Changeset 6497 for trunk/DOC/TexFiles/Chapters/Chap_DOM.tex

Timestamp:

2016-04-27T09:33:46+02:00 (8 years ago)

Author:

gm

Message:

#1720 - trunk: add Casimir tidal parameterization

File:

• trunk/DOC/TexFiles/Chapters/Chap_DOM.tex (modified) (5 diffs)

trunk/DOC/TexFiles/Chapters/Chap_DOM.tex

@@ -486 +486 @@
 The last choice in terms of vertical coordinate concerns the presence (or not) in the model domain 
 of ocean cavities beneath ice shelves. Setting \np{ln\_isfcav} to true allows to manage ocean cavities, 
-otherwise they are filled in.
+otherwise they are filled in. This option is currently only available in $z$- or $zps$-coordinate,
+and partial step are also applied at the ocean/ice shelf interface. 
 
 Contrary to the horizontal grid, the vertical grid is computed in the code and no 
@@ -772 +773 @@
 \end{equation}
 
-where $s_{min}$ is the depth at which the s-coordinate stretching starts and 
-allows a z-coordinate to placed on top of the stretched coordinate, 
-and z is the depth (negative down from the asea surface).
+where $s_{min}$ is the depth at which the $s$-coordinate stretching starts and 
+allows a $z$-coordinate to placed on top of the stretched coordinate, 
+and $z$ is the depth (negative down from the asea surface).
 
 \begin{equation}
@@ -886 +887 @@
 that do not communicate with another ocean point at the same level are eliminated.
 
-In case of ice shelf cavities, as for the representation of bathymetry, a 2D integer array, misfdep, is created. 
-misfdep defines the level of the first wet $t$-point (ie below the ice-shelf/ocean interface). All the cells between $k=1$ and $misfdep(i,j)-1$ are masked. 
-By default, $misfdep(:,:)=1$ and no cells are masked.
-Modifications of the model bathymetry and ice shelf draft into 
+As for the representation of bathymetry, a 2D integer array, misfdep, is created. 
+misfdep defines the level of the first wet $t$-point. All the cells between $k=1$ and $misfdep(i,j)-1$ are masked. 
+By default, misfdep(:,:)=1 and no cells are masked.
+
+In case of ice shelf cavities, modifications of the model bathymetry and ice shelf draft into 
 the cavities are performed in the \textit{zgr\_isf} routine. The compatibility between ice shelf draft and bathymetry is checked. 
 All the locations where the isf cavity is thinnest than \np{rn\_isfhmin} meters are grounded ($i.e.$ masked). 
@@ -903 +905 @@
 vmask(i,j,k) &=         \; tmask(i,j,k) \ * \ tmask(i,j+1,k)   \\
 fmask(i,j,k) &=         \; tmask(i,j,k) \ * \ tmask(i+1,j,k)   \\
-                   & \ \ \, * tmask(i,j,k) \ * \ tmask(i+1,j,k) \\
+             &    \ \ \, * tmask(i,j,k) \ * \ tmask(i+1,j,k) \\
 wmask(i,j,k) &=         \; tmask(i,j,k) \ * \ tmask(i,j,k-1) \text{ with } wmask(i,j,1) = tmask(i,j,1) 
 \end{align*}
 
-Note, wmask is now defined. It allows, in case of ice shelves, 
-to deal with the top boundary (ice shelf/ocean interface) exactly in the same way as for the bottom boundary. 
+Note that, without ice shelves cavities, masks at $t-$ and $w-$points are identical with 
+the numerical indexing used (\S~\ref{DOM_Num_Index}). Nevertheless, $wmask$ are required 
+with oceean cavities to deal with the top boundary (ice shelf/ocean interface) 
+exactly in the same way as for the bottom boundary. 
 
 The specification of closed lateral boundaries requires that at least the first and last 
@@ -916 +920 @@
 (and so too the mask arrays) (see \S~\ref{LBC_jperio}).
 
-%%%
-\gmcomment{   \colorbox{yellow}{Add one word on tricky trick !} mbathy in further modified in zdfbfr{\ldots}.  }
-%%%
 
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