[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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| 27 | # endif |
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[3294] | 28 | USE wrk_nemo ! Memory Allocation |
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| 29 | USE timing ! Timing |
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[458] | 30 | |
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| 31 | IMPLICIT NONE |
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| 32 | PRIVATE |
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| 33 | |
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[503] | 34 | PUBLIC tra_adv_eiv ! routine called by step.F90 |
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[458] | 35 | |
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| 36 | !! * Substitutions |
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| 37 | # include "domzgr_substitute.h90" |
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| 38 | # include "ldftra_substitute.h90" |
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| 39 | # include "ldfeiv_substitute.h90" |
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| 40 | # include "vectopt_loop_substitute.h90" |
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| 41 | !!---------------------------------------------------------------------- |
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[2528] | 42 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 43 | !! $Id$ |
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[2715] | 44 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[458] | 45 | !!---------------------------------------------------------------------- |
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| 46 | CONTAINS |
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| 47 | |
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[3294] | 48 | SUBROUTINE tra_adv_eiv( kt, kit000, pun, pvn, pwn, cdtype ) |
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[458] | 49 | !!---------------------------------------------------------------------- |
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| 50 | !! *** ROUTINE tra_adv_eiv *** |
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| 51 | !! |
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| 52 | !! ** Purpose : Compute the before horizontal tracer (t & s) diffusive |
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| 53 | !! trend and add it to the general trend of tracer equation. |
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| 54 | !! |
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| 55 | !! ** Method : The eddy induced advection is computed from the slope |
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| 56 | !! of iso-neutral surfaces computed in routine ldf_slp as follows: |
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| 57 | !! zu_eiv = 1/(e2u e3u) dk[ aeiu e2u mi(wslpi) ] |
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| 58 | !! zv_eiv = 1/(e1v e3v) dk[ aeiv e1v mj(wslpj) |
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| 59 | !! zw_eiv = -1/(e1t e2t) { di[ aeiu e2u mi(wslpi) ] |
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| 60 | !! + dj[ aeiv e1v mj(wslpj) ] } |
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| 61 | !! add the eiv component to the model velocity: |
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| 62 | !! p.n = p.n + z._eiv |
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| 63 | !! |
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| 64 | !! ** Action : - add to p.n the eiv component |
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[503] | 65 | !!---------------------------------------------------------------------- |
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[2528] | 66 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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[3294] | 67 | INTEGER , INTENT(in ) :: kit000 ! first time step index |
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[2528] | 68 | CHARACTER(len=3) , INTENT(in ) :: cdtype ! =TRA or TRC (tracer indicator) |
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| 69 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pun ! in : 3 ocean velocity components |
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| 70 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pvn ! out: 3 ocean velocity components |
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| 71 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pwn ! increased by the eiv |
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[458] | 72 | !! |
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[503] | 73 | INTEGER :: ji, jj, jk ! dummy loop indices |
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[2528] | 74 | REAL(wp) :: zuwk, zuwk1, zuwi, zuwi1 ! local scalars |
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| 75 | REAL(wp) :: zvwk, zvwk1, zvwj, zvwj1 ! - - |
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| 76 | # if defined key_diaeiv |
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| 77 | REAL(wp) :: zztmp ! local scalar |
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[1756] | 78 | # endif |
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[3294] | 79 | REAL(wp), POINTER, DIMENSION(:,:) :: zu_eiv, zv_eiv, zw_eiv, z2d |
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[458] | 80 | !!---------------------------------------------------------------------- |
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[3294] | 81 | ! |
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| 82 | IF( nn_timing == 1 ) CALL timing_start( 'tra_adv_eiv') |
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| 83 | ! |
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[2715] | 84 | # if defined key_diaeiv |
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[3294] | 85 | CALL wrk_alloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv, z2d ) |
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[2715] | 86 | # else |
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[3294] | 87 | CALL wrk_alloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv ) |
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[2715] | 88 | # endif |
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| 89 | |
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[3294] | 90 | IF( kt == kit000 ) THEN |
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[458] | 91 | IF(lwp) WRITE(numout,*) |
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[2528] | 92 | IF(lwp) WRITE(numout,*) 'tra_adv_eiv : eddy induced advection on ', cdtype,' :' |
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[458] | 93 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~ add to velocity fields the eiv component' |
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[2528] | 94 | # if defined key_diaeiv |
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| 95 | IF( cdtype == 'TRA') THEN |
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| 96 | u_eiv(:,:,:) = 0.e0 |
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| 97 | v_eiv(:,:,:) = 0.e0 |
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| 98 | w_eiv(:,:,:) = 0.e0 |
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| 99 | END IF |
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[458] | 100 | # endif |
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| 101 | ENDIF |
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[2528] | 102 | |
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| 103 | zu_eiv(:,:) = 0.e0 ; zv_eiv(:,:) = 0.e0 ; zw_eiv(:,:) = 0.e0 |
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| 104 | |
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| 105 | ! ================= |
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[458] | 106 | DO jk = 1, jpkm1 ! Horizontal slab |
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| 107 | ! ! ================= |
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| 108 | DO jj = 1, jpjm1 |
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| 109 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 110 | zuwk = ( wslpi(ji,jj,jk ) + wslpi(ji+1,jj,jk ) ) * fsaeiu(ji,jj,jk ) * umask(ji,jj,jk ) |
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| 111 | 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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| 112 | zvwk = ( wslpj(ji,jj,jk ) + wslpj(ji,jj+1,jk ) ) * fsaeiv(ji,jj,jk ) * vmask(ji,jj,jk ) |
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| 113 | 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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| 114 | |
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[2528] | 115 | zu_eiv(ji,jj) = 0.5 * umask(ji,jj,jk) * ( zuwk - zuwk1 ) |
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| 116 | zv_eiv(ji,jj) = 0.5 * vmask(ji,jj,jk) * ( zvwk - zvwk1 ) |
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[458] | 117 | |
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[2528] | 118 | pun(ji,jj,jk) = pun(ji,jj,jk) + e2u(ji,jj) * zu_eiv(ji,jj) |
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| 119 | pvn(ji,jj,jk) = pvn(ji,jj,jk) + e1v(ji,jj) * zv_eiv(ji,jj) |
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[458] | 120 | END DO |
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| 121 | END DO |
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[2528] | 122 | # if defined key_diaeiv |
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| 123 | IF( cdtype == 'TRA') THEN |
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| 124 | u_eiv(:,:,jk) = zu_eiv(:,:) / fse3u(:,:,jk) |
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| 125 | v_eiv(:,:,jk) = zv_eiv(:,:) / fse3v(:,:,jk) |
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| 126 | END IF |
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| 127 | # endif |
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[458] | 128 | IF( jk >=2 ) THEN ! jk=1 zw_eiv=0, not computed |
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| 129 | DO jj = 2, jpjm1 |
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| 130 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 131 | # if defined key_traldf_c2d || defined key_traldf_c3d |
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| 132 | 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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| 133 | 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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| 134 | 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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| 135 | 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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| 136 | |
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[2528] | 137 | zw_eiv(ji,jj) = - 0.5 * tmask(ji,jj,jk) * ( zuwi1 - zuwi + zvwj1 - zvwj ) |
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[458] | 138 | # else |
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[503] | 139 | zuwi = ( wslpi(ji,jj,jk) + wslpi(ji-1,jj,jk) ) * e2u(ji-1,jj) * umask(ji-1,jj,jk) |
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| 140 | zuwi1 = ( wslpi(ji,jj,jk) + wslpi(ji+1,jj,jk) ) * e2u(ji ,jj) * umask(ji ,jj,jk) |
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| 141 | zvwj = ( wslpj(ji,jj,jk) + wslpj(ji,jj-1,jk) ) * e1v(ji,jj-1) * vmask(ji,jj-1,jk) |
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| 142 | zvwj1 = ( wslpj(ji,jj,jk) + wslpj(ji,jj+1,jk) ) * e1v(ji ,jj) * vmask(ji ,jj,jk) |
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[458] | 143 | |
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[2528] | 144 | zw_eiv(ji,jj) = - 0.5 * tmask(ji,jj,jk) * fsaeiw(ji,jj,jk) * ( zuwi1 - zuwi + zvwj1 - zvwj ) |
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[458] | 145 | # endif |
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[2528] | 146 | pwn(ji,jj,jk) = pwn(ji,jj,jk) + zw_eiv(ji,jj) |
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[458] | 147 | END DO |
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| 148 | END DO |
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[2528] | 149 | # if defined key_diaeiv |
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| 150 | IF( cdtype == 'TRA') w_eiv(:,:,jk) = zw_eiv(:,:) / ( e1t(:,:) * e2t(:,:) ) |
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| 151 | # endif |
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[458] | 152 | ENDIF |
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| 153 | ! ! ================= |
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| 154 | END DO ! End of slab |
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| 155 | ! ! ================= |
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| 156 | |
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[2528] | 157 | # if defined key_diaeiv |
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| 158 | IF( cdtype == 'TRA') THEN |
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| 159 | CALL iom_put( "uoce_eiv", u_eiv ) ! i-eiv current |
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| 160 | CALL iom_put( "voce_eiv", v_eiv ) ! j-eiv current |
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| 161 | CALL iom_put( "woce_eiv", w_eiv ) ! vert. eiv current |
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[4990] | 162 | IF( iom_use('ueiv_heattr') ) THEN |
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[2528] | 163 | zztmp = 0.5 * rau0 * rcp |
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| 164 | z2d(:,:) = 0.e0 |
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| 165 | DO jk = 1, jpkm1 |
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| 166 | DO jj = 2, jpjm1 |
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| 167 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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[4990] | 168 | z2d(ji,jj) = z2d(ji,jj) + u_eiv(ji,jj,jk) & |
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[3787] | 169 | & * (tsn(ji,jj,jk,jp_tem)+tsn(ji+1,jj,jk,jp_tem)) * e2u(ji,jj) * fse3u(ji,jj,jk) |
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[2528] | 170 | END DO |
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[1756] | 171 | END DO |
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| 172 | END DO |
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[2528] | 173 | CALL lbc_lnk( z2d, 'U', -1. ) |
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[4990] | 174 | CALL iom_put( "ueiv_heattr", zztmp * z2d ) ! heat transport in i-direction |
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| 175 | ENDIF |
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| 176 | |
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| 177 | IF( iom_use('veiv_heattr') ) THEN |
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| 178 | zztmp = 0.5 * rau0 * rcp |
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[2528] | 179 | z2d(:,:) = 0.e0 |
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| 180 | DO jk = 1, jpkm1 |
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| 181 | DO jj = 2, jpjm1 |
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| 182 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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[4990] | 183 | z2d(ji,jj) = z2d(ji,jj) + v_eiv(ji,jj,jk) & |
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[3787] | 184 | & * (tsn(ji,jj,jk,jp_tem)+tsn(ji,jj+1,jk,jp_tem)) * e1v(ji,jj) * fse3v(ji,jj,jk) |
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[2528] | 185 | END DO |
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[1756] | 186 | END DO |
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| 187 | END DO |
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[2528] | 188 | CALL lbc_lnk( z2d, 'V', -1. ) |
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[4990] | 189 | CALL iom_put( "veiv_heattr", zztmp * z2d ) ! heat transport in i-direction |
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[2528] | 190 | ENDIF |
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| 191 | END IF |
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[1482] | 192 | # endif |
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| 193 | ! |
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[2715] | 194 | # if defined key_diaeiv |
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[3294] | 195 | CALL wrk_dealloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv, z2d ) |
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[2715] | 196 | # else |
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[3294] | 197 | CALL wrk_dealloc( jpi, jpj, zu_eiv, zv_eiv, zw_eiv ) |
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[2715] | 198 | # endif |
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| 199 | ! |
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[3294] | 200 | IF( nn_timing == 1 ) CALL timing_stop( 'tra_adv_eiv') |
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| 201 | ! |
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[1482] | 202 | END SUBROUTINE tra_adv_eiv |
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| 203 | |
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[458] | 204 | #else |
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| 205 | !!---------------------------------------------------------------------- |
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| 206 | !! Dummy module : No rotation of the lateral mixing tensor |
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| 207 | !!---------------------------------------------------------------------- |
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| 208 | CONTAINS |
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[3294] | 209 | SUBROUTINE tra_adv_eiv( kt, kit000, pun, pvn, pwn, cdtype ) ! Empty routine |
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[2528] | 210 | INTEGER :: kt |
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[3294] | 211 | INTEGER :: kit000 |
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[2528] | 212 | CHARACTER(len=3) :: cdtype |
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[458] | 213 | REAL, DIMENSION(:,:,:) :: pun, pvn, pwn |
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[2715] | 214 | 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] | 215 | END SUBROUTINE tra_adv_eiv |
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| 216 | #endif |
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| 217 | |
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| 218 | !!============================================================================== |
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| 219 | END MODULE traadv_eiv |
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