[941] | 1 | MODULE trcbbl |
---|
| 2 | !!============================================================================== |
---|
| 3 | !! *** MODULE trcbbl *** |
---|
| 4 | !! Ocean passive tracers physics : advective and/or diffusive bottom boundary |
---|
| 5 | !! layer scheme |
---|
| 6 | !!============================================================================== |
---|
| 7 | #if defined key_top && ( defined key_trcbbl_dif || defined key_trcbbl_adv ) && ! defined key_c1d |
---|
| 8 | !!---------------------------------------------------------------------- |
---|
| 9 | !!---------------------------------------------------------------------- |
---|
| 10 | !! 'key_top' and TOP models |
---|
| 11 | !! 'key_trcbbl_dif' or diffusive bottom boundary layer |
---|
| 12 | !! 'key_trcbbl_adv' advective bottom boundary layer |
---|
| 13 | !!---------------------------------------------------------------------- |
---|
| 14 | !! trc_bbl_dif : update the passive tracer trends due to the bottom |
---|
| 15 | !! boundary layer (diffusive only) |
---|
| 16 | !! trc_bbl_adv : update the passive tracer trends due to the bottom |
---|
| 17 | !! boundary layer (advective and/or diffusive) |
---|
| 18 | !!---------------------------------------------------------------------- |
---|
| 19 | !! * Modules used |
---|
| 20 | USE oce_trc ! ocean dynamics and active tracers variables |
---|
[1119] | 21 | USE trp_trc ! ocean passive tracers variables |
---|
[941] | 22 | USE trctrp_lec ! passive tracers transport |
---|
| 23 | USE prtctl_trc ! Print control for debbuging |
---|
| 24 | USE eosbn2 |
---|
| 25 | USE lbclnk |
---|
| 26 | |
---|
| 27 | IMPLICIT NONE |
---|
| 28 | PRIVATE |
---|
| 29 | |
---|
| 30 | !! * Routine accessibility |
---|
| 31 | PUBLIC trc_bbl_dif ! routine called by step.F90 |
---|
| 32 | PUBLIC trc_bbl_adv ! routine called by step.F90 |
---|
| 33 | |
---|
| 34 | !! * Shared module variables |
---|
| 35 | # if defined key_trcbbl_dif |
---|
| 36 | LOGICAL, PUBLIC, PARAMETER :: & !: |
---|
| 37 | lk_trcbbl_dif = .TRUE. !: advective bottom boundary layer flag |
---|
| 38 | |
---|
| 39 | # else |
---|
| 40 | LOGICAL, PUBLIC, PARAMETER :: & !: |
---|
| 41 | lk_trcbbl_dif = .FALSE. !: advective bottom boundary layer flag |
---|
| 42 | # endif |
---|
| 43 | |
---|
| 44 | # if defined key_trcbbl_adv |
---|
| 45 | LOGICAL, PUBLIC, PARAMETER :: & !: |
---|
| 46 | lk_trcbbl_adv = .TRUE. !: advective bottom boundary layer flag |
---|
| 47 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk) :: & !: |
---|
| 48 | u_trc_bbl, v_trc_bbl, & !: velocity involved in exhanges in the advective BBL |
---|
| 49 | w_trc_bbl !: vertical increment of velocity due to advective BBL |
---|
| 50 | ! ! only affect tracer vertical advection |
---|
| 51 | # else |
---|
| 52 | LOGICAL, PUBLIC, PARAMETER :: & !: |
---|
| 53 | lk_trcbbl_adv = .FALSE. !: advective bottom boundary layer flag |
---|
| 54 | # endif |
---|
| 55 | |
---|
| 56 | !! * Module variables |
---|
| 57 | INTEGER, DIMENSION(jpi,jpj) :: & !: |
---|
| 58 | mbkt, mbku, mbkv ! ??? |
---|
| 59 | |
---|
| 60 | |
---|
| 61 | !! * Substitutions |
---|
| 62 | # include "top_substitute.h90" |
---|
| 63 | !!---------------------------------------------------------------------- |
---|
| 64 | !! TOP 1.0 , LOCEAN-IPSL (2005) |
---|
| 65 | !! $Header$ |
---|
| 66 | !! This software is governed by the CeCILL licence see modipsl/doc/NEMO_CeCILL.txt |
---|
| 67 | !!---------------------------------------------------------------------- |
---|
| 68 | |
---|
| 69 | CONTAINS |
---|
| 70 | |
---|
| 71 | SUBROUTINE trc_bbl_dif( kt ) |
---|
| 72 | !!---------------------------------------------------------------------- |
---|
| 73 | !! *** ROUTINE trc_bbl_dif *** |
---|
| 74 | !! |
---|
| 75 | !! ** Purpose : Compute the before tracer trend associated |
---|
| 76 | !! with the bottom boundary layer and add it to the general trend |
---|
| 77 | !! of tracer equations. The bottom boundary layer is supposed to be |
---|
| 78 | !! a purely diffusive bottom boundary layer. |
---|
| 79 | !! |
---|
| 80 | !! ** Method : When the product grad( rho) * grad(h) < 0 (where grad |
---|
| 81 | !! is an along bottom slope gradient) an additional lateral diffu- |
---|
| 82 | !! sive trend along the bottom slope is added to the general tracer |
---|
| 83 | !! trend, otherwise nothing is done. |
---|
| 84 | !! Second order operator (laplacian type) with variable coefficient |
---|
| 85 | !! computed as follow for temperature (idem on s): |
---|
| 86 | !! difft = 1/(e1t*e2t*e3t) { di-1[ ahbt e2u*e3u/e1u di[ztb] ] |
---|
| 87 | !! + dj-1[ ahbt e1v*e3v/e2v dj[ztb] ] } |
---|
| 88 | !! where ztb is a 2D array: the bottom ocean temperature and ahtb |
---|
| 89 | !! is a time and space varying diffusive coefficient defined by: |
---|
| 90 | !! ahbt = zahbp if grad(rho).grad(h) < 0 |
---|
| 91 | !! = 0. otherwise. |
---|
| 92 | !! Note that grad(.) is the along bottom slope gradient. grad(rho) |
---|
| 93 | !! is evaluated using the local density (i.e. referenced at the |
---|
| 94 | !! local depth). Typical value of ahbt is 2000 m2/s (equivalent to |
---|
| 95 | !! a downslope velocity of 20 cm/s if the condition for slope |
---|
| 96 | !! convection is satified) |
---|
| 97 | !! Add this before trend to the general trend tra of the |
---|
| 98 | !! botton ocean tracer point: |
---|
| 99 | !! tra = tra + difft |
---|
| 100 | !! |
---|
| 101 | !! ** Action : - update tra at the bottom level with the bottom |
---|
| 102 | !! boundary layer trend |
---|
| 103 | !! |
---|
| 104 | !! References : |
---|
| 105 | !! Beckmann, A., and R. Doscher, 1997, J. Phys.Oceanogr., 581-591. |
---|
| 106 | !! |
---|
| 107 | !! History : |
---|
| 108 | !! 8.0 ! 96-06 (L. Mortier) Original code |
---|
| 109 | !! 8.0 ! 97-11 (G. Madec) Optimization |
---|
| 110 | !! 8.5 ! 02-08 (G. Madec) free form + modules |
---|
| 111 | !! 9.0 ! 04-03 (C. Ethe) Adaptation for passive tracers |
---|
| 112 | !!---------------------------------------------------------------------- |
---|
| 113 | !! * Arguments |
---|
| 114 | INTEGER, INTENT( in ) :: kt ! ocean time-step |
---|
| 115 | |
---|
| 116 | !! * Local declarations |
---|
| 117 | INTEGER :: ji, jj,jn ! dummy loop indices |
---|
| 118 | INTEGER :: ik |
---|
| 119 | INTEGER :: ii0, ii1, ij0, ij1 ! temporary integers |
---|
| 120 | INTEGER :: iku1, iku2, ikv1,ikv2 ! temporary intergers |
---|
| 121 | REAL(wp) :: ze3u, ze3v ! temporary scalars |
---|
| 122 | INTEGER :: iku, ikv |
---|
| 123 | REAL(wp) :: & |
---|
| 124 | zsign, zt, zs, zh, zalbet, & ! temporary scalars |
---|
| 125 | zgdrho, zbtr, ztra |
---|
| 126 | REAL(wp), DIMENSION(jpi,jpj) :: & |
---|
| 127 | zki, zkj, zkx, zky, & ! temporary workspace arrays |
---|
| 128 | ztnb, zsnb, zdep, & |
---|
| 129 | ztrb, zahu, zahv |
---|
| 130 | CHARACTER (len=22) :: charout |
---|
| 131 | REAL(wp) :: & |
---|
| 132 | fsalbt, pft, pfs, pfh ! statement function |
---|
| 133 | !!---------------------------------------------------------------------- |
---|
| 134 | ! ratio alpha/beta |
---|
| 135 | ! ================ |
---|
| 136 | ! fsalbt: ratio of thermal over saline expension coefficients |
---|
| 137 | ! pft : potential temperature in degrees celcius |
---|
| 138 | ! pfs : salinity anomaly (s-35) in psu |
---|
| 139 | ! pfh : depth in meters |
---|
| 140 | |
---|
| 141 | fsalbt( pft, pfs, pfh ) = & |
---|
| 142 | ( ( ( -0.255019e-07 * pft + 0.298357e-05 ) * pft & |
---|
| 143 | - 0.203814e-03 ) * pft & |
---|
| 144 | + 0.170907e-01 ) * pft & |
---|
| 145 | + 0.665157e-01 & |
---|
| 146 | +(-0.678662e-05 * pfs - 0.846960e-04 * pft + 0.378110e-02 ) * pfs & |
---|
| 147 | + ( ( - 0.302285e-13 * pfh & |
---|
| 148 | - 0.251520e-11 * pfs & |
---|
| 149 | + 0.512857e-12 * pft * pft ) * pfh & |
---|
| 150 | - 0.164759e-06 * pfs & |
---|
| 151 | +( 0.791325e-08 * pft - 0.933746e-06 ) * pft & |
---|
| 152 | + 0.380374e-04 ) * pfh |
---|
| 153 | !!---------------------------------------------------------------------- |
---|
| 154 | |
---|
| 155 | |
---|
| 156 | IF( kt == nittrc000 ) CALL trc_bbl_init |
---|
| 157 | |
---|
| 158 | |
---|
| 159 | ! 0. 2D fields of bottom temperature and salinity, and bottom slope |
---|
| 160 | ! ----------------------------------------------------------------- |
---|
| 161 | ! mbathy= number of w-level, minimum value=1 (cf dommsk.F) |
---|
| 162 | |
---|
| 163 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 164 | jj = 1 |
---|
| 165 | DO ji = 1, jpij ! vector opt. (forced unrolling) |
---|
| 166 | # else |
---|
| 167 | DO jj = 1, jpj |
---|
| 168 | DO ji = 1, jpi |
---|
| 169 | # endif |
---|
| 170 | ik = mbkt(ji,jj) ! index of the bottom ocean T-level |
---|
| 171 | ztnb(ji,jj) = tn(ji,jj,ik) * tmask(ji,jj,1) ! masked now T and S at ocean bottom |
---|
| 172 | zsnb(ji,jj) = sn(ji,jj,ik) * tmask(ji,jj,1) |
---|
| 173 | zdep(ji,jj) = fsdept(ji,jj,ik) ! depth of the ocean bottom T-level |
---|
| 174 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 175 | END DO |
---|
| 176 | # endif |
---|
| 177 | END DO |
---|
| 178 | |
---|
| 179 | IF( ln_zps ) THEN ! partial steps correction |
---|
| 180 | |
---|
| 181 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 182 | jj = 1 |
---|
| 183 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 184 | # else |
---|
| 185 | DO jj = 1, jpjm1 |
---|
| 186 | DO ji = 1, jpim1 |
---|
| 187 | # endif |
---|
| 188 | iku1 = MAX( mbathy(ji+1,jj )-1, 1 ) |
---|
| 189 | iku2 = MAX( mbathy(ji ,jj )-1, 1 ) |
---|
| 190 | ikv1 = MAX( mbathy(ji ,jj+1)-1, 1 ) |
---|
| 191 | ikv2 = MAX( mbathy(ji ,jj )-1, 1 ) |
---|
| 192 | ze3u = MIN( fse3u(ji,jj,iku1), fse3u(ji,jj,iku2) ) |
---|
| 193 | ze3v = MIN( fse3v(ji,jj,ikv1), fse3v(ji,jj,ikv2) ) |
---|
| 194 | zahu(ji,jj) = atrcbbl * e2u(ji,jj) * ze3u / e1u(ji,jj) * umask(ji,jj,1) |
---|
| 195 | zahv(ji,jj) = atrcbbl * e1v(ji,jj) * ze3v / e2v(ji,jj) * vmask(ji,jj,1) |
---|
| 196 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 197 | END DO |
---|
| 198 | # endif |
---|
| 199 | END DO |
---|
| 200 | ELSE ! z-coordinate - full steps or s-coordinate |
---|
| 201 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 202 | jj = 1 |
---|
| 203 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 204 | # else |
---|
| 205 | DO jj = 1, jpjm1 |
---|
| 206 | DO ji = 1, jpim1 |
---|
| 207 | # endif |
---|
| 208 | iku = mbku(ji,jj) |
---|
| 209 | ikv = mbkv(ji,jj) |
---|
| 210 | zahu(ji,jj) = atrcbbl * e2u(ji,jj) * fse3u(ji,jj,iku) / e1u(ji,jj) * umask(ji,jj,1) |
---|
| 211 | zahv(ji,jj) = atrcbbl * e1v(ji,jj) * fse3v(ji,jj,ikv) / e2v(ji,jj) * vmask(ji,jj,1) |
---|
| 212 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 213 | END DO |
---|
| 214 | # endif |
---|
| 215 | END DO |
---|
| 216 | ENDIF |
---|
| 217 | |
---|
| 218 | !! |
---|
| 219 | !! OFFLINE VERSION OF DIFFUSIVE BBL |
---|
| 220 | !! |
---|
| 221 | #if defined key_off_tra |
---|
| 222 | |
---|
| 223 | ! 2. Additional second order diffusive trends |
---|
| 224 | ! ------------------------------------------- |
---|
| 225 | |
---|
| 226 | DO jn = 1, jptra |
---|
| 227 | ! first derivative (gradient) |
---|
| 228 | |
---|
| 229 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 230 | jj = 1 |
---|
| 231 | DO ji = 1, jpij ! vector opt. (forced unrolling) |
---|
| 232 | # else |
---|
| 233 | DO jj = 1, jpj |
---|
| 234 | DO ji = 1, jpi |
---|
| 235 | # endif |
---|
| 236 | ik = mbkt(ji,jj) |
---|
| 237 | ztrb(ji,jj) = trb(ji,jj,ik,jn) * tmask(ji,jj,1) |
---|
| 238 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 239 | END DO |
---|
| 240 | # endif |
---|
| 241 | END DO |
---|
| 242 | |
---|
| 243 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 244 | jj = 1 |
---|
| 245 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 246 | # else |
---|
| 247 | DO jj = 1, jpjm1 |
---|
| 248 | DO ji = 1, jpim1 |
---|
| 249 | # endif |
---|
| 250 | zkx(ji,jj) = bblx(ji,jj) * zahu(ji,jj) * ( ztrb(ji+1,jj) - ztrb(ji,jj) ) |
---|
| 251 | zky(ji,jj) = bbly(ji,jj) * zahv(ji,jj) * ( ztrb(ji,jj+1) - ztrb(ji,jj) ) |
---|
| 252 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 253 | END DO |
---|
| 254 | # endif |
---|
| 255 | END DO |
---|
| 256 | !! |
---|
| 257 | !! ONLINE VERSION OF DIFFUSIVE BBL |
---|
| 258 | !! |
---|
| 259 | #else |
---|
| 260 | ! 1. Criteria of additional bottom diffusivity: grad(rho).grad(h)<0 |
---|
| 261 | ! -------------------------------------------- |
---|
| 262 | ! Sign of the local density gradient along the i- and j-slopes |
---|
| 263 | ! multiplied by the slope of the ocean bottom |
---|
| 264 | SELECT CASE ( neos ) |
---|
| 265 | |
---|
| 266 | CASE ( 0 ) ! Jackett and McDougall (1994) formulation |
---|
| 267 | |
---|
| 268 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 269 | jj = 1 |
---|
| 270 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 271 | # else |
---|
| 272 | DO jj = 1, jpjm1 |
---|
| 273 | DO ji = 1, jpim1 |
---|
| 274 | # endif |
---|
| 275 | ! temperature, salinity anomalie and depth |
---|
| 276 | zt = 0.5 * ( ztnb(ji,jj) + ztnb(ji+1,jj) ) |
---|
| 277 | zs = 0.5 * ( zsnb(ji,jj) + zsnb(ji+1,jj) ) - 35.0 |
---|
| 278 | zh = 0.5 * ( zdep(ji,jj) + zdep(ji+1,jj) ) |
---|
| 279 | ! masked ratio alpha/beta |
---|
| 280 | zalbet = fsalbt( zt, zs, zh )*umask(ji,jj,1) |
---|
| 281 | ! local density gradient along i-bathymetric slope |
---|
| 282 | zgdrho = zalbet * ( ztnb(ji+1,jj) - ztnb(ji,jj) ) & |
---|
| 283 | - ( zsnb(ji+1,jj) - zsnb(ji,jj) ) |
---|
| 284 | ! sign of local i-gradient of density multiplied by the i-slope |
---|
| 285 | zsign = SIGN( 0.5, - zgdrho * ( zdep(ji+1,jj) - zdep(ji,jj) ) ) |
---|
| 286 | zki(ji,jj) = ( 0.5 - zsign ) * zahu(ji,jj) |
---|
| 287 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 288 | END DO |
---|
| 289 | # endif |
---|
| 290 | END DO |
---|
| 291 | |
---|
| 292 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 293 | jj = 1 |
---|
| 294 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 295 | # else |
---|
| 296 | DO jj = 1, jpjm1 |
---|
| 297 | DO ji = 1, jpim1 |
---|
| 298 | # endif |
---|
| 299 | ! temperature, salinity anomalie and depth |
---|
| 300 | zt = 0.5 * ( ztnb(ji,jj+1) + ztnb(ji,jj) ) |
---|
| 301 | zs = 0.5 * ( zsnb(ji,jj+1) + zsnb(ji,jj) ) - 35.0 |
---|
| 302 | zh = 0.5 * ( zdep(ji,jj+1) + zdep(ji,jj) ) |
---|
| 303 | ! masked ratio alpha/beta |
---|
| 304 | zalbet = fsalbt( zt, zs, zh )*vmask(ji,jj,1) |
---|
| 305 | ! local density gradient along j-bathymetric slope |
---|
| 306 | zgdrho = zalbet * ( ztnb(ji,jj+1) - ztnb(ji,jj) ) & |
---|
| 307 | - ( zsnb(ji,jj+1) - zsnb(ji,jj) ) |
---|
| 308 | ! sign of local j-gradient of density multiplied by the j-slope |
---|
| 309 | zsign = SIGN( 0.5, -zgdrho * ( zdep(ji,jj+1) - zdep(ji,jj) ) ) |
---|
| 310 | zkj(ji,jj) = ( 0.5 - zsign ) * zahv(ji,jj) |
---|
| 311 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 312 | END DO |
---|
| 313 | # endif |
---|
| 314 | END DO |
---|
| 315 | |
---|
| 316 | CASE ( 1 ) ! Linear formulation function of temperature only |
---|
| 317 | |
---|
| 318 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 319 | jj = 1 |
---|
| 320 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 321 | # else |
---|
| 322 | DO jj = 1, jpjm1 |
---|
| 323 | DO ji = 1, jpim1 |
---|
| 324 | # endif |
---|
| 325 | ! local density gradient along i-bathymetric slope |
---|
| 326 | zgdrho = ( ztnb(ji+1,jj) - ztnb(ji,jj) ) |
---|
| 327 | ! sign of local i-gradient of density multiplied by the i-slope |
---|
| 328 | zsign = SIGN( 0.5, - zgdrho * ( zdep(ji+1,jj) - zdep(ji,jj) ) ) |
---|
| 329 | zki(ji,jj) = ( 0.5 - zsign ) * zahu(ji,jj) |
---|
| 330 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 331 | END DO |
---|
| 332 | # endif |
---|
| 333 | END DO |
---|
| 334 | |
---|
| 335 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 336 | jj = 1 |
---|
| 337 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 338 | # else |
---|
| 339 | DO jj = 1, jpjm1 |
---|
| 340 | DO ji = 1, jpim1 |
---|
| 341 | # endif |
---|
| 342 | ! local density gradient along j-bathymetric slope |
---|
| 343 | zgdrho = ( ztnb(ji,jj+1) - ztnb(ji,jj) ) |
---|
| 344 | ! sign of local j-gradient of density multiplied by the j-slope |
---|
| 345 | zsign = SIGN( 0.5, -zgdrho * ( zdep(ji,jj+1) - zdep(ji,jj) ) ) |
---|
| 346 | zkj(ji,jj) = ( 0.5 - zsign ) * zahv(ji,jj) |
---|
| 347 | |
---|
| 348 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 349 | END DO |
---|
| 350 | # endif |
---|
| 351 | END DO |
---|
| 352 | |
---|
| 353 | CASE ( 2 ) ! Linear formulation function of temperature and salinity |
---|
| 354 | |
---|
| 355 | DO jj = 1, jpjm1 |
---|
| 356 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 357 | ! local density gradient along i-bathymetric slope |
---|
| 358 | zgdrho = - ( rbeta*( zsnb(ji+1,jj) - zsnb(ji,jj) ) & |
---|
| 359 | - ralpha*( ztnb(ji+1,jj) - ztnb(ji,jj) ) ) |
---|
| 360 | ! sign of local i-gradient of density multiplied by the i-slope |
---|
| 361 | zsign = SIGN( 0.5, - zgdrho * ( zdep(ji+1,jj) - zdep(ji,jj) ) ) |
---|
| 362 | zki(ji,jj) = ( 0.5 - zsign ) * zahu(ji,jj) |
---|
| 363 | END DO |
---|
| 364 | END DO |
---|
| 365 | |
---|
| 366 | DO jj = 1, jpjm1 |
---|
| 367 | DO ji = 1, fs_jpim1 ! vector opt. |
---|
| 368 | ! local density gradient along j-bathymetric slope |
---|
| 369 | zgdrho = - ( rbeta*( zsnb(ji,jj+1) - zsnb(ji,jj) ) & |
---|
| 370 | - ralpha*( ztnb(ji,jj+1) - ztnb(ji,jj) ) ) |
---|
| 371 | ! sign of local j-gradient of density multiplied by the j-slope |
---|
| 372 | zsign = sign( 0.5, -zgdrho * ( zdep(ji,jj+1) - zdep(ji,jj) ) ) |
---|
| 373 | zkj(ji,jj) = ( 0.5 - zsign ) * zahv(ji,jj) |
---|
| 374 | END DO |
---|
| 375 | END DO |
---|
| 376 | |
---|
| 377 | |
---|
| 378 | CASE DEFAULT |
---|
| 379 | |
---|
| 380 | WRITE(ctmp1,*) ' bad flag value for neos = ', neos |
---|
| 381 | CALL ctl_stop( ctmp1 ) |
---|
| 382 | |
---|
| 383 | END SELECT |
---|
| 384 | |
---|
| 385 | ! 2. Additional second order diffusive trends |
---|
| 386 | ! ------------------------------------------- |
---|
| 387 | |
---|
| 388 | DO jn = 1, jptra |
---|
| 389 | ! first derivative (gradient) |
---|
| 390 | |
---|
| 391 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 392 | jj = 1 |
---|
| 393 | DO ji = 1, jpij ! vector opt. (forced unrolling) |
---|
| 394 | # else |
---|
| 395 | DO jj = 1, jpj |
---|
| 396 | DO ji = 1, jpi |
---|
| 397 | # endif |
---|
| 398 | ik = mbkt(ji,jj) |
---|
| 399 | ztrb(ji,jj) = trb(ji,jj,ik,jn) * tmask(ji,jj,1) |
---|
| 400 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 401 | END DO |
---|
| 402 | # endif |
---|
| 403 | END DO |
---|
| 404 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 405 | jj = 1 |
---|
| 406 | DO ji = 1, jpij-jpi ! vector opt. (forced unrolling) |
---|
| 407 | # else |
---|
| 408 | DO jj = 1, jpjm1 |
---|
| 409 | DO ji = 1, jpim1 |
---|
| 410 | # endif |
---|
| 411 | zkx(ji,jj) = zki(ji,jj) * ( ztrb(ji+1,jj) - ztrb(ji,jj) ) |
---|
| 412 | zky(ji,jj) = zkj(ji,jj) * ( ztrb(ji,jj+1) - ztrb(ji,jj) ) |
---|
| 413 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 414 | END DO |
---|
| 415 | # endif |
---|
| 416 | END DO |
---|
| 417 | #endif |
---|
| 418 | |
---|
| 419 | IF( cp_cfg == "orca" ) THEN |
---|
| 420 | |
---|
| 421 | SELECT CASE ( jp_cfg ) |
---|
| 422 | ! ! ======================= |
---|
| 423 | CASE ( 2 ) ! ORCA_R2 configuration |
---|
| 424 | ! ! ======================= |
---|
| 425 | ! Gibraltar enhancement of BBL |
---|
| 426 | ij0 = 102 ; ij1 = 102 |
---|
| 427 | ii0 = 139 ; ii1 = 140 |
---|
| 428 | zkx( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 4.e0 * zkx( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) |
---|
| 429 | zky( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 4.e0 * zky( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) |
---|
| 430 | |
---|
| 431 | ! Red Sea enhancement of BBL |
---|
| 432 | ij0 = 88 ; ij1 = 88 |
---|
| 433 | ii0 = 161 ; ii1 = 162 |
---|
| 434 | zkx( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 10.e0 * zkx( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) |
---|
| 435 | zky( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 10.e0 * zky( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) |
---|
| 436 | |
---|
| 437 | ! ! ======================= |
---|
| 438 | CASE ( 4 ) ! ORCA_R4 configuration |
---|
| 439 | ! ! ======================= |
---|
| 440 | ! Gibraltar enhancement of BBL |
---|
| 441 | ij0 = 52 ; ij1 = 52 |
---|
| 442 | ii0 = 70 ; ii1 = 71 |
---|
| 443 | zkx( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 4.e0 * zkx( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) |
---|
| 444 | zky( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 4.e0 * zky( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) |
---|
| 445 | |
---|
| 446 | END SELECT |
---|
| 447 | |
---|
| 448 | ENDIF |
---|
| 449 | |
---|
| 450 | ! second derivative (divergence) and add to the general tracer trend |
---|
| 451 | # if defined key_vectopt_loop && ! defined key_mpp_omp |
---|
| 452 | jj = 1 |
---|
| 453 | DO ji = jpi+2, jpij-jpi-1 ! vector opt. (forced unrolling) |
---|
| 454 | # else |
---|
| 455 | DO jj = 2, jpjm1 |
---|
| 456 | DO ji = 2, jpim1 |
---|
| 457 | # endif |
---|
| 458 | ik = MAX( mbathy(ji,jj)-1, 1 ) |
---|
| 459 | zbtr = 1. / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,ik) ) |
---|
| 460 | ztra = ( zkx(ji,jj) - zkx(ji-1,jj ) & |
---|
| 461 | & + zky(ji,jj) - zky(ji ,jj-1) ) * zbtr |
---|
| 462 | tra(ji,jj,ik,jn) = tra(ji,jj,ik,jn) + ztra |
---|
| 463 | # if ! defined key_vectopt_loop || defined key_mpp_omp |
---|
| 464 | END DO |
---|
| 465 | # endif |
---|
| 466 | END DO |
---|
| 467 | |
---|
| 468 | END DO |
---|
| 469 | |
---|
| 470 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
---|
| 471 | WRITE(charout, FMT="('bbl - dif')") |
---|
| 472 | CALL prt_ctl_trc_info(charout) |
---|
| 473 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm,clinfo2='trd') |
---|
| 474 | ENDIF |
---|
| 475 | |
---|
| 476 | END SUBROUTINE trc_bbl_dif |
---|
| 477 | |
---|
| 478 | # if defined key_trcbbl_adv |
---|
| 479 | !!---------------------------------------------------------------------- |
---|
| 480 | !! 'key_trcbbl_adv' advective bottom boundary layer |
---|
| 481 | !!---------------------------------------------------------------------- |
---|
| 482 | # include "trcbbl_adv.h90" |
---|
| 483 | # else |
---|
| 484 | !!---------------------------------------------------------------------- |
---|
| 485 | !! Default option : NO advective bottom boundary layer |
---|
| 486 | !!---------------------------------------------------------------------- |
---|
| 487 | SUBROUTINE trc_bbl_adv (kt ) ! Empty routine |
---|
| 488 | INTEGER, INTENT(in) :: kt |
---|
| 489 | WRITE(*,*) 'trc_bbl_adv: You should not have seen this print! error?', kt |
---|
| 490 | END SUBROUTINE trc_bbl_adv |
---|
| 491 | # endif |
---|
| 492 | |
---|
| 493 | SUBROUTINE trc_bbl_init |
---|
| 494 | !!---------------------------------------------------------------------- |
---|
| 495 | !! *** ROUTINE trc_bbl_init *** |
---|
| 496 | !! |
---|
| 497 | !! ** Purpose : Initialization for the bottom boundary layer scheme. |
---|
| 498 | !! |
---|
| 499 | !! |
---|
| 500 | !! History : |
---|
| 501 | !! 8.5 ! 02-08 (G. Madec) Original code |
---|
| 502 | !!---------------------------------------------------------------------- |
---|
| 503 | !! * Local declarations |
---|
| 504 | INTEGER :: ji, jj ! dummy loop indices |
---|
| 505 | |
---|
| 506 | REAL(wp), DIMENSION(jpi,jpj) :: zmbk |
---|
| 507 | |
---|
| 508 | !!---------------------------------------------------------------------- |
---|
| 509 | |
---|
| 510 | DO jj = 1, jpj |
---|
| 511 | DO ji = 1, jpi |
---|
| 512 | mbkt(ji,jj) = MAX( mbathy(ji,jj) - 1, 1 ) ! vertical index of the bottom ocean T-level |
---|
| 513 | END DO |
---|
| 514 | END DO |
---|
| 515 | |
---|
| 516 | DO jj = 1, jpjm1 |
---|
| 517 | DO ji = 1, jpim1 |
---|
| 518 | mbku(ji,jj) = MAX( MIN( mbathy(ji+1,jj ), mbathy(ji,jj) ) - 1, 1 ) |
---|
| 519 | mbkv(ji,jj) = MAX( MIN( mbathy(ji ,jj+1), mbathy(ji,jj) ) - 1, 1 ) |
---|
| 520 | END DO |
---|
| 521 | END DO |
---|
| 522 | |
---|
| 523 | zmbk(:,:) = FLOAT( mbku (:,:) ) |
---|
| 524 | CALL lbc_lnk(zmbk,'U',1.) |
---|
| 525 | mbku (:,:) = MAX( INT( zmbk(:,:) ), 1 ) |
---|
| 526 | |
---|
| 527 | zmbk(:,:) = FLOAT( mbkv (:,:) ) |
---|
| 528 | CALL lbc_lnk(zmbk,'V',1.) |
---|
| 529 | mbkv (:,:) = MAX( INT( zmbk(:,:) ), 1 ) |
---|
| 530 | |
---|
| 531 | # if defined key_trcbbl_adv |
---|
| 532 | w_trc_bbl(:,:,:) = 0.e0 ! initialisation of w_trc_bbl to zero |
---|
| 533 | # endif |
---|
| 534 | |
---|
| 535 | END SUBROUTINE trc_bbl_init |
---|
| 536 | |
---|
| 537 | #else |
---|
| 538 | !!---------------------------------------------------------------------- |
---|
| 539 | !! Dummy module : No bottom boundary layer scheme |
---|
| 540 | !!---------------------------------------------------------------------- |
---|
| 541 | LOGICAL, PUBLIC, PARAMETER :: lk_trcbbl_dif = .FALSE. !: diff bbl flag |
---|
| 542 | LOGICAL, PUBLIC, PARAMETER :: lk_trcbbl_adv = .FALSE. !: adv bbl flag |
---|
| 543 | CONTAINS |
---|
| 544 | SUBROUTINE trc_bbl_dif (kt ) ! Empty routine |
---|
| 545 | INTEGER, INTENT(in) :: kt |
---|
| 546 | WRITE(*,*) 'trc_bbl_dif: You should not have seen this print! error?', kt |
---|
| 547 | END SUBROUTINE trc_bbl_dif |
---|
| 548 | SUBROUTINE trc_bbl_adv (kt ) ! Empty routine |
---|
| 549 | INTEGER, INTENT(in) :: kt |
---|
| 550 | WRITE(*,*) 'trc_bbl_adv: You should not have seen this print! error?', kt |
---|
| 551 | END SUBROUTINE trc_bbl_adv |
---|
| 552 | #endif |
---|
| 553 | |
---|
| 554 | !!====================================================================== |
---|
| 555 | END MODULE trcbbl |
---|