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SUBROUTINE fisrtilp(dtime,paprs,pplay,t,q,ptconv,ratqs,d_t,d_q,d_ql,rneb, & |
module fisrtilp_m |
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radliq,rain,snow,pfrac_impa,pfrac_nucl,pfrac_1nucl,frac_impa, & |
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frac_nucl,prfl,psfl,rhcl) |
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! From phylmd/fisrtilp.F,v 1.2 2004/11/09 16:55:40 |
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! Auteur(s): Z.X. Li (LMD/CNRS) |
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! Date: le 20 mars 1995 |
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! Objet: condensation et precipitation stratiforme. |
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! schema de nuage |
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USE dimens_m |
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USE dimphy |
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USE tracstoke |
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USE suphec_m |
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USE yoethf_m |
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USE fcttre |
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USE comfisrtilp |
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use numer_rec, only: nr_erf |
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IMPLICIT NONE |
IMPLICIT NONE |
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! Arguments: |
contains |
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| 7 |
REAL, INTENT (IN) :: & ! intervalle du temps (s) |
SUBROUTINE fisrtilp(dtime, paprs, pplay, t, q, ptconv, ratqs, d_t, d_q, & |
| 8 |
dtime |
d_ql, rneb, radliq, rain, snow, pfrac_impa, pfrac_nucl, pfrac_1nucl, & |
| 9 |
REAL, INTENT (IN) :: paprs(klon,klev+1) ! pression a inter-couche |
frac_impa, frac_nucl, prfl, psfl, rhcl) |
| 10 |
REAL, INTENT (IN) :: pplay(klon,klev) ! pression au milieu de couche |
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| 11 |
REAL t(klon,klev) ! temperature (K) |
! From phylmd/fisrtilp.F, version 1.2 2004/11/09 16:55:40 |
| 12 |
REAL q(klon,klev) ! humidite specifique (kg/kg) |
! First author: Z. X. Li (LMD/CNRS), 20 mars 1995 |
| 13 |
REAL d_t(klon,klev) ! incrementation de la temperature (K) |
! Other authors: Olivier, AA, IM, YM, MAF |
| 14 |
REAL d_q(klon,klev) ! incrementation de la vapeur d'eau |
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| 15 |
REAL d_ql(klon,klev) ! incrementation de l'eau liquide |
! Objet : condensation et pr\'ecipitation stratiforme, sch\'ema de |
| 16 |
REAL rneb(klon,klev) ! fraction nuageuse |
! nuage, sch\'ema de condensation \`a grande \'echelle (pluie). |
| 17 |
REAL radliq(klon,klev) ! eau liquide utilisee dans rayonnements |
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| 18 |
REAL rhcl(klon,klev) ! humidite relative en ciel clair |
USE comfisrtilp, ONLY: cld_lc_con, cld_lc_lsc, cld_tau_con, & |
| 19 |
REAL rain(klon) ! pluies (mm/s) |
cld_tau_lsc, coef_eva, ffallv_con, ffallv_lsc, iflag_pdf, reevap_ice |
| 20 |
REAL snow(klon) ! neige (mm/s) |
USE dimphy, ONLY: klev, klon |
| 21 |
REAL prfl(klon,klev+1) ! flux d'eau precipitante aux interfaces (kg/m2/s) |
USE fcttre, ONLY: dqsatl, dqsats, foede, foeew, qsatl, qsats |
| 22 |
REAL psfl(klon,klev+1) ! flux d'eau precipitante aux interfaces (kg/m2/s) |
USE numer_rec_95, ONLY: nr_erf |
| 23 |
! Coeffients de fraction lessivee : pour OFF-LINE |
USE suphec_m, ONLY: rcpd, rd, retv, rg, rlstt, rlvtt, rtt |
| 24 |
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USE yoethf_m, ONLY: r2es, r5ies, r5les, rvtmp2 |
| 25 |
REAL pfrac_nucl(klon,klev) |
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| 26 |
REAL pfrac_1nucl(klon,klev) |
! Arguments: |
| 27 |
REAL pfrac_impa(klon,klev) |
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| 28 |
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REAL, INTENT (IN):: dtime ! intervalle du temps (s) |
| 29 |
! Fraction d'aerosols lessivee par impaction et par nucleation |
REAL, INTENT (IN):: paprs(klon, klev+1) ! pression a inter-couche |
| 30 |
! POur ON-LINE |
REAL, INTENT (IN):: pplay(klon, klev) ! pression au milieu de couche |
| 31 |
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REAL, INTENT (IN):: t(klon, klev) ! temperature (K) |
| 32 |
REAL frac_impa(klon,klev) |
REAL, INTENT (IN):: q(klon, klev) ! humidite specifique (kg/kg) |
| 33 |
REAL frac_nucl(klon,klev) |
LOGICAL, INTENT (IN):: ptconv(klon, klev) |
| 34 |
REAL zct(klon), zcl(klon) |
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| 35 |
!AA |
REAL, INTENT (IN):: ratqs(klon, klev) |
| 36 |
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! determine la largeur de distribution de vapeur |
| 37 |
! Options du programme: |
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| 38 |
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REAL, INTENT (out):: d_t(klon, klev) ! incrementation de la temperature (K) |
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REAL seuil_neb ! un nuage existe vraiment au-dela |
REAL, INTENT (out):: d_q(klon, klev) ! incrementation de la vapeur d'eau |
| 40 |
PARAMETER (seuil_neb=0.001) |
REAL, INTENT (out):: d_ql(klon, klev) ! incrementation de l'eau liquide |
| 41 |
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REAL, INTENT (out):: rneb(klon, klev) ! fraction nuageuse |
| 42 |
INTEGER ninter ! sous-intervals pour la precipitation |
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| 43 |
PARAMETER (ninter=5) |
REAL, INTENT (out):: radliq(klon, klev) |
| 44 |
LOGICAL evap_prec ! evaporation de la pluie |
! eau liquide utilisee dans rayonnement |
| 45 |
PARAMETER (evap_prec=.TRUE.) |
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REAL ratqs(klon,klev) ! determine la largeur de distribution de vapeur |
REAL, INTENT (out):: rain(klon) ! pluies (mm/s) |
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LOGICAL ptconv(klon,klev) ! determine la largeur de distribution de vapeur |
REAL, INTENT (out):: snow(klon) ! neige (mm/s) |
| 48 |
REAL zpdf_sig(klon), zpdf_k(klon), zpdf_delta(klon) |
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| 49 |
REAL zpdf_a(klon), zpdf_b(klon), zpdf_e1(klon), zpdf_e2(klon) |
! Coeffients de fraction lessivee : |
| 50 |
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REAL, INTENT (inout):: pfrac_impa(klon, klev) |
| 51 |
LOGICAL cpartiel ! condensation partielle |
REAL, INTENT (inout):: pfrac_nucl(klon, klev) |
| 52 |
PARAMETER (cpartiel=.TRUE.) |
REAL, INTENT (inout):: pfrac_1nucl(klon, klev) |
| 53 |
REAL t_coup |
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| 54 |
PARAMETER (t_coup=234.0) |
! Fraction d'aerosols lessivee par impaction |
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REAL, INTENT (out):: frac_impa(klon, klev) |
| 56 |
! Variables locales: |
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| 57 |
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! Fraction d'aerosols lessivee par nucleation |
| 58 |
INTEGER i, k, n, kk |
REAL, INTENT (out):: frac_nucl(klon, klev) |
| 59 |
REAL zqs(klon), zdqs(klon), zdelta, zcor, zcvm5 |
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| 60 |
REAL zrfl(klon), zrfln(klon), zqev, zqevt |
REAL, INTENT (out):: prfl(klon, klev+1) |
| 61 |
REAL zoliq(klon), zcond(klon), zq(klon), zqn(klon), zdelq |
! flux d'eau precipitante aux interfaces (kg/m2/s) |
| 62 |
REAL ztglace, zt(klon) |
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INTEGER nexpo ! exponentiel pour glace/eau |
REAL, INTENT (out):: psfl(klon, klev+1) |
| 64 |
REAL zdz(klon), zrho(klon), ztot(klon), zrhol(klon) |
! flux d'eau precipitante aux interfaces (kg/m2/s) |
| 65 |
REAL zchau(klon), zfroi(klon), zfice(klon), zneb(klon) |
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REAL, INTENT (out):: rhcl(klon, klev) ! humidite relative en ciel clair |
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LOGICAL appel1er |
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SAVE appel1er |
! Local: |
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!--------------------------------------------------------------- |
REAL zct(klon), zcl(klon) |
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!AA Variables traceurs: |
! Options du programme: |
| 73 |
!AA Provisoire !!! Parametres alpha du lessivage |
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!AA A priori on a 4 scavenging numbers possibles |
REAL seuil_neb ! un nuage existe vraiment au-dela |
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PARAMETER (seuil_neb=0.001) |
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REAL a_tr_sca(4) |
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SAVE a_tr_sca |
INTEGER ninter ! sous-intervals pour la precipitation |
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PARAMETER (ninter=5) |
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! Variables intermediaires |
LOGICAL evap_prec ! evaporation de la pluie |
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PARAMETER (evap_prec=.TRUE.) |
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REAL zalpha_tr |
REAL zpdf_sig(klon), zpdf_k(klon), zpdf_delta(klon) |
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REAL zfrac_lessi |
REAL zpdf_a(klon), zpdf_b(klon), zpdf_e1(klon), zpdf_e2(klon) |
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REAL zprec_cond(klon) |
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!AA |
LOGICAL cpartiel ! condensation partielle |
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REAL zmair, zcpair, zcpeau |
PARAMETER (cpartiel=.TRUE.) |
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! Pour la conversion eau-neige |
REAL t_coup |
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REAL zlh_solid(klon), zm_solid |
PARAMETER (t_coup=234.0) |
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!IM |
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INTEGER klevm1 |
INTEGER i, k, n, kk |
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!--------------------------------------------------------------- |
REAL zqs(klon), zdqs(klon), zcor, zcvm5 |
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logical zdelta |
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! Fonctions en ligne: |
REAL zrfl(klon), zrfln(klon), zqev, zqevt |
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REAL zoliq(klon), zcond(klon), zq(klon), zqn(klon), zdelq |
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REAL fallvs, fallvc ! vitesse de chute pour crystaux de glace |
REAL ztglace, zt(klon) |
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REAL zzz |
INTEGER nexpo ! exponentiel pour glace/eau |
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REAL zdz(klon), zrho(klon), ztot(klon), zrhol(klon) |
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fallvc(zzz) = 3.29/2.0*((zzz)**0.16)*ffallv_con |
REAL zchau(klon), zfroi(klon), zfice(klon), zneb(klon) |
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fallvs(zzz) = 3.29/2.0*((zzz)**0.16)*ffallv_lsc |
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LOGICAL:: appel1er = .TRUE. |
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DATA appel1er/ .TRUE./ |
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!ym |
! Variables traceurs: |
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zdelq = 0.0 |
! Provisoire !!! Parametres alpha du lessivage |
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! A priori on a 4 scavenging numbers possibles |
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IF (appel1er) THEN |
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REAL, save:: a_tr_sca(4) |
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PRINT *, 'fisrtilp, ninter:', ninter |
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PRINT *, 'fisrtilp, evap_prec:', evap_prec |
! Variables intermediaires |
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PRINT *, 'fisrtilp, cpartiel:', cpartiel |
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IF (abs(dtime/float(ninter)-360.0)>0.001) THEN |
REAL zalpha_tr |
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PRINT *, 'fisrtilp: Ce n est pas prevu, voir Z.X.Li', dtime |
REAL zfrac_lessi |
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PRINT *, 'Je prefere un sous-intervalle de 6 minutes' |
REAL zprec_cond(klon) |
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! stop 1 |
REAL zmair, zcpair, zcpeau |
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END IF |
! Pour la conversion eau-neige |
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appel1er = .FALSE. |
REAL zlh_solid(klon), zm_solid |
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!AA initialiation provisoire |
!--------------------------------------------------------------- |
| 117 |
a_tr_sca(1) = -0.5 |
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a_tr_sca(2) = -0.5 |
zdelq = 0.0 |
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a_tr_sca(3) = -0.5 |
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a_tr_sca(4) = -0.5 |
IF (appel1er) THEN |
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PRINT *, 'fisrtilp, ninter:', ninter |
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!AA Initialisation a 1 des coefs des fractions lessivees |
PRINT *, 'fisrtilp, evap_prec:', evap_prec |
| 123 |
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PRINT *, 'fisrtilp, cpartiel:', cpartiel |
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DO k = 1, klev |
IF (abs(dtime / real(ninter) - 360.) > 0.001) THEN |
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DO i = 1, klon |
PRINT *, "fisrtilp : ce n'est pas pr\'evu, voir Z. X. Li", dtime |
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pfrac_nucl(i,k) = 1. |
PRINT *, "Je pr\'ef\`ere un sous-intervalle de 6 minutes." |
| 127 |
pfrac_1nucl(i,k) = 1. |
END IF |
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pfrac_impa(i,k) = 1. |
appel1er = .FALSE. |
| 129 |
END DO |
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END DO |
! initialiation provisoire |
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a_tr_sca(1) = -0.5 |
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a_tr_sca(2) = -0.5 |
| 133 |
END IF ! test sur appel1er |
a_tr_sca(3) = -0.5 |
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!MAf Initialisation a 0 de zoliq |
a_tr_sca(4) = -0.5 |
| 135 |
DO i = 1, klon |
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| 136 |
zoliq(i) = 0. |
! Initialisation a 1 des coefs des fractions lessivees |
| 137 |
END DO |
DO k = 1, klev |
| 138 |
! Determiner les nuages froids par leur temperature |
DO i = 1, klon |
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! nexpo regle la raideur de la transition eau liquide / eau glace. |
pfrac_nucl(i, k) = 1. |
| 140 |
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pfrac_1nucl(i, k) = 1. |
| 141 |
ztglace = rtt - 15.0 |
pfrac_impa(i, k) = 1. |
| 142 |
nexpo = 6 |
END DO |
| 143 |
!cc nexpo = 1 |
END DO |
| 144 |
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END IF |
| 145 |
! Initialiser les sorties: |
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| 146 |
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! Initialisation a 0 de zoliq |
| 147 |
DO k = 1, klev + 1 |
DO i = 1, klon |
| 148 |
DO i = 1, klon |
zoliq(i) = 0. |
| 149 |
prfl(i,k) = 0.0 |
END DO |
| 150 |
psfl(i,k) = 0.0 |
! Determiner les nuages froids par leur temperature |
| 151 |
END DO |
! nexpo regle la raideur de la transition eau liquide / eau glace. |
| 152 |
END DO |
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| 153 |
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ztglace = rtt - 15.0 |
| 154 |
DO k = 1, klev |
nexpo = 6 |
| 155 |
DO i = 1, klon |
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| 156 |
d_t(i,k) = 0.0 |
! Initialiser les sorties: |
| 157 |
d_q(i,k) = 0.0 |
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| 158 |
d_ql(i,k) = 0.0 |
DO k = 1, klev + 1 |
| 159 |
rneb(i,k) = 0.0 |
DO i = 1, klon |
| 160 |
radliq(i,k) = 0.0 |
prfl(i, k) = 0.0 |
| 161 |
frac_nucl(i,k) = 1. |
psfl(i, k) = 0.0 |
| 162 |
frac_impa(i,k) = 1. |
END DO |
| 163 |
END DO |
END DO |
| 164 |
END DO |
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| 165 |
DO i = 1, klon |
DO k = 1, klev |
| 166 |
rain(i) = 0.0 |
DO i = 1, klon |
| 167 |
snow(i) = 0.0 |
d_t(i, k) = 0.0 |
| 168 |
END DO |
d_q(i, k) = 0.0 |
| 169 |
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d_ql(i, k) = 0.0 |
| 170 |
! Initialiser le flux de precipitation a zero |
rneb(i, k) = 0.0 |
| 171 |
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radliq(i, k) = 0.0 |
| 172 |
DO i = 1, klon |
frac_nucl(i, k) = 1. |
| 173 |
zrfl(i) = 0.0 |
frac_impa(i, k) = 1. |
| 174 |
zneb(i) = seuil_neb |
END DO |
| 175 |
END DO |
END DO |
| 176 |
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DO i = 1, klon |
| 177 |
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rain(i) = 0.0 |
| 178 |
!AA Pour plus de securite |
snow(i) = 0.0 |
| 179 |
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END DO |
| 180 |
zalpha_tr = 0. |
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| 181 |
zfrac_lessi = 0. |
! Initialiser le flux de precipitation a zero |
| 182 |
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| 183 |
!AA---------------------------------------------------------- |
DO i = 1, klon |
| 184 |
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zrfl(i) = 0.0 |
| 185 |
! Boucle verticale (du haut vers le bas) |
zneb(i) = seuil_neb |
| 186 |
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END DO |
| 187 |
!IM : klevm1 |
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| 188 |
klevm1 = klev - 1 |
! Pour plus de securite |
| 189 |
DO k = klev, 1, -1 |
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| 190 |
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zalpha_tr = 0. |
| 191 |
!AA---------------------------------------------------------- |
zfrac_lessi = 0. |
| 192 |
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| 193 |
DO i = 1, klon |
loop_vertical: DO k = klev, 1, -1 |
| 194 |
zt(i) = t(i,k) |
DO i = 1, klon |
| 195 |
zq(i) = q(i,k) |
zt(i) = t(i, k) |
| 196 |
END DO |
zq(i) = q(i, k) |
| 197 |
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END DO |
| 198 |
! Calculer la varition de temp. de l'air du a la chaleur sensible |
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| 199 |
! transporter par la pluie. |
! Calculer la varition de temp. de l'air du a la chaleur sensible |
| 200 |
! Il resterait a rajouter cet effet de la chaleur sensible sur les |
! transporter par la pluie. |
| 201 |
! flux de surface, du a la diff. de temp. entre le 1er niveau et la |
! Il resterait a rajouter cet effet de la chaleur sensible sur les |
| 202 |
! surface. |
! flux de surface, du a la diff. de temp. entre le 1er niveau et la |
| 203 |
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! surface. |
| 204 |
DO i = 1, klon |
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| 205 |
IF (k<=klevm1) THEN |
DO i = 1, klon |
| 206 |
zmair = (paprs(i,k)-paprs(i,k+1))/rg |
IF (k <= klev - 1) THEN |
| 207 |
zcpair = rcpd*(1.0+rvtmp2*zq(i)) |
zmair = (paprs(i, k)-paprs(i, k+1))/rg |
| 208 |
zcpeau = rcpd*rvtmp2 |
zcpair = rcpd*(1.0+rvtmp2*zq(i)) |
| 209 |
zt(i) = ((t(i,k+1)+d_t(i,k+1))*zrfl(i)*dtime*zcpeau+zmair*zcpair* & |
zcpeau = rcpd*rvtmp2 |
| 210 |
zt(i))/(zmair*zcpair+zrfl(i)*dtime*zcpeau) |
zt(i) = ((t(i, k + 1) + d_t(i, k + 1)) * zrfl(i) * dtime & |
| 211 |
!C WRITE (6,*) 'cppluie ', zt(i)-(t(i,k+1)+d_t(i,k+1)) |
* zcpeau + zmair * zcpair* zt(i)) & |
| 212 |
END IF |
/ (zmair * zcpair + zrfl(i) * dtime * zcpeau) |
| 213 |
END DO |
END IF |
| 214 |
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END DO |
| 215 |
! Calculer l'evaporation de la precipitation |
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| 216 |
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IF (evap_prec) THEN |
| 217 |
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! Calculer l'evaporation de la precipitation |
| 218 |
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DO i = 1, klon |
| 219 |
IF (evap_prec) THEN |
IF (zrfl(i)>0.) THEN |
| 220 |
DO i = 1, klon |
zqs(i) = r2es*foeew(zt(i), rtt >= zt(i))/pplay(i, k) |
| 221 |
IF (zrfl(i)>0.) THEN |
zqs(i) = min(0.5, zqs(i)) |
| 222 |
IF (thermcep) THEN |
zcor = 1./(1.-retv*zqs(i)) |
| 223 |
zdelta = max(0.,sign(1.,rtt-zt(i))) |
zqs(i) = zqs(i)*zcor |
| 224 |
zqs(i) = r2es*foeew(zt(i),zdelta)/pplay(i,k) |
zqev = max(0.0, (zqs(i)-zq(i))*zneb(i)) |
| 225 |
zqs(i) = min(0.5,zqs(i)) |
zqevt = coef_eva*(1.0-zq(i)/zqs(i))*sqrt(zrfl(i))* & |
| 226 |
zcor = 1./(1.-retv*zqs(i)) |
(paprs(i, k)-paprs(i, k+1))/pplay(i, k)*zt(i)*rd/rg |
| 227 |
zqs(i) = zqs(i)*zcor |
zqevt = max(0.0, min(zqevt, zrfl(i)))*rg*dtime/ & |
| 228 |
ELSE |
(paprs(i, k)-paprs(i, k+1)) |
| 229 |
IF (zt(i)<t_coup) THEN |
zqev = min(zqev, zqevt) |
| 230 |
zqs(i) = qsats(zt(i))/pplay(i,k) |
zrfln(i) = zrfl(i) - zqev*(paprs(i, k)-paprs(i, k+1))/rg/dtime |
| 231 |
ELSE |
|
| 232 |
zqs(i) = qsatl(zt(i))/pplay(i,k) |
! pour la glace, on r\'e\'evapore toute la pr\'ecip dans la |
| 233 |
END IF |
! couche du dessous la glace venant de la couche du |
| 234 |
END IF |
! dessus est simplement dans la couche du dessous. |
| 235 |
zqev = max(0.0,(zqs(i)-zq(i))*zneb(i)) |
|
| 236 |
zqevt = coef_eva*(1.0-zq(i)/zqs(i))*sqrt(zrfl(i))* & |
IF (zt(i)<t_coup .AND. reevap_ice) zrfln(i) = 0. |
| 237 |
(paprs(i,k)-paprs(i,k+1))/pplay(i,k)*zt(i)*rd/rg |
|
| 238 |
zqevt = max(0.0,min(zqevt,zrfl(i)))*rg*dtime/ & |
zq(i) = zq(i) - (zrfln(i)-zrfl(i))*(rg/(paprs(i, k)-paprs(i, & |
| 239 |
(paprs(i,k)-paprs(i,k+1)) |
k+1)))*dtime |
| 240 |
zqev = min(zqev,zqevt) |
zt(i) = zt(i) + (zrfln(i)-zrfl(i))*(rg/(paprs(i, k)-paprs(i, & |
| 241 |
zrfln(i) = zrfl(i) - zqev*(paprs(i,k)-paprs(i,k+1))/rg/dtime |
k+1)))*dtime*rlvtt/rcpd/(1.0+rvtmp2*zq(i)) |
| 242 |
|
zrfl(i) = zrfln(i) |
| 243 |
! pour la glace, on réévapore toute la précip dans la couche du dessous |
END IF |
| 244 |
! la glace venant de la couche du dessus est simplement dans la couche |
END DO |
| 245 |
! du dessous. |
END IF |
| 246 |
|
|
| 247 |
IF (zt(i)<t_coup .AND. reevap_ice) zrfln(i) = 0. |
! Calculer Qs et L/Cp*dQs/dT: |
| 248 |
|
|
| 249 |
zq(i) = zq(i) - (zrfln(i)-zrfl(i))*(rg/(paprs(i,k)-paprs(i, & |
DO i = 1, klon |
| 250 |
k+1)))*dtime |
zdelta = rtt >= zt(i) |
| 251 |
zt(i) = zt(i) + (zrfln(i)-zrfl(i))*(rg/(paprs(i,k)-paprs(i, & |
zcvm5 = merge(r5ies*rlstt, r5les*rlvtt, zdelta) |
| 252 |
k+1)))*dtime*rlvtt/rcpd/(1.0+rvtmp2*zq(i)) |
zcvm5 = zcvm5/rcpd/(1.0+rvtmp2*zq(i)) |
| 253 |
zrfl(i) = zrfln(i) |
zqs(i) = r2es*foeew(zt(i), zdelta)/pplay(i, k) |
| 254 |
END IF |
zqs(i) = min(0.5, zqs(i)) |
| 255 |
END DO |
zcor = 1./(1.-retv*zqs(i)) |
| 256 |
END IF |
zqs(i) = zqs(i)*zcor |
| 257 |
|
zdqs(i) = foede(zt(i), zdelta, zcvm5, zqs(i), zcor) |
| 258 |
! Calculer Qs et L/Cp*dQs/dT: |
END DO |
| 259 |
|
|
| 260 |
IF (thermcep) THEN |
! Determiner la condensation partielle et calculer la quantite |
| 261 |
DO i = 1, klon |
! de l'eau condensee: |
| 262 |
zdelta = max(0.,sign(1.,rtt-zt(i))) |
|
| 263 |
zcvm5 = r5les*rlvtt*(1.-zdelta) + r5ies*rlstt*zdelta |
IF (cpartiel) THEN |
| 264 |
zcvm5 = zcvm5/rcpd/(1.0+rvtmp2*zq(i)) |
! Calcul de l'eau condensee et de la fraction nuageuse et de l'eau |
| 265 |
zqs(i) = r2es*foeew(zt(i),zdelta)/pplay(i,k) |
! nuageuse a partir des PDF de Sandrine Bony. |
| 266 |
zqs(i) = min(0.5,zqs(i)) |
! rneb : fraction nuageuse |
| 267 |
zcor = 1./(1.-retv*zqs(i)) |
! zqn : eau totale dans le nuage |
| 268 |
zqs(i) = zqs(i)*zcor |
! zcond : eau condensee moyenne dans la maille. |
| 269 |
zdqs(i) = foede(zt(i),zdelta,zcvm5,zqs(i),zcor) |
|
| 270 |
END DO |
! on prend en compte le r\'echauffement qui diminue |
| 271 |
ELSE |
! la partie condens\'ee |
| 272 |
DO i = 1, klon |
|
| 273 |
IF (zt(i)<t_coup) THEN |
! Version avec les ratqs |
| 274 |
zqs(i) = qsats(zt(i))/pplay(i,k) |
|
| 275 |
zdqs(i) = dqsats(zt(i),zqs(i)) |
IF (iflag_pdf==0) THEN |
| 276 |
ELSE |
DO i = 1, klon |
| 277 |
zqs(i) = qsatl(zt(i))/pplay(i,k) |
zdelq = min(ratqs(i, k), 0.99)*zq(i) |
| 278 |
zdqs(i) = dqsatl(zt(i),zqs(i)) |
rneb(i, k) = (zq(i)+zdelq-zqs(i))/(2.0*zdelq) |
| 279 |
END IF |
zqn(i) = (zq(i)+zdelq+zqs(i))/2.0 |
| 280 |
END DO |
END DO |
| 281 |
END IF |
ELSE |
| 282 |
|
! Version avec les nouvelles PDFs. |
| 283 |
! Determiner la condensation partielle et calculer la quantite |
DO i = 1, klon |
| 284 |
! de l'eau condensee: |
IF (zq(i) < 1E-15) THEN |
| 285 |
|
zq(i) = 1E-15 |
| 286 |
IF (cpartiel) THEN |
END IF |
| 287 |
|
END DO |
| 288 |
! print*,'Dans partiel k=',k |
DO i = 1, klon |
| 289 |
|
zpdf_sig(i) = ratqs(i, k)*zq(i) |
| 290 |
! Calcul de l'eau condensee et de la fraction nuageuse et de l'eau |
zpdf_k(i) = -sqrt(log(1.+(zpdf_sig(i)/zq(i))**2)) |
| 291 |
! nuageuse a partir des PDF de Sandrine Bony. |
zpdf_delta(i) = log(zq(i)/zqs(i)) |
| 292 |
! rneb : fraction nuageuse |
zpdf_a(i) = zpdf_delta(i)/(zpdf_k(i)*sqrt(2.)) |
| 293 |
! zqn : eau totale dans le nuage |
zpdf_b(i) = zpdf_k(i)/(2.*sqrt(2.)) |
| 294 |
! zcond : eau condensee moyenne dans la maille. |
zpdf_e1(i) = zpdf_a(i) - zpdf_b(i) |
| 295 |
! on prend en compte le réchauffement qui diminue la partie condensee |
zpdf_e1(i) = sign(min(abs(zpdf_e1(i)), 5.), zpdf_e1(i)) |
| 296 |
|
zpdf_e1(i) = 1. - nr_erf(zpdf_e1(i)) |
| 297 |
! Version avec les raqts |
zpdf_e2(i) = zpdf_a(i) + zpdf_b(i) |
| 298 |
|
zpdf_e2(i) = sign(min(abs(zpdf_e2(i)), 5.), zpdf_e2(i)) |
| 299 |
IF (iflag_pdf==0) THEN |
zpdf_e2(i) = 1. - nr_erf(zpdf_e2(i)) |
| 300 |
|
IF (zpdf_e1(i)<1.E-10) THEN |
| 301 |
DO i = 1, klon |
rneb(i, k) = 0. |
| 302 |
zdelq = min(ratqs(i,k),0.99)*zq(i) |
zqn(i) = zqs(i) |
| 303 |
rneb(i,k) = (zq(i)+zdelq-zqs(i))/(2.0*zdelq) |
ELSE |
| 304 |
zqn(i) = (zq(i)+zdelq+zqs(i))/2.0 |
rneb(i, k) = 0.5*zpdf_e1(i) |
| 305 |
END DO |
zqn(i) = zq(i)*zpdf_e2(i)/zpdf_e1(i) |
| 306 |
|
END IF |
| 307 |
ELSE |
END DO |
| 308 |
|
END IF |
| 309 |
! Version avec les nouvelles PDFs. |
|
| 310 |
DO i = 1, klon |
DO i = 1, klon |
| 311 |
IF (zq(i)<1.E-15) THEN |
IF (rneb(i, k)<=0.0) zqn(i) = 0.0 |
| 312 |
!C Lionel GUEZ print*,'ZQ(',i,',',k,')=',zq(i) |
IF (rneb(i, k)>=1.0) zqn(i) = zq(i) |
| 313 |
zq(i) = 1.E-15 |
rneb(i, k) = max(0., min(1., rneb(i, k))) |
| 314 |
END IF |
! On ne divise pas par 1 + zdqs pour forcer \`a avoir l'eau |
| 315 |
END DO |
! pr\'edite par la convection. Attention : il va falloir |
| 316 |
DO i = 1, klon |
! verifier tout ca. |
| 317 |
zpdf_sig(i) = ratqs(i,k)*zq(i) |
zcond(i) = max(0., zqn(i)-zqs(i))*rneb(i, k) |
| 318 |
zpdf_k(i) = -sqrt(log(1.+(zpdf_sig(i)/zq(i))**2)) |
rhcl(i, k) = (zqs(i)+zq(i)-zdelq)/2./zqs(i) |
| 319 |
zpdf_delta(i) = log(zq(i)/zqs(i)) |
IF (rneb(i, k) <= 0.) rhcl(i, k) = zq(i) / zqs(i) |
| 320 |
zpdf_a(i) = zpdf_delta(i)/(zpdf_k(i)*sqrt(2.)) |
IF (rneb(i, k) >= 1.) rhcl(i, k) = 1. |
| 321 |
zpdf_b(i) = zpdf_k(i)/(2.*sqrt(2.)) |
END DO |
| 322 |
zpdf_e1(i) = zpdf_a(i) - zpdf_b(i) |
ELSE |
| 323 |
zpdf_e1(i) = sign(min(abs(zpdf_e1(i)),5.),zpdf_e1(i)) |
DO i = 1, klon |
| 324 |
zpdf_e1(i) = 1. - nr_erf(zpdf_e1(i)) |
IF (zq(i)>zqs(i)) THEN |
| 325 |
zpdf_e2(i) = zpdf_a(i) + zpdf_b(i) |
rneb(i, k) = 1.0 |
| 326 |
zpdf_e2(i) = sign(min(abs(zpdf_e2(i)),5.),zpdf_e2(i)) |
ELSE |
| 327 |
zpdf_e2(i) = 1. - nr_erf(zpdf_e2(i)) |
rneb(i, k) = 0.0 |
| 328 |
IF (zpdf_e1(i)<1.E-10) THEN |
END IF |
| 329 |
rneb(i,k) = 0. |
zcond(i) = max(0.0, zq(i)-zqs(i))/(1.+zdqs(i)) |
| 330 |
zqn(i) = zqs(i) |
END DO |
| 331 |
ELSE |
END IF |
| 332 |
rneb(i,k) = 0.5*zpdf_e1(i) |
|
| 333 |
zqn(i) = zq(i)*zpdf_e2(i)/zpdf_e1(i) |
DO i = 1, klon |
| 334 |
END IF |
zq(i) = zq(i) - zcond(i) |
| 335 |
|
zt(i) = zt(i) + zcond(i)*rlvtt/rcpd/(1.0+rvtmp2*zq(i)) |
| 336 |
END DO |
END DO |
| 337 |
|
|
| 338 |
|
! Partager l'eau condensee en precipitation et eau liquide nuageuse |
| 339 |
END IF |
|
| 340 |
! iflag_pdf |
DO i = 1, klon |
| 341 |
DO i = 1, klon |
IF (rneb(i, k)>0.0) THEN |
| 342 |
IF (rneb(i,k)<=0.0) zqn(i) = 0.0 |
zoliq(i) = zcond(i) |
| 343 |
IF (rneb(i,k)>=1.0) zqn(i) = zq(i) |
zrho(i) = pplay(i, k)/zt(i)/rd |
| 344 |
rneb(i,k) = max(0.0,min(1.0,rneb(i,k))) |
zdz(i) = (paprs(i, k)-paprs(i, k+1))/(zrho(i)*rg) |
| 345 |
! zcond(i) = MAX(0.0,zqn(i)-zqs(i))*rneb(i,k)/(1.+zdqs(i)) |
zfice(i) = 1.0 - (zt(i)-ztglace)/(273.13-ztglace) |
| 346 |
! On ne divise pas par 1+zdqs pour forcer a avoir l'eau predite par |
zfice(i) = min(max(zfice(i), 0.0), 1.0) |
| 347 |
! la convection. |
zfice(i) = zfice(i)**nexpo |
| 348 |
! ATTENTION !!! Il va falloir verifier tout ca. |
zneb(i) = max(rneb(i, k), seuil_neb) |
| 349 |
zcond(i) = max(0.0,zqn(i)-zqs(i))*rneb(i,k) |
radliq(i, k) = zoliq(i)/real(ninter+1) |
| 350 |
! print*,'ZDQS ',zdqs(i) |
END IF |
| 351 |
!--Olivier |
END DO |
| 352 |
rhcl(i,k) = (zqs(i)+zq(i)-zdelq)/2./zqs(i) |
|
| 353 |
IF (rneb(i,k)<=0.0) rhcl(i,k) = zq(i)/zqs(i) |
DO n = 1, ninter |
| 354 |
IF (rneb(i,k)>=1.0) rhcl(i,k) = 1.0 |
DO i = 1, klon |
| 355 |
!--fin |
IF (rneb(i, k)>0.0) THEN |
| 356 |
END DO |
zrhol(i) = zrho(i)*zoliq(i)/zneb(i) |
| 357 |
ELSE |
|
| 358 |
DO i = 1, klon |
IF (ptconv(i, k)) THEN |
| 359 |
IF (zq(i)>zqs(i)) THEN |
zcl(i) = cld_lc_con |
| 360 |
rneb(i,k) = 1.0 |
zct(i) = 1./cld_tau_con |
| 361 |
ELSE |
ELSE |
| 362 |
rneb(i,k) = 0.0 |
zcl(i) = cld_lc_lsc |
| 363 |
END IF |
zct(i) = 1./cld_tau_lsc |
| 364 |
zcond(i) = max(0.0,zq(i)-zqs(i))/(1.+zdqs(i)) |
END IF |
| 365 |
END DO |
! quantit\'e d'eau \`a \'elminier. |
| 366 |
END IF |
zchau(i) = zct(i)*dtime/real(ninter)*zoliq(i)* & |
| 367 |
|
(1.0-exp(-(zoliq(i)/zneb(i)/zcl(i))**2))*(1.-zfice(i)) |
| 368 |
DO i = 1, klon |
! meme chose pour la glace. |
| 369 |
zq(i) = zq(i) - zcond(i) |
IF (ptconv(i, k)) THEN |
| 370 |
! zt(i) = zt(i) + zcond(i) * RLVTT/RCPD |
zfroi(i) = dtime/real(ninter)/zdz(i)*zoliq(i)* & |
| 371 |
zt(i) = zt(i) + zcond(i)*rlvtt/rcpd/(1.0+rvtmp2*zq(i)) |
fallvc(zrhol(i))*zfice(i) |
| 372 |
END DO |
ELSE |
| 373 |
|
zfroi(i) = dtime/real(ninter)/zdz(i)*zoliq(i)* & |
| 374 |
! Partager l'eau condensee en precipitation et eau liquide nuageuse |
fallvs(zrhol(i))*zfice(i) |
| 375 |
|
END IF |
| 376 |
DO i = 1, klon |
ztot(i) = zchau(i) + zfroi(i) |
| 377 |
IF (rneb(i,k)>0.0) THEN |
IF (zneb(i)==seuil_neb) ztot(i) = 0.0 |
| 378 |
zoliq(i) = zcond(i) |
ztot(i) = min(max(ztot(i), 0.0), zoliq(i)) |
| 379 |
zrho(i) = pplay(i,k)/zt(i)/rd |
zoliq(i) = max(zoliq(i)-ztot(i), 0.0) |
| 380 |
zdz(i) = (paprs(i,k)-paprs(i,k+1))/(zrho(i)*rg) |
radliq(i, k) = radliq(i, k) + zoliq(i)/real(ninter+1) |
| 381 |
zfice(i) = 1.0 - (zt(i)-ztglace)/(273.13-ztglace) |
END IF |
| 382 |
zfice(i) = min(max(zfice(i),0.0),1.0) |
END DO |
| 383 |
zfice(i) = zfice(i)**nexpo |
END DO |
| 384 |
zneb(i) = max(rneb(i,k),seuil_neb) |
|
| 385 |
radliq(i,k) = zoliq(i)/float(ninter+1) |
DO i = 1, klon |
| 386 |
END IF |
IF (rneb(i, k)>0.0) THEN |
| 387 |
END DO |
d_ql(i, k) = zoliq(i) |
| 388 |
|
zrfl(i) = zrfl(i) + max(zcond(i) - zoliq(i), 0.) & |
| 389 |
DO n = 1, ninter |
* (paprs(i, k) - paprs(i, k + 1)) / (rg * dtime) |
| 390 |
DO i = 1, klon |
END IF |
| 391 |
IF (rneb(i,k)>0.0) THEN |
IF (zt(i)<rtt) THEN |
| 392 |
zrhol(i) = zrho(i)*zoliq(i)/zneb(i) |
psfl(i, k) = zrfl(i) |
| 393 |
|
ELSE |
| 394 |
IF (ptconv(i,k)) THEN |
prfl(i, k) = zrfl(i) |
| 395 |
zcl(i) = cld_lc_con |
END IF |
| 396 |
zct(i) = 1./cld_tau_con |
END DO |
| 397 |
ELSE |
|
| 398 |
zcl(i) = cld_lc_lsc |
! Calculer les tendances de q et de t: |
| 399 |
zct(i) = 1./cld_tau_lsc |
DO i = 1, klon |
| 400 |
END IF |
d_q(i, k) = zq(i) - q(i, k) |
| 401 |
! quantité d'eau à élminier. |
d_t(i, k) = zt(i) - t(i, k) |
| 402 |
zchau(i) = zct(i)*dtime/float(ninter)*zoliq(i)* & |
END DO |
| 403 |
(1.0-exp(-(zoliq(i)/zneb(i)/zcl(i))**2))*(1.-zfice(i)) |
|
| 404 |
! meme chose pour la glace. |
! Calcul du lessivage stratiforme |
| 405 |
IF (ptconv(i,k)) THEN |
DO i = 1, klon |
| 406 |
zfroi(i) = dtime/float(ninter)/zdz(i)*zoliq(i)* & |
zprec_cond(i) = max(zcond(i)-zoliq(i), 0.0)* & |
| 407 |
fallvc(zrhol(i))*zfice(i) |
(paprs(i, k)-paprs(i, k+1))/rg |
| 408 |
ELSE |
IF (rneb(i, k)>0.0 .AND. zprec_cond(i)>0.) THEN |
| 409 |
zfroi(i) = dtime/float(ninter)/zdz(i)*zoliq(i)* & |
! lessivage nucleation LMD5 dans la couche elle-meme |
| 410 |
fallvs(zrhol(i))*zfice(i) |
IF (t(i, k)>=ztglace) THEN |
| 411 |
END IF |
zalpha_tr = a_tr_sca(3) |
| 412 |
ztot(i) = zchau(i) + zfroi(i) |
ELSE |
| 413 |
IF (zneb(i)==seuil_neb) ztot(i) = 0.0 |
zalpha_tr = a_tr_sca(4) |
| 414 |
ztot(i) = min(max(ztot(i),0.0),zoliq(i)) |
END IF |
| 415 |
zoliq(i) = max(zoliq(i)-ztot(i),0.0) |
zfrac_lessi = 1. - exp(zalpha_tr*zprec_cond(i)/zneb(i)) |
| 416 |
radliq(i,k) = radliq(i,k) + zoliq(i)/float(ninter+1) |
pfrac_nucl(i, k) = pfrac_nucl(i, k)*(1.-zneb(i)*zfrac_lessi) |
| 417 |
END IF |
frac_nucl(i, k) = 1. - zneb(i)*zfrac_lessi |
| 418 |
END DO |
|
| 419 |
END DO |
! nucleation avec un facteur -1 au lieu de -0.5 |
| 420 |
|
zfrac_lessi = 1. - exp(-zprec_cond(i)/zneb(i)) |
| 421 |
DO i = 1, klon |
pfrac_1nucl(i, k) = pfrac_1nucl(i, k)*(1.-zneb(i)*zfrac_lessi) |
| 422 |
IF (rneb(i,k)>0.0) THEN |
END IF |
| 423 |
d_ql(i,k) = zoliq(i) |
END DO |
| 424 |
zrfl(i) = zrfl(i) + max(zcond(i)-zoliq(i),0.0)*(paprs(i,k)-paprs(i & |
|
| 425 |
,k+1))/(rg*dtime) |
! Lessivage par impaction dans les couches en-dessous |
| 426 |
END IF |
! boucle sur i |
| 427 |
IF (zt(i)<rtt) THEN |
DO kk = k - 1, 1, -1 |
| 428 |
psfl(i,k) = zrfl(i) |
DO i = 1, klon |
| 429 |
ELSE |
IF (rneb(i, k)>0. .AND. zprec_cond(i)>0.) THEN |
| 430 |
prfl(i,k) = zrfl(i) |
IF (t(i, kk)>=ztglace) THEN |
| 431 |
END IF |
zalpha_tr = a_tr_sca(1) |
| 432 |
END DO |
ELSE |
| 433 |
|
zalpha_tr = a_tr_sca(2) |
| 434 |
! Calculer les tendances de q et de t: |
END IF |
| 435 |
|
zfrac_lessi = 1. - exp(zalpha_tr*zprec_cond(i)/zneb(i)) |
| 436 |
DO i = 1, klon |
pfrac_impa(i, kk) = pfrac_impa(i, kk)*(1.-zneb(i)*zfrac_lessi) |
| 437 |
d_q(i,k) = zq(i) - q(i,k) |
frac_impa(i, kk) = 1. - zneb(i)*zfrac_lessi |
| 438 |
d_t(i,k) = zt(i) - t(i,k) |
END IF |
| 439 |
END DO |
END DO |
| 440 |
|
END DO |
| 441 |
!AA--------------- Calcul du lessivage stratiforme ------------- |
end DO loop_vertical |
| 442 |
|
|
| 443 |
DO i = 1, klon |
! Pluie ou neige au sol selon la temperature de la 1ere couche |
| 444 |
zprec_cond(i) = max(zcond(i)-zoliq(i),0.0)* & |
|
| 445 |
(paprs(i,k)-paprs(i,k+1))/rg |
DO i = 1, klon |
| 446 |
IF (rneb(i,k)>0.0 .AND. zprec_cond(i)>0.) THEN |
IF ((t(i, 1)+d_t(i, 1))<rtt) THEN |
| 447 |
!AA lessivage nucleation LMD5 dans la couche elle-meme |
snow(i) = zrfl(i) |
| 448 |
IF (t(i,k)>=ztglace) THEN |
zlh_solid(i) = rlstt - rlvtt |
| 449 |
zalpha_tr = a_tr_sca(3) |
ELSE |
| 450 |
ELSE |
rain(i) = zrfl(i) |
| 451 |
zalpha_tr = a_tr_sca(4) |
zlh_solid(i) = 0. |
| 452 |
END IF |
END IF |
| 453 |
zfrac_lessi = 1. - exp(zalpha_tr*zprec_cond(i)/zneb(i)) |
END DO |
| 454 |
pfrac_nucl(i,k) = pfrac_nucl(i,k)*(1.-zneb(i)*zfrac_lessi) |
|
| 455 |
frac_nucl(i,k) = 1. - zneb(i)*zfrac_lessi |
! For energy conservation: when snow is present, the solification |
| 456 |
|
! latent heat is considered. |
| 457 |
! nucleation avec un facteur -1 au lieu de -0.5 |
DO k = 1, klev |
| 458 |
zfrac_lessi = 1. - exp(-zprec_cond(i)/zneb(i)) |
DO i = 1, klon |
| 459 |
pfrac_1nucl(i,k) = pfrac_1nucl(i,k)*(1.-zneb(i)*zfrac_lessi) |
zcpair = rcpd*(1.0+rvtmp2*(q(i, k)+d_q(i, k))) |
| 460 |
END IF |
zmair = (paprs(i, k)-paprs(i, k+1))/rg |
| 461 |
|
zm_solid = (prfl(i, k)-prfl(i, k+1)+psfl(i, k)-psfl(i, k+1))*dtime |
| 462 |
|
d_t(i, k) = d_t(i, k) + zlh_solid(i)*zm_solid/(zcpair*zmair) |
| 463 |
END DO |
END DO |
| 464 |
!AA Lessivage par impaction dans les couches en-dessous |
END DO |
| 465 |
! boucle sur i |
|
| 466 |
DO kk = k - 1, 1, -1 |
contains |
| 467 |
DO i = 1, klon |
|
| 468 |
IF (rneb(i,k)>0.0 .AND. zprec_cond(i)>0.) THEN |
! vitesse de chute pour cristaux de glace |
| 469 |
IF (t(i,kk)>=ztglace) THEN |
|
| 470 |
zalpha_tr = a_tr_sca(1) |
REAL function fallvs(zzz) |
| 471 |
ELSE |
REAL, intent(in):: zzz |
| 472 |
zalpha_tr = a_tr_sca(2) |
fallvs = 3.29/2.0*((zzz)**0.16)*ffallv_lsc |
| 473 |
END IF |
end function fallvs |
| 474 |
zfrac_lessi = 1. - exp(zalpha_tr*zprec_cond(i)/zneb(i)) |
|
| 475 |
pfrac_impa(i,kk) = pfrac_impa(i,kk)*(1.-zneb(i)*zfrac_lessi) |
!******************************************************** |
| 476 |
frac_impa(i,kk) = 1. - zneb(i)*zfrac_lessi |
|
| 477 |
END IF |
real function fallvc(zzz) |
| 478 |
END DO |
REAL, intent(in):: zzz |
| 479 |
END DO |
fallvc = 3.29/2.0*((zzz)**0.16)*ffallv_con |
| 480 |
|
end function fallvc |
|
!AA---------------------------------------------------------- |
|
|
! FIN DE BOUCLE SUR K |
|
|
end DO |
|
|
|
|
|
!AA----------------------------------------------------------- |
|
|
|
|
|
! Pluie ou neige au sol selon la temperature de la 1ere couche |
|
|
|
|
|
DO i = 1, klon |
|
|
IF ((t(i,1)+d_t(i,1))<rtt) THEN |
|
|
snow(i) = zrfl(i) |
|
|
zlh_solid(i) = rlstt - rlvtt |
|
|
ELSE |
|
|
rain(i) = zrfl(i) |
|
|
zlh_solid(i) = 0. |
|
|
END IF |
|
|
END DO |
|
|
|
|
|
! For energy conservation : when snow is present, the solification |
|
|
! latent heat is considered. |
|
|
DO k = 1, klev |
|
|
DO i = 1, klon |
|
|
zcpair = rcpd*(1.0+rvtmp2*(q(i,k)+d_q(i,k))) |
|
|
zmair = (paprs(i,k)-paprs(i,k+1))/rg |
|
|
zm_solid = (prfl(i,k)-prfl(i,k+1)+psfl(i,k)-psfl(i,k+1))*dtime |
|
|
d_t(i,k) = d_t(i,k) + zlh_solid(i)*zm_solid/(zcpair*zmair) |
|
|
END DO |
|
|
END DO |
|
| 481 |
|
|
| 482 |
END SUBROUTINE fisrtilp |
END SUBROUTINE fisrtilp |
| 483 |
|
|
| 484 |
|
end module fisrtilp_m |
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