| 1 | MODULE zdfphy |
|---|
| 2 | !!====================================================================== |
|---|
| 3 | !! *** MODULE zdfphy *** |
|---|
| 4 | !! Vertical ocean physics : manager of all vertical physics packages |
|---|
| 5 | !!====================================================================== |
|---|
| 6 | !! History : 4.0 ! 2017-04 (G. Madec) original code |
|---|
| 7 | !!---------------------------------------------------------------------- |
|---|
| 8 | |
|---|
| 9 | !!---------------------------------------------------------------------- |
|---|
| 10 | !! zdf_phy_init : initialization of all vertical physics packages |
|---|
| 11 | !! zdf_phy : upadate at each time-step the vertical mixing coeff. |
|---|
| 12 | !!---------------------------------------------------------------------- |
|---|
| 13 | USE oce ! ocean dynamics and tracers variables |
|---|
| 14 | ! TEMP: [tiling] This change not necessary after finalisation of zdf_osm (not yet tiled) |
|---|
| 15 | USE domtile |
|---|
| 16 | USE zdf_oce ! vertical physics: shared variables |
|---|
| 17 | USE zdfdrg ! vertical physics: top/bottom drag coef. |
|---|
| 18 | USE zdfsh2 ! vertical physics: shear production term of TKE |
|---|
| 19 | USE zdfric ! vertical physics: RIChardson dependent vertical mixing |
|---|
| 20 | USE zdftke ! vertical physics: TKE vertical mixing |
|---|
| 21 | USE zdfgls ! vertical physics: GLS vertical mixing |
|---|
| 22 | USE zdfosm ! vertical physics: OSMOSIS vertical mixing |
|---|
| 23 | USE zdfddm ! vertical physics: double diffusion mixing |
|---|
| 24 | USE zdfevd ! vertical physics: convection via enhanced vertical diffusion |
|---|
| 25 | USE zdfmfc ! vertical physics: Mass Flux Convection |
|---|
| 26 | USE zdfiwm ! vertical physics: internal wave-induced mixing |
|---|
| 27 | USE zdfswm ! vertical physics: surface wave-induced mixing |
|---|
| 28 | USE zdfmxl ! vertical physics: mixed layer |
|---|
| 29 | USE tranpc ! convection: non penetrative adjustment |
|---|
| 30 | USE trc_oce ! variables shared between passive tracer & ocean |
|---|
| 31 | USE sbc_oce ! surface module (only for nn_isf in the option compatibility test) |
|---|
| 32 | USE sbcrnf ! surface boundary condition: runoff variables |
|---|
| 33 | USE sbc_ice ! sea ice drag |
|---|
| 34 | #if defined key_agrif |
|---|
| 35 | USE agrif_oce_interp ! interpavm |
|---|
| 36 | #endif |
|---|
| 37 | ! |
|---|
| 38 | USE in_out_manager ! I/O manager |
|---|
| 39 | USE iom ! IOM library |
|---|
| 40 | USE lbclnk ! lateral boundary conditions |
|---|
| 41 | USE lib_mpp ! distribued memory computing |
|---|
| 42 | USE timing ! Timing |
|---|
| 43 | |
|---|
| 44 | IMPLICIT NONE |
|---|
| 45 | PRIVATE |
|---|
| 46 | |
|---|
| 47 | PUBLIC zdf_phy_init ! called by nemogcm.F90 |
|---|
| 48 | PUBLIC zdf_phy ! called by step.F90 |
|---|
| 49 | |
|---|
| 50 | INTEGER :: nzdf_phy ! type of vertical closure used |
|---|
| 51 | ! ! associated indicators |
|---|
| 52 | INTEGER, PARAMETER :: np_CST = 1 ! Constant Kz |
|---|
| 53 | INTEGER, PARAMETER :: np_RIC = 2 ! Richardson number dependent Kz |
|---|
| 54 | INTEGER, PARAMETER :: np_TKE = 3 ! Turbulente Kinetic Eenergy closure scheme for Kz |
|---|
| 55 | INTEGER, PARAMETER :: np_GLS = 4 ! Generic Length Scale closure scheme for Kz |
|---|
| 56 | INTEGER, PARAMETER :: np_OSM = 5 ! OSMOSIS-OBL closure scheme for Kz |
|---|
| 57 | |
|---|
| 58 | LOGICAL, PUBLIC :: l_zdfsh2 ! shear production term flag (=F for CST, =T otherwise (i.e. TKE, GLS, RIC)) |
|---|
| 59 | |
|---|
| 60 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:,:) :: avm_k_n !: "Now" avm_k used for calculation of zsh2 with tiling |
|---|
| 61 | |
|---|
| 62 | !! * Substitutions |
|---|
| 63 | # include "single_precision_substitute.h90" |
|---|
| 64 | # include "do_loop_substitute.h90" |
|---|
| 65 | !!---------------------------------------------------------------------- |
|---|
| 66 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
|---|
| 67 | !! $Id$ |
|---|
| 68 | !! Software governed by the CeCILL license (see ./LICENSE) |
|---|
| 69 | !!---------------------------------------------------------------------- |
|---|
| 70 | CONTAINS |
|---|
| 71 | |
|---|
| 72 | SUBROUTINE zdf_phy_init( Kmm ) |
|---|
| 73 | !!---------------------------------------------------------------------- |
|---|
| 74 | !! *** ROUTINE zdf_phy_init *** |
|---|
| 75 | !! |
|---|
| 76 | !! ** Purpose : initializations of the vertical ocean physics |
|---|
| 77 | !! |
|---|
| 78 | !! ** Method : Read namelist namzdf, control logicals |
|---|
| 79 | !! set horizontal shape and vertical profile of background mixing coef. |
|---|
| 80 | !!---------------------------------------------------------------------- |
|---|
| 81 | INTEGER, INTENT(in) :: Kmm ! time level index (middle) |
|---|
| 82 | ! |
|---|
| 83 | INTEGER :: jk ! dummy loop indices |
|---|
| 84 | INTEGER :: ioptio, ios ! local integers |
|---|
| 85 | !! |
|---|
| 86 | NAMELIST/namzdf/ ln_zdfcst, ln_zdfric, ln_zdftke, ln_zdfgls, & ! type of closure scheme |
|---|
| 87 | & ln_zdfosm, & ! type of closure scheme |
|---|
| 88 | & ln_zdfmfc, & ! convection : mass flux |
|---|
| 89 | & ln_zdfevd, nn_evdm, rn_evd , & ! convection : evd |
|---|
| 90 | & ln_zdfnpc, nn_npc , nn_npcp, & ! convection : npc |
|---|
| 91 | & ln_zdfddm, rn_avts, rn_hsbfr, & ! double diffusion |
|---|
| 92 | & ln_zdfswm, & ! surface wave-induced mixing |
|---|
| 93 | & ln_zdfiwm, & ! internal - - - |
|---|
| 94 | & ln_zad_Aimp, & ! apdative-implicit vertical advection |
|---|
| 95 | & rn_avm0, rn_avt0, nn_avb, nn_havtb ! coefficients |
|---|
| 96 | !!---------------------------------------------------------------------- |
|---|
| 97 | ! |
|---|
| 98 | IF(lwp) THEN |
|---|
| 99 | WRITE(numout,*) |
|---|
| 100 | WRITE(numout,*) 'zdf_phy_init: ocean vertical physics' |
|---|
| 101 | WRITE(numout,*) '~~~~~~~~~~~~' |
|---|
| 102 | ENDIF |
|---|
| 103 | ! |
|---|
| 104 | ! !== Namelist ==! |
|---|
| 105 | READ ( numnam_ref, namzdf, IOSTAT = ios, ERR = 901) |
|---|
| 106 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namzdf in reference namelist' ) |
|---|
| 107 | ! |
|---|
| 108 | READ ( numnam_cfg, namzdf, IOSTAT = ios, ERR = 902 ) |
|---|
| 109 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namzdf in configuration namelist' ) |
|---|
| 110 | IF(lwm) WRITE ( numond, namzdf ) |
|---|
| 111 | ! |
|---|
| 112 | IF(lwp) THEN ! Parameter print |
|---|
| 113 | WRITE(numout,*) ' Namelist namzdf : set vertical mixing mixing parameters' |
|---|
| 114 | WRITE(numout,*) ' adaptive-implicit vertical advection' |
|---|
| 115 | WRITE(numout,*) ' Courant number targeted application ln_zad_Aimp = ', ln_zad_Aimp |
|---|
| 116 | WRITE(numout,*) ' vertical closure scheme' |
|---|
| 117 | WRITE(numout,*) ' constant vertical mixing coefficient ln_zdfcst = ', ln_zdfcst |
|---|
| 118 | WRITE(numout,*) ' Richardson number dependent closure ln_zdfric = ', ln_zdfric |
|---|
| 119 | WRITE(numout,*) ' Turbulent Kinetic Energy closure (TKE) ln_zdftke = ', ln_zdftke |
|---|
| 120 | WRITE(numout,*) ' Generic Length Scale closure (GLS) ln_zdfgls = ', ln_zdfgls |
|---|
| 121 | WRITE(numout,*) ' OSMOSIS-OBL closure (OSM) ln_zdfosm = ', ln_zdfosm |
|---|
| 122 | WRITE(numout,*) ' convection: ' |
|---|
| 123 | WRITE(numout,*) ' convection mass flux (mfc) ln_zdfmfc = ', ln_zdfmfc |
|---|
| 124 | WRITE(numout,*) ' enhanced vertical diffusion ln_zdfevd = ', ln_zdfevd |
|---|
| 125 | WRITE(numout,*) ' applied on momentum (=1/0) nn_evdm = ', nn_evdm |
|---|
| 126 | WRITE(numout,*) ' vertical coefficient for evd rn_evd = ', rn_evd |
|---|
| 127 | WRITE(numout,*) ' non-penetrative convection (npc) ln_zdfnpc = ', ln_zdfnpc |
|---|
| 128 | WRITE(numout,*) ' npc call frequency nn_npc = ', nn_npc |
|---|
| 129 | WRITE(numout,*) ' npc print frequency nn_npcp = ', nn_npcp |
|---|
| 130 | WRITE(numout,*) ' double diffusive mixing ln_zdfddm = ', ln_zdfddm |
|---|
| 131 | WRITE(numout,*) ' maximum avs for dd mixing rn_avts = ', rn_avts |
|---|
| 132 | WRITE(numout,*) ' heat/salt buoyancy flux ratio rn_hsbfr= ', rn_hsbfr |
|---|
| 133 | WRITE(numout,*) ' gravity wave-induced mixing' |
|---|
| 134 | WRITE(numout,*) ' surface wave (Qiao et al 2010) ln_zdfswm = ', ln_zdfswm ! surface wave induced mixing |
|---|
| 135 | WRITE(numout,*) ' internal wave (de Lavergne et al 2017) ln_zdfiwm = ', ln_zdfiwm |
|---|
| 136 | WRITE(numout,*) ' coefficients : ' |
|---|
| 137 | WRITE(numout,*) ' vertical eddy viscosity rn_avm0 = ', rn_avm0 |
|---|
| 138 | WRITE(numout,*) ' vertical eddy diffusivity rn_avt0 = ', rn_avt0 |
|---|
| 139 | WRITE(numout,*) ' constant background or profile nn_avb = ', nn_avb |
|---|
| 140 | WRITE(numout,*) ' horizontal variation for avtb nn_havtb = ', nn_havtb |
|---|
| 141 | ENDIF |
|---|
| 142 | |
|---|
| 143 | IF( ln_zad_Aimp ) THEN |
|---|
| 144 | IF( zdf_phy_alloc() /= 0 ) & |
|---|
| 145 | & CALL ctl_stop( 'STOP', 'zdf_phy_init : unable to allocate adaptive-implicit z-advection arrays' ) |
|---|
| 146 | Cu_adv(:,:,:) = 0._wp |
|---|
| 147 | wi (:,:,:) = 0._wp |
|---|
| 148 | ENDIF |
|---|
| 149 | ! !== Background eddy viscosity and diffusivity ==! |
|---|
| 150 | IF( nn_avb == 0 ) THEN ! Define avmb, avtb from namelist parameter |
|---|
| 151 | avmb(:) = rn_avm0 |
|---|
| 152 | avtb(:) = rn_avt0 |
|---|
| 153 | ELSE ! Background profile of avt (fit a theoretical/observational profile (Krauss 1990) |
|---|
| 154 | avmb(:) = rn_avm0 |
|---|
| 155 | avtb(:) = rn_avt0 + ( 3.e-4_wp - 2._wp * rn_avt0 ) * 1.e-4_wp * gdepw_1d(:) ! m2/s |
|---|
| 156 | IF(ln_sco .AND. lwp) CALL ctl_warn( 'avtb profile not valid in sco' ) |
|---|
| 157 | ENDIF |
|---|
| 158 | ! ! 2D shape of the avtb |
|---|
| 159 | avtb_2d(:,:) = 1._wp ! uniform |
|---|
| 160 | ! |
|---|
| 161 | IF( nn_havtb == 1 ) THEN ! decrease avtb by a factor of ten in the equatorial band |
|---|
| 162 | ! ! -15S -5S : linear decrease from avt0 to avt0/10. |
|---|
| 163 | ! ! -5S +5N : cst value avt0/10. |
|---|
| 164 | ! ! 5N 15N : linear increase from avt0/10, to avt0 |
|---|
| 165 | WHERE(-15. <= gphit .AND. gphit < -5 ) avtb_2d = (1. - 0.09 * (gphit + 15.)) |
|---|
| 166 | WHERE( -5. <= gphit .AND. gphit < 5 ) avtb_2d = 0.1 |
|---|
| 167 | WHERE( 5. <= gphit .AND. gphit < 15 ) avtb_2d = (0.1 + 0.09 * (gphit - 5.)) |
|---|
| 168 | ENDIF |
|---|
| 169 | ! |
|---|
| 170 | DO jk = 1, jpk ! set turbulent closure Kz to the background value (avt_k, avm_k) |
|---|
| 171 | avt_k(:,:,jk) = avtb_2d(:,:) * avtb(jk) * wmask (:,:,jk) |
|---|
| 172 | avm_k(:,:,jk) = avmb(jk) * wmask (:,:,jk) |
|---|
| 173 | END DO |
|---|
| 174 | !!gm to be tested only the 1st & last levels |
|---|
| 175 | ! avt (:,:, 1 ) = 0._wp ; avs(:,:, 1 ) = 0._wp ; avm (:,:, 1 ) = 0._wp |
|---|
| 176 | ! avt (:,:,jpk) = 0._wp ; avs(:,:,jpk) = 0._wp ; avm (:,:,jpk) = 0._wp |
|---|
| 177 | !!gm |
|---|
| 178 | avt (:,:,:) = 0._wp ; avs(:,:,:) = 0._wp ; avm (:,:,:) = 0._wp |
|---|
| 179 | |
|---|
| 180 | ! !== Convection ==! |
|---|
| 181 | ! |
|---|
| 182 | IF( ln_zdfnpc .AND. ln_zdfevd ) CALL ctl_stop( 'zdf_phy_init: chose between ln_zdfnpc and ln_zdfevd' ) |
|---|
| 183 | IF( ln_zdfosm .AND. ln_zdfevd ) CALL ctl_stop( 'zdf_phy_init: chose between ln_zdfosm and ln_zdfevd' ) |
|---|
| 184 | IF( ln_zdfmfc .AND. ln_zdfevd ) CALL ctl_stop( 'zdf_phy_init: chose between ln_zdfmfc and ln_zdfevd' ) |
|---|
| 185 | IF( ln_zdfmfc .AND. ln_zdfnpc ) CALL ctl_stop( 'zdf_phy_init: chose between ln_zdfmfc and ln_zdfnpc' ) |
|---|
| 186 | IF( ln_zdfmfc .AND. ln_zdfosm ) CALL ctl_stop( 'zdf_phy_init: chose between ln_zdfmfc and ln_zdfosm' ) |
|---|
| 187 | IF( lk_top .AND. ln_zdfnpc ) CALL ctl_stop( 'zdf_phy_init: npc scheme is not working with key_top' ) |
|---|
| 188 | IF( lk_top .AND. ln_zdfosm ) CALL ctl_warn( 'zdf_phy_init: osmosis gives no non-local fluxes for TOP tracers yet' ) |
|---|
| 189 | IF( lk_top .AND. ln_zdfmfc ) CALL ctl_stop( 'zdf_phy_init: Mass Flux scheme is not working with key_top' ) |
|---|
| 190 | IF(lwp) THEN |
|---|
| 191 | WRITE(numout,*) |
|---|
| 192 | IF ( ln_zdfnpc ) THEN ; WRITE(numout,*) ' ==>>> convection: use non penetrative convective scheme' |
|---|
| 193 | ELSEIF( ln_zdfevd ) THEN ; WRITE(numout,*) ' ==>>> convection: use enhanced vertical diffusion scheme' |
|---|
| 194 | ELSEIF( ln_zdfmfc ) THEN ; WRITE(numout,*) ' ==>>> convection: use Mass Flux scheme' |
|---|
| 195 | ELSE ; WRITE(numout,*) ' ==>>> convection: no specific scheme used' |
|---|
| 196 | ENDIF |
|---|
| 197 | ENDIF |
|---|
| 198 | |
|---|
| 199 | IF(lwp) THEN !== Double Diffusion Mixing parameterization ==! (ddm) |
|---|
| 200 | WRITE(numout,*) |
|---|
| 201 | IF( ln_zdfddm ) THEN ; WRITE(numout,*) ' ==>>> use double diffusive mixing: avs /= avt' |
|---|
| 202 | ELSE ; WRITE(numout,*) ' ==>>> No double diffusive mixing: avs = avt' |
|---|
| 203 | ENDIF |
|---|
| 204 | ENDIF |
|---|
| 205 | |
|---|
| 206 | ! !== type of vertical turbulent closure ==! (set nzdf_phy) |
|---|
| 207 | ioptio = 0 |
|---|
| 208 | IF( ln_zdfcst ) THEN ; ioptio = ioptio + 1 ; nzdf_phy = np_CST ; ENDIF |
|---|
| 209 | IF( ln_zdfric ) THEN ; ioptio = ioptio + 1 ; nzdf_phy = np_RIC ; CALL zdf_ric_init ; ENDIF |
|---|
| 210 | IF( ln_zdftke ) THEN ; ioptio = ioptio + 1 ; nzdf_phy = np_TKE ; CALL zdf_tke_init( Kmm ) ; ENDIF |
|---|
| 211 | IF( ln_zdfgls ) THEN ; ioptio = ioptio + 1 ; nzdf_phy = np_GLS ; CALL zdf_gls_init ; ENDIF |
|---|
| 212 | IF( ln_zdfosm ) THEN ; ioptio = ioptio + 1 ; nzdf_phy = np_OSM ; CALL zdf_osm_init( Kmm ) ; ENDIF |
|---|
| 213 | ! |
|---|
| 214 | IF( ioptio /= 1 ) CALL ctl_stop( 'zdf_phy_init: one and only one vertical diffusion option has to be defined ' ) |
|---|
| 215 | IF( ln_isfcav ) THEN |
|---|
| 216 | IF( ln_zdfric ) CALL ctl_stop( 'zdf_phy_init: zdfric never tested with ice shelves cavities ' ) |
|---|
| 217 | ENDIF |
|---|
| 218 | ! ! shear production term flag |
|---|
| 219 | IF( ln_zdfcst .OR. ln_zdfosm ) THEN ; l_zdfsh2 = .FALSE. |
|---|
| 220 | ELSE ; l_zdfsh2 = .TRUE. |
|---|
| 221 | ENDIF |
|---|
| 222 | IF( ln_tile .AND. l_zdfsh2 ) ALLOCATE( avm_k_n(jpi,jpj,jpk) ) |
|---|
| 223 | ! !== Mass Flux Convectiive algorithm ==! |
|---|
| 224 | IF( ln_zdfmfc ) CALL zdf_mfc_init ! Convection computed with eddy diffusivity mass flux |
|---|
| 225 | ! |
|---|
| 226 | ! !== gravity wave-driven mixing ==! |
|---|
| 227 | IF( ln_zdfiwm ) CALL zdf_iwm_init ! internal wave-driven mixing |
|---|
| 228 | IF( ln_zdfswm ) CALL zdf_swm_init ! surface wave-driven mixing |
|---|
| 229 | |
|---|
| 230 | ! !== top/bottom friction ==! |
|---|
| 231 | CALL zdf_drg_init |
|---|
| 232 | ! |
|---|
| 233 | ! !== time-stepping ==! |
|---|
| 234 | ! Check/update of time stepping done in dynzdf_init/trazdf_init |
|---|
| 235 | !!gm move it here ? |
|---|
| 236 | ! |
|---|
| 237 | END SUBROUTINE zdf_phy_init |
|---|
| 238 | |
|---|
| 239 | |
|---|
| 240 | SUBROUTINE zdf_phy( kt, Kbb, Kmm, Krhs ) |
|---|
| 241 | !!---------------------------------------------------------------------- |
|---|
| 242 | !! *** ROUTINE zdf_phy *** |
|---|
| 243 | !! |
|---|
| 244 | !! ** Purpose : Update ocean physics at each time-step |
|---|
| 245 | !! |
|---|
| 246 | !! ** Method : |
|---|
| 247 | !! |
|---|
| 248 | !! ** Action : avm, avt vertical eddy viscosity and diffusivity at w-points |
|---|
| 249 | !! nmld ??? mixed layer depth in level and meters <<<<====verifier ! |
|---|
| 250 | !! bottom stress..... <<<<====verifier ! |
|---|
| 251 | !!---------------------------------------------------------------------- |
|---|
| 252 | INTEGER, INTENT(in) :: kt ! ocean time-step index |
|---|
| 253 | INTEGER, INTENT(in) :: Kbb, Kmm, Krhs ! ocean time level indices |
|---|
| 254 | ! |
|---|
| 255 | INTEGER :: ji, jj, jk ! dummy loop indice |
|---|
| 256 | REAL(dp), DIMENSION(A2D(nn_hls),jpk) :: zsh2 ! shear production |
|---|
| 257 | !! --------------------------------------------------------------------- |
|---|
| 258 | ! |
|---|
| 259 | IF( ln_timing ) CALL timing_start('zdf_phy') |
|---|
| 260 | ! |
|---|
| 261 | IF( l_zdfdrg ) THEN !== update top/bottom drag ==! (non-linear cases) |
|---|
| 262 | ! |
|---|
| 263 | ! !* bottom drag |
|---|
| 264 | CALL zdf_drg( kt, Kmm, mbkt , r_Cdmin_bot, r_Cdmax_bot, & ! <<== in |
|---|
| 265 | & r_z0_bot, r_ke0_bot, rCd0_bot, & |
|---|
| 266 | & rCdU_bot ) ! ==>> out : bottom drag [m/s] |
|---|
| 267 | IF( ln_isfcav ) THEN !* top drag (ocean cavities) |
|---|
| 268 | CALL zdf_drg( kt, Kmm, mikt , r_Cdmin_top, r_Cdmax_top, & ! <<== in |
|---|
| 269 | & r_z0_top, r_ke0_top, rCd0_top, & |
|---|
| 270 | & rCdU_top ) ! ==>> out : bottom drag [m/s] |
|---|
| 271 | ENDIF |
|---|
| 272 | ENDIF |
|---|
| 273 | ! |
|---|
| 274 | #if defined key_si3 |
|---|
| 275 | IF ( ln_drgice_imp) THEN |
|---|
| 276 | IF ( ln_isfcav ) THEN |
|---|
| 277 | DO_2D_OVR( 1, 1, 1, 1 ) |
|---|
| 278 | rCdU_top(ji,jj) = rCdU_top(ji,jj) + ssmask(ji,jj) * tmask(ji,jj,1) * rCdU_ice(ji,jj) |
|---|
| 279 | END_2D |
|---|
| 280 | ELSE |
|---|
| 281 | DO_2D_OVR( 1, 1, 1, 1 ) |
|---|
| 282 | rCdU_top(ji,jj) = rCdU_ice(ji,jj) |
|---|
| 283 | END_2D |
|---|
| 284 | ENDIF |
|---|
| 285 | ENDIF |
|---|
| 286 | #endif |
|---|
| 287 | ! |
|---|
| 288 | CALL zdf_mxl( kt, Kmm ) !* mixed layer depth, and level |
|---|
| 289 | ! |
|---|
| 290 | ! !== Kz from chosen turbulent closure ==! (avm_k, avt_k) |
|---|
| 291 | ! |
|---|
| 292 | ! NOTE: [tiling] the closure schemes (zdf_tke etc) will update avm_k. With tiling, the calculation of zsh2 on adjacent tiles then uses both updated (next timestep) and non-updated (current timestep) values of avm_k. To preserve results, we save a read-only copy of the "now" avm_k to use in the calculation of zsh2. |
|---|
| 293 | IF( l_zdfsh2 ) THEN !* shear production at w-points (energy conserving form) |
|---|
| 294 | IF( ln_tile ) THEN |
|---|
| 295 | IF( ntile == 1 ) avm_k_n(:,:,:) = avm_k(:,:,:) ! Preserve "now" avm_k for calculation of zsh2 |
|---|
| 296 | CALL zdf_sh2( Kbb, Kmm, avm_k_n, & ! <<== in |
|---|
| 297 | & zsh2 ) ! ==>> out : shear production |
|---|
| 298 | ELSE |
|---|
| 299 | CALL zdf_sh2( Kbb, Kmm, CASTSP(avm_k), & ! <<== in |
|---|
| 300 | & zsh2 ) ! ==>> out : shear production |
|---|
| 301 | ENDIF |
|---|
| 302 | ENDIF |
|---|
| 303 | ! |
|---|
| 304 | SELECT CASE ( nzdf_phy ) !* Vertical eddy viscosity and diffusivity coefficients at w-points |
|---|
| 305 | CASE( np_RIC ) ; CALL zdf_ric( kt, Kmm, zsh2, avm_k, avt_k ) ! Richardson number dependent Kz |
|---|
| 306 | CASE( np_TKE ) ; CALL zdf_tke( kt, Kbb, Kmm, zsh2, avm_k, avt_k ) ! TKE closure scheme for Kz |
|---|
| 307 | CASE( np_GLS ) ; CALL zdf_gls( kt, Kbb, Kmm, zsh2, avm_k, avt_k ) ! GLS closure scheme for Kz |
|---|
| 308 | CASE( np_OSM ) ; CALL zdf_osm( kt, Kbb, Kmm, Krhs, avm_k, avt_k ) ! OSMOSIS closure scheme for Kz |
|---|
| 309 | ! CASE( np_CST ) ! Constant Kz (reset avt, avm to the background value) |
|---|
| 310 | ! ! avt_k and avm_k set one for all at initialisation phase |
|---|
| 311 | !!gm avt(2:jpim1,2:jpjm1,1:jpkm1) = rn_avt0 * wmask(2:jpim1,2:jpjm1,1:jpkm1) |
|---|
| 312 | !!gm avm(2:jpim1,2:jpjm1,1:jpkm1) = rn_avm0 * wmask(2:jpim1,2:jpjm1,1:jpkm1) |
|---|
| 313 | END SELECT |
|---|
| 314 | ! |
|---|
| 315 | ! !== ocean Kz ==! (avt, avs, avm) |
|---|
| 316 | ! |
|---|
| 317 | ! !* start from turbulent closure values |
|---|
| 318 | DO_3D_OVR( nn_hls-1, nn_hls-1, nn_hls-1, nn_hls-1, 2, jpkm1 ) |
|---|
| 319 | avt(ji,jj,jk) = avt_k(ji,jj,jk) |
|---|
| 320 | avm(ji,jj,jk) = avm_k(ji,jj,jk) |
|---|
| 321 | END_3D |
|---|
| 322 | ! |
|---|
| 323 | IF( ln_rnf_mouth ) THEN !* increase diffusivity at rivers mouths |
|---|
| 324 | DO_3D_OVR( nn_hls-1, nn_hls-1, nn_hls-1, nn_hls-1, 2, nkrnf ) |
|---|
| 325 | avt(ji,jj,jk) = avt(ji,jj,jk) + 2._wp * rn_avt_rnf * rnfmsk(ji,jj) * wmask(ji,jj,jk) |
|---|
| 326 | END_3D |
|---|
| 327 | ENDIF |
|---|
| 328 | ! |
|---|
| 329 | IF( ln_zdfevd ) CALL zdf_evd( kt, Kmm, Krhs, avm, avt ) !* convection: enhanced vertical eddy diffusivity |
|---|
| 330 | ! |
|---|
| 331 | ! !* double diffusive mixing |
|---|
| 332 | IF( ln_zdfddm ) THEN ! update avt and compute avs |
|---|
| 333 | CALL zdf_ddm( kt, Kmm, avm, avt, avs ) |
|---|
| 334 | ELSE ! same mixing on all tracers |
|---|
| 335 | DO_3D_OVR( nn_hls-1, nn_hls-1, nn_hls-1, nn_hls-1, 1, jpkm1 ) |
|---|
| 336 | avs(ji,jj,jk) = avt(ji,jj,jk) |
|---|
| 337 | END_3D |
|---|
| 338 | ENDIF |
|---|
| 339 | ! |
|---|
| 340 | ! !* wave-induced mixing |
|---|
| 341 | IF( ln_zdfswm ) CALL zdf_swm( kt, Kmm, avm, avt, avs ) ! surface wave (Qiao et al. 2004) |
|---|
| 342 | IF( ln_zdfiwm ) CALL zdf_iwm( kt, Kmm, avm, avt, avs ) ! internal wave (de Lavergne et al 2017) |
|---|
| 343 | |
|---|
| 344 | #if defined key_agrif |
|---|
| 345 | ! interpolation parent grid => child grid for avm_k ( ex : at west border: update column 1 and 2) |
|---|
| 346 | IF( .NOT. l_istiled .OR. ntile == nijtile ) THEN ! Do only on the last tile |
|---|
| 347 | IF( l_zdfsh2 ) CALL Agrif_avm |
|---|
| 348 | ENDIF |
|---|
| 349 | #endif |
|---|
| 350 | |
|---|
| 351 | ! !* Lateral boundary conditions (sign unchanged) |
|---|
| 352 | IF(nn_hls==1) THEN |
|---|
| 353 | IF( l_zdfsh2 ) THEN |
|---|
| 354 | CALL lbc_lnk( 'zdfphy', avm_k, 'W', 1.0_wp , avt_k, 'W', 1.0_wp, & |
|---|
| 355 | & avm , 'W', 1.0_wp , avt , 'W', 1.0_wp , avs , 'W', 1.0_wp ) |
|---|
| 356 | ELSE |
|---|
| 357 | CALL lbc_lnk( 'zdfphy', avm , 'W', 1.0_wp , avt , 'W', 1.0_wp , avs , 'W', 1.0_wp ) |
|---|
| 358 | ENDIF |
|---|
| 359 | ! |
|---|
| 360 | IF( l_zdfdrg ) THEN ! drag have been updated (non-linear cases) |
|---|
| 361 | IF( ln_isfcav ) THEN ; CALL lbc_lnk( 'zdfphy', rCdU_top, 'T', 1.0_wp , rCdU_bot, 'T', 1.0_wp ) ! top & bot drag |
|---|
| 362 | ELSE ; CALL lbc_lnk( 'zdfphy', rCdU_bot, 'T', 1.0_wp ) ! bottom drag only |
|---|
| 363 | ENDIF |
|---|
| 364 | ENDIF |
|---|
| 365 | ENDIF |
|---|
| 366 | ! |
|---|
| 367 | CALL zdf_mxl_turb( kt, Kmm ) !* turbocline depth |
|---|
| 368 | ! |
|---|
| 369 | IF( .NOT. l_istiled .OR. ntile == nijtile ) THEN ! Do only on the last tile |
|---|
| 370 | IF( lrst_oce ) THEN !* write TKE, GLS or RIC fields in the restart file |
|---|
| 371 | IF( ln_zdftke ) CALL tke_rst( kt, 'WRITE' ) |
|---|
| 372 | IF( ln_zdfgls ) CALL gls_rst( kt, 'WRITE' ) |
|---|
| 373 | IF( ln_zdfric ) CALL ric_rst( kt, 'WRITE' ) |
|---|
| 374 | ! NB. OSMOSIS restart (osm_rst) will be called in step.F90 after ww has been updated |
|---|
| 375 | ENDIF |
|---|
| 376 | ENDIF |
|---|
| 377 | ! |
|---|
| 378 | ! diagnostics of energy dissipation |
|---|
| 379 | IF( iom_use('avt_k') .OR. iom_use('avm_k') .OR. iom_use('eshear_k') .OR. iom_use('estrat_k') ) THEN |
|---|
| 380 | IF( l_zdfsh2 ) THEN |
|---|
| 381 | zsh2(:,:,1 ) = 0._wp |
|---|
| 382 | zsh2(:,:,jpk) = 0._wp |
|---|
| 383 | CALL lbc_lnk( 'zdfphy', zsh2, 'W', 1._wp ) |
|---|
| 384 | CALL iom_put( 'avt_k' , avt_k * wmask ) |
|---|
| 385 | CALL iom_put( 'avm_k' , avm_k * wmask ) |
|---|
| 386 | CALL iom_put( 'eshear_k', zsh2 * wmask ) |
|---|
| 387 | CALL iom_put( 'estrat_k', - avt_k * rn2 * wmask ) |
|---|
| 388 | ENDIF |
|---|
| 389 | ENDIF |
|---|
| 390 | ! |
|---|
| 391 | IF( ln_timing ) CALL timing_stop('zdf_phy') |
|---|
| 392 | ! |
|---|
| 393 | END SUBROUTINE zdf_phy |
|---|
| 394 | |
|---|
| 395 | |
|---|
| 396 | INTEGER FUNCTION zdf_phy_alloc() |
|---|
| 397 | !!---------------------------------------------------------------------- |
|---|
| 398 | !! *** FUNCTION zdf_phy_alloc *** |
|---|
| 399 | !!---------------------------------------------------------------------- |
|---|
| 400 | ! Allocate wi array (declared in oce.F90) for use with the adaptive-implicit vertical velocity option |
|---|
| 401 | ALLOCATE( wi(jpi,jpj,jpk), Cu_adv(jpi,jpj,jpk), STAT= zdf_phy_alloc ) |
|---|
| 402 | IF( zdf_phy_alloc /= 0 ) CALL ctl_warn('zdf_phy_alloc: failed to allocate ln_zad_Aimp=T required arrays') |
|---|
| 403 | CALL mpp_sum ( 'zdfphy', zdf_phy_alloc ) |
|---|
| 404 | END FUNCTION zdf_phy_alloc |
|---|
| 405 | |
|---|
| 406 | !!====================================================================== |
|---|
| 407 | END MODULE zdfphy |
|---|
