[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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| 10 | !! trc_stp : passive tracer system time-stepping |
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| 11 | !!---------------------------------------------------------------------- |
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| 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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[1457] | 15 | USE trctrp ! passive tracers transport |
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| 16 | USE trcsms ! passive tracers sources and sinks |
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| 17 | USE prtctl_trc ! Print control for debbuging |
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| 18 | USE trcdia |
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| 19 | USE trcwri |
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| 20 | USE trcrst |
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[4990] | 21 | USE trdtrc_oce |
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| 22 | USE trdmxl_trc |
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[1457] | 23 | USE iom |
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| 24 | USE in_out_manager |
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[3294] | 25 | USE trcsub |
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[1457] | 26 | |
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| 27 | IMPLICIT NONE |
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| 28 | PRIVATE |
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| 29 | |
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[2528] | 30 | PUBLIC trc_stp ! called by step |
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[3294] | 31 | |
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[5385] | 32 | REAL(wp), DIMENSION(:,:,:), SAVE, ALLOCATABLE :: qsr_arr ! save qsr during TOP time-step |
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| 33 | REAL(wp) :: rdt_sampl |
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[6204] | 34 | INTEGER :: nb_rec_per_day |
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[6967] | 35 | REAL(wp) :: rsecfst, rseclast |
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[5385] | 36 | LOGICAL :: llnew |
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| 37 | |
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[3294] | 38 | !! * Substitutions |
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| 39 | # include "domzgr_substitute.h90" |
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[1457] | 40 | !!---------------------------------------------------------------------- |
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[2528] | 41 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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| 42 | !! $Id$ |
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| 43 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[1457] | 44 | !!---------------------------------------------------------------------- |
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| 45 | CONTAINS |
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| 46 | |
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| 47 | SUBROUTINE trc_stp( kt ) |
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| 48 | !!------------------------------------------------------------------- |
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| 49 | !! *** ROUTINE trc_stp *** |
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| 50 | !! |
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| 51 | !! ** Purpose : Time loop of opa for passive tracer |
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| 52 | !! |
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| 53 | !! ** Method : |
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| 54 | !! Compute the passive tracers trends |
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| 55 | !! Update the passive tracers |
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| 56 | !!------------------------------------------------------------------- |
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[3294] | 57 | INTEGER, INTENT( in ) :: kt ! ocean time-step index |
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| 58 | INTEGER :: jk, jn ! dummy loop indices |
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| 59 | REAL(wp) :: ztrai |
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[4306] | 60 | CHARACTER (len=25) :: charout |
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[2528] | 61 | !!------------------------------------------------------------------- |
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[3294] | 62 | ! |
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| 63 | IF( nn_timing == 1 ) CALL timing_start('trc_stp') |
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| 64 | ! |
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[4990] | 65 | IF( kt == nittrc000 .AND. lk_trdmxl_trc ) CALL trd_mxl_trc_init ! trends: Mixed-layer |
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[3294] | 66 | ! |
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[3319] | 67 | IF( lk_vvl ) THEN ! update ocean volume due to ssh temporal evolution |
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[3294] | 68 | DO jk = 1, jpk |
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| 69 | cvol(:,:,jk) = e1e2t(:,:) * fse3t(:,:,jk) * tmask(:,:,jk) |
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| 70 | END DO |
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[3319] | 71 | IF( lk_degrad ) cvol(:,:,:) = cvol(:,:,:) * facvol(:,:,:) ! degrad option: reduction by facvol |
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[3294] | 72 | areatot = glob_sum( cvol(:,:,:) ) |
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| 73 | ENDIF |
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[5385] | 74 | ! |
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| 75 | IF( l_trcdm2dc ) CALL trc_mean_qsr( kt ) |
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[3294] | 76 | ! |
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[4306] | 77 | IF( nn_dttrc /= 1 ) CALL trc_sub_stp( kt ) ! averaging physical variables for sub-stepping |
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| 78 | ! |
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| 79 | IF( MOD( kt , nn_dttrc ) == 0 ) THEN ! only every nn_dttrc time step |
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[2528] | 80 | ! |
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| 81 | IF(ln_ctl) THEN |
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| 82 | WRITE(charout,FMT="('kt =', I4,' d/m/y =',I2,I2,I4)") kt, nday, nmonth, nyear |
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| 83 | CALL prt_ctl_trc_info(charout) |
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| 84 | ENDIF |
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| 85 | ! |
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| 86 | tra(:,:,:,:) = 0.e0 |
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| 87 | ! |
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[7522] | 88 | IF( .NOT.lk_offline ) CALL trc_rst_opn ( kt ) ! Open tracer restart file |
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[3680] | 89 | IF( lrst_trc ) CALL trc_rst_cal ( kt, 'WRITE' ) ! calendar |
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[3294] | 90 | IF( lk_iomput ) THEN ; CALL trc_wri ( kt ) ! output of passive tracers with iom I/O manager |
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| 91 | ELSE ; CALL trc_dia ( kt ) ! output of passive tracers with old I/O manager |
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[2528] | 92 | ENDIF |
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[3294] | 93 | CALL trc_sms ( kt ) ! tracers: sinks and sources |
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| 94 | CALL trc_trp ( kt ) ! transport of passive tracers |
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[6941] | 95 | |
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[4147] | 96 | IF( kt == nittrc000 ) THEN |
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| 97 | CALL iom_close( numrtr ) ! close input tracer restart file |
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[4624] | 98 | IF(lwm) CALL FLUSH( numont ) ! flush namelist output |
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[4147] | 99 | ENDIF |
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[3294] | 100 | IF( lrst_trc ) CALL trc_rst_wri ( kt ) ! write tracer restart file |
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[4990] | 101 | IF( lk_trdmxl_trc ) CALL trd_mxl_trc ( kt ) ! trends: Mixed-layer |
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[2528] | 102 | ! |
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[3294] | 103 | IF( nn_dttrc /= 1 ) CALL trc_sub_reset( kt ) ! resetting physical variables when sub-stepping |
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| 104 | ! |
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[1457] | 105 | ENDIF |
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[3294] | 106 | ! |
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[6941] | 107 | |
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[3294] | 108 | ztrai = 0._wp ! content of all tracers |
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| 109 | DO jn = 1, jptra |
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| 110 | ztrai = ztrai + glob_sum( trn(:,:,:,jn) * cvol(:,:,:) ) |
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| 111 | END DO |
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| 112 | IF( lwp ) WRITE(numstr,9300) kt, ztrai / areatot |
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[6941] | 113 | 9300 FORMAT(i10,D23.16) |
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[3294] | 114 | ! |
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| 115 | IF( nn_timing == 1 ) CALL timing_stop('trc_stp') |
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| 116 | ! |
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[1457] | 117 | END SUBROUTINE trc_stp |
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| 118 | |
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[5385] | 119 | SUBROUTINE trc_mean_qsr( kt ) |
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| 120 | !!---------------------------------------------------------------------- |
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| 121 | !! *** ROUTINE trc_mean_qsr *** |
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| 122 | !! |
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| 123 | !! ** Purpose : Compute daily mean qsr for biogeochemical model in case |
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| 124 | !! of diurnal cycle |
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| 125 | !! |
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[6204] | 126 | !! ** Method : store in TOP the qsr every hour ( or every time-step if the latter |
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[5385] | 127 | !! is greater than 1 hour ) and then, compute the mean with |
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| 128 | !! a moving average over 24 hours. |
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| 129 | !! In coupled mode, the sampling is done at every coupling frequency |
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| 130 | !!---------------------------------------------------------------------- |
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| 131 | INTEGER, INTENT(in) :: kt |
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| 132 | INTEGER :: jn |
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[7607] | 133 | REAL(wp) :: zkt, zrec |
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[6941] | 134 | CHARACTER(len=1) :: cl1 ! 1 character |
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| 135 | CHARACTER(len=2) :: cl2 ! 2 characters |
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[5385] | 136 | |
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| 137 | IF( kt == nittrc000 ) THEN |
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[5407] | 138 | IF( ln_cpl ) THEN |
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[6967] | 139 | rdt_sampl = rday / ncpl_qsr_freq |
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[6204] | 140 | nb_rec_per_day = ncpl_qsr_freq |
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[5385] | 141 | ELSE |
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[6967] | 142 | rdt_sampl = MAX( 3600., rdttrc(1) ) |
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| 143 | nb_rec_per_day = INT( rday / rdt_sampl ) |
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[5385] | 144 | ENDIF |
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| 145 | ! |
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| 146 | IF( lwp ) THEN |
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| 147 | WRITE(numout,*) |
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[6204] | 148 | WRITE(numout,*) ' Sampling frequency dt = ', rdt_sampl, 's',' Number of sampling per day nrec = ', nb_rec_per_day |
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[5385] | 149 | WRITE(numout,*) |
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| 150 | ENDIF |
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| 151 | ! |
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[6941] | 152 | ALLOCATE( qsr_arr(jpi,jpj,nb_rec_per_day ) ) |
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| 153 | ! |
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[6204] | 154 | ! !* Restart: read in restart file |
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[7607] | 155 | IF( ln_rsttr .AND. iom_varid( numrtr, 'qsr_mean' , ldstop = .FALSE. ) > 0 & |
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| 156 | & .AND. iom_varid( numrtr, 'qsr_arr_1', ldstop = .FALSE. ) > 0 & |
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| 157 | & .AND. iom_varid( numrtr, 'ktdcy' , ldstop = .FALSE. ) > 0 & |
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| 158 | & .AND. iom_varid( numrtr, 'nrdcy' , ldstop = .FALSE. ) > 0 ) THEN |
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| 159 | |
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| 160 | CALL iom_get( numrtr, 'ktdcy', zkt ) |
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[6967] | 161 | rsecfst = INT( zkt ) * rdttrc(1) |
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| 162 | IF(lwp) WRITE(numout,*) 'trc_qsr_mean: qsr_mean read in the restart file at time-step rsecfst =', rsecfst, ' s ' |
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[6204] | 163 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_mean', qsr_mean ) ! A mean of qsr |
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[7607] | 164 | CALL iom_get( numrtr, 'nrdcy', zrec ) ! Number of record per days |
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| 165 | IF( INT( zrec ) == nb_rec_per_day ) THEN |
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| 166 | DO jn = 1, nb_rec_per_day |
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| 167 | IF( jn <= 9 ) THEN |
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| 168 | WRITE(cl1,'(i1)') jn |
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| 169 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_arr_'//cl1, qsr_arr(:,:,jn) ) ! A mean of qsr |
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| 170 | ELSE |
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| 171 | WRITE(cl2,'(i2.2)') jn |
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| 172 | CALL iom_get( numrtr, jpdom_autoglo, 'qsr_arr_'//cl2, qsr_arr(:,:,jn) ) ! A mean of qsr |
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| 173 | ENDIF |
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| 174 | ENDDO |
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| 175 | ELSE |
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| 176 | DO jn = 1, nb_rec_per_day |
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| 177 | qsr_arr(:,:,jn) = qsr_mean(:,:) |
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| 178 | ENDDO |
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| 179 | ENDIF |
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[6204] | 180 | ELSE !* no restart: set from nit000 values |
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| 181 | IF(lwp) WRITE(numout,*) 'trc_qsr_mean: qsr_mean set to nit000 values' |
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[6967] | 182 | rsecfst = kt * rdttrc(1) |
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[6941] | 183 | ! |
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[6204] | 184 | qsr_mean(:,:) = qsr(:,:) |
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[6941] | 185 | DO jn = 1, nb_rec_per_day |
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| 186 | qsr_arr(:,:,jn) = qsr_mean(:,:) |
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| 187 | ENDDO |
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[6204] | 188 | ENDIF |
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| 189 | ! |
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[5385] | 190 | ENDIF |
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| 191 | ! |
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[6967] | 192 | rseclast = kt * rdttrc(1) |
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[6941] | 193 | ! |
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[6967] | 194 | llnew = ( rseclast - rsecfst ) .ge. rdt_sampl ! new shortwave to store |
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[6941] | 195 | IF( llnew ) THEN |
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[7607] | 196 | IF( lwp .AND. kt < nittrc000 + 100 ) WRITE(numout,*) ' New shortwave to sample for TOP at time kt = ', kt, & |
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[6967] | 197 | & ' time = ', rseclast/3600.,'hours ' |
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| 198 | rsecfst = rseclast |
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[6204] | 199 | DO jn = 1, nb_rec_per_day - 1 |
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[5385] | 200 | qsr_arr(:,:,jn) = qsr_arr(:,:,jn+1) |
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| 201 | ENDDO |
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[6204] | 202 | qsr_arr (:,:,nb_rec_per_day) = qsr(:,:) |
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| 203 | qsr_mean(:,: ) = SUM( qsr_arr(:,:,:), 3 ) / nb_rec_per_day |
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[5385] | 204 | ENDIF |
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| 205 | ! |
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[6204] | 206 | IF( lrst_trc ) THEN !* Write the mean of qsr in restart file |
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| 207 | IF(lwp) WRITE(numout,*) |
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| 208 | IF(lwp) WRITE(numout,*) 'trc_mean_qsr : write qsr_mean in restart file kt =', kt |
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| 209 | IF(lwp) WRITE(numout,*) '~~~~~~~' |
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[7607] | 210 | zkt = REAL( kt, wp ) |
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| 211 | zrec = REAL( nb_rec_per_day, wp ) |
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| 212 | CALL iom_rstput( kt, nitrst, numrtw, 'ktdcy', zkt ) |
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| 213 | CALL iom_rstput( kt, nitrst, numrtw, 'nrdcy', zrec ) |
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[6941] | 214 | DO jn = 1, nb_rec_per_day |
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| 215 | IF( jn <= 9 ) THEN |
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| 216 | WRITE(cl1,'(i1)') jn |
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| 217 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_arr_'//cl1, qsr_arr(:,:,jn) ) |
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| 218 | ELSE |
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| 219 | WRITE(cl2,'(i2.2)') jn |
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| 220 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_arr_'//cl2, qsr_arr(:,:,jn) ) |
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| 221 | ENDIF |
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| 222 | ENDDO |
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[6204] | 223 | CALL iom_rstput( kt, nitrst, numrtw, 'qsr_mean', qsr_mean(:,:) ) |
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| 224 | ENDIF |
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[6941] | 225 | ! |
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[5385] | 226 | END SUBROUTINE trc_mean_qsr |
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| 227 | |
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[1457] | 228 | #else |
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| 229 | !!---------------------------------------------------------------------- |
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| 230 | !! Default key NO passive tracers |
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| 231 | !!---------------------------------------------------------------------- |
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| 232 | CONTAINS |
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| 233 | SUBROUTINE trc_stp( kt ) ! Empty routine |
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| 234 | WRITE(*,*) 'trc_stp: You should not have seen this print! error?', kt |
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| 235 | END SUBROUTINE trc_stp |
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| 236 | #endif |
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| 237 | |
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| 238 | !!====================================================================== |
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| 239 | END MODULE trcstp |
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