[268] | 1 | MODULE trcdta |
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| 2 | !!====================================================================== |
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[433] | 3 | !! *** MODULE trcdta *** |
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[945] | 4 | !! TOP : reads passive tracer data |
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[268] | 5 | !!===================================================================== |
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[945] | 6 | !! History : 1.0 ! 2002-04 (O. Aumont) original code |
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| 7 | !! - ! 2004-03 (C. Ethe) module |
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| 8 | !! - ! 2005-03 (O. Aumont, A. El Moussaoui) F90 |
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[274] | 9 | !!---------------------------------------------------------------------- |
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[945] | 10 | #if defined key_top && defined key_dtatrc |
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[268] | 11 | !!---------------------------------------------------------------------- |
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[945] | 12 | !! 'key_top' and 'key_dtatrc' TOP model + passive tracer data |
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[268] | 13 | !!---------------------------------------------------------------------- |
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| 14 | !! dta_trc : read ocean passive tracer data |
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| 15 | !!---------------------------------------------------------------------- |
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[335] | 16 | USE oce_trc |
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[945] | 17 | USE par_trc |
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[335] | 18 | USE trc |
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| 19 | USE lib_print |
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[945] | 20 | USE iom |
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[268] | 21 | |
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| 22 | IMPLICIT NONE |
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| 23 | PRIVATE |
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| 24 | |
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[945] | 25 | PUBLIC dta_trc ! called in trcdtr.F90 and trcdmp.F90 |
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[268] | 26 | |
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[945] | 27 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk,jptra) :: trdta !: tracer data at given time-step |
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[268] | 28 | |
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[945] | 29 | REAL(wp), DIMENSION(jpi,jpj,jpk,jptra,2) :: tracdta ! tracer data at two consecutive times |
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| 30 | INTEGER , DIMENSION(jptra) :: nlectr !: switch for reading once |
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| 31 | INTEGER , DIMENSION(jptra) :: ntrc1 !: number of first month when reading 12 monthly value |
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| 32 | INTEGER , DIMENSION(jptra) :: ntrc2 !: number of second month when reading 12 monthly value |
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[268] | 33 | |
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| 34 | !! * Substitutions |
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[945] | 35 | # include "top_substitute.h90" |
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[268] | 36 | !!---------------------------------------------------------------------- |
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[945] | 37 | !! NEMO/TOP 1.0 , LOCEAN-IPSL (2005) |
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| 38 | !! $Header:$ |
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| 39 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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[268] | 40 | !!---------------------------------------------------------------------- |
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| 41 | |
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| 42 | CONTAINS |
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| 43 | |
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| 44 | !!---------------------------------------------------------------------- |
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| 45 | !! Default case NetCDF file |
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| 46 | !!---------------------------------------------------------------------- |
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[335] | 47 | |
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[268] | 48 | SUBROUTINE dta_trc( kt ) |
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[335] | 49 | !!---------------------------------------------------------------------- |
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| 50 | !! *** ROUTINE dta_trc *** |
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| 51 | !! |
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| 52 | !! ** Purpose : Reads passive tracer data (Levitus monthly data) |
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| 53 | !! |
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| 54 | !! ** Method : Read on unit numtr the interpolated tracer concentra- |
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| 55 | !! tion onto the global grid. Data begin at january. |
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| 56 | !! The value is centered at the middle of month. |
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| 57 | !! In the opa model, kt=1 agree with january 1. |
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| 58 | !! At each time step, a linear interpolation is applied between |
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| 59 | !! two monthly values. |
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| 60 | !!---------------------------------------------------------------------- |
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[268] | 61 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
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[945] | 62 | !! |
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| 63 | CHARACTER (len=39) :: clname(jptra) |
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| 64 | INTEGER, PARAMETER :: jpmois = 12 ! number of months |
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| 65 | INTEGER :: ji, jj, jn, jl |
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| 66 | INTEGER :: imois, iman, i15, ik ! temporary integers |
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| 67 | REAL(wp) :: zxy, zl |
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[335] | 68 | !!---------------------------------------------------------------------- |
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[268] | 69 | |
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| 70 | DO jn = 1, jptra |
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| 71 | |
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[335] | 72 | IF( lutini(jn) ) THEN |
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[268] | 73 | |
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[493] | 74 | IF ( kt == nittrc000 ) THEN |
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[335] | 75 | !! 3D tracer data |
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| 76 | IF(lwp)WRITE(numout,*) |
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[433] | 77 | IF(lwp)WRITE(numout,*) ' dta_trc: reading tracer' |
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| 78 | IF(lwp)WRITE(numout,*) ' data file ', jn, ctrcnm(jn) |
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[335] | 79 | IF(lwp)WRITE(numout,*) |
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| 80 | nlectr(jn) = 0 |
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| 81 | ENDIF |
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| 82 | ! Initialization |
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| 83 | iman = jpmois |
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| 84 | i15 = nday/16 |
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| 85 | imois = nmonth + i15 -1 |
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| 86 | IF( imois == 0 ) imois = iman |
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[268] | 87 | |
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[493] | 88 | |
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[335] | 89 | ! First call kt=nit000 |
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| 90 | ! -------------------- |
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[268] | 91 | |
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[493] | 92 | IF ( kt == nittrc000 .AND. nlectr(jn) == 0 ) THEN |
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[335] | 93 | ntrc1(jn) = 0 |
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[493] | 94 | IF(lwp) WRITE(numout,*) ' trc_dta : Levitus tracer data monthly fields' |
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[335] | 95 | ! open file |
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[945] | 96 | # if defined key_pisces |
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[335] | 97 | clname(jn) = 'LEVITUS_'//ctrcnm(jn) |
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[945] | 98 | # else |
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[433] | 99 | clname(jn) = ctrcnm(jn) |
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[945] | 100 | # endif |
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[493] | 101 | CALL iom_open ( clname(jn), numtr(jn) ) |
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[268] | 102 | |
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| 103 | ENDIF |
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| 104 | |
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[945] | 105 | # if defined key_pisces |
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[335] | 106 | ! Read montly file |
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[493] | 107 | IF( ( kt == nittrc000 .AND. nlectr(jn) == 0) .OR. imois /= ntrc1(jn) ) THEN |
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[335] | 108 | nlectr(jn) = 1 |
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[268] | 109 | |
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[335] | 110 | ! Calendar computation |
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[268] | 111 | |
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[335] | 112 | ! ntrc1 number of the first file record used in the simulation |
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| 113 | ! ntrc2 number of the last file record |
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[268] | 114 | |
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[335] | 115 | ntrc1(jn) = imois |
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| 116 | ntrc2(jn) = ntrc1(jn) + 1 |
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| 117 | ntrc1(jn) = MOD( ntrc1(jn), iman ) |
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| 118 | IF ( ntrc1(jn) == 0 ) ntrc1(jn) = iman |
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| 119 | ntrc2(jn) = MOD( ntrc2(jn), iman ) |
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| 120 | IF ( ntrc2(jn) == 0 ) ntrc2(jn) = iman |
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| 121 | IF(lwp) WRITE(numout,*) 'first record file used ntrc1 ', ntrc1(jn) |
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| 122 | IF(lwp) WRITE(numout,*) 'last record file used ntrc2 ', ntrc2(jn) |
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[268] | 123 | |
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[335] | 124 | ! Read montly passive tracer data Levitus |
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[268] | 125 | |
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[493] | 126 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), tracdta(:,:,:,jn,1), ntrc1(jn) ) |
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| 127 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), tracdta(:,:,:,jn,2), ntrc2(jn) ) |
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[268] | 128 | |
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[335] | 129 | IF(lwp) THEN |
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| 130 | WRITE(numout,*) |
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| 131 | WRITE(numout,*) ' read tracer data ', ctrcnm(jn),' ok' |
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| 132 | WRITE(numout,*) |
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| 133 | ENDIF |
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[268] | 134 | |
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[335] | 135 | ! Apply Mask |
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| 136 | DO jl = 1, 2 |
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| 137 | tracdta(:,:,: ,jn,jl) = tracdta(:,:,:,jn,jl) * tmask(:,:,:) |
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| 138 | tracdta(:,:,jpk,jn,jl) = 0. |
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[493] | 139 | IF( ln_zps ) THEN ! z-coord. with partial steps |
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[335] | 140 | DO jj = 1, jpj ! interpolation of temperature at the last level |
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| 141 | DO ji = 1, jpi |
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| 142 | ik = mbathy(ji,jj) - 1 |
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| 143 | IF( ik > 2 ) THEN |
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[945] | 144 | zl = ( gdept_0(ik) - fsdept(ji,jj,ik) ) / ( gdept_0(ik) - gdept_0(ik-1) ) |
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| 145 | tracdta(ji,jj,ik,jn,jl) = (1.-zl) * tracdta(ji,jj,ik ,jn,jl) & |
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| 146 | & + zl * tracdta(ji,jj,ik-1,jn,jl) |
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[335] | 147 | ENDIF |
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| 148 | END DO |
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| 149 | END DO |
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| 150 | ENDIF |
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[268] | 151 | |
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| 152 | END DO |
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[335] | 153 | |
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[268] | 154 | ENDIF |
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| 155 | |
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[335] | 156 | IF(lwp) THEN |
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[945] | 157 | WRITE(numout,*) ctrcnm(jn), 'Levitus month ', ntrc1(jn), ntrc2(jn) |
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[335] | 158 | WRITE(numout,*) |
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[945] | 159 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), ' level = 1' |
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[335] | 160 | CALL prihre( tracdta(1,1,1,jn,1), jpi, jpj, 1, jpi, 20, 1 & |
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[945] | 161 | & ,jpj, 20, 1., numout ) |
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| 162 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), ' level = ',jpk/2 |
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[335] | 163 | CALL prihre( tracdta(1,1,jpk/2,jn,1), jpi, jpj, 1, jpi, & |
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[945] | 164 | & 20, 1, jpj, 20, 1., numout ) |
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| 165 | WRITE(numout,*) ' Levitus month = ',ntrc1(jn),' level = ',jpkm1 |
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[335] | 166 | CALL prihre( tracdta(1,1,jpkm1,jn,1), jpi, jpj, 1, jpi, & |
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[945] | 167 | & 20, 1, jpj, 20, 1., numout ) |
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[335] | 168 | ENDIF |
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[268] | 169 | |
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[335] | 170 | ! At every time step compute temperature data |
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| 171 | zxy = FLOAT( nday + 15 - 30 * i15 ) / 30. |
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[945] | 172 | trdta(:,:,:,jn) = ( 1. - zxy ) * tracdta(:,:,:,jn,1) & |
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| 173 | & + zxy * tracdta(:,:,:,jn,2) |
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[268] | 174 | |
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[945] | 175 | IF( jn == jpno3 ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 7.6e-6 |
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| 176 | IF( jn == jpdic ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 177 | IF( jn == jptal ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 178 | IF( jn == jpoxy ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 44.6e-6 |
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| 179 | IF( jn == jpsil ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 180 | IF( jn == jppo4 ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 122.0e-6 |
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[493] | 181 | |
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| 182 | ! Close the file |
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| 183 | ! -------------- |
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| 184 | |
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[945] | 185 | IF( kt == nitend ) CALL iom_close( numtr(jn) ) |
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[493] | 186 | |
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[945] | 187 | # else |
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[433] | 188 | ! Read init file only |
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[493] | 189 | IF( kt == nittrc000 ) THEN |
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| 190 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), trdta(:,:,:,jn), ntrc1(jn) ) |
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| 191 | trdta(:,:,:,jn) = trdta(:,:,:,jn) * tmask(:,:,:) |
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| 192 | CALL iom_close ( numtr(jn) ) |
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[433] | 193 | ENDIF |
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[945] | 194 | # endif |
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[268] | 195 | |
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[945] | 196 | ENDIF |
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[268] | 197 | |
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[945] | 198 | END DO |
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| 199 | ! |
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[268] | 200 | END SUBROUTINE dta_trc |
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| 201 | |
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| 202 | #else |
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| 203 | !!---------------------------------------------------------------------- |
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[945] | 204 | !! Dummy module NO 3D passive tracer data |
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[268] | 205 | !!---------------------------------------------------------------------- |
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| 206 | CONTAINS |
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| 207 | SUBROUTINE dta_trc( kt ) ! Empty routine |
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| 208 | WRITE(*,*) 'dta_trc: You should not have seen this print! error?', kt |
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| 209 | END SUBROUTINE dta_trc |
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| 210 | #endif |
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| 211 | |
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[945] | 212 | !!====================================================================== |
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[268] | 213 | END MODULE trcdta |
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