namzgr_isf}). 543 543 544 544 \subsection{Model ice shelf draft definition} … … 556 556 This step is needed to take into account possible small mismatch between ice shelf draft value and bathymetry value (sources are coming from different grid, different data processes, rounding error, ...). 557 557 558 \item{\np{rn_isfhw_min}{rn\_isfhw\_min}:} This parameter is minimum water column thickness in the cavity.558 \item{\np{rn_isfhw_min}{rn\_isfhw\_min}:} This parameter is the minimum water column thickness in the cavity. 559 559 Where the water column thickness is lower than \np{rn_isfhw_min}{rn\_isfhw\_min}, the ice shelf draft is adjusted to match this criterion. 560 560 If for any reason, this adjustement break the minimum ice shelf draft allowed (\np{rn_isfdep_min}{rn\_isfdep\_min}), the cell is masked. … … 577 577 \end{description} 578 578 579 In case of steep slope and shallow water column, it likely that 2 cells are disconnected (bathymetry above its neigbourg ice shelf draft).579 In case of steep slope and shallow water column, it likely that 2 cells are disconnected (bathymetry above its neigbourging ice shelf draft). 580 580 The option \np{ln_isfconnect}{ln\_isfconnect} allow the tool to force the connection between these 2 cells. 581 581 Some limiters in meter or levels on the digging allowed by the tool are available (respectively, \np{rn_zisfmax}{rn\_zisfmax} or \np{rn_kisfmax}{rn\_kisfmax}). … … 610 610 \end{listing} 611 611 612 The options available to define the closed seas and how closed sea net fresh water input will be redistributed by NEMO are listed in \nam{clo} (\texttt{DOMAINcfg} only , \autoref{lst:namclo}).613 The individual definition of each closed sea is managed by \np{sn_lake}{sn\_lake}. In this fields the user needs to define d:\\612 The options available to define the closed seas and how closed sea net fresh water input will be redistributed by NEMO are listed in \nam{clo} (\texttt{DOMAINcfg} only). 613 The individual definition of each closed sea is managed by \np{sn_lake}{sn\_lake}. In this fields the user needs to define:\\ 614 614 \begin{description} 615 615 \item $\bullet$ the name of the closed sea (print output purposes). -
NEMO/branches/2020/ticket_2444/doc/latex/NEMO/subfiles/chap_SBC.tex
r12769 r12772 1218 1218 \np{ln_isfcav_mlt}{ln\_isfcav\_mlt}\forcode{ = .true.} activates the ocean/ice shelf thermodynamics interactions at the ice shelf/ocean interface. 1219 1219 If \np{ln_isfcav_mlt}\forcode{ = .false.}, thermodynamics interactions are desctivated but the ocean dynamics inside the cavity is still active. 1220 The logical flag \np{ln_isfcav}{ln\_isfcav} control w ether or not the ice shelf cavities are closed. \np{ln_isfcav}{ln\_isfcav} is not defined in the namelist but in the domcfg.nc input file.\\1220 The logical flag \np{ln_isfcav}{ln\_isfcav} control whether or not the ice shelf cavities are closed. \np{ln_isfcav}{ln\_isfcav} is not defined in the namelist but in the domcfg.nc input file.\\ 1221 1221 1222 1222 3 options are available to represent to ice-shelf/ocean fluxes at the interface: … … 1272 1272 1273 1273 where $T_b$ is the temperature at the interface, $S_b$ the salinity at the interface, $\gamma_T$ and $\gamma_S$ the exchange coefficients for temperature and salt, respectively, 1274 $S_i$ the salinity of the ice (assumed to be 0), $h_{isf}$ the ice shelf thickness, $\rho_i$ the density of the iceshelf,1274 $S_i$ the salinity of the ice (assumed to be 0), $h_{isf}$ the ice shelf thickness, $\rho_i$ the density of the iceshelf, 1275 1275 $c_{p,i}$ the specific heat capacity of the ice, $\kappa$ the thermal diffusivity of the ice 1276 1276 and $T_s$ the atmospheric surface temperature (at the ice/air interface, assumed to be -20C). … … 1303 1303 The fluxes and friction velocity are computed using the mean temperature, salinity and velocity in the first \np{rn_htbl}{rn\_htbl} m. 1304 1304 Then, the fluxes are spread over the same thickness (ie over one or several cells). 1305 If \np{rn_htbl}{rn\_htbl} larger than top $e_{3}t$, there is no more direct feedback between the freezing point at the interface and the top cell temperature.1305 If \np{rn_htbl}{rn\_htbl} is larger than top $e_{3}t$, there is no more direct feedback between the freezing point at the interface and the top cell temperature. 1306 1306 This can lead to super-cool temperature in the top cell under melting condition. 1307 1307 If \np{rn_htbl}{rn\_htbl} smaller than top $e_{3}t$, the top boundary layer thickness is set to the top cell thickness.\\ … … 1398 1398 \caption[Ice shelf location and fresh water flux definition]{ 1399 1399 Illustration of the location where the fwf is injected and 1400 whether or not the fwf is interacti for not.}1400 whether or not the fwf is interactive or not.} 1401 1401 \label{fig:ISF} 1402 1402 \end{figure} … … 1453 1453 \item[Step 2]: a new domcfg.nc file is built using the DOMAINcfg tools. 1454 1454 \item[Step 3]: NEMO run for a specific period and output the average melt rate over the period. 1455 \item[Step 4]: the ice sheet model run using the melt rate outputed in step 4.1455 \item[Step 4]: the ice sheet model run using the melt rate outputed in step 3. 1456 1456 \item[Step 5]: go back to 1. 1457 1457 \end{description} -
NEMO/branches/2020/ticket_2444/doc/namelists/namsbc
r11005 r12772 31 31 ln_rnf = .false. ! runoffs (T => fill namsbc_rnf) 32 32 ln_apr_dyn = .false. ! Patm gradient added in ocean & ice Eqs. (T => fill namsbc_apr ) 33 ln_isf = .false. ! ice shelf (T => fill namsbc_isf & namsbc_iscpl)34 33 ln_wave = .false. ! Activate coupling with wave (T => fill namsbc_wave) 35 34 ln_cdgw = .false. ! Neutral drag coefficient read from wave model (T => ln_wave=.true. & fill namsbc_wave)
Note: See TracChangeset
for help on using the changeset viewer.