1 |
guez |
81 |
SUBROUTINE lwvd(kuaer, ktraer, pabcu, pdbdt, pga, pgb, pcntrb, pdisd, pdisu) |
2 |
|
|
USE dimens_m |
3 |
|
|
USE dimphy |
4 |
|
|
USE raddim |
5 |
|
|
USE raddimlw |
6 |
|
|
IMPLICIT NONE |
7 |
|
|
|
8 |
|
|
! ----------------------------------------------------------------------- |
9 |
|
|
! PURPOSE. |
10 |
|
|
! -------- |
11 |
|
|
! CARRIES OUT THE VERTICAL INTEGRATION ON THE DISTANT LAYERS |
12 |
|
|
|
13 |
|
|
! METHOD. |
14 |
|
|
! ------- |
15 |
|
|
|
16 |
|
|
! 1. PERFORMS THE VERTICAL INTEGRATION CORRESPONDING TO THE |
17 |
|
|
! CONTRIBUTIONS OF THE DISTANT LAYERS USING TRAPEZOIDAL RULE |
18 |
|
|
|
19 |
|
|
! REFERENCE. |
20 |
|
|
! ---------- |
21 |
|
|
|
22 |
|
|
! SEE RADIATION'S PART OF THE MODEL'S DOCUMENTATION AND |
23 |
|
|
! ECMWF RESEARCH DEPARTMENT DOCUMENTATION OF THE IFS |
24 |
|
|
|
25 |
|
|
! AUTHOR. |
26 |
|
|
! ------- |
27 |
|
|
! JEAN-JACQUES MORCRETTE *ECMWF* |
28 |
|
|
|
29 |
|
|
! MODIFICATIONS. |
30 |
|
|
! -------------- |
31 |
|
|
! ORIGINAL : 89-07-14 |
32 |
|
|
! ----------------------------------------------------------------------- |
33 |
|
|
! * ARGUMENTS: |
34 |
|
|
|
35 |
|
|
INTEGER kuaer, ktraer |
36 |
|
|
|
37 |
|
|
DOUBLE PRECISION pabcu(kdlon, nua, 3*kflev+1) ! ABSORBER AMOUNTS |
38 |
|
|
DOUBLE PRECISION pdbdt(kdlon, ninter, kflev) ! LAYER PLANCK FUNCTION GRADIENT |
39 |
|
|
DOUBLE PRECISION pga(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS |
40 |
|
|
DOUBLE PRECISION pgb(kdlon, 8, 2, kflev) ! PADE APPROXIMANTS |
41 |
|
|
|
42 |
|
|
DOUBLE PRECISION pcntrb(kdlon, kflev+1, kflev+1) ! ENERGY EXCHANGE MATRIX |
43 |
|
|
DOUBLE PRECISION pdisd(kdlon, kflev+1) ! CONTRIBUTION BY DISTANT LAYERS |
44 |
|
|
DOUBLE PRECISION pdisu(kdlon, kflev+1) ! CONTRIBUTION BY DISTANT LAYERS |
45 |
|
|
|
46 |
|
|
! * LOCAL VARIABLES: |
47 |
|
|
|
48 |
|
|
DOUBLE PRECISION zglayd(kdlon) |
49 |
|
|
DOUBLE PRECISION zglayu(kdlon) |
50 |
|
|
DOUBLE PRECISION ztt(kdlon, ntra) |
51 |
|
|
DOUBLE PRECISION ztt1(kdlon, ntra) |
52 |
|
|
DOUBLE PRECISION ztt2(kdlon, ntra) |
53 |
|
|
|
54 |
|
|
INTEGER jl, jk, ja, ikp1, ikn, ikd1, jkj, ikd2 |
55 |
|
|
INTEGER ikjp1, ikm1, ikj, jlk, iku1, ijkl, iku2 |
56 |
|
|
INTEGER ind1, ind2, ind3, ind4, itt |
57 |
|
|
DOUBLE PRECISION zww, zdzxdg, zdzxmg |
58 |
|
|
|
59 |
|
|
! * 1. INITIALIZATION |
60 |
|
|
! -------------- |
61 |
|
|
|
62 |
|
|
|
63 |
|
|
! * 1.1 INITIALIZE LAYER CONTRIBUTIONS |
64 |
|
|
! ------------------------------ |
65 |
|
|
|
66 |
|
|
|
67 |
|
|
DO jk = 1, kflev + 1 |
68 |
|
|
DO jl = 1, kdlon |
69 |
|
|
pdisd(jl, jk) = 0. |
70 |
|
|
pdisu(jl, jk) = 0. |
71 |
|
|
END DO |
72 |
|
|
END DO |
73 |
|
|
|
74 |
|
|
! * 1.2 INITIALIZE TRANSMISSION FUNCTIONS |
75 |
|
|
! --------------------------------- |
76 |
|
|
|
77 |
|
|
|
78 |
|
|
|
79 |
|
|
DO ja = 1, ntra |
80 |
|
|
DO jl = 1, kdlon |
81 |
|
|
ztt(jl, ja) = 1.0 |
82 |
|
|
ztt1(jl, ja) = 1.0 |
83 |
|
|
ztt2(jl, ja) = 1.0 |
84 |
|
|
END DO |
85 |
|
|
END DO |
86 |
|
|
|
87 |
|
|
! ------------------------------------------------------------------ |
88 |
|
|
|
89 |
|
|
! * 2. VERTICAL INTEGRATION |
90 |
|
|
! -------------------- |
91 |
|
|
|
92 |
|
|
|
93 |
|
|
ind1 = 0 |
94 |
|
|
ind3 = 0 |
95 |
|
|
ind4 = 1 |
96 |
|
|
ind2 = 1 |
97 |
|
|
|
98 |
|
|
|
99 |
|
|
! * 2.2 CONTRIBUTION FROM DISTANT LAYERS |
100 |
|
|
! --------------------------------- |
101 |
|
|
|
102 |
|
|
|
103 |
|
|
|
104 |
|
|
! * 2.2.1 DISTANT AND ABOVE LAYERS |
105 |
|
|
! ------------------------ |
106 |
|
|
|
107 |
|
|
|
108 |
|
|
|
109 |
|
|
|
110 |
|
|
! * 2.2.2 FIRST UPPER LEVEL |
111 |
|
|
! ----------------- |
112 |
|
|
|
113 |
|
|
|
114 |
|
|
DO jk = 1, kflev - 1 |
115 |
|
|
ikp1 = jk + 1 |
116 |
|
|
ikn = (jk-1)*ng1p1 + 1 |
117 |
|
|
ikd1 = jk*ng1p1 + 1 |
118 |
|
|
|
119 |
|
|
CALL lwttm(pga(1,1,1,jk), pgb(1,1,1,jk), pabcu(1,1,ikn), pabcu(1,1,ikd1), & |
120 |
|
|
ztt1) |
121 |
|
|
|
122 |
|
|
|
123 |
|
|
|
124 |
|
|
! * 2.2.3 HIGHER UP |
125 |
|
|
! --------- |
126 |
|
|
|
127 |
|
|
|
128 |
|
|
itt = 1 |
129 |
|
|
DO jkj = ikp1, kflev |
130 |
|
|
IF (itt==1) THEN |
131 |
|
|
itt = 2 |
132 |
guez |
24 |
ELSE |
133 |
guez |
81 |
itt = 1 |
134 |
|
|
END IF |
135 |
|
|
ikjp1 = jkj + 1 |
136 |
|
|
ikd2 = jkj*ng1p1 + 1 |
137 |
|
|
|
138 |
|
|
IF (itt==1) THEN |
139 |
|
|
CALL lwttm(pga(1,1,1,jkj), pgb(1,1,1,jkj), pabcu(1,1,ikn), & |
140 |
|
|
pabcu(1,1,ikd2), ztt1) |
141 |
guez |
24 |
ELSE |
142 |
guez |
81 |
CALL lwttm(pga(1,1,1,jkj), pgb(1,1,1,jkj), pabcu(1,1,ikn), & |
143 |
|
|
pabcu(1,1,ikd2), ztt2) |
144 |
|
|
END IF |
145 |
|
|
|
146 |
|
|
DO ja = 1, ktraer |
147 |
|
|
DO jl = 1, kdlon |
148 |
|
|
ztt(jl, ja) = (ztt1(jl,ja)+ztt2(jl,ja))*0.5 |
149 |
|
|
END DO |
150 |
|
|
END DO |
151 |
|
|
|
152 |
|
|
DO jl = 1, kdlon |
153 |
|
|
zww = pdbdt(jl, 1, jkj)*ztt(jl, 1)*ztt(jl, 10) + & |
154 |
|
|
pdbdt(jl, 2, jkj)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & |
155 |
|
|
pdbdt(jl, 3, jkj)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & |
156 |
|
|
pdbdt(jl, 4, jkj)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & |
157 |
|
|
pdbdt(jl, 5, jkj)*ztt(jl, 3)*ztt(jl, 14) + & |
158 |
|
|
pdbdt(jl, 6, jkj)*ztt(jl, 6)*ztt(jl, 15) |
159 |
|
|
zglayd(jl) = zww |
160 |
|
|
zdzxdg = zglayd(jl) |
161 |
|
|
pdisd(jl, jk) = pdisd(jl, jk) + zdzxdg |
162 |
|
|
pcntrb(jl, jk, ikjp1) = zdzxdg |
163 |
|
|
END DO |
164 |
|
|
|
165 |
|
|
|
166 |
|
|
END DO |
167 |
|
|
END DO |
168 |
|
|
|
169 |
|
|
|
170 |
|
|
! * 2.2.4 DISTANT AND BELOW LAYERS |
171 |
|
|
! ------------------------ |
172 |
|
|
|
173 |
|
|
|
174 |
|
|
|
175 |
|
|
|
176 |
|
|
! * 2.2.5 FIRST LOWER LEVEL |
177 |
|
|
! ----------------- |
178 |
|
|
|
179 |
|
|
|
180 |
|
|
DO jk = 3, kflev + 1 |
181 |
|
|
ikn = (jk-1)*ng1p1 + 1 |
182 |
|
|
ikm1 = jk - 1 |
183 |
|
|
ikj = jk - 2 |
184 |
|
|
iku1 = ikj*ng1p1 + 1 |
185 |
|
|
|
186 |
|
|
|
187 |
|
|
CALL lwttm(pga(1,1,1,ikj), pgb(1,1,1,ikj), pabcu(1,1,iku1), & |
188 |
|
|
pabcu(1,1,ikn), ztt1) |
189 |
|
|
|
190 |
|
|
|
191 |
|
|
|
192 |
|
|
! * 2.2.6 DOWN BELOW |
193 |
|
|
! ---------- |
194 |
|
|
|
195 |
|
|
|
196 |
|
|
itt = 1 |
197 |
|
|
DO jlk = 1, ikj |
198 |
|
|
IF (itt==1) THEN |
199 |
|
|
itt = 2 |
200 |
guez |
24 |
ELSE |
201 |
guez |
81 |
itt = 1 |
202 |
|
|
END IF |
203 |
|
|
ijkl = ikm1 - jlk |
204 |
|
|
iku2 = (ijkl-1)*ng1p1 + 1 |
205 |
|
|
|
206 |
|
|
|
207 |
|
|
IF (itt==1) THEN |
208 |
|
|
CALL lwttm(pga(1,1,1,ijkl), pgb(1,1,1,ijkl), pabcu(1,1,iku2), & |
209 |
|
|
pabcu(1,1,ikn), ztt1) |
210 |
guez |
24 |
ELSE |
211 |
guez |
81 |
CALL lwttm(pga(1,1,1,ijkl), pgb(1,1,1,ijkl), pabcu(1,1,iku2), & |
212 |
|
|
pabcu(1,1,ikn), ztt2) |
213 |
|
|
END IF |
214 |
|
|
|
215 |
|
|
DO ja = 1, ktraer |
216 |
|
|
DO jl = 1, kdlon |
217 |
|
|
ztt(jl, ja) = (ztt1(jl,ja)+ztt2(jl,ja))*0.5 |
218 |
|
|
END DO |
219 |
|
|
END DO |
220 |
|
|
|
221 |
|
|
DO jl = 1, kdlon |
222 |
|
|
zww = pdbdt(jl, 1, ijkl)*ztt(jl, 1)*ztt(jl, 10) + & |
223 |
|
|
pdbdt(jl, 2, ijkl)*ztt(jl, 2)*ztt(jl, 7)*ztt(jl, 11) + & |
224 |
|
|
pdbdt(jl, 3, ijkl)*ztt(jl, 4)*ztt(jl, 8)*ztt(jl, 12) + & |
225 |
|
|
pdbdt(jl, 4, ijkl)*ztt(jl, 5)*ztt(jl, 9)*ztt(jl, 13) + & |
226 |
|
|
pdbdt(jl, 5, ijkl)*ztt(jl, 3)*ztt(jl, 14) + & |
227 |
|
|
pdbdt(jl, 6, ijkl)*ztt(jl, 6)*ztt(jl, 15) |
228 |
|
|
zglayu(jl) = zww |
229 |
|
|
zdzxmg = zglayu(jl) |
230 |
|
|
pdisu(jl, jk) = pdisu(jl, jk) + zdzxmg |
231 |
|
|
pcntrb(jl, jk, ijkl) = zdzxmg |
232 |
|
|
END DO |
233 |
|
|
|
234 |
|
|
|
235 |
|
|
END DO |
236 |
|
|
END DO |
237 |
|
|
|
238 |
|
|
RETURN |
239 |
|
|
END SUBROUTINE lwvd |