[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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| 33 | !! $Header$ |
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| 34 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
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[3] | 35 | !!---------------------------------------------------------------------- |
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| 36 | |
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| 37 | CONTAINS |
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| 38 | |
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| 39 | SUBROUTINE zdf_init |
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| 40 | !!---------------------------------------------------------------------- |
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| 41 | !! *** ROUTINE zdf_init *** |
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| 42 | !! |
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| 43 | !! ** Purpose : initializations of the vertical ocean physics |
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| 44 | !! |
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[297] | 45 | !! ** Method : Read namelist namzdf, control logicals |
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[3] | 46 | !! |
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| 47 | !! History : |
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| 48 | !! ! 97-06 (G. Madec) Original code from inimix |
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| 49 | !! 8.5 ! 02-08 (G. Madec) F90 : free form |
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[255] | 50 | !! 9.0 ! 05-06 (C. Ethe) KPP parameterization |
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[3] | 51 | !!---------------------------------------------------------------------- |
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| 52 | !! * Local declarations |
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| 53 | INTEGER :: ioptio ! temporary scalar |
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| 54 | LOGICAL :: & !!! namzdf: vertical diffusion |
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| 55 | ln_zdfexp = .FALSE. ! explicit vertical diffusion scheme flag |
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| 56 | |
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| 57 | !! * Namelist |
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| 58 | NAMELIST/namzdf/ ln_zdfevd, ln_zdfnpc, & |
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| 59 | & avm0, avt0, avevd, nevdm, ln_zdfexp, n_zdfexp |
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| 60 | !!---------------------------------------------------------------------- |
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| 61 | !! OPA 9.0, LODYC-IPSL (2003) |
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| 62 | !!---------------------------------------------------------------------- |
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| 63 | |
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| 64 | ! Read namzdf namelist : vertical mixing parameters |
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| 65 | ! -------------------- |
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| 66 | REWIND( numnam ) |
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| 67 | READ ( numnam, namzdf ) |
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| 68 | |
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| 69 | ! Parameter print |
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| 70 | ! --------------- |
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| 71 | IF(lwp) THEN |
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| 72 | WRITE(numout,*) |
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| 73 | WRITE(numout,*) 'zdf_init: vertical physics' |
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| 74 | WRITE(numout,*) '~~~~~~~~' |
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| 75 | WRITE(numout,*) ' Namelist namzdf : set vertical mixing mixing parameters' |
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| 76 | WRITE(numout,*) ' enhanced vertical diffusion ln_zdfevd = ', ln_zdfevd |
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| 77 | WRITE(numout,*) ' non-penetrative convection ln_zdfnpc = ', ln_zdfnpc |
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| 78 | WRITE(numout,*) ' vertical eddy viscosity avm0 = ', avm0 |
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| 79 | WRITE(numout,*) ' vertical eddy diffusivity avt0 = ', avt0 |
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| 80 | WRITE(numout,*) ' vertical coefficient for evd avevd = ', avevd |
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| 81 | WRITE(numout,*) ' applied on momentum (=1/0) nevdm = ', nevdm |
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| 82 | WRITE(numout,*) ' time splitting / backward scheme ln_zdfexp = ', ln_zdfexp |
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| 83 | WRITE(numout,*) ' number of time step n_zdfexp = ', n_zdfexp |
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| 84 | ENDIF |
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| 85 | |
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[297] | 86 | ! Parameter & logicals controls |
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| 87 | ! ----------------------------- |
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[3] | 88 | ! ... vertical mixing |
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[255] | 89 | ! time stepping scheme (N.B. TKE or KPP schemes => force the use of implicit scheme) |
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| 90 | IF( ( ln_zdfexp .AND. .NOT.lk_zdftke ) .OR. ( ln_zdfexp .AND. .NOT.lk_zdfkpp ) ) THEN |
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[3] | 91 | l_trazdf_exp = .TRUE. ! use explicit scheme |
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| 92 | l_trazdf_imp = .FALSE. |
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| 93 | l_dynzdf_exp = .TRUE. ! use explicit scheme |
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| 94 | l_dynzdf_imp = .FALSE. |
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| 95 | ELSE |
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| 96 | l_trazdf_exp = .FALSE. ! use implicit scheme |
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| 97 | l_trazdf_imp = .TRUE. |
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| 98 | l_dynzdf_exp = .FALSE. ! use implicit scheme |
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| 99 | l_dynzdf_imp = .TRUE. |
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| 100 | ENDIF |
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| 101 | IF( l_trazdf_iso .OR. l_trazdf_iso_vo ) THEN |
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| 102 | l_trazdf_exp = .FALSE. ! iso-neutral diffusion : |
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| 103 | l_trazdf_imp = .FALSE. ! implicit scheme included in iso-neutral routine |
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| 104 | ENDIF |
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| 105 | IF( l_dynldf_iso ) THEN |
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| 106 | l_dynzdf_exp = .FALSE. ! iso-neutral diffusion : |
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| 107 | l_dynzdf_imp = .FALSE. ! implicit scheme included in iso-neutral routine |
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| 108 | ENDIF |
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| 109 | #if defined key_autotasking |
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| 110 | IF( l_dynzdf_imp ) THEN |
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| 111 | l_dynzdf_imp = .FALSE. |
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| 112 | l_dynzdf_imp_tsk = .TRUE. |
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| 113 | ENDIF |
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| 114 | #else |
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| 115 | l_dynzdf_imp_tsk = .FALSE. |
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| 116 | #endif |
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| 117 | IF( lk_esopa ) THEN |
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| 118 | l_trazdf_exp = .TRUE. ! esopa: use all options |
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| 119 | l_trazdf_imp = .TRUE. |
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| 120 | l_dynzdf_exp = .TRUE. ! esopa: use all options |
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| 121 | l_dynzdf_imp = .TRUE. |
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| 122 | l_dynzdf_imp_tsk = .TRUE. |
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| 123 | ENDIF |
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| 124 | |
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| 125 | IF(lwp) WRITE(numout,*) |
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| 126 | IF(lwp) WRITE(numout,*) ' vertical mixing option :' |
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| 127 | ioptio = 0 |
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| 128 | IF( lk_zdfcst ) THEN |
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| 129 | IF(lwp) WRITE(numout,*) ' constant eddy diffusion coef.' |
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| 130 | ioptio = ioptio+1 |
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| 131 | ENDIF |
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| 132 | IF( lk_zdfric ) THEN |
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| 133 | IF(lwp) WRITE(numout,*) ' Richardson dependent eddy coef.' |
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| 134 | ioptio = ioptio+1 |
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| 135 | ENDIF |
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| 136 | IF( lk_zdftke ) THEN |
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| 137 | IF(lwp) WRITE(numout,*) ' TKE dependent eddy coef.' |
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| 138 | ioptio = ioptio+1 |
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| 139 | ENDIF |
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[255] | 140 | IF( lk_zdfkpp ) THEN |
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| 141 | IF(lwp) WRITE(numout,*) ' KPP dependent eddy coef.' |
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| 142 | ioptio = ioptio+1 |
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| 143 | ENDIF |
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[3] | 144 | IF( ioptio == 0 .OR. ioptio > 1 .AND. .NOT. lk_esopa ) THEN |
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| 145 | IF(lwp) WRITE(numout,cform_err) |
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| 146 | IF(lwp) WRITE(numout,*) ' one and only one vertical diffusion option has to be defined ' |
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| 147 | nstop = nstop + 1 |
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| 148 | ENDIF |
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| 149 | |
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| 150 | ! ... Convection |
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| 151 | IF(lwp) WRITE(numout,*) |
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| 152 | IF(lwp) WRITE(numout,*) ' convection :' |
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| 153 | ioptio = 0 |
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| 154 | IF( ln_zdfnpc ) THEN |
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| 155 | IF(lwp) WRITE(numout,*) ' use non penetrative convective scheme' |
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| 156 | ioptio = ioptio+1 |
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| 157 | ENDIF |
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| 158 | IF( ln_zdfevd ) THEN |
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| 159 | IF(lwp) WRITE(numout,*) ' use enhanced vertical dif. scheme' |
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| 160 | ioptio = ioptio+1 |
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| 161 | ENDIF |
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| 162 | IF( lk_zdftke ) THEN |
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| 163 | IF(lwp) WRITE(numout,*) ' use the 1.5 turbulent closure' |
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| 164 | ENDIF |
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[255] | 165 | IF( lk_zdfkpp ) THEN |
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| 166 | IF(lwp) WRITE(numout,*) ' use the KPP closure scheme' |
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| 167 | IF(lk_mpp) THEN |
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| 168 | IF(lwp) WRITE(numout,cform_err) |
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| 169 | IF(lwp) WRITE(numout,*) ' The KPP scheme is not ready to run in MPI' |
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| 170 | ENDIF |
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| 171 | ENDIF |
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[3] | 172 | IF ( ioptio > 1 .AND. .NOT. lk_esopa ) THEN |
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| 173 | IF(lwp) WRITE(numout,cform_err) |
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[297] | 174 | IF(lwp) WRITE(numout,*) ' chose between ln_zdfnpc' |
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| 175 | IF(lwp) WRITE(numout,*) ' and ln_zdfevd' |
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[3] | 176 | nstop = nstop + 1 |
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| 177 | ENDIF |
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| 178 | IF( ioptio == 0 .AND. .NOT. lk_zdftke ) THEN |
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| 179 | IF(lwp) WRITE(numout,cform_err) |
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| 180 | IF(lwp) WRITE(numout,*) ' except for TKE scheme, a convection scheme is' |
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[297] | 181 | IF(lwp) WRITE(numout,*) ' required: ln_zdfevd or ln_zdfnpc logicals' |
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[3] | 182 | nstop = nstop + 1 |
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| 183 | ENDIF |
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| 184 | |
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| 185 | END SUBROUTINE zdf_init |
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| 186 | |
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| 187 | !!====================================================================== |
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| 188 | END MODULE zdfini |
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