1 | MODULE limtrp |
---|
2 | !!====================================================================== |
---|
3 | !! *** MODULE limtrp *** |
---|
4 | !! LIM transport ice model : sea-ice advection/diffusion |
---|
5 | !!====================================================================== |
---|
6 | !! History : LIM-2 ! 2000-01 (M.A. Morales Maqueda, H. Goosse, and T. Fichefet) Original code |
---|
7 | !! 3.0 ! 2005-11 (M. Vancoppenolle) Multi-layer sea ice, salinity variations |
---|
8 | !! 4.0 ! 2011-02 (G. Madec) dynamical allocation |
---|
9 | !!---------------------------------------------------------------------- |
---|
10 | #if defined key_lim3 |
---|
11 | !!---------------------------------------------------------------------- |
---|
12 | !! 'key_lim3' LIM3 sea-ice model |
---|
13 | !!---------------------------------------------------------------------- |
---|
14 | !! lim_trp : advection/diffusion process of sea ice |
---|
15 | !!---------------------------------------------------------------------- |
---|
16 | USE phycst ! physical constant |
---|
17 | USE dom_oce ! ocean domain |
---|
18 | USE sbc_oce ! ocean surface boundary condition |
---|
19 | USE par_ice ! LIM-3 parameter |
---|
20 | USE dom_ice ! LIM-3 domain |
---|
21 | USE ice ! LIM-3 variables |
---|
22 | USE limadv ! LIM-3 advection |
---|
23 | USE limhdf ! LIM-3 horizontal diffusion |
---|
24 | USE in_out_manager ! I/O manager |
---|
25 | USE lbclnk ! lateral boundary conditions -- MPP exchanges |
---|
26 | USE lib_mpp ! MPP library |
---|
27 | USE prtctl ! Print control |
---|
28 | |
---|
29 | IMPLICIT NONE |
---|
30 | PRIVATE |
---|
31 | |
---|
32 | PUBLIC lim_trp ! called by ice_step |
---|
33 | |
---|
34 | REAL(wp) :: epsi06 = 1.e-06_wp ! constant values |
---|
35 | REAL(wp) :: epsi03 = 1.e-03_wp |
---|
36 | REAL(wp) :: zeps10 = 1.e-10_wp |
---|
37 | REAL(wp) :: epsi16 = 1.e-16_wp |
---|
38 | REAL(wp) :: rzero = 0._wp |
---|
39 | REAL(wp) :: rone = 1._wp |
---|
40 | |
---|
41 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:,:,:) :: zs0e |
---|
42 | |
---|
43 | !! * Substitution |
---|
44 | # include "vectopt_loop_substitute.h90" |
---|
45 | !!---------------------------------------------------------------------- |
---|
46 | !! NEMO/LIM3 4.0 , UCL - NEMO Consortium (2011) |
---|
47 | !! $Id$ |
---|
48 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
49 | !!---------------------------------------------------------------------- |
---|
50 | CONTAINS |
---|
51 | |
---|
52 | SUBROUTINE lim_trp( kt ) |
---|
53 | !!------------------------------------------------------------------- |
---|
54 | !! *** ROUTINE lim_trp *** |
---|
55 | !! |
---|
56 | !! ** purpose : advection/diffusion process of sea ice |
---|
57 | !! |
---|
58 | !! ** method : variables included in the process are scalar, |
---|
59 | !! other values are considered as second order. |
---|
60 | !! For advection, a second order Prather scheme is used. |
---|
61 | !! |
---|
62 | !! ** action : |
---|
63 | !!--------------------------------------------------------------------- |
---|
64 | USE wrk_nemo, ONLY: wrk_in_use, wrk_not_released |
---|
65 | USE wrk_nemo, ONLY: zs0at => wrk_2d_4 , zsm => wrk_2d_5 , zs0ow => wrk_2d_6 ! 2D workspace |
---|
66 | USE wrk_nemo, ONLY: wrk_3d_3, wrk_3d_4, wrk_3d_5, wrk_3d_6, wrk_3d_7, wrk_3d_8 ! 3D workspace |
---|
67 | ! |
---|
68 | INTEGER, INTENT(in) :: kt ! number of iteration |
---|
69 | ! |
---|
70 | INTEGER :: ji, jj, jk, jl, layer ! dummy loop indices |
---|
71 | INTEGER :: initad ! number of sub-timestep for the advection |
---|
72 | INTEGER :: ierr ! error status |
---|
73 | REAL(wp) :: zindb , zindsn , zindic ! local scalar |
---|
74 | REAL(wp) :: zusvosn, zusvoic, zbigval ! - - |
---|
75 | REAL(wp) :: zcfl , zusnit , zrtt ! - - |
---|
76 | REAL(wp) :: ze , zsal , zage ! - - |
---|
77 | ! |
---|
78 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zs0ice, zs0sn, zs0a, zs0c0 , zs0sm , zs0oi ! 3D pointer |
---|
79 | !!--------------------------------------------------------------------- |
---|
80 | |
---|
81 | IF( wrk_in_use(2, 4,5,6) .OR. wrk_in_use(3, 3,4,5,6,7,8) ) THEN |
---|
82 | CALL ctl_stop( 'lim_trp : requested workspace arrays unavailable' ) ; RETURN |
---|
83 | END IF |
---|
84 | |
---|
85 | zs0ice => wrk_3d_3(:,:,1:jpl) ; zs0a => wrk_3d_5(:,:,1:jpl) ; zs0sm => wrk_3d_7(:,:,1:jpl) |
---|
86 | zs0sn => wrk_3d_4(:,:,1:jpl) ; zs0c0 => wrk_3d_6(:,:,1:jpl) ; zs0oi => wrk_3d_8(:,:,1:jpl) |
---|
87 | IF( kt == nit000 ) THEN |
---|
88 | ALLOCATE( zs0e(jpi,jpj,jkmax,jpl), Stat = ierr ) |
---|
89 | IF( lk_mpp ) CALL mpp_sum ( ierr ) |
---|
90 | IF( ierr /= 0 ) CALL ctl_stop( 'lim_trp : failed to allocate zs0e array' ) |
---|
91 | END IF |
---|
92 | |
---|
93 | IF( numit == nstart .AND. lwp ) THEN |
---|
94 | WRITE(numout,*) |
---|
95 | IF( ln_limdyn ) THEN ; WRITE(numout,*) 'lim_trp : Ice transport ' |
---|
96 | ELSE ; WRITE(numout,*) 'lim_trp : No ice advection as ln_limdyn = ', ln_limdyn |
---|
97 | ENDIF |
---|
98 | WRITE(numout,*) '~~~~~~~~~~~~' |
---|
99 | ENDIF |
---|
100 | |
---|
101 | zsm(:,:) = area(:,:) |
---|
102 | |
---|
103 | ! !-------------------------------------! |
---|
104 | IF( ln_limdyn ) THEN ! Advection of sea ice properties ! |
---|
105 | ! !-------------------------------------! |
---|
106 | ! |
---|
107 | |
---|
108 | !------------------------- |
---|
109 | ! transported fields |
---|
110 | !------------------------- |
---|
111 | ! Snow vol, ice vol, salt and age contents, area |
---|
112 | zs0ow(:,:) = ato_i(:,:) * area(:,:) ! Open water area |
---|
113 | DO jl = 1, jpl |
---|
114 | zs0sn (:,:,jl) = v_s (:,:,jl) * area(:,:) ! Snow volume |
---|
115 | zs0ice(:,:,jl) = v_i (:,:,jl) * area(:,:) ! Ice volume |
---|
116 | zs0a (:,:,jl) = a_i (:,:,jl) * area(:,:) ! Ice area |
---|
117 | zs0sm (:,:,jl) = smv_i(:,:,jl) * area(:,:) ! Salt content |
---|
118 | zs0oi (:,:,jl) = oa_i (:,:,jl) * area(:,:) ! Age content |
---|
119 | zs0c0 (:,:,jl) = e_s (:,:,1,jl) ! Snow heat content |
---|
120 | zs0e (:,:,:,jl) = e_i (:,:,:,jl) ! Ice heat content |
---|
121 | END DO |
---|
122 | |
---|
123 | !-------------------------- |
---|
124 | ! Advection of Ice fields (Prather scheme) |
---|
125 | !-------------------------- |
---|
126 | ! If ice drift field is too fast, use an appropriate time step for advection. |
---|
127 | ! CFL test for stability |
---|
128 | zcfl = MAXVAL( ABS( u_ice(:,:) ) * rdt_ice / e1u(:,:) ) |
---|
129 | zcfl = MAX( zcfl, MAXVAL( ABS( v_ice(:,:) ) * rdt_ice / e2v(:,:) ) ) |
---|
130 | IF(lk_mpp ) CALL mpp_max( zcfl ) |
---|
131 | !!gm more readability: |
---|
132 | ! IF( zcfl > 0.5 ) THEN ; initad = 2 ; zusnit = 0.5_wp |
---|
133 | ! ELSE ; initad = 1 ; zusnit = 1.0_wp |
---|
134 | ! ENDIF |
---|
135 | !!gm end |
---|
136 | initad = 1 + INT( MAX( rzero, SIGN( rone, zcfl-0.5 ) ) ) |
---|
137 | zusnit = 1.0 / REAL( initad ) |
---|
138 | IF( zcfl > 0.5 .AND. lwp ) & |
---|
139 | WRITE(numout,*) 'lim_trp_2 : CFL violation at day ', nday, ', cfl = ', zcfl, & |
---|
140 | & ': the ice time stepping is split in two' |
---|
141 | |
---|
142 | IF( MOD( ( kt - 1) / nn_fsbc , 2 ) == 0 ) THEN !== odd ice time step: adv_x then adv_y ==! |
---|
143 | DO jk = 1,initad |
---|
144 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ow (:,:), sxopw(:,:), & !--- ice open water area |
---|
145 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
---|
146 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ow (:,:), sxopw(:,:), & |
---|
147 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
---|
148 | DO jl = 1, jpl |
---|
149 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ice(:,:,jl), sxice(:,:,jl), & !--- ice volume --- |
---|
150 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
---|
151 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ice(:,:,jl), sxice(:,:,jl), & |
---|
152 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
---|
153 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & !--- snow volume --- |
---|
154 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
---|
155 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & |
---|
156 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
---|
157 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & !--- ice salinity --- |
---|
158 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
---|
159 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & |
---|
160 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
---|
161 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0oi (:,:,jl), sxage(:,:,jl), & !--- ice age --- |
---|
162 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
---|
163 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0oi (:,:,jl), sxage(:,:,jl), & |
---|
164 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
---|
165 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0a (:,:,jl), sxa (:,:,jl), & !--- ice concentrations --- |
---|
166 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
---|
167 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0a (:,:,jl), sxa (:,:,jl), & |
---|
168 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
---|
169 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & !--- snow heat contents --- |
---|
170 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
---|
171 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & |
---|
172 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
---|
173 | DO layer = 1, nlay_i !--- ice heat contents --- |
---|
174 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
---|
175 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
---|
176 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
---|
177 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
---|
178 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
---|
179 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
---|
180 | END DO |
---|
181 | END DO |
---|
182 | END DO |
---|
183 | ELSE |
---|
184 | DO jk = 1, initad |
---|
185 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ow (:,:), sxopw(:,:), & !--- ice open water area |
---|
186 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
---|
187 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ow (:,:), sxopw(:,:), & |
---|
188 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
---|
189 | DO jl = 1, jpl |
---|
190 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ice(:,:,jl), sxice(:,:,jl), & !--- ice volume --- |
---|
191 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
---|
192 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ice(:,:,jl), sxice(:,:,jl), & |
---|
193 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
---|
194 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & !--- snow volume --- |
---|
195 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
---|
196 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & |
---|
197 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
---|
198 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & !--- ice salinity --- |
---|
199 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
---|
200 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & |
---|
201 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
---|
202 | |
---|
203 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0oi (:,:,jl), sxage(:,:,jl), & !--- ice age --- |
---|
204 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
---|
205 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0oi (:,:,jl), sxage(:,:,jl), & |
---|
206 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
---|
207 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0a (:,:,jl), sxa (:,:,jl), & !--- ice concentrations --- |
---|
208 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
---|
209 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0a (:,:,jl), sxa (:,:,jl), & |
---|
210 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
---|
211 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & !--- snow heat contents --- |
---|
212 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
---|
213 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & |
---|
214 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
---|
215 | DO layer = 1, nlay_i !--- ice heat contents --- |
---|
216 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
---|
217 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
---|
218 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
---|
219 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
---|
220 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
---|
221 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
---|
222 | END DO |
---|
223 | END DO |
---|
224 | END DO |
---|
225 | ENDIF |
---|
226 | |
---|
227 | !------------------------------------------- |
---|
228 | ! Recover the properties from their contents |
---|
229 | !------------------------------------------- |
---|
230 | zs0ow(:,:) = zs0ow(:,:) / area(:,:) |
---|
231 | DO jl = 1, jpl |
---|
232 | zs0ice(:,:,jl) = zs0ice(:,:,jl) / area(:,:) |
---|
233 | zs0sn (:,:,jl) = zs0sn (:,:,jl) / area(:,:) |
---|
234 | zs0sm (:,:,jl) = zs0sm (:,:,jl) / area(:,:) |
---|
235 | zs0oi (:,:,jl) = zs0oi (:,:,jl) / area(:,:) |
---|
236 | zs0a (:,:,jl) = zs0a (:,:,jl) / area(:,:) |
---|
237 | zs0c0 (:,:,jl) = zs0c0 (:,:,jl) / area(:,:) |
---|
238 | DO jk = 1, nlay_i |
---|
239 | zs0e(:,:,jk,jl) = zs0e(:,:,jk,jl) / area(:,:) |
---|
240 | END DO |
---|
241 | END DO |
---|
242 | |
---|
243 | !------------------------------------------------------------------------------! |
---|
244 | ! 4) Diffusion of Ice fields |
---|
245 | !------------------------------------------------------------------------------! |
---|
246 | |
---|
247 | !-------------------------------- |
---|
248 | ! diffusion of open water area |
---|
249 | !-------------------------------- |
---|
250 | zs0at(:,:) = zs0a(:,:,1) ! total ice fraction |
---|
251 | DO jl = 2, jpl |
---|
252 | zs0at(:,:) = zs0at(:,:) + zs0a(:,:,jl) |
---|
253 | END DO |
---|
254 | ! |
---|
255 | ! ! Masked eddy diffusivity coefficient at ocean U- and V-points |
---|
256 | DO jj = 1, jpjm1 ! NB: has not to be defined on jpj line and jpi row |
---|
257 | DO ji = 1 , fs_jpim1 ! vector opt. |
---|
258 | pahu(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0at(ji ,jj) ) ) ) & |
---|
259 | & * ( 1._wp - MAX( rzero, SIGN( rone, -zs0at(ji+1,jj) ) ) ) * ahiu(ji,jj) |
---|
260 | pahv(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0at(ji,jj ) ) ) ) & |
---|
261 | & * ( 1._wp - MAX( rzero, SIGN( rone,- zs0at(ji,jj+1) ) ) ) * ahiv(ji,jj) |
---|
262 | END DO |
---|
263 | END DO |
---|
264 | ! |
---|
265 | CALL lim_hdf( zs0ow (:,:) ) ! Diffusion |
---|
266 | |
---|
267 | !------------------------------------ |
---|
268 | ! Diffusion of other ice variables |
---|
269 | !------------------------------------ |
---|
270 | DO jl = 1, jpl |
---|
271 | ! ! Masked eddy diffusivity coefficient at ocean U- and V-points |
---|
272 | DO jj = 1, jpjm1 ! NB: has not to be defined on jpj line and jpi row |
---|
273 | DO ji = 1 , fs_jpim1 ! vector opt. |
---|
274 | pahu(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0a(ji ,jj,jl) ) ) ) & |
---|
275 | & * ( 1._wp - MAX( rzero, SIGN( rone, -zs0a(ji+1,jj,jl) ) ) ) * ahiu(ji,jj) |
---|
276 | pahv(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0a(ji,jj ,jl) ) ) ) & |
---|
277 | & * ( 1._wp - MAX( rzero, SIGN( rone,- zs0a(ji,jj+1,jl) ) ) ) * ahiv(ji,jj) |
---|
278 | END DO |
---|
279 | END DO |
---|
280 | |
---|
281 | CALL lim_hdf( zs0ice (:,:,jl) ) |
---|
282 | CALL lim_hdf( zs0sn (:,:,jl) ) |
---|
283 | CALL lim_hdf( zs0sm (:,:,jl) ) |
---|
284 | CALL lim_hdf( zs0oi (:,:,jl) ) |
---|
285 | CALL lim_hdf( zs0a (:,:,jl) ) |
---|
286 | CALL lim_hdf( zs0c0 (:,:,jl) ) |
---|
287 | DO jk = 1, nlay_i |
---|
288 | CALL lim_hdf( zs0e (:,:,jk,jl) ) |
---|
289 | END DO |
---|
290 | END DO |
---|
291 | |
---|
292 | !----------------------------------------- |
---|
293 | ! Remultiply everything by ice area |
---|
294 | !----------------------------------------- |
---|
295 | zs0ow(:,:) = MAX( rzero, zs0ow(:,:) * area(:,:) ) |
---|
296 | DO jl = 1, jpl |
---|
297 | zs0ice(:,:,jl) = MAX( rzero, zs0ice(:,:,jl) * area(:,:) ) !!bug: est-ce utile |
---|
298 | zs0sn (:,:,jl) = MAX( rzero, zs0sn (:,:,jl) * area(:,:) ) !!bug: cf /area juste apres |
---|
299 | zs0sm (:,:,jl) = MAX( rzero, zs0sm (:,:,jl) * area(:,:) ) !!bug: cf /area juste apres |
---|
300 | zs0oi (:,:,jl) = MAX( rzero, zs0oi (:,:,jl) * area(:,:) ) |
---|
301 | zs0a (:,:,jl) = MAX( rzero, zs0a (:,:,jl) * area(:,:) ) !! suppress both change le resultat |
---|
302 | zs0c0 (:,:,jl) = MAX( rzero, zs0c0 (:,:,jl) * area(:,:) ) |
---|
303 | DO jk = 1, nlay_i |
---|
304 | zs0e(:,:,jk,jl) = MAX( rzero, zs0e (:,:,jk,jl) * area(:,:) ) |
---|
305 | END DO ! jk |
---|
306 | END DO ! jl |
---|
307 | |
---|
308 | !------------------------------------------------------------------------------! |
---|
309 | ! 5) Update and limit ice properties after transport |
---|
310 | !------------------------------------------------------------------------------! |
---|
311 | |
---|
312 | !-------------------------------------------------- |
---|
313 | ! 5.1) Recover mean values over the grid squares. |
---|
314 | !-------------------------------------------------- |
---|
315 | |
---|
316 | DO jl = 1, jpl |
---|
317 | DO jk = 1, nlay_i |
---|
318 | DO jj = 1, jpj |
---|
319 | DO ji = 1, jpi |
---|
320 | zs0e(ji,jj,jk,jl) = MAX( rzero, zs0e(ji,jj,jk,jl) / area(ji,jj) ) |
---|
321 | END DO |
---|
322 | END DO |
---|
323 | END DO |
---|
324 | END DO |
---|
325 | |
---|
326 | DO jj = 1, jpj |
---|
327 | DO ji = 1, jpi |
---|
328 | zs0ow(ji,jj) = MAX( rzero, zs0ow (ji,jj) / area(ji,jj) ) |
---|
329 | END DO |
---|
330 | END DO |
---|
331 | |
---|
332 | zs0at(:,:) = 0._wp |
---|
333 | DO jl = 1, jpl |
---|
334 | DO jj = 1, jpj |
---|
335 | DO ji = 1, jpi |
---|
336 | zs0sn (ji,jj,jl) = MAX( rzero, zs0sn (ji,jj,jl)/area(ji,jj) ) |
---|
337 | zs0ice(ji,jj,jl) = MAX( rzero, zs0ice(ji,jj,jl)/area(ji,jj) ) |
---|
338 | zs0sm (ji,jj,jl) = MAX( rzero, zs0sm (ji,jj,jl)/area(ji,jj) ) |
---|
339 | zs0oi (ji,jj,jl) = MAX( rzero, zs0oi (ji,jj,jl)/area(ji,jj) ) |
---|
340 | zs0a (ji,jj,jl) = MAX( rzero, zs0a (ji,jj,jl)/area(ji,jj) ) |
---|
341 | zs0c0 (ji,jj,jl) = MAX( rzero, zs0c0 (ji,jj,jl)/area(ji,jj) ) |
---|
342 | zs0at (ji,jj) = zs0at(ji,jj) + zs0a(ji,jj,jl) |
---|
343 | END DO |
---|
344 | END DO |
---|
345 | END DO |
---|
346 | |
---|
347 | !--------------------------------------------------------- |
---|
348 | ! 5.2) Snow thickness, Ice thickness, Ice concentrations |
---|
349 | !--------------------------------------------------------- |
---|
350 | DO jj = 1, jpj |
---|
351 | DO ji = 1, jpi |
---|
352 | zindb = MAX( 0._wp , SIGN( 1.0, zs0at(ji,jj) - zeps10) ) |
---|
353 | zs0ow(ji,jj) = ( 1._wp - zindb ) + zindb * MAX( zs0ow(ji,jj), 0._wp ) |
---|
354 | ato_i(ji,jj) = zs0ow(ji,jj) |
---|
355 | END DO |
---|
356 | END DO |
---|
357 | |
---|
358 | DO jl = 1, jpl ! Remove very small areas |
---|
359 | DO jj = 1, jpj |
---|
360 | DO ji = 1, jpi |
---|
361 | zindb = MAX( 0.0 , SIGN( 1.0, zs0a(ji,jj,jl) - zeps10) ) |
---|
362 | ! |
---|
363 | zs0a(ji,jj,jl) = zindb * MIN( zs0a(ji,jj,jl), 0.99 ) |
---|
364 | v_s(ji,jj,jl) = zindb * zs0sn (ji,jj,jl) |
---|
365 | v_i(ji,jj,jl) = zindb * zs0ice(ji,jj,jl) |
---|
366 | ! |
---|
367 | zindsn = MAX( rzero, SIGN( rone, v_s(ji,jj,jl) - zeps10 ) ) |
---|
368 | zindic = MAX( rzero, SIGN( rone, v_i(ji,jj,jl) - zeps10 ) ) |
---|
369 | zindb = MAX( zindsn, zindic ) |
---|
370 | zs0a(ji,jj,jl) = zindb * zs0a(ji,jj,jl) !ice concentration |
---|
371 | a_i (ji,jj,jl) = zs0a(ji,jj,jl) |
---|
372 | v_s (ji,jj,jl) = zindsn * v_s(ji,jj,jl) |
---|
373 | v_i (ji,jj,jl) = zindic * v_i(ji,jj,jl) |
---|
374 | END DO |
---|
375 | END DO |
---|
376 | END DO |
---|
377 | |
---|
378 | DO jj = 1, jpj |
---|
379 | DO ji = 1, jpi |
---|
380 | zs0at(ji,jj) = SUM( zs0a(ji,jj,1:jpl) ) |
---|
381 | END DO |
---|
382 | END DO |
---|
383 | |
---|
384 | !---------------------- |
---|
385 | ! 5.3) Ice properties |
---|
386 | !---------------------- |
---|
387 | |
---|
388 | zbigval = 1.d+13 |
---|
389 | |
---|
390 | DO jl = 1, jpl |
---|
391 | DO jj = 1, jpj |
---|
392 | DO ji = 1, jpi |
---|
393 | |
---|
394 | ! Switches and dummy variables |
---|
395 | zusvosn = 1.0/MAX( v_s(ji,jj,jl) , epsi16 ) |
---|
396 | zusvoic = 1.0/MAX( v_i(ji,jj,jl) , epsi16 ) |
---|
397 | zrtt = 173.15 * rone |
---|
398 | zindsn = MAX( rzero, SIGN( rone, v_s(ji,jj,jl) - zeps10 ) ) |
---|
399 | zindic = MAX( rzero, SIGN( rone, v_i(ji,jj,jl) - zeps10 ) ) |
---|
400 | zindb = MAX( zindsn, zindic ) |
---|
401 | |
---|
402 | ! Ice salinity and age |
---|
403 | zsal = MAX( MIN( (rhoic-rhosn)/rhoic*sss_m(ji,jj) , & |
---|
404 | zusvoic * zs0sm(ji,jj,jl) ), s_i_min ) * v_i(ji,jj,jl) |
---|
405 | IF ( ( num_sal .EQ. 2 ) .OR. ( num_sal .EQ. 4 ) ) & |
---|
406 | smv_i(ji,jj,jl) = zindic*zsal + (1.0-zindic)*0.0 |
---|
407 | |
---|
408 | zage = MAX( MIN( zbigval, zs0oi(ji,jj,jl) / & |
---|
409 | MAX( a_i(ji,jj,jl), epsi16 ) ), 0.0 ) * a_i(ji,jj,jl) |
---|
410 | oa_i (ji,jj,jl) = zindic*zage |
---|
411 | |
---|
412 | ! Snow heat content |
---|
413 | ze = MIN( MAX( 0.0, zs0c0(ji,jj,jl)*area(ji,jj) ), zbigval ) |
---|
414 | e_s(ji,jj,1,jl) = zindsn * ze + (1.0 - zindsn) * 0.0 |
---|
415 | |
---|
416 | END DO !ji |
---|
417 | END DO !jj |
---|
418 | END DO ! jl |
---|
419 | |
---|
420 | DO jl = 1, jpl |
---|
421 | DO jk = 1, nlay_i |
---|
422 | DO jj = 1, jpj |
---|
423 | DO ji = 1, jpi |
---|
424 | ! Ice heat content |
---|
425 | zindic = MAX( rzero, SIGN( rone, v_i(ji,jj,jl) - zeps10 ) ) |
---|
426 | ze = MIN( MAX( 0.0, zs0e(ji,jj,jk,jl)*area(ji,jj) ), zbigval ) |
---|
427 | e_i(ji,jj,jk,jl) = zindic * ze + ( 1.0 - zindic ) * 0.0 |
---|
428 | END DO !ji |
---|
429 | END DO ! jj |
---|
430 | END DO ! jk |
---|
431 | END DO ! jl |
---|
432 | |
---|
433 | ENDIF |
---|
434 | |
---|
435 | IF(ln_ctl) THEN ! Control print |
---|
436 | CALL prt_ctl_info(' ') |
---|
437 | CALL prt_ctl_info(' - Cell values : ') |
---|
438 | CALL prt_ctl_info(' ~~~~~~~~~~~~~ ') |
---|
439 | CALL prt_ctl(tab2d_1=area , clinfo1=' lim_trp : cell area :') |
---|
440 | CALL prt_ctl(tab2d_1=at_i , clinfo1=' lim_trp : at_i :') |
---|
441 | CALL prt_ctl(tab2d_1=vt_i , clinfo1=' lim_trp : vt_i :') |
---|
442 | CALL prt_ctl(tab2d_1=vt_s , clinfo1=' lim_trp : vt_s :') |
---|
443 | DO jl = 1, jpl |
---|
444 | CALL prt_ctl_info(' ') |
---|
445 | CALL prt_ctl_info(' - Category : ', ivar1=jl) |
---|
446 | CALL prt_ctl_info(' ~~~~~~~~~~') |
---|
447 | CALL prt_ctl(tab2d_1=a_i (:,:,jl) , clinfo1= ' lim_trp : a_i : ') |
---|
448 | CALL prt_ctl(tab2d_1=ht_i (:,:,jl) , clinfo1= ' lim_trp : ht_i : ') |
---|
449 | CALL prt_ctl(tab2d_1=ht_s (:,:,jl) , clinfo1= ' lim_trp : ht_s : ') |
---|
450 | CALL prt_ctl(tab2d_1=v_i (:,:,jl) , clinfo1= ' lim_trp : v_i : ') |
---|
451 | CALL prt_ctl(tab2d_1=v_s (:,:,jl) , clinfo1= ' lim_trp : v_s : ') |
---|
452 | CALL prt_ctl(tab2d_1=e_s (:,:,1,jl) , clinfo1= ' lim_trp : e_s : ') |
---|
453 | CALL prt_ctl(tab2d_1=t_su (:,:,jl) , clinfo1= ' lim_trp : t_su : ') |
---|
454 | CALL prt_ctl(tab2d_1=t_s (:,:,1,jl) , clinfo1= ' lim_trp : t_snow : ') |
---|
455 | CALL prt_ctl(tab2d_1=sm_i (:,:,jl) , clinfo1= ' lim_trp : sm_i : ') |
---|
456 | CALL prt_ctl(tab2d_1=smv_i (:,:,jl) , clinfo1= ' lim_trp : smv_i : ') |
---|
457 | DO jk = 1, nlay_i |
---|
458 | CALL prt_ctl_info(' ') |
---|
459 | CALL prt_ctl_info(' - Layer : ', ivar1=jk) |
---|
460 | CALL prt_ctl_info(' ~~~~~~~') |
---|
461 | CALL prt_ctl(tab2d_1=t_i(:,:,jk,jl) , clinfo1= ' lim_trp : t_i : ') |
---|
462 | CALL prt_ctl(tab2d_1=e_i(:,:,jk,jl) , clinfo1= ' lim_trp : e_i : ') |
---|
463 | END DO |
---|
464 | END DO |
---|
465 | ENDIF |
---|
466 | ! |
---|
467 | IF( wrk_not_released(2, 4,5,6) .OR. wrk_not_released(3, 3,4,5,6,7,8) ) & |
---|
468 | & CALL ctl_stop('lim_trp : failed to release workspace arrays') |
---|
469 | ! |
---|
470 | END SUBROUTINE lim_trp |
---|
471 | |
---|
472 | #else |
---|
473 | !!---------------------------------------------------------------------- |
---|
474 | !! Default option Empty Module No sea-ice model |
---|
475 | !!---------------------------------------------------------------------- |
---|
476 | CONTAINS |
---|
477 | SUBROUTINE lim_trp ! Empty routine |
---|
478 | END SUBROUTINE lim_trp |
---|
479 | #endif |
---|
480 | |
---|
481 | !!====================================================================== |
---|
482 | END MODULE limtrp |
---|