[268] | 1 | MODULE trcini |
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[945] | 2 | !!====================================================================== |
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| 3 | !! *** MODULE trcini *** |
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| 4 | !! TOP : Manage the passive tracer initialization |
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| 5 | !!====================================================================== |
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[2715] | 6 | !! History : - ! 1991-03 (O. Marti) original code |
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| 7 | !! 1.0 ! 2005-03 (O. Aumont, A. El Moussaoui) F90 |
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| 8 | !! 2.0 ! 2005-10 (C. Ethe, G. Madec) revised architecture |
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| 9 | !! 4.0 ! 2011-01 (A. R. Porter, STFC Daresbury) dynamical allocation |
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[8280] | 10 | !! - ! 2014-06 (A. Yool, J. Palmieri) adding MEDUSA-2 |
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[274] | 11 | !!---------------------------------------------------------------------- |
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[1011] | 12 | #if defined key_top |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | !! 'key_top' TOP models |
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| 15 | !!---------------------------------------------------------------------- |
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[2715] | 16 | !! trc_init : Initialization for passive tracer |
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| 17 | !! top_alloc : allocate the TOP arrays |
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[1011] | 18 | !!---------------------------------------------------------------------- |
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[3294] | 19 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 20 | USE trc ! passive tracers common variables |
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| 21 | USE trcrst ! passive tracers restart |
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[2528] | 22 | USE trcnam ! Namelist read |
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[1254] | 23 | USE trcini_cfc ! CFC initialisation |
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| 24 | USE trcini_pisces ! PISCES initialisation |
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| 25 | USE trcini_c14b ! C14 bomb initialisation |
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[8442] | 26 | USE trcini_age ! AGE initialisation |
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[1254] | 27 | USE trcini_my_trc ! MY_TRC initialisation |
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[8442] | 28 | USE trcini_idtra ! idealize tracer initialisation |
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[8280] | 29 | USE trcini_medusa ! MEDUSA initialisation |
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[9208] | 30 | USE par_medusa ! MEDUSA parameters (needed for elemental cycles) |
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[4230] | 31 | USE trcdta ! initialisation from files |
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[3294] | 32 | USE daymod ! calendar manager |
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[1011] | 33 | USE prtctl_trc ! Print control passive tracers (prt_ctl_trc_init routine) |
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[4306] | 34 | USE trcsub ! variables to substep passive tracers |
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| 35 | USE lib_mpp ! distribued memory computing library |
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| 36 | USE sbc_oce |
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[5385] | 37 | USE trcice ! tracers in sea ice |
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[9208] | 38 | USE sms_medusa ! MEDUSA initialisation |
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[335] | 39 | IMPLICIT NONE |
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| 40 | PRIVATE |
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[1011] | 41 | |
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[2528] | 42 | PUBLIC trc_init ! called by opa |
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[268] | 43 | |
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[1011] | 44 | !! * Substitutions |
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| 45 | # include "domzgr_substitute.h90" |
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[2715] | 46 | !!---------------------------------------------------------------------- |
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| 47 | !! NEMO/TOP 4.0 , NEMO Consortium (2011) |
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[6486] | 48 | !! $Id$ |
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[2715] | 49 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 50 | !!---------------------------------------------------------------------- |
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[335] | 51 | CONTAINS |
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[1011] | 52 | |
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[2528] | 53 | SUBROUTINE trc_init |
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[1011] | 54 | !!--------------------------------------------------------------------- |
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[2528] | 55 | !! *** ROUTINE trc_init *** |
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[335] | 56 | !! |
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[1011] | 57 | !! ** Purpose : Initialization of the passive tracer fields |
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| 58 | !! |
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| 59 | !! ** Method : - read namelist |
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| 60 | !! - control the consistancy |
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| 61 | !! - compute specific initialisations |
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| 62 | !! - set initial tracer fields (either read restart |
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| 63 | !! or read data or analytical formulation |
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| 64 | !!--------------------------------------------------------------------- |
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[9208] | 65 | INTEGER :: ji, jj, jk, jn, jl ! dummy loop indices |
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| 66 | # if defined key_medusa && defined key_roam |
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| 67 | !! AXY (23/11/2017) |
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| 68 | REAL(wp) :: zsum3d, zsum2d |
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| 69 | REAL(wp) :: zq1, zq2, loc_vol, loc_area |
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| 70 | REAL(wp), DIMENSION(6) :: loc_cycletot3, loc_cycletot2 |
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| 71 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ztot3d |
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| 72 | REAL(wp), DIMENSION(jpi,jpj) :: ztot2d, carea |
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| 73 | # endif |
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[1011] | 74 | CHARACTER (len=25) :: charout |
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| 75 | !!--------------------------------------------------------------------- |
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[3294] | 76 | ! |
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| 77 | IF( nn_timing == 1 ) CALL timing_start('trc_init') |
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| 78 | ! |
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[945] | 79 | IF(lwp) WRITE(numout,*) |
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[2528] | 80 | IF(lwp) WRITE(numout,*) 'trc_init : initial set up of the passive tracers' |
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[945] | 81 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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[1011] | 82 | |
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[2715] | 83 | CALL top_alloc() ! allocate TOP arrays |
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| 84 | |
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[5407] | 85 | l_trcdm2dc = ln_dm2dc .OR. ( ln_cpl .AND. ncpl_qsr_freq /= 1 ) |
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[5385] | 86 | l_trcdm2dc = l_trcdm2dc .AND. .NOT. lk_offline |
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| 87 | IF( l_trcdm2dc .AND. lwp ) & |
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| 88 | & CALL ctl_warn(' Coupling with passive tracers and used of diurnal cycle. & |
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| 89 | & Computation of a daily mean shortwave for some biogeochemical models) ') |
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[8442] | 90 | |
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[3294] | 91 | IF( nn_cla == 1 ) & |
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| 92 | & CALL ctl_stop( ' Cross Land Advection not yet implemented with passive tracer ; nn_cla must be 0' ) |
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[1011] | 93 | |
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[4152] | 94 | CALL trc_nam ! read passive tracers namelists |
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[3294] | 95 | ! |
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| 96 | IF(lwp) WRITE(numout,*) |
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[4152] | 97 | ! |
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| 98 | IF( ln_rsttr .AND. .NOT. lk_offline ) CALL trc_rst_cal( nit000, 'READ' ) ! calendar |
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| 99 | ! |
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[3294] | 100 | IF(lwp) WRITE(numout,*) |
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| 101 | ! masked grid volume |
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| 102 | ! ! masked grid volume |
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| 103 | DO jk = 1, jpk |
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| 104 | cvol(:,:,jk) = e1e2t(:,:) * fse3t(:,:,jk) * tmask(:,:,jk) |
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| 105 | END DO |
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| 106 | IF( lk_degrad ) cvol(:,:,:) = cvol(:,:,:) * facvol(:,:,:) ! degrad option: reduction by facvol |
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| 107 | ! ! total volume of the ocean |
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| 108 | areatot = glob_sum( cvol(:,:,:) ) |
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[9208] | 109 | carea(:,:) = e1e2t(:,:) * tmask(:,:,1) |
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[1011] | 110 | |
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[3294] | 111 | IF( lk_pisces ) CALL trc_ini_pisces ! PISCES bio-model |
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| 112 | IF( lk_cfc ) CALL trc_ini_cfc ! CFC tracers |
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| 113 | IF( lk_c14b ) CALL trc_ini_c14b ! C14 bomb tracer |
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[8280] | 114 | IF( lk_age ) CALL trc_ini_age ! AGE tracer |
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[7203] | 115 | IF( lk_my_trc ) CALL trc_ini_my_trc ! MY_TRC tracers |
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[8442] | 116 | IF( lk_idtra ) CALL trc_ini_idtra ! Idealize tracers |
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| 117 | IF( lk_medusa ) CALL trc_ini_medusa ! MEDUSA tracers |
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[2528] | 118 | |
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[5385] | 119 | CALL trc_ice_ini ! Tracers in sea ice |
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| 120 | |
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[8280] | 121 | IF( ln_ctl ) THEN |
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[3294] | 122 | ! |
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[8280] | 123 | IF (narea == 1) THEN |
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| 124 | ! The tracer.stat file only contains global tracer sum values, if |
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| 125 | ! it contains anything at all. Hence it only needs to be opened |
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| 126 | ! and written to on the master PE, not on all PEs. |
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| 127 | CALL ctl_opn( numstr, 'tracer.stat', 'REPLACE','FORMATTED', & |
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| 128 | 'SEQUENTIAL', -1, numout, lwp , narea ) |
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| 129 | ENDIF |
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[3294] | 130 | ! |
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[945] | 131 | ENDIF |
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[1254] | 132 | |
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[8280] | 133 | IF( ln_trcdta ) THEN |
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| 134 | CALL trc_dta_init(jptra) |
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| 135 | ENDIF |
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| 136 | |
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[2528] | 137 | IF( ln_rsttr ) THEN |
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| 138 | ! |
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| 139 | CALL trc_rst_read ! restart from a file |
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| 140 | ! |
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[1011] | 141 | ELSE |
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[3294] | 142 | ! |
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| 143 | IF( ln_trcdta .AND. nb_trcdta > 0 ) THEN ! Initialisation of tracer from a file that may also be used for damping |
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| 144 | ! |
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| 145 | DO jn = 1, jptra |
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| 146 | IF( ln_trc_ini(jn) ) THEN ! update passive tracers arrays with input data read from file |
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| 147 | jl = n_trc_index(jn) |
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[6793] | 148 | CALL trc_dta( nit000, sf_trcdta(jl), rf_trfac(jl) ) ! read tracer data at nit000 |
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| 149 | trn(:,:,:,jn) = sf_trcdta(jl)%fnow(:,:,:) |
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[4230] | 150 | IF( .NOT.ln_trcdmp .AND. .NOT.ln_trcdmp_clo ) THEN !== deallocate data structure ==! |
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| 151 | ! (data used only for initialisation) |
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| 152 | IF(lwp) WRITE(numout,*) 'trc_dta: deallocate data arrays as they are only used to initialize the run' |
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| 153 | DEALLOCATE( sf_trcdta(jl)%fnow ) ! arrays in the structure |
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| 154 | IF( sf_trcdta(jl)%ln_tint ) DEALLOCATE( sf_trcdta(jl)%fdta ) |
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| 155 | ! |
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| 156 | ENDIF |
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[3294] | 157 | ENDIF |
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| 158 | ENDDO |
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[6498] | 159 | ! |
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[2528] | 160 | ENDIF |
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[3294] | 161 | ! |
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[2528] | 162 | trb(:,:,:,:) = trn(:,:,:,:) |
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| 163 | ! |
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[1011] | 164 | ENDIF |
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[2528] | 165 | |
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[2715] | 166 | tra(:,:,:,:) = 0._wp |
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[3294] | 167 | ! |
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| 168 | IF( nn_dttrc /= 1 ) CALL trc_sub_ini ! Initialize variables for substepping passive tracers |
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| 169 | ! |
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[8442] | 170 | |
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[3294] | 171 | trai(:) = 0._wp ! initial content of all tracers |
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[1011] | 172 | DO jn = 1, jptra |
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[3294] | 173 | trai(jn) = trai(jn) + glob_sum( trn(:,:,:,jn) * cvol(:,:,:) ) |
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| 174 | END DO |
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[1011] | 175 | |
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[2715] | 176 | IF(lwp) THEN ! control print |
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| 177 | WRITE(numout,*) |
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| 178 | WRITE(numout,*) |
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| 179 | WRITE(numout,*) ' *** Total number of passive tracer jptra = ', jptra |
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| 180 | WRITE(numout,*) ' *** Total volume of ocean = ', areatot |
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[3294] | 181 | WRITE(numout,*) ' *** Total inital content of all tracers ' |
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[2715] | 182 | WRITE(numout,*) |
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[8280] | 183 | # if defined key_debug_medusa |
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| 184 | CALL flush(numout) |
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| 185 | # endif |
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| 186 | ! |
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| 187 | # if defined key_debug_medusa |
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| 188 | WRITE(numout,*) ' litle check : ', ctrcnm(1) |
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| 189 | CALL flush(numout) |
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| 190 | # endif |
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[3294] | 191 | DO jn = 1, jptra |
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| 192 | WRITE(numout,9000) jn, TRIM( ctrcnm(jn) ), trai(jn) |
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| 193 | ENDDO |
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| 194 | WRITE(numout,*) |
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[2715] | 195 | ENDIF |
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[3294] | 196 | IF(lwp) WRITE(numout,*) |
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[2715] | 197 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 198 | CALL prt_ctl_trc_init |
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[1011] | 199 | WRITE(charout, FMT="('ini ')") |
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| 200 | CALL prt_ctl_trc_info( charout ) |
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| 201 | CALL prt_ctl_trc( tab4d=trn, mask=tmask, clinfo=ctrcnm ) |
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| 202 | ENDIF |
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[8280] | 203 | |
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[9208] | 204 | # if defined key_medusa && defined key_roam |
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| 205 | ! AXY (17/11/2017): calculate initial totals of elemental cycles |
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| 206 | ! |
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| 207 | ! This is done in a very hard-wired way here; in future, this could be |
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| 208 | ! replaced with loops and using a 2D array; one dimension would cover |
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| 209 | ! the tracers, the other would be for the elements; each tracer would |
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| 210 | ! have a factor for each element to say how much of that element was |
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| 211 | ! in that tracer; for example, PHN would be 1.0 for N, xrfn for Fe and |
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| 212 | ! xthetapn for C, with the other elements 0.0; the array entry for PHN |
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| 213 | ! would then be (1. 0. xrfn xthetapn 0. 0.) for (N, Si, Fe, C, A, O2); |
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| 214 | ! saving this for the next iteration |
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| 215 | ! |
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| 216 | cycletot(:) = 0._wp |
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| 217 | ! report elemental totals at initialisation as we go along |
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| 218 | IF ( lwp ) WRITE(numout,*) |
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| 219 | IF ( lwp ) WRITE(numout,*) ' Elemental cycle totals: ' |
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| 220 | IF ( lwp ) CALL flush(numout) |
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| 221 | ! nitrogen |
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| 222 | ztot3d(:,:,:) = trn(:,:,:,jpphn) + trn(:,:,:,jpphd) + trn(:,:,:,jpzmi) + & |
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| 223 | trn(:,:,:,jpzme) + trn(:,:,:,jpdet) + trn(:,:,:,jpdin) |
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| 224 | ztot2d(:,:) = zn_sed_n(:,:) |
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| 225 | zsum3d = glob_sum( ztot3d(:,:,:) * cvol(:,:,:) ) |
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| 226 | zsum2d = glob_sum( ztot2d(:,:) * carea(:,:) ) |
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| 227 | cycletot(1) = zsum3d + zsum2d |
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| 228 | IF ( lwp ) WRITE(numout,9010) 'nitrogen', zsum3d, zsum2d, cycletot(1) |
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| 229 | IF ( lwp ) CALL flush(numout) |
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| 230 | ! silicon |
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| 231 | ztot3d(:,:,:) = trn(:,:,:,jppds) + trn(:,:,:,jpsil) |
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| 232 | ztot2d(:,:) = zn_sed_si(:,:) |
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| 233 | zsum3d = glob_sum( ztot3d(:,:,:) * cvol(:,:,:) ) |
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| 234 | zsum2d = glob_sum( ztot2d(:,:) * carea(:,:) ) |
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| 235 | cycletot(2) = zsum3d + zsum2d |
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| 236 | IF ( lwp ) WRITE(numout,9010) 'silicon', zsum3d, zsum2d, cycletot(2) |
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| 237 | IF ( lwp ) CALL flush(numout) |
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| 238 | ! iron |
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| 239 | ztot3d(:,:,:) = ((trn(:,:,:,jpphn) + trn(:,:,:,jpphd) + trn(:,:,:,jpzmi) + & |
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| 240 | trn(:,:,:,jpzme) + trn(:,:,:,jpdet)) * xrfn) + trn(:,:,:,jpfer) |
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| 241 | ztot2d(:,:) = zn_sed_fe(:,:) |
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| 242 | zsum3d = glob_sum( ztot3d(:,:,:) * cvol(:,:,:) ) |
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| 243 | zsum2d = glob_sum( ztot2d(:,:) * carea(:,:) ) |
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| 244 | cycletot(3) = zsum3d + zsum2d |
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| 245 | IF ( lwp ) WRITE(numout,9010) 'iron', zsum3d, zsum2d, cycletot(3) |
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| 246 | IF ( lwp ) CALL flush(numout) |
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| 247 | ! carbon (uses fixed C:N ratios on plankton tracers) |
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| 248 | ztot3d(:,:,:) = (trn(:,:,:,jpphn) * xthetapn) + (trn(:,:,:,jpphd) * xthetapd) + & |
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| 249 | (trn(:,:,:,jpzmi) * xthetazmi) + (trn(:,:,:,jpzme) * xthetazme) + & |
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| 250 | trn(:,:,:,jpdtc) + trn(:,:,:,jpdic) |
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| 251 | ztot2d(:,:) = zn_sed_c(:,:) + zn_sed_ca(:,:) |
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| 252 | zsum3d = glob_sum( ztot3d(:,:,:) * cvol(:,:,:) ) |
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| 253 | zsum2d = glob_sum( ztot2d(:,:) * carea(:,:) ) |
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| 254 | cycletot(4) = zsum3d + zsum2d |
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| 255 | IF ( lwp ) WRITE(numout,9010) 'carbon', zsum3d, zsum2d, cycletot(4) |
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| 256 | IF ( lwp ) CALL flush(numout) |
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| 257 | ! alkalinity (note benthic correction) |
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| 258 | ztot3d(:,:,:) = trn(:,:,:,jpalk) |
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| 259 | ztot2d(:,:) = zn_sed_ca(:,:) * 2._wp |
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| 260 | zsum3d = glob_sum( ztot3d(:,:,:) * cvol(:,:,:) ) |
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| 261 | zsum2d = glob_sum( ztot2d(:,:) * carea(:,:) ) |
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| 262 | cycletot(5) = zsum3d + zsum2d |
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| 263 | IF ( lwp ) WRITE(numout,9010) 'alkalinity', zsum3d, zsum2d, cycletot(5) |
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| 264 | IF ( lwp ) CALL flush(numout) |
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| 265 | ! oxygen (note no benthic) |
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| 266 | ztot3d(:,:,:) = trn(:,:,:,jpoxy) |
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| 267 | ztot2d(:,:) = 0._wp |
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| 268 | zsum3d = glob_sum( ztot3d(:,:,:) * cvol(:,:,:) ) |
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| 269 | zsum2d = glob_sum( ztot2d(:,:) * carea(:,:) ) |
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| 270 | cycletot(6) = zsum3d + zsum2d |
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| 271 | IF ( lwp ) WRITE(numout,9010) 'oxygen', zsum3d, zsum2d, cycletot(6) |
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| 272 | IF ( lwp ) CALL flush(numout) |
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| 273 | ! Check |
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| 274 | zsum3d = glob_sum( cvol(:,:,:) ) |
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| 275 | zsum2d = glob_sum( carea(:,:) ) |
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| 276 | IF ( lwp ) WRITE(numout,*) |
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| 277 | IF ( lwp ) WRITE(numout,*) ' check : cvol : ', zsum3d |
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| 278 | IF ( lwp ) WRITE(numout,*) ' check : carea : ', zsum2d |
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| 279 | IF ( lwp ) WRITE(numout,*) |
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| 280 | IF ( lwp ) CALL flush(numout) |
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| 281 | ! |
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| 282 | # endif |
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| 283 | |
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[8280] | 284 | IF(lwp) WRITE(numout,*) |
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| 285 | IF(lwp) WRITE(numout,*) 'trc_init : passive tracer set up completed' |
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| 286 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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| 287 | IF(lwp) CALL flush(numout) |
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| 288 | # if defined key_debug_medusa |
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| 289 | CALL trc_rst_stat |
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| 290 | CALL flush(numout) |
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| 291 | # endif |
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| 292 | |
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[3294] | 293 | 9000 FORMAT(' tracer nb : ',i2,' name :',a10,' initial content :',e18.10) |
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[9208] | 294 | 9010 FORMAT(' element:',a10, & |
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| 295 | ' 3d sum:',e18.10,' 2d sum:',e18.10, & |
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| 296 | ' total:',e18.10) |
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[2715] | 297 | ! |
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[3294] | 298 | IF( nn_timing == 1 ) CALL timing_stop('trc_init') |
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| 299 | ! |
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[2528] | 300 | END SUBROUTINE trc_init |
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[268] | 301 | |
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[2715] | 302 | |
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| 303 | SUBROUTINE top_alloc |
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| 304 | !!---------------------------------------------------------------------- |
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| 305 | !! *** ROUTINE top_alloc *** |
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| 306 | !! |
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| 307 | !! ** Purpose : Allocate all the dynamic arrays of the OPA modules |
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| 308 | !!---------------------------------------------------------------------- |
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| 309 | USE trcadv , ONLY: trc_adv_alloc ! TOP-related alloc routines... |
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| 310 | USE trc , ONLY: trc_alloc |
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| 311 | USE trcnxt , ONLY: trc_nxt_alloc |
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| 312 | USE trczdf , ONLY: trc_zdf_alloc |
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[4990] | 313 | USE trdtrc_oce , ONLY: trd_trc_oce_alloc |
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| 314 | #if defined key_trdmxl_trc |
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| 315 | USE trdmxl_trc , ONLY: trd_mxl_trc_alloc |
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[2715] | 316 | #endif |
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[8441] | 317 | # if defined key_medusa |
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| 318 | USE bio_medusa_mod, ONLY: bio_medusa_alloc |
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| 319 | # endif |
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| 320 | |
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[2715] | 321 | ! |
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| 322 | INTEGER :: ierr |
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| 323 | !!---------------------------------------------------------------------- |
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| 324 | ! |
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| 325 | ierr = trc_adv_alloc() ! Start of TOP-related alloc routines... |
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| 326 | ierr = ierr + trc_alloc () |
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| 327 | ierr = ierr + trc_nxt_alloc() |
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| 328 | ierr = ierr + trc_zdf_alloc() |
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[4990] | 329 | ierr = ierr + trd_trc_oce_alloc() |
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| 330 | #if defined key_trdmxl_trc |
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| 331 | ierr = ierr + trd_mxl_trc_alloc() |
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[2715] | 332 | #endif |
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[8441] | 333 | #if defined key_medusa |
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| 334 | ierr = ierr + bio_medusa_alloc() |
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| 335 | #endif |
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[2715] | 336 | ! |
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| 337 | IF( lk_mpp ) CALL mpp_sum( ierr ) |
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| 338 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'top_alloc : unable to allocate standard ocean arrays' ) |
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| 339 | ! |
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| 340 | END SUBROUTINE top_alloc |
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| 341 | |
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[1011] | 342 | #else |
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| 343 | !!---------------------------------------------------------------------- |
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| 344 | !! Empty module : No passive tracer |
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| 345 | !!---------------------------------------------------------------------- |
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| 346 | CONTAINS |
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[2528] | 347 | SUBROUTINE trc_init ! Dummy routine |
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| 348 | END SUBROUTINE trc_init |
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[1011] | 349 | #endif |
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| 350 | |
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[335] | 351 | !!====================================================================== |
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[268] | 352 | END MODULE trcini |
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