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