[3] | 1 | MODULE tradmp |
---|
| 2 | !!====================================================================== |
---|
| 3 | !! *** MODULE tradmp *** |
---|
| 4 | !! Ocean physics: internal restoring trend on active tracers (T and S) |
---|
| 5 | !!====================================================================== |
---|
[503] | 6 | !! History : 5.0 ! 91-03 (O. Marti, G. Madec) Original code |
---|
| 7 | !! ! 92-06 (M. Imbard) doctor norme |
---|
| 8 | !! ! 96-01 (G. Madec) statement function for e3 |
---|
| 9 | !! ! 97-05 (G. Madec) macro-tasked on jk-slab |
---|
| 10 | !! ! 98-07 (M. Imbard, G. Madec) ORCA version |
---|
| 11 | !! 7.0 ! 01-02 (M. Imbard) cofdis, Original code |
---|
| 12 | !! 8.1 ! 01-02 (G. Madec, E. Durand) cleaning |
---|
| 13 | !! 8.5 ! 02-08 (G. Madec, E. Durand) free form + modules |
---|
| 14 | !!---------------------------------------------------------------------- |
---|
[32] | 15 | #if defined key_tradmp || defined key_esopa |
---|
[3] | 16 | !!---------------------------------------------------------------------- |
---|
| 17 | !! key_tradmp internal damping |
---|
| 18 | !!---------------------------------------------------------------------- |
---|
[503] | 19 | !!---------------------------------------------------------------------- |
---|
[3] | 20 | !! tra_dmp : update the tracer trend with the internal damping |
---|
| 21 | !! tra_dmp_init : initialization, namlist read, parameters control |
---|
| 22 | !! dtacof_zoom : restoring coefficient for zoom domain |
---|
| 23 | !! dtacof : restoring coefficient for global domain |
---|
| 24 | !! cofdis : compute the distance to the coastline |
---|
| 25 | !!---------------------------------------------------------------------- |
---|
| 26 | USE oce ! ocean dynamics and tracers variables |
---|
| 27 | USE dom_oce ! ocean space and time domain variables |
---|
[216] | 28 | USE trdmod ! ocean active tracers trends |
---|
| 29 | USE trdmod_oce ! ocean variables trends |
---|
[3] | 30 | USE zdf_oce ! ocean vertical physics |
---|
| 31 | USE in_out_manager ! I/O manager |
---|
| 32 | USE phycst ! Define parameters for the routines |
---|
| 33 | USE dtatem ! temperature data |
---|
| 34 | USE dtasal ! salinity data |
---|
| 35 | USE zdfmxl ! mixed layer depth |
---|
[216] | 36 | USE lib_mpp ! distribued memory computing |
---|
[258] | 37 | USE prtctl ! Print control |
---|
[3] | 38 | |
---|
| 39 | IMPLICIT NONE |
---|
| 40 | PRIVATE |
---|
| 41 | |
---|
[503] | 42 | PUBLIC tra_dmp ! routine called by step.F90 |
---|
[1884] | 43 | PUBLIC cofdis, dtacof, dtacof_zoom |
---|
[3] | 44 | |
---|
[392] | 45 | #if ! defined key_agrif |
---|
[503] | 46 | LOGICAL, PUBLIC, PARAMETER :: lk_tradmp = .TRUE. !: internal damping flag |
---|
| 47 | #else |
---|
| 48 | LOGICAL, PUBLIC :: lk_tradmp = .TRUE. !: internal damping flag |
---|
[389] | 49 | #endif |
---|
[503] | 50 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk) :: resto !: restoring coeff. on T and S (s-1) |
---|
| 51 | |
---|
| 52 | !!* newtonian damping namelist (mandmp) |
---|
| 53 | INTEGER :: ndmp = -1 ! = 0/-1/'latitude' for damping over T and S |
---|
| 54 | INTEGER :: ndmpf = 2 ! = 1 create a damping.coeff NetCDF file |
---|
| 55 | INTEGER :: nmldmp = 0 ! = 0/1/2 flag for damping in the mixed layer |
---|
| 56 | REAL(wp) :: sdmp = 50. ! surface time scale for internal damping (days) |
---|
| 57 | REAL(wp) :: bdmp = 360. ! bottom time scale for internal damping (days) |
---|
| 58 | REAL(wp) :: hdmp = 800. ! depth of transition between sdmp and bdmp (meters) |
---|
[3] | 59 | |
---|
| 60 | !! * Substitutions |
---|
| 61 | # include "domzgr_substitute.h90" |
---|
| 62 | # include "vectopt_loop_substitute.h90" |
---|
| 63 | !!---------------------------------------------------------------------- |
---|
[503] | 64 | !! OPA 9.0 , LOCEAN-IPSL (2006) |
---|
[1152] | 65 | !! $Id$ |
---|
[503] | 66 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
---|
[3] | 67 | !!---------------------------------------------------------------------- |
---|
| 68 | |
---|
| 69 | CONTAINS |
---|
| 70 | |
---|
| 71 | SUBROUTINE tra_dmp( kt ) |
---|
| 72 | !!---------------------------------------------------------------------- |
---|
| 73 | !! *** ROUTINE tra_dmp *** |
---|
| 74 | !! |
---|
| 75 | !! ** Purpose : Compute the tracer trend due to a newtonian damping |
---|
| 76 | !! of the tracer field towards given data field and add it to the |
---|
| 77 | !! general tracer trends. |
---|
| 78 | !! |
---|
| 79 | !! ** Method : Newtonian damping towards t_dta and s_dta computed |
---|
| 80 | !! and add to the general tracer trends: |
---|
| 81 | !! ta = ta + resto * (t_dta - tb) |
---|
| 82 | !! sa = sa + resto * (s_dta - sb) |
---|
| 83 | !! The trend is computed either throughout the water column |
---|
| 84 | !! (nlmdmp=0) or in area of weak vertical mixing (nlmdmp=1) or |
---|
| 85 | !! below the well mixed layer (nlmdmp=2) |
---|
| 86 | !! |
---|
| 87 | !! ** Action : - update the tracer trends (ta,sa) with the newtonian |
---|
| 88 | !! damping trends. |
---|
| 89 | !! - save the trends in (ttrd,strd) ('key_trdtra') |
---|
[503] | 90 | !!---------------------------------------------------------------------- |
---|
| 91 | USE oce, ONLY : ztrdt => ua ! use ua as 3D workspace |
---|
| 92 | USE oce, ONLY : ztrds => va ! use va as 3D workspace |
---|
[3] | 93 | !! |
---|
[503] | 94 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
---|
| 95 | !! |
---|
[216] | 96 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 97 | REAL(wp) :: ztest, zta, zsa ! temporary scalars |
---|
[3] | 98 | !!---------------------------------------------------------------------- |
---|
| 99 | |
---|
[503] | 100 | IF( kt == nit000 ) CALL tra_dmp_init ! Initialization |
---|
[3] | 101 | |
---|
[503] | 102 | IF( l_trdtra ) THEN ! Save ta and sa trends |
---|
| 103 | ztrdt(:,:,:) = ta(:,:,:) |
---|
| 104 | ztrds(:,:,:) = sa(:,:,:) |
---|
[216] | 105 | ENDIF |
---|
| 106 | |
---|
[3] | 107 | ! 1. Newtonian damping trends on tracer fields |
---|
| 108 | ! -------------------------------------------- |
---|
| 109 | ! compute the newtonian damping trends depending on nmldmp |
---|
| 110 | |
---|
| 111 | SELECT CASE ( nmldmp ) |
---|
[503] | 112 | ! |
---|
[3] | 113 | CASE( 0 ) ! newtonian damping throughout the water column |
---|
| 114 | DO jk = 1, jpkm1 |
---|
| 115 | DO jj = 2, jpjm1 |
---|
| 116 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 117 | zta = resto(ji,jj,jk) * ( t_dta(ji,jj,jk) - tb(ji,jj,jk) ) |
---|
| 118 | zsa = resto(ji,jj,jk) * ( s_dta(ji,jj,jk) - sb(ji,jj,jk) ) |
---|
| 119 | ! add the trends to the general tracer trends |
---|
| 120 | ta(ji,jj,jk) = ta(ji,jj,jk) + zta |
---|
| 121 | sa(ji,jj,jk) = sa(ji,jj,jk) + zsa |
---|
| 122 | ! save the salinity trend (used in flx to close the salt budget) |
---|
| 123 | END DO |
---|
| 124 | END DO |
---|
| 125 | END DO |
---|
[503] | 126 | ! |
---|
[3] | 127 | CASE ( 1 ) ! no damping in the turbocline (avt > 5 cm2/s) |
---|
| 128 | DO jk = 1, jpkm1 |
---|
| 129 | DO jj = 2, jpjm1 |
---|
| 130 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 131 | ztest = avt(ji,jj,jk) - 5.e-4 |
---|
| 132 | IF( ztest < 0. ) THEN |
---|
| 133 | zta = resto(ji,jj,jk) * ( t_dta(ji,jj,jk) - tb(ji,jj,jk) ) |
---|
| 134 | zsa = resto(ji,jj,jk) * ( s_dta(ji,jj,jk) - sb(ji,jj,jk) ) |
---|
| 135 | ELSE |
---|
| 136 | zta = 0.e0 |
---|
| 137 | zsa = 0.e0 |
---|
| 138 | ENDIF |
---|
| 139 | ! add the trends to the general tracer trends |
---|
| 140 | ta(ji,jj,jk) = ta(ji,jj,jk) + zta |
---|
| 141 | sa(ji,jj,jk) = sa(ji,jj,jk) + zsa |
---|
| 142 | ! save the salinity trend (used in flx to close the salt budget) |
---|
| 143 | END DO |
---|
| 144 | END DO |
---|
| 145 | END DO |
---|
[503] | 146 | ! |
---|
[3] | 147 | CASE ( 2 ) ! no damping in the mixed layer |
---|
| 148 | DO jk = 1, jpkm1 |
---|
| 149 | DO jj = 2, jpjm1 |
---|
| 150 | DO ji = fs_2, fs_jpim1 ! vector opt. |
---|
| 151 | IF( fsdept(ji,jj,jk) >= hmlp (ji,jj) ) THEN |
---|
| 152 | zta = resto(ji,jj,jk) * ( t_dta(ji,jj,jk) - tb(ji,jj,jk) ) |
---|
| 153 | zsa = resto(ji,jj,jk) * ( s_dta(ji,jj,jk) - sb(ji,jj,jk) ) |
---|
| 154 | ELSE |
---|
| 155 | zta = 0.e0 |
---|
| 156 | zsa = 0.e0 |
---|
| 157 | ENDIF |
---|
| 158 | ! add the trends to the general tracer trends |
---|
| 159 | ta(ji,jj,jk) = ta(ji,jj,jk) + zta |
---|
| 160 | sa(ji,jj,jk) = sa(ji,jj,jk) + zsa |
---|
| 161 | ! save the salinity trend (used in flx to close the salt budget) |
---|
| 162 | END DO |
---|
| 163 | END DO |
---|
| 164 | END DO |
---|
[503] | 165 | ! |
---|
[3] | 166 | END SELECT |
---|
| 167 | |
---|
[503] | 168 | IF( l_trdtra ) THEN ! save the damping tracer trends for diagnostic |
---|
| 169 | ztrdt(:,:,:) = ta(:,:,:) - ztrdt(:,:,:) |
---|
| 170 | ztrds(:,:,:) = sa(:,:,:) - ztrds(:,:,:) |
---|
| 171 | CALL trd_mod(ztrdt, ztrds, jptra_trd_dmp, 'TRA', kt) |
---|
[216] | 172 | ENDIF |
---|
[503] | 173 | ! ! Control print |
---|
| 174 | IF(ln_ctl) CALL prt_ctl( tab3d_1=ta, clinfo1=' dmp - Ta: ', mask1=tmask, & |
---|
| 175 | & tab3d_2=sa, clinfo2= ' Sa: ', mask2=tmask, clinfo3='tra' ) |
---|
| 176 | ! |
---|
[3] | 177 | END SUBROUTINE tra_dmp |
---|
| 178 | |
---|
| 179 | |
---|
| 180 | SUBROUTINE tra_dmp_init |
---|
| 181 | !!---------------------------------------------------------------------- |
---|
| 182 | !! *** ROUTINE tra_dmp_init *** |
---|
| 183 | !! |
---|
| 184 | !! ** Purpose : Initialization for the newtonian damping |
---|
| 185 | !! |
---|
| 186 | !! ** Method : read the nammbf namelist and check the parameters |
---|
| 187 | !! called by tra_dmp at the first timestep (nit000) |
---|
| 188 | !!---------------------------------------------------------------------- |
---|
[541] | 189 | NAMELIST/namtdp/ ndmp, ndmpf, nmldmp, sdmp, bdmp, hdmp |
---|
| 190 | !!---------------------------------------------------------------------- |
---|
[3] | 191 | |
---|
[503] | 192 | REWIND ( numnam ) ! Read Namelist namtdp : temperature and salinity damping term |
---|
[3] | 193 | READ ( numnam, namtdp ) |
---|
[61] | 194 | IF( lzoom ) nmldmp = 0 ! restoring to climatology at closed north or south boundaries |
---|
[3] | 195 | |
---|
[503] | 196 | IF(lwp) THEN ! Namelist print |
---|
[3] | 197 | WRITE(numout,*) |
---|
| 198 | WRITE(numout,*) 'tra_dmp : T and S newtonian damping' |
---|
| 199 | WRITE(numout,*) '~~~~~~~' |
---|
[503] | 200 | WRITE(numout,*) ' Namelist namtdp : set damping parameter' |
---|
| 201 | WRITE(numout,*) ' T and S damping option ndmp = ', ndmp |
---|
| 202 | WRITE(numout,*) ' create a damping.coeff file ndmpf = ', ndmpf |
---|
| 203 | WRITE(numout,*) ' mixed layer damping option nmldmp = ', nmldmp, '(zoom: forced to 0)' |
---|
| 204 | WRITE(numout,*) ' surface time scale (days) sdmp = ', sdmp |
---|
| 205 | WRITE(numout,*) ' bottom time scale (days) bdmp = ', bdmp |
---|
| 206 | WRITE(numout,*) ' depth of transition (meters) hdmp = ', hdmp |
---|
[3] | 207 | ENDIF |
---|
| 208 | |
---|
| 209 | SELECT CASE ( ndmp ) |
---|
[503] | 210 | CASE ( -1 ) ; IF(lwp) WRITE(numout,*) ' tracer damping in the Med & Red seas only' |
---|
| 211 | CASE ( 1:90 ) ; IF(lwp) WRITE(numout,*) ' tracer damping poleward of', ndmp, ' degrees' |
---|
[3] | 212 | CASE DEFAULT |
---|
[473] | 213 | WRITE(ctmp1,*) ' bad flag value for ndmp = ', ndmp |
---|
| 214 | CALL ctl_stop(ctmp1) |
---|
[3] | 215 | END SELECT |
---|
| 216 | |
---|
| 217 | SELECT CASE ( nmldmp ) |
---|
[503] | 218 | CASE ( 0 ) ; IF(lwp) WRITE(numout,*) ' tracer damping throughout the water column' |
---|
| 219 | CASE ( 1 ) ; IF(lwp) WRITE(numout,*) ' no tracer damping in the turbocline (avt > 5 cm2/s)' |
---|
| 220 | CASE ( 2 ) ; IF(lwp) WRITE(numout,*) ' no tracer damping in the mixed layer' |
---|
[3] | 221 | CASE DEFAULT |
---|
[473] | 222 | WRITE(ctmp1,*) ' bad flag value for nmldmp = ', nmldmp |
---|
| 223 | CALL ctl_stop(ctmp1) |
---|
[3] | 224 | END SELECT |
---|
| 225 | |
---|
[503] | 226 | IF( .NOT.lk_dtasal .OR. .NOT.lk_dtatem ) & |
---|
| 227 | & CALL ctl_stop( 'no temperature and/or salinity data define key_dtatem and key_dtasal' ) |
---|
[3] | 228 | |
---|
[503] | 229 | ! ! Damping coefficients initialization |
---|
| 230 | IF( lzoom ) THEN ; CALL dtacof_zoom |
---|
| 231 | ELSE ; CALL dtacof |
---|
[3] | 232 | ENDIF |
---|
[503] | 233 | ! |
---|
[3] | 234 | END SUBROUTINE tra_dmp_init |
---|
| 235 | |
---|
| 236 | |
---|
| 237 | SUBROUTINE dtacof_zoom |
---|
| 238 | !!---------------------------------------------------------------------- |
---|
| 239 | !! *** ROUTINE dtacof_zoom *** |
---|
| 240 | !! |
---|
| 241 | !! ** Purpose : Compute the damping coefficient for zoom domain |
---|
| 242 | !! |
---|
| 243 | !! ** Method : - set along closed boundary due to zoom a damping over |
---|
| 244 | !! 6 points with a max time scale of 5 days. |
---|
| 245 | !! - ORCA arctic/antarctic zoom: set the damping along |
---|
| 246 | !! south/north boundary over a latitude strip. |
---|
| 247 | !! |
---|
| 248 | !! ** Action : - resto, the damping coeff. for T and S |
---|
| 249 | !!---------------------------------------------------------------------- |
---|
[503] | 250 | INTEGER :: ji, jj, jk, jn ! dummy loop indices |
---|
| 251 | REAL(wp) :: zlat, zlat0, zlat1, zlat2 ! temporary scalar |
---|
| 252 | REAL(wp), DIMENSION(6) :: zfact ! temporary workspace |
---|
[3] | 253 | !!---------------------------------------------------------------------- |
---|
| 254 | |
---|
| 255 | zfact(1) = 1. |
---|
| 256 | zfact(2) = 1. |
---|
| 257 | zfact(3) = 11./12. |
---|
| 258 | zfact(4) = 8./12. |
---|
| 259 | zfact(5) = 4./12. |
---|
| 260 | zfact(6) = 1./12. |
---|
| 261 | zfact(:) = zfact(:) / ( 5. * rday ) ! 5 days max restoring time scale |
---|
| 262 | |
---|
| 263 | resto(:,:,:) = 0.e0 |
---|
| 264 | |
---|
| 265 | ! damping along the forced closed boundary over 6 grid-points |
---|
| 266 | DO jn = 1, 6 |
---|
[503] | 267 | IF( lzoom_w ) resto( mi0(jn+jpizoom):mi1(jn+jpizoom), : , : ) = zfact(jn) ! west closed |
---|
| 268 | IF( lzoom_s ) resto( : , mj0(jn+jpjzoom):mj1(jn+jpjzoom), : ) = zfact(jn) ! south closed |
---|
| 269 | IF( lzoom_e ) resto( mi0(jpiglo+jpizoom-1-jn):mi1(jpiglo+jpizoom-1-jn) , : , : ) = zfact(jn) ! east closed |
---|
| 270 | IF( lzoom_n ) resto( : , mj0(jpjglo+jpjzoom-1-jn):mj1(jpjglo+jpjzoom-1-jn) , : ) = zfact(jn) ! north closed |
---|
[3] | 271 | END DO |
---|
| 272 | |
---|
| 273 | |
---|
| 274 | IF( lzoom_arct .AND. lzoom_anta ) THEN |
---|
[503] | 275 | ! |
---|
[3] | 276 | ! ==================================================== |
---|
| 277 | ! ORCA configuration : arctic zoom or antarctic zoom |
---|
| 278 | ! ==================================================== |
---|
| 279 | |
---|
| 280 | IF(lwp) WRITE(numout,*) |
---|
| 281 | IF(lwp .AND. lzoom_arct ) WRITE(numout,*) ' dtacof_zoom : ORCA Arctic zoom' |
---|
| 282 | IF(lwp .AND. lzoom_arct ) WRITE(numout,*) ' dtacof_zoom : ORCA Antarctic zoom' |
---|
| 283 | IF(lwp) WRITE(numout,*) |
---|
| 284 | |
---|
| 285 | ! ... Initialization : |
---|
| 286 | ! zlat0 : latitude strip where resto decreases |
---|
| 287 | ! zlat1 : resto = 1 before zlat1 |
---|
| 288 | ! zlat2 : resto decreases from 1 to 0 between zlat1 and zlat2 |
---|
| 289 | resto(:,:,:) = 0.e0 |
---|
| 290 | zlat0 = 10. |
---|
| 291 | zlat1 = 30. |
---|
| 292 | zlat2 = zlat1 + zlat0 |
---|
| 293 | |
---|
| 294 | ! ... Compute arrays resto ; value for internal damping : 5 days |
---|
| 295 | DO jk = 2, jpkm1 |
---|
| 296 | DO jj = 1, jpj |
---|
| 297 | DO ji = 1, jpi |
---|
| 298 | zlat = ABS( gphit(ji,jj) ) |
---|
| 299 | IF ( zlat1 <= zlat .AND. zlat <= zlat2 ) THEN |
---|
| 300 | resto(ji,jj,jk) = 0.5 * ( 1./(5.*rday) ) * & |
---|
| 301 | ( 1. - cos(rpi*(zlat2-zlat)/zlat0) ) |
---|
| 302 | ELSE IF ( zlat < zlat1 ) THEN |
---|
| 303 | resto(ji,jj,jk) = 1./(5.*rday) |
---|
| 304 | ENDIF |
---|
| 305 | END DO |
---|
| 306 | END DO |
---|
| 307 | END DO |
---|
[503] | 308 | ! |
---|
[3] | 309 | ENDIF |
---|
| 310 | |
---|
| 311 | ! ... Mask resto array |
---|
| 312 | resto(:,:,:) = resto(:,:,:) * tmask(:,:,:) |
---|
[503] | 313 | ! |
---|
[3] | 314 | END SUBROUTINE dtacof_zoom |
---|
| 315 | |
---|
[503] | 316 | |
---|
[3] | 317 | SUBROUTINE dtacof |
---|
| 318 | !!---------------------------------------------------------------------- |
---|
| 319 | !! *** ROUTINE dtacof *** |
---|
| 320 | !! |
---|
| 321 | !! ** Purpose : Compute the damping coefficient |
---|
| 322 | !! |
---|
| 323 | !! ** Method : Arrays defining the damping are computed for each grid |
---|
| 324 | !! point for temperature and salinity (resto) |
---|
| 325 | !! Damping depends on distance to coast, depth and latitude |
---|
| 326 | !! |
---|
| 327 | !! ** Action : - resto, the damping coeff. for T and S |
---|
| 328 | !!---------------------------------------------------------------------- |
---|
[473] | 329 | USE iom |
---|
[3] | 330 | USE ioipsl |
---|
[503] | 331 | !! |
---|
[473] | 332 | INTEGER :: ji, jj, jk ! dummy loop indices |
---|
| 333 | INTEGER :: itime |
---|
[32] | 334 | INTEGER :: ii0, ii1, ij0, ij1 ! " " |
---|
[503] | 335 | INTEGER :: idmp ! logical unit for file restoring damping term |
---|
| 336 | INTEGER :: icot ! logical unit for file distance to the coast |
---|
[473] | 337 | CHARACTER (len=32) :: clname3 |
---|
[503] | 338 | REAL(wp) :: zdate0, zinfl, zlon ! temporary scalars |
---|
| 339 | REAL(wp) :: zlat, zlat0, zlat1, zlat2 ! " " |
---|
| 340 | REAL(wp) :: zsdmp, zbdmp ! " " |
---|
| 341 | REAL(wp), DIMENSION(jpk) :: zhfac |
---|
| 342 | REAL(wp), DIMENSION(jpi,jpj) :: zmrs |
---|
| 343 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zdct |
---|
[3] | 344 | !!---------------------------------------------------------------------- |
---|
| 345 | |
---|
| 346 | ! ==================================== |
---|
| 347 | ! ORCA configuration : global domain |
---|
| 348 | ! ==================================== |
---|
| 349 | |
---|
| 350 | IF(lwp) WRITE(numout,*) |
---|
| 351 | IF(lwp) WRITE(numout,*) ' dtacof : Global domain of ORCA' |
---|
| 352 | IF(lwp) WRITE(numout,*) ' ------------------------------' |
---|
| 353 | |
---|
| 354 | ! ... Initialization : |
---|
| 355 | ! zdct() : distant to the coastline |
---|
| 356 | ! resto() : array of restoring coeff. on T and S |
---|
| 357 | |
---|
| 358 | resto(:,:,:) = 0.e0 |
---|
| 359 | |
---|
| 360 | IF ( ndmp > 0 ) THEN |
---|
| 361 | |
---|
| 362 | ! ------------------------------------ |
---|
| 363 | ! Damping poleward of 'ndmp' degrees |
---|
| 364 | ! ------------------------------------ |
---|
| 365 | |
---|
| 366 | IF(lwp) WRITE(numout,*) |
---|
| 367 | IF(lwp) WRITE(numout,*) ' Damping poleward of ', ndmp,' deg.' |
---|
| 368 | IF(lwp) WRITE(numout,*) |
---|
| 369 | |
---|
| 370 | ! ... Distance to coast (zdct) |
---|
| 371 | |
---|
[473] | 372 | IF(lwp) WRITE(numout,*) |
---|
| 373 | IF(lwp) WRITE(numout,*) ' dtacof : distance to coast file' |
---|
| 374 | CALL iom_open ( 'dist.coast.nc', icot ) |
---|
| 375 | IF( icot > 0 ) THEN |
---|
| 376 | CALL iom_get ( icot, jpdom_data, 'Tcoast', zdct ) |
---|
| 377 | CALL iom_close (icot) |
---|
[3] | 378 | ELSE |
---|
| 379 | ! ... Compute and save the distance-to-coast array (output in zdct) |
---|
[473] | 380 | CALL cofdis( zdct ) |
---|
[3] | 381 | ENDIF |
---|
| 382 | |
---|
| 383 | ! ... Compute arrays resto |
---|
| 384 | ! zinfl : distance of influence for damping term |
---|
| 385 | ! zlat0 : latitude strip where resto decreases |
---|
| 386 | ! zlat1 : resto = 0 between -zlat1 and zlat1 |
---|
| 387 | ! zlat2 : resto increases from 0 to 1 between |zlat1| and |zlat2| |
---|
| 388 | ! and resto = 1 between |zlat2| and 90 deg. |
---|
| 389 | zinfl = 1000.e3 |
---|
| 390 | zlat0 = 10 |
---|
| 391 | zlat1 = ndmp |
---|
| 392 | zlat2 = zlat1 + zlat0 |
---|
| 393 | |
---|
| 394 | DO jj = 1, jpj |
---|
| 395 | DO ji = 1, jpi |
---|
| 396 | zlat = ABS( gphit(ji,jj) ) |
---|
| 397 | IF ( zlat1 <= zlat .AND. zlat <= zlat2 ) THEN |
---|
| 398 | resto(ji,jj,1) = 0.5 * ( 1. - cos(rpi*(zlat-zlat1)/zlat0 ) ) |
---|
| 399 | ELSEIF ( zlat > zlat2 ) THEN |
---|
| 400 | resto(ji,jj,1) = 1. |
---|
| 401 | ENDIF |
---|
| 402 | END DO |
---|
| 403 | END DO |
---|
| 404 | |
---|
| 405 | ! ... North Indian ocean (20N/30N x 45E/100E) : resto=0 |
---|
| 406 | IF ( ndmp == 20 ) THEN |
---|
| 407 | DO jj = 1, jpj |
---|
| 408 | DO ji = 1, jpi |
---|
| 409 | zlat = gphit(ji,jj) |
---|
| 410 | zlon = MOD( glamt(ji,jj), 360. ) |
---|
| 411 | IF ( zlat1 < zlat .AND. zlat < zlat2 .AND. & |
---|
| 412 | 45. < zlon .AND. zlon < 100. ) THEN |
---|
| 413 | resto(ji,jj,1) = 0. |
---|
| 414 | ENDIF |
---|
| 415 | END DO |
---|
| 416 | END DO |
---|
| 417 | ENDIF |
---|
| 418 | |
---|
| 419 | zsdmp = 1./(sdmp * rday) |
---|
| 420 | zbdmp = 1./(bdmp * rday) |
---|
| 421 | DO jk = 2, jpkm1 |
---|
| 422 | DO jj = 1, jpj |
---|
| 423 | DO ji = 1, jpi |
---|
[61] | 424 | zdct(ji,jj,jk) = MIN( zinfl, zdct(ji,jj,jk) ) |
---|
[3] | 425 | ! ... Decrease the value in the vicinity of the coast |
---|
[503] | 426 | resto(ji,jj,jk) = resto(ji,jj,1) * 0.5 * ( 1. - COS( rpi*zdct(ji,jj,jk)/zinfl) ) |
---|
[3] | 427 | ! ... Vertical variation from zsdmp (sea surface) to zbdmp (bottom) |
---|
[503] | 428 | resto(ji,jj,jk) = resto(ji,jj,jk) * ( zbdmp + (zsdmp-zbdmp)*EXP(-fsdept(ji,jj,jk)/hdmp) ) |
---|
[3] | 429 | END DO |
---|
| 430 | END DO |
---|
| 431 | END DO |
---|
[503] | 432 | ! |
---|
[3] | 433 | ENDIF |
---|
| 434 | |
---|
| 435 | |
---|
| 436 | IF( cp_cfg == "orca" .AND. ( ndmp > 0 .OR. ndmp == -1 ) ) THEN |
---|
| 437 | |
---|
| 438 | ! ! ========================= |
---|
| 439 | ! ! Med and Red Sea damping |
---|
| 440 | ! ! ========================= |
---|
| 441 | IF(lwp)WRITE(numout,*) |
---|
| 442 | IF(lwp)WRITE(numout,*) ' ORCA configuration: Damping in Med and Red Seas' |
---|
| 443 | |
---|
| 444 | |
---|
| 445 | zmrs(:,:) = 0.e0 ! damping term on the Med or Red Sea |
---|
| 446 | |
---|
| 447 | SELECT CASE ( jp_cfg ) |
---|
| 448 | ! ! ======================= |
---|
| 449 | CASE ( 4 ) ! ORCA_R4 configuration |
---|
| 450 | ! ! ======================= |
---|
| 451 | ! Mediterranean Sea |
---|
[32] | 452 | ij0 = 50 ; ij1 = 56 |
---|
| 453 | ii0 = 81 ; ii1 = 91 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
| 454 | ij0 = 50 ; ij1 = 55 |
---|
[163] | 455 | ii0 = 75 ; ii1 = 80 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
[32] | 456 | ij0 = 52 ; ij1 = 53 |
---|
| 457 | ii0 = 70 ; ii1 = 74 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
[3] | 458 | ! Smooth transition from 0 at surface to 1./rday at the 18th level in Med and Red Sea |
---|
| 459 | DO jk = 1, 17 |
---|
| 460 | zhfac (jk) = 0.5*( 1.- COS( rpi*(jk-1)/16. ) ) / rday |
---|
| 461 | END DO |
---|
| 462 | DO jk = 18, jpkm1 |
---|
| 463 | zhfac (jk) = 1./rday |
---|
| 464 | END DO |
---|
| 465 | ! ! ======================= |
---|
| 466 | CASE ( 2 ) ! ORCA_R2 configuration |
---|
| 467 | ! ! ======================= |
---|
| 468 | ! Mediterranean Sea |
---|
[32] | 469 | ij0 = 96 ; ij1 = 110 |
---|
| 470 | ii0 = 157 ; ii1 = 181 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
| 471 | ij0 = 100 ; ij1 = 110 |
---|
| 472 | ii0 = 144 ; ii1 = 156 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
| 473 | ij0 = 100 ; ij1 = 103 |
---|
| 474 | ii0 = 139 ; ii1 = 143 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
[3] | 475 | ! Decrease before Gibraltar Strait |
---|
[32] | 476 | ij0 = 101 ; ij1 = 102 |
---|
| 477 | ii0 = 139 ; ii1 = 141 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.e0 |
---|
| 478 | ii0 = 142 ; ii1 = 142 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 / 90.e0 |
---|
| 479 | ii0 = 143 ; ii1 = 143 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.40e0 |
---|
| 480 | ii0 = 144 ; ii1 = 144 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.75e0 |
---|
[3] | 481 | ! Red Sea |
---|
[32] | 482 | ij0 = 87 ; ij1 = 96 |
---|
| 483 | ii0 = 147 ; ii1 = 163 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
[3] | 484 | ! Decrease before Bab el Mandeb Strait |
---|
[32] | 485 | ij0 = 91 ; ij1 = 91 |
---|
| 486 | ii0 = 153 ; ii1 = 160 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.80e0 |
---|
| 487 | ij0 = 90 ; ij1 = 90 |
---|
| 488 | ii0 = 153 ; ii1 = 160 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.40e0 |
---|
| 489 | ij0 = 89 ; ij1 = 89 |
---|
| 490 | ii0 = 158 ; ii1 = 160 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 / 90.e0 |
---|
| 491 | ij0 = 88 ; ij1 = 88 |
---|
| 492 | ii0 = 160 ; ii1 = 163 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.e0 |
---|
[3] | 493 | ! Smooth transition from 0 at surface to 1./rday at the 18th level in Med and Red Sea |
---|
| 494 | DO jk = 1, 17 |
---|
| 495 | zhfac (jk) = 0.5*( 1.- COS( rpi*(jk-1)/16. ) ) / rday |
---|
| 496 | END DO |
---|
| 497 | DO jk = 18, jpkm1 |
---|
| 498 | zhfac (jk) = 1./rday |
---|
| 499 | END DO |
---|
| 500 | ! ! ======================= |
---|
| 501 | CASE ( 05 ) ! ORCA_R05 configuration |
---|
| 502 | ! ! ======================= |
---|
| 503 | ! Mediterranean Sea |
---|
| 504 | ii0 = 568 ; ii1 = 574 |
---|
| 505 | ij0 = 324 ; ij1 = 333 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
[61] | 506 | ii0 = 575 ; ii1 = 658 |
---|
[3] | 507 | ij0 = 314 ; ij1 = 366 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
| 508 | ! Black Sea (remaining part |
---|
| 509 | ii0 = 641 ; ii1 = 651 |
---|
| 510 | ij0 = 367 ; ij1 = 372 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
| 511 | ! Decrease before Gibraltar Strait |
---|
[225] | 512 | ij0 = 324 ; ij1 = 333 |
---|
| 513 | ii0 = 565 ; ii1 = 565 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 / 90.e0 |
---|
| 514 | ii0 = 566 ; ii1 = 566 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.40 |
---|
| 515 | ii0 = 567 ; ii1 = 567 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 0.75 |
---|
[3] | 516 | ! Red Sea |
---|
| 517 | ii0 = 641 ; ii1 = 665 |
---|
| 518 | ij0 = 270 ; ij1 = 310 ; zmrs( mi0(ii0):mi1(ii1) , mj0(ij0):mj1(ij1) ) = 1.e0 |
---|
| 519 | ! Decrease before Bab el Mandeb Strait |
---|
| 520 | ii0 = 666 ; ii1 = 675 |
---|
| 521 | ij0 = 270 ; ij1 = 290 |
---|
| 522 | DO ji = mi0(ii0), mi1(ii1) |
---|
| 523 | zmrs( ji , mj0(ij0):mj1(ij1) ) = 0.1 * ABS( FLOAT(ji - mi1(ii1)) ) |
---|
| 524 | END DO |
---|
| 525 | zsdmp = 1./(sdmp * rday) |
---|
| 526 | zbdmp = 1./(bdmp * rday) |
---|
| 527 | DO jk = 1, jpk |
---|
| 528 | zhfac (jk) = ( zbdmp + (zsdmp-zbdmp) * EXP(-fsdept(1,1,jk)/hdmp) ) |
---|
| 529 | END DO |
---|
| 530 | ! ! ======================== |
---|
| 531 | CASE ( 025 ) ! ORCA_R025 configuration |
---|
| 532 | ! ! ======================== |
---|
[473] | 533 | CALL ctl_stop( ' Not yet implemented in ORCA_R025' ) |
---|
[503] | 534 | ! |
---|
[3] | 535 | END SELECT |
---|
| 536 | |
---|
| 537 | DO jk = 1, jpkm1 |
---|
| 538 | resto(:,:,jk) = zmrs(:,:) * zhfac(jk) + ( 1. - zmrs(:,:) ) * resto(:,:,jk) |
---|
| 539 | END DO |
---|
| 540 | |
---|
| 541 | ! Mask resto array and set to 0 first and last levels |
---|
| 542 | resto(:,:, : ) = resto(:,:,:) * tmask(:,:,:) |
---|
| 543 | resto(:,:, 1 ) = 0.e0 |
---|
| 544 | resto(:,:,jpk) = 0.e0 |
---|
| 545 | |
---|
| 546 | ELSE |
---|
| 547 | ! ------------ |
---|
| 548 | ! No damping |
---|
| 549 | ! ------------ |
---|
[473] | 550 | CALL ctl_stop( 'Choose a correct value of ndmp or DO NOT defined key_tradmp' ) |
---|
[3] | 551 | ENDIF |
---|
| 552 | |
---|
| 553 | ! ---------------------------- |
---|
| 554 | ! Create Print damping array |
---|
| 555 | ! ---------------------------- |
---|
| 556 | |
---|
| 557 | ! ndmpf : = 1 create a damping.coeff NetCDF file |
---|
| 558 | |
---|
| 559 | IF( ndmpf == 1 ) THEN |
---|
| 560 | IF(lwp) WRITE(numout,*) ' create damping.coeff.nc file' |
---|
| 561 | itime = 0 |
---|
| 562 | clname3 = 'damping.coeff' |
---|
[473] | 563 | CALL ymds2ju( 0 , 1 , 1 , 0.e0 , zdate0 ) |
---|
| 564 | CALL restini( 'NONE', jpi , jpj , glamt, gphit, & |
---|
[503] | 565 | & jpk , gdept_0, clname3, itime, zdate0, & |
---|
| 566 | & rdt , idmp, domain_id=nidom ) |
---|
[3] | 567 | CALL restput( idmp, 'Resto', jpi, jpj, jpk, & |
---|
[503] | 568 | & 0 , resto ) |
---|
[3] | 569 | CALL restclo( idmp ) |
---|
| 570 | ENDIF |
---|
[503] | 571 | ! |
---|
[3] | 572 | END SUBROUTINE dtacof |
---|
| 573 | |
---|
| 574 | |
---|
[473] | 575 | SUBROUTINE cofdis( pdct ) |
---|
[3] | 576 | !!---------------------------------------------------------------------- |
---|
| 577 | !! *** ROUTINE cofdis *** |
---|
| 578 | !! |
---|
| 579 | !! ** Purpose : Compute the distance between ocean T-points and the |
---|
| 580 | !! ocean model coastlines. Save the distance in a NetCDF file. |
---|
| 581 | !! |
---|
| 582 | !! ** Method : For each model level, the distance-to-coast is |
---|
| 583 | !! computed as follows : |
---|
| 584 | !! - The coastline is defined as the serie of U-,V-,F-points |
---|
| 585 | !! that are at the ocean-land bound. |
---|
| 586 | !! - For each ocean T-point, the distance-to-coast is then |
---|
| 587 | !! computed as the smallest distance (on the sphere) between the |
---|
| 588 | !! T-point and all the coastline points. |
---|
| 589 | !! - For land T-points, the distance-to-coast is set to zero. |
---|
| 590 | !! C A U T I O N : Computation not yet implemented in mpp case. |
---|
| 591 | !! |
---|
| 592 | !! ** Action : - pdct, distance to the coastline (argument) |
---|
| 593 | !! - NetCDF file 'dist.coast.nc' |
---|
| 594 | !!---------------------------------------------------------------------- |
---|
[503] | 595 | USE ioipsl ! IOipsl librairy |
---|
| 596 | !! |
---|
| 597 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT( out ) :: pdct ! distance to the coastline |
---|
| 598 | !! |
---|
| 599 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
---|
| 600 | INTEGER :: iju, ijt ! temporary integers |
---|
| 601 | INTEGER :: icoast, itime |
---|
| 602 | INTEGER :: icot ! logical unit for file distance to the coast |
---|
| 603 | LOGICAL, DIMENSION(jpi,jpj) :: llcotu, llcotv, llcotf ! ??? |
---|
[3] | 604 | CHARACTER (len=32) :: clname |
---|
| 605 | REAL(wp) :: zdate0 |
---|
[503] | 606 | REAL(wp), DIMENSION(jpi,jpj) :: zxt, zyt, zzt, zmask ! cartesian coordinates for T-points |
---|
| 607 | REAL(wp), DIMENSION(3*jpi*jpj) :: zxc, zyc, zzc, zdis ! temporary workspace |
---|
[3] | 608 | !!---------------------------------------------------------------------- |
---|
| 609 | |
---|
| 610 | ! 0. Initialization |
---|
| 611 | ! ----------------- |
---|
| 612 | IF(lwp) WRITE(numout,*) |
---|
| 613 | IF(lwp) WRITE(numout,*) 'cofdis : compute the distance to coastline' |
---|
| 614 | IF(lwp) WRITE(numout,*) '~~~~~~' |
---|
| 615 | IF(lwp) WRITE(numout,*) |
---|
[473] | 616 | IF( lk_mpp ) & |
---|
| 617 | & CALL ctl_stop(' Computation not yet implemented with key_mpp_...', & |
---|
| 618 | & ' Rerun the code on another computer or ', & |
---|
| 619 | & ' create the "dist.coast.nc" file using IDL' ) |
---|
[3] | 620 | |
---|
| 621 | pdct(:,:,:) = 0.e0 |
---|
| 622 | zxt(:,:) = cos( rad * gphit(:,:) ) * cos( rad * glamt(:,:) ) |
---|
| 623 | zyt(:,:) = cos( rad * gphit(:,:) ) * sin( rad * glamt(:,:) ) |
---|
| 624 | zzt(:,:) = sin( rad * gphit(:,:) ) |
---|
| 625 | |
---|
| 626 | |
---|
| 627 | ! 1. Loop on vertical levels |
---|
| 628 | ! -------------------------- |
---|
| 629 | ! ! =============== |
---|
| 630 | DO jk = 1, jpkm1 ! Horizontal slab |
---|
| 631 | ! ! =============== |
---|
| 632 | ! Define the coastline points (U, V and F) |
---|
| 633 | DO jj = 2, jpjm1 |
---|
| 634 | DO ji = 2, jpim1 |
---|
[163] | 635 | zmask(ji,jj) = ( tmask(ji,jj+1,jk) + tmask(ji+1,jj+1,jk) & |
---|
| 636 | & + tmask(ji,jj ,jk) + tmask(ji+1,jj ,jk) ) |
---|
| 637 | llcotu(ji,jj) = ( tmask(ji,jj, jk) + tmask(ji+1,jj ,jk) == 1. ) |
---|
| 638 | llcotv(ji,jj) = ( tmask(ji,jj ,jk) + tmask(ji ,jj+1,jk) == 1. ) |
---|
| 639 | llcotf(ji,jj) = ( zmask(ji,jj) > 0. ) .AND. ( zmask(ji,jj) < 4. ) |
---|
[3] | 640 | END DO |
---|
| 641 | END DO |
---|
| 642 | |
---|
| 643 | ! Lateral boundaries conditions |
---|
| 644 | llcotu(:, 1 ) = umask(:, 2 ,jk) == 1 |
---|
| 645 | llcotu(:,jpj) = umask(:,jpjm1,jk) == 1 |
---|
| 646 | llcotv(:, 1 ) = vmask(:, 2 ,jk) == 1 |
---|
| 647 | llcotv(:,jpj) = vmask(:,jpjm1,jk) == 1 |
---|
| 648 | llcotf(:, 1 ) = fmask(:, 2 ,jk) == 1 |
---|
| 649 | llcotf(:,jpj) = fmask(:,jpjm1,jk) == 1 |
---|
| 650 | |
---|
| 651 | IF( nperio == 1 .OR. nperio == 4 .OR. nperio == 6 ) THEN |
---|
| 652 | llcotu( 1 ,:) = llcotu(jpim1,:) |
---|
| 653 | llcotu(jpi,:) = llcotu( 2 ,:) |
---|
| 654 | llcotv( 1 ,:) = llcotv(jpim1,:) |
---|
| 655 | llcotv(jpi,:) = llcotv( 2 ,:) |
---|
| 656 | llcotf( 1 ,:) = llcotf(jpim1,:) |
---|
| 657 | llcotf(jpi,:) = llcotf( 2 ,:) |
---|
| 658 | ELSE |
---|
| 659 | llcotu( 1 ,:) = umask( 2 ,:,jk) == 1 |
---|
| 660 | llcotu(jpi,:) = umask(jpim1,:,jk) == 1 |
---|
| 661 | llcotv( 1 ,:) = vmask( 2 ,:,jk) == 1 |
---|
| 662 | llcotv(jpi,:) = vmask(jpim1,:,jk) == 1 |
---|
| 663 | llcotf( 1 ,:) = fmask( 2 ,:,jk) == 1 |
---|
| 664 | llcotf(jpi,:) = fmask(jpim1,:,jk) == 1 |
---|
| 665 | ENDIF |
---|
| 666 | IF( nperio == 3 .OR. nperio == 4 ) THEN |
---|
| 667 | DO ji = 1, jpim1 |
---|
| 668 | iju = jpi - ji + 1 |
---|
| 669 | llcotu(ji,jpj ) = llcotu(iju,jpj-2) |
---|
[473] | 670 | llcotf(ji,jpjm1) = llcotf(iju,jpj-2) |
---|
[3] | 671 | llcotf(ji,jpj ) = llcotf(iju,jpj-3) |
---|
| 672 | END DO |
---|
[473] | 673 | DO ji = jpi/2, jpim1 |
---|
[3] | 674 | iju = jpi - ji + 1 |
---|
| 675 | llcotu(ji,jpjm1) = llcotu(iju,jpjm1) |
---|
| 676 | END DO |
---|
| 677 | DO ji = 2, jpi |
---|
| 678 | ijt = jpi - ji + 2 |
---|
[473] | 679 | llcotv(ji,jpjm1) = llcotv(ijt,jpj-2) |
---|
[3] | 680 | llcotv(ji,jpj ) = llcotv(ijt,jpj-3) |
---|
| 681 | END DO |
---|
| 682 | ENDIF |
---|
| 683 | IF( nperio == 5 .OR. nperio == 6 ) THEN |
---|
| 684 | DO ji = 1, jpim1 |
---|
| 685 | iju = jpi - ji |
---|
[473] | 686 | llcotu(ji,jpj ) = llcotu(iju,jpjm1) |
---|
[3] | 687 | llcotf(ji,jpj ) = llcotf(iju,jpj-2) |
---|
| 688 | END DO |
---|
[473] | 689 | DO ji = jpi/2, jpim1 |
---|
[3] | 690 | iju = jpi - ji |
---|
| 691 | llcotf(ji,jpjm1) = llcotf(iju,jpjm1) |
---|
| 692 | END DO |
---|
| 693 | DO ji = 1, jpi |
---|
| 694 | ijt = jpi - ji + 1 |
---|
[473] | 695 | llcotv(ji,jpj ) = llcotv(ijt,jpjm1) |
---|
[3] | 696 | END DO |
---|
| 697 | DO ji = jpi/2+1, jpi |
---|
| 698 | ijt = jpi - ji + 1 |
---|
| 699 | llcotv(ji,jpjm1) = llcotv(ijt,jpjm1) |
---|
| 700 | END DO |
---|
| 701 | ENDIF |
---|
| 702 | |
---|
| 703 | ! Compute cartesian coordinates of coastline points |
---|
| 704 | ! and the number of coastline points |
---|
| 705 | |
---|
| 706 | icoast = 0 |
---|
| 707 | DO jj = 1, jpj |
---|
| 708 | DO ji = 1, jpi |
---|
| 709 | IF( llcotf(ji,jj) ) THEN |
---|
| 710 | icoast = icoast + 1 |
---|
| 711 | zxc(icoast) = COS( rad*gphif(ji,jj) ) * COS( rad*glamf(ji,jj) ) |
---|
| 712 | zyc(icoast) = COS( rad*gphif(ji,jj) ) * SIN( rad*glamf(ji,jj) ) |
---|
| 713 | zzc(icoast) = SIN( rad*gphif(ji,jj) ) |
---|
| 714 | ENDIF |
---|
| 715 | IF( llcotu(ji,jj) ) THEN |
---|
| 716 | icoast = icoast+1 |
---|
| 717 | zxc(icoast) = COS( rad*gphiu(ji,jj) ) * COS( rad*glamu(ji,jj) ) |
---|
| 718 | zyc(icoast) = COS( rad*gphiu(ji,jj) ) * SIN( rad*glamu(ji,jj) ) |
---|
| 719 | zzc(icoast) = SIN( rad*gphiu(ji,jj) ) |
---|
| 720 | ENDIF |
---|
| 721 | IF( llcotv(ji,jj) ) THEN |
---|
| 722 | icoast = icoast+1 |
---|
| 723 | zxc(icoast) = COS( rad*gphiv(ji,jj) ) * COS( rad*glamv(ji,jj) ) |
---|
| 724 | zyc(icoast) = COS( rad*gphiv(ji,jj) ) * SIN( rad*glamv(ji,jj) ) |
---|
| 725 | zzc(icoast) = SIN( rad*gphiv(ji,jj) ) |
---|
| 726 | ENDIF |
---|
| 727 | END DO |
---|
| 728 | END DO |
---|
| 729 | |
---|
| 730 | ! Distance for the T-points |
---|
| 731 | |
---|
| 732 | DO jj = 1, jpj |
---|
| 733 | DO ji = 1, jpi |
---|
| 734 | IF( tmask(ji,jj,jk) == 0. ) THEN |
---|
| 735 | pdct(ji,jj,jk) = 0. |
---|
| 736 | ELSE |
---|
| 737 | DO jl = 1, icoast |
---|
| 738 | zdis(jl) = ( zxt(ji,jj) - zxc(jl) )**2 & |
---|
[503] | 739 | & + ( zyt(ji,jj) - zyc(jl) )**2 & |
---|
| 740 | & + ( zzt(ji,jj) - zzc(jl) )**2 |
---|
[3] | 741 | END DO |
---|
| 742 | pdct(ji,jj,jk) = ra * SQRT( MINVAL( zdis(1:icoast) ) ) |
---|
| 743 | ENDIF |
---|
| 744 | END DO |
---|
| 745 | END DO |
---|
| 746 | ! ! =============== |
---|
| 747 | END DO ! End of slab |
---|
| 748 | ! ! =============== |
---|
| 749 | |
---|
| 750 | |
---|
| 751 | ! 2. Create the distance to the coast file in NetCDF format |
---|
| 752 | ! ---------------------------------------------------------- |
---|
| 753 | clname = 'dist.coast' |
---|
| 754 | itime = 0 |
---|
[473] | 755 | CALL ymds2ju( 0 , 1 , 1 , 0.e0 , zdate0 ) |
---|
| 756 | CALL restini( 'NONE', jpi , jpj , glamt, gphit , & |
---|
[503] | 757 | & jpk , gdept_0, clname, itime, zdate0, & |
---|
| 758 | & rdt , icot ) |
---|
[3] | 759 | CALL restput( icot, 'Tcoast', jpi, jpj, jpk, 0, pdct ) |
---|
| 760 | CALL restclo( icot ) |
---|
| 761 | |
---|
| 762 | END SUBROUTINE cofdis |
---|
| 763 | |
---|
| 764 | #else |
---|
| 765 | !!---------------------------------------------------------------------- |
---|
| 766 | !! Default key NO internal damping |
---|
| 767 | !!---------------------------------------------------------------------- |
---|
[32] | 768 | LOGICAL , PUBLIC, PARAMETER :: lk_tradmp = .FALSE. !: internal damping flag |
---|
[3] | 769 | CONTAINS |
---|
| 770 | SUBROUTINE tra_dmp( kt ) ! Empty routine |
---|
[32] | 771 | WRITE(*,*) 'tra_dmp: You should not have seen this print! error?', kt |
---|
[3] | 772 | END SUBROUTINE tra_dmp |
---|
| 773 | #endif |
---|
| 774 | |
---|
| 775 | !!====================================================================== |
---|
| 776 | END MODULE tradmp |
---|