[3] | 1 | MODULE dynvor |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE dynvor *** |
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| 4 | !! Ocean dynamics: Update the momentum trend with the relative and |
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| 5 | !! planetary vorticity trends |
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| 6 | !!====================================================================== |
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[2715] | 7 | !! History : OPA ! 1989-12 (P. Andrich) vor_ens: Original code |
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| 8 | !! 5.0 ! 1991-11 (G. Madec) vor_ene, vor_mix: Original code |
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| 9 | !! 6.0 ! 1996-01 (G. Madec) s-coord, suppress work arrays |
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| 10 | !! NEMO 0.5 ! 2002-08 (G. Madec) F90: Free form and module |
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| 11 | !! 1.0 ! 2004-02 (G. Madec) vor_een: Original code |
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| 12 | !! - ! 2003-08 (G. Madec) add vor_ctl |
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| 13 | !! - ! 2005-11 (G. Madec) add dyn_vor (new step architecture) |
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| 14 | !! 2.0 ! 2006-11 (G. Madec) flux form advection: add metric term |
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| 15 | !! 3.2 ! 2009-04 (R. Benshila) vvl: correction of een scheme |
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| 16 | !! 3.3 ! 2010-10 (C. Ethe, G. Madec) reorganisation of initialisation phase |
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[4990] | 17 | !! 3.7 ! 2014-04 (G. Madec) trend simplification: suppress jpdyn_trd_dat vorticity |
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[5836] | 18 | !! - ! 2014-06 (G. Madec) suppression of velocity curl from in-core memory |
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[503] | 19 | !!---------------------------------------------------------------------- |
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[3] | 20 | |
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| 21 | !!---------------------------------------------------------------------- |
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[2528] | 22 | !! dyn_vor : Update the momentum trend with the vorticity trend |
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| 23 | !! vor_ens : enstrophy conserving scheme (ln_dynvor_ens=T) |
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| 24 | !! vor_ene : energy conserving scheme (ln_dynvor_ene=T) |
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| 25 | !! vor_een : energy and enstrophy conserving (ln_dynvor_een=T) |
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| 26 | !! dyn_vor_init : set and control of the different vorticity option |
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[3] | 27 | !!---------------------------------------------------------------------- |
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[503] | 28 | USE oce ! ocean dynamics and tracers |
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| 29 | USE dom_oce ! ocean space and time domain |
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[3294] | 30 | USE dommsk ! ocean mask |
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[643] | 31 | USE dynadv ! momentum advection (use ln_dynadv_vec value) |
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[4990] | 32 | USE trd_oce ! trends: ocean variables |
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| 33 | USE trddyn ! trend manager: dynamics |
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[5930] | 34 | USE c1d ! 1D vertical configuration |
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[5836] | 35 | ! |
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[503] | 36 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 37 | USE prtctl ! Print control |
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| 38 | USE in_out_manager ! I/O manager |
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[3294] | 39 | USE lib_mpp ! MPP library |
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| 40 | USE wrk_nemo ! Memory Allocation |
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| 41 | USE timing ! Timing |
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[3] | 42 | |
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[3294] | 43 | |
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[3] | 44 | IMPLICIT NONE |
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| 45 | PRIVATE |
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| 46 | |
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[2528] | 47 | PUBLIC dyn_vor ! routine called by step.F90 |
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[5836] | 48 | PUBLIC dyn_vor_init ! routine called by nemogcm.F90 |
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[3] | 49 | |
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[4147] | 50 | ! !!* Namelist namdyn_vor: vorticity term |
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[5836] | 51 | LOGICAL, PUBLIC :: ln_dynvor_ene !: energy conserving scheme (ENE) |
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| 52 | LOGICAL, PUBLIC :: ln_dynvor_ens !: enstrophy conserving scheme (ENS) |
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| 53 | LOGICAL, PUBLIC :: ln_dynvor_mix !: mixed scheme (MIX) |
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| 54 | LOGICAL, PUBLIC :: ln_dynvor_een !: energy and enstrophy conserving scheme (EEN) |
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| 55 | INTEGER, PUBLIC :: nn_een_e3f !: e3f=masked averaging of e3t divided by 4 (=0) or by the sum of mask (=1) |
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| 56 | LOGICAL, PUBLIC :: ln_dynvor_msk !: vorticity multiplied by fmask (=T) or not (=F) (all vorticity schemes) |
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[3] | 57 | |
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[5836] | 58 | INTEGER :: nvor_scheme ! choice of the type of advection scheme |
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| 59 | ! ! associated indices: |
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| 60 | INTEGER, PUBLIC, PARAMETER :: np_ENE = 1 ! ENE scheme |
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| 61 | INTEGER, PUBLIC, PARAMETER :: np_ENS = 2 ! ENS scheme |
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| 62 | INTEGER, PUBLIC, PARAMETER :: np_MIX = 3 ! MIX scheme |
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| 63 | INTEGER, PUBLIC, PARAMETER :: np_EEN = 4 ! EEN scheme |
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[455] | 64 | |
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[5836] | 65 | INTEGER :: ncor, nrvm, ntot ! choice of calculated vorticity |
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| 66 | ! ! associated indices: |
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| 67 | INTEGER, PARAMETER :: np_COR = 1 ! Coriolis (planetary) |
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| 68 | INTEGER, PARAMETER :: np_RVO = 2 ! relative vorticity |
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| 69 | INTEGER, PARAMETER :: np_MET = 3 ! metric term |
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| 70 | INTEGER, PARAMETER :: np_CRV = 4 ! relative + planetary (total vorticity) |
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| 71 | INTEGER, PARAMETER :: np_CME = 5 ! Coriolis + metric term |
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| 72 | |
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| 73 | REAL(wp) :: r1_4 = 0.250_wp ! =1/4 |
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| 74 | REAL(wp) :: r1_8 = 0.125_wp ! =1/8 |
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| 75 | REAL(wp) :: r1_12 = 1._wp / 12._wp ! 1/12 |
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| 76 | |
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[3] | 77 | !! * Substitutions |
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| 78 | # include "domzgr_substitute.h90" |
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| 79 | # include "vectopt_loop_substitute.h90" |
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| 80 | !!---------------------------------------------------------------------- |
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[5836] | 81 | !! NEMO/OPA 3.7 , NEMO Consortium (2014) |
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[1152] | 82 | !! $Id$ |
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[2715] | 83 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[3] | 84 | !!---------------------------------------------------------------------- |
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| 85 | CONTAINS |
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| 86 | |
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[455] | 87 | SUBROUTINE dyn_vor( kt ) |
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[3] | 88 | !!---------------------------------------------------------------------- |
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| 89 | !! |
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[455] | 90 | !! ** Purpose : compute the lateral ocean tracer physics. |
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| 91 | !! |
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| 92 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
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[503] | 93 | !! - save the trends in (ztrdu,ztrdv) in 2 parts (relative |
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[4990] | 94 | !! and planetary vorticity trends) and send them to trd_dyn |
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| 95 | !! for futher diagnostics (l_trddyn=T) |
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[503] | 96 | !!---------------------------------------------------------------------- |
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[3294] | 97 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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[2715] | 98 | ! |
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[3294] | 99 | REAL(wp), POINTER, DIMENSION(:,:,:) :: ztrdu, ztrdv |
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[455] | 100 | !!---------------------------------------------------------------------- |
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[2715] | 101 | ! |
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[3294] | 102 | IF( nn_timing == 1 ) CALL timing_start('dyn_vor') |
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| 103 | ! |
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| 104 | IF( l_trddyn ) CALL wrk_alloc( jpi,jpj,jpk, ztrdu, ztrdv ) |
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| 105 | ! |
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[5836] | 106 | SELECT CASE ( nvor_scheme ) !== vorticity trend added to the general trend ==! |
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[643] | 107 | ! |
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[5836] | 108 | CASE ( np_ENE ) !* energy conserving scheme |
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| 109 | IF( l_trddyn ) THEN ! trend diagnostics: split the trend in two |
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[455] | 110 | ztrdu(:,:,:) = ua(:,:,:) |
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| 111 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 112 | CALL vor_ene( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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[455] | 113 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 114 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 115 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 116 | ztrdu(:,:,:) = ua(:,:,:) |
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| 117 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 118 | CALL vor_ene( kt, ncor, ua, va ) ! planetary vorticity trend |
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[455] | 119 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 120 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 121 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 122 | ELSE |
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[5836] | 123 | CALL vor_ene( kt, ntot, ua, va ) ! total vorticity trend |
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[455] | 124 | ENDIF |
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[643] | 125 | ! |
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[5836] | 126 | CASE ( np_ENS ) !* enstrophy conserving scheme |
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| 127 | IF( l_trddyn ) THEN ! trend diagnostics: splitthe trend in two |
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[455] | 128 | ztrdu(:,:,:) = ua(:,:,:) |
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| 129 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 130 | CALL vor_ens( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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[455] | 131 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 132 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 133 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 134 | ztrdu(:,:,:) = ua(:,:,:) |
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| 135 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 136 | CALL vor_ens( kt, ncor, ua, va ) ! planetary vorticity trend |
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[455] | 137 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 138 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 139 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 140 | ELSE |
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[5836] | 141 | CALL vor_ens( kt, ntot, ua, va ) ! total vorticity trend |
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[455] | 142 | ENDIF |
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[643] | 143 | ! |
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[5836] | 144 | CASE ( np_MIX ) !* mixed ene-ens scheme |
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| 145 | IF( l_trddyn ) THEN ! trend diagnostics: split the trend in two |
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[455] | 146 | ztrdu(:,:,:) = ua(:,:,:) |
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| 147 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 148 | CALL vor_ens( kt, nrvm, ua, va ) ! relative vorticity or metric trend (ens) |
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[455] | 149 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 150 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 151 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 152 | ztrdu(:,:,:) = ua(:,:,:) |
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| 153 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 154 | CALL vor_ene( kt, ncor, ua, va ) ! planetary vorticity trend (ene) |
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[455] | 155 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 156 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 157 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 158 | ELSE |
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[5836] | 159 | CALL vor_ens( kt, nrvm, ua, va ) ! relative vorticity or metric trend (ens) |
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| 160 | CALL vor_ene( kt, ncor, ua, va ) ! planetary vorticity trend (ene) |
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| 161 | ENDIF |
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[643] | 162 | ! |
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[5836] | 163 | CASE ( np_EEN ) !* energy and enstrophy conserving scheme |
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| 164 | IF( l_trddyn ) THEN ! trend diagnostics: split the trend in two |
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[455] | 165 | ztrdu(:,:,:) = ua(:,:,:) |
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| 166 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 167 | CALL vor_een( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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[455] | 168 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 169 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 170 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 171 | ztrdu(:,:,:) = ua(:,:,:) |
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| 172 | ztrdv(:,:,:) = va(:,:,:) |
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[5836] | 173 | CALL vor_een( kt, ncor, ua, va ) ! planetary vorticity trend |
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[455] | 174 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 175 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 176 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 177 | ELSE |
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[5836] | 178 | CALL vor_een( kt, ntot, ua, va ) ! total vorticity trend |
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[455] | 179 | ENDIF |
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[643] | 180 | ! |
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[455] | 181 | END SELECT |
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[2715] | 182 | ! |
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[455] | 183 | ! ! print sum trends (used for debugging) |
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[2715] | 184 | IF(ln_ctl) CALL prt_ctl( tab3d_1=ua, clinfo1=' vor - Ua: ', mask1=umask, & |
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[455] | 185 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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[1438] | 186 | ! |
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[3294] | 187 | IF( l_trddyn ) CALL wrk_dealloc( jpi,jpj,jpk, ztrdu, ztrdv ) |
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| 188 | ! |
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| 189 | IF( nn_timing == 1 ) CALL timing_stop('dyn_vor') |
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| 190 | ! |
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[455] | 191 | END SUBROUTINE dyn_vor |
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| 192 | |
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| 193 | |
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[643] | 194 | SUBROUTINE vor_ene( kt, kvor, pua, pva ) |
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[455] | 195 | !!---------------------------------------------------------------------- |
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| 196 | !! *** ROUTINE vor_ene *** |
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| 197 | !! |
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[3] | 198 | !! ** Purpose : Compute the now total vorticity trend and add it to |
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| 199 | !! the general trend of the momentum equation. |
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| 200 | !! |
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| 201 | !! ** Method : Trend evaluated using now fields (centered in time) |
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[5836] | 202 | !! and the Sadourny (1975) flux form formulation : conserves the |
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| 203 | !! horizontal kinetic energy. |
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| 204 | !! The general trend of momentum is increased due to the vorticity |
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| 205 | !! term which is given by: |
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| 206 | !! voru = 1/e1u mj-1[ (rvor+f)/e3f mi(e1v*e3v vn) ] |
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| 207 | !! vorv = 1/e2v mi-1[ (rvor+f)/e3f mj(e2u*e3u un) ] |
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| 208 | !! where rvor is the relative vorticity |
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[3] | 209 | !! |
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| 210 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
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| 211 | !! |
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[503] | 212 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
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[3] | 213 | !!---------------------------------------------------------------------- |
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[643] | 214 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 215 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
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[1438] | 216 | ! ! =nrvm (relative vorticity or metric) |
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[643] | 217 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
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| 218 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
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[2715] | 219 | ! |
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[5836] | 220 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 221 | REAL(wp) :: zx1, zy1, zx2, zy2 ! local scalars |
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| 222 | REAL(wp), POINTER, DIMENSION(:,:) :: zwx, zwy, zwz ! 2D workspace |
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[3] | 223 | !!---------------------------------------------------------------------- |
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[3294] | 224 | ! |
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| 225 | IF( nn_timing == 1 ) CALL timing_start('vor_ene') |
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| 226 | ! |
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| 227 | CALL wrk_alloc( jpi, jpj, zwx, zwy, zwz ) |
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| 228 | ! |
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[52] | 229 | IF( kt == nit000 ) THEN |
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| 230 | IF(lwp) WRITE(numout,*) |
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[455] | 231 | IF(lwp) WRITE(numout,*) 'dyn:vor_ene : vorticity term: energy conserving scheme' |
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| 232 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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[52] | 233 | ENDIF |
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[5836] | 234 | ! |
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[3] | 235 | ! ! =============== |
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| 236 | DO jk = 1, jpkm1 ! Horizontal slab |
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| 237 | ! ! =============== |
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[1438] | 238 | ! |
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[5836] | 239 | SELECT CASE( kvor ) !== vorticity considered ==! |
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| 240 | CASE ( np_COR ) !* Coriolis (planetary vorticity) |
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| 241 | zwz(:,:) = ff(:,:) |
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| 242 | CASE ( np_RVO ) !* relative vorticity |
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[643] | 243 | DO jj = 1, jpjm1 |
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| 244 | DO ji = 1, fs_jpim1 ! vector opt. |
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[5836] | 245 | zwz(ji,jj) = ( e2v(ji+1,jj ) * vn(ji+1,jj ,jk) - e2v(ji,jj) * vn(ji,jj,jk) & |
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| 246 | & - e1u(ji ,jj+1) * un(ji ,jj+1,jk) + e1u(ji,jj) * un(ji,jj,jk) ) * r1_e1e2f(ji,jj) |
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| 247 | END DO |
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| 248 | END DO |
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| 249 | CASE ( np_MET ) !* metric term |
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| 250 | DO jj = 1, jpjm1 |
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| 251 | DO ji = 1, fs_jpim1 ! vector opt. |
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[643] | 252 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
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| 253 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
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[5836] | 254 | & * 0.5 * r1_e1e2f(ji,jj) |
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[643] | 255 | END DO |
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| 256 | END DO |
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[5836] | 257 | CASE ( np_CRV ) !* Coriolis + relative vorticity |
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[643] | 258 | DO jj = 1, jpjm1 |
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| 259 | DO ji = 1, fs_jpim1 ! vector opt. |
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[5836] | 260 | zwz(ji,jj) = ff(ji,jj) + ( e2v(ji+1,jj ) * vn(ji+1,jj ,jk) - e2v(ji,jj) * vn(ji,jj,jk) & |
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| 261 | & - e1u(ji ,jj+1) * un(ji ,jj+1,jk) + e1u(ji,jj) * un(ji,jj,jk) ) & |
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| 262 | & * r1_e1e2f(ji,jj) |
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[643] | 263 | END DO |
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| 264 | END DO |
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[5836] | 265 | CASE ( np_CME ) !* Coriolis + metric |
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| 266 | DO jj = 1, jpjm1 |
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| 267 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 268 | zwz(ji,jj) = ff(ji,jj) & |
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| 269 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
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| 270 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
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| 271 | & * 0.5 * r1_e1e2f(ji,jj) |
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| 272 | END DO |
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| 273 | END DO |
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| 274 | CASE DEFAULT ! error |
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| 275 | CALL ctl_stop('STOP','dyn_vor: wrong value for kvor' ) |
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[455] | 276 | END SELECT |
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[5836] | 277 | ! |
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| 278 | IF( ln_dynvor_msk ) THEN !== mask/unmask vorticity ==! |
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| 279 | DO jj = 1, jpjm1 |
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| 280 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 281 | zwz(ji,jj) = zwz(ji,jj) * fmask(ji,jj,jk) |
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| 282 | END DO |
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| 283 | END DO |
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| 284 | ENDIF |
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[455] | 285 | |
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| 286 | IF( ln_sco ) THEN |
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| 287 | zwz(:,:) = zwz(:,:) / fse3f(:,:,jk) |
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[3] | 288 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
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| 289 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
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| 290 | ELSE |
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| 291 | zwx(:,:) = e2u(:,:) * un(:,:,jk) |
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| 292 | zwy(:,:) = e1v(:,:) * vn(:,:,jk) |
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| 293 | ENDIF |
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[5836] | 294 | ! !== compute and add the vorticity term trend =! |
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[3] | 295 | DO jj = 2, jpjm1 |
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| 296 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 297 | zy1 = zwy(ji,jj-1) + zwy(ji+1,jj-1) |
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| 298 | zy2 = zwy(ji,jj ) + zwy(ji+1,jj ) |
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| 299 | zx1 = zwx(ji-1,jj) + zwx(ji-1,jj+1) |
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| 300 | zx2 = zwx(ji ,jj) + zwx(ji ,jj+1) |
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[5836] | 301 | pua(ji,jj,jk) = pua(ji,jj,jk) + r1_4 * r1_e1u(ji,jj) * ( zwz(ji ,jj-1) * zy1 + zwz(ji,jj) * zy2 ) |
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| 302 | pva(ji,jj,jk) = pva(ji,jj,jk) - r1_4 * r1_e2v(ji,jj) * ( zwz(ji-1,jj ) * zx1 + zwz(ji,jj) * zx2 ) |
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[3] | 303 | END DO |
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| 304 | END DO |
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| 305 | ! ! =============== |
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| 306 | END DO ! End of slab |
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| 307 | ! ! =============== |
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[3294] | 308 | CALL wrk_dealloc( jpi, jpj, zwx, zwy, zwz ) |
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[2715] | 309 | ! |
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[3294] | 310 | IF( nn_timing == 1 ) CALL timing_stop('vor_ene') |
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| 311 | ! |
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[455] | 312 | END SUBROUTINE vor_ene |
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[216] | 313 | |
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| 314 | |
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[643] | 315 | SUBROUTINE vor_ens( kt, kvor, pua, pva ) |
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[3] | 316 | !!---------------------------------------------------------------------- |
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[455] | 317 | !! *** ROUTINE vor_ens *** |
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[3] | 318 | !! |
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| 319 | !! ** Purpose : Compute the now total vorticity trend and add it to |
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| 320 | !! the general trend of the momentum equation. |
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| 321 | !! |
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| 322 | !! ** Method : Trend evaluated using now fields (centered in time) |
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| 323 | !! and the Sadourny (1975) flux FORM formulation : conserves the |
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| 324 | !! potential enstrophy of a horizontally non-divergent flow. the |
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| 325 | !! trend of the vorticity term is given by: |
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[5836] | 326 | !! voru = 1/e1u mj-1[ (rvor+f)/e3f ] mj-1[ mi(e1v*e3v vn) ] |
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| 327 | !! vorv = 1/e2v mi-1[ (rvor+f)/e3f ] mi-1[ mj(e2u*e3u un) ] |
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[3] | 328 | !! Add this trend to the general momentum trend (ua,va): |
---|
| 329 | !! (ua,va) = (ua,va) + ( voru , vorv ) |
---|
| 330 | !! |
---|
| 331 | !! ** Action : - Update (ua,va) arrays with the now vorticity term trend |
---|
| 332 | !! |
---|
[503] | 333 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
---|
[3] | 334 | !!---------------------------------------------------------------------- |
---|
[643] | 335 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
---|
| 336 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
---|
| 337 | ! ! =nrvm (relative vorticity or metric) |
---|
| 338 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
---|
| 339 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
---|
[2715] | 340 | ! |
---|
[5836] | 341 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 342 | REAL(wp) :: zuav, zvau ! local scalars |
---|
| 343 | REAL(wp), POINTER, DIMENSION(:,:) :: zwx, zwy, zwz, zww ! 2D workspace |
---|
[3] | 344 | !!---------------------------------------------------------------------- |
---|
[3294] | 345 | ! |
---|
| 346 | IF( nn_timing == 1 ) CALL timing_start('vor_ens') |
---|
| 347 | ! |
---|
| 348 | CALL wrk_alloc( jpi, jpj, zwx, zwy, zwz ) |
---|
| 349 | ! |
---|
[52] | 350 | IF( kt == nit000 ) THEN |
---|
| 351 | IF(lwp) WRITE(numout,*) |
---|
[455] | 352 | IF(lwp) WRITE(numout,*) 'dyn:vor_ens : vorticity term: enstrophy conserving scheme' |
---|
| 353 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
---|
[52] | 354 | ENDIF |
---|
[3] | 355 | ! ! =============== |
---|
| 356 | DO jk = 1, jpkm1 ! Horizontal slab |
---|
| 357 | ! ! =============== |
---|
[1438] | 358 | ! |
---|
[5836] | 359 | SELECT CASE( kvor ) !== vorticity considered ==! |
---|
| 360 | CASE ( np_COR ) !* Coriolis (planetary vorticity) |
---|
| 361 | zwz(:,:) = ff(:,:) |
---|
| 362 | CASE ( np_RVO ) !* relative vorticity |
---|
[643] | 363 | DO jj = 1, jpjm1 |
---|
| 364 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[5836] | 365 | zwz(ji,jj) = ( e2v(ji+1,jj ) * vn(ji+1,jj ,jk) - e2v(ji,jj) * vn(ji,jj,jk) & |
---|
| 366 | & - e1u(ji ,jj+1) * un(ji ,jj+1,jk) + e1u(ji,jj) * un(ji,jj,jk) ) * r1_e1e2f(ji,jj) |
---|
| 367 | END DO |
---|
| 368 | END DO |
---|
| 369 | CASE ( np_MET ) !* metric term |
---|
| 370 | DO jj = 1, jpjm1 |
---|
| 371 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[643] | 372 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 373 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
[5836] | 374 | & * 0.5 * r1_e1e2f(ji,jj) |
---|
[643] | 375 | END DO |
---|
| 376 | END DO |
---|
[5836] | 377 | CASE ( np_CRV ) !* Coriolis + relative vorticity |
---|
[643] | 378 | DO jj = 1, jpjm1 |
---|
| 379 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[5836] | 380 | zwz(ji,jj) = ff(ji,jj) + ( e2v(ji+1,jj ) * vn(ji+1,jj ,jk) - e2v(ji,jj) * vn(ji,jj,jk) & |
---|
| 381 | & - e1u(ji ,jj+1) * un(ji ,jj+1,jk) + e1u(ji,jj) * un(ji,jj,jk) ) & |
---|
| 382 | & * r1_e1e2f(ji,jj) |
---|
[643] | 383 | END DO |
---|
| 384 | END DO |
---|
[5836] | 385 | CASE ( np_CME ) !* Coriolis + metric |
---|
| 386 | DO jj = 1, jpjm1 |
---|
| 387 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 388 | zwz(ji,jj) = ff(ji,jj) & |
---|
| 389 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 390 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
| 391 | & * 0.5 * r1_e1e2f(ji,jj) |
---|
| 392 | END DO |
---|
| 393 | END DO |
---|
| 394 | CASE DEFAULT ! error |
---|
| 395 | CALL ctl_stop('STOP','dyn_vor: wrong value for kvor' ) |
---|
[455] | 396 | END SELECT |
---|
[1438] | 397 | ! |
---|
[5836] | 398 | IF( ln_dynvor_msk ) THEN !== mask/unmask vorticity ==! |
---|
| 399 | DO jj = 1, jpjm1 |
---|
| 400 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 401 | zwz(ji,jj) = zwz(ji,jj) * fmask(ji,jj,jk) |
---|
[3] | 402 | END DO |
---|
| 403 | END DO |
---|
[5836] | 404 | ENDIF |
---|
| 405 | ! |
---|
| 406 | IF( ln_sco ) THEN !== horizontal fluxes ==! |
---|
| 407 | zwz(:,:) = zwz(:,:) / fse3f(:,:,jk) |
---|
| 408 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
---|
| 409 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
---|
[3] | 410 | ELSE |
---|
[5836] | 411 | zwx(:,:) = e2u(:,:) * un(:,:,jk) |
---|
| 412 | zwy(:,:) = e1v(:,:) * vn(:,:,jk) |
---|
[3] | 413 | ENDIF |
---|
[5836] | 414 | ! !== compute and add the vorticity term trend =! |
---|
[3] | 415 | DO jj = 2, jpjm1 |
---|
| 416 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 417 | zuav = r1_8 * r1_e1u(ji,jj) * ( zwy(ji ,jj-1) + zwy(ji+1,jj-1) & |
---|
| 418 | & + zwy(ji ,jj ) + zwy(ji+1,jj ) ) |
---|
| 419 | zvau =-r1_8 * r1_e2v(ji,jj) * ( zwx(ji-1,jj ) + zwx(ji-1,jj+1) & |
---|
| 420 | & + zwx(ji ,jj ) + zwx(ji ,jj+1) ) |
---|
[455] | 421 | pua(ji,jj,jk) = pua(ji,jj,jk) + zuav * ( zwz(ji ,jj-1) + zwz(ji,jj) ) |
---|
| 422 | pva(ji,jj,jk) = pva(ji,jj,jk) + zvau * ( zwz(ji-1,jj ) + zwz(ji,jj) ) |
---|
[3] | 423 | END DO |
---|
| 424 | END DO |
---|
| 425 | ! ! =============== |
---|
| 426 | END DO ! End of slab |
---|
| 427 | ! ! =============== |
---|
[3294] | 428 | CALL wrk_dealloc( jpi, jpj, zwx, zwy, zwz ) |
---|
[2715] | 429 | ! |
---|
[3294] | 430 | IF( nn_timing == 1 ) CALL timing_stop('vor_ens') |
---|
| 431 | ! |
---|
[455] | 432 | END SUBROUTINE vor_ens |
---|
[216] | 433 | |
---|
| 434 | |
---|
[643] | 435 | SUBROUTINE vor_een( kt, kvor, pua, pva ) |
---|
[108] | 436 | !!---------------------------------------------------------------------- |
---|
[455] | 437 | !! *** ROUTINE vor_een *** |
---|
[108] | 438 | !! |
---|
| 439 | !! ** Purpose : Compute the now total vorticity trend and add it to |
---|
| 440 | !! the general trend of the momentum equation. |
---|
| 441 | !! |
---|
| 442 | !! ** Method : Trend evaluated using now fields (centered in time) |
---|
[1438] | 443 | !! and the Arakawa and Lamb (1980) flux form formulation : conserves |
---|
[108] | 444 | !! both the horizontal kinetic energy and the potential enstrophy |
---|
[1438] | 445 | !! when horizontal divergence is zero (see the NEMO documentation) |
---|
| 446 | !! Add this trend to the general momentum trend (ua,va). |
---|
[108] | 447 | !! |
---|
| 448 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
---|
| 449 | !! |
---|
[503] | 450 | !! References : Arakawa and Lamb 1980, Mon. Wea. Rev., 109, 18-36 |
---|
| 451 | !!---------------------------------------------------------------------- |
---|
[643] | 452 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
---|
[5836] | 453 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; =nrvm (relative or metric) |
---|
[643] | 454 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
---|
| 455 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
---|
[5836] | 456 | ! |
---|
| 457 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 458 | INTEGER :: ierr ! local integer |
---|
| 459 | REAL(wp) :: zua, zva ! local scalars |
---|
| 460 | REAL(wp) :: zmsk, ze3 ! local scalars |
---|
| 461 | ! |
---|
| 462 | REAL(wp), POINTER, DIMENSION(:,:) :: zwx, zwy, zwz, z1_e3f |
---|
| 463 | REAL(wp), POINTER, DIMENSION(:,:) :: ztnw, ztne, ztsw, ztse |
---|
[108] | 464 | !!---------------------------------------------------------------------- |
---|
[3294] | 465 | ! |
---|
| 466 | IF( nn_timing == 1 ) CALL timing_start('vor_een') |
---|
| 467 | ! |
---|
[5836] | 468 | CALL wrk_alloc( jpi,jpj, zwx , zwy , zwz , z1_e3f ) |
---|
| 469 | CALL wrk_alloc( jpi,jpj, ztnw, ztne, ztsw, ztse ) |
---|
[3294] | 470 | ! |
---|
[108] | 471 | IF( kt == nit000 ) THEN |
---|
| 472 | IF(lwp) WRITE(numout,*) |
---|
[455] | 473 | IF(lwp) WRITE(numout,*) 'dyn:vor_een : vorticity term: energy and enstrophy conserving scheme' |
---|
| 474 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
---|
[1438] | 475 | ENDIF |
---|
[5836] | 476 | ! |
---|
| 477 | ! ! =============== |
---|
| 478 | DO jk = 1, jpkm1 ! Horizontal slab |
---|
| 479 | ! ! =============== |
---|
| 480 | ! |
---|
| 481 | SELECT CASE( nn_een_e3f ) ! == reciprocal of e3 at F-point |
---|
| 482 | CASE ( 0 ) ! original formulation (masked averaging of e3t divided by 4) |
---|
| 483 | DO jj = 1, jpjm1 |
---|
| 484 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 485 | ze3 = ( fse3t(ji,jj+1,jk)*tmask(ji,jj+1,jk) + fse3t(ji+1,jj+1,jk)*tmask(ji+1,jj+1,jk) & |
---|
| 486 | & + fse3t(ji,jj ,jk)*tmask(ji,jj ,jk) + fse3t(ji+1,jj ,jk)*tmask(ji+1,jj ,jk) ) |
---|
| 487 | IF( ze3 /= 0._wp ) THEN ; z1_e3f(ji,jj) = 4.0_wp / ze3 |
---|
| 488 | ELSE ; z1_e3f(ji,jj) = 0.0_wp |
---|
| 489 | ENDIF |
---|
[108] | 490 | END DO |
---|
| 491 | END DO |
---|
[5836] | 492 | CASE ( 1 ) ! new formulation (masked averaging of e3t divided by the sum of mask) |
---|
| 493 | DO jj = 1, jpjm1 |
---|
| 494 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 495 | ze3 = ( fse3t(ji,jj+1,jk)*tmask(ji,jj+1,jk) + fse3t(ji+1,jj+1,jk)*tmask(ji+1,jj+1,jk) & |
---|
| 496 | & + fse3t(ji,jj ,jk)*tmask(ji,jj ,jk) + fse3t(ji+1,jj ,jk)*tmask(ji+1,jj ,jk) ) |
---|
| 497 | zmsk = ( tmask(ji,jj+1,jk) + tmask(ji+1,jj+1,jk) & |
---|
| 498 | & + tmask(ji,jj ,jk) + tmask(ji+1,jj ,jk) ) |
---|
| 499 | IF( ze3 /= 0._wp ) THEN ; z1_e3f(ji,jj) = zmsk / ze3 |
---|
| 500 | ELSE ; z1_e3f(ji,jj) = 0.0_wp |
---|
| 501 | ENDIF |
---|
[5029] | 502 | END DO |
---|
| 503 | END DO |
---|
[5836] | 504 | END SELECT |
---|
| 505 | ! |
---|
| 506 | SELECT CASE( kvor ) !== vorticity considered ==! |
---|
| 507 | CASE ( np_COR ) !* Coriolis (planetary vorticity) |
---|
[643] | 508 | DO jj = 1, jpjm1 |
---|
| 509 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[5836] | 510 | zwz(ji,jj) = ff(ji,jj) * z1_e3f(ji,jj) |
---|
| 511 | END DO |
---|
| 512 | END DO |
---|
| 513 | CASE ( np_RVO ) !* relative vorticity |
---|
| 514 | DO jj = 1, jpjm1 |
---|
| 515 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 516 | zwz(ji,jj) = ( e2v(ji+1,jj ) * vn(ji+1,jj ,jk) - e2v(ji,jj) * vn(ji,jj,jk) & |
---|
| 517 | & - e1u(ji ,jj+1) * un(ji ,jj+1,jk) + e1u(ji,jj) * un(ji,jj,jk) ) & |
---|
| 518 | & * r1_e1e2f(ji,jj) * z1_e3f(ji,jj) |
---|
| 519 | END DO |
---|
| 520 | END DO |
---|
| 521 | CASE ( np_MET ) !* metric term |
---|
| 522 | DO jj = 1, jpjm1 |
---|
| 523 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[643] | 524 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 525 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
[5836] | 526 | & * 0.5 * r1_e1e2f(ji,jj) * z1_e3f(ji,jj) |
---|
[643] | 527 | END DO |
---|
| 528 | END DO |
---|
[5836] | 529 | CASE ( np_CRV ) !* Coriolis + relative vorticity |
---|
[643] | 530 | DO jj = 1, jpjm1 |
---|
| 531 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[5836] | 532 | zwz(ji,jj) = ( ff(ji,jj) + ( e2v(ji+1,jj ) * vn(ji+1,jj ,jk) - e2v(ji,jj) * vn(ji,jj,jk) & |
---|
| 533 | & - e1u(ji ,jj+1) * un(ji ,jj+1,jk) + e1u(ji,jj) * un(ji,jj,jk) ) & |
---|
| 534 | & * r1_e1e2f(ji,jj) ) * z1_e3f(ji,jj) |
---|
[643] | 535 | END DO |
---|
| 536 | END DO |
---|
[5836] | 537 | CASE ( np_CME ) !* Coriolis + metric |
---|
| 538 | DO jj = 1, jpjm1 |
---|
| 539 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 540 | zwz(ji,jj) = ( ff(ji,jj) & |
---|
| 541 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 542 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
| 543 | & * 0.5 * r1_e1e2f(ji,jj) ) * z1_e3f(ji,jj) |
---|
| 544 | END DO |
---|
| 545 | END DO |
---|
| 546 | CASE DEFAULT ! error |
---|
| 547 | CALL ctl_stop('STOP','dyn_vor: wrong value for kvor' ) |
---|
[455] | 548 | END SELECT |
---|
[5836] | 549 | ! |
---|
| 550 | IF( ln_dynvor_msk ) THEN !== mask/unmask vorticity ==! |
---|
| 551 | DO jj = 1, jpjm1 |
---|
| 552 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 553 | zwz(ji,jj) = zwz(ji,jj) * fmask(ji,jj,jk) |
---|
| 554 | END DO |
---|
| 555 | END DO |
---|
| 556 | ENDIF |
---|
| 557 | ! |
---|
[5907] | 558 | CALL lbc_lnk( zwz, 'F', 1. ) |
---|
| 559 | ! |
---|
[5836] | 560 | ! !== horizontal fluxes ==! |
---|
[108] | 561 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
---|
| 562 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
---|
| 563 | |
---|
[5836] | 564 | ! !== compute and add the vorticity term trend =! |
---|
[1438] | 565 | jj = 2 |
---|
| 566 | ztne(1,:) = 0 ; ztnw(1,:) = 0 ; ztse(1,:) = 0 ; ztsw(1,:) = 0 |
---|
[5836] | 567 | DO ji = 2, jpi ! split in 2 parts due to vector opt. |
---|
[108] | 568 | ztne(ji,jj) = zwz(ji-1,jj ) + zwz(ji ,jj ) + zwz(ji ,jj-1) |
---|
| 569 | ztnw(ji,jj) = zwz(ji-1,jj-1) + zwz(ji-1,jj ) + zwz(ji ,jj ) |
---|
| 570 | ztse(ji,jj) = zwz(ji ,jj ) + zwz(ji ,jj-1) + zwz(ji-1,jj-1) |
---|
| 571 | ztsw(ji,jj) = zwz(ji ,jj-1) + zwz(ji-1,jj-1) + zwz(ji-1,jj ) |
---|
| 572 | END DO |
---|
| 573 | DO jj = 3, jpj |
---|
[1694] | 574 | DO ji = fs_2, jpi ! vector opt. ok because we start at jj = 3 |
---|
[108] | 575 | ztne(ji,jj) = zwz(ji-1,jj ) + zwz(ji ,jj ) + zwz(ji ,jj-1) |
---|
| 576 | ztnw(ji,jj) = zwz(ji-1,jj-1) + zwz(ji-1,jj ) + zwz(ji ,jj ) |
---|
| 577 | ztse(ji,jj) = zwz(ji ,jj ) + zwz(ji ,jj-1) + zwz(ji-1,jj-1) |
---|
| 578 | ztsw(ji,jj) = zwz(ji ,jj-1) + zwz(ji-1,jj-1) + zwz(ji-1,jj ) |
---|
| 579 | END DO |
---|
| 580 | END DO |
---|
| 581 | DO jj = 2, jpjm1 |
---|
| 582 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[5836] | 583 | zua = + r1_12 * r1_e1u(ji,jj) * ( ztne(ji,jj ) * zwy(ji ,jj ) + ztnw(ji+1,jj) * zwy(ji+1,jj ) & |
---|
| 584 | & + ztse(ji,jj ) * zwy(ji ,jj-1) + ztsw(ji+1,jj) * zwy(ji+1,jj-1) ) |
---|
| 585 | zva = - r1_12 * r1_e2v(ji,jj) * ( ztsw(ji,jj+1) * zwx(ji-1,jj+1) + ztse(ji,jj+1) * zwx(ji ,jj+1) & |
---|
| 586 | & + ztnw(ji,jj ) * zwx(ji-1,jj ) + ztne(ji,jj ) * zwx(ji ,jj ) ) |
---|
[455] | 587 | pua(ji,jj,jk) = pua(ji,jj,jk) + zua |
---|
| 588 | pva(ji,jj,jk) = pva(ji,jj,jk) + zva |
---|
[108] | 589 | END DO |
---|
| 590 | END DO |
---|
| 591 | ! ! =============== |
---|
| 592 | END DO ! End of slab |
---|
| 593 | ! ! =============== |
---|
[2715] | 594 | ! |
---|
[5836] | 595 | CALL wrk_dealloc( jpi,jpj, zwx , zwy , zwz , z1_e3f ) |
---|
| 596 | CALL wrk_dealloc( jpi,jpj, ztnw, ztne, ztsw, ztse ) |
---|
| 597 | ! |
---|
[3294] | 598 | IF( nn_timing == 1 ) CALL timing_stop('vor_een') |
---|
| 599 | ! |
---|
[455] | 600 | END SUBROUTINE vor_een |
---|
[216] | 601 | |
---|
| 602 | |
---|
[2528] | 603 | SUBROUTINE dyn_vor_init |
---|
[3] | 604 | !!--------------------------------------------------------------------- |
---|
[2528] | 605 | !! *** ROUTINE dyn_vor_init *** |
---|
[3] | 606 | !! |
---|
| 607 | !! ** Purpose : Control the consistency between cpp options for |
---|
[1438] | 608 | !! tracer advection schemes |
---|
[3] | 609 | !!---------------------------------------------------------------------- |
---|
[2715] | 610 | INTEGER :: ioptio ! local integer |
---|
[3294] | 611 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
[4147] | 612 | INTEGER :: ios ! Local integer output status for namelist read |
---|
[2715] | 613 | !! |
---|
[5836] | 614 | NAMELIST/namdyn_vor/ ln_dynvor_ens, ln_dynvor_ene, ln_dynvor_mix, ln_dynvor_een, nn_een_e3f, ln_dynvor_msk |
---|
[3] | 615 | !!---------------------------------------------------------------------- |
---|
| 616 | |
---|
[4147] | 617 | REWIND( numnam_ref ) ! Namelist namdyn_vor in reference namelist : Vorticity scheme options |
---|
| 618 | READ ( numnam_ref, namdyn_vor, IOSTAT = ios, ERR = 901) |
---|
| 619 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namdyn_vor in reference namelist', lwp ) |
---|
[3] | 620 | |
---|
[4147] | 621 | REWIND( numnam_cfg ) ! Namelist namdyn_vor in configuration namelist : Vorticity scheme options |
---|
| 622 | READ ( numnam_cfg, namdyn_vor, IOSTAT = ios, ERR = 902 ) |
---|
| 623 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namdyn_vor in configuration namelist', lwp ) |
---|
[4624] | 624 | IF(lwm) WRITE ( numond, namdyn_vor ) |
---|
[4147] | 625 | |
---|
[503] | 626 | IF(lwp) THEN ! Namelist print |
---|
[3] | 627 | WRITE(numout,*) |
---|
[2528] | 628 | WRITE(numout,*) 'dyn_vor_init : vorticity term : read namelist and control the consistency' |
---|
| 629 | WRITE(numout,*) '~~~~~~~~~~~~' |
---|
[4147] | 630 | WRITE(numout,*) ' Namelist namdyn_vor : choice of the vorticity term scheme' |
---|
[5836] | 631 | WRITE(numout,*) ' energy conserving scheme ln_dynvor_ene = ', ln_dynvor_ene |
---|
| 632 | WRITE(numout,*) ' enstrophy conserving scheme ln_dynvor_ens = ', ln_dynvor_ens |
---|
| 633 | WRITE(numout,*) ' mixed enstrophy/energy conserving scheme ln_dynvor_mix = ', ln_dynvor_mix |
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| 634 | WRITE(numout,*) ' enstrophy and energy conserving scheme ln_dynvor_een = ', ln_dynvor_een |
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| 635 | WRITE(numout,*) ' e3f = averaging /4 (=0) or /sum(tmask) (=1) nn_een_e3f = ', nn_een_e3f |
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| 636 | WRITE(numout,*) ' masked (=1) or unmasked(=0) vorticity ln_dynvor_msk = ', ln_dynvor_msk |
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[52] | 637 | ENDIF |
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| 638 | |
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[5836] | 639 | !!gm this should be removed when choosing a unique strategy for fmask at the coast |
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[3294] | 640 | ! If energy, enstrophy or mixed advection of momentum in vector form change the value for masks |
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| 641 | ! at angles with three ocean points and one land point |
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[5836] | 642 | IF(lwp) WRITE(numout,*) |
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| 643 | IF(lwp) WRITE(numout,*) ' namlbc: change fmask value in the angles (T) ln_vorlat = ', ln_vorlat |
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[3294] | 644 | IF( ln_vorlat .AND. ( ln_dynvor_ene .OR. ln_dynvor_ens .OR. ln_dynvor_mix ) ) THEN |
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| 645 | DO jk = 1, jpk |
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| 646 | DO jj = 2, jpjm1 |
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| 647 | DO ji = 2, jpim1 |
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| 648 | IF( tmask(ji,jj,jk)+tmask(ji+1,jj,jk)+tmask(ji,jj+1,jk)+tmask(ji+1,jj+1,jk) == 3._wp ) & |
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| 649 | fmask(ji,jj,jk) = 1._wp |
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| 650 | END DO |
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| 651 | END DO |
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| 652 | END DO |
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| 653 | ! |
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| 654 | CALL lbc_lnk( fmask, 'F', 1._wp ) ! Lateral boundary conditions on fmask |
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| 655 | ! |
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| 656 | ENDIF |
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[5836] | 657 | !!gm end |
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[3294] | 658 | |
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[5836] | 659 | ioptio = 0 ! type of scheme for vorticity (set nvor_scheme) |
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| 660 | IF( ln_dynvor_ene ) THEN ; ioptio = ioptio + 1 ; nvor_scheme = np_ENE ; ENDIF |
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| 661 | IF( ln_dynvor_ens ) THEN ; ioptio = ioptio + 1 ; nvor_scheme = np_ENS ; ENDIF |
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| 662 | IF( ln_dynvor_mix ) THEN ; ioptio = ioptio + 1 ; nvor_scheme = np_MIX ; ENDIF |
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| 663 | IF( ln_dynvor_een ) THEN ; ioptio = ioptio + 1 ; nvor_scheme = np_EEN ; ENDIF |
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| 664 | ! |
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[5930] | 665 | IF( ( ioptio /= 1).AND.( .NOT.lk_c1d ) ) CALL ctl_stop( ' use ONE and ONLY one vorticity scheme' ) |
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[5836] | 666 | ! |
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| 667 | IF(lwp) WRITE(numout,*) ! type of calculated vorticity (set ncor, nrvm, ntot) |
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| 668 | ncor = np_COR |
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[643] | 669 | IF( ln_dynadv_vec ) THEN |
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| 670 | IF(lwp) WRITE(numout,*) ' Vector form advection : vorticity = Coriolis + relative vorticity' |
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[5836] | 671 | nrvm = np_RVO ! relative vorticity |
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| 672 | ntot = np_CRV ! relative + planetary vorticity |
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[643] | 673 | ELSE |
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| 674 | IF(lwp) WRITE(numout,*) ' Flux form advection : vorticity = Coriolis + metric term' |
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[5836] | 675 | nrvm = np_MET ! metric term |
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| 676 | ntot = np_CME ! Coriolis + metric term |
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[643] | 677 | ENDIF |
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| 678 | |
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[503] | 679 | IF(lwp) THEN ! Print the choice |
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| 680 | WRITE(numout,*) |
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[5836] | 681 | IF( nvor_scheme == np_ENE ) WRITE(numout,*) ' vorticity scheme ==>> energy conserving scheme' |
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| 682 | IF( nvor_scheme == np_ENS ) WRITE(numout,*) ' vorticity scheme ==>> enstrophy conserving scheme' |
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| 683 | IF( nvor_scheme == np_MIX ) WRITE(numout,*) ' vorticity scheme ==>> mixed enstrophy/energy conserving scheme' |
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| 684 | IF( nvor_scheme == np_EEN ) WRITE(numout,*) ' vorticity scheme ==>> energy and enstrophy conserving scheme' |
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[3] | 685 | ENDIF |
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[503] | 686 | ! |
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[2528] | 687 | END SUBROUTINE dyn_vor_init |
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[3] | 688 | |
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[503] | 689 | !!============================================================================== |
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[3] | 690 | END MODULE dynvor |
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