[3] | 1 | MODULE zdfini |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE zdfini *** |
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| 4 | !! Ocean physics : define vertical mixing variables |
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| 5 | !!===================================================================== |
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| 6 | |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | !! zdf_init : initialization, namelist read, and parameters control |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! * Modules used |
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| 11 | USE par_oce ! mesh and scale factors |
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[255] | 12 | USE ldftra_oce ! ocean active tracers: lateral physics |
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| 13 | USE ldfdyn_oce ! ocean dynamics lateral physics |
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[3] | 14 | USE zdf_oce ! TKE vertical mixing |
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[255] | 15 | USE lib_mpp ! distribued memory computing |
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| 16 | USE zdftke ! TKE vertical mixing |
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| 17 | USE zdfkpp ! KPP vertical mixing |
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[3] | 18 | USE zdfddm ! double diffusion mixing |
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| 19 | USE zdfevd ! enhanced vertical diffusion |
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| 20 | USE zdfric ! Richardson vertical mixing |
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| 21 | USE tranpc ! convection: non penetrative adjustment |
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[255] | 22 | USE ldfslp ! iso-neutral slopes |
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[3] | 23 | |
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| 24 | USE in_out_manager ! I/O manager |
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| 25 | |
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| 26 | IMPLICIT NONE |
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| 27 | PRIVATE |
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| 28 | |
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| 29 | !! * Routine accessibility |
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| 30 | PUBLIC zdf_init ! routine called by opa.F90 |
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| 31 | !!---------------------------------------------------------------------- |
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[247] | 32 | !! OPA 9.0 , LOCEAN-IPSL (2005) |
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[3] | 33 | !!---------------------------------------------------------------------- |
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| 34 | |
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| 35 | CONTAINS |
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| 36 | |
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| 37 | SUBROUTINE zdf_init |
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| 38 | !!---------------------------------------------------------------------- |
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| 39 | !! *** ROUTINE zdf_init *** |
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| 40 | !! |
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| 41 | !! ** Purpose : initializations of the vertical ocean physics |
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| 42 | !! |
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[297] | 43 | !! ** Method : Read namelist namzdf, control logicals |
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[3] | 44 | !! |
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| 45 | !! History : |
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| 46 | !! ! 97-06 (G. Madec) Original code from inimix |
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| 47 | !! 8.5 ! 02-08 (G. Madec) F90 : free form |
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[255] | 48 | !! 9.0 ! 05-06 (C. Ethe) KPP parameterization |
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[3] | 49 | !!---------------------------------------------------------------------- |
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| 50 | !! * Local declarations |
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| 51 | INTEGER :: ioptio ! temporary scalar |
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| 52 | |
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| 53 | !! * Namelist |
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[463] | 54 | NAMELIST/namzdf/ ln_zdfexp, n_zdfexp, ln_zdfevd, ln_zdfnpc, & |
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| 55 | & avm0 , avt0 , avevd , n_evdm |
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[3] | 56 | !!---------------------------------------------------------------------- |
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| 57 | !! OPA 9.0, LODYC-IPSL (2003) |
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| 58 | !!---------------------------------------------------------------------- |
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| 59 | |
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| 60 | ! Read namzdf namelist : vertical mixing parameters |
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| 61 | ! -------------------- |
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| 62 | REWIND( numnam ) |
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| 63 | READ ( numnam, namzdf ) |
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| 64 | |
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| 65 | ! Parameter print |
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| 66 | ! --------------- |
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| 67 | IF(lwp) THEN |
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| 68 | WRITE(numout,*) |
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| 69 | WRITE(numout,*) 'zdf_init: vertical physics' |
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| 70 | WRITE(numout,*) '~~~~~~~~' |
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[463] | 71 | WRITE(numout,*) ' Namelist namzdf : set vertical mixing mixing parameters' |
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| 72 | WRITE(numout,*) ' time splitting / backward scheme ln_zdfexp = ', ln_zdfexp |
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| 73 | WRITE(numout,*) ' number of time step n_zdfexp = ', n_zdfexp |
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| 74 | WRITE(numout,*) ' enhanced vertical diffusion ln_zdfevd = ', ln_zdfevd |
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| 75 | WRITE(numout,*) ' non-penetrative convection ln_zdfnpc = ', ln_zdfnpc |
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| 76 | WRITE(numout,*) ' vertical eddy viscosity avm0 = ', avm0 |
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| 77 | WRITE(numout,*) ' vertical eddy diffusivity avt0 = ', avt0 |
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| 78 | WRITE(numout,*) ' vertical coefficient for evd avevd = ', avevd |
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| 79 | WRITE(numout,*) ' applied on momentum (=1/0) n_evdm = ', n_evdm |
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[3] | 80 | ENDIF |
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| 81 | |
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[297] | 82 | ! Parameter & logicals controls |
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| 83 | ! ----------------------------- |
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[463] | 84 | ! ... check of vertical mixing scheme on tracers |
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| 85 | ! ==> will be done in trazdf module |
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[3] | 86 | |
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[463] | 87 | ! ... check of mixing coefficient |
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[3] | 88 | IF(lwp) WRITE(numout,*) |
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| 89 | IF(lwp) WRITE(numout,*) ' vertical mixing option :' |
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| 90 | ioptio = 0 |
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| 91 | IF( lk_zdfcst ) THEN |
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[463] | 92 | IF(lwp) WRITE(numout,*) ' constant eddy diffusion coefficients' |
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[3] | 93 | ioptio = ioptio+1 |
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| 94 | ENDIF |
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| 95 | IF( lk_zdfric ) THEN |
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[463] | 96 | IF(lwp) WRITE(numout,*) ' Richardson dependent eddy coefficients' |
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[3] | 97 | ioptio = ioptio+1 |
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| 98 | ENDIF |
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| 99 | IF( lk_zdftke ) THEN |
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[463] | 100 | IF(lwp) WRITE(numout,*) ' TKE dependent eddy coefficients' |
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[3] | 101 | ioptio = ioptio+1 |
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| 102 | ENDIF |
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[255] | 103 | IF( lk_zdfkpp ) THEN |
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[463] | 104 | IF(lwp) WRITE(numout,*) ' KPP dependent eddy coefficients' |
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[255] | 105 | ioptio = ioptio+1 |
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| 106 | ENDIF |
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[474] | 107 | IF( ioptio == 0 .OR. ioptio > 1 .AND. .NOT. lk_esopa ) & |
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| 108 | CALL ctl_stop( ' one and only one vertical diffusion option has to be defined ' ) |
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[3] | 109 | |
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| 110 | ! ... Convection |
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| 111 | IF(lwp) WRITE(numout,*) |
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| 112 | IF(lwp) WRITE(numout,*) ' convection :' |
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| 113 | ioptio = 0 |
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| 114 | IF( ln_zdfnpc ) THEN |
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| 115 | IF(lwp) WRITE(numout,*) ' use non penetrative convective scheme' |
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| 116 | ioptio = ioptio+1 |
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| 117 | ENDIF |
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| 118 | IF( ln_zdfevd ) THEN |
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| 119 | IF(lwp) WRITE(numout,*) ' use enhanced vertical dif. scheme' |
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| 120 | ioptio = ioptio+1 |
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| 121 | ENDIF |
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| 122 | IF( lk_zdftke ) THEN |
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| 123 | IF(lwp) WRITE(numout,*) ' use the 1.5 turbulent closure' |
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| 124 | ENDIF |
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[255] | 125 | IF( lk_zdfkpp ) THEN |
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| 126 | IF(lwp) WRITE(numout,*) ' use the KPP closure scheme' |
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| 127 | IF(lk_mpp) THEN |
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| 128 | IF(lwp) WRITE(numout,cform_err) |
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| 129 | IF(lwp) WRITE(numout,*) ' The KPP scheme is not ready to run in MPI' |
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| 130 | ENDIF |
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| 131 | ENDIF |
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[474] | 132 | IF ( ioptio > 1 .AND. .NOT. lk_esopa ) & |
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| 133 | CALL ctl_stop( ' chose between ln_zdfnpc', ' and ln_zdfevd' ) |
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| 134 | IF( ioptio == 0 .AND. .NOT.( lk_zdftke .OR. lk_zdfkpp ) ) & |
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| 135 | CALL ctl_stop( ' except for TKE sor KPP physics, a convection scheme is', & |
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| 136 | & ' required: ln_zdfevd or ln_zdfnpc logicals' ) |
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[3] | 137 | |
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| 138 | END SUBROUTINE zdf_init |
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| 139 | |
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| 140 | !!====================================================================== |
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| 141 | END MODULE zdfini |
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