4 |
|
|
5 |
contains |
contains |
6 |
|
|
7 |
SUBROUTINE clcdrag(nsrf, u, v, t, q, zgeop, ts, qsurf, rugos, pcfm, pcfh) |
SUBROUTINE clcdrag(nsrf, speed, t, q, zgeop, ts, qsurf, rugos, pcfm, pcfh) |
8 |
|
|
9 |
! From LMDZ4/libf/phylmd/clcdrag.F90, version 1.1.1.1, 2004/05/19 12:53:07 |
! From LMDZ4/libf/phylmd/clcdrag.F90, version 1.1.1.1, 2004/05/19 12:53:07 |
10 |
|
|
11 |
! Objet : calcul des cdrags pour le moment (pcfm) et les flux de |
! Objet : calcul des cdrags pour le moment (pcfm) et les flux de |
12 |
! chaleur sensible et latente (pcfh). |
! chaleur sensible et latente (pcfh). |
13 |
! Calculer le frottement au sol (Cdrag) |
! Calculer le frottement au sol (drag coefficient) |
14 |
|
|
15 |
USE indicesol, ONLY: is_oce |
USE indicesol, ONLY: is_oce |
16 |
use nr_util, only: assert_eq |
use nr_util, only: assert_eq |
19 |
|
|
20 |
INTEGER, intent(in):: nsrf ! indice pour le type de surface |
INTEGER, intent(in):: nsrf ! indice pour le type de surface |
21 |
|
|
22 |
REAL, intent(in):: u(:), v(:) ! (knon) vent au 1er niveau du mod\`ele |
REAL, intent(in):: speed(:) ! (knon) |
23 |
|
! norm of the wind at the first model layer |
24 |
|
|
25 |
REAL, intent(in):: t(:) ! (knon) |
REAL, intent(in):: t(:) ! (knon) |
26 |
! temperature de l'air au 1er niveau du modele |
! temperature de l'air au 1er niveau du modele |
30 |
REAL, intent(in):: ts(:) ! (knon) temperature de l'air a la surface |
REAL, intent(in):: ts(:) ! (knon) temperature de l'air a la surface |
31 |
REAL, intent(in):: qsurf(:) ! (knon) humidite de l'air a la surface |
REAL, intent(in):: qsurf(:) ! (knon) humidite de l'air a la surface |
32 |
REAL, intent(in):: rugos(:) ! (knon) rugosit\'e |
REAL, intent(in):: rugos(:) ! (knon) rugosit\'e |
33 |
REAL, intent(out):: pcfm(:) ! (knon) cdrag pour le moment |
REAL, intent(out):: pcfm(:) ! (knon) drag coefficient pour le moment |
34 |
|
|
35 |
REAL, intent(out):: pcfh(:) ! (knon) |
REAL, intent(out):: pcfh(:) ! (knon) |
36 |
! cdrag pour les flux de chaleur latente et sensible |
! drag coefficient pour les flux de chaleur latente et sensible |
37 |
|
|
38 |
! Local: |
! Local: |
39 |
|
|
44 |
REAL:: zdu2, ztsolv, ztvd, zscf |
REAL:: zdu2, ztsolv, ztvd, zscf |
45 |
REAL:: zucf, zcr |
REAL:: zucf, zcr |
46 |
REAL:: friv, frih |
REAL:: friv, frih |
47 |
REAL, dimension(size(u)):: zcfm1, zcfm2 |
REAL, dimension(size(speed)):: zcfm1, zcfm2 |
48 |
REAL, dimension(size(u)):: zcfh1, zcfh2 |
REAL, dimension(size(speed)):: zcfh1, zcfh2 |
49 |
REAL, dimension(size(u)):: zcdn |
REAL, dimension(size(speed)):: zcdn |
50 |
REAL, dimension(size(u)):: zri |
REAL, dimension(size(speed)):: zri |
51 |
|
|
52 |
!-------------------------------------------------------------------- |
!-------------------------------------------------------------------- |
53 |
|
|
54 |
knon = assert_eq([size(u), size(v), size(t), size(q), size(zgeop), & |
knon = assert_eq([size(speed), size(t), size(q), size(zgeop), size(ts), & |
55 |
size(ts), size(qsurf), size(rugos), size(pcfm), size(pcfh), & |
size(qsurf), size(rugos), size(pcfm), size(pcfh), size(pcfm)], & |
56 |
size(pcfm)], "clcdrag knon") |
"clcdrag knon") |
57 |
|
|
58 |
DO i = 1, knon |
DO i = 1, knon |
59 |
zdu2 = max(cepdu2,u(i)**2+v(i)**2) |
zdu2 = max(cepdu2,speed(i)**2) |
60 |
ztsolv = ts(i) * (1.0+RETV*qsurf(i)) |
ztsolv = ts(i) * (1.0+RETV*qsurf(i)) |
61 |
ztvd = (t(i)+zgeop(i)/RCPD/(1.+RVTMP2*q(i))) & |
ztvd = (t(i)+zgeop(i)/RCPD/(1.+RVTMP2*q(i))) & |
62 |
*(1.+RETV*q(i)) |
*(1.+RETV*q(i)) |