[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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[503] | 18 | !!---------------------------------------------------------------------- |
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[3] | 19 | |
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| 20 | !!---------------------------------------------------------------------- |
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[2528] | 21 | !! dyn_vor : Update the momentum trend with the vorticity trend |
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| 22 | !! vor_ens : enstrophy conserving scheme (ln_dynvor_ens=T) |
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| 23 | !! vor_ene : energy conserving scheme (ln_dynvor_ene=T) |
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| 24 | !! vor_mix : mixed enstrophy/energy conserving (ln_dynvor_mix=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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[503] | 34 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 35 | USE prtctl ! Print control |
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| 36 | USE in_out_manager ! I/O manager |
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[3294] | 37 | USE lib_mpp ! MPP library |
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| 38 | USE wrk_nemo ! Memory Allocation |
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| 39 | USE timing ! Timing |
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[8280] | 40 | USE lib_fortran |
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[3] | 41 | |
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[3294] | 42 | |
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[3] | 43 | IMPLICIT NONE |
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| 44 | PRIVATE |
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| 45 | |
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[2528] | 46 | PUBLIC dyn_vor ! routine called by step.F90 |
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| 47 | PUBLIC dyn_vor_init ! routine called by opa.F90 |
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[3] | 48 | |
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[4147] | 49 | ! !!* Namelist namdyn_vor: vorticity term |
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| 50 | LOGICAL, PUBLIC :: ln_dynvor_ene !: energy conserving scheme |
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| 51 | LOGICAL, PUBLIC :: ln_dynvor_ens !: enstrophy conserving scheme |
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| 52 | LOGICAL, PUBLIC :: ln_dynvor_mix !: mixed scheme |
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| 53 | LOGICAL, PUBLIC :: ln_dynvor_een !: energy and enstrophy conserving scheme |
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[5029] | 54 | LOGICAL, PUBLIC :: ln_dynvor_een_old !: energy and enstrophy conserving scheme (original formulation) |
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[3] | 55 | |
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[503] | 56 | INTEGER :: nvor = 0 ! type of vorticity trend used |
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[643] | 57 | INTEGER :: ncor = 1 ! coriolis |
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| 58 | INTEGER :: nrvm = 2 ! =2 relative vorticity ; =3 metric term |
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| 59 | INTEGER :: ntot = 4 ! =4 total vorticity (relative + planetary) ; =5 coriolis + metric term |
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[455] | 60 | |
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[3] | 61 | !! * Substitutions |
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| 62 | # include "domzgr_substitute.h90" |
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| 63 | # include "vectopt_loop_substitute.h90" |
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| 64 | !!---------------------------------------------------------------------- |
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[2528] | 65 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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[1152] | 66 | !! $Id$ |
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[2715] | 67 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[3] | 68 | !!---------------------------------------------------------------------- |
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| 69 | CONTAINS |
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| 70 | |
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[455] | 71 | SUBROUTINE dyn_vor( kt ) |
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[3] | 72 | !!---------------------------------------------------------------------- |
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| 73 | !! |
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[455] | 74 | !! ** Purpose : compute the lateral ocean tracer physics. |
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| 75 | !! |
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| 76 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
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[503] | 77 | !! - save the trends in (ztrdu,ztrdv) in 2 parts (relative |
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[4990] | 78 | !! and planetary vorticity trends) and send them to trd_dyn |
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| 79 | !! for futher diagnostics (l_trddyn=T) |
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[503] | 80 | !!---------------------------------------------------------------------- |
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[3294] | 81 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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[2715] | 82 | ! |
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[3294] | 83 | REAL(wp), POINTER, DIMENSION(:,:,:) :: ztrdu, ztrdv |
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[455] | 84 | !!---------------------------------------------------------------------- |
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[2715] | 85 | ! |
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[3294] | 86 | IF( nn_timing == 1 ) CALL timing_start('dyn_vor') |
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| 87 | ! |
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| 88 | IF( l_trddyn ) CALL wrk_alloc( jpi,jpj,jpk, ztrdu, ztrdv ) |
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| 89 | ! |
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[643] | 90 | ! ! vorticity term |
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[455] | 91 | SELECT CASE ( nvor ) ! compute the vorticity trend and add it to the general trend |
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[643] | 92 | ! |
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[455] | 93 | CASE ( -1 ) ! esopa: test all possibility with control print |
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[643] | 94 | CALL vor_ene( kt, ntot, ua, va ) |
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[503] | 95 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor0 - Ua: ', mask1=umask, & |
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| 96 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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[643] | 97 | CALL vor_ens( kt, ntot, ua, va ) |
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[503] | 98 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor1 - Ua: ', mask1=umask, & |
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| 99 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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[455] | 100 | CALL vor_mix( kt ) |
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[503] | 101 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor2 - Ua: ', mask1=umask, & |
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| 102 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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[643] | 103 | CALL vor_een( kt, ntot, ua, va ) |
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[503] | 104 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor3 - Ua: ', mask1=umask, & |
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| 105 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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[643] | 106 | ! |
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[455] | 107 | CASE ( 0 ) ! energy conserving scheme |
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| 108 | IF( l_trddyn ) THEN |
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| 109 | ztrdu(:,:,:) = ua(:,:,:) |
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| 110 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 111 | CALL vor_ene( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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[455] | 112 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 113 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 114 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 115 | ztrdu(:,:,:) = ua(:,:,:) |
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| 116 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 117 | CALL vor_ene( kt, ncor, ua, va ) ! planetary vorticity trend |
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[455] | 118 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 119 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 120 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 121 | ELSE |
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[643] | 122 | CALL vor_ene( kt, ntot, ua, va ) ! total vorticity |
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[455] | 123 | ENDIF |
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[643] | 124 | ! |
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[455] | 125 | CASE ( 1 ) ! enstrophy conserving scheme |
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| 126 | IF( l_trddyn ) THEN |
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| 127 | ztrdu(:,:,:) = ua(:,:,:) |
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| 128 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 129 | CALL vor_ens( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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[455] | 130 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 131 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 132 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 133 | ztrdu(:,:,:) = ua(:,:,:) |
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| 134 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 135 | CALL vor_ens( kt, ncor, ua, va ) ! planetary vorticity trend |
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[455] | 136 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 137 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 138 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 139 | ELSE |
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[643] | 140 | CALL vor_ens( kt, ntot, ua, va ) ! total vorticity |
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[455] | 141 | ENDIF |
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[643] | 142 | ! |
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[455] | 143 | CASE ( 2 ) ! mixed ene-ens scheme |
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| 144 | IF( l_trddyn ) THEN |
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| 145 | ztrdu(:,:,:) = ua(:,:,:) |
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| 146 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 147 | CALL vor_ens( kt, nrvm, ua, va ) ! relative vorticity or metric trend (ens) |
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[455] | 148 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 149 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 150 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 151 | ztrdu(:,:,:) = ua(:,:,:) |
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| 152 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 153 | CALL vor_ene( kt, ncor, ua, va ) ! planetary vorticity trend (ene) |
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[455] | 154 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 155 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 156 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 157 | ELSE |
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| 158 | CALL vor_mix( kt ) ! total vorticity (mix=ens-ene) |
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| 159 | ENDIF |
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[643] | 160 | ! |
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[455] | 161 | CASE ( 3 ) ! energy and enstrophy conserving scheme |
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| 162 | IF( l_trddyn ) THEN |
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| 163 | ztrdu(:,:,:) = ua(:,:,:) |
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| 164 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 165 | CALL vor_een( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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[455] | 166 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 167 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 168 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_rvo, kt ) |
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[455] | 169 | ztrdu(:,:,:) = ua(:,:,:) |
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| 170 | ztrdv(:,:,:) = va(:,:,:) |
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[643] | 171 | CALL vor_een( kt, ncor, ua, va ) ! planetary vorticity trend |
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[455] | 172 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 173 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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[4990] | 174 | CALL trd_dyn( ztrdu, ztrdv, jpdyn_pvo, kt ) |
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[455] | 175 | ELSE |
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[643] | 176 | CALL vor_een( kt, ntot, ua, va ) ! total vorticity |
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[455] | 177 | ENDIF |
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[643] | 178 | ! |
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[455] | 179 | END SELECT |
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[2715] | 180 | ! |
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[455] | 181 | ! ! print sum trends (used for debugging) |
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[2715] | 182 | IF(ln_ctl) CALL prt_ctl( tab3d_1=ua, clinfo1=' vor - Ua: ', mask1=umask, & |
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[455] | 183 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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[1438] | 184 | ! |
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[3294] | 185 | IF( l_trddyn ) CALL wrk_dealloc( jpi,jpj,jpk, ztrdu, ztrdv ) |
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| 186 | ! |
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| 187 | IF( nn_timing == 1 ) CALL timing_stop('dyn_vor') |
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| 188 | ! |
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[455] | 189 | END SUBROUTINE dyn_vor |
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| 190 | |
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| 191 | |
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[643] | 192 | SUBROUTINE vor_ene( kt, kvor, pua, pva ) |
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[455] | 193 | !!---------------------------------------------------------------------- |
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| 194 | !! *** ROUTINE vor_ene *** |
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| 195 | !! |
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[3] | 196 | !! ** Purpose : Compute the now total vorticity trend and add it to |
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| 197 | !! the general trend of the momentum equation. |
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| 198 | !! |
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| 199 | !! ** Method : Trend evaluated using now fields (centered in time) |
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| 200 | !! and the Sadourny (1975) flux form formulation : conserves the |
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| 201 | !! horizontal kinetic energy. |
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| 202 | !! The trend of the vorticity term is given by: |
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[455] | 203 | !! * s-coordinate (ln_sco=T), the e3. are inside the derivatives: |
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[3] | 204 | !! voru = 1/e1u mj-1[ (rotn+f)/e3f mi(e1v*e3v vn) ] |
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| 205 | !! vorv = 1/e2v mi-1[ (rotn+f)/e3f mj(e2u*e3u un) ] |
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| 206 | !! * z-coordinate (default key), e3t=e3u=e3v, the trend becomes: |
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| 207 | !! voru = 1/e1u mj-1[ (rotn+f) mi(e1v vn) ] |
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| 208 | !! vorv = 1/e2v mi-1[ (rotn+f) mj(e2u un) ] |
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| 209 | !! Add this trend to the general momentum trend (ua,va): |
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| 210 | !! (ua,va) = (ua,va) + ( voru , vorv ) |
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| 211 | !! |
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| 212 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
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| 213 | !! |
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[503] | 214 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
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[3] | 215 | !!---------------------------------------------------------------------- |
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[2715] | 216 | ! |
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[643] | 217 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 218 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
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[1438] | 219 | ! ! =nrvm (relative vorticity or metric) |
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[643] | 220 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
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| 221 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
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[2715] | 222 | ! |
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| 223 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 224 | REAL(wp) :: zx1, zy1, zfact2, zx2, zy2 ! local scalars |
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[3294] | 225 | REAL(wp), POINTER, DIMENSION(:,:) :: zwx, zwy, zwz |
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[3] | 226 | !!---------------------------------------------------------------------- |
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[3294] | 227 | ! |
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| 228 | IF( nn_timing == 1 ) CALL timing_start('vor_ene') |
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| 229 | ! |
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| 230 | CALL wrk_alloc( jpi, jpj, zwx, zwy, zwz ) |
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| 231 | ! |
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[52] | 232 | IF( kt == nit000 ) THEN |
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| 233 | IF(lwp) WRITE(numout,*) |
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[455] | 234 | IF(lwp) WRITE(numout,*) 'dyn:vor_ene : vorticity term: energy conserving scheme' |
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| 235 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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[11101] | 236 | IF(lflush) CALL flush(numout) |
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[52] | 237 | ENDIF |
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[3] | 238 | |
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[1438] | 239 | zfact2 = 0.5 * 0.5 ! Local constant initialization |
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[216] | 240 | |
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[455] | 241 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz ) |
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[3] | 242 | ! ! =============== |
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| 243 | DO jk = 1, jpkm1 ! Horizontal slab |
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| 244 | ! ! =============== |
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[1438] | 245 | ! |
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[3] | 246 | ! Potential vorticity and horizontal fluxes |
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| 247 | ! ----------------------------------------- |
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[643] | 248 | SELECT CASE( kvor ) ! vorticity considered |
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| 249 | CASE ( 1 ) ; zwz(:,:) = ff(:,:) ! planetary vorticity (Coriolis) |
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| 250 | CASE ( 2 ) ; zwz(:,:) = rotn(:,:,jk) ! relative vorticity |
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| 251 | CASE ( 3 ) ! metric term |
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| 252 | DO jj = 1, jpjm1 |
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| 253 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 254 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
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| 255 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
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| 256 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) |
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| 257 | END DO |
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| 258 | END DO |
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| 259 | CASE ( 4 ) ; zwz(:,:) = ( rotn(:,:,jk) + ff(:,:) ) ! total (relative + planetary vorticity) |
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| 260 | CASE ( 5 ) ! total (coriolis + metric) |
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| 261 | DO jj = 1, jpjm1 |
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| 262 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 263 | zwz(ji,jj) = ( ff (ji,jj) & |
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| 264 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
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| 265 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
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| 266 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) & |
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| 267 | & ) |
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| 268 | END DO |
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| 269 | END DO |
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[455] | 270 | END SELECT |
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| 271 | |
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| 272 | IF( ln_sco ) THEN |
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| 273 | zwz(:,:) = zwz(:,:) / fse3f(:,:,jk) |
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[3] | 274 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
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| 275 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
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| 276 | ELSE |
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| 277 | zwx(:,:) = e2u(:,:) * un(:,:,jk) |
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| 278 | zwy(:,:) = e1v(:,:) * vn(:,:,jk) |
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| 279 | ENDIF |
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| 280 | |
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| 281 | ! Compute and add the vorticity term trend |
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| 282 | ! ---------------------------------------- |
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| 283 | DO jj = 2, jpjm1 |
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| 284 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 285 | zy1 = zwy(ji,jj-1) + zwy(ji+1,jj-1) |
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| 286 | zy2 = zwy(ji,jj ) + zwy(ji+1,jj ) |
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| 287 | zx1 = zwx(ji-1,jj) + zwx(ji-1,jj+1) |
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| 288 | zx2 = zwx(ji ,jj) + zwx(ji ,jj+1) |
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[455] | 289 | pua(ji,jj,jk) = pua(ji,jj,jk) + zfact2 / e1u(ji,jj) * ( zwz(ji ,jj-1) * zy1 + zwz(ji,jj) * zy2 ) |
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| 290 | pva(ji,jj,jk) = pva(ji,jj,jk) - zfact2 / e2v(ji,jj) * ( zwz(ji-1,jj ) * zx1 + zwz(ji,jj) * zx2 ) |
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[3] | 291 | END DO |
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| 292 | END DO |
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| 293 | ! ! =============== |
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| 294 | END DO ! End of slab |
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| 295 | ! ! =============== |
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[3294] | 296 | CALL wrk_dealloc( jpi, jpj, zwx, zwy, zwz ) |
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[2715] | 297 | ! |
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[3294] | 298 | IF( nn_timing == 1 ) CALL timing_stop('vor_ene') |
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| 299 | ! |
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[455] | 300 | END SUBROUTINE vor_ene |
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[216] | 301 | |
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| 302 | |
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[455] | 303 | SUBROUTINE vor_mix( kt ) |
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[3] | 304 | !!---------------------------------------------------------------------- |
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[455] | 305 | !! *** ROUTINE vor_mix *** |
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[3] | 306 | !! |
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| 307 | !! ** Purpose : Compute the now total vorticity trend and add it to |
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| 308 | !! the general trend of the momentum equation. |
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| 309 | !! |
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| 310 | !! ** Method : Trend evaluated using now fields (centered in time) |
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| 311 | !! Mixte formulation : conserves the potential enstrophy of a hori- |
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| 312 | !! zontally non-divergent flow for (rotzu x uh), the relative vor- |
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| 313 | !! ticity term and the horizontal kinetic energy for (f x uh), the |
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| 314 | !! coriolis term. the now trend of the vorticity term is given by: |
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[455] | 315 | !! * s-coordinate (ln_sco=T), the e3. are inside the derivatives: |
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[3] | 316 | !! voru = 1/e1u mj-1(rotn/e3f) mj-1[ mi(e1v*e3v vn) ] |
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| 317 | !! +1/e1u mj-1[ f/e3f mi(e1v*e3v vn) ] |
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| 318 | !! vorv = 1/e2v mi-1(rotn/e3f) mi-1[ mj(e2u*e3u un) ] |
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| 319 | !! +1/e2v mi-1[ f/e3f mj(e2u*e3u un) ] |
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| 320 | !! * z-coordinate (default key), e3t=e3u=e3v, the trend becomes: |
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| 321 | !! voru = 1/e1u mj-1(rotn) mj-1[ mi(e1v vn) ] |
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| 322 | !! +1/e1u mj-1[ f mi(e1v vn) ] |
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| 323 | !! vorv = 1/e2v mi-1(rotn) mi-1[ mj(e2u un) ] |
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| 324 | !! +1/e2v mi-1[ f mj(e2u un) ] |
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| 325 | !! Add this now trend to the general momentum trend (ua,va): |
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| 326 | !! (ua,va) = (ua,va) + ( voru , vorv ) |
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| 327 | !! |
---|
| 328 | !! ** Action : - Update (ua,va) arrays with the now vorticity term trend |
---|
| 329 | !! |
---|
[503] | 330 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
---|
[3] | 331 | !!---------------------------------------------------------------------- |
---|
[2715] | 332 | ! |
---|
[503] | 333 | INTEGER, INTENT(in) :: kt ! ocean timestep index |
---|
[2715] | 334 | ! |
---|
[1438] | 335 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
[2715] | 336 | REAL(wp) :: zfact1, zua, zcua, zx1, zy1 ! local scalars |
---|
| 337 | REAL(wp) :: zfact2, zva, zcva, zx2, zy2 ! - - |
---|
[3294] | 338 | REAL(wp), POINTER, DIMENSION(:,:) :: zwx, zwy, zwz, zww |
---|
[3] | 339 | !!---------------------------------------------------------------------- |
---|
[3294] | 340 | ! |
---|
| 341 | IF( nn_timing == 1 ) CALL timing_start('vor_mix') |
---|
| 342 | ! |
---|
| 343 | CALL wrk_alloc( jpi, jpj, zwx, zwy, zwz, zww ) |
---|
| 344 | ! |
---|
[52] | 345 | IF( kt == nit000 ) THEN |
---|
| 346 | IF(lwp) WRITE(numout,*) |
---|
[455] | 347 | IF(lwp) WRITE(numout,*) 'dyn:vor_mix : vorticity term: mixed energy/enstrophy conserving scheme' |
---|
| 348 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
---|
[11101] | 349 | IF(lflush) CALL flush(numout) |
---|
[52] | 350 | ENDIF |
---|
[3] | 351 | |
---|
[1438] | 352 | zfact1 = 0.5 * 0.25 ! Local constant initialization |
---|
[3] | 353 | zfact2 = 0.5 * 0.5 |
---|
| 354 | |
---|
[455] | 355 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz, zww ) |
---|
[3] | 356 | ! ! =============== |
---|
| 357 | DO jk = 1, jpkm1 ! Horizontal slab |
---|
| 358 | ! ! =============== |
---|
[1438] | 359 | ! |
---|
[3] | 360 | ! Relative and planetary potential vorticity and horizontal fluxes |
---|
| 361 | ! ---------------------------------------------------------------- |
---|
[455] | 362 | IF( ln_sco ) THEN |
---|
[643] | 363 | IF( ln_dynadv_vec ) THEN |
---|
| 364 | zww(:,:) = rotn(:,:,jk) / fse3f(:,:,jk) |
---|
| 365 | ELSE |
---|
| 366 | DO jj = 1, jpjm1 |
---|
| 367 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 368 | zww(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 369 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
| 370 | & * 0.5 / ( e1f(ji,jj) * e2f (ji,jj) * fse3f(ji,jj,jk) ) |
---|
| 371 | END DO |
---|
| 372 | END DO |
---|
| 373 | ENDIF |
---|
[3] | 374 | zwz(:,:) = ff (:,:) / fse3f(:,:,jk) |
---|
| 375 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
---|
| 376 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
---|
| 377 | ELSE |
---|
[643] | 378 | IF( ln_dynadv_vec ) THEN |
---|
| 379 | zww(:,:) = rotn(:,:,jk) |
---|
| 380 | ELSE |
---|
| 381 | DO jj = 1, jpjm1 |
---|
| 382 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 383 | zww(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 384 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
| 385 | & * 0.5 / ( e1f(ji,jj) * e2f (ji,jj) ) |
---|
| 386 | END DO |
---|
| 387 | END DO |
---|
| 388 | ENDIF |
---|
| 389 | zwz(:,:) = ff (:,:) |
---|
[3] | 390 | zwx(:,:) = e2u(:,:) * un(:,:,jk) |
---|
| 391 | zwy(:,:) = e1v(:,:) * vn(:,:,jk) |
---|
| 392 | ENDIF |
---|
| 393 | |
---|
| 394 | ! Compute and add the vorticity term trend |
---|
| 395 | ! ---------------------------------------- |
---|
| 396 | DO jj = 2, jpjm1 |
---|
| 397 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 398 | zy1 = ( zwy(ji,jj-1) + zwy(ji+1,jj-1) ) / e1u(ji,jj) |
---|
| 399 | zy2 = ( zwy(ji,jj ) + zwy(ji+1,jj ) ) / e1u(ji,jj) |
---|
| 400 | zx1 = ( zwx(ji-1,jj) + zwx(ji-1,jj+1) ) / e2v(ji,jj) |
---|
| 401 | zx2 = ( zwx(ji ,jj) + zwx(ji ,jj+1) ) / e2v(ji,jj) |
---|
| 402 | ! enstrophy conserving formulation for relative vorticity term |
---|
| 403 | zua = zfact1 * ( zww(ji ,jj-1) + zww(ji,jj) ) * ( zy1 + zy2 ) |
---|
| 404 | zva =-zfact1 * ( zww(ji-1,jj ) + zww(ji,jj) ) * ( zx1 + zx2 ) |
---|
| 405 | ! energy conserving formulation for planetary vorticity term |
---|
| 406 | zcua = zfact2 * ( zwz(ji ,jj-1) * zy1 + zwz(ji,jj) * zy2 ) |
---|
| 407 | zcva =-zfact2 * ( zwz(ji-1,jj ) * zx1 + zwz(ji,jj) * zx2 ) |
---|
[503] | 408 | ! mixed vorticity trend added to the momentum trends |
---|
[3] | 409 | ua(ji,jj,jk) = ua(ji,jj,jk) + zcua + zua |
---|
| 410 | va(ji,jj,jk) = va(ji,jj,jk) + zcva + zva |
---|
| 411 | END DO |
---|
| 412 | END DO |
---|
| 413 | ! ! =============== |
---|
| 414 | END DO ! End of slab |
---|
| 415 | ! ! =============== |
---|
[3294] | 416 | CALL wrk_dealloc( jpi, jpj, zwx, zwy, zwz, zww ) |
---|
[2715] | 417 | ! |
---|
[3294] | 418 | IF( nn_timing == 1 ) CALL timing_stop('vor_mix') |
---|
| 419 | ! |
---|
[455] | 420 | END SUBROUTINE vor_mix |
---|
[216] | 421 | |
---|
| 422 | |
---|
[643] | 423 | SUBROUTINE vor_ens( kt, kvor, pua, pva ) |
---|
[3] | 424 | !!---------------------------------------------------------------------- |
---|
[455] | 425 | !! *** ROUTINE vor_ens *** |
---|
[3] | 426 | !! |
---|
| 427 | !! ** Purpose : Compute the now total vorticity trend and add it to |
---|
| 428 | !! the general trend of the momentum equation. |
---|
| 429 | !! |
---|
| 430 | !! ** Method : Trend evaluated using now fields (centered in time) |
---|
| 431 | !! and the Sadourny (1975) flux FORM formulation : conserves the |
---|
| 432 | !! potential enstrophy of a horizontally non-divergent flow. the |
---|
| 433 | !! trend of the vorticity term is given by: |
---|
[455] | 434 | !! * s-coordinate (ln_sco=T), the e3. are inside the derivative: |
---|
[3] | 435 | !! voru = 1/e1u mj-1[ (rotn+f)/e3f ] mj-1[ mi(e1v*e3v vn) ] |
---|
| 436 | !! vorv = 1/e2v mi-1[ (rotn+f)/e3f ] mi-1[ mj(e2u*e3u un) ] |
---|
| 437 | !! * z-coordinate (default key), e3t=e3u=e3v, the trend becomes: |
---|
| 438 | !! voru = 1/e1u mj-1[ rotn+f ] mj-1[ mi(e1v vn) ] |
---|
| 439 | !! vorv = 1/e2v mi-1[ rotn+f ] mi-1[ mj(e2u un) ] |
---|
| 440 | !! Add this trend to the general momentum trend (ua,va): |
---|
| 441 | !! (ua,va) = (ua,va) + ( voru , vorv ) |
---|
| 442 | !! |
---|
| 443 | !! ** Action : - Update (ua,va) arrays with the now vorticity term trend |
---|
| 444 | !! |
---|
[503] | 445 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
---|
[3] | 446 | !!---------------------------------------------------------------------- |
---|
[2715] | 447 | ! |
---|
[643] | 448 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
---|
| 449 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
---|
| 450 | ! ! =nrvm (relative vorticity or metric) |
---|
| 451 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
---|
| 452 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
---|
[2715] | 453 | ! |
---|
[503] | 454 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 455 | REAL(wp) :: zfact1, zuav, zvau ! temporary scalars |
---|
[3294] | 456 | REAL(wp), POINTER, DIMENSION(:,:) :: zwx, zwy, zwz, zww |
---|
[3] | 457 | !!---------------------------------------------------------------------- |
---|
[3294] | 458 | ! |
---|
| 459 | IF( nn_timing == 1 ) CALL timing_start('vor_ens') |
---|
| 460 | ! |
---|
| 461 | CALL wrk_alloc( jpi, jpj, zwx, zwy, zwz ) |
---|
| 462 | ! |
---|
[52] | 463 | IF( kt == nit000 ) THEN |
---|
| 464 | IF(lwp) WRITE(numout,*) |
---|
[455] | 465 | IF(lwp) WRITE(numout,*) 'dyn:vor_ens : vorticity term: enstrophy conserving scheme' |
---|
| 466 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
---|
[11101] | 467 | IF(lflush) CALL flush(numout) |
---|
[52] | 468 | ENDIF |
---|
[3] | 469 | |
---|
[1438] | 470 | zfact1 = 0.5 * 0.25 ! Local constant initialization |
---|
[3] | 471 | |
---|
[455] | 472 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz ) |
---|
[3] | 473 | ! ! =============== |
---|
| 474 | DO jk = 1, jpkm1 ! Horizontal slab |
---|
| 475 | ! ! =============== |
---|
[1438] | 476 | ! |
---|
[3] | 477 | ! Potential vorticity and horizontal fluxes |
---|
| 478 | ! ----------------------------------------- |
---|
[643] | 479 | SELECT CASE( kvor ) ! vorticity considered |
---|
| 480 | CASE ( 1 ) ; zwz(:,:) = ff(:,:) ! planetary vorticity (Coriolis) |
---|
| 481 | CASE ( 2 ) ; zwz(:,:) = rotn(:,:,jk) ! relative vorticity |
---|
| 482 | CASE ( 3 ) ! metric term |
---|
| 483 | DO jj = 1, jpjm1 |
---|
| 484 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 485 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 486 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
| 487 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) |
---|
| 488 | END DO |
---|
| 489 | END DO |
---|
| 490 | CASE ( 4 ) ; zwz(:,:) = ( rotn(:,:,jk) + ff(:,:) ) ! total (relative + planetary vorticity) |
---|
| 491 | CASE ( 5 ) ! total (coriolis + metric) |
---|
| 492 | DO jj = 1, jpjm1 |
---|
| 493 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 494 | zwz(ji,jj) = ( ff (ji,jj) & |
---|
| 495 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 496 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
[1438] | 497 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) & |
---|
[643] | 498 | & ) |
---|
| 499 | END DO |
---|
| 500 | END DO |
---|
[455] | 501 | END SELECT |
---|
[1438] | 502 | ! |
---|
[455] | 503 | IF( ln_sco ) THEN |
---|
[3] | 504 | DO jj = 1, jpj ! caution: don't use (:,:) for this loop |
---|
| 505 | DO ji = 1, jpi ! it causes optimization problems on NEC in auto-tasking |
---|
[455] | 506 | zwz(ji,jj) = zwz(ji,jj) / fse3f(ji,jj,jk) |
---|
| 507 | zwx(ji,jj) = e2u(ji,jj) * fse3u(ji,jj,jk) * un(ji,jj,jk) |
---|
| 508 | zwy(ji,jj) = e1v(ji,jj) * fse3v(ji,jj,jk) * vn(ji,jj,jk) |
---|
[3] | 509 | END DO |
---|
| 510 | END DO |
---|
| 511 | ELSE |
---|
| 512 | DO jj = 1, jpj ! caution: don't use (:,:) for this loop |
---|
| 513 | DO ji = 1, jpi ! it causes optimization problems on NEC in auto-tasking |
---|
[455] | 514 | zwx(ji,jj) = e2u(ji,jj) * un(ji,jj,jk) |
---|
| 515 | zwy(ji,jj) = e1v(ji,jj) * vn(ji,jj,jk) |
---|
[3] | 516 | END DO |
---|
| 517 | END DO |
---|
| 518 | ENDIF |
---|
[1438] | 519 | ! |
---|
[3] | 520 | ! Compute and add the vorticity term trend |
---|
| 521 | ! ---------------------------------------- |
---|
| 522 | DO jj = 2, jpjm1 |
---|
| 523 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
[455] | 524 | zuav = zfact1 / e1u(ji,jj) * ( zwy(ji ,jj-1) + zwy(ji+1,jj-1) & |
---|
[503] | 525 | & + zwy(ji ,jj ) + zwy(ji+1,jj ) ) |
---|
[455] | 526 | zvau =-zfact1 / e2v(ji,jj) * ( zwx(ji-1,jj ) + zwx(ji-1,jj+1) & |
---|
[503] | 527 | & + zwx(ji ,jj ) + zwx(ji ,jj+1) ) |
---|
[455] | 528 | pua(ji,jj,jk) = pua(ji,jj,jk) + zuav * ( zwz(ji ,jj-1) + zwz(ji,jj) ) |
---|
| 529 | pva(ji,jj,jk) = pva(ji,jj,jk) + zvau * ( zwz(ji-1,jj ) + zwz(ji,jj) ) |
---|
[3] | 530 | END DO |
---|
| 531 | END DO |
---|
| 532 | ! ! =============== |
---|
| 533 | END DO ! End of slab |
---|
| 534 | ! ! =============== |
---|
[3294] | 535 | CALL wrk_dealloc( jpi, jpj, zwx, zwy, zwz ) |
---|
[2715] | 536 | ! |
---|
[3294] | 537 | IF( nn_timing == 1 ) CALL timing_stop('vor_ens') |
---|
| 538 | ! |
---|
[455] | 539 | END SUBROUTINE vor_ens |
---|
[216] | 540 | |
---|
| 541 | |
---|
[643] | 542 | SUBROUTINE vor_een( kt, kvor, pua, pva ) |
---|
[108] | 543 | !!---------------------------------------------------------------------- |
---|
[455] | 544 | !! *** ROUTINE vor_een *** |
---|
[108] | 545 | !! |
---|
| 546 | !! ** Purpose : Compute the now total vorticity trend and add it to |
---|
| 547 | !! the general trend of the momentum equation. |
---|
| 548 | !! |
---|
| 549 | !! ** Method : Trend evaluated using now fields (centered in time) |
---|
[1438] | 550 | !! and the Arakawa and Lamb (1980) flux form formulation : conserves |
---|
[108] | 551 | !! both the horizontal kinetic energy and the potential enstrophy |
---|
[1438] | 552 | !! when horizontal divergence is zero (see the NEMO documentation) |
---|
| 553 | !! Add this trend to the general momentum trend (ua,va). |
---|
[108] | 554 | !! |
---|
| 555 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
---|
| 556 | !! |
---|
[503] | 557 | !! References : Arakawa and Lamb 1980, Mon. Wea. Rev., 109, 18-36 |
---|
| 558 | !!---------------------------------------------------------------------- |
---|
[2715] | 559 | ! |
---|
[643] | 560 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
---|
| 561 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
---|
[1438] | 562 | ! ! =nrvm (relative vorticity or metric) |
---|
[643] | 563 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
---|
| 564 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
---|
[218] | 565 | !! |
---|
[3294] | 566 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 567 | INTEGER :: ierr ! local integer |
---|
| 568 | REAL(wp) :: zfac12, zua, zva ! local scalars |
---|
[4292] | 569 | REAL(wp) :: zmsk, ze3 ! local scalars |
---|
[3294] | 570 | ! ! 3D workspace |
---|
| 571 | REAL(wp), POINTER , DIMENSION(:,: ) :: zwx, zwy, zwz |
---|
| 572 | REAL(wp), POINTER , DIMENSION(:,: ) :: ztnw, ztne, ztsw, ztse |
---|
| 573 | #if defined key_vvl |
---|
| 574 | REAL(wp), POINTER , DIMENSION(:,:,:) :: ze3f ! 3D workspace (lk_vvl=T) |
---|
[4292] | 575 | #else |
---|
[3294] | 576 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:), SAVE :: ze3f ! lk_vvl=F, ze3f=1/e3f saved one for all |
---|
[1438] | 577 | #endif |
---|
[108] | 578 | !!---------------------------------------------------------------------- |
---|
[3294] | 579 | ! |
---|
| 580 | IF( nn_timing == 1 ) CALL timing_start('vor_een') |
---|
| 581 | ! |
---|
| 582 | CALL wrk_alloc( jpi, jpj, zwx , zwy , zwz ) |
---|
| 583 | CALL wrk_alloc( jpi, jpj, ztnw, ztne, ztsw, ztse ) |
---|
| 584 | #if defined key_vvl |
---|
| 585 | CALL wrk_alloc( jpi, jpj, jpk, ze3f ) |
---|
| 586 | #endif |
---|
| 587 | ! |
---|
[108] | 588 | IF( kt == nit000 ) THEN |
---|
| 589 | IF(lwp) WRITE(numout,*) |
---|
[455] | 590 | IF(lwp) WRITE(numout,*) 'dyn:vor_een : vorticity term: energy and enstrophy conserving scheme' |
---|
| 591 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
---|
[11101] | 592 | IF(lflush) CALL flush(numout) |
---|
[3802] | 593 | #if ! defined key_vvl |
---|
| 594 | IF( .NOT.ALLOCATED(ze3f) ) THEN |
---|
[2715] | 595 | ALLOCATE( ze3f(jpi,jpj,jpk) , STAT=ierr ) |
---|
| 596 | IF( lk_mpp ) CALL mpp_sum ( ierr ) |
---|
| 597 | IF( ierr /= 0 ) CALL ctl_stop( 'STOP', 'dyn:vor_een : unable to allocate arrays' ) |
---|
| 598 | ENDIF |
---|
[4990] | 599 | ze3f(:,:,:) = 0._wp |
---|
[3802] | 600 | #endif |
---|
[1438] | 601 | ENDIF |
---|
[108] | 602 | |
---|
[4292] | 603 | IF( kt == nit000 .OR. lk_vvl ) THEN ! reciprocal of e3 at F-point (masked averaging of e3t over ocean points) |
---|
[5029] | 604 | |
---|
| 605 | IF( ln_dynvor_een_old ) THEN ! original formulation |
---|
| 606 | DO jk = 1, jpk |
---|
| 607 | DO jj = 1, jpjm1 |
---|
| 608 | DO ji = 1, jpim1 |
---|
| 609 | ze3 = ( fse3t(ji,jj+1,jk)*tmask(ji,jj+1,jk) + fse3t(ji+1,jj+1,jk)*tmask(ji+1,jj+1,jk) & |
---|
| 610 | & + fse3t(ji,jj ,jk)*tmask(ji,jj ,jk) + fse3t(ji+1,jj ,jk)*tmask(ji+1,jj ,jk) ) |
---|
| 611 | IF( ze3 /= 0._wp ) ze3f(ji,jj,jk) = 4.0_wp / ze3 |
---|
| 612 | END DO |
---|
[108] | 613 | END DO |
---|
| 614 | END DO |
---|
[5029] | 615 | ELSE ! new formulation from NEMO 3.6 |
---|
| 616 | DO jk = 1, jpk |
---|
| 617 | DO jj = 1, jpjm1 |
---|
| 618 | DO ji = 1, jpim1 |
---|
| 619 | ze3 = ( fse3t(ji,jj+1,jk)*tmask(ji,jj+1,jk) + fse3t(ji+1,jj+1,jk)*tmask(ji+1,jj+1,jk) & |
---|
| 620 | & + fse3t(ji,jj ,jk)*tmask(ji,jj ,jk) + fse3t(ji+1,jj ,jk)*tmask(ji+1,jj ,jk) ) |
---|
| 621 | zmsk = ( tmask(ji,jj+1,jk) + tmask(ji+1,jj+1,jk) & |
---|
| 622 | & + tmask(ji,jj ,jk) + tmask(ji+1,jj ,jk) ) |
---|
| 623 | IF( ze3 /= 0._wp ) ze3f(ji,jj,jk) = zmsk / ze3 |
---|
| 624 | END DO |
---|
| 625 | END DO |
---|
| 626 | END DO |
---|
| 627 | ENDIF |
---|
| 628 | |
---|
[108] | 629 | CALL lbc_lnk( ze3f, 'F', 1. ) |
---|
| 630 | ENDIF |
---|
| 631 | |
---|
[2715] | 632 | zfac12 = 1._wp / 12._wp ! Local constant initialization |
---|
[216] | 633 | |
---|
[108] | 634 | |
---|
[455] | 635 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz, ztnw, ztne, ztsw, ztse ) |
---|
[108] | 636 | ! ! =============== |
---|
| 637 | DO jk = 1, jpkm1 ! Horizontal slab |
---|
| 638 | ! ! =============== |
---|
| 639 | |
---|
| 640 | ! Potential vorticity and horizontal fluxes |
---|
| 641 | ! ----------------------------------------- |
---|
[643] | 642 | SELECT CASE( kvor ) ! vorticity considered |
---|
[1438] | 643 | CASE ( 1 ) ! planetary vorticity (Coriolis) |
---|
| 644 | zwz(:,:) = ff(:,:) * ze3f(:,:,jk) |
---|
| 645 | CASE ( 2 ) ! relative vorticity |
---|
| 646 | zwz(:,:) = rotn(:,:,jk) * ze3f(:,:,jk) |
---|
[643] | 647 | CASE ( 3 ) ! metric term |
---|
| 648 | DO jj = 1, jpjm1 |
---|
| 649 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 650 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 651 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
| 652 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) * ze3f(ji,jj,jk) |
---|
| 653 | END DO |
---|
| 654 | END DO |
---|
[1516] | 655 | CALL lbc_lnk( zwz, 'F', 1. ) |
---|
| 656 | CASE ( 4 ) ! total (relative + planetary vorticity) |
---|
[1438] | 657 | zwz(:,:) = ( rotn(:,:,jk) + ff(:,:) ) * ze3f(:,:,jk) |
---|
[643] | 658 | CASE ( 5 ) ! total (coriolis + metric) |
---|
| 659 | DO jj = 1, jpjm1 |
---|
| 660 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 661 | zwz(ji,jj) = ( ff (ji,jj) & |
---|
| 662 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
---|
| 663 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
---|
[1438] | 664 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) & |
---|
[643] | 665 | & ) * ze3f(ji,jj,jk) |
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| 666 | END DO |
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| 667 | END DO |
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[1516] | 668 | CALL lbc_lnk( zwz, 'F', 1. ) |
---|
[455] | 669 | END SELECT |
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| 670 | |
---|
[108] | 671 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
---|
| 672 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
---|
| 673 | |
---|
| 674 | ! Compute and add the vorticity term trend |
---|
| 675 | ! ---------------------------------------- |
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[1438] | 676 | jj = 2 |
---|
| 677 | ztne(1,:) = 0 ; ztnw(1,:) = 0 ; ztse(1,:) = 0 ; ztsw(1,:) = 0 |
---|
[108] | 678 | DO ji = 2, jpi |
---|
| 679 | ztne(ji,jj) = zwz(ji-1,jj ) + zwz(ji ,jj ) + zwz(ji ,jj-1) |
---|
| 680 | ztnw(ji,jj) = zwz(ji-1,jj-1) + zwz(ji-1,jj ) + zwz(ji ,jj ) |
---|
| 681 | ztse(ji,jj) = zwz(ji ,jj ) + zwz(ji ,jj-1) + zwz(ji-1,jj-1) |
---|
| 682 | ztsw(ji,jj) = zwz(ji ,jj-1) + zwz(ji-1,jj-1) + zwz(ji-1,jj ) |
---|
| 683 | END DO |
---|
| 684 | DO jj = 3, jpj |
---|
[1694] | 685 | DO ji = fs_2, jpi ! vector opt. ok because we start at jj = 3 |
---|
[108] | 686 | ztne(ji,jj) = zwz(ji-1,jj ) + zwz(ji ,jj ) + zwz(ji ,jj-1) |
---|
| 687 | ztnw(ji,jj) = zwz(ji-1,jj-1) + zwz(ji-1,jj ) + zwz(ji ,jj ) |
---|
| 688 | ztse(ji,jj) = zwz(ji ,jj ) + zwz(ji ,jj-1) + zwz(ji-1,jj-1) |
---|
| 689 | ztsw(ji,jj) = zwz(ji ,jj-1) + zwz(ji-1,jj-1) + zwz(ji-1,jj ) |
---|
| 690 | END DO |
---|
| 691 | END DO |
---|
| 692 | DO jj = 2, jpjm1 |
---|
| 693 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 694 | zua = + zfac12 / e1u(ji,jj) * ( ztne(ji,jj ) * zwy(ji ,jj ) + ztnw(ji+1,jj) * zwy(ji+1,jj ) & |
---|
| 695 | & + ztse(ji,jj ) * zwy(ji ,jj-1) + ztsw(ji+1,jj) * zwy(ji+1,jj-1) ) |
---|
| 696 | zva = - zfac12 / e2v(ji,jj) * ( ztsw(ji,jj+1) * zwx(ji-1,jj+1) + ztse(ji,jj+1) * zwx(ji ,jj+1) & |
---|
| 697 | & + ztnw(ji,jj ) * zwx(ji-1,jj ) + ztne(ji,jj ) * zwx(ji ,jj ) ) |
---|
[455] | 698 | pua(ji,jj,jk) = pua(ji,jj,jk) + zua |
---|
| 699 | pva(ji,jj,jk) = pva(ji,jj,jk) + zva |
---|
[108] | 700 | END DO |
---|
| 701 | END DO |
---|
| 702 | ! ! =============== |
---|
| 703 | END DO ! End of slab |
---|
| 704 | ! ! =============== |
---|
[3294] | 705 | CALL wrk_dealloc( jpi, jpj, zwx , zwy , zwz ) |
---|
| 706 | CALL wrk_dealloc( jpi, jpj, ztnw, ztne, ztsw, ztse ) |
---|
| 707 | #if defined key_vvl |
---|
| 708 | CALL wrk_dealloc( jpi, jpj, jpk, ze3f ) |
---|
| 709 | #endif |
---|
[2715] | 710 | ! |
---|
[3294] | 711 | IF( nn_timing == 1 ) CALL timing_stop('vor_een') |
---|
| 712 | ! |
---|
[455] | 713 | END SUBROUTINE vor_een |
---|
[216] | 714 | |
---|
| 715 | |
---|
[2528] | 716 | SUBROUTINE dyn_vor_init |
---|
[3] | 717 | !!--------------------------------------------------------------------- |
---|
[2528] | 718 | !! *** ROUTINE dyn_vor_init *** |
---|
[3] | 719 | !! |
---|
| 720 | !! ** Purpose : Control the consistency between cpp options for |
---|
[1438] | 721 | !! tracer advection schemes |
---|
[3] | 722 | !!---------------------------------------------------------------------- |
---|
[2715] | 723 | INTEGER :: ioptio ! local integer |
---|
[3294] | 724 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
[4147] | 725 | INTEGER :: ios ! Local integer output status for namelist read |
---|
[2715] | 726 | !! |
---|
[5029] | 727 | NAMELIST/namdyn_vor/ ln_dynvor_ens, ln_dynvor_ene, ln_dynvor_mix, ln_dynvor_een, ln_dynvor_een_old |
---|
[3] | 728 | !!---------------------------------------------------------------------- |
---|
| 729 | |
---|
[4147] | 730 | REWIND( numnam_ref ) ! Namelist namdyn_vor in reference namelist : Vorticity scheme options |
---|
| 731 | READ ( numnam_ref, namdyn_vor, IOSTAT = ios, ERR = 901) |
---|
| 732 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namdyn_vor in reference namelist', lwp ) |
---|
[3] | 733 | |
---|
[4147] | 734 | REWIND( numnam_cfg ) ! Namelist namdyn_vor in configuration namelist : Vorticity scheme options |
---|
| 735 | READ ( numnam_cfg, namdyn_vor, IOSTAT = ios, ERR = 902 ) |
---|
| 736 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namdyn_vor in configuration namelist', lwp ) |
---|
[11101] | 737 | IF(lwm .AND. nprint >2) WRITE ( numond, namdyn_vor ) |
---|
[4147] | 738 | |
---|
[503] | 739 | IF(lwp) THEN ! Namelist print |
---|
[3] | 740 | WRITE(numout,*) |
---|
[2528] | 741 | WRITE(numout,*) 'dyn_vor_init : vorticity term : read namelist and control the consistency' |
---|
| 742 | WRITE(numout,*) '~~~~~~~~~~~~' |
---|
[4147] | 743 | WRITE(numout,*) ' Namelist namdyn_vor : choice of the vorticity term scheme' |
---|
[503] | 744 | WRITE(numout,*) ' energy conserving scheme ln_dynvor_ene = ', ln_dynvor_ene |
---|
| 745 | WRITE(numout,*) ' enstrophy conserving scheme ln_dynvor_ens = ', ln_dynvor_ens |
---|
| 746 | WRITE(numout,*) ' mixed enstrophy/energy conserving scheme ln_dynvor_mix = ', ln_dynvor_mix |
---|
| 747 | WRITE(numout,*) ' enstrophy and energy conserving scheme ln_dynvor_een = ', ln_dynvor_een |
---|
[5029] | 748 | WRITE(numout,*) ' enstrophy and energy conserving scheme (old) ln_dynvor_een_old= ', ln_dynvor_een_old |
---|
[11101] | 749 | IF(lflush) CALL flush(numout) |
---|
[52] | 750 | ENDIF |
---|
| 751 | |
---|
[3294] | 752 | ! If energy, enstrophy or mixed advection of momentum in vector form change the value for masks |
---|
| 753 | ! at angles with three ocean points and one land point |
---|
| 754 | IF( ln_vorlat .AND. ( ln_dynvor_ene .OR. ln_dynvor_ens .OR. ln_dynvor_mix ) ) THEN |
---|
| 755 | DO jk = 1, jpk |
---|
| 756 | DO jj = 2, jpjm1 |
---|
| 757 | DO ji = 2, jpim1 |
---|
| 758 | IF( tmask(ji,jj,jk)+tmask(ji+1,jj,jk)+tmask(ji,jj+1,jk)+tmask(ji+1,jj+1,jk) == 3._wp ) & |
---|
| 759 | fmask(ji,jj,jk) = 1._wp |
---|
| 760 | END DO |
---|
| 761 | END DO |
---|
| 762 | END DO |
---|
| 763 | ! |
---|
| 764 | CALL lbc_lnk( fmask, 'F', 1._wp ) ! Lateral boundary conditions on fmask |
---|
| 765 | ! |
---|
| 766 | ENDIF |
---|
| 767 | |
---|
[503] | 768 | ioptio = 0 ! Control of vorticity scheme options |
---|
| 769 | IF( ln_dynvor_ene ) ioptio = ioptio + 1 |
---|
| 770 | IF( ln_dynvor_ens ) ioptio = ioptio + 1 |
---|
| 771 | IF( ln_dynvor_mix ) ioptio = ioptio + 1 |
---|
| 772 | IF( ln_dynvor_een ) ioptio = ioptio + 1 |
---|
[5029] | 773 | IF( ln_dynvor_een_old ) ioptio = ioptio + 1 |
---|
[503] | 774 | IF( lk_esopa ) ioptio = 1 |
---|
| 775 | |
---|
| 776 | IF( ioptio /= 1 ) CALL ctl_stop( ' use ONE and ONLY one vorticity scheme' ) |
---|
| 777 | |
---|
[643] | 778 | ! ! Set nvor (type of scheme for vorticity) |
---|
[503] | 779 | IF( ln_dynvor_ene ) nvor = 0 |
---|
| 780 | IF( ln_dynvor_ens ) nvor = 1 |
---|
| 781 | IF( ln_dynvor_mix ) nvor = 2 |
---|
[5029] | 782 | IF( ln_dynvor_een .or. ln_dynvor_een_old ) nvor = 3 |
---|
[503] | 783 | IF( lk_esopa ) nvor = -1 |
---|
| 784 | |
---|
[643] | 785 | ! ! Set ncor, nrvm, ntot (type of vorticity) |
---|
| 786 | IF(lwp) WRITE(numout,*) |
---|
| 787 | ncor = 1 |
---|
| 788 | IF( ln_dynadv_vec ) THEN |
---|
| 789 | IF(lwp) WRITE(numout,*) ' Vector form advection : vorticity = Coriolis + relative vorticity' |
---|
| 790 | nrvm = 2 |
---|
| 791 | ntot = 4 |
---|
| 792 | ELSE |
---|
| 793 | IF(lwp) WRITE(numout,*) ' Flux form advection : vorticity = Coriolis + metric term' |
---|
| 794 | nrvm = 3 |
---|
| 795 | ntot = 5 |
---|
| 796 | ENDIF |
---|
| 797 | |
---|
[503] | 798 | IF(lwp) THEN ! Print the choice |
---|
| 799 | WRITE(numout,*) |
---|
[643] | 800 | IF( nvor == 0 ) WRITE(numout,*) ' vorticity scheme : energy conserving scheme' |
---|
| 801 | IF( nvor == 1 ) WRITE(numout,*) ' vorticity scheme : enstrophy conserving scheme' |
---|
| 802 | IF( nvor == 2 ) WRITE(numout,*) ' vorticity scheme : mixed enstrophy/energy conserving scheme' |
---|
| 803 | IF( nvor == 3 ) WRITE(numout,*) ' vorticity scheme : energy and enstrophy conserving scheme' |
---|
[503] | 804 | IF( nvor == -1 ) WRITE(numout,*) ' esopa test: use all lateral physics options' |
---|
[11101] | 805 | IF(lflush) CALL flush(numout) |
---|
[3] | 806 | ENDIF |
---|
[503] | 807 | ! |
---|
[2528] | 808 | END SUBROUTINE dyn_vor_init |
---|
[3] | 809 | |
---|
[503] | 810 | !!============================================================================== |
---|
[3] | 811 | END MODULE dynvor |
---|