[934] | 1 | MODULE trcsed |
---|
| 2 | !!====================================================================== |
---|
| 3 | !! *** MODULE p4sed *** |
---|
| 4 | !! TOP : PISCES Compute loss of organic matter in the sediments |
---|
| 5 | !!====================================================================== |
---|
| 6 | !! History : - ! 1995-06 (M. Levy) original code |
---|
| 7 | !! - ! 2000-12 (E. Kestenare) clean up |
---|
| 8 | !! 2.0 ! 2007-12 (C. Deltel, G. Madec) F90 + simplifications |
---|
| 9 | !!---------------------------------------------------------------------- |
---|
| 10 | #if defined key_lobster |
---|
| 11 | !!---------------------------------------------------------------------- |
---|
| 12 | !! 'key_lobster' LOBSTER bio-model |
---|
| 13 | !!---------------------------------------------------------------------- |
---|
| 14 | !! trc_sed : Compute loss of organic matter in the sediments |
---|
| 15 | !!---------------------------------------------------------------------- |
---|
| 16 | USE oce_trc ! |
---|
[1119] | 17 | USE trc |
---|
[1071] | 18 | USE sms_lobster |
---|
[934] | 19 | USE lbclnk |
---|
[2528] | 20 | USE trdmod_oce |
---|
| 21 | USE trdmod_trc |
---|
[1457] | 22 | USE iom |
---|
[934] | 23 | USE prtctl_trc ! Print control for debbuging |
---|
| 24 | |
---|
| 25 | IMPLICIT NONE |
---|
| 26 | PRIVATE |
---|
| 27 | |
---|
| 28 | PUBLIC trc_sed ! called in ??? |
---|
| 29 | |
---|
| 30 | !!* Substitution |
---|
[1800] | 31 | # include "top_substitute.h90" |
---|
[934] | 32 | !!---------------------------------------------------------------------- |
---|
[2528] | 33 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
---|
[1146] | 34 | !! $Id$ |
---|
[2528] | 35 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
[934] | 36 | !!---------------------------------------------------------------------- |
---|
| 37 | |
---|
| 38 | CONTAINS |
---|
| 39 | |
---|
| 40 | SUBROUTINE trc_sed( kt ) |
---|
| 41 | !!--------------------------------------------------------------------- |
---|
| 42 | !! *** ROUTINE trc_sed *** |
---|
| 43 | !! |
---|
| 44 | !! ** Purpose : compute the now trend due to the vertical sedimentation of |
---|
| 45 | !! detritus and add it to the general trend of detritus equations |
---|
| 46 | !! |
---|
| 47 | !! ** Method : this ROUTINE compute not exactly the advection but the |
---|
| 48 | !! transport term, i.e. dz(wt) and dz(ws)., dz(wtr) |
---|
| 49 | !! using an upstream scheme |
---|
| 50 | !! the now vertical advection of tracers is given by: |
---|
| 51 | !! dz(trn wn) = 1/bt dk+1( e1t e2t vsed (trn) ) |
---|
| 52 | !! add this trend now to the general trend of tracer (ta,sa,tra): |
---|
| 53 | !! tra = tra + dz(trn wn) |
---|
| 54 | !! |
---|
[2528] | 55 | !! IF 'key_diabio' is defined, the now vertical advection |
---|
[934] | 56 | !! trend of passive tracers is saved for futher diagnostics. |
---|
| 57 | !!--------------------------------------------------------------------- |
---|
[2715] | 58 | !! |
---|
[934] | 59 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
---|
| 60 | !! |
---|
[3294] | 61 | INTEGER :: ji, jj, jk, jl, ierr |
---|
[934] | 62 | CHARACTER (len=25) :: charout |
---|
[3294] | 63 | REAL(wp), POINTER, DIMENSION(:,: ) :: zw2d |
---|
| 64 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zwork, ztra, ztrbio |
---|
[934] | 65 | !!--------------------------------------------------------------------- |
---|
[3294] | 66 | ! |
---|
| 67 | IF( nn_timing == 1 ) CALL timing_start('trc_sed') |
---|
| 68 | ! |
---|
| 69 | IF( kt == nittrc000 ) THEN |
---|
[934] | 70 | IF(lwp) WRITE(numout,*) |
---|
| 71 | IF(lwp) WRITE(numout,*) ' trc_sed: LOBSTER sedimentation' |
---|
| 72 | IF(lwp) WRITE(numout,*) ' ~~~~~~~' |
---|
| 73 | ENDIF |
---|
| 74 | |
---|
[3294] | 75 | ! Allocate temporary workspace |
---|
| 76 | CALL wrk_alloc( jpi, jpj, jpk, zwork, ztra ) |
---|
| 77 | |
---|
| 78 | IF( ln_diatrc ) THEN |
---|
| 79 | CALL wrk_alloc( jpi, jpj, zw2d ) |
---|
| 80 | ENDIF |
---|
| 81 | |
---|
| 82 | IF( l_trdtrc ) THEN |
---|
| 83 | CALL wrk_alloc( jpi, jpj, jpk, ztrbio ) |
---|
| 84 | ztrbio(:,:,:) = tra(:,:,:,jp_lob_det) |
---|
| 85 | ENDIF |
---|
| 86 | |
---|
[934] | 87 | ! sedimentation of detritus : upstream scheme |
---|
| 88 | ! -------------------------------------------- |
---|
| 89 | |
---|
[2528] | 90 | ! for detritus sedimentation only - jp_lob_det |
---|
[934] | 91 | zwork(:,:,1 ) = 0.e0 ! surface value set to zero |
---|
| 92 | zwork(:,:,jpk) = 0.e0 ! bottom value set to zero |
---|
| 93 | |
---|
| 94 | ! tracer flux at w-point: we use -vsed (downward flux) with simplification : no e1*e2 |
---|
[1457] | 95 | DO jk = 2, jpkm1 |
---|
[2528] | 96 | zwork(:,:,jk) = -vsed * trn(:,:,jk-1,jp_lob_det) |
---|
[934] | 97 | END DO |
---|
| 98 | |
---|
| 99 | ! tracer flux divergence at t-point added to the general trend |
---|
| 100 | DO jk = 1, jpkm1 |
---|
| 101 | DO jj = 1, jpj |
---|
[3294] | 102 | DO ji = 1, jpi |
---|
| 103 | ztra(ji,jj,jk) = - ( zwork(ji,jj,jk) - zwork(ji,jj,jk+1) ) / fse3t(ji,jj,jk) |
---|
| 104 | tra(ji,jj,jk,jp_lob_det) = tra(ji,jj,jk,jp_lob_det) + ztra(ji,jj,jk) |
---|
[934] | 105 | END DO |
---|
| 106 | END DO |
---|
| 107 | END DO |
---|
| 108 | |
---|
[3294] | 109 | IF( ln_diatrc ) THEN |
---|
| 110 | DO jk = 1, jpkm1 |
---|
| 111 | DO jj = 1, jpj |
---|
| 112 | DO ji = 1, jpi |
---|
| 113 | zw2d(ji,jj) = zw2d(ji,jj) + ztra(ji,jj,jk) * fse3t(ji,jj,jk) * 86400. |
---|
| 114 | END DO |
---|
| 115 | END DO |
---|
| 116 | END DO |
---|
| 117 | IF( lk_iomput ) THEN |
---|
| 118 | CALL iom_put( "TDETSED", zw2d ) |
---|
| 119 | ELSE |
---|
| 120 | trc2d(:,:,jp_lob0_2d + 7) = zw2d(:,:) |
---|
| 121 | ENDIF |
---|
| 122 | CALL wrk_dealloc( jpi, jpj, zw2d ) |
---|
| 123 | ENDIF |
---|
[934] | 124 | ! |
---|
[3294] | 125 | IF( ln_diabio ) trbio(:,:,:,jp_lob0_trd + 7) = ztra(:,:,:) |
---|
| 126 | CALL wrk_dealloc( jpi, jpj, jpk, zwork, ztra ) |
---|
| 127 | ! |
---|
[1176] | 128 | IF( l_trdtrc ) THEN |
---|
[2528] | 129 | ztrbio(:,:,:) = tra(:,:,:,jp_lob_det) - ztrbio(:,:,:) |
---|
[1255] | 130 | jl = jp_lob0_trd + 7 |
---|
[1176] | 131 | CALL trd_mod_trc( ztrbio, jl, kt ) ! handle the trend |
---|
[3294] | 132 | CALL wrk_dealloc( jpi, jpj, jpk, ztrbio ) |
---|
[1176] | 133 | ENDIF |
---|
| 134 | |
---|
[934] | 135 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
---|
| 136 | WRITE(charout, FMT="('sed')") |
---|
| 137 | CALL prt_ctl_trc_info(charout) |
---|
| 138 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
---|
| 139 | ENDIF |
---|
[3294] | 140 | ! |
---|
| 141 | IF( nn_timing == 1 ) CALL timing_stop('trc_sed') |
---|
| 142 | ! |
---|
[934] | 143 | END SUBROUTINE trc_sed |
---|
| 144 | |
---|
| 145 | #else |
---|
| 146 | !!====================================================================== |
---|
| 147 | !! Dummy module : No PISCES bio-model |
---|
| 148 | !!====================================================================== |
---|
| 149 | CONTAINS |
---|
| 150 | SUBROUTINE trc_sed( kt ) ! Empty routine |
---|
| 151 | INTEGER, INTENT( in ) :: kt |
---|
| 152 | WRITE(*,*) 'trc_sed: You should not have seen this print! error?', kt |
---|
| 153 | END SUBROUTINE trc_sed |
---|
| 154 | #endif |
---|
| 155 | |
---|
| 156 | !!====================================================================== |
---|
| 157 | END MODULE trcsed |
---|