1 |
SUBROUTINE coefkz(nsrf, knon, paprs, pplay, |
module coefkz_m |
2 |
cIM 261103 |
|
3 |
. ksta, ksta_ter, |
IMPLICIT none |
4 |
cIM 261103 |
|
5 |
. ts, rugos, |
contains |
6 |
. u,v,t,q, |
|
7 |
. qsurf, |
SUBROUTINE coefkz(nsrf, paprs, pplay, ts, u, v, t, q, zgeop, coefm, coefh) |
8 |
. pcfm, pcfh) |
|
9 |
use dimens_m |
! Authors: F. Hourdin, M. Forichon, Z. X. Li (LMD/CNRS) |
10 |
use indicesol |
! Date: September 22nd, 1993 |
11 |
use dimphy |
|
12 |
use iniprint |
! Objet : calculer les coefficients d'échange turbulent dans |
13 |
use SUPHEC_M |
! l'atmosphère. |
14 |
use yoethf_m |
|
15 |
use fcttre |
USE clesphys, ONLY: ksta, ksta_ter |
16 |
use conf_phys_m |
USE conf_phys_m, ONLY: iflag_pbl |
17 |
IMPLICIT none |
USE dimphy, ONLY: klev |
18 |
c====================================================================== |
USE fcttre, ONLY: foede, foeew |
19 |
c Auteur(s) F. Hourdin, M. Forichon, Z.X. Li (LMD/CNRS) date: 19930922 |
USE indicesol, ONLY: is_oce |
20 |
c (une version strictement identique a l'ancien modele) |
USE suphec_m, ONLY: rcpd, rd, retv, rg, rkappa, rlstt, rlvtt, rtt |
21 |
c Objet: calculer le coefficient du frottement du sol (Cdrag) et les |
USE yoethf_m, ONLY: r2es, r5ies, r5les, rvtmp2 |
22 |
c coefficients d'echange turbulent dans l'atmosphere. |
|
23 |
c Arguments: |
integer, intent(in):: nsrf ! indicateur de la nature du sol |
24 |
c nsrf-----input-I- indicateur de la nature du sol |
|
25 |
c knon-----input-I- nombre de points a traiter |
REAL, intent(in):: paprs(:, :) ! (knon, klev + 1) |
26 |
c paprs----input-R- pression a chaque intercouche (en Pa) |
! pression a chaque intercouche (en Pa) |
27 |
c pplay----input-R- pression au milieu de chaque couche (en Pa) |
|
28 |
c ts-------input-R- temperature du sol (en Kelvin) |
real, intent(in):: pplay(:, :) ! (knon, klev) |
29 |
c rugos----input-R- longeur de rugosite (en m) |
! pression au milieu de chaque couche (en Pa) |
30 |
c u--------input-R- vitesse u |
|
31 |
c v--------input-R- vitesse v |
REAL, intent(in):: ts(:) ! (knon) temperature du sol (en Kelvin) |
32 |
c t--------input-R- temperature (K) |
REAL, intent(in):: u(:, :), v(:, :) ! (knon, klev) wind |
33 |
c q--------input-R- vapeur d'eau (kg/kg) |
REAL, intent(in):: t(:, :) ! (knon, klev) temperature (K) |
34 |
c |
real, intent(in):: q(:, :) ! (knon, klev) vapeur d'eau (kg/kg) |
35 |
c itop-----output-I- numero de couche du sommet de la couche limite |
REAL, intent(in):: zgeop(:, :) ! (knon, klev) |
36 |
c pcfm-----output-R- coefficients a calculer (vitesse) |
REAL, intent(out):: coefm(:, 2:) ! (knon, 2:klev) coefficient, vitesse |
37 |
c pcfh-----output-R- coefficients a calculer (chaleur et humidite) |
|
38 |
c====================================================================== |
real, intent(out):: coefh(:, 2:) ! (knon, 2:klev) |
39 |
c |
! coefficient, chaleur et humidité |
40 |
c Arguments: |
|
41 |
c |
! Local: |
42 |
INTEGER knon, nsrf |
|
43 |
REAL ts(klon) |
INTEGER knon ! nombre de points a traiter |
44 |
REAL paprs(klon,klev+1), pplay(klon,klev) |
|
45 |
REAL u(klon,klev), v(klon,klev), t(klon,klev), q(klon,klev) |
INTEGER itop(size(ts)) ! (knon) |
46 |
REAL rugos(klon) |
! numero de couche du sommet de la couche limite |
47 |
c |
|
48 |
REAL pcfm(klon,klev), pcfh(klon,klev) |
! Quelques constantes et options: |
49 |
INTEGER itop(klon) |
|
50 |
c |
REAL, PARAMETER:: cepdu2 =0.1**2 |
51 |
c Quelques constantes et options: |
REAL, PARAMETER:: CKAP = 0.4 |
52 |
c |
REAL, PARAMETER:: cb = 5. |
53 |
REAL cepdu2, ckap, cb, cc, cd, clam |
REAL, PARAMETER:: cc = 5. |
54 |
PARAMETER (cepdu2 =(0.1)**2) |
REAL, PARAMETER:: cd = 5. |
55 |
PARAMETER (CKAP=0.4) |
REAL, PARAMETER:: clam = 160. |
56 |
PARAMETER (cb=5.0) |
REAL, PARAMETER:: ratqs = 0.05 ! largeur de distribution de vapeur d'eau |
57 |
PARAMETER (cc=5.0) |
|
58 |
PARAMETER (cd=5.0) |
LOGICAL, PARAMETER:: richum = .TRUE. |
59 |
PARAMETER (clam=160.0) |
! utilise le nombre de Richardson humide |
60 |
REAL ratqs ! largeur de distribution de vapeur d'eau |
|
61 |
PARAMETER (ratqs=0.05) |
REAL, PARAMETER:: ric = 0.4 ! nombre de Richardson critique |
62 |
LOGICAL richum ! utilise le nombre de Richardson humide |
REAL, PARAMETER:: prandtl = 0.4 |
63 |
PARAMETER (richum=.TRUE.) |
|
64 |
REAL ric ! nombre de Richardson critique |
REAL kstable ! diffusion minimale (situation stable) |
65 |
PARAMETER(ric=0.4) |
REAL, PARAMETER:: mixlen = 35. ! constante contrôlant longueur de mélange |
66 |
REAL prandtl |
INTEGER, PARAMETER:: isommet = klev ! sommet de la couche limite |
67 |
PARAMETER (prandtl=0.4) |
|
68 |
REAL kstable ! diffusion minimale (situation stable) |
LOGICAL, PARAMETER:: tvirtu = .TRUE. |
69 |
! GKtest |
! calculer Ri d'une maniere plus performante |
70 |
! PARAMETER (kstable=1.0e-10) |
|
71 |
REAL ksta, ksta_ter |
LOGICAL, PARAMETER:: opt_ec = .FALSE. |
72 |
cIM: 261103 REAL kstable_ter, kstable_sinon |
! formule du Centre Europeen dans l'atmosphere |
73 |
cIM: 211003 cf GK PARAMETER (kstable_ter = 1.0e-6) |
|
74 |
cIM: 261103 PARAMETER (kstable_ter = 1.0e-8) |
INTEGER i, k |
75 |
cIM: 261103 PARAMETER (kstable_ter = 1.0e-10) |
REAL zmgeom(size(ts)) |
76 |
cIM: 261103 PARAMETER (kstable_sinon = 1.0e-10) |
REAL ri(size(ts)) |
77 |
! fin GKtest |
REAL l2(size(ts)) |
78 |
REAL mixlen ! constante controlant longueur de melange |
REAL zdphi, zdu2, ztvd, ztvu, cdn |
79 |
PARAMETER (mixlen=35.0) |
REAL scf |
80 |
INTEGER isommet ! le sommet de la couche limite |
REAL zt, zq, zcvm5, zcor, zqs, zfr, zdqs |
81 |
PARAMETER (isommet=klev) |
logical zdelta |
82 |
LOGICAL tvirtu ! calculer Ri d'une maniere plus performante |
REAL z2geomf, zalh2, alm2, zscfh, scfm |
83 |
PARAMETER (tvirtu=.TRUE.) |
REAL gamt(2:klev) ! contre-gradient pour la chaleur sensible: Kelvin/metre |
84 |
LOGICAL opt_ec ! formule du Centre Europeen dans l'atmosphere |
|
85 |
PARAMETER (opt_ec=.FALSE.) |
!-------------------------------------------------------------------- |
86 |
|
|
87 |
c |
knon = size(ts) |
88 |
c Variables locales: |
|
89 |
c |
! Prescrire la valeur de contre-gradient |
90 |
INTEGER i, k, kk !IM 120704 |
if (iflag_pbl == 1) then |
91 |
REAL zgeop(klon,klev) |
DO k = 3, klev |
92 |
REAL zmgeom(klon) |
gamt(k) = - 1E-3 |
93 |
REAL zri(klon) |
ENDDO |
94 |
REAL zl2(klon) |
gamt(2) = - 2.5E-3 |
95 |
|
else |
96 |
REAL u1(klon), v1(klon), t1(klon), q1(klon), z1(klon) |
DO k = 2, klev |
97 |
REAL pcfm1(klon), pcfh1(klon) |
gamt(k) = 0.0 |
98 |
c |
ENDDO |
99 |
REAL zdphi, zdu2, ztvd, ztvu, zcdn |
ENDIF |
100 |
REAL zscf |
|
101 |
REAL zt, zq, zdelta, zcvm5, zcor, zqs, zfr, zdqs |
IF (nsrf /= is_oce) THEN |
102 |
REAL z2geomf, zalh2, zalm2, zscfh, zscfm |
kstable = ksta_ter |
103 |
REAL t_coup |
ELSE |
104 |
PARAMETER (t_coup=273.15) |
kstable = ksta |
105 |
cIM |
ENDIF |
106 |
LOGICAL check |
|
107 |
PARAMETER (check=.false.) |
! Calculer les coefficients turbulents dans l'atmosphere |
108 |
c |
|
109 |
c contre-gradient pour la chaleur sensible: Kelvin/metre |
itop = isommet |
110 |
REAL gamt(2:klev) |
|
111 |
real qsurf(klon) |
loop_vertical: DO k = 2, isommet |
112 |
c |
loop_horiz: DO i = 1, knon |
113 |
LOGICAL appel1er |
zdu2 = MAX(cepdu2, (u(i, k) - u(i, k - 1))**2 & |
114 |
SAVE appel1er |
+ (v(i, k) - v(i, k - 1))**2) |
115 |
c |
zmgeom(i) = zgeop(i, k) - zgeop(i, k - 1) |
116 |
c Fonctions thermodynamiques et fonctions d'instabilite |
zdphi = zmgeom(i) / 2.0 |
117 |
REAL fsta, fins, x |
zt = (t(i, k) + t(i, k - 1)) * 0.5 |
118 |
LOGICAL zxli ! utiliser un jeu de fonctions simples |
zq = (q(i, k) + q(i, k - 1)) * 0.5 |
119 |
PARAMETER (zxli=.FALSE.) |
|
120 |
c |
! calculer Qs et dQs/dT: |
121 |
fsta(x) = 1.0 / (1.0+10.0*x*(1+8.0*x)) |
|
122 |
fins(x) = SQRT(1.0-18.0*x) |
zdelta = RTT >=zt |
123 |
c |
zcvm5 = merge(R5IES * RLSTT, R5LES * RLVTT, zdelta) / RCPD & |
124 |
DATA appel1er /.TRUE./ |
/ (1. + RVTMP2 * zq) |
125 |
c |
zqs = R2ES * FOEEW(zt, zdelta) / pplay(i, k) |
126 |
IF (appel1er) THEN |
zqs = MIN(0.5, zqs) |
127 |
if (prt_level > 9) THEN |
zcor = 1./(1. - RETV * zqs) |
128 |
print *,'coefkz, opt_ec:', opt_ec |
zqs = zqs * zcor |
129 |
print *,'coefkz, richum:', richum |
zdqs = FOEDE(zt, zdelta, zcvm5, zqs, zcor) |
130 |
IF (richum) print *,'coefkz, ratqs:', ratqs |
|
131 |
print *,'coefkz, isommet:', isommet |
! calculer la fraction nuageuse (processus humide): |
132 |
print *,'coefkz, tvirtu:', tvirtu |
|
133 |
appel1er = .FALSE. |
zfr = (zq + ratqs * zq - zqs) / (2.0 * ratqs * zq) |
134 |
endif |
zfr = MAX(0.0, MIN(1.0, zfr)) |
135 |
ENDIF |
IF (.NOT.richum) zfr = 0.0 |
136 |
c |
|
137 |
c Initialiser les sorties |
! calculer le nombre de Richardson: |
138 |
c |
|
139 |
DO k = 1, klev |
IF (tvirtu) THEN |
140 |
DO i = 1, knon |
ztvd = (t(i, k) & |
141 |
pcfm(i,k) = 0.0 |
+ zdphi/RCPD/(1. + RVTMP2 * zq) & |
142 |
pcfh(i,k) = 0.0 |
* ((1. - zfr) + zfr * (1. + RLVTT * zqs/RD/zt)/(1. + zdqs)) & |
143 |
ENDDO |
) * (1. + RETV * q(i, k)) |
144 |
ENDDO |
ztvu = (t(i, k - 1) & |
145 |
DO i = 1, knon |
- zdphi/RCPD/(1. + RVTMP2 * zq) & |
146 |
itop(i) = 0 |
* ((1. - zfr) + zfr * (1. + RLVTT * zqs/RD/zt)/(1. + zdqs)) & |
147 |
ENDDO |
) * (1. + RETV * q(i, k - 1)) |
148 |
|
ri(i) = zmgeom(i) * (ztvd - ztvu)/(zdu2 * 0.5 * (ztvd + ztvu)) |
149 |
c |
ri(i) = ri(i) & |
150 |
c Prescrire la valeur de contre-gradient |
+ zmgeom(i) * zmgeom(i)/RG * gamt(k) & |
151 |
c |
* (paprs(i, k)/101325.0)**RKAPPA & |
152 |
if (iflag_pbl.eq.1) then |
/(zdu2 * 0.5 * (ztvd + ztvu)) |
153 |
DO k = 3, klev |
ELSE |
154 |
gamt(k) = -1.0E-03 |
! calcul de Ridchardson compatible LMD5 |
155 |
ENDDO |
ri(i) = (RCPD * (t(i, k) - t(i, k - 1)) & |
156 |
gamt(2) = -2.5E-03 |
- RD * 0.5 * (t(i, k) + t(i, k - 1))/paprs(i, k) & |
157 |
else |
* (pplay(i, k) - pplay(i, k - 1)) & |
158 |
DO k = 2, klev |
) * zmgeom(i)/(zdu2 * 0.5 * RCPD * (t(i, k - 1) + t(i, k))) |
159 |
gamt(k) = 0.0 |
ri(i) = ri(i) + & |
160 |
ENDDO |
zmgeom(i) * zmgeom(i) * gamt(k)/RG & |
161 |
ENDIF |
* (paprs(i, k)/101325.0)**RKAPPA & |
162 |
cIM cf JLD/ GKtest |
/(zdu2 * 0.5 * (t(i, k - 1) + t(i, k))) |
163 |
IF ( nsrf .NE. is_oce ) THEN |
ENDIF |
164 |
cIM 261103 kstable = kstable_ter |
|
165 |
kstable = ksta_ter |
! finalement, les coefficients d'echange sont obtenus: |
166 |
ELSE |
|
167 |
cIM 261103 kstable = kstable_sinon |
cdn = SQRT(zdu2) / zmgeom(i) * RG |
168 |
kstable = ksta |
|
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ENDIF |
|
|
cIM cf JLD/ GKtest fin |
|
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c |
|
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c Calculer les geopotentiels de chaque couche |
|
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c |
|
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DO i = 1, knon |
|
|
zgeop(i,1) = RD * t(i,1) / (0.5*(paprs(i,1)+pplay(i,1))) |
|
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. * (paprs(i,1)-pplay(i,1)) |
|
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ENDDO |
|
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DO k = 2, klev |
|
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DO i = 1, knon |
|
|
zgeop(i,k) = zgeop(i,k-1) |
|
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. + RD * 0.5*(t(i,k-1)+t(i,k)) / paprs(i,k) |
|
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. * (pplay(i,k-1)-pplay(i,k)) |
|
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ENDDO |
|
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ENDDO |
|
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c |
|
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c Calculer le frottement au sol (Cdrag) |
|
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c |
|
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DO i = 1, knon |
|
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u1(i) = u(i,1) |
|
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v1(i) = v(i,1) |
|
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t1(i) = t(i,1) |
|
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q1(i) = q(i,1) |
|
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z1(i) = zgeop(i,1) |
|
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ENDDO |
|
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c |
|
|
CALL clcdrag(klon, knon, nsrf, zxli, |
|
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$ u1, v1, t1, q1, z1, |
|
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$ ts, qsurf, rugos, |
|
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$ pcfm1, pcfh1) |
|
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cIM $ ts, qsurf, rugos, |
|
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C |
|
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DO i = 1, knon |
|
|
pcfm(i,1)=pcfm1(i) |
|
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pcfh(i,1)=pcfh1(i) |
|
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ENDDO |
|
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c |
|
|
c Calculer les coefficients turbulents dans l'atmosphere |
|
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c |
|
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DO i = 1, knon |
|
|
itop(i) = isommet |
|
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ENDDO |
|
|
|
|
|
|
|
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DO k = 2, isommet |
|
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DO i = 1, knon |
|
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zdu2=MAX(cepdu2,(u(i,k)-u(i,k-1))**2 |
|
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. +(v(i,k)-v(i,k-1))**2) |
|
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zmgeom(i)=zgeop(i,k)-zgeop(i,k-1) |
|
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zdphi =zmgeom(i) / 2.0 |
|
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zt = (t(i,k)+t(i,k-1)) * 0.5 |
|
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zq = (q(i,k)+q(i,k-1)) * 0.5 |
|
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c |
|
|
c calculer Qs et dQs/dT: |
|
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c |
|
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IF (thermcep) THEN |
|
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zdelta = MAX(0.,SIGN(1.,RTT-zt)) |
|
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zcvm5 = R5LES*RLVTT/RCPD/(1.0+RVTMP2*zq)*(1.-zdelta) |
|
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. + R5IES*RLSTT/RCPD/(1.0+RVTMP2*zq)*zdelta |
|
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zqs = R2ES * FOEEW(zt,zdelta) / pplay(i,k) |
|
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zqs = MIN(0.5,zqs) |
|
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zcor = 1./(1.-RETV*zqs) |
|
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zqs = zqs*zcor |
|
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zdqs = FOEDE(zt,zdelta,zcvm5,zqs,zcor) |
|
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ELSE |
|
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IF (zt .LT. t_coup) THEN |
|
|
zqs = qsats(zt) / pplay(i,k) |
|
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zdqs = dqsats(zt,zqs) |
|
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ELSE |
|
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zqs = qsatl(zt) / pplay(i,k) |
|
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zdqs = dqsatl(zt,zqs) |
|
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ENDIF |
|
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ENDIF |
|
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c |
|
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c calculer la fraction nuageuse (processus humide): |
|
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c |
|
|
zfr = (zq+ratqs*zq-zqs) / (2.0*ratqs*zq) |
|
|
zfr = MAX(0.0,MIN(1.0,zfr)) |
|
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IF (.NOT.richum) zfr = 0.0 |
|
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c |
|
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c calculer le nombre de Richardson: |
|
|
c |
|
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IF (tvirtu) THEN |
|
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ztvd =( t(i,k) |
|
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. + zdphi/RCPD/(1.+RVTMP2*zq) |
|
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. *( (1.-zfr) + zfr*(1.+RLVTT*zqs/RD/zt)/(1.+zdqs) ) |
|
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. )*(1.+RETV*q(i,k)) |
|
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ztvu =( t(i,k-1) |
|
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. - zdphi/RCPD/(1.+RVTMP2*zq) |
|
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. *( (1.-zfr) + zfr*(1.+RLVTT*zqs/RD/zt)/(1.+zdqs) ) |
|
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. )*(1.+RETV*q(i,k-1)) |
|
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zri(i) =zmgeom(i)*(ztvd-ztvu)/(zdu2*0.5*(ztvd+ztvu)) |
|
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zri(i) = zri(i) |
|
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. + zmgeom(i)*zmgeom(i)/RG*gamt(k) |
|
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. *(paprs(i,k)/101325.0)**RKAPPA |
|
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. /(zdu2*0.5*(ztvd+ztvu)) |
|
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c |
|
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ELSE ! calcul de Ridchardson compatible LMD5 |
|
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c |
|
|
zri(i) =(RCPD*(t(i,k)-t(i,k-1)) |
|
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. -RD*0.5*(t(i,k)+t(i,k-1))/paprs(i,k) |
|
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. *(pplay(i,k)-pplay(i,k-1)) |
|
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. )*zmgeom(i)/(zdu2*0.5*RCPD*(t(i,k-1)+t(i,k))) |
|
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zri(i) = zri(i) + |
|
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. zmgeom(i)*zmgeom(i)*gamt(k)/RG |
|
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cSB . /(paprs(i,k)/101325.0)**RKAPPA |
|
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. *(paprs(i,k)/101325.0)**RKAPPA |
|
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. /(zdu2*0.5*(t(i,k-1)+t(i,k))) |
|
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ENDIF |
|
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c |
|
|
c finalement, les coefficients d'echange sont obtenus: |
|
|
c |
|
|
zcdn=SQRT(zdu2) / zmgeom(i) * RG |
|
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c |
|
169 |
IF (opt_ec) THEN |
IF (opt_ec) THEN |
170 |
z2geomf=zgeop(i,k-1)+zgeop(i,k) |
z2geomf = zgeop(i, k - 1) + zgeop(i, k) |
171 |
zalm2=(0.5*ckap/RG*z2geomf |
alm2 = (0.5 * ckap/RG * z2geomf & |
172 |
. /(1.+0.5*ckap/rg/clam*z2geomf))**2 |
/(1. + 0.5 * ckap/rg/clam * z2geomf))**2 |
173 |
zalh2=(0.5*ckap/rg*z2geomf |
zalh2 = (0.5 * ckap/rg * z2geomf & |
174 |
. /(1.+0.5*ckap/RG/(clam*SQRT(1.5*cd))*z2geomf))**2 |
/(1. + 0.5 * ckap/RG/(clam * SQRT(1.5 * cd)) * z2geomf))**2 |
175 |
IF (zri(i).LT.0.0) THEN ! situation instable |
IF (ri(i) < 0.) THEN |
176 |
zscf = ((zgeop(i,k)/zgeop(i,k-1))**(1./3.)-1.)**3 |
! situation instable |
177 |
. / (zmgeom(i)/RG)**3 / (zgeop(i,k-1)/RG) |
scf = ((zgeop(i, k)/zgeop(i, k - 1))**(1./3.) - 1.)**3 & |
178 |
zscf = SQRT(-zri(i)*zscf) |
/ (zmgeom(i)/RG)**3 / (zgeop(i, k - 1)/RG) |
179 |
zscfm = 1.0 / (1.0+3.0*cb*cc*zalm2*zscf) |
scf = SQRT(- ri(i) * scf) |
180 |
zscfh = 1.0 / (1.0+3.0*cb*cc*zalh2*zscf) |
scfm = 1.0 / (1.0 + 3.0 * cb * cc * alm2 * scf) |
181 |
pcfm(i,k)=zcdn*zalm2*(1.-2.0*cb*zri(i)*zscfm) |
zscfh = 1.0 / (1.0 + 3.0 * cb * cc * zalh2 * scf) |
182 |
pcfh(i,k)=zcdn*zalh2*(1.-3.0*cb*zri(i)*zscfh) |
coefm(i, k) = cdn * alm2 * (1. - 2. * cb * ri(i) * scfm) |
183 |
ELSE ! situation stable |
coefh(i, k) = cdn * zalh2 * (1. - 3.0 * cb * ri(i) * zscfh) |
184 |
zscf=SQRT(1.+cd*zri(i)) |
ELSE |
185 |
pcfm(i,k)=zcdn*zalm2/(1.+2.0*cb*zri(i)/zscf) |
! situation stable |
186 |
pcfh(i,k)=zcdn*zalh2/(1.+3.0*cb*zri(i)*zscf) |
scf = SQRT(1. + cd * ri(i)) |
187 |
ENDIF |
coefm(i, k) = cdn * alm2 / (1. + 2. * cb * ri(i) / scf) |
188 |
|
coefh(i, k) = cdn * zalh2/(1. + 3.0 * cb * ri(i) * scf) |
189 |
|
ENDIF |
190 |
ELSE |
ELSE |
191 |
zl2(i)=(mixlen*MAX(0.0,(paprs(i,k)-paprs(i,itop(i)+1)) |
l2(i) = (mixlen * MAX(0.0, (paprs(i, k) - paprs(i, itop(i) + 1)) & |
192 |
. /(paprs(i,2)-paprs(i,itop(i)+1)) ))**2 |
/(paprs(i, 2) - paprs(i, itop(i) + 1))))**2 |
193 |
pcfm(i,k)=sqrt(max(zcdn*zcdn*(ric-zri(i))/ric, kstable)) |
coefm(i, k) = sqrt(max(cdn**2 * (ric - ri(i)) / ric, kstable)) |
194 |
pcfm(i,k)= zl2(i)* pcfm(i,k) |
coefm(i, k) = l2(i) * coefm(i, k) |
195 |
pcfh(i,k) = pcfm(i,k) /prandtl ! h et m different |
coefh(i, k) = coefm(i, k) / prandtl ! h et m different |
196 |
ENDIF |
ENDIF |
197 |
ENDDO |
ENDDO loop_horiz |
198 |
ENDDO |
ENDDO loop_vertical |
199 |
c |
|
200 |
c Au-dela du sommet, pas de diffusion turbulente: |
! Au-delà du sommet, pas de diffusion turbulente : |
201 |
c |
forall (i = 1: knon) |
202 |
DO i = 1, knon |
coefh(i, itop(i) + 1:) = 0. |
203 |
IF (itop(i)+1 .LE. klev) THEN |
coefm(i, itop(i) + 1:) = 0. |
204 |
DO k = itop(i)+1, klev |
END forall |
205 |
pcfh(i,k) = 0.0 |
|
206 |
pcfm(i,k) = 0.0 |
END SUBROUTINE coefkz |
207 |
ENDDO |
|
208 |
ENDIF |
end module coefkz_m |
|
ENDDO |
|
|
c |
|
|
RETURN |
|
|
END |
|