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module guide_m |
MODULE guide_m |
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! From dyn3d/guide.F,v 1.3 2005/05/25 13:10:09 |
! From dyn3d/guide.F, version 1.3 2005/05/25 13:10:09 |
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! and dyn3d/guide.h,v 1.1.1.1 2004/05/19 12:53:06 |
! and dyn3d/guide.h, version 1.1.1.1 2004/05/19 12:53:06 |
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real tau_min_u,tau_max_u |
IMPLICIT NONE |
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real tau_min_v,tau_max_v |
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real tau_min_T,tau_max_T |
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real tau_min_q,tau_max_q |
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real tau_min_P,tau_max_P |
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real aire_min,aire_max |
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logical guide_u,guide_v,guide_T,guide_Q,guide_P |
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real lat_min_guide,lat_max_guide |
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LOGICAL ncep,ini_anal |
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integer online |
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contains |
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subroutine guide(itau,ucov,vcov,teta,q,masse,ps) |
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use dimens_m |
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use paramet_m |
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use comconst |
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use comdissnew |
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use comvert |
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use conf_gcm_m |
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use logic |
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use comgeom |
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use serre |
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use temps |
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use tracstoke |
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use ener |
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use q_sat_m, only: q_sat |
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use exner_hyb_m, only: exner_hyb |
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use pression_m, only: pression |
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use inigrads_m, only: inigrads |
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IMPLICIT NONE |
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! ...... Version du 10/01/98 .......... |
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! avec coordonnees verticales hybrides |
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! avec nouveaux operat. dissipation * ( gradiv2,divgrad2,nxgraro2 ) |
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!======================================================================= |
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! |
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! Auteur: F.Hourdin |
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! ------- |
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! |
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! Objet: |
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! ------ |
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! |
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! GCM LMD nouvelle grille |
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! |
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!======================================================================= |
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! ... Dans inigeom , nouveaux calculs pour les elongations cu , cv |
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! et possibilite d'appeler une fonction f(y) a derivee tangente |
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! hyperbolique a la place de la fonction a derivee sinusoidale. |
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! ... Possibilite de choisir le shema de Van-leer pour l'advection de |
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! q , en faisant iadv = 10 dans traceur (29/04/97) . |
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! |
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!----------------------------------------------------------------------- |
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! Declarations: |
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! ------------- |
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include "netcdf.inc" |
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! variables dynamiques |
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REAL vcov(ip1jm,llm),ucov(ip1jmp1,llm) ! vents covariants |
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REAL teta(ip1jmp1,llm) ! temperature potentielle |
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REAL q(ip1jmp1,llm) ! temperature potentielle |
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REAL ps(ip1jmp1) ! pression au sol |
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REAL masse(ip1jmp1,llm) ! masse d'air |
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! common passe pour des sorties |
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real dxdys(iip1,jjp1),dxdyu(iip1,jjp1),dxdyv(iip1,jjm) |
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common/comdxdy/dxdys,dxdyu,dxdyv |
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! variables dynamiques pour les reanalyses. |
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REAL ucovrea1(ip1jmp1,llm),vcovrea1(ip1jm,llm) !vts cov reas |
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REAL tetarea1(ip1jmp1,llm) ! temp pot reales |
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REAL qrea1(ip1jmp1,llm) ! temp pot reales |
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REAL psrea1(ip1jmp1) ! ps |
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REAL ucovrea2(ip1jmp1,llm),vcovrea2(ip1jm,llm) !vts cov reas |
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REAL tetarea2(ip1jmp1,llm) ! temp pot reales |
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REAL qrea2(ip1jmp1,llm) ! temp pot reales |
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REAL masserea2(ip1jmp1,llm) ! masse |
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REAL psrea2(ip1jmp1) ! ps |
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real alpha_q(ip1jmp1) |
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real alpha_T(ip1jmp1),alpha_P(ip1jmp1) |
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real alpha_u(ip1jmp1),alpha_v(ip1jm) |
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real dday_step,toto,reste,itau_test |
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INTEGER step_rea,count_no_rea |
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!IM 180305 real aire_min,aire_max |
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integer ilon,ilat |
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real factt,ztau(ip1jmp1) |
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INTEGER, intent(in):: itau |
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integer ij, l |
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integer ncidpl,varidpl,nlev,status |
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integer rcod,rid |
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real ditau,tau,a |
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save nlev |
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! TEST SUR QSAT |
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real p(ip1jmp1,llmp1),pk(ip1jmp1,llm),pks(ip1jmp1) |
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real pkf(ip1jmp1,llm) |
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real pres(ip1jmp1,llm) |
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real qsat(ip1jmp1,llm) |
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real unskap |
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real tnat(ip1jmp1,llm) |
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!cccccccccccccccc |
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LOGICAL first |
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save first |
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data first/.true./ |
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save ucovrea1,vcovrea1,tetarea1,psrea1,qrea1 |
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save ucovrea2,vcovrea2,tetarea2,masserea2,psrea2,qrea2 |
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save alpha_T,alpha_q,alpha_u,alpha_v,alpha_P,itau_test |
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save step_rea,count_no_rea |
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character*10 file |
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integer igrads |
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real dtgrads |
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save igrads,dtgrads |
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data igrads,dtgrads/2,100./ |
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print *,'Call sequence information: guide' |
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!----------------------------------------------------------------------- |
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! calcul de l'humidite saturante |
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!----------------------------------------------------------------------- |
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CALL pression( ip1jmp1, ap, bp, ps, p ) |
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call massdair(p,masse) |
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print*,'OK1' |
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CALL exner_hyb(ps,p,pks,pk,pkf) |
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print*,'OK2' |
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tnat(:,:)=pk(:,:)*teta(:,:)/cpp |
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print*,'OK3' |
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unskap = 1./ kappa |
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pres(:,:)=preff*(pk(:,:)/cpp)**unskap |
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print*,'OK4' |
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qsat = q_sat(tnat, pres) |
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!----------------------------------------------------------------------- |
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!----------------------------------------------------------------------- |
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! initialisations pour la lecture des reanalyses. |
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! alpha determine la part des injections de donnees a chaque etape |
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! alpha=1 signifie pas d'injection |
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! alpha=0 signifie injection totale |
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!----------------------------------------------------------------------- |
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print*,'ONLINE=',online |
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if(online.eq.-1) then |
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return |
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endif |
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if (first) then |
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print*,'initialisation du guide ' |
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call conf_guide |
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print*,'apres conf_guide' |
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file='guide' |
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call inigrads(igrads & |
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,rlonv,180./pi,-180.,180.,rlatu,-90.,90.,180./pi & |
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,presnivs,1. & |
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,dtgrads,file,'dyn_zon ') |
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print* & |
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,'1: en-ligne, 0: hors-ligne (x=x_rea), -1: climat (x=x_gcm)' |
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if(online.eq.-1) return |
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if (online.eq.1) then |
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!ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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! Constantes de temps de rappel en jour |
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! 0.1 c'est en gros 2h30. |
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! 1e10 est une constante infinie donc en gros pas de guidage |
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!ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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! coordonnees du centre du zoom |
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call coordij(clon,clat,ilon,ilat) |
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! aire de la maille au centre du zoom |
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aire_min=aire(ilon+(ilat-1)*iip1) |
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! aire maximale de la maille |
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aire_max=0. |
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do ij=1,ip1jmp1 |
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aire_max=max(aire_max,aire(ij)) |
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enddo |
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! factt = pas de temps en fraction de jour |
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factt=dtvr*iperiod/daysec |
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! subroutine tau2alpha(type,im,jm,factt,taumin,taumax,alpha) |
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call tau2alpha(3,iip1,jjm ,factt,tau_min_v,tau_max_v,alpha_v) |
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call tau2alpha(2,iip1,jjp1,factt,tau_min_u,tau_max_u,alpha_u) |
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call tau2alpha(1,iip1,jjp1,factt,tau_min_T,tau_max_T,alpha_T) |
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call tau2alpha(1,iip1,jjp1,factt,tau_min_P,tau_max_P,alpha_P) |
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call tau2alpha(1,iip1,jjp1,factt,tau_min_q,tau_max_q,alpha_q) |
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call dump2d(iip1,jjp1,aire,'AIRE MAILLe ') |
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call dump2d(iip1,jjp1,alpha_u,'COEFF U ') |
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call dump2d(iip1,jjp1,alpha_T,'COEFF T ') |
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!ccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccccc |
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! Cas ou on force exactement par les variables analysees |
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else |
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alpha_T=0. |
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alpha_u=0. |
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alpha_v=0. |
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alpha_P=0. |
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! physic=.false. |
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endif |
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itau_test=1001 |
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step_rea=1 |
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count_no_rea=0 |
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ncidpl=-99 |
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! itau_test montre si l'importation a deja ete faite au rang itau |
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! lecture d'un fichier netcdf pour determiner le nombre de niveaux |
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if (guide_u) then |
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if (ncidpl.eq.-99) ncidpl=NCOPN('u.nc',NCNOWRIT,rcod) |
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endif |
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! |
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if (guide_v) then |
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if (ncidpl.eq.-99) ncidpl=NCOPN('v.nc',NCNOWRIT,rcod) |
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endif |
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! |
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if (guide_T) then |
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if (ncidpl.eq.-99) ncidpl=NCOPN('T.nc',NCNOWRIT,rcod) |
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endif |
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! |
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if (guide_Q) then |
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if (ncidpl.eq.-99) ncidpl=NCOPN('hur.nc',NCNOWRIT,rcod) |
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endif |
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! |
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if (ncep) then |
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status=NF_INQ_DIMID(ncidpl,'LEVEL',rid) |
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else |
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status=NF_INQ_DIMID(ncidpl,'PRESSURE',rid) |
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endif |
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status=NF_INQ_DIMLEN(ncidpl,rid,nlev) |
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print *,'nlev', nlev |
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call ncclos(ncidpl,rcod) |
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! Lecture du premier etat des reanalyses. |
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call read_reanalyse(1,ps & |
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,ucovrea2,vcovrea2,tetarea2,qrea2,masserea2,psrea2,1,nlev) |
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qrea2(:,:)=max(qrea2(:,:),0.1) |
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!----------------------------------------------------------------------- |
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! Debut de l'integration temporelle: |
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! ---------------------------------- |
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endif ! first |
REAL aire_min, aire_max |
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! |
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!----------------------------------------------------------------------- |
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!----- IMPORTATION DES VENTS,PRESSION ET TEMPERATURE REELS: |
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!----------------------------------------------------------------------- |
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ditau=real(itau) |
CONTAINS |
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DDAY_step=real(day_step) |
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write(*,*)'ditau,dday_step' |
SUBROUTINE guide(itau, ucov, vcov, teta, q, masse, ps) |
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write(*,*)ditau,dday_step |
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toto=4*ditau/dday_step |
! Author: F.Hourdin |
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reste=toto-aint(toto) |
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! write(*,*)'toto,reste',toto,reste |
USE comconst, ONLY: cpp, daysec, dtvr, kappa |
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USE comgeom, ONLY: aire, rlatu, rlonv |
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if (reste.eq.0.) then |
USE conf_gcm_m, ONLY: day_step, iperiod |
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if (itau_test.eq.itau) then |
use conf_guide_m, only: conf_guide, guide_u, guide_v, guide_t, guide_q, & |
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write(*,*)'deuxieme passage de advreel a itau=',itau |
ncep, ini_anal, tau_min_u, tau_max_u, tau_min_v, tau_max_v, & |
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stop |
tau_min_t, tau_max_t, tau_min_q, tau_max_q, tau_min_p, tau_max_p, & |
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else |
online |
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vcovrea1(:,:)=vcovrea2(:,:) |
USE dimens_m, ONLY: iim, jjm, llm |
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ucovrea1(:,:)=ucovrea2(:,:) |
USE disvert_m, ONLY: ap, bp, preff, presnivs |
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tetarea1(:,:)=tetarea2(:,:) |
USE exner_hyb_m, ONLY: exner_hyb |
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qrea1(:,:)=qrea2(:,:) |
USE inigrads_m, ONLY: inigrads |
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use massdair_m, only: massdair |
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print*,'LECTURE REANALYSES, pas ',step_rea & |
use netcdf, only: nf90_nowrite, nf90_open, nf90_close, nf90_inq_dimid, & |
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,'apres ',count_no_rea,' non lectures' |
nf90_inquire_dimension |
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step_rea=step_rea+1 |
use nr_util, only: pi |
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itau_test=itau |
USE paramet_m, ONLY: iip1, ip1jm, ip1jmp1, jjp1, llmp1 |
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call read_reanalyse(step_rea,ps & |
USE q_sat_m, ONLY: q_sat |
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,ucovrea2,vcovrea2,tetarea2,qrea2,masserea2,psrea2,1,nlev) |
use read_reanalyse_m, only: read_reanalyse |
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qrea2(:,:)=max(qrea2(:,:),0.1) |
USE serre, ONLY: clat, clon |
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factt=dtvr*iperiod/daysec |
use tau2alpha_m, only: tau2alpha, dxdys |
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ztau(:)=factt/max(alpha_T(:),1.e-10) |
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call wrgrads(igrads,1,aire ,'aire ','aire ' ) |
INTEGER, INTENT(IN):: itau |
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call wrgrads(igrads,1,dxdys ,'dxdy ','dxdy ' ) |
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call wrgrads(igrads,1,alpha_u,'au ','au ' ) |
! variables dynamiques |
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call wrgrads(igrads,1,alpha_T,'at ','at ' ) |
REAL ucov(ip1jmp1, llm), vcov(ip1jm, llm) ! vents covariants |
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call wrgrads(igrads,1,ztau,'taut ','taut ' ) |
REAL, intent(inout):: teta(iim + 1, jjm + 1, llm) ! température potentielle |
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call wrgrads(igrads,llm,ucov,'u ','u ' ) |
REAL q(iim + 1, jjm + 1, llm) |
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call wrgrads(igrads,llm,ucovrea2,'ua ','ua ' ) |
REAL, intent(out):: masse(ip1jmp1, llm) ! masse d'air |
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call wrgrads(igrads,llm,teta,'T ','T ' ) |
REAL, intent(in):: ps(:, :) ! (iim + 1, jjm + 1) pression au sol |
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call wrgrads(igrads,llm,tetarea2,'Ta ','Ta ' ) |
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call wrgrads(igrads,llm,qrea2,'Qa ','Qa ' ) |
! Local: |
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call wrgrads(igrads,llm,q,'Q ','Q ' ) |
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! variables dynamiques pour les reanalyses. |
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call wrgrads(igrads,llm,qsat,'QSAT ','QSAT ' ) |
REAL, save:: ucovrea1(ip1jmp1, llm), vcovrea1(ip1jm, llm) !vts cov reas |
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REAL, save:: tetarea1(iim + 1, jjm + 1, llm) ! temp pot reales |
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endif |
REAL, save:: qrea1(iim + 1, jjm + 1, llm) ! temp pot reales |
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else |
REAL, save:: ucovrea2(ip1jmp1, llm), vcovrea2(ip1jm, llm) !vts cov reas |
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count_no_rea=count_no_rea+1 |
REAL, save:: tetarea2(iim + 1, jjm + 1, llm) ! temp pot reales |
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endif |
REAL, save:: qrea2(iim + 1, jjm + 1, llm) ! temp pot reales |
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REAL, save:: masserea2(ip1jmp1, llm) ! masse |
| 56 |
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| 57 |
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REAL, save:: alpha_q(iim + 1, jjm + 1) |
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REAL, save:: alpha_t(iim + 1, jjm + 1), alpha_p(ip1jmp1) |
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REAL, save:: alpha_u(ip1jmp1), alpha_v(ip1jm) |
| 60 |
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REAL dday_step, toto, reste |
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real, save:: itau_test |
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INTEGER, save:: step_rea, count_no_rea |
| 63 |
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| 64 |
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INTEGER ilon, ilat |
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REAL factt, ztau(iim + 1, jjm + 1) |
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INTEGER ij, i, j, l |
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INTEGER ncidpl, status |
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INTEGER rcod, rid |
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REAL ditau, tau, a |
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INTEGER, SAVE:: nlev |
| 72 |
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| 73 |
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! TEST SUR QSAT |
| 74 |
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REAL p(iim + 1, jjm + 1, llmp1) |
| 75 |
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real pk(iim + 1, jjm + 1, llm), pks(iim + 1, jjm + 1) |
| 76 |
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REAL pres(iim + 1, jjm + 1, llm) |
| 77 |
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| 78 |
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REAL qsat(iim + 1, jjm + 1, llm) |
| 79 |
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REAL unskap |
| 80 |
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REAL tnat(iim + 1, jjm + 1, llm) |
| 81 |
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| 82 |
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LOGICAL:: first = .TRUE. |
| 83 |
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CHARACTER(len=10) file |
| 84 |
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INTEGER:: igrads = 2 |
| 85 |
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REAL:: dtgrads = 100. |
| 86 |
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| 87 |
!----------------------------------------------------------------------- |
!----------------------------------------------------------------------- |
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! Guidage |
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! x_gcm = a * x_gcm + (1-a) * x_reanalyses |
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!----------------------------------------------------------------------- |
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| 88 |
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| 89 |
if(ini_anal) print*,'ATTENTION !!! ON PART DU GUIDAGE' |
PRINT *, 'Call sequence information: guide' |
| 90 |
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| 91 |
ditau=real(itau) |
! calcul de l'humidite saturante |
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dday_step=real(day_step) |
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| 92 |
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| 93 |
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forall (l = 1: llm + 1) p(:, :, l) = ap(l) + bp(l) * ps |
| 94 |
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CALL massdair(p, masse) |
| 95 |
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CALL exner_hyb(ps, p, pks, pk) |
| 96 |
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tnat = pk * teta / cpp |
| 97 |
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unskap = 1. / kappa |
| 98 |
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pres = preff * (pk / cpp)**unskap |
| 99 |
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qsat = q_sat(tnat, pres) |
| 100 |
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| 101 |
tau=4*ditau/dday_step |
! initialisations pour la lecture des reanalyses. |
| 102 |
tau=tau-aint(tau) |
! alpha determine la part des injections de donnees a chaque etape |
| 103 |
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! alpha=1 signifie pas d'injection |
| 104 |
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! alpha=0 signifie injection totale |
| 105 |
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| 106 |
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IF (online /= - 1) THEN |
| 107 |
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IF (first) THEN |
| 108 |
|
CALL conf_guide |
| 109 |
|
file = 'guide' |
| 110 |
|
CALL inigrads(igrads, rlonv, 180. / pi, -180., 180., rlatu, -90., 90., & |
| 111 |
|
180. / pi, presnivs, 1., dtgrads, file, 'dyn_zon ') |
| 112 |
|
PRINT *, '1: en-ligne, 0: hors-ligne (x=x_rea), -1: climat (x=x_gcm)' |
| 113 |
|
|
| 114 |
|
IF (online==1) THEN |
| 115 |
|
! Constantes de temps de rappel en jour |
| 116 |
|
! 0.1 c'est en gros 2h30. |
| 117 |
|
! 1e10 est une constante infinie donc en gros pas de guidage |
| 118 |
|
|
| 119 |
|
! coordonnees du centre du zoom |
| 120 |
|
CALL coordij(clon, clat, ilon, ilat) |
| 121 |
|
! aire de la maille au centre du zoom |
| 122 |
|
aire_min = aire(ilon+(ilat - 1) * iip1) |
| 123 |
|
! aire maximale de la maille |
| 124 |
|
aire_max = 0. |
| 125 |
|
DO ij = 1, ip1jmp1 |
| 126 |
|
aire_max = max(aire_max, aire(ij)) |
| 127 |
|
END DO |
| 128 |
|
! factt = pas de temps en fraction de jour |
| 129 |
|
factt = dtvr * iperiod / daysec |
| 130 |
|
|
| 131 |
|
CALL tau2alpha(3, iip1, jjm, factt, tau_min_v, tau_max_v, alpha_v) |
| 132 |
|
CALL tau2alpha(2, iip1, jjp1, factt, tau_min_u, tau_max_u, alpha_u) |
| 133 |
|
CALL tau2alpha(1, iip1, jjp1, factt, tau_min_t, tau_max_t, alpha_t) |
| 134 |
|
CALL tau2alpha(1, iip1, jjp1, factt, tau_min_p, tau_max_p, alpha_p) |
| 135 |
|
CALL tau2alpha(1, iip1, jjp1, factt, tau_min_q, tau_max_q, alpha_q) |
| 136 |
|
|
| 137 |
|
CALL dump2d(iip1, jjp1, aire, 'AIRE MAILLe ') |
| 138 |
|
CALL dump2d(iip1, jjp1, alpha_u, 'COEFF U ') |
| 139 |
|
CALL dump2d(iip1, jjp1, alpha_t, 'COEFF T ') |
| 140 |
|
|
| 141 |
|
! Cas ou on force exactement par les variables analysees |
| 142 |
|
ELSE |
| 143 |
|
alpha_t = 0. |
| 144 |
|
alpha_u = 0. |
| 145 |
|
alpha_v = 0. |
| 146 |
|
alpha_p = 0. |
| 147 |
|
! physic=.false. |
| 148 |
|
END IF |
| 149 |
|
|
| 150 |
|
itau_test = 1001 |
| 151 |
|
step_rea = 1 |
| 152 |
|
count_no_rea = 0 |
| 153 |
|
ncidpl = -99 |
| 154 |
|
|
| 155 |
|
! itau_test montre si l'importation a deja ete faite au rang itau |
| 156 |
|
! lecture d'un fichier netcdf pour determiner le nombre de niveaux |
| 157 |
|
if (guide_u) then |
| 158 |
|
if (ncidpl.eq. - 99) rcod=nf90_open('u.nc',Nf90_NOWRITe,ncidpl) |
| 159 |
|
endif |
| 160 |
|
|
| 161 |
! ucov |
if (guide_v) then |
| 162 |
if (guide_u) then |
if (ncidpl.eq. - 99) rcod=nf90_open('v.nc',nf90_nowrite,ncidpl) |
|
do l=1,llm |
|
|
do ij=1,ip1jmp1 |
|
|
a=(1.-tau)*ucovrea1(ij,l)+tau*ucovrea2(ij,l) |
|
|
ucov(ij,l)=(1.-alpha_u(ij))*ucov(ij,l)+alpha_u(ij)*a |
|
|
if (first.and.ini_anal) ucov(ij,l)=a |
|
|
enddo |
|
|
enddo |
|
|
endif |
|
|
|
|
|
! teta |
|
|
if (guide_T) then |
|
|
do l=1,llm |
|
|
do ij=1,ip1jmp1 |
|
|
a=(1.-tau)*tetarea1(ij,l)+tau*tetarea2(ij,l) |
|
|
teta(ij,l)=(1.-alpha_T(ij))*teta(ij,l)+alpha_T(ij)*a |
|
|
if (first.and.ini_anal) teta(ij,l)=a |
|
|
enddo |
|
|
enddo |
|
|
endif |
|
|
|
|
|
! P |
|
|
if (guide_P) then |
|
|
do ij=1,ip1jmp1 |
|
|
a=(1.-tau)*psrea1(ij)+tau*psrea2(ij) |
|
|
ps(ij)=(1.-alpha_P(ij))*ps(ij)+alpha_P(ij)*a |
|
|
if (first.and.ini_anal) ps(ij)=a |
|
|
enddo |
|
|
CALL pression(ip1jmp1,ap,bp,ps,p) |
|
|
CALL massdair(p,masse) |
|
|
endif |
|
|
|
|
|
|
|
|
! q |
|
|
if (guide_Q) then |
|
|
do l=1,llm |
|
|
do ij=1,ip1jmp1 |
|
|
a=(1.-tau)*qrea1(ij,l)+tau*qrea2(ij,l) |
|
|
! hum relative en % -> hum specif |
|
|
a=qsat(ij,l)*a*0.01 |
|
|
q(ij,l)=(1.-alpha_Q(ij))*q(ij,l)+alpha_Q(ij)*a |
|
|
if (first.and.ini_anal) q(ij,l)=a |
|
|
enddo |
|
|
enddo |
|
|
endif |
|
|
|
|
|
! vcov |
|
|
if (guide_v) then |
|
|
do l=1,llm |
|
|
do ij=1,ip1jm |
|
|
a=(1.-tau)*vcovrea1(ij,l)+tau*vcovrea2(ij,l) |
|
|
vcov(ij,l)=(1.-alpha_v(ij))*vcov(ij,l)+alpha_v(ij)*a |
|
|
if (first.and.ini_anal) vcov(ij,l)=a |
|
|
enddo |
|
|
if (first.and.ini_anal) vcov(ij,l)=a |
|
|
enddo |
|
|
endif |
|
|
|
|
|
! call dump2d(iip1,jjp1,tetarea1,'TETA REA 1 ') |
|
|
! call dump2d(iip1,jjp1,tetarea2,'TETA REA 2 ') |
|
|
! call dump2d(iip1,jjp1,teta,'TETA ') |
|
|
|
|
|
first=.false. |
|
|
|
|
|
return |
|
|
end subroutine guide |
|
|
|
|
|
!======================================================================= |
|
|
subroutine tau2alpha(type,pim,pjm,factt,taumin,taumax,alpha) |
|
|
!======================================================================= |
|
|
|
|
|
use dimens_m |
|
|
use paramet_m |
|
|
use comconst, only: pi |
|
|
use comgeom |
|
|
use serre |
|
|
implicit none |
|
|
|
|
|
! arguments : |
|
|
integer type |
|
|
integer pim,pjm |
|
|
real factt,taumin,taumax |
|
|
real dxdy_,alpha(pim,pjm) |
|
|
real dxdy_min,dxdy_max |
|
|
|
|
|
! local : |
|
|
real alphamin,alphamax,gamma,xi |
|
|
save gamma |
|
|
integer i,j,ilon,ilat |
|
|
|
|
|
logical first |
|
|
save first |
|
|
data first/.true./ |
|
|
|
|
|
real zdx(iip1,jjp1),zdy(iip1,jjp1) |
|
|
|
|
|
real zlat |
|
|
real dxdys(iip1,jjp1),dxdyu(iip1,jjp1),dxdyv(iip1,jjm) |
|
|
common/comdxdy/dxdys,dxdyu,dxdyv |
|
|
|
|
|
if (first) then |
|
|
do j=2,jjm |
|
|
do i=2,iip1 |
|
|
zdx(i,j)=0.5*(cu_2d(i-1,j)+cu_2d(i,j))/cos(rlatu(j)) |
|
|
enddo |
|
|
zdx(1,j)=zdx(iip1,j) |
|
|
enddo |
|
|
do j=2,jjm |
|
|
do i=1,iip1 |
|
|
zdy(i,j)=0.5*(cv_2d(i,j-1)+cv_2d(i,j)) |
|
|
enddo |
|
|
enddo |
|
|
do i=1,iip1 |
|
|
zdx(i,1)=zdx(i,2) |
|
|
zdx(i,jjp1)=zdx(i,jjm) |
|
|
zdy(i,1)=zdy(i,2) |
|
|
zdy(i,jjp1)=zdy(i,jjm) |
|
|
enddo |
|
|
do j=1,jjp1 |
|
|
do i=1,iip1 |
|
|
dxdys(i,j)=sqrt(zdx(i,j)*zdx(i,j)+zdy(i,j)*zdy(i,j)) |
|
|
enddo |
|
|
enddo |
|
|
do j=1,jjp1 |
|
|
do i=1,iim |
|
|
dxdyu(i,j)=0.5*(dxdys(i,j)+dxdys(i+1,j)) |
|
|
enddo |
|
|
dxdyu(iip1,j)=dxdyu(1,j) |
|
|
enddo |
|
|
do j=1,jjm |
|
|
do i=1,iip1 |
|
|
dxdyv(i,j)=0.5*(dxdys(i,j)+dxdys(i+1,j)) |
|
|
enddo |
|
|
enddo |
|
|
|
|
|
call dump2d(iip1,jjp1,dxdys,'DX2DY2 SCAL ') |
|
|
call dump2d(iip1,jjp1,dxdyu,'DX2DY2 U ') |
|
|
call dump2d(iip1,jjp1,dxdyv,'DX2DY2 v ') |
|
|
|
|
|
! coordonnees du centre du zoom |
|
|
call coordij(clon,clat,ilon,ilat) |
|
|
! aire de la maille au centre du zoom |
|
|
dxdy_min=dxdys(ilon,ilat) |
|
|
! dxdy maximale de la maille |
|
|
dxdy_max=0. |
|
|
do j=1,jjp1 |
|
|
do i=1,iip1 |
|
|
dxdy_max=max(dxdy_max,dxdys(i,j)) |
|
|
enddo |
|
|
enddo |
|
|
|
|
|
if (abs(grossismx-1.).lt.0.1.or.abs(grossismy-1.).lt.0.1) then |
|
|
print*,'ATTENTION modele peu zoome' |
|
|
print*,'ATTENTION on prend une constante de guidage cste' |
|
|
gamma=0. |
|
|
else |
|
|
gamma=(dxdy_max-2.*dxdy_min)/(dxdy_max-dxdy_min) |
|
|
print*,'gamma=',gamma |
|
|
if (gamma.lt.1.e-5) then |
|
|
print*,'gamma =',gamma,'<1e-5' |
|
|
stop |
|
| 163 |
endif |
endif |
| 164 |
print*,'gamma=',gamma |
|
| 165 |
gamma=log(0.5)/log(gamma) |
if (guide_T) then |
| 166 |
endif |
if (ncidpl.eq. - 99) rcod=nf90_open('T.nc',nf90_nowrite,ncidpl) |
|
endif |
|
|
|
|
|
alphamin=factt/taumax |
|
|
alphamax=factt/taumin |
|
|
|
|
|
do j=1,pjm |
|
|
do i=1,pim |
|
|
if (type.eq.1) then |
|
|
dxdy_=dxdys(i,j) |
|
|
zlat=rlatu(j)*180./pi |
|
|
elseif (type.eq.2) then |
|
|
dxdy_=dxdyu(i,j) |
|
|
zlat=rlatu(j)*180./pi |
|
|
elseif (type.eq.3) then |
|
|
dxdy_=dxdyv(i,j) |
|
|
zlat=rlatv(j)*180./pi |
|
| 167 |
endif |
endif |
| 168 |
if (abs(grossismx-1.).lt.0.1.or.abs(grossismy-1.).lt.0.1) then |
|
| 169 |
! pour une grille reguliere, xi=xxx**0=1 -> alpha=alphamin |
if (guide_Q) then |
| 170 |
alpha(i,j)=alphamin |
if (ncidpl.eq. - 99) rcod=nf90_open('hur.nc',nf90_nowrite, ncidpl) |
|
else |
|
|
xi=((dxdy_max-dxdy_)/(dxdy_max-dxdy_min))**gamma |
|
|
xi=min(xi,1.) |
|
|
if(lat_min_guide.le.zlat .and. zlat.le.lat_max_guide) then |
|
|
alpha(i,j)=xi*alphamin+(1.-xi)*alphamax |
|
|
else |
|
|
alpha(i,j)=0. |
|
|
endif |
|
| 171 |
endif |
endif |
|
enddo |
|
|
enddo |
|
| 172 |
|
|
| 173 |
|
IF (ncep) THEN |
| 174 |
|
status = nf90_inq_dimid(ncidpl, 'LEVEL', rid) |
| 175 |
|
ELSE |
| 176 |
|
status = nf90_inq_dimid(ncidpl, 'PRESSURE', rid) |
| 177 |
|
END IF |
| 178 |
|
status = nf90_inquire_dimension(ncidpl, rid, len=nlev) |
| 179 |
|
PRINT *, 'nlev', nlev |
| 180 |
|
rcod = nf90_close(ncidpl) |
| 181 |
|
! Lecture du premier etat des reanalyses. |
| 182 |
|
CALL read_reanalyse(1, ps, ucovrea2, vcovrea2, tetarea2, qrea2, & |
| 183 |
|
masserea2, nlev) |
| 184 |
|
qrea2 = max(qrea2, 0.1) |
| 185 |
|
|
| 186 |
|
! Debut de l'integration temporelle: |
| 187 |
|
END IF ! first |
| 188 |
|
|
| 189 |
|
! IMPORTATION DES VENTS, PRESSION ET TEMPERATURE REELS: |
| 190 |
|
|
| 191 |
|
ditau = real(itau) |
| 192 |
|
dday_step = real(day_step) |
| 193 |
|
WRITE (*, *) 'ditau, dday_step' |
| 194 |
|
WRITE (*, *) ditau, dday_step |
| 195 |
|
toto = 4 * ditau / dday_step |
| 196 |
|
reste = toto - aint(toto) |
| 197 |
|
|
| 198 |
|
IF (reste==0.) THEN |
| 199 |
|
IF (itau_test==itau) THEN |
| 200 |
|
WRITE (*, *) 'deuxieme passage de advreel a itau=', itau |
| 201 |
|
STOP |
| 202 |
|
ELSE |
| 203 |
|
vcovrea1 = vcovrea2 |
| 204 |
|
ucovrea1 = ucovrea2 |
| 205 |
|
tetarea1 = tetarea2 |
| 206 |
|
qrea1 = qrea2 |
| 207 |
|
|
| 208 |
|
PRINT *, 'LECTURE REANALYSES, pas ', step_rea, 'apres ', & |
| 209 |
|
count_no_rea, ' non lectures' |
| 210 |
|
step_rea = step_rea + 1 |
| 211 |
|
itau_test = itau |
| 212 |
|
CALL read_reanalyse(step_rea, ps, ucovrea2, vcovrea2, tetarea2, & |
| 213 |
|
qrea2, masserea2, nlev) |
| 214 |
|
qrea2 = max(qrea2, 0.1) |
| 215 |
|
factt = dtvr * iperiod / daysec |
| 216 |
|
ztau = factt / max(alpha_t, 1E-10) |
| 217 |
|
CALL wrgrads(igrads, 1, aire, 'aire ', 'aire ') |
| 218 |
|
CALL wrgrads(igrads, 1, dxdys, 'dxdy ', 'dxdy ') |
| 219 |
|
CALL wrgrads(igrads, 1, alpha_u, 'au ', 'au ') |
| 220 |
|
CALL wrgrads(igrads, 1, alpha_t, 'at ', 'at ') |
| 221 |
|
CALL wrgrads(igrads, 1, ztau, 'taut ', 'taut ') |
| 222 |
|
CALL wrgrads(igrads, llm, ucov, 'u ', 'u ') |
| 223 |
|
CALL wrgrads(igrads, llm, ucovrea2, 'ua ', 'ua ') |
| 224 |
|
CALL wrgrads(igrads, llm, teta, 'T ', 'T ') |
| 225 |
|
CALL wrgrads(igrads, llm, tetarea2, 'Ta ', 'Ta ') |
| 226 |
|
CALL wrgrads(igrads, llm, qrea2, 'Qa ', 'Qa ') |
| 227 |
|
CALL wrgrads(igrads, llm, q, 'Q ', 'Q ') |
| 228 |
|
|
| 229 |
|
CALL wrgrads(igrads, llm, qsat, 'QSAT ', 'QSAT ') |
| 230 |
|
|
| 231 |
|
END IF |
| 232 |
|
ELSE |
| 233 |
|
count_no_rea = count_no_rea + 1 |
| 234 |
|
END IF |
| 235 |
|
|
| 236 |
|
! Guidage |
| 237 |
|
! x_gcm = a * x_gcm + (1 - a) * x_reanalyses |
| 238 |
|
|
| 239 |
|
IF (ini_anal) PRINT *, 'ATTENTION !!! ON PART DU GUIDAGE' |
| 240 |
|
|
| 241 |
|
ditau = real(itau) |
| 242 |
|
dday_step = real(day_step) |
| 243 |
|
|
| 244 |
|
tau = 4 * ditau / dday_step |
| 245 |
|
tau = tau - aint(tau) |
| 246 |
|
|
| 247 |
|
! ucov |
| 248 |
|
IF (guide_u) THEN |
| 249 |
|
DO l = 1, llm |
| 250 |
|
DO ij = 1, ip1jmp1 |
| 251 |
|
a = (1. - tau) * ucovrea1(ij, l) + tau * ucovrea2(ij, l) |
| 252 |
|
ucov(ij, l) = (1. - alpha_u(ij)) * ucov(ij, l) + alpha_u(ij) * a |
| 253 |
|
IF (first .AND. ini_anal) ucov(ij, l) = a |
| 254 |
|
END DO |
| 255 |
|
END DO |
| 256 |
|
END IF |
| 257 |
|
|
| 258 |
|
IF (guide_t) THEN |
| 259 |
|
DO l = 1, llm |
| 260 |
|
do j = 1, jjm + 1 |
| 261 |
|
DO i = 1, iim + 1 |
| 262 |
|
a = (1. - tau) * tetarea1(i, j, l) + tau * tetarea2(i, j, l) |
| 263 |
|
teta(i, j, l) = (1. - alpha_t(i, j)) * teta(i, j, l) & |
| 264 |
|
+ alpha_t(i, j) * a |
| 265 |
|
IF (first .AND. ini_anal) teta(i, j, l) = a |
| 266 |
|
END DO |
| 267 |
|
end do |
| 268 |
|
END DO |
| 269 |
|
END IF |
| 270 |
|
|
| 271 |
|
IF (guide_q) THEN |
| 272 |
|
DO l = 1, llm |
| 273 |
|
do j = 1, jjm + 1 |
| 274 |
|
DO i = 1, iim + 1 |
| 275 |
|
a = (1. - tau) * qrea1(i, j, l) + tau * qrea2(i, j, l) |
| 276 |
|
! hum relative en % -> hum specif |
| 277 |
|
a = qsat(i, j, l) * a * 0.01 |
| 278 |
|
q(i, j, l) = (1. - alpha_q(i, j)) * q(i, j, l) & |
| 279 |
|
+ alpha_q(i, j) * a |
| 280 |
|
IF (first .AND. ini_anal) q(i, j, l) = a |
| 281 |
|
END DO |
| 282 |
|
end do |
| 283 |
|
END DO |
| 284 |
|
END IF |
| 285 |
|
|
| 286 |
|
! vcov |
| 287 |
|
IF (guide_v) THEN |
| 288 |
|
DO l = 1, llm |
| 289 |
|
DO ij = 1, ip1jm |
| 290 |
|
a = (1. - tau) * vcovrea1(ij, l) + tau * vcovrea2(ij, l) |
| 291 |
|
vcov(ij, l) = (1. - alpha_v(ij)) * vcov(ij, l) + alpha_v(ij) * a |
| 292 |
|
IF (first .AND. ini_anal) vcov(ij, l) = a |
| 293 |
|
END DO |
| 294 |
|
IF (first .AND. ini_anal) vcov(ij, l) = a |
| 295 |
|
END DO |
| 296 |
|
END IF |
| 297 |
|
|
| 298 |
|
first = .FALSE. |
| 299 |
|
end IF |
| 300 |
|
|
| 301 |
return |
END SUBROUTINE guide |
|
end subroutine tau2alpha |
|
| 302 |
|
|
| 303 |
end module guide_m |
END MODULE guide_m |
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