| 1 |
module bilan_dyn_m |
| 2 |
|
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IMPLICIT NONE |
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|
| 5 |
contains |
| 6 |
|
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SUBROUTINE bilan_dyn(ps, masse, pk, flux_u, flux_v, teta, phi, ucov, vcov, & |
| 8 |
trac, dt_app, dt_cum) |
| 9 |
|
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! From LMDZ4/libf/dyn3d/bilan_dyn.F, version 1.5 2005/03/16 |
| 11 |
! 10:12:17 fairhead |
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|
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! Sous-programme consacré à des diagnostics dynamiques de base |
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! De façon générale, les moyennes des scalaires Q sont pondérées par |
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! la masse. Les flux de masse sont eux simplement moyennés. |
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|
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USE histcom, ONLY: histbeg_totreg, histdef, histend, histvert |
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USE calendar, ONLY: ymds2ju |
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USE histwrite_m, ONLY: histwrite |
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USE dimens_m, ONLY: iim, jjm, llm |
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USE paramet_m, ONLY: iip1, jjp1 |
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USE comconst, ONLY: cpp |
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USE comvert, ONLY: presnivs |
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USE comgeom, ONLY: constang_2d, cu_2d, cv_2d, rlatv |
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USE temps, ONLY: annee_ref, day_ref, itau_dyn |
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USE inigrads_m, ONLY: inigrads |
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USE nr_util, ONLY: pi |
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|
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! Arguments: |
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|
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real, intent(in):: dt_app, dt_cum |
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real ps(iip1, jjp1) |
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real masse(iip1, jjp1, llm), pk(iip1, jjp1, llm) |
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real flux_u(iip1, jjp1, llm) |
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real flux_v(iip1, jjm, llm) |
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real, intent(in):: teta(iip1, jjp1, llm) |
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real phi(iip1, jjp1, llm) |
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real ucov(iip1, jjp1, llm) |
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real vcov(iip1, jjm, llm) |
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real, intent(in):: trac(:, :, :) ! (iim + 1, jjm + 1, llm) |
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|
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! Local: |
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|
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integer, save:: icum, ncum |
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logical:: first = .true. |
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real zz, zqy, zfactv(jjm, llm) |
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|
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integer, parameter:: nQ=7 |
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|
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character(len=6), save:: nom(nQ) |
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character(len=6), save:: unites(nQ) |
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|
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character(len=10) file |
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integer, parameter:: ifile=4 |
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|
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integer itemp, igeop, iecin, iang, iu, iovap, iun |
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integer:: i_sortie = 1 |
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|
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real:: time = 0. |
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integer:: itau = 0 |
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|
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data itemp, igeop, iecin, iang, iu, iovap, iun/1, 2, 3, 4, 5, 6, 7/ |
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|
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real ww |
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|
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! Variables dynamiques intermédiaires |
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REAL vcont(iip1, jjm, llm), ucont(iip1, jjp1, llm) |
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REAL ang(iip1, jjp1, llm), unat(iip1, jjp1, llm) |
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REAL massebx(iip1, jjp1, llm), masseby(iip1, jjm, llm) |
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REAL vorpot(iip1, jjm, llm) |
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REAL w(iip1, jjp1, llm), ecin(iip1, jjp1, llm), convm(iip1, jjp1, llm) |
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REAL bern(iip1, jjp1, llm) |
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|
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! Champ contenant les scalaires advectés |
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real Q(iip1, jjp1, llm, nQ) |
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|
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! Champs cumulés |
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real, save:: ps_cum(iip1, jjp1) |
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real, save:: masse_cum(iip1, jjp1, llm) |
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real, save:: flux_u_cum(iip1, jjp1, llm) |
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real, save:: flux_v_cum(iip1, jjm, llm) |
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real, save:: Q_cum(iip1, jjp1, llm, nQ) |
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real, save:: flux_uQ_cum(iip1, jjp1, llm, nQ) |
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real, save:: flux_vQ_cum(iip1, jjm, llm, nQ) |
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real flux_wQ_cum(iip1, jjp1, llm, nQ) |
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real dQ(iip1, jjp1, llm, nQ) |
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|
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! champs de tansport en moyenne zonale |
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integer itr |
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integer, parameter:: ntr=5 |
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|
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character(len=10), save:: znom(ntr, nQ) |
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character(len=20), save:: znoml(ntr, nQ) |
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character(len=10), save:: zunites(ntr, nQ) |
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|
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integer iave, itot, immc, itrs, istn |
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data iave, itot, immc, itrs, istn/1, 2, 3, 4, 5/ |
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character(len=3) ctrs(ntr) |
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data ctrs/' ', 'TOT', 'MMC', 'TRS', 'STN'/ |
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|
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real zvQ(jjm, llm, ntr, nQ), zvQtmp(jjm, llm) |
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real zavQ(jjm, ntr, nQ), psiQ(jjm, llm+1, nQ) |
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real zmasse(jjm, llm), zamasse(jjm) |
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|
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real zv(jjm, llm), psi(jjm, llm+1) |
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|
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integer i, j, l, iQ |
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|
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! Initialisation du fichier contenant les moyennes zonales. |
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|
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integer, save:: fileid |
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integer thoriid, zvertiid |
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integer ndex3d(jjm*llm) |
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|
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! Variables locales |
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|
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real zjulian |
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character(len=3) str |
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character(len=10) ctrac |
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integer ii, jj |
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integer zan, dayref |
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|
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real rlong(jjm), rlatg(jjm) |
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|
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!----------------------------------------------------------------- |
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|
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!!print *, "Call sequence information: bilan_dyn" |
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|
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! Initialisation |
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|
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time=time+dt_app |
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itau=itau+1 |
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|
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if (first) then |
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icum=0 |
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! initialisation des fichiers |
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first=.false. |
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! ncum est la frequence de stokage en pas de temps |
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ncum=dt_cum/dt_app |
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if (abs(ncum * dt_app - dt_cum) > 1e-5 * dt_app) then |
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print *, 'Problème : le pas de cumul doit être multiple du pas' |
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print *, 'dt_app=', dt_app |
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print *, 'dt_cum=', dt_cum |
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stop 1 |
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endif |
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|
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if (i_sortie == 1) then |
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file='dynzon' |
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call inigrads(ifile , (/0./), 180./pi, 0., 0., rlatv, -90., 90., & |
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180./pi , presnivs, 1. , dt_cum, file, 'dyn_zon ') |
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endif |
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|
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nom(itemp)='T' |
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nom(igeop)='gz' |
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nom(iecin)='K' |
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nom(iang)='ang' |
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nom(iu)='u' |
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nom(iovap)='ovap' |
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nom(iun)='un' |
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|
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unites(itemp)='K' |
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unites(igeop)='m2/s2' |
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unites(iecin)='m2/s2' |
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unites(iang)='ang' |
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unites(iu)='m/s' |
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unites(iovap)='kg/kg' |
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unites(iun)='un' |
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|
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! Initialisation du fichier contenant les moyennes zonales |
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|
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zan = annee_ref |
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dayref = day_ref |
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CALL ymds2ju(zan, 1, dayref, 0.0, zjulian) |
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|
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rlong=0. |
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rlatg=rlatv*180./pi |
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|
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call histbeg_totreg('dynzon', rlong(:1), rlatg, 1, 1, 1, jjm, itau_dyn, & |
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zjulian, dt_cum, thoriid, fileid) |
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|
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! Appel à histvert pour la grille verticale |
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|
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call histvert(fileid, 'presnivs', 'Niveaux sigma', 'mb', llm, presnivs, & |
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zvertiid) |
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|
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! Appels à histdef pour la définition des variables à sauvegarder |
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do iQ=1, nQ |
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do itr=1, ntr |
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if(itr == 1) then |
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znom(itr, iQ)=nom(iQ) |
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znoml(itr, iQ)=nom(iQ) |
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zunites(itr, iQ)=unites(iQ) |
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else |
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znom(itr, iQ)=ctrs(itr)//'v'//nom(iQ) |
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znoml(itr, iQ)='transport : v * '//nom(iQ)//' '//ctrs(itr) |
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zunites(itr, iQ)='m/s * '//unites(iQ) |
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endif |
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enddo |
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enddo |
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|
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! Déclarations des champs avec dimension verticale |
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do iQ=1, nQ |
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do itr=1, ntr |
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call histdef(fileid, znom(itr, iQ), znoml(itr, iQ), & |
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zunites(itr, iQ), 1, jjm, thoriid, llm, 1, llm, zvertiid, & |
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'ave(X)', dt_cum, dt_cum) |
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enddo |
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! Declarations pour les fonctions de courant |
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call histdef(fileid, 'psi'//nom(iQ), 'stream fn. '//znoml(itot, iQ), & |
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zunites(itot, iQ), 1, jjm, thoriid, llm, 1, llm, zvertiid, & |
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'ave(X)', dt_cum, dt_cum) |
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enddo |
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|
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! Declarations pour les champs de transport d'air |
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call histdef(fileid, 'masse', 'masse', & |
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'kg', 1, jjm, thoriid, llm, 1, llm, zvertiid, & |
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'ave(X)', dt_cum, dt_cum) |
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call histdef(fileid, 'v', 'v', & |
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'm/s', 1, jjm, thoriid, llm, 1, llm, zvertiid, & |
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'ave(X)', dt_cum, dt_cum) |
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! Declarations pour les fonctions de courant |
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call histdef(fileid, 'psi', 'stream fn. MMC ', 'mega t/s', & |
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1, jjm, thoriid, llm, 1, llm, zvertiid, & |
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'ave(X)', dt_cum, dt_cum) |
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|
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! Declaration des champs 1D de transport en latitude |
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do iQ=1, nQ |
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do itr=2, ntr |
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call histdef(fileid, 'a'//znom(itr, iQ), znoml(itr, iQ), & |
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zunites(itr, iQ), 1, jjm, thoriid, 1, 1, 1, -99, & |
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'ave(X)', dt_cum, dt_cum) |
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enddo |
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enddo |
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|
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CALL histend(fileid) |
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endif |
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|
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! Calcul des champs dynamiques |
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|
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! Énergie cinétique |
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ucont = 0 |
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CALL covcont(llm, ucov, vcov, ucont, vcont) |
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CALL enercin(vcov, ucov, vcont, ucont, ecin) |
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|
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! moment cinétique |
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do l=1, llm |
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ang(:, :, l)=ucov(:, :, l)+constang_2d |
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unat(:, :, l)=ucont(:, :, l)*cu_2d |
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enddo |
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|
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Q(:, :, :, itemp)=teta*pk/cpp |
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Q(:, :, :, igeop)=phi |
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Q(:, :, :, iecin)=ecin |
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Q(:, :, :, iang)=ang |
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Q(:, :, :, iu)=unat |
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Q(:, :, :, iovap)=trac |
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Q(:, :, :, iun)=1. |
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|
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! Cumul |
| 260 |
|
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if(icum == 0) then |
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ps_cum=0. |
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masse_cum=0. |
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flux_u_cum=0. |
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flux_v_cum=0. |
| 266 |
Q_cum=0. |
| 267 |
flux_vQ_cum=0. |
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flux_uQ_cum=0. |
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endif |
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|
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icum=icum+1 |
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|
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! Accumulation des flux de masse horizontaux |
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ps_cum=ps_cum+ps |
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masse_cum=masse_cum+masse |
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flux_u_cum=flux_u_cum+flux_u |
| 277 |
flux_v_cum=flux_v_cum+flux_v |
| 278 |
do iQ=1, nQ |
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Q_cum(:, :, :, iQ)=Q_cum(:, :, :, iQ)+Q(:, :, :, iQ)*masse |
| 280 |
enddo |
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|
| 282 |
! FLUX ET TENDANCES |
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|
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! Flux longitudinal |
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do iQ=1, nQ |
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do l=1, llm |
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do j=1, jjp1 |
| 288 |
do i=1, iim |
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flux_uQ_cum(i, j, l, iQ)=flux_uQ_cum(i, j, l, iQ) & |
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+flux_u(i, j, l)*0.5*(Q(i, j, l, iQ)+Q(i+1, j, l, iQ)) |
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enddo |
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flux_uQ_cum(iip1, j, l, iQ)=flux_uQ_cum(1, j, l, iQ) |
| 293 |
enddo |
| 294 |
enddo |
| 295 |
enddo |
| 296 |
|
| 297 |
! flux méridien |
| 298 |
do iQ=1, nQ |
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do l=1, llm |
| 300 |
do j=1, jjm |
| 301 |
do i=1, iip1 |
| 302 |
flux_vQ_cum(i, j, l, iQ)=flux_vQ_cum(i, j, l, iQ) & |
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+flux_v(i, j, l)*0.5*(Q(i, j, l, iQ)+Q(i, j+1, l, iQ)) |
| 304 |
enddo |
| 305 |
enddo |
| 306 |
enddo |
| 307 |
enddo |
| 308 |
|
| 309 |
! tendances |
| 310 |
|
| 311 |
! convergence horizontale |
| 312 |
call convflu(flux_uQ_cum, flux_vQ_cum, llm*nQ, dQ) |
| 313 |
|
| 314 |
! calcul de la vitesse verticale |
| 315 |
call convmas(flux_u_cum, flux_v_cum, convm) |
| 316 |
CALL vitvert(convm, w) |
| 317 |
|
| 318 |
do iQ=1, nQ |
| 319 |
do l=1, llm-1 |
| 320 |
do j=1, jjp1 |
| 321 |
do i=1, iip1 |
| 322 |
ww=-0.5*w(i, j, l+1)*(Q(i, j, l, iQ)+Q(i, j, l+1, iQ)) |
| 323 |
dQ(i, j, l , iQ)=dQ(i, j, l , iQ)-ww |
| 324 |
dQ(i, j, l+1, iQ)=dQ(i, j, l+1, iQ)+ww |
| 325 |
enddo |
| 326 |
enddo |
| 327 |
enddo |
| 328 |
enddo |
| 329 |
|
| 330 |
! PAS DE TEMPS D'ECRITURE |
| 331 |
|
| 332 |
writing_step: if (icum == ncum) then |
| 333 |
! Normalisation |
| 334 |
do iQ=1, nQ |
| 335 |
Q_cum(:, :, :, iQ)=Q_cum(:, :, :, iQ)/masse_cum |
| 336 |
enddo |
| 337 |
zz=1./float(ncum) |
| 338 |
ps_cum=ps_cum*zz |
| 339 |
masse_cum=masse_cum*zz |
| 340 |
flux_u_cum=flux_u_cum*zz |
| 341 |
flux_v_cum=flux_v_cum*zz |
| 342 |
flux_uQ_cum=flux_uQ_cum*zz |
| 343 |
flux_vQ_cum=flux_vQ_cum*zz |
| 344 |
dQ=dQ*zz |
| 345 |
|
| 346 |
! A retravailler eventuellement |
| 347 |
! division de dQ par la masse pour revenir aux bonnes grandeurs |
| 348 |
do iQ=1, nQ |
| 349 |
dQ(:, :, :, iQ)=dQ(:, :, :, iQ)/masse_cum |
| 350 |
enddo |
| 351 |
|
| 352 |
! Transport méridien |
| 353 |
|
| 354 |
! cumul zonal des masses des mailles |
| 355 |
|
| 356 |
zv=0. |
| 357 |
zmasse=0. |
| 358 |
call massbar(masse_cum, massebx, masseby) |
| 359 |
do l=1, llm |
| 360 |
do j=1, jjm |
| 361 |
do i=1, iim |
| 362 |
zmasse(j, l)=zmasse(j, l)+masseby(i, j, l) |
| 363 |
zv(j, l)=zv(j, l)+flux_v_cum(i, j, l) |
| 364 |
enddo |
| 365 |
zfactv(j, l)=cv_2d(1, j)/zmasse(j, l) |
| 366 |
enddo |
| 367 |
enddo |
| 368 |
|
| 369 |
! Transport dans le plan latitude-altitude |
| 370 |
|
| 371 |
zvQ=0. |
| 372 |
psiQ=0. |
| 373 |
do iQ=1, nQ |
| 374 |
zvQtmp=0. |
| 375 |
do l=1, llm |
| 376 |
do j=1, jjm |
| 377 |
! Calcul des moyennes zonales du transort total et de zvQtmp |
| 378 |
do i=1, iim |
| 379 |
zvQ(j, l, itot, iQ)=zvQ(j, l, itot, iQ) & |
| 380 |
+flux_vQ_cum(i, j, l, iQ) |
| 381 |
zqy= 0.5*(Q_cum(i, j, l, iQ)*masse_cum(i, j, l)+ & |
| 382 |
Q_cum(i, j+1, l, iQ)*masse_cum(i, j+1, l)) |
| 383 |
zvQtmp(j, l)=zvQtmp(j, l)+flux_v_cum(i, j, l)*zqy & |
| 384 |
/(0.5*(masse_cum(i, j, l)+masse_cum(i, j+1, l))) |
| 385 |
zvQ(j, l, iave, iQ)=zvQ(j, l, iave, iQ)+zqy |
| 386 |
enddo |
| 387 |
! Decomposition |
| 388 |
zvQ(j, l, iave, iQ)=zvQ(j, l, iave, iQ)/zmasse(j, l) |
| 389 |
zvQ(j, l, itot, iQ)=zvQ(j, l, itot, iQ)*zfactv(j, l) |
| 390 |
zvQtmp(j, l)=zvQtmp(j, l)*zfactv(j, l) |
| 391 |
zvQ(j, l, immc, iQ)=zv(j, l)*zvQ(j, l, iave, iQ)*zfactv(j, l) |
| 392 |
zvQ(j, l, itrs, iQ)=zvQ(j, l, itot, iQ)-zvQtmp(j, l) |
| 393 |
zvQ(j, l, istn, iQ)=zvQtmp(j, l)-zvQ(j, l, immc, iQ) |
| 394 |
enddo |
| 395 |
enddo |
| 396 |
! fonction de courant meridienne pour la quantite Q |
| 397 |
do l=llm, 1, -1 |
| 398 |
do j=1, jjm |
| 399 |
psiQ(j, l, iQ)=psiQ(j, l+1, iQ)+zvQ(j, l, itot, iQ) |
| 400 |
enddo |
| 401 |
enddo |
| 402 |
enddo |
| 403 |
|
| 404 |
! fonction de courant pour la circulation meridienne moyenne |
| 405 |
psi=0. |
| 406 |
do l=llm, 1, -1 |
| 407 |
do j=1, jjm |
| 408 |
psi(j, l)=psi(j, l+1)+zv(j, l) |
| 409 |
zv(j, l)=zv(j, l)*zfactv(j, l) |
| 410 |
enddo |
| 411 |
enddo |
| 412 |
|
| 413 |
! sorties proprement dites |
| 414 |
if (i_sortie == 1) then |
| 415 |
do iQ=1, nQ |
| 416 |
do itr=1, ntr |
| 417 |
call histwrite(fileid, znom(itr, iQ), itau, zvQ(:, :, itr, iQ)) |
| 418 |
enddo |
| 419 |
call histwrite(fileid, 'psi'//nom(iQ), itau, psiQ(:, 1:llm, iQ)) |
| 420 |
enddo |
| 421 |
|
| 422 |
call histwrite(fileid, 'masse', itau, zmasse) |
| 423 |
call histwrite(fileid, 'v', itau, zv) |
| 424 |
psi=psi*1.e-9 |
| 425 |
call histwrite(fileid, 'psi', itau, psi(:, 1:llm)) |
| 426 |
endif |
| 427 |
|
| 428 |
! Moyenne verticale |
| 429 |
|
| 430 |
zamasse=0. |
| 431 |
do l=1, llm |
| 432 |
zamasse(:)=zamasse(:)+zmasse(:, l) |
| 433 |
enddo |
| 434 |
zavQ=0. |
| 435 |
do iQ=1, nQ |
| 436 |
do itr=2, ntr |
| 437 |
do l=1, llm |
| 438 |
zavQ(:, itr, iQ) = zavQ(:, itr, iQ) & |
| 439 |
+ zvQ(:, l, itr, iQ) * zmasse(:, l) |
| 440 |
enddo |
| 441 |
zavQ(:, itr, iQ)=zavQ(:, itr, iQ)/zamasse(:) |
| 442 |
call histwrite(fileid, 'a'//znom(itr, iQ), itau, zavQ(:, itr, iQ)) |
| 443 |
enddo |
| 444 |
enddo |
| 445 |
|
| 446 |
! on doit pouvoir tracer systematiquement la fonction de courant. |
| 447 |
icum=0 |
| 448 |
endif writing_step |
| 449 |
|
| 450 |
end SUBROUTINE bilan_dyn |
| 451 |
|
| 452 |
end module bilan_dyn_m |
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