[3] | 1 | MODULE dtasal |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE dtasal *** |
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| 4 | !! Ocean data : read ocean salinity data from monthly atlas data |
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| 5 | !!===================================================================== |
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| 6 | #if defined key_dtasal || defined key_esopa |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | !! 'key_dtasal' salinity data |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! dta_sal : read ocean salinity data |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! * Modules used |
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| 13 | USE oce ! ocean dynamics and tracers |
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| 14 | USE dom_oce ! ocean space and time domain |
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| 15 | USE in_out_manager ! I/O manager |
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[473] | 16 | USE phycst ! physical constants |
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[3] | 17 | USE daymod ! calendar |
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[473] | 18 | #if defined key_orca_lev10 |
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| 19 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 20 | #endif |
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[3] | 21 | |
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| 22 | IMPLICIT NONE |
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| 23 | PRIVATE |
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| 24 | |
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| 25 | !! * Routine accessibility |
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| 26 | PUBLIC dta_sal ! called by step.F90 and inidta.F90 |
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| 27 | |
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| 28 | !! * Shared module variables |
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[16] | 29 | LOGICAL , PUBLIC, PARAMETER :: lk_dtasal = .TRUE. !: salinity data flag |
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| 30 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk) :: & !: |
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| 31 | s_dta !: salinity data at given time-step |
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[3] | 32 | |
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| 33 | !! * Module variables |
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| 34 | INTEGER :: & |
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[473] | 35 | numsdt, & !: logical unit for data salinity |
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| 36 | nsal1, nsal2 ! first and second record used |
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[3] | 37 | REAL(wp), DIMENSION(jpi,jpj,jpk,2) :: & |
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| 38 | saldta ! salinity data at two consecutive times |
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| 39 | |
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| 40 | !! * Substitutions |
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| 41 | # include "domzgr_substitute.h90" |
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| 42 | !!---------------------------------------------------------------------- |
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[247] | 43 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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| 44 | !! $Header$ |
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| 45 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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[3] | 46 | !!---------------------------------------------------------------------- |
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| 47 | |
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| 48 | CONTAINS |
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| 49 | |
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| 50 | !!---------------------------------------------------------------------- |
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| 51 | !! Default option: NetCDF file |
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| 52 | !!---------------------------------------------------------------------- |
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| 53 | |
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| 54 | SUBROUTINE dta_sal( kt ) |
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[473] | 55 | !!---------------------------------------------------------------------- |
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| 56 | !! *** ROUTINE dta_sal *** |
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| 57 | !! |
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| 58 | !! ** Purpose : Reads monthly salinity data |
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| 59 | !! |
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| 60 | !! ** Method : - Read on unit numsdt the monthly salinity data interpo- |
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| 61 | !! lated onto the model grid. |
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| 62 | !! - At each time step, a linear interpolation is applied |
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| 63 | !! between two monthly values. |
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| 64 | !! |
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| 65 | !! History : |
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| 66 | !! ! 91-03 () Original code |
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| 67 | !! ! 92-07 (M. Imbard) |
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| 68 | !! 9.0 ! 02-06 (G. Madec) F90: Free form and module |
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| 69 | !!---------------------------------------------------------------------- |
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| 70 | !! * Modules used |
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| 71 | USE iom |
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| 72 | |
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| 73 | !! * Arguments |
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| 74 | INTEGER, INTENT(in) :: kt ! ocean time step |
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| 75 | |
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| 76 | !! * Local declarations |
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| 77 | |
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| 78 | INTEGER :: ji, jj, jk, jl, jkk ! dummy loop indicies |
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| 79 | INTEGER :: & |
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| 80 | imois, iman, i15, ik ! temporary integers |
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| 81 | # if defined key_tradmp |
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| 82 | INTEGER :: & |
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| 83 | il0, il1, ii0, ii1, ij0, ij1 ! temporary integers |
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| 84 | # endif |
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| 85 | REAL(wp) :: zxy, zl |
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| 86 | #if defined key_orca_lev10 |
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| 87 | REAL(wp), DIMENSION(jpi,jpj,jpkdta,2) :: zsal |
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| 88 | INTEGER :: ikr, ikw, ikt, jjk |
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| 89 | REAL(wp) :: zfac |
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[434] | 90 | #endif |
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[473] | 91 | REAL(wp), DIMENSION(jpk,2) :: & |
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| 92 | zsaldta ! auxiliary array for interpolation |
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| 93 | !!---------------------------------------------------------------------- |
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| 94 | |
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[459] | 95 | ! 0. Initialization |
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| 96 | ! ----------------- |
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[473] | 97 | |
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| 98 | iman = INT( raamo ) |
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| 99 | !!! better but change the results i15 = INT( 2*FLOAT( nday ) / ( FLOAT( nobis(nmonth) ) + 0.5 ) ) |
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[459] | 100 | i15 = nday / 16 |
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| 101 | imois = nmonth + i15 - 1 |
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| 102 | IF( imois == 0 ) imois = iman |
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[473] | 103 | |
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[459] | 104 | ! 1. First call kt=nit000 |
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| 105 | ! ----------------------- |
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[473] | 106 | |
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| 107 | IF( kt == nit000 ) THEN |
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| 108 | |
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| 109 | nsal1 = 0 ! initializations |
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| 110 | IF(lwp) WRITE(numout,*) ' dta_sal : monthly salinity data in NetCDF file' |
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| 111 | CALL iom_open ( 'data_1m_salinity_nomask', numsdt ) |
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| 112 | |
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[459] | 113 | ENDIF |
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[473] | 114 | |
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| 115 | |
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[459] | 116 | ! 2. Read monthly file |
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| 117 | ! ------------------- |
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[473] | 118 | |
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| 119 | IF( kt == nit000 .OR. imois /= nsal1 ) THEN |
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| 120 | |
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| 121 | ! 2.1 Calendar computation |
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| 122 | |
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| 123 | nsal1 = imois ! first file record used |
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| 124 | nsal2 = nsal1 + 1 ! last file record used |
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| 125 | nsal1 = MOD( nsal1, iman ) |
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| 126 | IF( nsal1 == 0 ) nsal1 = iman |
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| 127 | nsal2 = MOD( nsal2, iman ) |
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| 128 | IF( nsal2 == 0 ) nsal2 = iman |
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| 129 | IF(lwp) WRITE(numout,*) 'first record file used nsal1 ', nsal1 |
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| 130 | IF(lwp) WRITE(numout,*) 'last record file used nsal2 ', nsal2 |
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| 131 | |
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| 132 | ! 2.3 Read monthly salinity data Levitus |
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| 133 | |
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| 134 | #if defined key_orca_lev10 |
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| 135 | if (lk_zps) stop |
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| 136 | zsal(:,:,:,:) = 0. |
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| 137 | CALL iom_get (numsdt,jpdom_data,'vosaline',zsal(:,:,:,1),nsal1) |
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| 138 | CALL iom_get (numsdt,jpdom_data,'vosaline',zsal(:,:,:,2),nsal2) |
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| 139 | #else |
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| 140 | CALL iom_get (numsdt,jpdom_data,'vosaline',saldta(:,:,:,1),nsal1) |
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| 141 | CALL iom_get (numsdt,jpdom_data,'vosaline',saldta(:,:,:,2),nsal2) |
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| 142 | #endif |
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| 143 | |
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| 144 | IF(lwp) THEN |
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| 145 | WRITE(numout,*) |
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| 146 | WRITE(numout,*) ' read Levitus salinity ok' |
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| 147 | WRITE(numout,*) |
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| 148 | ENDIF |
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| 149 | |
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[434] | 150 | #if defined key_tradmp |
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[473] | 151 | IF( cp_cfg == "orca" .AND. jp_cfg == 2 ) THEN |
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| 152 | |
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| 153 | ! ! ======================= |
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| 154 | ! ! ORCA_R2 configuration |
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| 155 | ! ! ======================= |
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| 156 | ij0 = 101 ; ij1 = 109 |
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| 157 | ii0 = 141 ; ii1 = 155 |
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| 158 | DO jj = mj0(ij0), mj1(ij1) ! Reduced salinity in the Alboran Sea |
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| 159 | DO ji = mi0(ii0), mi1(ii1) |
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| 160 | #if defined key_orca_lev10 |
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| 161 | zsal (ji,jj,13:13,:) = zsal (ji,jj,13:13,:) - 0.15 |
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| 162 | zsal (ji,jj,14:15,:) = zsal (ji,jj,14:15,:) - 0.25 |
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| 163 | zsal (ji,jj,16:17,:) = zsal (ji,jj,16:17,:) - 0.30 |
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| 164 | zsal (ji,jj,18:25,:) = zsal (ji,jj,18:25,:) - 0.35 |
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| 165 | #else |
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| 166 | saldta(ji,jj,13:13,:) = saldta(ji,jj,13:13,:) - 0.15 |
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| 167 | saldta(ji,jj,14:15,:) = saldta(ji,jj,14:15,:) - 0.25 |
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| 168 | saldta(ji,jj,16:17,:) = saldta(ji,jj,16:17,:) - 0.30 |
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| 169 | saldta(ji,jj,18:25,:) = saldta(ji,jj,18:25,:) - 0.35 |
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| 170 | #endif |
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| 171 | END DO |
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| 172 | END DO |
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| 173 | IF( n_cla == 1 ) THEN |
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| 174 | ! ! New salinity profile at Gibraltar |
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| 175 | il0 = 138 ; il1 = 138 |
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| 176 | ij0 = 101 ; ij1 = 101 |
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| 177 | ii0 = 139 ; ii1 = 139 |
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| 178 | #if defined key_orca_lev10 |
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| 179 | zsal ( mi0(ii0):mi1(ii1), mj0(ij0):mj1(ij1) , : , : ) = & |
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| 180 | & zsal ( mi0(il0):mi1(il1) , mj0(ij0):mj1(ij1) , : , : ) |
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| 181 | #else |
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| 182 | saldta( mi0(ii0):mi1(ii1), mj0(ij0):mj1(ij1) , : , : ) = & |
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| 183 | & saldta( mi0(il0):mi1(il1) , mj0(ij0):mj1(ij1) , : , : ) |
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| 184 | #endif |
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| 185 | ij0 = 101 ; ij1 = 101 |
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| 186 | #if defined key_orca_lev10 |
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| 187 | zsal ( mi0(ii0):mi1(ii1), mj0(ij0):mj1(ij1) , : , : ) = & |
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| 188 | & zsal ( mi0(il0):mi1(il1) , mj0(ij0):mj1(ij1) , : , : ) |
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| 189 | #else |
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| 190 | saldta( mi0(ii0):mi1(ii1), mj0(ij0):mj1(ij1) , : , : ) = & |
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| 191 | & saldta( mi0(il0):mi1(il1) , mj0(ij0):mj1(ij1) , : , : ) |
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| 192 | #endif |
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| 193 | il0 = 138 ; il1 = 138 |
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| 194 | ij0 = 101 ; ij1 = 102 |
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| 195 | ii0 = 139 ; ii1 = 139 |
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| 196 | DO jl = mi0(il0), mi1(il1) ! New salinity profile at Gibraltar |
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| 197 | DO jj = mj0(ij0), mj1(ij1) |
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| 198 | DO ji = mi0(ii0), mi1(ii1) |
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| 199 | #if defined key_orca_lev10 |
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| 200 | zsal (ji,jj,:,:) = zsal (jl,jj,:,:) |
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| 201 | #else |
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| 202 | saldta(ji,jj,:,:) = saldta(jl,jj,:,:) |
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| 203 | #endif |
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| 204 | END DO |
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| 205 | END DO |
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| 206 | END DO |
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| 207 | |
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| 208 | il0 = 164 ; il1 = 164 |
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| 209 | ij0 = 88 ; ij1 = 88 |
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| 210 | ii0 = 161 ; ii1 = 163 |
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| 211 | DO jl = mi0(il0), mi1(il1) ! New salinity profile at Bab el Mandeb |
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| 212 | DO jj = mj0(ij0), mj1(ij1) |
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| 213 | DO ji = mi0(ii0), mi1(ii1) |
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| 214 | #if defined key_orca_lev10 |
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| 215 | zsal (ji,jj,:,:) = zsal (jl,jj,:,:) |
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| 216 | #else |
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| 217 | saldta(ji,jj,:,:) = saldta(jl,jj,:,:) |
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| 218 | #endif |
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| 219 | END DO |
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| 220 | END DO |
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| 221 | ij0 = 87 ; ij1 = 87 |
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| 222 | DO jj = mj0(ij0), mj1(ij1) |
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| 223 | DO ji = mi0(ii0), mi1(ii1) |
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| 224 | #if defined key_orca_lev10 |
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| 225 | zsal (ji,jj,:,:) = zsal (jl,jj,:,:) |
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| 226 | #else |
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| 227 | saldta(ji,jj,:,:) = saldta(jl,jj,:,:) |
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| 228 | #endif |
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| 229 | END DO |
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| 230 | END DO |
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| 231 | END DO |
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| 232 | |
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| 233 | ENDIF |
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| 234 | |
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| 235 | ENDIF |
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[459] | 236 | #endif |
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[473] | 237 | |
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| 238 | #if defined key_orca_lev10 |
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| 239 | ! interpolate from 31 to 301 level the zsal field result in saldta |
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| 240 | DO jl = 1, 2 |
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| 241 | DO jjk = 1, 5 |
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| 242 | saldta(:,:,jjk,jl) = zsal(:,:,1,jl) |
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| 243 | ENDDO |
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| 244 | DO jk = 1, jpk - 20, 10 |
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| 245 | ikr = INT( jk / 10 ) + 1 |
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| 246 | ikw = (ikr-1) * 10 + 1 |
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| 247 | ikt = ikw + 5 |
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| 248 | DO jjk = ikt , ikt + 9 |
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| 249 | zfac = ( gdept(jjk) - gdepw(ikt) ) / ( gdepw(ikt+10) - gdepw(ikt) ) |
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| 250 | saldta(:,:,jjk,jl) = zsal(:,:,ikr,jl) + ( zsal(:,:,ikr+1,jl) - zsal(:,:,ikr,jl) ) * zfac |
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| 251 | END DO |
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| 252 | END DO |
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| 253 | DO jjk = jpk-5, jpk |
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| 254 | saldta(:,:,jjk,jl) = zsal(:,:,jpkdta-1,jl) |
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| 255 | END DO |
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| 256 | ! fill the overlap areas |
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| 257 | CALL lbc_lnk (saldta(:,:,:,jl),'Z',-999.,'no0') |
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| 258 | END DO |
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| 259 | |
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| 260 | #endif |
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| 261 | |
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| 262 | IF( ln_sco ) THEN |
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| 263 | DO jl = 1, 2 |
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| 264 | DO jj = 1, jpj ! interpolation of salinites |
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| 265 | DO ji = 1, jpi |
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| 266 | DO jk = 1, jpk |
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| 267 | zl=fsdept(ji,jj,jk) |
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| 268 | IF(zl < gdept_0(1)) zsaldta(jk,jl) = saldta(ji,jj,1,jl) |
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| 269 | IF(zl > gdept_0(jpk)) zsaldta(jk,jl) = saldta(ji,jj,jpkm1,jl) |
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| 270 | DO jkk = 1, jpkm1 |
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| 271 | IF((zl-gdept_0(jkk))*(zl-gdept_0(jkk+1)).le.0.0) THEN |
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| 272 | zsaldta(jk,jl) = saldta(ji,jj,jkk,jl) & |
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| 273 | & + (zl-gdept_0(jkk))/(gdept_0(jkk+1)-gdept_0(jkk)) & |
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| 274 | & *(saldta(ji,jj,jkk+1,jl) - saldta(ji,jj,jkk,jl)) |
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| 275 | ENDIF |
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| 276 | END DO |
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| 277 | END DO |
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| 278 | DO jk = 1, jpkm1 |
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| 279 | saldta(ji,jj,jk,jl) = zsaldta(jk,jl) |
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| 280 | END DO |
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| 281 | saldta(ji,jj,jpk,jl) = 0.0 |
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| 282 | END DO |
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| 283 | END DO |
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| 284 | END DO |
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| 285 | |
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| 286 | IF(lwp) WRITE(numout,*) |
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| 287 | IF(lwp) WRITE(numout,*) ' Levitus salinity data interpolated to s-coordinate' |
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| 288 | IF(lwp) WRITE(numout,*) |
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| 289 | |
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| 290 | ELSE |
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| 291 | ! ! Mask |
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| 292 | DO jl = 1, 2 |
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| 293 | saldta(:,:,:,jl) = saldta(:,:,:,jl)*tmask(:,:,:) |
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| 294 | saldta(:,:,jpk,jl) = 0. |
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| 295 | IF( ln_zps ) THEN ! z-coord. partial steps |
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| 296 | DO jj = 1, jpj ! interpolation of salinity at the last ocean level (i.e. the partial step) |
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| 297 | DO ji = 1, jpi |
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| 298 | ik = mbathy(ji,jj) - 1 |
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| 299 | IF( ik > 2 ) THEN |
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| 300 | zl = ( gdept_0(ik) - fsdept(ji,jj,ik) ) / ( gdept_0(ik) - gdept_0(ik-1) ) |
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| 301 | saldta(ji,jj,ik,jl) = (1.-zl) * saldta(ji,jj,ik,jl) +zl * saldta(ji,jj,ik-1,jl) |
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| 302 | ENDIF |
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| 303 | END DO |
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| 304 | END DO |
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| 305 | ENDIF |
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| 306 | END DO |
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| 307 | ENDIF |
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| 308 | |
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| 309 | |
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| 310 | IF(lwp) THEN |
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| 311 | WRITE(numout,*)' salinity Levitus month ',nsal1,nsal2 |
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| 312 | WRITE(numout,*) |
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| 313 | WRITE(numout,*) ' Levitus month = ',nsal1,' level = 1' |
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| 314 | CALL prihre(saldta(:,:,1,1),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
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| 315 | WRITE(numout,*) ' Levitus month = ',nsal1,' level = ',jpk/2 |
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| 316 | CALL prihre(saldta(:,:,jpk/2,1),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
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| 317 | WRITE(numout,*) ' Levitus month = ',nsal1,' level = ',jpkm1 |
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| 318 | CALL prihre(saldta(:,:,jpkm1,1),jpi,jpj,1,jpi,20,1,jpj,20,1.,numout) |
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| 319 | ENDIF |
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[459] | 320 | ENDIF |
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[473] | 321 | |
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| 322 | |
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[459] | 323 | ! 3. At every time step compute salinity data |
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| 324 | ! ------------------------------------------- |
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[473] | 325 | |
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[459] | 326 | zxy = FLOAT(nday + 15 - 30*i15)/30. |
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| 327 | s_dta(:,:,:) = ( 1.- zxy ) * saldta(:,:,:,1) + zxy * saldta(:,:,:,2) |
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[473] | 328 | |
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| 329 | ! Close the file |
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| 330 | ! -------------- |
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| 331 | |
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| 332 | IF( kt == nitend ) CALL iom_close (numsdt) |
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[459] | 333 | |
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[3] | 334 | END SUBROUTINE dta_sal |
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| 335 | |
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| 336 | #else |
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| 337 | !!---------------------------------------------------------------------- |
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| 338 | !! Default option: NO salinity data |
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| 339 | !!---------------------------------------------------------------------- |
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[16] | 340 | LOGICAL , PUBLIC, PARAMETER :: lk_dtasal = .FALSE. !: salinity data flag |
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[3] | 341 | CONTAINS |
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| 342 | SUBROUTINE dta_sal( kt ) ! Empty routine |
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[16] | 343 | WRITE(*,*) 'dta_sal: You should not have seen this print! error?', kt |
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[3] | 344 | END SUBROUTINE dta_sal |
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| 345 | #endif |
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| 346 | !!====================================================================== |
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| 347 | END MODULE dtasal |
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