[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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[7646] | 10 | !! trc_bc : Apply tracer Boundary Conditions |
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[4058] | 11 | !!---------------------------------------------------------------------- |
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| 12 | USE par_trc ! passive tracers parameters |
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| 13 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 14 | USE trc ! passive tracers common variables |
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| 15 | USE iom ! I/O manager |
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| 16 | USE lib_mpp ! MPP library |
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| 17 | USE fldread ! read input fields |
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[7646] | 18 | 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] | 19 | |
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| 20 | IMPLICIT NONE |
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| 21 | PRIVATE |
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| 22 | |
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[7646] | 23 | PUBLIC trc_bc ! called in trcstp.F90 or within TOP modules |
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| 24 | PUBLIC trc_bc_ini ! called in trcini.F90 |
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[4058] | 25 | |
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[6140] | 26 | INTEGER , SAVE, PUBLIC :: nb_trcobc ! number of tracers with open BC |
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| 27 | INTEGER , SAVE, PUBLIC :: nb_trcsbc ! number of tracers with surface BC |
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| 28 | INTEGER , SAVE, PUBLIC :: nb_trccbc ! number of tracers with coastal BC |
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[4058] | 29 | INTEGER , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: n_trc_indobc ! index of tracer with OBC data |
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| 30 | INTEGER , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: n_trc_indsbc ! index of tracer with SBC data |
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| 31 | INTEGER , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: n_trc_indcbc ! index of tracer with CBC data |
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[6140] | 32 | REAL(wp) , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: rf_trsfac ! multiplicative factor for SBC tracer values |
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| 33 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: sf_trcsbc ! structure of data input SBC (file informations, fields read) |
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| 34 | REAL(wp) , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: rf_trcfac ! multiplicative factor for CBC tracer values |
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| 35 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: sf_trccbc ! structure of data input CBC (file informations, fields read) |
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| 36 | REAL(wp) , SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: rf_trofac ! multiplicative factor for OBCtracer values |
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[9800] | 37 | #if defined key_agrif |
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[9788] | 38 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:) :: sf_trcobc ! structure of data input OBC (file informations, fields read) |
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[9800] | 39 | #else |
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| 40 | TYPE(FLD), SAVE, PUBLIC, ALLOCATABLE, DIMENSION(:), TARGET :: sf_trcobc |
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| 41 | #endif |
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[4058] | 42 | |
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[12377] | 43 | #if defined key_top |
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| 44 | !!---------------------------------------------------------------------- |
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| 45 | !! 'key_top' TOP model |
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| 46 | !!---------------------------------------------------------------------- |
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| 47 | |
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[7646] | 48 | !! * Substitutions |
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[12377] | 49 | # include "do_loop_substitute.h90" |
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[13237] | 50 | # include "domzgr_substitute.h90" |
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[4058] | 51 | !!---------------------------------------------------------------------- |
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[9598] | 52 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[6140] | 53 | !! $Id$ |
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[10068] | 54 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[4058] | 55 | !!---------------------------------------------------------------------- |
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| 56 | CONTAINS |
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| 57 | |
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[12377] | 58 | SUBROUTINE trc_bc_ini( ntrc, Kmm ) |
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[4058] | 59 | !!---------------------------------------------------------------------- |
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[7646] | 60 | !! *** ROUTINE trc_bc_ini *** |
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[4058] | 61 | !! |
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| 62 | !! ** Purpose : initialisation of passive tracer BC data |
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| 63 | !! |
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| 64 | !! ** Method : - Read namtsd namelist |
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| 65 | !! - allocates passive tracer BC data structure |
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| 66 | !!---------------------------------------------------------------------- |
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[12377] | 67 | INTEGER, INTENT(in) :: ntrc ! number of tracers |
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| 68 | INTEGER, INTENT(in) :: Kmm ! time level index |
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[9169] | 69 | ! |
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[6140] | 70 | INTEGER :: jl, jn , ib, ibd, ii, ij, ik ! dummy loop indices |
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[4058] | 71 | INTEGER :: ierr0, ierr1, ierr2, ierr3 ! temporary integers |
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[6140] | 72 | INTEGER :: ios ! Local integer output status for namelist read |
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| 73 | INTEGER :: nblen, igrd ! support arrays for BDY |
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[4058] | 74 | CHARACTER(len=100) :: clndta, clntrc |
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| 75 | ! |
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[6140] | 76 | CHARACTER(len=100) :: cn_dir_sbc, cn_dir_cbc, cn_dir_obc |
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[4058] | 77 | TYPE(FLD_N), ALLOCATABLE, DIMENSION(:) :: slf_i ! local array of namelist informations on the fields to read |
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| 78 | TYPE(FLD_N), DIMENSION(jpmaxtrc) :: sn_trcobc ! open |
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| 79 | TYPE(FLD_N), DIMENSION(jpmaxtrc) :: sn_trcsbc ! surface |
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| 80 | TYPE(FLD_N), DIMENSION(jpmaxtrc) :: sn_trccbc ! coastal |
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| 81 | REAL(wp) , DIMENSION(jpmaxtrc) :: rn_trofac ! multiplicative factor for tracer values |
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| 82 | REAL(wp) , DIMENSION(jpmaxtrc) :: rn_trsfac ! multiplicative factor for tracer values |
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| 83 | REAL(wp) , DIMENSION(jpmaxtrc) :: rn_trcfac ! multiplicative factor for tracer values |
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| 84 | !! |
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[7646] | 85 | NAMELIST/namtrc_bc/ cn_dir_obc, sn_trcobc, rn_trofac, cn_dir_sbc, sn_trcsbc, rn_trsfac, & |
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[12377] | 86 | & cn_dir_cbc, sn_trccbc, rn_trcfac, ln_rnf_ctl, rn_sbc_time, rn_cbc_time |
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[6140] | 87 | NAMELIST/namtrc_bdy/ cn_trc_dflt, cn_trc, nn_trcdmp_bdy |
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[4058] | 88 | !!---------------------------------------------------------------------- |
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| 89 | ! |
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[6140] | 90 | IF( lwp ) THEN |
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[9169] | 91 | WRITE(numout,*) |
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[7646] | 92 | WRITE(numout,*) 'trc_bc_ini : Tracers Boundary Conditions (BC)' |
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[6140] | 93 | WRITE(numout,*) '~~~~~~~~~~~ ' |
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| 94 | ENDIF |
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[4058] | 95 | ! Initialisation and local array allocation |
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[9169] | 96 | ierr0 = 0 ; ierr1 = 0 ; ierr2 = 0 ; ierr3 = 0 |
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[4058] | 97 | ALLOCATE( slf_i(ntrc), STAT=ierr0 ) |
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| 98 | IF( ierr0 > 0 ) THEN |
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[7646] | 99 | CALL ctl_stop( 'trc_bc_ini: unable to allocate local slf_i' ) ; RETURN |
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[4058] | 100 | ENDIF |
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| 101 | |
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| 102 | ! Compute the number of tracers to be initialised with open, surface and boundary data |
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| 103 | ALLOCATE( n_trc_indobc(ntrc), STAT=ierr0 ) |
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| 104 | IF( ierr0 > 0 ) THEN |
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[7646] | 105 | CALL ctl_stop( 'trc_bc_ini: unable to allocate n_trc_indobc' ) ; RETURN |
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[4058] | 106 | ENDIF |
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[9169] | 107 | nb_trcobc = 0 |
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[4058] | 108 | n_trc_indobc(:) = 0 |
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| 109 | ! |
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| 110 | ALLOCATE( n_trc_indsbc(ntrc), STAT=ierr0 ) |
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| 111 | IF( ierr0 > 0 ) THEN |
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[7646] | 112 | CALL ctl_stop( 'trc_bc_ini: unable to allocate n_trc_indsbc' ) ; RETURN |
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[4058] | 113 | ENDIF |
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[9169] | 114 | nb_trcsbc = 0 |
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[4058] | 115 | n_trc_indsbc(:) = 0 |
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| 116 | ! |
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| 117 | ALLOCATE( n_trc_indcbc(ntrc), STAT=ierr0 ) |
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| 118 | IF( ierr0 > 0 ) THEN |
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[7646] | 119 | CALL ctl_stop( 'trc_bc_ini: unable to allocate n_trc_indcbc' ) ; RETURN |
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[4058] | 120 | ENDIF |
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[9169] | 121 | nb_trccbc = 0 |
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[4058] | 122 | n_trc_indcbc(:) = 0 |
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| 123 | ! |
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[6140] | 124 | ! Read Boundary Conditions Namelists |
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| 125 | READ ( numnat_ref, namtrc_bc, IOSTAT = ios, ERR = 901) |
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[11536] | 126 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namtrc_bc in reference namelist' ) |
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[6140] | 127 | READ ( numnat_cfg, namtrc_bc, IOSTAT = ios, ERR = 902 ) |
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[11536] | 128 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtrc_bc in configuration namelist' ) |
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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 | 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 | READ ( numnat_cfg, namtrc_bdy, IOSTAT = ios, ERR = 904 ) |
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[11536] | 138 | 904 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtrc_bdy in configuration namelist' ) |
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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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[12852] | 154 | IF( .NOT.( 0 <= nn_trcdmp_bdy(ib) .AND. nn_trcdmp_bdy(ib) <= 2 ) ) & |
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[9169] | 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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[11536] | 236 | ALLOCATE ( sf_trcobc(nb_trcobc), rf_trofac(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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[9169] | 259 | ELSE !* Initialise obc arrays from initial conditions *! |
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[6140] | 260 | ALLOCATE ( trcdta_bdy(jn,ib)%trc(nblen,jpk) ) |
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| 261 | DO ibd = 1, nblen |
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| 262 | DO ik = 1, jpkm1 |
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| 263 | ii = idx_bdy(ib)%nbi(ibd,igrd) |
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| 264 | ij = idx_bdy(ib)%nbj(ibd,igrd) |
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[12377] | 265 | trcdta_bdy(jn,ib)%trc(ibd,ik) = tr(ii,ij,ik,jn,Kmm) * tmask(ii,ij,ik) |
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[6140] | 266 | END DO |
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| 267 | END DO |
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| 268 | trcdta_bdy(jn,ib)%rn_fac = 1._wp |
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[4058] | 269 | ENDIF |
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[9169] | 270 | END DO |
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| 271 | END DO |
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| 272 | ! |
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[7646] | 273 | CALL fld_fill( sf_trcobc, slf_i, cn_dir_obc, 'trc_bc_ini', 'Passive tracer OBC data', 'namtrc_bc' ) |
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[11536] | 274 | DO jn = 1, ntrc ! define imap pointer, must be done after the call to fld_fill |
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| 275 | DO ib = 1, nb_bdy |
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| 276 | IF( ln_trc_obc(jn) ) THEN !* Initialise from external data *! |
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| 277 | jl = n_trc_indobc(jn) |
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| 278 | sf_trcobc(jl)%imap => idx_bdy(ib)%nbmap(1:idx_bdy(ib)%nblen(igrd),igrd) |
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| 279 | ENDIF |
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| 280 | END DO |
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| 281 | END DO |
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| 282 | ! |
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[4058] | 283 | ENDIF |
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[7646] | 284 | |
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[4058] | 285 | ! SURFACE Boundary conditions |
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| 286 | IF( nb_trcsbc > 0 ) THEN ! allocate only if the number of tracer to initialise is greater than zero |
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| 287 | ALLOCATE( sf_trcsbc(nb_trcsbc), rf_trsfac(nb_trcsbc), STAT=ierr1 ) |
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| 288 | IF( ierr1 > 0 ) THEN |
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[7646] | 289 | CALL ctl_stop( 'trc_bc_ini: unable to allocate sf_trcsbc structure' ) ; RETURN |
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[4058] | 290 | ENDIF |
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| 291 | ! |
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| 292 | DO jn = 1, ntrc |
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| 293 | IF( ln_trc_sbc(jn) ) THEN ! update passive tracers arrays with input data read from file |
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| 294 | jl = n_trc_indsbc(jn) |
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| 295 | slf_i(jl) = sn_trcsbc(jn) |
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| 296 | rf_trsfac(jl) = rn_trsfac(jn) |
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| 297 | ALLOCATE( sf_trcsbc(jl)%fnow(jpi,jpj,1) , STAT=ierr2 ) |
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| 298 | IF( sn_trcsbc(jn)%ln_tint ) ALLOCATE( sf_trcsbc(jl)%fdta(jpi,jpj,1,2) , STAT=ierr3 ) |
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| 299 | IF( ierr2 + ierr3 > 0 ) THEN |
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[7646] | 300 | CALL ctl_stop( 'trc_bc_ini : unable to allocate passive tracer SBC data arrays' ) ; RETURN |
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[4058] | 301 | ENDIF |
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| 302 | ENDIF |
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| 303 | ! |
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[9169] | 304 | END DO |
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[4058] | 305 | ! ! fill sf_trcsbc with slf_i and control print |
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[7646] | 306 | CALL fld_fill( sf_trcsbc, slf_i, cn_dir_sbc, 'trc_bc_ini', 'Passive tracer SBC data', 'namtrc_bc' ) |
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[4058] | 307 | ! |
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| 308 | ENDIF |
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| 309 | ! |
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| 310 | ! COSTAL Boundary conditions |
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| 311 | IF( nb_trccbc > 0 ) THEN ! allocate only if the number of tracer to initialise is greater than zero |
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| 312 | ALLOCATE( sf_trccbc(nb_trccbc), rf_trcfac(nb_trccbc), STAT=ierr1 ) |
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| 313 | IF( ierr1 > 0 ) THEN |
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| 314 | CALL ctl_stop( 'trc_bc_ini: unable to allocate sf_trccbc structure' ) ; RETURN |
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| 315 | ENDIF |
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| 316 | ! |
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| 317 | DO jn = 1, ntrc |
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| 318 | IF( ln_trc_cbc(jn) ) THEN ! update passive tracers arrays with input data read from file |
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| 319 | jl = n_trc_indcbc(jn) |
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| 320 | slf_i(jl) = sn_trccbc(jn) |
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| 321 | rf_trcfac(jl) = rn_trcfac(jn) |
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| 322 | ALLOCATE( sf_trccbc(jl)%fnow(jpi,jpj,1) , STAT=ierr2 ) |
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| 323 | IF( sn_trccbc(jn)%ln_tint ) ALLOCATE( sf_trccbc(jl)%fdta(jpi,jpj,1,2) , STAT=ierr3 ) |
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| 324 | IF( ierr2 + ierr3 > 0 ) THEN |
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| 325 | CALL ctl_stop( 'trc_bc_ini : unable to allocate passive tracer CBC data arrays' ) ; RETURN |
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| 326 | ENDIF |
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| 327 | ENDIF |
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| 328 | ! |
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[9169] | 329 | END DO |
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[4058] | 330 | ! ! fill sf_trccbc with slf_i and control print |
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[7646] | 331 | CALL fld_fill( sf_trccbc, slf_i, cn_dir_cbc, 'trc_bc_ini', 'Passive tracer CBC data', 'namtrc_bc' ) |
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[4058] | 332 | ! |
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| 333 | ENDIF |
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[6140] | 334 | ! |
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[4058] | 335 | DEALLOCATE( slf_i ) ! deallocate local field structure |
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[6140] | 336 | ! |
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[7646] | 337 | END SUBROUTINE trc_bc_ini |
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[4058] | 338 | |
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| 339 | |
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[12377] | 340 | SUBROUTINE trc_bc(kt, Kmm, ptr, Krhs, jit) |
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[4058] | 341 | !!---------------------------------------------------------------------- |
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[7646] | 342 | !! *** ROUTINE trc_bc *** |
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[4058] | 343 | !! |
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[7646] | 344 | !! ** Purpose : Apply Boundary Conditions data to tracers |
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[4058] | 345 | !! |
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[7646] | 346 | !! ** Method : 1) Read BC inputs and update data structures using fldread |
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| 347 | !! 2) Apply Boundary Conditions to tracers |
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[4058] | 348 | !!---------------------------------------------------------------------- |
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| 349 | USE fldread |
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[9124] | 350 | !! |
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[12377] | 351 | INTEGER , INTENT(in) :: kt ! ocean time-step index |
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| 352 | INTEGER , INTENT(in) :: Kmm, Krhs ! time level indices |
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| 353 | INTEGER , INTENT(in), OPTIONAL :: jit ! subcycle time-step index (for timesplitting option) |
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| 354 | REAL(wp), DIMENSION(jpi,jpj,jpk,jptra,jpt), INTENT(inout) :: ptr ! passive tracers and RHS of tracer equation |
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[7646] | 355 | !! |
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| 356 | INTEGER :: ji, jj, jk, jn, jl ! Loop index |
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| 357 | REAL(wp) :: zfact, zrnf |
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[4058] | 358 | !!--------------------------------------------------------------------- |
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| 359 | ! |
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[9124] | 360 | IF( ln_timing ) CALL timing_start('trc_bc') |
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[4058] | 361 | |
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[6140] | 362 | IF( kt == nit000 .AND. lwp) THEN |
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| 363 | WRITE(numout,*) |
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[7646] | 364 | WRITE(numout,*) 'trc_bc : Surface boundary conditions for passive tracers.' |
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[9169] | 365 | WRITE(numout,*) '~~~~~~~ ' |
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[4058] | 366 | ENDIF |
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| 367 | |
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[7646] | 368 | ! 1. Update Boundary conditions data |
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[9169] | 369 | IF( PRESENT(jit) ) THEN |
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| 370 | ! |
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[12377] | 371 | ! BDY: use pt_offset=0.5 as applied at the end of the step and fldread is referenced at the middle of the step |
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[6140] | 372 | IF( nb_trcobc > 0 ) THEN |
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| 373 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading OBC data for ', nb_trcobc ,' variable(s) at step ', kt |
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[12377] | 374 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcobc, kit=jit, pt_offset = 0.5_wp ) |
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[6140] | 375 | ENDIF |
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[9169] | 376 | ! |
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[6140] | 377 | ! SURFACE boundary conditions |
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| 378 | IF( nb_trcsbc > 0 ) THEN |
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| 379 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading SBC data for ', nb_trcsbc ,' variable(s) at step ', kt |
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[9169] | 380 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcsbc, kit=jit) |
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[6140] | 381 | ENDIF |
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[9169] | 382 | ! |
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[6140] | 383 | ! COASTAL boundary conditions |
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| 384 | IF( nb_trccbc > 0 ) THEN |
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| 385 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading CBC data for ', nb_trccbc ,' variable(s) at step ', kt |
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[9169] | 386 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trccbc, kit=jit) |
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[6140] | 387 | ENDIF |
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[9169] | 388 | ! |
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[6140] | 389 | ELSE |
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[9169] | 390 | ! |
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[12377] | 391 | ! BDY: use pt_offset=0.5 as applied at the end of the step and fldread is referenced at the middle of the step |
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[6140] | 392 | IF( nb_trcobc > 0 ) THEN |
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| 393 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading OBC data for ', nb_trcobc ,' variable(s) at step ', kt |
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[12377] | 394 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcobc, pt_offset = 0.5_wp ) |
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[6140] | 395 | ENDIF |
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[9169] | 396 | ! |
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[6140] | 397 | ! SURFACE boundary conditions |
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| 398 | IF( nb_trcsbc > 0 ) THEN |
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| 399 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading SBC data for ', nb_trcsbc ,' variable(s) at step ', kt |
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[9169] | 400 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trcsbc ) |
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[6140] | 401 | ENDIF |
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[9169] | 402 | ! |
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[6140] | 403 | ! COASTAL boundary conditions |
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| 404 | IF( nb_trccbc > 0 ) THEN |
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| 405 | if (lwp) write(numout,'(a,i5,a,i10)') ' reading CBC data for ', nb_trccbc ,' variable(s) at step ', kt |
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[9169] | 406 | CALL fld_read( kt=kt, kn_fsbc=1, sd=sf_trccbc ) |
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[6140] | 407 | ENDIF |
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[9169] | 408 | ! |
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[4058] | 409 | ENDIF |
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| 410 | |
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[7646] | 411 | ! 2. Apply Boundary conditions data |
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| 412 | ! |
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| 413 | DO jn = 1 , jptra |
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| 414 | ! |
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| 415 | ! Remove river dilution for tracers with absent river load |
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[9169] | 416 | IF( ln_rnf_ctl .AND. .NOT.ln_trc_cbc(jn) ) THEN |
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[14215] | 417 | DO_2D( 0, 0, 0, 1 ) |
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[12377] | 418 | DO jk = 1, nk_rnf(ji,jj) |
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[12489] | 419 | zrnf = (rnf(ji,jj) + rnf_b(ji,jj)) * 0.5_wp * r1_rho0 / h_rnf(ji,jj) |
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[12377] | 420 | ptr(ji,jj,jk,jn,Krhs) = ptr(ji,jj,jk,jn,Krhs) + (ptr(ji,jj,jk,jn,Kmm) * zrnf) |
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[9169] | 421 | END DO |
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[12377] | 422 | END_2D |
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[7646] | 423 | ENDIF |
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[9169] | 424 | ! |
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[7646] | 425 | ! OPEN boundary conditions: trcbdy is called in trcnxt ! |
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[9169] | 426 | ! |
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[7646] | 427 | ! SURFACE boundary conditions |
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[9169] | 428 | IF( ln_trc_sbc(jn) ) THEN |
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[7646] | 429 | jl = n_trc_indsbc(jn) |
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[12377] | 430 | sf_trcsbc(jl)%fnow(:,:,1) = MAX( rtrn, sf_trcsbc(jl)%fnow(:,:,1) ) ! avoid nedgative value due to interpolation |
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[14215] | 431 | DO_2D( 0, 0, 0, 1 ) |
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[12377] | 432 | zfact = 1. / ( e3t(ji,jj,1,Kmm) * rn_sbc_time ) |
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| 433 | ptr(ji,jj,1,jn,Krhs) = ptr(ji,jj,1,jn,Krhs) + rf_trsfac(jl) * sf_trcsbc(jl)%fnow(ji,jj,1) * zfact |
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| 434 | END_2D |
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[9169] | 435 | ENDIF |
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| 436 | ! |
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[7646] | 437 | ! COASTAL boundary conditions |
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[12377] | 438 | IF( ( ln_rnf .OR. l_offline ) .AND. ln_trc_cbc(jn) ) THEN |
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| 439 | IF( l_offline ) rn_rfact = 1._wp |
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[7646] | 440 | jl = n_trc_indcbc(jn) |
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[14215] | 441 | DO_2D( 0, 0, 0, 1 ) |
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[12377] | 442 | DO jk = 1, nk_rnf(ji,jj) |
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| 443 | zfact = rn_rfact / ( e1e2t(ji,jj) * h_rnf(ji,jj) * rn_cbc_time ) * tmask(ji,jj,1) |
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| 444 | ptr(ji,jj,jk,jn,Krhs) = ptr(ji,jj,jk,jn,Krhs) + rf_trcfac(jl) * sf_trccbc(jl)%fnow(ji,jj,1) * zfact |
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[7646] | 445 | END DO |
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[12377] | 446 | END_2D |
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[9169] | 447 | ENDIF |
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[7646] | 448 | ! ! =========== |
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| 449 | END DO ! tracer loop |
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| 450 | ! ! =========== |
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[9124] | 451 | IF( ln_timing ) CALL timing_stop('trc_bc') |
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[4058] | 452 | ! |
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[7646] | 453 | END SUBROUTINE trc_bc |
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[4058] | 454 | |
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| 455 | #else |
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| 456 | !!---------------------------------------------------------------------- |
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| 457 | !! Dummy module NO 3D passive tracer data |
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| 458 | !!---------------------------------------------------------------------- |
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| 459 | CONTAINS |
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[12377] | 460 | SUBROUTINE trc_bc_ini( ntrc, Kmm ) ! Empty routine |
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| 461 | INTEGER, INTENT(IN) :: ntrc ! number of tracers |
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| 462 | INTEGER, INTENT(in) :: Kmm ! time level index |
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| 463 | WRITE(*,*) 'trc_bc_ini: You should not have seen this print! error?', ntrc, Kmm |
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[7646] | 464 | END SUBROUTINE trc_bc_ini |
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[12377] | 465 | SUBROUTINE trc_bc( kt, Kmm, Krhs ) ! Empty routine |
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| 466 | INTEGER, INTENT(in) :: kt, Kmm, Krhs ! time level indices |
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| 467 | WRITE(*,*) 'trc_bc: You should not have seen this print! error?', kt, Kmm, Krhs |
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[7646] | 468 | END SUBROUTINE trc_bc |
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[4058] | 469 | #endif |
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| 470 | |
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| 471 | !!====================================================================== |
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| 472 | END MODULE trcbc |
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