[1457] | 1 | MODULE trcstp |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE trcstp *** |
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| 4 | !! Time-stepping : time loop of opa for passive tracer |
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| 5 | !!====================================================================== |
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[2528] | 6 | !! History : 1.0 ! 2004-03 (C. Ethe) Original |
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| 7 | !!---------------------------------------------------------------------- |
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[1457] | 8 | #if defined key_top |
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| 9 | !!---------------------------------------------------------------------- |
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[9019] | 10 | !! trc_stp : passive tracer system time-stepping |
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[1457] | 11 | !!---------------------------------------------------------------------- |
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[9019] | 12 | USE oce_trc ! ocean dynamics and active tracers variables |
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[4306] | 13 | USE sbc_oce |
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[2528] | 14 | USE trc |
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[9019] | 15 | USE trctrp ! passive tracers transport |
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| 16 | USE trcsms ! passive tracers sources and sinks |
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[1457] | 17 | USE trcwri |
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| 18 | USE trcrst |
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[9019] | 19 | USE trcsub ! |
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[4990] | 20 | USE trdtrc_oce |
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| 21 | USE trdmxl_trc |
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[10425] | 22 | USE sms_pisces, ONLY : ln_check_mass |
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[9019] | 23 | ! |
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| 24 | USE prtctl_trc ! Print control for debbuging |
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| 25 | USE iom ! |
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| 26 | USE in_out_manager ! |
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[1457] | 27 | |
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| 28 | IMPLICIT NONE |
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| 29 | PRIVATE |
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| 30 | |
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[2528] | 31 | PUBLIC trc_stp ! called by step |
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[3294] | 32 | |
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[9019] | 33 | LOGICAL :: llnew ! ??? |
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| 34 | REAL(wp) :: rdt_sampl ! ??? |
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| 35 | INTEGER :: nb_rec_per_day, ktdcy ! ??? |
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| 36 | REAL(wp) :: rsecfst, rseclast ! ??? |
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| 37 | REAL(wp), DIMENSION(:,:,:), SAVE, ALLOCATABLE :: qsr_arr ! save qsr during TOP time-step |
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[5385] | 38 | |
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[1457] | 39 | !!---------------------------------------------------------------------- |
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[10067] | 40 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[7753] | 41 | !! $Id$ |
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[10068] | 42 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[1457] | 43 | !!---------------------------------------------------------------------- |
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| 44 | CONTAINS |
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| 45 | |
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| 46 | SUBROUTINE trc_stp( kt ) |
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| 47 | !!------------------------------------------------------------------- |
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| 48 | !! *** ROUTINE trc_stp *** |
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| 49 | !! |
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[9019] | 50 | !! ** Purpose : Time loop of opa for passive tracer |
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[1457] | 51 | !! |
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[9019] | 52 | !! ** Method : Compute the passive tracers trends |
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| 53 | !! Update the passive tracers |
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[1457] | 54 | !!------------------------------------------------------------------- |
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[9019] | 55 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 56 | ! |
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| 57 | INTEGER :: jk, jn ! dummy loop indices |
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| 58 | REAL(wp):: ztrai ! local scalar |
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[10570] | 59 | LOGICAL :: ll_trcstat ! local logical |
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[9019] | 60 | CHARACTER (len=25) :: charout ! |
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[2528] | 61 | !!------------------------------------------------------------------- |
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[3294] | 62 | ! |
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[9124] | 63 | IF( ln_timing ) CALL timing_start('trc_stp') |
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[3294] | 64 | ! |
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[7646] | 65 | IF( ( neuler == 0 .AND. kt == nittrc000 ) .OR. ln_top_euler ) THEN ! at nittrc000 |
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| 66 | r2dttrc = rdttrc ! = rdttrc (use or restarting with Euler time stepping) |
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| 67 | ELSEIF( kt <= nittrc000 + nn_dttrc ) THEN ! at nittrc000 or nittrc000+1 |
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| 68 | r2dttrc = 2. * rdttrc ! = 2 rdttrc (leapfrog) |
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| 69 | ENDIF |
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| 70 | ! |
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[10570] | 71 | ll_trcstat = ( ln_ctl .OR. sn_cfctl%l_trcstat ) .AND. & |
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| 72 | & ( ( MOD( kt, sn_cfctl%ptimincr ) == 0 ) .OR. ( kt == nitend ) ) |
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[4990] | 73 | IF( kt == nittrc000 .AND. lk_trdmxl_trc ) CALL trd_mxl_trc_init ! trends: Mixed-layer |
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[3294] | 74 | ! |
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[6140] | 75 | IF( .NOT.ln_linssh ) THEN ! update ocean volume due to ssh temporal evolution |
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[3294] | 76 | DO jk = 1, jpk |
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[7753] | 77 | cvol(:,:,jk) = e1e2t(:,:) * e3t_n(:,:,jk) * tmask(:,:,jk) |
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[3294] | 78 | END DO |
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[10425] | 79 | IF ( ln_ctl .OR. kt == nitrst .OR. ( ln_check_mass .AND. kt == nitend ) & |
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| 80 | & .OR. iom_use( "pno3tot" ) .OR. iom_use( "ppo4tot" ) .OR. iom_use( "psiltot" ) & |
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| 81 | & .OR. iom_use( "palktot" ) .OR. iom_use( "pfertot" ) ) & |
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| 82 | & areatot = glob_sum( 'trcstp', cvol(:,:,:) ) |
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[3294] | 83 | ENDIF |
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[5385] | 84 | ! |
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| 85 | IF( l_trcdm2dc ) CALL trc_mean_qsr( kt ) |
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[3294] | 86 | ! |
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[4306] | 87 | IF( nn_dttrc /= 1 ) CALL trc_sub_stp( kt ) ! averaging physical variables for sub-stepping |
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| 88 | ! |
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| 89 | IF( MOD( kt , nn_dttrc ) == 0 ) THEN ! only every nn_dttrc time step |
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[2528] | 90 | ! |
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| 91 | IF(ln_ctl) THEN |
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| 92 | WRITE(charout,FMT="('kt =', I4,' d/m/y =',I2,I2,I4)") kt, nday, nmonth, nyear |
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| 93 | CALL prt_ctl_trc_info(charout) |
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| 94 | ENDIF |
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| 95 | ! |
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[7753] | 96 | tra(:,:,:,:) = 0.e0 |
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[2528] | 97 | ! |
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[3294] | 98 | CALL trc_rst_opn ( kt ) ! Open tracer restart file |
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[3680] | 99 | IF( lrst_trc ) CALL trc_rst_cal ( kt, 'WRITE' ) ! calendar |
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[7646] | 100 | CALL trc_wri ( kt ) ! output of passive tracers with iom I/O manager |
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[3294] | 101 | CALL trc_sms ( kt ) ! tracers: sinks and sources |
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| 102 | CALL trc_trp ( kt ) ! transport of passive tracers |
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[4147] | 103 | IF( kt == nittrc000 ) THEN |
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| 104 | CALL iom_close( numrtr ) ! close input tracer restart file |
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[4624] | 105 | IF(lwm) CALL FLUSH( numont ) ! flush namelist output |
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[4147] | 106 | ENDIF |
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[3294] | 107 | IF( lrst_trc ) CALL trc_rst_wri ( kt ) ! write tracer restart file |
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[4990] | 108 | IF( lk_trdmxl_trc ) CALL trd_mxl_trc ( kt ) ! trends: Mixed-layer |
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[2528] | 109 | ! |
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[3294] | 110 | IF( nn_dttrc /= 1 ) CALL trc_sub_reset( kt ) ! resetting physical variables when sub-stepping |
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| 111 | ! |
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[1457] | 112 | ENDIF |
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[3294] | 113 | ! |
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[10570] | 114 | IF (ll_trcstat) THEN |
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[10425] | 115 | ztrai = 0._wp ! content of all tracers |
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| 116 | DO jn = 1, jptra |
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| 117 | ztrai = ztrai + glob_sum( 'trcstp', trn(:,:,:,jn) * cvol(:,:,:) ) |
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| 118 | END DO |
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| 119 | IF( lwm ) WRITE(numstr,9300) kt, ztrai / areatot |
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| 120 | ENDIF |
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[6942] | 121 | 9300 FORMAT(i10,D23.16) |
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[3294] | 122 | ! |
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[9124] | 123 | IF( ln_timing ) CALL timing_stop('trc_stp') |
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[3294] | 124 | ! |
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[1457] | 125 | END SUBROUTINE trc_stp |
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| 126 | |
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[9019] | 127 | |
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[5385] | 128 | SUBROUTINE trc_mean_qsr( kt ) |
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| 129 | !!---------------------------------------------------------------------- |
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| 130 | !! *** ROUTINE trc_mean_qsr *** |
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| 131 | !! |
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| 132 | !! ** Purpose : Compute daily mean qsr for biogeochemical model in case |
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| 133 | !! of diurnal cycle |
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| 134 | !! |
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[6942] | 135 | !! ** Method : store in TOP the qsr every hour ( or every time-step if the latter |
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[5385] | 136 | !! is greater than 1 hour ) and then, compute the mean with |
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| 137 | !! a moving average over 24 hours. |
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| 138 | !! In coupled mode, the sampling is done at every coupling frequency |
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| 139 | !!---------------------------------------------------------------------- |
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[9019] | 140 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 141 | ! |
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| 142 | INTEGER :: jn ! dummy loop indices |
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| 143 | REAL(wp) :: zkt, zrec ! local scalars |
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| 144 | CHARACTER(len=1) :: cl1 ! 1 character |
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| 145 | CHARACTER(len=2) :: cl2 ! 2 characters |
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| 146 | !!---------------------------------------------------------------------- |
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| 147 | ! |
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[9124] | 148 | IF( ln_timing ) CALL timing_start('trc_mean_qsr') |
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| 149 | ! |
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[5385] | 150 | IF( kt == nittrc000 ) THEN |
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[5407] | 151 | IF( ln_cpl ) THEN |
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[6968] | 152 | rdt_sampl = rday / ncpl_qsr_freq |
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[6942] | 153 | nb_rec_per_day = ncpl_qsr_freq |
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[5385] | 154 | ELSE |
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[6981] | 155 | rdt_sampl = MAX( 3600., rdttrc ) |
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[6968] | 156 | nb_rec_per_day = INT( rday / rdt_sampl ) |
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[5385] | 157 | ENDIF |
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| 158 | ! |
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[9019] | 159 | IF(lwp) THEN |
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[5385] | 160 | WRITE(numout,*) |
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[6942] | 161 | WRITE(numout,*) ' Sampling frequency dt = ', rdt_sampl, 's',' Number of sampling per day nrec = ', nb_rec_per_day |
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[5385] | 162 | WRITE(numout,*) |
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| 163 | ENDIF |
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| 164 | ! |
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[6942] | 165 | ALLOCATE( qsr_arr(jpi,jpj,nb_rec_per_day ) ) |
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[5385] | 166 | ! |
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[6942] | 167 | ! !* Restart: read in restart file |
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[7787] | 168 | IF( ln_rsttr .AND. nn_rsttr /= 0 .AND. iom_varid( numrtr, 'qsr_mean' , ldstop = .FALSE. ) > 0 & |
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| 169 | & .AND. iom_varid( numrtr, 'qsr_arr_1', ldstop = .FALSE. ) > 0 & |
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| 170 | & .AND. iom_varid( numrtr, 'ktdcy' , ldstop = .FALSE. ) > 0 & |
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| 171 | & .AND. iom_varid( numrtr, 'nrdcy' , ldstop = .FALSE. ) > 0 ) THEN |
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| 172 | |
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| 173 | CALL iom_get( numrtr, 'ktdcy', zkt ) |
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[7812] | 174 | rsecfst = INT( zkt ) * rdttrc |
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[6968] | 175 | IF(lwp) WRITE(numout,*) 'trc_qsr_mean: qsr_mean read in the restart file at time-step rsecfst =', rsecfst, ' s ' |
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[6942] | 176 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_mean', qsr_mean ) ! A mean of qsr |
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[7787] | 177 | CALL iom_get( numrtr, 'nrdcy', zrec ) ! Number of record per days |
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| 178 | IF( INT( zrec ) == nb_rec_per_day ) THEN |
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| 179 | DO jn = 1, nb_rec_per_day |
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| 180 | IF( jn <= 9 ) THEN |
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| 181 | WRITE(cl1,'(i1)') jn |
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| 182 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_arr_'//cl1, qsr_arr(:,:,jn) ) ! A mean of qsr |
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| 183 | ELSE |
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| 184 | WRITE(cl2,'(i2.2)') jn |
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| 185 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_arr_'//cl2, qsr_arr(:,:,jn) ) ! A mean of qsr |
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| 186 | ENDIF |
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[9019] | 187 | END DO |
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[7787] | 188 | ELSE |
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| 189 | DO jn = 1, nb_rec_per_day |
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| 190 | qsr_arr(:,:,jn) = qsr_mean(:,:) |
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| 191 | ENDDO |
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| 192 | ENDIF |
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[6942] | 193 | ELSE !* no restart: set from nit000 values |
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| 194 | IF(lwp) WRITE(numout,*) 'trc_qsr_mean: qsr_mean set to nit000 values' |
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[6981] | 195 | rsecfst = kt * rdttrc |
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[6942] | 196 | ! |
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| 197 | qsr_mean(:,:) = qsr(:,:) |
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| 198 | DO jn = 1, nb_rec_per_day |
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| 199 | qsr_arr(:,:,jn) = qsr_mean(:,:) |
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[9019] | 200 | END DO |
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[6942] | 201 | ENDIF |
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[5385] | 202 | ! |
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| 203 | ENDIF |
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| 204 | ! |
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[6981] | 205 | rseclast = kt * rdttrc |
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[6942] | 206 | ! |
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[6968] | 207 | llnew = ( rseclast - rsecfst ) .ge. rdt_sampl ! new shortwave to store |
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[6942] | 208 | IF( llnew ) THEN |
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[7787] | 209 | ktdcy = kt |
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| 210 | IF( lwp .AND. kt < nittrc000 + 100 ) WRITE(numout,*) ' New shortwave to sample for TOP at time kt = ', ktdcy, & |
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[6968] | 211 | & ' time = ', rseclast/3600.,'hours ' |
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| 212 | rsecfst = rseclast |
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[6942] | 213 | DO jn = 1, nb_rec_per_day - 1 |
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[5385] | 214 | qsr_arr(:,:,jn) = qsr_arr(:,:,jn+1) |
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[6942] | 215 | ENDDO |
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| 216 | qsr_arr (:,:,nb_rec_per_day) = qsr(:,:) |
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| 217 | qsr_mean(:,: ) = SUM( qsr_arr(:,:,:), 3 ) / nb_rec_per_day |
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[5385] | 218 | ENDIF |
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| 219 | ! |
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[6942] | 220 | IF( lrst_trc ) THEN !* Write the mean of qsr in restart file |
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| 221 | IF(lwp) WRITE(numout,*) |
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| 222 | IF(lwp) WRITE(numout,*) 'trc_mean_qsr : write qsr_mean in restart file kt =', kt |
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| 223 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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[7787] | 224 | zkt = REAL( ktdcy, wp ) |
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| 225 | zrec = REAL( nb_rec_per_day, wp ) |
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| 226 | CALL iom_rstput( kt, nitrst, numrtw, 'ktdcy', zkt ) |
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| 227 | CALL iom_rstput( kt, nitrst, numrtw, 'nrdcy', zrec ) |
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[6942] | 228 | DO jn = 1, nb_rec_per_day |
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| 229 | IF( jn <= 9 ) THEN |
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| 230 | WRITE(cl1,'(i1)') jn |
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| 231 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_arr_'//cl1, qsr_arr(:,:,jn) ) |
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| 232 | ELSE |
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| 233 | WRITE(cl2,'(i2.2)') jn |
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| 234 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_arr_'//cl2, qsr_arr(:,:,jn) ) |
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| 235 | ENDIF |
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[9019] | 236 | END DO |
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[6942] | 237 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_mean', qsr_mean(:,:) ) |
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| 238 | ENDIF |
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| 239 | ! |
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[9124] | 240 | IF( ln_timing ) CALL timing_stop('trc_mean_qsr') |
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| 241 | ! |
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[5385] | 242 | END SUBROUTINE trc_mean_qsr |
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| 243 | |
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[1457] | 244 | #else |
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| 245 | !!---------------------------------------------------------------------- |
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| 246 | !! Default key NO passive tracers |
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| 247 | !!---------------------------------------------------------------------- |
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| 248 | CONTAINS |
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| 249 | SUBROUTINE trc_stp( kt ) ! Empty routine |
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| 250 | WRITE(*,*) 'trc_stp: You should not have seen this print! error?', kt |
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| 251 | END SUBROUTINE trc_stp |
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| 252 | #endif |
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| 253 | |
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| 254 | !!====================================================================== |
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| 255 | END MODULE trcstp |
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