[3] | 1 | MODULE cla |
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[2392] | 2 | !!====================================================================== |
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| 3 | !! *** MODULE cla *** |
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| 4 | !! Cross Land Advection : specific update of the horizontal divergence, |
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| 5 | !! tracer trends and after velocity |
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| 6 | !! |
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| 7 | !! --- Specific to ORCA_R2 --- |
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| 8 | !! |
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| 9 | !!====================================================================== |
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| 10 | !! History : 1.0 ! 2002-11 (A. Bozec) Original code |
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| 11 | !! 3.2 ! 2009-07 (G. Madec) merge cla, cla_div, tra_cla, cla_dynspg |
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| 12 | !! ! and correct a mpp bug reported by A.R. Porter |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | !! cla_div : update of horizontal divergence at cla straits |
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| 15 | !! tra_cla : update of tracers at cla straits |
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| 16 | !! cla_dynspg : update of after horizontal velocities at cla straits |
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| 17 | !! cla_init : initialisation - control check |
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| 18 | !! cla_bab_el_mandeb : cross land advection for Bab-el-mandeb strait |
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| 19 | !! cla_gibraltar : cross land advection for Gibraltar strait |
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| 20 | !! cla_hormuz : cross land advection for Hormuz strait |
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[3] | 21 | !!---------------------------------------------------------------------- |
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[2392] | 22 | USE oce ! ocean dynamics and tracers |
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| 23 | USE dom_oce ! ocean space and time domain |
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| 24 | USE sbc_oce ! surface boundary condition: ocean |
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| 25 | USE dynspg_oce ! ocean dynamics: surface pressure gradient variables |
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| 26 | USE in_out_manager ! I/O manager |
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| 27 | USE lib_mpp ! distributed memory computing library |
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| 28 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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[2715] | 29 | USE lib_mpp ! MPP library |
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[3] | 30 | |
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| 31 | IMPLICIT NONE |
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| 32 | PRIVATE |
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[2392] | 33 | |
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| 34 | PUBLIC cla_init ! routine called by opa.F90 |
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| 35 | PUBLIC cla_div ! routine called by divcur.F90 |
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| 36 | PUBLIC cla_traadv ! routine called by traadv.F90 |
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| 37 | PUBLIC cla_dynspg ! routine called by dynspg_flt.F90 |
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[3] | 38 | |
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[2392] | 39 | INTEGER :: nbab, ngib, nhor ! presence or not of required grid-point on local domain |
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| 40 | ! ! for Bab-el-Mandeb, Gibraltar, and Hormuz straits |
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| 41 | |
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[2715] | 42 | ! ! fixed part ! time evolving !!! profile of hdiv for some straits |
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| 43 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_139_101, hdiv_139_101_kt ! Gibraltar (i,j)=(172,101) |
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| 44 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_139_102 ! Gibraltar (i,j)=(139,102) |
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| 45 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_141_102, hdiv_141_102_kt ! Gibraltar (i,j)=(141,102) |
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| 46 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_161_88 , hdiv_161_88_kt ! Bab-el-Mandeb (i,j)=(161,88) |
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| 47 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_161_87 ! Bab-el-Mandeb (i,j)=(161,87) |
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| 48 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_160_89 , hdiv_160_89_kt ! Bab-el-Mandeb (i,j)=(160,89) |
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| 49 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: hdiv_172_94 ! Hormuz (i,j)=(172, 94) |
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[3] | 50 | |
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[2715] | 51 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION (:) :: t_171_94_hor, s_171_94_hor ! Temperature, salinity in Hormuz strait |
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[3] | 52 | |
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| 53 | !! * Substitutions |
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| 54 | # include "domzgr_substitute.h90" |
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| 55 | !!---------------------------------------------------------------------- |
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[2287] | 56 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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[888] | 57 | !! $Id$ |
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[2392] | 58 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[3] | 59 | !!---------------------------------------------------------------------- |
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| 60 | CONTAINS |
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| 61 | |
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[2392] | 62 | SUBROUTINE cla_div( kt ) |
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[3] | 63 | !!---------------------------------------------------------------------- |
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[2392] | 64 | !! *** ROUTINE div_cla *** |
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| 65 | !! |
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| 66 | !! ** Purpose : update the horizontal divergence of the velocity field |
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| 67 | !! at some straits ( Gibraltar, Bab el Mandeb and Hormuz ). |
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| 68 | !! |
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| 69 | !! ** Method : - first time-step: initialisation of cla |
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| 70 | !! - all time-step: using imposed transport at each strait, |
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| 71 | !! the now horizontal divergence is updated |
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| 72 | !! |
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| 73 | !! ** Action : phdivn updted now horizontal divergence at cla straits |
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| 74 | !!---------------------------------------------------------------------- |
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| 75 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 76 | !!---------------------------------------------------------------------- |
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| 77 | ! |
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| 78 | IF( kt == nit000 ) THEN |
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| 79 | ! |
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| 80 | CALL cla_init ! control check |
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| 81 | ! |
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| 82 | IF(lwp) WRITE(numout,*) |
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| 83 | IF(lwp) WRITE(numout,*) 'div_cla : cross land advection on hdiv ' |
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| 84 | IF(lwp) WRITE(numout,*) '~~~~~~~~' |
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[10774] | 85 | IF(lflush) CALL flush(numout) |
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[2392] | 86 | ! |
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| 87 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('ini') ! Bab el Mandeb ( Red Sea - Indian ocean ) |
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| 88 | IF( ngib == 1 ) CALL cla_gibraltar ('ini') ! Gibraltar strait (Med Sea - Atlantic ocean) |
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| 89 | IF( nhor == 1 ) CALL cla_hormuz ('ini') ! Hormuz Strait ( Persian Gulf - Indian ocean ) |
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| 90 | ! |
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| 91 | ENDIF |
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| 92 | ! |
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| 93 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('div') ! Bab el Mandeb ( Red Sea - Indian ocean ) |
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| 94 | IF( ngib == 1 ) CALL cla_gibraltar ('div') ! Gibraltar strait (Med Sea - Atlantic ocean) |
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| 95 | IF( nhor == 1 ) CALL cla_hormuz ('div') ! Hormuz Strait ( Persian Gulf - Indian ocean ) |
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| 96 | ! |
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| 97 | !!gm lbc useless here, no? |
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| 98 | !!gm CALL lbc_lnk( hdivn, 'T', 1. ) ! Lateral boundary conditions on hdivn |
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| 99 | ! |
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| 100 | END SUBROUTINE cla_div |
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| 101 | |
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| 102 | |
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| 103 | SUBROUTINE cla_traadv( kt ) |
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| 104 | !!---------------------------------------------------------------------- |
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[3] | 105 | !! *** ROUTINE tra_cla *** |
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| 106 | !! |
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| 107 | !! ** Purpose : Update the now trend due to the advection of tracers |
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| 108 | !! and add it to the general trend of passive tracer equations |
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| 109 | !! at some straits ( Bab el Mandeb, Gibraltar, Hormuz ). |
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| 110 | !! |
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[2392] | 111 | !! ** Method : using both imposed transport at each strait and T & S |
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| 112 | !! budget, the now tracer trends is updated |
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[3] | 113 | !! |
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[2392] | 114 | !! ** Action : (ta,sa) updated now tracer trends at cla straits |
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| 115 | !!---------------------------------------------------------------------- |
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| 116 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 117 | !!---------------------------------------------------------------------- |
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| 118 | ! |
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| 119 | IF( kt == nit000 ) THEN |
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| 120 | IF(lwp) WRITE(numout,*) |
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| 121 | IF(lwp) WRITE(numout,*) 'tra_cla : cross land advection on tracers ' |
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| 122 | IF(lwp) WRITE(numout,*) '~~~~~~~~' |
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[10774] | 123 | IF(lflush) CALL flush(numout) |
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[2392] | 124 | ENDIF |
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| 125 | ! |
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| 126 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('tra') ! Bab el Mandeb strait |
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| 127 | IF( ngib == 1 ) CALL cla_gibraltar ('tra') ! Gibraltar strait |
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| 128 | IF( nhor == 1 ) CALL cla_hormuz ('tra') ! Hormuz Strait ( Persian Gulf) |
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| 129 | ! |
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| 130 | END SUBROUTINE cla_traadv |
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| 131 | |
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| 132 | |
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| 133 | SUBROUTINE cla_dynspg( kt ) |
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| 134 | !!---------------------------------------------------------------------- |
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| 135 | !! *** ROUTINE cla_dynspg *** |
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| 136 | !! |
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| 137 | !! ** Purpose : Update the after velocity at some straits |
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| 138 | !! (Bab el Mandeb, Gibraltar, Hormuz). |
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[3] | 139 | !! |
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[2392] | 140 | !! ** Method : required to compute the filtered surface pressure gradient |
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| 141 | !! |
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| 142 | !! ** Action : (ua,va) after velocity at the cla straits |
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[3] | 143 | !!---------------------------------------------------------------------- |
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| 144 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 145 | !!---------------------------------------------------------------------- |
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[2392] | 146 | ! |
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| 147 | IF( kt == nit000 ) THEN |
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| 148 | IF(lwp) WRITE(numout,*) |
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| 149 | IF(lwp) WRITE(numout,*) 'cla_dynspg : cross land advection on (ua,va) ' |
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| 150 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~' |
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[10774] | 151 | IF(lflush) CALL flush(numout) |
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[2392] | 152 | ENDIF |
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| 153 | ! |
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| 154 | IF( nbab == 1 ) CALL cla_bab_el_mandeb('spg') ! Bab el Mandeb strait |
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| 155 | IF( ngib == 1 ) CALL cla_gibraltar ('spg') ! Gibraltar strait |
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| 156 | IF( nhor == 1 ) CALL cla_hormuz ('spg') ! Hormuz Strait ( Persian Gulf) |
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| 157 | ! |
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| 158 | !!gm lbc is needed here, not? |
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| 159 | !!gm CALL lbc_lnk( hdivn, 'U', -1. ) ; CALL lbc_lnk( hdivn, 'V', -1. ) ! Lateral boundary conditions |
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| 160 | ! |
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| 161 | END SUBROUTINE cla_dynspg |
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[3] | 162 | |
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| 163 | |
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[2392] | 164 | SUBROUTINE cla_init |
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| 165 | !! ------------------------------------------------------------------- |
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| 166 | !! *** ROUTINE cla_init *** |
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| 167 | !! |
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| 168 | !! ** Purpose : control check for mpp computation |
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| 169 | !! |
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| 170 | !! ** Method : - All the strait grid-points must be inside one of the |
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| 171 | !! local domain interior for the cla advection to work |
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| 172 | !! properly in mpp (i.e. inside (2:jpim1,2:jpjm1) ). |
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| 173 | !! Define the corresponding indicators (nbab, ngib, nhor) |
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| 174 | !! - The profiles of cross-land fluxes are currently hard |
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| 175 | !! coded for L31 levels. Stop if jpk/=31 |
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| 176 | !! |
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| 177 | !! ** Action : nbab, ngib, nhor strait inside the local domain or not |
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| 178 | !!--------------------------------------------------------------------- |
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[2715] | 179 | REAL(wp) :: ztemp ! local scalar |
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| 180 | INTEGER :: ierr ! local integer |
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[2392] | 181 | !!--------------------------------------------------------------------- |
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| 182 | ! |
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| 183 | IF(lwp) WRITE(numout,*) |
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| 184 | IF(lwp) WRITE(numout,*) 'cla_init : cross land advection initialisation ' |
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| 185 | IF(lwp) WRITE(numout,*) '~~~~~~~~~' |
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[10774] | 186 | IF(lwp .AND. lflush) CALL flush(numout) |
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[2392] | 187 | ! |
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[2715] | 188 | ! ! Allocate arrays for this module |
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| 189 | ALLOCATE( hdiv_139_101(jpk) , hdiv_139_101_kt(jpk) , & ! Gibraltar |
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| 190 | & hdiv_139_102(jpk) , & |
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| 191 | & hdiv_141_102(jpk) , hdiv_141_102_kt(jpk) , & |
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| 192 | & hdiv_161_88 (jpk) , hdiv_161_88_kt (jpk) , & ! Bab-el-Mandeb |
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| 193 | & hdiv_161_87 (jpk) , & |
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| 194 | & hdiv_160_89 (jpk) , hdiv_160_89_kt (jpk) , & ! Hormuz |
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| 195 | & hdiv_172_94 (jpk) , & |
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| 196 | & t_171_94_hor(jpk) , s_171_94_hor (jpk) , STAT=ierr ) |
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| 197 | IF( lk_mpp ) CALL mpp_sum( ierr ) |
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| 198 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'cla_init: unable to allocate arrays' ) |
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| 199 | ! |
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[2392] | 200 | IF( .NOT.lk_dynspg_flt ) CALL ctl_stop( 'cla_init: Cross Land Advection works only with lk_dynspg_flt=T ' ) |
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| 201 | ! |
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[2715] | 202 | IF( lk_vvl ) CALL ctl_stop( 'cla_init: Cross Land Advection does not work with lk_vvl=T option' ) |
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[2392] | 203 | ! |
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[2715] | 204 | IF( jpk /= 31 ) CALL ctl_stop( 'cla_init: Cross Land Advection hard coded for ORCA_R2_L31' ) |
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[2392] | 205 | ! |
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| 206 | ! _|_______|_______|_ |
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| 207 | ! 89 | |///////| |
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| 208 | ! _|_______|_______|_ |
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| 209 | ! ------------------------ ! 88 |///////| | |
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| 210 | ! Bab el Mandeb strait ! _|_______|_______|_ |
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| 211 | ! ------------------------ ! 87 |///////| | |
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| 212 | ! _|_______|_______|_ |
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| 213 | ! | 160 | 161 | |
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| 214 | ! |
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| 215 | ! The 6 Bab el Mandeb grid-points must be inside one of the interior of the |
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| 216 | ! local domain for the cla advection to work properly (i.e. (2:jpim1,2:jpjm1) |
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| 217 | nbab = 0 |
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| 218 | IF( ( 1 <= mj0( 88) .AND. mj1( 89) <= jpj ) .AND. & !* (161,89), (161,88) and (161,88) on the local pocessor |
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| 219 | & ( 1 <= mi0(160) .AND. mi1(161) <= jpi ) ) nbab = 1 |
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| 220 | ! |
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| 221 | ! test if there is no local domain that includes all required grid-points |
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| 222 | ztemp = REAL( nbab ) |
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| 223 | IF( lk_mpp ) CALL mpp_sum( ztemp ) ! sum with other processors value |
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| 224 | IF( ztemp == 0 ) THEN ! Only 2 points in each direction, this should never be a problem |
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| 225 | CALL ctl_stop( ' cross land advection at Bab-el_Mandeb does not work with your processor cutting: change it' ) |
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| 226 | ENDIF |
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| 227 | ! ___________________________ |
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| 228 | ! ------------------------ ! 102 | |///////| | |
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| 229 | ! Gibraltar strait ! _|_______|_______|_______|_ |
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| 230 | ! ------------------------ ! 101 | |///////| | |
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| 231 | ! _|_______|_______|_______|_ |
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| 232 | ! | 139 | 140 | 141 | |
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| 233 | ! |
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| 234 | ! The 6 Gibraltar grid-points must be inside one of the interior of the |
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| 235 | ! local domain for the cla advection to work properly (i.e. (2:jpim1,2:jpjm1) |
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| 236 | ngib = 0 |
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| 237 | IF( ( 2 <= mj0(101) .AND. mj1(102) <= jpjm1 ) .AND. & !* (139:141,101:102) on the local pocessor |
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| 238 | & ( 2 <= mi0(139) .AND. mi1(141) <= jpim1 ) ) ngib = 1 |
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| 239 | ! |
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| 240 | ! test if there is no local domain that includes all required grid-points |
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| 241 | ztemp = REAL( ngib ) |
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| 242 | IF( lk_mpp ) CALL mpp_sum( ztemp ) ! sum with other processors value |
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| 243 | IF( ztemp == 0 ) THEN ! 3 points in i-direction, this may be a problem with some cutting |
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| 244 | CALL ctl_stop( ' cross land advection at Gibraltar does not work with your processor cutting: change it' ) |
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| 245 | ENDIF |
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| 246 | ! _______________ |
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| 247 | ! ------------------------ ! 94 |/////| | |
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| 248 | ! Hormuz strait ! _|_____|_____|_ |
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| 249 | ! ------------------------ ! 171 172 |
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| 250 | ! |
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| 251 | ! The 2 Hormuz grid-points must be inside one of the interior of the |
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| 252 | ! local domain for the cla advection to work properly (i.e. (2:jpim1,2:jpjm1) |
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| 253 | nhor = 0 |
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| 254 | IF( 2 <= mj0( 94) .AND. mj1( 94) <= jpjm1 .AND. & |
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| 255 | & 2 <= mi0(171) .AND. mi1(172) <= jpim1 ) nhor = 1 |
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| 256 | ! |
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| 257 | ! test if there is no local domain that includes all required grid-points |
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| 258 | ztemp = REAL( nhor ) |
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| 259 | IF( lk_mpp ) CALL mpp_sum( ztemp ) ! sum with other processors value |
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| 260 | IF( ztemp == 0 ) THEN ! 3 points in i-direction, this may be a problem with some cutting |
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| 261 | CALL ctl_stop( ' cross land advection at Hormuz does not work with your processor cutting: change it' ) |
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| 262 | ENDIF |
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| 263 | ! |
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| 264 | END SUBROUTINE cla_init |
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[3] | 265 | |
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| 266 | |
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[2392] | 267 | SUBROUTINE cla_bab_el_mandeb( cd_td ) |
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| 268 | !!---------------------------------------------------------------------- |
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| 269 | !! *** ROUTINE cla_bab_el_mandeb *** |
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| 270 | !! |
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| 271 | !! ** Purpose : update the now horizontal divergence, the tracer tendancy |
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| 272 | !! and the after velocity in vicinity of Bab el Mandeb ( Red Sea - Indian ocean). |
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[3] | 273 | !! |
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[2392] | 274 | !! ** Method : compute the exchanges at each side of the strait : |
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[3] | 275 | !! |
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[2392] | 276 | !! surf. zio_flow |
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| 277 | !! (+ balance of emp) /\ |\\\\\\\\\\\| |
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| 278 | !! || |\\\\\\\\\\\| |
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| 279 | !! deep zio_flow || |\\\\\\\\\\\| |
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| 280 | !! | || || |\\\\\\\\\\\| |
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| 281 | !! 89 | || || |\\\\\\\\\\\| |
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| 282 | !! |__\/_v_||__|____________ |
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| 283 | !! !\\\\\\\\\\\| surf. zio_flow |
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| 284 | !! |\\\\\\\\\\\|<=== (+ balance of emp) |
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| 285 | !! |\\\\\\\\\\\u |
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| 286 | !! 88 |\\\\\\\\\\\|<--- deep zrecirc (upper+deep at 2 different levels) |
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| 287 | !! |___________|__________ |
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| 288 | !! !\\\\\\\\\\\| |
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| 289 | !! |\\\\\\\\\\\| ---\ deep zrecirc (upper+deep) |
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| 290 | !! 87 !\\\\\\\\\\\u ===/ + deep zio_flow (all at the same level) |
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| 291 | !! !\\\\\\\\\\\| |
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| 292 | !! !___________|__________ |
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| 293 | !! 160 161 |
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[3] | 294 | !! |
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[2392] | 295 | !!---------------------------------------------------------------------- |
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| 296 | CHARACTER(len=1), INTENT(in) :: cd_td ! ='div' update the divergence |
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| 297 | ! ! ='tra' update the tracers |
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| 298 | ! ! ='spg' update after velocity |
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| 299 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 300 | REAL(wp) :: zemp_red ! temporary scalar |
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| 301 | REAL(wp) :: zio_flow, zrecirc_upp, zrecirc_mid, zrecirc_bot |
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[3] | 302 | !!--------------------------------------------------------------------- |
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[2392] | 303 | ! |
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| 304 | SELECT CASE( cd_td ) |
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| 305 | ! ! ---------------- ! |
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| 306 | CASE( 'ini' ) ! initialisation ! |
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| 307 | ! ! ---------------- ! |
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| 308 | ! |
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| 309 | zio_flow = 0.4e6 ! imposed in/out flow |
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| 310 | zrecirc_upp = 0.2e6 ! imposed upper recirculation water |
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| 311 | zrecirc_bot = 0.5e6 ! imposed bottom recirculation water |
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[3] | 312 | |
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[2392] | 313 | hdiv_161_88(:) = 0.e0 ! (161,88) Gulf of Aden side, north point |
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| 314 | hdiv_161_87(:) = 0.e0 ! (161,87) Gulf of Aden side, south point |
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| 315 | hdiv_160_89(:) = 0.e0 ! (160,89) Red sea side |
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[3] | 316 | |
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[2392] | 317 | DO jj = mj0(88), mj1(88) !** profile of hdiv at (161,88) (Gulf of Aden side, north point) |
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| 318 | DO ji = mi0(161), mi1(161) !------------------------------ |
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| 319 | DO jk = 1, 8 ! surface in/out flow (Ind -> Red) (div >0) |
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| 320 | hdiv_161_88(jk) = + zio_flow / ( 8. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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| 321 | END DO |
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| 322 | ! ! recirculation water (Ind -> Red) (div >0) |
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| 323 | hdiv_161_88(20) = + zrecirc_upp / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,20) ) |
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| 324 | hdiv_161_88(21) = + ( zrecirc_bot - zrecirc_upp ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,21) ) |
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| 325 | END DO |
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[3] | 326 | END DO |
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[2392] | 327 | ! |
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| 328 | DO jj = mj0(87), mj1(87) !** profile of hdiv at (161,88) (Gulf of Aden side, south point) |
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| 329 | DO ji = mi0(161), mi1(161) !------------------------------ |
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| 330 | ! ! deep out flow + recirculation (Red -> Ind) (div <0) |
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| 331 | hdiv_161_87(21) = - ( zio_flow + zrecirc_bot ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,21) ) |
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[3] | 332 | END DO |
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| 333 | END DO |
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[2392] | 334 | ! |
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| 335 | DO jj = mj0(89), mj1(89) !** profile of hdiv at (161,88) (Red sea side) |
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| 336 | DO ji = mi0(160), mi1(160) !------------------------------ |
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| 337 | DO jk = 1, 8 ! surface inflow (Ind -> Red) (div <0) |
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| 338 | hdiv_160_89(jk) = - zio_flow / ( 8. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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| 339 | END DO |
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| 340 | ! ! deep outflow (Red -> Ind) (div >0) |
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| 341 | hdiv_160_89(16) = + zio_flow / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,16) ) |
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[3] | 342 | END DO |
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| 343 | END DO |
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[2392] | 344 | ! ! ---------------- ! |
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| 345 | CASE( 'div' ) ! update hdivn ! (call by divcur module) |
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| 346 | ! ! ---------=====-- ! |
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| 347 | ! !** emp on the Red Sea (div >0) |
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| 348 | zemp_red = 0.e0 !--------------------- |
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| 349 | DO jj = mj0(87), mj1(96) ! sum over the Red sea |
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| 350 | DO ji = mi0(148), mi1(160) |
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| 351 | zemp_red = zemp_red + emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
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| 352 | END DO |
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| 353 | END DO |
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| 354 | IF( lk_mpp ) CALL mpp_sum( zemp_red ) ! sum with other processors value |
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| 355 | zemp_red = zemp_red * 1.e-3 ! convert in m3 |
---|
| 356 | ! |
---|
| 357 | ! !** Correct hdivn (including emp adjustment) |
---|
| 358 | ! !------------------------------------------- |
---|
| 359 | DO jj = mj0(88), mj1(88) !* profile of hdiv at (161,88) (Gulf of Aden side, north point) |
---|
[3] | 360 | DO ji = mi0(161), mi1(161) |
---|
[2392] | 361 | hdiv_161_88_kt(:) = hdiv_161_88(:) |
---|
| 362 | DO jk = 1, 8 ! increase the inflow from the Indian (div >0) |
---|
| 363 | hdiv_161_88_kt(jk) = hdiv_161_88(jk) + zemp_red / (8. * e2u(ji,jj) * fse3u(ji,jj,jk) ) |
---|
| 364 | END DO |
---|
| 365 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_161_88_kt(:) |
---|
[3] | 366 | END DO |
---|
| 367 | END DO |
---|
[2392] | 368 | DO jj = mj0(87), mj1(87) !* profile of divergence at (161,87) (Gulf of Aden side, south point) |
---|
[3] | 369 | DO ji = mi0(161), mi1(161) |
---|
[2392] | 370 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_161_87(:) |
---|
[3] | 371 | END DO |
---|
| 372 | END DO |
---|
[2392] | 373 | DO jj = mj0(89), mj1(89) !* profile of divergence at (160,89) (Red sea side) |
---|
| 374 | DO ji = mi0(160), mi1(160) |
---|
| 375 | hdiv_160_89_kt(:) = hdiv_160_89(:) |
---|
| 376 | DO jk = 1, 18 ! increase the inflow from the Indian (div <0) |
---|
| 377 | hdiv_160_89_kt(jk) = hdiv_160_89(jk) - zemp_red / (10. * e1v(ji,jj) * fse3v(ji,jj,jk) ) |
---|
| 378 | END DO |
---|
| 379 | hdivn(ji, jj,:) = hdivn(ji, jj,:) + hdiv_160_89_kt(:) |
---|
| 380 | END DO |
---|
[3] | 381 | END DO |
---|
[2392] | 382 | ! ! ---------------- ! |
---|
| 383 | CASE( 'tra' ) ! update (ta,sa) ! (call by traadv module) |
---|
| 384 | ! ! --------=======- ! |
---|
| 385 | ! |
---|
| 386 | DO jj = mj0(88), mj1(88) !** (161,88) (Gulf of Aden side, north point) |
---|
[3] | 387 | DO ji = mi0(161), mi1(161) |
---|
[2392] | 388 | DO jk = 1, jpkm1 ! surf inflow + reciculation (from Gulf of Aden) |
---|
[3294] | 389 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_161_88_kt(jk) * tsn(ji,jj,jk,jp_tem) |
---|
| 390 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_161_88_kt(jk) * tsn(ji,jj,jk,jp_sal) |
---|
[2392] | 391 | END DO |
---|
[3] | 392 | END DO |
---|
| 393 | END DO |
---|
[2392] | 394 | DO jj = mj0(87), mj1(87) !** (161,87) (Gulf of Aden side, south point) |
---|
[3] | 395 | DO ji = mi0(161), mi1(161) |
---|
[2392] | 396 | jk = 21 ! deep outflow + recirulation (combined flux) |
---|
[3294] | 397 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) + hdiv_161_88(20) * tsn(ji ,jj+1,20,jp_tem) & ! upper recirculation from Gulf of Aden |
---|
| 398 | & + hdiv_161_88(21) * tsn(ji ,jj+1,21,jp_tem) & ! deep recirculation from Gulf of Aden |
---|
| 399 | & + hdiv_160_89(16) * tsn(ji-1,jj+2,16,jp_tem) ! deep inflow from Red sea |
---|
| 400 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) + hdiv_161_88(20) * tsn(ji ,jj+1,20,jp_sal) & |
---|
| 401 | & + hdiv_161_88(21) * tsn(ji ,jj+1,21,jp_sal) & |
---|
| 402 | & + hdiv_160_89(16) * tsn(ji-1,jj+2,16,jp_sal) |
---|
[3] | 403 | END DO |
---|
| 404 | END DO |
---|
[2392] | 405 | DO jj = mj0(89), mj1(89) !** (161,88) (Red sea side) |
---|
| 406 | DO ji = mi0(160), mi1(160) |
---|
| 407 | DO jk = 1, 14 ! surface inflow (from Gulf of Aden) |
---|
[3294] | 408 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_160_89_kt(jk) * tsn(ji+1,jj-1,jk,jp_tem) |
---|
| 409 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_160_89_kt(jk) * tsn(ji+1,jj-1,jk,jp_sal) |
---|
[2392] | 410 | END DO |
---|
[3294] | 411 | ! ! deep outflow (from Red sea) |
---|
| 412 | tsa(ji,jj,16,jp_tem) = tsa(ji,jj,16,jp_tem) - hdiv_160_89(16) * tsn(ji,jj,16,jp_tem) |
---|
| 413 | tsa(ji,jj,16,jp_sal) = tsa(ji,jj,16,jp_sal) - hdiv_160_89(16) * tsn(ji,jj,16,jp_sal) |
---|
[2392] | 414 | END DO |
---|
[3] | 415 | END DO |
---|
[2392] | 416 | ! |
---|
| 417 | ! ! ---------------- ! |
---|
| 418 | CASE( 'spg' ) ! update (ua,va) ! (call by dynspg module) |
---|
| 419 | ! ! --------=======- ! |
---|
| 420 | ! at this stage, (ua,va) are the after velocity, not the tendancy |
---|
| 421 | ! compute the velocity from the divergence at T-point |
---|
| 422 | ! |
---|
| 423 | DO jj = mj0(88), mj1(88) !** (160,88) (Gulf of Aden side, north point) |
---|
| 424 | DO ji = mi0(160), mi1(160) ! 160, not 161 as it is a U-point) |
---|
| 425 | ua(ji,jj,:) = - hdiv_161_88_kt(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
---|
| 426 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
[3] | 427 | END DO |
---|
| 428 | END DO |
---|
[2392] | 429 | DO jj = mj0(87), mj1(87) !** (160,87) (Gulf of Aden side, south point) |
---|
| 430 | DO ji = mi0(160), mi1(160) ! 160, not 161 as it is a U-point) |
---|
| 431 | ua(ji,jj,:) = - hdiv_161_87(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
---|
| 432 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
| 433 | END DO |
---|
[3] | 434 | END DO |
---|
[2392] | 435 | DO jj = mj0(88), mj1(88) !** profile of divergence at (160,89) (Red sea side) |
---|
| 436 | DO ji = mi0(160), mi1(160) ! 88, not 89 as it is a V-point) |
---|
| 437 | va(ji,jj,:) = - hdiv_160_89_kt(:) / ( e1t(ji,jj+1) * e2t(ji,jj+1) * fse3t(ji,jj+1,:) ) & |
---|
| 438 | & * e1v(ji,jj) * fse3v(ji,jj,:) |
---|
| 439 | END DO |
---|
| 440 | END DO |
---|
| 441 | END SELECT |
---|
| 442 | ! |
---|
| 443 | END SUBROUTINE cla_bab_el_mandeb |
---|
| 444 | |
---|
[3] | 445 | |
---|
[2392] | 446 | SUBROUTINE cla_gibraltar( cd_td ) |
---|
| 447 | !! ------------------------------------------------------------------- |
---|
| 448 | !! *** ROUTINE cla_gibraltar *** |
---|
| 449 | !! |
---|
| 450 | !! ** Purpose : update the now horizontal divergence, the tracer |
---|
| 451 | !! tendancyand the after velocity in vicinity of Gibraltar |
---|
| 452 | !! strait ( Persian Gulf - Indian ocean ). |
---|
[3] | 453 | !! |
---|
| 454 | !! ** Method : |
---|
[2392] | 455 | !! _______________________ |
---|
| 456 | !! deep zio_flow /====|///////|====> surf. zio_flow |
---|
| 457 | !! + deep zrecirc \----|///////| (+balance of emp) |
---|
| 458 | !! 102 u///////u |
---|
| 459 | !! mid. recicul <--|///////|<==== deep zio_flow |
---|
| 460 | !! _____|_______|_____ |
---|
| 461 | !! surf. zio_flow ====>|///////| |
---|
| 462 | !! (+balance of emp) |///////| |
---|
| 463 | !! 101 u///////| |
---|
| 464 | !! mid. recicul -->|///////| Caution: zrecirc split into |
---|
| 465 | !! deep zrecirc ---->|///////| upper & bottom recirculation |
---|
| 466 | !! _______|_______|_______ |
---|
| 467 | !! 139 140 141 |
---|
[3] | 468 | !! |
---|
| 469 | !!--------------------------------------------------------------------- |
---|
[2392] | 470 | CHARACTER(len=1), INTENT(in) :: cd_td ! ='div' update the divergence |
---|
| 471 | ! ! ='tra' update the tracers |
---|
| 472 | ! ! ='spg' update after velocity |
---|
| 473 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 474 | REAL(wp) :: zemp_med ! temporary scalar |
---|
| 475 | REAL(wp) :: zio_flow, zrecirc_upp, zrecirc_mid, zrecirc_bot |
---|
[3] | 476 | !!--------------------------------------------------------------------- |
---|
[2392] | 477 | ! |
---|
| 478 | SELECT CASE( cd_td ) |
---|
| 479 | ! ! ---------------- ! |
---|
| 480 | CASE( 'ini' ) ! initialisation ! |
---|
| 481 | ! ! ---------------- ! |
---|
| 482 | ! !** initialization of the velocity |
---|
| 483 | hdiv_139_101(:) = 0.e0 ! 139,101 (Atlantic side, south point) |
---|
| 484 | hdiv_139_102(:) = 0.e0 ! 139,102 (Atlantic side, north point) |
---|
| 485 | hdiv_141_102(:) = 0.e0 ! 141,102 (Med sea side) |
---|
| 486 | |
---|
| 487 | ! !** imposed transport |
---|
| 488 | zio_flow = 0.8e6 ! inflow surface water |
---|
| 489 | zrecirc_mid = 0.7e6 ! middle recirculation water |
---|
| 490 | zrecirc_upp = 2.5e6 ! upper recirculation water |
---|
| 491 | zrecirc_bot = 3.5e6 ! bottom recirculation water |
---|
| 492 | ! |
---|
| 493 | DO jj = mj0(101), mj1(101) !** profile of hdiv at 139,101 (Atlantic side, south point) |
---|
| 494 | DO ji = mi0(139), mi1(139) !----------------------------- |
---|
| 495 | DO jk = 1, 14 ! surface in/out flow (Atl -> Med) (div >0) |
---|
| 496 | hdiv_139_101(jk) = + zio_flow / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 497 | END DO |
---|
| 498 | DO jk = 15, 20 ! middle reciculation (Atl 101 -> Atl 102) (div >0) |
---|
| 499 | hdiv_139_101(jk) = + zrecirc_mid / ( 6. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 500 | END DO |
---|
| 501 | ! ! upper reciculation (Atl 101 -> Atl 101) (div >0) |
---|
| 502 | hdiv_139_101(21) = + zrecirc_upp / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 503 | ! |
---|
| 504 | ! ! upper & bottom reciculation (Atl 101 -> Atl 101 & 102) (div >0) |
---|
| 505 | hdiv_139_101(22) = ( zrecirc_bot - zrecirc_upp ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 506 | END DO |
---|
[3] | 507 | END DO |
---|
[2392] | 508 | DO jj = mj0(102), mj1(102) !** profile of hdiv at 139,102 (Atlantic side, north point) |
---|
| 509 | DO ji = mi0(139), mi1(139) !----------------------------- |
---|
| 510 | DO jk = 15, 20 ! middle reciculation (Atl 101 -> Atl 102) (div <0) |
---|
| 511 | hdiv_139_102(jk) = - zrecirc_mid / ( 6. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 512 | END DO |
---|
| 513 | ! ! outflow of Mediterranean sea + deep recirculation (div <0) |
---|
| 514 | hdiv_139_102(22) = - ( zio_flow + zrecirc_bot ) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 515 | END DO |
---|
[3] | 516 | END DO |
---|
[2392] | 517 | DO jj = mj0(102), mj1(102) !** velocity profile at 141,102 (Med sea side) |
---|
| 518 | DO ji = mi0(141), mi1(141) !------------------------------ |
---|
| 519 | DO jk = 1, 14 ! surface inflow in the Med (div <0) |
---|
| 520 | hdiv_141_102(jk) = - zio_flow / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 521 | END DO |
---|
| 522 | ! ! deep outflow toward the Atlantic (div >0) |
---|
| 523 | hdiv_141_102(21) = + zio_flow / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
[3] | 524 | END DO |
---|
| 525 | END DO |
---|
[2392] | 526 | ! ! ---------------- ! |
---|
| 527 | CASE( 'div' ) ! update hdivn ! (call by divcur module) |
---|
| 528 | ! ! ---------=====-- ! |
---|
| 529 | ! !** emp on the Mediterranean Sea (div >0) |
---|
| 530 | zemp_med = 0.e0 !------------------------------- |
---|
| 531 | DO jj = mj0(96), mj1(110) ! sum over the Med sea |
---|
| 532 | DO ji = mi0(141),mi1(181) |
---|
| 533 | zemp_med = zemp_med + emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
---|
[3] | 534 | END DO |
---|
| 535 | END DO |
---|
[2392] | 536 | DO jj = mj0(96), mj1(96) ! minus 2 points in Red Sea |
---|
| 537 | DO ji = mi0(148),mi1(148) |
---|
| 538 | zemp_med = zemp_med - emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
---|
[3] | 539 | END DO |
---|
[2392] | 540 | DO ji = mi0(149),mi1(149) |
---|
| 541 | zemp_med = zemp_med - emp(ji,jj) * e1t(ji,jj) * e2t(ji,jj) * tmask_i(ji,jj) |
---|
| 542 | END DO |
---|
[3] | 543 | END DO |
---|
[2392] | 544 | IF( lk_mpp ) CALL mpp_sum( zemp_med ) ! sum with other processors value |
---|
| 545 | zemp_med = zemp_med * 1.e-3 ! convert in m3 |
---|
| 546 | ! |
---|
| 547 | ! !** Correct hdivn (including emp adjustment) |
---|
| 548 | ! !------------------------------------------- |
---|
| 549 | DO jj = mj0(101), mj1(101) !* 139,101 (Atlantic side, south point) |
---|
[3] | 550 | DO ji = mi0(139), mi1(139) |
---|
[2392] | 551 | hdiv_139_101_kt(:) = hdiv_139_101(:) |
---|
| 552 | DO jk = 1, 14 ! increase the inflow from the Atlantic (div >0) |
---|
| 553 | hdiv_139_101_kt(jk) = hdiv_139_101(jk) + zemp_med / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 554 | END DO |
---|
| 555 | hdivn(ji, jj,:) = hdivn(ji, jj,:) + hdiv_139_101_kt(:) |
---|
[3] | 556 | END DO |
---|
| 557 | END DO |
---|
[2392] | 558 | DO jj = mj0(102), mj1(102) !* 139,102 (Atlantic side, north point) |
---|
[3] | 559 | DO ji = mi0(139), mi1(139) |
---|
[2392] | 560 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_139_102(:) |
---|
[3] | 561 | END DO |
---|
| 562 | END DO |
---|
[2392] | 563 | DO jj = mj0(102), mj1(102) !* 141,102 (Med side) |
---|
| 564 | DO ji = mi0(141), mi1(141) |
---|
| 565 | hdiv_141_102(:) = hdiv_141_102(:) |
---|
| 566 | DO jk = 1, 14 ! increase the inflow from the Atlantic (div <0) |
---|
| 567 | hdiv_141_102_kt(jk) = hdiv_141_102(jk) - zemp_med / ( 14. * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
---|
| 568 | END DO |
---|
| 569 | hdivn(ji, jj,:) = hdivn(ji, jj,:) + hdiv_141_102_kt(:) |
---|
| 570 | END DO |
---|
[3] | 571 | END DO |
---|
[2392] | 572 | ! ! ---------------- ! |
---|
| 573 | CASE( 'tra' ) ! update (ta,sa) ! (call by traadv module) |
---|
| 574 | ! ! --------=======- ! |
---|
| 575 | ! |
---|
| 576 | DO jj = mj0(101), mj1(101) !** 139,101 (Atlantic side, south point) (div >0) |
---|
[3] | 577 | DO ji = mi0(139), mi1(139) |
---|
[2392] | 578 | DO jk = 1, jpkm1 ! surf inflow + mid. & bottom reciculation (from Atlantic) |
---|
[3294] | 579 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_139_101_kt(jk) * tsn(ji,jj,jk,jp_tem) |
---|
| 580 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_139_101_kt(jk) * tsn(ji,jj,jk,jp_sal) |
---|
[2392] | 581 | END DO |
---|
[3] | 582 | END DO |
---|
| 583 | END DO |
---|
[2392] | 584 | ! |
---|
| 585 | DO jj = mj0(102), mj1(102) !** 139,102 (Atlantic side, north point) (div <0) |
---|
[3] | 586 | DO ji = mi0(139), mi1(139) |
---|
[2392] | 587 | DO jk = 15, 20 ! middle reciculation (Atl 101 -> Atl 102) (div <0) |
---|
[3294] | 588 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_139_102(jk) * tsn(ji,jj-1,jk,jp_tem) ! middle Atlantic recirculation |
---|
| 589 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_139_102(jk) * tsn(ji,jj-1,jk,jp_sal) |
---|
[2392] | 590 | END DO |
---|
| 591 | ! ! upper & bottom Atl. reciculation (Atl 101 -> Atl 102) - (div <0) |
---|
| 592 | ! ! deep Med flow (Med 102 -> Atl 102) - (div <0) |
---|
[3294] | 593 | tsa(ji,jj,22,jp_tem) = tsa(ji,jj,22,jp_tem) + hdiv_141_102(21) * tsn(ji+2,jj,21,jp_tem) & ! deep Med flow |
---|
| 594 | & + hdiv_139_101(21) * tsn(ji,jj-1,21,jp_tem) & ! upper Atlantic recirculation |
---|
| 595 | & + hdiv_139_101(22) * tsn(ji,jj-1,22,jp_tem) ! bottom Atlantic recirculation |
---|
| 596 | tsa(ji,jj,22,jp_sal) = tsa(ji,jj,22,jp_sal) + hdiv_141_102(21) * tsn(ji+2,jj,21,jp_sal) & |
---|
| 597 | & + hdiv_139_101(21) * tsn(ji,jj-1,21,jp_sal) & |
---|
| 598 | & + hdiv_139_101(22) * tsn(ji,jj-1,22,jp_sal) |
---|
[3] | 599 | END DO |
---|
| 600 | END DO |
---|
[2392] | 601 | DO jj = mj0(102), mj1(102) !* 141,102 (Med side) (div <0) |
---|
[3] | 602 | DO ji = mi0(141), mi1(141) |
---|
[2392] | 603 | DO jk = 1, 14 ! surface flow from Atlantic to Med sea |
---|
[3294] | 604 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_141_102_kt(jk) * tsn(ji-2,jj-1,jk,jp_tem) |
---|
| 605 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_141_102_kt(jk) * tsn(ji-2,jj-1,jk,jp_sal) |
---|
[2392] | 606 | END DO |
---|
| 607 | ! ! deeper flow from Med sea to Atlantic |
---|
[3294] | 608 | tsa(ji,jj,21,jp_tem) = tsa(ji,jj,21,jp_tem) - hdiv_141_102(21) * tsn(ji,jj,21,jp_tem) |
---|
| 609 | tsa(ji,jj,21,jp_sal) = tsa(ji,jj,21,jp_sal) - hdiv_141_102(21) * tsn(ji,jj,21,jp_sal) |
---|
[3] | 610 | END DO |
---|
| 611 | END DO |
---|
[2392] | 612 | ! ! ---------------- ! |
---|
| 613 | CASE( 'spg' ) ! update (ua,va) ! (call by dynspg module) |
---|
| 614 | ! ! --------=======- ! |
---|
| 615 | ! at this stage, (ua,va) are the after velocity, not the tendancy |
---|
| 616 | ! compute the velocity from the divergence at T-point |
---|
| 617 | ! |
---|
| 618 | DO jj = mj0(101), mj1(101) !** 139,101 (Atlantic side, south point) |
---|
| 619 | DO ji = mi0(139), mi1(139) ! div >0 => ua >0, same sign |
---|
| 620 | ua(ji,jj,:) = hdiv_139_101_kt(:) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,:) ) & |
---|
| 621 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
| 622 | END DO |
---|
[3] | 623 | END DO |
---|
[2392] | 624 | DO jj = mj0(102), mj1(102) !** 139,102 (Atlantic side, north point) |
---|
| 625 | DO ji = mi0(139), mi1(139) ! div <0 => ua <0, same sign |
---|
| 626 | ua(ji,jj,:) = hdiv_139_102(:) / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,:) ) & |
---|
| 627 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
[3] | 628 | END DO |
---|
| 629 | END DO |
---|
[2392] | 630 | DO jj = mj0(102), mj1(102) !** 140,102 (Med side) (140 not 141 as it is a U-point) |
---|
| 631 | DO ji = mi0(140), mi1(140) ! div >0 => ua <0, opposite sign |
---|
| 632 | ua(ji,jj,:) = - hdiv_141_102(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
---|
| 633 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
---|
[3] | 634 | END DO |
---|
| 635 | END DO |
---|
[2392] | 636 | ! |
---|
| 637 | END SELECT |
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| 638 | ! |
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| 639 | END SUBROUTINE cla_gibraltar |
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[3] | 640 | |
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| 641 | |
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[2392] | 642 | SUBROUTINE cla_hormuz( cd_td ) |
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| 643 | !! ------------------------------------------------------------------- |
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| 644 | !! *** ROUTINE div_hormuz *** |
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| 645 | !! |
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| 646 | !! ** Purpose : update the now horizontal divergence, the tracer |
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| 647 | !! tendancyand the after velocity in vicinity of Hormuz |
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| 648 | !! strait ( Persian Gulf - Indian ocean ). |
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| 649 | !! |
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| 650 | !! ** Method : Hormuz strait |
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| 651 | !! ______________ |
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| 652 | !! |/////|<== surface inflow |
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| 653 | !! 94 |/////| |
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| 654 | !! |/////|==> deep outflow |
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| 655 | !! |_____|_______ |
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| 656 | !! 171 172 |
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[3] | 657 | !!--------------------------------------------------------------------- |
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[2392] | 658 | CHARACTER(len=1), INTENT(in) :: cd_td ! ='ini' initialisation |
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| 659 | !! ! ='div' update the divergence |
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| 660 | !! ! ='tra' update the tracers |
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| 661 | !! ! ='spg' update after velocity |
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[3] | 662 | !! |
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[2392] | 663 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 664 | REAL(wp) :: zio_flow ! temporary scalar |
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[3] | 665 | !!--------------------------------------------------------------------- |
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[2392] | 666 | ! |
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| 667 | SELECT CASE( cd_td ) |
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| 668 | ! ! ---------------- ! |
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| 669 | CASE( 'ini' ) ! initialisation ! |
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| 670 | ! ! ---------------- ! |
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| 671 | ! !** profile of horizontal divergence due to cross-land advection |
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| 672 | zio_flow = 1.e6 ! imposed in/out flow |
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| 673 | ! |
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| 674 | hdiv_172_94(:) = 0.e0 |
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| 675 | ! |
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| 676 | DO jj = mj0(94), mj1(94) ! in/out flow at (i,j) = (172,94) |
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| 677 | DO ji = mi0(172), mi1(172) |
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| 678 | DO jk = 1, 8 ! surface inflow (Indian ocean to Persian Gulf) (div<0) |
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| 679 | hdiv_172_94(jk) = - ( zio_flow / 8.e0 * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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| 680 | END DO |
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| 681 | DO jk = 16, 18 ! deep outflow (Persian Gulf to Indian ocean) (div>0) |
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| 682 | hdiv_172_94(jk) = + ( zio_flow / 3.e0 * e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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| 683 | END DO |
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[3] | 684 | END DO |
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| 685 | END DO |
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[2392] | 686 | ! !** T & S profile in the Hormuz strait (use in deep outflow) |
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| 687 | ! Temperature and Salinity |
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| 688 | t_171_94_hor(:) = 0.e0 ; s_171_94_hor(:) = 0.e0 |
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| 689 | t_171_94_hor(16) = 18.4 ; s_171_94_hor(16) = 36.27 |
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| 690 | t_171_94_hor(17) = 17.8 ; s_171_94_hor(17) = 36.4 |
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| 691 | t_171_94_hor(18) = 16. ; s_171_94_hor(18) = 36.27 |
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| 692 | ! |
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| 693 | ! ! ---------------- ! |
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| 694 | CASE( 'div' ) ! update hdivn ! (call by divcur module) |
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| 695 | ! ! ---------=====-- ! |
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| 696 | ! |
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| 697 | DO jj = mj0(94), mj1(94) !** 172,94 (Indian ocean side) |
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| 698 | DO ji = mi0(172), mi1(172) |
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| 699 | hdivn(ji,jj,:) = hdivn(ji,jj,:) + hdiv_172_94(:) |
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[3] | 700 | END DO |
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| 701 | END DO |
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[2392] | 702 | ! ! ---------------- ! |
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| 703 | CASE( 'tra' ) ! update (ta,sa) ! (call by traadv module) |
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| 704 | ! ! --------=======- ! |
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| 705 | ! |
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| 706 | DO jj = mj0(94), mj1(94) !** 172,94 (Indian ocean side) |
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[3] | 707 | DO ji = mi0(172), mi1(172) |
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[2392] | 708 | DO jk = 1, 8 ! surface inflow (Indian ocean to Persian Gulf) (div<0) |
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[3294] | 709 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_172_94(jk) * tsn(ji,jj,jk,jp_tem) |
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| 710 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_172_94(jk) * tsn(ji,jj,jk,jp_sal) |
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[2392] | 711 | END DO |
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| 712 | DO jk = 16, 18 ! deep outflow (Persian Gulf to Indian ocean) (div>0) |
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[3294] | 713 | tsa(ji,jj,jk,jp_tem) = tsa(ji,jj,jk,jp_tem) - hdiv_172_94(jk) * t_171_94_hor(jk) |
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| 714 | tsa(ji,jj,jk,jp_sal) = tsa(ji,jj,jk,jp_sal) - hdiv_172_94(jk) * s_171_94_hor(jk) |
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[2392] | 715 | END DO |
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[3] | 716 | END DO |
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| 717 | END DO |
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[2392] | 718 | ! ! ---------------- ! |
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| 719 | CASE( 'spg' ) ! update (ua,va) ! (call by dynspg module) |
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| 720 | ! ! --------=======- ! |
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| 721 | ! No barotropic flow through Hormuz strait |
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| 722 | ! at this stage, (ua,va) are the after velocity, not the tendancy |
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| 723 | ! compute the velocity from the divergence at T-point |
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| 724 | DO jj = mj0(94), mj1(94) !** 171,94 (Indian ocean side) (171 not 172 as it is the western U-point) |
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| 725 | DO ji = mi0(171), mi1(171) ! div >0 => ua >0, opposite sign |
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| 726 | ua(ji,jj,:) = - hdiv_172_94(:) / ( e1t(ji+1,jj) * e2t(ji+1,jj) * fse3t(ji+1,jj,:) ) & |
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| 727 | & * e2u(ji,jj) * fse3u(ji,jj,:) |
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[3] | 728 | END DO |
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| 729 | END DO |
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[2392] | 730 | ! |
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| 731 | END SELECT |
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[3] | 732 | ! |
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[2392] | 733 | END SUBROUTINE cla_hormuz |
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| 734 | |
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[3] | 735 | !!====================================================================== |
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| 736 | END MODULE cla |
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