1 |
! |
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! $Header: /home/cvsroot/LMDZ4/libf/phylmd/cv_routines.F,v 1.1.1.1 2004/05/19 12:53:08 lmdzadmin Exp $ |
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! |
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SUBROUTINE cv_param(nd) |
5 |
implicit none |
6 |
|
7 |
c------------------------------------------------------------ |
8 |
c Set parameters for convectL |
9 |
c (includes microphysical parameters and parameters that |
10 |
c control the rate of approach to quasi-equilibrium) |
11 |
c------------------------------------------------------------ |
12 |
|
13 |
C *** ELCRIT IS THE AUTOCONVERSION THERSHOLD WATER CONTENT (gm/gm) *** |
14 |
C *** TLCRIT IS CRITICAL TEMPERATURE BELOW WHICH THE AUTO- *** |
15 |
C *** CONVERSION THRESHOLD IS ASSUMED TO BE ZERO *** |
16 |
C *** (THE AUTOCONVERSION THRESHOLD VARIES LINEARLY *** |
17 |
C *** BETWEEN 0 C AND TLCRIT) *** |
18 |
C *** ENTP IS THE COEFFICIENT OF MIXING IN THE ENTRAINMENT *** |
19 |
C *** FORMULATION *** |
20 |
C *** SIGD IS THE FRACTIONAL AREA COVERED BY UNSATURATED DNDRAFT *** |
21 |
C *** SIGS IS THE FRACTION OF PRECIPITATION FALLING OUTSIDE *** |
22 |
C *** OF CLOUD *** |
23 |
C *** OMTRAIN IS THE ASSUMED FALL SPEED (P/s) OF RAIN *** |
24 |
C *** OMTSNOW IS THE ASSUMED FALL SPEED (P/s) OF SNOW *** |
25 |
C *** COEFFR IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
26 |
C *** OF RAIN *** |
27 |
C *** COEFFS IS A COEFFICIENT GOVERNING THE RATE OF EVAPORATION *** |
28 |
C *** OF SNOW *** |
29 |
C *** CU IS THE COEFFICIENT GOVERNING CONVECTIVE MOMENTUM *** |
30 |
C *** TRANSPORT *** |
31 |
C *** DTMAX IS THE MAXIMUM NEGATIVE TEMPERATURE PERTURBATION *** |
32 |
C *** A LIFTED PARCEL IS ALLOWED TO HAVE BELOW ITS LFC *** |
33 |
C *** ALPHA AND DAMP ARE PARAMETERS THAT CONTROL THE RATE OF *** |
34 |
C *** APPROACH TO QUASI-EQUILIBRIUM *** |
35 |
C *** (THEIR STANDARD VALUES ARE 0.20 AND 0.1, RESPECTIVELY) *** |
36 |
C *** (DAMP MUST BE LESS THAN 1) *** |
37 |
|
38 |
include "cvparam.h" |
39 |
integer nd |
40 |
|
41 |
c noff: integer limit for convection (nd-noff) |
42 |
c minorig: First level of convection |
43 |
|
44 |
noff = 2 |
45 |
minorig = 2 |
46 |
|
47 |
nl=nd-noff |
48 |
nlp=nl+1 |
49 |
nlm=nl-1 |
50 |
|
51 |
elcrit=0.0011 |
52 |
tlcrit=-55.0 |
53 |
entp=1.5 |
54 |
sigs=0.12 |
55 |
sigd=0.05 |
56 |
omtrain=50.0 |
57 |
omtsnow=5.5 |
58 |
coeffr=1.0 |
59 |
coeffs=0.8 |
60 |
dtmax=0.9 |
61 |
c |
62 |
cu=0.70 |
63 |
c |
64 |
betad=10.0 |
65 |
c |
66 |
damp=0.1 |
67 |
alpha=0.2 |
68 |
c |
69 |
delta=0.01 ! cld |
70 |
c |
71 |
return |
72 |
end |
73 |
|
74 |
SUBROUTINE cv_prelim(len,nd,ndp1,t,q,p,ph |
75 |
: ,lv,cpn,tv,gz,h,hm) |
76 |
use cvthermo |
77 |
implicit none |
78 |
|
79 |
!===================================================================== |
80 |
! --- CALCULATE ARRAYS OF GEOPOTENTIAL, HEAT CAPACITY & STATIC ENERGY |
81 |
!===================================================================== |
82 |
|
83 |
c inputs: |
84 |
integer len, nd, ndp1 |
85 |
real t(len,nd), q(len,nd), p(len,nd), ph(len,ndp1) |
86 |
|
87 |
c outputs: |
88 |
real lv(len,nd), cpn(len,nd), tv(len,nd) |
89 |
real gz(len,nd), h(len,nd), hm(len,nd) |
90 |
|
91 |
c local variables: |
92 |
integer k, i |
93 |
real cpx(len,nd) |
94 |
|
95 |
include "cvparam.h" |
96 |
|
97 |
|
98 |
do 110 k=1,nlp |
99 |
do 100 i=1,len |
100 |
lv(i,k)= lv0-clmcpv*(t(i,k)-t0) |
101 |
cpn(i,k)=cpd*(1.0-q(i,k))+cpv*q(i,k) |
102 |
cpx(i,k)=cpd*(1.0-q(i,k))+cl*q(i,k) |
103 |
tv(i,k)=t(i,k)*(1.0+q(i,k)*epsim1) |
104 |
100 continue |
105 |
110 continue |
106 |
c |
107 |
c gz = phi at the full levels (same as p). |
108 |
c |
109 |
do 120 i=1,len |
110 |
gz(i,1)=0.0 |
111 |
120 continue |
112 |
do 140 k=2,nlp |
113 |
do 130 i=1,len |
114 |
gz(i,k)=gz(i,k-1)+hrd*(tv(i,k-1)+tv(i,k)) |
115 |
& *(p(i,k-1)-p(i,k))/ph(i,k) |
116 |
130 continue |
117 |
140 continue |
118 |
c |
119 |
c h = phi + cpT (dry static energy). |
120 |
c hm = phi + cp(T-Tbase)+Lq |
121 |
c |
122 |
do 170 k=1,nlp |
123 |
do 160 i=1,len |
124 |
h(i,k)=gz(i,k)+cpn(i,k)*t(i,k) |
125 |
hm(i,k)=gz(i,k)+cpx(i,k)*(t(i,k)-t(i,1))+lv(i,k)*q(i,k) |
126 |
160 continue |
127 |
170 continue |
128 |
|
129 |
return |
130 |
end |
131 |
|
132 |
SUBROUTINE cv_feed(len,nd,t,q,qs,p,hm,gz |
133 |
: ,nk,icb,icbmax,iflag,tnk,qnk,gznk,plcl) |
134 |
implicit none |
135 |
|
136 |
C================================================================ |
137 |
C Purpose: CONVECTIVE FEED |
138 |
C================================================================ |
139 |
|
140 |
include "cvparam.h" |
141 |
|
142 |
c inputs: |
143 |
integer len, nd |
144 |
real t(len,nd), q(len,nd), qs(len,nd), p(len,nd) |
145 |
real hm(len,nd), gz(len,nd) |
146 |
|
147 |
c outputs: |
148 |
integer iflag(len), nk(len), icb(len), icbmax |
149 |
real tnk(len), qnk(len), gznk(len), plcl(len) |
150 |
|
151 |
c local variables: |
152 |
integer i, k |
153 |
integer ihmin(len) |
154 |
real work(len) |
155 |
real pnk(len), qsnk(len), rh(len), chi(len) |
156 |
|
157 |
!------------------------------------------------------------------- |
158 |
! --- Find level of minimum moist static energy |
159 |
! --- If level of minimum moist static energy coincides with |
160 |
! --- or is lower than minimum allowable parcel origin level, |
161 |
! --- set iflag to 6. |
162 |
!------------------------------------------------------------------- |
163 |
|
164 |
do 180 i=1,len |
165 |
work(i)=1.0e12 |
166 |
ihmin(i)=nl |
167 |
180 continue |
168 |
do 200 k=2,nlp |
169 |
do 190 i=1,len |
170 |
if((hm(i,k).lt.work(i)).and. |
171 |
& (hm(i,k).lt.hm(i,k-1)))then |
172 |
work(i)=hm(i,k) |
173 |
ihmin(i)=k |
174 |
endif |
175 |
190 continue |
176 |
200 continue |
177 |
do 210 i=1,len |
178 |
ihmin(i)=min(ihmin(i),nlm) |
179 |
if(ihmin(i).le.minorig)then |
180 |
iflag(i)=6 |
181 |
endif |
182 |
210 continue |
183 |
c |
184 |
!------------------------------------------------------------------- |
185 |
! --- Find that model level below the level of minimum moist static |
186 |
! --- energy that has the maximum value of moist static energy |
187 |
!------------------------------------------------------------------- |
188 |
|
189 |
do 220 i=1,len |
190 |
work(i)=hm(i,minorig) |
191 |
nk(i)=minorig |
192 |
220 continue |
193 |
do 240 k=minorig+1,nl |
194 |
do 230 i=1,len |
195 |
if((hm(i,k).gt.work(i)).and.(k.le.ihmin(i)))then |
196 |
work(i)=hm(i,k) |
197 |
nk(i)=k |
198 |
endif |
199 |
230 continue |
200 |
240 continue |
201 |
!------------------------------------------------------------------- |
202 |
! --- Check whether parcel level temperature and specific humidity |
203 |
! --- are reasonable |
204 |
!------------------------------------------------------------------- |
205 |
do 250 i=1,len |
206 |
if(((t(i,nk(i)).lt.250.0).or. |
207 |
& (q(i,nk(i)).le.0.0).or. |
208 |
& (p(i,ihmin(i)).lt.400.0)).and. |
209 |
& (iflag(i).eq.0))iflag(i)=7 |
210 |
250 continue |
211 |
!------------------------------------------------------------------- |
212 |
! --- Calculate lifted condensation level of air at parcel origin level |
213 |
! --- (Within 0.2% of formula of Bolton, MON. WEA. REV.,1980) |
214 |
!------------------------------------------------------------------- |
215 |
do 260 i=1,len |
216 |
tnk(i)=t(i,nk(i)) |
217 |
qnk(i)=q(i,nk(i)) |
218 |
gznk(i)=gz(i,nk(i)) |
219 |
pnk(i)=p(i,nk(i)) |
220 |
qsnk(i)=qs(i,nk(i)) |
221 |
c |
222 |
rh(i)=qnk(i)/qsnk(i) |
223 |
rh(i)=min(1.0,rh(i)) |
224 |
chi(i)=tnk(i)/(1669.0-122.0*rh(i)-tnk(i)) |
225 |
plcl(i)=pnk(i)*(rh(i)**chi(i)) |
226 |
if(((plcl(i).lt.200.0).or.(plcl(i).ge.2000.0)) |
227 |
& .and.(iflag(i).eq.0))iflag(i)=8 |
228 |
260 continue |
229 |
!------------------------------------------------------------------- |
230 |
! --- Calculate first level above lcl (=icb) |
231 |
!------------------------------------------------------------------- |
232 |
do 270 i=1,len |
233 |
icb(i)=nlm |
234 |
270 continue |
235 |
c |
236 |
do 290 k=minorig,nl |
237 |
do 280 i=1,len |
238 |
if((k.ge.(nk(i)+1)).and.(p(i,k).lt.plcl(i))) |
239 |
& icb(i)=min(icb(i),k) |
240 |
280 continue |
241 |
290 continue |
242 |
c |
243 |
do 300 i=1,len |
244 |
if((icb(i).ge.nlm).and.(iflag(i).eq.0))iflag(i)=9 |
245 |
300 continue |
246 |
c |
247 |
c Compute icbmax. |
248 |
c |
249 |
icbmax=2 |
250 |
do 310 i=1,len |
251 |
icbmax=max(icbmax,icb(i)) |
252 |
310 continue |
253 |
|
254 |
return |
255 |
end |
256 |
|
257 |
SUBROUTINE cv_undilute1(len,nd,t,q,qs,gz,p,nk,icb,icbmax |
258 |
: ,tp,tvp,clw) |
259 |
use cvthermo |
260 |
implicit none |
261 |
|
262 |
include "cvparam.h" |
263 |
|
264 |
c inputs: |
265 |
integer len, nd |
266 |
integer nk(len), icb(len), icbmax |
267 |
real t(len,nd), q(len,nd), qs(len,nd), gz(len,nd) |
268 |
real p(len,nd) |
269 |
|
270 |
c outputs: |
271 |
real tp(len,nd), tvp(len,nd), clw(len,nd) |
272 |
|
273 |
c local variables: |
274 |
integer i, k |
275 |
real tg, qg, alv, s, ahg, tc, denom, es, rg |
276 |
real ah0(len), cpp(len) |
277 |
real tnk(len), qnk(len), gznk(len), ticb(len), gzicb(len) |
278 |
|
279 |
!------------------------------------------------------------------- |
280 |
! --- Calculates the lifted parcel virtual temperature at nk, |
281 |
! --- the actual temperature, and the adiabatic |
282 |
! --- liquid water content. The procedure is to solve the equation. |
283 |
! cp*tp+L*qp+phi=cp*tnk+L*qnk+gznk. |
284 |
!------------------------------------------------------------------- |
285 |
|
286 |
do 320 i=1,len |
287 |
tnk(i)=t(i,nk(i)) |
288 |
qnk(i)=q(i,nk(i)) |
289 |
gznk(i)=gz(i,nk(i)) |
290 |
ticb(i)=t(i,icb(i)) |
291 |
gzicb(i)=gz(i,icb(i)) |
292 |
320 continue |
293 |
c |
294 |
c *** Calculate certain parcel quantities, including static energy *** |
295 |
c |
296 |
do 330 i=1,len |
297 |
ah0(i)=(cpd*(1.-qnk(i))+cl*qnk(i))*tnk(i) |
298 |
& +qnk(i)*(lv0-clmcpv*(tnk(i)-273.15))+gznk(i) |
299 |
cpp(i)=cpd*(1.-qnk(i))+qnk(i)*cpv |
300 |
330 continue |
301 |
c |
302 |
c *** Calculate lifted parcel quantities below cloud base *** |
303 |
c |
304 |
do 350 k=minorig,icbmax-1 |
305 |
do 340 i=1,len |
306 |
tp(i,k)=tnk(i)-(gz(i,k)-gznk(i))/cpp(i) |
307 |
tvp(i,k)=tp(i,k)*(1.+qnk(i)*epsi) |
308 |
340 continue |
309 |
350 continue |
310 |
c |
311 |
c *** Find lifted parcel quantities above cloud base *** |
312 |
c |
313 |
do 360 i=1,len |
314 |
tg=ticb(i) |
315 |
qg=qs(i,icb(i)) |
316 |
alv=lv0-clmcpv*(ticb(i)-t0) |
317 |
c |
318 |
c First iteration. |
319 |
c |
320 |
s=cpd+alv*alv*qg/(rrv*ticb(i)*ticb(i)) |
321 |
s=1./s |
322 |
ahg=cpd*tg+(cl-cpd)*qnk(i)*ticb(i)+alv*qg+gzicb(i) |
323 |
tg=tg+s*(ah0(i)-ahg) |
324 |
tg=max(tg,35.0) |
325 |
tc=tg-t0 |
326 |
denom=243.5+tc |
327 |
if(tc.ge.0.0)then |
328 |
es=6.112*exp(17.67*tc/denom) |
329 |
else |
330 |
es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
331 |
endif |
332 |
qg=eps*es/(p(i,icb(i))-es*(1.-eps)) |
333 |
c |
334 |
c Second iteration. |
335 |
c |
336 |
s=cpd+alv*alv*qg/(rrv*ticb(i)*ticb(i)) |
337 |
s=1./s |
338 |
ahg=cpd*tg+(cl-cpd)*qnk(i)*ticb(i)+alv*qg+gzicb(i) |
339 |
tg=tg+s*(ah0(i)-ahg) |
340 |
tg=max(tg,35.0) |
341 |
tc=tg-t0 |
342 |
denom=243.5+tc |
343 |
if(tc.ge.0.0)then |
344 |
es=6.112*exp(17.67*tc/denom) |
345 |
else |
346 |
es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
347 |
end if |
348 |
qg=eps*es/(p(i,icb(i))-es*(1.-eps)) |
349 |
c |
350 |
alv=lv0-clmcpv*(ticb(i)-273.15) |
351 |
tp(i,icb(i))=(ah0(i)-(cl-cpd)*qnk(i)*ticb(i) |
352 |
& -gz(i,icb(i))-alv*qg)/cpd |
353 |
clw(i,icb(i))=qnk(i)-qg |
354 |
clw(i,icb(i))=max(0.0,clw(i,icb(i))) |
355 |
rg=qg/(1.-qnk(i)) |
356 |
tvp(i,icb(i))=tp(i,icb(i))*(1.+rg*epsi) |
357 |
360 continue |
358 |
c |
359 |
do 380 k=minorig,icbmax |
360 |
do 370 i=1,len |
361 |
tvp(i,k)=tvp(i,k)-tp(i,k)*qnk(i) |
362 |
370 continue |
363 |
380 continue |
364 |
c |
365 |
return |
366 |
end |
367 |
|
368 |
SUBROUTINE cv_trigger(len,nd,icb,cbmf,tv,tvp,iflag) |
369 |
implicit none |
370 |
|
371 |
!------------------------------------------------------------------- |
372 |
! --- Test for instability. |
373 |
! --- If there was no convection at last time step and parcel |
374 |
! --- is stable at icb, then set iflag to 4. |
375 |
!------------------------------------------------------------------- |
376 |
|
377 |
include "cvparam.h" |
378 |
|
379 |
c inputs: |
380 |
integer len, nd, icb(len) |
381 |
real cbmf(len), tv(len,nd), tvp(len,nd) |
382 |
|
383 |
c outputs: |
384 |
integer iflag(len) ! also an input |
385 |
|
386 |
c local variables: |
387 |
integer i |
388 |
|
389 |
|
390 |
do 390 i=1,len |
391 |
if((cbmf(i).eq.0.0) .and.(iflag(i).eq.0).and. |
392 |
& (tvp(i,icb(i)).le.(tv(i,icb(i))-dtmax)))iflag(i)=4 |
393 |
390 continue |
394 |
|
395 |
return |
396 |
end |
397 |
|
398 |
SUBROUTINE cv_compress( len,nloc,ncum,nd |
399 |
: ,iflag1,nk1,icb1 |
400 |
: ,cbmf1,plcl1,tnk1,qnk1,gznk1 |
401 |
: ,t1,q1,qs1,u1,v1,gz1 |
402 |
: ,h1,lv1,cpn1,p1,ph1,tv1,tp1,tvp1,clw1 |
403 |
o ,iflag,nk,icb |
404 |
o ,cbmf,plcl,tnk,qnk,gznk |
405 |
o ,t,q,qs,u,v,gz,h,lv,cpn,p,ph,tv,tp,tvp,clw |
406 |
o ,dph ) |
407 |
implicit none |
408 |
|
409 |
include "cvparam.h" |
410 |
|
411 |
c inputs: |
412 |
integer len,ncum,nd,nloc |
413 |
integer iflag1(len),nk1(len),icb1(len) |
414 |
real cbmf1(len),plcl1(len),tnk1(len),qnk1(len),gznk1(len) |
415 |
real t1(len,nd),q1(len,nd),qs1(len,nd),u1(len,nd),v1(len,nd) |
416 |
real gz1(len,nd),h1(len,nd),lv1(len,nd),cpn1(len,nd) |
417 |
real p1(len,nd),ph1(len,nd+1),tv1(len,nd),tp1(len,nd) |
418 |
real tvp1(len,nd),clw1(len,nd) |
419 |
|
420 |
c outputs: |
421 |
integer iflag(nloc),nk(nloc),icb(nloc) |
422 |
real cbmf(nloc),plcl(nloc),tnk(nloc),qnk(nloc),gznk(nloc) |
423 |
real t(nloc,nd),q(nloc,nd),qs(nloc,nd),u(nloc,nd),v(nloc,nd) |
424 |
real gz(nloc,nd),h(nloc,nd),lv(nloc,nd),cpn(nloc,nd) |
425 |
real p(nloc,nd),ph(nloc,nd+1),tv(nloc,nd),tp(nloc,nd) |
426 |
real tvp(nloc,nd),clw(nloc,nd) |
427 |
real dph(nloc,nd) |
428 |
|
429 |
c local variables: |
430 |
integer i,k,nn |
431 |
|
432 |
|
433 |
do 110 k=1,nl+1 |
434 |
nn=0 |
435 |
do 100 i=1,len |
436 |
if(iflag1(i).eq.0)then |
437 |
nn=nn+1 |
438 |
t(nn,k)=t1(i,k) |
439 |
q(nn,k)=q1(i,k) |
440 |
qs(nn,k)=qs1(i,k) |
441 |
u(nn,k)=u1(i,k) |
442 |
v(nn,k)=v1(i,k) |
443 |
gz(nn,k)=gz1(i,k) |
444 |
h(nn,k)=h1(i,k) |
445 |
lv(nn,k)=lv1(i,k) |
446 |
cpn(nn,k)=cpn1(i,k) |
447 |
p(nn,k)=p1(i,k) |
448 |
ph(nn,k)=ph1(i,k) |
449 |
tv(nn,k)=tv1(i,k) |
450 |
tp(nn,k)=tp1(i,k) |
451 |
tvp(nn,k)=tvp1(i,k) |
452 |
clw(nn,k)=clw1(i,k) |
453 |
endif |
454 |
100 continue |
455 |
110 continue |
456 |
|
457 |
if (nn.ne.ncum) then |
458 |
print*,'strange! nn not equal to ncum: ',nn,ncum |
459 |
stop |
460 |
endif |
461 |
|
462 |
nn=0 |
463 |
do 150 i=1,len |
464 |
if(iflag1(i).eq.0)then |
465 |
nn=nn+1 |
466 |
cbmf(nn)=cbmf1(i) |
467 |
plcl(nn)=plcl1(i) |
468 |
tnk(nn)=tnk1(i) |
469 |
qnk(nn)=qnk1(i) |
470 |
gznk(nn)=gznk1(i) |
471 |
nk(nn)=nk1(i) |
472 |
icb(nn)=icb1(i) |
473 |
iflag(nn)=iflag1(i) |
474 |
endif |
475 |
150 continue |
476 |
|
477 |
do 170 k=1,nl |
478 |
do 160 i=1,ncum |
479 |
dph(i,k)=ph(i,k)-ph(i,k+1) |
480 |
160 continue |
481 |
170 continue |
482 |
|
483 |
return |
484 |
end |
485 |
|
486 |
SUBROUTINE cv_undilute2(nloc,ncum,nd,icb,nk |
487 |
: ,tnk,qnk,gznk,t,q,qs,gz |
488 |
: ,p,dph,h,tv,lv |
489 |
o ,inb,inb1,tp,tvp,clw,hp,ep,sigp,frac) |
490 |
use cvthermo |
491 |
implicit none |
492 |
|
493 |
C--------------------------------------------------------------------- |
494 |
C Purpose: |
495 |
C FIND THE REST OF THE LIFTED PARCEL TEMPERATURES |
496 |
C & |
497 |
C COMPUTE THE PRECIPITATION EFFICIENCIES AND THE |
498 |
C FRACTION OF PRECIPITATION FALLING OUTSIDE OF CLOUD |
499 |
C & |
500 |
C FIND THE LEVEL OF NEUTRAL BUOYANCY |
501 |
C--------------------------------------------------------------------- |
502 |
|
503 |
include "cvparam.h" |
504 |
|
505 |
c inputs: |
506 |
integer ncum, nd, nloc |
507 |
integer icb(nloc), nk(nloc) |
508 |
real t(nloc,nd), q(nloc,nd), qs(nloc,nd), gz(nloc,nd) |
509 |
real p(nloc,nd), dph(nloc,nd) |
510 |
real tnk(nloc), qnk(nloc), gznk(nloc) |
511 |
real lv(nloc,nd), tv(nloc,nd), h(nloc,nd) |
512 |
|
513 |
c outputs: |
514 |
integer inb(nloc), inb1(nloc) |
515 |
real tp(nloc,nd), tvp(nloc,nd), clw(nloc,nd) |
516 |
real ep(nloc,nd), sigp(nloc,nd), hp(nloc,nd) |
517 |
real frac(nloc) |
518 |
|
519 |
c local variables: |
520 |
integer i, k |
521 |
real tg,qg,ahg,alv,s,tc,es,denom,rg,tca,elacrit |
522 |
real by, defrac |
523 |
real ah0(nloc), cape(nloc), capem(nloc), byp(nloc) |
524 |
logical lcape(nloc) |
525 |
|
526 |
!===================================================================== |
527 |
! --- SOME INITIALIZATIONS |
528 |
!===================================================================== |
529 |
|
530 |
do 170 k=1,nl |
531 |
do 160 i=1,ncum |
532 |
ep(i,k)=0.0 |
533 |
sigp(i,k)=sigs |
534 |
160 continue |
535 |
170 continue |
536 |
|
537 |
!===================================================================== |
538 |
! --- FIND THE REST OF THE LIFTED PARCEL TEMPERATURES |
539 |
!===================================================================== |
540 |
c |
541 |
c --- The procedure is to solve the equation. |
542 |
c cp*tp+L*qp+phi=cp*tnk+L*qnk+gznk. |
543 |
c |
544 |
c *** Calculate certain parcel quantities, including static energy *** |
545 |
c |
546 |
c |
547 |
do 240 i=1,ncum |
548 |
ah0(i)=(cpd*(1.-qnk(i))+cl*qnk(i))*tnk(i) |
549 |
& +qnk(i)*(lv0-clmcpv*(tnk(i)-t0))+gznk(i) |
550 |
240 continue |
551 |
c |
552 |
c |
553 |
c *** Find lifted parcel quantities above cloud base *** |
554 |
c |
555 |
c |
556 |
do 300 k=minorig+1,nl |
557 |
do 290 i=1,ncum |
558 |
if(k.ge.(icb(i)+1))then |
559 |
tg=t(i,k) |
560 |
qg=qs(i,k) |
561 |
alv=lv0-clmcpv*(t(i,k)-t0) |
562 |
c |
563 |
c First iteration. |
564 |
c |
565 |
s=cpd+alv*alv*qg/(rrv*t(i,k)*t(i,k)) |
566 |
s=1./s |
567 |
ahg=cpd*tg+(cl-cpd)*qnk(i)*t(i,k)+alv*qg+gz(i,k) |
568 |
tg=tg+s*(ah0(i)-ahg) |
569 |
tg=max(tg,35.0) |
570 |
tc=tg-t0 |
571 |
denom=243.5+tc |
572 |
if(tc.ge.0.0)then |
573 |
es=6.112*exp(17.67*tc/denom) |
574 |
else |
575 |
es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
576 |
endif |
577 |
qg=eps*es/(p(i,k)-es*(1.-eps)) |
578 |
c |
579 |
c Second iteration. |
580 |
c |
581 |
s=cpd+alv*alv*qg/(rrv*t(i,k)*t(i,k)) |
582 |
s=1./s |
583 |
ahg=cpd*tg+(cl-cpd)*qnk(i)*t(i,k)+alv*qg+gz(i,k) |
584 |
tg=tg+s*(ah0(i)-ahg) |
585 |
tg=max(tg,35.0) |
586 |
tc=tg-t0 |
587 |
denom=243.5+tc |
588 |
if(tc.ge.0.0)then |
589 |
es=6.112*exp(17.67*tc/denom) |
590 |
else |
591 |
es=exp(23.33086-6111.72784/tg+0.15215*log(tg)) |
592 |
endif |
593 |
qg=eps*es/(p(i,k)-es*(1.-eps)) |
594 |
c |
595 |
alv=lv0-clmcpv*(t(i,k)-t0) |
596 |
c print*,'cpd dans convect2 ',cpd |
597 |
c print*,'tp(i,k),ah0(i),cl,cpd,qnk(i),t(i,k),gz(i,k),alv,qg,cpd' |
598 |
c print*,tp(i,k),ah0(i),cl,cpd,qnk(i),t(i,k),gz(i,k),alv,qg,cpd |
599 |
tp(i,k)=(ah0(i)-(cl-cpd)*qnk(i)*t(i,k)-gz(i,k)-alv*qg)/cpd |
600 |
c if (.not.cpd.gt.1000.) then |
601 |
c print*,'CPD=',cpd |
602 |
c stop |
603 |
c endif |
604 |
clw(i,k)=qnk(i)-qg |
605 |
clw(i,k)=max(0.0,clw(i,k)) |
606 |
rg=qg/(1.-qnk(i)) |
607 |
tvp(i,k)=tp(i,k)*(1.+rg*epsi) |
608 |
endif |
609 |
290 continue |
610 |
300 continue |
611 |
c |
612 |
!===================================================================== |
613 |
! --- SET THE PRECIPITATION EFFICIENCIES AND THE FRACTION OF |
614 |
! --- PRECIPITATION FALLING OUTSIDE OF CLOUD |
615 |
! --- THESE MAY BE FUNCTIONS OF TP(I), P(I) AND CLW(I) |
616 |
!===================================================================== |
617 |
c |
618 |
do 320 k=minorig+1,nl |
619 |
do 310 i=1,ncum |
620 |
if(k.ge.(nk(i)+1))then |
621 |
tca=tp(i,k)-t0 |
622 |
if(tca.ge.0.0)then |
623 |
elacrit=elcrit |
624 |
else |
625 |
elacrit=elcrit*(1.0-tca/tlcrit) |
626 |
endif |
627 |
elacrit=max(elacrit,0.0) |
628 |
ep(i,k)=1.0-elacrit/max(clw(i,k),1.0e-8) |
629 |
ep(i,k)=max(ep(i,k),0.0 ) |
630 |
ep(i,k)=min(ep(i,k),1.0 ) |
631 |
sigp(i,k)=sigs |
632 |
endif |
633 |
310 continue |
634 |
320 continue |
635 |
c |
636 |
!===================================================================== |
637 |
! --- CALCULATE VIRTUAL TEMPERATURE AND LIFTED PARCEL |
638 |
! --- VIRTUAL TEMPERATURE |
639 |
!===================================================================== |
640 |
c |
641 |
do 340 k=minorig+1,nl |
642 |
do 330 i=1,ncum |
643 |
if(k.ge.(icb(i)+1))then |
644 |
tvp(i,k)=tvp(i,k)*(1.0-qnk(i)+ep(i,k)*clw(i,k)) |
645 |
c print*,'i,k,tvp(i,k),qnk(i),ep(i,k),clw(i,k)' |
646 |
c print*, i,k,tvp(i,k),qnk(i),ep(i,k),clw(i,k) |
647 |
endif |
648 |
330 continue |
649 |
340 continue |
650 |
do 350 i=1,ncum |
651 |
tvp(i,nlp)=tvp(i,nl)-(gz(i,nlp)-gz(i,nl))/cpd |
652 |
350 continue |
653 |
c |
654 |
c===================================================================== |
655 |
c --- FIND THE FIRST MODEL LEVEL (INB1) ABOVE THE PARCEL'S |
656 |
c --- HIGHEST LEVEL OF NEUTRAL BUOYANCY |
657 |
c --- AND THE HIGHEST LEVEL OF POSITIVE CAPE (INB) |
658 |
c===================================================================== |
659 |
c |
660 |
do 510 i=1,ncum |
661 |
cape(i)=0.0 |
662 |
capem(i)=0.0 |
663 |
inb(i)=icb(i)+1 |
664 |
inb1(i)=inb(i) |
665 |
510 continue |
666 |
c |
667 |
c Originial Code |
668 |
c |
669 |
c do 530 k=minorig+1,nl-1 |
670 |
c do 520 i=1,ncum |
671 |
c if(k.ge.(icb(i)+1))then |
672 |
c by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
673 |
c byp=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
674 |
c cape(i)=cape(i)+by |
675 |
c if(by.ge.0.0)inb1(i)=k+1 |
676 |
c if(cape(i).gt.0.0)then |
677 |
c inb(i)=k+1 |
678 |
c capem(i)=cape(i) |
679 |
c endif |
680 |
c endif |
681 |
c520 continue |
682 |
c530 continue |
683 |
c do 540 i=1,ncum |
684 |
c byp=(tvp(i,nl)-tv(i,nl))*dph(i,nl)/p(i,nl) |
685 |
c cape(i)=capem(i)+byp |
686 |
c defrac=capem(i)-cape(i) |
687 |
c defrac=max(defrac,0.001) |
688 |
c frac(i)=-cape(i)/defrac |
689 |
c frac(i)=min(frac(i),1.0) |
690 |
c frac(i)=max(frac(i),0.0) |
691 |
c540 continue |
692 |
c |
693 |
c K Emanuel fix |
694 |
c |
695 |
c call zilch(byp,ncum) |
696 |
c do 530 k=minorig+1,nl-1 |
697 |
c do 520 i=1,ncum |
698 |
c if(k.ge.(icb(i)+1))then |
699 |
c by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
700 |
c cape(i)=cape(i)+by |
701 |
c if(by.ge.0.0)inb1(i)=k+1 |
702 |
c if(cape(i).gt.0.0)then |
703 |
c inb(i)=k+1 |
704 |
c capem(i)=cape(i) |
705 |
c byp(i)=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
706 |
c endif |
707 |
c endif |
708 |
c520 continue |
709 |
c530 continue |
710 |
c do 540 i=1,ncum |
711 |
c inb(i)=max(inb(i),inb1(i)) |
712 |
c cape(i)=capem(i)+byp(i) |
713 |
c defrac=capem(i)-cape(i) |
714 |
c defrac=max(defrac,0.001) |
715 |
c frac(i)=-cape(i)/defrac |
716 |
c frac(i)=min(frac(i),1.0) |
717 |
c frac(i)=max(frac(i),0.0) |
718 |
c540 continue |
719 |
c |
720 |
c J Teixeira fix |
721 |
c |
722 |
call zilch(byp,ncum) |
723 |
do 515 i=1,ncum |
724 |
lcape(i)=.true. |
725 |
515 continue |
726 |
do 530 k=minorig+1,nl-1 |
727 |
do 520 i=1,ncum |
728 |
if(cape(i).lt.0.0)lcape(i)=.false. |
729 |
if((k.ge.(icb(i)+1)).and.lcape(i))then |
730 |
by=(tvp(i,k)-tv(i,k))*dph(i,k)/p(i,k) |
731 |
byp(i)=(tvp(i,k+1)-tv(i,k+1))*dph(i,k+1)/p(i,k+1) |
732 |
cape(i)=cape(i)+by |
733 |
if(by.ge.0.0)inb1(i)=k+1 |
734 |
if(cape(i).gt.0.0)then |
735 |
inb(i)=k+1 |
736 |
capem(i)=cape(i) |
737 |
endif |
738 |
endif |
739 |
520 continue |
740 |
530 continue |
741 |
do 540 i=1,ncum |
742 |
cape(i)=capem(i)+byp(i) |
743 |
defrac=capem(i)-cape(i) |
744 |
defrac=max(defrac,0.001) |
745 |
frac(i)=-cape(i)/defrac |
746 |
frac(i)=min(frac(i),1.0) |
747 |
frac(i)=max(frac(i),0.0) |
748 |
540 continue |
749 |
c |
750 |
c===================================================================== |
751 |
c --- CALCULATE LIQUID WATER STATIC ENERGY OF LIFTED PARCEL |
752 |
c===================================================================== |
753 |
c |
754 |
c initialization: |
755 |
do i=1,ncum*nlp |
756 |
hp(i,1)=h(i,1) |
757 |
enddo |
758 |
|
759 |
do 600 k=minorig+1,nl |
760 |
do 590 i=1,ncum |
761 |
if((k.ge.icb(i)).and.(k.le.inb(i)))then |
762 |
hp(i,k)=h(i,nk(i))+(lv(i,k)+(cpd-cpv)*t(i,k))*ep(i,k)*clw(i,k) |
763 |
endif |
764 |
590 continue |
765 |
600 continue |
766 |
c |
767 |
return |
768 |
end |
769 |
c |
770 |
SUBROUTINE cv_closure(nloc,ncum,nd,nk,icb |
771 |
: ,tv,tvp,p,ph,dph,plcl,cpn |
772 |
: ,iflag,cbmf) |
773 |
use cvthermo |
774 |
implicit none |
775 |
|
776 |
c inputs: |
777 |
integer ncum, nd, nloc |
778 |
integer nk(nloc), icb(nloc) |
779 |
real tv(nloc,nd), tvp(nloc,nd), p(nloc,nd), dph(nloc,nd) |
780 |
real ph(nloc,nd+1) ! caution nd instead ndp1 to be consistent... |
781 |
real plcl(nloc), cpn(nloc,nd) |
782 |
|
783 |
c outputs: |
784 |
integer iflag(nloc) |
785 |
real cbmf(nloc) ! also an input |
786 |
|
787 |
c local variables: |
788 |
integer i, k, icbmax |
789 |
real dtpbl(nloc), dtmin(nloc), tvpplcl(nloc), tvaplcl(nloc) |
790 |
real work(nloc) |
791 |
|
792 |
include "cvparam.h" |
793 |
|
794 |
c------------------------------------------------------------------- |
795 |
c Compute icbmax. |
796 |
c------------------------------------------------------------------- |
797 |
|
798 |
icbmax=2 |
799 |
do 230 i=1,ncum |
800 |
icbmax=max(icbmax,icb(i)) |
801 |
230 continue |
802 |
|
803 |
c===================================================================== |
804 |
c --- CALCULATE CLOUD BASE MASS FLUX |
805 |
c===================================================================== |
806 |
c |
807 |
c tvpplcl = parcel temperature lifted adiabatically from level |
808 |
c icb-1 to the LCL. |
809 |
c tvaplcl = virtual temperature at the LCL. |
810 |
c |
811 |
do 610 i=1,ncum |
812 |
dtpbl(i)=0.0 |
813 |
tvpplcl(i)=tvp(i,icb(i)-1) |
814 |
& -rrd*tvp(i,icb(i)-1)*(p(i,icb(i)-1)-plcl(i)) |
815 |
& /(cpn(i,icb(i)-1)*p(i,icb(i)-1)) |
816 |
tvaplcl(i)=tv(i,icb(i)) |
817 |
& +(tvp(i,icb(i))-tvp(i,icb(i)+1))*(plcl(i)-p(i,icb(i))) |
818 |
& /(p(i,icb(i))-p(i,icb(i)+1)) |
819 |
610 continue |
820 |
|
821 |
c------------------------------------------------------------------- |
822 |
c --- Interpolate difference between lifted parcel and |
823 |
c --- environmental temperatures to lifted condensation level |
824 |
c------------------------------------------------------------------- |
825 |
c |
826 |
c dtpbl = average of tvp-tv in the PBL (k=nk to icb-1). |
827 |
c |
828 |
do 630 k=minorig,icbmax |
829 |
do 620 i=1,ncum |
830 |
if((k.ge.nk(i)).and.(k.le.(icb(i)-1)))then |
831 |
dtpbl(i)=dtpbl(i)+(tvp(i,k)-tv(i,k))*dph(i,k) |
832 |
endif |
833 |
620 continue |
834 |
630 continue |
835 |
do 640 i=1,ncum |
836 |
dtpbl(i)=dtpbl(i)/(ph(i,nk(i))-ph(i,icb(i))) |
837 |
dtmin(i)=tvpplcl(i)-tvaplcl(i)+dtmax+dtpbl(i) |
838 |
640 continue |
839 |
c |
840 |
c------------------------------------------------------------------- |
841 |
c --- Adjust cloud base mass flux |
842 |
c------------------------------------------------------------------- |
843 |
c |
844 |
do 650 i=1,ncum |
845 |
work(i)=cbmf(i) |
846 |
cbmf(i)=max(0.0,(1.0-damp)*cbmf(i)+0.1*alpha*dtmin(i)) |
847 |
if((work(i).eq.0.0).and.(cbmf(i).eq.0.0))then |
848 |
iflag(i)=3 |
849 |
endif |
850 |
650 continue |
851 |
|
852 |
return |
853 |
end |
854 |
|
855 |
SUBROUTINE cv_mixing(nloc,ncum,nd,icb,nk,inb,inb1 |
856 |
: ,ph,t,q,qs,u,v,h,lv,qnk |
857 |
: ,hp,tv,tvp,ep,clw,cbmf |
858 |
: ,m,ment,qent,uent,vent,nent,sij,elij) |
859 |
use cvthermo |
860 |
implicit none |
861 |
|
862 |
include "cvparam.h" |
863 |
|
864 |
c inputs: |
865 |
integer ncum, nd, nloc |
866 |
integer icb(nloc), inb(nloc), inb1(nloc), nk(nloc) |
867 |
real cbmf(nloc), qnk(nloc) |
868 |
real ph(nloc,nd+1) |
869 |
real t(nloc,nd), q(nloc,nd), qs(nloc,nd), lv(nloc,nd) |
870 |
real u(nloc,nd), v(nloc,nd), h(nloc,nd), hp(nloc,nd) |
871 |
real tv(nloc,nd), tvp(nloc,nd), ep(nloc,nd), clw(nloc,nd) |
872 |
|
873 |
c outputs: |
874 |
integer nent(nloc,nd) |
875 |
real m(nloc,nd), ment(nloc,nd,nd), qent(nloc,nd,nd) |
876 |
real uent(nloc,nd,nd), vent(nloc,nd,nd) |
877 |
real sij(nloc,nd,nd), elij(nloc,nd,nd) |
878 |
|
879 |
c local variables: |
880 |
integer i, j, k, ij |
881 |
integer num1, num2 |
882 |
real dbo, qti, bf2, anum, denom, dei, altem, cwat, stemp |
883 |
real alt, qp1, smid, sjmin, sjmax, delp, delm |
884 |
real work(nloc), asij(nloc), smin(nloc), scrit(nloc) |
885 |
real bsum(nloc,nd) |
886 |
logical lwork(nloc) |
887 |
|
888 |
c===================================================================== |
889 |
c --- INITIALIZE VARIOUS ARRAYS USED IN THE COMPUTATIONS |
890 |
c===================================================================== |
891 |
c |
892 |
do 360 i=1,ncum*nlp |
893 |
nent(i,1)=0 |
894 |
m(i,1)=0.0 |
895 |
360 continue |
896 |
c |
897 |
do 400 k=1,nlp |
898 |
do 390 j=1,nlp |
899 |
do 385 i=1,ncum |
900 |
qent(i,k,j)=q(i,j) |
901 |
uent(i,k,j)=u(i,j) |
902 |
vent(i,k,j)=v(i,j) |
903 |
elij(i,k,j)=0.0 |
904 |
ment(i,k,j)=0.0 |
905 |
sij(i,k,j)=0.0 |
906 |
385 continue |
907 |
390 continue |
908 |
400 continue |
909 |
c |
910 |
c------------------------------------------------------------------- |
911 |
c --- Calculate rates of mixing, m(i) |
912 |
c------------------------------------------------------------------- |
913 |
c |
914 |
call zilch(work,ncum) |
915 |
c |
916 |
do 670 j=minorig+1,nl |
917 |
do 660 i=1,ncum |
918 |
if((j.ge.(icb(i)+1)).and.(j.le.inb(i)))then |
919 |
k=min(j,inb1(i)) |
920 |
dbo=abs(tv(i,k+1)-tvp(i,k+1)-tv(i,k-1)+tvp(i,k-1)) |
921 |
& +entp*0.04*(ph(i,k)-ph(i,k+1)) |
922 |
work(i)=work(i)+dbo |
923 |
m(i,j)=cbmf(i)*dbo |
924 |
endif |
925 |
660 continue |
926 |
670 continue |
927 |
do 690 k=minorig+1,nl |
928 |
do 680 i=1,ncum |
929 |
if((k.ge.(icb(i)+1)).and.(k.le.inb(i)))then |
930 |
m(i,k)=m(i,k)/work(i) |
931 |
endif |
932 |
680 continue |
933 |
690 continue |
934 |
c |
935 |
c |
936 |
c===================================================================== |
937 |
c --- CALCULATE ENTRAINED AIR MASS FLUX (ment), TOTAL WATER MIXING |
938 |
c --- RATIO (QENT), TOTAL CONDENSED WATER (elij), AND MIXING |
939 |
c --- FRACTION (sij) |
940 |
c===================================================================== |
941 |
c |
942 |
c |
943 |
do 750 i=minorig+1,nl |
944 |
do 710 j=minorig+1,nl |
945 |
do 700 ij=1,ncum |
946 |
if((i.ge.(icb(ij)+1)).and.(j.ge.icb(ij)) |
947 |
& .and.(i.le.inb(ij)).and.(j.le.inb(ij)))then |
948 |
qti=qnk(ij)-ep(ij,i)*clw(ij,i) |
949 |
bf2=1.+lv(ij,j)*lv(ij,j)*qs(ij,j) |
950 |
& /(rrv*t(ij,j)*t(ij,j)*cpd) |
951 |
anum=h(ij,j)-hp(ij,i)+(cpv-cpd)*t(ij,j)*(qti-q(ij,j)) |
952 |
denom=h(ij,i)-hp(ij,i)+(cpd-cpv)*(q(ij,i)-qti)*t(ij,j) |
953 |
dei=denom |
954 |
if(abs(dei).lt.0.01)dei=0.01 |
955 |
sij(ij,i,j)=anum/dei |
956 |
sij(ij,i,i)=1.0 |
957 |
altem=sij(ij,i,j)*q(ij,i)+(1.-sij(ij,i,j))*qti-qs(ij,j) |
958 |
altem=altem/bf2 |
959 |
cwat=clw(ij,j)*(1.-ep(ij,j)) |
960 |
stemp=sij(ij,i,j) |
961 |
if((stemp.lt.0.0.or.stemp.gt.1.0.or. |
962 |
1 altem.gt.cwat).and.j.gt.i)then |
963 |
anum=anum-lv(ij,j)*(qti-qs(ij,j)-cwat*bf2) |
964 |
denom=denom+lv(ij,j)*(q(ij,i)-qti) |
965 |
if(abs(denom).lt.0.01)denom=0.01 |
966 |
sij(ij,i,j)=anum/denom |
967 |
altem=sij(ij,i,j)*q(ij,i)+(1.-sij(ij,i,j))*qti-qs(ij,j) |
968 |
altem=altem-(bf2-1.)*cwat |
969 |
endif |
970 |
if(sij(ij,i,j).gt.0.0.and.sij(ij,i,j).lt.0.9)then |
971 |
qent(ij,i,j)=sij(ij,i,j)*q(ij,i) |
972 |
& +(1.-sij(ij,i,j))*qti |
973 |
uent(ij,i,j)=sij(ij,i,j)*u(ij,i) |
974 |
& +(1.-sij(ij,i,j))*u(ij,nk(ij)) |
975 |
vent(ij,i,j)=sij(ij,i,j)*v(ij,i) |
976 |
& +(1.-sij(ij,i,j))*v(ij,nk(ij)) |
977 |
elij(ij,i,j)=altem |
978 |
elij(ij,i,j)=max(0.0,elij(ij,i,j)) |
979 |
ment(ij,i,j)=m(ij,i)/(1.-sij(ij,i,j)) |
980 |
nent(ij,i)=nent(ij,i)+1 |
981 |
endif |
982 |
sij(ij,i,j)=max(0.0,sij(ij,i,j)) |
983 |
sij(ij,i,j)=min(1.0,sij(ij,i,j)) |
984 |
endif |
985 |
700 continue |
986 |
710 continue |
987 |
c |
988 |
c *** If no air can entrain at level i assume that updraft detrains *** |
989 |
c *** at that level and calculate detrained air flux and properties *** |
990 |
c |
991 |
do 740 ij=1,ncum |
992 |
if((i.ge.(icb(ij)+1)).and.(i.le.inb(ij)) |
993 |
& .and.(nent(ij,i).eq.0))then |
994 |
ment(ij,i,i)=m(ij,i) |
995 |
qent(ij,i,i)=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
996 |
uent(ij,i,i)=u(ij,nk(ij)) |
997 |
vent(ij,i,i)=v(ij,nk(ij)) |
998 |
elij(ij,i,i)=clw(ij,i) |
999 |
sij(ij,i,i)=1.0 |
1000 |
endif |
1001 |
740 continue |
1002 |
750 continue |
1003 |
c |
1004 |
do 770 i=1,ncum |
1005 |
sij(i,inb(i),inb(i))=1.0 |
1006 |
770 continue |
1007 |
c |
1008 |
c===================================================================== |
1009 |
c --- NORMALIZE ENTRAINED AIR MASS FLUXES |
1010 |
c --- TO REPRESENT EQUAL PROBABILITIES OF MIXING |
1011 |
c===================================================================== |
1012 |
c |
1013 |
call zilch(bsum,ncum*nlp) |
1014 |
do 780 ij=1,ncum |
1015 |
lwork(ij)=.false. |
1016 |
780 continue |
1017 |
do 789 i=minorig+1,nl |
1018 |
c |
1019 |
num1=0 |
1020 |
do 779 ij=1,ncum |
1021 |
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)))num1=num1+1 |
1022 |
779 continue |
1023 |
if(num1.le.0)go to 789 |
1024 |
c |
1025 |
do 781 ij=1,ncum |
1026 |
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)))then |
1027 |
lwork(ij)=(nent(ij,i).ne.0) |
1028 |
qp1=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
1029 |
anum=h(ij,i)-hp(ij,i)-lv(ij,i)*(qp1-qs(ij,i)) |
1030 |
denom=h(ij,i)-hp(ij,i)+lv(ij,i)*(q(ij,i)-qp1) |
1031 |
if(abs(denom).lt.0.01)denom=0.01 |
1032 |
scrit(ij)=anum/denom |
1033 |
alt=qp1-qs(ij,i)+scrit(ij)*(q(ij,i)-qp1) |
1034 |
if(scrit(ij).lt.0.0.or.alt.lt.0.0)scrit(ij)=1.0 |
1035 |
asij(ij)=0.0 |
1036 |
smin(ij)=1.0 |
1037 |
endif |
1038 |
781 continue |
1039 |
do 783 j=minorig,nl |
1040 |
c |
1041 |
num2=0 |
1042 |
do 778 ij=1,ncum |
1043 |
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
1044 |
& .and.(j.ge.icb(ij)).and.(j.le.inb(ij)) |
1045 |
& .and.lwork(ij))num2=num2+1 |
1046 |
778 continue |
1047 |
if(num2.le.0)go to 783 |
1048 |
c |
1049 |
do 782 ij=1,ncum |
1050 |
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
1051 |
& .and.(j.ge.icb(ij)).and.(j.le.inb(ij)).and.lwork(ij))then |
1052 |
if(sij(ij,i,j).gt.0.0.and.sij(ij,i,j).lt.0.9)then |
1053 |
if(j.gt.i)then |
1054 |
smid=min(sij(ij,i,j),scrit(ij)) |
1055 |
sjmax=smid |
1056 |
sjmin=smid |
1057 |
if(smid.lt.smin(ij) |
1058 |
& .and.sij(ij,i,j+1).lt.smid)then |
1059 |
smin(ij)=smid |
1060 |
sjmax=min(sij(ij,i,j+1),sij(ij,i,j),scrit(ij)) |
1061 |
sjmin=max(sij(ij,i,j-1),sij(ij,i,j)) |
1062 |
sjmin=min(sjmin,scrit(ij)) |
1063 |
endif |
1064 |
else |
1065 |
sjmax=max(sij(ij,i,j+1),scrit(ij)) |
1066 |
smid=max(sij(ij,i,j),scrit(ij)) |
1067 |
sjmin=0.0 |
1068 |
if(j.gt.1)sjmin=sij(ij,i,j-1) |
1069 |
sjmin=max(sjmin,scrit(ij)) |
1070 |
endif |
1071 |
delp=abs(sjmax-smid) |
1072 |
delm=abs(sjmin-smid) |
1073 |
asij(ij)=asij(ij)+(delp+delm) |
1074 |
& *(ph(ij,j)-ph(ij,j+1)) |
1075 |
ment(ij,i,j)=ment(ij,i,j)*(delp+delm) |
1076 |
& *(ph(ij,j)-ph(ij,j+1)) |
1077 |
endif |
1078 |
endif |
1079 |
782 continue |
1080 |
783 continue |
1081 |
do 784 ij=1,ncum |
1082 |
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)).and.lwork(ij))then |
1083 |
asij(ij)=max(1.0e-21,asij(ij)) |
1084 |
asij(ij)=1.0/asij(ij) |
1085 |
bsum(ij,i)=0.0 |
1086 |
endif |
1087 |
784 continue |
1088 |
do 786 j=minorig,nl+1 |
1089 |
do 785 ij=1,ncum |
1090 |
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
1091 |
& .and.(j.ge.icb(ij)).and.(j.le.inb(ij)) |
1092 |
& .and.lwork(ij))then |
1093 |
ment(ij,i,j)=ment(ij,i,j)*asij(ij) |
1094 |
bsum(ij,i)=bsum(ij,i)+ment(ij,i,j) |
1095 |
endif |
1096 |
785 continue |
1097 |
786 continue |
1098 |
do 787 ij=1,ncum |
1099 |
if((i.ge.icb(ij)+1).and.(i.le.inb(ij)) |
1100 |
& .and.(bsum(ij,i).lt.1.0e-18).and.lwork(ij))then |
1101 |
nent(ij,i)=0 |
1102 |
ment(ij,i,i)=m(ij,i) |
1103 |
qent(ij,i,i)=q(ij,nk(ij))-ep(ij,i)*clw(ij,i) |
1104 |
uent(ij,i,i)=u(ij,nk(ij)) |
1105 |
vent(ij,i,i)=v(ij,nk(ij)) |
1106 |
elij(ij,i,i)=clw(ij,i) |
1107 |
sij(ij,i,i)=1.0 |
1108 |
endif |
1109 |
787 continue |
1110 |
789 continue |
1111 |
c |
1112 |
return |
1113 |
end |
1114 |
|
1115 |
SUBROUTINE cv_unsat(nloc,ncum,nd,inb,t,q,qs,gz,u,v,p,ph |
1116 |
: ,h,lv,ep,sigp,clw,m,ment,elij |
1117 |
: ,iflag,mp,qp,up,vp,wt,water,evap) |
1118 |
use cvthermo |
1119 |
implicit none |
1120 |
|
1121 |
|
1122 |
include "cvparam.h" |
1123 |
|
1124 |
c inputs: |
1125 |
integer ncum, nd, nloc |
1126 |
integer inb(nloc) |
1127 |
real t(nloc,nd), q(nloc,nd), qs(nloc,nd) |
1128 |
real gz(nloc,nd), u(nloc,nd), v(nloc,nd) |
1129 |
real p(nloc,nd), ph(nloc,nd+1), h(nloc,nd) |
1130 |
real lv(nloc,nd), ep(nloc,nd), sigp(nloc,nd), clw(nloc,nd) |
1131 |
real m(nloc,nd), ment(nloc,nd,nd), elij(nloc,nd,nd) |
1132 |
|
1133 |
c outputs: |
1134 |
integer iflag(nloc) ! also an input |
1135 |
real mp(nloc,nd), qp(nloc,nd), up(nloc,nd), vp(nloc,nd) |
1136 |
real water(nloc,nd), evap(nloc,nd), wt(nloc,nd) |
1137 |
|
1138 |
c local variables: |
1139 |
integer i,j,k,ij,num1 |
1140 |
integer jtt(nloc) |
1141 |
real awat, coeff, qsm, afac, sigt, b6, c6, revap |
1142 |
real dhdp, fac, qstm, rat |
1143 |
real wdtrain(nloc) |
1144 |
logical lwork(nloc) |
1145 |
|
1146 |
c===================================================================== |
1147 |
c --- PRECIPITATING DOWNDRAFT CALCULATION |
1148 |
c===================================================================== |
1149 |
c |
1150 |
c Initializations: |
1151 |
c |
1152 |
do i = 1, ncum |
1153 |
do k = 1, nl+1 |
1154 |
wt(i,k) = omtsnow |
1155 |
mp(i,k) = 0.0 |
1156 |
evap(i,k) = 0.0 |
1157 |
water(i,k) = 0.0 |
1158 |
enddo |
1159 |
enddo |
1160 |
|
1161 |
do 420 i=1,ncum |
1162 |
qp(i,1)=q(i,1) |
1163 |
up(i,1)=u(i,1) |
1164 |
vp(i,1)=v(i,1) |
1165 |
420 continue |
1166 |
|
1167 |
do 440 k=2,nl+1 |
1168 |
do 430 i=1,ncum |
1169 |
qp(i,k)=q(i,k-1) |
1170 |
up(i,k)=u(i,k-1) |
1171 |
vp(i,k)=v(i,k-1) |
1172 |
430 continue |
1173 |
440 continue |
1174 |
|
1175 |
|
1176 |
c *** Check whether ep(inb)=0, if so, skip precipitating *** |
1177 |
c *** downdraft calculation *** |
1178 |
c |
1179 |
c |
1180 |
c *** Integrate liquid water equation to find condensed water *** |
1181 |
c *** and condensed water flux *** |
1182 |
c |
1183 |
c |
1184 |
do 890 i=1,ncum |
1185 |
jtt(i)=2 |
1186 |
if(ep(i,inb(i)).le.0.0001)iflag(i)=2 |
1187 |
if(iflag(i).eq.0)then |
1188 |
lwork(i)=.true. |
1189 |
else |
1190 |
lwork(i)=.false. |
1191 |
endif |
1192 |
890 continue |
1193 |
c |
1194 |
c *** Begin downdraft loop *** |
1195 |
c |
1196 |
c |
1197 |
call zilch(wdtrain,ncum) |
1198 |
do 899 i=nl+1,1,-1 |
1199 |
c |
1200 |
num1=0 |
1201 |
do 879 ij=1,ncum |
1202 |
if((i.le.inb(ij)).and.lwork(ij))num1=num1+1 |
1203 |
879 continue |
1204 |
if(num1.le.0)go to 899 |
1205 |
c |
1206 |
c |
1207 |
c *** Calculate detrained precipitation *** |
1208 |
c |
1209 |
do 891 ij=1,ncum |
1210 |
if((i.le.inb(ij)).and.(lwork(ij)))then |
1211 |
wdtrain(ij)=g*ep(ij,i)*m(ij,i)*clw(ij,i) |
1212 |
endif |
1213 |
891 continue |
1214 |
c |
1215 |
if(i.gt.1)then |
1216 |
do 893 j=1,i-1 |
1217 |
do 892 ij=1,ncum |
1218 |
if((i.le.inb(ij)).and.(lwork(ij)))then |
1219 |
awat=elij(ij,j,i)-(1.-ep(ij,i))*clw(ij,i) |
1220 |
awat=max(0.0,awat) |
1221 |
wdtrain(ij)=wdtrain(ij)+g*awat*ment(ij,j,i) |
1222 |
endif |
1223 |
892 continue |
1224 |
893 continue |
1225 |
endif |
1226 |
c |
1227 |
c *** Find rain water and evaporation using provisional *** |
1228 |
c *** estimates of qp(i)and qp(i-1) *** |
1229 |
c |
1230 |
c |
1231 |
c *** Value of terminal velocity and coeffecient of evaporation for snow *** |
1232 |
c |
1233 |
do 894 ij=1,ncum |
1234 |
if((i.le.inb(ij)).and.(lwork(ij)))then |
1235 |
coeff=coeffs |
1236 |
wt(ij,i)=omtsnow |
1237 |
c |
1238 |
c *** Value of terminal velocity and coeffecient of evaporation for rain *** |
1239 |
c |
1240 |
if(t(ij,i).gt.273.0)then |
1241 |
coeff=coeffr |
1242 |
wt(ij,i)=omtrain |
1243 |
endif |
1244 |
qsm=0.5*(q(ij,i)+qp(ij,i+1)) |
1245 |
afac=coeff*ph(ij,i)*(qs(ij,i)-qsm) |
1246 |
& /(1.0e4+2.0e3*ph(ij,i)*qs(ij,i)) |
1247 |
afac=max(afac,0.0) |
1248 |
sigt=sigp(ij,i) |
1249 |
sigt=max(0.0,sigt) |
1250 |
sigt=min(1.0,sigt) |
1251 |
b6=100.*(ph(ij,i)-ph(ij,i+1))*sigt*afac/wt(ij,i) |
1252 |
c6=(water(ij,i+1)*wt(ij,i+1)+wdtrain(ij)/sigd)/wt(ij,i) |
1253 |
revap=0.5*(-b6+sqrt(b6*b6+4.*c6)) |
1254 |
evap(ij,i)=sigt*afac*revap |
1255 |
water(ij,i)=revap*revap |
1256 |
c |
1257 |
c *** Calculate precipitating downdraft mass flux under *** |
1258 |
c *** hydrostatic approximation *** |
1259 |
c |
1260 |
if(i.gt.1)then |
1261 |
dhdp=(h(ij,i)-h(ij,i-1))/(p(ij,i-1)-p(ij,i)) |
1262 |
dhdp=max(dhdp,10.0) |
1263 |
mp(ij,i)=100.*ginv*lv(ij,i)*sigd*evap(ij,i)/dhdp |
1264 |
mp(ij,i)=max(mp(ij,i),0.0) |
1265 |
c |
1266 |
c *** Add small amount of inertia to downdraft *** |
1267 |
c |
1268 |
fac=20.0/(ph(ij,i-1)-ph(ij,i)) |
1269 |
mp(ij,i)=(fac*mp(ij,i+1)+mp(ij,i))/(1.+fac) |
1270 |
c |
1271 |
c *** Force mp to decrease linearly to zero *** |
1272 |
c *** between about 950 mb and the surface *** |
1273 |
c |
1274 |
if(p(ij,i).gt.(0.949*p(ij,1)))then |
1275 |
jtt(ij)=max(jtt(ij),i) |
1276 |
mp(ij,i)=mp(ij,jtt(ij))*(p(ij,1)-p(ij,i)) |
1277 |
& /(p(ij,1)-p(ij,jtt(ij))) |
1278 |
endif |
1279 |
endif |
1280 |
c |
1281 |
c *** Find mixing ratio of precipitating downdraft *** |
1282 |
c |
1283 |
if(i.ne.inb(ij))then |
1284 |
if(i.eq.1)then |
1285 |
qstm=qs(ij,1) |
1286 |
else |
1287 |
qstm=qs(ij,i-1) |
1288 |
endif |
1289 |
if(mp(ij,i).gt.mp(ij,i+1))then |
1290 |
rat=mp(ij,i+1)/mp(ij,i) |
1291 |
qp(ij,i)=qp(ij,i+1)*rat+q(ij,i)*(1.0-rat)+100.*ginv* |
1292 |
& sigd*(ph(ij,i)-ph(ij,i+1))*(evap(ij,i)/mp(ij,i)) |
1293 |
up(ij,i)=up(ij,i+1)*rat+u(ij,i)*(1.-rat) |
1294 |
vp(ij,i)=vp(ij,i+1)*rat+v(ij,i)*(1.-rat) |
1295 |
else |
1296 |
if(mp(ij,i+1).gt.0.0)then |
1297 |
qp(ij,i)=(gz(ij,i+1)-gz(ij,i) |
1298 |
& +qp(ij,i+1)*(lv(ij,i+1)+t(ij,i+1) |
1299 |
& *(cl-cpd))+cpd*(t(ij,i+1)-t(ij,i))) |
1300 |
& /(lv(ij,i)+t(ij,i)*(cl-cpd)) |
1301 |
up(ij,i)=up(ij,i+1) |
1302 |
vp(ij,i)=vp(ij,i+1) |
1303 |
endif |
1304 |
endif |
1305 |
qp(ij,i)=min(qp(ij,i),qstm) |
1306 |
qp(ij,i)=max(qp(ij,i),0.0) |
1307 |
endif |
1308 |
endif |
1309 |
894 continue |
1310 |
899 continue |
1311 |
c |
1312 |
return |
1313 |
end |
1314 |
|
1315 |
SUBROUTINE cv_yield(nloc,ncum,nd,nk,icb,inb,delt |
1316 |
: ,t,q,u,v,gz,p,ph,h,hp,lv,cpn |
1317 |
: ,ep,clw,frac,m,mp,qp,up,vp |
1318 |
: ,wt,water,evap |
1319 |
: ,ment,qent,uent,vent,nent,elij |
1320 |
: ,tv,tvp |
1321 |
o ,iflag,wd,qprime,tprime |
1322 |
o ,precip,cbmf,ft,fq,fu,fv,Ma,qcondc) |
1323 |
use cvthermo |
1324 |
implicit none |
1325 |
|
1326 |
include "cvparam.h" |
1327 |
|
1328 |
c inputs |
1329 |
integer ncum, nd, nloc |
1330 |
integer nk(nloc), icb(nloc), inb(nloc) |
1331 |
integer nent(nloc,nd) |
1332 |
real, intent(in):: delt |
1333 |
real t(nloc,nd), q(nloc,nd), u(nloc,nd), v(nloc,nd) |
1334 |
real gz(nloc,nd) |
1335 |
real p(nloc,nd), ph(nloc,nd+1), h(nloc,nd) |
1336 |
real hp(nloc,nd), lv(nloc,nd) |
1337 |
real cpn(nloc,nd), ep(nloc,nd), clw(nloc,nd), frac(nloc) |
1338 |
real m(nloc,nd), mp(nloc,nd), qp(nloc,nd) |
1339 |
real up(nloc,nd), vp(nloc,nd) |
1340 |
real wt(nloc,nd), water(nloc,nd), evap(nloc,nd) |
1341 |
real ment(nloc,nd,nd), qent(nloc,nd,nd), elij(nloc,nd,nd) |
1342 |
real uent(nloc,nd,nd), vent(nloc,nd,nd) |
1343 |
real tv(nloc,nd), tvp(nloc,nd) |
1344 |
|
1345 |
c outputs |
1346 |
integer iflag(nloc) ! also an input |
1347 |
real cbmf(nloc) ! also an input |
1348 |
real wd(nloc), tprime(nloc), qprime(nloc) |
1349 |
real precip(nloc) |
1350 |
real ft(nloc,nd), fq(nloc,nd), fu(nloc,nd), fv(nloc,nd) |
1351 |
real Ma(nloc,nd) |
1352 |
real qcondc(nloc,nd) |
1353 |
|
1354 |
c local variables |
1355 |
integer i,j,ij,k,num1 |
1356 |
real dpinv,cpinv,awat,fqold,ftold,fuold,fvold,delti |
1357 |
real work(nloc), am(nloc),amp1(nloc),ad(nloc) |
1358 |
real ents(nloc), uav(nloc),vav(nloc),lvcp(nloc,nd) |
1359 |
real qcond(nloc,nd), nqcond(nloc,nd), wa(nloc,nd) ! cld |
1360 |
real siga(nloc,nd), ax(nloc,nd), mac(nloc,nd) ! cld |
1361 |
|
1362 |
|
1363 |
c -- initializations: |
1364 |
|
1365 |
delti = 1.0/delt |
1366 |
|
1367 |
do 160 i=1,ncum |
1368 |
precip(i)=0.0 |
1369 |
wd(i)=0.0 |
1370 |
tprime(i)=0.0 |
1371 |
qprime(i)=0.0 |
1372 |
do 170 k=1,nl+1 |
1373 |
ft(i,k)=0.0 |
1374 |
fu(i,k)=0.0 |
1375 |
fv(i,k)=0.0 |
1376 |
fq(i,k)=0.0 |
1377 |
lvcp(i,k)=lv(i,k)/cpn(i,k) |
1378 |
qcondc(i,k)=0.0 ! cld |
1379 |
qcond(i,k)=0.0 ! cld |
1380 |
nqcond(i,k)=0.0 ! cld |
1381 |
170 continue |
1382 |
160 continue |
1383 |
|
1384 |
c |
1385 |
c *** Calculate surface precipitation in mm/day *** |
1386 |
c |
1387 |
do 1190 i=1,ncum |
1388 |
if(iflag(i).le.1)then |
1389 |
precip(i) = wt(i,1)*sigd*water(i,1)*86400/g |
1390 |
endif |
1391 |
1190 continue |
1392 |
c |
1393 |
c |
1394 |
c *** Calculate downdraft velocity scale and surface temperature and *** |
1395 |
c *** water vapor fluctuations *** |
1396 |
c |
1397 |
do i=1,ncum |
1398 |
wd(i)=betad*abs(mp(i,icb(i)))*0.01*rrd*t(i,icb(i)) |
1399 |
: /(sigd*p(i,icb(i))) |
1400 |
qprime(i)=0.5*(qp(i,1)-q(i,1)) |
1401 |
tprime(i)=lv0*qprime(i)/cpd |
1402 |
enddo |
1403 |
c |
1404 |
c *** Calculate tendencies of lowest level potential temperature *** |
1405 |
c *** and mixing ratio *** |
1406 |
c |
1407 |
do 1200 i=1,ncum |
1408 |
work(i)=0.01/(ph(i,1)-ph(i,2)) |
1409 |
am(i)=0.0 |
1410 |
1200 continue |
1411 |
do 1220 k=2,nl |
1412 |
do 1210 i=1,ncum |
1413 |
if((nk(i).eq.1).and.(k.le.inb(i)).and.(nk(i).eq.1))then |
1414 |
am(i)=am(i)+m(i,k) |
1415 |
endif |
1416 |
1210 continue |
1417 |
1220 continue |
1418 |
do 1240 i=1,ncum |
1419 |
if((g*work(i)*am(i)).ge.delti)iflag(i)=1 |
1420 |
ft(i,1)=ft(i,1)+g*work(i)*am(i)*(t(i,2)-t(i,1) |
1421 |
& +(gz(i,2)-gz(i,1))/cpn(i,1)) |
1422 |
ft(i,1)=ft(i,1)-lvcp(i,1)*sigd*evap(i,1) |
1423 |
ft(i,1)=ft(i,1)+sigd*wt(i,2)*(cl-cpd)*water(i,2)*(t(i,2) |
1424 |
& -t(i,1))*work(i)/cpn(i,1) |
1425 |
fq(i,1)=fq(i,1)+g*mp(i,2)*(qp(i,2)-q(i,1))* |
1426 |
& work(i)+sigd*evap(i,1) |
1427 |
fq(i,1)=fq(i,1)+g*am(i)*(q(i,2)-q(i,1))*work(i) |
1428 |
fu(i,1)=fu(i,1)+g*work(i)*(mp(i,2)*(up(i,2)-u(i,1)) |
1429 |
& +am(i)*(u(i,2)-u(i,1))) |
1430 |
fv(i,1)=fv(i,1)+g*work(i)*(mp(i,2)*(vp(i,2)-v(i,1)) |
1431 |
& +am(i)*(v(i,2)-v(i,1))) |
1432 |
1240 continue |
1433 |
do 1260 j=2,nl |
1434 |
do 1250 i=1,ncum |
1435 |
if(j.le.inb(i))then |
1436 |
fq(i,1)=fq(i,1) |
1437 |
& +g*work(i)*ment(i,j,1)*(qent(i,j,1)-q(i,1)) |
1438 |
fu(i,1)=fu(i,1) |
1439 |
& +g*work(i)*ment(i,j,1)*(uent(i,j,1)-u(i,1)) |
1440 |
fv(i,1)=fv(i,1) |
1441 |
& +g*work(i)*ment(i,j,1)*(vent(i,j,1)-v(i,1)) |
1442 |
endif |
1443 |
1250 continue |
1444 |
1260 continue |
1445 |
c |
1446 |
c *** Calculate tendencies of potential temperature and mixing ratio *** |
1447 |
c *** at levels above the lowest level *** |
1448 |
c |
1449 |
c *** First find the net saturated updraft and downdraft mass fluxes *** |
1450 |
c *** through each level *** |
1451 |
c |
1452 |
do 1500 i=2,nl+1 |
1453 |
c |
1454 |
num1=0 |
1455 |
do 1265 ij=1,ncum |
1456 |
if(i.le.inb(ij))num1=num1+1 |
1457 |
1265 continue |
1458 |
if(num1.le.0)go to 1500 |
1459 |
c |
1460 |
call zilch(amp1,ncum) |
1461 |
call zilch(ad,ncum) |
1462 |
c |
1463 |
do 1280 k=i+1,nl+1 |
1464 |
do 1270 ij=1,ncum |
1465 |
if((i.ge.nk(ij)).and.(i.le.inb(ij)) |
1466 |
& .and.(k.le.(inb(ij)+1)))then |
1467 |
amp1(ij)=amp1(ij)+m(ij,k) |
1468 |
endif |
1469 |
1270 continue |
1470 |
1280 continue |
1471 |
c |
1472 |
do 1310 k=1,i |
1473 |
do 1300 j=i+1,nl+1 |
1474 |
do 1290 ij=1,ncum |
1475 |
if((j.le.(inb(ij)+1)).and.(i.le.inb(ij)))then |
1476 |
amp1(ij)=amp1(ij)+ment(ij,k,j) |
1477 |
endif |
1478 |
1290 continue |
1479 |
1300 continue |
1480 |
1310 continue |
1481 |
do 1340 k=1,i-1 |
1482 |
do 1330 j=i,nl+1 |
1483 |
do 1320 ij=1,ncum |
1484 |
if((i.le.inb(ij)).and.(j.le.inb(ij)))then |
1485 |
ad(ij)=ad(ij)+ment(ij,j,k) |
1486 |
endif |
1487 |
1320 continue |
1488 |
1330 continue |
1489 |
1340 continue |
1490 |
c |
1491 |
do 1350 ij=1,ncum |
1492 |
if(i.le.inb(ij))then |
1493 |
dpinv=0.01/(ph(ij,i)-ph(ij,i+1)) |
1494 |
cpinv=1.0/cpn(ij,i) |
1495 |
c |
1496 |
ft(ij,i)=ft(ij,i) |
1497 |
& +g*dpinv*(amp1(ij)*(t(ij,i+1)-t(ij,i) |
1498 |
& +(gz(ij,i+1)-gz(ij,i))*cpinv) |
1499 |
& -ad(ij)*(t(ij,i)-t(ij,i-1)+(gz(ij,i)-gz(ij,i-1))*cpinv)) |
1500 |
& -sigd*lvcp(ij,i)*evap(ij,i) |
1501 |
ft(ij,i)=ft(ij,i)+g*dpinv*ment(ij,i,i)*(hp(ij,i)-h(ij,i)+ |
1502 |
& t(ij,i)*(cpv-cpd)*(q(ij,i)-qent(ij,i,i)))*cpinv |
1503 |
ft(ij,i)=ft(ij,i)+sigd*wt(ij,i+1)*(cl-cpd)*water(ij,i+1)* |
1504 |
& (t(ij,i+1)-t(ij,i))*dpinv*cpinv |
1505 |
fq(ij,i)=fq(ij,i)+g*dpinv*(amp1(ij)*(q(ij,i+1)-q(ij,i))- |
1506 |
& ad(ij)*(q(ij,i)-q(ij,i-1))) |
1507 |
fu(ij,i)=fu(ij,i)+g*dpinv*(amp1(ij)*(u(ij,i+1)-u(ij,i))- |
1508 |
& ad(ij)*(u(ij,i)-u(ij,i-1))) |
1509 |
fv(ij,i)=fv(ij,i)+g*dpinv*(amp1(ij)*(v(ij,i+1)-v(ij,i))- |
1510 |
& ad(ij)*(v(ij,i)-v(ij,i-1))) |
1511 |
endif |
1512 |
1350 continue |
1513 |
do 1370 k=1,i-1 |
1514 |
do 1360 ij=1,ncum |
1515 |
if(i.le.inb(ij))then |
1516 |
awat=elij(ij,k,i)-(1.-ep(ij,i))*clw(ij,i) |
1517 |
awat=max(awat,0.0) |
1518 |
fq(ij,i)=fq(ij,i) |
1519 |
& +g*dpinv*ment(ij,k,i)*(qent(ij,k,i)-awat-q(ij,i)) |
1520 |
fu(ij,i)=fu(ij,i) |
1521 |
& +g*dpinv*ment(ij,k,i)*(uent(ij,k,i)-u(ij,i)) |
1522 |
fv(ij,i)=fv(ij,i) |
1523 |
& +g*dpinv*ment(ij,k,i)*(vent(ij,k,i)-v(ij,i)) |
1524 |
c (saturated updrafts resulting from mixing) ! cld |
1525 |
qcond(ij,i)=qcond(ij,i)+(elij(ij,k,i)-awat) ! cld |
1526 |
nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
1527 |
endif |
1528 |
1360 continue |
1529 |
1370 continue |
1530 |
do 1390 k=i,nl+1 |
1531 |
do 1380 ij=1,ncum |
1532 |
if((i.le.inb(ij)).and.(k.le.inb(ij)))then |
1533 |
fq(ij,i)=fq(ij,i) |
1534 |
& +g*dpinv*ment(ij,k,i)*(qent(ij,k,i)-q(ij,i)) |
1535 |
fu(ij,i)=fu(ij,i) |
1536 |
& +g*dpinv*ment(ij,k,i)*(uent(ij,k,i)-u(ij,i)) |
1537 |
fv(ij,i)=fv(ij,i) |
1538 |
& +g*dpinv*ment(ij,k,i)*(vent(ij,k,i)-v(ij,i)) |
1539 |
endif |
1540 |
1380 continue |
1541 |
1390 continue |
1542 |
do 1400 ij=1,ncum |
1543 |
if(i.le.inb(ij))then |
1544 |
fq(ij,i)=fq(ij,i) |
1545 |
& +sigd*evap(ij,i)+g*(mp(ij,i+1)* |
1546 |
& (qp(ij,i+1)-q(ij,i)) |
1547 |
& -mp(ij,i)*(qp(ij,i)-q(ij,i-1)))*dpinv |
1548 |
fu(ij,i)=fu(ij,i) |
1549 |
& +g*(mp(ij,i+1)*(up(ij,i+1)-u(ij,i))-mp(ij,i)* |
1550 |
& (up(ij,i)-u(ij,i-1)))*dpinv |
1551 |
fv(ij,i)=fv(ij,i) |
1552 |
& +g*(mp(ij,i+1)*(vp(ij,i+1)-v(ij,i))-mp(ij,i)* |
1553 |
& (vp(ij,i)-v(ij,i-1)))*dpinv |
1554 |
C (saturated downdrafts resulting from mixing) ! cld |
1555 |
do k=i+1,inb(ij) ! cld |
1556 |
qcond(ij,i)=qcond(ij,i)+elij(ij,k,i) ! cld |
1557 |
nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
1558 |
enddo ! cld |
1559 |
C (particular case: no detraining level is found) ! cld |
1560 |
if (nent(ij,i).eq.0) then ! cld |
1561 |
qcond(ij,i)=qcond(ij,i)+(1.-ep(ij,i))*clw(ij,i) ! cld |
1562 |
nqcond(ij,i)=nqcond(ij,i)+1. ! cld |
1563 |
endif ! cld |
1564 |
if (nqcond(ij,i).ne.0.) then ! cld |
1565 |
qcond(ij,i)=qcond(ij,i)/nqcond(ij,i) ! cld |
1566 |
endif ! cld |
1567 |
endif |
1568 |
1400 continue |
1569 |
1500 continue |
1570 |
c |
1571 |
c *** Adjust tendencies at top of convection layer to reflect *** |
1572 |
c *** actual position of the level zero cape *** |
1573 |
c |
1574 |
do 503 ij=1,ncum |
1575 |
fqold=fq(ij,inb(ij)) |
1576 |
fq(ij,inb(ij))=fq(ij,inb(ij))*(1.-frac(ij)) |
1577 |
fq(ij,inb(ij)-1)=fq(ij,inb(ij)-1) |
1578 |
& +frac(ij)*fqold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
1579 |
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij))))*lv(ij,inb(ij)) |
1580 |
& /lv(ij,inb(ij)-1) |
1581 |
ftold=ft(ij,inb(ij)) |
1582 |
ft(ij,inb(ij))=ft(ij,inb(ij))*(1.-frac(ij)) |
1583 |
ft(ij,inb(ij)-1)=ft(ij,inb(ij)-1) |
1584 |
& +frac(ij)*ftold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
1585 |
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij))))*cpn(ij,inb(ij)) |
1586 |
& /cpn(ij,inb(ij)-1) |
1587 |
fuold=fu(ij,inb(ij)) |
1588 |
fu(ij,inb(ij))=fu(ij,inb(ij))*(1.-frac(ij)) |
1589 |
fu(ij,inb(ij)-1)=fu(ij,inb(ij)-1) |
1590 |
& +frac(ij)*fuold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
1591 |
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij)))) |
1592 |
fvold=fv(ij,inb(ij)) |
1593 |
fv(ij,inb(ij))=fv(ij,inb(ij))*(1.-frac(ij)) |
1594 |
fv(ij,inb(ij)-1)=fv(ij,inb(ij)-1) |
1595 |
& +frac(ij)*fvold*((ph(ij,inb(ij))-ph(ij,inb(ij)+1))/ |
1596 |
1 (ph(ij,inb(ij)-1)-ph(ij,inb(ij)))) |
1597 |
503 continue |
1598 |
c |
1599 |
c *** Very slightly adjust tendencies to force exact *** |
1600 |
c *** enthalpy, momentum and tracer conservation *** |
1601 |
c |
1602 |
do 682 ij=1,ncum |
1603 |
ents(ij)=0.0 |
1604 |
uav(ij)=0.0 |
1605 |
vav(ij)=0.0 |
1606 |
do 681 i=1,inb(ij) |
1607 |
ents(ij)=ents(ij) |
1608 |
& +(cpn(ij,i)*ft(ij,i)+lv(ij,i)*fq(ij,i))*(ph(ij,i)-ph(ij,i+1)) |
1609 |
uav(ij)=uav(ij)+fu(ij,i)*(ph(ij,i)-ph(ij,i+1)) |
1610 |
vav(ij)=vav(ij)+fv(ij,i)*(ph(ij,i)-ph(ij,i+1)) |
1611 |
681 continue |
1612 |
682 continue |
1613 |
do 683 ij=1,ncum |
1614 |
ents(ij)=ents(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
1615 |
uav(ij)=uav(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
1616 |
vav(ij)=vav(ij)/(ph(ij,1)-ph(ij,inb(ij)+1)) |
1617 |
683 continue |
1618 |
do 642 ij=1,ncum |
1619 |
do 641 i=1,inb(ij) |
1620 |
ft(ij,i)=ft(ij,i)-ents(ij)/cpn(ij,i) |
1621 |
fu(ij,i)=(1.-cu)*(fu(ij,i)-uav(ij)) |
1622 |
fv(ij,i)=(1.-cu)*(fv(ij,i)-vav(ij)) |
1623 |
641 continue |
1624 |
642 continue |
1625 |
c |
1626 |
do 1810 k=1,nl+1 |
1627 |
do 1800 i=1,ncum |
1628 |
if((q(i,k)+delt*fq(i,k)).lt.0.0)iflag(i)=10 |
1629 |
1800 continue |
1630 |
1810 continue |
1631 |
c |
1632 |
c |
1633 |
do 1900 i=1,ncum |
1634 |
if(iflag(i).gt.2)then |
1635 |
precip(i)=0.0 |
1636 |
cbmf(i)=0.0 |
1637 |
endif |
1638 |
1900 continue |
1639 |
do 1920 k=1,nl |
1640 |
do 1910 i=1,ncum |
1641 |
if(iflag(i).gt.2)then |
1642 |
ft(i,k)=0.0 |
1643 |
fq(i,k)=0.0 |
1644 |
fu(i,k)=0.0 |
1645 |
fv(i,k)=0.0 |
1646 |
qcondc(i,k)=0.0 ! cld |
1647 |
endif |
1648 |
1910 continue |
1649 |
1920 continue |
1650 |
|
1651 |
do k=1,nl+1 |
1652 |
do i=1,ncum |
1653 |
Ma(i,k) = 0. |
1654 |
enddo |
1655 |
enddo |
1656 |
do k=nl,1,-1 |
1657 |
do i=1,ncum |
1658 |
Ma(i,k) = Ma(i,k+1)+m(i,k) |
1659 |
enddo |
1660 |
enddo |
1661 |
|
1662 |
c |
1663 |
c *** diagnose the in-cloud mixing ratio *** ! cld |
1664 |
c *** of condensed water *** ! cld |
1665 |
c ! cld |
1666 |
DO ij=1,ncum ! cld |
1667 |
do i=1,nd ! cld |
1668 |
mac(ij,i)=0.0 ! cld |
1669 |
wa(ij,i)=0.0 ! cld |
1670 |
siga(ij,i)=0.0 ! cld |
1671 |
enddo ! cld |
1672 |
do i=nk(ij),inb(ij) ! cld |
1673 |
do k=i+1,inb(ij)+1 ! cld |
1674 |
mac(ij,i)=mac(ij,i)+m(ij,k) ! cld |
1675 |
enddo ! cld |
1676 |
enddo ! cld |
1677 |
do i=icb(ij),inb(ij)-1 ! cld |
1678 |
ax(ij,i)=0. ! cld |
1679 |
do j=icb(ij),i ! cld |
1680 |
ax(ij,i)=ax(ij,i)+rrd*(tvp(ij,j)-tv(ij,j)) ! cld |
1681 |
: *(ph(ij,j)-ph(ij,j+1))/p(ij,j) ! cld |
1682 |
enddo ! cld |
1683 |
if (ax(ij,i).gt.0.0) then ! cld |
1684 |
wa(ij,i)=sqrt(2.*ax(ij,i)) ! cld |
1685 |
endif ! cld |
1686 |
enddo ! cld |
1687 |
do i=1,nl ! cld |
1688 |
if (wa(ij,i).gt.0.0) ! cld |
1689 |
: siga(ij,i)=mac(ij,i)/wa(ij,i) ! cld |
1690 |
: *rrd*tvp(ij,i)/p(ij,i)/100./delta ! cld |
1691 |
siga(ij,i) = min(siga(ij,i),1.0) ! cld |
1692 |
qcondc(ij,i)=siga(ij,i)*clw(ij,i)*(1.-ep(ij,i)) ! cld |
1693 |
: + (1.-siga(ij,i))*qcond(ij,i) ! cld |
1694 |
enddo ! cld |
1695 |
ENDDO ! cld |
1696 |
|
1697 |
return |
1698 |
end |
1699 |
|
1700 |
SUBROUTINE cv_uncompress(nloc,len,ncum,nd,idcum |
1701 |
: ,iflag |
1702 |
: ,precip,cbmf |
1703 |
: ,ft,fq,fu,fv |
1704 |
: ,Ma,qcondc |
1705 |
: ,iflag1 |
1706 |
: ,precip1,cbmf1 |
1707 |
: ,ft1,fq1,fu1,fv1 |
1708 |
: ,Ma1,qcondc1 |
1709 |
: ) |
1710 |
implicit none |
1711 |
|
1712 |
include "cvparam.h" |
1713 |
|
1714 |
c inputs: |
1715 |
integer len, ncum, nd, nloc |
1716 |
integer idcum(nloc) |
1717 |
integer iflag(nloc) |
1718 |
real precip(nloc), cbmf(nloc) |
1719 |
real ft(nloc,nd), fq(nloc,nd), fu(nloc,nd), fv(nloc,nd) |
1720 |
real Ma(nloc,nd) |
1721 |
real qcondc(nloc,nd) !cld |
1722 |
|
1723 |
c outputs: |
1724 |
integer iflag1(len) |
1725 |
real precip1(len), cbmf1(len) |
1726 |
real ft1(len,nd), fq1(len,nd), fu1(len,nd), fv1(len,nd) |
1727 |
real Ma1(len,nd) |
1728 |
real qcondc1(len,nd) !cld |
1729 |
|
1730 |
c local variables: |
1731 |
integer i,k |
1732 |
|
1733 |
do 2000 i=1,ncum |
1734 |
precip1(idcum(i))=precip(i) |
1735 |
cbmf1(idcum(i))=cbmf(i) |
1736 |
iflag1(idcum(i))=iflag(i) |
1737 |
2000 continue |
1738 |
|
1739 |
do 2020 k=1,nl |
1740 |
do 2010 i=1,ncum |
1741 |
ft1(idcum(i),k)=ft(i,k) |
1742 |
fq1(idcum(i),k)=fq(i,k) |
1743 |
fu1(idcum(i),k)=fu(i,k) |
1744 |
fv1(idcum(i),k)=fv(i,k) |
1745 |
Ma1(idcum(i),k)=Ma(i,k) |
1746 |
qcondc1(idcum(i),k)=qcondc(i,k) |
1747 |
2010 continue |
1748 |
2020 continue |
1749 |
|
1750 |
return |
1751 |
end |
1752 |
|