[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 | !! History : OPA ! 1996-06 (L. Mortier) Original code |
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| 8 | !! 8.0 ! 1997-11 (G. Madec) Optimization |
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| 9 | !! NEMO 1.0 ! 2002-08 (G. Madec) free form + modules |
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| 10 | !! - ! 2004-01 (A. de Miranda, G. Madec, J.M. Molines ) add advective bbl |
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| 11 | !! 3.3 ! 2009-11 (G. Madec) merge trabbl and trabbl_adv + style + optimization |
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| 12 | !! - ! 2010-04 (G. Madec) Campin & Goosse advective bbl |
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| 13 | !! - ! 2010-06 (C. Ethe, G. Madec) merge TRA-TRC |
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[9019] | 14 | !! 4.0 ! 2017-04 (G. Madec) ln_trabbl namelist variable instead of a CPP key |
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[941] | 15 | !!---------------------------------------------------------------------- |
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[9019] | 16 | #if defined key_top |
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[941] | 17 | !!---------------------------------------------------------------------- |
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[9019] | 18 | !! 'key_top' TOP models |
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[941] | 19 | !!---------------------------------------------------------------------- |
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[9019] | 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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[9019] | 22 | USE oce_trc ! ocean dynamics and active tracers variables |
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| 23 | USE trc ! ocean passive tracers variables |
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| 24 | USE trd_oce ! trends: ocean variables |
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| 25 | USE trdtra ! tracer trends |
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| 26 | USE trabbl ! bottom boundary layer |
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| 27 | USE prtctl_trc ! Print control for debbuging |
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[941] | 28 | |
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[9019] | 29 | PUBLIC trc_bbl ! routine called by trctrp.F90 |
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[941] | 30 | |
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| 31 | !!---------------------------------------------------------------------- |
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[9598] | 32 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[7753] | 33 | !! $Id$ |
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[10068] | 34 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[941] | 35 | !!---------------------------------------------------------------------- |
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| 36 | CONTAINS |
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| 37 | |
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[10954] | 38 | SUBROUTINE trc_bbl( kt, Kbb, Kmm, Krhs ) |
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[941] | 39 | !!---------------------------------------------------------------------- |
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[2528] | 40 | !! *** ROUTINE bbl *** |
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| 41 | !! |
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| 42 | !! ** Purpose : Compute the before tracer (t & s) trend associated |
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| 43 | !! with the bottom boundary layer and add it to the general trend |
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| 44 | !! of tracer equations. |
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[941] | 45 | !! |
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[2528] | 46 | !!---------------------------------------------------------------------- |
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| 47 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
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[10954] | 48 | INTEGER, INTENT( in ) :: Kbb, Kmm, Krhs ! time level indices |
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[9927] | 49 | INTEGER :: jn ! loop index |
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[941] | 50 | CHARACTER (len=22) :: charout |
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[9125] | 51 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:,:) :: ztrtrd |
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[941] | 52 | !!---------------------------------------------------------------------- |
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[3294] | 53 | ! |
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[9124] | 54 | IF( ln_timing ) CALL timing_start('trc_bbl') |
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[3294] | 55 | ! |
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[7646] | 56 | IF( .NOT. l_offline .AND. nn_dttrc == 1 ) THEN |
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[10954] | 57 | CALL bbl( kt, nittrc000, 'TRC', Kbb, Kmm ) ! Online coupling with dynamics : Computation of bbl coef and bbl transport |
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| 58 | l_bbl = .FALSE. ! Offline coupling with dynamics : Read bbl coef and bbl transport from input files |
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[2528] | 59 | ENDIF |
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[941] | 60 | |
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[2528] | 61 | IF( l_trdtrc ) THEN |
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[9125] | 62 | ALLOCATE( ztrtrd(jpi,jpj,jpk,jptra) ) ! temporary save of trends |
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[10966] | 63 | ztrtrd(:,:,:,:) = tr(:,:,:,:,Krhs) |
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[1175] | 64 | ENDIF |
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[941] | 65 | |
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[2528] | 66 | !* Diffusive bbl : |
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| 67 | IF( nn_bbl_ldf == 1 ) THEN |
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| 68 | ! |
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[10966] | 69 | CALL tra_bbl_dif( tr(:,:,:,:,Kbb), tr(:,:,:,:,Krhs), jptra, Kmm ) |
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[2528] | 70 | IF( ln_ctl ) THEN |
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| 71 | WRITE(charout, FMT="(' bbl_dif')") ; CALL prt_ctl_trc_info(charout) |
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[10966] | 72 | CALL prt_ctl_trc( tab4d=tr(:,:,:,:,Krhs), mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) |
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[2528] | 73 | ENDIF |
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| 74 | ! |
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[9019] | 75 | ENDIF |
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[941] | 76 | |
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[2528] | 77 | !* Advective bbl : bbl upstream advective trends added to the tracer trends |
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| 78 | IF( nn_bbl_adv /= 0 ) THEN |
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| 79 | ! |
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[10966] | 80 | CALL tra_bbl_adv( tr(:,:,:,:,Kbb), tr(:,:,:,:,Krhs), jptra, Kmm ) |
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[2528] | 81 | IF( ln_ctl ) THEN |
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| 82 | WRITE(charout, FMT="(' bbl_adv')") ; CALL prt_ctl_trc_info(charout) |
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[10966] | 83 | CALL prt_ctl_trc( tab4d=tr(:,:,:,:,Krhs), mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) |
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[2528] | 84 | ENDIF |
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| 85 | ! |
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[9019] | 86 | ENDIF |
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[941] | 87 | |
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[2528] | 88 | IF( l_trdtrc ) THEN ! save the horizontal diffusive trends for further diagnostics |
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| 89 | DO jn = 1, jptra |
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[10966] | 90 | ztrtrd(:,:,:,jn) = tr(:,:,:,jn,Krhs) - ztrtrd(:,:,:,jn) |
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[10946] | 91 | CALL trd_tra( kt, Kmm, Krhs, 'TRC', jn, jptra_bbl, ztrtrd(:,:,:,jn) ) |
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[941] | 92 | END DO |
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[9125] | 93 | DEALLOCATE( ztrtrd ) ! temporary save of trends |
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[941] | 94 | ENDIF |
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[2528] | 95 | ! |
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[9124] | 96 | IF( ln_timing ) CALL timing_stop('trc_bbl') |
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[3294] | 97 | ! |
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[2528] | 98 | END SUBROUTINE trc_bbl |
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[941] | 99 | |
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| 100 | #endif |
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| 101 | |
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| 102 | !!====================================================================== |
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| 103 | END MODULE trcbbl |
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