1 |
guez |
195 |
module cv30_undilute1_m |
2 |
guez |
47 |
|
3 |
guez |
195 |
implicit none |
4 |
guez |
47 |
|
5 |
guez |
195 |
contains |
6 |
|
|
|
7 |
guez |
198 |
SUBROUTINE cv30_undilute1(t1, q1, qs1, gz1, plcl1, p1, icb1, tp1, tvp1, & |
8 |
|
|
clw1, icbs1) |
9 |
guez |
195 |
|
10 |
guez |
189 |
! UNDILUTE (ADIABATIC) UPDRAFT / 1st part |
11 |
guez |
196 |
! (up through ICB1 + 1) |
12 |
guez |
198 |
! Calculates the lifted parcel virtual temperature at minorig, the |
13 |
guez |
189 |
! actual temperature, and the adiabatic liquid water content. |
14 |
|
|
|
15 |
guez |
198 |
! Equivalent de TLIFT entre MINORIG et ICB1+1 inclus |
16 |
guez |
47 |
|
17 |
guez |
195 |
! Differences with convect4: |
18 |
guez |
196 |
! - icbs1 is the first level above LCL (may differ from icb1) |
19 |
|
|
! - in the iterations, used x(icbs1) instead x(icb1) |
20 |
|
|
! - tvp1 is computed in only one time |
21 |
|
|
! - icbs1: first level above Plcl1 (IMIN de TLIFT) in output |
22 |
|
|
! - if icbs1=icb1, compute also tp1(icb1+1), tvp1(icb1+1) & clw1(icb1+1) |
23 |
guez |
47 |
|
24 |
guez |
195 |
use cv30_param_m, only: minorig, nl |
25 |
guez |
201 |
use cv_thermo_m, only: clmcpv, eps |
26 |
guez |
195 |
USE dimphy, ONLY: klev, klon |
27 |
guez |
201 |
use SUPHEC_M, only: rcw, rlvtt, rcpd, rcpv, rv |
28 |
guez |
47 |
|
29 |
guez |
195 |
! inputs: |
30 |
guez |
198 |
integer, intent(in):: icb1(klon) |
31 |
guez |
196 |
real, intent(in):: t1(klon, klev) |
32 |
|
|
real, intent(in):: q1(klon, klev), qs1(klon, klev), gz1(klon, klev) |
33 |
|
|
real, intent(in):: p1(klon, klev) |
34 |
|
|
real, intent(in):: plcl1(klon) |
35 |
guez |
47 |
|
36 |
guez |
195 |
! outputs: |
37 |
guez |
196 |
real tp1(klon, klev), tvp1(klon, klev), clw1(klon, klev) |
38 |
guez |
47 |
|
39 |
guez |
195 |
! local variables: |
40 |
|
|
integer i, k |
41 |
guez |
196 |
integer icbs1(klon), icbsmax2 |
42 |
guez |
195 |
real tg, qg, alv, s, ahg, tc, denom, es |
43 |
|
|
real ah0(klon), cpp(klon) |
44 |
|
|
real tnk(klon), qnk(klon), gznk(klon), ticb(klon), gzicb(klon) |
45 |
guez |
196 |
real qsicb(klon) |
46 |
|
|
real cpinv(klon) |
47 |
guez |
47 |
|
48 |
guez |
195 |
!------------------------------------------------------------------- |
49 |
guez |
47 |
|
50 |
guez |
198 |
! Calculates the lifted parcel virtual temperature at minorig, |
51 |
guez |
195 |
! the actual temperature, and the adiabatic |
52 |
|
|
! liquid water content. The procedure is to solve the equation. |
53 |
guez |
196 |
! cp*tp1+L*qp+phi=cp*tnk+L*qnk+gznk. |
54 |
guez |
47 |
|
55 |
guez |
195 |
do i=1, klon |
56 |
guez |
198 |
tnk(i)=t1(i, minorig) |
57 |
|
|
qnk(i)=q1(i, minorig) |
58 |
|
|
gznk(i)=gz1(i, minorig) |
59 |
guez |
195 |
end do |
60 |
guez |
47 |
|
61 |
guez |
195 |
! *** Calculate certain parcel quantities, including static energy *** |
62 |
guez |
47 |
|
63 |
guez |
195 |
do i=1, klon |
64 |
guez |
201 |
ah0(i)=(rcpd*(1.-qnk(i))+rcw*qnk(i))*tnk(i) & |
65 |
guez |
198 |
+qnk(i)*(rlvtt-clmcpv*(tnk(i)-273.15))+gznk(i) |
66 |
guez |
201 |
cpp(i)=rcpd*(1.-qnk(i))+qnk(i)*rcpv |
67 |
guez |
195 |
cpinv(i)=1./cpp(i) |
68 |
|
|
end do |
69 |
guez |
47 |
|
70 |
guez |
195 |
! *** Calculate lifted parcel quantities below cloud base *** |
71 |
guez |
47 |
|
72 |
guez |
196 |
do i=1, klon |
73 |
|
|
! if icb1 is below LCL, start loop at ICB1+1: |
74 |
|
|
! (icbs1 est le premier niveau au-dessus du LCL) |
75 |
|
|
icbs1(i)=MIN(max(icb1(i), 2), nl) |
76 |
|
|
if (plcl1(i) < p1(i, icbs1(i))) then |
77 |
|
|
icbs1(i)=MIN(icbs1(i)+1, nl) |
78 |
guez |
195 |
endif |
79 |
guez |
196 |
enddo |
80 |
guez |
195 |
|
81 |
guez |
196 |
do i=1, klon |
82 |
|
|
ticb(i)=t1(i, icbs1(i)) |
83 |
|
|
gzicb(i)=gz1(i, icbs1(i)) |
84 |
|
|
qsicb(i)=qs1(i, icbs1(i)) |
85 |
|
|
enddo |
86 |
guez |
195 |
|
87 |
guez |
196 |
! Re-compute icbsmax (icbsmax2): |
88 |
|
|
icbsmax2=2 |
89 |
|
|
do i=1, klon |
90 |
|
|
icbsmax2=max(icbsmax2, icbs1(i)) |
91 |
guez |
195 |
end do |
92 |
|
|
|
93 |
|
|
! initialization outputs: |
94 |
|
|
|
95 |
guez |
196 |
do k=1, icbsmax2 |
96 |
|
|
do i=1, klon |
97 |
|
|
tp1(i, k) = 0.0 |
98 |
|
|
tvp1(i, k) = 0.0 |
99 |
|
|
clw1(i, k) = 0.0 |
100 |
|
|
enddo |
101 |
|
|
enddo |
102 |
guez |
195 |
|
103 |
guez |
196 |
! tp1 and tvp1 below cloud base: |
104 |
guez |
195 |
|
105 |
|
|
do k=minorig, icbsmax2-1 |
106 |
|
|
do i=1, klon |
107 |
guez |
196 |
tp1(i, k)=tnk(i)-(gz1(i, k)-gznk(i))*cpinv(i) |
108 |
|
|
tvp1(i, k)=tp1(i, k)*(1.+qnk(i)/eps-qnk(i)) |
109 |
guez |
195 |
end do |
110 |
|
|
end do |
111 |
|
|
|
112 |
|
|
! *** Find lifted parcel quantities above cloud base *** |
113 |
|
|
|
114 |
|
|
do i=1, klon |
115 |
|
|
tg=ticb(i) |
116 |
guez |
196 |
qg=qsicb(i) |
117 |
guez |
198 |
!debug alv=rlvtt-clmcpv*(ticb(i)-t0) |
118 |
|
|
alv=rlvtt-clmcpv*(ticb(i)-273.15) |
119 |
guez |
195 |
|
120 |
|
|
! First iteration. |
121 |
|
|
|
122 |
guez |
201 |
s=rcpd*(1.-qnk(i))+rcw*qnk(i) & |
123 |
|
|
+alv*alv*qg/(rv*ticb(i)*ticb(i)) |
124 |
guez |
195 |
s=1./s |
125 |
guez |
47 |
|
126 |
guez |
201 |
ahg=rcpd*tg+(rcw-rcpd)*qnk(i)*tg+alv*qg+gzicb(i) |
127 |
guez |
195 |
tg=tg+s*(ah0(i)-ahg) |
128 |
guez |
47 |
|
129 |
guez |
195 |
!debug tc=tg-t0 |
130 |
|
|
tc=tg-273.15 |
131 |
|
|
denom=243.5+tc |
132 |
guez |
196 |
denom=MAX(denom, 1.0) |
133 |
guez |
47 |
|
134 |
guez |
195 |
es=6.112*exp(17.67*tc/denom) |
135 |
guez |
196 |
qg=eps*es/(p1(i, icbs1(i))-es*(1.-eps)) |
136 |
guez |
47 |
|
137 |
guez |
195 |
! Second iteration. |
138 |
guez |
47 |
|
139 |
guez |
201 |
ahg=rcpd*tg+(rcw-rcpd)*qnk(i)*tg+alv*qg+gzicb(i) |
140 |
guez |
195 |
tg=tg+s*(ah0(i)-ahg) |
141 |
guez |
47 |
|
142 |
guez |
195 |
!debug tc=tg-t0 |
143 |
|
|
tc=tg-273.15 |
144 |
|
|
denom=243.5+tc |
145 |
guez |
196 |
denom=MAX(denom, 1.0) |
146 |
guez |
47 |
|
147 |
guez |
195 |
es=6.112*exp(17.67*tc/denom) |
148 |
guez |
47 |
|
149 |
guez |
196 |
qg=eps*es/(p1(i, icbs1(i))-es*(1.-eps)) |
150 |
guez |
47 |
|
151 |
guez |
198 |
alv=rlvtt-clmcpv*(ticb(i)-273.15) |
152 |
guez |
47 |
|
153 |
guez |
196 |
! no approximation: |
154 |
|
|
tp1(i, icbs1(i))=(ah0(i)-gz1(i, icbs1(i))-alv*qg) & |
155 |
guez |
201 |
/(rcpd+(rcw-rcpd)*qnk(i)) |
156 |
guez |
195 |
|
157 |
guez |
196 |
clw1(i, icbs1(i))=qnk(i)-qg |
158 |
|
|
clw1(i, icbs1(i))=max(0.0, clw1(i, icbs1(i))) |
159 |
guez |
195 |
|
160 |
guez |
196 |
! (qg utilise au lieu du vrai mixing ratio rg) |
161 |
|
|
tvp1(i, icbs1(i))=tp1(i, icbs1(i))*(1.+qg/eps-qnk(i)) |
162 |
guez |
195 |
|
163 |
|
|
end do |
164 |
|
|
|
165 |
guez |
196 |
! * icbs1 is the first level above the LCL: |
166 |
|
|
! if plcl1<p1(icb1), then icbs1=icb1+1 |
167 |
|
|
! if plcl1>p1(icb1), then icbs1=icb1 |
168 |
guez |
195 |
|
169 |
guez |
196 |
! * the routine above computes tvp1 from minorig to icbs1 (included). |
170 |
guez |
195 |
|
171 |
guez |
196 |
! * to compute buoybase (in cv30_trigger.F), both tvp1(icb1) and |
172 |
|
|
! tvp1(icb1+1) must be known. This is the case if icbs1=icb1+1, |
173 |
|
|
! but not if icbs1=icb1. |
174 |
guez |
195 |
|
175 |
guez |
196 |
! * therefore, in the case icbs1=icb1, we compute tvp1 at level icb1+1 |
176 |
|
|
! (tvp1 at other levels will be computed in cv30_undilute2.F) |
177 |
guez |
195 |
|
178 |
|
|
do i=1, klon |
179 |
guez |
196 |
ticb(i)=t1(i, icb1(i)+1) |
180 |
|
|
gzicb(i)=gz1(i, icb1(i)+1) |
181 |
|
|
qsicb(i)=qs1(i, icb1(i)+1) |
182 |
guez |
195 |
enddo |
183 |
|
|
|
184 |
|
|
do i=1, klon |
185 |
|
|
tg=ticb(i) |
186 |
guez |
196 |
qg=qsicb(i) |
187 |
guez |
198 |
!debug alv=rlvtt-clmcpv*(ticb(i)-t0) |
188 |
|
|
alv=rlvtt-clmcpv*(ticb(i)-273.15) |
189 |
guez |
195 |
|
190 |
|
|
! First iteration. |
191 |
|
|
|
192 |
guez |
201 |
s=rcpd*(1.-qnk(i))+rcw*qnk(i) & |
193 |
|
|
+alv*alv*qg/(rv*ticb(i)*ticb(i)) |
194 |
guez |
195 |
s=1./s |
195 |
guez |
47 |
|
196 |
guez |
201 |
ahg=rcpd*tg+(rcw-rcpd)*qnk(i)*tg+alv*qg+gzicb(i) |
197 |
guez |
195 |
tg=tg+s*(ah0(i)-ahg) |
198 |
guez |
47 |
|
199 |
guez |
195 |
!debug tc=tg-t0 |
200 |
|
|
tc=tg-273.15 |
201 |
|
|
denom=243.5+tc |
202 |
guez |
196 |
denom=MAX(denom, 1.0) |
203 |
guez |
47 |
|
204 |
guez |
195 |
es=6.112*exp(17.67*tc/denom) |
205 |
guez |
47 |
|
206 |
guez |
196 |
qg=eps*es/(p1(i, icb1(i)+1)-es*(1.-eps)) |
207 |
guez |
47 |
|
208 |
guez |
195 |
! Second iteration. |
209 |
guez |
47 |
|
210 |
guez |
201 |
ahg=rcpd*tg+(rcw-rcpd)*qnk(i)*tg+alv*qg+gzicb(i) |
211 |
guez |
195 |
tg=tg+s*(ah0(i)-ahg) |
212 |
guez |
47 |
|
213 |
guez |
195 |
!debug tc=tg-t0 |
214 |
|
|
tc=tg-273.15 |
215 |
|
|
denom=243.5+tc |
216 |
guez |
196 |
denom=MAX(denom, 1.0) |
217 |
guez |
47 |
|
218 |
guez |
195 |
es=6.112*exp(17.67*tc/denom) |
219 |
|
|
|
220 |
guez |
196 |
qg=eps*es/(p1(i, icb1(i)+1)-es*(1.-eps)) |
221 |
guez |
195 |
|
222 |
guez |
198 |
alv=rlvtt-clmcpv*(ticb(i)-273.15) |
223 |
guez |
195 |
|
224 |
guez |
196 |
! no approximation: |
225 |
|
|
tp1(i, icb1(i)+1)=(ah0(i)-gz1(i, icb1(i)+1)-alv*qg) & |
226 |
guez |
201 |
/(rcpd+(rcw-rcpd)*qnk(i)) |
227 |
guez |
195 |
|
228 |
guez |
196 |
clw1(i, icb1(i)+1)=qnk(i)-qg |
229 |
|
|
clw1(i, icb1(i)+1)=max(0.0, clw1(i, icb1(i)+1)) |
230 |
guez |
195 |
|
231 |
guez |
196 |
! (qg utilise au lieu du vrai mixing ratio rg) |
232 |
|
|
tvp1(i, icb1(i)+1)=tp1(i, icb1(i)+1)*(1.+qg/eps-qnk(i)) !whole thing |
233 |
guez |
195 |
end do |
234 |
|
|
|
235 |
|
|
end SUBROUTINE cv30_undilute1 |
236 |
|
|
|
237 |
|
|
end module cv30_undilute1_m |