| 1 |
module cv_driver_m |
| 2 |
|
| 3 |
implicit none |
| 4 |
|
| 5 |
contains |
| 6 |
|
| 7 |
SUBROUTINE cv_driver(t1, q1, qs1, u1, v1, p1, ph1, iflag1, ft1, fq1, fu1, & |
| 8 |
fv1, precip1, VPrecip1, sig1, w01, icb1, inb1, delt, Ma1, upwd1, & |
| 9 |
dnwd1, dnwd01, qcondc1, wd1, cape1, da1, phi1, mp1) |
| 10 |
|
| 11 |
! From LMDZ4/libf/phylmd/cv_driver.F, version 1.3, 2005/04/15 12:36:17 |
| 12 |
! Main driver for convection |
| 13 |
! Author: S. Bony, March 2002 |
| 14 |
|
| 15 |
! Several modules corresponding to different physical processes |
| 16 |
|
| 17 |
use cv30_closure_m, only: cv30_closure |
| 18 |
use cv30_compress_m, only: cv30_compress |
| 19 |
use cv30_feed_m, only: cv30_feed |
| 20 |
use cv30_mixing_m, only: cv30_mixing |
| 21 |
use cv30_param_m, only: cv30_param |
| 22 |
use cv30_prelim_m, only: cv30_prelim |
| 23 |
use cv30_tracer_m, only: cv30_tracer |
| 24 |
use cv30_uncompress_m, only: cv30_uncompress |
| 25 |
use cv30_undilute2_m, only: cv30_undilute2 |
| 26 |
use cv30_unsat_m, only: cv30_unsat |
| 27 |
use cv30_yield_m, only: cv30_yield |
| 28 |
USE dimphy, ONLY: klev, klon |
| 29 |
|
| 30 |
real, intent(in):: t1(klon, klev) |
| 31 |
! temperature (K), with first index corresponding to lowest model |
| 32 |
! level |
| 33 |
|
| 34 |
real, intent(in):: q1(klon, klev) |
| 35 |
! Specific humidity, with first index corresponding to lowest |
| 36 |
! model level. Must be defined at same grid levels as T1. |
| 37 |
|
| 38 |
real, intent(in):: qs1(klon, klev) |
| 39 |
! Saturation specific humidity, with first index corresponding to |
| 40 |
! lowest model level. Must be defined at same grid levels as |
| 41 |
! T1. |
| 42 |
|
| 43 |
real, intent(in):: u1(klon, klev), v1(klon, klev) |
| 44 |
! Zonal wind and meridional velocity (m/s), witth first index |
| 45 |
! corresponding with the lowest model level. Defined at same |
| 46 |
! levels as T1. |
| 47 |
|
| 48 |
real, intent(in):: p1(klon, klev) |
| 49 |
! Full level pressure (mb) of dimension KLEV, with first index |
| 50 |
! corresponding to lowest model level. Must be defined at same |
| 51 |
! grid levels as T1. |
| 52 |
|
| 53 |
real, intent(in):: ph1(klon, klev + 1) |
| 54 |
! Half level pressure (mb), with first index corresponding to |
| 55 |
! lowest level. These pressures are defined at levels intermediate |
| 56 |
! between those of P1, T1, Q1 and QS1. The first value of PH |
| 57 |
! should be greater than (i.e. at a lower level than) the first |
| 58 |
! value of the array P1. |
| 59 |
|
| 60 |
integer, intent(out):: iflag1(klon) |
| 61 |
! Flag for Emanuel conditions. |
| 62 |
|
| 63 |
! 0: Moist convection occurs. |
| 64 |
|
| 65 |
! 1: Moist convection occurs, but a CFL condition on the |
| 66 |
! subsidence warming is violated. This does not cause the scheme |
| 67 |
! to terminate. |
| 68 |
|
| 69 |
! 2: Moist convection, but no precipitation because ep(inb) < 1e-4 |
| 70 |
|
| 71 |
! 3: No moist convection because new cbmf is 0 and old cbmf is 0. |
| 72 |
|
| 73 |
! 4: No moist convection; atmosphere is not unstable |
| 74 |
|
| 75 |
! 6: No moist convection because ihmin le minorig. |
| 76 |
|
| 77 |
! 7: No moist convection because unreasonable parcel level |
| 78 |
! temperature or specific humidity. |
| 79 |
|
| 80 |
! 8: No moist convection: lifted condensation level is above the |
| 81 |
! 200 mb level. |
| 82 |
|
| 83 |
! 9: No moist convection: cloud base is higher then the level NL-1. |
| 84 |
|
| 85 |
real, intent(out):: ft1(klon, klev) |
| 86 |
! Temperature tendency (K/s), defined at same grid levels as T1, |
| 87 |
! Q1, QS1 and P1. |
| 88 |
|
| 89 |
real, intent(out):: fq1(klon, klev) |
| 90 |
! Specific humidity tendencies (s-1), defined at same grid levels |
| 91 |
! as T1, Q1, QS1 and P1. |
| 92 |
|
| 93 |
real, intent(out):: fu1(klon, klev), fv1(klon, klev) |
| 94 |
! Forcing (tendency) of zonal and meridional velocity (m/s^2), |
| 95 |
! defined at same grid levels as T1. |
| 96 |
|
| 97 |
real, intent(out):: precip1(klon) ! convective precipitation rate (mm/day) |
| 98 |
|
| 99 |
real, intent(out):: VPrecip1(klon, klev + 1) |
| 100 |
! vertical profile of convective precipitation (kg/m2/s) |
| 101 |
|
| 102 |
real, intent(inout):: sig1(klon, klev) ! section adiabatic updraft |
| 103 |
|
| 104 |
real, intent(inout):: w01(klon, klev) |
| 105 |
! vertical velocity within adiabatic updraft |
| 106 |
|
| 107 |
integer, intent(out):: icb1(klon) |
| 108 |
integer, intent(inout):: inb1(klon) |
| 109 |
real, intent(in):: delt ! the model time step (sec) between calls |
| 110 |
|
| 111 |
real Ma1(klon, klev) ! Output mass flux adiabatic updraft |
| 112 |
|
| 113 |
real, intent(out):: upwd1(klon, klev) |
| 114 |
! total upward mass flux (adiab + mixed) |
| 115 |
|
| 116 |
real, intent(out):: dnwd1(klon, klev) ! saturated downward mass flux (mixed) |
| 117 |
real, intent(out):: dnwd01(klon, klev) ! unsaturated downward mass flux |
| 118 |
|
| 119 |
real qcondc1(klon, klev) ! Output in-cld mixing ratio of condensed water |
| 120 |
|
| 121 |
real wd1(klon) ! gust |
| 122 |
! Output downdraft velocity scale for surface fluxes |
| 123 |
! A convective downdraft velocity scale. For use in surface |
| 124 |
! flux parameterizations. See convect.ps file for details. |
| 125 |
|
| 126 |
real cape1(klon) ! Output |
| 127 |
real, intent(inout):: da1(klon, klev), phi1(klon, klev, klev) |
| 128 |
real, intent(inout):: mp1(klon, klev) |
| 129 |
|
| 130 |
! Local: |
| 131 |
|
| 132 |
real da(klon, klev), phi(klon, klev, klev), mp(klon, klev) |
| 133 |
|
| 134 |
integer i, k, il |
| 135 |
integer icbmax |
| 136 |
integer nk1(klon) |
| 137 |
integer icbs1(klon) |
| 138 |
|
| 139 |
real plcl1(klon) |
| 140 |
real tnk1(klon) |
| 141 |
real qnk1(klon) |
| 142 |
real gznk1(klon) |
| 143 |
real pbase1(klon) |
| 144 |
real buoybase1(klon) |
| 145 |
|
| 146 |
real lv1(klon, klev) |
| 147 |
real cpn1(klon, klev) |
| 148 |
real tv1(klon, klev) |
| 149 |
real gz1(klon, klev) |
| 150 |
real hm1(klon, klev) |
| 151 |
real h1(klon, klev) |
| 152 |
real tp1(klon, klev) |
| 153 |
real tvp1(klon, klev) |
| 154 |
real clw1(klon, klev) |
| 155 |
real th1(klon, klev) |
| 156 |
|
| 157 |
integer ncum |
| 158 |
|
| 159 |
! Compressed fields: |
| 160 |
|
| 161 |
integer idcum(klon) |
| 162 |
integer iflag(klon), nk(klon), icb(klon) |
| 163 |
integer nent(klon, klev) |
| 164 |
integer icbs(klon) |
| 165 |
integer inb(klon) |
| 166 |
|
| 167 |
real plcl(klon), tnk(klon), qnk(klon), gznk(klon) |
| 168 |
real t(klon, klev), q(klon, klev), qs(klon, klev) |
| 169 |
real u(klon, klev), v(klon, klev) |
| 170 |
real gz(klon, klev), h(klon, klev), lv(klon, klev), cpn(klon, klev) |
| 171 |
real p(klon, klev), ph(klon, klev + 1), tv(klon, klev), tp(klon, klev) |
| 172 |
real clw(klon, klev) |
| 173 |
real pbase(klon), buoybase(klon), th(klon, klev) |
| 174 |
real tvp(klon, klev) |
| 175 |
real sig(klon, klev), w0(klon, klev) |
| 176 |
real hp(klon, klev), ep(klon, klev), sigp(klon, klev) |
| 177 |
real buoy(klon, klev) |
| 178 |
real cape(klon) |
| 179 |
real m(klon, klev), ment(klon, klev, klev), qent(klon, klev, klev) |
| 180 |
real uent(klon, klev, klev), vent(klon, klev, klev) |
| 181 |
real ments(klon, klev, klev), qents(klon, klev, klev) |
| 182 |
real sij(klon, klev, klev), elij(klon, klev, klev) |
| 183 |
real qp(klon, klev), up(klon, klev), vp(klon, klev) |
| 184 |
real wt(klon, klev), water(klon, klev), evap(klon, klev) |
| 185 |
real b(klon, klev), ft(klon, klev), fq(klon, klev) |
| 186 |
real fu(klon, klev), fv(klon, klev) |
| 187 |
real upwd(klon, klev), dnwd(klon, klev), dnwd0(klon, klev) |
| 188 |
real Ma(klon, klev), mike(klon, klev), tls(klon, klev) |
| 189 |
real tps(klon, klev) |
| 190 |
real precip(klon) |
| 191 |
real VPrecip(klon, klev + 1) |
| 192 |
real qcondc(klon, klev) ! cld |
| 193 |
real wd(klon) ! gust |
| 194 |
|
| 195 |
!------------------------------------------------------------------- |
| 196 |
|
| 197 |
! SET CONSTANTS AND PARAMETERS |
| 198 |
|
| 199 |
! set thermodynamical constants: |
| 200 |
! (common cvthermo) |
| 201 |
CALL cv_thermo |
| 202 |
|
| 203 |
! set convect parameters |
| 204 |
! includes microphysical parameters and parameters that |
| 205 |
! control the rate of approach to quasi-equilibrium) |
| 206 |
! (common cvparam) |
| 207 |
CALL cv30_param(delt) |
| 208 |
|
| 209 |
! INITIALIZE OUTPUT ARRAYS AND PARAMETERS |
| 210 |
|
| 211 |
do k = 1, klev |
| 212 |
do i = 1, klon |
| 213 |
ft1(i, k) = 0. |
| 214 |
fq1(i, k) = 0. |
| 215 |
fu1(i, k) = 0. |
| 216 |
fv1(i, k) = 0. |
| 217 |
tvp1(i, k) = 0. |
| 218 |
tp1(i, k) = 0. |
| 219 |
clw1(i, k) = 0. |
| 220 |
clw(i, k) = 0. |
| 221 |
gz1(i, k) = 0. |
| 222 |
VPrecip1(i, k) = 0. |
| 223 |
Ma1(i, k) = 0. |
| 224 |
upwd1(i, k) = 0. |
| 225 |
dnwd1(i, k) = 0. |
| 226 |
dnwd01(i, k) = 0. |
| 227 |
qcondc1(i, k) = 0. |
| 228 |
end do |
| 229 |
end do |
| 230 |
|
| 231 |
do i = 1, klon |
| 232 |
precip1(i) = 0. |
| 233 |
iflag1(i) = 0 |
| 234 |
wd1(i) = 0. |
| 235 |
cape1(i) = 0. |
| 236 |
VPrecip1(i, klev + 1) = 0. |
| 237 |
end do |
| 238 |
|
| 239 |
do il = 1, klon |
| 240 |
sig1(il, klev) = sig1(il, klev) + 1. |
| 241 |
sig1(il, klev) = min(sig1(il, klev), 12.1) |
| 242 |
enddo |
| 243 |
|
| 244 |
! CALCULATE ARRAYS OF GEOPOTENTIAL, HEAT CAPACITY & STATIC ENERGY |
| 245 |
CALL cv30_prelim(klon, klev, klev + 1, t1, q1, p1, ph1, lv1, cpn1, tv1, & |
| 246 |
gz1, h1, hm1, th1) |
| 247 |
|
| 248 |
! CONVECTIVE FEED |
| 249 |
CALL cv30_feed(klon, klev, t1, q1, qs1, p1, ph1, gz1, nk1, icb1, & |
| 250 |
icbmax, iflag1, tnk1, qnk1, gznk1, plcl1) ! klev->na |
| 251 |
|
| 252 |
! UNDILUTE (ADIABATIC) UPDRAFT / 1st part |
| 253 |
! (up through ICB for convect4, up through ICB + 1 for convect3) |
| 254 |
! Calculates the lifted parcel virtual temperature at nk, the |
| 255 |
! actual temperature, and the adiabatic liquid water content. |
| 256 |
CALL cv30_undilute1(klon, klev, t1, q1, qs1, gz1, plcl1, p1, nk1, icb1, & |
| 257 |
tp1, tvp1, clw1, icbs1) ! klev->na |
| 258 |
|
| 259 |
! TRIGGERING |
| 260 |
CALL cv30_trigger(klon, klev, icb1, plcl1, p1, th1, tv1, tvp1, pbase1, & |
| 261 |
buoybase1, iflag1, sig1, w01) ! klev->na |
| 262 |
|
| 263 |
! Moist convective adjustment is necessary |
| 264 |
|
| 265 |
ncum = 0 |
| 266 |
do i = 1, klon |
| 267 |
if (iflag1(i) == 0) then |
| 268 |
ncum = ncum + 1 |
| 269 |
idcum(ncum) = i |
| 270 |
endif |
| 271 |
end do |
| 272 |
|
| 273 |
IF (ncum > 0) THEN |
| 274 |
! COMPRESS THE FIELDS |
| 275 |
! (-> vectorization over convective gridpoints) |
| 276 |
CALL cv30_compress(klon, klon, ncum, klev, iflag1, nk1, icb1, icbs1, & |
| 277 |
plcl1, tnk1, qnk1, gznk1, pbase1, buoybase1, t1, q1, qs1, u1, & |
| 278 |
v1, gz1, th1, h1, lv1, cpn1, p1, ph1, tv1, tp1, tvp1, clw1, & |
| 279 |
sig1, w01, iflag, nk, icb, icbs, plcl, tnk, qnk, gznk, pbase, & |
| 280 |
buoybase, t, q, qs, u, v, gz, th, h, lv, cpn, p, ph, tv, tp, & |
| 281 |
tvp, clw, sig, w0) |
| 282 |
|
| 283 |
CALL cv30_undilute2(ncum, icb, icbs, nk, tnk, qnk, gznk, t, qs, gz, p, & |
| 284 |
h, tv, lv, pbase, buoybase, plcl, inb(:ncum), tp, tvp, clw, hp, & |
| 285 |
ep, sigp, buoy) |
| 286 |
|
| 287 |
! CLOSURE |
| 288 |
CALL cv30_closure(klon, ncum, klev, icb, inb, pbase, p, ph, tv, & |
| 289 |
buoy, sig, w0, cape, m) ! na->klev |
| 290 |
|
| 291 |
! MIXING |
| 292 |
CALL cv30_mixing(klon, ncum, klev, klev, icb, nk, inb, t, q, qs, u, & |
| 293 |
v, h, lv, hp, ep, clw, m, sig, ment, qent, uent, vent, nent, & |
| 294 |
sij, elij, ments, qents) |
| 295 |
|
| 296 |
! Unsaturated (precipitating) downdrafts |
| 297 |
CALL cv30_unsat(ncum, icb(:ncum), inb(:ncum), t, q, qs, gz, u, v, p, & |
| 298 |
ph, th, tv, lv, cpn, ep, sigp, clw, m, ment, elij, delt, plcl, & |
| 299 |
mp, qp, up, vp, wt, water, evap, b(:ncum, :)) |
| 300 |
|
| 301 |
! Yield (tendencies, precipitation, variables of interface with |
| 302 |
! other processes, etc) |
| 303 |
CALL cv30_yield(klon, ncum, klev, klev, icb, inb, delt, t, q, u, v, & |
| 304 |
gz, p, ph, h, hp, lv, cpn, th, ep, clw, m, tp, mp, qp, up, vp, & |
| 305 |
wt, water, evap, b, ment, qent, uent, vent, nent, elij, sig, & |
| 306 |
tv, tvp, iflag, precip, VPrecip, ft, fq, fu, fv, upwd, dnwd, & |
| 307 |
dnwd0, ma, mike, tls, tps, qcondc, wd)! na->klev |
| 308 |
|
| 309 |
! passive tracers |
| 310 |
CALL cv30_tracer(klon, ncum, klev, ment, sij, da, phi) |
| 311 |
|
| 312 |
! UNCOMPRESS THE FIELDS |
| 313 |
|
| 314 |
! set iflag1 = 42 for non convective points |
| 315 |
iflag1 = 42 |
| 316 |
|
| 317 |
CALL cv30_uncompress(idcum(:ncum), iflag, precip, VPrecip, sig, w0, & |
| 318 |
ft, fq, fu, fv, inb, Ma, upwd, dnwd, dnwd0, qcondc, wd, cape, & |
| 319 |
da, phi, mp, iflag1, precip1, VPrecip1, sig1, w01, ft1, fq1, & |
| 320 |
fu1, fv1, inb1, Ma1, upwd1, dnwd1, dnwd01, qcondc1, wd1, & |
| 321 |
cape1, da1, phi1, mp1) |
| 322 |
ENDIF |
| 323 |
|
| 324 |
end SUBROUTINE cv_driver |
| 325 |
|
| 326 |
end module cv_driver_m |
Parent Directory
| 
Revision Log