Changeset 3294 for trunk/NEMOGCM/NEMO/TOP_SRC/TRP/trcldf.F90
- Timestamp:
- 2012-01-28T17:44:18+01:00 (12 years ago)
- File:
-
- 1 edited
-
trunk/NEMOGCM/NEMO/TOP_SRC/TRP/trcldf.F90 (modified) (12 diffs)
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trunk/NEMOGCM/NEMO/TOP_SRC/TRP/trcldf.F90
r2715 r3294 2 2 !!====================================================================== 3 3 !! *** MODULE trcldf *** 4 !! Ocean Passive tracers : lateral diffusive trends 4 !! Ocean Passive tracers : lateral diffusive trends 5 5 !!===================================================================== 6 6 !! History : 9.0 ! 2005-11 (G. Madec) Original code 7 !! NEMO 3.0 ! 2008-01 (C. Ethe, G. Madec) merge TRC-TRA 7 !! NEMO 3.0 ! 2008-01 (C. Ethe, G. Madec) merge TRC-TRA 8 8 !!---------------------------------------------------------------------- 9 9 #if defined key_top … … 23 23 USE traldf_bilap ! lateral mixing (tra_ldf_bilap routine) 24 24 USE traldf_iso ! lateral mixing (tra_ldf_iso routine) 25 USE traldf_iso_grif ! lateral mixing (tra_ldf_iso_grif routine) 25 26 USE traldf_lap ! lateral mixing (tra_ldf_lap routine) 26 27 USE trdmod_oce … … 31 32 PRIVATE 32 33 33 PUBLIC trc_ldf ! called by step.F90 34 PUBLIC trc_ldf ! called by step.F90 34 35 ! !!: ** lateral mixing namelist (nam_trcldf) ** 35 INTEGER :: nldf = 0 ! type of lateral diffusion used defined from ln_trcldf_... namlist logicals) 36 REAL(wp) :: rldf_rat ! ratio between active and passive tracers diffusive coefficient 37 INTEGER :: nldf = 0 ! type of lateral diffusion used defined from ln_trcldf_... namlist logicals) 36 38 !! * Substitutions 37 39 # include "domzgr_substitute.h90" … … 39 41 !!---------------------------------------------------------------------- 40 42 !! NEMO/TOP 3.3 , NEMO Consortium (2010) 41 !! $Id$ 43 !! $Id$ 42 44 !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) 43 45 !!---------------------------------------------------------------------- … … 48 50 !!---------------------------------------------------------------------- 49 51 !! *** ROUTINE tra_ldf *** 50 !! 52 !! 51 53 !! ** Purpose : compute the lateral ocean tracer physics. 52 54 !! … … 56 58 INTEGER :: jn 57 59 CHARACTER (len=22) :: charout 58 REAL(wp), DIMENSION(:,:,:,:), ALLOCATABLE :: ztrtrd 59 !!---------------------------------------------------------------------- 60 61 IF( kt == nit000 ) CALL ldf_ctl ! initialisation & control of options 62 63 IF( l_trdtrc ) THEN 64 ALLOCATE( ztrtrd(jpi,jpj,jpk,jptra) ) ! temporary save of trends 60 REAL(wp), POINTER, DIMENSION(:,:,:,:) :: ztrtrd 61 !!---------------------------------------------------------------------- 62 ! 63 IF( nn_timing == 1 ) CALL timing_start('trc_ldf') 64 ! 65 IF( kt == nittrc000 ) CALL ldf_ctl ! initialisation & control of options 66 67 rldf = rldf_rat 68 69 IF( l_trdtrc ) THEN 70 CALL wrk_alloc( jpi, jpj, jpk, jptra, ztrtrd ) 65 71 ztrtrd(:,:,:,:) = tra(:,:,:,:) 66 72 ENDIF 67 73 68 74 SELECT CASE ( nldf ) ! compute lateral mixing trend and add it to the general trend 69 CASE ( 0 ) ; CALL tra_ldf_lap ( kt, 'TRC', gtru, gtrv, trb, tra, jptra ) ! iso-level laplacian 70 CASE ( 1 ) ; CALL tra_ldf_iso ( kt, 'TRC', gtru, gtrv, trb, tra, jptra, rn_ahtb_0 ) ! rotated laplacian 71 CASE ( 2 ) ; CALL tra_ldf_bilap ( kt, 'TRC', gtru, gtrv, trb, tra, jptra ) ! iso-level bilaplacian 72 CASE ( 3 ) ; CALL tra_ldf_bilapg( kt, 'TRC', trb, tra, jptra ) ! s-coord. horizontal bilaplacian 75 CASE ( 0 ) ; CALL tra_ldf_lap ( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra ) ! iso-level laplacian 76 CASE ( 1 ) ! rotated laplacian 77 IF( ln_traldf_grif ) THEN 78 CALL tra_ldf_iso_grif( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra, rn_ahtb_0 ) 79 ELSE 80 CALL tra_ldf_iso ( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra, rn_ahtb_0 ) 81 ENDIF 82 CASE ( 2 ) ; CALL tra_ldf_bilap ( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra ) ! iso-level bilaplacian 83 CASE ( 3 ) ; CALL tra_ldf_bilapg( kt, nittrc000, 'TRC', trb, tra, jptra ) ! s-coord. horizontal bilaplacian 73 84 ! 74 85 CASE ( -1 ) ! esopa: test all possibility with control print 75 CALL tra_ldf_lap ( kt, 'TRC', gtru, gtrv, trb, tra, jptra )86 CALL tra_ldf_lap ( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra ) 76 87 WRITE(charout, FMT="('ldf0 ')") ; CALL prt_ctl_trc_info(charout) 77 88 CALL prt_ctl_trc( tab4d=tra, mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) 78 CALL tra_ldf_iso ( kt, 'TRC', gtru, gtrv, trb, tra, jptra, rn_ahtb_0 ) 89 IF( ln_traldf_grif ) THEN 90 CALL tra_ldf_iso_grif( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra, rn_ahtb_0 ) 91 ELSE 92 CALL tra_ldf_iso ( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra, rn_ahtb_0 ) 93 ENDIF 79 94 WRITE(charout, FMT="('ldf1 ')") ; CALL prt_ctl_trc_info(charout) 80 95 CALL prt_ctl_trc( tab4d=tra, mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) 81 CALL tra_ldf_bilap ( kt, 'TRC', gtru, gtrv, trb, tra, jptra )96 CALL tra_ldf_bilap ( kt, nittrc000, 'TRC', gtru, gtrv, trb, tra, jptra ) 82 97 WRITE(charout, FMT="('ldf2 ')") ; CALL prt_ctl_trc_info(charout) 83 98 CALL prt_ctl_trc( tab4d=tra, mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) 84 CALL tra_ldf_bilapg( kt, 'TRC', trb, tra, jptra )99 CALL tra_ldf_bilapg( kt, nittrc000, 'TRC', trb, tra, jptra ) 85 100 WRITE(charout, FMT="('ldf3 ')") ; CALL prt_ctl_trc_info(charout) 86 101 CALL prt_ctl_trc( tab4d=tra, mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) … … 92 107 CALL trd_tra( kt, 'TRC', jn, jptra_trd_ldf, ztrtrd(:,:,:,jn) ) 93 108 END DO 94 DEALLOCATE( ztrtrd )109 CALL wrk_dealloc( jpi, jpj, jpk, jptra, ztrtrd ) 95 110 ENDIF 96 111 ! ! print mean trends (used for debugging) … … 100 115 ENDIF 101 116 ! 117 IF( nn_timing == 1 ) CALL timing_stop('trc_ldf') 118 ! 102 119 END SUBROUTINE trc_ldf 103 120 … … 106 123 !!---------------------------------------------------------------------- 107 124 !! *** ROUTINE ldf_ctl *** 108 !! 125 !! 109 126 !! ** Purpose : Choice of the operator for the lateral tracer diffusion 110 127 !! 111 128 !! ** Method : set nldf from the namtra_ldf logicals 112 !! nldf == -2 No lateral diffusion 129 !! nldf == -2 No lateral diffusion 113 130 !! nldf == -1 ESOPA test: ALL operators are used 114 131 !! nldf == 0 laplacian operator … … 117 134 !! nldf == 3 Rotated bilaplacian 118 135 !!---------------------------------------------------------------------- 119 INTEGER :: ioptio, ierr ! temporary integers 120 !!---------------------------------------------------------------------- 121 136 INTEGER :: ioptio, ierr ! temporary integers 137 !!---------------------------------------------------------------------- 138 139 IF (ABS(rn_aht_0) < 2._wp*TINY(1.e0)) THEN 140 IF (ABS(rn_ahtrc_0) < 2._wp*TINY(1.e0)) THEN 141 rldf_rat = 1.0_wp 142 ELSE 143 CALL ctl_stop( 'STOP', 'ldf_ctl : cannot define rldf_rat, rn_aht_0==0, rn_ahtrc_0 /=0' ) 144 END IF 145 ELSE 146 rldf_rat = rn_ahtrc_0 / rn_aht_0 147 END IF 122 148 ! Define the lateral mixing oparator for tracers 123 149 ! =============================================== 124 150 125 151 ! ! control the input 126 152 ioptio = 0 … … 163 189 ENDIF 164 190 IF ( ln_zps ) THEN ! z-coordinate 165 IF ( ln_trcldf_level ) ierr = 1 ! iso-level not allowed 191 IF ( ln_trcldf_level ) ierr = 1 ! iso-level not allowed 166 192 IF ( ln_trcldf_hor ) nldf = 2 ! horizontal (no rotation) 167 193 IF ( ln_trcldf_iso ) ierr = 2 ! isoneutral ( rotation) … … 206 232 ENDIF 207 233 234 IF( ln_trcldf_bilap ) THEN 235 IF(lwp) WRITE(numout,*) ' biharmonic tracer diffusion' 236 IF( rn_ahtrc_0 > 0 .AND. .NOT. lk_esopa ) CALL ctl_stop( 'The horizontal diffusivity coef. rn_ahtrc_0 must be negative' ) 237 ELSE 238 IF(lwp) WRITE(numout,*) ' harmonic tracer diffusion (default)' 239 IF( rn_ahtrc_0 < 0 .AND. .NOT. lk_esopa ) CALL ctl_stop('The horizontal diffusivity coef. rn_ahtrc_0 must be positive' ) 240 ENDIF 241 242 ! ratio between active and passive tracers diffusive coef. 243 IF (ABS(rn_aht_0) < 2._wp*TINY(1.e0)) THEN 244 IF (ABS(rn_ahtrc_0) < 2._wp*TINY(1.e0)) THEN 245 rldf_rat = 1.0_wp 246 ELSE 247 CALL ctl_stop( 'STOP', 'ldf_ctl : cannot define rldf_rat, rn_aht_0==0, rn_ahtrc_0 /=0' ) 248 END IF 249 ELSE 250 rldf_rat = rn_ahtrc_0 / rn_aht_0 251 END IF 252 IF( rldf_rat < 0 ) THEN 253 IF( .NOT.lk_offline ) THEN 254 CALL ctl_stop( 'Choose the same type of diffusive scheme both for active & passive tracers' ) 255 ELSE 256 CALL ctl_stop( 'Change the sign of rn_aht_0 in namelist to -/+1' ) 257 ENDIF 258 ENDIF 208 259 ! 209 260 END SUBROUTINE ldf_ctl
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