| 1 | ! $Id: physiq.F 1565 2011-08-31 12:53:29Z jghattas $ |
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| 2 | MODULE physiq_mod |
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| 3 | USE dimphy, only : klon,klev |
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| 4 | |
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| 5 | IMPLICIT NONE |
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| 6 | PRIVATE |
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| 7 | SAVE |
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| 8 | |
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| 9 | REAL, PARAMETER :: oneday = 86400. ! hard-coded |
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| 10 | |
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| 11 | INTEGER :: itau=0 ! counter to count number of calls to physics |
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| 12 | !$OMP THREADPRIVATE(itau) |
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| 13 | INTEGER :: nid_hist ! NetCDF ID of output file |
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| 14 | !$OMP THREADPRIVATE(nid_hist) |
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| 15 | |
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| 16 | INTEGER :: iwrite_phys ! output every iwrite_phys physics step |
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| 17 | |
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| 18 | PUBLIC :: physiq |
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| 19 | |
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| 20 | CONTAINS |
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| 21 | |
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| 22 | SUBROUTINE physiq (nlon,nlev, & |
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| 23 | & debut,lafin,pdtphys, & |
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| 24 | & paprs,pplay,pphi,pphis,presnivs, & |
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| 25 | & u,v,t,qx, & |
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| 26 | & flxmass_w, & |
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| 27 | & d_u, d_v, d_t, d_qx, d_ps) |
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| 28 | |
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| 29 | USE infotrac_phy, only : nqtot |
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| 30 | USE iophys, ONLY : iophys_ini |
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| 31 | USE phyparam_mod, ONLY : phyparam |
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| 32 | ! |
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| 33 | ! Routine argument: |
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| 34 | ! |
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| 35 | integer,intent(in) :: nlon ! number of atmospheric colums |
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| 36 | integer,intent(in) :: nlev ! number of vertical levels (should be =klev) |
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| 37 | logical,intent(in) :: debut ! signals first call to physics |
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| 38 | logical,intent(in) :: lafin ! signals last call to physics |
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| 39 | real,intent(in) :: pdtphys ! physics time step (s) |
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| 40 | real,intent(in) :: paprs(klon,klev+1) ! interlayer pressure (Pa) |
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| 41 | real,intent(in) :: pplay(klon,klev) ! mid-layer pressure (Pa) |
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| 42 | real,intent(in) :: pphi(klon,klev) ! geopotential at mid-layer |
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| 43 | real,intent(in) :: pphis(klon) ! surface geopotential |
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| 44 | real,intent(in) :: presnivs(klev) ! pseudo-pressure (Pa) of mid-layers |
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| 45 | real,intent(in) :: u(klon,klev) ! eastward zonal wind (m/s) |
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| 46 | real,intent(in) :: v(klon,klev) ! northward meridional wind (m/s) |
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| 47 | real,intent(in) :: t(klon,klev) ! temperature (K) |
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| 48 | real,intent(in) :: qx(klon,klev,nqtot) ! tracers (.../kg_air) |
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| 49 | real,intent(in) :: flxmass_w(klon,klev) ! vertical mass flux |
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| 50 | real,intent(out) :: d_u(klon,klev) ! physics tendency on u (m/s/s) |
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| 51 | real,intent(out) :: d_v(klon,klev) ! physics tendency on v (m/s/s) |
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| 52 | real,intent(out) :: d_t(klon,klev) ! physics tendency on t (K/s) |
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| 53 | real,intent(out) :: d_qx(klon,klev,nqtot) ! physics tendency on tracers |
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| 54 | real,intent(out) :: d_ps(klon) ! physics tendency on surface pressure |
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| 55 | |
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| 56 | logical, save :: first=.true. |
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| 57 | !$OMP THREADPRIVATE(first) |
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| 58 | |
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| 59 | ! For I/Os |
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| 60 | REAL,SAVE :: rjourvrai=0. |
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| 61 | REAL,SAVE :: gmtime=0. |
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| 62 | !$OMP THREADPRIVATE(rjourvrai,gmtime) |
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| 63 | |
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| 64 | ! initializations |
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| 65 | if (debut) CALL init_physiq_mod(pdtphys, presnivs) ! Things to do only for the first call to physics |
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| 66 | |
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| 67 | ! increment local time counter itau |
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| 68 | itau=itau+1 |
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| 69 | gmtime=gmtime+pdtphys/oneday |
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| 70 | IF (gmtime>=1.) THEN |
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| 71 | gmtime=gmtime-1. |
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| 72 | rjourvrai=rjourvrai+1. |
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| 73 | ENDIF |
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| 74 | |
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| 75 | IF(debut) CALL iophys_ini('phys.nc ',presnivs) ! calls iotd_ini |
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| 76 | |
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| 77 | CALL phyparam(klon,klev, & |
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| 78 | debut,lafin, & |
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| 79 | rjourvrai,gmtime,pdtphys, & |
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| 80 | paprs,pplay,pphi, & |
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| 81 | u,v,t, & |
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| 82 | d_u,d_v,d_t,d_ps) |
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| 83 | |
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| 84 | IF(lafin) THEN |
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| 85 | call iotd_fin |
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| 86 | PRINT*,'Ecriture du fichier de reinitialiastion de la physique' |
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| 87 | ! write(75) tsurf,tsoil FIXME |
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| 88 | ENDIF |
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| 89 | |
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| 90 | |
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| 91 | print*,'PHYDEV: itau=',itau |
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| 92 | |
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| 93 | CALL write_hist(paprs, t, u, v) ! write some outputs |
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| 94 | |
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| 95 | ! if lastcall, then it is time to write "restartphy.nc" file |
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| 96 | IF (lafin) CALL phyredem("restartphy.nc") |
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| 97 | |
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| 98 | END SUBROUTINE physiq |
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| 99 | |
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| 100 | SUBROUTINE init_physiq_mod(dtime, presnivs) |
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| 101 | USE iophy, only : histbeg_phy |
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| 102 | USE phys_state_var_mod, only : phys_state_var_init |
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| 103 | USE ioipsl, only : getin,histvert,histdef,histend,ymds2ju |
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| 104 | USE mod_phys_lmdz_para, only : jj_nb |
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| 105 | USE mod_grid_phy_lmdz, ONLY: nbp_lon,nbp_lat |
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| 106 | REAL, INTENT(IN) :: dtime |
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| 107 | REAL, INTENT(IN) :: presnivs(klev) ! pseudo-pressure (Pa) of mid-layers |
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| 108 | |
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| 109 | ! For I/Os |
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| 110 | INTEGER, PARAMETER :: itau0=0, annee0=1979, month=1, dayref=1 |
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| 111 | REAL, PARAMETER :: hour=0.0 |
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| 112 | INTEGER :: nid_hori ! NetCDF ID of horizontal coordinate |
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| 113 | INTEGER :: nid_vert ! NetCDF ID of vertical coordinate |
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| 114 | REAL :: t_ops ! frequency of the IOIPSL operations (eg average over...) |
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| 115 | REAL :: t_wrt ! frequency of the IOIPSL outputs |
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| 116 | REAL :: zjulian |
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| 117 | |
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| 118 | ! load initial conditions for physics (including the grid) |
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| 119 | call phys_state_var_init() ! some initializations, required before calling phyetat0 |
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| 120 | call phyetat0("startphy.nc") |
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| 121 | |
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| 122 | ! Initialize outputs: |
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| 123 | |
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| 124 | ! NB: getin() is not threadsafe; only one thread should call it. |
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| 125 | !$OMP MASTER |
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| 126 | iwrite_phys=1 !default: output every physics timestep |
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| 127 | call getin("iwrite_phys",iwrite_phys) |
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| 128 | !$OMP END MASTER |
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| 129 | !$OMP BARRIER |
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| 130 | |
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| 131 | t_ops=dtime*iwrite_phys ! frequency of the IOIPSL operation |
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| 132 | t_wrt=dtime*iwrite_phys ! frequency of the outputs in the file |
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| 133 | |
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| 134 | ! compute zjulian for annee0=1979 and month=1 dayref=1 and hour=0.0 |
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| 135 | CALL ymds2ju(annee0, month, dayref, hour, zjulian) |
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| 136 | #ifndef CPP_IOIPSL_NO_OUTPUT |
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| 137 | ! Initialize IOIPSL output file |
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| 138 | call histbeg_phy("histins.nc",itau0,zjulian,dtime,nid_hori,nid_hist) |
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| 139 | #endif |
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| 140 | |
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| 141 | !$OMP MASTER |
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| 142 | |
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| 143 | #ifndef CPP_IOIPSL_NO_OUTPUT |
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| 144 | ! IOIPSL |
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| 145 | ! define vertical coordinate |
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| 146 | call histvert(nid_hist,"presnivs","Vertical levels","Pa",klev, & |
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| 147 | presnivs,nid_vert,'down') |
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| 148 | ! define variables which will be written in "histins.nc" file |
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| 149 | call histdef(nid_hist,'temperature','Atmospheric temperature','K', & |
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| 150 | nbp_lon,jj_nb,nid_hori,klev,1,klev,nid_vert,32, & |
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| 151 | 'inst(X)',t_ops,t_wrt) |
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| 152 | call histdef(nid_hist,'u','Eastward Zonal Wind','m/s', & |
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| 153 | nbp_lon,jj_nb,nid_hori,klev,1,klev,nid_vert,32, & |
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| 154 | 'inst(X)',t_ops,t_wrt) |
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| 155 | call histdef(nid_hist,'v','Northward Meridional Wind','m/s', & |
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| 156 | nbp_lon,jj_nb,nid_hori,klev,1,klev,nid_vert,32, & |
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| 157 | 'inst(X)',t_ops,t_wrt) |
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| 158 | call histdef(nid_hist,'ps','Surface Pressure','Pa', & |
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| 159 | nbp_lon,jj_nb,nid_hori,1,1,1,nid_vert,32, & |
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| 160 | 'inst(X)',t_ops,t_wrt) |
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| 161 | ! end definition sequence |
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| 162 | call histend(nid_hist) |
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| 163 | #endif |
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| 164 | |
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| 165 | #ifdef CPP_XIOS |
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| 166 | !XIOS |
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| 167 | ! Declare available vertical axes to be used in output files: |
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| 168 | CALL wxios_add_vaxis("presnivs", klev, presnivs) |
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| 169 | |
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| 170 | ! Declare calendar and time step |
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| 171 | CALL wxios_set_cal(dtime,"earth_360d",1,1,1,0.0,1,1,1,0.0) |
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| 172 | |
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| 173 | !Finalize the context: |
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| 174 | CALL wxios_closedef() |
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| 175 | #endif |
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| 176 | !$OMP END MASTER |
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| 177 | !$OMP BARRIER |
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| 178 | END SUBROUTINE init_physiq_mod |
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| 179 | |
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| 180 | SUBROUTINE write_hist(paprs, t, u, v) |
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| 181 | USE iophy, only : histwrite_phy |
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| 182 | #ifdef CPP_XIOS |
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| 183 | USE xios, ONLY: xios_update_calendar |
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| 184 | USE wxios, only: wxios_add_vaxis, wxios_set_cal, wxios_closedef |
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| 185 | USE iophy, ONLY: histwrite_phy |
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| 186 | #endif |
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| 187 | REAL, INTENT(IN) :: paprs(klon,klev+1), & ! interlayer pressure (Pa) |
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| 188 | & t(klon,klev), & ! temperature (K) |
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| 189 | & u(klon,klev), & ! eastward zonal wind (m/s) |
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| 190 | & v(klon,klev) ! northward meridional wind (m/s) |
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| 191 | ! output using IOIPSL |
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| 192 | #ifndef CPP_IOIPSL_NO_OUTPUT |
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| 193 | if (modulo(itau,iwrite_phys)==0) then |
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| 194 | call histwrite_phy(nid_hist,.false.,"temperature",itau,t) |
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| 195 | call histwrite_phy(nid_hist,.false.,"u",itau,u) |
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| 196 | call histwrite_phy(nid_hist,.false.,"v",itau,v) |
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| 197 | call histwrite_phy(nid_hist,.false.,"ps",itau,paprs(:,1)) |
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| 198 | endif |
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| 199 | #endif |
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| 200 | |
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| 201 | ! output using XIOS |
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| 202 | #ifdef CPP_XIOS |
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| 203 | !$OMP MASTER |
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| 204 | !Increment XIOS time |
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| 205 | CALL xios_update_calendar(itau) |
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| 206 | !$OMP END MASTER |
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| 207 | !$OMP BARRIER |
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| 208 | |
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| 209 | !Send fields to XIOS: (NB these fields must also be defined as |
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| 210 | ! <field id="..." /> in iodef.xml to be correctly used |
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| 211 | CALL histwrite_phy("temperature",t) |
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| 212 | CALL histwrite_phy("temp_newton",temp_newton) |
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| 213 | CALL histwrite_phy("u",u) |
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| 214 | CALL histwrite_phy("v",v) |
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| 215 | CALL histwrite_phy("ps",paprs(:,1)) |
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| 216 | #endif |
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| 217 | |
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| 218 | END SUBROUTINE write_hist |
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| 219 | |
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| 220 | END MODULE physiq_mod |
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