[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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[1077] | 14 | !! trc_dta : read ocean passive tracer data |
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[268] | 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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[2715] | 25 | PUBLIC trc_dta ! called in trcini.F90 and trcdmp.F90 |
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| 26 | PUBLIC trc_dta_alloc ! called in nemogcm.F90 |
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[268] | 27 | |
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[1801] | 28 | LOGICAL , PUBLIC, PARAMETER :: lk_dtatrc = .TRUE. !: temperature data flag |
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[2715] | 29 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: trdta !: tracer data at given time-step |
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[268] | 30 | |
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[2715] | 31 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:,:,:) :: tracdta ! tracer data at two consecutive times |
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| 32 | INTEGER , ALLOCATABLE, SAVE, DIMENSION(:) :: nlectr !: switch for reading once |
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| 33 | INTEGER , ALLOCATABLE, SAVE, DIMENSION(:) :: ntrc1 !: number of 1st month when reading 12 monthly value |
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| 34 | INTEGER , ALLOCATABLE, SAVE, DIMENSION(:) :: ntrc2 !: number of 2nd month when reading 12 monthly value |
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[268] | 35 | |
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| 36 | !! * Substitutions |
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[945] | 37 | # include "top_substitute.h90" |
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[268] | 38 | !!---------------------------------------------------------------------- |
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[2528] | 39 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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[1152] | 40 | !! $Id$ |
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[2715] | 41 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[268] | 42 | !!---------------------------------------------------------------------- |
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| 43 | CONTAINS |
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| 44 | |
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[1011] | 45 | SUBROUTINE trc_dta( kt ) |
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[335] | 46 | !!---------------------------------------------------------------------- |
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[1011] | 47 | !! *** ROUTINE trc_dta *** |
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[335] | 48 | !! |
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| 49 | !! ** Purpose : Reads passive tracer data (Levitus monthly data) |
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| 50 | !! |
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| 51 | !! ** Method : Read on unit numtr the interpolated tracer concentra- |
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| 52 | !! tion onto the global grid. Data begin at january. |
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| 53 | !! The value is centered at the middle of month. |
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| 54 | !! In the opa model, kt=1 agree with january 1. |
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| 55 | !! At each time step, a linear interpolation is applied between |
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| 56 | !! two monthly values. |
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| 57 | !!---------------------------------------------------------------------- |
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[2715] | 58 | INTEGER, INTENT(in) :: kt ! ocean time-step |
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[945] | 59 | !! |
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| 60 | CHARACTER (len=39) :: clname(jptra) |
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[2528] | 61 | INTEGER, PARAMETER :: jpmonth = 12 ! number of months |
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[945] | 62 | INTEGER :: ji, jj, jn, jl |
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| 63 | INTEGER :: imois, iman, i15, ik ! temporary integers |
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| 64 | REAL(wp) :: zxy, zl |
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[2528] | 65 | !!gm HERE the daymod should be used instead of computation of month and co !! |
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| 66 | !!gm better in case of real calandar and leap-years ! |
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[335] | 67 | !!---------------------------------------------------------------------- |
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[268] | 68 | |
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| 69 | DO jn = 1, jptra |
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| 70 | |
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[335] | 71 | IF( lutini(jn) ) THEN |
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[268] | 72 | |
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[2830] | 73 | IF ( kt == nittrc000 ) THEN |
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[335] | 74 | !! 3D tracer data |
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| 75 | IF(lwp)WRITE(numout,*) |
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[433] | 76 | IF(lwp)WRITE(numout,*) ' dta_trc: reading tracer' |
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| 77 | IF(lwp)WRITE(numout,*) ' data file ', jn, ctrcnm(jn) |
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[335] | 78 | IF(lwp)WRITE(numout,*) |
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| 79 | nlectr(jn) = 0 |
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| 80 | ENDIF |
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| 81 | ! Initialization |
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[1801] | 82 | iman = jpmonth |
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[1077] | 83 | i15 = nday / 16 |
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[335] | 84 | imois = nmonth + i15 -1 |
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| 85 | IF( imois == 0 ) imois = iman |
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[268] | 86 | |
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[493] | 87 | |
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[2830] | 88 | ! First call kt=nittrc000 |
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[335] | 89 | ! -------------------- |
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[268] | 90 | |
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[2830] | 91 | IF ( kt == nittrc000 .AND. nlectr(jn) == 0 ) THEN |
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[335] | 92 | ntrc1(jn) = 0 |
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[493] | 93 | IF(lwp) WRITE(numout,*) ' trc_dta : Levitus tracer data monthly fields' |
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[335] | 94 | ! open file |
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[945] | 95 | # if defined key_pisces |
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[1645] | 96 | clname(jn) = 'data_1m_'//TRIM(ctrcnm(jn))//'_nomask' |
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[945] | 97 | # else |
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[1645] | 98 | clname(jn) = TRIM(ctrcnm(jn)) |
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[945] | 99 | # endif |
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[493] | 100 | CALL iom_open ( clname(jn), numtr(jn) ) |
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[268] | 101 | |
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| 102 | ENDIF |
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| 103 | |
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[945] | 104 | # if defined key_pisces |
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[335] | 105 | ! Read montly file |
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[2830] | 106 | IF( ( kt == nittrc000 .AND. nlectr(jn) == 0) .OR. imois /= ntrc1(jn) ) THEN |
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[335] | 107 | nlectr(jn) = 1 |
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[268] | 108 | |
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[335] | 109 | ! Calendar computation |
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[268] | 110 | |
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[335] | 111 | ! ntrc1 number of the first file record used in the simulation |
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| 112 | ! ntrc2 number of the last file record |
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[268] | 113 | |
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[335] | 114 | ntrc1(jn) = imois |
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| 115 | ntrc2(jn) = ntrc1(jn) + 1 |
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| 116 | ntrc1(jn) = MOD( ntrc1(jn), iman ) |
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| 117 | IF ( ntrc1(jn) == 0 ) ntrc1(jn) = iman |
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| 118 | ntrc2(jn) = MOD( ntrc2(jn), iman ) |
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| 119 | IF ( ntrc2(jn) == 0 ) ntrc2(jn) = iman |
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| 120 | IF(lwp) WRITE(numout,*) 'first record file used ntrc1 ', ntrc1(jn) |
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| 121 | IF(lwp) WRITE(numout,*) 'last record file used ntrc2 ', ntrc2(jn) |
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[268] | 122 | |
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[335] | 123 | ! Read montly passive tracer data Levitus |
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[268] | 124 | |
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[493] | 125 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), tracdta(:,:,:,jn,1), ntrc1(jn) ) |
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| 126 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), tracdta(:,:,:,jn,2), ntrc2(jn) ) |
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[268] | 127 | |
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[335] | 128 | IF(lwp) THEN |
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| 129 | WRITE(numout,*) |
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| 130 | WRITE(numout,*) ' read tracer data ', ctrcnm(jn),' ok' |
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| 131 | WRITE(numout,*) |
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| 132 | ENDIF |
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[268] | 133 | |
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[335] | 134 | ! Apply Mask |
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| 135 | DO jl = 1, 2 |
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| 136 | tracdta(:,:,: ,jn,jl) = tracdta(:,:,:,jn,jl) * tmask(:,:,:) |
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| 137 | tracdta(:,:,jpk,jn,jl) = 0. |
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[493] | 138 | IF( ln_zps ) THEN ! z-coord. with partial steps |
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[335] | 139 | DO jj = 1, jpj ! interpolation of temperature at the last level |
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| 140 | DO ji = 1, jpi |
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[2528] | 141 | ik = mbkt(ji,jj) |
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[335] | 142 | IF( ik > 2 ) THEN |
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[1645] | 143 | zl = ( gdept_0(ik) - fsdept_0(ji,jj,ik) ) / ( gdept_0(ik) - gdept_0(ik-1) ) |
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| 144 | tracdta(ji,jj,ik,jn,jl) = (1.-zl) * tracdta(ji,jj,ik ,jn,jl) & |
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[945] | 145 | & + zl * tracdta(ji,jj,ik-1,jn,jl) |
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[335] | 146 | ENDIF |
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| 147 | END DO |
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| 148 | END DO |
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| 149 | ENDIF |
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[268] | 150 | |
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| 151 | END DO |
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[335] | 152 | |
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[268] | 153 | ENDIF |
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| 154 | |
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[335] | 155 | IF(lwp) THEN |
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[945] | 156 | WRITE(numout,*) ctrcnm(jn), 'Levitus month ', ntrc1(jn), ntrc2(jn) |
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[335] | 157 | WRITE(numout,*) |
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[945] | 158 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), ' level = 1' |
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[335] | 159 | CALL prihre( tracdta(1,1,1,jn,1), jpi, jpj, 1, jpi, 20, 1 & |
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[945] | 160 | & ,jpj, 20, 1., numout ) |
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| 161 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), ' level = ',jpk/2 |
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[335] | 162 | CALL prihre( tracdta(1,1,jpk/2,jn,1), jpi, jpj, 1, jpi, & |
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[945] | 163 | & 20, 1, jpj, 20, 1., numout ) |
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| 164 | WRITE(numout,*) ' Levitus month = ',ntrc1(jn),' level = ',jpkm1 |
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[335] | 165 | CALL prihre( tracdta(1,1,jpkm1,jn,1), jpi, jpj, 1, jpi, & |
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[945] | 166 | & 20, 1, jpj, 20, 1., numout ) |
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[335] | 167 | ENDIF |
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[268] | 168 | |
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[335] | 169 | ! At every time step compute temperature data |
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| 170 | zxy = FLOAT( nday + 15 - 30 * i15 ) / 30. |
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[945] | 171 | trdta(:,:,:,jn) = ( 1. - zxy ) * tracdta(:,:,:,jn,1) & |
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| 172 | & + zxy * tracdta(:,:,:,jn,2) |
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[268] | 173 | |
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[945] | 174 | IF( jn == jpno3 ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 7.6e-6 |
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| 175 | IF( jn == jpdic ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 176 | IF( jn == jptal ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 177 | IF( jn == jpoxy ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 44.6e-6 |
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| 178 | IF( jn == jpsil ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 179 | IF( jn == jppo4 ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 122.0e-6 |
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[493] | 180 | |
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| 181 | ! Close the file |
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| 182 | ! -------------- |
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| 183 | |
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[945] | 184 | IF( kt == nitend ) CALL iom_close( numtr(jn) ) |
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[493] | 185 | |
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[945] | 186 | # else |
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[433] | 187 | ! Read init file only |
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[2830] | 188 | IF( kt == nittrc000 ) THEN |
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[1796] | 189 | ntrc1(jn) = 1 |
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[493] | 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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| 195 | ENDIF |
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[268] | 196 | |
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[945] | 197 | END DO |
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| 198 | ! |
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[1011] | 199 | END SUBROUTINE trc_dta |
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[268] | 200 | |
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[2715] | 201 | |
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| 202 | INTEGER FUNCTION trc_dta_alloc() |
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| 203 | !!---------------------------------------------------------------------- |
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| 204 | !! *** ROUTINE trc_dta_alloc *** |
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| 205 | !!---------------------------------------------------------------------- |
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| 206 | ALLOCATE( trdta (jpi,jpj,jpk,jptra ) , & |
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| 207 | & tracdta(jpi,jpj,jpk,jptra,2) , & |
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| 208 | & nlectr(jptra) , ntrc1(jptra) , ntrc2(jptra) , STAT=trc_dta_alloc) |
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| 209 | ! |
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| 210 | IF( trc_dta_alloc /= 0 ) CALL ctl_warn('trc_dta_alloc : failed to allocate arrays') |
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| 211 | ! |
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| 212 | END FUNCTION trc_dta_alloc |
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| 213 | |
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[268] | 214 | #else |
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| 215 | !!---------------------------------------------------------------------- |
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[945] | 216 | !! Dummy module NO 3D passive tracer data |
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[268] | 217 | !!---------------------------------------------------------------------- |
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[1801] | 218 | LOGICAL , PUBLIC, PARAMETER :: lk_dtatrc = .FALSE. !: temperature data flag |
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[268] | 219 | CONTAINS |
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[1011] | 220 | SUBROUTINE trc_dta( kt ) ! Empty routine |
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| 221 | WRITE(*,*) 'trc_dta: You should not have seen this print! error?', kt |
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| 222 | END SUBROUTINE trc_dta |
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[268] | 223 | #endif |
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| 224 | |
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[945] | 225 | !!====================================================================== |
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[268] | 226 | END MODULE trcdta |
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