| 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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| 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 | !! 8.5 ! 2002-08 (G. Madec) F90: Free form and module |
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| 11 | !! NEMO 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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| 17 | !!---------------------------------------------------------------------- |
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| 18 | |
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| 19 | !!---------------------------------------------------------------------- |
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| 20 | !! dyn_vor : Update the momentum trend with the vorticity trend |
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| 21 | !! vor_ens : enstrophy conserving scheme (ln_dynvor_ens=T) |
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| 22 | !! vor_ene : energy conserving scheme (ln_dynvor_ene=T) |
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| 23 | !! vor_mix : mixed enstrophy/energy conserving (ln_dynvor_mix=T) |
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| 24 | !! vor_een : energy and enstrophy conserving (ln_dynvor_een=T) |
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| 25 | !! dyn_vor_init : set and control of the different vorticity option |
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| 26 | !!---------------------------------------------------------------------- |
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| 27 | USE oce ! ocean dynamics and tracers |
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| 28 | USE dom_oce ! ocean space and time domain |
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| 29 | USE dynadv ! momentum advection (use ln_dynadv_vec value) |
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| 30 | USE trdmod ! ocean dynamics trends |
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| 31 | USE trdmod_oce ! ocean variables trends |
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| 32 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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| 33 | USE prtctl ! Print control |
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| 34 | USE in_out_manager ! I/O manager |
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| 35 | |
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| 36 | IMPLICIT NONE |
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| 37 | PRIVATE |
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| 38 | |
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| 39 | PUBLIC dyn_vor ! routine called by step.F90 |
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| 40 | PUBLIC dyn_vor_init ! routine called by opa.F90 |
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| 41 | |
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| 42 | ! !!* Namelist namdyn_vor: vorticity term |
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| 43 | LOGICAL, PUBLIC :: ln_dynvor_ene = .FALSE. !: energy conserving scheme |
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| 44 | LOGICAL, PUBLIC :: ln_dynvor_ens = .TRUE. !: enstrophy conserving scheme |
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| 45 | LOGICAL, PUBLIC :: ln_dynvor_mix = .FALSE. !: mixed scheme |
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| 46 | LOGICAL, PUBLIC :: ln_dynvor_een = .FALSE. !: energy and enstrophy conserving scheme |
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| 47 | |
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| 48 | INTEGER :: nvor = 0 ! type of vorticity trend used |
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| 49 | INTEGER :: ncor = 1 ! coriolis |
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| 50 | INTEGER :: nrvm = 2 ! =2 relative vorticity ; =3 metric term |
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| 51 | INTEGER :: ntot = 4 ! =4 total vorticity (relative + planetary) ; =5 coriolis + metric term |
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| 52 | |
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| 53 | !! * Substitutions |
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| 54 | # include "domzgr_substitute.h90" |
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| 55 | # include "vectopt_loop_substitute.h90" |
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| 56 | !!---------------------------------------------------------------------- |
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| 57 | !! NEMO/OPA 3,3 , LOCEAN-IPSL (2010) |
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| 58 | !! $Id$ |
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| 59 | !! Software governed by the CeCILL licence (NEMOGCM/License_CeCILL.txt) |
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| 60 | !!---------------------------------------------------------------------- |
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| 61 | |
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| 62 | CONTAINS |
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| 63 | |
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| 64 | SUBROUTINE dyn_vor( kt ) |
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| 65 | !!---------------------------------------------------------------------- |
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| 66 | !! |
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| 67 | !! ** Purpose : compute the lateral ocean tracer physics. |
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| 68 | !! |
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| 69 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
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| 70 | !! - save the trends in (ztrdu,ztrdv) in 2 parts (relative |
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| 71 | !! and planetary vorticity trends) ('key_trddyn') |
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| 72 | !!---------------------------------------------------------------------- |
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| 73 | USE oce, ONLY : ztrdu => ta ! use ta as 3D workspace |
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| 74 | USE oce, ONLY : ztrdv => sa ! use sa as 3D workspace |
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| 75 | !! |
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| 76 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 77 | !!---------------------------------------------------------------------- |
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| 78 | |
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| 79 | ! ! vorticity term |
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| 80 | SELECT CASE ( nvor ) ! compute the vorticity trend and add it to the general trend |
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| 81 | ! |
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| 82 | CASE ( -1 ) ! esopa: test all possibility with control print |
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| 83 | CALL vor_ene( kt, ntot, ua, va ) |
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| 84 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor0 - Ua: ', mask1=umask, & |
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| 85 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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| 86 | CALL vor_ens( kt, ntot, ua, va ) |
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| 87 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor1 - Ua: ', mask1=umask, & |
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| 88 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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| 89 | CALL vor_mix( kt ) |
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| 90 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor2 - Ua: ', mask1=umask, & |
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| 91 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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| 92 | CALL vor_een( kt, ntot, ua, va ) |
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| 93 | CALL prt_ctl( tab3d_1=ua, clinfo1=' vor3 - Ua: ', mask1=umask, & |
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| 94 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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| 95 | ! |
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| 96 | CASE ( 0 ) ! energy conserving scheme |
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| 97 | IF( l_trddyn ) THEN |
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| 98 | ztrdu(:,:,:) = ua(:,:,:) |
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| 99 | ztrdv(:,:,:) = va(:,:,:) |
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| 100 | CALL vor_ene( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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| 101 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 102 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 103 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_rvo, 'DYN', kt ) |
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| 104 | ztrdu(:,:,:) = ua(:,:,:) |
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| 105 | ztrdv(:,:,:) = va(:,:,:) |
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| 106 | CALL vor_ene( kt, ncor, ua, va ) ! planetary vorticity trend |
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| 107 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 108 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 109 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_pvo, 'DYN', kt ) |
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| 110 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_dat, 'DYN', kt ) |
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| 111 | ELSE |
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| 112 | CALL vor_ene( kt, ntot, ua, va ) ! total vorticity |
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| 113 | ENDIF |
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| 114 | ! |
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| 115 | CASE ( 1 ) ! enstrophy conserving scheme |
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| 116 | IF( l_trddyn ) THEN |
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| 117 | ztrdu(:,:,:) = ua(:,:,:) |
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| 118 | ztrdv(:,:,:) = va(:,:,:) |
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| 119 | CALL vor_ens( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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| 120 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 121 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 122 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_rvo, 'DYN', kt ) |
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| 123 | ztrdu(:,:,:) = ua(:,:,:) |
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| 124 | ztrdv(:,:,:) = va(:,:,:) |
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| 125 | CALL vor_ens( kt, ncor, ua, va ) ! planetary vorticity trend |
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| 126 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 127 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 128 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_pvo, 'DYN', kt ) |
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| 129 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_dat, 'DYN', kt ) |
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| 130 | ELSE |
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| 131 | CALL vor_ens( kt, ntot, ua, va ) ! total vorticity |
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| 132 | ENDIF |
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| 133 | ! |
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| 134 | CASE ( 2 ) ! mixed ene-ens scheme |
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| 135 | IF( l_trddyn ) THEN |
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| 136 | ztrdu(:,:,:) = ua(:,:,:) |
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| 137 | ztrdv(:,:,:) = va(:,:,:) |
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| 138 | CALL vor_ens( kt, nrvm, ua, va ) ! relative vorticity or metric trend (ens) |
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| 139 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 140 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 141 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_rvo, 'DYN', kt ) |
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| 142 | ztrdu(:,:,:) = ua(:,:,:) |
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| 143 | ztrdv(:,:,:) = va(:,:,:) |
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| 144 | CALL vor_ene( kt, ncor, ua, va ) ! planetary vorticity trend (ene) |
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| 145 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 146 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 147 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_pvo, 'DYN', kt ) |
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| 148 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_dat, 'DYN', kt ) |
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| 149 | ELSE |
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| 150 | CALL vor_mix( kt ) ! total vorticity (mix=ens-ene) |
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| 151 | ENDIF |
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| 152 | ! |
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| 153 | CASE ( 3 ) ! energy and enstrophy conserving scheme |
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| 154 | IF( l_trddyn ) THEN |
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| 155 | ztrdu(:,:,:) = ua(:,:,:) |
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| 156 | ztrdv(:,:,:) = va(:,:,:) |
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| 157 | CALL vor_een( kt, nrvm, ua, va ) ! relative vorticity or metric trend |
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| 158 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 159 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 160 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_rvo, 'DYN', kt ) |
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| 161 | ztrdu(:,:,:) = ua(:,:,:) |
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| 162 | ztrdv(:,:,:) = va(:,:,:) |
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| 163 | CALL vor_een( kt, ncor, ua, va ) ! planetary vorticity trend |
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| 164 | ztrdu(:,:,:) = ua(:,:,:) - ztrdu(:,:,:) |
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| 165 | ztrdv(:,:,:) = va(:,:,:) - ztrdv(:,:,:) |
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| 166 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_pvo, 'DYN', kt ) |
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| 167 | CALL trd_mod( ztrdu, ztrdv, jpdyn_trd_dat, 'DYN', kt ) |
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| 168 | ELSE |
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| 169 | CALL vor_een( kt, ntot, ua, va ) ! total vorticity |
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| 170 | ENDIF |
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| 171 | ! |
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| 172 | END SELECT |
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| 173 | |
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| 174 | ! ! print sum trends (used for debugging) |
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| 175 | IF(ln_ctl) CALL prt_ctl( tab3d_1=ua, clinfo1=' vor - Ua: ', mask1=umask, & |
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| 176 | & tab3d_2=va, clinfo2= ' Va: ', mask2=vmask, clinfo3='dyn' ) |
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| 177 | ! |
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| 178 | END SUBROUTINE dyn_vor |
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| 179 | |
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| 180 | |
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| 181 | SUBROUTINE vor_ene( kt, kvor, pua, pva ) |
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| 182 | !!---------------------------------------------------------------------- |
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| 183 | !! *** ROUTINE vor_ene *** |
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| 184 | !! |
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| 185 | !! ** Purpose : Compute the now total vorticity trend and add it to |
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| 186 | !! the general trend of the momentum equation. |
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| 187 | !! |
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| 188 | !! ** Method : Trend evaluated using now fields (centered in time) |
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| 189 | !! and the Sadourny (1975) flux form formulation : conserves the |
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| 190 | !! horizontal kinetic energy. |
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| 191 | !! The trend of the vorticity term is given by: |
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| 192 | !! * s-coordinate (ln_sco=T), the e3. are inside the derivatives: |
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| 193 | !! voru = 1/e1u mj-1[ (rotn+f)/e3f mi(e1v*e3v vn) ] |
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| 194 | !! vorv = 1/e2v mi-1[ (rotn+f)/e3f mj(e2u*e3u un) ] |
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| 195 | !! * z-coordinate (default key), e3t=e3u=e3v, the trend becomes: |
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| 196 | !! voru = 1/e1u mj-1[ (rotn+f) mi(e1v vn) ] |
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| 197 | !! vorv = 1/e2v mi-1[ (rotn+f) mj(e2u un) ] |
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| 198 | !! Add this trend to the general momentum trend (ua,va): |
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| 199 | !! (ua,va) = (ua,va) + ( voru , vorv ) |
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| 200 | !! |
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| 201 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
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| 202 | !! - save the trends in (ztrdu,ztrdv) in 2 parts (relative |
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| 203 | !! and planetary vorticity trends) ('key_trddyn') |
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| 204 | !! |
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| 205 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
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| 206 | !!---------------------------------------------------------------------- |
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| 207 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
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| 208 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
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| 209 | ! ! =nrvm (relative vorticity or metric) |
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| 210 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
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| 211 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
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| 212 | !! |
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| 213 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 214 | REAL(wp) :: zx1, zy1, zfact2 ! temporary scalars |
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| 215 | REAL(wp) :: zx2, zy2 ! " " |
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| 216 | REAL(wp), DIMENSION(jpi,jpj) :: zwx, zwy, zwz ! temporary 2D workspace |
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| 217 | !!---------------------------------------------------------------------- |
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| 218 | |
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| 219 | IF( kt == nit000 ) THEN |
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| 220 | IF(lwp) WRITE(numout,*) |
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| 221 | IF(lwp) WRITE(numout,*) 'dyn:vor_ene : vorticity term: energy conserving scheme' |
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| 222 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
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| 223 | ENDIF |
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| 224 | |
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| 225 | zfact2 = 0.5 * 0.5 ! Local constant initialization |
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| 226 | |
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| 227 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz ) |
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| 228 | ! ! =============== |
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| 229 | DO jk = 1, jpkm1 ! Horizontal slab |
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| 230 | ! ! =============== |
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| 231 | ! |
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| 232 | ! Potential vorticity and horizontal fluxes |
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| 233 | ! ----------------------------------------- |
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| 234 | SELECT CASE( kvor ) ! vorticity considered |
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| 235 | CASE ( 1 ) ; zwz(:,:) = ff(:,:) ! planetary vorticity (Coriolis) |
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| 236 | CASE ( 2 ) ; zwz(:,:) = rotn(:,:,jk) ! relative vorticity |
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| 237 | CASE ( 3 ) ! metric term |
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| 238 | DO jj = 1, jpjm1 |
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| 239 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 240 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
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| 241 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
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| 242 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) |
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| 243 | END DO |
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| 244 | END DO |
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| 245 | CASE ( 4 ) ; zwz(:,:) = ( rotn(:,:,jk) + ff(:,:) ) ! total (relative + planetary vorticity) |
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| 246 | CASE ( 5 ) ! total (coriolis + metric) |
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| 247 | DO jj = 1, jpjm1 |
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| 248 | DO ji = 1, fs_jpim1 ! vector opt. |
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| 249 | zwz(ji,jj) = ( ff (ji,jj) & |
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| 250 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
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| 251 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
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| 252 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) & |
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| 253 | & ) |
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| 254 | END DO |
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| 255 | END DO |
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| 256 | END SELECT |
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| 257 | |
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| 258 | IF( ln_sco ) THEN |
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| 259 | zwz(:,:) = zwz(:,:) / fse3f(:,:,jk) |
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| 260 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
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| 261 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
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| 262 | ELSE |
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| 263 | zwx(:,:) = e2u(:,:) * un(:,:,jk) |
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| 264 | zwy(:,:) = e1v(:,:) * vn(:,:,jk) |
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| 265 | ENDIF |
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| 266 | |
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| 267 | ! Compute and add the vorticity term trend |
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| 268 | ! ---------------------------------------- |
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| 269 | DO jj = 2, jpjm1 |
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| 270 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 271 | zy1 = zwy(ji,jj-1) + zwy(ji+1,jj-1) |
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| 272 | zy2 = zwy(ji,jj ) + zwy(ji+1,jj ) |
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| 273 | zx1 = zwx(ji-1,jj) + zwx(ji-1,jj+1) |
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| 274 | zx2 = zwx(ji ,jj) + zwx(ji ,jj+1) |
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| 275 | 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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| 276 | 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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| 277 | END DO |
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| 278 | END DO |
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| 279 | ! ! =============== |
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| 280 | END DO ! End of slab |
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| 281 | ! ! =============== |
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| 282 | END SUBROUTINE vor_ene |
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| 283 | |
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| 284 | |
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| 285 | SUBROUTINE vor_mix( kt ) |
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| 286 | !!---------------------------------------------------------------------- |
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| 287 | !! *** ROUTINE vor_mix *** |
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| 288 | !! |
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| 289 | !! ** Purpose : Compute the now total vorticity trend and add it to |
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| 290 | !! the general trend of the momentum equation. |
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| 291 | !! |
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| 292 | !! ** Method : Trend evaluated using now fields (centered in time) |
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| 293 | !! Mixte formulation : conserves the potential enstrophy of a hori- |
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| 294 | !! zontally non-divergent flow for (rotzu x uh), the relative vor- |
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| 295 | !! ticity term and the horizontal kinetic energy for (f x uh), the |
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| 296 | !! coriolis term. the now trend of the vorticity term is given by: |
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| 297 | !! * s-coordinate (ln_sco=T), the e3. are inside the derivatives: |
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| 298 | !! voru = 1/e1u mj-1(rotn/e3f) mj-1[ mi(e1v*e3v vn) ] |
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| 299 | !! +1/e1u mj-1[ f/e3f mi(e1v*e3v vn) ] |
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| 300 | !! vorv = 1/e2v mi-1(rotn/e3f) mi-1[ mj(e2u*e3u un) ] |
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| 301 | !! +1/e2v mi-1[ f/e3f mj(e2u*e3u un) ] |
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| 302 | !! * z-coordinate (default key), e3t=e3u=e3v, the trend becomes: |
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| 303 | !! voru = 1/e1u mj-1(rotn) mj-1[ mi(e1v vn) ] |
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| 304 | !! +1/e1u mj-1[ f mi(e1v vn) ] |
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| 305 | !! vorv = 1/e2v mi-1(rotn) mi-1[ mj(e2u un) ] |
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| 306 | !! +1/e2v mi-1[ f mj(e2u un) ] |
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| 307 | !! Add this now trend to the general momentum trend (ua,va): |
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| 308 | !! (ua,va) = (ua,va) + ( voru , vorv ) |
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| 309 | !! |
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| 310 | !! ** Action : - Update (ua,va) arrays with the now vorticity term trend |
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| 311 | !! - Save the trends in (ztrdu,ztrdv) in 2 parts (relative |
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| 312 | !! and planetary vorticity trends) ('key_trddyn') |
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| 313 | !! |
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| 314 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
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| 315 | !!---------------------------------------------------------------------- |
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| 316 | INTEGER, INTENT(in) :: kt ! ocean timestep index |
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| 317 | !! |
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| 318 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 319 | REAL(wp) :: zfact1, zua, zcua, zx1, zy1 ! temporary scalars |
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| 320 | REAL(wp) :: zfact2, zva, zcva, zx2, zy2 ! " " |
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| 321 | REAL(wp), DIMENSION(jpi,jpj) :: zwx, zwy, zwz, zww ! temporary 3D workspace |
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| 322 | !!---------------------------------------------------------------------- |
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| 323 | |
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| 324 | IF( kt == nit000 ) THEN |
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| 325 | IF(lwp) WRITE(numout,*) |
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| 326 | IF(lwp) WRITE(numout,*) 'dyn:vor_mix : vorticity term: mixed energy/enstrophy conserving scheme' |
|---|
| 327 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
|---|
| 328 | ENDIF |
|---|
| 329 | |
|---|
| 330 | zfact1 = 0.5 * 0.25 ! Local constant initialization |
|---|
| 331 | zfact2 = 0.5 * 0.5 |
|---|
| 332 | |
|---|
| 333 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz, zww ) |
|---|
| 334 | ! ! =============== |
|---|
| 335 | DO jk = 1, jpkm1 ! Horizontal slab |
|---|
| 336 | ! ! =============== |
|---|
| 337 | ! |
|---|
| 338 | ! Relative and planetary potential vorticity and horizontal fluxes |
|---|
| 339 | ! ---------------------------------------------------------------- |
|---|
| 340 | IF( ln_sco ) THEN |
|---|
| 341 | IF( ln_dynadv_vec ) THEN |
|---|
| 342 | zww(:,:) = rotn(:,:,jk) / fse3f(:,:,jk) |
|---|
| 343 | ELSE |
|---|
| 344 | DO jj = 1, jpjm1 |
|---|
| 345 | DO ji = 1, fs_jpim1 ! vector opt. |
|---|
| 346 | zww(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
|---|
| 347 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
|---|
| 348 | & * 0.5 / ( e1f(ji,jj) * e2f (ji,jj) * fse3f(ji,jj,jk) ) |
|---|
| 349 | END DO |
|---|
| 350 | END DO |
|---|
| 351 | ENDIF |
|---|
| 352 | zwz(:,:) = ff (:,:) / fse3f(:,:,jk) |
|---|
| 353 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
|---|
| 354 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
|---|
| 355 | ELSE |
|---|
| 356 | IF( ln_dynadv_vec ) THEN |
|---|
| 357 | zww(:,:) = rotn(:,:,jk) |
|---|
| 358 | ELSE |
|---|
| 359 | DO jj = 1, jpjm1 |
|---|
| 360 | DO ji = 1, fs_jpim1 ! vector opt. |
|---|
| 361 | zww(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
|---|
| 362 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
|---|
| 363 | & * 0.5 / ( e1f(ji,jj) * e2f (ji,jj) ) |
|---|
| 364 | END DO |
|---|
| 365 | END DO |
|---|
| 366 | ENDIF |
|---|
| 367 | zwz(:,:) = ff (:,:) |
|---|
| 368 | zwx(:,:) = e2u(:,:) * un(:,:,jk) |
|---|
| 369 | zwy(:,:) = e1v(:,:) * vn(:,:,jk) |
|---|
| 370 | ENDIF |
|---|
| 371 | |
|---|
| 372 | ! Compute and add the vorticity term trend |
|---|
| 373 | ! ---------------------------------------- |
|---|
| 374 | DO jj = 2, jpjm1 |
|---|
| 375 | DO ji = fs_2, fs_jpim1 ! vector opt. |
|---|
| 376 | zy1 = ( zwy(ji,jj-1) + zwy(ji+1,jj-1) ) / e1u(ji,jj) |
|---|
| 377 | zy2 = ( zwy(ji,jj ) + zwy(ji+1,jj ) ) / e1u(ji,jj) |
|---|
| 378 | zx1 = ( zwx(ji-1,jj) + zwx(ji-1,jj+1) ) / e2v(ji,jj) |
|---|
| 379 | zx2 = ( zwx(ji ,jj) + zwx(ji ,jj+1) ) / e2v(ji,jj) |
|---|
| 380 | ! enstrophy conserving formulation for relative vorticity term |
|---|
| 381 | zua = zfact1 * ( zww(ji ,jj-1) + zww(ji,jj) ) * ( zy1 + zy2 ) |
|---|
| 382 | zva =-zfact1 * ( zww(ji-1,jj ) + zww(ji,jj) ) * ( zx1 + zx2 ) |
|---|
| 383 | ! energy conserving formulation for planetary vorticity term |
|---|
| 384 | zcua = zfact2 * ( zwz(ji ,jj-1) * zy1 + zwz(ji,jj) * zy2 ) |
|---|
| 385 | zcva =-zfact2 * ( zwz(ji-1,jj ) * zx1 + zwz(ji,jj) * zx2 ) |
|---|
| 386 | ! mixed vorticity trend added to the momentum trends |
|---|
| 387 | ua(ji,jj,jk) = ua(ji,jj,jk) + zcua + zua |
|---|
| 388 | va(ji,jj,jk) = va(ji,jj,jk) + zcva + zva |
|---|
| 389 | END DO |
|---|
| 390 | END DO |
|---|
| 391 | ! ! =============== |
|---|
| 392 | END DO ! End of slab |
|---|
| 393 | ! ! =============== |
|---|
| 394 | END SUBROUTINE vor_mix |
|---|
| 395 | |
|---|
| 396 | |
|---|
| 397 | SUBROUTINE vor_ens( kt, kvor, pua, pva ) |
|---|
| 398 | !!---------------------------------------------------------------------- |
|---|
| 399 | !! *** ROUTINE vor_ens *** |
|---|
| 400 | !! |
|---|
| 401 | !! ** Purpose : Compute the now total vorticity trend and add it to |
|---|
| 402 | !! the general trend of the momentum equation. |
|---|
| 403 | !! |
|---|
| 404 | !! ** Method : Trend evaluated using now fields (centered in time) |
|---|
| 405 | !! and the Sadourny (1975) flux FORM formulation : conserves the |
|---|
| 406 | !! potential enstrophy of a horizontally non-divergent flow. the |
|---|
| 407 | !! trend of the vorticity term is given by: |
|---|
| 408 | !! * s-coordinate (ln_sco=T), the e3. are inside the derivative: |
|---|
| 409 | !! voru = 1/e1u mj-1[ (rotn+f)/e3f ] mj-1[ mi(e1v*e3v vn) ] |
|---|
| 410 | !! vorv = 1/e2v mi-1[ (rotn+f)/e3f ] mi-1[ mj(e2u*e3u un) ] |
|---|
| 411 | !! * z-coordinate (default key), e3t=e3u=e3v, the trend becomes: |
|---|
| 412 | !! voru = 1/e1u mj-1[ rotn+f ] mj-1[ mi(e1v vn) ] |
|---|
| 413 | !! vorv = 1/e2v mi-1[ rotn+f ] mi-1[ mj(e2u un) ] |
|---|
| 414 | !! Add this trend to the general momentum trend (ua,va): |
|---|
| 415 | !! (ua,va) = (ua,va) + ( voru , vorv ) |
|---|
| 416 | !! |
|---|
| 417 | !! ** Action : - Update (ua,va) arrays with the now vorticity term trend |
|---|
| 418 | !! - Save the trends in (ztrdu,ztrdv) in 2 parts (relative |
|---|
| 419 | !! and planetary vorticity trends) ('key_trddyn') |
|---|
| 420 | !! |
|---|
| 421 | !! References : Sadourny, r., 1975, j. atmos. sciences, 32, 680-689. |
|---|
| 422 | !!---------------------------------------------------------------------- |
|---|
| 423 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
|---|
| 424 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
|---|
| 425 | ! ! =nrvm (relative vorticity or metric) |
|---|
| 426 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
|---|
| 427 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
|---|
| 428 | !! |
|---|
| 429 | INTEGER :: ji, jj, jk ! dummy loop indices |
|---|
| 430 | REAL(wp) :: zfact1, zuav, zvau ! temporary scalars |
|---|
| 431 | REAL(wp), DIMENSION(jpi,jpj) :: zwx, zwy, zwz ! temporary 3D workspace |
|---|
| 432 | !!---------------------------------------------------------------------- |
|---|
| 433 | |
|---|
| 434 | IF( kt == nit000 ) THEN |
|---|
| 435 | IF(lwp) WRITE(numout,*) |
|---|
| 436 | IF(lwp) WRITE(numout,*) 'dyn:vor_ens : vorticity term: enstrophy conserving scheme' |
|---|
| 437 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
|---|
| 438 | ENDIF |
|---|
| 439 | |
|---|
| 440 | zfact1 = 0.5 * 0.25 ! Local constant initialization |
|---|
| 441 | |
|---|
| 442 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz ) |
|---|
| 443 | ! ! =============== |
|---|
| 444 | DO jk = 1, jpkm1 ! Horizontal slab |
|---|
| 445 | ! ! =============== |
|---|
| 446 | ! |
|---|
| 447 | ! Potential vorticity and horizontal fluxes |
|---|
| 448 | ! ----------------------------------------- |
|---|
| 449 | SELECT CASE( kvor ) ! vorticity considered |
|---|
| 450 | CASE ( 1 ) ; zwz(:,:) = ff(:,:) ! planetary vorticity (Coriolis) |
|---|
| 451 | CASE ( 2 ) ; zwz(:,:) = rotn(:,:,jk) ! relative vorticity |
|---|
| 452 | CASE ( 3 ) ! metric term |
|---|
| 453 | DO jj = 1, jpjm1 |
|---|
| 454 | DO ji = 1, fs_jpim1 ! vector opt. |
|---|
| 455 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
|---|
| 456 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
|---|
| 457 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) |
|---|
| 458 | END DO |
|---|
| 459 | END DO |
|---|
| 460 | CASE ( 4 ) ; zwz(:,:) = ( rotn(:,:,jk) + ff(:,:) ) ! total (relative + planetary vorticity) |
|---|
| 461 | CASE ( 5 ) ! total (coriolis + metric) |
|---|
| 462 | DO jj = 1, jpjm1 |
|---|
| 463 | DO ji = 1, fs_jpim1 ! vector opt. |
|---|
| 464 | zwz(ji,jj) = ( ff (ji,jj) & |
|---|
| 465 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
|---|
| 466 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
|---|
| 467 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) & |
|---|
| 468 | & ) |
|---|
| 469 | END DO |
|---|
| 470 | END DO |
|---|
| 471 | END SELECT |
|---|
| 472 | ! |
|---|
| 473 | IF( ln_sco ) THEN |
|---|
| 474 | DO jj = 1, jpj ! caution: don't use (:,:) for this loop |
|---|
| 475 | DO ji = 1, jpi ! it causes optimization problems on NEC in auto-tasking |
|---|
| 476 | zwz(ji,jj) = zwz(ji,jj) / fse3f(ji,jj,jk) |
|---|
| 477 | zwx(ji,jj) = e2u(ji,jj) * fse3u(ji,jj,jk) * un(ji,jj,jk) |
|---|
| 478 | zwy(ji,jj) = e1v(ji,jj) * fse3v(ji,jj,jk) * vn(ji,jj,jk) |
|---|
| 479 | END DO |
|---|
| 480 | END DO |
|---|
| 481 | ELSE |
|---|
| 482 | DO jj = 1, jpj ! caution: don't use (:,:) for this loop |
|---|
| 483 | DO ji = 1, jpi ! it causes optimization problems on NEC in auto-tasking |
|---|
| 484 | zwx(ji,jj) = e2u(ji,jj) * un(ji,jj,jk) |
|---|
| 485 | zwy(ji,jj) = e1v(ji,jj) * vn(ji,jj,jk) |
|---|
| 486 | END DO |
|---|
| 487 | END DO |
|---|
| 488 | ENDIF |
|---|
| 489 | ! |
|---|
| 490 | ! Compute and add the vorticity term trend |
|---|
| 491 | ! ---------------------------------------- |
|---|
| 492 | DO jj = 2, jpjm1 |
|---|
| 493 | DO ji = fs_2, fs_jpim1 ! vector opt. |
|---|
| 494 | zuav = zfact1 / e1u(ji,jj) * ( zwy(ji ,jj-1) + zwy(ji+1,jj-1) & |
|---|
| 495 | & + zwy(ji ,jj ) + zwy(ji+1,jj ) ) |
|---|
| 496 | zvau =-zfact1 / e2v(ji,jj) * ( zwx(ji-1,jj ) + zwx(ji-1,jj+1) & |
|---|
| 497 | & + zwx(ji ,jj ) + zwx(ji ,jj+1) ) |
|---|
| 498 | pua(ji,jj,jk) = pua(ji,jj,jk) + zuav * ( zwz(ji ,jj-1) + zwz(ji,jj) ) |
|---|
| 499 | pva(ji,jj,jk) = pva(ji,jj,jk) + zvau * ( zwz(ji-1,jj ) + zwz(ji,jj) ) |
|---|
| 500 | END DO |
|---|
| 501 | END DO |
|---|
| 502 | ! ! =============== |
|---|
| 503 | END DO ! End of slab |
|---|
| 504 | ! ! =============== |
|---|
| 505 | END SUBROUTINE vor_ens |
|---|
| 506 | |
|---|
| 507 | |
|---|
| 508 | SUBROUTINE vor_een( kt, kvor, pua, pva ) |
|---|
| 509 | !!---------------------------------------------------------------------- |
|---|
| 510 | !! *** ROUTINE vor_een *** |
|---|
| 511 | !! |
|---|
| 512 | !! ** Purpose : Compute the now total vorticity trend and add it to |
|---|
| 513 | !! the general trend of the momentum equation. |
|---|
| 514 | !! |
|---|
| 515 | !! ** Method : Trend evaluated using now fields (centered in time) |
|---|
| 516 | !! and the Arakawa and Lamb (1980) flux form formulation : conserves |
|---|
| 517 | !! both the horizontal kinetic energy and the potential enstrophy |
|---|
| 518 | !! when horizontal divergence is zero (see the NEMO documentation) |
|---|
| 519 | !! Add this trend to the general momentum trend (ua,va). |
|---|
| 520 | !! |
|---|
| 521 | !! ** Action : - Update (ua,va) with the now vorticity term trend |
|---|
| 522 | !! - save the trends in (ztrdu,ztrdv) in 2 parts (relative |
|---|
| 523 | !! and planetary vorticity trends) ('key_trddyn') |
|---|
| 524 | !! |
|---|
| 525 | !! References : Arakawa and Lamb 1980, Mon. Wea. Rev., 109, 18-36 |
|---|
| 526 | !!---------------------------------------------------------------------- |
|---|
| 527 | INTEGER , INTENT(in ) :: kt ! ocean time-step index |
|---|
| 528 | INTEGER , INTENT(in ) :: kvor ! =ncor (planetary) ; =ntot (total) ; |
|---|
| 529 | ! ! =nrvm (relative vorticity or metric) |
|---|
| 530 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pua ! total u-trend |
|---|
| 531 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: pva ! total v-trend |
|---|
| 532 | !! |
|---|
| 533 | INTEGER :: ji, jj, jk ! dummy loop indices |
|---|
| 534 | REAL(wp) :: zfac12, zua, zva ! temporary scalars |
|---|
| 535 | REAL(wp), DIMENSION(jpi,jpj) :: zwx, zwy, zwz ! temporary 2D workspace |
|---|
| 536 | REAL(wp), DIMENSION(jpi,jpj) :: ztnw, ztne, ztsw, ztse ! temporary 3D workspace |
|---|
| 537 | #if defined key_vvl |
|---|
| 538 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: ze3f |
|---|
| 539 | #else |
|---|
| 540 | REAL(wp), DIMENSION(jpi,jpj,jpk), SAVE :: ze3f |
|---|
| 541 | #endif |
|---|
| 542 | !!---------------------------------------------------------------------- |
|---|
| 543 | |
|---|
| 544 | IF( kt == nit000 ) THEN |
|---|
| 545 | IF(lwp) WRITE(numout,*) |
|---|
| 546 | IF(lwp) WRITE(numout,*) 'dyn:vor_een : vorticity term: energy and enstrophy conserving scheme' |
|---|
| 547 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~' |
|---|
| 548 | ENDIF |
|---|
| 549 | |
|---|
| 550 | IF( kt == nit000 .OR. lk_vvl ) THEN ! reciprocal of e3 at F-point (masked averaging of e3t) |
|---|
| 551 | DO jk = 1, jpk |
|---|
| 552 | DO jj = 1, jpjm1 |
|---|
| 553 | DO ji = 1, jpim1 |
|---|
| 554 | ze3f(ji,jj,jk) = ( fse3t(ji,jj+1,jk)*tmask(ji,jj+1,jk) + fse3t(ji+1,jj+1,jk)*tmask(ji+1,jj+1,jk) & |
|---|
| 555 | & + fse3t(ji,jj ,jk)*tmask(ji,jj ,jk) + fse3t(ji+1,jj ,jk)*tmask(ji+1,jj ,jk) ) * 0.25 |
|---|
| 556 | IF( ze3f(ji,jj,jk) /= 0.e0 ) ze3f(ji,jj,jk) = 1.e0 / ze3f(ji,jj,jk) |
|---|
| 557 | END DO |
|---|
| 558 | END DO |
|---|
| 559 | END DO |
|---|
| 560 | CALL lbc_lnk( ze3f, 'F', 1. ) |
|---|
| 561 | ENDIF |
|---|
| 562 | |
|---|
| 563 | zfac12 = 1.e0 / 12.e0 ! Local constant initialization |
|---|
| 564 | |
|---|
| 565 | |
|---|
| 566 | !CDIR PARALLEL DO PRIVATE( zwx, zwy, zwz, ztnw, ztne, ztsw, ztse ) |
|---|
| 567 | ! ! =============== |
|---|
| 568 | DO jk = 1, jpkm1 ! Horizontal slab |
|---|
| 569 | ! ! =============== |
|---|
| 570 | |
|---|
| 571 | ! Potential vorticity and horizontal fluxes |
|---|
| 572 | ! ----------------------------------------- |
|---|
| 573 | SELECT CASE( kvor ) ! vorticity considered |
|---|
| 574 | CASE ( 1 ) ! planetary vorticity (Coriolis) |
|---|
| 575 | zwz(:,:) = ff(:,:) * ze3f(:,:,jk) |
|---|
| 576 | CASE ( 2 ) ! relative vorticity |
|---|
| 577 | zwz(:,:) = rotn(:,:,jk) * ze3f(:,:,jk) |
|---|
| 578 | CASE ( 3 ) ! metric term |
|---|
| 579 | DO jj = 1, jpjm1 |
|---|
| 580 | DO ji = 1, fs_jpim1 ! vector opt. |
|---|
| 581 | zwz(ji,jj) = ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
|---|
| 582 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
|---|
| 583 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) * ze3f(ji,jj,jk) |
|---|
| 584 | END DO |
|---|
| 585 | END DO |
|---|
| 586 | CALL lbc_lnk( zwz, 'F', 1. ) |
|---|
| 587 | CASE ( 4 ) ! total (relative + planetary vorticity) |
|---|
| 588 | zwz(:,:) = ( rotn(:,:,jk) + ff(:,:) ) * ze3f(:,:,jk) |
|---|
| 589 | CASE ( 5 ) ! total (coriolis + metric) |
|---|
| 590 | DO jj = 1, jpjm1 |
|---|
| 591 | DO ji = 1, fs_jpim1 ! vector opt. |
|---|
| 592 | zwz(ji,jj) = ( ff (ji,jj) & |
|---|
| 593 | & + ( ( vn(ji+1,jj ,jk) + vn (ji,jj,jk) ) * ( e2v(ji+1,jj ) - e2v(ji,jj) ) & |
|---|
| 594 | & - ( un(ji ,jj+1,jk) + un (ji,jj,jk) ) * ( e1u(ji ,jj+1) - e1u(ji,jj) ) ) & |
|---|
| 595 | & * 0.5 / ( e1f(ji,jj) * e2f(ji,jj) ) & |
|---|
| 596 | & ) * ze3f(ji,jj,jk) |
|---|
| 597 | END DO |
|---|
| 598 | END DO |
|---|
| 599 | CALL lbc_lnk( zwz, 'F', 1. ) |
|---|
| 600 | END SELECT |
|---|
| 601 | |
|---|
| 602 | zwx(:,:) = e2u(:,:) * fse3u(:,:,jk) * un(:,:,jk) |
|---|
| 603 | zwy(:,:) = e1v(:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
|---|
| 604 | |
|---|
| 605 | ! Compute and add the vorticity term trend |
|---|
| 606 | ! ---------------------------------------- |
|---|
| 607 | jj = 2 |
|---|
| 608 | ztne(1,:) = 0 ; ztnw(1,:) = 0 ; ztse(1,:) = 0 ; ztsw(1,:) = 0 |
|---|
| 609 | DO ji = 2, jpi |
|---|
| 610 | ztne(ji,jj) = zwz(ji-1,jj ) + zwz(ji ,jj ) + zwz(ji ,jj-1) |
|---|
| 611 | ztnw(ji,jj) = zwz(ji-1,jj-1) + zwz(ji-1,jj ) + zwz(ji ,jj ) |
|---|
| 612 | ztse(ji,jj) = zwz(ji ,jj ) + zwz(ji ,jj-1) + zwz(ji-1,jj-1) |
|---|
| 613 | ztsw(ji,jj) = zwz(ji ,jj-1) + zwz(ji-1,jj-1) + zwz(ji-1,jj ) |
|---|
| 614 | END DO |
|---|
| 615 | DO jj = 3, jpj |
|---|
| 616 | DO ji = fs_2, jpi ! vector opt. ok because we start at jj = 3 |
|---|
| 617 | ztne(ji,jj) = zwz(ji-1,jj ) + zwz(ji ,jj ) + zwz(ji ,jj-1) |
|---|
| 618 | ztnw(ji,jj) = zwz(ji-1,jj-1) + zwz(ji-1,jj ) + zwz(ji ,jj ) |
|---|
| 619 | ztse(ji,jj) = zwz(ji ,jj ) + zwz(ji ,jj-1) + zwz(ji-1,jj-1) |
|---|
| 620 | ztsw(ji,jj) = zwz(ji ,jj-1) + zwz(ji-1,jj-1) + zwz(ji-1,jj ) |
|---|
| 621 | END DO |
|---|
| 622 | END DO |
|---|
| 623 | DO jj = 2, jpjm1 |
|---|
| 624 | DO ji = fs_2, fs_jpim1 ! vector opt. |
|---|
| 625 | zua = + zfac12 / e1u(ji,jj) * ( ztne(ji,jj ) * zwy(ji ,jj ) + ztnw(ji+1,jj) * zwy(ji+1,jj ) & |
|---|
| 626 | & + ztse(ji,jj ) * zwy(ji ,jj-1) + ztsw(ji+1,jj) * zwy(ji+1,jj-1) ) |
|---|
| 627 | zva = - zfac12 / e2v(ji,jj) * ( ztsw(ji,jj+1) * zwx(ji-1,jj+1) + ztse(ji,jj+1) * zwx(ji ,jj+1) & |
|---|
| 628 | & + ztnw(ji,jj ) * zwx(ji-1,jj ) + ztne(ji,jj ) * zwx(ji ,jj ) ) |
|---|
| 629 | pua(ji,jj,jk) = pua(ji,jj,jk) + zua |
|---|
| 630 | pva(ji,jj,jk) = pva(ji,jj,jk) + zva |
|---|
| 631 | END DO |
|---|
| 632 | END DO |
|---|
| 633 | ! ! =============== |
|---|
| 634 | END DO ! End of slab |
|---|
| 635 | ! ! =============== |
|---|
| 636 | END SUBROUTINE vor_een |
|---|
| 637 | |
|---|
| 638 | |
|---|
| 639 | SUBROUTINE dyn_vor_init |
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| 640 | !!--------------------------------------------------------------------- |
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| 641 | !! *** ROUTINE dyn_vor_init *** |
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| 642 | !! |
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| 643 | !! ** Purpose : Control the consistency between cpp options for |
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| 644 | !! tracer advection schemes |
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| 645 | !!---------------------------------------------------------------------- |
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| 646 | INTEGER :: ioptio ! temporary integer |
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| 647 | NAMELIST/namdyn_vor/ ln_dynvor_ens, ln_dynvor_ene, ln_dynvor_mix, ln_dynvor_een |
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| 648 | !!---------------------------------------------------------------------- |
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| 649 | |
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| 650 | REWIND ( numnam ) ! Read Namelist namdyn_vor : Vorticity scheme options |
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| 651 | READ ( numnam, namdyn_vor ) |
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| 652 | |
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| 653 | IF(lwp) THEN ! Namelist print |
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| 654 | WRITE(numout,*) |
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| 655 | WRITE(numout,*) 'dyn_vor_init : vorticity term : read namelist and control the consistency' |
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| 656 | WRITE(numout,*) '~~~~~~~~~~~~' |
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| 657 | WRITE(numout,*) ' Namelist namdyn_vor : oice of the vorticity term scheme' |
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| 658 | WRITE(numout,*) ' energy conserving scheme ln_dynvor_ene = ', ln_dynvor_ene |
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| 659 | WRITE(numout,*) ' enstrophy conserving scheme ln_dynvor_ens = ', ln_dynvor_ens |
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| 660 | WRITE(numout,*) ' mixed enstrophy/energy conserving scheme ln_dynvor_mix = ', ln_dynvor_mix |
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| 661 | WRITE(numout,*) ' enstrophy and energy conserving scheme ln_dynvor_een = ', ln_dynvor_een |
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| 662 | ENDIF |
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| 663 | |
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| 664 | ioptio = 0 ! Control of vorticity scheme options |
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| 665 | IF( ln_dynvor_ene ) ioptio = ioptio + 1 |
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| 666 | IF( ln_dynvor_ens ) ioptio = ioptio + 1 |
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| 667 | IF( ln_dynvor_mix ) ioptio = ioptio + 1 |
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| 668 | IF( ln_dynvor_een ) ioptio = ioptio + 1 |
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| 669 | IF( lk_esopa ) ioptio = 1 |
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| 670 | |
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| 671 | IF( ioptio /= 1 ) CALL ctl_stop( ' use ONE and ONLY one vorticity scheme' ) |
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| 672 | |
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| 673 | ! ! Set nvor (type of scheme for vorticity) |
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| 674 | IF( ln_dynvor_ene ) nvor = 0 |
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| 675 | IF( ln_dynvor_ens ) nvor = 1 |
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| 676 | IF( ln_dynvor_mix ) nvor = 2 |
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| 677 | IF( ln_dynvor_een ) nvor = 3 |
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| 678 | IF( lk_esopa ) nvor = -1 |
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| 679 | |
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| 680 | ! ! Set ncor, nrvm, ntot (type of vorticity) |
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| 681 | IF(lwp) WRITE(numout,*) |
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| 682 | ncor = 1 |
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| 683 | IF( ln_dynadv_vec ) THEN |
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| 684 | IF(lwp) WRITE(numout,*) ' Vector form advection : vorticity = Coriolis + relative vorticity' |
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| 685 | nrvm = 2 |
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| 686 | ntot = 4 |
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| 687 | ELSE |
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| 688 | IF(lwp) WRITE(numout,*) ' Flux form advection : vorticity = Coriolis + metric term' |
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| 689 | nrvm = 3 |
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| 690 | ntot = 5 |
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| 691 | ENDIF |
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| 692 | |
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| 693 | IF(lwp) THEN ! Print the choice |
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| 694 | WRITE(numout,*) |
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| 695 | IF( nvor == 0 ) WRITE(numout,*) ' vorticity scheme : energy conserving scheme' |
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| 696 | IF( nvor == 1 ) WRITE(numout,*) ' vorticity scheme : enstrophy conserving scheme' |
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| 697 | IF( nvor == 2 ) WRITE(numout,*) ' vorticity scheme : mixed enstrophy/energy conserving scheme' |
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| 698 | IF( nvor == 3 ) WRITE(numout,*) ' vorticity scheme : energy and enstrophy conserving scheme' |
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| 699 | IF( nvor == -1 ) WRITE(numout,*) ' esopa test: use all lateral physics options' |
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| 700 | ENDIF |
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| 701 | ! |
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| 702 | END SUBROUTINE dyn_vor_init |
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| 703 | |
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| 704 | !!============================================================================== |
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| 705 | END MODULE dynvor |
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