1 |
! |
module stdlevvar_m |
2 |
! $Header: /home/cvsroot/LMDZ4/libf/phylmd/stdlevvar.F90,v 1.3 2005/05/25 13:10:09 fairhead Exp $ |
|
3 |
! |
IMPLICIT NONE |
4 |
SUBROUTINE stdlevvar(klon, knon, nsrf, zxli, & |
|
5 |
u1, v1, t1, q1, z1, & |
contains |
6 |
ts1, qsurf, rugos, psol, pat1, & |
|
7 |
t_2m, q_2m, t_10m, q_10m, u_10m, ustar) |
SUBROUTINE stdlevvar(klon, knon, nsrf, zxli, u1, v1, t1, q1, z1, ts1, & |
8 |
use YOMCST |
qsurf, rugos, psol, pat1, t_2m, q_2m, t_10m, q_10m, u_10m, ustar) |
9 |
use yoethf |
|
10 |
IMPLICIT NONE |
! From LMDZ4/libf/phylmd/stdlevvar.F90, version 1.3 2005/05/25 13:10:09 |
11 |
!------------------------------------------------------------------------- |
|
12 |
! |
use coefcdrag_m, only: coefcdrag |
13 |
! Objet : calcul de la temperature et l'humidite relative a 2m et du |
USE suphec_m, ONLY: rg, rkappa |
14 |
! module du vent a 10m a partir des relations de Dyer-Businger et |
|
15 |
! des equations de Louis. |
! Objet : calcul de la température et de l'humidité relative à 2 m |
16 |
! |
! et du module du vent à 10 m à partir des relations de |
17 |
! Reference : Hess, Colman et McAvaney (1995) |
! Dyer-Businger et des équations de Louis. |
18 |
! |
|
19 |
! I. Musat, 01.07.2002 |
! Reference: Hess, Colman and McAvaney (1995) |
20 |
! |
|
21 |
!AM On rajoute en sortie t et q a 10m pr le calcule d'hbtm2 dans clmain |
! Author: I. Musat, 01.07.2002 |
22 |
! |
|
23 |
!------------------------------------------------------------------------- |
INTEGER, intent(in):: klon |
24 |
! |
! dimension de la grille physique (= nb_pts_latitude X nb_pts_longitude) |
25 |
! klon----input-I- dimension de la grille physique (= nb_pts_latitude X nb_pts_longitude) |
|
26 |
! knon----input-I- nombre de points pour un type de surface |
INTEGER, intent(in):: knon |
27 |
! nsrf----input-I- indice pour le type de surface; voir indicesol.inc |
! knon----input-I- nombre de points pour un type de surface |
28 |
! zxli----input-L- TRUE si calcul des cdrags selon Laurent Li |
INTEGER, intent(in):: nsrf |
29 |
! u1------input-R- vent zonal au 1er niveau du modele |
! nsrf----input-I- indice pour le type de surface; voir indicesol.inc |
30 |
! v1------input-R- vent meridien au 1er niveau du modele |
LOGICAL, intent(in):: zxli |
31 |
! t1------input-R- temperature de l'air au 1er niveau du modele |
! zxli----input-L- TRUE si calcul des cdrags selon Laurent Li |
32 |
! q1------input-R- humidite relative au 1er niveau du modele |
REAL, dimension(klon), intent(in):: u1 |
33 |
! z1------input-R- geopotentiel au 1er niveau du modele |
! u1------input-R- vent zonal au 1er niveau du modele |
34 |
! ts1-----input-R- temperature de l'air a la surface |
REAL, dimension(klon), intent(in):: v1 |
35 |
! qsurf---input-R- humidite relative a la surface |
! v1------input-R- vent meridien au 1er niveau du modele |
36 |
! rugos---input-R- rugosite |
REAL, dimension(klon), intent(in):: t1 |
37 |
! psol----input-R- pression au sol |
! t1------input-R- temperature de l'air au 1er niveau du modele |
38 |
! pat1----input-R- pression au 1er niveau du modele |
REAL, dimension(klon), intent(in):: q1 |
39 |
! |
! q1------input-R- humidite relative au 1er niveau du modele |
40 |
! t_2m---output-R- temperature de l'air a 2m |
REAL, dimension(klon), intent(in):: z1 |
41 |
! q_2m---output-R- humidite relative a 2m |
! z1------input-R- geopotentiel au 1er niveau du modele |
42 |
! u_10m--output-R- vitesse du vent a 10m |
REAL, dimension(klon), intent(in):: ts1 |
43 |
!AM |
! ts1-----input-R- temperature de l'air a la surface |
44 |
! t_10m--output-R- temperature de l'air a 10m |
REAL, dimension(klon), intent(in):: qsurf |
45 |
! q_10m--output-R- humidite specifique a 10m |
! qsurf---input-R- humidite relative a la surface |
46 |
! ustar--output-R- u* |
REAL, dimension(klon), intent(in):: rugos |
47 |
! |
! rugos---input-R- rugosite |
48 |
INTEGER, intent(in) :: klon, knon, nsrf |
REAL, dimension(klon), intent(in):: psol |
49 |
LOGICAL, intent(in) :: zxli |
! psol----input-R- pression au sol |
50 |
REAL, dimension(klon), intent(in) :: u1, v1, t1, q1, z1, ts1 |
REAL, dimension(klon), intent(in):: pat1 |
51 |
REAL, dimension(klon), intent(in) :: qsurf, rugos |
! pat1----input-R- pression au 1er niveau du modele |
52 |
REAL, dimension(klon), intent(in) :: psol, pat1 |
|
53 |
! |
REAL, dimension(klon), intent(out):: t_2m |
54 |
REAL, dimension(klon), intent(out) :: t_2m, q_2m, ustar |
! t_2m---output-R- temperature de l'air a 2m |
55 |
REAL, dimension(klon), intent(out) :: u_10m, t_10m, q_10m |
REAL, dimension(klon), intent(out):: q_2m |
56 |
!------------------------------------------------------------------------- |
! q_2m---output-R- humidite relative a 2m |
57 |
!IM PLUS |
REAL, dimension(klon), intent(out):: t_10m |
58 |
! |
! t_10m--output-R- temperature de l'air a 10m |
59 |
! Quelques constantes et options: |
REAL, dimension(klon), intent(out):: q_10m |
60 |
! |
! q_10m--output-R- humidite specifique a 10m |
61 |
! RKAR : constante de von Karman |
REAL, dimension(klon), intent(out):: u_10m |
62 |
REAL, PARAMETER :: RKAR=0.40 |
! u_10m--output-R- vitesse du vent a 10m |
63 |
! niter : nombre iterations calcul "corrector" |
REAL, intent(out):: ustar(klon) ! u* |
64 |
! INTEGER, parameter :: niter=6, ncon=niter-1 |
|
65 |
INTEGER, parameter :: niter=2, ncon=niter-1 |
! Local: |
66 |
! |
|
67 |
! Variables locales |
! RKAR : constante de von Karman |
68 |
INTEGER :: i, n |
REAL, PARAMETER:: RKAR=0.40 |
69 |
REAL :: zref |
! niter : nombre iterations calcul "corrector" |
70 |
REAL, dimension(klon) :: speed |
INTEGER, parameter:: niter=2, ncon=niter-1 |
71 |
! tpot : temperature potentielle |
|
72 |
REAL, dimension(klon) :: tpot |
! Variables locales |
73 |
REAL, dimension(klon) :: zri1, cdran |
INTEGER i, n |
74 |
REAL, dimension(klon) :: cdram, cdrah |
REAL zref |
75 |
! ri1 : nb. de Richardson entre la surface --> la 1ere couche |
REAL, dimension(klon):: speed |
76 |
REAL, dimension(klon) :: ri1 |
! tpot : temperature potentielle |
77 |
REAL, dimension(klon) :: testar, qstar |
REAL, dimension(klon):: tpot |
78 |
REAL, dimension(klon) :: zdte, zdq |
REAL, dimension(klon):: zri1, cdran |
79 |
! lmon : longueur de Monin-Obukhov selon Hess, Colman and McAvaney |
REAL cdram(klon), cdrah(klon) |
80 |
DOUBLE PRECISION, dimension(klon) :: lmon |
! ri1 : nb. de Richardson entre la surface --> la 1ere couche |
81 |
DOUBLE PRECISION, parameter :: eps=1.0D-20 |
REAL, dimension(klon):: ri1 |
82 |
REAL, dimension(klon) :: delu, delte, delq |
REAL, dimension(klon):: testar, qstar |
83 |
REAL, dimension(klon) :: u_zref, te_zref, q_zref |
REAL, dimension(klon):: zdte, zdq |
84 |
REAL, dimension(klon) :: temp, pref |
! lmon : longueur de Monin-Obukhov selon Hess, Colman and McAvaney |
85 |
LOGICAL :: okri |
DOUBLE PRECISION, dimension(klon):: lmon |
86 |
REAL, dimension(klon) :: u_zref_p, te_zref_p, temp_p, q_zref_p |
DOUBLE PRECISION, parameter:: eps=1.0D-20 |
87 |
!convertgence |
REAL, dimension(klon):: delu, delte, delq |
88 |
REAL, dimension(klon) :: te_zref_con, q_zref_con |
REAL, dimension(klon):: u_zref, te_zref, q_zref |
89 |
REAL, dimension(klon) :: u_zref_c, te_zref_c, temp_c, q_zref_c |
REAL, dimension(klon):: temp, pref |
90 |
REAL, dimension(klon) :: ok_pred, ok_corr |
LOGICAL okri |
91 |
! REAL, dimension(klon) :: conv_te, conv_q |
REAL, dimension(klon):: u_zref_p, temp_p, q_zref_p |
92 |
!------------------------------------------------------------------------- |
!convertgence |
93 |
DO i=1, knon |
REAL, dimension(klon):: te_zref_con, q_zref_con |
94 |
|
REAL, dimension(klon):: u_zref_c, temp_c, q_zref_c |
95 |
|
REAL, dimension(klon):: ok_pred, ok_corr |
96 |
|
|
97 |
|
!------------------------------------------------------------------------- |
98 |
|
|
99 |
|
DO i=1, knon |
100 |
speed(i)=SQRT(u1(i)**2+v1(i)**2) |
speed(i)=SQRT(u1(i)**2+v1(i)**2) |
101 |
ri1(i) = 0.0 |
ri1(i) = 0.0 |
102 |
ENDDO |
ENDDO |
103 |
! |
|
104 |
okri=.FALSE. |
okri=.FALSE. |
105 |
CALL coefcdrag(klon, knon, nsrf, zxli, & |
CALL coefcdrag(klon, knon, nsrf, zxli, speed, t1, q1, z1, psol, ts1, & |
106 |
& speed, t1, q1, z1, psol, & |
qsurf, rugos, okri, ri1, cdram, cdrah, cdran, zri1, pref) |
107 |
& ts1, qsurf, rugos, okri, ri1, & |
|
108 |
& cdram, cdrah, cdran, zri1, pref) |
! Star variables |
109 |
! |
|
110 |
!---------Star variables---------------------------------------------------- |
DO i = 1, knon |
111 |
! |
ri1(i) = zri1(i) |
112 |
DO i = 1, knon |
tpot(i) = t1(i)* (psol(i)/pat1(i))**RKAPPA |
113 |
ri1(i) = zri1(i) |
ustar(i) = sqrt(cdram(i) * speed(i) * speed(i)) |
114 |
tpot(i) = t1(i)* (psol(i)/pat1(i))**RKAPPA |
zdte(i) = tpot(i) - ts1(i) |
115 |
ustar(i) = sqrt(cdram(i) * speed(i) * speed(i)) |
zdq(i) = max(q1(i), 0.0) - max(qsurf(i), 0.0) |
116 |
zdte(i) = tpot(i) - ts1(i) |
|
117 |
zdq(i) = max(q1(i),0.0) - max(qsurf(i),0.0) |
zdte(i) = sign(max(abs(zdte(i)), 1.e-10), zdte(i)) |
118 |
! |
|
119 |
! |
testar(i) = (cdrah(i) * zdte(i) * speed(i))/ustar(i) |
120 |
!IM BUG BUG BUG zdte(i) = max(zdte(i),1.e-10) |
qstar(i) = (cdrah(i) * zdq(i) * speed(i))/ustar(i) |
121 |
zdte(i) = sign(max(abs(zdte(i)),1.e-10),zdte(i)) |
lmon(i) = (ustar(i) * ustar(i) * tpot(i))/ & |
122 |
! |
(RKAR * RG * testar(i)) |
123 |
testar(i) = (cdrah(i) * zdte(i) * speed(i))/ustar(i) |
ENDDO |
124 |
qstar(i) = (cdrah(i) * zdq(i) * speed(i))/ustar(i) |
|
125 |
lmon(i) = (ustar(i) * ustar(i) * tpot(i))/ & |
! First aproximation of variables at zref |
126 |
& (RKAR * RG * testar(i)) |
zref = 2.0 |
127 |
ENDDO |
CALL screenp(klon, knon, nsrf, speed, tpot, q1, & |
128 |
! |
ts1, qsurf, rugos, lmon, & |
129 |
!----------First aproximation of variables at zref -------------------------- |
ustar, testar, qstar, zref, & |
130 |
zref = 2.0 |
delu, delte, delq) |
131 |
CALL screenp(klon, knon, nsrf, speed, tpot, q1, & |
|
132 |
& ts1, qsurf, rugos, lmon, & |
DO i = 1, knon |
133 |
& ustar, testar, qstar, zref, & |
u_zref(i) = delu(i) |
134 |
& delu, delte, delq) |
q_zref(i) = max(qsurf(i), 0.0) + delq(i) |
135 |
! |
te_zref(i) = ts1(i) + delte(i) |
136 |
DO i = 1, knon |
temp(i) = te_zref(i) * (psol(i)/pat1(i))**(-RKAPPA) |
137 |
u_zref(i) = delu(i) |
q_zref_p(i) = q_zref(i) |
138 |
q_zref(i) = max(qsurf(i),0.0) + delq(i) |
temp_p(i) = temp(i) |
139 |
te_zref(i) = ts1(i) + delte(i) |
ENDDO |
140 |
temp(i) = te_zref(i) * (psol(i)/pat1(i))**(-RKAPPA) |
|
141 |
q_zref_p(i) = q_zref(i) |
! Iteration of the variables at the reference level zref : |
142 |
! te_zref_p(i) = te_zref(i) |
! corrector calculation ; see Hess & McAvaney, 1995 |
143 |
temp_p(i) = temp(i) |
|
144 |
ENDDO |
DO n = 1, niter |
145 |
! |
okri=.TRUE. |
146 |
! Iteration of the variables at the reference level zref : corrector calculation ; see Hess & McAvaney, 1995 |
CALL screenc(klon, knon, nsrf, zxli, & |
147 |
! |
u_zref, temp, q_zref, zref, & |
148 |
DO n = 1, niter |
ts1, qsurf, rugos, psol, & |
149 |
! |
ustar, testar, qstar, okri, ri1, & |
150 |
okri=.TRUE. |
pref, delu, delte, delq) |
151 |
CALL screenc(klon, knon, nsrf, zxli, & |
|
152 |
& u_zref, temp, q_zref, zref, & |
DO i = 1, knon |
|
& ts1, qsurf, rugos, psol, & |
|
|
& ustar, testar, qstar, okri, ri1, & |
|
|
& pref, delu, delte, delq) |
|
|
! |
|
|
DO i = 1, knon |
|
153 |
u_zref(i) = delu(i) |
u_zref(i) = delu(i) |
154 |
q_zref(i) = delq(i) + max(qsurf(i),0.0) |
q_zref(i) = delq(i) + max(qsurf(i), 0.0) |
155 |
te_zref(i) = delte(i) + ts1(i) |
te_zref(i) = delte(i) + ts1(i) |
156 |
! |
|
157 |
! return to normal temperature |
! return to normal temperature |
158 |
! |
|
159 |
temp(i) = te_zref(i) * (psol(i)/pref(i))**(-RKAPPA) |
temp(i) = te_zref(i) * (psol(i)/pref(i))**(-RKAPPA) |
160 |
! temp(i) = te_zref(i) - (zref* RG)/RCPD/ & |
|
161 |
! (1 + RVTMP2 * max(q_zref(i),0.0)) |
IF(n == ncon) THEN |
162 |
! |
te_zref_con(i) = te_zref(i) |
163 |
!IM +++ |
q_zref_con(i) = q_zref(i) |
164 |
! IF(temp(i).GT.350.) THEN |
ENDIF |
165 |
! WRITE(*,*) 'temp(i) GT 350 K !!',i,nsrf,temp(i) |
ENDDO |
166 |
! ENDIF |
ENDDO |
167 |
!IM --- |
|
168 |
! |
! verifier le critere de convergence : 0.25% pour te_zref et 5% pour qe_zref |
169 |
IF(n.EQ.ncon) THEN |
|
170 |
te_zref_con(i) = te_zref(i) |
DO i = 1, knon |
171 |
q_zref_con(i) = q_zref(i) |
q_zref_c(i) = q_zref(i) |
172 |
ENDIF |
temp_c(i) = temp(i) |
173 |
! |
|
174 |
ENDDO |
ok_pred(i)=0. |
175 |
! |
ok_corr(i)=1. |
176 |
ENDDO |
|
177 |
! |
t_2m(i) = temp_p(i) * ok_pred(i) + temp_c(i) * ok_corr(i) |
178 |
! verifier le critere de convergence : 0.25% pour te_zref et 5% pour qe_zref |
q_2m(i) = q_zref_p(i) * ok_pred(i) + q_zref_c(i) * ok_corr(i) |
179 |
! |
ENDDO |
180 |
! DO i = 1, knon |
|
181 |
! conv_te(i) = (te_zref(i) - te_zref_con(i))/te_zref_con(i) |
! First aproximation of variables at zref |
182 |
! conv_q(i) = (q_zref(i) - q_zref_con(i))/q_zref_con(i) |
|
183 |
!IM +++ |
zref = 10.0 |
184 |
! IF(abs(conv_te(i)).GE.0.0025.AND.abs(conv_q(i)).GE.0.05) THEN |
CALL screenp(klon, knon, nsrf, speed, tpot, q1, & |
185 |
! PRINT*,'DIV','i=',i,te_zref_con(i),te_zref(i),conv_te(i), & |
ts1, qsurf, rugos, lmon, & |
186 |
! q_zref_con(i),q_zref(i),conv_q(i) |
ustar, testar, qstar, zref, & |
187 |
! ENDIF |
delu, delte, delq) |
188 |
!IM --- |
|
189 |
! ENDDO |
DO i = 1, knon |
190 |
! |
u_zref(i) = delu(i) |
191 |
DO i = 1, knon |
q_zref(i) = max(qsurf(i), 0.0) + delq(i) |
192 |
q_zref_c(i) = q_zref(i) |
te_zref(i) = ts1(i) + delte(i) |
193 |
temp_c(i) = temp(i) |
temp(i) = te_zref(i) * (psol(i)/pat1(i))**(-RKAPPA) |
194 |
! |
u_zref_p(i) = u_zref(i) |
195 |
! IF(zri1(i).LT.0.) THEN |
ENDDO |
196 |
! IF(nsrf.EQ.1) THEN |
|
197 |
! ok_pred(i)=1. |
! Iteration of the variables at the reference level zref: |
198 |
! ok_corr(i)=0. |
! corrector ; see Hess & McAvaney, 1995 |
199 |
! ELSE |
|
200 |
! ok_pred(i)=0. |
DO n = 1, niter |
201 |
! ok_corr(i)=1. |
okri=.TRUE. |
202 |
! ENDIF |
CALL screenc(klon, knon, nsrf, zxli, & |
203 |
! ELSE |
u_zref, temp, q_zref, zref, & |
204 |
! ok_pred(i)=0. |
ts1, qsurf, rugos, psol, & |
205 |
! ok_corr(i)=1. |
ustar, testar, qstar, okri, ri1, & |
206 |
! ENDIF |
pref, delu, delte, delq) |
207 |
! |
|
208 |
ok_pred(i)=0. |
DO i = 1, knon |
|
ok_corr(i)=1. |
|
|
! |
|
|
t_2m(i) = temp_p(i) * ok_pred(i) + temp_c(i) * ok_corr(i) |
|
|
q_2m(i) = q_zref_p(i) * ok_pred(i) + q_zref_c(i) * ok_corr(i) |
|
|
!IM +++ |
|
|
! IF(n.EQ.niter) THEN |
|
|
! IF(t_2m(i).LT.t1(i).AND.t_2m(i).LT.ts1(i)) THEN |
|
|
! PRINT*,' BAD t2m LT ',i,nsrf,t_2m(i),t1(i),ts1(i) |
|
|
! ELSEIF(t_2m(i).GT.t1(i).AND.t_2m(i).GT.ts1(i)) THEN |
|
|
! PRINT*,' BAD t2m GT ',i,nsrf,t_2m(i),t1(i),ts1(i) |
|
|
! ENDIF |
|
|
! ENDIF |
|
|
!IM --- |
|
|
ENDDO |
|
|
! |
|
|
! |
|
|
!----------First aproximation of variables at zref -------------------------- |
|
|
! |
|
|
zref = 10.0 |
|
|
CALL screenp(klon, knon, nsrf, speed, tpot, q1, & |
|
|
& ts1, qsurf, rugos, lmon, & |
|
|
& ustar, testar, qstar, zref, & |
|
|
& delu, delte, delq) |
|
|
! |
|
|
DO i = 1, knon |
|
|
u_zref(i) = delu(i) |
|
|
q_zref(i) = max(qsurf(i),0.0) + delq(i) |
|
|
te_zref(i) = ts1(i) + delte(i) |
|
|
temp(i) = te_zref(i) * (psol(i)/pat1(i))**(-RKAPPA) |
|
|
! temp(i) = te_zref(i) - (zref* RG)/RCPD/ & |
|
|
! (1 + RVTMP2 * max(q_zref(i),0.0)) |
|
|
u_zref_p(i) = u_zref(i) |
|
|
ENDDO |
|
|
! |
|
|
! Iteration of the variables at the reference level zref : corrector ; see Hess & McAvaney, 1995 |
|
|
! |
|
|
DO n = 1, niter |
|
|
! |
|
|
okri=.TRUE. |
|
|
CALL screenc(klon, knon, nsrf, zxli, & |
|
|
& u_zref, temp, q_zref, zref, & |
|
|
& ts1, qsurf, rugos, psol, & |
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& ustar, testar, qstar, okri, ri1, & |
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& pref, delu, delte, delq) |
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! |
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DO i = 1, knon |
|
209 |
u_zref(i) = delu(i) |
u_zref(i) = delu(i) |
210 |
q_zref(i) = delq(i) + max(qsurf(i),0.0) |
q_zref(i) = delq(i) + max(qsurf(i), 0.0) |
211 |
te_zref(i) = delte(i) + ts1(i) |
te_zref(i) = delte(i) + ts1(i) |
212 |
temp(i) = te_zref(i) * (psol(i)/pref(i))**(-RKAPPA) |
temp(i) = te_zref(i) * (psol(i)/pref(i))**(-RKAPPA) |
213 |
! temp(i) = te_zref(i) - (zref* RG)/RCPD/ & |
ENDDO |
214 |
! (1 + RVTMP2 * max(q_zref(i),0.0)) |
ENDDO |
215 |
ENDDO |
|
216 |
! |
DO i = 1, knon |
217 |
ENDDO |
u_zref_c(i) = u_zref(i) |
218 |
! |
|
219 |
DO i = 1, knon |
u_10m(i) = u_zref_p(i) * ok_pred(i) + u_zref_c(i) * ok_corr(i) |
220 |
u_zref_c(i) = u_zref(i) |
|
221 |
! |
q_zref_c(i) = q_zref(i) |
222 |
u_10m(i) = u_zref_p(i) * ok_pred(i) + u_zref_c(i) * ok_corr(i) |
temp_c(i) = temp(i) |
223 |
! |
t_10m(i) = temp_p(i) * ok_pred(i) + temp_c(i) * ok_corr(i) |
224 |
!AM |
q_10m(i) = q_zref_p(i) * ok_pred(i) + q_zref_c(i) * ok_corr(i) |
225 |
q_zref_c(i) = q_zref(i) |
ENDDO |
226 |
temp_c(i) = temp(i) |
|
227 |
t_10m(i) = temp_p(i) * ok_pred(i) + temp_c(i) * ok_corr(i) |
END subroutine stdlevvar |
228 |
q_10m(i) = q_zref_p(i) * ok_pred(i) + q_zref_c(i) * ok_corr(i) |
|
229 |
!MA |
end module stdlevvar_m |
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ENDDO |
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! |
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RETURN |
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END subroutine stdlevvar |
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