[4058] | 1 | MODULE trcbc |
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| 2 | !!====================================================================== |
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[6140] | 3 | !! *** MODULE trcbc *** |
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[4058] | 4 | !! TOP : module for passive tracer boundary conditions |
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| 5 | !!===================================================================== |
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[7646] | 6 | !! History : 3.5 ! 2014 (M. Vichi, T. Lovato) Original |
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| 7 | !! 3.6 ! 2015 (T . Lovato) Revision and BDY support |
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| 8 | !! 4.0 ! 2016 (T . Lovato) Include application of sbc and cbc |
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[4058] | 9 | !!---------------------------------------------------------------------- |
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[6140] | 10 | #if defined key_top |
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[4058] | 11 | !!---------------------------------------------------------------------- |
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| 12 | !! 'key_top' TOP model |
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| 13 | !!---------------------------------------------------------------------- |
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[7646] | 14 | !! trc_bc : Apply tracer Boundary Conditions |
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[4058] | 15 | !!---------------------------------------------------------------------- |
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| 16 | USE par_trc ! passive tracers parameters |
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| 17 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 18 | USE trc ! passive tracers common variables |
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| 19 | USE iom ! I/O manager |
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| 20 | USE lib_mpp ! MPP library |
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| 21 | USE fldread ! read input fields |
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[7646] | 22 | USE bdy_oce, ONLY: ln_bdy, nb_bdy , idx_bdy, ln_coords_file, rn_time_dmp, rn_time_dmp_out |
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[4058] | 23 | |
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| 24 | IMPLICIT NONE |
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| 25 | PRIVATE |
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| 26 | |
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[7646] | 27 | PUBLIC trc_bc ! called in trcstp.F90 or within TOP modules |
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| 28 | PUBLIC trc_bc_ini ! called in trcini.F90 |
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[4058] | 29 | |
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[6140] | 30 | INTEGER , SAVE, PUBLIC :: nb_trcobc ! number of tracers with open BC |
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| 31 | INTEGER , SAVE, PUBLIC :: nb_trcsbc ! number of tracers with surface BC |
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| 32 | INTEGER , SAVE, PUBLIC :: nb_trccbc ! number of tracers with coastal BC |
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[4058] | 33 | INTEGER , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: n_trc_indobc ! index of tracer with OBC data |
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| 34 | INTEGER , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: n_trc_indsbc ! index of tracer with SBC data |
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| 35 | INTEGER , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: n_trc_indcbc ! index of tracer with CBC data |
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[6140] | 36 | REAL(wp) , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: rf_trsfac ! multiplicative factor for SBC tracer values |
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| 37 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: sf_trcsbc ! structure of data input SBC (file informations, fields read) |
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| 38 | REAL(wp) , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: rf_trcfac ! multiplicative factor for CBC tracer values |
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| 39 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: sf_trccbc ! structure of data input CBC (file informations, fields read) |
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| 40 | REAL(wp) , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: rf_trofac ! multiplicative factor for OBCtracer values |
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[9800] | 41 | #if defined key_agrif |
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[9788] | 42 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: sf_trcobc ! structure of data input OBC (file informations, fields read) |
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[9800] | 43 | #else |
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| 44 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:), TARGET :: sf_trcobc |
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| 45 | #endif |
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[4058] | 46 | |
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[7646] | 47 | !! * Substitutions |
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| 48 | # include "vectopt_loop_substitute.h90" |
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[4058] | 49 | !!---------------------------------------------------------------------- |
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[9598] | 50 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[6140] | 51 | !! $Id$ |
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[10068] | 52 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[4058] | 53 | !!---------------------------------------------------------------------- |
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| 54 | CONTAINS |
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| 55 | |
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[7646] | 56 | SUBROUTINE trc_bc_ini( ntrc ) |
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[4058] | 57 | !!---------------------------------------------------------------------- |
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[7646] | 58 | !! *** ROUTINE trc_bc_ini *** |
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[4058] | 59 | !! |
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| 60 | !! ** Purpose : initialisation of passive tracer BC data |
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| 61 | !! |
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| 62 | !! ** Method : - Read namtsd namelist |
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| 63 | !! - allocates passive tracer BC data structure |
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| 64 | !!---------------------------------------------------------------------- |
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[9169] | 65 | INTEGER,INTENT(in) :: ntrc ! number of tracers |
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| 66 | ! |
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[6140] | 67 | INTEGER :: jl, jn , ib, ibd, ii, ij, ik ! dummy loop indices |
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[4058] | 68 | INTEGER :: ierr0, ierr1, ierr2, ierr3 ! temporary integers |
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[6140] | 69 | INTEGER :: ios ! Local integer output status for namelist read |
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| 70 | INTEGER :: nblen, igrd ! support arrays for BDY |
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[4058] | 71 | CHARACTER(len=100) :: clndta, clntrc |
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| 72 | ! |
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[6140] | 73 | CHARACTER(len=100) :: cn_dir_sbc, cn_dir_cbc, cn_dir_obc |
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[4058] | 74 | TYPE(FLD_N), ALLOCATABLE, DIMENSION(:) :: slf_i ! local array of namelist informations on the fields to read |
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| 75 | TYPE(FLD_N), DIMENSION(jpmaxtrc) :: sn_trcobc ! open |
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| 76 | TYPE(FLD_N), DIMENSION(jpmaxtrc) :: sn_trcsbc ! surface |
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| 77 | TYPE(FLD_N), DIMENSION(jpmaxtrc) :: sn_trccbc ! coastal |
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| 78 | REAL(wp) , DIMENSION(jpmaxtrc) :: rn_trofac ! multiplicative factor for tracer values |
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| 79 | REAL(wp) , DIMENSION(jpmaxtrc) :: rn_trsfac ! multiplicative factor for tracer values |
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| 80 | REAL(wp) , DIMENSION(jpmaxtrc) :: rn_trcfac ! multiplicative factor for tracer values |
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| 81 | !! |
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[7646] | 82 | NAMELIST/namtrc_bc/ cn_dir_obc, sn_trcobc, rn_trofac, cn_dir_sbc, sn_trcsbc, rn_trsfac, & |
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| 83 | & cn_dir_cbc, sn_trccbc, rn_trcfac, ln_rnf_ctl, rn_bc_time |
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[6140] | 84 | NAMELIST/namtrc_bdy/ cn_trc_dflt, cn_trc, nn_trcdmp_bdy |
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[4058] | 85 | !!---------------------------------------------------------------------- |
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| 86 | ! |
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[6140] | 87 | IF( lwp ) THEN |
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[9169] | 88 | WRITE(numout,*) |
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[7646] | 89 | WRITE(numout,*) 'trc_bc_ini : Tracers Boundary Conditions (BC)' |
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[6140] | 90 | WRITE(numout,*) '~~~~~~~~~~~ ' |
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| 91 | ENDIF |
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[4058] | 92 | ! Initialisation and local array allocation |
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[9169] | 93 | ierr0 = 0 ; ierr1 = 0 ; ierr2 = 0 ; ierr3 = 0 |
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[4058] | 94 | ALLOCATE( slf_i(ntrc), STAT=ierr0 ) |
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| 95 | IF( ierr0 > 0 ) THEN |
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[7646] | 96 | CALL ctl_stop( 'trc_bc_ini: unable to allocate local slf_i' ) ; RETURN |
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[4058] | 97 | ENDIF |
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| 98 | |
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| 99 | ! Compute the number of tracers to be initialised with open, surface and boundary data |
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| 100 | ALLOCATE( n_trc_indobc(ntrc), STAT=ierr0 ) |
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| 101 | IF( ierr0 > 0 ) THEN |
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[7646] | 102 | CALL ctl_stop( 'trc_bc_ini: unable to allocate n_trc_indobc' ) ; RETURN |
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[4058] | 103 | ENDIF |
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[9169] | 104 | nb_trcobc = 0 |
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[4058] | 105 | n_trc_indobc(:) = 0 |
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| 106 | ! |
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| 107 | ALLOCATE( n_trc_indsbc(ntrc), STAT=ierr0 ) |
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| 108 | IF( ierr0 > 0 ) THEN |
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[7646] | 109 | CALL ctl_stop( 'trc_bc_ini: unable to allocate n_trc_indsbc' ) ; RETURN |
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[4058] | 110 | ENDIF |
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[9169] | 111 | nb_trcsbc = 0 |
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[4058] | 112 | n_trc_indsbc(:) = 0 |
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| 113 | ! |
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| 114 | ALLOCATE( n_trc_indcbc(ntrc), STAT=ierr0 ) |
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| 115 | IF( ierr0 > 0 ) THEN |
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[7646] | 116 | CALL ctl_stop( 'trc_bc_ini: unable to allocate n_trc_indcbc' ) ; RETURN |
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[4058] | 117 | ENDIF |
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[9169] | 118 | nb_trccbc = 0 |
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[4058] | 119 | n_trc_indcbc(:) = 0 |
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| 120 | ! |
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[6140] | 121 | ! Read Boundary Conditions Namelists |
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| 122 | REWIND( numnat_ref ) ! Namelist namtrc_bc in reference namelist : Passive tracer data structure |
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| 123 | READ ( numnat_ref, namtrc_bc, IOSTAT = ios, ERR = 901) |
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[11536] | 124 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namtrc_bc in reference namelist' ) |
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[6140] | 125 | REWIND( numnat_cfg ) ! Namelist namtrc_bc in configuration namelist : Passive tracer data structure |
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| 126 | READ ( numnat_cfg, namtrc_bc, IOSTAT = ios, ERR = 902 ) |
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[11536] | 127 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtrc_bc in configuration namelist' ) |
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[6140] | 128 | IF(lwm) WRITE ( numont, namtrc_bc ) |
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| 129 | |
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[7646] | 130 | IF ( ln_bdy ) THEN |
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| 131 | REWIND( numnat_ref ) ! Namelist namtrc_bdy in reference namelist : Passive tracer data structure |
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| 132 | READ ( numnat_ref, namtrc_bdy, IOSTAT = ios, ERR = 903) |
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[11536] | 133 | 903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namtrc_bdy in reference namelist' ) |
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| 134 | ! make sur that all elements of the namelist variables have a default definition from namelist_ref |
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| 135 | cn_trc (2:jp_bdy) = cn_trc (1) |
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| 136 | cn_trc_dflt(2:jp_bdy) = cn_trc_dflt(1) |
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[7646] | 137 | REWIND( numnat_cfg ) ! Namelist namtrc_bdy in configuration namelist : Passive tracer data structure |
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| 138 | READ ( numnat_cfg, namtrc_bdy, IOSTAT = ios, ERR = 904 ) |
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[11536] | 139 | 904 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtrc_bdy in configuration namelist' ) |
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[7646] | 140 | IF(lwm) WRITE ( numont, namtrc_bdy ) |
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| 141 | |
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| 142 | ! setup up preliminary informations for BDY structure |
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| 143 | DO jn = 1, ntrc |
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| 144 | DO ib = 1, nb_bdy |
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| 145 | ! Set type of obc in BDY data structure (around here we may plug user override of obc type from nml) |
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[9169] | 146 | IF ( ln_trc_obc(jn) ) THEN ; trcdta_bdy(jn,ib)%cn_obc = TRIM( cn_trc (ib) ) |
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| 147 | ELSE ; trcdta_bdy(jn,ib)%cn_obc = TRIM( cn_trc_dflt(ib) ) |
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[7646] | 148 | ENDIF |
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| 149 | ! set damping use in BDY data structure |
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| 150 | trcdta_bdy(jn,ib)%dmp = .false. |
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[9169] | 151 | IF(nn_trcdmp_bdy(ib) == 1 .AND. ln_trc_obc(jn) ) trcdta_bdy(jn,ib)%dmp = .true. |
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| 152 | IF(nn_trcdmp_bdy(ib) == 2 ) trcdta_bdy(jn,ib)%dmp = .true. |
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| 153 | IF(trcdta_bdy(jn,ib)%cn_obc == 'frs' .AND. nn_trcdmp_bdy(ib) /= 0 ) & |
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| 154 | & CALL ctl_stop( 'trc_bc_ini: Use FRS OR relaxation' ) |
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[12850] | 155 | IF( .NOT.( 0 <= nn_trcdmp_bdy(ib) .AND. nn_trcdmp_bdy(ib) <= 2 ) ) & |
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[9169] | 156 | & CALL ctl_stop( 'trc_bc_ini: Not a valid option for nn_trcdmp_bdy. Allowed: 0,1,2.' ) |
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| 157 | END DO |
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| 158 | END DO |
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[7646] | 159 | ELSE |
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| 160 | ! Force all tracers OBC to false if bdy not used |
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| 161 | ln_trc_obc = .false. |
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| 162 | ENDIF |
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[6140] | 163 | |
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| 164 | ! compose BC data indexes |
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| 165 | DO jn = 1, ntrc |
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[4058] | 166 | IF( ln_trc_obc(jn) ) THEN |
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[9169] | 167 | nb_trcobc = nb_trcobc + 1 ; n_trc_indobc(jn) = nb_trcobc |
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[4058] | 168 | ENDIF |
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| 169 | IF( ln_trc_sbc(jn) ) THEN |
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[9169] | 170 | nb_trcsbc = nb_trcsbc + 1 ; n_trc_indsbc(jn) = nb_trcsbc |
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[4058] | 171 | ENDIF |
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| 172 | IF( ln_trc_cbc(jn) ) THEN |
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[9169] | 173 | nb_trccbc = nb_trccbc + 1 ; n_trc_indcbc(jn) = nb_trccbc |
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[4058] | 174 | ENDIF |
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[9169] | 175 | END DO |
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[4058] | 176 | |
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[6140] | 177 | ! Print summmary of Boundary Conditions |
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| 178 | IF( lwp ) THEN |
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[9169] | 179 | WRITE(numout,*) |
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[6140] | 180 | WRITE(numout,'(a,i3)') ' Total tracers to be initialized with SURFACE BCs data:', nb_trcsbc |
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| 181 | IF ( nb_trcsbc > 0 ) THEN |
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| 182 | WRITE(numout,*) ' #trc NAME Boundary Mult.Fact. ' |
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| 183 | DO jn = 1, ntrc |
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| 184 | IF ( ln_trc_sbc(jn) ) WRITE(numout,9001) jn, TRIM( sn_trcsbc(jn)%clvar ), 'SBC', rn_trsfac(jn) |
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[9169] | 185 | END DO |
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[6140] | 186 | ENDIF |
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| 187 | WRITE(numout,'(2a)') ' SURFACE BC data repository : ', TRIM(cn_dir_sbc) |
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[9169] | 188 | ! |
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| 189 | WRITE(numout,*) |
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[6140] | 190 | WRITE(numout,'(a,i3)') ' Total tracers to be initialized with COASTAL BCs data:', nb_trccbc |
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[7646] | 191 | IF( nb_trccbc > 0 ) THEN |
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[6140] | 192 | WRITE(numout,*) ' #trc NAME Boundary Mult.Fact. ' |
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| 193 | DO jn = 1, ntrc |
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| 194 | IF ( ln_trc_cbc(jn) ) WRITE(numout, 9001) jn, TRIM( sn_trccbc(jn)%clvar ), 'CBC', rn_trcfac(jn) |
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[9169] | 195 | END DO |
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[6140] | 196 | ENDIF |
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| 197 | WRITE(numout,'(2a)') ' COASTAL BC data repository : ', TRIM(cn_dir_cbc) |
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[9169] | 198 | IF( .NOT.ln_rnf .OR. .NOT.ln_linssh ) ln_rnf_ctl = .FALSE. |
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[9119] | 199 | IF( ln_rnf_ctl ) WRITE(numout,'(a)') & |
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| 200 | & ' -> Remove runoff dilution effect on tracers with absent river load (ln_rnf_ctl = .TRUE.)' |
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[9169] | 201 | WRITE(numout,*) |
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[6140] | 202 | WRITE(numout,'(a,i3)') ' Total tracers to be initialized with OPEN BCs data:', nb_trcobc |
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[7646] | 203 | |
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| 204 | IF( ln_bdy .AND. nb_trcobc > 0 ) THEN |
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[6140] | 205 | WRITE(numout,*) ' #trc NAME Boundary Mult.Fact. OBC Settings' |
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| 206 | DO jn = 1, ntrc |
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[9119] | 207 | IF ( ln_trc_obc(jn) ) WRITE(numout, 9001) jn, TRIM( sn_trcobc(jn)%clvar ), 'OBC', rn_trofac(jn), & |
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| 208 | & (trcdta_bdy(jn,ib)%cn_obc,ib=1,nb_bdy) |
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| 209 | IF ( .NOT. ln_trc_obc(jn) ) WRITE(numout, 9002) jn, 'Set data to IC and use default condition' , & |
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| 210 | & (trcdta_bdy(jn,ib)%cn_obc,ib=1,nb_bdy) |
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[9169] | 211 | END DO |
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[6140] | 212 | WRITE(numout,*) ' ' |
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| 213 | DO ib = 1, nb_bdy |
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[9169] | 214 | IF(nn_trcdmp_bdy(ib) == 0) WRITE(numout,9003) ' Boundary ', ib, & |
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| 215 | & ' -> NO damping of tracers' |
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| 216 | IF(nn_trcdmp_bdy(ib) == 1) WRITE(numout,9003) ' Boundary ', ib, & |
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| 217 | & ' -> damping ONLY for tracers with external data provided' |
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| 218 | IF(nn_trcdmp_bdy(ib) == 2) WRITE(numout,9003) ' Boundary ', ib, & |
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| 219 | & ' -> damping of ALL tracers' |
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| 220 | IF(nn_trcdmp_bdy(ib) > 0) THEN |
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[6140] | 221 | WRITE(numout,9003) ' USE damping parameters from nambdy for boundary ', ib,' : ' |
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[9169] | 222 | WRITE(numout,'(a,f10.2,a)') ' - Inflow damping time scale : ',rn_time_dmp (ib),' days' |
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[6140] | 223 | WRITE(numout,'(a,f10.2,a)') ' - Outflow damping time scale : ',rn_time_dmp_out(ib),' days' |
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[9169] | 224 | ENDIF |
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| 225 | END DO |
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[6140] | 226 | ENDIF |
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[9169] | 227 | ! |
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[6140] | 228 | WRITE(numout,'(2a)') ' OPEN BC data repository : ', TRIM(cn_dir_obc) |
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[4058] | 229 | ENDIF |
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[6140] | 230 | 9001 FORMAT(2x,i5, 3x, a15, 3x, a5, 6x, e11.3, 4x, 10a13) |
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| 231 | 9002 FORMAT(2x,i5, 3x, a41, 3x, 10a13) |
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| 232 | 9003 FORMAT(a, i5, a) |
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[4058] | 233 | ! |
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[9169] | 234 | ! |
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[4058] | 235 | ! OPEN Lateral boundary conditions |
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[7646] | 236 | IF( ln_bdy .AND. nb_trcobc > 0 ) THEN |
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[11536] | 237 | ALLOCATE ( sf_trcobc(nb_trcobc), rf_trofac(nb_trcobc), STAT=ierr1 ) |
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[4058] | 238 | IF( ierr1 > 0 ) THEN |
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[7646] | 239 | CALL ctl_stop( 'trc_bc_ini: unable to allocate sf_trcobc structure' ) ; RETURN |
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[4058] | 240 | ENDIF |
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[9169] | 241 | ! |
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[6140] | 242 | igrd = 1 ! Everything is at T-points here |
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[9169] | 243 | ! |
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[4058] | 244 | DO jn = 1, ntrc |
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[6140] | 245 | DO ib = 1, nb_bdy |
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[9169] | 246 | ! |
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[6140] | 247 | nblen = idx_bdy(ib)%nblen(igrd) |
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[9169] | 248 | ! |
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| 249 | IF( ln_trc_obc(jn) ) THEN !* Initialise from external data *! |
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[6140] | 250 | jl = n_trc_indobc(jn) |
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| 251 | slf_i(jl) = sn_trcobc(jn) |
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| 252 | rf_trofac(jl) = rn_trofac(jn) |
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[9169] | 253 | ALLOCATE( sf_trcobc(jl)%fnow(nblen,1,jpk) , STAT=ierr2 ) |
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| 254 | IF( sn_trcobc(jn)%ln_tint ) ALLOCATE( sf_trcobc(jl)%fdta(nblen,1,jpk,2) , STAT=ierr3 ) |
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[6140] | 255 | IF( ierr2 + ierr3 > 0 ) THEN |
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[7646] | 256 | CALL ctl_stop( 'trc_bc_ini : unable to allocate passive tracer OBC data arrays' ) ; RETURN |
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[6140] | 257 | ENDIF |
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| 258 | trcdta_bdy(jn,ib)%trc => sf_trcobc(jl)%fnow(:,1,:) |
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| 259 | trcdta_bdy(jn,ib)%rn_fac = rf_trofac(jl) |
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[9169] | 260 | ELSE !* Initialise obc arrays from initial conditions *! |
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[6140] | 261 | ALLOCATE ( trcdta_bdy(jn,ib)%trc(nblen,jpk) ) |
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| 262 | DO ibd = 1, nblen |
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| 263 | DO ik = 1, jpkm1 |
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| 264 | ii = idx_bdy(ib)%nbi(ibd,igrd) |
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| 265 | ij = idx_bdy(ib)%nbj(ibd,igrd) |
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| 266 | trcdta_bdy(jn,ib)%trc(ibd,ik) = trn(ii,ij,ik,jn) * tmask(ii,ij,ik) |
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| 267 | END DO |
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| 268 | END DO |
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| 269 | trcdta_bdy(jn,ib)%rn_fac = 1._wp |
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[4058] | 270 | ENDIF |
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[9169] | 271 | END DO |
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| 272 | END DO |
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| 273 | ! |
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[7646] | 274 | CALL fld_fill( sf_trcobc, slf_i, cn_dir_obc, 'trc_bc_ini', 'Passive tracer OBC data', 'namtrc_bc' ) |
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[11536] | 275 | DO jn = 1, ntrc ! define imap pointer, must be done after the call to fld_fill |
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| 276 | DO ib = 1, nb_bdy |
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| 277 | IF( ln_trc_obc(jn) ) THEN !* Initialise from external data *! |
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| 278 | jl = n_trc_indobc(jn) |
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| 279 | sf_trcobc(jl)%imap => idx_bdy(ib)%nbmap(1:idx_bdy(ib)%nblen(igrd),igrd) |
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| 280 | ENDIF |
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| 281 | END DO |
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| 282 | END DO |
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| 283 | ! |
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[4058] | 284 | ENDIF |
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[7646] | 285 | |
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[4058] | 286 | ! SURFACE Boundary conditions |
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| 287 | IF( nb_trcsbc > 0 ) THEN ! allocate only if the number of tracer to initialise is greater than zero |
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| 288 | ALLOCATE( sf_trcsbc(nb_trcsbc), rf_trsfac(nb_trcsbc), STAT=ierr1 ) |
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| 289 | IF( ierr1 > 0 ) THEN |
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[7646] | 290 | CALL ctl_stop( 'trc_bc_ini: unable to allocate sf_trcsbc structure' ) ; RETURN |
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[4058] | 291 | ENDIF |
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| 292 | ! |
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| 293 | DO jn = 1, ntrc |
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| 294 | IF( ln_trc_sbc(jn) ) THEN ! update passive tracers arrays with input data read from file |
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| 295 | jl = n_trc_indsbc(jn) |
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| 296 | slf_i(jl) = sn_trcsbc(jn) |
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| 297 | rf_trsfac(jl) = rn_trsfac(jn) |
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| 298 | ALLOCATE( sf_trcsbc(jl)%fnow(jpi,jpj,1) , STAT=ierr2 ) |
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| 299 | IF( sn_trcsbc(jn)%ln_tint ) ALLOCATE( sf_trcsbc(jl)%fdta(jpi,jpj,1,2) , STAT=ierr3 ) |
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| 300 | IF( ierr2 + ierr3 > 0 ) THEN |
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[7646] | 301 | CALL ctl_stop( 'trc_bc_ini : unable to allocate passive tracer SBC data arrays' ) ; RETURN |
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[4058] | 302 | ENDIF |
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| 303 | ENDIF |
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| 304 | ! |
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[9169] | 305 | END DO |
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[4058] | 306 | ! ! fill sf_trcsbc with slf_i and control print |
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[7646] | 307 | CALL fld_fill( sf_trcsbc, slf_i, cn_dir_sbc, 'trc_bc_ini', 'Passive tracer SBC data', 'namtrc_bc' ) |
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[4058] | 308 | ! |
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| 309 | ENDIF |
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| 310 | ! |
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| 311 | ! COSTAL Boundary conditions |
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| 312 | IF( nb_trccbc > 0 ) THEN ! allocate only if the number of tracer to initialise is greater than zero |
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| 313 | ALLOCATE( sf_trccbc(nb_trccbc), rf_trcfac(nb_trccbc), STAT=ierr1 ) |
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| 314 | IF( ierr1 > 0 ) THEN |
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| 315 | CALL ctl_stop( 'trc_bc_ini: unable to allocate sf_trccbc structure' ) ; RETURN |
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| 316 | ENDIF |
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| 317 | ! |
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| 318 | DO jn = 1, ntrc |
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| 319 | IF( ln_trc_cbc(jn) ) THEN ! update passive tracers arrays with input data read from file |
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| 320 | jl = n_trc_indcbc(jn) |
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| 321 | slf_i(jl) = sn_trccbc(jn) |
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| 322 | rf_trcfac(jl) = rn_trcfac(jn) |
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| 323 | ALLOCATE( sf_trccbc(jl)%fnow(jpi,jpj,1) , STAT=ierr2 ) |
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| 324 | IF( sn_trccbc(jn)%ln_tint ) ALLOCATE( sf_trccbc(jl)%fdta(jpi,jpj,1,2) , STAT=ierr3 ) |
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| 325 | IF( ierr2 + ierr3 > 0 ) THEN |
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| 326 | CALL ctl_stop( 'trc_bc_ini : unable to allocate passive tracer CBC data arrays' ) ; RETURN |
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| 327 | ENDIF |
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| 328 | ENDIF |
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| 329 | ! |
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[9169] | 330 | END DO |
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[4058] | 331 | ! ! fill sf_trccbc with slf_i and control print |
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[7646] | 332 | CALL fld_fill( sf_trccbc, slf_i, cn_dir_cbc, 'trc_bc_ini', 'Passive tracer CBC data', 'namtrc_bc' ) |
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[4058] | 333 | ! |
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| 334 | ENDIF |
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[6140] | 335 | ! |
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[4058] | 336 | DEALLOCATE( slf_i ) ! deallocate local field structure |
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[6140] | 337 | ! |
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[7646] | 338 | END SUBROUTINE trc_bc_ini |
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[4058] | 339 | |
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| 340 | |
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[7646] | 341 | SUBROUTINE trc_bc(kt, jit) |
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[4058] | 342 | !!---------------------------------------------------------------------- |
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[7646] | 343 | !! *** ROUTINE trc_bc *** |
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[4058] | 344 | !! |
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[7646] | 345 | !! ** Purpose : Apply Boundary Conditions data to tracers |
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[4058] | 346 | !! |
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[7646] | 347 | !! ** Method : 1) Read BC inputs and update data structures using fldread |
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| 348 | !! 2) Apply Boundary Conditions to tracers |
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[4058] | 349 | !!---------------------------------------------------------------------- |
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| 350 | USE fldread |
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[9124] | 351 | !! |
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[9169] | 352 | INTEGER, INTENT(in) :: kt ! ocean time-step index |
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| 353 | INTEGER, INTENT(in), OPTIONAL :: jit ! subcycle time-step index (for timesplitting option) |
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[7646] | 354 | !! |
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| 355 | INTEGER :: ji, jj, jk, jn, jl ! Loop index |
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| 356 | REAL(wp) :: zfact, zrnf |
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[4058] | 357 | !!--------------------------------------------------------------------- |
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| 358 | ! |
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[9124] | 359 | IF( ln_timing ) CALL timing_start('trc_bc') |
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[4058] | 360 | |
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[6140] | 361 | IF( kt == nit000 .AND. lwp) THEN |
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| 362 | WRITE(numout,*) |
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[7646] | 363 | WRITE(numout,*) 'trc_bc : Surface boundary conditions for passive tracers.' |
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[9169] | 364 | WRITE(numout,*) '~~~~~~~ ' |
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[4058] | 365 | ENDIF |
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| 366 | |
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[7646] | 367 | ! 1. Update Boundary conditions data |
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[9169] | 368 | IF( PRESENT(jit) ) THEN |
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| 369 | ! |
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[11536] | 370 | ! OPEN boundary conditions (use kt_offset=+1 as they are applied at the end of the step) |
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[6140] | 371 | IF( nb_trcobc > 0 ) THEN |
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| 372 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading OBC data for ', nb_trcobc ,' variable(s) at step ', kt |
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[11536] | 373 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcobc, kit=jit, kt_offset=+1) |
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[6140] | 374 | ENDIF |
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[9169] | 375 | ! |
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[6140] | 376 | ! SURFACE boundary conditions |
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| 377 | IF( nb_trcsbc > 0 ) THEN |
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| 378 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading SBC data for ', nb_trcsbc ,' variable(s) at step ', kt |
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[9169] | 379 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcsbc, kit=jit) |
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[6140] | 380 | ENDIF |
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[9169] | 381 | ! |
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[6140] | 382 | ! COASTAL boundary conditions |
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| 383 | IF( nb_trccbc > 0 ) THEN |
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| 384 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading CBC data for ', nb_trccbc ,' variable(s) at step ', kt |
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[9169] | 385 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trccbc, kit=jit) |
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[6140] | 386 | ENDIF |
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[9169] | 387 | ! |
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[6140] | 388 | ELSE |
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[9169] | 389 | ! |
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[11536] | 390 | ! OPEN boundary conditions (use kt_offset=+1 as they are applied at the end of the step) |
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[6140] | 391 | IF( nb_trcobc > 0 ) THEN |
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| 392 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading OBC data for ', nb_trcobc ,' variable(s) at step ', kt |
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[11536] | 393 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcobc, kt_offset=+1) |
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[6140] | 394 | ENDIF |
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[9169] | 395 | ! |
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[6140] | 396 | ! SURFACE boundary conditions |
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| 397 | IF( nb_trcsbc > 0 ) THEN |
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| 398 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading SBC data for ', nb_trcsbc ,' variable(s) at step ', kt |
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[9169] | 399 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcsbc ) |
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[6140] | 400 | ENDIF |
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[9169] | 401 | ! |
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[6140] | 402 | ! COASTAL boundary conditions |
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| 403 | IF( nb_trccbc > 0 ) THEN |
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| 404 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading CBC data for ', nb_trccbc ,' variable(s) at step ', kt |
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[9169] | 405 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trccbc ) |
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[6140] | 406 | ENDIF |
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[9169] | 407 | ! |
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[4058] | 408 | ENDIF |
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| 409 | |
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[7646] | 410 | ! 2. Apply Boundary conditions data |
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| 411 | ! |
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| 412 | DO jn = 1 , jptra |
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| 413 | ! |
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| 414 | ! Remove river dilution for tracers with absent river load |
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[9169] | 415 | IF( ln_rnf_ctl .AND. .NOT.ln_trc_cbc(jn) ) THEN |
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[7646] | 416 | DO jj = 2, jpj |
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| 417 | DO ji = fs_2, fs_jpim1 |
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| 418 | DO jk = 1, nk_rnf(ji,jj) |
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| 419 | zrnf = (rnf(ji,jj) + rnf_b(ji,jj)) * 0.5_wp * r1_rau0 / h_rnf(ji,jj) |
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| 420 | tra(ji,jj,jk,jn) = tra(ji,jj,jk,jn) + (trn(ji,jj,jk,jn) * zrnf) |
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[9169] | 421 | END DO |
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| 422 | END DO |
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| 423 | END DO |
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[7646] | 424 | ENDIF |
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[9169] | 425 | ! |
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[7646] | 426 | ! OPEN boundary conditions: trcbdy is called in trcnxt ! |
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[9169] | 427 | ! |
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[7646] | 428 | ! SURFACE boundary conditions |
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[9169] | 429 | IF( ln_trc_sbc(jn) ) THEN |
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[7646] | 430 | jl = n_trc_indsbc(jn) |
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| 431 | DO jj = 2, jpj |
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| 432 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 433 | zfact = 1. / ( e3t_n(ji,jj,1) * rn_bc_time ) |
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| 434 | tra(ji,jj,1,jn) = tra(ji,jj,1,jn) + rf_trsfac(jl) * sf_trcsbc(jl)%fnow(ji,jj,1) * zfact |
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| 435 | END DO |
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| 436 | END DO |
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[9169] | 437 | ENDIF |
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| 438 | ! |
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[7646] | 439 | ! COASTAL boundary conditions |
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[9169] | 440 | IF( ln_rnf .AND. ln_trc_cbc(jn) ) THEN |
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[7646] | 441 | jl = n_trc_indcbc(jn) |
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| 442 | DO jj = 2, jpj |
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| 443 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 444 | DO jk = 1, nk_rnf(ji,jj) |
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| 445 | zfact = rn_rfact / ( e1e2t(ji,jj) * h_rnf(ji,jj) * rn_bc_time ) |
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| 446 | tra(ji,jj,jk,jn) = tra(ji,jj,jk,jn) + rf_trcfac(jl) * sf_trccbc(jl)%fnow(ji,jj,1) * zfact |
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[9169] | 447 | END DO |
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[7646] | 448 | END DO |
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| 449 | END DO |
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[9169] | 450 | ENDIF |
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[7646] | 451 | ! ! =========== |
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| 452 | END DO ! tracer loop |
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| 453 | ! ! =========== |
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[9124] | 454 | IF( ln_timing ) CALL timing_stop('trc_bc') |
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[4058] | 455 | ! |
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[7646] | 456 | END SUBROUTINE trc_bc |
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[4058] | 457 | |
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| 458 | #else |
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| 459 | !!---------------------------------------------------------------------- |
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| 460 | !! Dummy module NO 3D passive tracer data |
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| 461 | !!---------------------------------------------------------------------- |
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| 462 | CONTAINS |
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[7646] | 463 | SUBROUTINE trc_bc_ini( ntrc ) ! Empty routine |
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[6140] | 464 | INTEGER,INTENT(IN) :: ntrc ! number of tracers |
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[7646] | 465 | WRITE(*,*) 'trc_bc_ini: You should not have seen this print! error?', kt |
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| 466 | END SUBROUTINE trc_bc_ini |
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| 467 | SUBROUTINE trc_bc( kt ) ! Empty routine |
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| 468 | WRITE(*,*) 'trc_bc: You should not have seen this print! error?', kt |
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| 469 | END SUBROUTINE trc_bc |
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[4058] | 470 | #endif |
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| 471 | |
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| 472 | !!====================================================================== |
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| 473 | END MODULE trcbc |
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