! $Id: phyetat0.F90 2940 2017-07-10 06:11:42Z acozic $ SUBROUTINE phyetat0 (fichnom, clesphy0, tabcntr0) USE dimphy, only: klon, zmasq, klev USE iophy, ONLY : init_iophy_new USE ocean_cpl_mod, ONLY : ocean_cpl_init USE fonte_neige_mod, ONLY : fonte_neige_init USE pbl_surface_mod, ONLY : pbl_surface_init USE surface_data, ONLY : type_ocean, version_ocean USE phys_state_var_mod, ONLY : ancien_ok, clwcon, detr_therm, dtime, & qsol, fevap, z0m, z0h, agesno, & du_gwd_rando, du_gwd_front, entr_therm, f0, fm_therm, & falb_dir, falb_dif, prw_ancien, prlw_ancien, prsw_ancien, & ftsol, pbl_tke, pctsrf, q_ancien, ql_ancien, qs_ancien, radpas, radsol, rain_fall, ratqs, & rnebcon, rugoro, sig1, snow_fall, solaire_etat0, sollw, sollwdown, & solsw, t_ancien, u_ancien, v_ancien, w01, wake_cstar, wake_deltaq, & wake_deltat, wake_delta_pbl_TKE, delta_tsurf, wake_fip, wake_pe, & wake_s, wake_dens, zgam, zmax0, zmea, zpic, zsig, & zstd, zthe, zval, ale_bl, ale_bl_trig, alp_bl, u10m, v10m, treedrg !FC USE geometry_mod, ONLY : longitude_deg, latitude_deg USE iostart, ONLY : close_startphy, get_field, get_var, open_startphy USE infotrac_phy, only: nbtr, nqo, type_trac, tname, niadv USE traclmdz_mod, ONLY : traclmdz_from_restart USE carbon_cycle_mod, ONLY : carbon_cycle_tr, carbon_cycle_cpl, co2_send USE indice_sol_mod, only: nbsrf, is_ter, epsfra, is_lic, is_oce, is_sic USE ocean_slab_mod, ONLY: nslay, tslab, seaice, tice, ocean_slab_init USE time_phylmdz_mod, ONLY: init_iteration, pdtphys, itau_phy IMPLICIT none !====================================================================== ! Auteur(s) Z.X. Li (LMD/CNRS) date: 19930818 ! Objet: Lecture de l'etat initial pour la physique !====================================================================== include "netcdf.inc" include "dimsoil.h" include "clesphys.h" include "thermcell.h" include "compbl.h" include "YOMCST.h" !====================================================================== CHARACTER*(*) fichnom ! les variables globales lues dans le fichier restart REAL tsoil(klon, nsoilmx, nbsrf) REAL qsurf(klon, nbsrf) REAL snow(klon, nbsrf) real fder(klon) REAL run_off_lic_0(klon) REAL fractint(klon) REAL trs(klon, nbtr) REAL zts(klon) ! pour drag arbres FC REAL drg_ter(klon,klev) CHARACTER*6 ocean_in LOGICAL ok_veget_in INTEGER longcles PARAMETER ( longcles = 20 ) REAL clesphy0( longcles ) REAL xmin, xmax INTEGER nid, nvarid INTEGER ierr, i, nsrf, isoil , k INTEGER length PARAMETER (length=100) INTEGER it, iiq, isw REAL tab_cntrl(length), tabcntr0(length) CHARACTER*7 str7 CHARACTER*2 str2 LOGICAL :: found,phyetat0_get,phyetat0_srf REAL :: lon_startphy(klon), lat_startphy(klon) ! FH1D ! real iolat(jjm+1) !real iolat(jjm+1-1/(iim*jjm)) ! Ouvrir le fichier contenant l'etat initial: CALL open_startphy(fichnom) ! Lecture des parametres de controle: CALL get_var("controle", tab_cntrl) !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! ! FH 2008/05/09 On elimine toutes les clefs physiques dans la dynamique ! Les constantes de la physiques sont lues dans la physique seulement. ! Les egalites du type ! tab_cntrl( 5 )=clesphy0(1) ! sont remplacees par ! clesphy0(1)=tab_cntrl( 5 ) ! On inverse aussi la logique. ! On remplit les tab_cntrl avec les parametres lus dans les .def !!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!! DO i = 1, length tabcntr0( i ) = tab_cntrl( i ) ENDDO tab_cntrl(1)=pdtphys tab_cntrl(2)=radpas ! co2_ppm : value from the previous time step IF (carbon_cycle_tr .OR. carbon_cycle_cpl) THEN co2_ppm = tab_cntrl(3) RCO2 = co2_ppm * 1.0e-06 * 44.011/28.97 ! ELSE : keep value from .def END IF ! co2_ppm0 : initial value of atmospheric CO2 (from create_etat0_limit.e .def) co2_ppm0 = tab_cntrl(16) solaire_etat0 = tab_cntrl(4) tab_cntrl(5)=iflag_con tab_cntrl(6)=nbapp_rad if (cycle_diurne) tab_cntrl( 7) =1. if (soil_model) tab_cntrl( 8) =1. if (new_oliq) tab_cntrl( 9) =1. if (ok_orodr) tab_cntrl(10) =1. if (ok_orolf) tab_cntrl(11) =1. if (ok_limitvrai) tab_cntrl(12) =1. itau_phy = tab_cntrl(15) clesphy0(1)=tab_cntrl( 5 ) clesphy0(2)=tab_cntrl( 6 ) clesphy0(3)=tab_cntrl( 7 ) clesphy0(4)=tab_cntrl( 8 ) clesphy0(5)=tab_cntrl( 9 ) clesphy0(6)=tab_cntrl( 10 ) clesphy0(7)=tab_cntrl( 11 ) clesphy0(8)=tab_cntrl( 12 ) ! set time iteration CALL init_iteration(itau_phy) ! read latitudes and make a sanity check (because already known from dyn) CALL get_field("latitude",lat_startphy) DO i=1,klon IF (ABS(lat_startphy(i)-latitude_deg(i))>=1) THEN WRITE(*,*) "phyetat0: Error! Latitude discrepancy wrt startphy file:",& " i=",i," lat_startphy(i)=",lat_startphy(i),& " latitude_deg(i)=",latitude_deg(i) ! This is presumably serious enough to abort run CALL abort_physic("phyetat0","discrepancy in latitudes!",1) ENDIF IF (ABS(lat_startphy(i)-latitude_deg(i))>=0.0001) THEN WRITE(*,*) "phyetat0: Warning! Latitude discrepancy wrt startphy file:",& " i=",i," lat_startphy(i)=",lat_startphy(i),& " latitude_deg(i)=",latitude_deg(i) ENDIF ENDDO ! read longitudes and make a sanity check (because already known from dyn) CALL get_field("longitude",lon_startphy) DO i=1,klon IF (ABS(lon_startphy(i)-longitude_deg(i))>=1) THEN WRITE(*,*) "phyetat0: Error! Longitude discrepancy wrt startphy file:",& " i=",i," lon_startphy(i)=",lon_startphy(i),& " longitude_deg(i)=",longitude_deg(i) ! This is presumably serious enough to abort run CALL abort_physic("phyetat0","discrepancy in longitudes!",1) ENDIF IF (ABS(lon_startphy(i)-longitude_deg(i))>=0.0001) THEN WRITE(*,*) "phyetat0: Warning! Longitude discrepancy wrt startphy file:",& " i=",i," lon_startphy(i)=",lon_startphy(i),& " longitude_deg(i)=",longitude_deg(i) ENDIF ENDDO ! Lecture du masque terre mer CALL get_field("masque", zmasq, found) IF (.NOT. found) THEN PRINT*, 'phyetat0: Le champ est absent' PRINT *, 'fichier startphy non compatible avec phyetat0' ENDIF ! Lecture des fractions pour chaque sous-surface ! initialisation des sous-surfaces pctsrf = 0. ! fraction de terre CALL get_field("FTER", pctsrf(:, is_ter), found) IF (.NOT. found) PRINT*, 'phyetat0: Le champ est absent' ! fraction de glace de terre CALL get_field("FLIC", pctsrf(:, is_lic), found) IF (.NOT. found) PRINT*, 'phyetat0: Le champ est absent' ! fraction d'ocean CALL get_field("FOCE", pctsrf(:, is_oce), found) IF (.NOT. found) PRINT*, 'phyetat0: Le champ est absent' ! fraction glace de mer CALL get_field("FSIC", pctsrf(:, is_sic), found) IF (.NOT. found) PRINT*, 'phyetat0: Le champ est absent' ! Verification de l'adequation entre le masque et les sous-surfaces fractint( 1 : klon) = pctsrf(1 : klon, is_ter) & + pctsrf(1 : klon, is_lic) DO i = 1 , klon IF ( abs(fractint(i) - zmasq(i) ) .GT. EPSFRA ) THEN WRITE(*, *) 'phyetat0: attention fraction terre pas ', & 'coherente ', i, zmasq(i), pctsrf(i, is_ter) & , pctsrf(i, is_lic) WRITE(*, *) 'Je force la coherence zmasq=fractint' zmasq(i) = fractint(i) ENDIF END DO fractint (1 : klon) = pctsrf(1 : klon, is_oce) & + pctsrf(1 : klon, is_sic) DO i = 1 , klon IF ( abs( fractint(i) - (1. - zmasq(i))) .GT. EPSFRA ) THEN WRITE(*, *) 'phyetat0 attention fraction ocean pas ', & 'coherente ', i, zmasq(i) , pctsrf(i, is_oce) & , pctsrf(i, is_sic) WRITE(*, *) 'Je force la coherence zmasq=1.-fractint' zmasq(i) = 1. - fractint(i) ENDIF END DO !=================================================================== ! Lecture des temperatures du sol: !=================================================================== found=phyetat0_get(1,ftsol(:,1),"TS","Surface temperature",283.) IF (found) THEN DO nsrf=2,nbsrf ftsol(:,nsrf)=ftsol(:,1) ENDDO ELSE found=phyetat0_srf(1,ftsol,"TS","Surface temperature",283.) ENDIF !=================================================================== ! Lecture des albedo difus et direct !=================================================================== DO nsrf = 1, nbsrf DO isw=1, nsw IF (isw.GT.99) THEN PRINT*, "Trop de bandes SW" call abort_physic("phyetat0", "", 1) ENDIF WRITE(str2, '(i2.2)') isw found=phyetat0_srf(1,falb_dir(:, isw,:),"A_dir_SW"//str2//"srf","Direct Albedo",0.2) found=phyetat0_srf(1,falb_dif(:, isw,:),"A_dif_SW"//str2//"srf","Direct Albedo",0.2) ENDDO ENDDO found=phyetat0_srf(1,u10m,"U10M","u a 10m",0.) found=phyetat0_srf(1,v10m,"V10M","v a 10m",0.) !=================================================================== ! Lecture des temperatures du sol profond: !=================================================================== DO isoil=1, nsoilmx IF (isoil.GT.99) THEN PRINT*, "Trop de couches " call abort_physic("phyetat0", "", 1) ENDIF WRITE(str2,'(i2.2)') isoil found=phyetat0_srf(1,tsoil(:, isoil,:),"Tsoil"//str2//"srf","Temp soil",0.) IF (.NOT. found) THEN PRINT*, "phyetat0: Le champ est absent" PRINT*, " Il prend donc la valeur de surface" tsoil(:, isoil, :)=ftsol(:, :) ENDIF ENDDO !======================================================================= ! Lecture precipitation/evaporation !======================================================================= found=phyetat0_srf(1,qsurf,"QS","Near surface hmidity",0.) found=phyetat0_get(1,qsol,"QSOL","Surface hmidity / bucket",0.) found=phyetat0_srf(1,snow,"SNOW","Surface snow",0.) found=phyetat0_srf(1,fevap,"EVAP","evaporation",0.) found=phyetat0_get(1,snow_fall,"snow_f","snow fall",0.) found=phyetat0_get(1,rain_fall,"rain_f","rain fall",0.) !======================================================================= ! Radiation !======================================================================= found=phyetat0_get(1,solsw,"solsw","net SW radiation surf",0.) found=phyetat0_get(1,sollw,"sollw","net LW radiation surf",0.) found=phyetat0_get(1,sollwdown,"sollwdown","down LW radiation surf",0.) IF (.NOT. found) THEN sollwdown = 0. ; zts=0. do nsrf=1,nbsrf zts(:)=zts(:)+ftsol(:,nsrf)*pctsrf(:,nsrf) enddo sollwdown(:)=sollw(:)+RSIGMA*zts(:)**4 ENDIF found=phyetat0_get(1,radsol,"RADS","Solar radiation",0.) found=phyetat0_get(1,fder,"fder","Flux derivative",0.) ! Lecture de la longueur de rugosite found=phyetat0_srf(1,z0m,"RUG","Z0m ancien",0.001) IF (found) THEN z0h(:,1:nbsrf)=z0m(:,1:nbsrf) ELSE found=phyetat0_srf(1,z0m,"Z0m","Roughness length, momentum ",0.001) found=phyetat0_srf(1,z0h,"Z0h","Roughness length, enthalpy ",0.001) ENDIF !FC IF (ifl_pbltree>0) then !CALL get_field("FTER", pctsrf(:, is_ter), found) treedrg(:,1:klev,1:nbsrf)= 0.0 CALL get_field("treedrg_ter", drg_ter(:,:), found) ! found=phyetat0_srf(1,treedrg,"treedrg","drag from vegetation" , 0.) !lecture du profile de freinage des arbres IF (.not. found ) then treedrg(:,1:klev,1:nbsrf)= 0.0 else treedrg(:,1:klev,is_ter)= drg_ter(:,:) ! found=phyetat0_srf(klev,treedrg,"treedrg","freinage arbres",0.) ENDIF endif ! Lecture de l'age de la neige: found=phyetat0_srf(1,agesno,"AGESNO","SNOW AGE",0.001) ancien_ok=.true. ancien_ok=ancien_ok.AND.phyetat0_get(klev,t_ancien,"TANCIEN","TANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(klev,q_ancien,"QANCIEN","QANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(klev,ql_ancien,"QLANCIEN","QLANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(klev,qs_ancien,"QSANCIEN","QSANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(klev,u_ancien,"UANCIEN","UANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(klev,v_ancien,"VANCIEN","VANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(1,prw_ancien,"PRWANCIEN","PRWANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(1,prlw_ancien,"PRLWANCIEN","PRLWANCIEN",0.) ancien_ok=ancien_ok.AND.phyetat0_get(1,prsw_ancien,"PRSWANCIEN","PRSWANCIEN",0.) ! Ehouarn: addtional tests to check if t_ancien, q_ancien contain ! dummy values (as is the case when generated by ce0l, ! or by iniaqua) if ( (maxval(q_ancien).eq.minval(q_ancien)) .or. & (maxval(ql_ancien).eq.minval(ql_ancien)) .or. & (maxval(qs_ancien).eq.minval(qs_ancien)) .or. & (maxval(prw_ancien).eq.minval(prw_ancien)) .or. & (maxval(prlw_ancien).eq.minval(prlw_ancien)) .or. & (maxval(prsw_ancien).eq.minval(prsw_ancien)) .or. & (maxval(t_ancien).eq.minval(t_ancien)) ) then ancien_ok=.false. endif found=phyetat0_get(klev,clwcon,"CLWCON","CLWCON",0.) found=phyetat0_get(klev,rnebcon,"RNEBCON","RNEBCON",0.) found=phyetat0_get(klev,ratqs,"RATQS","RATQS",0.) found=phyetat0_get(1,run_off_lic_0,"RUNOFFLIC0","RUNOFFLIC0",0.) !================================== ! TKE !================================== ! IF (iflag_pbl>1) then found=phyetat0_srf(klev+1,pbl_tke,"TKE","Turb. Kinetic. Energ. ",1.e-8) ENDIF IF (iflag_pbl>1 .AND. iflag_wake>=1 .AND. iflag_pbl_split >=1 ) then found=phyetat0_srf(klev+1,wake_delta_pbl_tke,"DELTATKE","Del TKE wk/env",0.) found=phyetat0_srf(1,delta_tsurf,"DELTA_TSURF","Delta Ts wk/env ",0.) ENDIF !(iflag_pbl>1 .AND. iflag_wake>=1 .AND. iflag_pbl_split >=1 ) !================================== ! thermiques, poches, convection !================================== ! Emanuel found=phyetat0_get(klev,sig1,"sig1","sig1",0.) found=phyetat0_get(klev,w01,"w01","w01",0.) ! Wake found=phyetat0_get(klev,wake_deltat,"WAKE_DELTAT","Delta T wake/env",0.) found=phyetat0_get(klev,wake_deltaq,"WAKE_DELTAQ","Delta hum. wake/env",0.) found=phyetat0_get(1,wake_s,"WAKE_S","Wake frac. area",0.) found=phyetat0_get(1,wake_dens,"WAKE_DENS","Wake num. /unit area",0.) found=phyetat0_get(1,wake_cstar,"WAKE_CSTAR","WAKE_CSTAR",0.) found=phyetat0_get(1,wake_pe,"WAKE_PE","WAKE_PE",0.) found=phyetat0_get(1,wake_fip,"WAKE_FIP","WAKE_FIP",0.) ! Thermiques found=phyetat0_get(1,zmax0,"ZMAX0","ZMAX0",40.) found=phyetat0_get(1,f0,"F0","F0",1.e-5) found=phyetat0_get(klev+1,fm_therm,"FM_THERM","Thermals mass flux",0.) found=phyetat0_get(klev,entr_therm,"ENTR_THERM","Thermals Entrain.",0.) found=phyetat0_get(klev,detr_therm,"DETR_THERM","Thermals Detrain.",0.) ! ALE/ALP found=phyetat0_get(1,ale_bl,"ALE_BL","ALE BL",0.) found=phyetat0_get(1,ale_bl_trig,"ALE_BL_TRIG","ALE BL_TRIG",0.) found=phyetat0_get(1,alp_bl,"ALP_BL","ALP BL",0.) !=========================================== ! Read and send field trs to traclmdz !=========================================== IF (type_trac == 'lmdz') THEN DO it=1, nbtr !! iiq=niadv(it+2) ! jyg iiq=niadv(it+nqo) ! jyg found=phyetat0_get(1,trs(:,it),"trs_"//tname(iiq), & "Surf trac"//tname(iiq),0.) END DO CALL traclmdz_from_restart(trs) IF (carbon_cycle_cpl) THEN ALLOCATE(co2_send(klon), stat=ierr) IF (ierr /= 0) CALL abort_physic('phyetat0', 'pb allocation co2_send', 1) found=phyetat0_get(1,co2_send,"co2_send","co2 send",0.) END IF END IF !=========================================== ! ondes de gravite / relief !=========================================== ! ondes de gravite non orographiques if (ok_gwd_rando) found = & phyetat0_get(klev,du_gwd_rando,"du_gwd_rando","du_gwd_rando",0.) IF (.not. ok_hines .and. ok_gwd_rando) found & = phyetat0_get(klev,du_gwd_front,"du_gwd_front","du_gwd_front",0.) ! prise en compte du relief sous-maille found=phyetat0_get(1,zmea,"ZMEA","sub grid orography",0.) found=phyetat0_get(1,zstd,"ZSTD","sub grid orography",0.) found=phyetat0_get(1,zsig,"ZSIG","sub grid orography",0.) found=phyetat0_get(1,zgam,"ZGAM","sub grid orography",0.) found=phyetat0_get(1,zthe,"ZTHE","sub grid orography",0.) found=phyetat0_get(1,zpic,"ZPIC","sub grid orography",0.) found=phyetat0_get(1,zval,"ZVAL","sub grid orography",0.) found=phyetat0_get(1,zmea,"ZMEA","sub grid orography",0.) found=phyetat0_get(1,rugoro,"RUGSREL","sub grid orography",0.) !=========================================== ! Initialize ocean !=========================================== IF ( type_ocean == 'slab' ) THEN CALL ocean_slab_init(dtime, pctsrf) IF (nslay.EQ.1) THEN found=phyetat0_get(1,tslab,"tslab01","tslab",0.) IF (.NOT. found) THEN found=phyetat0_get(1,tslab,"tslab","tslab",0.) END IF ELSE DO i=1,nslay WRITE(str2,'(i2.2)') i found=phyetat0_get(1,tslab(:,i),"tslab"//str2,"tslab",0.) END DO END IF IF (.NOT. found) THEN PRINT*, "phyetat0: Le champ est absent" PRINT*, "Initialisation a tsol_oce" DO i=1,nslay tslab(:,i)=MAX(ftsol(:,is_oce),271.35) END DO END IF ! Sea ice variables IF (version_ocean == 'sicINT') THEN found=phyetat0_get(1,tice,"slab_tice","slab_tice",0.) IF (.NOT. found) THEN PRINT*, "phyetat0: Le champ est absent" PRINT*, "Initialisation a tsol_sic" tice(:)=ftsol(:,is_sic) END IF found=phyetat0_get(1,seaice,"seaice","seaice",0.) IF (.NOT. found) THEN PRINT*, "phyetat0: Le champ est absent" PRINT*, "Initialisation a 0/1m suivant fraction glace" seaice(:)=0. WHERE (pctsrf(:,is_sic).GT.EPSFRA) seaice=917. END WHERE END IF END IF !sea ice INT END IF ! Slab ! on ferme le fichier CALL close_startphy ! Initialize module pbl_surface_mod CALL pbl_surface_init(fder, snow, qsurf, tsoil) ! Initialize module ocean_cpl_mod for the case of coupled ocean IF ( type_ocean == 'couple' ) THEN CALL ocean_cpl_init(dtime, longitude_deg, latitude_deg) ENDIF CALL init_iophy_new(latitude_deg, longitude_deg) ! Initilialize module fonte_neige_mod CALL fonte_neige_init(run_off_lic_0) END SUBROUTINE phyetat0 !=================================================================== FUNCTION phyetat0_get(nlev,field,name,descr,default) !=================================================================== ! Lecture d'un champ avec contrôle ! Function logique dont le resultat indique si la lecture ! s'est bien passée ! On donne une valeur par defaut dans le cas contraire !=================================================================== USE iostart, ONLY : get_field USE dimphy, only: klon USE print_control_mod, ONLY: lunout IMPLICIT NONE LOGICAL phyetat0_get ! arguments INTEGER,INTENT(IN) :: nlev CHARACTER*(*),INTENT(IN) :: name,descr REAL,INTENT(IN) :: default REAL,DIMENSION(klon,nlev),INTENT(INOUT) :: field ! Local variables LOGICAL found CALL get_field(name, field, found) IF (.NOT. found) THEN WRITE(lunout,*) "phyetat0: Le champ <",name,"> est absent" WRITE(lunout,*) "Depart legerement fausse. Mais je continue" field(:,:)=default ENDIF WRITE(lunout,*) name, descr, MINval(field),MAXval(field) phyetat0_get=found RETURN END FUNCTION phyetat0_get !================================================================ FUNCTION phyetat0_srf(nlev,field,name,descr,default) !=================================================================== ! Lecture d'un champ par sous-surface avec contrôle ! Function logique dont le resultat indique si la lecture ! s'est bien passée ! On donne une valeur par defaut dans le cas contraire !=================================================================== USE iostart, ONLY : get_field USE dimphy, only: klon USE indice_sol_mod, only: nbsrf USE print_control_mod, ONLY: lunout IMPLICIT NONE LOGICAL phyetat0_srf ! arguments INTEGER,INTENT(IN) :: nlev CHARACTER*(*),INTENT(IN) :: name,descr REAL,INTENT(IN) :: default REAL,DIMENSION(klon,nlev,nbsrf),INTENT(INOUT) :: field ! Local variables LOGICAL found,phyetat0_get INTEGER nsrf CHARACTER*2 str2 IF (nbsrf.GT.99) THEN WRITE(lunout,*) "Trop de sous-mailles" call abort_physic("phyetat0", "", 1) ENDIF DO nsrf = 1, nbsrf WRITE(str2, '(i2.2)') nsrf found= phyetat0_get(nlev,field(:,:, nsrf), & name//str2,descr//" srf:"//str2,default) ENDDO phyetat0_srf=found RETURN END FUNCTION phyetat0_srf