[3] | 1 | MODULE diahth |
---|
| 2 | !!====================================================================== |
---|
| 3 | !! *** MODULE diahth *** |
---|
| 4 | !! Ocean diagnostics: thermocline and 20 degree depth |
---|
| 5 | !!====================================================================== |
---|
[1485] | 6 | !! History : OPA ! 1994-09 (J.-P. Boulanger) Original code |
---|
| 7 | !! ! 1996-11 (E. Guilyardi) OPA8 |
---|
| 8 | !! ! 1997-08 (G. Madec) optimization |
---|
| 9 | !! ! 1999-07 (E. Guilyardi) hd28 + heat content |
---|
[5836] | 10 | !! NEMO 1.0 ! 2002-06 (G. Madec) F90: Free form and module |
---|
| 11 | !! 3.2 ! 2009-07 (S. Masson) hc300 bugfix + cleaning + add new diag |
---|
[1485] | 12 | !!---------------------------------------------------------------------- |
---|
[1577] | 13 | !! dia_hth : Compute varius diagnostics associated with the mixed layer |
---|
[3] | 14 | !!---------------------------------------------------------------------- |
---|
| 15 | USE oce ! ocean dynamics and tracers |
---|
| 16 | USE dom_oce ! ocean space and time domain |
---|
| 17 | USE phycst ! physical constants |
---|
[6140] | 18 | ! |
---|
[3] | 19 | USE in_out_manager ! I/O manager |
---|
[2715] | 20 | USE lib_mpp ! MPP library |
---|
[2528] | 21 | USE iom ! I/O library |
---|
[3294] | 22 | USE timing ! preformance summary |
---|
[3] | 23 | |
---|
| 24 | IMPLICIT NONE |
---|
| 25 | PRIVATE |
---|
| 26 | |
---|
[2715] | 27 | PUBLIC dia_hth ! routine called by step.F90 |
---|
| 28 | PUBLIC dia_hth_alloc ! routine called by nemogcm.F90 |
---|
[3] | 29 | |
---|
[12193] | 30 | LOGICAL, SAVE :: l_hth !: thermocline-20d depths flag |
---|
[6140] | 31 | |
---|
[1577] | 32 | ! note: following variables should move to local variables once iom_put is always used |
---|
[2715] | 33 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hth !: depth of the max vertical temperature gradient [m] |
---|
| 34 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hd20 !: depth of 20 C isotherm [m] |
---|
[12193] | 35 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hd26 !: depth of 26 C isotherm [m] |
---|
[2715] | 36 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: hd28 !: depth of 28 C isotherm [m] |
---|
| 37 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: htc3 !: heat content of first 300 m [W] |
---|
[12193] | 38 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: htc7 !: heat content of first 700 m [W] |
---|
| 39 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: htc20 !: heat content of first 2000 m [W] |
---|
[3] | 40 | |
---|
[12193] | 41 | |
---|
[12340] | 42 | !! * Substitutions |
---|
| 43 | # include "do_loop_substitute.h90" |
---|
[3] | 44 | !!---------------------------------------------------------------------- |
---|
[9598] | 45 | !! NEMO/OCE 4.0 , NEMO Consortium (2018) |
---|
[1152] | 46 | !! $Id$ |
---|
[10068] | 47 | !! Software governed by the CeCILL license (see ./LICENSE) |
---|
[3] | 48 | !!---------------------------------------------------------------------- |
---|
| 49 | CONTAINS |
---|
| 50 | |
---|
[2715] | 51 | FUNCTION dia_hth_alloc() |
---|
| 52 | !!--------------------------------------------------------------------- |
---|
| 53 | INTEGER :: dia_hth_alloc |
---|
| 54 | !!--------------------------------------------------------------------- |
---|
| 55 | ! |
---|
[12193] | 56 | ALLOCATE( hth(jpi,jpj), hd20(jpi,jpj), hd26(jpi,jpj), hd28(jpi,jpj), & |
---|
| 57 | & htc3(jpi,jpj), htc7(jpi,jpj), htc20(jpi,jpj), STAT=dia_hth_alloc ) |
---|
[2715] | 58 | ! |
---|
[10425] | 59 | CALL mpp_sum ( 'diahth', dia_hth_alloc ) |
---|
| 60 | IF(dia_hth_alloc /= 0) CALL ctl_stop( 'STOP', 'dia_hth_alloc: failed to allocate arrays.' ) |
---|
[2715] | 61 | ! |
---|
| 62 | END FUNCTION dia_hth_alloc |
---|
| 63 | |
---|
| 64 | |
---|
[11949] | 65 | SUBROUTINE dia_hth( kt, Kmm ) |
---|
[3] | 66 | !!--------------------------------------------------------------------- |
---|
| 67 | !! *** ROUTINE dia_hth *** |
---|
| 68 | !! |
---|
[1577] | 69 | !! ** Purpose : Computes |
---|
| 70 | !! the mixing layer depth (turbocline): avt = 5.e-4 |
---|
| 71 | !! the depth of strongest vertical temperature gradient |
---|
| 72 | !! the mixed layer depth with density criteria: rho = rho(10m or surf) + 0.03(or 0.01) |
---|
| 73 | !! the mixed layer depth with temperature criteria: abs( tn - tn(10m) ) = 0.2 |
---|
| 74 | !! the top of the thermochine: tn = tn(10m) - ztem2 |
---|
| 75 | !! the pycnocline depth with density criteria equivalent to a temperature variation |
---|
| 76 | !! rho = rho10m + (dr/dT)(T,S,10m)*(-0.2 degC) |
---|
| 77 | !! the barrier layer thickness |
---|
| 78 | !! the maximal verical inversion of temperature and its depth max( 0, max of tn - tn(10m) ) |
---|
| 79 | !! the depth of the 20 degree isotherm (linear interpolation) |
---|
| 80 | !! the depth of the 28 degree isotherm (linear interpolation) |
---|
| 81 | !! the heat content of first 300 m |
---|
[3] | 82 | !! |
---|
| 83 | !! ** Method : |
---|
| 84 | !!------------------------------------------------------------------- |
---|
| 85 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
---|
[11949] | 86 | INTEGER, INTENT( in ) :: Kmm ! ocean time level index |
---|
[1485] | 87 | !! |
---|
[12193] | 88 | INTEGER :: ji, jj, jk ! dummy loop arguments |
---|
| 89 | REAL(wp) :: zrho3 = 0.03_wp ! density criterion for mixed layer depth |
---|
| 90 | REAL(wp) :: zrho1 = 0.01_wp ! density criterion for mixed layer depth |
---|
| 91 | REAL(wp) :: ztem2 = 0.2_wp ! temperature criterion for mixed layer depth |
---|
| 92 | REAL(wp) :: zztmp, zzdep ! temporary scalars inside do loop |
---|
| 93 | REAL(wp) :: zu, zv, zw, zut, zvt ! temporary workspace |
---|
| 94 | REAL(wp), DIMENSION(jpi,jpj) :: zabs2 ! MLD: abs( tn - tn(10m) ) = ztem2 |
---|
| 95 | REAL(wp), DIMENSION(jpi,jpj) :: ztm2 ! Top of thermocline: tn = tn(10m) - ztem2 |
---|
| 96 | REAL(wp), DIMENSION(jpi,jpj) :: zrho10_3 ! MLD: rho = rho10m + zrho3 |
---|
| 97 | REAL(wp), DIMENSION(jpi,jpj) :: zpycn ! pycnocline: rho = rho10m + (dr/dT)(T,S,10m)*(-0.2 degC) |
---|
| 98 | REAL(wp), DIMENSION(jpi,jpj) :: ztinv ! max of temperature inversion |
---|
| 99 | REAL(wp), DIMENSION(jpi,jpj) :: zdepinv ! depth of temperature inversion |
---|
| 100 | REAL(wp), DIMENSION(jpi,jpj) :: zrho0_3 ! MLD rho = rho(surf) = 0.03 |
---|
| 101 | REAL(wp), DIMENSION(jpi,jpj) :: zrho0_1 ! MLD rho = rho(surf) = 0.01 |
---|
| 102 | REAL(wp), DIMENSION(jpi,jpj) :: zmaxdzT ! max of dT/dz |
---|
| 103 | REAL(wp), DIMENSION(jpi,jpj) :: zdelr ! delta rho equivalent to deltaT = 0.2 |
---|
[3] | 104 | !!---------------------------------------------------------------------- |
---|
[9124] | 105 | IF( ln_timing ) CALL timing_start('dia_hth') |
---|
[3] | 106 | |
---|
| 107 | IF( kt == nit000 ) THEN |
---|
[12193] | 108 | l_hth = .FALSE. |
---|
| 109 | IF( iom_use( 'mlddzt' ) .OR. iom_use( 'mldr0_3' ) .OR. iom_use( 'mldr0_1' ) .OR. & |
---|
| 110 | & iom_use( 'mld_dt02' ) .OR. iom_use( 'topthdep' ) .OR. iom_use( 'mldr10_3' ) .OR. & |
---|
| 111 | & iom_use( '20d' ) .OR. iom_use( '26d' ) .OR. iom_use( '28d' ) .OR. & |
---|
| 112 | & iom_use( 'hc300' ) .OR. iom_use( 'hc700' ) .OR. iom_use( 'hc2000' ) .OR. & |
---|
| 113 | & iom_use( 'pycndep' ) .OR. iom_use( 'tinv' ) .OR. iom_use( 'depti' ) ) l_hth = .TRUE. |
---|
[2715] | 114 | ! ! allocate dia_hth array |
---|
[12193] | 115 | IF( l_hth ) THEN |
---|
| 116 | IF( dia_hth_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'dia_hth : unable to allocate standard arrays' ) |
---|
| 117 | IF(lwp) WRITE(numout,*) |
---|
| 118 | IF(lwp) WRITE(numout,*) 'dia_hth : diagnostics of the thermocline depth' |
---|
| 119 | IF(lwp) WRITE(numout,*) '~~~~~~~ ' |
---|
| 120 | IF(lwp) WRITE(numout,*) |
---|
| 121 | ENDIF |
---|
[3] | 122 | ENDIF |
---|
| 123 | |
---|
[12193] | 124 | IF( l_hth ) THEN |
---|
| 125 | ! |
---|
| 126 | IF( iom_use( 'mlddzt' ) .OR. iom_use( 'mldr0_3' ) .OR. iom_use( 'mldr0_1' ) ) THEN |
---|
| 127 | ! initialization |
---|
| 128 | ztinv (:,:) = 0._wp |
---|
| 129 | zdepinv(:,:) = 0._wp |
---|
| 130 | zmaxdzT(:,:) = 0._wp |
---|
[12340] | 131 | DO_2D_11_11 |
---|
| 132 | zztmp = gdepw(ji,jj,mbkt(ji,jj)+1,Kmm) |
---|
| 133 | hth (ji,jj) = zztmp |
---|
| 134 | zabs2 (ji,jj) = zztmp |
---|
| 135 | ztm2 (ji,jj) = zztmp |
---|
| 136 | zrho10_3(ji,jj) = zztmp |
---|
| 137 | zpycn (ji,jj) = zztmp |
---|
| 138 | END_2D |
---|
| 139 | IF( nla10 > 1 ) THEN |
---|
| 140 | DO_2D_11_11 |
---|
[12193] | 141 | zztmp = gdepw(ji,jj,mbkt(ji,jj)+1,Kmm) |
---|
[12340] | 142 | zrho0_3(ji,jj) = zztmp |
---|
| 143 | zrho0_1(ji,jj) = zztmp |
---|
| 144 | END_2D |
---|
[12193] | 145 | ENDIF |
---|
[1577] | 146 | |
---|
[12193] | 147 | ! Preliminary computation |
---|
| 148 | ! computation of zdelr = (dr/dT)(T,S,10m)*(-0.2 degC) |
---|
[12340] | 149 | DO_2D_11_11 |
---|
| 150 | IF( tmask(ji,jj,nla10) == 1. ) THEN |
---|
| 151 | zu = 1779.50 + 11.250 * ts(ji,jj,nla10,jp_tem,Kmm) - 3.80 * ts(ji,jj,nla10,jp_sal,Kmm) & |
---|
| 152 | & - 0.0745 * ts(ji,jj,nla10,jp_tem,Kmm) * ts(ji,jj,nla10,jp_tem,Kmm) & |
---|
| 153 | & - 0.0100 * ts(ji,jj,nla10,jp_tem,Kmm) * ts(ji,jj,nla10,jp_sal,Kmm) |
---|
| 154 | zv = 5891.00 + 38.000 * ts(ji,jj,nla10,jp_tem,Kmm) + 3.00 * ts(ji,jj,nla10,jp_sal,Kmm) & |
---|
| 155 | & - 0.3750 * ts(ji,jj,nla10,jp_tem,Kmm) * ts(ji,jj,nla10,jp_tem,Kmm) |
---|
| 156 | zut = 11.25 - 0.149 * ts(ji,jj,nla10,jp_tem,Kmm) - 0.01 * ts(ji,jj,nla10,jp_sal,Kmm) |
---|
| 157 | zvt = 38.00 - 0.750 * ts(ji,jj,nla10,jp_tem,Kmm) |
---|
| 158 | zw = (zu + 0.698*zv) * (zu + 0.698*zv) |
---|
| 159 | zdelr(ji,jj) = ztem2 * (1000.*(zut*zv - zvt*zu)/zw) |
---|
| 160 | ELSE |
---|
| 161 | zdelr(ji,jj) = 0._wp |
---|
| 162 | ENDIF |
---|
| 163 | END_2D |
---|
[3] | 164 | |
---|
[12193] | 165 | ! ------------------------------------------------------------- ! |
---|
| 166 | ! thermocline depth: strongest vertical gradient of temperature ! |
---|
| 167 | ! turbocline depth (mixing layer depth): avt = zavt5 ! |
---|
| 168 | ! MLD: rho = rho(1) + zrho3 ! |
---|
| 169 | ! MLD: rho = rho(1) + zrho1 ! |
---|
| 170 | ! ------------------------------------------------------------- ! |
---|
[12340] | 171 | DO_3DS_11_11( jpkm1, 2, -1 ) |
---|
| 172 | ! |
---|
| 173 | zzdep = gdepw(ji,jj,jk,Kmm) |
---|
| 174 | zztmp = ( ts(ji,jj,jk-1,jp_tem,Kmm) - ts(ji,jj,jk,jp_tem,Kmm) ) & |
---|
| 175 | & / zzdep * tmask(ji,jj,jk) ! vertical gradient of temperature (dT/dz) |
---|
| 176 | zzdep = zzdep * tmask(ji,jj,1) |
---|
[1577] | 177 | |
---|
[12340] | 178 | IF( zztmp > zmaxdzT(ji,jj) ) THEN |
---|
| 179 | zmaxdzT(ji,jj) = zztmp |
---|
| 180 | hth (ji,jj) = zzdep ! max and depth of dT/dz |
---|
| 181 | ENDIF |
---|
[12193] | 182 | |
---|
[12340] | 183 | IF( nla10 > 1 ) THEN |
---|
| 184 | zztmp = rhop(ji,jj,jk) - rhop(ji,jj,1) ! delta rho(1) |
---|
| 185 | IF( zztmp > zrho3 ) zrho0_3(ji,jj) = zzdep ! > 0.03 |
---|
| 186 | IF( zztmp > zrho1 ) zrho0_1(ji,jj) = zzdep ! > 0.01 |
---|
| 187 | ENDIF |
---|
| 188 | END_3D |
---|
| 189 | |
---|
[12193] | 190 | CALL iom_put( 'mlddzt', hth ) ! depth of the thermocline |
---|
| 191 | IF( nla10 > 1 ) THEN |
---|
| 192 | CALL iom_put( 'mldr0_3', zrho0_3 ) ! MLD delta rho(surf) = 0.03 |
---|
| 193 | CALL iom_put( 'mldr0_1', zrho0_1 ) ! MLD delta rho(surf) = 0.01 |
---|
| 194 | ENDIF |
---|
| 195 | ! |
---|
| 196 | ENDIF |
---|
| 197 | ! |
---|
| 198 | IF( iom_use( 'mld_dt02' ) .OR. iom_use( 'topthdep' ) .OR. iom_use( 'mldr10_3' ) .OR. & |
---|
| 199 | & iom_use( 'pycndep' ) .OR. iom_use( 'tinv' ) .OR. iom_use( 'depti' ) ) THEN |
---|
| 200 | ! ------------------------------------------------------------- ! |
---|
| 201 | ! MLD: abs( tn - tn(10m) ) = ztem2 ! |
---|
| 202 | ! Top of thermocline: tn = tn(10m) - ztem2 ! |
---|
| 203 | ! MLD: rho = rho10m + zrho3 ! |
---|
| 204 | ! pycnocline: rho = rho10m + (dr/dT)(T,S,10m)*(-0.2 degC) ! |
---|
| 205 | ! temperature inversion: max( 0, max of tn - tn(10m) ) ! |
---|
| 206 | ! depth of temperature inversion ! |
---|
| 207 | ! ------------------------------------------------------------- ! |
---|
[12340] | 208 | DO_3DS_11_11( jpkm1, nlb10, -1 ) |
---|
| 209 | ! |
---|
| 210 | zzdep = gdepw(ji,jj,jk,Kmm) * tmask(ji,jj,1) |
---|
| 211 | ! |
---|
| 212 | zztmp = ts(ji,jj,nla10,jp_tem,Kmm) - ts(ji,jj,jk,jp_tem,Kmm) ! - delta T(10m) |
---|
| 213 | IF( ABS(zztmp) > ztem2 ) zabs2 (ji,jj) = zzdep ! abs > 0.2 |
---|
| 214 | IF( zztmp > ztem2 ) ztm2 (ji,jj) = zzdep ! > 0.2 |
---|
| 215 | zztmp = -zztmp ! delta T(10m) |
---|
| 216 | IF( zztmp > ztinv(ji,jj) ) THEN ! temperature inversion |
---|
| 217 | ztinv(ji,jj) = zztmp |
---|
| 218 | zdepinv (ji,jj) = zzdep ! max value and depth |
---|
| 219 | ENDIF |
---|
[1577] | 220 | |
---|
[12340] | 221 | zztmp = rhop(ji,jj,jk) - rhop(ji,jj,nla10) ! delta rho(10m) |
---|
| 222 | IF( zztmp > zrho3 ) zrho10_3(ji,jj) = zzdep ! > 0.03 |
---|
| 223 | IF( zztmp > zdelr(ji,jj) ) zpycn (ji,jj) = zzdep ! > equi. delta T(10m) - 0.2 |
---|
| 224 | ! |
---|
| 225 | END_3D |
---|
[3] | 226 | |
---|
[12193] | 227 | CALL iom_put( 'mld_dt02', zabs2 ) ! MLD abs(delta t) - 0.2 |
---|
| 228 | CALL iom_put( 'topthdep', ztm2 ) ! T(10) - 0.2 |
---|
| 229 | CALL iom_put( 'mldr10_3', zrho10_3 ) ! MLD delta rho(10m) = 0.03 |
---|
| 230 | CALL iom_put( 'pycndep' , zpycn ) ! MLD delta rho equi. delta T(10m) = 0.2 |
---|
| 231 | CALL iom_put( 'tinv' , ztinv ) ! max. temp. inv. (t10 ref) |
---|
| 232 | CALL iom_put( 'depti' , zdepinv ) ! depth of max. temp. inv. (t10 ref) |
---|
| 233 | ! |
---|
| 234 | ENDIF |
---|
| 235 | |
---|
| 236 | ! ------------------------------- ! |
---|
| 237 | ! Depth of 20C/26C/28C isotherm ! |
---|
| 238 | ! ------------------------------- ! |
---|
| 239 | IF( iom_use ('20d') ) THEN ! depth of the 20 isotherm |
---|
| 240 | ztem2 = 20. |
---|
| 241 | CALL dia_hth_dep( Kmm, ztem2, hd20 ) |
---|
| 242 | CALL iom_put( '20d', hd20 ) |
---|
| 243 | ENDIF |
---|
| 244 | ! |
---|
| 245 | IF( iom_use ('26d') ) THEN ! depth of the 26 isotherm |
---|
| 246 | ztem2 = 26. |
---|
| 247 | CALL dia_hth_dep( Kmm, ztem2, hd26 ) |
---|
| 248 | CALL iom_put( '26d', hd26 ) |
---|
| 249 | ENDIF |
---|
| 250 | ! |
---|
| 251 | IF( iom_use ('28d') ) THEN ! depth of the 28 isotherm |
---|
| 252 | ztem2 = 28. |
---|
| 253 | CALL dia_hth_dep( Kmm, ztem2, hd28 ) |
---|
| 254 | CALL iom_put( '28d', hd28 ) |
---|
| 255 | ENDIF |
---|
| 256 | |
---|
| 257 | ! ----------------------------- ! |
---|
| 258 | ! Heat content of first 300 m ! |
---|
| 259 | ! ----------------------------- ! |
---|
| 260 | IF( iom_use ('hc300') ) THEN |
---|
| 261 | zzdep = 300. |
---|
| 262 | CALL dia_hth_htc( Kmm, zzdep, ts(:,:,:,jp_tem,Kmm), htc3 ) |
---|
| 263 | CALL iom_put( 'hc300', rau0_rcp * htc3 ) ! vertically integrated heat content (J/m2) |
---|
| 264 | ENDIF |
---|
| 265 | ! |
---|
| 266 | ! ----------------------------- ! |
---|
| 267 | ! Heat content of first 700 m ! |
---|
| 268 | ! ----------------------------- ! |
---|
| 269 | IF( iom_use ('hc700') ) THEN |
---|
| 270 | zzdep = 700. |
---|
| 271 | CALL dia_hth_htc( Kmm, zzdep, ts(:,:,:,jp_tem,Kmm), htc7 ) |
---|
| 272 | CALL iom_put( 'hc700', rau0_rcp * htc7 ) ! vertically integrated heat content (J/m2) |
---|
| 273 | |
---|
| 274 | ENDIF |
---|
| 275 | ! |
---|
| 276 | ! ----------------------------- ! |
---|
| 277 | ! Heat content of first 2000 m ! |
---|
| 278 | ! ----------------------------- ! |
---|
| 279 | IF( iom_use ('hc2000') ) THEN |
---|
| 280 | zzdep = 2000. |
---|
| 281 | CALL dia_hth_htc( Kmm, zzdep, ts(:,:,:,jp_tem,Kmm), htc20 ) |
---|
| 282 | CALL iom_put( 'hc2000', rau0_rcp * htc20 ) ! vertically integrated heat content (J/m2) |
---|
| 283 | ENDIF |
---|
| 284 | ! |
---|
| 285 | ENDIF |
---|
[1577] | 286 | |
---|
[12193] | 287 | ! |
---|
| 288 | IF( ln_timing ) CALL timing_stop('dia_hth') |
---|
| 289 | ! |
---|
| 290 | END SUBROUTINE dia_hth |
---|
[1577] | 291 | |
---|
[12193] | 292 | SUBROUTINE dia_hth_dep( Kmm, ptem, pdept ) |
---|
| 293 | ! |
---|
| 294 | INTEGER , INTENT(in) :: Kmm ! ocean time level index |
---|
| 295 | REAL(wp), INTENT(in) :: ptem |
---|
| 296 | REAL(wp), DIMENSION(jpi,jpj), INTENT(out) :: pdept |
---|
| 297 | ! |
---|
| 298 | INTEGER :: ji, jj, jk, iid |
---|
| 299 | REAL(wp) :: zztmp, zzdep |
---|
| 300 | INTEGER, DIMENSION(jpi,jpj) :: iktem |
---|
| 301 | |
---|
| 302 | ! --------------------------------------- ! |
---|
| 303 | ! search deepest level above ptem ! |
---|
| 304 | ! --------------------------------------- ! |
---|
| 305 | iktem(:,:) = 1 |
---|
[12340] | 306 | DO_3D_11_11( 1, jpkm1 ) |
---|
| 307 | zztmp = ts(ji,jj,jk,jp_tem,Kmm) |
---|
| 308 | IF( zztmp >= ptem ) iktem(ji,jj) = jk |
---|
| 309 | END_3D |
---|
[1577] | 310 | |
---|
[12193] | 311 | ! ------------------------------- ! |
---|
| 312 | ! Depth of ptem isotherm ! |
---|
| 313 | ! ------------------------------- ! |
---|
[12340] | 314 | DO_2D_11_11 |
---|
| 315 | ! |
---|
| 316 | zzdep = gdepw(ji,jj,mbkt(ji,jj)+1,Kmm) ! depth of the ocean bottom |
---|
| 317 | ! |
---|
| 318 | iid = iktem(ji,jj) |
---|
| 319 | IF( iid /= 1 ) THEN |
---|
| 320 | zztmp = gdept(ji,jj,iid ,Kmm) & ! linear interpolation |
---|
| 321 | & + ( gdept(ji,jj,iid+1,Kmm) - gdept(ji,jj,iid,Kmm) ) & |
---|
| 322 | & * ( 20.*tmask(ji,jj,iid+1) - ts(ji,jj,iid,jp_tem,Kmm) ) & |
---|
| 323 | & / ( ts(ji,jj,iid+1,jp_tem,Kmm) - ts(ji,jj,iid,jp_tem,Kmm) + (1.-tmask(ji,jj,1)) ) |
---|
| 324 | pdept(ji,jj) = MIN( zztmp , zzdep) * tmask(ji,jj,1) ! bound by the ocean depth |
---|
| 325 | ELSE |
---|
| 326 | pdept(ji,jj) = 0._wp |
---|
| 327 | ENDIF |
---|
| 328 | END_2D |
---|
[12193] | 329 | ! |
---|
| 330 | END SUBROUTINE dia_hth_dep |
---|
[3] | 331 | |
---|
| 332 | |
---|
[12193] | 333 | SUBROUTINE dia_hth_htc( Kmm, pdep, pt, phtc ) |
---|
| 334 | ! |
---|
| 335 | INTEGER , INTENT(in) :: Kmm ! ocean time level index |
---|
| 336 | REAL(wp), INTENT(in) :: pdep ! depth over the heat content |
---|
| 337 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in) :: pt |
---|
| 338 | REAL(wp), DIMENSION(jpi,jpj), INTENT(inout) :: phtc |
---|
| 339 | ! |
---|
| 340 | INTEGER :: ji, jj, jk, ik |
---|
| 341 | REAL(wp), DIMENSION(jpi,jpj) :: zthick |
---|
| 342 | INTEGER , DIMENSION(jpi,jpj) :: ilevel |
---|
| 343 | |
---|
| 344 | |
---|
[1484] | 345 | ! surface boundary condition |
---|
[12193] | 346 | |
---|
| 347 | IF( .NOT. ln_linssh ) THEN ; zthick(:,:) = 0._wp ; phtc(:,:) = 0._wp |
---|
| 348 | ELSE ; zthick(:,:) = ssh(:,:,Kmm) ; phtc(:,:) = pt(:,:,1) * ssh(:,:,Kmm) * tmask(:,:,1) |
---|
[1484] | 349 | ENDIF |
---|
[12193] | 350 | ! |
---|
| 351 | ilevel(:,:) = 1 |
---|
[12340] | 352 | DO_3D_11_11( 2, jpkm1 ) |
---|
| 353 | IF( ( gdept(ji,jj,jk,Kmm) < pdep ) .AND. ( tmask(ji,jj,jk) == 1 ) ) THEN |
---|
| 354 | ilevel(ji,jj) = jk |
---|
| 355 | zthick(ji,jj) = zthick(ji,jj) + e3t(ji,jj,jk,Kmm) |
---|
| 356 | phtc (ji,jj) = phtc (ji,jj) + e3t(ji,jj,jk,Kmm) * pt(ji,jj,jk) |
---|
| 357 | ENDIF |
---|
| 358 | END_3D |
---|
[12193] | 359 | ! |
---|
[12340] | 360 | DO_2D_11_11 |
---|
| 361 | ik = ilevel(ji,jj) |
---|
| 362 | zthick(ji,jj) = pdep - zthick(ji,jj) ! remaining thickness to reach depht pdep |
---|
| 363 | phtc(ji,jj) = phtc(ji,jj) + pt(ji,jj,ik+1) * MIN( e3t(ji,jj,ik+1,Kmm), zthick(ji,jj) ) & |
---|
| 364 | * tmask(ji,jj,ik+1) |
---|
| 365 | END_2D |
---|
[2528] | 366 | ! |
---|
[3294] | 367 | ! |
---|
[12193] | 368 | END SUBROUTINE dia_hth_htc |
---|
[3] | 369 | |
---|
| 370 | !!====================================================================== |
---|
| 371 | END MODULE diahth |
---|