[1457] | 1 | MODULE trcstp |
---|
| 2 | !!====================================================================== |
---|
| 3 | !! *** MODULE trcstp *** |
---|
| 4 | !! Time-stepping : time loop of opa for passive tracer |
---|
| 5 | !!====================================================================== |
---|
[2528] | 6 | !! History : 1.0 ! 2004-03 (C. Ethe) Original |
---|
[11949] | 7 | !! 4.1 ! 2019-08 (A. Coward, D. Storkey) rewrite in preparation for new timestepping scheme |
---|
[2528] | 8 | !!---------------------------------------------------------------------- |
---|
[1457] | 9 | #if defined key_top |
---|
| 10 | !!---------------------------------------------------------------------- |
---|
[9019] | 11 | !! trc_stp : passive tracer system time-stepping |
---|
[1457] | 12 | !!---------------------------------------------------------------------- |
---|
[9019] | 13 | USE oce_trc ! ocean dynamics and active tracers variables |
---|
[4306] | 14 | USE sbc_oce |
---|
[2528] | 15 | USE trc |
---|
[9019] | 16 | USE trctrp ! passive tracers transport |
---|
| 17 | USE trcsms ! passive tracers sources and sinks |
---|
[1457] | 18 | USE trcwri |
---|
| 19 | USE trcrst |
---|
[4990] | 20 | USE trdtrc_oce |
---|
| 21 | USE trdmxl_trc |
---|
[10425] | 22 | USE sms_pisces, ONLY : ln_check_mass |
---|
[9019] | 23 | ! |
---|
| 24 | USE prtctl_trc ! Print control for debbuging |
---|
| 25 | USE iom ! |
---|
| 26 | USE in_out_manager ! |
---|
[1457] | 27 | |
---|
| 28 | IMPLICIT NONE |
---|
| 29 | PRIVATE |
---|
| 30 | |
---|
[2528] | 31 | PUBLIC trc_stp ! called by step |
---|
[3294] | 32 | |
---|
[9019] | 33 | LOGICAL :: llnew ! ??? |
---|
| 34 | REAL(wp) :: rdt_sampl ! ??? |
---|
| 35 | INTEGER :: nb_rec_per_day, ktdcy ! ??? |
---|
| 36 | REAL(wp) :: rsecfst, rseclast ! ??? |
---|
| 37 | REAL(wp), DIMENSION(:,:,:), SAVE, ALLOCATABLE :: qsr_arr ! save qsr during TOP time-step |
---|
[5385] | 38 | |
---|
[1457] | 39 | !!---------------------------------------------------------------------- |
---|
[10067] | 40 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
---|
[7753] | 41 | !! $Id$ |
---|
[10068] | 42 | !! Software governed by the CeCILL license (see ./LICENSE) |
---|
[1457] | 43 | !!---------------------------------------------------------------------- |
---|
| 44 | CONTAINS |
---|
| 45 | |
---|
[11949] | 46 | SUBROUTINE trc_stp( kt, Kbb, Kmm, Krhs, Kaa ) |
---|
[1457] | 47 | !!------------------------------------------------------------------- |
---|
| 48 | !! *** ROUTINE trc_stp *** |
---|
| 49 | !! |
---|
[9019] | 50 | !! ** Purpose : Time loop of opa for passive tracer |
---|
[1457] | 51 | !! |
---|
[9019] | 52 | !! ** Method : Compute the passive tracers trends |
---|
| 53 | !! Update the passive tracers |
---|
[1457] | 54 | !!------------------------------------------------------------------- |
---|
[11949] | 55 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
---|
| 56 | INTEGER, INTENT( in ) :: Kbb, Kmm, Krhs, Kaa ! time level indices |
---|
[9019] | 57 | ! |
---|
| 58 | INTEGER :: jk, jn ! dummy loop indices |
---|
| 59 | REAL(wp):: ztrai ! local scalar |
---|
[10570] | 60 | LOGICAL :: ll_trcstat ! local logical |
---|
[9019] | 61 | CHARACTER (len=25) :: charout ! |
---|
[2528] | 62 | !!------------------------------------------------------------------- |
---|
[3294] | 63 | ! |
---|
[9124] | 64 | IF( ln_timing ) CALL timing_start('trc_stp') |
---|
[3294] | 65 | ! |
---|
[7646] | 66 | IF( ( neuler == 0 .AND. kt == nittrc000 ) .OR. ln_top_euler ) THEN ! at nittrc000 |
---|
| 67 | r2dttrc = rdttrc ! = rdttrc (use or restarting with Euler time stepping) |
---|
[11949] | 68 | ELSEIF( kt <= nittrc000 + 1 ) THEN ! at nittrc000 or nittrc000+1 |
---|
| 69 | r2dttrc = 2. * rdttrc ! = 2 rdttrc (leapfrog) |
---|
[7646] | 70 | ENDIF |
---|
| 71 | ! |
---|
[10570] | 72 | ll_trcstat = ( ln_ctl .OR. sn_cfctl%l_trcstat ) .AND. & |
---|
| 73 | & ( ( MOD( kt, sn_cfctl%ptimincr ) == 0 ) .OR. ( kt == nitend ) ) |
---|
[4990] | 74 | IF( kt == nittrc000 .AND. lk_trdmxl_trc ) CALL trd_mxl_trc_init ! trends: Mixed-layer |
---|
[3294] | 75 | ! |
---|
[6140] | 76 | IF( .NOT.ln_linssh ) THEN ! update ocean volume due to ssh temporal evolution |
---|
[3294] | 77 | DO jk = 1, jpk |
---|
[11949] | 78 | cvol(:,:,jk) = e1e2t(:,:) * e3t(:,:,jk,Kmm) * tmask(:,:,jk) |
---|
[3294] | 79 | END DO |
---|
[10425] | 80 | IF ( ln_ctl .OR. kt == nitrst .OR. ( ln_check_mass .AND. kt == nitend ) & |
---|
| 81 | & .OR. iom_use( "pno3tot" ) .OR. iom_use( "ppo4tot" ) .OR. iom_use( "psiltot" ) & |
---|
| 82 | & .OR. iom_use( "palktot" ) .OR. iom_use( "pfertot" ) ) & |
---|
| 83 | & areatot = glob_sum( 'trcstp', cvol(:,:,:) ) |
---|
[3294] | 84 | ENDIF |
---|
[5385] | 85 | ! |
---|
| 86 | IF( l_trcdm2dc ) CALL trc_mean_qsr( kt ) |
---|
[3294] | 87 | ! |
---|
[11949] | 88 | ! |
---|
| 89 | IF(ln_ctl) THEN |
---|
| 90 | WRITE(charout,FMT="('kt =', I4,' d/m/y =',I2,I2,I4)") kt, nday, nmonth, nyear |
---|
| 91 | CALL prt_ctl_trc_info(charout) |
---|
[1457] | 92 | ENDIF |
---|
[3294] | 93 | ! |
---|
[11949] | 94 | tr(:,:,:,:,Krhs) = 0._wp |
---|
| 95 | ! |
---|
| 96 | CALL trc_rst_opn ( kt ) ! Open tracer restart file |
---|
| 97 | IF( lrst_trc ) CALL trc_rst_cal ( kt, 'WRITE' ) ! calendar |
---|
| 98 | CALL trc_wri ( kt, Kmm ) ! output of passive tracers with iom I/O manager |
---|
| 99 | CALL trc_sms ( kt, Kbb, Kmm, Krhs ) ! tracers: sinks and sources |
---|
| 100 | CALL trc_trp ( kt, Kbb, Kmm, Krhs, Kaa ) ! transport of passive tracers |
---|
| 101 | ! |
---|
| 102 | ! Note passive tracers have been time-filtered in trc_trp but the time level |
---|
| 103 | ! indices will not be swapped until after tra_atf/dyn_atf/ssh_atf in stp. Subsequent calls here |
---|
| 104 | ! anticipate this update which will be: Nrhs= Nbb ; Nbb = Nnn ; Nnn = Naa ; Naa = Nrhs |
---|
| 105 | ! and use the filtered levels explicitly. |
---|
| 106 | ! |
---|
| 107 | IF( kt == nittrc000 ) THEN |
---|
| 108 | CALL iom_close( numrtr ) ! close input tracer restart file |
---|
| 109 | IF(lwm) CALL FLUSH( numont ) ! flush namelist output |
---|
| 110 | ENDIF |
---|
| 111 | IF( lrst_trc ) CALL trc_rst_wri ( kt, Kmm, Kaa, Kbb ) ! write tracer restart file |
---|
| 112 | IF( lk_trdmxl_trc ) CALL trd_mxl_trc ( kt, Kaa ) ! trends: Mixed-layer |
---|
| 113 | ! |
---|
[12041] | 114 | IF( ln_top_euler ) THEN |
---|
| 115 | ! For Euler timestepping for TOP we need to copy the "after" to the "now" fields |
---|
| 116 | ! here then after the (leapfrog) swapping of the time-level indices in OCE/step.F90 we have |
---|
| 117 | ! "before" fields = "now" fields. |
---|
| 118 | tr(:,:,:,:,Kmm) = tr(:,:,:,:,Kaa) |
---|
| 119 | ENDIF |
---|
| 120 | ! |
---|
[10570] | 121 | IF (ll_trcstat) THEN |
---|
[10425] | 122 | ztrai = 0._wp ! content of all tracers |
---|
| 123 | DO jn = 1, jptra |
---|
[11949] | 124 | ztrai = ztrai + glob_sum( 'trcstp', tr(:,:,:,jn,Kaa) * cvol(:,:,:) ) |
---|
[10425] | 125 | END DO |
---|
| 126 | IF( lwm ) WRITE(numstr,9300) kt, ztrai / areatot |
---|
| 127 | ENDIF |
---|
[6942] | 128 | 9300 FORMAT(i10,D23.16) |
---|
[3294] | 129 | ! |
---|
[9124] | 130 | IF( ln_timing ) CALL timing_stop('trc_stp') |
---|
[3294] | 131 | ! |
---|
[1457] | 132 | END SUBROUTINE trc_stp |
---|
| 133 | |
---|
[5385] | 134 | SUBROUTINE trc_mean_qsr( kt ) |
---|
| 135 | !!---------------------------------------------------------------------- |
---|
| 136 | !! *** ROUTINE trc_mean_qsr *** |
---|
| 137 | !! |
---|
| 138 | !! ** Purpose : Compute daily mean qsr for biogeochemical model in case |
---|
| 139 | !! of diurnal cycle |
---|
| 140 | !! |
---|
[6942] | 141 | !! ** Method : store in TOP the qsr every hour ( or every time-step if the latter |
---|
[5385] | 142 | !! is greater than 1 hour ) and then, compute the mean with |
---|
| 143 | !! a moving average over 24 hours. |
---|
| 144 | !! In coupled mode, the sampling is done at every coupling frequency |
---|
| 145 | !!---------------------------------------------------------------------- |
---|
[9019] | 146 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
---|
| 147 | ! |
---|
| 148 | INTEGER :: jn ! dummy loop indices |
---|
| 149 | REAL(wp) :: zkt, zrec ! local scalars |
---|
| 150 | CHARACTER(len=1) :: cl1 ! 1 character |
---|
| 151 | CHARACTER(len=2) :: cl2 ! 2 characters |
---|
| 152 | !!---------------------------------------------------------------------- |
---|
| 153 | ! |
---|
[9124] | 154 | IF( ln_timing ) CALL timing_start('trc_mean_qsr') |
---|
| 155 | ! |
---|
[5385] | 156 | IF( kt == nittrc000 ) THEN |
---|
[5407] | 157 | IF( ln_cpl ) THEN |
---|
[6968] | 158 | rdt_sampl = rday / ncpl_qsr_freq |
---|
[6942] | 159 | nb_rec_per_day = ncpl_qsr_freq |
---|
[5385] | 160 | ELSE |
---|
[6981] | 161 | rdt_sampl = MAX( 3600., rdttrc ) |
---|
[6968] | 162 | nb_rec_per_day = INT( rday / rdt_sampl ) |
---|
[5385] | 163 | ENDIF |
---|
| 164 | ! |
---|
[9019] | 165 | IF(lwp) THEN |
---|
[5385] | 166 | WRITE(numout,*) |
---|
[6942] | 167 | WRITE(numout,*) ' Sampling frequency dt = ', rdt_sampl, 's',' Number of sampling per day nrec = ', nb_rec_per_day |
---|
[5385] | 168 | WRITE(numout,*) |
---|
| 169 | ENDIF |
---|
| 170 | ! |
---|
[6942] | 171 | ALLOCATE( qsr_arr(jpi,jpj,nb_rec_per_day ) ) |
---|
[5385] | 172 | ! |
---|
[6942] | 173 | ! !* Restart: read in restart file |
---|
[7787] | 174 | IF( ln_rsttr .AND. nn_rsttr /= 0 .AND. iom_varid( numrtr, 'qsr_mean' , ldstop = .FALSE. ) > 0 & |
---|
| 175 | & .AND. iom_varid( numrtr, 'qsr_arr_1', ldstop = .FALSE. ) > 0 & |
---|
| 176 | & .AND. iom_varid( numrtr, 'ktdcy' , ldstop = .FALSE. ) > 0 & |
---|
| 177 | & .AND. iom_varid( numrtr, 'nrdcy' , ldstop = .FALSE. ) > 0 ) THEN |
---|
| 178 | |
---|
| 179 | CALL iom_get( numrtr, 'ktdcy', zkt ) |
---|
[7812] | 180 | rsecfst = INT( zkt ) * rdttrc |
---|
[6968] | 181 | IF(lwp) WRITE(numout,*) 'trc_qsr_mean: qsr_mean read in the restart file at time-step rsecfst =', rsecfst, ' s ' |
---|
[6942] | 182 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_mean', qsr_mean ) ! A mean of qsr |
---|
[7787] | 183 | CALL iom_get( numrtr, 'nrdcy', zrec ) ! Number of record per days |
---|
| 184 | IF( INT( zrec ) == nb_rec_per_day ) THEN |
---|
| 185 | DO jn = 1, nb_rec_per_day |
---|
| 186 | IF( jn <= 9 ) THEN |
---|
| 187 | WRITE(cl1,'(i1)') jn |
---|
| 188 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_arr_'//cl1, qsr_arr(:,:,jn) ) ! A mean of qsr |
---|
| 189 | ELSE |
---|
| 190 | WRITE(cl2,'(i2.2)') jn |
---|
| 191 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_arr_'//cl2, qsr_arr(:,:,jn) ) ! A mean of qsr |
---|
| 192 | ENDIF |
---|
[9019] | 193 | END DO |
---|
[7787] | 194 | ELSE |
---|
| 195 | DO jn = 1, nb_rec_per_day |
---|
| 196 | qsr_arr(:,:,jn) = qsr_mean(:,:) |
---|
| 197 | ENDDO |
---|
| 198 | ENDIF |
---|
[6942] | 199 | ELSE !* no restart: set from nit000 values |
---|
| 200 | IF(lwp) WRITE(numout,*) 'trc_qsr_mean: qsr_mean set to nit000 values' |
---|
[6981] | 201 | rsecfst = kt * rdttrc |
---|
[6942] | 202 | ! |
---|
| 203 | qsr_mean(:,:) = qsr(:,:) |
---|
| 204 | DO jn = 1, nb_rec_per_day |
---|
| 205 | qsr_arr(:,:,jn) = qsr_mean(:,:) |
---|
[9019] | 206 | END DO |
---|
[6942] | 207 | ENDIF |
---|
[5385] | 208 | ! |
---|
| 209 | ENDIF |
---|
| 210 | ! |
---|
[6981] | 211 | rseclast = kt * rdttrc |
---|
[6942] | 212 | ! |
---|
[6968] | 213 | llnew = ( rseclast - rsecfst ) .ge. rdt_sampl ! new shortwave to store |
---|
[6942] | 214 | IF( llnew ) THEN |
---|
[7787] | 215 | ktdcy = kt |
---|
| 216 | IF( lwp .AND. kt < nittrc000 + 100 ) WRITE(numout,*) ' New shortwave to sample for TOP at time kt = ', ktdcy, & |
---|
[6968] | 217 | & ' time = ', rseclast/3600.,'hours ' |
---|
| 218 | rsecfst = rseclast |
---|
[6942] | 219 | DO jn = 1, nb_rec_per_day - 1 |
---|
[5385] | 220 | qsr_arr(:,:,jn) = qsr_arr(:,:,jn+1) |
---|
[6942] | 221 | ENDDO |
---|
| 222 | qsr_arr (:,:,nb_rec_per_day) = qsr(:,:) |
---|
| 223 | qsr_mean(:,: ) = SUM( qsr_arr(:,:,:), 3 ) / nb_rec_per_day |
---|
[5385] | 224 | ENDIF |
---|
| 225 | ! |
---|
[6942] | 226 | IF( lrst_trc ) THEN !* Write the mean of qsr in restart file |
---|
| 227 | IF(lwp) WRITE(numout,*) |
---|
| 228 | IF(lwp) WRITE(numout,*) 'trc_mean_qsr : write qsr_mean in restart file kt =', kt |
---|
| 229 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
---|
[7787] | 230 | zkt = REAL( ktdcy, wp ) |
---|
| 231 | zrec = REAL( nb_rec_per_day, wp ) |
---|
| 232 | CALL iom_rstput( kt, nitrst, numrtw, 'ktdcy', zkt ) |
---|
| 233 | CALL iom_rstput( kt, nitrst, numrtw, 'nrdcy', zrec ) |
---|
[6942] | 234 | DO jn = 1, nb_rec_per_day |
---|
| 235 | IF( jn <= 9 ) THEN |
---|
| 236 | WRITE(cl1,'(i1)') jn |
---|
| 237 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_arr_'//cl1, qsr_arr(:,:,jn) ) |
---|
| 238 | ELSE |
---|
| 239 | WRITE(cl2,'(i2.2)') jn |
---|
| 240 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_arr_'//cl2, qsr_arr(:,:,jn) ) |
---|
| 241 | ENDIF |
---|
[9019] | 242 | END DO |
---|
[6942] | 243 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_mean', qsr_mean(:,:) ) |
---|
| 244 | ENDIF |
---|
| 245 | ! |
---|
[9124] | 246 | IF( ln_timing ) CALL timing_stop('trc_mean_qsr') |
---|
| 247 | ! |
---|
[5385] | 248 | END SUBROUTINE trc_mean_qsr |
---|
| 249 | |
---|
[1457] | 250 | #else |
---|
| 251 | !!---------------------------------------------------------------------- |
---|
| 252 | !! Default key NO passive tracers |
---|
| 253 | !!---------------------------------------------------------------------- |
---|
| 254 | CONTAINS |
---|
| 255 | SUBROUTINE trc_stp( kt ) ! Empty routine |
---|
| 256 | WRITE(*,*) 'trc_stp: You should not have seen this print! error?', kt |
---|
| 257 | END SUBROUTINE trc_stp |
---|
| 258 | #endif |
---|
| 259 | |
---|
| 260 | !!====================================================================== |
---|
| 261 | END MODULE trcstp |
---|