[2205] | 1 | MODULE traldf_iso_grif |
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[2371] | 2 | !!====================================================================== |
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[2205] | 3 | !! *** MODULE traldf_iso_grif *** |
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[2371] | 4 | !! Ocean tracers: horizontal component of the lateral tracer mixing trend |
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| 5 | !!====================================================================== |
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[3294] | 6 | !! History : 3.3 ! 2010-10 (G. Nurser, C. Harris, G. Madec) |
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[2371] | 7 | !! ! Griffies operator version adapted from traldf_iso.F90 |
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[2205] | 8 | !!---------------------------------------------------------------------- |
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| 9 | #if defined key_ldfslp || defined key_esopa |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! 'key_ldfslp' slope of the lateral diffusive direction |
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| 12 | !!---------------------------------------------------------------------- |
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[3294] | 13 | !! tra_ldf_iso_grif : update the tracer trend with the horizontal component |
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| 14 | !! of the Griffies iso-neutral laplacian operator |
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[2205] | 15 | !!---------------------------------------------------------------------- |
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| 16 | USE oce ! ocean dynamics and active tracers |
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| 17 | USE dom_oce ! ocean space and time domain |
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[2715] | 18 | USE phycst ! physical constants |
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[2454] | 19 | USE trc_oce ! share passive tracers/Ocean variables |
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| 20 | USE zdf_oce ! ocean vertical physics |
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[2205] | 21 | USE ldftra_oce ! ocean active tracers: lateral physics |
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| 22 | USE ldfslp ! iso-neutral slopes |
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| 23 | USE diaptr ! poleward transport diagnostics |
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[2454] | 24 | USE in_out_manager ! I/O manager |
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| 25 | USE iom ! I/O library |
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[2371] | 26 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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[2715] | 27 | USE lib_mpp ! MPP library |
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[3294] | 28 | USE wrk_nemo ! Memory Allocation |
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| 29 | USE timing ! Timing |
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[2205] | 30 | |
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[3294] | 31 | |
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[2205] | 32 | IMPLICIT NONE |
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| 33 | PRIVATE |
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| 34 | |
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[2715] | 35 | PUBLIC tra_ldf_iso_grif ! routine called by traldf.F90 |
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[2205] | 36 | |
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[2715] | 37 | REAL(wp), PUBLIC, DIMENSION(:,:,:), ALLOCATABLE, SAVE :: psix_eiv, psiy_eiv !: eiv stream function (diag only) |
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| 38 | REAL(wp), PUBLIC, DIMENSION(:,:,:), ALLOCATABLE, SAVE :: ah_wslp2 !: aeiv*w-slope^2 |
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[3294] | 39 | REAL(wp), DIMENSION(:,:,:), ALLOCATABLE, SAVE :: zdkt3d !: vertical tracer gradient at 2 levels |
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[2371] | 40 | |
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[2205] | 41 | !! * Substitutions |
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| 42 | # include "domzgr_substitute.h90" |
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| 43 | # include "ldftra_substitute.h90" |
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[2371] | 44 | # include "vectopt_loop_substitute.h90" |
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[2205] | 45 | # include "ldfeiv_substitute.h90" |
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| 46 | !!---------------------------------------------------------------------- |
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[2287] | 47 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 48 | !! $Id$ |
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[2399] | 49 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[2205] | 50 | !!---------------------------------------------------------------------- |
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| 51 | CONTAINS |
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| 52 | |
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[3294] | 53 | SUBROUTINE tra_ldf_iso_grif( kt, kit000, cdtype, pgu, pgv, & |
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[2399] | 54 | & ptb, pta, kjpt, pahtb0 ) |
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[2450] | 55 | !!---------------------------------------------------------------------- |
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| 56 | !! *** ROUTINE tra_ldf_iso_grif *** |
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| 57 | !! |
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[3294] | 58 | !! ** Purpose : Compute the before horizontal tracer (t & s) diffusive |
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| 59 | !! trend for a laplacian tensor (ezxcept the dz[ dz[.] ] term) and |
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[2450] | 60 | !! add it to the general trend of tracer equation. |
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| 61 | !! |
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[3294] | 62 | !! ** Method : The horizontal component of the lateral diffusive trends |
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[2450] | 63 | !! is provided by a 2nd order operator rotated along neural or geopo- |
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| 64 | !! tential surfaces to which an eddy induced advection can be added |
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| 65 | !! It is computed using before fields (forward in time) and isopyc- |
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| 66 | !! nal or geopotential slopes computed in routine ldfslp. |
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| 67 | !! |
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| 68 | !! 1st part : masked horizontal derivative of T ( di[ t ] ) |
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| 69 | !! ======== with partial cell update if ln_zps=T. |
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| 70 | !! |
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| 71 | !! 2nd part : horizontal fluxes of the lateral mixing operator |
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[3294] | 72 | !! ======== |
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[2450] | 73 | !! zftu = (aht+ahtb0) e2u*e3u/e1u di[ tb ] |
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| 74 | !! - aht e2u*uslp dk[ mi(mk(tb)) ] |
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| 75 | !! zftv = (aht+ahtb0) e1v*e3v/e2v dj[ tb ] |
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| 76 | !! - aht e2u*vslp dk[ mj(mk(tb)) ] |
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| 77 | !! take the horizontal divergence of the fluxes: |
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| 78 | !! difft = 1/(e1t*e2t*e3t) { di-1[ zftu ] + dj-1[ zftv ] } |
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| 79 | !! Add this trend to the general trend (ta,sa): |
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| 80 | !! ta = ta + difft |
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| 81 | !! |
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| 82 | !! 3rd part: vertical trends of the lateral mixing operator |
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| 83 | !! ======== (excluding the vertical flux proportional to dk[t] ) |
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| 84 | !! vertical fluxes associated with the rotated lateral mixing: |
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| 85 | !! zftw =-aht { e2t*wslpi di[ mi(mk(tb)) ] |
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| 86 | !! + e1t*wslpj dj[ mj(mk(tb)) ] } |
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| 87 | !! take the horizontal divergence of the fluxes: |
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| 88 | !! difft = 1/(e1t*e2t*e3t) dk[ zftw ] |
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| 89 | !! Add this trend to the general trend (ta,sa): |
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| 90 | !! pta = pta + difft |
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| 91 | !! |
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| 92 | !! ** Action : Update pta arrays with the before rotated diffusion |
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| 93 | !!---------------------------------------------------------------------- |
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[2715] | 94 | USE oce , ONLY: zftu => ua , zftv => va ! (ua,va) used as 3D workspace |
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| 95 | ! |
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[2450] | 96 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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[3294] | 97 | INTEGER , INTENT(in ) :: kit000 ! first time step index |
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[2450] | 98 | CHARACTER(len=3) , INTENT(in ) :: cdtype ! =TRA or TRC (tracer indicator) |
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| 99 | INTEGER , INTENT(in ) :: kjpt ! number of tracers |
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| 100 | REAL(wp), DIMENSION(jpi,jpj ,kjpt), INTENT(in ) :: pgu, pgv ! tracer gradient at pstep levels |
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| 101 | REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt), INTENT(in ) :: ptb ! before and now tracer fields |
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[3294] | 102 | REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt), INTENT(inout) :: pta ! tracer trend |
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[2450] | 103 | REAL(wp) , INTENT(in ) :: pahtb0 ! background diffusion coef |
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[2715] | 104 | ! |
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[2450] | 105 | INTEGER :: ji, jj, jk,jn ! dummy loop indices |
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| 106 | INTEGER :: ip,jp,kp ! dummy loop indices |
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| 107 | INTEGER :: ierr ! temporary integer |
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| 108 | REAL(wp) :: zmsku, zabe1, zcof1, zcoef3 ! local scalars |
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| 109 | REAL(wp) :: zmskv, zabe2, zcof2, zcoef4 ! - - |
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| 110 | REAL(wp) :: zcoef0, zbtr ! - - |
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[2371] | 111 | ! |
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[2454] | 112 | REAL(wp) :: zslope_skew, zslope_iso, zslope2, zbu, zbv |
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| 113 | REAL(wp) :: ze1ur, zdxt, ze2vr, ze3wr, zdyt, zdzt |
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| 114 | REAL(wp) :: zah, zah_slp, zaei_slp |
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[3294] | 115 | REAL(wp), POINTER, DIMENSION(:,: ) :: z2d |
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| 116 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zdit, zdjt, ztfw |
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| 117 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zw3d ! 3D workspace |
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[2205] | 118 | !!---------------------------------------------------------------------- |
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[3294] | 119 | ! |
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| 120 | IF( nn_timing == 1 ) CALL timing_start('tra_ldf_iso_grif') |
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| 121 | ! |
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| 122 | CALL wrk_alloc( jpi, jpj, z2d ) |
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| 123 | CALL wrk_alloc( jpi, jpj, jpk, zdit, zdjt, ztfw ) |
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| 124 | ! |
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[2205] | 125 | |
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[3294] | 126 | IF( kt == kit000 .AND. .NOT.ALLOCATED(ah_wslp2) ) THEN |
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[2450] | 127 | IF(lwp) WRITE(numout,*) |
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| 128 | IF(lwp) WRITE(numout,*) 'tra_ldf_iso_grif : rotated laplacian diffusion operator on ', cdtype |
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| 129 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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[3294] | 130 | ALLOCATE( ah_wslp2(jpi,jpj,jpk) , zdkt3d(jpi,jpj,0:1), STAT=ierr ) |
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[2715] | 131 | IF( lk_mpp ) CALL mpp_sum ( ierr ) |
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| 132 | IF( ierr > 0 ) CALL ctl_stop('STOP', 'tra_ldf_iso_grif: unable to allocate arrays') |
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[2450] | 133 | IF( ln_traldf_gdia ) THEN |
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[3294] | 134 | IF (.NOT. ALLOCATED(psix_eiv))THEN |
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| 135 | ALLOCATE( psix_eiv(jpi,jpj,jpk) , psiy_eiv(jpi,jpj,jpk) , STAT=ierr ) |
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| 136 | IF( lk_mpp ) CALL mpp_sum ( ierr ) |
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| 137 | IF( ierr > 0 ) CALL ctl_stop('STOP', 'tra_ldf_iso_grif: unable to allocate diagnostics') |
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| 138 | ENDIF |
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[2450] | 139 | ENDIF |
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| 140 | ENDIF |
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[2371] | 141 | |
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[2205] | 142 | !!---------------------------------------------------------------------- |
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[3294] | 143 | !! 0 - calculate ah_wslp2, psix_eiv, psiy_eiv |
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[2371] | 144 | !!---------------------------------------------------------------------- |
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[2205] | 145 | |
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[3294] | 146 | !!gm Future development: consider using Ah defined at T-points and attached to the 4 t-point triads |
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[2205] | 147 | |
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[2454] | 148 | ah_wslp2(:,:,:) = 0._wp |
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[2450] | 149 | IF( ln_traldf_gdia ) THEN |
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[2454] | 150 | psix_eiv(:,:,:) = 0._wp |
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| 151 | psiy_eiv(:,:,:) = 0._wp |
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[2450] | 152 | ENDIF |
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[2205] | 153 | |
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[2454] | 154 | DO ip = 0, 1 |
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| 155 | DO kp = 0, 1 |
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| 156 | DO jk = 1, jpkm1 |
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| 157 | DO jj = 1, jpjm1 |
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| 158 | DO ji = 1, fs_jpim1 |
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[3294] | 159 | ze1ur = 1._wp / e1u(ji,jj) |
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[2454] | 160 | ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) |
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| 161 | zbu = 0.25_wp * e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) |
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[3294] | 162 | zah = fsahtu(ji,jj,jk) ! fsaht(ji+ip,jj,jk) |
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[2450] | 163 | zslope_skew = triadi_g(ji+ip,jj,jk,1-ip,kp) |
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[3294] | 164 | ! Subtract s-coordinate slope at t-points to give slope rel to s surfaces |
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| 165 | ! (do this by *adding* gradient of depth) |
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| 166 | zslope2 = zslope_skew + ( fsdept(ji+1,jj,jk) - fsdept(ji ,jj ,jk) ) * ze1ur * umask(ji,jj,jk+kp) |
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[2454] | 167 | zslope2 = zslope2 *zslope2 |
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| 168 | ah_wslp2(ji+ip,jj,jk+kp) = ah_wslp2(ji+ip,jj,jk+kp) & |
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[2456] | 169 | & + zah * ( zbu * ze3wr / ( e1t(ji+ip,jj) * e2t(ji+ip,jj) ) ) * zslope2 |
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[2450] | 170 | IF( ln_traldf_gdia ) THEN |
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[3294] | 171 | zaei_slp = fsaeiw(ji+ip,jj,jk) * zslope_skew ! fsaeit(ji+ip,jj,jk)*zslope_skew |
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[2454] | 172 | psix_eiv(ji,jj,jk+kp) = psix_eiv(ji,jj,jk+kp) + 0.25_wp * zaei_slp |
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[2450] | 173 | ENDIF |
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| 174 | END DO |
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| 175 | END DO |
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| 176 | END DO |
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| 177 | END DO |
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| 178 | END DO |
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| 179 | ! |
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[2454] | 180 | DO jp = 0, 1 |
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| 181 | DO kp = 0, 1 |
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| 182 | DO jk = 1, jpkm1 |
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| 183 | DO jj = 1, jpjm1 |
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[2450] | 184 | DO ji=1,fs_jpim1 |
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[3294] | 185 | ze2vr = 1._wp / e2v(ji,jj) |
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[2454] | 186 | ze3wr = 1.0_wp / fse3w(ji,jj+jp,jk+kp) |
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| 187 | zbv = 0.25_wp * e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) |
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[3294] | 188 | zah = fsahtv(ji,jj,jk) ! fsaht(ji,jj+jp,jk) |
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[2450] | 189 | zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) |
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[3294] | 190 | ! Subtract s-coordinate slope at t-points to give slope rel to s surfaces |
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| 191 | ! (do this by *adding* gradient of depth) |
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| 192 | zslope2 = zslope_skew + ( fsdept(ji,jj+1,jk) - fsdept(ji,jj,jk) ) * ze2vr * vmask(ji,jj,jk+kp) |
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[2454] | 193 | zslope2 = zslope2 * zslope2 |
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| 194 | ah_wslp2(ji,jj+jp,jk+kp) = ah_wslp2(ji,jj+jp,jk+kp) & |
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| 195 | & + zah * ( zbv * ze3wr / ( e1t(ji,jj+jp) * e2t(ji,jj+jp) ) ) * zslope2 |
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[2450] | 196 | IF( ln_traldf_gdia ) THEN |
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[3294] | 197 | zaei_slp = fsaeiw(ji,jj+jp,jk) * zslope_skew ! fsaeit(ji,jj+jp,jk)*zslope_skew |
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[2454] | 198 | psiy_eiv(ji,jj,jk+kp) = psiy_eiv(ji,jj,jk+kp) + 0.25_wp * zaei_slp |
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[2450] | 199 | ENDIF |
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| 200 | END DO |
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| 201 | END DO |
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| 202 | END DO |
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| 203 | END DO |
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[2205] | 204 | END DO |
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[2371] | 205 | ! |
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[5147] | 206 | IF( iom_use("uoce_eiv") .OR. iom_use("voce_eiv") .OR. iom_use("woce_eiv") ) THEN |
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| 207 | ! |
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| 208 | IF( ln_traldf_gdia .AND. cdtype == 'TRA' ) THEN |
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| 209 | CALL wrk_alloc( jpi , jpj , jpk , zw3d ) |
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| 210 | DO jk=1,jpkm1 |
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| 211 | zw3d(:,:,jk) = (psix_eiv(:,:,jk+1) - psix_eiv(:,:,jk))/fse3u(:,:,jk) ! u_eiv = -dpsix/dz |
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| 212 | END DO |
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| 213 | zw3d(:,:,jpk) = 0._wp |
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| 214 | CALL iom_put( "uoce_eiv", zw3d ) ! i-eiv current |
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[3294] | 215 | |
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[5147] | 216 | DO jk=1,jpk-1 |
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| 217 | zw3d(:,:,jk) = (psiy_eiv(:,:,jk+1) - psiy_eiv(:,:,jk))/fse3v(:,:,jk) ! v_eiv = -dpsiy/dz |
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| 218 | END DO |
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| 219 | zw3d(:,:,jpk) = 0._wp |
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| 220 | CALL iom_put( "voce_eiv", zw3d ) ! j-eiv current |
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[3294] | 221 | |
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[5147] | 222 | DO jk=1,jpk-1 |
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| 223 | DO jj = 2, jpjm1 |
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| 224 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 225 | zw3d(ji,jj,jk) = (psiy_eiv(ji,jj,jk) - psiy_eiv(ji,jj-1,jk))/e2t(ji,jj) + & |
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| 226 | & (psix_eiv(ji,jj,jk) - psix_eiv(ji-1,jj,jk))/e1t(ji,jj) ! w_eiv = dpsiy/dy + dpsiy/dx |
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| 227 | END DO |
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[3294] | 228 | END DO |
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| 229 | END DO |
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[5147] | 230 | zw3d(:,:,jpk) = 0._wp |
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| 231 | CALL iom_put( "woce_eiv", zw3d ) ! vert. eiv current |
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| 232 | CALL wrk_dealloc( jpi , jpj , jpk , zw3d ) |
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| 233 | ENDIF |
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| 234 | ! |
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[3294] | 235 | ENDIF |
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[2371] | 236 | ! ! =========== |
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| 237 | DO jn = 1, kjpt ! tracer loop |
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| 238 | ! ! =========== |
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| 239 | ! Zero fluxes for each tracer |
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| 240 | ztfw(:,:,:) = 0._wp |
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| 241 | zftu(:,:,:) = 0._wp |
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| 242 | zftv(:,:,:) = 0._wp |
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[3294] | 243 | ! |
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[2371] | 244 | DO jk = 1, jpkm1 !== before lateral T & S gradients at T-level jk ==! |
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| 245 | DO jj = 1, jpjm1 |
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| 246 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 247 | zdit(ji,jj,jk) = ( ptb(ji+1,jj ,jk,jn) - ptb(ji,jj,jk,jn) ) * umask(ji,jj,jk) |
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| 248 | zdjt(ji,jj,jk) = ( ptb(ji ,jj+1,jk,jn) - ptb(ji,jj,jk,jn) ) * vmask(ji,jj,jk) |
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| 249 | END DO |
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[2205] | 250 | END DO |
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| 251 | END DO |
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[3294] | 252 | IF( ln_zps.and.l_grad_zps ) THEN ! partial steps: correction at the last level |
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[2371] | 253 | DO jj = 1, jpjm1 |
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| 254 | DO ji = 1, jpim1 |
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[3294] | 255 | zdit(ji,jj,mbku(ji,jj)) = pgu(ji,jj,jn) |
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| 256 | zdjt(ji,jj,mbkv(ji,jj)) = pgv(ji,jj,jn) |
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[2371] | 257 | END DO |
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| 258 | END DO |
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| 259 | ENDIF |
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[2205] | 260 | |
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[2371] | 261 | !!---------------------------------------------------------------------- |
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| 262 | !! II - horizontal trend (full) |
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| 263 | !!---------------------------------------------------------------------- |
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| 264 | ! |
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| 265 | DO jk = 1, jpkm1 |
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| 266 | ! |
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| 267 | ! !== Vertical tracer gradient at level jk and jk+1 |
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[3294] | 268 | zdkt3d(:,:,1) = ( ptb(:,:,jk,jn) - ptb(:,:,jk+1,jn) ) * tmask(:,:,jk+1) |
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[2371] | 269 | ! |
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[3294] | 270 | ! ! surface boundary condition: zdkt3d(jk=0)=zdkt3d(jk=1) |
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| 271 | IF( jk == 1 ) THEN ; zdkt3d(:,:,0) = zdkt3d(:,:,1) |
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| 272 | ELSE ; zdkt3d(:,:,0) = ( ptb(:,:,jk-1,jn) - ptb(:,:,jk,jn) ) * tmask(:,:,jk) |
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[2371] | 273 | ENDIF |
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[2205] | 274 | |
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| 275 | |
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[3294] | 276 | IF (ln_botmix_grif) THEN |
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| 277 | DO ip = 0, 1 !== Horizontal & vertical fluxes |
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| 278 | DO kp = 0, 1 |
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| 279 | DO jj = 1, jpjm1 |
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| 280 | DO ji = 1, fs_jpim1 |
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| 281 | ze1ur = 1._wp / e1u(ji,jj) |
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| 282 | zdxt = zdit(ji,jj,jk) * ze1ur |
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| 283 | ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) |
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| 284 | zdzt = zdkt3d(ji+ip,jj,kp) * ze3wr |
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| 285 | zslope_skew = triadi_g(ji+ip,jj,jk,1-ip,kp) |
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| 286 | zslope_iso = triadi(ji+ip,jj,jk,1-ip,kp) |
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[2205] | 287 | |
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[3294] | 288 | zbu = 0.25_wp * e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) |
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| 289 | ! ln_botmix_grif is .T. don't mask zah for bottom half cells |
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| 290 | zah = fsahtu(ji,jj,jk) !*umask(ji,jj,jk+kp) !fsaht(ji+ip,jj,jk) ===>> ???? |
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| 291 | zah_slp = zah * zslope_iso |
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| 292 | zaei_slp = fsaeiw(ji+ip,jj,jk) * zslope_skew !fsaeit(ji+ip,jj,jk)*zslope_skew |
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| 293 | zftu(ji,jj,jk) = zftu(ji,jj,jk) - ( zah * zdxt + (zah_slp - zaei_slp) * zdzt ) * zbu * ze1ur |
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| 294 | ztfw(ji+ip,jj,jk+kp) = ztfw(ji+ip,jj,jk+kp) - (zah_slp + zaei_slp) * zdxt * zbu * ze3wr |
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| 295 | END DO |
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[2371] | 296 | END DO |
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| 297 | END DO |
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| 298 | END DO |
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[2205] | 299 | |
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[3294] | 300 | DO jp = 0, 1 |
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| 301 | DO kp = 0, 1 |
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| 302 | DO jj = 1, jpjm1 |
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| 303 | DO ji = 1, fs_jpim1 |
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| 304 | ze2vr = 1._wp / e2v(ji,jj) |
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| 305 | zdyt = zdjt(ji,jj,jk) * ze2vr |
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| 306 | ze3wr = 1._wp / fse3w(ji,jj+jp,jk+kp) |
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| 307 | zdzt = zdkt3d(ji,jj+jp,kp) * ze3wr |
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| 308 | zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) |
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| 309 | zslope_iso = triadj(ji,jj+jp,jk,1-jp,kp) |
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| 310 | zbv = 0.25_wp * e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) |
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| 311 | ! ln_botmix_grif is .T. don't mask zah for bottom half cells |
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| 312 | zah = fsahtv(ji,jj,jk) !*vmask(ji,jj,jk+kp) ! fsaht(ji,jj+jp,jk) |
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| 313 | zah_slp = zah * zslope_iso |
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| 314 | zaei_slp = fsaeiw(ji,jj+jp,jk) * zslope_skew ! fsaeit(ji,jj+jp,jk)*zslope_skew |
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| 315 | zftv(ji,jj,jk) = zftv(ji,jj,jk) - ( zah * zdyt + (zah_slp - zaei_slp) * zdzt ) * zbv * ze2vr |
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| 316 | ztfw(ji,jj+jp,jk+kp) = ztfw(ji,jj+jp,jk+kp) - (zah_slp + zaei_slp) * zdyt * zbv * ze3wr |
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| 317 | END DO |
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[2371] | 318 | END DO |
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| 319 | END DO |
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| 320 | END DO |
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[3294] | 321 | ELSE |
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| 322 | DO ip = 0, 1 !== Horizontal & vertical fluxes |
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| 323 | DO kp = 0, 1 |
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| 324 | DO jj = 1, jpjm1 |
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| 325 | DO ji = 1, fs_jpim1 |
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| 326 | ze1ur = 1._wp / e1u(ji,jj) |
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| 327 | zdxt = zdit(ji,jj,jk) * ze1ur |
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| 328 | ze3wr = 1._wp / fse3w(ji+ip,jj,jk+kp) |
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| 329 | zdzt = zdkt3d(ji+ip,jj,kp) * ze3wr |
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| 330 | zslope_skew = triadi_g(ji+ip,jj,jk,1-ip,kp) |
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| 331 | zslope_iso = triadi(ji+ip,jj,jk,1-ip,kp) |
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[2205] | 332 | |
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[3294] | 333 | zbu = 0.25_wp * e1u(ji,jj) * e2u(ji,jj) * fse3u(ji,jj,jk) |
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| 334 | ! ln_botmix_grif is .F. mask zah for bottom half cells |
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| 335 | zah = fsahtu(ji,jj,jk) * umask(ji,jj,jk+kp) ! fsaht(ji+ip,jj,jk) ===>> ???? |
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| 336 | zah_slp = zah * zslope_iso |
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| 337 | zaei_slp = fsaeiw(ji+ip,jj,jk) * zslope_skew ! fsaeit(ji+ip,jj,jk)*zslope_skew |
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| 338 | zftu(ji,jj,jk) = zftu(ji,jj,jk) - ( zah * zdxt + (zah_slp - zaei_slp) * zdzt ) * zbu * ze1ur |
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| 339 | ztfw(ji+ip,jj,jk+kp) = ztfw(ji+ip,jj,jk+kp) - (zah_slp + zaei_slp) * zdxt * zbu * ze3wr |
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| 340 | END DO |
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| 341 | END DO |
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| 342 | END DO |
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| 343 | END DO |
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| 344 | |
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| 345 | DO jp = 0, 1 |
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| 346 | DO kp = 0, 1 |
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| 347 | DO jj = 1, jpjm1 |
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| 348 | DO ji = 1, fs_jpim1 |
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| 349 | ze2vr = 1._wp / e2v(ji,jj) |
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| 350 | zdyt = zdjt(ji,jj,jk) * ze2vr |
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| 351 | ze3wr = 1._wp / fse3w(ji,jj+jp,jk+kp) |
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| 352 | zdzt = zdkt3d(ji,jj+jp,kp) * ze3wr |
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| 353 | zslope_skew = triadj_g(ji,jj+jp,jk,1-jp,kp) |
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| 354 | zslope_iso = triadj(ji,jj+jp,jk,1-jp,kp) |
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| 355 | zbv = 0.25_wp * e1v(ji,jj) * e2v(ji,jj) * fse3v(ji,jj,jk) |
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| 356 | ! ln_botmix_grif is .F. mask zah for bottom half cells |
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| 357 | zah = fsahtv(ji,jj,jk) * vmask(ji,jj,jk+kp) ! fsaht(ji,jj+jp,jk) |
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| 358 | zah_slp = zah * zslope_iso |
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| 359 | zaei_slp = fsaeiw(ji,jj+jp,jk) * zslope_skew ! fsaeit(ji,jj+jp,jk)*zslope_skew |
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| 360 | zftv(ji,jj,jk) = zftv(ji,jj,jk) - ( zah * zdyt + (zah_slp - zaei_slp) * zdzt ) * zbv * ze2vr |
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| 361 | ztfw(ji,jj+jp,jk+kp) = ztfw(ji,jj+jp,jk+kp) - (zah_slp + zaei_slp) * zdyt * zbv * ze3wr |
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| 362 | END DO |
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| 363 | END DO |
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| 364 | END DO |
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| 365 | END DO |
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| 366 | END IF |
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| 367 | ! !== divergence and add to the general trend ==! |
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[2450] | 368 | DO jj = 2 , jpjm1 |
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[3294] | 369 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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[2450] | 370 | zbtr = 1._wp / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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| 371 | pta(ji,jj,jk,jn) = pta(ji,jj,jk,jn) + zbtr * ( zftu(ji-1,jj,jk) - zftu(ji,jj,jk) & |
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| 372 | & + zftv(ji,jj-1,jk) - zftv(ji,jj,jk) ) |
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| 373 | END DO |
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| 374 | END DO |
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| 375 | ! |
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| 376 | END DO |
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| 377 | ! |
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[3294] | 378 | DO jk = 1, jpkm1 !== Divergence of vertical fluxes added to the general tracer trend |
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[2450] | 379 | DO jj = 2, jpjm1 |
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[3294] | 380 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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[2450] | 381 | pta(ji,jj,jk,jn) = pta(ji,jj,jk,jn) + ( ztfw(ji,jj,jk+1) - ztfw(ji,jj,jk) ) & |
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| 382 | & / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) |
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| 383 | END DO |
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| 384 | END DO |
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| 385 | END DO |
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| 386 | ! |
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[3294] | 387 | ! ! "Poleward" diffusive heat or salt transports (T-S case only) |
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[7494] | 388 | IF( cdtype == 'TRA' .AND. ln_diaptr ) CALL dia_ptr_ohst_components( jn, 'ldf', zftv(:,:,:) ) |
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[2205] | 389 | |
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[5147] | 390 | IF( iom_use("udiff_heattr") .OR. iom_use("vdiff_heattr") ) THEN |
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| 391 | ! |
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| 392 | IF( cdtype == 'TRA' .AND. jn == jp_tem ) THEN |
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| 393 | z2d(:,:) = 0._wp |
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| 394 | DO jk = 1, jpkm1 |
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| 395 | DO jj = 2, jpjm1 |
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| 396 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 397 | z2d(ji,jj) = z2d(ji,jj) + zftu(ji,jj,jk) |
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| 398 | END DO |
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[2450] | 399 | END DO |
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| 400 | END DO |
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[5147] | 401 | z2d(:,:) = rau0_rcp * z2d(:,:) |
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| 402 | CALL lbc_lnk( z2d, 'U', -1. ) |
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| 403 | CALL iom_put( "udiff_heattr", z2d ) ! heat transport in i-direction |
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| 404 | ! |
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| 405 | z2d(:,:) = 0._wp |
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| 406 | DO jk = 1, jpkm1 |
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| 407 | DO jj = 2, jpjm1 |
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| 408 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 409 | z2d(ji,jj) = z2d(ji,jj) + zftv(ji,jj,jk) |
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| 410 | END DO |
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[2450] | 411 | END DO |
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| 412 | END DO |
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[5147] | 413 | z2d(:,:) = rau0_rcp * z2d(:,:) |
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| 414 | CALL lbc_lnk( z2d, 'V', -1. ) |
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| 415 | CALL iom_put( "vdiff_heattr", z2d ) ! heat transport in i-direction |
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| 416 | END IF |
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| 417 | ! |
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| 418 | ENDIF |
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[2450] | 419 | ! |
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| 420 | END DO |
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| 421 | ! |
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[3294] | 422 | CALL wrk_dealloc( jpi, jpj, z2d ) |
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| 423 | CALL wrk_dealloc( jpi, jpj, jpk, zdit, zdjt, ztfw ) |
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[2715] | 424 | ! |
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[3294] | 425 | IF( nn_timing == 1 ) CALL timing_stop('tra_ldf_iso_grif') |
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| 426 | ! |
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[2371] | 427 | END SUBROUTINE tra_ldf_iso_grif |
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| 428 | |
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[2205] | 429 | #else |
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| 430 | !!---------------------------------------------------------------------- |
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| 431 | !! default option : Dummy code NO rotation of the diffusive tensor |
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| 432 | !!---------------------------------------------------------------------- |
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[3294] | 433 | REAL, PUBLIC, DIMENSION(:,:,:), ALLOCATABLE, SAVE :: psix_eiv, psiy_eiv !: eiv stream function (diag only) |
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[2205] | 434 | CONTAINS |
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[3294] | 435 | SUBROUTINE tra_ldf_iso_grif( kt, kit000, cdtype, pgu, pgv, & |
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| 436 | & ptb, pta, kjpt, pahtb0 ) |
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[2454] | 437 | CHARACTER(len=3) :: cdtype |
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[3294] | 438 | INTEGER :: kit000 ! first time step index |
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[2454] | 439 | REAL, DIMENSION(:,:,:) :: pgu, pgv ! tracer gradient at pstep levels |
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| 440 | REAL, DIMENSION(:,:,:,:) :: ptb, pta |
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| 441 | WRITE(*,*) 'tra_ldf_iso_grif: You should not have seen this print! error?', kt, cdtype, & |
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| 442 | & pgu(1,1,1), pgv(1,1,1), ptb(1,1,1,1), pta(1,1,1,1), kjpt, pahtb0 |
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[2205] | 443 | END SUBROUTINE tra_ldf_iso_grif |
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| 444 | #endif |
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| 445 | |
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| 446 | !!============================================================================== |
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| 447 | END MODULE traldf_iso_grif |
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