1 | MODULE limistate |
---|
2 | !!====================================================================== |
---|
3 | !! *** MODULE limistate *** |
---|
4 | !! Initialisation of diagnostics ice variables |
---|
5 | !!====================================================================== |
---|
6 | !! History : 2.0 ! 2004-01 (C. Ethe, G. Madec) Original code |
---|
7 | !! 4.0 ! 2011-02 (G. Madec) dynamical allocation |
---|
8 | !! - ! 2012 (C. Rousset) clean + add par_oce (for jp_sal)...bug? |
---|
9 | !!---------------------------------------------------------------------- |
---|
10 | #if defined key_lim3 |
---|
11 | !!---------------------------------------------------------------------- |
---|
12 | !! 'key_lim3' : LIM3 sea-ice model |
---|
13 | !!---------------------------------------------------------------------- |
---|
14 | !! lim_istate : Initialisation of diagnostics ice variables |
---|
15 | !! lim_istate_init : initialization of ice state and namelist read |
---|
16 | !!---------------------------------------------------------------------- |
---|
17 | USE phycst ! physical constant |
---|
18 | USE oce ! dynamics and tracers variables |
---|
19 | USE dom_oce ! ocean domain |
---|
20 | USE sbc_oce ! Surface boundary condition: ocean fields |
---|
21 | USE eosbn2 ! equation of state |
---|
22 | USE ice ! sea-ice variables |
---|
23 | USE par_ice ! ice parameters |
---|
24 | USE par_oce ! ocean parameters |
---|
25 | USE dom_ice ! sea-ice domain |
---|
26 | USE in_out_manager ! I/O manager |
---|
27 | USE lbclnk ! lateral boundary condition - MPP exchanges |
---|
28 | USE lib_mpp ! MPP library |
---|
29 | USE wrk_nemo ! work arrays |
---|
30 | |
---|
31 | IMPLICIT NONE |
---|
32 | PRIVATE |
---|
33 | |
---|
34 | PUBLIC lim_istate ! routine called by lim_init.F90 |
---|
35 | |
---|
36 | ! !!** init namelist (namiceini) ** |
---|
37 | REAL(wp) :: ttest = 2.0_wp ! threshold water temperature for initial sea ice |
---|
38 | REAL(wp) :: hninn = 0.5_wp ! initial snow thickness in the north |
---|
39 | REAL(wp) :: hginn_u = 2.5_wp ! initial ice thickness in the north |
---|
40 | REAL(wp) :: aginn_u = 0.7_wp ! initial leads area in the north |
---|
41 | REAL(wp) :: hginn_d = 5.0_wp ! initial ice thickness in the north |
---|
42 | REAL(wp) :: aginn_d = 0.25_wp ! initial leads area in the north |
---|
43 | REAL(wp) :: hnins = 0.1_wp ! initial snow thickness in the south |
---|
44 | REAL(wp) :: hgins_u = 1.0_wp ! initial ice thickness in the south |
---|
45 | REAL(wp) :: agins_u = 0.7_wp ! initial leads area in the south |
---|
46 | REAL(wp) :: hgins_d = 2.0_wp ! initial ice thickness in the south |
---|
47 | REAL(wp) :: agins_d = 0.2_wp ! initial leads area in the south |
---|
48 | REAL(wp) :: sinn = 6.301_wp ! initial salinity |
---|
49 | REAL(wp) :: sins = 6.301_wp ! |
---|
50 | |
---|
51 | !!---------------------------------------------------------------------- |
---|
52 | !! NEMO/LIM3 4.0 , UCL - NEMO Consortium (2011) |
---|
53 | !! $Id$ |
---|
54 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
55 | !!---------------------------------------------------------------------- |
---|
56 | CONTAINS |
---|
57 | |
---|
58 | SUBROUTINE lim_istate |
---|
59 | !!------------------------------------------------------------------- |
---|
60 | !! *** ROUTINE lim_istate *** |
---|
61 | !! |
---|
62 | !! ** Purpose : defined the sea-ice initial state |
---|
63 | !! |
---|
64 | !! ** Method : restart from a state defined in a binary file |
---|
65 | !! or from arbitrary sea-ice conditions |
---|
66 | !!------------------------------------------------------------------- |
---|
67 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
---|
68 | INTEGER :: i_fill, jl0, ztest_1, ztest_2, ztest_3, ztest_4, ztests |
---|
69 | REAL(wp) :: zarg, zV, zconv |
---|
70 | REAL(wp) :: zeps06, zeps, ztmelts ! local scalars |
---|
71 | REAL(wp), DIMENSION(jpl) :: zain, zhtin, zhtsn, zais, zhtis, zhtss |
---|
72 | REAL(wp), DIMENSION(jpl) :: zai, zhti, zhts |
---|
73 | REAL(wp), POINTER, DIMENSION(:,:) :: zidto ! ice indicator |
---|
74 | !-------------------------------------------------------------------- |
---|
75 | |
---|
76 | CALL wrk_alloc( jpi, jpj, zidto ) |
---|
77 | |
---|
78 | !-------------------------------------------------------------------- |
---|
79 | ! 1) Preliminary things |
---|
80 | !-------------------------------------------------------------------- |
---|
81 | |
---|
82 | CALL lim_istate_init ! reading the initials parameters of the ice |
---|
83 | |
---|
84 | !!gm in lim2 the initialisation if only done if required in the namelist : |
---|
85 | !!gm IF( .NOT. ln_limini ) THEN |
---|
86 | !!gm this should be added in lim3 namelist... |
---|
87 | |
---|
88 | !-------------------------------------------------------------------- |
---|
89 | ! 2) Ice initialization (hi,hs,frld,t_su,sm_i,t_i,t_s) | |
---|
90 | !-------------------------------------------------------------------- |
---|
91 | |
---|
92 | IF(lwp) WRITE(numout,*) |
---|
93 | IF(lwp) WRITE(numout,*) 'lim_istate : Ice initialization ' |
---|
94 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ' |
---|
95 | |
---|
96 | t_bo(:,:) = tfreez( tsn(:,:,1,jp_sal) ) * tmask(:,:,1) ! freezing/melting point of sea water [Celcius] |
---|
97 | |
---|
98 | DO jj = 1, jpj ! ice if sst <= t-freez + ttest |
---|
99 | DO ji = 1, jpi |
---|
100 | IF( tsn(ji,jj,1,jp_tem) - t_bo(ji,jj) >= ttest ) THEN ; zidto(ji,jj) = 0.e0 ! no ice |
---|
101 | ELSE ; zidto(ji,jj) = 1.e0 ! ice |
---|
102 | ENDIF |
---|
103 | END DO |
---|
104 | END DO |
---|
105 | |
---|
106 | t_bo(:,:) = t_bo(:,:) + rt0 ! t_bo converted from Celsius to Kelvin (rt0 over land) |
---|
107 | |
---|
108 | ! constants for heat contents |
---|
109 | zeps = 1.e-20_wp |
---|
110 | zeps06 = 1.e-06_wp |
---|
111 | |
---|
112 | !------------------------------------------------------------------- |
---|
113 | ! 3) Distribute ice concentration and thickness into the categories |
---|
114 | !------------------------------------------------------------------- |
---|
115 | ! snow distribution |
---|
116 | zhtsn(1:jpl) = 0.d0 |
---|
117 | zhtss(1:jpl) = 0.d0 |
---|
118 | DO jl = 1, jpl |
---|
119 | zhtsn(jl) = hninn |
---|
120 | zhtss(jl) = hnins |
---|
121 | END DO |
---|
122 | |
---|
123 | ! ------------------- |
---|
124 | ! Northern Hemisphere |
---|
125 | ! ------------------- |
---|
126 | ! initialisation of tests |
---|
127 | ztest_1 = 0 |
---|
128 | ztest_2 = 0 |
---|
129 | ztest_3 = 0 |
---|
130 | ztest_4 = 0 |
---|
131 | ztests = 0 |
---|
132 | |
---|
133 | i_fill = jpl + 1 !==================================== |
---|
134 | DO WHILE ( ( ztests /= 4 ) .AND. ( i_fill >= 2 ) ) ! iterative loop on i_fill categories |
---|
135 | ! iteration !==================================== |
---|
136 | i_fill = i_fill - 1 |
---|
137 | |
---|
138 | ! initialisation of ice variables for each try |
---|
139 | zhtin(1:jpl) = 0.d0 |
---|
140 | zain (1:jpl) = 0.d0 |
---|
141 | |
---|
142 | ! *** case very thin ice: fill only category 1 |
---|
143 | IF ( i_fill == 1 ) THEN |
---|
144 | zhtin(1) = hginn_u |
---|
145 | zain (1) = aginn_u |
---|
146 | |
---|
147 | ! *** case ice is thicker: fill categories >1 |
---|
148 | ELSE |
---|
149 | |
---|
150 | ! Fill ice thicknesses except the last one (i_fill) by (hmax-hmin)/2 |
---|
151 | DO jl = 1, i_fill - 1 |
---|
152 | zhtin(jl) = ( hi_max(jl) + hi_max(jl-1) ) / 2. |
---|
153 | END DO |
---|
154 | |
---|
155 | ! find which category (jl0) the input ice thickness falls into |
---|
156 | jl0 = i_fill |
---|
157 | DO jl = 1, i_fill |
---|
158 | IF ( ( hginn_u >= hi_max(jl-1) ) .AND. ( hginn_u < hi_max(jl) ) ) THEN |
---|
159 | jl0 = jl |
---|
160 | CYCLE |
---|
161 | ENDIF |
---|
162 | END DO |
---|
163 | |
---|
164 | ! Concentrations in the (i_fill-1) categories |
---|
165 | zain(jl0) = aginn_u / SQRT(REAL(jpl)) |
---|
166 | DO jl = 1, i_fill - 1 |
---|
167 | IF ( jl == jl0 ) CYCLE |
---|
168 | zarg = ( zhtin(jl) - hginn_u ) / ( hginn_u / 2. ) |
---|
169 | zain(jl) = zain (jl0) * EXP(-zarg**2) |
---|
170 | END DO |
---|
171 | |
---|
172 | ! Concentration in the last (i_fill) category |
---|
173 | zain(i_fill) = aginn_u - SUM( zain(1:i_fill-1) ) |
---|
174 | |
---|
175 | ! Ice thickness in the last (i_fill) category |
---|
176 | zV = SUM( zain(1:i_fill-1) * zhtin(1:i_fill-1) ) |
---|
177 | zhtin(i_fill) = ( hginn_u*aginn_u - zV ) / zain(i_fill) |
---|
178 | |
---|
179 | ENDIF ! case ice is thick or thin |
---|
180 | |
---|
181 | !--------------------- |
---|
182 | ! Compatibility tests |
---|
183 | !--------------------- |
---|
184 | ! Test 1: area conservation |
---|
185 | zconv = ABS( aginn_u - SUM( zain(1:jpl) ) ) |
---|
186 | IF ( zconv < zeps06 ) ztest_1 = 1 |
---|
187 | |
---|
188 | ! Test 2: volume conservation |
---|
189 | zconv = ABS( hginn_u*aginn_u - SUM( zain(1:jpl)*zhtin(1:jpl) ) ) |
---|
190 | IF ( zconv < zeps06 ) ztest_2 = 1 |
---|
191 | |
---|
192 | ! Test 3: thickness of the last category is in-bounds ? |
---|
193 | IF ( zhtin(i_fill) >= hi_max(i_fill-1) ) ztest_3 = 1 |
---|
194 | |
---|
195 | ! Test 4: positivity of ice concentrations |
---|
196 | ztest_4 = 1 |
---|
197 | DO jl = 1, i_fill |
---|
198 | IF ( zain(jl) < 0.0d0 ) ztest_4 = 0 |
---|
199 | END DO |
---|
200 | |
---|
201 | ztests = ztest_1 + ztest_2 + ztest_3 + ztest_4 |
---|
202 | !============================ |
---|
203 | END DO ! end iteration on categories |
---|
204 | !============================ |
---|
205 | ! Check if tests have passed (i.e. volume conservation...) |
---|
206 | IF ( ztests .NE. 4 ) THEN |
---|
207 | WRITE(numout,*) ' !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ' |
---|
208 | WRITE(numout,*) ' !! ALERT categories distribution !!' |
---|
209 | WRITE(numout,*) ' !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ' |
---|
210 | WRITE(numout,*) ' *** ztests is not equal to 4 ' |
---|
211 | WRITE(numout,*) ' *** ztest (1:4) = ', ztest_1, ztest_2, ztest_3, ztest_4 |
---|
212 | ENDIF |
---|
213 | |
---|
214 | ! ------------------- |
---|
215 | ! Southern Hemisphere |
---|
216 | ! ------------------- |
---|
217 | ! initialisation of tests |
---|
218 | ztest_1 = 0 |
---|
219 | ztest_2 = 0 |
---|
220 | ztest_3 = 0 |
---|
221 | ztest_4 = 0 |
---|
222 | ztests = 0 |
---|
223 | |
---|
224 | i_fill = jpl + 1 !==================================== |
---|
225 | DO WHILE ( ( ztests /= 4 ) .AND. ( i_fill >= 2 ) ) ! iterative loop on i_fill categories |
---|
226 | ! iteration !==================================== |
---|
227 | i_fill = i_fill - 1 |
---|
228 | |
---|
229 | ! initialisation of ice variables for each try |
---|
230 | zhtis(1:jpl) = 0.d0 |
---|
231 | zais (1:jpl) = 0.d0 |
---|
232 | |
---|
233 | ! *** case very thin ice: fill only category 1 |
---|
234 | IF ( i_fill == 1 ) THEN |
---|
235 | zhtis(1) = hgins_u |
---|
236 | zais (1) = agins_u |
---|
237 | |
---|
238 | ! *** case ice is thicker: fill categories >1 |
---|
239 | ELSE |
---|
240 | |
---|
241 | ! Fill ice thicknesses except the last one (i_fill) by (hmax-hmin)/2 |
---|
242 | DO jl = 1, i_fill - 1 |
---|
243 | zhtis(jl) = ( hi_max(jl) + hi_max(jl-1) ) / 2. |
---|
244 | END DO |
---|
245 | |
---|
246 | ! find which category (jl0) the input ice thickness falls into |
---|
247 | jl0 = i_fill |
---|
248 | DO jl = 1, i_fill |
---|
249 | IF ( ( hgins_u >= hi_max(jl-1) ) .AND. ( hgins_u < hi_max(jl) ) ) THEN |
---|
250 | jl0 = jl |
---|
251 | CYCLE |
---|
252 | ENDIF |
---|
253 | END DO |
---|
254 | |
---|
255 | ! Concentrations in the (i_fill-1) categories |
---|
256 | zais(jl0) = agins_u / SQRT(REAL(jpl)) |
---|
257 | DO jl = 1, i_fill - 1 |
---|
258 | IF ( jl == jl0 ) CYCLE |
---|
259 | zarg = ( zhtis(jl) - hgins_u ) / ( hgins_u / 2. ) |
---|
260 | zais(jl) = zais (jl0) * EXP(-zarg**2) |
---|
261 | END DO |
---|
262 | |
---|
263 | ! Concentration in the last (i_fill) category |
---|
264 | zais(i_fill) = agins_u - SUM( zais(1:i_fill-1) ) |
---|
265 | |
---|
266 | ! Ice thickness in the last (i_fill) category |
---|
267 | zV = SUM( zais(1:i_fill-1) * zhtis(1:i_fill-1) ) |
---|
268 | zhtis(i_fill) = ( hgins_u*agins_u - zV ) / zais(i_fill) |
---|
269 | |
---|
270 | ENDIF ! case ice is thick or thin |
---|
271 | |
---|
272 | !--------------------- |
---|
273 | ! Compatibility tests |
---|
274 | !--------------------- |
---|
275 | ! Test 1: area conservation |
---|
276 | zconv = ABS( agins_u - SUM( zais(1:jpl) ) ) |
---|
277 | IF ( zconv < zeps06 ) ztest_1 = 1 |
---|
278 | |
---|
279 | ! Test 2: volume conservation |
---|
280 | zconv = ABS( hgins_u*agins_u - SUM( zais(1:jpl)*zhtis(1:jpl) ) ) |
---|
281 | IF ( zconv < zeps06 ) ztest_2 = 1 |
---|
282 | |
---|
283 | ! Test 3: thickness of the last category is in-bounds ? |
---|
284 | IF ( zhtis(i_fill) >= hi_max(i_fill-1) ) ztest_3 = 1 |
---|
285 | |
---|
286 | ! Test 4: positivity of ice concentrations |
---|
287 | ztest_4 = 1 |
---|
288 | DO jl = 1, i_fill |
---|
289 | IF ( zais(jl) < 0.0d0 ) ztest_4 = 0 |
---|
290 | END DO |
---|
291 | |
---|
292 | ztests = ztest_1 + ztest_2 + ztest_3 + ztest_4 |
---|
293 | !============================ |
---|
294 | END DO ! end iteration on categories |
---|
295 | !============================ |
---|
296 | ! Check if tests have passed (i.e. volume conservation...) |
---|
297 | IF ( ztests .NE. 4 ) THEN |
---|
298 | WRITE(numout,*) ' !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ' |
---|
299 | WRITE(numout,*) ' !! ALERT categories distribution !!' |
---|
300 | WRITE(numout,*) ' !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ' |
---|
301 | WRITE(numout,*) ' *** ztests is not equal to 4 ' |
---|
302 | WRITE(numout,*) ' *** ztest (1:4) = ', ztest_1, ztest_2, ztest_3, ztest_4 |
---|
303 | ENDIF |
---|
304 | !! |
---|
305 | !! |
---|
306 | !! |
---|
307 | ! --------------------- |
---|
308 | ! 4) fill ice variables |
---|
309 | ! --------------------- |
---|
310 | zai(:) = 0.0 |
---|
311 | zhti(:)= 0.0 |
---|
312 | zhts(:)= 0.0 |
---|
313 | DO jj = 1, jpj |
---|
314 | DO ji = 1, jpi |
---|
315 | |
---|
316 | !--- Northern hemisphere |
---|
317 | !---------------------------------------------------------------- |
---|
318 | IF( fcor(ji,jj) >= 0._wp ) THEN |
---|
319 | zai(:) = zain(:) ; zhti(:) = zhtin(:) ; zhts(:) = zhtsn(:) |
---|
320 | ELSE |
---|
321 | zai(:) = zais(:) ; zhti(:) = zhtis(:) ; zhts(:) = zhtss(:) |
---|
322 | ENDIF |
---|
323 | |
---|
324 | DO jl = 1, jpl |
---|
325 | !----------------------- |
---|
326 | ! Ice area / thickness |
---|
327 | !----------------------- |
---|
328 | a_i(ji,jj,jl) = zidto(ji,jj) * zai(jl) |
---|
329 | ht_i(ji,jj,jl) = zidto(ji,jj) * zhti(jl) |
---|
330 | v_i(ji,jj,jl) = ht_i(ji,jj,jl)*a_i(ji,jj,jl) |
---|
331 | |
---|
332 | !------------- |
---|
333 | ! Snow depth |
---|
334 | !------------- |
---|
335 | ht_s(ji,jj,jl) = zidto(ji,jj) * zhts(jl) |
---|
336 | v_s(ji,jj,jl) = ht_s(ji,jj,jl)*a_i(ji,jj,jl) |
---|
337 | |
---|
338 | !--------------- |
---|
339 | ! Ice salinity |
---|
340 | !--------------- |
---|
341 | sm_i(ji,jj,jl) = zidto(ji,jj) * sinn + ( 1.0 - zidto(ji,jj) ) * 0.1 |
---|
342 | smv_i(ji,jj,jl) = MIN( sm_i(ji,jj,jl) , sss_m(ji,jj) ) * v_i(ji,jj,jl) |
---|
343 | |
---|
344 | !---------- |
---|
345 | ! Ice age |
---|
346 | !---------- |
---|
347 | o_i(ji,jj,jl) = zidto(ji,jj) * 1.0 + ( 1.0 - zidto(ji,jj) ) |
---|
348 | oa_i(ji,jj,jl) = o_i(ji,jj,jl) * a_i(ji,jj,jl) |
---|
349 | |
---|
350 | !------------------------------ |
---|
351 | ! Sea ice surface temperature |
---|
352 | !------------------------------ |
---|
353 | t_su(ji,jj,jl) = zidto(ji,jj) * 270.0 + ( 1.0 - zidto(ji,jj) ) * t_bo(ji,jj) |
---|
354 | |
---|
355 | !------------------------------------ |
---|
356 | ! Snow temperature and heat content |
---|
357 | !------------------------------------ |
---|
358 | DO jk = 1, nlay_s |
---|
359 | t_s(ji,jj,jk,jl) = zidto(ji,jj) * 270.00 + ( 1.0 - zidto(ji,jj) ) * rtt |
---|
360 | ! Snow energy of melting |
---|
361 | e_s(ji,jj,jk,jl) = zidto(ji,jj) * rhosn * ( cpic * ( rtt - t_s(ji,jj,jk,jl) ) + lfus ) |
---|
362 | ! Change dimensions |
---|
363 | e_s(ji,jj,jk,jl) = e_s(ji,jj,jk,jl) / unit_fac |
---|
364 | ! Multiply by volume, so that heat content in 10^9 Joules |
---|
365 | e_s(ji,jj,jk,jl) = e_s(ji,jj,jk,jl) * area(ji,jj) * & |
---|
366 | v_s(ji,jj,jl) / REAL( nlay_s ) |
---|
367 | END DO !jk |
---|
368 | |
---|
369 | !----------------------------------------------- |
---|
370 | ! Ice salinities, temperature and heat content |
---|
371 | !----------------------------------------------- |
---|
372 | DO jk = 1, nlay_i |
---|
373 | t_i(ji,jj,jk,jl) = zidto(ji,jj)*270.00 + ( 1.0 - zidto(ji,jj) ) * rtt |
---|
374 | s_i(ji,jj,jk,jl) = zidto(ji,jj) * sinn + ( 1.0 - zidto(ji,jj) ) * 0.1 |
---|
375 | ztmelts = - tmut * s_i(ji,jj,jk,jl) + rtt !Melting temperature in K |
---|
376 | |
---|
377 | ! heat content per unit volume |
---|
378 | e_i(ji,jj,jk,jl) = zidto(ji,jj) * rhoic * & |
---|
379 | ( cpic * ( ztmelts - t_i(ji,jj,jk,jl) ) & |
---|
380 | + lfus * ( 1.0 - (ztmelts-rtt) / MIN((t_i(ji,jj,jk,jl)-rtt),-zeps) ) & |
---|
381 | - rcp * ( ztmelts - rtt ) & |
---|
382 | ) |
---|
383 | |
---|
384 | ! Correct dimensions to avoid big values |
---|
385 | e_i(ji,jj,jk,jl) = e_i(ji,jj,jk,jl) / unit_fac |
---|
386 | |
---|
387 | ! Mutliply by ice volume, and divide by number of layers to get heat content in 10^9 J |
---|
388 | e_i(ji,jj,jk,jl) = e_i(ji,jj,jk,jl) * & |
---|
389 | area(ji,jj) * a_i(ji,jj,jl) * ht_i(ji,jj,jl) / & |
---|
390 | REAL( nlay_i ) |
---|
391 | END DO ! jk |
---|
392 | |
---|
393 | END DO ! jl |
---|
394 | |
---|
395 | END DO |
---|
396 | END DO |
---|
397 | |
---|
398 | IF(lwp) THEN ! control print |
---|
399 | WRITE(numout,*) '~~~~~~~~~~~~~~~' |
---|
400 | WRITE(numout,*) ' max ice thickness = ', (MAXVAL(ht_i(:,:,jl)),jl=1,jpl) |
---|
401 | WRITE(numout,*) ' max snow thickness = ', (MAXVAL(ht_s(:,:,jl)),jl=1,jpl) |
---|
402 | WRITE(numout,*) ' max ice area = ', (MAXVAL(a_i(:,:,jl)),jl=1,jpl) |
---|
403 | WRITE(numout,*) ' max ice salinity = ', (MAXVAL(sm_i(:,:,jl)),jl=1,jpl) |
---|
404 | WRITE(numout,*) ' min ice salinity = ', (MINVAL(sm_i(:,:,jl)),jl=1,jpl) |
---|
405 | WRITE(numout,*) ' max ice surf temper = ', (MAXVAL(t_su(:,:,jl)-rtt),jl=1,jpl) |
---|
406 | WRITE(numout,*) ' min ice surf temper = ', (MINVAL(t_su(:,:,jl)-rtt),jl=1,jpl) |
---|
407 | ENDIF |
---|
408 | |
---|
409 | !-------------------------------------------------------------------- |
---|
410 | ! 5) Global ice variables for output diagnostics | |
---|
411 | !-------------------------------------------------------------------- |
---|
412 | |
---|
413 | fsbbq (:,:) = 0.e0 |
---|
414 | u_ice (:,:) = 0.e0 |
---|
415 | v_ice (:,:) = 0.e0 |
---|
416 | stress1_i(:,:) = 0.0 |
---|
417 | stress2_i(:,:) = 0.0 |
---|
418 | stress12_i(:,:) = 0.0 |
---|
419 | |
---|
420 | !-------------------------------------------------------------------- |
---|
421 | ! 6) Moments for advection |
---|
422 | !-------------------------------------------------------------------- |
---|
423 | |
---|
424 | sxopw (:,:) = 0.e0 |
---|
425 | syopw (:,:) = 0.e0 |
---|
426 | sxxopw(:,:) = 0.e0 |
---|
427 | syyopw(:,:) = 0.e0 |
---|
428 | sxyopw(:,:) = 0.e0 |
---|
429 | |
---|
430 | sxice (:,:,:) = 0.e0 ; sxsn (:,:,:) = 0.e0 ; sxa (:,:,:) = 0.e0 |
---|
431 | syice (:,:,:) = 0.e0 ; sysn (:,:,:) = 0.e0 ; sya (:,:,:) = 0.e0 |
---|
432 | sxxice(:,:,:) = 0.e0 ; sxxsn(:,:,:) = 0.e0 ; sxxa (:,:,:) = 0.e0 |
---|
433 | syyice(:,:,:) = 0.e0 ; syysn(:,:,:) = 0.e0 ; syya (:,:,:) = 0.e0 |
---|
434 | sxyice(:,:,:) = 0.e0 ; sxysn(:,:,:) = 0.e0 ; sxya (:,:,:) = 0.e0 |
---|
435 | |
---|
436 | sxc0 (:,:,:) = 0.e0 ; sxe (:,:,:,:)= 0.e0 |
---|
437 | syc0 (:,:,:) = 0.e0 ; sye (:,:,:,:)= 0.e0 |
---|
438 | sxxc0 (:,:,:) = 0.e0 ; sxxe (:,:,:,:)= 0.e0 |
---|
439 | syyc0 (:,:,:) = 0.e0 ; syye (:,:,:,:)= 0.e0 |
---|
440 | sxyc0 (:,:,:) = 0.e0 ; sxye (:,:,:,:)= 0.e0 |
---|
441 | |
---|
442 | sxsal (:,:,:) = 0.e0 |
---|
443 | sysal (:,:,:) = 0.e0 |
---|
444 | sxxsal (:,:,:) = 0.e0 |
---|
445 | syysal (:,:,:) = 0.e0 |
---|
446 | sxysal (:,:,:) = 0.e0 |
---|
447 | |
---|
448 | sxopw(:,:) = 0.e0 ; syopw(:,:) = 0.e0; sxxopw(:,:) = 0.e0; syyopw(:,:) = 0.e0; sxyopw(:,:) = 0.e0 |
---|
449 | |
---|
450 | !-------------------------------------------------------------------- |
---|
451 | ! 7) Lateral boundary conditions | |
---|
452 | !-------------------------------------------------------------------- |
---|
453 | |
---|
454 | DO jl = 1, jpl |
---|
455 | CALL lbc_lnk( a_i(:,:,jl) , 'T', 1. ) |
---|
456 | CALL lbc_lnk( v_i(:,:,jl) , 'T', 1. ) |
---|
457 | CALL lbc_lnk( v_s(:,:,jl) , 'T', 1. ) |
---|
458 | CALL lbc_lnk( smv_i(:,:,jl), 'T', 1. ) |
---|
459 | CALL lbc_lnk( oa_i(:,:,jl) , 'T', 1. ) |
---|
460 | ! |
---|
461 | CALL lbc_lnk( ht_i(:,:,jl) , 'T', 1. ) |
---|
462 | CALL lbc_lnk( ht_s(:,:,jl) , 'T', 1. ) |
---|
463 | CALL lbc_lnk( sm_i(:,:,jl) , 'T', 1. ) |
---|
464 | CALL lbc_lnk( o_i(:,:,jl) , 'T', 1. ) |
---|
465 | CALL lbc_lnk( t_su(:,:,jl) , 'T', 1. ) |
---|
466 | DO jk = 1, nlay_s |
---|
467 | CALL lbc_lnk(t_s(:,:,jk,jl), 'T', 1. ) |
---|
468 | CALL lbc_lnk(e_s(:,:,jk,jl), 'T', 1. ) |
---|
469 | END DO |
---|
470 | DO jk = 1, nlay_i |
---|
471 | CALL lbc_lnk(t_i(:,:,jk,jl), 'T', 1. ) |
---|
472 | CALL lbc_lnk(e_i(:,:,jk,jl), 'T', 1. ) |
---|
473 | END DO |
---|
474 | ! |
---|
475 | a_i(:,:,jl) = tms(:,:) * a_i(:,:,jl) |
---|
476 | END DO |
---|
477 | |
---|
478 | CALL lbc_lnk( at_i , 'T', 1. ) |
---|
479 | at_i(:,:) = tms(:,:) * at_i(:,:) ! put 0 over land |
---|
480 | ! |
---|
481 | CALL lbc_lnk( fsbbq , 'T', 1. ) |
---|
482 | ! |
---|
483 | CALL wrk_dealloc( jpi, jpj, zidto ) |
---|
484 | ! |
---|
485 | END SUBROUTINE lim_istate |
---|
486 | |
---|
487 | |
---|
488 | SUBROUTINE lim_istate_init |
---|
489 | !!------------------------------------------------------------------- |
---|
490 | !! *** ROUTINE lim_istate_init *** |
---|
491 | !! |
---|
492 | !! ** Purpose : Definition of initial state of the ice |
---|
493 | !! |
---|
494 | !! ** Method : Read the namiceini namelist and check the parameter |
---|
495 | !! values called at the first timestep (nit000) |
---|
496 | !! |
---|
497 | !! ** input : namelist namiceini |
---|
498 | !!----------------------------------------------------------------------------- |
---|
499 | NAMELIST/namiceini/ ttest, hninn, hginn_u, aginn_u, hginn_d, aginn_d, hnins, & |
---|
500 | & hgins_u, agins_u, hgins_d, agins_d, sinn, sins |
---|
501 | !!----------------------------------------------------------------------------- |
---|
502 | ! |
---|
503 | REWIND ( numnam_ice ) ! Read Namelist namiceini |
---|
504 | READ ( numnam_ice , namiceini ) |
---|
505 | ! |
---|
506 | IF(lwp) THEN ! control print |
---|
507 | WRITE(numout,*) |
---|
508 | WRITE(numout,*) 'lim_istate_init : ice parameters inititialisation ' |
---|
509 | WRITE(numout,*) '~~~~~~~~~~~~~~~' |
---|
510 | WRITE(numout,*) ' threshold water temp. for initial sea-ice ttest = ', ttest |
---|
511 | WRITE(numout,*) ' initial snow thickness in the north hninn = ', hninn |
---|
512 | WRITE(numout,*) ' initial undef ice thickness in the north hginn_u = ', hginn_u |
---|
513 | WRITE(numout,*) ' initial undef ice concentr. in the north aginn_u = ', aginn_u |
---|
514 | WRITE(numout,*) ' initial def ice thickness in the north hginn_d = ', hginn_d |
---|
515 | WRITE(numout,*) ' initial def ice concentr. in the north aginn_d = ', aginn_d |
---|
516 | WRITE(numout,*) ' initial snow thickness in the south hnins = ', hnins |
---|
517 | WRITE(numout,*) ' initial undef ice thickness in the north hgins_u = ', hgins_u |
---|
518 | WRITE(numout,*) ' initial undef ice concentr. in the north agins_u = ', agins_u |
---|
519 | WRITE(numout,*) ' initial def ice thickness in the north hgins_d = ', hgins_d |
---|
520 | WRITE(numout,*) ' initial def ice concentr. in the north agins_d = ', agins_d |
---|
521 | WRITE(numout,*) ' initial ice salinity in the north sinn = ', sinn |
---|
522 | WRITE(numout,*) ' initial ice salinity in the south sins = ', sins |
---|
523 | ENDIF |
---|
524 | ! |
---|
525 | END SUBROUTINE lim_istate_init |
---|
526 | |
---|
527 | #else |
---|
528 | !!---------------------------------------------------------------------- |
---|
529 | !! Default option : Empty module NO LIM sea-ice model |
---|
530 | !!---------------------------------------------------------------------- |
---|
531 | CONTAINS |
---|
532 | SUBROUTINE lim_istate ! Empty routine |
---|
533 | END SUBROUTINE lim_istate |
---|
534 | #endif |
---|
535 | |
---|
536 | !!====================================================================== |
---|
537 | END MODULE limistate |
---|