[458] | 1 | MODULE traadv_eiv |
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[503] | 2 | !!====================================================================== |
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[458] | 3 | !! *** MODULE traadv_eiv *** |
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| 4 | !! Ocean active tracers: advection trend - eddy induced velocity |
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[503] | 5 | !!====================================================================== |
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| 6 | !! History : 9.0 ! 05-11 (G. Madec) Original code, from traldf and zdf _iso |
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[458] | 7 | !!---------------------------------------------------------------------- |
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| 8 | #if defined key_traldf_eiv || defined key_esopa |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! 'key_traldf_eiv' rotation of the lateral mixing tensor |
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| 11 | !!---------------------------------------------------------------------- |
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[503] | 12 | !!---------------------------------------------------------------------- |
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[458] | 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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[1756] | 23 | # if defined key_diaeiv |
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| 24 | USE phycst ! physical constants |
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| 25 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 26 | USE diaar5, ONLY : lk_diaar5 |
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| 27 | # endif |
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[458] | 28 | |
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| 29 | IMPLICIT NONE |
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| 30 | PRIVATE |
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| 31 | |
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[503] | 32 | PUBLIC tra_adv_eiv ! routine called by step.F90 |
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[458] | 33 | |
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| 34 | !! * Substitutions |
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| 35 | # include "domzgr_substitute.h90" |
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| 36 | # include "ldftra_substitute.h90" |
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| 37 | # include "ldfeiv_substitute.h90" |
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| 38 | # include "vectopt_loop_substitute.h90" |
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| 39 | !!---------------------------------------------------------------------- |
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[503] | 40 | !! OPA 9.0 , LOCEAN-IPSL (2006) |
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[1152] | 41 | !! $Id$ |
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[503] | 42 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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[458] | 43 | !!---------------------------------------------------------------------- |
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| 44 | |
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| 45 | CONTAINS |
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| 46 | |
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| 47 | SUBROUTINE tra_adv_eiv( kt, pun, pvn, pwn ) |
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| 48 | !!---------------------------------------------------------------------- |
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| 49 | !! *** ROUTINE tra_adv_eiv *** |
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| 50 | !! |
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| 51 | !! ** Purpose : Compute the before horizontal tracer (t & s) diffusive |
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| 52 | !! trend and add it to the general trend of tracer equation. |
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| 53 | !! |
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| 54 | !! ** Method : The eddy induced advection is computed from the slope |
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| 55 | !! of iso-neutral surfaces computed in routine ldf_slp as follows: |
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| 56 | !! zu_eiv = 1/(e2u e3u) dk[ aeiu e2u mi(wslpi) ] |
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| 57 | !! zv_eiv = 1/(e1v e3v) dk[ aeiv e1v mj(wslpj) |
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| 58 | !! zw_eiv = -1/(e1t e2t) { di[ aeiu e2u mi(wslpi) ] |
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| 59 | !! + dj[ aeiv e1v mj(wslpj) ] } |
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| 60 | !! add the eiv component to the model velocity: |
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| 61 | !! p.n = p.n + z._eiv |
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| 62 | !! |
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| 63 | !! ** Action : - add to p.n the eiv component |
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[503] | 64 | !!---------------------------------------------------------------------- |
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| 65 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 66 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pun ! in : 3 ocean velocity components |
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| 67 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pvn ! out: 3 ocean velocity components |
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| 68 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pwn ! increased by the eiv |
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[458] | 69 | !! |
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[503] | 70 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 71 | REAL(wp) :: zuwk, zuwk1, zuwi, zuwi1 ! temporary scalar |
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| 72 | REAL(wp) :: zvwk, zvwk1, zvwj, zvwj1 ! " " |
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| 73 | REAL(wp) :: zu_eiv, zv_eiv, zw_eiv ! " " |
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[1756] | 74 | # if defined key_diaeiv |
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| 75 | REAL(wp) :: zztmp ! " " |
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| 76 | REAL(wp), DIMENSION(jpi,jpj) :: z2d ! " " |
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| 77 | # endif |
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[458] | 78 | !!---------------------------------------------------------------------- |
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| 79 | |
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| 80 | IF( kt == nit000 ) THEN |
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| 81 | IF(lwp) WRITE(numout,*) |
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| 82 | IF(lwp) WRITE(numout,*) 'tra_adv_eiv : eddy induced advection :' |
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| 83 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~ add to velocity fields the eiv component' |
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| 84 | # if defined key_diaeiv |
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| 85 | u_eiv(:,:,:) = 0.e0 |
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| 86 | v_eiv(:,:,:) = 0.e0 |
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| 87 | w_eiv(:,:,:) = 0.e0 |
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| 88 | # endif |
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| 89 | ENDIF |
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| 90 | ! ! ================= |
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| 91 | DO jk = 1, jpkm1 ! Horizontal slab |
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| 92 | ! ! ================= |
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| 93 | DO jj = 1, jpjm1 |
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| 94 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 95 | zuwk = ( wslpi(ji,jj,jk ) + wslpi(ji+1,jj,jk ) ) * fsaeiu(ji,jj,jk ) * umask(ji,jj,jk ) |
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| 96 | 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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| 97 | zvwk = ( wslpj(ji,jj,jk ) + wslpj(ji,jj+1,jk ) ) * fsaeiv(ji,jj,jk ) * vmask(ji,jj,jk ) |
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| 98 | 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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| 99 | |
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[503] | 100 | zu_eiv = 0.5 * umask(ji,jj,jk) * ( zuwk - zuwk1 ) / fse3u(ji,jj,jk) |
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| 101 | zv_eiv = 0.5 * vmask(ji,jj,jk) * ( zvwk - zvwk1 ) / fse3v(ji,jj,jk) |
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[458] | 102 | |
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| 103 | pun(ji,jj,jk) = pun(ji,jj,jk) + zu_eiv |
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| 104 | pvn(ji,jj,jk) = pvn(ji,jj,jk) + zv_eiv |
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| 105 | # if defined key_diaeiv |
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| 106 | u_eiv(ji,jj,jk) = zu_eiv |
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| 107 | v_eiv(ji,jj,jk) = zv_eiv |
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| 108 | # endif |
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| 109 | END DO |
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| 110 | END DO |
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| 111 | IF( jk >=2 ) THEN ! jk=1 zw_eiv=0, not computed |
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| 112 | DO jj = 2, jpjm1 |
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| 113 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 114 | # if defined key_traldf_c2d || defined key_traldf_c3d |
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| 115 | 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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| 116 | 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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| 117 | 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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| 118 | 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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| 119 | |
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| 120 | zw_eiv = - 0.5 * tmask(ji,jj,jk) * ( zuwi1 - zuwi + zvwj1 - zvwj ) / ( e1t(ji,jj)*e2t(ji,jj) ) |
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| 121 | # else |
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[503] | 122 | zuwi = ( wslpi(ji,jj,jk) + wslpi(ji-1,jj,jk) ) * e2u(ji-1,jj) * umask(ji-1,jj,jk) |
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| 123 | zuwi1 = ( wslpi(ji,jj,jk) + wslpi(ji+1,jj,jk) ) * e2u(ji ,jj) * umask(ji ,jj,jk) |
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| 124 | zvwj = ( wslpj(ji,jj,jk) + wslpj(ji,jj-1,jk) ) * e1v(ji,jj-1) * vmask(ji,jj-1,jk) |
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| 125 | zvwj1 = ( wslpj(ji,jj,jk) + wslpj(ji,jj+1,jk) ) * e1v(ji ,jj) * vmask(ji ,jj,jk) |
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[458] | 126 | |
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[503] | 127 | zw_eiv = - 0.5 * tmask(ji,jj,jk) * fsaeiw(ji,jj,jk) * ( zuwi1 - zuwi + zvwj1 - zvwj ) & |
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[458] | 128 | & / ( e1t(ji,jj)*e2t(ji,jj) ) |
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| 129 | # endif |
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| 130 | pwn(ji,jj,jk) = pwn(ji,jj,jk) + zw_eiv |
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| 131 | |
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| 132 | # if defined key_diaeiv |
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| 133 | w_eiv(ji,jj,jk) = zw_eiv |
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| 134 | # endif |
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| 135 | END DO |
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| 136 | END DO |
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| 137 | ENDIF |
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| 138 | ! ! ================= |
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| 139 | END DO ! End of slab |
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| 140 | ! ! ================= |
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| 141 | |
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[1482] | 142 | # if defined key_diaeiv |
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| 143 | CALL iom_put( "uoce_eiv", u_eiv ) ! i-eiv current |
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| 144 | CALL iom_put( "voce_eiv", v_eiv ) ! j-eiv current |
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| 145 | CALL iom_put( "woce_eiv", w_eiv ) ! vert. eiv current |
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[1756] | 146 | IF( lk_diaar5 ) THEN |
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| 147 | zztmp = 0.5 * rau0 * rcp |
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| 148 | z2d(:,:) = 0.e0 |
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| 149 | DO jk = 1, jpkm1 |
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| 150 | DO jj = 2, jpjm1 |
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| 151 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 152 | z2d(ji,jj) = z2d(ji,jj) + zztmp * u_eiv(ji,jj,jk) * (tn(ji,jj,jk)+tn(ji+1,jj,jk)) * e1u(ji,jj) * fse3u(ji,jj,jk) |
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| 153 | END DO |
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| 154 | END DO |
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| 155 | END DO |
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| 156 | CALL lbc_lnk( z2d, 'U', -1. ) |
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| 157 | CALL iom_put( "ueiv_heattr", z2d ) ! heat transport in i-direction |
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| 158 | z2d(:,:) = 0.e0 |
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| 159 | DO jk = 1, jpkm1 |
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| 160 | DO jj = 2, jpjm1 |
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| 161 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 162 | z2d(ji,jj) = z2d(ji,jj) + zztmp * v_eiv(ji,jj,jk) * (tn(ji,jj,jk)+tn(ji,jj+1,jk)) * e2v(ji,jj) * fse3v(ji,jj,jk) |
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| 163 | END DO |
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| 164 | END DO |
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| 165 | END DO |
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| 166 | CALL lbc_lnk( z2d, 'V', -1. ) |
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| 167 | CALL iom_put( "veiv_heattr", z2d ) ! heat transport in i-direction |
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| 168 | ENDIF |
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[1482] | 169 | # endif |
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| 170 | ! |
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| 171 | END SUBROUTINE tra_adv_eiv |
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| 172 | |
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[458] | 173 | #else |
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| 174 | !!---------------------------------------------------------------------- |
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| 175 | !! Dummy module : No rotation of the lateral mixing tensor |
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| 176 | !!---------------------------------------------------------------------- |
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| 177 | CONTAINS |
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| 178 | SUBROUTINE tra_adv_eiv( kt, pun, pvn, pwn ) ! Empty routine |
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| 179 | REAL, DIMENSION(:,:,:) :: pun, pvn, pwn |
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[503] | 180 | WRITE(*,*) 'tra_adv_eiv: You should not have seen this print! error?', kt, pun(1,1,1), pvn(1,1,1), pwn(1,1,1) |
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[458] | 181 | END SUBROUTINE tra_adv_eiv |
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| 182 | #endif |
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| 183 | |
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| 184 | !!============================================================================== |
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| 185 | END MODULE traadv_eiv |
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