[4613] | 1 | MODULE lmdz_ratqs_main |
---|
| 2 | |
---|
| 3 | CONTAINS |
---|
| 4 | |
---|
| 5 | SUBROUTINE ratqs_main(klon,klev,nbsrf,prt_level,lunout, & |
---|
[2236] | 6 | iflag_ratqs,iflag_con,iflag_cld_th,pdtphys, & |
---|
[2534] | 7 | ratqsbas,ratqshaut,ratqsp0,ratqsdp, & |
---|
[4613] | 8 | pctsrf,s_pblh,zstd, & |
---|
[3856] | 9 | tau_ratqs,fact_cldcon,wake_s, wake_deltaq, & |
---|
[4009] | 10 | ptconv,ptconvth,clwcon0th, rnebcon0th, & |
---|
| 11 | paprs,pplay,t_seri,q_seri, & |
---|
[4613] | 12 | qtc_cv, sigt_cv,detrain_cv,fm_cv,fqd,fqcomp,sigd,zqsat, & |
---|
| 13 | omega,tke,tke_dissip,lmix,wprime, & |
---|
| 14 | t2m,q2m,fm_therm,entr_therm,detr_therm,cell_area,& |
---|
| 15 | ratqs,ratqsc,ratqs_inter_) |
---|
[1689] | 16 | |
---|
[4009] | 17 | |
---|
[4613] | 18 | USE lmdz_ratqs_multi, ONLY: ratqs_inter, ratqs_oro, ratqs_hetero, ratqs_tke |
---|
[4009] | 19 | |
---|
[1689] | 20 | implicit none |
---|
| 21 | |
---|
| 22 | !======================================================================== |
---|
| 23 | ! Computation of ratqs, the width of the subrid scale water distribution |
---|
| 24 | ! (normalized by the mean value) |
---|
| 25 | ! Various options controled by flags iflag_con and iflag_ratqs |
---|
| 26 | ! F Hourdin 2012/12/06 |
---|
| 27 | !======================================================================== |
---|
| 28 | |
---|
| 29 | ! Declarations |
---|
| 30 | |
---|
| 31 | ! Input |
---|
[4613] | 32 | integer,intent(in) :: klon,klev,nbsrf,prt_level,lunout |
---|
[2236] | 33 | integer,intent(in) :: iflag_con,iflag_cld_th,iflag_ratqs |
---|
[1689] | 34 | real,intent(in) :: pdtphys,ratqsbas,ratqshaut,fact_cldcon,tau_ratqs |
---|
[2534] | 35 | real,intent(in) :: ratqsp0, ratqsdp |
---|
[4613] | 36 | real, dimension(klon,klev),intent(in) :: omega |
---|
[4009] | 37 | real, dimension(klon,klev+1),intent(in) :: paprs,tke,tke_dissip,lmix,wprime |
---|
[4613] | 38 | real, dimension(klon,klev),intent(in) :: pplay,t_seri,q_seri,zqsat |
---|
| 39 | real, dimension(klon,klev),intent(in) :: entr_therm,detr_therm,qtc_cv, sigt_cv |
---|
| 40 | real, dimension(klon,klev) :: detrain_cv,fm_cv,fqd,fqcomp |
---|
| 41 | real, dimension(klon) :: sigd |
---|
| 42 | |
---|
| 43 | real, dimension(klon,klev+1),intent(in) :: fm_therm |
---|
[1689] | 44 | logical, dimension(klon,klev),intent(in) :: ptconv |
---|
| 45 | real, dimension(klon,klev),intent(in) :: rnebcon0th,clwcon0th |
---|
[3856] | 46 | real, dimension(klon,klev),intent(in) :: wake_deltaq,wake_s |
---|
[4009] | 47 | real, dimension(klon,nbsrf),intent(in) :: t2m,q2m |
---|
[4519] | 48 | real, dimension(klon), intent(in) :: cell_area |
---|
[4613] | 49 | real, dimension(klon,nbsrf),intent(in) :: pctsrf |
---|
| 50 | real, dimension(klon),intent(in) :: s_pblh |
---|
| 51 | real, dimension(klon),intent(in) :: zstd |
---|
| 52 | |
---|
[1689] | 53 | ! Output |
---|
[4613] | 54 | real, dimension(klon,klev),intent(inout) :: ratqs,ratqsc,ratqs_inter_ |
---|
[4009] | 55 | |
---|
[1689] | 56 | logical, dimension(klon,klev),intent(inout) :: ptconvth |
---|
| 57 | |
---|
| 58 | ! local |
---|
| 59 | integer i,k |
---|
| 60 | real, dimension(klon,klev) :: ratqss |
---|
| 61 | real facteur,zfratqs1,zfratqs2 |
---|
[4613] | 62 | real, dimension(klon,klev) :: ratqs_hetero_,ratqs_oro_,ratqs_tke_ |
---|
[4519] | 63 | real resol,resolmax,fact |
---|
[1689] | 64 | |
---|
| 65 | !------------------------------------------------------------------------- |
---|
| 66 | ! Caclul des ratqs |
---|
| 67 | !------------------------------------------------------------------------- |
---|
| 68 | |
---|
| 69 | ! print*,'calcul des ratqs' |
---|
| 70 | ! ratqs convectifs a l'ancienne en fonction de q(z=0)-q / q |
---|
| 71 | ! ---------------- |
---|
| 72 | ! on ecrase le tableau ratqsc calcule par clouds_gno |
---|
[2236] | 73 | if (iflag_cld_th.eq.1) then |
---|
[1689] | 74 | do k=1,klev |
---|
| 75 | do i=1,klon |
---|
| 76 | if(ptconv(i,k)) then |
---|
| 77 | ratqsc(i,k)=ratqsbas & |
---|
| 78 | +fact_cldcon*(q_seri(i,1)-q_seri(i,k))/q_seri(i,k) |
---|
| 79 | else |
---|
| 80 | ratqsc(i,k)=0. |
---|
| 81 | endif |
---|
| 82 | enddo |
---|
| 83 | enddo |
---|
| 84 | |
---|
| 85 | !----------------------------------------------------------------------- |
---|
| 86 | ! par nversion de la fonction log normale |
---|
| 87 | !----------------------------------------------------------------------- |
---|
[2236] | 88 | else if (iflag_cld_th.eq.4) then |
---|
[1689] | 89 | ptconvth(:,:)=.false. |
---|
| 90 | ratqsc(:,:)=0. |
---|
| 91 | if(prt_level.ge.9) print*,'avant clouds_gno thermique' |
---|
| 92 | call clouds_gno & |
---|
| 93 | (klon,klev,q_seri,zqsat,clwcon0th,ptconvth,ratqsc,rnebcon0th) |
---|
| 94 | if(prt_level.ge.9) print*,' CLOUDS_GNO OK' |
---|
| 95 | |
---|
| 96 | endif |
---|
| 97 | |
---|
| 98 | ! ratqs stables |
---|
| 99 | ! ------------- |
---|
| 100 | |
---|
| 101 | if (iflag_ratqs.eq.0) then |
---|
| 102 | |
---|
| 103 | ! Le cas iflag_ratqs=0 correspond a la version IPCC 2005 du modele. |
---|
| 104 | do k=1,klev |
---|
| 105 | do i=1, klon |
---|
| 106 | ratqss(i,k)=ratqsbas+(ratqshaut-ratqsbas)* & |
---|
| 107 | min((paprs(i,1)-pplay(i,k))/(paprs(i,1)-30000.),1.) |
---|
| 108 | enddo |
---|
| 109 | enddo |
---|
| 110 | |
---|
| 111 | ! Pour iflag_ratqs=1 ou 2, le ratqs est constant au dessus de |
---|
| 112 | ! 300 hPa (ratqshaut), varie lineariement en fonction de la pression |
---|
| 113 | ! entre 600 et 300 hPa et est soit constant (ratqsbas) pour iflag_ratqs=1 |
---|
| 114 | ! soit lineaire (entre 0 a la surface et ratqsbas) pour iflag_ratqs=2 |
---|
| 115 | ! Il s'agit de differents tests dans la phase de reglage du modele |
---|
| 116 | ! avec thermiques. |
---|
| 117 | |
---|
| 118 | else if (iflag_ratqs.eq.1) then |
---|
| 119 | |
---|
| 120 | do k=1,klev |
---|
| 121 | do i=1, klon |
---|
| 122 | if (pplay(i,k).ge.60000.) then |
---|
| 123 | ratqss(i,k)=ratqsbas |
---|
| 124 | else if ((pplay(i,k).ge.30000.).and.(pplay(i,k).lt.60000.)) then |
---|
| 125 | ratqss(i,k)=ratqsbas+(ratqshaut-ratqsbas)*(60000.-pplay(i,k))/(60000.-30000.) |
---|
| 126 | else |
---|
| 127 | ratqss(i,k)=ratqshaut |
---|
| 128 | endif |
---|
| 129 | enddo |
---|
| 130 | enddo |
---|
| 131 | |
---|
| 132 | else if (iflag_ratqs.eq.2) then |
---|
| 133 | |
---|
| 134 | do k=1,klev |
---|
| 135 | do i=1, klon |
---|
| 136 | if (pplay(i,k).ge.60000.) then |
---|
| 137 | ratqss(i,k)=ratqsbas*(paprs(i,1)-pplay(i,k))/(paprs(i,1)-60000.) |
---|
| 138 | else if ((pplay(i,k).ge.30000.).and.(pplay(i,k).lt.60000.)) then |
---|
| 139 | ratqss(i,k)=ratqsbas+(ratqshaut-ratqsbas)*(60000.-pplay(i,k))/(60000.-30000.) |
---|
| 140 | else |
---|
| 141 | ratqss(i,k)=ratqshaut |
---|
| 142 | endif |
---|
| 143 | enddo |
---|
| 144 | enddo |
---|
| 145 | |
---|
| 146 | else if (iflag_ratqs==3) then |
---|
| 147 | do k=1,klev |
---|
| 148 | ratqss(:,k)=ratqsbas+(ratqshaut-ratqsbas) & |
---|
| 149 | *min( ((paprs(:,1)-pplay(:,k))/70000.)**2 , 1. ) |
---|
| 150 | enddo |
---|
| 151 | |
---|
[3856] | 152 | else if (iflag_ratqs==4) then |
---|
[1689] | 153 | do k=1,klev |
---|
| 154 | ratqss(:,k)=ratqsbas+0.5*(ratqshaut-ratqsbas) & |
---|
[2534] | 155 | ! *( tanh( (50000.-pplay(:,k))/20000.) + 1.) |
---|
| 156 | *( tanh( (ratqsp0-pplay(:,k))/ratqsdp) + 1.) |
---|
[1689] | 157 | enddo |
---|
| 158 | |
---|
[4519] | 159 | |
---|
| 160 | else if (iflag_ratqs==5) then |
---|
| 161 | ! Dependency of ratqs on model resolution |
---|
| 162 | ! Audran, Meryl, Lea, Gwendal and Etienne |
---|
| 163 | ! April 2023 |
---|
| 164 | resolmax=sqrt(maxval(cell_area)) |
---|
| 165 | do k=1,klev |
---|
| 166 | do i=1,klon |
---|
| 167 | resol=sqrt(cell_area(i)) |
---|
| 168 | fact=sqrt(resol/resolmax) |
---|
| 169 | ratqss(i,k)=ratqsbas*fact+0.5*(ratqshaut-ratqsbas)*fact & |
---|
| 170 | *( tanh( (ratqsp0-pplay(i,k))/ratqsdp) + 1.) |
---|
| 171 | enddo |
---|
| 172 | enddo |
---|
| 173 | |
---|
| 174 | |
---|
[4009] | 175 | else if (iflag_ratqs .GT. 9) then |
---|
| 176 | |
---|
| 177 | ! interactive ratqs calculations that depend on cold pools, orography, surface heterogeneity and small-scale turbulence |
---|
| 178 | ! This should help getting a more realistic ratqs in the low and mid troposphere |
---|
| 179 | ! We however need a "background" ratqs to account for subgrid distribution of qt (or qt/qs) |
---|
| 180 | ! in the high troposphere |
---|
| 181 | |
---|
| 182 | ! background ratqs and initialisations |
---|
| 183 | do k=1,klev |
---|
| 184 | do i=1,klon |
---|
| 185 | ratqss(i,k)=ratqsbas+0.5*(ratqshaut-ratqsbas) & |
---|
| 186 | *( tanh( (ratqsp0-pplay(i,k))/ratqsdp) + 1.) |
---|
| 187 | ratqss(i,k)=max(ratqss(i,k),0.0) |
---|
[4613] | 188 | ratqs_hetero_(i,k)=0. |
---|
| 189 | ratqs_oro_(i,k)=0. |
---|
| 190 | ratqs_tke_(i,k)=0. |
---|
| 191 | ratqs_inter_(i,k)=0 |
---|
[4009] | 192 | enddo |
---|
| 193 | enddo |
---|
| 194 | |
---|
| 195 | if (iflag_ratqs .EQ. 10) then |
---|
| 196 | ! interactive ratqs in presence of cold pools |
---|
[4613] | 197 | call ratqs_inter(klon,klev,iflag_ratqs,pdtphys,paprs, & |
---|
| 198 | ratqsbas,wake_deltaq,wake_s,q_seri,qtc_cv, sigt_cv, & |
---|
| 199 | fm_therm,entr_therm,detr_therm,detrain_cv,fm_cv,fqd,fqcomp,sigd, & |
---|
| 200 | ratqs_inter_) |
---|
[4009] | 201 | do k=1,klev |
---|
| 202 | do i=1,klon |
---|
[4613] | 203 | ratqs_inter_(i,k)=ratqs_inter_(i,k)-0.5*ratqs_inter_(i,k)*(tanh((ratqsp0-pplay(i,k))/ratqsdp)+1.) |
---|
[4009] | 204 | enddo |
---|
| 205 | enddo |
---|
[4613] | 206 | ratqss=ratqss+ratqs_inter_ |
---|
[4009] | 207 | else if (iflag_ratqs .EQ. 11) then |
---|
[4613] | 208 | print*,'avant ratqs_inter' |
---|
[4009] | 209 | ! interactive ratqs with several sources |
---|
[4613] | 210 | call ratqs_inter(klon,klev,iflag_ratqs,pdtphys,paprs, & |
---|
| 211 | ratqsbas,wake_deltaq,wake_s,q_seri,qtc_cv, sigt_cv, & |
---|
| 212 | fm_therm,entr_therm,detr_therm,detrain_cv,fm_cv,fqd,fqcomp,sigd, & |
---|
| 213 | ratqs_inter_) |
---|
| 214 | ratqss=ratqss+ratqs_inter_ |
---|
[4009] | 215 | else if (iflag_ratqs .EQ. 12) then |
---|
| 216 | ! contribution of surface heterogeneities to ratqs |
---|
[4613] | 217 | call ratqs_hetero(klon,klev,pctsrf,s_pblh,t2m,q2m,t_seri,q_seri,pplay,paprs,ratqs_hetero_) |
---|
| 218 | ratqss=ratqss+ratqs_hetero_ |
---|
[4009] | 219 | else if (iflag_ratqs .EQ. 13) then |
---|
| 220 | ! contribution of ubgrid orography to ratqs |
---|
[4613] | 221 | call ratqs_oro(klon,klev,pctsrf,zstd,zqsat,t_seri,pplay,paprs,ratqs_oro_) |
---|
| 222 | ratqss=ratqss+ratqs_oro_ |
---|
[4009] | 223 | else if (iflag_ratqs .EQ. 14) then |
---|
| 224 | ! effect of subgrid-scale TKE on ratqs (in development) |
---|
[4613] | 225 | call ratqs_tke(klon,klev,pdtphys,t_seri,q_seri,zqsat,pplay,paprs,omega,tke,tke_dissip,lmix,wprime,ratqs_tke_) |
---|
| 226 | ratqss=ratqss+ratqs_tke_ |
---|
[4009] | 227 | endif |
---|
| 228 | |
---|
| 229 | |
---|
[1689] | 230 | endif |
---|
| 231 | |
---|
| 232 | |
---|
| 233 | ! ratqs final |
---|
| 234 | ! ----------- |
---|
| 235 | |
---|
[2236] | 236 | if (iflag_cld_th.eq.1 .or.iflag_cld_th.eq.2.or.iflag_cld_th.eq.4) then |
---|
[1689] | 237 | |
---|
| 238 | ! On ajoute une constante au ratqsc*2 pour tenir compte de |
---|
| 239 | ! fluctuations turbulentes de petite echelle |
---|
| 240 | |
---|
| 241 | do k=1,klev |
---|
| 242 | do i=1,klon |
---|
[4613] | 243 | if ((fm_therm(i,k)>1.e-10)) then |
---|
[1689] | 244 | ratqsc(i,k)=sqrt(ratqsc(i,k)**2+0.05**2) |
---|
| 245 | endif |
---|
| 246 | enddo |
---|
| 247 | enddo |
---|
| 248 | |
---|
| 249 | ! les ratqs sont une combinaison de ratqss et ratqsc |
---|
| 250 | if(prt_level.ge.9) write(lunout,*)'PHYLMD NOUVEAU TAU_RATQS ',tau_ratqs |
---|
| 251 | |
---|
| 252 | if (tau_ratqs>1.e-10) then |
---|
| 253 | facteur=exp(-pdtphys/tau_ratqs) |
---|
| 254 | else |
---|
| 255 | facteur=0. |
---|
| 256 | endif |
---|
| 257 | ratqs(:,:)=ratqsc(:,:)*(1.-facteur)+ratqs(:,:)*facteur |
---|
| 258 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
| 259 | ! FH 22/09/2009 |
---|
| 260 | ! La ligne ci-dessous faisait osciller le modele et donnait une solution |
---|
| 261 | ! assymptotique bidon et dépendant fortement du pas de temps. |
---|
| 262 | ! ratqs(:,:)=sqrt(ratqs(:,:)**2+ratqss(:,:)**2) |
---|
| 263 | !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! |
---|
| 264 | ratqs(:,:)=max(ratqs(:,:),ratqss(:,:)) |
---|
[2236] | 265 | else if (iflag_cld_th<=6) then |
---|
[1689] | 266 | ! on ne prend que le ratqs stable pour fisrtilp |
---|
| 267 | ratqs(:,:)=ratqss(:,:) |
---|
| 268 | else |
---|
| 269 | zfratqs1=exp(-pdtphys/10800.) |
---|
| 270 | zfratqs2=exp(-pdtphys/10800.) |
---|
| 271 | do k=1,klev |
---|
| 272 | do i=1,klon |
---|
| 273 | if (ratqsc(i,k).gt.1.e-10) then |
---|
[2236] | 274 | ratqs(i,k)=ratqs(i,k)*zfratqs2+(iflag_cld_th/100.)*ratqsc(i,k)*(1.-zfratqs2) |
---|
[1689] | 275 | endif |
---|
| 276 | ratqs(i,k)=min(ratqs(i,k)*zfratqs1+ratqss(i,k)*(1.-zfratqs1),0.5) |
---|
| 277 | enddo |
---|
| 278 | enddo |
---|
| 279 | endif |
---|
| 280 | |
---|
| 281 | |
---|
| 282 | return |
---|
[4613] | 283 | END SUBROUTINE ratqs_main |
---|
| 284 | |
---|
| 285 | END MODULE lmdz_ratqs_main |
---|