[2030] | 1 | MODULE trcadv |
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| 2 | !!============================================================================== |
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| 3 | !! *** MODULE trcadv *** |
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| 4 | !! Ocean passive tracers: advection trend |
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| 5 | !!============================================================================== |
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| 6 | !! History : 2.0 ! 05-11 (G. Madec) Original code |
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| 7 | !! 3.0 ! 10-06 (C. Ethe) Adapted to passive tracers |
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| 8 | !!---------------------------------------------------------------------- |
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| 9 | #if defined key_top |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! 'key_top' TOP models |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! trc_adv : compute ocean tracer advection trend |
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| 14 | !! trc_adv_ctl : control the different options of advection scheme |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | USE oce_trc ! ocean dynamics and active tracers |
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| 17 | USE trc ! ocean passive tracers variables |
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| 18 | USE trcnam_trp ! passive tracers transport namelist variables |
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| 19 | USE traadv_cen2 ! 2nd order centered scheme (tra_adv_cen2 routine) |
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| 20 | USE traadv_tvd ! TVD scheme (tra_adv_tvd routine) |
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| 21 | USE traadv_muscl ! MUSCL scheme (tra_adv_muscl routine) |
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| 22 | USE traadv_muscl2 ! MUSCL2 scheme (tra_adv_muscl2 routine) |
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| 23 | USE traadv_ubs ! UBS scheme (tra_adv_ubs routine) |
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| 24 | USE traadv_qck ! QUICKEST scheme (tra_adv_qck routine) |
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| 25 | USE traadv_eiv ! eddy induced velocity (tra_adv_eiv routine) |
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[4610] | 26 | USE traadv_mle ! ML eddy induced velocity (tra_adv_mle routine) |
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[2030] | 27 | USE ldftra_oce ! lateral diffusion coefficient on tracers |
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[7061] | 28 | USE trd_oce |
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| 29 | USE trdtra |
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[2715] | 30 | USE prtctl_trc ! Print control |
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[8280] | 31 | !! USE lbclnk ! ocean lateral boundary conditions (or mpp link) |
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[2030] | 32 | |
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| 33 | IMPLICIT NONE |
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| 34 | PRIVATE |
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| 35 | |
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[2715] | 36 | PUBLIC trc_adv ! routine called by step module |
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| 37 | PUBLIC trc_adv_alloc ! routine called by nemogcm module |
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[2082] | 38 | |
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[2030] | 39 | INTEGER :: nadv ! choice of the type of advection scheme |
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[2715] | 40 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:) :: r2dt ! vertical profile time-step, = 2 rdttra |
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[3294] | 41 | ! ! except at nitrrc000 (=rdttra) if neuler=0 |
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[2030] | 42 | |
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| 43 | !! * Substitutions |
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| 44 | # include "domzgr_substitute.h90" |
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| 45 | # include "vectopt_loop_substitute.h90" |
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| 46 | !!---------------------------------------------------------------------- |
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[2287] | 47 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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[6486] | 48 | !! $Id$ |
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[2287] | 49 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[2030] | 50 | !!---------------------------------------------------------------------- |
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| 51 | CONTAINS |
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| 52 | |
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[2715] | 53 | INTEGER FUNCTION trc_adv_alloc() |
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| 54 | !!---------------------------------------------------------------------- |
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| 55 | !! *** ROUTINE trc_adv_alloc *** |
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| 56 | !!---------------------------------------------------------------------- |
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| 57 | |
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| 58 | ALLOCATE( r2dt(jpk), STAT=trc_adv_alloc ) |
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| 59 | |
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| 60 | IF( trc_adv_alloc /= 0 ) CALL ctl_warn('trc_adv_alloc : failed to allocate array.') |
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| 61 | |
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| 62 | END FUNCTION trc_adv_alloc |
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| 63 | |
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| 64 | |
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[2030] | 65 | SUBROUTINE trc_adv( kt ) |
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| 66 | !!---------------------------------------------------------------------- |
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| 67 | !! *** ROUTINE trc_adv *** |
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| 68 | !! |
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| 69 | !! ** Purpose : compute the ocean tracer advection trend. |
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| 70 | !! |
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| 71 | !! ** Method : - Update the tracer with the advection term following nadv |
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| 72 | !!---------------------------------------------------------------------- |
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| 73 | !! |
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[2715] | 74 | INTEGER, INTENT(in) :: kt ! ocean time-step index |
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[2030] | 75 | ! |
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[8280] | 76 | INTEGER :: jk, jn |
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[2715] | 77 | CHARACTER (len=22) :: charout |
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[3294] | 78 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zun, zvn, zwn ! effective velocity |
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[7061] | 79 | REAL(wp), POINTER, DIMENSION(:,:,:,:) :: ztrtrd |
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[2030] | 80 | !!---------------------------------------------------------------------- |
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[2715] | 81 | ! |
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[3294] | 82 | IF( nn_timing == 1 ) CALL timing_start('trc_adv') |
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| 83 | ! |
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| 84 | CALL wrk_alloc( jpi, jpj, jpk, zun, zvn, zwn ) |
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| 85 | ! |
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[2030] | 86 | |
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[3294] | 87 | IF( kt == nittrc000 ) CALL trc_adv_ctl ! initialisation & control of options |
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[2030] | 88 | |
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[5385] | 89 | IF( ( neuler == 0 .AND. kt == nittrc000 ) .OR. ln_top_euler ) THEN ! at nittrc000 |
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| 90 | r2dt(:) = rdttrc(:) ! = rdttrc (use or restarting with Euler time stepping) |
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| 91 | ELSEIF( kt <= nittrc000 + nn_dttrc ) THEN ! at nittrc000 or nittrc000+1 |
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| 92 | r2dt(:) = 2. * rdttrc(:) ! = 2 rdttrc (leapfrog) |
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[2082] | 93 | ENDIF |
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[2030] | 94 | ! ! effective transport |
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| 95 | DO jk = 1, jpkm1 |
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| 96 | ! ! eulerian transport only |
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[2715] | 97 | zun(:,:,jk) = e2u (:,:) * fse3u(:,:,jk) * un(:,:,jk) |
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| 98 | zvn(:,:,jk) = e1v (:,:) * fse3v(:,:,jk) * vn(:,:,jk) |
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| 99 | zwn(:,:,jk) = e1e2t(:,:) * wn(:,:,jk) |
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[2030] | 100 | ! |
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| 101 | END DO |
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[4610] | 102 | ! |
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| 103 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN |
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| 104 | zun(:,:,:) = zun(:,:,:) + un_td(:,:,:) |
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| 105 | zvn(:,:,:) = zvn(:,:,:) + vn_td(:,:,:) |
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| 106 | ENDIF |
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| 107 | ! |
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| 108 | zun(:,:,jpk) = 0._wp ! no transport trough the bottom |
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| 109 | zvn(:,:,jpk) = 0._wp ! no transport trough the bottom |
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| 110 | zwn(:,:,jpk) = 0._wp ! no transport trough the bottom |
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[8280] | 111 | ! |
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| 112 | !! Jpalm -- 14-01-2016 -- restart and proc pb - try this... |
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| 113 | !! DO jn = 1, jptra |
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| 114 | !! CALL lbc_lnk( trn(:,:,:,jn), 'T', 1. ) |
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| 115 | !! CALL lbc_lnk( trb(:,:,:,jn), 'T', 1. ) |
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| 116 | !! END DO |
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| 117 | ! |
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[2030] | 118 | |
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[3294] | 119 | IF( lk_traldf_eiv .AND. .NOT. ln_traldf_grif ) & ! add the eiv transport (if necessary) |
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| 120 | & CALL tra_adv_eiv( kt, nittrc000, zun, zvn, zwn, 'TRC' ) |
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[2030] | 121 | ! |
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[4610] | 122 | IF( ln_mle ) CALL tra_adv_mle( kt, nittrc000, zun, zvn, zwn, 'TRC' ) ! add the mle transport (if necessary) |
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| 123 | ! |
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[7061] | 124 | IF( l_trdtrc ) THEN |
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| 125 | CALL wrk_alloc( jpi, jpj, jpk, jptra, ztrtrd ) |
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| 126 | ztrtrd(:,:,:,:) = tra(:,:,:,:) |
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| 127 | ENDIF |
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| 128 | ! |
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[2034] | 129 | SELECT CASE ( nadv ) !== compute advection trend and add it to general trend ==! |
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[3294] | 130 | CASE ( 1 ) ; CALL tra_adv_cen2 ( kt, nittrc000, 'TRC', zun, zvn, zwn, trb, trn, tra, jptra ) ! 2nd order centered |
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| 131 | CASE ( 2 ) ; CALL tra_adv_tvd ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) ! TVD |
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[3718] | 132 | CASE ( 3 ) ; CALL tra_adv_muscl ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, tra, jptra, ln_trcadv_msc_ups ) ! MUSCL |
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[3294] | 133 | CASE ( 4 ) ; CALL tra_adv_muscl2( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) ! MUSCL2 |
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| 134 | CASE ( 5 ) ; CALL tra_adv_ubs ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) ! UBS |
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| 135 | CASE ( 6 ) ; CALL tra_adv_qck ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) ! QUICKEST |
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[2034] | 136 | ! |
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| 137 | CASE (-1 ) !== esopa: test all possibility with control print ==! |
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[3294] | 138 | CALL tra_adv_cen2 ( kt, nittrc000, 'TRC', zun, zvn, zwn, trb, trn, tra, jptra ) |
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[2034] | 139 | WRITE(charout, FMT="('adv1')") ; CALL prt_ctl_trc_info(charout) |
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| 140 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm,clinfo2='trd') |
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[3294] | 141 | CALL tra_adv_tvd ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) |
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[2034] | 142 | WRITE(charout, FMT="('adv2')") ; CALL prt_ctl_trc_info(charout) |
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| 143 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm,clinfo2='trd') |
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[3718] | 144 | CALL tra_adv_muscl ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, tra, jptra, ln_trcadv_msc_ups ) |
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[2034] | 145 | WRITE(charout, FMT="('adv3')") ; CALL prt_ctl_trc_info(charout) |
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| 146 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm,clinfo2='trd') |
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[3294] | 147 | CALL tra_adv_muscl2( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) |
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[2034] | 148 | WRITE(charout, FMT="('adv4')") ; CALL prt_ctl_trc_info(charout) |
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| 149 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm,clinfo2='trd') |
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[3294] | 150 | CALL tra_adv_ubs ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) |
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[2034] | 151 | WRITE(charout, FMT="('adv5')") ; CALL prt_ctl_trc_info(charout) |
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| 152 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm,clinfo2='trd') |
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[3294] | 153 | CALL tra_adv_qck ( kt, nittrc000, 'TRC', r2dt, zun, zvn, zwn, trb, trn, tra, jptra ) |
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[2034] | 154 | WRITE(charout, FMT="('adv6')") ; CALL prt_ctl_trc_info(charout) |
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| 155 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm,clinfo2='trd') |
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| 156 | ! |
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[2030] | 157 | END SELECT |
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[7061] | 158 | ! |
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| 159 | IF( l_trdtrc ) THEN ! save the advective trends for further diagnostics |
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| 160 | DO jn = 1, jptra |
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| 161 | ztrtrd(:,:,:,jn) = tra(:,:,:,jn) - ztrtrd(:,:,:,jn) |
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| 162 | CALL trd_tra( kt, 'TRC', jn, jptra_totad, ztrtrd(:,:,:,jn) ) |
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| 163 | END DO |
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| 164 | CALL wrk_dealloc( jpi, jpj, jpk, jptra, ztrtrd ) |
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| 165 | ENDIF |
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[2030] | 166 | |
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| 167 | ! ! print mean trends (used for debugging) |
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| 168 | IF( ln_ctl ) THEN |
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| 169 | WRITE(charout, FMT="('adv ')") ; CALL prt_ctl_trc_info(charout) |
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| 170 | CALL prt_ctl_trc( tab4d=tra, mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) |
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| 171 | END IF |
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| 172 | ! |
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[3294] | 173 | CALL wrk_dealloc( jpi, jpj, jpk, zun, zvn, zwn ) |
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[2715] | 174 | ! |
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[3294] | 175 | IF( nn_timing == 1 ) CALL timing_stop('trc_adv') |
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| 176 | ! |
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[2030] | 177 | END SUBROUTINE trc_adv |
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| 178 | |
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| 179 | |
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| 180 | SUBROUTINE trc_adv_ctl |
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| 181 | !!--------------------------------------------------------------------- |
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| 182 | !! *** ROUTINE trc_adv_ctl *** |
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| 183 | !! |
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| 184 | !! ** Purpose : Control the consistency between namelist options for |
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| 185 | !! passive tracer advection schemes and set nadv |
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| 186 | !!---------------------------------------------------------------------- |
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| 187 | INTEGER :: ioptio |
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| 188 | !!---------------------------------------------------------------------- |
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| 189 | |
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| 190 | ioptio = 0 ! Parameter control |
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| 191 | IF( ln_trcadv_cen2 ) ioptio = ioptio + 1 |
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| 192 | IF( ln_trcadv_tvd ) ioptio = ioptio + 1 |
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| 193 | IF( ln_trcadv_muscl ) ioptio = ioptio + 1 |
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| 194 | IF( ln_trcadv_muscl2 ) ioptio = ioptio + 1 |
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| 195 | IF( ln_trcadv_ubs ) ioptio = ioptio + 1 |
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| 196 | IF( ln_trcadv_qck ) ioptio = ioptio + 1 |
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| 197 | IF( lk_esopa ) ioptio = 1 |
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| 198 | |
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| 199 | IF( ioptio /= 1 ) CALL ctl_stop( 'Choose ONE advection scheme in namelist namtrc_adv' ) |
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| 200 | |
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| 201 | ! ! Set nadv |
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| 202 | IF( ln_trcadv_cen2 ) nadv = 1 |
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| 203 | IF( ln_trcadv_tvd ) nadv = 2 |
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| 204 | IF( ln_trcadv_muscl ) nadv = 3 |
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| 205 | IF( ln_trcadv_muscl2 ) nadv = 4 |
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| 206 | IF( ln_trcadv_ubs ) nadv = 5 |
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| 207 | IF( ln_trcadv_qck ) nadv = 6 |
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| 208 | IF( lk_esopa ) nadv = -1 |
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| 209 | |
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| 210 | IF(lwp) THEN ! Print the choice |
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| 211 | WRITE(numout,*) |
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| 212 | IF( nadv == 1 ) WRITE(numout,*) ' 2nd order scheme is used' |
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| 213 | IF( nadv == 2 ) WRITE(numout,*) ' TVD scheme is used' |
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| 214 | IF( nadv == 3 ) WRITE(numout,*) ' MUSCL scheme is used' |
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| 215 | IF( nadv == 4 ) WRITE(numout,*) ' MUSCL2 scheme is used' |
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| 216 | IF( nadv == 5 ) WRITE(numout,*) ' UBS scheme is used' |
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| 217 | IF( nadv == 6 ) WRITE(numout,*) ' QUICKEST scheme is used' |
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| 218 | IF( nadv == -1 ) WRITE(numout,*) ' esopa test: use all advection scheme' |
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| 219 | ENDIF |
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| 220 | ! |
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| 221 | END SUBROUTINE trc_adv_ctl |
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[2715] | 222 | |
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[2030] | 223 | #else |
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| 224 | !!---------------------------------------------------------------------- |
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| 225 | !! Default option Empty module |
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| 226 | !!---------------------------------------------------------------------- |
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| 227 | CONTAINS |
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| 228 | SUBROUTINE trc_adv( kt ) |
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| 229 | INTEGER, INTENT(in) :: kt |
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| 230 | WRITE(*,*) 'trc_adv: You should not have seen this print! error?', kt |
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| 231 | END SUBROUTINE trc_adv |
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| 232 | #endif |
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[2715] | 233 | |
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[2030] | 234 | !!====================================================================== |
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| 235 | END MODULE trcadv |
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