| [1] | 1 | ! $Id$ |
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| 2 | ! |
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| 3 | SUBROUTINE readaerosol_interp(id_aero, itap, pdtphys, r_day, first, pplay, paprs, t_seri, mass_out, pi_mass_out, load_src) |
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| 4 | ! |
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| 5 | ! This routine will return the mass concentration at actual day(mass_out) and |
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| 6 | ! the pre-industrial values(pi_mass_out) for aerosol corresponding to "id_aero". |
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| 7 | ! The mass concentrations for all aerosols are saved in this routine but each |
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| 8 | ! call to this routine only treats the aerosol "id_aero". |
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| 9 | ! |
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| 10 | ! 1) Read in data for the whole year, only at first time step |
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| 11 | ! 2) Interpolate to the actual day, only at new day |
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| 12 | ! 3) Interpolate to the model vertical grid (target grid), only at new day |
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| 13 | ! 4) Test for negative mass values |
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| 14 | |
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| 15 | USE ioipsl |
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| 16 | USE dimphy, ONLY : klev,klon |
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| 17 | USE mod_phys_lmdz_para, ONLY : mpi_rank |
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| 18 | USE readaerosol_mod |
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| 19 | USE aero_mod, ONLY : naero_spc, name_aero |
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| 20 | USE write_field_phy |
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| 21 | USE phys_cal_mod |
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| 22 | |
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| 23 | IMPLICIT NONE |
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| 24 | |
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| 25 | INCLUDE "YOMCST.h" |
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| 26 | INCLUDE "chem.h" |
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| 27 | INCLUDE "temps.h" |
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| 28 | INCLUDE "clesphys.h" |
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| 29 | INCLUDE "iniprint.h" |
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| 30 | INCLUDE "dimensions.h" |
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| 31 | INCLUDE "comvert.h" |
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| 32 | ! |
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| 33 | ! Input: |
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| 34 | !**************************************************************************************** |
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| 35 | INTEGER, INTENT(IN) :: id_aero! Identity number for the aerosol to treat |
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| 36 | INTEGER, INTENT(IN) :: itap ! Physic step count |
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| 37 | REAL, INTENT(IN) :: pdtphys! Physic day step |
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| 38 | REAL, INTENT(IN) :: r_day ! Day of integration |
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| 39 | LOGICAL, INTENT(IN) :: first ! First model timestep |
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| 40 | REAL, DIMENSION(klon,klev), INTENT(IN) :: pplay ! pression at model mid-layers |
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| 41 | REAL, DIMENSION(klon,klev+1),INTENT(IN):: paprs ! pression between model layers |
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| 42 | REAL, DIMENSION(klon,klev), INTENT(IN) :: t_seri ! air temperature |
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| 43 | ! |
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| 44 | ! Output: |
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| 45 | !**************************************************************************************** |
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| 46 | REAL, INTENT(OUT) :: mass_out(klon,klev) ! Mass of aerosol (monthly mean data,from file) [ug AIBCM/m3] |
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| 47 | REAL, INTENT(OUT) :: pi_mass_out(klon,klev) ! Mass of preindustrial aerosol (monthly mean data,from file) [ug AIBCM/m3] |
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| 48 | REAL, INTENT(OUT) :: load_src(klon) ! Load of aerosol (monthly mean data,from file) [kg/m3] |
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| 49 | ! |
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| 50 | ! Local Variables: |
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| 51 | !**************************************************************************************** |
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| 52 | INTEGER :: i, k, ierr |
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| 53 | INTEGER :: iday, iyr, lmt_pas |
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| 54 | ! INTEGER :: im, day1, day2, im2 |
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| 55 | INTEGER :: im, im2 |
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| 56 | REAL :: day1, day2 |
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| 57 | INTEGER :: pi_klev_src ! Only for testing purpose |
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| 58 | INTEGER, SAVE :: klev_src ! Number of vertical levles in source field |
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| 59 | !$OMP THREADPRIVATE(klev_src) |
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| 60 | |
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| 61 | REAL :: zrho ! Air density [kg/m3] |
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| 62 | REAL :: volm ! Volyme de melange [kg/kg] |
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| 63 | REAL, DIMENSION(klon) :: psurf_day, pi_psurf_day |
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| 64 | REAL, DIMENSION(klon) :: pi_load_src ! Mass load at source grid |
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| 65 | REAL, DIMENSION(klon) :: load_tgt, load_tgt_test |
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| 66 | REAL, DIMENSION(klon,klev) :: delp ! pressure difference in each model layer |
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| 67 | |
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| 68 | REAL, ALLOCATABLE, DIMENSION(:,:) :: pplay_src ! pression mid-layer at source levels |
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| 69 | REAL, ALLOCATABLE, DIMENSION(:,:) :: tmp1, tmp2 ! Temporary variables |
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| 70 | REAL, ALLOCATABLE, DIMENSION(:,:,:,:), SAVE :: var_year ! VAR in right dimension for the total year |
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| 71 | REAL, ALLOCATABLE, DIMENSION(:,:,:,:), SAVE :: pi_var_year ! pre-industrial VAR, -"- |
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| 72 | !$OMP THREADPRIVATE(var_year,pi_var_year) |
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| 73 | REAL, ALLOCATABLE, DIMENSION(:,:,:),SAVE :: var_day ! VAR interpolated to the actual day and model grid |
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| 74 | REAL, ALLOCATABLE, DIMENSION(:,:,:),SAVE :: pi_var_day ! pre-industrial VAR, -"- |
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| 75 | !$OMP THREADPRIVATE(var_day,pi_var_day) |
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| 76 | REAL, ALLOCATABLE, DIMENSION(:,:,:), SAVE :: psurf_year, pi_psurf_year ! surface pressure for the total year |
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| 77 | !$OMP THREADPRIVATE(psurf_year, pi_psurf_year) |
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| 78 | REAL, ALLOCATABLE, DIMENSION(:,:,:), SAVE :: load_year, pi_load_year ! load in the column for the total year |
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| 79 | !$OMP THREADPRIVATE(load_year, pi_load_year) |
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| 80 | |
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| 81 | REAL, DIMENSION(:,:,:), POINTER :: pt_tmp ! Pointer allocated in readaerosol |
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| 82 | REAL, POINTER, DIMENSION(:), SAVE :: pt_ap, pt_b ! Pointer for describing the vertical levels |
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| 83 | !$OMP THREADPRIVATE(pt_ap, pt_b) |
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| 84 | INTEGER, SAVE :: nbr_tsteps ! number of time steps in file read |
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| 85 | REAL, DIMENSION(14), SAVE :: month_len, month_start, month_mid |
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| 86 | !$OMP THREADPRIVATE(nbr_tsteps, month_len, month_start, month_mid) |
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| 87 | REAL :: jDay |
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| 88 | |
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| 89 | LOGICAL :: lnewday ! Indicates if first time step at a new day |
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| 90 | LOGICAL :: OLDNEWDAY |
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| 91 | LOGICAL,SAVE :: vert_interp ! Indicates if vertical interpolation will be done |
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| 92 | LOGICAL,SAVE :: debug=.FALSE.! Debugging in this subroutine |
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| 93 | !$OMP THREADPRIVATE(vert_interp, debug) |
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| 94 | |
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| 95 | |
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| 96 | !**************************************************************************************** |
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| 97 | ! Initialization |
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| 98 | ! |
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| 99 | !**************************************************************************************** |
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| 100 | |
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| 101 | ! Calculation to find if it is a new day |
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| 102 | |
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| 103 | IF(mpi_rank == 0 .AND. debug )then |
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| 104 | PRINT*,'CONTROL PANEL REGARDING TIME STEPING' |
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| 105 | ENDIF |
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| 106 | |
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| 107 | ! Use phys_cal_mod |
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| 108 | iday= day_cur |
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| 109 | iyr = year_cur |
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| 110 | im = mth_cur |
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| 111 | |
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| 112 | ! iday = INT(r_day) |
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| 113 | ! iyr = iday/360 |
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| 114 | ! iday = iday-iyr*360 ! day of the actual year |
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| 115 | ! iyr = iyr + annee_ref ! year of the run |
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| 116 | ! im = iday/30 +1 ! the actual month |
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| 117 | CALL ymds2ju(iyr, im, iday, 0., jDay) |
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| 118 | ! CALL ymds2ju(iyr, im, iday-(im-1)*30, 0., jDay) |
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| 119 | |
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| 120 | |
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| 121 | IF(MOD(itap-1,NINT(86400./pdtphys)) == 0)THEN |
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| 122 | lnewday=.TRUE. |
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| 123 | ELSE |
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| 124 | lnewday=.FALSE. |
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| 125 | ENDIF |
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| 126 | |
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| 127 | IF(mpi_rank == 0 .AND. debug)then |
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| 128 | ! 0.02 is about 0.5/24, namly less than half an hour |
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| 129 | OLDNEWDAY = (r_day-REAL(iday) < 0.02) |
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| 130 | ! Once per day, update aerosol fields |
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| 131 | lmt_pas = NINT(86400./pdtphys) |
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| 132 | PRINT*,'r_day-REAL(iday) =',r_day-REAL(iday) |
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| 133 | PRINT*,'itap =',itap |
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| 134 | PRINT*,'pdtphys =',pdtphys |
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| 135 | PRINT*,'lmt_pas =',lmt_pas |
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| 136 | PRINT*,'iday =',iday |
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| 137 | PRINT*,'r_day =',r_day |
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| 138 | PRINT*,'day_cur =',day_cur |
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| 139 | PRINT*,'mth_cur =',mth_cur |
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| 140 | PRINT*,'year_cur =',year_cur |
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| 141 | PRINT*,'NINT(86400./pdtphys) =',NINT(86400./pdtphys) |
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| 142 | PRINT*,'MOD(0,1) =',MOD(0,1) |
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| 143 | PRINT*,'lnewday =',lnewday |
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| 144 | PRINT*,'OLDNEWDAY =',OLDNEWDAY |
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| 145 | ENDIF |
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| 146 | |
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| 147 | IF (.NOT. ALLOCATED(var_day)) THEN |
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| 148 | ALLOCATE( var_day(klon, klev, naero_spc), stat=ierr) |
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| 149 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 1',1) |
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| 150 | ALLOCATE( pi_var_day(klon, klev, naero_spc), stat=ierr) |
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| 151 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 2',1) |
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| 152 | |
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| 153 | ALLOCATE( psurf_year(klon, 12, naero_spc), pi_psurf_year(klon, 12, naero_spc), stat=ierr) |
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| 154 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 3',1) |
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| 155 | |
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| 156 | ALLOCATE( load_year(klon, 12, naero_spc), pi_load_year(klon, 12, naero_spc), stat=ierr) |
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| 157 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 4',1) |
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| 158 | |
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| 159 | lnewday=.TRUE. |
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| 160 | |
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| 161 | NULLIFY(pt_ap) |
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| 162 | NULLIFY(pt_b) |
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| 163 | END IF |
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| 164 | |
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| 165 | !**************************************************************************************** |
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| 166 | ! 1) Read in data : corresponding to the actual year and preindustrial data. |
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| 167 | ! Only for the first day of the year. |
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| 168 | ! |
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| 169 | !**************************************************************************************** |
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| 170 | IF ( (first .OR. iday==0) .AND. lnewday ) THEN |
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| 171 | NULLIFY(pt_tmp) |
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| 172 | |
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| 173 | ! Reading values corresponding to the closest year taking into count the choice of aer_type. |
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| 174 | ! For aer_type=scenario interpolation between 2 data sets is done in readaerosol. |
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| 175 | CALL readaerosol(name_aero(id_aero), aer_type, iyr, klev_src, pt_ap, pt_b, pt_tmp, & |
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| 176 | psurf_year(:,:,id_aero), load_year(:,:,id_aero)) |
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| 177 | IF (.NOT. ALLOCATED(var_year)) THEN |
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| 178 | ALLOCATE(var_year(klon, klev_src, 12, naero_spc), stat=ierr) |
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| 179 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 5',1) |
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| 180 | END IF |
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| 181 | var_year(:,:,:,id_aero) = pt_tmp(:,:,:) |
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| 182 | |
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| 183 | ! Reading values corresponding to the preindustrial concentrations. |
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| 184 | CALL readaerosol(name_aero(id_aero), 'preind', iyr, pi_klev_src, pt_ap, pt_b, pt_tmp, & |
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| 185 | pi_psurf_year(:,:,id_aero), pi_load_year(:,:,id_aero)) |
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| 186 | |
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| 187 | ! klev_src must be the same in both files. |
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| 188 | ! Also supposing pt_ap and pt_b to be the same in the 2 files without testing. |
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| 189 | IF (pi_klev_src /= klev_src) THEN |
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| 190 | WRITE(lunout,*) 'Error! All forcing files for the same aerosol must have the same vertical dimension' |
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| 191 | WRITE(lunout,*) 'Aerosol : ', name_aero(id_aero) |
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| 192 | CALL abort_gcm('readaerosol_interp','Differnt vertical axes in aerosol forcing files',1) |
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| 193 | END IF |
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| 194 | |
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| 195 | IF (.NOT. ALLOCATED(pi_var_year)) THEN |
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| 196 | ALLOCATE(pi_var_year(klon, klev_src, 12, naero_spc), stat=ierr) |
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| 197 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 6',1) |
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| 198 | END IF |
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| 199 | pi_var_year(:,:,:,id_aero) = pt_tmp(:,:,:) |
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| 200 | |
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| 201 | IF (debug) THEN |
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| 202 | CALL writefield_phy('var_year_jan',var_year(:,:,1,id_aero),klev_src) |
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| 203 | CALL writefield_phy('var_year_dec',var_year(:,:,12,id_aero),klev_src) |
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| 204 | CALL writefield_phy('psurf_src',psurf_year(:,:,id_aero),1) |
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| 205 | CALL writefield_phy('pi_psurf_src',pi_psurf_year(:,:,id_aero),1) |
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| 206 | CALL writefield_phy('load_year_src',load_year(:,:,id_aero),1) |
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| 207 | CALL writefield_phy('pi_load_year_src',pi_load_year(:,:,id_aero),1) |
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| 208 | END IF |
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| 209 | |
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| 210 | ! Pointer no more useful, deallocate. |
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| 211 | DEALLOCATE(pt_tmp) |
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| 212 | |
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| 213 | ! Test if vertical interpolation will be needed. |
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| 214 | IF (psurf_year(1,1,id_aero)==not_valid .OR. pi_psurf_year(1,1,id_aero)==not_valid ) THEN |
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| 215 | ! Pressure=not_valid indicates old file format, see module readaerosol |
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| 216 | vert_interp = .FALSE. |
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| 217 | |
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| 218 | ! If old file format, both psurf_year and pi_psurf_year must be not_valid |
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| 219 | IF ( psurf_year(1,1,id_aero) /= pi_psurf_year(1,1,id_aero) ) THEN |
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| 220 | WRITE(lunout,*) 'Warning! All forcing files for the same aerosol must have the same structure' |
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| 221 | CALL abort_gcm('readaerosol_interp', 'The aerosol files have not the same format',1) |
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| 222 | END IF |
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| 223 | |
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| 224 | IF (klev /= klev_src) THEN |
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| 225 | WRITE(lunout,*) 'Old format of aerosol file do not allowed vertical interpolation' |
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| 226 | CALL abort_gcm('readaerosol_interp', 'Old aerosol file not possible',1) |
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| 227 | END IF |
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| 228 | |
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| 229 | ELSE |
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| 230 | vert_interp = .TRUE. |
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| 231 | END IF |
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| 232 | |
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| 233 | ! Calendar initialisation |
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| 234 | ! |
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| 235 | DO i = 2, 13 |
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| 236 | month_len(i) = REAL(ioget_mon_len(year_cur, i-1)) |
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| 237 | CALL ymds2ju(year_cur, i-1, 1, 0.0, month_start(i)) |
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| 238 | ENDDO |
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| 239 | month_len(1) = REAL(ioget_mon_len(year_cur-1, 12)) |
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| 240 | CALL ymds2ju(year_cur-1, 12, 1, 0.0, month_start(1)) |
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| 241 | month_len(14) = REAL(ioget_mon_len(year_cur+1, 1)) |
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| 242 | CALL ymds2ju(year_cur+1, 1, 1, 0.0, month_start(14)) |
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| 243 | month_mid(:) = month_start (:) + month_len(:)/2. |
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| 244 | |
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| 245 | if (debug) then |
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| 246 | write(lunout,*)' month_len = ',month_len |
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| 247 | write(lunout,*)' month_mid = ',month_mid |
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| 248 | endif |
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| 249 | |
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| 250 | END IF ! IF ( (first .OR. iday==0) .AND. lnewday ) THEN |
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| 251 | |
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| 252 | !**************************************************************************************** |
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| 253 | ! - 2) Interpolate to the actual day. |
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| 254 | ! - 3) Interpolate to the model vertical grid. |
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| 255 | ! |
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| 256 | !**************************************************************************************** |
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| 257 | |
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| 258 | IF (lnewday) THEN ! only if new day |
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| 259 | !**************************************************************************************** |
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| 260 | ! 2) Interpolate to the actual day |
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| 261 | ! |
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| 262 | !**************************************************************************************** |
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| 263 | ! Find which months and days to use for time interpolation |
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| 264 | nbr_tsteps = 12 |
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| 265 | IF (nbr_tsteps == 12) then |
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| 266 | IF (jDay < month_mid(im+1)) THEN |
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| 267 | im2=im-1 |
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| 268 | day2 = month_mid(im2+1) |
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| 269 | day1 = month_mid(im+1) |
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| 270 | IF (im2 <= 0) THEN |
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| 271 | ! the month is january, thus the month before december |
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| 272 | im2=12 |
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| 273 | END IF |
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| 274 | ELSE |
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| 275 | ! the second half of the month |
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| 276 | im2=im+1 |
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| 277 | day2 = month_mid(im+1) |
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| 278 | day1 = month_mid(im2+1) |
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| 279 | IF (im2 > 12) THEN |
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| 280 | ! the month is december, the following thus january |
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| 281 | im2=1 |
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| 282 | ENDIF |
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| 283 | END IF |
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| 284 | ELSE IF (nbr_tsteps == 14) then |
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| 285 | im = im + 1 |
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| 286 | IF (jDay < month_mid(im)) THEN |
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| 287 | ! in the first half of the month use month before and actual month |
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| 288 | im2=im-1 |
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| 289 | day2 = month_mid(im2) |
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| 290 | day1 = month_mid(im) |
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| 291 | ELSE |
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| 292 | ! the second half of the month |
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| 293 | im2=im+1 |
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| 294 | day2 = month_mid(im) |
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| 295 | day1 = month_mid(im2) |
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| 296 | END IF |
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| 297 | ELSE |
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| 298 | CALL abort_gcm('readaerosol_interp', 'number of months undefined',1) |
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| 299 | ENDIF |
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| 300 | if (debug) then |
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| 301 | write(lunout,*)' jDay, day1, day2, im, im2 = ', jDay, day1, day2, im, im2 |
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| 302 | endif |
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| 303 | |
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| 304 | |
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| 305 | ! Time interpolation, still on vertical source grid |
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| 306 | ALLOCATE(tmp1(klon,klev_src), tmp2(klon,klev_src),stat=ierr) |
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| 307 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 7',1) |
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| 308 | |
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| 309 | ALLOCATE(pplay_src(klon,klev_src), stat=ierr) |
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| 310 | IF (ierr /= 0) CALL abort_gcm('readaerosol_interp', 'pb in allocation 8',1) |
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| 311 | |
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| 312 | |
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| 313 | DO k=1,klev_src |
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| 314 | DO i=1,klon |
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| 315 | tmp1(i,k) = & |
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| 316 | var_year(i,k,im2,id_aero) - (jDay-day2)/(day1-day2) * & |
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| 317 | (var_year(i,k,im2,id_aero) - var_year(i,k,im,id_aero)) |
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| 318 | |
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| 319 | tmp2(i,k) = & |
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| 320 | pi_var_year(i,k,im2,id_aero) - (jDay-day2)/(day1-day2) * & |
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| 321 | (pi_var_year(i,k,im2,id_aero) - pi_var_year(i,k,im,id_aero)) |
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| 322 | END DO |
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| 323 | END DO |
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| 324 | |
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| 325 | ! Time interpolation for pressure at surface, still on vertical source grid |
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| 326 | DO i=1,klon |
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| 327 | psurf_day(i) = & |
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| 328 | psurf_year(i,im2,id_aero) - (jDay-day2)/(day1-day2) * & |
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| 329 | (psurf_year(i,im2,id_aero) - psurf_year(i,im,id_aero)) |
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| 330 | |
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| 331 | pi_psurf_day(i) = & |
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| 332 | pi_psurf_year(i,im2,id_aero) - (jDay-day2)/(day1-day2) * & |
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| 333 | (pi_psurf_year(i,im2,id_aero) - pi_psurf_year(i,im,id_aero)) |
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| 334 | END DO |
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| 335 | |
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| 336 | ! Time interpolation for the load, still on vertical source grid |
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| 337 | DO i=1,klon |
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| 338 | load_src(i) = & |
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| 339 | load_year(i,im2,id_aero) - (jDay-day2)/(day1-day2) * & |
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| 340 | (load_year(i,im2,id_aero) - load_year(i,im,id_aero)) |
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| 341 | |
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| 342 | pi_load_src(i) = & |
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| 343 | pi_load_year(i,im2,id_aero) - (jDay-day2)/(day1-day2) * & |
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| 344 | (pi_load_year(i,im2,id_aero) - pi_load_year(i,im,id_aero)) |
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| 345 | END DO |
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| 346 | |
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| 347 | !**************************************************************************************** |
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| 348 | ! 3) Interpolate to the model vertical grid (target grid) |
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| 349 | ! |
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| 350 | !**************************************************************************************** |
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| 351 | |
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| 352 | IF (vert_interp) THEN |
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| 353 | |
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| 354 | ! - Interpolate variable tmp1 (on source grid) to var_day (on target grid) |
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| 355 | !******************************************************************************** |
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| 356 | ! a) calculate pression at vertical levels for the source grid using the |
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| 357 | ! hybrid-sigma coordinates ap and b and the surface pressure, variables from file. |
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| 358 | DO k = 1, klev_src |
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| 359 | DO i = 1, klon |
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| 360 | pplay_src(i,k)= pt_ap(k) + pt_b(k)*psurf_day(i) |
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| 361 | END DO |
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| 362 | END DO |
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| 363 | |
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| 364 | IF (debug) THEN |
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| 365 | CALL writefield_phy('psurf_day_src',psurf_day(:),1) |
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| 366 | CALL writefield_phy('pplay_src',pplay_src(:,:),klev_src) |
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| 367 | CALL writefield_phy('pplay',pplay(:,:),klev) |
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| 368 | CALL writefield_phy('day_src',tmp1,klev_src) |
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| 369 | CALL writefield_phy('pi_day_src',tmp2,klev_src) |
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| 370 | END IF |
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| 371 | |
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| 372 | ! b) vertical interpolation on pressure leveles |
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| 373 | CALL pres2lev(tmp1(:,:), var_day(:,:,id_aero), klev_src, klev, pplay_src, pplay, & |
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| 374 | 1, klon, .FALSE.) |
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| 375 | |
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| 376 | IF (debug) CALL writefield_phy('day_tgt',var_day(:,:,id_aero),klev) |
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| 377 | |
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| 378 | ! c) adjust to conserve total aerosol mass load in the vertical pillar |
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| 379 | ! Calculate the load in the actual pillar and compare with the load |
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| 380 | ! read from aerosol file. |
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| 381 | |
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| 382 | ! Find the pressure difference in each model layer |
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| 383 | DO k = 1, klev |
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| 384 | DO i = 1, klon |
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| 385 | delp(i,k) = paprs(i,k) - paprs (i,k+1) |
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| 386 | END DO |
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| 387 | END DO |
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| 388 | |
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| 389 | ! Find the mass load in the actual pillar, on target grid |
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| 390 | load_tgt(:) = 0. |
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| 391 | DO k= 1, klev |
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| 392 | DO i = 1, klon |
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| 393 | zrho = pplay(i,k)/t_seri(i,k)/RD ! [kg/m3] |
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| 394 | volm = var_day(i,k,id_aero)*1.E-9/zrho ! [kg/kg] |
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| 395 | load_tgt(i) = load_tgt(i) + 1/RG * volm *delp(i,k) |
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| 396 | END DO |
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| 397 | END DO |
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| 398 | |
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| 399 | ! Adjust, uniform |
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| 400 | DO k = 1, klev |
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| 401 | DO i = 1, klon |
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| 402 | var_day(i,k,id_aero) = var_day(i,k,id_aero)*load_src(i)/load_tgt(i) |
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| 403 | END DO |
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| 404 | END DO |
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| 405 | |
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| 406 | IF (debug) THEN |
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| 407 | load_tgt_test(:) = 0. |
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| 408 | DO k= 1, klev |
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| 409 | DO i = 1, klon |
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| 410 | zrho = pplay(i,k)/t_seri(i,k)/RD ! [kg/m3] |
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| 411 | volm = var_day(i,k,id_aero)*1.E-9/zrho ! [kg/kg] |
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| 412 | load_tgt_test(i) = load_tgt_test(i) + 1/RG * volm*delp(i,k) |
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| 413 | END DO |
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| 414 | END DO |
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| 415 | |
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| 416 | CALL writefield_phy('day_tgt2',var_day(:,:,id_aero),klev) |
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| 417 | CALL writefield_phy('load_tgt',load_tgt(:),1) |
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| 418 | CALL writefield_phy('load_tgt_test',load_tgt_test(:),1) |
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| 419 | CALL writefield_phy('load_src',load_src(:),1) |
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| 420 | END IF |
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| 421 | |
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| 422 | ! - Interpolate variable tmp2 (source grid) to pi_var_day (target grid) |
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| 423 | !******************************************************************************** |
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| 424 | ! a) calculate pression at vertical levels at source grid |
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| 425 | DO k = 1, klev_src |
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| 426 | DO i = 1, klon |
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| 427 | pplay_src(i,k)= pt_ap(k) + pt_b(k)*pi_psurf_day(i) |
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| 428 | END DO |
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| 429 | END DO |
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| 430 | |
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| 431 | IF (debug) THEN |
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| 432 | CALL writefield_phy('pi_psurf_day_src',pi_psurf_day(:),1) |
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| 433 | CALL writefield_phy('pi_pplay_src',pplay_src(:,:),klev_src) |
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| 434 | END IF |
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| 435 | |
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| 436 | ! b) vertical interpolation on pressure leveles |
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| 437 | CALL pres2lev(tmp2(:,:), pi_var_day(:,:,id_aero), klev_src, klev, pplay_src, pplay, & |
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| 438 | 1, klon, .FALSE.) |
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| 439 | |
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| 440 | IF (debug) CALL writefield_phy('pi_day_tgt',pi_var_day(:,:,id_aero),klev) |
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| 441 | |
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| 442 | ! c) adjust to conserve total aerosol mass load in the vertical pillar |
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| 443 | ! Calculate the load in the actual pillar and compare with the load |
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| 444 | ! read from aerosol file. |
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| 445 | |
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| 446 | ! Find the load in the actual pillar, on target grid |
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| 447 | load_tgt(:) = 0. |
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| 448 | DO k = 1, klev |
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| 449 | DO i = 1, klon |
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| 450 | zrho = pplay(i,k)/t_seri(i,k)/RD ! [kg/m3] |
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| 451 | volm = pi_var_day(i,k,id_aero)*1.E-9/zrho ! [kg/kg] |
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| 452 | load_tgt(i) = load_tgt(i) + 1/RG * volm * delp(i,k) |
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| 453 | END DO |
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| 454 | END DO |
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| 455 | |
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| 456 | DO k = 1, klev |
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| 457 | DO i = 1, klon |
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| 458 | pi_var_day(i,k,id_aero) = pi_var_day(i,k,id_aero)*pi_load_src(i)/load_tgt(i) |
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| 459 | END DO |
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| 460 | END DO |
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| 461 | |
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| 462 | IF (debug) THEN |
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| 463 | load_tgt_test(:) = 0. |
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| 464 | DO k = 1, klev |
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| 465 | DO i = 1, klon |
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| 466 | zrho = pplay(i,k)/t_seri(i,k)/RD ! [kg/m3] |
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| 467 | volm = pi_var_day(i,k,id_aero)*1.E-9/zrho ! [kg/kg] |
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| 468 | load_tgt_test(i) = load_tgt_test(i) + 1/RG * volm * delp(i,k) |
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| 469 | END DO |
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| 470 | END DO |
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| 471 | CALL writefield_phy('pi_day_tgt2',pi_var_day(:,:,id_aero),klev) |
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| 472 | CALL writefield_phy('pi_load_tgt',load_tgt(:),1) |
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| 473 | CALL writefield_phy('pi_load_tgt_test',load_tgt_test(:),1) |
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| 474 | CALL writefield_phy('pi_load_src',pi_load_src(:),1) |
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| 475 | END IF |
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| 476 | |
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| 477 | |
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| 478 | ELSE ! No vertical interpolation done |
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| 479 | |
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| 480 | var_day(:,:,id_aero) = tmp1(:,:) |
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| 481 | pi_var_day(:,:,id_aero) = tmp2(:,:) |
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| 482 | |
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| 483 | END IF ! vert_interp |
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| 484 | |
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| 485 | |
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| 486 | ! Deallocation |
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| 487 | DEALLOCATE(tmp1, tmp2, pplay_src, stat=ierr) |
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| 488 | |
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| 489 | !**************************************************************************************** |
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| 490 | ! 4) Test for negative mass values |
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| 491 | ! |
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| 492 | !**************************************************************************************** |
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| 493 | IF (MINVAL(var_day(:,:,id_aero)) < 0.) THEN |
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| 494 | DO k=1,klev |
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| 495 | DO i=1,klon |
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| 496 | ! Test for var_day |
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| 497 | IF (var_day(i,k,id_aero) < 0.) THEN |
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| 498 | IF (jDay-day2 < 0.) WRITE(lunout,*) 'jDay-day2=',jDay-day2 |
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| 499 | IF (var_year(i,k,im2,id_aero) - var_year(i,k,im,id_aero) < 0.) THEN |
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| 500 | WRITE(lunout,*) trim(name_aero(id_aero)),'(i,k,im2)-', & |
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| 501 | trim(name_aero(id_aero)),'(i,k,im)=', & |
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| 502 | var_year(i,k,im2,id_aero) - var_year(i,k,im,id_aero) |
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| 503 | END IF |
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| 504 | WRITE(lunout,*) 'stop for aerosol : ',name_aero(id_aero) |
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| 505 | WRITE(lunout,*) 'day1, day2, jDay = ', day1, day2, jDay |
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| 506 | CALL abort_gcm('readaerosol_interp','Error in interpolation 1',1) |
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| 507 | END IF |
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| 508 | END DO |
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| 509 | END DO |
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| 510 | END IF |
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| 511 | |
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| 512 | IF (MINVAL(pi_var_day(:,:,id_aero)) < 0. ) THEN |
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| 513 | DO k=1, klev |
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| 514 | DO i=1,klon |
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| 515 | ! Test for pi_var_day |
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| 516 | IF (pi_var_day(i,k,id_aero) < 0.) THEN |
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| 517 | IF (jDay-day2 < 0.) WRITE(lunout,*) 'jDay-day2=',jDay-day2 |
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| 518 | IF (pi_var_year(i,k,im2,id_aero) - pi_var_year(i,k,im,id_aero) < 0.) THEN |
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| 519 | WRITE(lunout,*) trim(name_aero(id_aero)),'(i,k,im2)-', & |
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| 520 | trim(name_aero(id_aero)),'(i,k,im)=', & |
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| 521 | pi_var_year(i,k,im2,id_aero) - pi_var_year(i,k,im,id_aero) |
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| 522 | END IF |
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| 523 | |
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| 524 | WRITE(lunout,*) 'stop for aerosol : ',name_aero(id_aero) |
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| 525 | CALL abort_gcm('readaerosol_interp','Error in interpolation 2',1) |
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| 526 | END IF |
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| 527 | END DO |
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| 528 | END DO |
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| 529 | END IF |
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| 530 | |
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| 531 | END IF ! lnewday |
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| 532 | |
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| 533 | !**************************************************************************************** |
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| 534 | ! Copy output from saved variables |
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| 535 | ! |
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| 536 | !**************************************************************************************** |
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| 537 | |
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| 538 | mass_out(:,:) = var_day(:,:,id_aero) |
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| 539 | pi_mass_out(:,:) = pi_var_day(:,:,id_aero) |
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| 540 | |
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| 541 | END SUBROUTINE readaerosol_interp |
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