| 1 |
! |
SUBROUTINE newmicro (paprs, pplay,ok_newmicro, & |
| 2 |
! $Header: /home/cvsroot/LMDZ4/libf/phylmd/newmicro.F,v 1.2 2004/06/03 09:22:43 lmdzadmin Exp $ |
t, pqlwp, pclc, pcltau, pclemi, & |
| 3 |
! |
pch, pcl, pcm, pct, pctlwp, & |
| 4 |
SUBROUTINE newmicro (paprs, pplay,ok_newmicro, |
xflwp, xfiwp, xflwc, xfiwc, & |
| 5 |
. t, pqlwp, pclc, pcltau, pclemi, |
ok_aie, & |
| 6 |
. pch, pcl, pcm, pct, pctlwp, |
sulfate, sulfate_pi, & |
| 7 |
s xflwp, xfiwp, xflwc, xfiwc, |
bl95_b0, bl95_b1, & |
| 8 |
e ok_aie, |
cldtaupi, re, fl) |
| 9 |
e sulfate, sulfate_pi, |
|
| 10 |
e bl95_b0, bl95_b1, |
! From LMDZ4/libf/phylmd/newmicro.F,v 1.2 2004/06/03 09:22:43 |
| 11 |
s cldtaupi, re, fl) |
|
| 12 |
use dimens_m |
use dimens_m |
| 13 |
use dimphy |
use dimphy |
| 14 |
use SUPHEC_M |
use SUPHEC_M |
| 15 |
use nuagecom |
use nuagecom |
| 16 |
IMPLICIT none |
IMPLICIT none |
| 17 |
c====================================================================== |
!====================================================================== |
| 18 |
c Auteur(s): Z.X. Li (LMD/CNRS) date: 19930910 |
! Auteur(s): Z.X. Li (LMD/CNRS) date: 19930910 |
| 19 |
c Objet: Calculer epaisseur optique et emmissivite des nuages |
! Objet: Calculer epaisseur optique et emmissivite des nuages |
| 20 |
c====================================================================== |
!====================================================================== |
| 21 |
c Arguments: |
! Arguments: |
| 22 |
c t-------input-R-temperature |
! t-------input-R-temperature |
| 23 |
c pqlwp---input-R-eau liquide nuageuse dans l'atmosphere (kg/kg) |
! pqlwp---input-R-eau liquide nuageuse dans l'atmosphere (kg/kg) |
| 24 |
c pclc----input-R-couverture nuageuse pour le rayonnement (0 a 1) |
! pclc----input-R-couverture nuageuse pour le rayonnement (0 a 1) |
| 25 |
c |
! |
| 26 |
c ok_aie--input-L-apply aerosol indirect effect or not |
! ok_aie--input-L-apply aerosol indirect effect or not |
| 27 |
c sulfate-input-R-sulfate aerosol mass concentration [um/m^3] |
! sulfate-input-R-sulfate aerosol mass concentration [um/m^3] |
| 28 |
c sulfate_pi-input-R-dito, pre-industrial value |
! sulfate_pi-input-R-dito, pre-industrial value |
| 29 |
c bl95_b0-input-R-a parameter, may be varied for tests (s-sea, l-land) |
! bl95_b0-input-R-a parameter, may be varied for tests (s-sea, l-land) |
| 30 |
c bl95_b1-input-R-a parameter, may be varied for tests ( -"- ) |
! bl95_b1-input-R-a parameter, may be varied for tests ( -"- ) |
| 31 |
c |
! |
| 32 |
c cldtaupi-output-R-pre-industrial value of cloud optical thickness, |
! cldtaupi-output-R-pre-industrial value of cloud optical thickness, |
| 33 |
c needed for the diagnostics of the aerosol indirect |
! needed for the diagnostics of the aerosol indirect |
| 34 |
c radiative forcing (see radlwsw) |
! radiative forcing (see radlwsw) |
| 35 |
c re------output-R-Cloud droplet effective radius multiplied by fl [um] |
! re------output-R-Cloud droplet effective radius multiplied by fl [um] |
| 36 |
c fl------output-R-Denominator to re, introduced to avoid problems in |
! fl------output-R-Denominator to re, introduced to avoid problems in |
| 37 |
c the averaging of the output. fl is the fraction of liquid |
! the averaging of the output. fl is the fraction of liquid |
| 38 |
c water clouds within a grid cell |
! water clouds within a grid cell |
| 39 |
c pcltau--output-R-epaisseur optique des nuages |
! pcltau--output-R-epaisseur optique des nuages |
| 40 |
c pclemi--output-R-emissivite des nuages (0 a 1) |
! pclemi--output-R-emissivite des nuages (0 a 1) |
| 41 |
c====================================================================== |
!====================================================================== |
| 42 |
C |
! |
| 43 |
c |
! |
| 44 |
REAL, intent(in):: paprs(klon,klev+1) |
REAL, intent(in):: paprs(klon,klev+1) |
| 45 |
real, intent(in):: pplay(klon,klev) |
real, intent(in):: pplay(klon,klev) |
| 46 |
REAL t(klon,klev) |
REAL, intent(in):: t(klon,klev) |
| 47 |
c |
! |
| 48 |
REAL pclc(klon,klev) |
REAL pclc(klon,klev) |
| 49 |
REAL pqlwp(klon,klev) |
REAL pqlwp(klon,klev) |
| 50 |
REAL pcltau(klon,klev), pclemi(klon,klev) |
REAL pcltau(klon,klev), pclemi(klon,klev) |
| 51 |
c |
! |
| 52 |
REAL pct(klon), pctlwp(klon), pch(klon), pcl(klon), pcm(klon) |
REAL pct(klon), pctlwp(klon), pch(klon), pcl(klon), pcm(klon) |
| 53 |
c |
! |
| 54 |
LOGICAL lo |
LOGICAL lo |
| 55 |
c |
! |
| 56 |
REAL cetahb, cetamb |
REAL cetahb, cetamb |
| 57 |
PARAMETER (cetahb = 0.45, cetamb = 0.80) |
PARAMETER (cetahb = 0.45, cetamb = 0.80) |
| 58 |
C |
! |
| 59 |
INTEGER i, k |
INTEGER i, k |
| 60 |
cIM: 091003 REAL zflwp, zradef, zfice, zmsac |
!IM: 091003 REAL zflwp, zradef, zfice, zmsac |
| 61 |
REAL zflwp(klon), zradef, zfice, zmsac |
REAL zflwp(klon), zradef, zfice, zmsac |
| 62 |
cIM: 091003 rajout |
!IM: 091003 rajout |
| 63 |
REAL xflwp(klon), xfiwp(klon) |
REAL xflwp(klon), xfiwp(klon) |
| 64 |
REAL xflwc(klon,klev), xfiwc(klon,klev) |
REAL xflwc(klon,klev), xfiwc(klon,klev) |
| 65 |
c |
! |
| 66 |
REAL radius, rad_chaud |
REAL radius, rad_chaud |
| 67 |
cc PARAMETER (rad_chau1=13.0, rad_chau2=9.0, rad_froid=35.0) |
!c PARAMETER (rad_chau1=13.0, rad_chau2=9.0, rad_froid=35.0) |
| 68 |
ccc PARAMETER (rad_chaud=15.0, rad_froid=35.0) |
!cc PARAMETER (rad_chaud=15.0, rad_froid=35.0) |
| 69 |
c sintex initial PARAMETER (rad_chaud=10.0, rad_froid=30.0) |
! sintex initial PARAMETER (rad_chaud=10.0, rad_froid=30.0) |
| 70 |
REAL coef, coef_froi, coef_chau |
REAL coef, coef_froi, coef_chau |
| 71 |
PARAMETER (coef_chau=0.13, coef_froi=0.09) |
PARAMETER (coef_chau=0.13, coef_froi=0.09) |
| 72 |
REAL seuil_neb, t_glace |
REAL seuil_neb, t_glace |
| 73 |
PARAMETER (seuil_neb=0.001, t_glace=273.0-15.0) |
PARAMETER (seuil_neb=0.001, t_glace=273.0-15.0) |
| 74 |
INTEGER nexpo ! exponentiel pour glace/eau |
INTEGER nexpo ! exponentiel pour glace/eau |
| 75 |
PARAMETER (nexpo=6) |
PARAMETER (nexpo=6) |
| 76 |
ccc PARAMETER (nexpo=1) |
!cc PARAMETER (nexpo=1) |
| 77 |
|
|
| 78 |
c -- sb: |
! -- sb: |
| 79 |
logical ok_newmicro |
logical ok_newmicro |
| 80 |
c parameter (ok_newmicro=.FALSE.) |
! parameter (ok_newmicro=.FALSE.) |
| 81 |
cIM: 091003 real rel, tc, rei, zfiwp |
!IM: 091003 real rel, tc, rei, zfiwp |
| 82 |
real rel, tc, rei, zfiwp(klon) |
real rel, tc, rei, zfiwp(klon) |
| 83 |
real k_liq, k_ice0, k_ice, DF |
real k_liq, k_ice0, k_ice, DF |
| 84 |
parameter (k_liq=0.0903, k_ice0=0.005) ! units=m2/g |
parameter (k_liq=0.0903, k_ice0=0.005) ! units=m2/g |
| 85 |
parameter (DF=1.66) ! diffusivity factor |
parameter (DF=1.66) ! diffusivity factor |
| 86 |
c sb -- |
! sb -- |
| 87 |
cjq for the aerosol indirect effect |
!jq for the aerosol indirect effect |
| 88 |
cjq introduced by Johannes Quaas (quaas@lmd.jussieu.fr), 27/11/2003 |
!jq introduced by Johannes Quaas (quaas@lmd.jussieu.fr), 27/11/2003 |
| 89 |
cjq |
!jq |
| 90 |
LOGICAL ok_aie ! Apply AIE or not? |
LOGICAL ok_aie ! Apply AIE or not? |
| 91 |
LOGICAL ok_a1lwpdep ! a1 LWP dependent? |
LOGICAL ok_a1lwpdep ! a1 LWP dependent? |
| 92 |
|
|
| 93 |
REAL sulfate(klon, klev) ! sulfate aerosol mass concentration [ug m-3] |
REAL sulfate(klon, klev) ! sulfate aerosol mass concentration [ug m-3] |
| 94 |
REAL cdnc(klon, klev) ! cloud droplet number concentration [m-3] |
REAL cdnc(klon, klev) ! cloud droplet number concentration [m-3] |
| 95 |
REAL re(klon, klev) ! cloud droplet effective radius [um] |
REAL re(klon, klev) ! cloud droplet effective radius [um] |
| 96 |
REAL sulfate_pi(klon, klev) ! sulfate aerosol mass concentration [ug m-3] (pre-industrial value) |
REAL sulfate_pi(klon, klev) ! sulfate aerosol mass concentration [ug m-3] (pre-industrial value) |
| 97 |
REAL cdnc_pi(klon, klev) ! cloud droplet number concentration [m-3] (pi value) |
REAL cdnc_pi(klon, klev) ! cloud droplet number concentration [m-3] (pi value) |
| 98 |
REAL re_pi(klon, klev) ! cloud droplet effective radius [um] (pi value) |
REAL re_pi(klon, klev) ! cloud droplet effective radius [um] (pi value) |
| 99 |
|
|
| 100 |
REAL fl(klon, klev) ! xliq * rneb (denominator to re; fraction of liquid water clouds within the grid cell) |
REAL fl(klon, klev) ! xliq * rneb (denominator to re; fraction of liquid water clouds within the grid cell) |
| 101 |
|
|
| 102 |
REAL bl95_b0, bl95_b1 ! Parameter in B&L 95-Formula |
REAL bl95_b0, bl95_b1 ! Parameter in B&L 95-Formula |
| 103 |
|
|
| 104 |
REAL cldtaupi(klon, klev) ! pre-industrial cloud opt thickness for diag |
REAL cldtaupi(klon, klev) ! pre-industrial cloud opt thickness for diag |
| 105 |
cjq-end |
!jq-end |
| 106 |
c |
! |
| 107 |
c Calculer l'epaisseur optique et l'emmissivite des nuages |
! Calculer l'epaisseur optique et l'emmissivite des nuages |
| 108 |
c |
! |
| 109 |
cIM inversion des DO |
!IM inversion des DO |
| 110 |
DO i = 1, klon |
DO i = 1, klon |
| 111 |
xflwp(i)=0. |
xflwp(i)=0. |
| 112 |
xfiwp(i)=0. |
xfiwp(i)=0. |
| 113 |
DO k = 1, klev |
DO k = 1, klev |
| 114 |
c |
! |
| 115 |
xflwc(i,k)=0. |
xflwc(i,k)=0. |
| 116 |
xfiwc(i,k)=0. |
xfiwc(i,k)=0. |
| 117 |
c |
! |
| 118 |
rad_chaud = rad_chau1 |
rad_chaud = rad_chau1 |
| 119 |
IF (k.LE.3) rad_chaud = rad_chau2 |
IF (k.LE.3) rad_chaud = rad_chau2 |
| 120 |
pclc(i,k) = MAX(pclc(i,k), seuil_neb) |
pclc(i,k) = MAX(pclc(i,k), seuil_neb) |
| 121 |
zflwp(i) = 1000.*pqlwp(i,k)/RG/pclc(i,k) |
zflwp(i) = 1000.*pqlwp(i,k)/RG/pclc(i,k) & |
| 122 |
. *(paprs(i,k)-paprs(i,k+1)) |
*(paprs(i,k)-paprs(i,k+1)) |
| 123 |
zfice = 1.0 - (t(i,k)-t_glace) / (273.13-t_glace) |
zfice = 1.0 - (t(i,k)-t_glace) / (273.13-t_glace) |
| 124 |
zfice = MIN(MAX(zfice,0.0),1.0) |
zfice = MIN(MAX(zfice,0.0),1.0) |
| 125 |
zfice = zfice**nexpo |
zfice = zfice**nexpo |
| 126 |
radius = rad_chaud * (1.-zfice) + rad_froid * zfice |
radius = rad_chaud * (1.-zfice) + rad_froid * zfice |
| 127 |
coef = coef_chau * (1.-zfice) + coef_froi * zfice |
coef = coef_chau * (1.-zfice) + coef_froi * zfice |
| 128 |
pcltau(i,k) = 3.0/2.0 * zflwp(i) / radius |
pcltau(i,k) = 3.0/2.0 * zflwp(i) / radius |
| 129 |
pclemi(i,k) = 1.0 - EXP( - coef * zflwp(i)) |
pclemi(i,k) = 1.0 - EXP( - coef * zflwp(i)) |
| 130 |
|
|
| 131 |
if (ok_newmicro) then |
if (ok_newmicro) then |
| 132 |
|
|
| 133 |
c -- liquid/ice cloud water paths: |
! -- liquid/ice cloud water paths: |
| 134 |
|
|
| 135 |
zfice = 1.0 - (t(i,k)-t_glace) / (273.13-t_glace) |
zfice = 1.0 - (t(i,k)-t_glace) / (273.13-t_glace) |
| 136 |
zfice = MIN(MAX(zfice,0.0),1.0) |
zfice = MIN(MAX(zfice,0.0),1.0) |
| 137 |
|
|
| 138 |
zflwp(i) = 1000.*(1.-zfice)*pqlwp(i,k)/pclc(i,k) |
zflwp(i) = 1000.*(1.-zfice)*pqlwp(i,k)/pclc(i,k) & |
| 139 |
: *(paprs(i,k)-paprs(i,k+1))/RG |
*(paprs(i,k)-paprs(i,k+1))/RG |
| 140 |
zfiwp(i) = 1000.*zfice*pqlwp(i,k)/pclc(i,k) |
zfiwp(i) = 1000.*zfice*pqlwp(i,k)/pclc(i,k) & |
| 141 |
: *(paprs(i,k)-paprs(i,k+1))/RG |
*(paprs(i,k)-paprs(i,k+1))/RG |
| 142 |
|
|
| 143 |
xflwp(i) = xflwp(i)+ (1.-zfice)*pqlwp(i,k) |
xflwp(i) = xflwp(i)+ (1.-zfice)*pqlwp(i,k) & |
| 144 |
: *(paprs(i,k)-paprs(i,k+1))/RG |
*(paprs(i,k)-paprs(i,k+1))/RG |
| 145 |
xfiwp(i) = xfiwp(i)+ zfice*pqlwp(i,k) |
xfiwp(i) = xfiwp(i)+ zfice*pqlwp(i,k) & |
| 146 |
: *(paprs(i,k)-paprs(i,k+1))/RG |
*(paprs(i,k)-paprs(i,k+1))/RG |
| 147 |
|
|
| 148 |
cIM Total Liquid/Ice water content |
!IM Total Liquid/Ice water content |
| 149 |
xflwc(i,k) = xflwc(i,k)+(1.-zfice)*pqlwp(i,k) |
xflwc(i,k) = xflwc(i,k)+(1.-zfice)*pqlwp(i,k) |
| 150 |
xfiwc(i,k) = xfiwc(i,k)+zfice*pqlwp(i,k) |
xfiwc(i,k) = xfiwc(i,k)+zfice*pqlwp(i,k) |
| 151 |
cIM In-Cloud Liquid/Ice water content |
!IM In-Cloud Liquid/Ice water content |
| 152 |
c xflwc(i,k) = xflwc(i,k)+(1.-zfice)*pqlwp(i,k)/pclc(i,k) |
! xflwc(i,k) = xflwc(i,k)+(1.-zfice)*pqlwp(i,k)/pclc(i,k) |
| 153 |
c xfiwc(i,k) = xfiwc(i,k)+zfice*pqlwp(i,k)/pclc(i,k) |
! xfiwc(i,k) = xfiwc(i,k)+zfice*pqlwp(i,k)/pclc(i,k) |
| 154 |
|
|
| 155 |
c -- effective cloud droplet radius (microns): |
! -- effective cloud droplet radius (microns): |
| 156 |
|
|
| 157 |
c for liquid water clouds: |
! for liquid water clouds: |
| 158 |
IF (ok_aie) THEN |
IF (ok_aie) THEN |
| 159 |
! Formula "D" of Boucher and Lohmann, Tellus, 1995 |
! Formula "D" of Boucher and Lohmann, Tellus, 1995 |
| 160 |
! |
! |
| 161 |
cdnc(i,k) = 10.**(bl95_b0+bl95_b1* |
cdnc(i,k) = 10.**(bl95_b0+bl95_b1* & |
| 162 |
. log(MAX(sulfate(i,k),1.e-4))/log(10.))*1.e6 !-m-3 |
log(MAX(sulfate(i,k),1.e-4))/log(10.))*1.e6 !-m-3 |
| 163 |
! Cloud droplet number concentration (CDNC) is restricted |
! Cloud droplet number concentration (CDNC) is restricted |
| 164 |
! to be within [20, 1000 cm^3] |
! to be within [20, 1000 cm^3] |
| 165 |
! |
! |
| 166 |
cdnc(i,k)=MIN(1000.e6,MAX(20.e6,cdnc(i,k))) |
cdnc(i,k)=MIN(1000.e6,MAX(20.e6,cdnc(i,k))) |
| 167 |
! |
! |
| 168 |
! |
! |
| 169 |
cdnc_pi(i,k) = 10.**(bl95_b0+bl95_b1* |
cdnc_pi(i,k) = 10.**(bl95_b0+bl95_b1* & |
| 170 |
. log(MAX(sulfate_pi(i,k),1.e-4))/log(10.))*1.e6 !-m-3 |
log(MAX(sulfate_pi(i,k),1.e-4))/log(10.))*1.e6 !-m-3 |
| 171 |
cdnc_pi(i,k)=MIN(1000.e6,MAX(20.e6,cdnc_pi(i,k))) |
cdnc_pi(i,k)=MIN(1000.e6,MAX(20.e6,cdnc_pi(i,k))) |
| 172 |
! |
! |
| 173 |
! |
! |
| 174 |
! air density: pplay(i,k) / (RD * zT(i,k)) |
! air density: pplay(i,k) / (RD * zT(i,k)) |
| 175 |
! factor 1.1: derive effective radius from volume-mean radius |
! factor 1.1: derive effective radius from volume-mean radius |
| 176 |
! factor 1000 is the water density |
! factor 1000 is the water density |
| 177 |
! _chaud means that this is the CDR for liquid water clouds |
! _chaud means that this is the CDR for liquid water clouds |
| 178 |
! |
! |
| 179 |
rad_chaud = |
rad_chaud = & |
| 180 |
. 1.1 * ( (pqlwp(i,k) * pplay(i,k) / (RD * T(i,k)) ) |
1.1 * ( (pqlwp(i,k) * pplay(i,k) / (RD * T(i,k)) ) & |
| 181 |
. / (4./3. * RPI * 1000. * cdnc(i,k)) )**(1./3.) |
/ (4./3. * RPI * 1000. * cdnc(i,k)) )**(1./3.) |
| 182 |
! |
! |
| 183 |
! Convert to um. CDR shall be at least 3 um. |
! Convert to um. CDR shall be at least 3 um. |
| 184 |
! |
! |
| 185 |
c rad_chaud = MAX(rad_chaud*1.e6, 3.) |
! rad_chaud = MAX(rad_chaud*1.e6, 3.) |
| 186 |
rad_chaud = MAX(rad_chaud*1.e6, 5.) |
rad_chaud = MAX(rad_chaud*1.e6, 5.) |
| 187 |
|
|
| 188 |
! Pre-industrial cloud opt thickness |
! Pre-industrial cloud opt thickness |
| 189 |
! |
! |
| 190 |
! "radius" is calculated as rad_chaud above (plus the |
! "radius" is calculated as rad_chaud above (plus the |
| 191 |
! ice cloud contribution) but using cdnc_pi instead of |
! ice cloud contribution) but using cdnc_pi instead of |
| 192 |
! cdnc. |
! cdnc. |
| 193 |
radius = |
radius = & |
| 194 |
. 1.1 * ( (pqlwp(i,k) * pplay(i,k) / (RD * T(i,k)) ) |
1.1 * ( (pqlwp(i,k) * pplay(i,k) / (RD * T(i,k)) ) & |
| 195 |
. / (4./3. * RPI * 1000. * cdnc_pi(i,k)) )**(1./3.) |
/ (4./3. * RPI * 1000. * cdnc_pi(i,k)) )**(1./3.) |
| 196 |
radius = MAX(radius*1.e6, 5.) |
radius = MAX(radius*1.e6, 5.) |
| 197 |
|
|
| 198 |
tc = t(i,k)-273.15 |
tc = t(i,k)-273.15 |
| 199 |
rei = 0.71*tc + 61.29 |
rei = 0.71*tc + 61.29 |
| 200 |
if (tc.le.-81.4) rei = 3.5 |
if (tc.le.-81.4) rei = 3.5 |
| 201 |
if (zflwp(i).eq.0.) radius = 1. |
if (zflwp(i).eq.0.) radius = 1. |
| 202 |
if (zfiwp(i).eq.0. .or. rei.le.0.) rei = 1. |
if (zfiwp(i).eq.0. .or. rei.le.0.) rei = 1. |
| 203 |
cldtaupi(i,k) = 3.0/2.0 * zflwp(i) / radius |
cldtaupi(i,k) = 3.0/2.0 * zflwp(i) / radius & |
| 204 |
. + zfiwp(i) * (3.448e-03 + 2.431/rei) |
+ zfiwp(i) * (3.448e-03 + 2.431/rei) |
| 205 |
ENDIF ! ok_aie |
ENDIF ! ok_aie |
| 206 |
! For output diagnostics |
! For output diagnostics |
| 207 |
! |
! |
| 208 |
! Cloud droplet effective radius [um] |
! Cloud droplet effective radius [um] |
| 209 |
! |
! |
| 210 |
! we multiply here with f * xl (fraction of liquid water |
! we multiply here with f * xl (fraction of liquid water |
| 211 |
! clouds in the grid cell) to avoid problems in the |
! clouds in the grid cell) to avoid problems in the |
| 212 |
! averaging of the output. |
! averaging of the output. |
| 213 |
! In the output of IOIPSL, derive the real cloud droplet |
! In the output of IOIPSL, derive the real cloud droplet |
| 214 |
! effective radius as re/fl |
! effective radius as re/fl |
| 215 |
! |
! |
| 216 |
fl(i,k) = pclc(i,k)*(1.-zfice) |
fl(i,k) = pclc(i,k)*(1.-zfice) |
| 217 |
re(i,k) = rad_chaud*fl(i,k) |
re(i,k) = rad_chaud*fl(i,k) |
| 218 |
|
|
| 219 |
c-jq end |
!-jq end |
| 220 |
|
|
| 221 |
rel = rad_chaud |
rel = rad_chaud |
| 222 |
c for ice clouds: as a function of the ambiant temperature |
! for ice clouds: as a function of the ambiant temperature |
| 223 |
c [formula used by Iacobellis and Somerville (2000), with an |
! [formula used by Iacobellis and Somerville (2000), with an |
| 224 |
c asymptotical value of 3.5 microns at T<-81.4 C added to be |
! asymptotical value of 3.5 microns at T<-81.4 C added to be |
| 225 |
c consistent with observations of Heymsfield et al. 1986]: |
! consistent with observations of Heymsfield et al. 1986]: |
| 226 |
tc = t(i,k)-273.15 |
tc = t(i,k)-273.15 |
| 227 |
rei = 0.71*tc + 61.29 |
rei = 0.71*tc + 61.29 |
| 228 |
if (tc.le.-81.4) rei = 3.5 |
if (tc.le.-81.4) rei = 3.5 |
| 229 |
|
|
| 230 |
c -- cloud optical thickness : |
! -- cloud optical thickness : |
| 231 |
|
|
| 232 |
c [for liquid clouds, traditional formula, |
! [for liquid clouds, traditional formula, |
| 233 |
c for ice clouds, Ebert & Curry (1992)] |
! for ice clouds, Ebert & Curry (1992)] |
| 234 |
|
|
| 235 |
if (zflwp(i).eq.0.) rel = 1. |
if (zflwp(i).eq.0.) rel = 1. |
| 236 |
if (zfiwp(i).eq.0. .or. rei.le.0.) rei = 1. |
if (zfiwp(i).eq.0. .or. rei.le.0.) rei = 1. |
| 237 |
pcltau(i,k) = 3.0/2.0 * ( zflwp(i)/rel ) |
pcltau(i,k) = 3.0/2.0 * ( zflwp(i)/rel ) & |
| 238 |
. + zfiwp(i) * (3.448e-03 + 2.431/rei) |
+ zfiwp(i) * (3.448e-03 + 2.431/rei) |
| 239 |
|
|
| 240 |
c -- cloud infrared emissivity: |
! -- cloud infrared emissivity: |
| 241 |
|
|
| 242 |
c [the broadband infrared absorption coefficient is parameterized |
! [the broadband infrared absorption coefficient is parameterized |
| 243 |
c as a function of the effective cld droplet radius] |
! as a function of the effective cld droplet radius] |
| 244 |
|
|
| 245 |
c Ebert and Curry (1992) formula as used by Kiehl & Zender (1995): |
! Ebert and Curry (1992) formula as used by Kiehl & Zender (1995): |
| 246 |
k_ice = k_ice0 + 1.0/rei |
k_ice = k_ice0 + 1.0/rei |
| 247 |
|
|
| 248 |
pclemi(i,k) = 1.0 |
pclemi(i,k) = 1.0 & |
| 249 |
. - EXP( - coef_chau*zflwp(i) - DF*k_ice*zfiwp(i) ) |
- EXP( - coef_chau*zflwp(i) - DF*k_ice*zfiwp(i) ) |
| 250 |
|
|
| 251 |
endif ! ok_newmicro |
endif ! ok_newmicro |
| 252 |
|
|
| 253 |
lo = (pclc(i,k) .LE. seuil_neb) |
lo = (pclc(i,k) .LE. seuil_neb) |
| 254 |
IF (lo) pclc(i,k) = 0.0 |
IF (lo) pclc(i,k) = 0.0 |
| 255 |
IF (lo) pcltau(i,k) = 0.0 |
IF (lo) pcltau(i,k) = 0.0 |
| 256 |
IF (lo) pclemi(i,k) = 0.0 |
IF (lo) pclemi(i,k) = 0.0 |
| 257 |
|
|
| 258 |
IF (lo) cldtaupi(i,k) = 0.0 |
IF (lo) cldtaupi(i,k) = 0.0 |
| 259 |
IF (.NOT.ok_aie) cldtaupi(i,k)=pcltau(i,k) |
IF (.NOT.ok_aie) cldtaupi(i,k)=pcltau(i,k) |
| 260 |
ENDDO |
ENDDO |
| 261 |
ENDDO |
ENDDO |
| 262 |
ccc DO k = 1, klev |
!cc DO k = 1, klev |
| 263 |
ccc DO i = 1, klon |
!cc DO i = 1, klon |
| 264 |
ccc t(i,k) = t(i,k) |
!cc t(i,k) = t(i,k) |
| 265 |
ccc pclc(i,k) = MAX( 1.e-5 , pclc(i,k) ) |
!cc pclc(i,k) = MAX( 1.e-5 , pclc(i,k) ) |
| 266 |
ccc lo = pclc(i,k) .GT. (2.*1.e-5) |
!cc lo = pclc(i,k) .GT. (2.*1.e-5) |
| 267 |
ccc zflwp = pqlwp(i,k)*1000.*(paprs(i,k)-paprs(i,k+1)) |
!cc zflwp = pqlwp(i,k)*1000.*(paprs(i,k)-paprs(i,k+1)) |
| 268 |
ccc . /(rg*pclc(i,k)) |
!cc . /(rg*pclc(i,k)) |
| 269 |
ccc zradef = 10.0 + (1.-sigs(k))*45.0 |
!cc zradef = 10.0 + (1.-sigs(k))*45.0 |
| 270 |
ccc pcltau(i,k) = 1.5 * zflwp / zradef |
!cc pcltau(i,k) = 1.5 * zflwp / zradef |
| 271 |
ccc zfice=1.0-MIN(MAX((t(i,k)-263.)/(273.-263.),0.0),1.0) |
!cc zfice=1.0-MIN(MAX((t(i,k)-263.)/(273.-263.),0.0),1.0) |
| 272 |
ccc zmsac = 0.13*(1.0-zfice) + 0.08*zfice |
!cc zmsac = 0.13*(1.0-zfice) + 0.08*zfice |
| 273 |
ccc pclemi(i,k) = 1.-EXP(-zmsac*zflwp) |
!cc pclemi(i,k) = 1.-EXP(-zmsac*zflwp) |
| 274 |
ccc if (.NOT.lo) pclc(i,k) = 0.0 |
!cc if (.NOT.lo) pclc(i,k) = 0.0 |
| 275 |
ccc if (.NOT.lo) pcltau(i,k) = 0.0 |
!cc if (.NOT.lo) pcltau(i,k) = 0.0 |
| 276 |
ccc if (.NOT.lo) pclemi(i,k) = 0.0 |
!cc if (.NOT.lo) pclemi(i,k) = 0.0 |
| 277 |
ccc ENDDO |
!cc ENDDO |
| 278 |
ccc ENDDO |
!cc ENDDO |
| 279 |
cccccc print*, 'pas de nuage dans le rayonnement' |
!ccccc print*, 'pas de nuage dans le rayonnement' |
| 280 |
cccccc DO k = 1, klev |
!ccccc DO k = 1, klev |
| 281 |
cccccc DO i = 1, klon |
!ccccc DO i = 1, klon |
| 282 |
cccccc pclc(i,k) = 0.0 |
!ccccc pclc(i,k) = 0.0 |
| 283 |
cccccc pcltau(i,k) = 0.0 |
!ccccc pcltau(i,k) = 0.0 |
| 284 |
cccccc pclemi(i,k) = 0.0 |
!ccccc pclemi(i,k) = 0.0 |
| 285 |
cccccc ENDDO |
!ccccc ENDDO |
| 286 |
cccccc ENDDO |
!ccccc ENDDO |
| 287 |
C |
! |
| 288 |
C COMPUTE CLOUD LIQUID PATH AND TOTAL CLOUDINESS |
! COMPUTE CLOUD LIQUID PATH AND TOTAL CLOUDINESS |
| 289 |
C |
! |
| 290 |
DO i = 1, klon |
DO i = 1, klon |
| 291 |
pct(i)=1.0 |
pct(i)=1.0 |
| 292 |
pch(i)=1.0 |
pch(i)=1.0 |
| 293 |
pcm(i) = 1.0 |
pcm(i) = 1.0 |
| 294 |
pcl(i) = 1.0 |
pcl(i) = 1.0 |
| 295 |
pctlwp(i) = 0.0 |
pctlwp(i) = 0.0 |
| 296 |
ENDDO |
ENDDO |
| 297 |
C |
! |
| 298 |
DO k = klev, 1, -1 |
DO k = klev, 1, -1 |
| 299 |
DO i = 1, klon |
DO i = 1, klon |
| 300 |
pctlwp(i) = pctlwp(i) |
pctlwp(i) = pctlwp(i) & |
| 301 |
. + pqlwp(i,k)*(paprs(i,k)-paprs(i,k+1))/RG |
+ pqlwp(i,k)*(paprs(i,k)-paprs(i,k+1))/RG |
| 302 |
pct(i) = pct(i)*(1.0-pclc(i,k)) |
pct(i) = pct(i)*(1.0-pclc(i,k)) |
| 303 |
if (pplay(i,k).LE.cetahb*paprs(i,1)) |
if (pplay(i,k).LE.cetahb*paprs(i,1)) & |
| 304 |
. pch(i) = pch(i)*(1.0-pclc(i,k)) |
pch(i) = pch(i)*(1.0-pclc(i,k)) |
| 305 |
if (pplay(i,k).GT.cetahb*paprs(i,1) .AND. |
if (pplay(i,k).GT.cetahb*paprs(i,1) .AND. & |
| 306 |
. pplay(i,k).LE.cetamb*paprs(i,1)) |
pplay(i,k).LE.cetamb*paprs(i,1)) & |
| 307 |
. pcm(i) = pcm(i)*(1.0-pclc(i,k)) |
pcm(i) = pcm(i)*(1.0-pclc(i,k)) |
| 308 |
if (pplay(i,k).GT.cetamb*paprs(i,1)) |
if (pplay(i,k).GT.cetamb*paprs(i,1)) & |
| 309 |
. pcl(i) = pcl(i)*(1.0-pclc(i,k)) |
pcl(i) = pcl(i)*(1.0-pclc(i,k)) |
| 310 |
ENDDO |
ENDDO |
| 311 |
ENDDO |
ENDDO |
| 312 |
C |
! |
| 313 |
DO i = 1, klon |
DO i = 1, klon |
| 314 |
pct(i)=1.-pct(i) |
pct(i)=1.-pct(i) |
| 315 |
pch(i)=1.-pch(i) |
pch(i)=1.-pch(i) |
| 316 |
pcm(i)=1.-pcm(i) |
pcm(i)=1.-pcm(i) |
| 317 |
pcl(i)=1.-pcl(i) |
pcl(i)=1.-pcl(i) |
| 318 |
ENDDO |
ENDDO |
| 319 |
C |
|
| 320 |
RETURN |
END SUBROUTINE newmicro |
|
END |
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