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module_shallowcu_driver.F @ 1

Last change on this file since 1 was 1, checked in by lfita, 10 years ago

-- --- Opening of the WRF+LMDZ coupling repository --- -- -

WRF: version v3.3
LMDZ: version v1818

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File size: 17.9 KB

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1	!WRF:MEDIATION_LAYER:PHYSICS
2	!
3
4	MODULE module_shallowcu_driver
5	CONTAINS
6	SUBROUTINE shallowcu_driver( &
7	! Order dependent args for domain, mem, and tile dims
8	ids,ide, jds,jde, kds,kde &
9	,ims,ime, jms,jme, kms,kme &
10	,ips,ipe, jps,jpe, kps,kpe &
11	,i_start,i_end,j_start,j_end,kts,kte,num_tiles &
12	! Order independent args (use VAR= in call)
13	! --Prognostic
14	,u,v,th,t &
15	,p,pi,rho,moist &
16	! --Other arguments
17	,num_moist &
18	,itimestep,dt,dx,cudt,curr_secs,adapt_step_flag &
19	,rainsh,pratesh,nca,rainshv &
20	,z,z_at_w,dz8w,mavail,pblh,p8w &
21	,tke_pbl &
22	,cldfra,cldfra_old,cldfrash &
23	,htop,hbot &
24	! Package selection variables
25	,shcu_physics &
26	! Optional moisture tracers
27	,qv_curr, qc_curr, qr_curr &
28	,qi_curr, qs_curr, qg_curr &
29	! Optional output arguments for CAMZM scheme
30	,dlf, rliq, rliq2 &
31	,cmfmc, cmfmc2 &
32	! Optional output arguments for CAMUW scheme
33	,cush, snowsh, icwmrsh, rprdsh, cbmf, cmfsl &
34	,cmflq, evapcsh &
35	! Optional moisture and other tendencies
36	,rqvshten,rqcshten,rqrshten &
37	,rqishten,rqsshten,rqgshten &
38	,rqvblten,rqvften &
39	,rushten,rvshten &
40	,rthshten,rthraten,rthblten,rthften &
41	! Optional moisture tracer flags
42	,f_qv,f_qc,f_qr &
43	,f_qi,f_qs,f_qg &
44	,ht &
45	)
46	!----------------------------------------------------------------------
47	USE module_model_constants
48	USE module_state_description, ONLY: CAMUWSHCUSCHEME, G3SHCUSCHEME
49
50	! *** add new modules of schemes here
51
52	USE module_cu_camuwshcu_driver, ONLY : camuwshcu_driver
53	USE module_dm
54	USE module_domain, ONLY: domain
55
56	! This driver calls subroutines for the shallow cumulus
57	! parameterizations.
58	!
59	! 1. G3 shallow cumulus
60	! 2. UW shallow cumulus from CAM
61	!
62	!----------------------------------------------------------------------
63	IMPLICIT NONE
64	!======================================================================
65	! Grid structure in physics part of WRF
66	!----------------------------------------------------------------------
67	! The horizontal velocities used in the physics are unstaggered
68	! relative to temperature/moisture variables. All predicted
69	! variables are carried at half levels except w, which is at full
70	! levels. Some arrays with names (*8w) are at w (full) levels.
71	!
72	!----------------------------------------------------------------------
73	! In WRF, kms (smallest number) is the bottom level and kme (largest
74	! number) is the top level. In your scheme, if 1 is at the top level,
75	! then you have to reverse the order in the k direction.
76	!
77	! kme - half level (no data at this level)
78	! kme ----- full level
79	! kme-1 - half level
80	! kme-1 ----- full level
81	! .
82	! .
83	! .
84	! kms+2 - half level
85	! kms+2 ----- full level
86	! kms+1 - half level
87	! kms+1 ----- full level
88	! kms - half level
89	! kms ----- full level
90	!
91	!======================================================================
92	! Definitions
93	!-----------
94	! Rho_d dry density (kg/m^3)
95	! Theta_m moist potential temperature (K)
96	! Qv water vapor mixing ratio (kg/kg)
97	! Qc cloud water mixing ratio (kg/kg)
98	! Qr rain water mixing ratio (kg/kg)
99	! Qi cloud ice mixing ratio (kg/kg)
100	! Qs snow mixing ratio (kg/kg)
101	!-----------------------------------------------------------------
102	!-- DT time step (second)
103	!-- CUDT cumulus time step (minute)
104	!-- curr_secs current forecast time (seconds)
105	!-- itimestep number of time step (integer)
106	!-- DX horizontal space interval (m)
107	!-- rr dry air density (kg/m^3)
108	!
109	!-- RUSHTEN Zonal wind tendency due to shallow
110	! cumulus scheme precipitation (m/s/s)
111	!-- RVSHTEN Meridional wind tendency due to
112	! cumulus scheme precipitation (m/s/s)
113	!-- RTHSHTEN Theta tendency due to shallow
114	! cumulus scheme precipitation (K/s)
115	!-- RQVSHTEN Qv tendency due to shallow
116	! cumulus scheme precipitation (kg/kg/s)
117	!-- RQRSHTEN Qr tendency due to shallow
118	! cumulus scheme precipitation (kg/kg/s)
119	!-- RQCSHTEN Qc tendency due to shallow
120	! cumulus scheme precipitation (kg/kg/s)
121	!-- RQSSHTEN Qs tendency due to shallow
122	! cumulus scheme precipitation (kg/kg/s)
123	!-- RQISHTEN Qi tendency due to shallow
124	! cumulus scheme precipitation (kg/kg/s)
125	!-- RQGSHTEN Qg tendency due to shallow
126	! cumulus scheme precipitation (kg/kg/s)
127	!
128	!-- RAINSH accumulated total shallow cumulus scheme precipitation (mm)
129	!-- RAINSHV time-step shallow cumulus scheme precipitation (mm)
130	!-- PRATESH precipitiation rate from shallow cumulus scheme (mm/s)
131	!-- NCA counter of the cloud relaxation
132	! time in KF cumulus scheme (integer)
133	!-- u_phy u-velocity interpolated to theta points (m/s)
134	!-- v_phy v-velocity interpolated to theta points (m/s)
135	!-- th_phy potential temperature (K)
136	!-- t_phy temperature (K)
137	!-- tke_pbl turbulent kinetic energy from PBL scheme (m2/s2)
138	!-- w vertical velocity (m/s)
139	!-- moist moisture array (4D - last index is species) (kg/kg)
140	!-- z height above sea level at middle of layers (m)
141	!-- z_at_w height above sea level at layer interfaces (m)
142	!-- dz8w dz between full levels (m)
143	!-- pblh planetary boundary layer height (m)
144	!-- mavail soil moisture availability
145	!-- p8w pressure at full levels (Pa)
146	!-- p_phy pressure (Pa)
147	!-- pi_phy the exner function, (p/p0)**(R/Cp) (dimensionless)
148	! points (dimensionless)
149	!-- hfx upward heat flux at surface (W/m2)
150	!-- RTHRATEN radiative temp forcing for Grell-Devenyi scheme
151	!-- RTHBLTEN PBL temp forcing for Grell-Devenyi scheme
152	!-- RQVBLTEN PBL moisture forcing for Grell-Devenyi scheme
153	!-- RTHFTEN
154	!-- RQVFTEN
155	!-- cldfra cloud fraction
156	!-- cldfra_old cloud fraction from previous time step
157	!-- cldfrash cloud fraction from shallow Cu
158	!-- rho density (kg/m^3)
159	!-- XLV0 latent heat of vaporization constant
160	! used in temperature dependent formula (J/kg)
161	!-- XLV1 latent heat of vaporization constant
162	! used in temperature dependent formula (J/kg/K)
163	!-- XLS0 latent heat of sublimation constant
164	! used in temperature dependent formula (J/kg)
165	!-- XLS1 latent heat of sublimation constant
166	! used in temperature dependent formula (J/kg/K)
167	!-- R_d gas constant for dry air ( 287. J/kg/K)
168	!-- R_v gas constant for water vapor (461 J/k/kg)
169	!-- Cp specific heat at constant pressure (1004 J/k/kg)
170	!-- rvovrd R_v divided by R_d (dimensionless)
171	!-- G acceleration due to gravity (m/s^2)
172	!-- EP_1 constant for virtual temperature
173	! (R_v/R_d - 1) (dimensionless)
174	!-- ids start index for i in domain
175	!-- ide end index for i in domain
176	!-- jds start index for j in domain
177	!-- jde end index for j in domain
178	!-- kds start index for k in domain
179	!-- kde end index for k in domain
180	!-- ims start index for i in memory
181	!-- ime end index for i in memory
182	!-- jms start index for j in memory
183	!-- jme end index for j in memory
184	!-- kms start index for k in memory
185	!-- kme end index for k in memory
186	!-- i_start start indices for i in tile
187	!-- i_end end indices for i in tile
188	!-- j_start start indices for j in tile
189	!-- j_end end indices for j in tile
190	!-- kts start index for k in tile
191	!-- kte end index for k in tile
192	!-- num_tiles number of tiles
193	!-- HBOT index of lowest model layer with convection
194	!-- HTOP index of highest model layer with convection
195	!-- LBOT index of lowest model layer with convection
196	!-- LTOP index of highest model layer with convection
197	!-- periodic_x T/F this is using periodic lateral boundaries in the X direction
198	!-- periodic_y T/F this is using periodic lateral boundaries in the Y-direction
199	!
200	!======================================================================
201
202	INTEGER, INTENT(IN ) :: &
203	ids,ide, jds,jde, kds,kde, &
204	ims,ime, jms,jme, kms,kme, &
205	kts,kte, &
206	itimestep, num_tiles
207
208	INTEGER, DIMENSION(num_tiles), INTENT(IN) :: &
209	& i_start,i_end,j_start,j_end
210
211	INTEGER, INTENT(IN ) :: &
212	num_moist
213
214	INTEGER, INTENT(IN ) :: shcu_physics
215
216	REAL, DIMENSION( ims:ime, kms:kme, jms:jme, num_moist ), &
217	INTENT(INOUT) :: &
218	moist
219
220	REAL, DIMENSION( ims:ime, kms:kme, jms:jme ), &
221	INTENT(IN ) :: &
222	cldfra &
223	,cldfra_old &
224	, z &
225	, z_at_w &
226	, dz8w &
227	, p8w &
228	, p &
229	, pi &
230	, u &
231	, v &
232	, th &
233	, t &
234	, tke_pbl &
235	, rho
236
237
238	REAL, DIMENSION( ims:ime , jms:jme ), INTENT(IN) :: &
239	MAVAIL,PBLH,ht
240
241	REAL, DIMENSION( ims:ime , jms:jme ), &
242	INTENT(INOUT) :: RAINSH &
243	, NCA &
244	, HTOP &
245	, HBOT
246
247
248	REAL, DIMENSION( ims:ime , jms:jme ),INTENT(INOUT),OPTIONAL :: &
249	PRATESH, RAINSHV
250	REAL, DIMENSION( ims:ime , jms:jme ) :: tmppratesh
251
252	REAL, INTENT(IN ) :: DT, DX
253	INTEGER, INTENT(IN ),OPTIONAL :: &
254	ips,ipe, jps,jpe, kps,kpe
255	REAL, INTENT(IN ),OPTIONAL :: CUDT
256	REAL, INTENT(IN ),OPTIONAL :: CURR_SECS
257	LOGICAL,INTENT(IN ),OPTIONAL :: adapt_step_flag
258	REAL :: cudt_pass, curr_secs_pass
259	LOGICAL :: adapt_step_flag_pass
260
261	!
262	! optional arguments
263	!
264	REAL, DIMENSION( ims:ime, kms:kme, jms:jme ), &
265	OPTIONAL, INTENT(INOUT) :: &
266	! optional moisture tracers
267	qv_curr, qc_curr, qr_curr &
268	,qi_curr, qs_curr, qg_curr &
269	! optional moisture and other tendencies
270	,rqvshten,rqcshten,rqrshten &
271	,rqishten,rqsshten,rqgshten &
272	,rqvblten,rqvften &
273	,rthraten,rthblten &
274	,rthften,rushten,rvshten,rthshten
275
276	REAL, DIMENSION( ims:ime , jms:jme ), &
277	OPTIONAL, INTENT(INOUT) :: &
278	rliq, rliq2 &
279	,cbmf, cush, snowsh
280	REAL, DIMENSION( ims:ime, kms:kme, jms:jme ), &
281	OPTIONAL, INTENT(INOUT) :: &
282	cldfrash, cmfsl, cmflq, icwmrsh, &
283	dlf, evapcsh, &
284	cmfmc, cmfmc2, rprdsh
285	!
286	! Flags relating to the optional tendency arrays declared above
287	! Models that carry the optional tendencies will provdide the
288	! optional arguments at compile time; these flags all the model
289	! to determine at run-time whether a particular tracer is in
290	! use or not.
291	!
292	LOGICAL, INTENT(IN), OPTIONAL :: &
293	f_qv &
294	,f_qc &
295	,f_qr &
296	,f_qi &
297	,f_qs &
298	,f_qg
299
300
301	! LOCAL VAR
302
303	INTEGER :: i,j,k,its,ite,jts,jte,ij
304	CHARACTER(len=200) :: message
305
306	!-----------------------------------------------------------------
307
308	if (.not. PRESENT(CURR_SECS)) then
309	curr_secs_pass = -1
310	else
311	curr_secs_pass = curr_secs
312	endif
313
314	if (.not. PRESENT(CUDT)) then
315	cudt_pass = -1
316	else
317	cudt_pass = cudt
318	endif
319
320	if (.not. PRESENT(adapt_step_flag)) then
321	adapt_step_flag_pass = .false.
322	else
323	adapt_step_flag_pass = adapt_step_flag
324	endif
325
326	! Initialize tmppratesh to pratesh
327
328	if ( PRESENT ( pratesh ) ) then
329	tmppratesh(:,:) = pratesh(:,:)
330	else
331	tmppratesh(:,:) = 0.
332	end if
333
334
335	IF (shcu_physics .eq. 0) return
336
337	! DON'T JUDGE TIME STEP HERE, SINCE KF NEEDS ACCUMULATED W FIELD.
338	! DO IT INSIDE THE INDIVIDUAL CUMULUS SCHEME
339
340	! SET START AND END POINTS FOR TILES
341	!$OMP PARALLEL DO &
342	!$OMP PRIVATE ( ij ,its,ite,jts,jte, i,j,k)
343	DO ij = 1 , num_tiles
344	its = i_start(ij)
345	ite = i_end(ij)
346	jts = j_start(ij)
347	jte = j_end(ij)
348
349
350	scps_select: SELECT CASE(shcu_physics)
351
352	CASE (G3SHCUSCHEME)
353	! This setting takes the place of ishallow in v3.1.1+
354
355	CASE (CAMUWSHCUSCHEME)
356	CALL wrf_debug(100,'in camuw_scps')
357	IF(.not.f_qi)THEN
358	WRITE( message , * ) 'This shallow cumulus option requires ice microphysics option: f_qi = ', f_qi
359	CALL wrf_error_fatal ( message )
360	ENDIF
361	CALL camuwshcu_driver( &
362	IDS=ids,IDE=ide,JDS=jds,JDE=jde,KDS=kds,KDE=kde &
363	,IMS=ims,IME=ime,JMS=jms,JME=jme,KMS=kms,KME=kme &
364	,ITS=its,ITE=ite,JTS=jts,JTE=jte,KTS=kts,KTE=kte &
365	,NUM_MOIST=num_moist, DT=dt &
366	,P=p, P8W=p8w, PI_PHY=pi &
367	,Z=z, Z_AT_W=z_at_w, DZ8W=dz8w &
368	,T_PHY=t, U_PHY=u, V_PHY=v &
369	,MOIST=moist, QV=qv_curr, QC=qc_curr, QI=qi_curr &
370	,PBLH_IN=pblh, TKE_PBL=tke_pbl &
371	,CLDFRA=cldfra, CLDFRA_OLD=cldfra_old, CLDFRASH=cldfrash &
372	,CUSH_INOUT=cush, RAINSH=rainsh, PRATESH=tmppratesh &
373	,SNOWSH=snowsh &
374	,ICWMRSH=icwmrsh, CMFMC=cmfmc, CMFMC2_INOUT=cmfmc2 &
375	,RPRDSH_INOUT=rprdsh, CBMF_INOUT=cbmf &
376	,CMFSL=cmfsl, CMFLQ=cmflq, DLF=dlf, EVAPCSH_INOUT=evapcsh &
377	,RLIQ=rliq, RLIQ2_INOUT=rliq2, CUBOT=hbot, CUTOP=htop &
378	,RUSHTEN=rushten, RVSHTEN=rvshten, RTHSHTEN=rthshten &
379	,RQVSHTEN=rqvshten, RQCSHTEN=rqcshten, RQRSHTEN=rqrshten &
380	,RQISHTEN=rqishten, RQSSHTEN=rqsshten, RQGSHTEN=rqgshten &
381	,HT=ht &
382	)
383
384	CASE DEFAULT
385	WRITE( message , * ) 'The shallow cumulus option does not exist: shcu_physics = ', shcu_physics
386	CALL wrf_error_fatal ( message )
387
388	END SELECT scps_select
389
390	ENDDO
391	!$OMP END PARALLEL DO
392
393	!
394	! Copy pratesh back to output array, if necessary.
395	!
396	if (PRESENT(PRATESH)) then
397	pratesh(:,:) = tmppratesh(:,:)
398	if (PRESENT(RAINSHV)) then
399	rainshv(:,:) = pratesh(:,:)*dt
400	endif
401	endif
402
403	END SUBROUTINE shallowcu_driver
404
405	END MODULE module_shallowcu_driver

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