| 1 | MODULE trczdf |
|---|
| 2 | !!============================================================================== |
|---|
| 3 | !! *** MODULE trczdf *** |
|---|
| 4 | !! Ocean Passive tracers : vertical diffusive trends |
|---|
| 5 | !!===================================================================== |
|---|
| 6 | !! History : 9.0 ! 2005-11 (G. Madec) Original code |
|---|
| 7 | !! NEMO 3.0 ! 2008-01 (C. Ethe, G. Madec) merge TRC-TRA |
|---|
| 8 | !! 4.0 ! 2017-04 (G. Madec) remove the explicit case |
|---|
| 9 | !!---------------------------------------------------------------------- |
|---|
| 10 | #if defined key_top |
|---|
| 11 | !!---------------------------------------------------------------------- |
|---|
| 12 | !! 'key_top' TOP models |
|---|
| 13 | !!---------------------------------------------------------------------- |
|---|
| 14 | !! trc_zdf : update the tracer trend with the vertical diffusion |
|---|
| 15 | !!---------------------------------------------------------------------- |
|---|
| 16 | USE par_trc ! need jptra, number of passive tracers |
|---|
| 17 | USE trc ! ocean passive tracers variables |
|---|
| 18 | USE oce_trc ! ocean dynamics and active tracers |
|---|
| 19 | USE trd_oce ! trends: ocean variables |
|---|
| 20 | USE trazdf ! tracer: vertical diffusion |
|---|
| 21 | USE trdtra ! trends manager: tracers |
|---|
| 22 | USE prtctl ! Print control |
|---|
| 23 | |
|---|
| 24 | IMPLICIT NONE |
|---|
| 25 | PRIVATE |
|---|
| 26 | |
|---|
| 27 | PUBLIC trc_zdf ! called by step.F90 |
|---|
| 28 | |
|---|
| 29 | # include "single_precision_substitute.h90" |
|---|
| 30 | !!---------------------------------------------------------------------- |
|---|
| 31 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
|---|
| 32 | !! $Id$ |
|---|
| 33 | !! Software governed by the CeCILL license (see ./LICENSE) |
|---|
| 34 | !!---------------------------------------------------------------------- |
|---|
| 35 | CONTAINS |
|---|
| 36 | |
|---|
| 37 | SUBROUTINE trc_zdf( kt, Kbb, Kmm, Krhs, ptr, Kaa ) |
|---|
| 38 | !!---------------------------------------------------------------------- |
|---|
| 39 | !! *** ROUTINE trc_zdf *** |
|---|
| 40 | !! |
|---|
| 41 | !! ** Purpose : compute the vertical ocean tracer physics using |
|---|
| 42 | !! an implicit time-stepping scheme. |
|---|
| 43 | !!--------------------------------------------------------------------- |
|---|
| 44 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
|---|
| 45 | INTEGER , INTENT(in ) :: Kbb, Kmm, Krhs, Kaa ! ocean time level indices |
|---|
| 46 | REAL(dp), DIMENSION(jpi,jpj,jpk,jptra,jpt), INTENT(inout) :: ptr ! passive tracers and RHS of tracer equation |
|---|
| 47 | ! |
|---|
| 48 | INTEGER :: jk, jn |
|---|
| 49 | CHARACTER (len=22) :: charout |
|---|
| 50 | REAL(wp), DIMENSION(jpi,jpj,jpk,jptra) :: ztrtrd ! 4D workspace |
|---|
| 51 | !!--------------------------------------------------------------------- |
|---|
| 52 | ! |
|---|
| 53 | IF( ln_timing ) CALL timing_start('trc_zdf') |
|---|
| 54 | ! |
|---|
| 55 | IF( l_trdtrc ) ztrtrd(:,:,:,:) = ptr(:,:,:,:,Krhs) |
|---|
| 56 | ! |
|---|
| 57 | CALL tra_zdf_imp( kt, nittrc000, 'TRC', rDt_trc, Kbb, Kmm, Krhs, ptr, Kaa, jptra ) ! implicit scheme |
|---|
| 58 | ! |
|---|
| 59 | IF( l_trdtrc ) THEN ! save the vertical diffusive trends for further diagnostics |
|---|
| 60 | DO jn = 1, jptra |
|---|
| 61 | DO jk = 1, jpkm1 |
|---|
| 62 | ztrtrd(:,:,jk,jn) = ( ( ptr(:,:,jk,jn,Kaa) - ptr(:,:,jk,jn,Kbb) ) / rDt_trc ) - ztrtrd(:,:,jk,jn) |
|---|
| 63 | END DO |
|---|
| 64 | CALL trd_tra( kt, Kmm, Krhs, 'TRC', jn, jptra_zdf, ztrtrd(:,:,:,jn) ) |
|---|
| 65 | END DO |
|---|
| 66 | ENDIF |
|---|
| 67 | ! ! print mean trends (used for debugging) |
|---|
| 68 | IF( sn_cfctl%l_prttrc ) THEN |
|---|
| 69 | WRITE(charout, FMT="('zdf ')") |
|---|
| 70 | CALL prt_ctl_info( charout, cdcomp = 'top' ) |
|---|
| 71 | CALL prt_ctl( tab4d_1=CASTWP(tr(:,:,:,:,Kaa)), mask1=tmask, clinfo=ctrcnm, clinfo3='trd' ) |
|---|
| 72 | END IF |
|---|
| 73 | ! |
|---|
| 74 | IF( ln_timing ) CALL timing_stop('trc_zdf') |
|---|
| 75 | ! |
|---|
| 76 | END SUBROUTINE trc_zdf |
|---|
| 77 | |
|---|
| 78 | #else |
|---|
| 79 | !!---------------------------------------------------------------------- |
|---|
| 80 | !! Default option Empty module |
|---|
| 81 | !!---------------------------------------------------------------------- |
|---|
| 82 | CONTAINS |
|---|
| 83 | SUBROUTINE trc_zdf( kt ) |
|---|
| 84 | INTEGER, INTENT(in) :: kt |
|---|
| 85 | WRITE(*,*) 'trc_zdf: You should not have seen this print! error?', kt |
|---|
| 86 | END SUBROUTINE trc_zdf |
|---|
| 87 | #endif |
|---|
| 88 | !!============================================================================== |
|---|
| 89 | END MODULE trczdf |
|---|
