[592] | 1 | MODULE domvvl |
---|
| 2 | !!====================================================================== |
---|
| 3 | !! *** MODULE domvvl *** |
---|
| 4 | !! Ocean : |
---|
| 5 | !!====================================================================== |
---|
[1438] | 6 | !! History : 2.0 ! 2006-06 (B. Levier, L. Marie) original code |
---|
| 7 | !! 3.1 ! 2009-02 (G. Madec, M. Leclair, R. Benshila) pure z* coordinate |
---|
[4292] | 8 | !! 3.3 ! 2011-10 (M. Leclair) totally rewrote domvvl: |
---|
| 9 | !! vvl option includes z_star and z_tilde coordinates |
---|
[5120] | 10 | !! 3.6 ! 2014-11 (P. Mathiot) add ice shelf capability |
---|
[592] | 11 | !!---------------------------------------------------------------------- |
---|
[5836] | 12 | |
---|
[592] | 13 | !!---------------------------------------------------------------------- |
---|
[4292] | 14 | !! dom_vvl_init : define initial vertical scale factors, depths and column thickness |
---|
| 15 | !! dom_vvl_sf_nxt : Compute next vertical scale factors |
---|
| 16 | !! dom_vvl_sf_swp : Swap vertical scale factors and update the vertical grid |
---|
| 17 | !! dom_vvl_interpol : Interpolate vertical scale factors from one grid point to another |
---|
| 18 | !! dom_vvl_rst : read/write restart file |
---|
| 19 | !! dom_vvl_ctl : Check the vvl options |
---|
| 20 | !!---------------------------------------------------------------------- |
---|
[592] | 21 | USE oce ! ocean dynamics and tracers |
---|
[6140] | 22 | USE phycst ! physical constant |
---|
[592] | 23 | USE dom_oce ! ocean space and time domain |
---|
[4292] | 24 | USE sbc_oce ! ocean surface boundary condition |
---|
[6152] | 25 | USE wet_dry ! wetting and drying |
---|
[7646] | 26 | USE usrdef_istate ! user defined initial state (wad only) |
---|
[6140] | 27 | USE restart ! ocean restart |
---|
| 28 | ! |
---|
[592] | 29 | USE in_out_manager ! I/O manager |
---|
[4292] | 30 | USE iom ! I/O manager library |
---|
[592] | 31 | USE lib_mpp ! distributed memory computing library |
---|
| 32 | USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
---|
[3294] | 33 | USE wrk_nemo ! Memory allocation |
---|
| 34 | USE timing ! Timing |
---|
[592] | 35 | |
---|
| 36 | IMPLICIT NONE |
---|
| 37 | PRIVATE |
---|
| 38 | |
---|
[4292] | 39 | PUBLIC dom_vvl_init ! called by domain.F90 |
---|
| 40 | PUBLIC dom_vvl_sf_nxt ! called by step.F90 |
---|
| 41 | PUBLIC dom_vvl_sf_swp ! called by step.F90 |
---|
| 42 | PUBLIC dom_vvl_interpol ! called by dynnxt.F90 |
---|
[592] | 43 | |
---|
[5836] | 44 | ! !!* Namelist nam_vvl |
---|
| 45 | LOGICAL , PUBLIC :: ln_vvl_zstar = .FALSE. ! zstar vertical coordinate |
---|
| 46 | LOGICAL , PUBLIC :: ln_vvl_ztilde = .FALSE. ! ztilde vertical coordinate |
---|
| 47 | LOGICAL , PUBLIC :: ln_vvl_layer = .FALSE. ! level vertical coordinate |
---|
| 48 | LOGICAL , PUBLIC :: ln_vvl_ztilde_as_zstar = .FALSE. ! ztilde vertical coordinate |
---|
| 49 | LOGICAL , PUBLIC :: ln_vvl_zstar_at_eqtor = .FALSE. ! ztilde vertical coordinate |
---|
| 50 | LOGICAL , PUBLIC :: ln_vvl_kepe = .FALSE. ! kinetic/potential energy transfer |
---|
| 51 | ! ! conservation: not used yet |
---|
| 52 | REAL(wp) :: rn_ahe3 ! thickness diffusion coefficient |
---|
| 53 | REAL(wp) :: rn_rst_e3t ! ztilde to zstar restoration timescale [days] |
---|
| 54 | REAL(wp) :: rn_lf_cutoff ! cutoff frequency for low-pass filter [days] |
---|
| 55 | REAL(wp) :: rn_zdef_max ! maximum fractional e3t deformation |
---|
| 56 | LOGICAL , PUBLIC :: ln_vvl_dbg = .FALSE. ! debug control prints |
---|
[592] | 57 | |
---|
[5836] | 58 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: un_td, vn_td ! thickness diffusion transport |
---|
| 59 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: hdiv_lf ! low frequency part of hz divergence |
---|
| 60 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tilde_e3t_b, tilde_e3t_n ! baroclinic scale factors |
---|
| 61 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: tilde_e3t_a, dtilde_e3t_a ! baroclinic scale factors |
---|
| 62 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:) :: frq_rst_e3t ! retoring period for scale factors |
---|
| 63 | REAL(wp) , ALLOCATABLE, SAVE, DIMENSION(:,:) :: frq_rst_hdv ! retoring period for low freq. divergence |
---|
[1438] | 64 | |
---|
[592] | 65 | !! * Substitutions |
---|
| 66 | # include "vectopt_loop_substitute.h90" |
---|
| 67 | !!---------------------------------------------------------------------- |
---|
[6140] | 68 | !! NEMO/OPA 3.7 , NEMO-Consortium (2015) |
---|
[888] | 69 | !! $Id$ |
---|
[2715] | 70 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
---|
[592] | 71 | !!---------------------------------------------------------------------- |
---|
[4292] | 72 | CONTAINS |
---|
| 73 | |
---|
[2715] | 74 | INTEGER FUNCTION dom_vvl_alloc() |
---|
| 75 | !!---------------------------------------------------------------------- |
---|
[4292] | 76 | !! *** FUNCTION dom_vvl_alloc *** |
---|
[2715] | 77 | !!---------------------------------------------------------------------- |
---|
[6140] | 78 | IF( ln_vvl_zstar ) dom_vvl_alloc = 0 |
---|
[4292] | 79 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN |
---|
[4338] | 80 | ALLOCATE( tilde_e3t_b(jpi,jpj,jpk) , tilde_e3t_n(jpi,jpj,jpk) , tilde_e3t_a(jpi,jpj,jpk) , & |
---|
| 81 | & dtilde_e3t_a(jpi,jpj,jpk) , un_td (jpi,jpj,jpk) , vn_td (jpi,jpj,jpk) , & |
---|
| 82 | & STAT = dom_vvl_alloc ) |
---|
[4292] | 83 | IF( lk_mpp ) CALL mpp_sum ( dom_vvl_alloc ) |
---|
| 84 | IF( dom_vvl_alloc /= 0 ) CALL ctl_warn('dom_vvl_alloc: failed to allocate arrays') |
---|
[6140] | 85 | un_td = 0._wp |
---|
| 86 | vn_td = 0._wp |
---|
[4292] | 87 | ENDIF |
---|
| 88 | IF( ln_vvl_ztilde ) THEN |
---|
| 89 | ALLOCATE( frq_rst_e3t(jpi,jpj) , frq_rst_hdv(jpi,jpj) , hdiv_lf(jpi,jpj,jpk) , STAT= dom_vvl_alloc ) |
---|
| 90 | IF( lk_mpp ) CALL mpp_sum ( dom_vvl_alloc ) |
---|
| 91 | IF( dom_vvl_alloc /= 0 ) CALL ctl_warn('dom_vvl_alloc: failed to allocate arrays') |
---|
| 92 | ENDIF |
---|
[6140] | 93 | ! |
---|
[2715] | 94 | END FUNCTION dom_vvl_alloc |
---|
| 95 | |
---|
| 96 | |
---|
[4292] | 97 | SUBROUTINE dom_vvl_init |
---|
[592] | 98 | !!---------------------------------------------------------------------- |
---|
[4292] | 99 | !! *** ROUTINE dom_vvl_init *** |
---|
[592] | 100 | !! |
---|
[4292] | 101 | !! ** Purpose : Initialization of all scale factors, depths |
---|
| 102 | !! and water column heights |
---|
| 103 | !! |
---|
| 104 | !! ** Method : - use restart file and/or initialize |
---|
| 105 | !! - interpolate scale factors |
---|
| 106 | !! |
---|
[6140] | 107 | !! ** Action : - e3t_(n/b) and tilde_e3t_(n/b) |
---|
| 108 | !! - Regrid: e3(u/v)_n |
---|
| 109 | !! e3(u/v)_b |
---|
| 110 | !! e3w_n |
---|
| 111 | !! e3(u/v)w_b |
---|
| 112 | !! e3(u/v)w_n |
---|
| 113 | !! gdept_n, gdepw_n and gde3w_n |
---|
[4292] | 114 | !! - h(t/u/v)_0 |
---|
| 115 | !! - frq_rst_e3t and frq_rst_hdv |
---|
| 116 | !! |
---|
| 117 | !! Reference : Leclair, M., and G. Madec, 2011, Ocean Modelling. |
---|
[592] | 118 | !!---------------------------------------------------------------------- |
---|
[6140] | 119 | INTEGER :: ji, jj, jk |
---|
[4292] | 120 | INTEGER :: ii0, ii1, ij0, ij1 |
---|
[5120] | 121 | REAL(wp):: zcoef |
---|
[592] | 122 | !!---------------------------------------------------------------------- |
---|
[6140] | 123 | ! |
---|
| 124 | IF( nn_timing == 1 ) CALL timing_start('dom_vvl_init') |
---|
| 125 | ! |
---|
[4292] | 126 | IF(lwp) WRITE(numout,*) |
---|
| 127 | IF(lwp) WRITE(numout,*) 'dom_vvl_init : Variable volume activated' |
---|
| 128 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~' |
---|
[6140] | 129 | ! |
---|
| 130 | CALL dom_vvl_ctl ! choose vertical coordinate (z_star, z_tilde or layer) |
---|
| 131 | ! |
---|
| 132 | ! ! Allocate module arrays |
---|
[4292] | 133 | IF( dom_vvl_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'dom_vvl_init : unable to allocate arrays' ) |
---|
[6140] | 134 | ! |
---|
| 135 | ! ! Read or initialize e3t_(b/n), tilde_e3t_(b/n) and hdiv_lf |
---|
[4292] | 136 | CALL dom_vvl_rst( nit000, 'READ' ) |
---|
[7753] | 137 | e3t_a(:,:,jpk) = e3t_0(:,:,jpk) ! last level always inside the sea floor set one for all |
---|
[6140] | 138 | ! |
---|
| 139 | ! !== Set of all other vertical scale factors ==! (now and before) |
---|
| 140 | ! ! Horizontal interpolation of e3t |
---|
| 141 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3u_b(:,:,:), 'U' ) ! from T to U |
---|
| 142 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3u_n(:,:,:), 'U' ) |
---|
| 143 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3v_b(:,:,:), 'V' ) ! from T to V |
---|
| 144 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3v_n(:,:,:), 'V' ) |
---|
| 145 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3f_n(:,:,:), 'F' ) ! from U to F |
---|
| 146 | ! ! Vertical interpolation of e3t,u,v |
---|
| 147 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3w_n (:,:,:), 'W' ) ! from T to W |
---|
| 148 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3w_b (:,:,:), 'W' ) |
---|
| 149 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3uw_n(:,:,:), 'UW' ) ! from U to UW |
---|
| 150 | CALL dom_vvl_interpol( e3u_b(:,:,:), e3uw_b(:,:,:), 'UW' ) |
---|
| 151 | CALL dom_vvl_interpol( e3v_n(:,:,:), e3vw_n(:,:,:), 'VW' ) ! from V to UW |
---|
| 152 | CALL dom_vvl_interpol( e3v_b(:,:,:), e3vw_b(:,:,:), 'VW' ) |
---|
| 153 | ! |
---|
| 154 | ! !== depth of t and w-point ==! (set the isf depth as it is in the initial timestep) |
---|
[7753] | 155 | gdept_n(:,:,1) = 0.5_wp * e3w_n(:,:,1) ! reference to the ocean surface (used for MLD and light penetration) |
---|
| 156 | gdepw_n(:,:,1) = 0.0_wp |
---|
| 157 | gde3w_n(:,:,1) = gdept_n(:,:,1) - sshn(:,:) ! reference to a common level z=0 for hpg |
---|
| 158 | gdept_b(:,:,1) = 0.5_wp * e3w_b(:,:,1) |
---|
| 159 | gdepw_b(:,:,1) = 0.0_wp |
---|
[6140] | 160 | DO jk = 2, jpk ! vertical sum |
---|
[5120] | 161 | DO jj = 1,jpj |
---|
| 162 | DO ji = 1,jpi |
---|
[6140] | 163 | ! zcoef = tmask - wmask ! 0 everywhere tmask = wmask, ie everywhere expect at jk = mikt |
---|
| 164 | ! ! 1 everywhere from mbkt to mikt + 1 or 1 (if no isf) |
---|
| 165 | ! ! 0.5 where jk = mikt |
---|
| 166 | !!gm ??????? BUG ? gdept_n as well as gde3w_n does not include the thickness of ISF ?? |
---|
| 167 | zcoef = ( tmask(ji,jj,jk) - wmask(ji,jj,jk) ) |
---|
| 168 | gdepw_n(ji,jj,jk) = gdepw_n(ji,jj,jk-1) + e3t_n(ji,jj,jk-1) |
---|
| 169 | gdept_n(ji,jj,jk) = zcoef * ( gdepw_n(ji,jj,jk ) + 0.5 * e3w_n(ji,jj,jk)) & |
---|
| 170 | & + (1-zcoef) * ( gdept_n(ji,jj,jk-1) + e3w_n(ji,jj,jk)) |
---|
| 171 | gde3w_n(ji,jj,jk) = gdept_n(ji,jj,jk) - sshn(ji,jj) |
---|
| 172 | gdepw_b(ji,jj,jk) = gdepw_b(ji,jj,jk-1) + e3t_b(ji,jj,jk-1) |
---|
| 173 | gdept_b(ji,jj,jk) = zcoef * ( gdepw_b(ji,jj,jk ) + 0.5 * e3w_b(ji,jj,jk)) & |
---|
| 174 | & + (1-zcoef) * ( gdept_b(ji,jj,jk-1) + e3w_b(ji,jj,jk)) |
---|
[4990] | 175 | END DO |
---|
| 176 | END DO |
---|
[592] | 177 | END DO |
---|
[6140] | 178 | ! |
---|
| 179 | ! !== thickness of the water column !! (ocean portion only) |
---|
[7753] | 180 | ht_n(:,:) = e3t_n(:,:,1) * tmask(:,:,1) !!gm BUG : this should be 1/2 * e3w(k=1) .... |
---|
| 181 | hu_b(:,:) = e3u_b(:,:,1) * umask(:,:,1) |
---|
| 182 | hu_n(:,:) = e3u_n(:,:,1) * umask(:,:,1) |
---|
| 183 | hv_b(:,:) = e3v_b(:,:,1) * vmask(:,:,1) |
---|
| 184 | hv_n(:,:) = e3v_n(:,:,1) * vmask(:,:,1) |
---|
[6140] | 185 | DO jk = 2, jpkm1 |
---|
[7753] | 186 | ht_n(:,:) = ht_n(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
---|
| 187 | hu_b(:,:) = hu_b(:,:) + e3u_b(:,:,jk) * umask(:,:,jk) |
---|
| 188 | hu_n(:,:) = hu_n(:,:) + e3u_n(:,:,jk) * umask(:,:,jk) |
---|
| 189 | hv_b(:,:) = hv_b(:,:) + e3v_b(:,:,jk) * vmask(:,:,jk) |
---|
| 190 | hv_n(:,:) = hv_n(:,:) + e3v_n(:,:,jk) * vmask(:,:,jk) |
---|
[4370] | 191 | END DO |
---|
[6140] | 192 | ! |
---|
| 193 | ! !== inverse of water column thickness ==! (u- and v- points) |
---|
[7753] | 194 | r1_hu_b(:,:) = ssumask(:,:) / ( hu_b(:,:) + 1._wp - ssumask(:,:) ) ! _i mask due to ISF |
---|
| 195 | r1_hu_n(:,:) = ssumask(:,:) / ( hu_n(:,:) + 1._wp - ssumask(:,:) ) |
---|
| 196 | r1_hv_b(:,:) = ssvmask(:,:) / ( hv_b(:,:) + 1._wp - ssvmask(:,:) ) |
---|
| 197 | r1_hv_n(:,:) = ssvmask(:,:) / ( hv_n(:,:) + 1._wp - ssvmask(:,:) ) |
---|
| 198 | |
---|
[6140] | 199 | ! !== z_tilde coordinate case ==! (Restoring frequencies) |
---|
[4292] | 200 | IF( ln_vvl_ztilde ) THEN |
---|
[6140] | 201 | !!gm : idea: add here a READ in a file of custumized restoring frequency |
---|
| 202 | ! ! Values in days provided via the namelist |
---|
| 203 | ! ! use rsmall to avoid possible division by zero errors with faulty settings |
---|
[7753] | 204 | frq_rst_e3t(:,:) = 2._wp * rpi / ( MAX( rn_rst_e3t , rsmall ) * 86400.0_wp ) |
---|
| 205 | frq_rst_hdv(:,:) = 2._wp * rpi / ( MAX( rn_lf_cutoff, rsmall ) * 86400.0_wp ) |
---|
[6140] | 206 | ! |
---|
| 207 | IF( ln_vvl_ztilde_as_zstar ) THEN ! z-star emulation using z-tile |
---|
[7753] | 208 | frq_rst_e3t(:,:) = 0._wp !Ignore namelist settings |
---|
| 209 | frq_rst_hdv(:,:) = 1._wp / rdt |
---|
[4292] | 210 | ENDIF |
---|
[6140] | 211 | IF ( ln_vvl_zstar_at_eqtor ) THEN ! use z-star in vicinity of the Equator |
---|
[4292] | 212 | DO jj = 1, jpj |
---|
| 213 | DO ji = 1, jpi |
---|
[6140] | 214 | !!gm case |gphi| >= 6 degrees is useless initialized just above by default |
---|
[4292] | 215 | IF( ABS(gphit(ji,jj)) >= 6.) THEN |
---|
| 216 | ! values outside the equatorial band and transition zone (ztilde) |
---|
| 217 | frq_rst_e3t(ji,jj) = 2.0_wp * rpi / ( MAX( rn_rst_e3t , rsmall ) * 86400.e0_wp ) |
---|
| 218 | frq_rst_hdv(ji,jj) = 2.0_wp * rpi / ( MAX( rn_lf_cutoff, rsmall ) * 86400.e0_wp ) |
---|
[6140] | 219 | ELSEIF( ABS(gphit(ji,jj)) <= 2.5) THEN ! Equator strip ==> z-star |
---|
[4292] | 220 | ! values inside the equatorial band (ztilde as zstar) |
---|
| 221 | frq_rst_e3t(ji,jj) = 0.0_wp |
---|
| 222 | frq_rst_hdv(ji,jj) = 1.0_wp / rdt |
---|
[6140] | 223 | ELSE ! transition band (2.5 to 6 degrees N/S) |
---|
| 224 | ! ! (linearly transition from z-tilde to z-star) |
---|
[4292] | 225 | frq_rst_e3t(ji,jj) = 0.0_wp + (frq_rst_e3t(ji,jj)-0.0_wp)*0.5_wp & |
---|
| 226 | & * ( 1.0_wp - COS( rad*(ABS(gphit(ji,jj))-2.5_wp) & |
---|
| 227 | & * 180._wp / 3.5_wp ) ) |
---|
| 228 | frq_rst_hdv(ji,jj) = (1.0_wp / rdt) & |
---|
| 229 | & + ( frq_rst_hdv(ji,jj)-(1.e0_wp / rdt) )*0.5_wp & |
---|
| 230 | & * ( 1._wp - COS( rad*(ABS(gphit(ji,jj))-2.5_wp) & |
---|
| 231 | & * 180._wp / 3.5_wp ) ) |
---|
| 232 | ENDIF |
---|
| 233 | END DO |
---|
| 234 | END DO |
---|
[7646] | 235 | IF( cn_cfg == "orca" .AND. nn_cfg == 3 ) THEN ! ORCA2: Suppress ztilde in the Foxe Basin for ORCA2 |
---|
[6140] | 236 | ii0 = 103 ; ii1 = 111 |
---|
[4292] | 237 | ij0 = 128 ; ij1 = 135 ; |
---|
| 238 | frq_rst_e3t( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.0_wp |
---|
| 239 | frq_rst_hdv( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0_wp / rdt |
---|
| 240 | ENDIF |
---|
| 241 | ENDIF |
---|
| 242 | ENDIF |
---|
[6140] | 243 | ! |
---|
[4292] | 244 | IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_init') |
---|
[6140] | 245 | ! |
---|
[4292] | 246 | END SUBROUTINE dom_vvl_init |
---|
| 247 | |
---|
| 248 | |
---|
[4338] | 249 | SUBROUTINE dom_vvl_sf_nxt( kt, kcall ) |
---|
[4292] | 250 | !!---------------------------------------------------------------------- |
---|
| 251 | !! *** ROUTINE dom_vvl_sf_nxt *** |
---|
| 252 | !! |
---|
| 253 | !! ** Purpose : - compute the after scale factors used in tra_zdf, dynnxt, |
---|
| 254 | !! tranxt and dynspg routines |
---|
| 255 | !! |
---|
| 256 | !! ** Method : - z_star case: Repartition of ssh INCREMENT proportionnaly to the level thickness. |
---|
| 257 | !! - z_tilde_case: after scale factor increment = |
---|
| 258 | !! high frequency part of horizontal divergence |
---|
| 259 | !! + retsoring towards the background grid |
---|
| 260 | !! + thickness difusion |
---|
| 261 | !! Then repartition of ssh INCREMENT proportionnaly |
---|
| 262 | !! to the "baroclinic" level thickness. |
---|
| 263 | !! |
---|
| 264 | !! ** Action : - hdiv_lf : restoring towards full baroclinic divergence in z_tilde case |
---|
| 265 | !! - tilde_e3t_a: after increment of vertical scale factor |
---|
| 266 | !! in z_tilde case |
---|
[6140] | 267 | !! - e3(t/u/v)_a |
---|
[4292] | 268 | !! |
---|
| 269 | !! Reference : Leclair, M., and Madec, G. 2011, Ocean Modelling. |
---|
| 270 | !!---------------------------------------------------------------------- |
---|
[6140] | 271 | INTEGER, INTENT( in ) :: kt ! time step |
---|
| 272 | INTEGER, INTENT( in ), OPTIONAL :: kcall ! optional argument indicating call sequence |
---|
| 273 | ! |
---|
| 274 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 275 | INTEGER , DIMENSION(3) :: ijk_max, ijk_min ! temporary integers |
---|
| 276 | REAL(wp) :: z2dt, z_tmin, z_tmax ! local scalars |
---|
| 277 | LOGICAL :: ll_do_bclinic ! local logical |
---|
| 278 | REAL(wp), POINTER, DIMENSION(:,:,:) :: ze3t |
---|
| 279 | REAL(wp), POINTER, DIMENSION(:,: ) :: zht, z_scale, zwu, zwv, zhdiv |
---|
[4292] | 280 | !!---------------------------------------------------------------------- |
---|
[6140] | 281 | ! |
---|
| 282 | IF( ln_linssh ) RETURN ! No calculation in linear free surface |
---|
| 283 | ! |
---|
| 284 | IF( nn_timing == 1 ) CALL timing_start('dom_vvl_sf_nxt') |
---|
| 285 | ! |
---|
| 286 | CALL wrk_alloc( jpi,jpj,zht, z_scale, zwu, zwv, zhdiv ) |
---|
| 287 | CALL wrk_alloc( jpi,jpj,jpk, ze3t ) |
---|
[4292] | 288 | |
---|
[6140] | 289 | IF( kt == nit000 ) THEN |
---|
[4292] | 290 | IF(lwp) WRITE(numout,*) |
---|
| 291 | IF(lwp) WRITE(numout,*) 'dom_vvl_sf_nxt : compute after scale factors' |
---|
| 292 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~' |
---|
| 293 | ENDIF |
---|
| 294 | |
---|
[4338] | 295 | ll_do_bclinic = .TRUE. |
---|
| 296 | IF( PRESENT(kcall) ) THEN |
---|
[6140] | 297 | IF( kcall == 2 .AND. ln_vvl_ztilde ) ll_do_bclinic = .FALSE. |
---|
[4338] | 298 | ENDIF |
---|
| 299 | |
---|
[4292] | 300 | ! ******************************* ! |
---|
| 301 | ! After acale factors at t-points ! |
---|
| 302 | ! ******************************* ! |
---|
[4338] | 303 | ! ! --------------------------------------------- ! |
---|
[6140] | 304 | ! ! z_star coordinate and barotropic z-tilde part ! |
---|
[4338] | 305 | ! ! --------------------------------------------- ! |
---|
[6140] | 306 | ! |
---|
[7753] | 307 | z_scale(:,:) = ( ssha(:,:) - sshb(:,:) ) * ssmask(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) ) |
---|
[4338] | 308 | DO jk = 1, jpkm1 |
---|
[7753] | 309 | ! formally this is the same as e3t_a = e3t_0*(1+ssha/ht_0) |
---|
| 310 | e3t_a(:,:,jk) = e3t_b(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk) |
---|
[4338] | 311 | END DO |
---|
[6140] | 312 | ! |
---|
[4338] | 313 | IF( ln_vvl_ztilde .OR. ln_vvl_layer .AND. ll_do_bclinic ) THEN ! z_tilde or layer coordinate ! |
---|
| 314 | ! ! ------baroclinic part------ ! |
---|
[4292] | 315 | ! I - initialization |
---|
| 316 | ! ================== |
---|
| 317 | |
---|
| 318 | ! 1 - barotropic divergence |
---|
| 319 | ! ------------------------- |
---|
[7753] | 320 | zhdiv(:,:) = 0._wp |
---|
| 321 | zht(:,:) = 0._wp |
---|
[4292] | 322 | DO jk = 1, jpkm1 |
---|
[7753] | 323 | zhdiv(:,:) = zhdiv(:,:) + e3t_n(:,:,jk) * hdivn(:,:,jk) |
---|
| 324 | zht (:,:) = zht (:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
---|
[592] | 325 | END DO |
---|
[7753] | 326 | zhdiv(:,:) = zhdiv(:,:) / ( zht(:,:) + 1. - tmask_i(:,:) ) |
---|
[2528] | 327 | |
---|
[4292] | 328 | ! 2 - Low frequency baroclinic horizontal divergence (z-tilde case only) |
---|
| 329 | ! -------------------------------------------------- |
---|
| 330 | IF( ln_vvl_ztilde ) THEN |
---|
[6140] | 331 | IF( kt > nit000 ) THEN |
---|
[4292] | 332 | DO jk = 1, jpkm1 |
---|
[7753] | 333 | hdiv_lf(:,:,jk) = hdiv_lf(:,:,jk) - rdt * frq_rst_hdv(:,:) & |
---|
| 334 | & * ( hdiv_lf(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) ) |
---|
[4292] | 335 | END DO |
---|
| 336 | ENDIF |
---|
[6140] | 337 | ENDIF |
---|
[3294] | 338 | |
---|
[4292] | 339 | ! II - after z_tilde increments of vertical scale factors |
---|
| 340 | ! ======================================================= |
---|
[7753] | 341 | tilde_e3t_a(:,:,:) = 0._wp ! tilde_e3t_a used to store tendency terms |
---|
[4292] | 342 | |
---|
| 343 | ! 1 - High frequency divergence term |
---|
| 344 | ! ---------------------------------- |
---|
| 345 | IF( ln_vvl_ztilde ) THEN ! z_tilde case |
---|
| 346 | DO jk = 1, jpkm1 |
---|
[7753] | 347 | tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - ( e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) - hdiv_lf(:,:,jk) ) |
---|
[4292] | 348 | END DO |
---|
| 349 | ELSE ! layer case |
---|
| 350 | DO jk = 1, jpkm1 |
---|
[7753] | 351 | tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - e3t_n(:,:,jk) * ( hdivn(:,:,jk) - zhdiv(:,:) ) * tmask(:,:,jk) |
---|
[4292] | 352 | END DO |
---|
[6140] | 353 | ENDIF |
---|
[4292] | 354 | |
---|
| 355 | ! 2 - Restoring term (z-tilde case only) |
---|
| 356 | ! ------------------ |
---|
| 357 | IF( ln_vvl_ztilde ) THEN |
---|
| 358 | DO jk = 1, jpk |
---|
[7753] | 359 | tilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - frq_rst_e3t(:,:) * tilde_e3t_b(:,:,jk) |
---|
[4292] | 360 | END DO |
---|
[6140] | 361 | ENDIF |
---|
[4292] | 362 | |
---|
| 363 | ! 3 - Thickness diffusion term |
---|
| 364 | ! ---------------------------- |
---|
[7753] | 365 | zwu(:,:) = 0._wp |
---|
| 366 | zwv(:,:) = 0._wp |
---|
[6140] | 367 | DO jk = 1, jpkm1 ! a - first derivative: diffusive fluxes |
---|
[4292] | 368 | DO jj = 1, jpjm1 |
---|
| 369 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[5836] | 370 | un_td(ji,jj,jk) = rn_ahe3 * umask(ji,jj,jk) * e2_e1u(ji,jj) & |
---|
| 371 | & * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji+1,jj ,jk) ) |
---|
| 372 | vn_td(ji,jj,jk) = rn_ahe3 * vmask(ji,jj,jk) * e1_e2v(ji,jj) & |
---|
| 373 | & * ( tilde_e3t_b(ji,jj,jk) - tilde_e3t_b(ji ,jj+1,jk) ) |
---|
[4292] | 374 | zwu(ji,jj) = zwu(ji,jj) + un_td(ji,jj,jk) |
---|
| 375 | zwv(ji,jj) = zwv(ji,jj) + vn_td(ji,jj,jk) |
---|
| 376 | END DO |
---|
| 377 | END DO |
---|
| 378 | END DO |
---|
[6140] | 379 | DO jj = 1, jpj ! b - correction for last oceanic u-v points |
---|
[4292] | 380 | DO ji = 1, jpi |
---|
| 381 | un_td(ji,jj,mbku(ji,jj)) = un_td(ji,jj,mbku(ji,jj)) - zwu(ji,jj) |
---|
| 382 | vn_td(ji,jj,mbkv(ji,jj)) = vn_td(ji,jj,mbkv(ji,jj)) - zwv(ji,jj) |
---|
| 383 | END DO |
---|
| 384 | END DO |
---|
[6140] | 385 | DO jk = 1, jpkm1 ! c - second derivative: divergence of diffusive fluxes |
---|
[4292] | 386 | DO jj = 2, jpjm1 |
---|
| 387 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 388 | tilde_e3t_a(ji,jj,jk) = tilde_e3t_a(ji,jj,jk) + ( un_td(ji-1,jj ,jk) - un_td(ji,jj,jk) & |
---|
| 389 | & + vn_td(ji ,jj-1,jk) - vn_td(ji,jj,jk) & |
---|
[5836] | 390 | & ) * r1_e1e2t(ji,jj) |
---|
[4292] | 391 | END DO |
---|
| 392 | END DO |
---|
| 393 | END DO |
---|
[6140] | 394 | ! ! d - thickness diffusion transport: boundary conditions |
---|
| 395 | ! (stored for tracer advction and continuity equation) |
---|
[4990] | 396 | CALL lbc_lnk( un_td , 'U' , -1._wp) |
---|
| 397 | CALL lbc_lnk( vn_td , 'V' , -1._wp) |
---|
[4292] | 398 | |
---|
| 399 | ! 4 - Time stepping of baroclinic scale factors |
---|
| 400 | ! --------------------------------------------- |
---|
| 401 | ! Leapfrog time stepping |
---|
| 402 | ! ~~~~~~~~~~~~~~~~~~~~~~ |
---|
| 403 | IF( neuler == 0 .AND. kt == nit000 ) THEN |
---|
| 404 | z2dt = rdt |
---|
| 405 | ELSE |
---|
| 406 | z2dt = 2.0_wp * rdt |
---|
| 407 | ENDIF |
---|
[4990] | 408 | CALL lbc_lnk( tilde_e3t_a(:,:,:), 'T', 1._wp ) |
---|
[7753] | 409 | tilde_e3t_a(:,:,:) = tilde_e3t_b(:,:,:) + z2dt * tmask(:,:,:) * tilde_e3t_a(:,:,:) |
---|
[4292] | 410 | |
---|
| 411 | ! Maximum deformation control |
---|
| 412 | ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
---|
[7753] | 413 | ze3t(:,:,jpk) = 0._wp |
---|
[4292] | 414 | DO jk = 1, jpkm1 |
---|
[7753] | 415 | ze3t(:,:,jk) = tilde_e3t_a(:,:,jk) / e3t_0(:,:,jk) * tmask(:,:,jk) * tmask_i(:,:) |
---|
[4292] | 416 | END DO |
---|
| 417 | z_tmax = MAXVAL( ze3t(:,:,:) ) |
---|
| 418 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
| 419 | z_tmin = MINVAL( ze3t(:,:,:) ) |
---|
| 420 | IF( lk_mpp ) CALL mpp_min( z_tmin ) ! min over the global domain |
---|
| 421 | ! - ML - test: for the moment, stop simulation for too large e3_t variations |
---|
[6140] | 422 | IF( ( z_tmax > rn_zdef_max ) .OR. ( z_tmin < - rn_zdef_max ) ) THEN |
---|
[4292] | 423 | IF( lk_mpp ) THEN |
---|
| 424 | CALL mpp_maxloc( ze3t, tmask, z_tmax, ijk_max(1), ijk_max(2), ijk_max(3) ) |
---|
| 425 | CALL mpp_minloc( ze3t, tmask, z_tmin, ijk_min(1), ijk_min(2), ijk_min(3) ) |
---|
| 426 | ELSE |
---|
| 427 | ijk_max = MAXLOC( ze3t(:,:,:) ) |
---|
| 428 | ijk_max(1) = ijk_max(1) + nimpp - 1 |
---|
| 429 | ijk_max(2) = ijk_max(2) + njmpp - 1 |
---|
| 430 | ijk_min = MINLOC( ze3t(:,:,:) ) |
---|
| 431 | ijk_min(1) = ijk_min(1) + nimpp - 1 |
---|
| 432 | ijk_min(2) = ijk_min(2) + njmpp - 1 |
---|
| 433 | ENDIF |
---|
| 434 | IF (lwp) THEN |
---|
| 435 | WRITE(numout, *) 'MAX( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmax |
---|
| 436 | WRITE(numout, *) 'at i, j, k=', ijk_max |
---|
| 437 | WRITE(numout, *) 'MIN( tilde_e3t_a(:,:,:) / e3t_0(:,:,:) ) =', z_tmin |
---|
| 438 | WRITE(numout, *) 'at i, j, k=', ijk_min |
---|
| 439 | CALL ctl_warn('MAX( ABS( tilde_e3t_a(:,:,:) ) / e3t_0(:,:,:) ) too high') |
---|
| 440 | ENDIF |
---|
| 441 | ENDIF |
---|
| 442 | ! - ML - end test |
---|
| 443 | ! - ML - Imposing these limits will cause a baroclinicity error which is corrected for below |
---|
[7753] | 444 | tilde_e3t_a(:,:,:) = MIN( tilde_e3t_a(:,:,:), rn_zdef_max * e3t_0(:,:,:) ) |
---|
| 445 | tilde_e3t_a(:,:,:) = MAX( tilde_e3t_a(:,:,:), - rn_zdef_max * e3t_0(:,:,:) ) |
---|
[4292] | 446 | |
---|
[4338] | 447 | ! |
---|
| 448 | ! "tilda" change in the after scale factor |
---|
[4292] | 449 | ! ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ |
---|
[4338] | 450 | DO jk = 1, jpkm1 |
---|
[7753] | 451 | dtilde_e3t_a(:,:,jk) = tilde_e3t_a(:,:,jk) - tilde_e3t_b(:,:,jk) |
---|
[4338] | 452 | END DO |
---|
[4292] | 453 | ! III - Barotropic repartition of the sea surface height over the baroclinic profile |
---|
| 454 | ! ================================================================================== |
---|
[4338] | 455 | ! add ( ssh increment + "baroclinicity error" ) proportionly to e3t(n) |
---|
[4292] | 456 | ! - ML - baroclinicity error should be better treated in the future |
---|
| 457 | ! i.e. locally and not spread over the water column. |
---|
| 458 | ! (keep in mind that the idea is to reduce Eulerian velocity as much as possible) |
---|
[7753] | 459 | zht(:,:) = 0. |
---|
[4292] | 460 | DO jk = 1, jpkm1 |
---|
[7753] | 461 | zht(:,:) = zht(:,:) + tilde_e3t_a(:,:,jk) * tmask(:,:,jk) |
---|
[4292] | 462 | END DO |
---|
[7753] | 463 | z_scale(:,:) = - zht(:,:) / ( ht_0(:,:) + sshn(:,:) + 1. - ssmask(:,:) ) |
---|
[4292] | 464 | DO jk = 1, jpkm1 |
---|
[7753] | 465 | dtilde_e3t_a(:,:,jk) = dtilde_e3t_a(:,:,jk) + e3t_n(:,:,jk) * z_scale(:,:) * tmask(:,:,jk) |
---|
[4292] | 466 | END DO |
---|
[7753] | 467 | |
---|
[4292] | 468 | ENDIF |
---|
| 469 | |
---|
[4338] | 470 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde or layer coordinate ! |
---|
| 471 | ! ! ---baroclinic part--------- ! |
---|
| 472 | DO jk = 1, jpkm1 |
---|
[7753] | 473 | e3t_a(:,:,jk) = e3t_a(:,:,jk) + dtilde_e3t_a(:,:,jk) * tmask(:,:,jk) |
---|
[4338] | 474 | END DO |
---|
| 475 | ENDIF |
---|
| 476 | |
---|
| 477 | IF( ln_vvl_dbg .AND. .NOT. ll_do_bclinic ) THEN ! - ML - test: control prints for debuging |
---|
[4292] | 478 | ! |
---|
| 479 | IF( lwp ) WRITE(numout, *) 'kt =', kt |
---|
| 480 | IF ( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN |
---|
| 481 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( zht(:,:) ) ) |
---|
| 482 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
| 483 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(SUM(tilde_e3t_a))) =', z_tmax |
---|
| 484 | END IF |
---|
| 485 | ! |
---|
[7753] | 486 | zht(:,:) = 0.0_wp |
---|
[4292] | 487 | DO jk = 1, jpkm1 |
---|
[7753] | 488 | zht(:,:) = zht(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
---|
[4292] | 489 | END DO |
---|
| 490 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshn(:,:) - zht(:,:) ) ) |
---|
| 491 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
[6140] | 492 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshn-SUM(e3t_n))) =', z_tmax |
---|
[4292] | 493 | ! |
---|
[7753] | 494 | zht(:,:) = 0.0_wp |
---|
[4292] | 495 | DO jk = 1, jpkm1 |
---|
[7753] | 496 | zht(:,:) = zht(:,:) + e3t_a(:,:,jk) * tmask(:,:,jk) |
---|
[4292] | 497 | END DO |
---|
| 498 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + ssha(:,:) - zht(:,:) ) ) |
---|
| 499 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
[6140] | 500 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+ssha-SUM(e3t_a))) =', z_tmax |
---|
[4292] | 501 | ! |
---|
[7753] | 502 | zht(:,:) = 0.0_wp |
---|
[4292] | 503 | DO jk = 1, jpkm1 |
---|
[7753] | 504 | zht(:,:) = zht(:,:) + e3t_b(:,:,jk) * tmask(:,:,jk) |
---|
[4292] | 505 | END DO |
---|
| 506 | z_tmax = MAXVAL( tmask(:,:,1) * tmask_i(:,:) * ABS( ht_0(:,:) + sshb(:,:) - zht(:,:) ) ) |
---|
| 507 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
[6140] | 508 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ht_0+sshb-SUM(e3t_b))) =', z_tmax |
---|
[4292] | 509 | ! |
---|
| 510 | z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshb(:,:) ) ) |
---|
| 511 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
| 512 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshb))) =', z_tmax |
---|
| 513 | ! |
---|
| 514 | z_tmax = MAXVAL( tmask(:,:,1) * ABS( sshn(:,:) ) ) |
---|
| 515 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
| 516 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(sshn))) =', z_tmax |
---|
| 517 | ! |
---|
| 518 | z_tmax = MAXVAL( tmask(:,:,1) * ABS( ssha(:,:) ) ) |
---|
| 519 | IF( lk_mpp ) CALL mpp_max( z_tmax ) ! max over the global domain |
---|
| 520 | IF( lwp ) WRITE(numout, *) kt,' MAXVAL(abs(ssha))) =', z_tmax |
---|
| 521 | END IF |
---|
| 522 | |
---|
| 523 | ! *********************************** ! |
---|
| 524 | ! After scale factors at u- v- points ! |
---|
| 525 | ! *********************************** ! |
---|
| 526 | |
---|
[6140] | 527 | CALL dom_vvl_interpol( e3t_a(:,:,:), e3u_a(:,:,:), 'U' ) |
---|
| 528 | CALL dom_vvl_interpol( e3t_a(:,:,:), e3v_a(:,:,:), 'V' ) |
---|
[4292] | 529 | |
---|
[4370] | 530 | ! *********************************** ! |
---|
| 531 | ! After depths at u- v points ! |
---|
| 532 | ! *********************************** ! |
---|
| 533 | |
---|
[7753] | 534 | hu_a(:,:) = e3u_a(:,:,1) * umask(:,:,1) |
---|
| 535 | hv_a(:,:) = e3v_a(:,:,1) * vmask(:,:,1) |
---|
[6140] | 536 | DO jk = 2, jpkm1 |
---|
[7753] | 537 | hu_a(:,:) = hu_a(:,:) + e3u_a(:,:,jk) * umask(:,:,jk) |
---|
| 538 | hv_a(:,:) = hv_a(:,:) + e3v_a(:,:,jk) * vmask(:,:,jk) |
---|
[4370] | 539 | END DO |
---|
| 540 | ! ! Inverse of the local depth |
---|
[6140] | 541 | !!gm BUG ? don't understand the use of umask_i here ..... |
---|
[7753] | 542 | r1_hu_a(:,:) = ssumask(:,:) / ( hu_a(:,:) + 1._wp - ssumask(:,:) ) |
---|
| 543 | r1_hv_a(:,:) = ssvmask(:,:) / ( hv_a(:,:) + 1._wp - ssvmask(:,:) ) |
---|
[6140] | 544 | ! |
---|
| 545 | CALL wrk_dealloc( jpi,jpj, zht, z_scale, zwu, zwv, zhdiv ) |
---|
| 546 | CALL wrk_dealloc( jpi,jpj,jpk, ze3t ) |
---|
| 547 | ! |
---|
[4386] | 548 | IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_sf_nxt') |
---|
[6140] | 549 | ! |
---|
[4292] | 550 | END SUBROUTINE dom_vvl_sf_nxt |
---|
| 551 | |
---|
| 552 | |
---|
| 553 | SUBROUTINE dom_vvl_sf_swp( kt ) |
---|
[3294] | 554 | !!---------------------------------------------------------------------- |
---|
[4292] | 555 | !! *** ROUTINE dom_vvl_sf_swp *** |
---|
[3294] | 556 | !! |
---|
[4292] | 557 | !! ** Purpose : compute time filter and swap of scale factors |
---|
| 558 | !! compute all depths and related variables for next time step |
---|
| 559 | !! write outputs and restart file |
---|
[3294] | 560 | !! |
---|
[4292] | 561 | !! ** Method : - swap of e3t with trick for volume/tracer conservation |
---|
| 562 | !! - reconstruct scale factor at other grid points (interpolate) |
---|
| 563 | !! - recompute depths and water height fields |
---|
| 564 | !! |
---|
[6140] | 565 | !! ** Action : - e3t_(b/n), tilde_e3t_(b/n) and e3(u/v)_n ready for next time step |
---|
[4292] | 566 | !! - Recompute: |
---|
[6140] | 567 | !! e3(u/v)_b |
---|
| 568 | !! e3w_n |
---|
| 569 | !! e3(u/v)w_b |
---|
| 570 | !! e3(u/v)w_n |
---|
| 571 | !! gdept_n, gdepw_n and gde3w_n |
---|
[4292] | 572 | !! h(u/v) and h(u/v)r |
---|
| 573 | !! |
---|
| 574 | !! Reference : Leclair, M., and G. Madec, 2009, Ocean Modelling. |
---|
| 575 | !! Leclair, M., and G. Madec, 2011, Ocean Modelling. |
---|
[3294] | 576 | !!---------------------------------------------------------------------- |
---|
[6140] | 577 | INTEGER, INTENT( in ) :: kt ! time step |
---|
| 578 | ! |
---|
| 579 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 580 | REAL(wp) :: zcoef ! local scalar |
---|
[3294] | 581 | !!---------------------------------------------------------------------- |
---|
[6140] | 582 | ! |
---|
| 583 | IF( ln_linssh ) RETURN ! No calculation in linear free surface |
---|
| 584 | ! |
---|
[4292] | 585 | IF( nn_timing == 1 ) CALL timing_start('dom_vvl_sf_swp') |
---|
[3294] | 586 | ! |
---|
[4292] | 587 | IF( kt == nit000 ) THEN |
---|
| 588 | IF(lwp) WRITE(numout,*) |
---|
| 589 | IF(lwp) WRITE(numout,*) 'dom_vvl_sf_swp : - time filter and swap of scale factors' |
---|
| 590 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~~~~ - interpolate scale factors and compute depths for next time step' |
---|
[3294] | 591 | ENDIF |
---|
[4292] | 592 | ! |
---|
| 593 | ! Time filter and swap of scale factors |
---|
| 594 | ! ===================================== |
---|
[6140] | 595 | ! - ML - e3(t/u/v)_b are allready computed in dynnxt. |
---|
[4292] | 596 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN |
---|
| 597 | IF( neuler == 0 .AND. kt == nit000 ) THEN |
---|
[7753] | 598 | tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:) |
---|
[4292] | 599 | ELSE |
---|
[7753] | 600 | tilde_e3t_b(:,:,:) = tilde_e3t_n(:,:,:) & |
---|
| 601 | & + atfp * ( tilde_e3t_b(:,:,:) - 2.0_wp * tilde_e3t_n(:,:,:) + tilde_e3t_a(:,:,:) ) |
---|
[4292] | 602 | ENDIF |
---|
[7753] | 603 | tilde_e3t_n(:,:,:) = tilde_e3t_a(:,:,:) |
---|
[4292] | 604 | ENDIF |
---|
[7753] | 605 | gdept_b(:,:,:) = gdept_n(:,:,:) |
---|
| 606 | gdepw_b(:,:,:) = gdepw_n(:,:,:) |
---|
[4488] | 607 | |
---|
[7753] | 608 | e3t_n(:,:,:) = e3t_a(:,:,:) |
---|
| 609 | e3u_n(:,:,:) = e3u_a(:,:,:) |
---|
| 610 | e3v_n(:,:,:) = e3v_a(:,:,:) |
---|
| 611 | |
---|
[4292] | 612 | ! Compute all missing vertical scale factor and depths |
---|
| 613 | ! ==================================================== |
---|
| 614 | ! Horizontal scale factor interpolations |
---|
| 615 | ! -------------------------------------- |
---|
[6140] | 616 | ! - ML - e3u_b and e3v_b are allready computed in dynnxt |
---|
[4370] | 617 | ! - JC - hu_b, hv_b, hur_b, hvr_b also |
---|
[6140] | 618 | |
---|
| 619 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3f_n(:,:,:), 'F' ) |
---|
| 620 | |
---|
[4292] | 621 | ! Vertical scale factor interpolations |
---|
[6140] | 622 | CALL dom_vvl_interpol( e3t_n(:,:,:), e3w_n(:,:,:), 'W' ) |
---|
| 623 | CALL dom_vvl_interpol( e3u_n(:,:,:), e3uw_n(:,:,:), 'UW' ) |
---|
| 624 | CALL dom_vvl_interpol( e3v_n(:,:,:), e3vw_n(:,:,:), 'VW' ) |
---|
| 625 | CALL dom_vvl_interpol( e3t_b(:,:,:), e3w_b(:,:,:), 'W' ) |
---|
| 626 | CALL dom_vvl_interpol( e3u_b(:,:,:), e3uw_b(:,:,:), 'UW' ) |
---|
| 627 | CALL dom_vvl_interpol( e3v_b(:,:,:), e3vw_b(:,:,:), 'VW' ) |
---|
[5120] | 628 | |
---|
[6140] | 629 | ! t- and w- points depth (set the isf depth as it is in the initial step) |
---|
[7753] | 630 | gdept_n(:,:,1) = 0.5_wp * e3w_n(:,:,1) |
---|
| 631 | gdepw_n(:,:,1) = 0.0_wp |
---|
| 632 | gde3w_n(:,:,1) = gdept_n(:,:,1) - sshn(:,:) |
---|
[5120] | 633 | DO jk = 2, jpk |
---|
| 634 | DO jj = 1,jpj |
---|
| 635 | DO ji = 1,jpi |
---|
| 636 | ! zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk)) ! 0 everywhere tmask = wmask, ie everywhere expect at jk = mikt |
---|
| 637 | ! 1 for jk = mikt |
---|
| 638 | zcoef = (tmask(ji,jj,jk) - wmask(ji,jj,jk)) |
---|
[6140] | 639 | gdepw_n(ji,jj,jk) = gdepw_n(ji,jj,jk-1) + e3t_n(ji,jj,jk-1) |
---|
| 640 | gdept_n(ji,jj,jk) = zcoef * ( gdepw_n(ji,jj,jk ) + 0.5 * e3w_n(ji,jj,jk) ) & |
---|
| 641 | & + (1-zcoef) * ( gdept_n(ji,jj,jk-1) + e3w_n(ji,jj,jk) ) |
---|
| 642 | gde3w_n(ji,jj,jk) = gdept_n(ji,jj,jk) - sshn(ji,jj) |
---|
[4990] | 643 | END DO |
---|
| 644 | END DO |
---|
[4292] | 645 | END DO |
---|
[5120] | 646 | |
---|
[6140] | 647 | ! Local depth and Inverse of the local depth of the water |
---|
| 648 | ! ------------------------------------------------------- |
---|
[7753] | 649 | hu_n(:,:) = hu_a(:,:) ; r1_hu_n(:,:) = r1_hu_a(:,:) |
---|
| 650 | hv_n(:,:) = hv_a(:,:) ; r1_hv_n(:,:) = r1_hv_a(:,:) |
---|
| 651 | ! |
---|
| 652 | ht_n(:,:) = e3t_n(:,:,1) * tmask(:,:,1) |
---|
[6140] | 653 | DO jk = 2, jpkm1 |
---|
[7753] | 654 | ht_n(:,:) = ht_n(:,:) + e3t_n(:,:,jk) * tmask(:,:,jk) |
---|
[4370] | 655 | END DO |
---|
[7753] | 656 | |
---|
[4292] | 657 | ! write restart file |
---|
| 658 | ! ================== |
---|
[6140] | 659 | IF( lrst_oce ) CALL dom_vvl_rst( kt, 'WRITE' ) |
---|
[4292] | 660 | ! |
---|
[6140] | 661 | IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_sf_swp') |
---|
| 662 | ! |
---|
[4292] | 663 | END SUBROUTINE dom_vvl_sf_swp |
---|
| 664 | |
---|
| 665 | |
---|
| 666 | SUBROUTINE dom_vvl_interpol( pe3_in, pe3_out, pout ) |
---|
| 667 | !!--------------------------------------------------------------------- |
---|
| 668 | !! *** ROUTINE dom_vvl__interpol *** |
---|
| 669 | !! |
---|
| 670 | !! ** Purpose : interpolate scale factors from one grid point to another |
---|
| 671 | !! |
---|
| 672 | !! ** Method : e3_out = e3_0 + interpolation(e3_in - e3_0) |
---|
| 673 | !! - horizontal interpolation: grid cell surface averaging |
---|
| 674 | !! - vertical interpolation: simple averaging |
---|
| 675 | !!---------------------------------------------------------------------- |
---|
[5836] | 676 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in ) :: pe3_in ! input e3 to be interpolated |
---|
| 677 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(inout) :: pe3_out ! output interpolated e3 |
---|
| 678 | CHARACTER(LEN=*) , INTENT(in ) :: pout ! grid point of out scale factors |
---|
| 679 | ! ! = 'U', 'V', 'W, 'F', 'UW' or 'VW' |
---|
| 680 | ! |
---|
[6152] | 681 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 682 | REAL(wp) :: zlnwd ! =1./0. when ln_wd = T/F |
---|
[4292] | 683 | !!---------------------------------------------------------------------- |
---|
[5836] | 684 | ! |
---|
[6140] | 685 | IF( nn_timing == 1 ) CALL timing_start('dom_vvl_interpol') |
---|
[5836] | 686 | ! |
---|
[6152] | 687 | IF(ln_wd) THEN |
---|
| 688 | zlnwd = 1.0_wp |
---|
| 689 | ELSE |
---|
| 690 | zlnwd = 0.0_wp |
---|
| 691 | END IF |
---|
| 692 | ! |
---|
[5836] | 693 | SELECT CASE ( pout ) !== type of interpolation ==! |
---|
[4292] | 694 | ! |
---|
[5836] | 695 | CASE( 'U' ) !* from T- to U-point : hor. surface weighted mean |
---|
[4292] | 696 | DO jk = 1, jpk |
---|
| 697 | DO jj = 1, jpjm1 |
---|
| 698 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[6152] | 699 | pe3_out(ji,jj,jk) = 0.5_wp * ( umask(ji,jj,jk) * (1.0_wp - zlnwd) + zlnwd ) * r1_e1e2u(ji,jj) & |
---|
[5836] | 700 | & * ( e1e2t(ji ,jj) * ( pe3_in(ji ,jj,jk) - e3t_0(ji ,jj,jk) ) & |
---|
| 701 | & + e1e2t(ji+1,jj) * ( pe3_in(ji+1,jj,jk) - e3t_0(ji+1,jj,jk) ) ) |
---|
[4292] | 702 | END DO |
---|
[2528] | 703 | END DO |
---|
| 704 | END DO |
---|
[4990] | 705 | CALL lbc_lnk( pe3_out(:,:,:), 'U', 1._wp ) |
---|
[7753] | 706 | pe3_out(:,:,:) = pe3_out(:,:,:) + e3u_0(:,:,:) |
---|
[5836] | 707 | ! |
---|
| 708 | CASE( 'V' ) !* from T- to V-point : hor. surface weighted mean |
---|
[4292] | 709 | DO jk = 1, jpk |
---|
| 710 | DO jj = 1, jpjm1 |
---|
| 711 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[6152] | 712 | pe3_out(ji,jj,jk) = 0.5_wp * ( vmask(ji,jj,jk) * (1.0_wp - zlnwd) + zlnwd ) * r1_e1e2v(ji,jj) & |
---|
[5836] | 713 | & * ( e1e2t(ji,jj ) * ( pe3_in(ji,jj ,jk) - e3t_0(ji,jj ,jk) ) & |
---|
| 714 | & + e1e2t(ji,jj+1) * ( pe3_in(ji,jj+1,jk) - e3t_0(ji,jj+1,jk) ) ) |
---|
[4292] | 715 | END DO |
---|
| 716 | END DO |
---|
| 717 | END DO |
---|
[4990] | 718 | CALL lbc_lnk( pe3_out(:,:,:), 'V', 1._wp ) |
---|
[7753] | 719 | pe3_out(:,:,:) = pe3_out(:,:,:) + e3v_0(:,:,:) |
---|
[5836] | 720 | ! |
---|
| 721 | CASE( 'F' ) !* from U-point to F-point : hor. surface weighted mean |
---|
[4292] | 722 | DO jk = 1, jpk |
---|
| 723 | DO jj = 1, jpjm1 |
---|
| 724 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
[6152] | 725 | pe3_out(ji,jj,jk) = 0.5_wp * ( umask(ji,jj,jk) * umask(ji,jj+1,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 726 | & * r1_e1e2f(ji,jj) & |
---|
[5836] | 727 | & * ( e1e2u(ji,jj ) * ( pe3_in(ji,jj ,jk) - e3u_0(ji,jj ,jk) ) & |
---|
| 728 | & + e1e2u(ji,jj+1) * ( pe3_in(ji,jj+1,jk) - e3u_0(ji,jj+1,jk) ) ) |
---|
[4292] | 729 | END DO |
---|
| 730 | END DO |
---|
| 731 | END DO |
---|
[4990] | 732 | CALL lbc_lnk( pe3_out(:,:,:), 'F', 1._wp ) |
---|
[7753] | 733 | pe3_out(:,:,:) = pe3_out(:,:,:) + e3f_0(:,:,:) |
---|
[5836] | 734 | ! |
---|
| 735 | CASE( 'W' ) !* from T- to W-point : vertical simple mean |
---|
| 736 | ! |
---|
[7753] | 737 | pe3_out(:,:,1) = e3w_0(:,:,1) + pe3_in(:,:,1) - e3t_0(:,:,1) |
---|
[5836] | 738 | ! - ML - The use of mask in this formulea enables the special treatment of the last w-point without indirect adressing |
---|
| 739 | !!gm BUG? use here wmask in case of ISF ? to be checked |
---|
[4292] | 740 | DO jk = 2, jpk |
---|
[7753] | 741 | pe3_out(:,:,jk) = e3w_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( tmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) & |
---|
| 742 | & * ( pe3_in(:,:,jk-1) - e3t_0(:,:,jk-1) ) & |
---|
| 743 | & + 0.5_wp * ( tmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 744 | & * ( pe3_in(:,:,jk ) - e3t_0(:,:,jk ) ) |
---|
[4292] | 745 | END DO |
---|
[5836] | 746 | ! |
---|
| 747 | CASE( 'UW' ) !* from U- to UW-point : vertical simple mean |
---|
| 748 | ! |
---|
[7753] | 749 | pe3_out(:,:,1) = e3uw_0(:,:,1) + pe3_in(:,:,1) - e3u_0(:,:,1) |
---|
[4292] | 750 | ! - ML - The use of mask in this formaula enables the special treatment of the last w- point without indirect adressing |
---|
[5836] | 751 | !!gm BUG? use here wumask in case of ISF ? to be checked |
---|
[4292] | 752 | DO jk = 2, jpk |
---|
[7753] | 753 | pe3_out(:,:,jk) = e3uw_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( umask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) & |
---|
| 754 | & * ( pe3_in(:,:,jk-1) - e3u_0(:,:,jk-1) ) & |
---|
| 755 | & + 0.5_wp * ( umask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 756 | & * ( pe3_in(:,:,jk ) - e3u_0(:,:,jk ) ) |
---|
[4292] | 757 | END DO |
---|
[5836] | 758 | ! |
---|
| 759 | CASE( 'VW' ) !* from V- to VW-point : vertical simple mean |
---|
| 760 | ! |
---|
[7753] | 761 | pe3_out(:,:,1) = e3vw_0(:,:,1) + pe3_in(:,:,1) - e3v_0(:,:,1) |
---|
[4292] | 762 | ! - ML - The use of mask in this formaula enables the special treatment of the last w- point without indirect adressing |
---|
[5836] | 763 | !!gm BUG? use here wvmask in case of ISF ? to be checked |
---|
[4292] | 764 | DO jk = 2, jpk |
---|
[7753] | 765 | pe3_out(:,:,jk) = e3vw_0(:,:,jk) + ( 1.0_wp - 0.5_wp * ( vmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) ) & |
---|
| 766 | & * ( pe3_in(:,:,jk-1) - e3v_0(:,:,jk-1) ) & |
---|
| 767 | & + 0.5_wp * ( vmask(:,:,jk) * (1.0_wp - zlnwd) + zlnwd ) & |
---|
| 768 | & * ( pe3_in(:,:,jk ) - e3v_0(:,:,jk ) ) |
---|
[4292] | 769 | END DO |
---|
| 770 | END SELECT |
---|
| 771 | ! |
---|
[6140] | 772 | IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_interpol') |
---|
[5836] | 773 | ! |
---|
[4292] | 774 | END SUBROUTINE dom_vvl_interpol |
---|
| 775 | |
---|
[5836] | 776 | |
---|
[4292] | 777 | SUBROUTINE dom_vvl_rst( kt, cdrw ) |
---|
| 778 | !!--------------------------------------------------------------------- |
---|
| 779 | !! *** ROUTINE dom_vvl_rst *** |
---|
| 780 | !! |
---|
| 781 | !! ** Purpose : Read or write VVL file in restart file |
---|
| 782 | !! |
---|
| 783 | !! ** Method : use of IOM library |
---|
| 784 | !! if the restart does not contain vertical scale factors, |
---|
| 785 | !! they are set to the _0 values |
---|
| 786 | !! if the restart does not contain vertical scale factors increments (z_tilde), |
---|
| 787 | !! they are set to 0. |
---|
| 788 | !!---------------------------------------------------------------------- |
---|
| 789 | INTEGER , INTENT(in) :: kt ! ocean time-step |
---|
| 790 | CHARACTER(len=*), INTENT(in) :: cdrw ! "READ"/"WRITE" flag |
---|
[5836] | 791 | ! |
---|
[6152] | 792 | INTEGER :: ji, jj, jk |
---|
[4292] | 793 | INTEGER :: id1, id2, id3, id4, id5 ! local integers |
---|
| 794 | !!---------------------------------------------------------------------- |
---|
| 795 | ! |
---|
| 796 | IF( nn_timing == 1 ) CALL timing_start('dom_vvl_rst') |
---|
| 797 | IF( TRIM(cdrw) == 'READ' ) THEN ! Read/initialise |
---|
| 798 | ! ! =============== |
---|
| 799 | IF( ln_rstart ) THEN !* Read the restart file |
---|
| 800 | CALL rst_read_open ! open the restart file if necessary |
---|
[4366] | 801 | CALL iom_get( numror, jpdom_autoglo, 'sshn' , sshn ) |
---|
| 802 | ! |
---|
[6140] | 803 | id1 = iom_varid( numror, 'e3t_b', ldstop = .FALSE. ) |
---|
| 804 | id2 = iom_varid( numror, 'e3t_n', ldstop = .FALSE. ) |
---|
[4292] | 805 | id3 = iom_varid( numror, 'tilde_e3t_b', ldstop = .FALSE. ) |
---|
| 806 | id4 = iom_varid( numror, 'tilde_e3t_n', ldstop = .FALSE. ) |
---|
[4795] | 807 | id5 = iom_varid( numror, 'hdiv_lf', ldstop = .FALSE. ) |
---|
[4292] | 808 | ! ! --------- ! |
---|
| 809 | ! ! all cases ! |
---|
| 810 | ! ! --------- ! |
---|
| 811 | IF( MIN( id1, id2 ) > 0 ) THEN ! all required arrays exist |
---|
[6140] | 812 | CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:) ) |
---|
| 813 | CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:) ) |
---|
[4990] | 814 | ! needed to restart if land processor not computed |
---|
[6140] | 815 | IF(lwp) write(numout,*) 'dom_vvl_rst : e3t_b and e3t_n found in restart files' |
---|
[4990] | 816 | WHERE ( tmask(:,:,:) == 0.0_wp ) |
---|
[6140] | 817 | e3t_n(:,:,:) = e3t_0(:,:,:) |
---|
| 818 | e3t_b(:,:,:) = e3t_0(:,:,:) |
---|
[4990] | 819 | END WHERE |
---|
[4292] | 820 | IF( neuler == 0 ) THEN |
---|
[6140] | 821 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
[4292] | 822 | ENDIF |
---|
| 823 | ELSE IF( id1 > 0 ) THEN |
---|
[6140] | 824 | IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart files' |
---|
| 825 | IF(lwp) write(numout,*) 'e3t_n set equal to e3t_b.' |
---|
[4990] | 826 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
---|
[6140] | 827 | CALL iom_get( numror, jpdom_autoglo, 'e3t_b', e3t_b(:,:,:) ) |
---|
| 828 | e3t_n(:,:,:) = e3t_b(:,:,:) |
---|
[4990] | 829 | neuler = 0 |
---|
| 830 | ELSE IF( id2 > 0 ) THEN |
---|
[6140] | 831 | IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_b not found in restart files' |
---|
| 832 | IF(lwp) write(numout,*) 'e3t_b set equal to e3t_n.' |
---|
[4490] | 833 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
---|
[6140] | 834 | CALL iom_get( numror, jpdom_autoglo, 'e3t_n', e3t_n(:,:,:) ) |
---|
| 835 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
[4490] | 836 | neuler = 0 |
---|
| 837 | ELSE |
---|
[6140] | 838 | IF(lwp) write(numout,*) 'dom_vvl_rst WARNING : e3t_n not found in restart file' |
---|
[4490] | 839 | IF(lwp) write(numout,*) 'Compute scale factor from sshn' |
---|
| 840 | IF(lwp) write(numout,*) 'neuler is forced to 0' |
---|
[6140] | 841 | DO jk = 1, jpk |
---|
| 842 | e3t_n(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshn(:,:) ) & |
---|
| 843 | & / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) & |
---|
| 844 | & + e3t_0(:,:,jk) * (1._wp -tmask(:,:,jk)) |
---|
[4490] | 845 | END DO |
---|
[6140] | 846 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
[4490] | 847 | neuler = 0 |
---|
[4292] | 848 | ENDIF |
---|
| 849 | ! ! ----------- ! |
---|
| 850 | IF( ln_vvl_zstar ) THEN ! z_star case ! |
---|
| 851 | ! ! ----------- ! |
---|
| 852 | IF( MIN( id3, id4 ) > 0 ) THEN |
---|
| 853 | CALL ctl_stop( 'dom_vvl_rst: z_star cannot restart from a z_tilde or layer run' ) |
---|
| 854 | ENDIF |
---|
| 855 | ! ! ----------------------- ! |
---|
| 856 | ELSE ! z_tilde and layer cases ! |
---|
| 857 | ! ! ----------------------- ! |
---|
| 858 | IF( MIN( id3, id4 ) > 0 ) THEN ! all required arrays exist |
---|
| 859 | CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_b', tilde_e3t_b(:,:,:) ) |
---|
| 860 | CALL iom_get( numror, jpdom_autoglo, 'tilde_e3t_n', tilde_e3t_n(:,:,:) ) |
---|
| 861 | ELSE ! one at least array is missing |
---|
| 862 | tilde_e3t_b(:,:,:) = 0.0_wp |
---|
| 863 | tilde_e3t_n(:,:,:) = 0.0_wp |
---|
| 864 | ENDIF |
---|
| 865 | ! ! ------------ ! |
---|
| 866 | IF( ln_vvl_ztilde ) THEN ! z_tilde case ! |
---|
| 867 | ! ! ------------ ! |
---|
| 868 | IF( id5 > 0 ) THEN ! required array exists |
---|
| 869 | CALL iom_get( numror, jpdom_autoglo, 'hdiv_lf', hdiv_lf(:,:,:) ) |
---|
| 870 | ELSE ! array is missing |
---|
| 871 | hdiv_lf(:,:,:) = 0.0_wp |
---|
| 872 | ENDIF |
---|
| 873 | ENDIF |
---|
| 874 | ENDIF |
---|
| 875 | ! |
---|
| 876 | ELSE !* Initialize at "rest" |
---|
[7646] | 877 | ! |
---|
| 878 | IF( ln_wd .AND. ( cn_cfg == 'wad' ) ) THEN |
---|
| 879 | ! Wetting and drying test case |
---|
| 880 | CALL usr_def_istate( gdept_b, tmask, tsb, ub, vb, sshb ) |
---|
| 881 | tsn (:,:,:,:) = tsb (:,:,:,:) ! set now values from to before ones |
---|
| 882 | sshn (:,:) = sshb(:,:) |
---|
| 883 | un (:,:,:) = ub (:,:,:) |
---|
| 884 | vn (:,:,:) = vb (:,:,:) |
---|
| 885 | ! uniform T-S fields and initial ssh slope |
---|
| 886 | ! needs to be called here and in istate which is called later. |
---|
| 887 | ! Adjust vertical metrics |
---|
| 888 | DO jk = 1, jpk |
---|
| 889 | e3t_n(:,:,jk) = e3t_0(:,:,jk) * ( ht_0(:,:) + sshn(:,:) ) & |
---|
| 890 | & / ( ht_0(:,:) + 1._wp - ssmask(:,:) ) * tmask(:,:,jk) & |
---|
| 891 | & + e3t_0(:,:,jk) * (1._wp -tmask(:,:,jk)) |
---|
| 892 | END DO |
---|
| 893 | e3t_b(:,:,:) = e3t_n(:,:,:) |
---|
| 894 | ! |
---|
| 895 | ELSEIF( ln_wd ) THEN |
---|
| 896 | ! |
---|
[6152] | 897 | DO jj = 1, jpj |
---|
| 898 | DO ji = 1, jpi |
---|
| 899 | IF( e3t_0(ji,jj,1) <= 0.5_wp * rn_wdmin1 ) THEN |
---|
[7646] | 900 | ! potential bug |
---|
| 901 | ! Warning this assumes 2 layers only over wetting locations. needs investigating |
---|
| 902 | e3t_b(ji,jj,:) = 0.5_wp * rn_wdmin1 |
---|
| 903 | e3t_n(ji,jj,:) = 0.5_wp * rn_wdmin1 |
---|
| 904 | e3t_a(ji,jj,:) = 0.5_wp * rn_wdmin1 |
---|
| 905 | sshb(ji,jj) = rn_wdmin1 - ht_wd(ji,jj) !!gm I don't understand that ! |
---|
| 906 | sshn(ji,jj) = rn_wdmin1 - ht_wd(ji,jj) |
---|
[7753] | 907 | ssha(ji,jj) = rn_wdmin1 - ht_wd(ji,jj) |
---|
[6152] | 908 | ENDIF |
---|
| 909 | ENDDO |
---|
| 910 | ENDDO |
---|
[7646] | 911 | ! |
---|
| 912 | ELSE |
---|
| 913 | ! |
---|
| 914 | e3t_b(:,:,:) = e3t_0(:,:,:) |
---|
| 915 | e3t_n(:,:,:) = e3t_0(:,:,:) |
---|
| 916 | sshn(:,:) = 0.0_wp |
---|
| 917 | ! |
---|
[6152] | 918 | END IF |
---|
| 919 | |
---|
[4292] | 920 | IF( ln_vvl_ztilde .OR. ln_vvl_layer) THEN |
---|
[7646] | 921 | tilde_e3t_b(:,:,:) = 0._wp |
---|
| 922 | tilde_e3t_n(:,:,:) = 0._wp |
---|
| 923 | IF( ln_vvl_ztilde ) hdiv_lf(:,:,:) = 0._wp |
---|
[4292] | 924 | END IF |
---|
| 925 | ENDIF |
---|
[5836] | 926 | ! |
---|
[4292] | 927 | ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN ! Create restart file |
---|
| 928 | ! ! =================== |
---|
| 929 | IF(lwp) WRITE(numout,*) '---- dom_vvl_rst ----' |
---|
| 930 | ! ! --------- ! |
---|
| 931 | ! ! all cases ! |
---|
| 932 | ! ! --------- ! |
---|
[6140] | 933 | CALL iom_rstput( kt, nitrst, numrow, 'e3t_b', e3t_b(:,:,:) ) |
---|
| 934 | CALL iom_rstput( kt, nitrst, numrow, 'e3t_n', e3t_n(:,:,:) ) |
---|
[4292] | 935 | ! ! ----------------------- ! |
---|
| 936 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! z_tilde and layer cases ! |
---|
| 937 | ! ! ----------------------- ! |
---|
| 938 | CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_b', tilde_e3t_b(:,:,:) ) |
---|
| 939 | CALL iom_rstput( kt, nitrst, numrow, 'tilde_e3t_n', tilde_e3t_n(:,:,:) ) |
---|
| 940 | END IF |
---|
| 941 | ! ! -------------! |
---|
| 942 | IF( ln_vvl_ztilde ) THEN ! z_tilde case ! |
---|
| 943 | ! ! ------------ ! |
---|
| 944 | CALL iom_rstput( kt, nitrst, numrow, 'hdiv_lf', hdiv_lf(:,:,:) ) |
---|
| 945 | ENDIF |
---|
[5836] | 946 | ! |
---|
[4292] | 947 | ENDIF |
---|
[5836] | 948 | ! |
---|
[4292] | 949 | IF( nn_timing == 1 ) CALL timing_stop('dom_vvl_rst') |
---|
[5836] | 950 | ! |
---|
[4292] | 951 | END SUBROUTINE dom_vvl_rst |
---|
| 952 | |
---|
| 953 | |
---|
| 954 | SUBROUTINE dom_vvl_ctl |
---|
| 955 | !!--------------------------------------------------------------------- |
---|
| 956 | !! *** ROUTINE dom_vvl_ctl *** |
---|
| 957 | !! |
---|
| 958 | !! ** Purpose : Control the consistency between namelist options |
---|
| 959 | !! for vertical coordinate |
---|
| 960 | !!---------------------------------------------------------------------- |
---|
[5836] | 961 | INTEGER :: ioptio, ios |
---|
| 962 | !! |
---|
[4292] | 963 | NAMELIST/nam_vvl/ ln_vvl_zstar, ln_vvl_ztilde, ln_vvl_layer, ln_vvl_ztilde_as_zstar, & |
---|
[5836] | 964 | & ln_vvl_zstar_at_eqtor , rn_ahe3 , rn_rst_e3t , & |
---|
| 965 | & rn_lf_cutoff , rn_zdef_max , ln_vvl_dbg ! not yet implemented: ln_vvl_kepe |
---|
[4292] | 966 | !!---------------------------------------------------------------------- |
---|
[5836] | 967 | ! |
---|
[4294] | 968 | REWIND( numnam_ref ) ! Namelist nam_vvl in reference namelist : |
---|
| 969 | READ ( numnam_ref, nam_vvl, IOSTAT = ios, ERR = 901) |
---|
| 970 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nam_vvl in reference namelist', lwp ) |
---|
[5836] | 971 | ! |
---|
[4294] | 972 | REWIND( numnam_cfg ) ! Namelist nam_vvl in configuration namelist : Parameters of the run |
---|
| 973 | READ ( numnam_cfg, nam_vvl, IOSTAT = ios, ERR = 902 ) |
---|
| 974 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nam_vvl in configuration namelist', lwp ) |
---|
[4624] | 975 | IF(lwm) WRITE ( numond, nam_vvl ) |
---|
[5836] | 976 | ! |
---|
[4292] | 977 | IF(lwp) THEN ! Namelist print |
---|
| 978 | WRITE(numout,*) |
---|
| 979 | WRITE(numout,*) 'dom_vvl_ctl : choice/control of the variable vertical coordinate' |
---|
| 980 | WRITE(numout,*) '~~~~~~~~~~~' |
---|
| 981 | WRITE(numout,*) ' Namelist nam_vvl : chose a vertical coordinate' |
---|
| 982 | WRITE(numout,*) ' zstar ln_vvl_zstar = ', ln_vvl_zstar |
---|
| 983 | WRITE(numout,*) ' ztilde ln_vvl_ztilde = ', ln_vvl_ztilde |
---|
| 984 | WRITE(numout,*) ' layer ln_vvl_layer = ', ln_vvl_layer |
---|
| 985 | WRITE(numout,*) ' ztilde as zstar ln_vvl_ztilde_as_zstar = ', ln_vvl_ztilde_as_zstar |
---|
| 986 | WRITE(numout,*) ' ztilde near the equator ln_vvl_zstar_at_eqtor = ', ln_vvl_zstar_at_eqtor |
---|
| 987 | ! WRITE(numout,*) ' Namelist nam_vvl : chose kinetic-to-potential energy conservation' |
---|
| 988 | ! WRITE(numout,*) ' ln_vvl_kepe = ', ln_vvl_kepe |
---|
| 989 | WRITE(numout,*) ' Namelist nam_vvl : thickness diffusion coefficient' |
---|
| 990 | WRITE(numout,*) ' rn_ahe3 = ', rn_ahe3 |
---|
| 991 | WRITE(numout,*) ' Namelist nam_vvl : maximum e3t deformation fractional change' |
---|
| 992 | WRITE(numout,*) ' rn_zdef_max = ', rn_zdef_max |
---|
| 993 | IF( ln_vvl_ztilde_as_zstar ) THEN |
---|
| 994 | WRITE(numout,*) ' ztilde running in zstar emulation mode; ' |
---|
| 995 | WRITE(numout,*) ' ignoring namelist timescale parameters and using:' |
---|
| 996 | WRITE(numout,*) ' hard-wired : z-tilde to zstar restoration timescale (days)' |
---|
| 997 | WRITE(numout,*) ' rn_rst_e3t = 0.0' |
---|
| 998 | WRITE(numout,*) ' hard-wired : z-tilde cutoff frequency of low-pass filter (days)' |
---|
| 999 | WRITE(numout,*) ' rn_lf_cutoff = 1.0/rdt' |
---|
| 1000 | ELSE |
---|
| 1001 | WRITE(numout,*) ' Namelist nam_vvl : z-tilde to zstar restoration timescale (days)' |
---|
| 1002 | WRITE(numout,*) ' rn_rst_e3t = ', rn_rst_e3t |
---|
| 1003 | WRITE(numout,*) ' Namelist nam_vvl : z-tilde cutoff frequency of low-pass filter (days)' |
---|
| 1004 | WRITE(numout,*) ' rn_lf_cutoff = ', rn_lf_cutoff |
---|
| 1005 | ENDIF |
---|
| 1006 | WRITE(numout,*) ' Namelist nam_vvl : debug prints' |
---|
| 1007 | WRITE(numout,*) ' ln_vvl_dbg = ', ln_vvl_dbg |
---|
| 1008 | ENDIF |
---|
[5836] | 1009 | ! |
---|
[4292] | 1010 | ioptio = 0 ! Parameter control |
---|
[5836] | 1011 | IF( ln_vvl_ztilde_as_zstar ) ln_vvl_ztilde = .true. |
---|
| 1012 | IF( ln_vvl_zstar ) ioptio = ioptio + 1 |
---|
| 1013 | IF( ln_vvl_ztilde ) ioptio = ioptio + 1 |
---|
| 1014 | IF( ln_vvl_layer ) ioptio = ioptio + 1 |
---|
| 1015 | ! |
---|
[4292] | 1016 | IF( ioptio /= 1 ) CALL ctl_stop( 'Choose ONE vertical coordinate in namelist nam_vvl' ) |
---|
[6140] | 1017 | IF( .NOT. ln_vvl_zstar .AND. ln_isf ) CALL ctl_stop( 'Only vvl_zstar has been tested with ice shelf cavity' ) |
---|
[5836] | 1018 | ! |
---|
[4292] | 1019 | IF(lwp) THEN ! Print the choice |
---|
| 1020 | WRITE(numout,*) |
---|
| 1021 | IF( ln_vvl_zstar ) WRITE(numout,*) ' zstar vertical coordinate is used' |
---|
| 1022 | IF( ln_vvl_ztilde ) WRITE(numout,*) ' ztilde vertical coordinate is used' |
---|
| 1023 | IF( ln_vvl_layer ) WRITE(numout,*) ' layer vertical coordinate is used' |
---|
| 1024 | IF( ln_vvl_ztilde_as_zstar ) WRITE(numout,*) ' to emulate a zstar coordinate' |
---|
| 1025 | ! - ML - Option not developed yet |
---|
| 1026 | ! IF( ln_vvl_kepe ) WRITE(numout,*) ' kinetic to potential energy transfer : option used' |
---|
| 1027 | ! IF( .NOT. ln_vvl_kepe ) WRITE(numout,*) ' kinetic to potential energy transfer : option not used' |
---|
| 1028 | ENDIF |
---|
[5836] | 1029 | ! |
---|
[4486] | 1030 | #if defined key_agrif |
---|
[6140] | 1031 | IF(.NOT.Agrif_Root() ) CALL ctl_stop( 'AGRIF not implemented with non-linear free surface' ) |
---|
[4486] | 1032 | #endif |
---|
[5836] | 1033 | ! |
---|
[4292] | 1034 | END SUBROUTINE dom_vvl_ctl |
---|
| 1035 | |
---|
[592] | 1036 | !!====================================================================== |
---|
| 1037 | END MODULE domvvl |
---|