/[lmdze]/trunk/libf/dyn3d/integrd.f90
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Contents of /trunk/libf/dyn3d/integrd.f90

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Revision 67 - (show annotations)
Tue Oct 2 15:50:56 2012 UTC (11 years, 7 months ago) by guez
File size: 4786 byte(s)
Cleaning.
1 module integrd_m
2
3 IMPLICIT NONE
4
5 contains
6
7 SUBROUTINE integrd(vcovm1, ucovm1, tetam1, psm1, massem1, dv, dudyn, &
8 dteta, dp, vcov, ucov, teta, q, ps, masse, finvmaold, dt, leapf)
9
10 ! From dyn3d/integrd.F, version 1.1.1.1 2004/05/19 12:53:05
11 ! Author: P. Le Van
12 ! Objet: incrémentation des tendances dynamiques
13
14 USE comgeom, ONLY : aire, apoln, apols
15 USE dimens_m, ONLY : iim, jjm, llm
16 USE disvert_m, ONLY : ap, bp
17 USE filtreg_m, ONLY : filtreg
18 use massdair_m, only: massdair
19 use nr_util, only: assert
20 USE paramet_m, ONLY : iip1, iip2, ip1jm, ip1jmp1, jjp1, llmp1
21
22 ! Arguments:
23
24 REAL vcov(ip1jm, llm), ucov((iim + 1) * (jjm + 1), llm)
25 real, intent(inout):: teta((iim + 1) * (jjm + 1), llm)
26 REAL q(:, :, :, :) ! (iim + 1, jjm + 1, llm, nq)
27 REAL, intent(inout):: ps((iim + 1) * (jjm + 1))
28 REAL masse((iim + 1) * (jjm + 1), llm)
29
30 REAL vcovm1(ip1jm, llm), ucovm1((iim + 1) * (jjm + 1), llm)
31 REAL, intent(inout):: tetam1((iim + 1) * (jjm + 1), llm)
32 REAL, intent(inout):: psm1((iim + 1) * (jjm + 1))
33 real massem1((iim + 1) * (jjm + 1), llm)
34
35 REAL dv(ip1jm, llm), dudyn((iim + 1) * (jjm + 1), llm)
36 REAL dteta((iim + 1) * (jjm + 1), llm), dp((iim + 1) * (jjm + 1))
37 REAL finvmaold((iim + 1) * (jjm + 1), llm)
38 LOGICAL, INTENT (IN) :: leapf
39 real, intent(in):: dt
40
41 ! Local variables:
42
43 INTEGER nq
44 REAL vscr(ip1jm), uscr((iim + 1) * (jjm + 1)), hscr((iim + 1) * (jjm + 1))
45 real pscr((iim + 1) * (jjm + 1))
46 REAL massescr((iim + 1) * (jjm + 1), llm)
47 real finvmasse((iim + 1) * (jjm + 1), llm)
48 REAL p((iim + 1) * (jjm + 1), llmp1)
49 REAL tpn, tps, tppn(iim), tpps(iim)
50 REAL qpn, qps, qppn(iim), qpps(iim)
51 REAL deltap((iim + 1) * (jjm + 1), llm)
52
53 INTEGER l, ij, iq
54
55 REAL ssum
56
57 !-----------------------------------------------------------------------
58
59 call assert(size(q, 1) == iim + 1, size(q, 2) == jjm + 1, &
60 size(q, 3) == llm, "integrd")
61 nq = size(q, 4)
62
63 DO l = 1, llm
64 DO ij = 1, iip1
65 ucov(ij, l) = 0.
66 ucov(ij+ip1jm, l) = 0.
67 uscr(ij) = 0.
68 uscr(ij+ip1jm) = 0.
69 END DO
70 END DO
71
72 massescr = masse
73
74 ! Integration de ps :
75
76 pscr = ps
77 ps = psm1 + dt * dp
78
79 DO ij = 1, (iim + 1) * (jjm + 1)
80 IF (ps(ij) < 0.) THEN
81 PRINT *, 'integrd: au point ij = ', ij, &
82 ', negative surface pressure ', ps(ij)
83 STOP 1
84 END IF
85 END DO
86
87 DO ij = 1, iim
88 tppn(ij) = aire(ij)*ps(ij)
89 tpps(ij) = aire(ij+ip1jm) * ps(ij+ip1jm)
90 END DO
91 tpn = ssum(iim, tppn, 1)/apoln
92 tps = ssum(iim, tpps, 1)/apols
93 DO ij = 1, iip1
94 ps(ij) = tpn
95 ps(ij+ip1jm) = tps
96 END DO
97
98 ! Calcul de la nouvelle masse d'air au dernier temps integre t+1
99
100 forall (l = 1: llm + 1) p(:, l) = ap(l) + bp(l) * ps
101 CALL massdair(p, masse)
102
103 finvmasse = masse
104 CALL filtreg(finvmasse, jjp1, llm, -2, 2, .TRUE.)
105
106 ! integration de ucov, vcov, h
107
108 DO l = 1, llm
109 DO ij = iip2, ip1jm
110 uscr(ij) = ucov(ij, l)
111 ucov(ij, l) = ucovm1(ij, l) + dt*dudyn(ij, l)
112 END DO
113
114 DO ij = 1, ip1jm
115 vscr(ij) = vcov(ij, l)
116 vcov(ij, l) = vcovm1(ij, l) + dt*dv(ij, l)
117 END DO
118
119 hscr = teta(:, l)
120 teta(:, l) = tetam1(:, l) * massem1(:, l) / masse(:, l) &
121 + dt * dteta(:, l) / masse(:, l)
122
123 ! Calcul de la valeur moyenne, unique aux poles pour teta
124
125 DO ij = 1, iim
126 tppn(ij) = aire(ij)*teta(ij, l)
127 tpps(ij) = aire(ij+ip1jm)*teta(ij+ip1jm, l)
128 END DO
129 tpn = ssum(iim, tppn, 1)/apoln
130 tps = ssum(iim, tpps, 1)/apols
131
132 DO ij = 1, iip1
133 teta(ij, l) = tpn
134 teta(ij+ip1jm, l) = tps
135 END DO
136
137 IF (leapf) THEN
138 ucovm1(:, l) =uscr
139 vcovm1(:, l) = vscr
140 tetam1(:, l) = hscr
141 END IF
142 END DO
143
144 DO l = 1, llm
145 DO ij = 1, (iim + 1) * (jjm + 1)
146 deltap(ij, l) = p(ij, l) - p(ij, l+1)
147 END DO
148 END DO
149
150 CALL qminimum(q, nq, deltap)
151
152 ! Calcul de la valeur moyenne, unique aux poles pour q
153
154 DO iq = 1, nq
155 DO l = 1, llm
156 DO ij = 1, iim
157 qppn(ij) = aire(ij)*q(ij, 1, l, iq)
158 qpps(ij) = aire(ij+ip1jm)*q(ij, jjm + 1, l, iq)
159 END DO
160 qpn = ssum(iim, qppn, 1)/apoln
161 qps = ssum(iim, qpps, 1)/apols
162
163 DO ij = 1, iip1
164 q(ij, 1, l, iq) = qpn
165 q(ij, jjm + 1, l, iq) = qps
166 END DO
167 END DO
168 END DO
169
170 finvmaold = finvmasse
171
172 ! Fin de l'integration de q
173
174 IF (leapf) THEN
175 psm1 = pscr
176 massem1 = massescr
177 END IF
178
179 END SUBROUTINE integrd
180
181 end module integrd_m

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