[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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[2593] | 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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[2593] | 29 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: trdta !: tracer data at given time-step |
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[268] | 30 | |
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[2593] | 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 first month when reading 12 monthly value |
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| 34 | INTEGER , ALLOCATABLE, SAVE, DIMENSION(:) :: ntrc2 !: number of second 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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[2528] | 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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[2593] | 45 | FUNCTION trc_dta_alloc() |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | !! *** ROUTINE trc_dta_alloc *** |
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| 48 | !!---------------------------------------------------------------------- |
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| 49 | INTEGER :: trc_dta_alloc |
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| 50 | !!---------------------------------------------------------------------- |
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| 51 | |
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| 52 | ALLOCATE(trdta(jpi,jpj,jpk,jptra), & |
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| 53 | tracdta(jpi,jpj,jpk,jptra,2), & |
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| 54 | nlectr(jptra), ntrc1(jptra), ntrc2,(jptra), & |
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| 55 | ! |
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| 56 | Stat = trc_dta_alloc) |
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| 57 | |
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| 58 | IF(trc_dta_alloc /= 0)THEN |
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| 59 | CALL ctl_warn('trc_dta_alloc : failed to allocate arrays.') |
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| 60 | END IF |
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| 61 | |
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| 62 | END FUNCTION trc_dta_alloc |
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| 63 | |
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| 64 | |
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[1011] | 65 | SUBROUTINE trc_dta( kt ) |
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[335] | 66 | !!---------------------------------------------------------------------- |
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[1011] | 67 | !! *** ROUTINE trc_dta *** |
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[335] | 68 | !! |
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| 69 | !! ** Purpose : Reads passive tracer data (Levitus monthly data) |
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| 70 | !! |
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| 71 | !! ** Method : Read on unit numtr the interpolated tracer concentra- |
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| 72 | !! tion onto the global grid. Data begin at january. |
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| 73 | !! The value is centered at the middle of month. |
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| 74 | !! In the opa model, kt=1 agree with january 1. |
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| 75 | !! At each time step, a linear interpolation is applied between |
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| 76 | !! two monthly values. |
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| 77 | !!---------------------------------------------------------------------- |
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[268] | 78 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
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[945] | 79 | !! |
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| 80 | CHARACTER (len=39) :: clname(jptra) |
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[2528] | 81 | INTEGER, PARAMETER :: jpmonth = 12 ! number of months |
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[945] | 82 | INTEGER :: ji, jj, jn, jl |
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| 83 | INTEGER :: imois, iman, i15, ik ! temporary integers |
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| 84 | REAL(wp) :: zxy, zl |
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[2528] | 85 | !!gm HERE the daymod should be used instead of computation of month and co !! |
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| 86 | !!gm better in case of real calandar and leap-years ! |
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[335] | 87 | !!---------------------------------------------------------------------- |
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[268] | 88 | |
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| 89 | DO jn = 1, jptra |
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| 90 | |
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[335] | 91 | IF( lutini(jn) ) THEN |
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[268] | 92 | |
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[2528] | 93 | IF ( kt == nit000 ) THEN |
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[335] | 94 | !! 3D tracer data |
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| 95 | IF(lwp)WRITE(numout,*) |
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[433] | 96 | IF(lwp)WRITE(numout,*) ' dta_trc: reading tracer' |
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| 97 | IF(lwp)WRITE(numout,*) ' data file ', jn, ctrcnm(jn) |
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[335] | 98 | IF(lwp)WRITE(numout,*) |
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| 99 | nlectr(jn) = 0 |
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| 100 | ENDIF |
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| 101 | ! Initialization |
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[1801] | 102 | iman = jpmonth |
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[1077] | 103 | i15 = nday / 16 |
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[335] | 104 | imois = nmonth + i15 -1 |
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| 105 | IF( imois == 0 ) imois = iman |
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[268] | 106 | |
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[493] | 107 | |
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[335] | 108 | ! First call kt=nit000 |
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| 109 | ! -------------------- |
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[268] | 110 | |
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[2528] | 111 | IF ( kt == nit000 .AND. nlectr(jn) == 0 ) THEN |
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[335] | 112 | ntrc1(jn) = 0 |
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[493] | 113 | IF(lwp) WRITE(numout,*) ' trc_dta : Levitus tracer data monthly fields' |
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[335] | 114 | ! open file |
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[945] | 115 | # if defined key_pisces |
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[1645] | 116 | clname(jn) = 'data_1m_'//TRIM(ctrcnm(jn))//'_nomask' |
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[945] | 117 | # else |
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[1645] | 118 | clname(jn) = TRIM(ctrcnm(jn)) |
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[945] | 119 | # endif |
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[493] | 120 | CALL iom_open ( clname(jn), numtr(jn) ) |
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[268] | 121 | |
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| 122 | ENDIF |
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| 123 | |
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[945] | 124 | # if defined key_pisces |
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[335] | 125 | ! Read montly file |
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[2528] | 126 | IF( ( kt == nit000 .AND. nlectr(jn) == 0) .OR. imois /= ntrc1(jn) ) THEN |
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[335] | 127 | nlectr(jn) = 1 |
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[268] | 128 | |
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[335] | 129 | ! Calendar computation |
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[268] | 130 | |
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[335] | 131 | ! ntrc1 number of the first file record used in the simulation |
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| 132 | ! ntrc2 number of the last file record |
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[268] | 133 | |
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[335] | 134 | ntrc1(jn) = imois |
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| 135 | ntrc2(jn) = ntrc1(jn) + 1 |
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| 136 | ntrc1(jn) = MOD( ntrc1(jn), iman ) |
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| 137 | IF ( ntrc1(jn) == 0 ) ntrc1(jn) = iman |
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| 138 | ntrc2(jn) = MOD( ntrc2(jn), iman ) |
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| 139 | IF ( ntrc2(jn) == 0 ) ntrc2(jn) = iman |
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| 140 | IF(lwp) WRITE(numout,*) 'first record file used ntrc1 ', ntrc1(jn) |
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| 141 | IF(lwp) WRITE(numout,*) 'last record file used ntrc2 ', ntrc2(jn) |
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[268] | 142 | |
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[335] | 143 | ! Read montly passive tracer data Levitus |
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[268] | 144 | |
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[493] | 145 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), tracdta(:,:,:,jn,1), ntrc1(jn) ) |
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| 146 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), tracdta(:,:,:,jn,2), ntrc2(jn) ) |
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[268] | 147 | |
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[335] | 148 | IF(lwp) THEN |
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| 149 | WRITE(numout,*) |
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| 150 | WRITE(numout,*) ' read tracer data ', ctrcnm(jn),' ok' |
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| 151 | WRITE(numout,*) |
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| 152 | ENDIF |
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[268] | 153 | |
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[335] | 154 | ! Apply Mask |
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| 155 | DO jl = 1, 2 |
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| 156 | tracdta(:,:,: ,jn,jl) = tracdta(:,:,:,jn,jl) * tmask(:,:,:) |
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| 157 | tracdta(:,:,jpk,jn,jl) = 0. |
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[493] | 158 | IF( ln_zps ) THEN ! z-coord. with partial steps |
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[335] | 159 | DO jj = 1, jpj ! interpolation of temperature at the last level |
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| 160 | DO ji = 1, jpi |
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[2528] | 161 | ik = mbkt(ji,jj) |
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[335] | 162 | IF( ik > 2 ) THEN |
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[1645] | 163 | zl = ( gdept_0(ik) - fsdept_0(ji,jj,ik) ) / ( gdept_0(ik) - gdept_0(ik-1) ) |
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| 164 | tracdta(ji,jj,ik,jn,jl) = (1.-zl) * tracdta(ji,jj,ik ,jn,jl) & |
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[945] | 165 | & + zl * tracdta(ji,jj,ik-1,jn,jl) |
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[335] | 166 | ENDIF |
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| 167 | END DO |
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| 168 | END DO |
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| 169 | ENDIF |
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[268] | 170 | |
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| 171 | END DO |
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[335] | 172 | |
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[268] | 173 | ENDIF |
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| 174 | |
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[335] | 175 | IF(lwp) THEN |
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[945] | 176 | WRITE(numout,*) ctrcnm(jn), 'Levitus month ', ntrc1(jn), ntrc2(jn) |
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[335] | 177 | WRITE(numout,*) |
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[945] | 178 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), ' level = 1' |
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[335] | 179 | CALL prihre( tracdta(1,1,1,jn,1), jpi, jpj, 1, jpi, 20, 1 & |
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[945] | 180 | & ,jpj, 20, 1., numout ) |
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| 181 | WRITE(numout,*) ' Levitus month = ', ntrc1(jn), ' level = ',jpk/2 |
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[335] | 182 | CALL prihre( tracdta(1,1,jpk/2,jn,1), jpi, jpj, 1, jpi, & |
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[945] | 183 | & 20, 1, jpj, 20, 1., numout ) |
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| 184 | WRITE(numout,*) ' Levitus month = ',ntrc1(jn),' level = ',jpkm1 |
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[335] | 185 | CALL prihre( tracdta(1,1,jpkm1,jn,1), jpi, jpj, 1, jpi, & |
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[945] | 186 | & 20, 1, jpj, 20, 1., numout ) |
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[335] | 187 | ENDIF |
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[268] | 188 | |
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[335] | 189 | ! At every time step compute temperature data |
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| 190 | zxy = FLOAT( nday + 15 - 30 * i15 ) / 30. |
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[945] | 191 | trdta(:,:,:,jn) = ( 1. - zxy ) * tracdta(:,:,:,jn,1) & |
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| 192 | & + zxy * tracdta(:,:,:,jn,2) |
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[268] | 193 | |
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[945] | 194 | IF( jn == jpno3 ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 7.6e-6 |
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| 195 | IF( jn == jpdic ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 196 | IF( jn == jptal ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 197 | IF( jn == jpoxy ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 44.6e-6 |
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| 198 | IF( jn == jpsil ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 1.0e-6 |
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| 199 | IF( jn == jppo4 ) trdta(:,:,:,jn) = trdta(:,:,:,jn) * 122.0e-6 |
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[493] | 200 | |
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| 201 | ! Close the file |
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| 202 | ! -------------- |
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| 203 | |
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[945] | 204 | IF( kt == nitend ) CALL iom_close( numtr(jn) ) |
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[493] | 205 | |
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[945] | 206 | # else |
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[433] | 207 | ! Read init file only |
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[2528] | 208 | IF( kt == nit000 ) THEN |
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[1796] | 209 | ntrc1(jn) = 1 |
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[493] | 210 | CALL iom_get ( numtr(jn), jpdom_data, ctrcnm(jn), trdta(:,:,:,jn), ntrc1(jn) ) |
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| 211 | trdta(:,:,:,jn) = trdta(:,:,:,jn) * tmask(:,:,:) |
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| 212 | CALL iom_close ( numtr(jn) ) |
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[433] | 213 | ENDIF |
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[945] | 214 | # endif |
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| 215 | ENDIF |
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[268] | 216 | |
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[945] | 217 | END DO |
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| 218 | ! |
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[1011] | 219 | END SUBROUTINE trc_dta |
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[268] | 220 | |
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| 221 | #else |
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| 222 | !!---------------------------------------------------------------------- |
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[945] | 223 | !! Dummy module NO 3D passive tracer data |
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[268] | 224 | !!---------------------------------------------------------------------- |
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[1801] | 225 | LOGICAL , PUBLIC, PARAMETER :: lk_dtatrc = .FALSE. !: temperature data flag |
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[268] | 226 | CONTAINS |
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[1011] | 227 | SUBROUTINE trc_dta( kt ) ! Empty routine |
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| 228 | WRITE(*,*) 'trc_dta: You should not have seen this print! error?', kt |
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| 229 | END SUBROUTINE trc_dta |
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[268] | 230 | #endif |
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| 231 | |
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[945] | 232 | !!====================================================================== |
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[268] | 233 | END MODULE trcdta |
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