[458] | 1 | MODULE traadv_eiv |
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[503] | 2 | !!====================================================================== |
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[458] | 3 | !! *** MODULE traadv_eiv *** |
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[2528] | 4 | !! Ocean tracers: advection trend - eddy induced velocity |
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[503] | 5 | !!====================================================================== |
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[2528] | 6 | !! History : 1.0 ! 2005-11 (G. Madec) Original code, from traldf and zdf _iso |
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| 7 | !! 3.3 ! 2010-05 (C. Ethe, G. Madec) merge TRC-TRA |
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[458] | 8 | !!---------------------------------------------------------------------- |
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| 9 | #if defined key_traldf_eiv || defined key_esopa |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! 'key_traldf_eiv' rotation of the lateral mixing tensor |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! tra_ldf_iso : update the tracer trend with the horizontal component |
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| 14 | !! of iso neutral laplacian operator or horizontal |
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| 15 | !! laplacian operator in s-coordinate |
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| 16 | !!---------------------------------------------------------------------- |
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| 17 | USE oce ! ocean dynamics and tracers variables |
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| 18 | USE dom_oce ! ocean space and time domain variables |
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| 19 | USE ldftra_oce ! ocean active tracers: lateral physics |
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| 20 | USE ldfslp ! iso-neutral slopes |
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| 21 | USE in_out_manager ! I/O manager |
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[1482] | 22 | USE iom |
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[2528] | 23 | USE trc_oce ! share passive tracers/Ocean variables |
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[1756] | 24 | # if defined key_diaeiv |
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| 25 | USE phycst ! physical constants |
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| 26 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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[2715] | 27 | USE diaar5, ONLY: lk_diaar5 |
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[1756] | 28 | # endif |
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[3294] | 29 | USE wrk_nemo ! Memory Allocation |
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| 30 | USE timing ! Timing |
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[458] | 31 | |
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| 32 | IMPLICIT NONE |
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| 33 | PRIVATE |
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| 34 | |
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[503] | 35 | PUBLIC tra_adv_eiv ! routine called by step.F90 |
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[458] | 36 | |
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| 37 | !! * Substitutions |
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| 38 | # include "domzgr_substitute.h90" |
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| 39 | # include "ldftra_substitute.h90" |
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| 40 | # include "ldfeiv_substitute.h90" |
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| 41 | # include "vectopt_loop_substitute.h90" |
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| 42 | !!---------------------------------------------------------------------- |
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[2528] | 43 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 44 | !! $Id$ |
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[2715] | 45 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[458] | 46 | !!---------------------------------------------------------------------- |
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| 47 | CONTAINS |
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| 48 | |
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[3294] | 49 | SUBROUTINE tra_adv_eiv( kt, kit000, pun, pvn, pwn, cdtype ) |
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[458] | 50 | !!---------------------------------------------------------------------- |
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| 51 | !! *** ROUTINE tra_adv_eiv *** |
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| 52 | !! |
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| 53 | !! ** Purpose : Compute the before horizontal tracer (t & s) diffusive |
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| 54 | !! trend and add it to the general trend of tracer equation. |
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| 55 | !! |
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| 56 | !! ** Method : The eddy induced advection is computed from the slope |
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| 57 | !! of iso-neutral surfaces computed in routine ldf_slp as follows: |
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| 58 | !! zu_eiv = 1/(e2u e3u) dk[ aeiu e2u mi(wslpi) ] |
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| 59 | !! zv_eiv = 1/(e1v e3v) dk[ aeiv e1v mj(wslpj) |
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| 60 | !! zw_eiv = -1/(e1t e2t) { di[ aeiu e2u mi(wslpi) ] |
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| 61 | !! + dj[ aeiv e1v mj(wslpj) ] } |
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| 62 | !! add the eiv component to the model velocity: |
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| 63 | !! p.n = p.n + z._eiv |
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| 64 | !! |
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| 65 | !! ** Action : - add to p.n the eiv component |
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[503] | 66 | !!---------------------------------------------------------------------- |
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[2528] | 67 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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[3294] | 68 | INTEGER , INTENT(in ) :: kit000 ! first time step index |
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[2528] | 69 | CHARACTER(len=3) , INTENT(in ) :: cdtype ! =TRA or TRC (tracer indicator) |
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| 70 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pun ! in : 3 ocean velocity components |
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| 71 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pvn ! out: 3 ocean velocity components |
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| 72 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pwn ! increased by the eiv |
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[458] | 73 | !! |
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[503] | 74 | INTEGER :: ji, jj, jk ! dummy loop indices |
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[2528] | 75 | REAL(wp) :: zuwk, zuwk1, zuwi, zuwi1 ! local scalars |
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| 76 | REAL(wp) :: zvwk, zvwk1, zvwj, zvwj1 ! - - |
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| 77 | # if defined key_diaeiv |
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| 78 | REAL(wp) :: zztmp ! local scalar |
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[1756] | 79 | # endif |
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[3294] | 80 | REAL(wp), POINTER, DIMENSION(:,:) :: zu_eiv, zv_eiv, zw_eiv, z2d |
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[458] | 81 | !!---------------------------------------------------------------------- |
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[3294] | 82 | ! |
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| 83 | IF( nn_timing == 1 ) CALL timing_start( 'tra_adv_eiv') |
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| 84 | ! |
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[2715] | 85 | # if defined key_diaeiv |
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[3294] | 86 | CALL wrk_alloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv, z2d ) |
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[2715] | 87 | # else |
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[3294] | 88 | CALL wrk_alloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv ) |
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[2715] | 89 | # endif |
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| 90 | |
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[3294] | 91 | IF( kt == kit000 ) THEN |
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[458] | 92 | IF(lwp) WRITE(numout,*) |
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[2528] | 93 | IF(lwp) WRITE(numout,*) 'tra_adv_eiv : eddy induced advection on ', cdtype,' :' |
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[458] | 94 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~ add to velocity fields the eiv component' |
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[2528] | 95 | # if defined key_diaeiv |
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| 96 | IF( cdtype == 'TRA') THEN |
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| 97 | u_eiv(:,:,:) = 0.e0 |
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| 98 | v_eiv(:,:,:) = 0.e0 |
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| 99 | w_eiv(:,:,:) = 0.e0 |
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| 100 | END IF |
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[458] | 101 | # endif |
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| 102 | ENDIF |
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[2528] | 103 | |
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| 104 | zu_eiv(:,:) = 0.e0 ; zv_eiv(:,:) = 0.e0 ; zw_eiv(:,:) = 0.e0 |
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| 105 | |
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| 106 | ! ================= |
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[458] | 107 | DO jk = 1, jpkm1 ! Horizontal slab |
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| 108 | ! ! ================= |
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| 109 | DO jj = 1, jpjm1 |
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| 110 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 111 | zuwk = ( wslpi(ji,jj,jk ) + wslpi(ji+1,jj,jk ) ) * fsaeiu(ji,jj,jk ) * umask(ji,jj,jk ) |
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| 112 | zuwk1= ( wslpi(ji,jj,jk+1) + wslpi(ji+1,jj,jk+1) ) * fsaeiu(ji,jj,jk+1) * umask(ji,jj,jk+1) |
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| 113 | zvwk = ( wslpj(ji,jj,jk ) + wslpj(ji,jj+1,jk ) ) * fsaeiv(ji,jj,jk ) * vmask(ji,jj,jk ) |
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| 114 | zvwk1= ( wslpj(ji,jj,jk+1) + wslpj(ji,jj+1,jk+1) ) * fsaeiv(ji,jj,jk+1) * vmask(ji,jj,jk+1) |
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| 115 | |
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[2528] | 116 | zu_eiv(ji,jj) = 0.5 * umask(ji,jj,jk) * ( zuwk - zuwk1 ) |
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| 117 | zv_eiv(ji,jj) = 0.5 * vmask(ji,jj,jk) * ( zvwk - zvwk1 ) |
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[458] | 118 | |
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[2528] | 119 | pun(ji,jj,jk) = pun(ji,jj,jk) + e2u(ji,jj) * zu_eiv(ji,jj) |
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| 120 | pvn(ji,jj,jk) = pvn(ji,jj,jk) + e1v(ji,jj) * zv_eiv(ji,jj) |
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[458] | 121 | END DO |
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| 122 | END DO |
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[2528] | 123 | # if defined key_diaeiv |
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| 124 | IF( cdtype == 'TRA') THEN |
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| 125 | u_eiv(:,:,jk) = zu_eiv(:,:) / fse3u(:,:,jk) |
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| 126 | v_eiv(:,:,jk) = zv_eiv(:,:) / fse3v(:,:,jk) |
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| 127 | END IF |
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| 128 | # endif |
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[458] | 129 | IF( jk >=2 ) THEN ! jk=1 zw_eiv=0, not computed |
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| 130 | DO jj = 2, jpjm1 |
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| 131 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 132 | # if defined key_traldf_c2d || defined key_traldf_c3d |
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| 133 | zuwi = ( wslpi(ji,jj,jk)+wslpi(ji-1,jj,jk) ) * fsaeiu(ji-1,jj,jk) * e2u(ji-1,jj) * umask(ji-1,jj,jk) |
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| 134 | zuwi1 = ( wslpi(ji,jj,jk)+wslpi(ji+1,jj,jk) ) * fsaeiu(ji ,jj,jk) * e2u(ji ,jj) * umask(ji ,jj,jk) |
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| 135 | zvwj = ( wslpj(ji,jj,jk)+wslpj(ji,jj-1,jk) ) * fsaeiv(ji,jj-1,jk) * e1v(ji,jj-1) * vmask(ji,jj-1,jk) |
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| 136 | zvwj1 = ( wslpj(ji,jj,jk)+wslpj(ji,jj+1,jk) ) * fsaeiv(ji,jj ,jk) * e1v(ji ,jj) * vmask(ji ,jj,jk) |
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| 137 | |
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[2528] | 138 | zw_eiv(ji,jj) = - 0.5 * tmask(ji,jj,jk) * ( zuwi1 - zuwi + zvwj1 - zvwj ) |
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[458] | 139 | # else |
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[503] | 140 | zuwi = ( wslpi(ji,jj,jk) + wslpi(ji-1,jj,jk) ) * e2u(ji-1,jj) * umask(ji-1,jj,jk) |
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| 141 | zuwi1 = ( wslpi(ji,jj,jk) + wslpi(ji+1,jj,jk) ) * e2u(ji ,jj) * umask(ji ,jj,jk) |
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| 142 | zvwj = ( wslpj(ji,jj,jk) + wslpj(ji,jj-1,jk) ) * e1v(ji,jj-1) * vmask(ji,jj-1,jk) |
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| 143 | zvwj1 = ( wslpj(ji,jj,jk) + wslpj(ji,jj+1,jk) ) * e1v(ji ,jj) * vmask(ji ,jj,jk) |
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[458] | 144 | |
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[2528] | 145 | zw_eiv(ji,jj) = - 0.5 * tmask(ji,jj,jk) * fsaeiw(ji,jj,jk) * ( zuwi1 - zuwi + zvwj1 - zvwj ) |
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[458] | 146 | # endif |
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[2528] | 147 | pwn(ji,jj,jk) = pwn(ji,jj,jk) + zw_eiv(ji,jj) |
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[458] | 148 | END DO |
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| 149 | END DO |
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[2528] | 150 | # if defined key_diaeiv |
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| 151 | IF( cdtype == 'TRA') w_eiv(:,:,jk) = zw_eiv(:,:) / ( e1t(:,:) * e2t(:,:) ) |
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| 152 | # endif |
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[458] | 153 | ENDIF |
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| 154 | ! ! ================= |
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| 155 | END DO ! End of slab |
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| 156 | ! ! ================= |
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| 157 | |
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[2528] | 158 | # if defined key_diaeiv |
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| 159 | IF( cdtype == 'TRA') THEN |
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| 160 | CALL iom_put( "uoce_eiv", u_eiv ) ! i-eiv current |
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| 161 | CALL iom_put( "voce_eiv", v_eiv ) ! j-eiv current |
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| 162 | CALL iom_put( "woce_eiv", w_eiv ) ! vert. eiv current |
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| 163 | IF( lk_diaar5 ) THEN |
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| 164 | zztmp = 0.5 * rau0 * rcp |
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| 165 | z2d(:,:) = 0.e0 |
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| 166 | DO jk = 1, jpkm1 |
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| 167 | DO jj = 2, jpjm1 |
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| 168 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 169 | z2d(ji,jj) = z2d(ji,jj) + zztmp * u_eiv(ji,jj,jk) & |
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| 170 | & * (tsn(ji,jj,jk,jp_tem)+tsn(ji+1,jj,jk,jp_tem)) * e1u(ji,jj) * fse3u(ji,jj,jk) |
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| 171 | END DO |
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[1756] | 172 | END DO |
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| 173 | END DO |
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[2528] | 174 | CALL lbc_lnk( z2d, 'U', -1. ) |
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| 175 | CALL iom_put( "ueiv_heattr", z2d ) ! heat transport in i-direction |
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| 176 | z2d(:,:) = 0.e0 |
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| 177 | DO jk = 1, jpkm1 |
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| 178 | DO jj = 2, jpjm1 |
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| 179 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 180 | z2d(ji,jj) = z2d(ji,jj) + zztmp * v_eiv(ji,jj,jk) & |
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| 181 | & * (tsn(ji,jj,jk,jp_tem)+tsn(ji,jj+1,jk,jp_tem)) * e2v(ji,jj) * fse3v(ji,jj,jk) |
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| 182 | END DO |
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[1756] | 183 | END DO |
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| 184 | END DO |
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[2528] | 185 | CALL lbc_lnk( z2d, 'V', -1. ) |
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| 186 | CALL iom_put( "veiv_heattr", z2d ) ! heat transport in i-direction |
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| 187 | ENDIF |
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| 188 | END IF |
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[1482] | 189 | # endif |
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| 190 | ! |
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[2715] | 191 | # if defined key_diaeiv |
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[3294] | 192 | CALL wrk_dealloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv, z2d ) |
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[2715] | 193 | # else |
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[3294] | 194 | CALL wrk_dealloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv ) |
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[2715] | 195 | # endif |
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| 196 | ! |
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[3294] | 197 | IF( nn_timing == 1 ) CALL timing_stop( 'tra_adv_eiv') |
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| 198 | ! |
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[1482] | 199 | END SUBROUTINE tra_adv_eiv |
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| 200 | |
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[458] | 201 | #else |
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| 202 | !!---------------------------------------------------------------------- |
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| 203 | !! Dummy module : No rotation of the lateral mixing tensor |
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| 204 | !!---------------------------------------------------------------------- |
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| 205 | CONTAINS |
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[3294] | 206 | SUBROUTINE tra_adv_eiv( kt, kit000, pun, pvn, pwn, cdtype ) ! Empty routine |
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[2528] | 207 | INTEGER :: kt |
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[3294] | 208 | INTEGER :: kit000 |
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[2528] | 209 | CHARACTER(len=3) :: cdtype |
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[458] | 210 | REAL, DIMENSION(:,:,:) :: pun, pvn, pwn |
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[2715] | 211 | WRITE(*,*) 'tra_adv_eiv: You should not have seen this print! error?', kt, cdtype, pun(1,1,1), pvn(1,1,1), pwn(1,1,1) |
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[458] | 212 | END SUBROUTINE tra_adv_eiv |
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| 213 | #endif |
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| 214 | |
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| 215 | !!============================================================================== |
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| 216 | END MODULE traadv_eiv |
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