[941] | 1 | MODULE trcbbl |
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[2528] | 2 | !!====================================================================== |
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[941] | 3 | !! *** MODULE trcbbl *** |
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| 4 | !! Ocean passive tracers physics : advective and/or diffusive bottom boundary |
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| 5 | !! layer scheme |
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[1175] | 6 | !!====================================================================== |
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[2528] | 7 | !!============================================================================== |
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| 8 | !! History : OPA ! 1996-06 (L. Mortier) Original code |
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| 9 | !! 8.0 ! 1997-11 (G. Madec) Optimization |
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| 10 | !! NEMO 1.0 ! 2002-08 (G. Madec) free form + modules |
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| 11 | !! - ! 2004-01 (A. de Miranda, G. Madec, J.M. Molines ) add advective bbl |
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| 12 | !! 3.3 ! 2009-11 (G. Madec) merge trabbl and trabbl_adv + style + optimization |
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| 13 | !! - ! 2010-04 (G. Madec) Campin & Goosse advective bbl |
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| 14 | !! - ! 2010-06 (C. Ethe, G. Madec) merge TRA-TRC |
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[941] | 15 | !!---------------------------------------------------------------------- |
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[2528] | 16 | #if defined key_top && defined key_trabbl |
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[941] | 17 | !!---------------------------------------------------------------------- |
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[2528] | 18 | !! 'key_trabbl diffusive or/and adevective bottom boundary layer |
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[941] | 19 | !!---------------------------------------------------------------------- |
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[2528] | 20 | !! trc_bbl : update the tracer trends due to the bottom boundary layer (advective and/or diffusive) |
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[941] | 21 | !!---------------------------------------------------------------------- |
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| 22 | USE oce_trc ! ocean dynamics and active tracers variables |
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[1175] | 23 | USE trc ! ocean passive tracers variables |
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[2528] | 24 | USE trcnam_trp ! passive tracers transport namelist variables |
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| 25 | USE trabbl ! |
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[941] | 26 | USE prtctl_trc ! Print control for debbuging |
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[2528] | 27 | USE trdmod_oce |
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| 28 | USE trdtra |
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[941] | 29 | |
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[2528] | 30 | PUBLIC trc_bbl ! routine called by step.F90 |
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[941] | 31 | |
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| 32 | |
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| 33 | !! * Substitutions |
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| 34 | # include "top_substitute.h90" |
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| 35 | !!---------------------------------------------------------------------- |
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[2528] | 36 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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| 37 | !! $Id$ |
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| 38 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[941] | 39 | !!---------------------------------------------------------------------- |
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| 40 | |
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| 41 | CONTAINS |
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| 42 | |
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[2528] | 43 | |
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| 44 | SUBROUTINE trc_bbl( kt ) |
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[941] | 45 | !!---------------------------------------------------------------------- |
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[2528] | 46 | !! *** ROUTINE bbl *** |
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| 47 | !! |
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| 48 | !! ** Purpose : Compute the before tracer (t & s) trend associated |
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| 49 | !! with the bottom boundary layer and add it to the general trend |
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| 50 | !! of tracer equations. |
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[941] | 51 | !! |
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[2528] | 52 | !!---------------------------------------------------------------------- |
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| 53 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
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[941] | 54 | CHARACTER (len=22) :: charout |
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[2528] | 55 | REAL(wp), DIMENSION(:,:,:,:), ALLOCATABLE :: ztrtrd |
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[941] | 56 | !!---------------------------------------------------------------------- |
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| 57 | |
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[2528] | 58 | IF( .NOT. lk_offline ) THEN |
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| 59 | CALL bbl( kt, 'TRC' ) ! Online coupling with dynamics : Computation of bbl coef and bbl transport |
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| 60 | l_bbl = .FALSE. ! Offline coupling with dynamics : Read bbl coef and bbl transport from input files |
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| 61 | ENDIF |
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[941] | 62 | |
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[2528] | 63 | IF( l_trdtrc ) THEN |
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| 64 | ALLOCATE( ztrtrd(jpi,jpj,jpk,jptra) ) ! temporary save of trends |
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| 65 | ztrtrd(:,:,:,:) = tra(:,:,:,:) |
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[1175] | 66 | ENDIF |
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[941] | 67 | |
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[2528] | 68 | !* Diffusive bbl : |
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| 69 | IF( nn_bbl_ldf == 1 ) THEN |
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| 70 | ! |
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| 71 | CALL tra_bbl_dif( trb, tra, jptra ) |
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| 72 | IF( ln_ctl ) THEN |
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| 73 | WRITE(charout, FMT="(' bbl_dif')") ; CALL prt_ctl_trc_info(charout) |
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| 74 | CALL prt_ctl_trc( tab4d=tra, mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) |
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| 75 | ENDIF |
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| 76 | ! |
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| 77 | END IF |
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[941] | 78 | |
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[2528] | 79 | !* Advective bbl : bbl upstream advective trends added to the tracer trends |
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| 80 | IF( nn_bbl_adv /= 0 ) THEN |
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| 81 | ! |
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| 82 | CALL tra_bbl_adv( trb, tra, jptra ) |
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| 83 | IF( ln_ctl ) THEN |
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| 84 | WRITE(charout, FMT="(' bbl_adv')") ; CALL prt_ctl_trc_info(charout) |
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| 85 | CALL prt_ctl_trc( tab4d=tra, mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) |
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| 86 | ENDIF |
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| 87 | ! |
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| 88 | END IF |
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[941] | 89 | |
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[2528] | 90 | IF( l_trdtrc ) THEN ! save the horizontal diffusive trends for further diagnostics |
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| 91 | DO jn = 1, jptra |
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| 92 | ztrtrd(:,:,:,jn) = tra(:,:,:,jn) - ztrtrd(:,:,:,jn) |
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| 93 | CALL trd_tra( kt, 'TRC', jn, jptra_trd_ldf, ztrtrd(:,:,:,jn) ) |
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[941] | 94 | END DO |
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[2528] | 95 | DEALLOCATE( ztrtrd ) |
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[941] | 96 | ENDIF |
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[2528] | 97 | ! |
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| 98 | END SUBROUTINE trc_bbl |
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[941] | 99 | |
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| 100 | #else |
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| 101 | !!---------------------------------------------------------------------- |
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| 102 | !! Dummy module : No bottom boundary layer scheme |
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| 103 | !!---------------------------------------------------------------------- |
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| 104 | CONTAINS |
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[2528] | 105 | SUBROUTINE trc_bbl( kt ) ! Empty routine |
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| 106 | WRITE(*,*) 'tra_bbl: You should not have seen this print! error?', kt |
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| 107 | END SUBROUTINE trc_bbl |
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[941] | 108 | #endif |
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| 109 | |
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| 110 | !!====================================================================== |
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| 111 | END MODULE trcbbl |
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