- Timestamp:
- 2015-09-24T08:31:40+02:00 (9 years ago)
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branches/2015/dev_r5721_CNRS9_NOC3_LDF/NEMOGCM/NEMO/OPA_SRC/TRA/traldf_triad.F90
r5722 r5758 1 MODULE traldf_ iso_grif1 MODULE traldf_triad 2 2 !!====================================================================== 3 !! *** MODULE traldf_ iso_grif***3 !! *** MODULE traldf_triad *** 4 4 !! Ocean tracers: horizontal component of the lateral tracer mixing trend 5 5 !!====================================================================== 6 !! History : 3.3 ! 2010-10 (G. Nurser, C. Harris, G. Madec)7 !! ! Griffies operator version adapted from traldf_iso.F906 !! History : 3.3 ! 2010-10 (G. Nurser, C. Harris, G. Madec) Griffies operator (original code) 7 !! 3.7 ! 2013-12 (F. Lemarie, G. Madec) triad operator (Griffies) + Method of Stabilizing Correction 8 8 !!---------------------------------------------------------------------- 9 #if defined key_ldfslp || defined key_esopa 9 10 10 !!---------------------------------------------------------------------- 11 !! 'key_ldfslp' slope of the lateral diffusive direction 12 !!---------------------------------------------------------------------- 13 !! tra_ldf_iso_grif : update the tracer trend with the horizontal component 14 !! of the Griffies iso-neutral laplacian operator 11 !! tra_ldf_triad : update the tracer trend with the iso-neutral laplacian triad-operator 15 12 !!---------------------------------------------------------------------- 16 13 USE oce ! ocean dynamics and active tracers … … 19 16 USE trc_oce ! share passive tracers/Ocean variables 20 17 USE zdf_oce ! ocean vertical physics 21 USE ldftra_oce ! ocean active tracers: lateral physics 22 USE ldfslp ! iso-neutral slopes 18 USE ldftra ! lateral physics: eddy diffusivity 19 USE ldfslp ! lateral physics: iso-neutral slopes 20 USE traldf_iso ! lateral diffusion (Madec operator) (tra_ldf_iso routine) 23 21 USE diaptr ! poleward transport diagnostics 22 USE zpshde ! partial step: hor. derivative (zps_hde routine) 23 ! 24 24 USE in_out_manager ! I/O manager 25 25 USE iom ! I/O library … … 29 29 USE timing ! Timing 30 30 31 32 31 IMPLICIT NONE 33 32 PRIVATE 34 33 35 PUBLIC tra_ldf_iso_grif ! routine called by traldf.F90 36 37 REAL(wp), PUBLIC, DIMENSION(:,:,:), ALLOCATABLE, SAVE :: psix_eiv, psiy_eiv !: eiv stream function (diag only) 38 REAL(wp), PUBLIC, DIMENSION(:,:,:), ALLOCATABLE, SAVE :: ah_wslp2 !: aeiv*w-slope^2 39 REAL(wp), DIMENSION(:,:,:), ALLOCATABLE, SAVE :: zdkt3d !: vertical tracer gradient at 2 levels 34 PUBLIC tra_ldf_triad ! routine called by traldf.F90 35 36 REAL(wp), DIMENSION(:,:,:), ALLOCATABLE, SAVE :: zdkt3d !: vertical tracer gradient at 2 levels 40 37 41 38 !! * Substitutions 42 39 # include "domzgr_substitute.h90" 43 # include "ldftra_substitute.h90"44 40 # include "vectopt_loop_substitute.h90" 45 # include "ldfeiv_substitute.h90"46 41 !!---------------------------------------------------------------------- 47 !! NEMO/OPA 3. 3 , NEMO Consortium (2010)42 !! NEMO/OPA 3.7 , NEMO Consortium (2015) 48 43 !! $Id$ 49 44 !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) … … 51 46 CONTAINS 52 47 53 SUBROUTINE tra_ldf_iso_grif( kt, kit000, cdtype, pgu, pgv, & 54 & ptb, pta, kjpt, pahtb0 ) 48 SUBROUTINE tra_ldf_triad( kt, kit000, cdtype, pahu, pahv, pgu , pgv , & 49 & pgui, pgvi, & 50 & ptb , ptbb, pta , kjpt, kpass ) 55 51 !!---------------------------------------------------------------------- 56 !! *** ROUTINE tra_ldf_ iso_grif***52 !! *** ROUTINE tra_ldf_triad *** 57 53 !! 58 54 !! ** Purpose : Compute the before horizontal tracer (t & s) diffusive … … 66 62 !! nal or geopotential slopes computed in routine ldfslp. 67 63 !! 68 !! 1st part : masked horizontal derivative of T ( di[ t ] ) 69 !! ======== with partial cell update if ln_zps=T. 64 !! see documentation for the desciption 70 65 !! 71 !! 2nd part : horizontal fluxes of the lateral mixing operator 72 !! ======== 73 !! zftu = (aht+ahtb0) e2u*e3u/e1u di[ tb ] 74 !! - aht e2u*uslp dk[ mi(mk(tb)) ] 75 !! zftv = (aht+ahtb0) e1v*e3v/e2v dj[ tb ] 76 !! - aht e2u*vslp dk[ mj(mk(tb)) ] 77 !! take the horizontal divergence of the fluxes: 78 !! difft = 1/(e1t*e2t*e3t) { di-1[ zftu ] + dj-1[ zftv ] } 79 !! Add this trend to the general trend (ta,sa): 80 !! ta = ta + difft 81 !! 82 !! 3rd part: vertical trends of the lateral mixing operator 83 !! ======== (excluding the vertical flux proportional to dk[t] ) 84 !! vertical fluxes associated with the rotated lateral mixing: 85 !! zftw =-aht { e2t*wslpi di[ mi(mk(tb)) ] 86 !! + e1t*wslpj dj[ mj(mk(tb)) ] } 87 !! take the horizontal divergence of the fluxes: 88 !! difft = 1/(e1t*e2t*e3t) dk[ zftw ] 89 !! Add this trend to the general trend (ta,sa): 90 !! pta = pta + difft 91 !! 92 !! ** Action : Update pta arrays with the before rotated diffusion 66 !! ** Action : pta updated with the before rotated diffusion 67 !! ah_wslp2 .... 68 !! akz stabilizing vertical diffusivity coefficient (used in trazdf_imp) 93 69 !!---------------------------------------------------------------------- 94 USE oce , ONLY: zftu => ua , zftv => va ! (ua,va) used as 3D workspace95 !96 70 INTEGER , INTENT(in ) :: kt ! ocean time-step index 97 71 INTEGER , INTENT(in ) :: kit000 ! first time step index 98 72 CHARACTER(len=3) , INTENT(in ) :: cdtype ! =TRA or TRC (tracer indicator) 99 73 INTEGER , INTENT(in ) :: kjpt ! number of tracers 74 INTEGER , INTENT(in ) :: kpass ! =1/2 first or second passage 75 REAL(wp), DIMENSION(jpi,jpj,jpk) , INTENT(in ) :: pahu, pahv ! eddy diffusivity at u- and v-points [m2/s] 100 76 REAL(wp), DIMENSION(jpi,jpj ,kjpt), INTENT(in ) :: pgu, pgv ! tracer gradient at pstep levels 101 REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt), INTENT(in ) :: ptb ! before and now tracer fields 77 REAL(wp), DIMENSION(jpi,jpj, kjpt), INTENT(in ) :: pgui, pgvi ! tracer gradient at top levels 78 REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt), INTENT(in ) :: ptb ! tracer (kpass=1) or laplacian of tracer (kpass=2) 79 REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt), INTENT(in ) :: ptbb ! tracer (only used in kpass=2) 102 80 REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt), INTENT(inout) :: pta ! tracer trend 103 REAL(wp) , INTENT(in ) :: pahtb0 ! background diffusion coef 104 ! 105 INTEGER :: ji, jj, jk,jn ! dummy loop indices 106 INTEGER :: ip,jp,kp ! dummy loop indices 107 INTEGER :: ierr ! temporary integer 108 REAL(wp) :: zmsku, zabe1, zcof1, zcoef3 ! local scalars 109 REAL(wp) :: zmskv, zabe2, zcof2, zcoef4 ! - - 110 REAL(wp) :: zcoef0, zbtr ! - - 81 ! 82 INTEGER :: ji, jj, jk, jn ! dummy loop indices 83 INTEGER :: ip,jp,kp ! dummy loop indices 84 INTEGER :: ierr ! local integer 85 REAL(wp) :: zmsku, zabe1, zcof1, zcoef3 ! local scalars 86 REAL(wp) :: zmskv, zabe2, zcof2, zcoef4 ! - - 87 REAL(wp) :: zcoef0, ze3w_2, zsign, z2dt, z1_2dt ! - - 111 88 ! 112 89 REAL(wp) :: zslope_skew, zslope_iso, zslope2, zbu, zbv 113 REAL(wp) :: ze1ur, z dxt, ze2vr, ze3wr, zdyt, zdzt90 REAL(wp) :: ze1ur, ze2vr, ze3wr, zdxt, zdyt, zdzt 114 91 REAL(wp) :: zah, zah_slp, zaei_slp 115 REAL(wp), POINTER, DIMENSION(:,: ) :: z2d 116 REAL(wp), POINTER, DIMENSION(:,:,:) :: zdit, zdjt, ztfw 117 REAL(wp), POINTER, DIMENSION(:,:,:) :: zw3d ! 3D workspace 92 #if defined key_diaar5 93 REAL(wp) :: zztmp ! local scalar 94 #endif 95 REAL(wp), POINTER, DIMENSION(:,: ) :: z2d ! 2D workspace 96 REAL(wp), POINTER, DIMENSION(:,:,:) :: zdit, zdjt, zftu, zftv, ztfw, zpsi_uw, zpsi_vw ! 3D - 118 97 !!---------------------------------------------------------------------- 119 98 ! 120 IF( nn_timing == 1 ) CALL timing_start('tra_ldf_iso_grif') 121 ! 122 CALL wrk_alloc( jpi, jpj, z2d ) 123 CALL wrk_alloc( jpi, jpj, jpk, zdit, zdjt, ztfw ) 124 ! 125 126 IF( kt == kit000 .AND. .NOT.ALLOCATED(ah_wslp2) ) THEN 99 IF( nn_timing == 1 ) CALL timing_start('tra_ldf_triad') 100 ! 101 CALL wrk_alloc( jpi,jpj, z2d ) 102 CALL wrk_alloc( jpi,jpj,jpk, zdit, zdjt, zftu, zftv, ztfw, zpsi_uw, zpsi_vw ) 103 ! 104 IF( .NOT.ALLOCATED(zdkt3d) ) THEN 105 ALLOCATE( zdkt3d(jpi,jpj,0:1) , STAT=ierr ) 106 IF( lk_mpp ) CALL mpp_sum ( ierr ) 107 IF( ierr > 0 ) CALL ctl_stop('STOP', 'tra_ldf_triad: unable to allocate arrays') 108 ENDIF 109 ! 110 IF( kpass == 1 .AND. kt == kit000 ) THEN 127 111 IF(lwp) WRITE(numout,*) 128 IF(lwp) WRITE(numout,*) 'tra_ldf_iso_grif : rotated laplacian diffusion operator on ', cdtype 129 IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' 130 ALLOCATE( ah_wslp2(jpi,jpj,jpk) , zdkt3d(jpi,jpj,0:1), STAT=ierr ) 131 IF( lk_mpp ) CALL mpp_sum ( ierr ) 132 IF( ierr > 0 ) CALL ctl_stop('STOP', 'tra_ldf_iso_grif: unable to allocate arrays') 133 IF( ln_traldf_gdia ) THEN 134 IF (.NOT. ALLOCATED(psix_eiv))THEN 135 ALLOCATE( psix_eiv(jpi,jpj,jpk) , psiy_eiv(jpi,jpj,jpk) , STAT=ierr ) 136 IF( lk_mpp ) CALL mpp_sum ( ierr ) 137 IF( ierr > 0 ) CALL ctl_stop('STOP', 'tra_ldf_iso_grif: unable to allocate diagnostics') 138 ENDIF 112 IF(lwp) WRITE(numout,*) 'tra_ldf_triad : rotated laplacian diffusion operator on ', cdtype 113 IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~' 114 ENDIF 115 ! 116 ! ! set time step size (Euler/Leapfrog) 117 IF( neuler == 0 .AND. kt == kit000 ) THEN ; z2dt = rdttra(1) ! at nit000 (Euler) 118 ELSE ; z2dt = 2.* rdttra(1) ! (Leapfrog) 119 ENDIF 120 z1_2dt = 1._wp / z2dt 121 ! 122 IF( kpass == 1 ) THEN ; zsign = 1._wp ! bilaplacian operator require a minus sign (eddy diffusivity >0) 123 ELSE ; zsign = -1._wp 124 ENDIF 125 126 !!---------------------------------------------------------------------- 127 !! 0 - calculate ah_wslp2, akz, and optionally zpsi_uw, zpsi_vw 128 !!---------------------------------------------------------------------- 129 ! 130 IF( kpass == 1 ) THEN !== first pass only and whatever the tracer is ==! 131 ! 132 akz (:,:,:) = 0._wp 133 ah_wslp2(:,:,:) = 0._wp 134 IF( ln_ldfeiv_dia ) THEN 135 zpsi_uw(:,:,:) = 0._wp 136 zpsi_vw(:,:,:) = 0._wp 139 137 ENDIF 140 ENDIF 141 142 !!---------------------------------------------------------------------- 143 !! 0 - calculate ah_wslp2, psix_eiv, psiy_eiv 144 !!---------------------------------------------------------------------- 145 146 !!gm Future development: consider using Ah defined at T-points and attached to the 4 t-point triads 147 148 ah_wslp2(:,:,:) = 0._wp 149 IF( ln_traldf_gdia ) THEN 150 psix_eiv(:,:,:) = 0._wp 151 psiy_eiv(:,:,:) = 0._wp 152 ENDIF 153 154 DO ip = 0, 1 155 DO kp = 0, 1 156 DO jk = 1, jpkm1 157 DO jj = 1, jpjm1 158 DO ji = 1, fs_jpim1 159 ze1ur = 1._wp / e1u(ji,jj) 160 ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) 161 zbu = 0.25_wp * e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) 162 zah = fsahtu(ji,jj,jk) ! fsaht(ji+ip,jj,jk) 163 zslope_skew = triadi_g(ji+ip,jj,jk,1-ip,kp) 164 ! Subtract s-coordinate slope at t-points to give slope rel to s surfaces 165 ! (do this by *adding* gradient of depth) 166 zslope2 = zslope_skew + ( fsdept(ji+1,jj,jk) - fsdept(ji ,jj ,jk) ) * ze1ur * umask(ji,jj,jk+kp) 167 zslope2 = zslope2 *zslope2 168 ah_wslp2(ji+ip,jj,jk+kp) = ah_wslp2(ji+ip,jj,jk+kp) & 169 & + zah * ( zbu * ze3wr / ( e1t(ji+ip,jj) * e2t(ji+ip,jj) ) ) * zslope2 170 IF( ln_traldf_gdia ) THEN 171 zaei_slp = fsaeiw(ji+ip,jj,jk) * zslope_skew ! fsaeit(ji+ip,jj,jk)*zslope_skew 172 psix_eiv(ji,jj,jk+kp) = psix_eiv(ji,jj,jk+kp) + 0.25_wp * zaei_slp 173 ENDIF 138 ! 139 DO ip = 0, 1 ! i-k triads 140 DO kp = 0, 1 141 DO jk = 1, jpkm1 142 DO jj = 1, jpjm1 143 DO ji = 1, fs_jpim1 144 ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) 145 zbu = e1e2u(ji,jj) * fse3u(ji,jj,jk) 146 zah = 0.25_wp * pahu(ji,jj,jk) 147 zslope_skew = triadi_g(ji+ip,jj,jk,1-ip,kp) 148 ! Subtract s-coordinate slope at t-points to give slope rel to s-surfaces (do this by *adding* gradient of depth) 149 zslope2 = zslope_skew + ( fsdept(ji+1,jj,jk) - fsdept(ji,jj,jk) ) * r1_e1u(ji,jj) * umask(ji,jj,jk+kp) 150 zslope2 = zslope2 *zslope2 151 ah_wslp2(ji+ip,jj,jk+kp) = ah_wslp2(ji+ip,jj,jk+kp) + zah * zbu * ze3wr * r1_e1e2t(ji+ip,jj) * zslope2 152 akz (ji+ip,jj,jk+kp) = akz (ji+ip,jj,jk+kp) + zah * r1_e1u(ji,jj) & 153 & * r1_e1u(ji,jj) * umask(ji,jj,jk+kp) 154 ! 155 IF( ln_ldfeiv_dia ) zpsi_uw(ji,jj,jk+kp) = zpsi_uw(ji,jj,jk+kp) & 156 & + 0.25_wp * aeiu(ji,jj,jk) * e2u(ji,jj) * zslope_skew 157 END DO 174 158 END DO 175 159 END DO 176 160 END DO 177 161 END DO 178 END DO 179 ! 180 DO jp = 0, 1 181 DO kp = 0, 1 182 DO jk = 1, jpkm1 183 DO jj = 1, jpjm1 184 DO ji=1,fs_jpim1 185 ze2vr = 1._wp / e2v(ji,jj) 186 ze3wr = 1.0_wp / fse3w(ji,jj+jp,jk+kp) 187 zbv = 0.25_wp * e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) 188 zah = fsahtv(ji,jj,jk) ! fsaht(ji,jj+jp,jk) 189 zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) 190 ! Subtract s-coordinate slope at t-points to give slope rel to s surfaces 191 ! (do this by *adding* gradient of depth) 192 zslope2 = zslope_skew + ( fsdept(ji,jj+1,jk) - fsdept(ji,jj,jk) ) * ze2vr * vmask(ji,jj,jk+kp) 193 zslope2 = zslope2 * zslope2 194 ah_wslp2(ji,jj+jp,jk+kp) = ah_wslp2(ji,jj+jp,jk+kp) & 195 & + zah * ( zbv * ze3wr / ( e1t(ji,jj+jp) * e2t(ji,jj+jp) ) ) * zslope2 196 IF( ln_traldf_gdia ) THEN 197 zaei_slp = fsaeiw(ji,jj+jp,jk) * zslope_skew ! fsaeit(ji,jj+jp,jk)*zslope_skew 198 psiy_eiv(ji,jj,jk+kp) = psiy_eiv(ji,jj,jk+kp) + 0.25_wp * zaei_slp 199 ENDIF 162 ! 163 DO jp = 0, 1 ! j-k triads 164 DO kp = 0, 1 165 DO jk = 1, jpkm1 166 DO jj = 1, jpjm1 167 DO ji = 1, fs_jpim1 168 ze3wr = 1.0_wp / fse3w(ji,jj+jp,jk+kp) 169 zbv = e1e2v(ji,jj) * fse3v(ji,jj,jk) 170 zah = 0.25_wp * pahv(ji,jj,jk) 171 zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) 172 ! Subtract s-coordinate slope at t-points to give slope rel to s surfaces 173 ! (do this by *adding* gradient of depth) 174 zslope2 = zslope_skew + ( fsdept(ji,jj+1,jk) - fsdept(ji,jj,jk) ) * r1_e2v(ji,jj) * vmask(ji,jj,jk+kp) 175 zslope2 = zslope2 * zslope2 176 ah_wslp2(ji,jj+jp,jk+kp) = ah_wslp2(ji,jj+jp,jk+kp) + zah * zbv * ze3wr * r1_e1e2t(ji,jj+jp) * zslope2 177 akz (ji,jj+jp,jk+kp) = akz (ji,jj+jp,jk+kp) + zah * r1_e2v(ji,jj) & 178 & * r1_e2v(ji,jj) * vmask(ji,jj,jk+kp) 179 ! 180 IF( ln_ldfeiv_dia ) zpsi_vw(ji,jj,jk+kp) = zpsi_vw(ji,jj,jk+kp) & 181 & + 0.25 * aeiv(ji,jj,jk) * e1v(ji,jj) * zslope_skew 182 END DO 200 183 END DO 201 184 END DO 202 185 END DO 203 186 END DO 204 END DO 205 ! 206 IF( iom_use("uoce_eiv") .OR. iom_use("voce_eiv") .OR. iom_use("woce_eiv") ) THEN 207 ! 208 IF( ln_traldf_gdia .AND. cdtype == 'TRA' ) THEN 209 CALL wrk_alloc( jpi , jpj , jpk , zw3d ) 210 DO jk=1,jpkm1 211 zw3d(:,:,jk) = (psix_eiv(:,:,jk+1) - psix_eiv(:,:,jk))/fse3u(:,:,jk) ! u_eiv = -dpsix/dz 212 END DO 213 zw3d(:,:,jpk) = 0._wp 214 CALL iom_put( "uoce_eiv", zw3d ) ! i-eiv current 215 216 DO jk=1,jpk-1 217 zw3d(:,:,jk) = (psiy_eiv(:,:,jk+1) - psiy_eiv(:,:,jk))/fse3v(:,:,jk) ! v_eiv = -dpsiy/dz 218 END DO 219 zw3d(:,:,jpk) = 0._wp 220 CALL iom_put( "voce_eiv", zw3d ) ! j-eiv current 221 222 DO jk=1,jpk-1 223 DO jj = 2, jpjm1 224 DO ji = fs_2, fs_jpim1 ! vector opt. 225 zw3d(ji,jj,jk) = (psiy_eiv(ji,jj,jk) - psiy_eiv(ji,jj-1,jk))/e2t(ji,jj) + & 226 & (psix_eiv(ji,jj,jk) - psix_eiv(ji-1,jj,jk))/e1t(ji,jj) ! w_eiv = dpsiy/dy + dpsiy/dx 227 END DO 228 END DO 229 END DO 230 zw3d(:,:,jpk) = 0._wp 231 CALL iom_put( "woce_eiv", zw3d ) ! vert. eiv current 232 CALL wrk_dealloc( jpi , jpj , jpk , zw3d ) 187 ! 188 IF( ln_traldf_msc ) THEN ! stabilizing vertical diffusivity coefficient 189 ! 190 IF( ln_traldf_blp ) THEN ! bilaplacian operator 191 DO jk = 2, jpkm1 192 DO jj = 1, jpjm1 193 DO ji = 1, fs_jpim1 194 akz(ji,jj,jk) = 16._wp * ah_wslp2(ji,jj,jk) & 195 & * ( akz(ji,jj,jk) + ah_wslp2(ji,jj,jk) / ( fse3w(ji,jj,jk) * fse3w(ji,jj,jk) ) ) 196 END DO 197 END DO 198 END DO 199 ELSEIF( ln_traldf_lap ) THEN ! laplacian operator 200 DO jk = 2, jpkm1 201 DO jj = 1, jpjm1 202 DO ji = 1, fs_jpim1 203 ze3w_2 = fse3w(ji,jj,jk) * fse3w(ji,jj,jk) 204 zcoef0 = z2dt * ( akz(ji,jj,jk) + ah_wslp2(ji,jj,jk) / ze3w_2 ) 205 akz(ji,jj,jk) = MAX( zcoef0 - 0.5_wp , 0._wp ) * ze3w_2 * z1_2dt 206 END DO 207 END DO 208 END DO 209 ENDIF 210 ! 211 ELSE ! 33 flux set to zero with akz=ah_wslp2 ==>> computed in full implicit 212 akz(:,:,:) = ah_wslp2(:,:,:) 233 213 ENDIF 234 214 ! 235 ENDIF 236 ! ! =========== 237 DO jn = 1, kjpt ! tracer loop 238 ! ! =========== 215 IF( ln_ldfeiv_dia .AND. cdtype == 'TRA' ) CALL ldf_eiv_dia( zpsi_uw, zpsi_vw ) 216 ! 217 ENDIF !== end 1st pass only ==! 218 ! 219 ! ! =========== 220 DO jn = 1, kjpt ! tracer loop 221 ! ! =========== 239 222 ! Zero fluxes for each tracer 223 !!gm this should probably be done outside the jn loop 240 224 ztfw(:,:,:) = 0._wp 241 225 zftu(:,:,:) = 0._wp 242 226 zftv(:,:,:) = 0._wp 243 227 ! 244 DO jk = 1, jpkm1 228 DO jk = 1, jpkm1 !== before lateral T & S gradients at T-level jk ==! 245 229 DO jj = 1, jpjm1 246 230 DO ji = 1, fs_jpim1 ! vector opt. … … 250 234 END DO 251 235 END DO 252 IF( ln_zps .and.l_grad_zps ) THEN ! partial steps: correction at the lastlevel253 DO jj = 1, jpjm1 254 DO ji = 1, jpim1236 IF( ln_zps .AND. l_grad_zps ) THEN ! partial steps: correction at top/bottom ocean level 237 DO jj = 1, jpjm1 ! bottom level 238 DO ji = 1, fs_jpim1 ! vector opt. 255 239 zdit(ji,jj,mbku(ji,jj)) = pgu(ji,jj,jn) 256 240 zdjt(ji,jj,mbkv(ji,jj)) = pgv(ji,jj,jn) 257 241 END DO 258 242 END DO 243 IF( ln_isfcav ) THEN ! top level (ocean cavities only) 244 DO jj = 1, jpjm1 245 DO ji = 1, fs_jpim1 ! vector opt. 246 IF( miku(ji,jj) > 1 ) zdit(ji,jj,miku(ji,jj) ) = pgui(ji,jj,jn) 247 IF( mikv(ji,jj) > 1 ) zdjt(ji,jj,mikv(ji,jj) ) = pgvi(ji,jj,jn) 248 END DO 249 END DO 250 ENDIF 259 251 ENDIF 260 252 … … 272 264 ELSE ; zdkt3d(:,:,0) = ( ptb(:,:,jk-1,jn) - ptb(:,:,jk,jn) ) * tmask(:,:,jk) 273 265 ENDIF 274 275 276 IF (ln_botmix_grif) THEN 266 ! 267 zaei_slp = 0._wp 268 ! 269 IF( ln_botmix_triad ) THEN 277 270 DO ip = 0, 1 !== Horizontal & vertical fluxes 278 271 DO kp = 0, 1 279 272 DO jj = 1, jpjm1 280 273 DO ji = 1, fs_jpim1 281 ze1ur = 1._wp / e1u(ji,jj) 274 ze1ur = r1_e1u(ji,jj) 275 zdxt = zdit(ji,jj,jk) * ze1ur 276 ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) 277 zdzt = zdkt3d(ji+ip,jj,kp) * ze3wr 278 zslope_skew = triadi_g(ji+ip,jj,jk,1-ip,kp) 279 zslope_iso = triadi (ji+ip,jj,jk,1-ip,kp) 280 281 zbu = 0.25_wp * e1e2u(ji,jj) * fse3u(ji,jj,jk) 282 ! ln_botmix_triad is .T. don't mask zah for bottom half cells !!gm ????? ahu is masked.... 283 zah = pahu(ji,jj,jk) 284 zah_slp = zah * zslope_iso 285 IF( ln_ldfeiv ) zaei_slp = aeiu(ji,jj,jk) * zslope_skew 286 zftu(ji ,jj,jk ) = zftu(ji ,jj,jk ) - ( zah * zdxt + (zah_slp - zaei_slp) * zdzt ) * zbu * ze1ur 287 ztfw(ji+ip,jj,jk+kp) = ztfw(ji+ip,jj,jk+kp) - ( zah_slp + zaei_slp) * zdxt * zbu * ze3wr 288 END DO 289 END DO 290 END DO 291 END DO 292 293 DO jp = 0, 1 294 DO kp = 0, 1 295 DO jj = 1, jpjm1 296 DO ji = 1, fs_jpim1 297 ze2vr = r1_e2v(ji,jj) 298 zdyt = zdjt(ji,jj,jk) * ze2vr 299 ze3wr = 1._wp / fse3w(ji,jj+jp,jk+kp) 300 zdzt = zdkt3d(ji,jj+jp,kp) * ze3wr 301 zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) 302 zslope_iso = triadj(ji,jj+jp,jk,1-jp,kp) 303 zbv = 0.25_wp * e1e2v(ji,jj) * fse3v(ji,jj,jk) 304 ! ln_botmix_triad is .T. don't mask zah for bottom half cells !!gm ????? ahv is masked... 305 zah = pahv(ji,jj,jk) 306 zah_slp = zah * zslope_iso 307 IF( ln_ldfeiv ) zaei_slp = aeiv(ji,jj,jk) * zslope_skew 308 zftv(ji,jj ,jk ) = zftv(ji,jj ,jk ) - ( zah * zdyt + (zah_slp - zaei_slp) * zdzt ) * zbv * ze2vr 309 ztfw(ji,jj+jp,jk+kp) = ztfw(ji,jj+jp,jk+kp) - ( zah_slp + zaei_slp ) * zdyt * zbv * ze3wr 310 END DO 311 END DO 312 END DO 313 END DO 314 315 ELSE 316 317 DO ip = 0, 1 !== Horizontal & vertical fluxes 318 DO kp = 0, 1 319 DO jj = 1, jpjm1 320 DO ji = 1, fs_jpim1 321 ze1ur = r1_e1u(ji,jj) 282 322 zdxt = zdit(ji,jj,jk) * ze1ur 283 323 ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) … … 286 326 zslope_iso = triadi(ji+ip,jj,jk,1-ip,kp) 287 327 288 zbu = 0.25_wp * e1 u(ji,jj) *e2u(ji,jj) * fse3u(ji,jj,jk)289 ! ln_botmix_ grif is .T. don'tmask zah for bottom half cells290 zah = fsahtu(ji,jj,jk) !*umask(ji,jj,jk+kp) !fsaht(ji+ip,jj,jk)===>> ????328 zbu = 0.25_wp * e1e2u(ji,jj) * fse3u(ji,jj,jk) 329 ! ln_botmix_triad is .F. mask zah for bottom half cells 330 zah = pahu(ji,jj,jk) * umask(ji,jj,jk+kp) ! pahu(ji+ip,jj,jk) ===>> ???? 291 331 zah_slp = zah * zslope_iso 292 zaei_slp = fsaeiw(ji+ip,jj,jk) * zslope_skew !fsaeit(ji+ip,jj,jk)*zslope_skew293 zftu(ji ,jj,jk) = zftu(ji,jj,jk) - ( zah * zdxt + (zah_slp - zaei_slp) * zdzt ) * zbu * ze1ur332 IF( ln_ldfeiv ) zaei_slp = aeiu(ji,jj,jk) * zslope_skew ! fsaeit(ji+ip,jj,jk)*zslope_skew 333 zftu(ji ,jj,jk ) = zftu(ji ,jj,jk ) - ( zah * zdxt + (zah_slp - zaei_slp) * zdzt ) * zbu * ze1ur 294 334 ztfw(ji+ip,jj,jk+kp) = ztfw(ji+ip,jj,jk+kp) - (zah_slp + zaei_slp) * zdxt * zbu * ze3wr 295 335 END DO … … 302 342 DO jj = 1, jpjm1 303 343 DO ji = 1, fs_jpim1 304 ze2vr = 1._wp /e2v(ji,jj)344 ze2vr = r1_e2v(ji,jj) 305 345 zdyt = zdjt(ji,jj,jk) * ze2vr 306 346 ze3wr = 1._wp / fse3w(ji,jj+jp,jk+kp) … … 308 348 zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) 309 349 zslope_iso = triadj(ji,jj+jp,jk,1-jp,kp) 310 zbv = 0.25_wp * e1 v(ji,jj) *e2v(ji,jj) * fse3v(ji,jj,jk)311 ! ln_botmix_ grif is .T. don'tmask zah for bottom half cells312 zah = fsahtv(ji,jj,jk) !*vmask(ji,jj,jk+kp) ! fsaht(ji,jj+jp,jk)350 zbv = 0.25_wp * e1e2v(ji,jj) * fse3v(ji,jj,jk) 351 ! ln_botmix_triad is .F. mask zah for bottom half cells 352 zah = pahv(ji,jj,jk) * vmask(ji,jj,jk+kp) ! pahv(ji,jj+jp,jk) ???? 313 353 zah_slp = zah * zslope_iso 314 zaei_slp = fsaeiw(ji,jj+jp,jk) * zslope_skew ! fsaeit(ji,jj+jp,jk)*zslope_skew354 IF( ln_ldfeiv ) zaei_slp = aeiv(ji,jj,jk) * zslope_skew ! fsaeit(ji,jj+jp,jk)*zslope_skew 315 355 zftv(ji,jj,jk) = zftv(ji,jj,jk) - ( zah * zdyt + (zah_slp - zaei_slp) * zdzt ) * zbv * ze2vr 316 356 ztfw(ji,jj+jp,jk+kp) = ztfw(ji,jj+jp,jk+kp) - (zah_slp + zaei_slp) * zdyt * zbv * ze3wr … … 319 359 END DO 320 360 END DO 321 ELSE 322 DO ip = 0, 1 !== Horizontal & vertical fluxes 323 DO kp = 0, 1 324 DO jj = 1, jpjm1 325 DO ji = 1, fs_jpim1 326 ze1ur = 1._wp / e1u(ji,jj) 327 zdxt = zdit(ji,jj,jk) * ze1ur 328 ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) 329 zdzt = zdkt3d(ji+ip,jj,kp) * ze3wr 330 zslope_skew = triadi_g(ji+ip,jj,jk,1-ip,kp) 331 zslope_iso = triadi(ji+ip,jj,jk,1-ip,kp) 332 333 zbu = 0.25_wp * e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) 334 ! ln_botmix_grif is .F. mask zah for bottom half cells 335 zah = fsahtu(ji,jj,jk) * umask(ji,jj,jk+kp) ! fsaht(ji+ip,jj,jk) ===>> ???? 336 zah_slp = zah * zslope_iso 337 zaei_slp = fsaeiw(ji+ip,jj,jk) * zslope_skew ! fsaeit(ji+ip,jj,jk)*zslope_skew 338 zftu(ji,jj,jk) = zftu(ji,jj,jk) - ( zah * zdxt + (zah_slp - zaei_slp) * zdzt ) * zbu * ze1ur 339 ztfw(ji+ip,jj,jk+kp) = ztfw(ji+ip,jj,jk+kp) - (zah_slp + zaei_slp) * zdxt * zbu * ze3wr 340 END DO 341 END DO 342 END DO 343 END DO 344 345 DO jp = 0, 1 346 DO kp = 0, 1 347 DO jj = 1, jpjm1 348 DO ji = 1, fs_jpim1 349 ze2vr = 1._wp / e2v(ji,jj) 350 zdyt = zdjt(ji,jj,jk) * ze2vr 351 ze3wr = 1._wp / fse3w(ji,jj+jp,jk+kp) 352 zdzt = zdkt3d(ji,jj+jp,kp) * ze3wr 353 zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) 354 zslope_iso = triadj(ji,jj+jp,jk,1-jp,kp) 355 zbv = 0.25_wp * e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) 356 ! ln_botmix_grif is .F. mask zah for bottom half cells 357 zah = fsahtv(ji,jj,jk) * vmask(ji,jj,jk+kp) ! fsaht(ji,jj+jp,jk) 358 zah_slp = zah * zslope_iso 359 zaei_slp = fsaeiw(ji,jj+jp,jk) * zslope_skew ! fsaeit(ji,jj+jp,jk)*zslope_skew 360 zftv(ji,jj,jk) = zftv(ji,jj,jk) - ( zah * zdyt + (zah_slp - zaei_slp) * zdzt ) * zbv * ze2vr 361 ztfw(ji,jj+jp,jk+kp) = ztfw(ji,jj+jp,jk+kp) - (zah_slp + zaei_slp) * zdyt * zbv * ze3wr 362 END DO 363 END DO 364 END DO 365 END DO 366 END IF 367 ! !== divergence and add to the general trend ==! 361 ENDIF 362 ! !== horizontal divergence and add to the general trend ==! 368 363 DO jj = 2 , jpjm1 369 364 DO ji = fs_2, fs_jpim1 ! vector opt. 370 zbtr = 1._wp / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) )371 pta(ji,jj,jk,jn) = pta(ji,jj,jk,jn) + zbtr * ( zftu(ji-1,jj,jk) - zftu(ji,jj,jk) &372 & + zftv(ji,jj-1,jk) - zftv(ji,jj,jk))365 pta(ji,jj,jk,jn) = pta(ji,jj,jk,jn) + zsign * ( zftu(ji-1,jj,jk) - zftu(ji,jj,jk) & 366 & + zftv(ji,jj-1,jk) - zftv(ji,jj,jk) ) & 367 & / ( e1e2t(ji,jj) * fse3t(ji,jj,jk) ) 373 368 END DO 374 369 END DO … … 376 371 END DO 377 372 ! 378 DO jk = 1, jpkm1 !== Divergence of vertical fluxes added to the general tracer trend 373 ! !== add the vertical 33 flux ==! 374 IF( ln_traldf_lap ) THEN ! laplacian case: eddy coef = ah_wslp2 - akz 375 DO jk = 2, jpkm1 376 DO jj = 1, jpjm1 377 DO ji = fs_2, fs_jpim1 378 ztfw(ji,jj,jk) = ztfw(ji,jj,jk) - e1e2t(ji,jj) / fse3w(ji,jj,jk) * tmask(ji,jj,jk) & 379 & * ( ah_wslp2(ji,jj,jk) - akz(ji,jj,jk) ) & 380 & * ( ptb(ji,jj,jk-1,jn) - ptb(ji,jj,jk,jn) ) 381 END DO 382 END DO 383 END DO 384 ELSE ! bilaplacian 385 SELECT CASE( kpass ) 386 CASE( 1 ) ! 1st pass : eddy coef = ah_wslp2 387 DO jk = 2, jpkm1 388 DO jj = 1, jpjm1 389 DO ji = fs_2, fs_jpim1 390 ztfw(ji,jj,jk) = ztfw(ji,jj,jk) - e1e2t(ji,jj) / fse3w(ji,jj,jk) * tmask(ji,jj,jk) & 391 & * ah_wslp2(ji,jj,jk) * ( ptb(ji,jj,jk-1,jn) - ptb(ji,jj,jk,jn) ) 392 END DO 393 END DO 394 END DO 395 CASE( 2 ) ! 2nd pass : eddy flux = ah_wslp2 and akz applied on ptb and ptbb gradients, resp. 396 DO jk = 2, jpkm1 397 DO jj = 1, jpjm1 398 DO ji = fs_2, fs_jpim1 399 ztfw(ji,jj,jk) = ztfw(ji,jj,jk) - e1e2t(ji,jj) / fse3w(ji,jj,jk) * tmask(ji,jj,jk) & 400 & * ( ah_wslp2(ji,jj,jk) * ( ptb (ji,jj,jk-1,jn) - ptb (ji,jj,jk,jn) ) & 401 & + akz (ji,jj,jk) * ( ptbb(ji,jj,jk-1,jn) - ptbb(ji,jj,jk,jn) ) ) 402 END DO 403 END DO 404 END DO 405 END SELECT 406 ENDIF 407 ! 408 DO jk = 1, jpkm1 !== Divergence of vertical fluxes added to pta ==! 379 409 DO jj = 2, jpjm1 380 410 DO ji = fs_2, fs_jpim1 ! vector opt. 381 pta(ji,jj,jk,jn) = pta(ji,jj,jk,jn) + ( ztfw(ji,jj,jk+1) - ztfw(ji,jj,jk) ) &382 & / ( e1t(ji,jj) *e2t(ji,jj) * fse3t(ji,jj,jk) )411 pta(ji,jj,jk,jn) = pta(ji,jj,jk,jn) + zsign * ( ztfw(ji,jj,jk+1) - ztfw(ji,jj,jk) ) & 412 & / ( e1e2t(ji,jj) * fse3t(ji,jj,jk) ) 383 413 END DO 384 414 END DO 385 415 END DO 386 416 ! 387 ! ! "Poleward" diffusive heat or salt transports (T-S case only) 388 IF( cdtype == 'TRA' .AND. ln_diaptr ) THEN 389 IF( jn == jp_tem) htr_ldf(:) = ptr_sj( zftv(:,:,:) ) ! 3.3 names 390 IF( jn == jp_sal) str_ldf(:) = ptr_sj( zftv(:,:,:) ) 391 ENDIF 392 393 IF( iom_use("udiff_heattr") .OR. iom_use("vdiff_heattr") ) THEN 394 ! 395 IF( cdtype == 'TRA' .AND. jn == jp_tem ) THEN 396 z2d(:,:) = 0._wp 397 DO jk = 1, jpkm1 398 DO jj = 2, jpjm1 399 DO ji = fs_2, fs_jpim1 ! vector opt. 400 z2d(ji,jj) = z2d(ji,jj) + zftu(ji,jj,jk) 401 END DO 402 END DO 403 END DO 404 z2d(:,:) = rau0_rcp * z2d(:,:) 405 CALL lbc_lnk( z2d, 'U', -1. ) 406 CALL iom_put( "udiff_heattr", z2d ) ! heat transport in i-direction 417 IF( ( kpass == 1 .AND. ln_traldf_lap ) .OR. & !== first pass only ( laplacian) ==! 418 ( kpass == 2 .AND. ln_traldf_blp ) ) THEN !== 2nd pass (bilaplacian) ==! 419 ! 420 ! ! "Poleward" diffusive heat or salt transports (T-S case only) 421 IF( cdtype == 'TRA' .AND. ln_diaptr ) THEN 422 IF( jn == jp_tem) htr_ldf(:) = ptr_sj( zftv(:,:,:) ) ! 3.3 names 423 IF( jn == jp_sal) str_ldf(:) = ptr_sj( zftv(:,:,:) ) 424 ENDIF 425 ! 426 IF( iom_use("udiff_heattr") .OR. iom_use("vdiff_heattr") ) THEN 427 ! 428 IF( cdtype == 'TRA' .AND. jn == jp_tem ) THEN 429 z2d(:,:) = zftu(ji,jj,1) 430 DO jk = 2, jpkm1 431 DO jj = 2, jpjm1 432 DO ji = fs_2, fs_jpim1 ! vector opt. 433 z2d(ji,jj) = z2d(ji,jj) + zftu(ji,jj,jk) 434 END DO 435 END DO 436 END DO 437 z2d(:,:) = rau0_rcp * z2d(:,:) 438 CALL lbc_lnk( z2d, 'U', -1. ) 439 CALL iom_put( "udiff_heattr", z2d ) ! heat i-transport 440 ! 441 z2d(:,:) = zftv(ji,jj,1) 442 DO jk = 2, jpkm1 443 DO jj = 2, jpjm1 444 DO ji = fs_2, fs_jpim1 ! vector opt. 445 z2d(ji,jj) = z2d(ji,jj) + zftv(ji,jj,jk) 446 END DO 447 END DO 448 END DO 449 z2d(:,:) = rau0_rcp * z2d(:,:) 450 CALL lbc_lnk( z2d, 'V', -1. ) 451 CALL iom_put( "vdiff_heattr", z2d ) ! heat j-transport 452 ENDIF 407 453 ! 408 z2d(:,:) = 0._wp 409 DO jk = 1, jpkm1 410 DO jj = 2, jpjm1 411 DO ji = fs_2, fs_jpim1 ! vector opt. 412 z2d(ji,jj) = z2d(ji,jj) + zftv(ji,jj,jk) 413 END DO 414 END DO 415 END DO 416 z2d(:,:) = rau0_rcp * z2d(:,:) 417 CALL lbc_lnk( z2d, 'V', -1. ) 418 CALL iom_put( "vdiff_heattr", z2d ) ! heat transport in i-direction 419 END IF 420 ! 421 ENDIF 422 ! 423 END DO 424 ! 425 CALL wrk_dealloc( jpi, jpj, z2d ) 426 CALL wrk_dealloc( jpi, jpj, jpk, zdit, zdjt, ztfw ) 427 ! 428 IF( nn_timing == 1 ) CALL timing_stop('tra_ldf_iso_grif') 429 ! 430 END SUBROUTINE tra_ldf_iso_grif 431 432 #else 433 !!---------------------------------------------------------------------- 434 !! default option : Dummy code NO rotation of the diffusive tensor 435 !!---------------------------------------------------------------------- 436 REAL, PUBLIC, DIMENSION(:,:,:), ALLOCATABLE, SAVE :: psix_eiv, psiy_eiv !: eiv stream function (diag only) 437 CONTAINS 438 SUBROUTINE tra_ldf_iso_grif( kt, kit000, cdtype, pgu, pgv, & 439 & ptb, pta, kjpt, pahtb0 ) 440 CHARACTER(len=3) :: cdtype 441 INTEGER :: kit000 ! first time step index 442 REAL, DIMENSION(:,:,:) :: pgu, pgv ! tracer gradient at pstep levels 443 REAL, DIMENSION(:,:,:,:) :: ptb, pta 444 WRITE(*,*) 'tra_ldf_iso_grif: You should not have seen this print! error?', kt, cdtype, & 445 & pgu(1,1,1), pgv(1,1,1), ptb(1,1,1,1), pta(1,1,1,1), kjpt, pahtb0 446 END SUBROUTINE tra_ldf_iso_grif 447 #endif 454 ENDIF 455 ! 456 ENDIF !== end pass selection ==! 457 ! 458 ! ! =============== 459 END DO ! end tracer loop 460 ! ! =============== 461 ! 462 CALL wrk_dealloc( jpi,jpj, z2d ) 463 CALL wrk_dealloc( jpi,jpj,jpk, zdit, zdjt, zftu, zftv, ztfw, zpsi_uw, zpsi_vw ) 464 ! 465 IF( nn_timing == 1 ) CALL timing_stop('tra_ldf_triad') 466 ! 467 END SUBROUTINE tra_ldf_triad 448 468 449 469 !!============================================================================== 450 END MODULE traldf_ iso_grif470 END MODULE traldf_triad
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