[1756] | 1 | MODULE diaar5 |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE diaar5 *** |
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| 4 | !! AR5 diagnostics |
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| 5 | !!====================================================================== |
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| 6 | !! History : 3.2 ! 2009-11 (S. Masson) Original code |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | #if defined key_diaar5 |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! 'key_diaar5' : activate ar5 diagnotics |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! exa_mpl : liste of module subroutine (caution, never use the |
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| 13 | !! exa_mpl_init : name of the module for a routine) |
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| 14 | !! exa_mpl_stp : Please try to use 3 letter block for routine names |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | USE oce ! ocean dynamics and active tracers |
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| 17 | USE dom_oce ! ocean space and time domain |
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| 18 | USE eosbn2 ! equation of state (eos_bn2 routine) |
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| 19 | USE lib_mpp ! distribued memory computing library |
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| 20 | USE iom ! I/O manager library |
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| 21 | |
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| 22 | IMPLICIT NONE |
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| 23 | PRIVATE |
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| 24 | |
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| 25 | PUBLIC dia_ar5 ! routine called in step.F90 module |
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| 26 | |
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| 27 | LOGICAL, PUBLIC, PARAMETER :: lk_diaar5 = .TRUE. ! coupled flag |
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| 28 | |
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| 29 | REAL(wp) :: vol0 ! ocean volume (interior domain) |
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| 30 | REAL(wp) :: area_tot ! total ocean surface (interior domain) |
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| 31 | REAL(wp), DIMENSION(jpi,jpj ) :: area ! cell surface (interior domain) |
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| 32 | REAL(wp), DIMENSION(jpi,jpj ) :: thick0 ! ocean thickness (interior domain) |
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| 33 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: sn0 ! initial salinity |
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| 34 | |
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| 35 | !! * Substitutions |
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| 36 | # include "domzgr_substitute.h90" |
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| 37 | !!---------------------------------------------------------------------- |
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| 38 | !! NEMO/OPA 3.2 , LOCEAN-IPSL (2009) |
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| 39 | !! $Id$ |
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| 40 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 41 | !!---------------------------------------------------------------------- |
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| 42 | |
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| 43 | CONTAINS |
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| 44 | |
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| 45 | SUBROUTINE dia_ar5( kt ) |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | !! *** ROUTINE dia_ar5 *** |
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| 48 | !! |
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| 49 | !! ** Purpose : Brief description of the routine |
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| 50 | !! |
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| 51 | !! ** Method : description of the methodoloy used to achieve the |
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| 52 | !! objectives of the routine. Be as clear as possible! |
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| 53 | !! |
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| 54 | !! ** Action : - first action (share memory array/varible modified |
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| 55 | !! in this routine |
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| 56 | !! - second action ..... |
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| 57 | !! - ..... |
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| 58 | !! |
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| 59 | !! References : Author et al., Short_name_review, Year |
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| 60 | !! Give references if exist otherwise suppress these lines |
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| 61 | !!---------------------------------------------------------------------- |
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| 62 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 63 | !! |
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| 64 | INTEGER :: ji, jj, jk ! dummy loop arguments |
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| 65 | REAL(wp) :: zvolssh, zvol, zssh_steric, zztmp, zarho, ztemp, zsal, zmass |
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| 66 | REAL(wp), DIMENSION(jpi,jpj ) :: zarea_ssh, zbotpres |
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| 67 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zrhd, zrhop |
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| 68 | !!-------------------------------------------------------------------- |
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| 69 | |
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| 70 | IF( kt == nit000 ) CALL dia_ar5_init ! Initialization (first time-step only) |
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| 71 | |
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| 72 | CALL iom_put( 'cellthc', fse3t(:,:,:) ) |
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| 73 | |
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| 74 | zarea_ssh(:,:) = area(:,:) * sshn(:,:) |
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| 75 | |
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| 76 | ! ! total volume of liquid seawater |
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| 77 | zvolssh = SUM( zarea_ssh(:,:) ) |
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| 78 | IF( lk_mpp ) CALL mpp_sum( zvolssh ) |
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| 79 | zvol = vol0 + zvolssh |
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| 80 | |
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| 81 | CALL iom_put( 'voltot', zvol ) |
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| 82 | CALL iom_put( 'sshtot', zvolssh / area_tot ) |
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| 83 | |
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| 84 | ! ! thermosteric ssh |
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| 85 | CALL eos( tn, sn0, zrhd ) ! now in situ density using initial salinity |
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| 86 | ! |
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| 87 | zbotpres(:,:) = 0.e0 ! no atmospheric surface pressure, levitating sea-ice |
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| 88 | DO jk = 1, jpkm1 |
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| 89 | zbotpres(:,:) = zbotpres(:,:) + fse3t(:,:,jk) * zrhd(:,:,jk) |
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| 90 | END DO |
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| 91 | IF( .NOT. lk_vvl ) zbotpres(:,:) = zbotpres(:,:) + sshn(:,:) * zrhd(:,:,1) |
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| 92 | ! |
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| 93 | zarho = SUM( area(:,:) * zbotpres(:,:) ) |
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| 94 | IF( lk_mpp ) CALL mpp_sum( zarho ) |
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| 95 | zssh_steric = - zarho / area_tot |
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| 96 | CALL iom_put( 'sshthster', zssh_steric ) |
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| 97 | |
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| 98 | ! ! steric sea surface height |
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| 99 | CALL eos( tn, sn, zrhd, zrhop ) ! now in situ and potential density |
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| 100 | zrhop(:,:,jpk) = 0.e0 |
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| 101 | CALL iom_put( 'rhop', zrhop ) |
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| 102 | ! |
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| 103 | zbotpres(:,:) = 0.e0 ! no atmospheric surface pressure, levitating sea-ice |
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| 104 | DO jk = 1, jpkm1 |
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| 105 | zbotpres(:,:) = zbotpres(:,:) + fse3t(:,:,jk) * zrhd(:,:,jk) |
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| 106 | END DO |
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| 107 | IF( .NOT. lk_vvl ) zbotpres(:,:) = zbotpres(:,:) + sshn(:,:) * zrhd(:,:,1) |
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| 108 | ! |
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| 109 | zarho = SUM( area(:,:) * zbotpres(:,:) ) |
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| 110 | IF( lk_mpp ) CALL mpp_sum( zarho ) |
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| 111 | zssh_steric = - zarho / area_tot |
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| 112 | CALL iom_put( 'sshsteric', zssh_steric ) |
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| 113 | |
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| 114 | ! ! ocean bottom pressure |
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| 115 | zztmp = rau0 * grav * 1.e-4 ! recover pressure from pressure anomaly and cover to dbar = 1.e4 Pa |
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| 116 | zbotpres(:,:) = zztmp * ( zbotpres(:,:) + sshn(:,:) + thick0(:,:) ) |
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| 117 | CALL iom_put( 'botpres', zbotpres ) |
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| 118 | |
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| 119 | ! ! Mean density anomalie, temperature and salinity |
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| 120 | ztemp = 0.e0 |
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| 121 | zsal = 0.e0 |
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| 122 | DO jk = 1, jpkm1 |
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| 123 | DO jj = 1, jpj |
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| 124 | DO ji = 1, jpi |
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| 125 | zztmp = area(ji,jj) * fse3t(ji,jj,jk) |
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| 126 | ztemp = ztemp + zztmp * tn (ji,jj,jk) |
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| 127 | zsal = zsal + zztmp * sn (ji,jj,jk) |
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| 128 | END DO |
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| 129 | END DO |
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| 130 | END DO |
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| 131 | IF( .NOT. lk_vvl ) THEN |
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| 132 | ztemp = ztemp + SUM( zarea_ssh(:,:) * tn (:,:,1) ) |
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| 133 | zsal = zsal + SUM( zarea_ssh(:,:) * sn (:,:,1) ) |
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| 134 | ENDIF |
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| 135 | IF( lk_mpp ) THEN |
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| 136 | CALL mpp_sum( ztemp ) |
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| 137 | CALL mpp_sum( zsal ) |
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| 138 | END IF |
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| 139 | ! |
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| 140 | zmass = rau0 * ( zarho + zvol ) ! total mass of liquid seawater |
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| 141 | ztemp = ztemp / zvol ! potential temperature in liquid seawater |
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| 142 | zsal = zsal / zvol ! Salinity of liquid seawater |
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| 143 | ! |
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| 144 | CALL iom_put( 'masstot', zmass ) |
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| 145 | CALL iom_put( 'temptot', ztemp ) |
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| 146 | CALL iom_put( 'saltot' , zsal ) |
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| 147 | ! |
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| 148 | END SUBROUTINE dia_ar5 |
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| 149 | |
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| 150 | |
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| 151 | SUBROUTINE dia_ar5_init |
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| 152 | !!---------------------------------------------------------------------- |
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| 153 | !! *** ROUTINE dia_ar5_init *** |
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| 154 | !! |
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| 155 | !! ** Purpose : initialization of .... |
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| 156 | !! |
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| 157 | !! ** Method : blah blah blah ... |
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| 158 | !! |
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| 159 | !! ** input : Namlist namexa |
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| 160 | !! |
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| 161 | !! ** Action : ... |
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| 162 | !!---------------------------------------------------------------------- |
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| 163 | INTEGER :: inum |
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| 164 | INTEGER :: ik |
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| 165 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 166 | REAL(wp) :: zztmp |
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| 167 | REAL(wp), DIMENSION(jpi,jpj,jpk, 2) :: zsaldta ! Jan/Dec levitus salinity |
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| 168 | !!---------------------------------------------------------------------- |
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| 169 | ! |
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| 170 | area(:,:) = e1t(:,:) * e2t(:,:) * tmask_i(:,:) |
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| 171 | |
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| 172 | area_tot = SUM( area(:,:) ) ; IF( lk_mpp ) CALL mpp_sum( area_tot ) |
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| 173 | |
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| 174 | vol0 = 0.e0 |
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| 175 | thick0(:,:) = 0.e0 |
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| 176 | DO jk = 1, jpkm1 |
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[2071] | 177 | vol0 = vol0 + SUM( area (:,:) * tmask(:,:,jk) ) * e3t_0(jk) |
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| 178 | thick0(:,:) = thick0(:,:) + tmask_i(:,:) * tmask(:,:,jk) * e3t_0(jk) |
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[1756] | 179 | END DO |
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| 180 | |
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| 181 | CALL iom_open ( 'data_1m_salinity_nomask', inum ) |
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| 182 | CALL iom_get ( inum, jpdom_data, 'vosaline', zsaldta(:,:,:,1), 1 ) |
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| 183 | CALL iom_get ( inum, jpdom_data, 'vosaline', zsaldta(:,:,:,2), 12 ) |
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| 184 | CALL iom_close( inum ) |
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| 185 | sn0(:,:,:) = 0.5 * ( zsaldta(:,:,:,1) + zsaldta(:,:,:,2) ) |
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| 186 | sn0(:,:,:) = sn0(:,:,:)*tmask(:,:,:) |
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| 187 | IF( ln_zps ) THEN ! z-coord. partial steps |
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| 188 | DO jj = 1, jpj ! interpolation of salinity at the last ocean level (i.e. the partial step) |
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| 189 | DO ji = 1, jpi |
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| 190 | ik = mbathy(ji,jj) - 1 |
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| 191 | IF( ik > 2 ) THEN |
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| 192 | zztmp = ( gdept_0(ik) - fsdept_0(ji,jj,ik) ) / ( gdept_0(ik) - gdept_0(ik-1) ) |
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| 193 | sn0(ji,jj,ik) = (1.-zztmp) * sn0(ji,jj,ik) + zztmp * sn0(ji,jj,ik-1) |
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| 194 | ENDIF |
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| 195 | END DO |
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| 196 | END DO |
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| 197 | ENDIF |
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| 198 | ! |
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| 199 | END SUBROUTINE dia_ar5_init |
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| 200 | |
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| 201 | #else |
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| 202 | !!---------------------------------------------------------------------- |
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| 203 | !! Default option : NO diaar5 |
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| 204 | !!---------------------------------------------------------------------- |
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| 205 | |
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| 206 | LOGICAL, PUBLIC, PARAMETER :: lk_diaar5 = .FALSE. ! coupled flag |
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| 207 | |
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| 208 | CONTAINS |
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| 209 | |
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| 210 | SUBROUTINE dia_ar5( kt ) ! Empty routine |
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| 211 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 212 | WRITE(*,*) 'dia_ar5: You should not have seen this print! error?', kt |
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| 213 | END SUBROUTINE dia_ar5 |
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| 214 | #endif |
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| 215 | |
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| 216 | !!====================================================================== |
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| 217 | END MODULE diaar5 |
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