1 | PROGRAM driver |
---|
2 | |
---|
3 | USE IOIPSL, ONLY: getin, ymds2ju, ioconf_calendar |
---|
4 | USE mod_const_mpi, ONLY: COMM_LMDZ |
---|
5 | USE control_mod, ONLY: planet_type, config_inca, offline |
---|
6 | USE control_mod, ONLY: nday, day_step, iphysiq, dayref, anneeref |
---|
7 | USE infotrac, ONLY: type_trac, nqtot, infotrac_init |
---|
8 | USE temps_mod, ONLY: calend,start_time,annee_ref,day_ref |
---|
9 | USE temps_mod, ONLY: itau_dyn,itau_phy,day_ini,jD_ref,jH_ref,day_end,year_len |
---|
10 | USE comconst_mod, ONLY: cpp, kappa, daysec, dtphys, dtvr, g, r, rad |
---|
11 | USE comconst_mod, ONLY: daylen, year_day, pi, omeg |
---|
12 | USE logic_mod, ONLY: iflag_phys |
---|
13 | USE comvert_mod, ONLY: preff, pa |
---|
14 | USE inigeomphy_mod, ONLY: inigeomphy |
---|
15 | USE iniphysiq_mod, ONLY: iniphysiq |
---|
16 | |
---|
17 | IMPLICIT NONE |
---|
18 | |
---|
19 | include "dimensions.h" |
---|
20 | include "paramet.h" |
---|
21 | include "comgeom.h" |
---|
22 | |
---|
23 | ! INTEGER :: step_per_day = 24 ! # of physics steps per day |
---|
24 | |
---|
25 | INTEGER :: ngrid ! # of grid points on physics grid = 2+(jjm-1)*iim-1/jjm |
---|
26 | |
---|
27 | ! REAL, PARAMETER :: unjours=86400., & ! solar day in seconds |
---|
28 | ! & radius=6.4e6, & ! planetary radius |
---|
29 | ! & g=9.8, & ! gravity |
---|
30 | ! & cpp=1004., & ! Cp |
---|
31 | ! & kappa=296.945007/cpp ! R/Cp |
---|
32 | ! REAL :: timestep !=unjours/step_per_day ! physics time step (s) |
---|
33 | |
---|
34 | ! REAL :: psurf=1e5, ptop=1e4, Temp=250. ! initial values of surface pressure, temperature |
---|
35 | |
---|
36 | ! dynamics (to load data from start.nc) |
---|
37 | REAL,ALLOCATABLE :: ucov(:,:) ! covariant zonal wind |
---|
38 | REAL,ALLOCATABLE :: vcov(:,:) ! covariant meridional wind |
---|
39 | REAL,ALLOCATABLE :: teta(:,:) ! potential temperature |
---|
40 | REAL,ALLOCATABLE :: q(:,:,:) ! tracers |
---|
41 | REAL,ALLOCATABLE :: masse(:,:) ! air mass |
---|
42 | REAL,ALLOCATABLE :: ps(:) ! surface pressure |
---|
43 | REAL,ALLOCATABLE :: phis(:) ! surface geopotential |
---|
44 | REAL :: time_0 |
---|
45 | |
---|
46 | ! physics |
---|
47 | REAL,ALLOCATABLE :: pplev(:,:) ! pressure at interfaces |
---|
48 | REAL,ALLOCATABLE :: pplay(:,:) ! pressure at full levels |
---|
49 | REAL,ALLOCATABLE :: pphi(:,:) ! geopotential at full levels |
---|
50 | REAL,ALLOCATABLE :: pphis(:) ! surface geopotential |
---|
51 | REAL,ALLOCATABLE :: pt(:,:) ! temperature at full levels |
---|
52 | REAL,ALLOCATABLE :: pu(:,:) ! zonal wind at full levels |
---|
53 | REAL,ALLOCATABLE :: pv(:,:) ! meridional wind at full levels |
---|
54 | REAL,ALLOCATABLE :: pq(:,:,:)! tracers |
---|
55 | REAL,ALLOCATABLE :: pr(:,:) ! vorticity |
---|
56 | |
---|
57 | |
---|
58 | ! 0. Preliminary stuff: read in parameters from run.def |
---|
59 | call conf_gcm( 99, .TRUE.) |
---|
60 | ! call conf_planete |
---|
61 | |
---|
62 | daysec=86400. ! day length(s) |
---|
63 | daylen=daysec |
---|
64 | year_day=360 ! # days per year |
---|
65 | rad=6.4e6 ! planet radius (m) |
---|
66 | g=9.81 ! gravity |
---|
67 | cpp=1004. ! Cp |
---|
68 | r=287.05967 ! R |
---|
69 | kappa=287.05967/cpp ! R/Cp |
---|
70 | preff=101325.0 |
---|
71 | pa=preff/2. |
---|
72 | pi=2.*asin(1.) |
---|
73 | omeg=2.*pi/daysec*(1./daylen+1./year_day) |
---|
74 | |
---|
75 | ! nday = 1 ! simulation lenght (days) |
---|
76 | ! CALL getin("nday",nday) |
---|
77 | WRITE(*,*)"driver: nday=",nday |
---|
78 | |
---|
79 | ! CALL getin("day_step",day_step) |
---|
80 | WRITE(*,*)"driver: day_step=",day_step |
---|
81 | dtphys=daysec/(day_step/iphysiq) ! physics time step (s) |
---|
82 | dtvr=daysec/day_step |
---|
83 | WRITE(*,*)"driver: timestep= dtphys=",dtphys |
---|
84 | |
---|
85 | |
---|
86 | |
---|
87 | ! 1. Initialize setup (geometry, physics) |
---|
88 | ! 1.0. Parameters |
---|
89 | planet_type="earth" |
---|
90 | COMM_LMDZ=1 |
---|
91 | iflag_phys=1 |
---|
92 | |
---|
93 | |
---|
94 | ! 1.1. Tracers-related |
---|
95 | type_trac="lmdz" |
---|
96 | config_inca="none" |
---|
97 | offline=.false. |
---|
98 | |
---|
99 | call infotrac_init |
---|
100 | |
---|
101 | ! 1.2. Geometry |
---|
102 | |
---|
103 | ! CALL init_latlon(lat, lon) |
---|
104 | ! WRITE(*,*)"driver: LAT = " , minval(lat), maxval(lat) |
---|
105 | ! WRITE(*,*)"driver: LON = " , minval(lon), maxval(lon) |
---|
106 | ! initialize dyn constants and geometry |
---|
107 | CALL iniconst |
---|
108 | CALL inigeom |
---|
109 | |
---|
110 | ! 1.3. Initial conditions |
---|
111 | ! dynamics |
---|
112 | ALLOCATE(ucov(ip1jmp1,llm)) |
---|
113 | ALLOCATE(vcov(ip1jm,llm)) |
---|
114 | ALLOCATE(teta(ip1jmp1,llm)) |
---|
115 | ALLOCATE(q(ip1jmp1,llm,nqtot)) |
---|
116 | ALLOCATE(masse(ip1jmp1,llm)) |
---|
117 | ALLOCATE(ps(ip1jmp1)) |
---|
118 | ALLOCATE(phis(ip1jmp1)) |
---|
119 | |
---|
120 | CALL dynetat0("start.nc",vcov,ucov,teta,q,masse,ps,phis,time_0) |
---|
121 | |
---|
122 | |
---|
123 | ! 1.3. Calendar |
---|
124 | ! annee_ref=2000 |
---|
125 | ! dayref=1 |
---|
126 | if (calend == 'earth_360d' ) then |
---|
127 | call ioconf_calendar('360d') |
---|
128 | else |
---|
129 | write(*,*) "potential calendar problem with IOIPSL!!" |
---|
130 | endif |
---|
131 | year_len=360 |
---|
132 | |
---|
133 | ! annee_ref = anneeref |
---|
134 | ! day_ref = dayref |
---|
135 | ! day_ini = dayref |
---|
136 | itau_dyn = 0 |
---|
137 | itau_phy = 0 |
---|
138 | |
---|
139 | ! Calendar |
---|
140 | ! call ymds2ju(annee_ref, mois, day_ref, heure, jD_ref) |
---|
141 | call ymds2ju(annee_ref, 1, day_ref, 0., jD_ref) |
---|
142 | jH_ref = jD_ref - int(jD_ref) |
---|
143 | jD_ref = int(jD_ref) |
---|
144 | ! call ioconf_startdate(INT(jD_ref), jH_ref) |
---|
145 | |
---|
146 | |
---|
147 | day_end = day_ini + nday |
---|
148 | |
---|
149 | ! 1.4. Initialize physics |
---|
150 | ngrid=2+(jjm-1)*iim-1/jjm |
---|
151 | write(*,*) "driver: ngrid=",ngrid |
---|
152 | CALL iniphysiq(iim,jjm,llm, & |
---|
153 | ngrid,comm_lmdz, & |
---|
154 | daysec,day_ini,dtphys, & |
---|
155 | rlatu,rlatv,rlonu,rlonv,aire,cu,cv,rad,g,r,cpp, & |
---|
156 | iflag_phys) |
---|
157 | |
---|
158 | |
---|
159 | ! 2. Initialize fields on physics grid |
---|
160 | |
---|
161 | ALLOCATE(pplev(ngrid,llm+1)) ! pressure at interfaces |
---|
162 | ALLOCATE(pplay(ngrid,llm)) ! pressure at full levels |
---|
163 | ALLOCATE(pphi(ngrid,llm)) ! geopotential at full levels |
---|
164 | ALLOCATE(pphis(ngrid)) ! surface geopotential |
---|
165 | ALLOCATE(pt(ngrid,llm)) ! temperature (K) at full levels |
---|
166 | ALLOCATE(pu(ngrid,llm)) ! zonal wind (m/s) at full levels |
---|
167 | ALLOCATE(pr(ngrid,llm)) ! relative vorticity |
---|
168 | ALLOCATE(pv(ngrid,llm)) ! meridional wind at full levels |
---|
169 | ALLOCATE(pq(ngrid,llm,nqtot)) ! tracers |
---|
170 | |
---|
171 | !$acc data create(pplev, pplay, pphi, pphis, pt, pu, pv, pq, pr) |
---|
172 | |
---|
173 | CALL init_temperature_pressure_geopot(ps,masse,teta,phis, & |
---|
174 | ngrid,pplev,pplay,pphi,pphis,pt) |
---|
175 | CALL init_winds_tracers(ucov,vcov,q,nqtot, & |
---|
176 | ngrid,pu,pv,pr,pq) |
---|
177 | |
---|
178 | ! 3. Temporal loop |
---|
179 | |
---|
180 | CALL timeloop(ngrid,llm,nqtot,nday,day_step/iphysiq,dtphys,& |
---|
181 | pplev,pplay,pphi,pphis,& |
---|
182 | pu,pv,pr,pt,pq) |
---|
183 | |
---|
184 | !$acc end data |
---|
185 | |
---|
186 | write(*,*)"driver: Everything is cool :-)" |
---|
187 | |
---|
188 | CONTAINS |
---|
189 | |
---|
190 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
191 | |
---|
192 | SUBROUTINE timeloop(ngrid,llm,nqtot,nday,calls_per_day,dtphys,& |
---|
193 | pplev,pplay,pphi,pphis,& |
---|
194 | pu,pv,pr,pt,pq) |
---|
195 | |
---|
196 | USE comvert_mod, ONLY: presnivs |
---|
197 | USE physiq_mod, ONLY: physiq |
---|
198 | USE comconst_mod, ONLY: r |
---|
199 | IMPLICIT NONE |
---|
200 | |
---|
201 | INTEGER,INTENT(IN) :: ngrid ! # number of atmospheric columns |
---|
202 | INTEGER,INTENT(IN) :: llm ! # number of vertical levels |
---|
203 | INTEGER,INTENT(IN) :: nqtot ! # of tracers |
---|
204 | INTEGER,INTENT(IN) :: nday ! # of days to run |
---|
205 | INTEGER,INTENT(IN) :: calls_per_day ! # number of calls to physics per day |
---|
206 | REAL,INTENT(IN) :: dtphys ! physics time step (s) |
---|
207 | REAL,INTENT(INOUT) :: pplev(ngrid,llm+1) ! pressure at interfaces |
---|
208 | REAL,INTENT(INOUT) :: pplay(ngrid,llm) ! pressure at mid-layer |
---|
209 | REAL,INTENT(INOUT) :: pphi(ngrid,llm) ! geopotential at mid-layer |
---|
210 | REAL,INTENT(INOUT) :: pphis(ngrid) ! surface geopotential |
---|
211 | REAL,INTENT(INOUT) :: pu(ngrid,llm) ! zonal wind (m/s) |
---|
212 | REAL,INTENT(INOUT) :: pv(ngrid,llm) ! meridional wind (m/s) |
---|
213 | REAL,INTENT(INOUT) :: pr(ngrid,llm) ! relative vorticity |
---|
214 | REAL,INTENT(INOUT) :: pt(ngrid,llm) ! temperature (K) |
---|
215 | REAL,INTENT(INOUT) :: pq(ngrid,llm,nqtot) ! tracers |
---|
216 | |
---|
217 | LOGICAL,SAVE :: firstcall=.true. |
---|
218 | LOGICAL,SAVE :: lastcall=.false. |
---|
219 | REAL :: JD_cur ! Julian day |
---|
220 | REAL :: JH_cur ! Julian hour (fraction of day) |
---|
221 | ! tendencies from the physics |
---|
222 | REAL :: pdu(ngrid,llm) |
---|
223 | REAL :: pdv(ngrid,llm) |
---|
224 | REAL :: pdt(ngrid,llm) |
---|
225 | REAL :: pdq(ngrid,llm,nqtot) |
---|
226 | REAL :: pdps(ngrid) |
---|
227 | |
---|
228 | INTEGER :: iday,istep |
---|
229 | INTEGER :: ig,l |
---|
230 | REAL :: rho,gdz |
---|
231 | |
---|
232 | REAL :: flxw(ngrid,llm) ! vertical mass flux ! set to zero here. |
---|
233 | REAL :: phi_top(ngrid) |
---|
234 | !$acc data present(pplev,pplay,pphi,pphis,pu,pv,pt,pq) & |
---|
235 | !$acc & create(phi_top,flxw,pdu,pdv,pdt,pdq,pdps) |
---|
236 | |
---|
237 | flxw(1:ngrid,1:llm)=0. |
---|
238 | |
---|
239 | DO iday=1,nday |
---|
240 | JD_cur=iday |
---|
241 | DO istep = 0, calls_per_day-1 |
---|
242 | JH_cur=istep/calls_per_day |
---|
243 | if ((iday==nday).and.(istep==calls_per_day-1)) lastcall=.true. |
---|
244 | CALL physiq(ngrid,llm,firstcall,lastcall,dtphys, & |
---|
245 | pplev,pplay,pphi,pphis, & |
---|
246 | presnivs, & |
---|
247 | pu,pv,pr,pt,pq,flxw, & |
---|
248 | pdu,pdv,pdt,pdq,pdps) |
---|
249 | firstcall=.false. |
---|
250 | |
---|
251 | ! add increments sent back from physics: |
---|
252 | !$acc kernels default(present) |
---|
253 | pt(:,:)=pt(:,:)+dtphys*pdt(:,:) |
---|
254 | pu(:,:)=pu(:,:)+dtphys*pdu(:,:) |
---|
255 | pv(:,:)=pv(:,:)+dtphys*pdv(:,:) |
---|
256 | pq(:,:,:)=pq(:,:,:)+dtphys*pdq(:,:,:) |
---|
257 | |
---|
258 | ! Recomputation of relative geopotential: |
---|
259 | phi_top(:)=0 |
---|
260 | !$acc loop private(rho, gdz) |
---|
261 | do l=1,llm |
---|
262 | do ig=1,ngrid |
---|
263 | ! rho=p/RT |
---|
264 | rho=r*pplay(ig,l)/pt(ig,l) |
---|
265 | gdz=(pplev(ig,l)-pplev(ig,l+1))/rho ! layer thickness * g |
---|
266 | pphi(ig,l)=phi_top(ig)+0.5*gdz ! geopotential at mid-layer |
---|
267 | phi_top(ig)=phi_top(ig)+gdz ! geopotential at layer top |
---|
268 | enddo |
---|
269 | enddo |
---|
270 | !$acc end kernels |
---|
271 | |
---|
272 | ENDDO ! of DO istep = 0, day_step-1 |
---|
273 | ENDDO ! of DO iday=0,nday-1 |
---|
274 | |
---|
275 | !$acc end data |
---|
276 | |
---|
277 | END SUBROUTINE timeloop |
---|
278 | |
---|
279 | |
---|
280 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
281 | |
---|
282 | SUBROUTINE init_winds_tracers(ucov,vcov,q,nqtot, & |
---|
283 | ngrid,pu,pv,pr,pq) |
---|
284 | |
---|
285 | USE comconst_mod, ONLY: pi |
---|
286 | |
---|
287 | IMPLICIT NONE |
---|
288 | |
---|
289 | include "dimensions.h" |
---|
290 | include "paramet.h" |
---|
291 | include "comgeom2.h" |
---|
292 | |
---|
293 | REAL,INTENT(IN) :: ucov(iip1,jjp1,llm) ! covariant meridional velocity |
---|
294 | REAL,INTENT(IN) :: vcov(iip1,jjm,llm) ! covariant zonal wind |
---|
295 | REAL,INTENT(IN) :: q(iip1,jjp1,llm,nqtot) ! tracers |
---|
296 | INTEGER,INTENT(IN) :: nqtot ! # of tracers |
---|
297 | INTEGER,INTENT(IN) :: ngrid ! # of physics columns |
---|
298 | REAL,INTENT(OUT) :: pu(ngrid,llm) ! zonal wind speed on physics grid |
---|
299 | REAL,INTENT(OUT) :: pv(ngrid,llm) ! meridional wind speed on physics grid |
---|
300 | REAL,INTENT(OUT) :: pr(ngrid,llm) ! vorticity on physics grid |
---|
301 | REAL,INTENT(OUT) :: pq(ngrid,llm,nqtot) ! tracers on physics grid |
---|
302 | |
---|
303 | INTEGER :: i,j,l,iq,ig0 |
---|
304 | REAL :: rot(iim,jjm,llm) ! rot, on dynamics grid |
---|
305 | REAL :: z1(iim),zsin(iim),zcos(iim) |
---|
306 | REAL,EXTERNAL :: ssum |
---|
307 | |
---|
308 | ! 1. Compute zonal wind on physics grid |
---|
309 | do l=1,llm |
---|
310 | do j=2,jjm |
---|
311 | ig0=1+(j-2)*iim |
---|
312 | pu(ig0+1,l)=0.5*(ucov(iim,j,l)/cu(iim,j) + ucov(1,j,l)/cu(1,j)) |
---|
313 | do i=2,iim |
---|
314 | pu(ig0+i,l)=0.5*(ucov(i-1,j,l)/cu(i-1,j) + ucov(i,j,l)/cu(i,j)) |
---|
315 | enddo |
---|
316 | enddo ! of do j=2,jjm |
---|
317 | enddo ! of do l=1,llm |
---|
318 | |
---|
319 | ! North pole: u = 1/pi * Integral[v * cos(long) * d long] |
---|
320 | do l=1,llm |
---|
321 | z1(1)=(rlonu(1)-rlonu(iim)+2.*pi)*vcov(1,1,l)/cv(1,1) |
---|
322 | do i=2,iim |
---|
323 | z1(i)=(rlonu(i)-rlonu(i-1))*vcov(i,1,l)/cv(i,1) |
---|
324 | enddo |
---|
325 | zcos(1:iim)=cos(rlonv(1:iim))*z1(1:iim) |
---|
326 | pu(1,l)=ssum(iim,zcos,1)/pi |
---|
327 | enddo ! of l=1,llm |
---|
328 | |
---|
329 | ! South pole: u = 1/pi * Integral[v * cos(long) * d long] |
---|
330 | do l=1,llm |
---|
331 | z1(1)=(rlonu(1)-rlonu(iim)+2.*pi)*vcov(1,jjm,l)/cv(1,jjm) |
---|
332 | do i=2,iim |
---|
333 | z1(i)=(rlonu(i)-rlonu(i-1))*vcov(i,jjm,l)/cv(i,jjm) |
---|
334 | enddo |
---|
335 | zcos(1:iim)=cos(rlonv(1:iim))*z1(1:iim) |
---|
336 | pu(ngrid,l)=ssum(iim,zcos,1)/pi |
---|
337 | enddo ! of do l=1,llm |
---|
338 | |
---|
339 | |
---|
340 | ! 2. Compute meridional wind on physics grid |
---|
341 | do l=1,llm |
---|
342 | do j=2,jjm |
---|
343 | ig0=1+(j-2)*iim |
---|
344 | do i=1,iim |
---|
345 | pv(ig0+i,l)=0.5*(vcov(i,j-1,l)/cv(i,j-1) + vcov(i,j,l)/cv(i,j)) |
---|
346 | enddo |
---|
347 | enddo ! of do j=2,jjm |
---|
348 | enddo ! of do l=1,llm |
---|
349 | |
---|
350 | ! North pole: v = 1/pi * Integral[v * sin(long) * d long ] |
---|
351 | do l=1,llm |
---|
352 | z1(1)=(rlonu(1)-rlonu(iim)+2.*pi)*vcov(1,1,l)/cv(1,1) |
---|
353 | do i=2,iim |
---|
354 | z1(i)=(rlonu(i)-rlonu(i-1))*vcov(i,1,l)/cv(i,1) |
---|
355 | enddo |
---|
356 | zsin(1:iim)=sin(rlonv(1:iim))*z1(1:iim) |
---|
357 | pv(1,l)=ssum(iim,zsin,1)/pi |
---|
358 | enddo ! of l=1,llm |
---|
359 | |
---|
360 | ! South pole: v = 1/pi * Integral[v * sin(long) * d long ] |
---|
361 | do l=1,llm |
---|
362 | z1(1)=(rlonu(1)-rlonu(iim)+2.*pi)*vcov(1,jjm,l)/cv(1,jjm) |
---|
363 | do i=2,iim |
---|
364 | z1(i)=(rlonu(i)-rlonu(i-1))*vcov(i,jjm,l)/cv(i,jjm) |
---|
365 | enddo |
---|
366 | zsin(1:iim)=sin(rlonv(1:iim))*z1(1:iim) |
---|
367 | pv(ngrid,l)=ssum(iim,zsin,1)/pi |
---|
368 | enddo ! of do l=1,llm |
---|
369 | |
---|
370 | |
---|
371 | ! 3. Compute vorticity, first on dynamics grid |
---|
372 | do l=1,llm |
---|
373 | do i=1,iim |
---|
374 | do j=1,jjm |
---|
375 | rot(i,j,l)=(vcov(i+1,j,l)-vcov(i,j,l) + ucov(i,j+1,l)-ucov(i,j,l)) / & |
---|
376 | ((cu(i,j)+cu(i,j+1))*(cv(i+1,j)+cv(i,j))*4) |
---|
377 | enddo |
---|
378 | enddo ! of do i=1,iim |
---|
379 | enddo ! of do l=1,llm |
---|
380 | |
---|
381 | ! compute vorticity, on physics grid |
---|
382 | do l=1,llm |
---|
383 | ! North Pole: |
---|
384 | pr(1,l)=0. |
---|
385 | do j=2,jjm |
---|
386 | ig0=1+(j-2)*iim |
---|
387 | pr(ig0+1,l)=0.25*(rot(iim,j-1,l)+rot(iim,j,l)+ & |
---|
388 | rot(1,j-1,l)+rot(1,j,l)) |
---|
389 | do i=2,iim |
---|
390 | pr(ig0+i,l)=0.25*(rot(i-1,j-1,l)+rot(i-1,j,l)+ & |
---|
391 | rot(i,j-1,l)+rot(i,j,l)) |
---|
392 | enddo |
---|
393 | enddo ! of do j=2,jjm |
---|
394 | ! South pole |
---|
395 | pr(ngrid,l)=0. |
---|
396 | enddo ! of do l=1,llm |
---|
397 | |
---|
398 | ! 4. Tracers, copy them over to the physics grid |
---|
399 | do iq=1,nqtot |
---|
400 | CALL gr_dyn_fi(llm,iip1,jjp1,ngrid,q(1,1,1,iq),pq(1,1,iq)) |
---|
401 | enddo |
---|
402 | |
---|
403 | END SUBROUTINE init_winds_tracers |
---|
404 | |
---|
405 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
406 | |
---|
407 | SUBROUTINE init_temperature_pressure_geopot(ps,masse,teta,phis, & |
---|
408 | ngrid,pplev,pplay,pphi,pphis,pt) |
---|
409 | |
---|
410 | USE comvert_mod, ONLY: ap,bp |
---|
411 | USE exner_hyb_m, ONLY: exner_hyb |
---|
412 | USE comconst_mod, ONLY: cpp |
---|
413 | |
---|
414 | IMPLICIT NONE |
---|
415 | |
---|
416 | include "dimensions.h" |
---|
417 | include "paramet.h" |
---|
418 | |
---|
419 | REAL,INTENT(IN) :: ps(ip1jmp1) ! surface pressure (Pa) on dyn grid |
---|
420 | REAL,INTENT(IN) :: masse(ip1jmp1,llm) ! air mass on dyn. grid |
---|
421 | REAL,INTENT(IN) :: teta(ip1jmp1,llm) ! potential temperature on dyn grid |
---|
422 | REAL,INTENT(IN) :: phis(ip1jmp1) ! surface geopotential on dyn grid |
---|
423 | INTEGER,INTENT(IN) :: ngrid ! # of physics columns |
---|
424 | REAL,INTENT(OUT) :: pplev(ngrid,llm+1) ! pressure at interfaces |
---|
425 | REAL,INTENT(OUT) :: pplay(ngrid, llm) ! pressure at mid-layer |
---|
426 | REAL,INTENT(OUT) :: pphi(ngrid, llm) ! geopotential phi=gz at mid-layer |
---|
427 | REAL,INTENT(OUT) :: pphis(ngrid) ! surface geopotential |
---|
428 | REAL,INTENT(OUT) :: pt(ngrid, llm) ! temperature at mid-layer |
---|
429 | |
---|
430 | REAL :: p(ip1jmp1,llmp1) ! interlayer pressure on dynamics grid |
---|
431 | REAL :: pks(ip1jmp1) ! Exner at the surface |
---|
432 | REAL :: pk(ip1jmp1,llm) ! Exner at mid-layer |
---|
433 | REAL :: phi(ip1jmp1,llm) ! Geopotential on dynamics grid |
---|
434 | |
---|
435 | REAL :: ppk(ngrid,llm) ! Exner at mid-layer on physics grid |
---|
436 | REAL :: pteta(ngrid,llm) ! potential temperature on physics grid |
---|
437 | |
---|
438 | INTEGER :: ig,l |
---|
439 | |
---|
440 | ! 1. Compute necessary intermediate variables on dynamics grid |
---|
441 | ! Compute pressure on dynamics grid |
---|
442 | CALL pression(ip1jmp1,ap,bp,ps,p) |
---|
443 | ! Compute Exner on dynamics grid |
---|
444 | CALL exner_hyb(ip1jmp1,ps,p,pks,pk) |
---|
445 | ! Compute geopotential on dynamics grid |
---|
446 | CALL geopot(ip1jmp1,teta,pk,pks,phis,phi) |
---|
447 | |
---|
448 | ! 2. Output fields, on physics grid |
---|
449 | |
---|
450 | ! Copy over p() to pplev() |
---|
451 | CALL gr_dyn_fi(llm+1,iip1,jjp1,ngrid,p,pplev) |
---|
452 | |
---|
453 | ! Compute pplay() based on ab(),bp() and pplev(:,1) (surface pressure) |
---|
454 | do ig=1,ngrid |
---|
455 | pplay(ig,1:llm)=0.5*(ap(1:llm)+bp(1:llm)*pplev(ig,1)+& |
---|
456 | ap(2:llm+1)+bp(2:llm+1)*pplev(ig,1)) |
---|
457 | enddo |
---|
458 | |
---|
459 | ! Copy surface geopotential phis() to pphis() |
---|
460 | CALL gr_dyn_fi(1,iip1,jjp1,ngrid,phis,pphis) |
---|
461 | |
---|
462 | ! Copy geopotential phi() to pphi() |
---|
463 | CALL gr_dyn_fi(llm,iip1,jjp1,ngrid,phi,pphi) |
---|
464 | ! and make pphi relative to surface |
---|
465 | do l=1,llm |
---|
466 | pphi(1:ngrid,l)=pphi(1:ngrid,l)-pphis(1:ngrid) |
---|
467 | enddo |
---|
468 | |
---|
469 | ! Compute temperature from teta, on physics grid |
---|
470 | CALL gr_dyn_fi(llm,iip1,jjp1,ngrid,pk,ppk) |
---|
471 | CALL gr_dyn_fi(llm,iip1,jjp1,ngrid,teta,pteta) |
---|
472 | do l=1,llm |
---|
473 | pt(1:ngrid,l)=pteta(1:ngrid,l)*ppk(1:ngrid,l)/cpp |
---|
474 | enddo |
---|
475 | |
---|
476 | |
---|
477 | END SUBROUTINE init_temperature_pressure_geopot |
---|
478 | |
---|
479 | END PROGRAM driver |
---|