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callcorrk.F90 @ 580

Last change on this file since 580 was 538, checked in by rwordsworth, 13 years ago
calc_cpp_mugaz changed to a check only in 3D
Property svn:executable set to ``*
File size: 31.4 KB

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1	subroutine callcorrk(ngrid,nlayer,pq,nq,qsurf, &
2	albedo,emis,mu0,pplev,pplay,pt, &
3	tsurf,fract,dist_star,aerosol,cpp3D,muvar, &
4	dtlw,dtsw,fluxsurf_lw, &
5	fluxsurf_sw,fluxtop_lw,fluxabs_sw,fluxtop_dn, &
6	OLR_nu,OSR_nu, &
7	reffrad,tau_col,cloudfrac,totcloudfrac, &
8	clearsky,firstcall,lastcall)
9
10
11	use radinc_h
12	use radcommon_h
13	use watercommon_h
14	use datafile_mod, only: datadir
15	use ioipsl_getincom
16	use gases_h
17
18	implicit none
19
20	!==================================================================
21	!
22	! Purpose
23	! -------
24	! Solve the radiative transfer using the correlated-k method for
25	! the gaseous absorption and the Toon et al. (1989) method for
26	! scatttering due to aerosols.
27	!
28	! Authors
29	! -------
30	! Emmanuel 01/2001, Forget 09/2001
31	! Robin Wordsworth (2009)
32	!
33	!==================================================================
34
35	#include "dimphys.h"
36	#include "comcstfi.h"
37	#include "callkeys.h"
38	#include "tracer.h"
39
40	!-----------------------------------------------------------------------
41	! Declaration of the arguments (INPUT - OUTPUT) on the LMD GCM grid
42	! Layer #1 is the layer near the ground.
43	! Layer #nlayermx is the layer at the top.
44
45	! INPUT
46	INTEGER icount
47	INTEGER ngrid,nlayer
48	REAL aerosol(ngrid,nlayermx,naerkind) ! aerosol tau (kg/kg)
49	REAL albedo(ngrid) ! SW albedo
50	REAL emis(ngrid) ! LW emissivity
51	REAL pplay(ngrid,nlayermx) ! pres. level in GCM mid of layer
52	REAL pplev(ngrid,nlayermx+1) ! pres. level at GCM layer boundaries
53
54	REAL pt(ngrid,nlayermx) ! air temperature (K)
55	REAL tsurf(ngrid) ! surface temperature (K)
56	REAL dist_star,mu0(ngrid) ! distance star-planet (AU)
57	REAL fract(ngrid) ! fraction of day
58
59	! Globally varying aerosol optical properties on GCM grid
60	! Not needed everywhere so not in radcommon_h
61	REAL :: QVISsQREF3d(ngridmx,nlayermx,L_NSPECTV,naerkind)
62	REAL :: omegaVIS3d(ngridmx,nlayermx,L_NSPECTV,naerkind)
63	REAL :: gVIS3d(ngridmx,nlayermx,L_NSPECTV,naerkind)
64
65	REAL :: QIRsQREF3d(ngridmx,nlayermx,L_NSPECTI,naerkind)
66	REAL :: omegaIR3d(ngridmx,nlayermx,L_NSPECTI,naerkind)
67	REAL :: gIR3d(ngridmx,nlayermx,L_NSPECTI,naerkind)
68
69	REAL :: QREFvis3d(ngridmx,nlayermx,naerkind)
70	REAL :: QREFir3d(ngridmx,nlayermx,naerkind)
71
72	! REAL :: omegaREFvis3d(ngridmx,nlayermx,naerkind)
73	! REAL :: omegaREFir3d(ngridmx,nlayermx,naerkind) ! not sure of the point of these...
74
75	REAL reffrad(ngrid,nlayer,naerkind)
76	REAL nueffrad(ngrid,nlayer,naerkind)
77
78	! OUTPUT
79	REAL dtsw(ngridmx,nlayermx) ! heating rate (K/s) due to SW
80	REAL dtlw(ngridmx,nlayermx) ! heating rate (K/s) due to LW
81	REAL fluxsurf_lw(ngridmx) ! incident LW flux to surf (W/m2)
82	REAL fluxtop_lw(ngridmx) ! outgoing LW flux to space (W/m2)
83	REAL fluxsurf_sw(ngridmx) ! incident SW flux to surf (W/m2)
84	REAL fluxabs_sw(ngridmx) ! SW flux absorbed by planet (W/m2)
85	REAL fluxtop_dn(ngridmx) ! incident top of atmosphere SW flux (W/m2)
86	REAL OLR_nu(ngrid,L_NSPECTI)! Outgoing LW radition in each band (Normalized to the band width (W/m2/cm-1)
87	REAL OSR_nu(ngrid,L_NSPECTV)! Outgoing SW radition in each band (Normalized to the band width (W/m2/cm-1)
88	!-----------------------------------------------------------------------
89	! Declaration of the variables required by correlated-k subroutines
90	! Numbered from top to bottom unlike in the GCM!
91
92	REAL*8 tmid(L_LEVELS),pmid(L_LEVELS)
93	REAL*8 tlevrad(L_LEVELS),plevrad(L_LEVELS)
94
95	! Optical values for the optci/cv subroutines
96	REAL*8 stel(L_NSPECTV),stel_fract(L_NSPECTV)
97	REAL*8 dtaui(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
98	REAL*8 dtauv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
99	REAL*8 cosbv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
100	REAL*8 cosbi(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
101	REAL*8 wbari(L_NLAYRAD,L_NSPECTI,L_NGAUSS)
102	REAL*8 wbarv(L_NLAYRAD,L_NSPECTV,L_NGAUSS)
103	REAL*8 tauv(L_NLEVRAD,L_NSPECTV,L_NGAUSS)
104	REAL*8 taucumv(L_LEVELS,L_NSPECTV,L_NGAUSS)
105	REAL*8 taucumi(L_LEVELS,L_NSPECTI,L_NGAUSS)
106
107	REAL*8 tauaero(L_LEVELS+1,naerkind)
108	REAL*8 nfluxtopv,nfluxtopi,nfluxtop
109	real*8 nfluxoutv_nu(L_NSPECTV) ! outgoing band-resolved VI flux at TOA (W/m2)
110	real*8 nfluxtopi_nu(L_NSPECTI) ! net band-resolved IR flux at TOA (W/m2)
111	real*8 fluxupi_nu(L_NLAYRAD,L_NSPECTI) ! for 1D diagnostic
112	REAL*8 fmneti(L_NLAYRAD),fmnetv(L_NLAYRAD)
113	REAL*8 fluxupv(L_NLAYRAD),fluxupi(L_NLAYRAD)
114	REAL*8 fluxdnv(L_NLAYRAD),fluxdni(L_NLAYRAD)
115	REAL*8 albi,albv,acosz
116
117	INTEGER ig,l,k,nw,iaer,irad
118
119	real fluxtoplanet
120	real*8 taugsurf(L_NSPECTV,L_NGAUSS-1)
121	real*8 taugsurfi(L_NSPECTI,L_NGAUSS-1)
122
123	real*8 qvar(L_LEVELS) ! mixing ratio of variable component (mol/mol)
124	REAL pq(ngridmx,nlayer,nq)
125	REAL qsurf(ngridmx,nqmx) ! tracer on surface (e.g. kg.m-2)
126	integer nq
127
128	! Local aerosol optical properties for each column on RADIATIVE grid
129	real*8 QXVAER(L_LEVELS+1,L_NSPECTV,naerkind)
130	real*8 QSVAER(L_LEVELS+1,L_NSPECTV,naerkind)
131	real*8 GVAER(L_LEVELS+1,L_NSPECTV,naerkind)
132	real*8 QXIAER(L_LEVELS+1,L_NSPECTI,naerkind)
133	real*8 QSIAER(L_LEVELS+1,L_NSPECTI,naerkind)
134	real*8 GIAER(L_LEVELS+1,L_NSPECTI,naerkind)
135
136	save qxvaer, qsvaer, gvaer
137	save qxiaer, qsiaer, giaer
138	save QREFvis3d, QREFir3d
139
140	REAL tau_col(ngrid) ! diagnostic from aeropacity
141
142	! Misc.
143	logical firstcall, lastcall, nantest
144	real*8 tempv(L_NSPECTV)
145	real*8 tempi(L_NSPECTI)
146	real*8 temp,temp1,temp2,pweight
147	character(len=10) :: tmp1
148	character(len=10) :: tmp2
149
150	! for fixed water vapour profiles
151	integer i_var
152	real RH
153	real*8 pq_temp(nlayer)
154	real ptemp, Ttemp, qsat
155
156	! real(KIND=r8) :: pq_temp(nlayer) ! better F90 way.. DOESNT PORT TO F77!!!
157
158	!real ptime, pday
159	logical OLRz
160	real*8 NFLUXGNDV_nu(L_NSPECTV)
161
162	! for H2O cloud fraction in aeropacity
163	real cloudfrac(ngridmx,nlayermx)
164	real totcloudfrac(ngridmx)
165	logical clearsky
166
167	! Allow variations in cp with location
168	real cpp3D(ngridmx,nlayermx) ! specific heat capacity at const. pressure
169
170	! for weird cloud test
171	real pqtest(ngridmx,nlayer,nq)
172
173	! are particle radii fixed?
174	logical radfixed
175	real maxrad, minrad
176
177	real CBRT
178	external CBRT
179
180	! included by RW for runaway greenhouse 1D study
181	real muvar(ngridmx,nlayermx+1)
182	real vtmp(nlayermx)
183	REAL*8 muvarrad(L_LEVELS)
184
185	radfixed=.false.
186
187	!=======================================================================
188	! Initialization on first call
189
190	qxvaer(:,:,:)=0.0
191	qsvaer(:,:,:)=0.0
192	gvaer(:,:,:) =0.0
193
194	qxiaer(:,:,:)=0.0
195	qsiaer(:,:,:)=0.0
196	giaer(:,:,:) =0.0
197
198
199	if(firstcall) then
200
201	call system('rm -f surf_vals_long.out')
202
203	!--------------------------------------------------
204	! Effective radius and variance of the aerosols
205
206	do iaer=1,naerkind
207	! these values will change once the microphysics gets to work
208	! UNLESS tracer=.false., in which case we should be working with
209	! a fixed aerosol layer, and be able to define reffrad in a
210	! .def file. To be improved!
211
212	if(iaer.eq.1)then ! CO2 ice
213	do l=1,nlayer
214	do ig=1,ngrid
215	reffrad(ig,l,iaer) = 1.e-4
216	nueffrad(ig,l,iaer) = 0.1
217	enddo
218	enddo
219	endif
220
221	if(iaer.eq.2)then ! H2O ice
222	do l=1,nlayer
223	do ig=1,ngrid
224	reffrad(ig,l,iaer) = 1.e-5
225	nueffrad(ig,l,iaer) = 0.1
226	enddo
227	enddo
228	endif
229
230	if(iaer.eq.3)then ! dust
231	do l=1,nlayer
232	do ig=1,ngrid
233	reffrad(ig,l,iaer) = 1.e-5
234	nueffrad(ig,l,iaer) = 0.1
235	enddo
236	enddo
237	endif
238
239	if(iaer.gt.3)then
240	print*,'Error in callcorrk, naerkind is too high.'
241	print*,'The code still needs generalisation to arbitrary'
242	print*,'aerosol kinds and number.'
243	call abort
244	endif
245
246	enddo
247
248	print*, "callcorrk: Correlated-k data base folder:",trim(datadir)
249	call getin("corrkdir",corrkdir)
250	print*, "corrkdir = ",corrkdir
251	write( tmp1, '(i3)' ) L_NSPECTI
252	write( tmp2, '(i3)' ) L_NSPECTV
253	banddir=trim(adjustl(tmp1))//'x'//trim(adjustl(tmp2))
254	banddir=trim(adjustl(corrkdir))//'/'//trim(adjustl(banddir))
255
256	call sugas_corrk ! set up gaseous absorption properties
257	call setspi ! basic infrared properties
258	call setspv ! basic visible properties
259	call suaer_corrk ! set up aerosol optical properties
260
261	Cmk= 0.01 * 1.0 / (g * mugaz * 1.672621e-27) ! q_main=1.0 assumed
262
263	if((igcm_h2o_vap.eq.0) .and. varactive)then
264	print*,'varactive in callcorrk but no h2o_vap tracer.'
265	stop
266	endif
267
268	OLR_nu=0.
269	OSR_nu=0.
270
271	firstcall=.false.
272
273	end if
274
275	!=======================================================================
276	! Initialization on every call
277
278	do l=1,nlayer
279	do ig=1,ngrid
280	do iaer=1,naerkind
281	nueffrad(ig,l,iaer) = 0.1 ! stays at 0.1
282	enddo
283	enddo
284	enddo
285
286	if(kastprof)then
287	radfixed=.true.
288	endif
289
290	if(radfixed)then
291	do l=1,nlayer
292	do ig=1,ngrid
293	reffrad(ig,l,1) = 5.e-5 ! CO2 ice
294	enddo
295	enddo
296	print*,'CO2 ice particle size = ',reffrad(1,1,1)/1.e-6,' um'
297	if(naerkind.ge.2)then
298	do l=1,nlayer
299	do ig=1,ngrid
300	!reffrad(ig,l,2) = 2.e-5 ! H2O ice
301	reffrad(ig,l,2) = 5.e-6 ! H2O ice
302	enddo
303	enddo
304	print*,'H2O ice particle size = ',reffrad(1,1,2)/1.e-6,' um'
305	endif
306	if(naerkind.eq.3)then
307	do l=1,nlayer
308	do ig=1,ngrid
309	reffrad(ig,l,naerkind) = 2.e-6 ! dust
310	enddo
311	enddo
312	print*,'Dust particle size = ',reffrad(1,1,naerkind)/1.e-6,' um'
313	endif
314	if(naerkind.gt.3)then
315	print*,'Code not general enough to deal with naerkind > 3 yet.'
316	call abort
317	endif
318
319	else
320
321	maxrad=0.0
322	!averad=0.0
323	minrad=1.0
324	do l=1,nlayer
325
326	!masse = (pplev(ig,l) - pplev(ig,l+1))/g
327
328	do ig=1,ngrid
329	if(tracer)then
330	!if(tracer.and.igcm_co2_ice.gt.0)then
331
332	if(igcm_co2_ice.lt.1)then
333	print*,'Tracers but no CO2 ice still seems to be a problem...'
334	print*,'Aborting in callcorrk.'
335	stop
336	endif
337
338	reffrad(ig,l,1) = CBRT( 3*pq(ig,l,igcm_co2_ice)/ &
339	(4Nmix_co2pi*rho_co2) )
340	endif
341	reffrad(ig,l,1) = max(reffrad(ig,l,1),1.e-6)
342	reffrad(ig,l,1) = min(reffrad(ig,l,1),500.e-6)
343
344	!averad = averad + reffrad(ig,l,1)*area(ig)
345	maxrad = max(reffrad(ig,l,1),maxrad)
346	minrad = min(reffrad(ig,l,1),minrad)
347	enddo
348	enddo
349	if(igcm_co2_ice.gt.0)then
350	print*,'Max. CO2 ice particle size = ',maxrad/1.e-6,' um'
351	print*,'Min. CO2 ice particle size = ',minrad/1.e-6,' um'
352	endif
353
354	if((naerkind.ge.2).and.water)then
355	maxrad=0.0
356	minrad=1.0
357	do l=1,nlayer
358	do ig=1,ngrid
359	reffrad(ig,l,2) = CBRT( 3*pq(ig,l,igcm_h2o_ice)/ &
360	(4Nmix_h2opi*rho_ice) )
361	reffrad(ig,l,2) = max(reffrad(ig,l,2),1.e-6)
362	reffrad(ig,l,2) = min(reffrad(ig,l,2),100.e-6)
363
364	maxrad = max(reffrad(ig,l,2),maxrad)
365	minrad = min(reffrad(ig,l,2),minrad)
366	enddo
367	enddo
368	print*,'Max. H2O ice particle size = ',maxrad/1.e-6,' um'
369	print*,'Min. H2O ice particle size = ',minrad/1.e-6,' um'
370	endif
371
372	if(naerkind.eq.3)then
373	do l=1,nlayer
374	do ig=1,ngrid
375	reffrad(ig,l,naerkind) = 2.e-6 ! dust
376	enddo
377	enddo
378	endif
379
380	endif
381
382
383	! how much light we get
384	fluxtoplanet=0
385	do nw=1,L_NSPECTV
386	stel(nw)=stellarf(nw)/(dist_star**2)
387	fluxtoplanet=fluxtoplanet + stel(nw)
388	end do
389
390	call aeroptproperties(ngrid,nlayer,reffrad,nueffrad, &
391	QVISsQREF3d,omegaVIS3d,gVIS3d, &
392	QIRsQREF3d,omegaIR3d,gIR3d, &
393	QREFvis3d,QREFir3d) ! get 3D aerosol optical properties
394
395	call aeropacity(ngrid,nlayer,nq,pplay,pplev,pq,aerosol, &
396	reffrad,QREFvis3d,QREFir3d, &
397	tau_col,cloudfrac,totcloudfrac,clearsky) ! get aerosol optical depths
398
399
400	!-----------------------------------------------------------------------
401	! Starting Big Loop over every GCM column
402	do ig=1,ngridmx
403
404	!=======================================================================
405	! Transformation of the GCM variables
406
407	!-----------------------------------------------------------------------
408	! Aerosol optical properties Qext, Qscat and g
409	! The transformation in the vertical is the same as for temperature
410
411	! shortwave
412	do iaer=1,naerkind
413	DO nw=1,L_NSPECTV
414	do l=1,nlayermx
415
416	temp1=QVISsQREF3d(ig,nlayermx+1-l,nw,iaer) &
417	*QREFvis3d(ig,nlayermx+1-l,iaer)
418
419	temp2=QVISsQREF3d(ig,max(nlayermx-l,1),nw,iaer) &
420	*QREFvis3d(ig,max(nlayermx-l,1),iaer)
421
422	qxvaer(2*l,nw,iaer) = temp1
423	qxvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
424
425	temp1=temp1*omegavis3d(ig,nlayermx+1-l,nw,iaer)
426	temp2=temp2*omegavis3d(ig,max(nlayermx-l,1),nw,iaer)
427
428	qsvaer(2*l,nw,iaer) = temp1
429	qsvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
430
431	temp1=gvis3d(ig,nlayermx+1-l,nw,iaer)
432	temp2=gvis3d(ig,max(nlayermx-l,1),nw,iaer)
433
434	gvaer(2*l,nw,iaer) = temp1
435	gvaer(2*l+1,nw,iaer)=(temp1+temp2)/2
436
437	end do
438
439	qxvaer(1,nw,iaer)=qxvaer(2,nw,iaer)
440	qxvaer(2*nlayermx+1,nw,iaer)=0.
441
442	qsvaer(1,nw,iaer)=qsvaer(2,nw,iaer)
443	qsvaer(2*nlayermx+1,nw,iaer)=0.
444
445	gvaer(1,nw,iaer)=gvaer(2,nw,iaer)
446	gvaer(2*nlayermx+1,nw,iaer)=0.
447
448	end do
449
450	! longwave
451	DO nw=1,L_NSPECTI
452	do l=1,nlayermx
453
454	temp1=QIRsQREF3d(ig,nlayermx+1-l,nw,iaer) &
455	*QREFir3d(ig,nlayermx+1-l,iaer)
456
457	temp2=QIRsQREF3d(ig,max(nlayermx-l,1),nw,iaer) &
458	*QREFir3d(ig,max(nlayermx-l,1),iaer)
459
460	qxiaer(2*l,nw,iaer) = temp1
461	qxiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
462
463	temp1=temp1*omegair3d(ig,nlayermx+1-l,nw,iaer)
464	temp2=temp2*omegair3d(ig,max(nlayermx-l,1),nw,iaer)
465
466	qsiaer(2*l,nw,iaer) = temp1
467	qsiaer(2*l+1,nw,iaer)=(temp1+temp2)/2
468
469	temp1=gir3d(ig,nlayermx+1-l,nw,iaer)
470	temp2=gir3d(ig,max(nlayermx-l,1),nw,iaer)
471
472	giaer(2*l,nw,iaer) = temp1
473	giaer(2*l+1,nw,iaer)=(temp1+temp2)/2
474
475	end do
476
477	qxiaer(1,nw,iaer)=qxiaer(2,nw,iaer)
478	qxiaer(2*nlayermx+1,nw,iaer)=0.
479
480	qsiaer(1,nw,iaer)=qsiaer(2,nw,iaer)
481	qsiaer(2*nlayermx+1,nw,iaer)=0.
482
483	giaer(1,nw,iaer)=giaer(2,nw,iaer)
484	giaer(2*nlayermx+1,nw,iaer)=0.
485
486	end do
487	end do
488
489	! test / correct for freaky s. s. albedo values
490	do iaer=1,naerkind
491	do k=1,L_LEVELS+1
492
493	do nw=1,L_NSPECTV
494	if(qsvaer(k,nw,iaer).gt.1.05*qxvaer(k,nw,iaer))then
495	print*,'Serious problems with qsvaer values in callcorrk'
496	call abort
497	endif
498	if(qsvaer(k,nw,iaer).gt.qxvaer(k,nw,iaer))then
499	qsvaer(k,nw,iaer)=qxvaer(k,nw,iaer)
500	endif
501	end do
502
503	do nw=1,L_NSPECTI
504	if(qsiaer(k,nw,iaer).gt.1.05*qxiaer(k,nw,iaer))then
505	print*,'Serious problems with qsiaer values in callcorrk'
506	call abort
507	endif
508	if(qsiaer(k,nw,iaer).gt.qxiaer(k,nw,iaer))then
509	qsiaer(k,nw,iaer)=qxiaer(k,nw,iaer)
510	endif
511	end do
512
513	end do
514	end do
515
516	!-----------------------------------------------------------------------
517	! Aerosol optical depths
518
519	do iaer=1,naerkind ! a bug was here
520	do k=0,nlayer-1
521
522	pweight=(pplay(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))/ &
523	(pplev(ig,L_NLAYRAD-k)-pplev(ig,L_NLAYRAD-k+1))
524
525	temp=aerosol(ig,L_NLAYRAD-k,iaer)/QREFvis3d(ig,L_NLAYRAD-k,iaer)
526
527	tauaero(2k+2,iaer)=max(temppweight,0.0)
528	tauaero(2k+3,iaer)=max(temp-tauaero(2k+2,iaer),0.0)
529	!
530	end do
531	! boundary conditions
532	tauaero(1,iaer) = tauaero(2,iaer)
533	tauaero(L_LEVELS+1,iaer) = tauaero(L_LEVELS,iaer)
534	!tauaero(1,iaer) = 0.
535	!tauaero(L_LEVELS+1,iaer) = 0.
536	end do
537
538	! Albedo and emissivity
539	albi=1-emis(ig) ! longwave
540	albv=albedo(ig) ! shortwave
541
542	if(noradsurf.and.(albv.gt.0.0))then
543	print*,'For open lower boundary in callcorrk must'
544	print*,'have surface albedo set to zero!'
545	call abort
546	endif
547
548	if(ngridmx.eq.1) then ! fixed zenith angle 'szangle' in 1D
549	acosz = cos(pi*szangle/180.0)
550	print*,'acosz=',acosz,', szangle=',szangle
551	else
552	acosz=mu0(ig) ! cosine of sun incident angle
553	endif
554
555	!-----------------------------------------------------------------------
556	! Water vapour (to be generalised for other gases eventually)
557
558	if(varactive)then
559
560	i_var=igcm_h2o_vap
561	do l=1,nlayer
562	qvar(2*l) = pq(ig,nlayer+1-l,i_var)
563	qvar(2*l+1) = (pq(ig,nlayer+1-l,i_var)+pq(ig,max(nlayer-l,1),i_var))/2
564	! Average approximation as for temperature...
565	end do
566	qvar(1)=qvar(2)
567
568	elseif(varfixed)then
569
570	do l=1,nlayermx ! here we will assign fixed water vapour profiles globally
571	RH = satval * ((pplay(ig,l)/pplev(ig,1) - 0.02) / 0.98)
572	if(RH.lt.0.0) RH=0.0
573
574	ptemp=pplay(ig,l)
575	Ttemp=pt(ig,l)
576	call watersat(Ttemp,ptemp,qsat)
577
578	!pq_temp(l) = qsat ! fully saturated everywhere
579	pq_temp(l) = RH * qsat ! ~realistic profile (e.g. 80% saturation at ground)
580	end do
581
582	do l=1,nlayer
583	qvar(2*l) = pq_temp(nlayer+1-l)
584	qvar(2*l+1) = (pq_temp(nlayer+1-l)+pq_temp(max(nlayer-l,1)))/2
585	end do
586	qvar(1)=qvar(2)
587
588	! Lowest layer of atmosphere
589	RH = satval * (1 - 0.02) / 0.98
590	if(RH.lt.0.0) RH=0.0
591
592	ptemp = pplev(ig,1)
593	Ttemp = tsurf(ig)
594	call watersat(Ttemp,ptemp,qsat)
595
596	!qvar(2*nlayermx+1)=qsat ! fully saturated everywhere
597	qvar(2nlayermx+1)= RH qsat ! ~realistic profile (e.g. 80% saturation at ground)
598	!qvar=0.005 ! completely constant profile (JL)
599
600	else
601	do k=1,L_LEVELS
602	qvar(k) = 1.0D-7
603	end do
604	end if
605
606	if(.not.kastprof)then
607	! IMPORTANT: Now convert from kg/kg to mol/mol
608	do k=1,L_LEVELS
609	qvar(k) = qvar(k)/epsi
610	end do
611	end if
612
613	!-----------------------------------------------------------------------
614	! kcm mode only
615	if(kastprof)then
616
617	! initial values equivalent to mugaz
618	DO l=1,nlayer
619	muvarrad(2*l) = mugaz
620	muvarrad(2*l+1) = mugaz
621	END DO
622
623	!do k=1,L_LEVELS
624	! qvar(k) = 0.0
625	!end do
626	!print*,'ASSUMING qH2O=0 EVERYWHERE IN CALLCORRK!'
627	endif
628
629
630	if(kastprof.and.(ngasmx.gt.1))then
631
632	DO l=1,nlayer
633	muvarrad(2*l) = muvar(ig,nlayer+2-l)
634	muvarrad(2*l+1) = (muvar(ig,nlayer+2-l) + &
635	muvar(ig,max(nlayer+1-l,1)))/2
636	END DO
637
638	muvarrad(1) = muvarrad(2)
639	muvarrad(2*nlayermx+1)=muvar(ig,1)
640
641	print*,'Recalculating qvar with VARIABLE epsi for kastprof'
642	print*,'Assumes that the variable gas is H2O!!!'
643	print*,'Assumes that there is only one tracer'
644	!i_var=igcm_h2o_vap
645	i_var=1
646	if(nqmx.gt.1)then
647	print*,'Need 1 tracer only to run kcm1d.e'
648	stop
649	endif
650	do l=1,nlayer
651	vtmp(l)=pq(ig,l,i_var)*muvar(ig,l+1)/mH2O
652	end do
653
654	do l=1,nlayer
655	qvar(2*l) = vtmp(nlayer+1-l)
656	qvar(2*l+1) = ( vtmp(nlayer+1-l) + vtmp(max(nlayer-l,1)) )/2
657	end do
658	qvar(1)=qvar(2)
659
660	print*,'Warning: reducing qvar in callcorrk.'
661	print*,'Temperature profile no longer consistent ', &
662	'with saturated H2O.'
663	do k=1,L_LEVELS
664	qvar(k) = qvar(k)*satval
665	end do
666
667	endif
668
669	! Keep values inside limits for which we have radiative transfer coefficients
670	if(L_REFVAR.gt.1)then ! there was a bug here!
671	do k=1,L_LEVELS
672	if(qvar(k).lt.wrefvar(1))then
673	qvar(k)=wrefvar(1)+1.0e-8
674	elseif(qvar(k).gt.wrefvar(L_REFVAR))then
675	qvar(k)=wrefvar(L_REFVAR)-1.0e-8
676	endif
677	end do
678	endif
679
680	!-----------------------------------------------------------------------
681	! Pressure and temperature
682
683	DO l=1,nlayer
684	plevrad(2*l) = pplay(ig,nlayer+1-l)/scalep
685	plevrad(2*l+1) = pplev(ig,nlayer+1-l)/scalep
686	tlevrad(2*l) = pt(ig,nlayer+1-l)
687	tlevrad(2*l+1) = (pt(ig,nlayer+1-l)+pt(ig,max(nlayer-l,1)))/2
688	END DO
689
690	plevrad(1) = 0
691	plevrad(2) = max(pgasmin,0.0001*plevrad(3))
692
693	tlevrad(1) = tlevrad(2)
694	tlevrad(2*nlayermx+1)=tsurf(ig)
695
696	tmid(1) = tlevrad(2)
697	tmid(2) = tlevrad(2)
698	pmid(1) = plevrad(2)
699	pmid(2) = plevrad(2)
700
701	DO l=1,L_NLAYRAD-1
702	tmid(2l+1) = tlevrad(2l+1)
703	tmid(2l+2) = tlevrad(2l+1)
704	pmid(2l+1) = plevrad(2l+1)
705	pmid(2l+2) = plevrad(2l+1)
706	END DO
707	pmid(L_LEVELS) = plevrad(L_LEVELS)
708	tmid(L_LEVELS) = tlevrad(L_LEVELS)
709
710	! test for out-of-bounds pressure
711	if(plevrad(3).lt.pgasmin)then
712	print*,'Minimum pressure is outside the radiative'
713	print*,'transfer kmatrix bounds, exiting.'
714	call abort
715	elseif(plevrad(L_LEVELS).gt.pgasmax)then
716	print*,'Maximum pressure is outside the radiative'
717	print*,'transfer kmatrix bounds, exiting.'
718	call abort
719	endif
720
721	! test for out-of-bounds temperature
722	do k=1,L_LEVELS
723	if(tlevrad(k).lt.tgasmin)then
724	print*,'Minimum temperature is outside the radiative'
725	print*,'transfer kmatrix bounds, exiting.'
726	!print*,'WARNING, OVERRIDING FOR TEST'
727	call abort
728	elseif(tlevrad(k).gt.tgasmax)then
729	print*,'Maximum temperature is outside the radiative'
730	print*,'transfer kmatrix bounds, exiting.'
731	!print*,'WARNING, OVERRIDING FOR TEST'
732	call abort
733	endif
734	enddo
735
736	!=======================================================================
737	! Calling the main radiative transfer subroutines
738
739
740	!-----------------------------------------------------------------------
741	! Shortwave
742
743	if(fract(ig) .ge. 1.0e-4) then ! only during daylight!
744
745	fluxtoplanet=0.
746
747	if((ngridmx.eq.1).and.(.not.(diurnal.or.tlocked)))then
748	do nw=1,L_NSPECTV
749	stel_fract(nw)= stel(nw) * 0.25 / acosz
750	fluxtoplanet=fluxtoplanet + stel_fract(nw)
751	! globally averaged = divide by 4
752	! but we correct for solar zenith angle
753	end do
754	else
755	do nw=1,L_NSPECTV
756	stel_fract(nw)= stel(nw) * fract(ig)
757	fluxtoplanet=fluxtoplanet + stel_fract(nw)
758	end do
759	endif
760
761	call optcv(dtauv,tauv,taucumv,plevrad, &
762	qxvaer,qsvaer,gvaer,wbarv,cosbv,tauray,tauaero, &
763	tmid,pmid,taugsurf,qvar,muvarrad)
764
765	call sfluxv(dtauv,tauv,taucumv,albv,dwnv,wbarv,cosbv, &
766	acosz,stel_fract,gweight, &
767	nfluxtopv,nfluxoutv_nu,nfluxgndv_nu, &
768	fmnetv,fluxupv,fluxdnv,fzerov,taugsurf)
769
770	else ! during the night, fluxes = 0
771	nfluxtopv = 0.0
772	nfluxoutv_nu(:) = 0.0
773	nfluxgndv_nu(:) = 0.0
774	do l=1,L_NLAYRAD
775	fmnetv(l)=0.0
776	fluxupv(l)=0.0
777	fluxdnv(l)=0.0
778	end do
779	end if
780
781	!-----------------------------------------------------------------------
782	! Longwave
783
784	call optci(plevrad,tlevrad,dtaui,taucumi, &
785	qxiaer,qsiaer,giaer,cosbi,wbari,tauaero,tmid,pmid, &
786	taugsurfi,qvar,muvarrad)
787
788	call sfluxi(plevrad,tlevrad,dtaui,taucumi,ubari,albi, &
789	wnoi,dwni,cosbi,wbari,gweight,nfluxtopi,nfluxtopi_nu, &
790	fmneti,fluxupi,fluxdni,fluxupi_nu,fzeroi,taugsurfi)
791
792	!-----------------------------------------------------------------------
793	! Transformation of the correlated-k code outputs
794	! (into dtlw, dtsw, fluxsurf_lw, fluxsurf_sw, fluxtop_lw, fluxtop_sw)
795
796	! Flux incident at the top of the atmosphere
797	fluxtop_dn(ig)=fluxdnv(1)
798
799	fluxtop_lw(ig) = real(nfluxtopi)
800	fluxabs_sw(ig) = real(-nfluxtopv)
801	fluxsurf_lw(ig) = real(fluxdni(L_NLAYRAD))
802	fluxsurf_sw(ig) = real(fluxdnv(L_NLAYRAD))
803
804
805	if(fluxtop_dn(ig).lt.0.0)then
806	print*,'Achtung! fluxtop_dn has lost the plot!'
807	print*,'fluxtop_dn=',fluxtop_dn(ig)
808	print*,'acosz=',acosz
809	print*,'aerosol=',aerosol(ig,:,:)
810	print*,'temp= ',pt(ig,:)
811	print*,'pplay= ',pplay(ig,:)
812	call abort
813	endif
814
815	! Spectral output, for exoplanet observational comparison
816	if(specOLR)then
817	do nw=1,L_NSPECTI
818	OLR_nu(ig,nw)=nfluxtopi_nu(nw)/DWNI(nw) !JL Normalize to the bandwidth
819	end do
820	do nw=1,L_NSPECTV
821	!GSR_nu(ig,nw)=nfluxgndv_nu(nw)
822	OSR_nu(ig,nw)=nfluxoutv_nu(nw)/DWNV(nw) !JL Normalize to the bandwidth
823	end do
824	endif
825
826	! Finally, the heating rates
827	if(nonideal)then
828
829	DO l=2,L_NLAYRAD
830	dtsw(ig,L_NLAYRAD+1-l)=(fmnetv(l)-fmnetv(l-1)) &
831	*g/(cpp3D(ig,L_NLAYRAD+1-l) &
832	scalep(plevrad(2l+1)-plevrad(2l-1)))
833	dtlw(ig,L_NLAYRAD+1-l)=(fmneti(l)-fmneti(l-1)) &
834	*g/(cpp3D(ig,L_NLAYRAD+1-l) &
835	scalep(plevrad(2l+1)-plevrad(2l-1)))
836	END DO
837
838	! These are values at top of atmosphere
839	dtsw(ig,L_NLAYRAD)=(fmnetv(1)-nfluxtopv) &
840	g/(cpp3D(ig,L_NLAYRAD)scalep*(plevrad(3)-plevrad(1)))
841	dtlw(ig,L_NLAYRAD)=(fmneti(1)-nfluxtopi) &
842	g/(cpp3D(ig,L_NLAYRAD)scalep*(plevrad(3)-plevrad(1)))
843
844	else
845
846	DO l=2,L_NLAYRAD
847	dtsw(ig,L_NLAYRAD+1-l)=(fmnetv(l)-fmnetv(l-1)) &
848	g/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
849	dtlw(ig,L_NLAYRAD+1-l)=(fmneti(l)-fmneti(l-1)) &
850	g/(cppscalep(plevrad(2l+1)-plevrad(2*l-1)))
851	END DO
852
853	! These are values at top of atmosphere
854	dtsw(ig,L_NLAYRAD)=(fmnetv(1)-nfluxtopv) &
855	g/(cppscalep*(plevrad(3)-plevrad(1)))
856	dtlw(ig,L_NLAYRAD)=(fmneti(1)-nfluxtopi) &
857	g/(cppscalep*(plevrad(3)-plevrad(1)))
858
859	endif
860
861	! ---------------------------------------------------------------
862	end do ! end of big loop over every GCM column (ig = 1:ngrid)
863
864
865	!-----------------------------------------------------------------------
866	! Additional diagnostics
867
868	! IR spectral output, for exoplanet observational comparison
869
870
871	if(lastcall.and.(ngrid.eq.1))then ! could disable the 1D output, they are in the diagfi and diagspec... JL12
872
873	print*,'Saving scalar quantities in surf_vals.out...'
874	print*,'psurf = ', pplev(1,1),' Pa'
875	open(116,file='surf_vals.out')
876	write(116,*) tsurf(1),pplev(1,1),fluxtop_dn(1), &
877	real(-nfluxtopv),real(nfluxtopi)
878	close(116)
879
880	! I am useful, please don`t remove me!
881	! if(specOLR)then
882	! open(117,file='OLRnu.out')
883	! do nw=1,L_NSPECTI
884	! write(117,*) OLR_nu(1,nw)
885	! enddo
886	! close(117)
887	!
888	! open(127,file='OSRnu.out')
889	! do nw=1,L_NSPECTV
890	! write(127,*) OSR_nu(1,nw)
891	! enddo
892	! close(127)
893	! endif
894
895	! OLR vs altitude: do it as a .txt file
896	OLRz=.false.
897	if(OLRz)then
898	print*,'saving IR vertical flux for OLRz...'
899	open(118,file='OLRz_plevs.out')
900	open(119,file='OLRz.out')
901	do l=1,L_NLAYRAD
902	write(118,) plevrad(2l)
903	do nw=1,L_NSPECTI
904	write(119,*) fluxupi_nu(l,nw)
905	enddo
906	enddo
907	close(118)
908	close(119)
909	endif
910
911	endif
912
913	! see physiq.F for explanations about CLFvarying. This is temporary.
914	if (lastcall .and. .not.CLFvarying) then
915	IF( ALLOCATED( gasi ) ) DEALLOCATE( gasi )
916	IF( ALLOCATED( gasv ) ) DEALLOCATE( gasv )
917	IF( ALLOCATED( pgasref ) ) DEALLOCATE( pgasref )
918	IF( ALLOCATED( tgasref ) ) DEALLOCATE( tgasref )
919	IF( ALLOCATED( wrefvar ) ) DEALLOCATE( wrefvar )
920	IF( ALLOCATED( pfgasref ) ) DEALLOCATE( pfgasref )
921	endif
922
923	end subroutine callcorrk

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