| [2030] | 1 | MODULE trczdf |
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| 2 | !!============================================================================== |
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| 3 | !! *** MODULE trczdf *** |
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| 4 | !! Ocean Passive tracers : vertical diffusive trends |
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| 5 | !!===================================================================== |
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| [9019] | 6 | !! History : 9.0 ! 2005-11 (G. Madec) Original code |
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| [2030] | 7 | !! NEMO 3.0 ! 2008-01 (C. Ethe, G. Madec) merge TRC-TRA |
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| [9019] | 8 | !! 4.0 ! 2017-04 (G. Madec) remove the explicit case |
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| [2030] | 9 | !!---------------------------------------------------------------------- |
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| 10 | #if defined key_top |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | !! 'key_top' TOP models |
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| 13 | !!---------------------------------------------------------------------- |
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| [9019] | 14 | !! trc_zdf : update the tracer trend with the vertical diffusion |
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| [2030] | 15 | !!---------------------------------------------------------------------- |
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| [14086] | 16 | USE par_trc ! need jptra, number of passive tracers |
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| [5836] | 17 | USE trc ! ocean passive tracers variables |
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| 18 | USE oce_trc ! ocean dynamics and active tracers |
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| 19 | USE trd_oce ! trends: ocean variables |
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| [9019] | 20 | USE trazdf ! tracer: vertical diffusion |
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| [5836] | 21 | USE trdtra ! trends manager: tracers |
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| [13286] | 22 | USE prtctl ! Print control |
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| [2030] | 23 | |
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| 24 | IMPLICIT NONE |
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| 25 | PRIVATE |
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| 26 | |
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| [5836] | 27 | PUBLIC trc_zdf ! called by step.F90 |
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| 28 | |
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| [2030] | 29 | !!---------------------------------------------------------------------- |
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| [10067] | 30 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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| [7753] | 31 | !! $Id$ |
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| [10068] | 32 | !! Software governed by the CeCILL license (see ./LICENSE) |
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| [2030] | 33 | !!---------------------------------------------------------------------- |
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| 34 | CONTAINS |
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| [2715] | 35 | |
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| [12377] | 36 | SUBROUTINE trc_zdf( kt, Kbb, Kmm, Krhs, ptr, Kaa ) |
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| [2030] | 37 | !!---------------------------------------------------------------------- |
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| 38 | !! *** ROUTINE trc_zdf *** |
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| 39 | !! |
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| [9019] | 40 | !! ** Purpose : compute the vertical ocean tracer physics using |
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| 41 | !! an implicit time-stepping scheme. |
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| [2030] | 42 | !!--------------------------------------------------------------------- |
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| [12377] | 43 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 44 | INTEGER , INTENT(in ) :: Kbb, Kmm, Krhs, Kaa ! ocean time level indices |
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| 45 | REAL(wp), DIMENSION(jpi,jpj,jpk,jptra,jpt), INTENT(inout) :: ptr ! passive tracers and RHS of tracer equation |
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| [2030] | 46 | ! |
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| [7753] | 47 | INTEGER :: jk, jn |
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| [2030] | 48 | CHARACTER (len=22) :: charout |
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| [9019] | 49 | REAL(wp), DIMENSION(jpi,jpj,jpk,jptra) :: ztrtrd ! 4D workspace |
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| [2030] | 50 | !!--------------------------------------------------------------------- |
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| [3294] | 51 | ! |
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| [9124] | 52 | IF( ln_timing ) CALL timing_start('trc_zdf') |
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| [3294] | 53 | ! |
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| [12377] | 54 | IF( l_trdtrc ) ztrtrd(:,:,:,:) = ptr(:,:,:,:,Krhs) |
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| [9019] | 55 | ! |
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| [12489] | 56 | CALL tra_zdf_imp( kt, nittrc000, 'TRC', rDt_trc, Kbb, Kmm, Krhs, ptr, Kaa, jptra ) ! implicit scheme |
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| [9019] | 57 | ! |
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| [3632] | 58 | IF( l_trdtrc ) THEN ! save the vertical diffusive trends for further diagnostics |
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| [2030] | 59 | DO jn = 1, jptra |
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| 60 | DO jk = 1, jpkm1 |
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| [12489] | 61 | ztrtrd(:,:,jk,jn) = ( ( ptr(:,:,jk,jn,Kaa) - ptr(:,:,jk,jn,Kbb) ) / rDt_trc ) - ztrtrd(:,:,jk,jn) |
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| [2030] | 62 | END DO |
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| [12377] | 63 | CALL trd_tra( kt, Kmm, Krhs, 'TRC', jn, jptra_zdf, ztrtrd(:,:,:,jn) ) |
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| [2030] | 64 | END DO |
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| 65 | ENDIF |
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| 66 | ! ! print mean trends (used for debugging) |
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| [12377] | 67 | IF( sn_cfctl%l_prttrc ) THEN |
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| [9019] | 68 | WRITE(charout, FMT="('zdf ')") |
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| [13286] | 69 | CALL prt_ctl_info( charout, cdcomp = 'top' ) |
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| 70 | CALL prt_ctl( tab4d_1=tr(:,:,:,:,Kaa), mask1=tmask, clinfo=ctrcnm, clinfo3='trd' ) |
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| [2030] | 71 | END IF |
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| 72 | ! |
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| [9124] | 73 | IF( ln_timing ) CALL timing_stop('trc_zdf') |
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| [3294] | 74 | ! |
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| [2030] | 75 | END SUBROUTINE trc_zdf |
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| [5836] | 76 | |
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| [2030] | 77 | #else |
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| 78 | !!---------------------------------------------------------------------- |
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| 79 | !! Default option Empty module |
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| 80 | !!---------------------------------------------------------------------- |
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| 81 | CONTAINS |
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| 82 | SUBROUTINE trc_zdf( kt ) |
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| 83 | INTEGER, INTENT(in) :: kt |
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| 84 | WRITE(*,*) 'trc_zdf: You should not have seen this print! error?', kt |
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| 85 | END SUBROUTINE trc_zdf |
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| 86 | #endif |
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| 87 | !!============================================================================== |
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| 88 | END MODULE trczdf |
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