[11057] | 1 | MODULE traatf |
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[3] | 2 | !!====================================================================== |
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[11057] | 3 | !! *** MODULE traatf *** |
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[11475] | 4 | !! Ocean active tracers: Asselin time filtering for temperature and salinity |
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[3] | 5 | !!====================================================================== |
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[1110] | 6 | !! History : OPA ! 1991-11 (G. Madec) Original code |
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| 7 | !! 7.0 ! 1993-03 (M. Guyon) symetrical conditions |
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| 8 | !! 8.0 ! 1996-02 (G. Madec & M. Imbard) opa release 8.0 |
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| 9 | !! - ! 1996-04 (A. Weaver) Euler forward step |
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| 10 | !! 8.2 ! 1999-02 (G. Madec, N. Grima) semi-implicit pressure grad. |
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| 11 | !! NEMO 1.0 ! 2002-08 (G. Madec) F90: Free form and module |
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| 12 | !! - ! 2002-11 (C. Talandier, A-M Treguier) Open boundaries |
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| 13 | !! - ! 2005-04 (C. Deltel) Add Asselin trend in the ML budget |
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| 14 | !! 2.0 ! 2006-02 (L. Debreu, C. Mazauric) Agrif implementation |
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| 15 | !! 3.0 ! 2008-06 (G. Madec) time stepping always done in trazdf |
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[1438] | 16 | !! 3.1 ! 2009-02 (G. Madec, R. Benshila) re-introduce the vvl option |
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[2528] | 17 | !! 3.3 ! 2010-04 (M. Leclair, G. Madec) semi-implicit hpg with asselin filter + modified LF-RA |
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| 18 | !! - ! 2010-05 (C. Ethe, G. Madec) merge TRC-TRA |
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[11475] | 19 | !! 4.1 ! 2019-08 (A. Coward, D. Storkey) rename tranxt.F90 -> traatf.F90. Now only does time filtering. |
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[3] | 20 | !!---------------------------------------------------------------------- |
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[503] | 21 | |
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| 22 | !!---------------------------------------------------------------------- |
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[11475] | 23 | !! tra_atf : time filtering on tracers |
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| 24 | !! tra_atf_fix : time filtering on tracers : fixed volume case |
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| 25 | !! tra_atf_vvl : time filtering on tracers : variable volume case |
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[3] | 26 | !!---------------------------------------------------------------------- |
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| 27 | USE oce ! ocean dynamics and tracers variables |
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| 28 | USE dom_oce ! ocean space and time domain variables |
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[2528] | 29 | USE sbc_oce ! surface boundary condition: ocean |
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[5467] | 30 | USE sbcrnf ! river runoffs |
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[12150] | 31 | USE isf_oce ! ice shelf melting |
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[4990] | 32 | USE zdf_oce ! ocean vertical mixing |
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[1438] | 33 | USE domvvl ! variable volume |
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[4990] | 34 | USE trd_oce ! trends: ocean variables |
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| 35 | USE trdtra ! trends manager: tracers |
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| 36 | USE traqsr ! penetrative solar radiation (needed for nksr) |
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| 37 | USE phycst ! physical constant |
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[9019] | 38 | USE ldftra ! lateral physics : tracers |
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| 39 | USE ldfslp ! lateral physics : slopes |
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| 40 | USE bdy_oce , ONLY : ln_bdy |
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[3294] | 41 | USE bdytra ! open boundary condition (bdy_tra routine) |
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[4990] | 42 | ! |
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[3] | 43 | USE in_out_manager ! I/O manager |
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| 44 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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[258] | 45 | USE prtctl ! Print control |
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[4990] | 46 | USE timing ! Timing |
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[2528] | 47 | #if defined key_agrif |
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[9570] | 48 | USE agrif_oce_interp |
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[2528] | 49 | #endif |
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[3] | 50 | |
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| 51 | IMPLICIT NONE |
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| 52 | PRIVATE |
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| 53 | |
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[11057] | 54 | PUBLIC tra_atf ! routine called by step.F90 |
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| 55 | PUBLIC tra_atf_fix ! to be used in trcnxt |
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| 56 | PUBLIC tra_atf_vvl ! to be used in trcnxt |
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[592] | 57 | |
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| 58 | !! * Substitutions |
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[12340] | 59 | # include "do_loop_substitute.h90" |
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[3] | 60 | !!---------------------------------------------------------------------- |
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[10068] | 61 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
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[2715] | 62 | !! $Id$ |
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[10068] | 63 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[3] | 64 | !!---------------------------------------------------------------------- |
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| 65 | CONTAINS |
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| 66 | |
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[11057] | 67 | SUBROUTINE tra_atf( kt, Kbb, Kmm, Kaa, pts ) |
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[3] | 68 | !!---------------------------------------------------------------------- |
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[11057] | 69 | !! *** ROUTINE traatf *** |
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[3] | 70 | !! |
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[1110] | 71 | !! ** Purpose : Apply the boundary condition on the after temperature |
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[11475] | 72 | !! and salinity fields and add the Asselin time filter on now fields. |
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[3] | 73 | !! |
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[1110] | 74 | !! ** Method : At this stage of the computation, ta and sa are the |
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| 75 | !! after temperature and salinity as the time stepping has |
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| 76 | !! been performed in trazdf_imp or trazdf_exp module. |
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[3] | 77 | !! |
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[1110] | 78 | !! - Apply lateral boundary conditions on (ta,sa) |
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| 79 | !! at the local domain boundaries through lbc_lnk call, |
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[7646] | 80 | !! at the one-way open boundaries (ln_bdy=T), |
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[4990] | 81 | !! at the AGRIF zoom boundaries (lk_agrif=T) |
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[1110] | 82 | !! |
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[1438] | 83 | !! - Update lateral boundary conditions on AGRIF children |
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| 84 | !! domains (lk_agrif=T) |
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[1110] | 85 | !! |
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[11475] | 86 | !! ** Action : - ts(Kmm) time filtered |
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[503] | 87 | !!---------------------------------------------------------------------- |
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[11057] | 88 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 89 | INTEGER , INTENT(in ) :: Kbb, Kmm, Kaa ! time level indices |
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| 90 | REAL(wp), DIMENSION(jpi,jpj,jpk,jpts,jpt), INTENT(inout) :: pts ! active tracers |
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[503] | 91 | !! |
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[6140] | 92 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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| 93 | REAL(wp) :: zfact ! local scalars |
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[9019] | 94 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: ztrdt, ztrds |
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[3] | 95 | !!---------------------------------------------------------------------- |
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[3294] | 96 | ! |
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[11057] | 97 | IF( ln_timing ) CALL timing_start( 'tra_atf') |
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[3294] | 98 | ! |
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[1110] | 99 | IF( kt == nit000 ) THEN |
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| 100 | IF(lwp) WRITE(numout,*) |
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[11475] | 101 | IF(lwp) WRITE(numout,*) 'tra_atf : apply Asselin time filter to "now" fields' |
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[1110] | 102 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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[592] | 103 | ENDIF |
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| 104 | |
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[1110] | 105 | ! Update after tracer on domain lateral boundaries |
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| 106 | ! |
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[5656] | 107 | #if defined key_agrif |
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| 108 | CALL Agrif_tra ! AGRIF zoom boundaries |
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| 109 | #endif |
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[9094] | 110 | ! ! local domain boundaries (T-point, unchanged sign) |
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[11057] | 111 | CALL lbc_lnk_multi( 'traatf', pts(:,:,:,jp_tem,Kaa), 'T', 1., pts(:,:,:,jp_sal,Kaa), 'T', 1. ) |
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[5656] | 112 | ! |
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[11057] | 113 | IF( ln_bdy ) CALL bdy_tra( kt, Kbb, pts, Kaa ) ! BDY open boundaries |
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[1438] | 114 | |
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[1110] | 115 | ! trends computation initialisation |
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[7646] | 116 | IF( l_trdtra ) THEN |
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[9019] | 117 | ALLOCATE( ztrdt(jpi,jpj,jpk) , ztrds(jpi,jpj,jpk) ) |
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[8698] | 118 | ztrdt(:,:,jpk) = 0._wp |
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| 119 | ztrds(:,:,jpk) = 0._wp |
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[4990] | 120 | IF( ln_traldf_iso ) THEN ! diagnose the "pure" Kz diffusive trend |
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[11057] | 121 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_tem, jptra_zdfp, ztrdt ) |
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| 122 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_sal, jptra_zdfp, ztrds ) |
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[4990] | 123 | ENDIF |
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[7646] | 124 | ! total trend for the non-time-filtered variables. |
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[12489] | 125 | zfact = 1.0 / rn_Dt |
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[11057] | 126 | ! G Nurser 23 Mar 2017. Recalculate trend as Delta(e3t*T)/e3tn; e3tn cancel from pts(Kmm) terms |
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[7646] | 127 | DO jk = 1, jpkm1 |
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[11057] | 128 | ztrdt(:,:,jk) = ( pts(:,:,jk,jp_tem,Kaa)*e3t(:,:,jk,Kaa) / e3t(:,:,jk,Kmm) - pts(:,:,jk,jp_tem,Kmm)) * zfact |
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| 129 | ztrds(:,:,jk) = ( pts(:,:,jk,jp_sal,Kaa)*e3t(:,:,jk,Kaa) / e3t(:,:,jk,Kmm) - pts(:,:,jk,jp_sal,Kmm)) * zfact |
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[7646] | 130 | END DO |
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[11057] | 131 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_tem, jptra_tot, ztrdt ) |
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| 132 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_sal, jptra_tot, ztrds ) |
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[9019] | 133 | IF( ln_linssh ) THEN ! linear sea surface height only |
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[8698] | 134 | ! Store now fields before applying the Asselin filter |
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| 135 | ! in order to calculate Asselin filter trend later. |
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[11057] | 136 | ztrdt(:,:,:) = pts(:,:,:,jp_tem,Kmm) |
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| 137 | ztrds(:,:,:) = pts(:,:,:,jp_sal,Kmm) |
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[8698] | 138 | ENDIF |
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[1110] | 139 | ENDIF |
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| 140 | |
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[12489] | 141 | IF( l_1st_euler ) THEN ! Euler time-stepping |
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[11099] | 142 | ! |
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[9019] | 143 | IF (l_trdtra .AND. .NOT. ln_linssh ) THEN ! Zero Asselin filter contribution must be explicitly written out since for vvl |
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[11057] | 144 | ! ! Asselin filter is output by tra_atf_vvl that is not called on this time step |
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[8698] | 145 | ztrdt(:,:,:) = 0._wp |
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| 146 | ztrds(:,:,:) = 0._wp |
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[11057] | 147 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_tem, jptra_atf, ztrdt ) |
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| 148 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_sal, jptra_atf, ztrds ) |
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[8698] | 149 | END IF |
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[6140] | 150 | ! |
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[2528] | 151 | ELSE ! Leap-Frog + Asselin filter time stepping |
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| 152 | ! |
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[12489] | 153 | IF( ln_linssh ) THEN ; CALL tra_atf_fix( kt, Kbb, Kmm, Kaa, nit000, 'TRA', pts, jpts ) ! linear free surface |
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| 154 | ELSE ; CALL tra_atf_vvl( kt, Kbb, Kmm, Kaa, nit000, rn_Dt, 'TRA', pts, sbc_tsc, sbc_tsc_b, jpts ) ! non-linear free surface |
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[2528] | 155 | ENDIF |
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[6140] | 156 | ! |
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[11057] | 157 | CALL lbc_lnk_multi( 'traatf', pts(:,:,:,jp_tem,Kbb) , 'T', 1., pts(:,:,:,jp_sal,Kbb) , 'T', 1., & |
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| 158 | & pts(:,:,:,jp_tem,Kmm) , 'T', 1., pts(:,:,:,jp_sal,Kmm) , 'T', 1., & |
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| 159 | & pts(:,:,:,jp_tem,Kaa), 'T', 1., pts(:,:,:,jp_sal,Kaa), 'T', 1. ) |
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[9094] | 160 | ! |
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[5656] | 161 | ENDIF |
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[2715] | 162 | ! |
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[8698] | 163 | IF( l_trdtra .AND. ln_linssh ) THEN ! trend of the Asselin filter (tb filtered - tb)/dt |
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[12489] | 164 | zfact = 1._wp / rDt |
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[1110] | 165 | DO jk = 1, jpkm1 |
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[11099] | 166 | ztrdt(:,:,jk) = ( pts(:,:,jk,jp_tem,Kmm) - ztrdt(:,:,jk) ) * zfact |
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| 167 | ztrds(:,:,jk) = ( pts(:,:,jk,jp_sal,Kmm) - ztrds(:,:,jk) ) * zfact |
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[1110] | 168 | END DO |
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[11057] | 169 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_tem, jptra_atf, ztrdt ) |
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| 170 | CALL trd_tra( kt, Kmm, Kaa, 'TRA', jp_sal, jptra_atf, ztrds ) |
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[1438] | 171 | END IF |
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[9019] | 172 | IF( l_trdtra ) DEALLOCATE( ztrdt , ztrds ) |
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[2715] | 173 | ! |
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[1438] | 174 | ! ! control print |
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[12236] | 175 | IF(sn_cfctl%l_prtctl) CALL prt_ctl( tab3d_1=pts(:,:,:,jp_tem,Kmm), clinfo1=' nxt - Tn: ', mask1=tmask, & |
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| 176 | & tab3d_2=pts(:,:,:,jp_sal,Kmm), clinfo2= ' Sn: ', mask2=tmask ) |
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[1438] | 177 | ! |
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[11057] | 178 | IF( ln_timing ) CALL timing_stop('tra_atf') |
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[3294] | 179 | ! |
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[11057] | 180 | END SUBROUTINE tra_atf |
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[1438] | 181 | |
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| 182 | |
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[11099] | 183 | SUBROUTINE tra_atf_fix( kt, Kbb, Kmm, Kaa, kit000, cdtype, pt, kjpt ) |
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[1438] | 184 | !!---------------------------------------------------------------------- |
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[11057] | 185 | !! *** ROUTINE tra_atf_fix *** |
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[1438] | 186 | !! |
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[11475] | 187 | !! ** Purpose : fixed volume: apply the Asselin time filter to the "now" field |
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[1438] | 188 | !! |
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| 189 | !! ** Method : - Apply a Asselin time filter on now fields. |
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| 190 | !! |
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[11475] | 191 | !! ** Action : - pt(Kmm) ready for the next time step |
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[1438] | 192 | !!---------------------------------------------------------------------- |
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[11057] | 193 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 194 | INTEGER , INTENT(in ) :: Kbb, Kmm, Kaa ! time level indices |
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| 195 | INTEGER , INTENT(in ) :: kit000 ! first time step index |
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| 196 | CHARACTER(len=3) , INTENT(in ) :: cdtype ! =TRA or TRC (tracer indicator) |
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| 197 | INTEGER , INTENT(in ) :: kjpt ! number of tracers |
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| 198 | REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt,jpt), INTENT(inout) :: pt ! tracer fields |
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[2715] | 199 | ! |
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[2528] | 200 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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| 201 | REAL(wp) :: ztn, ztd ! local scalars |
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[1438] | 202 | !!---------------------------------------------------------------------- |
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[6140] | 203 | ! |
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[3294] | 204 | IF( kt == kit000 ) THEN |
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[1438] | 205 | IF(lwp) WRITE(numout,*) |
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[11475] | 206 | IF(lwp) WRITE(numout,*) 'tra_atf_fix : time filtering', cdtype |
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[1438] | 207 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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| 208 | ENDIF |
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| 209 | ! |
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[2528] | 210 | DO jn = 1, kjpt |
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[1438] | 211 | ! |
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[12340] | 212 | DO_3D_00_00( 1, jpkm1 ) |
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| 213 | ztn = pt(ji,jj,jk,jn,Kmm) |
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| 214 | ztd = pt(ji,jj,jk,jn,Kaa) - 2._wp * ztn + pt(ji,jj,jk,jn,Kbb) ! time laplacian on tracers |
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| 215 | ! |
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[12489] | 216 | pt(ji,jj,jk,jn,Kmm) = ztn + rn_atfp * ztd ! pt <-- filtered pt |
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[12340] | 217 | END_3D |
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[1110] | 218 | ! |
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[2528] | 219 | END DO |
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[1438] | 220 | ! |
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[11057] | 221 | END SUBROUTINE tra_atf_fix |
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[3] | 222 | |
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[1110] | 223 | |
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[11057] | 224 | SUBROUTINE tra_atf_vvl( kt, Kbb, Kmm, Kaa, kit000, p2dt, cdtype, pt, psbc_tc, psbc_tc_b, kjpt ) |
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[1438] | 225 | !!---------------------------------------------------------------------- |
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[11057] | 226 | !! *** ROUTINE tra_atf_vvl *** |
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[1438] | 227 | !! |
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| 228 | !! ** Purpose : Time varying volume: apply the Asselin time filter |
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| 229 | !! |
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| 230 | !! ** Method : - Apply a thickness weighted Asselin time filter on now fields. |
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[12489] | 231 | !! pt(Kmm) = ( e3t(Kmm)*pt(Kmm) + rn_atfp*[ e3t(Kbb)*pt(Kbb) - 2 e3t(Kmm)*pt(Kmm) + e3t_a*pt(Kaa) ] ) |
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| 232 | !! /( e3t(Kmm) + rn_atfp*[ e3t(Kbb) - 2 e3t(Kmm) + e3t(Kaa) ] ) |
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[1438] | 233 | !! |
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[11475] | 234 | !! ** Action : - pt(Kmm) ready for the next time step |
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[1438] | 235 | !!---------------------------------------------------------------------- |
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[11057] | 236 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 237 | INTEGER , INTENT(in ) :: Kbb, Kmm, Kaa ! time level indices |
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| 238 | INTEGER , INTENT(in ) :: kit000 ! first time step index |
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| 239 | REAL(wp) , INTENT(in ) :: p2dt ! time-step |
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| 240 | CHARACTER(len=3) , INTENT(in ) :: cdtype ! =TRA or TRC (tracer indicator) |
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| 241 | INTEGER , INTENT(in ) :: kjpt ! number of tracers |
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| 242 | REAL(wp), DIMENSION(jpi,jpj,jpk,kjpt,jpt), INTENT(inout) :: pt ! tracer fields |
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| 243 | REAL(wp), DIMENSION(jpi,jpj ,kjpt) , INTENT(in ) :: psbc_tc ! surface tracer content |
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| 244 | REAL(wp), DIMENSION(jpi,jpj ,kjpt) , INTENT(in ) :: psbc_tc_b ! before surface tracer content |
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[6140] | 245 | ! |
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[5930] | 246 | LOGICAL :: ll_traqsr, ll_rnf, ll_isf ! local logical |
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[2528] | 247 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
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[8698] | 248 | REAL(wp) :: zfact, zfact1, ztc_a , ztc_n , ztc_b , ztc_f , ztc_d ! local scalar |
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[12372] | 249 | REAL(wp) :: zfact2, ze3t_b, ze3t_n, ze3t_a, ze3t_f, ze3t_d, zscale ! - - |
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[9019] | 250 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:,:) :: ztrd_atf |
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[1438] | 251 | !!---------------------------------------------------------------------- |
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[3294] | 252 | ! |
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| 253 | IF( kt == kit000 ) THEN |
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[1438] | 254 | IF(lwp) WRITE(numout,*) |
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[11475] | 255 | IF(lwp) WRITE(numout,*) 'tra_atf_vvl : time filtering', cdtype |
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[1438] | 256 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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| 257 | ENDIF |
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[2528] | 258 | ! |
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| 259 | IF( cdtype == 'TRA' ) THEN |
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| 260 | ll_traqsr = ln_traqsr ! active tracers case and solar penetration |
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[5467] | 261 | ll_rnf = ln_rnf ! active tracers case and river runoffs |
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[6140] | 262 | ll_isf = ln_isf ! active tracers case and ice shelf melting |
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| 263 | ELSE ! passive tracers case |
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| 264 | ll_traqsr = .FALSE. ! NO solar penetration |
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| 265 | ll_rnf = .FALSE. ! NO river runoffs ???? !!gm BUG ? |
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| 266 | ll_isf = .FALSE. ! NO ice shelf melting/freezing !!gm BUG ?? |
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[2528] | 267 | ENDIF |
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| 268 | ! |
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[9019] | 269 | IF( ( l_trdtra .AND. cdtype == 'TRA' ) .OR. ( l_trdtrc .AND. cdtype == 'TRC' ) ) THEN |
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| 270 | ALLOCATE( ztrd_atf(jpi,jpj,jpk,kjpt) ) |
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[8698] | 271 | ztrd_atf(:,:,:,:) = 0.0_wp |
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| 272 | ENDIF |
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[10095] | 273 | zfact = 1._wp / p2dt |
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[12489] | 274 | zfact1 = rn_atfp * p2dt |
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| 275 | zfact2 = zfact1 * r1_rho0 |
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[2528] | 276 | DO jn = 1, kjpt |
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[12340] | 277 | DO_3D_00_00( 1, jpkm1 ) |
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| 278 | ze3t_b = e3t(ji,jj,jk,Kbb) |
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| 279 | ze3t_n = e3t(ji,jj,jk,Kmm) |
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| 280 | ze3t_a = e3t(ji,jj,jk,Kaa) |
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| 281 | ! ! tracer content at Before, now and after |
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| 282 | ztc_b = pt(ji,jj,jk,jn,Kbb) * ze3t_b |
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| 283 | ztc_n = pt(ji,jj,jk,jn,Kmm) * ze3t_n |
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| 284 | ztc_a = pt(ji,jj,jk,jn,Kaa) * ze3t_a |
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| 285 | ! |
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| 286 | ze3t_d = ze3t_a - 2. * ze3t_n + ze3t_b |
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| 287 | ztc_d = ztc_a - 2. * ztc_n + ztc_b |
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| 288 | ! |
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[12489] | 289 | ze3t_f = ze3t_n + rn_atfp * ze3t_d |
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| 290 | ztc_f = ztc_n + rn_atfp * ztc_d |
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[12340] | 291 | ! |
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[12372] | 292 | ! Add asselin correction on scale factors: |
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| 293 | zscale = tmask(ji,jj,jk) * e3t(ji,jj,jk,Kmm) / ( ht(ji,jj) + 1._wp - ssmask(ji,jj) ) |
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| 294 | ze3t_f = ze3t_f - zfact2 * zscale * ( emp_b(ji,jj) - emp(ji,jj) ) |
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| 295 | IF ( ll_rnf ) ze3t_f = ze3t_f + zfact2 * zscale * ( rnf_b(ji,jj) - rnf(ji,jj) ) |
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| 296 | IF ( ll_isf ) THEN |
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| 297 | IF ( ln_isfcav_mlt ) ze3t_f = ze3t_f - zfact2 * zscale * ( fwfisf_cav_b(ji,jj) - fwfisf_cav(ji,jj) ) |
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| 298 | IF ( ln_isfpar_mlt ) ze3t_f = ze3t_f - zfact2 * zscale * ( fwfisf_par_b(ji,jj) - fwfisf_par(ji,jj) ) |
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| 299 | ENDIF |
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| 300 | ! |
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[12340] | 301 | IF( jk == mikt(ji,jj) ) THEN ! first level |
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| 302 | ztc_f = ztc_f - zfact1 * ( psbc_tc(ji,jj,jn) - psbc_tc_b(ji,jj,jn) ) |
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| 303 | ENDIF |
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| 304 | ! |
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| 305 | ! solar penetration (temperature only) |
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| 306 | IF( ll_traqsr .AND. jn == jp_tem .AND. jk <= nksr ) & |
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| 307 | & ztc_f = ztc_f - zfact1 * ( qsr_hc(ji,jj,jk) - qsr_hc_b(ji,jj,jk) ) |
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| 308 | ! |
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| 309 | ! |
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| 310 | IF( ll_rnf .AND. jk <= nk_rnf(ji,jj) ) & |
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| 311 | & ztc_f = ztc_f - zfact1 * ( rnf_tsc(ji,jj,jn) - rnf_tsc_b(ji,jj,jn) ) & |
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| 312 | & * e3t(ji,jj,jk,Kmm) / h_rnf(ji,jj) |
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[12156] | 313 | |
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[12340] | 314 | ! |
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| 315 | ! ice shelf |
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| 316 | IF( ll_isf ) THEN |
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| 317 | ! |
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| 318 | ! melt in the cavity |
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| 319 | IF ( ln_isfcav_mlt ) THEN |
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| 320 | ! level fully include in the Losch_2008 ice shelf boundary layer |
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| 321 | IF ( jk >= misfkt_cav(ji,jj) .AND. jk < misfkb_cav(ji,jj) ) THEN |
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| 322 | ztc_f = ztc_f - zfact1 * ( risf_cav_tsc(ji,jj,jn) - risf_cav_tsc_b(ji,jj,jn) ) & |
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| 323 | & * e3t(ji,jj,jk,Kmm) / rhisf_tbl_cav(ji,jj) |
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| 324 | END IF |
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| 325 | ! level partially include in Losch_2008 ice shelf boundary layer |
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| 326 | IF ( jk == misfkb_cav(ji,jj) ) THEN |
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| 327 | ztc_f = ztc_f - zfact1 * ( risf_cav_tsc(ji,jj,jn) - risf_cav_tsc_b(ji,jj,jn) ) & |
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| 328 | & * e3t(ji,jj,jk,Kmm) / rhisf_tbl_cav(ji,jj) * rfrac_tbl_cav(ji,jj) |
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| 329 | END IF |
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| 330 | END IF |
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| 331 | ! |
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| 332 | ! parametrised melt (cavity closed) |
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| 333 | IF ( ln_isfpar_mlt ) THEN |
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| 334 | ! level fully include in the Losch_2008 ice shelf boundary layer |
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| 335 | IF ( jk >= misfkt_par(ji,jj) .AND. jk < misfkb_par(ji,jj) ) THEN |
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| 336 | ztc_f = ztc_f - zfact1 * ( risf_par_tsc(ji,jj,jn) - risf_par_tsc_b(ji,jj,jn) ) & |
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| 337 | & * e3t(ji,jj,jk,Kmm) / rhisf_tbl_par(ji,jj) |
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| 338 | END IF |
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| 339 | ! level partially include in Losch_2008 ice shelf boundary layer |
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| 340 | IF ( jk == misfkb_par(ji,jj) ) THEN |
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| 341 | ztc_f = ztc_f - zfact1 * ( risf_par_tsc(ji,jj,jn) - risf_par_tsc_b(ji,jj,jn) ) & |
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| 342 | & * e3t(ji,jj,jk,Kmm) / rhisf_tbl_par(ji,jj) * rfrac_tbl_par(ji,jj) |
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| 343 | END IF |
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| 344 | END IF |
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| 345 | ! |
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| 346 | ! ice sheet coupling correction |
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| 347 | IF ( ln_isfcpl ) THEN |
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[12156] | 348 | ! |
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[12340] | 349 | ! at kt = nit000, risfcpl_vol_n = 0 and risfcpl_vol_b = risfcpl_vol so contribution nul |
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| 350 | IF ( ln_rstart .AND. kt == nit000+1 ) THEN |
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| 351 | ztc_f = ztc_f + zfact1 * risfcpl_tsc(ji,jj,jk,jn) * r1_e1e2t(ji,jj) |
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[12372] | 352 | ! Shouldn't volume increment be spread according thanks to zscale ? |
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[12340] | 353 | ze3t_f = ze3t_f - zfact1 * risfcpl_vol(ji,jj,jk ) * r1_e1e2t(ji,jj) |
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[5643] | 354 | END IF |
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[6140] | 355 | ! |
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[12340] | 356 | END IF |
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| 357 | ! |
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| 358 | END IF |
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| 359 | ! |
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| 360 | ze3t_f = 1.e0 / ze3t_f |
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| 361 | pt(ji,jj,jk,jn,Kmm) = ztc_f * ze3t_f ! time filtered "now" field |
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| 362 | ! |
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| 363 | IF( ( l_trdtra .and. cdtype == 'TRA' ) .OR. ( l_trdtrc .and. cdtype == 'TRC' ) ) THEN |
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| 364 | ztrd_atf(ji,jj,jk,jn) = (ztc_f - ztc_n) * zfact/ze3t_n |
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| 365 | ENDIF |
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| 366 | ! |
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| 367 | END_3D |
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[2528] | 368 | ! |
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| 369 | END DO |
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[503] | 370 | ! |
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[9019] | 371 | IF( ( l_trdtra .AND. cdtype == 'TRA' ) .OR. ( l_trdtrc .AND. cdtype == 'TRC' ) ) THEN |
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| 372 | IF( l_trdtra .AND. cdtype == 'TRA' ) THEN |
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[11057] | 373 | CALL trd_tra( kt, Kmm, Kaa, cdtype, jp_tem, jptra_atf, ztrd_atf(:,:,:,jp_tem) ) |
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| 374 | CALL trd_tra( kt, Kmm, Kaa, cdtype, jp_sal, jptra_atf, ztrd_atf(:,:,:,jp_sal) ) |
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[9019] | 375 | ENDIF |
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| 376 | IF( l_trdtrc .AND. cdtype == 'TRC' ) THEN |
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| 377 | DO jn = 1, kjpt |
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[11057] | 378 | CALL trd_tra( kt, Kmm, Kaa, cdtype, jn, jptra_atf, ztrd_atf(:,:,:,jn) ) |
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[9019] | 379 | END DO |
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| 380 | ENDIF |
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| 381 | DEALLOCATE( ztrd_atf ) |
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[8698] | 382 | ENDIF |
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| 383 | ! |
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[11057] | 384 | END SUBROUTINE tra_atf_vvl |
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[3] | 385 | |
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| 386 | !!====================================================================== |
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[11057] | 387 | END MODULE traatf |
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