[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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[5836] | 6 | !! History : 2.0 ! 2005-11 (G. Madec) Original code |
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| 7 | !! 3.0 ! 2010-06 (C. Ethe) Adapted to passive tracers |
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| 8 | !! 3.7 ! 2014-05 (G. Madec, C. Ethe) Add 2nd/4th order cases for CEN and FCT schemes |
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[9019] | 9 | !! 4.0 ! 2017-09 (G. Madec) remove vertical time-splitting option |
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[2030] | 10 | !!---------------------------------------------------------------------- |
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| 11 | #if defined key_top |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! 'key_top' TOP models |
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| 14 | !!---------------------------------------------------------------------- |
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[5836] | 15 | !! trc_adv : compute ocean tracer advection trend |
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| 16 | !! trc_adv_ini : control the different options of advection scheme |
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[2030] | 17 | !!---------------------------------------------------------------------- |
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[5836] | 18 | USE oce_trc ! ocean dynamics and active tracers |
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| 19 | USE trc ! ocean passive tracers variables |
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[9019] | 20 | USE sbcwave ! wave module |
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| 21 | USE sbc_oce ! surface boundary condition: ocean |
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[5836] | 22 | USE traadv_cen ! centered scheme (tra_adv_cen routine) |
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| 23 | USE traadv_fct ! FCT scheme (tra_adv_fct routine) |
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| 24 | USE traadv_mus ! MUSCL scheme (tra_adv_mus routine) |
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| 25 | USE traadv_ubs ! UBS scheme (tra_adv_ubs routine) |
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| 26 | USE traadv_qck ! QUICKEST scheme (tra_adv_qck routine) |
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[9531] | 27 | USE tramle ! ML eddy induced transport (tra_adv_mle routine) |
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[9019] | 28 | USE ldftra ! lateral diffusion: eddy diffusivity & EIV coeff. |
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[5836] | 29 | USE ldfslp ! Lateral diffusion: slopes of neutral surfaces |
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| 30 | ! |
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[9019] | 31 | USE prtctl_trc ! control print |
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| 32 | USE timing ! Timing |
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[2030] | 33 | |
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| 34 | IMPLICIT NONE |
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| 35 | PRIVATE |
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| 36 | |
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[9019] | 37 | PUBLIC trc_adv ! called by trctrp.F90 |
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| 38 | PUBLIC trc_adv_ini ! called by trcini.F90 |
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[2082] | 39 | |
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[5836] | 40 | ! !!* Namelist namtrc_adv * |
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[9526] | 41 | LOGICAL :: ln_trcadv_OFF ! no advection on passive tracers |
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[5836] | 42 | LOGICAL :: ln_trcadv_cen ! centered scheme flag |
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| 43 | INTEGER :: nn_cen_h, nn_cen_v ! =2/4 : horizontal and vertical choices of the order of CEN scheme |
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| 44 | LOGICAL :: ln_trcadv_fct ! FCT scheme flag |
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| 45 | INTEGER :: nn_fct_h, nn_fct_v ! =2/4 : horizontal and vertical choices of the order of FCT scheme |
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| 46 | LOGICAL :: ln_trcadv_mus ! MUSCL scheme flag |
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| 47 | LOGICAL :: ln_mus_ups ! use upstream scheme in vivcinity of river mouths |
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| 48 | LOGICAL :: ln_trcadv_ubs ! UBS scheme flag |
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| 49 | INTEGER :: nn_ubs_v ! =2/4 : vertical choice of the order of UBS scheme |
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| 50 | LOGICAL :: ln_trcadv_qck ! QUICKEST scheme flag |
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| 51 | |
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[9019] | 52 | INTEGER :: nadv ! choice of the type of advection scheme |
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| 53 | ! ! associated indices: |
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[5836] | 54 | INTEGER, PARAMETER :: np_NO_adv = 0 ! no T-S advection |
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| 55 | INTEGER, PARAMETER :: np_CEN = 1 ! 2nd/4th order centered scheme |
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| 56 | INTEGER, PARAMETER :: np_FCT = 2 ! 2nd/4th order Flux Corrected Transport scheme |
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[9019] | 57 | INTEGER, PARAMETER :: np_MUS = 3 ! MUSCL scheme |
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| 58 | INTEGER, PARAMETER :: np_UBS = 4 ! 3rd order Upstream Biased Scheme |
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| 59 | INTEGER, PARAMETER :: np_QCK = 5 ! QUICK scheme |
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[12779] | 60 | |
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| 61 | # include "domzgr_substitute.h90" |
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[2030] | 62 | !!---------------------------------------------------------------------- |
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[9598] | 63 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[7753] | 64 | !! $Id$ |
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[10068] | 65 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[2030] | 66 | !!---------------------------------------------------------------------- |
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| 67 | CONTAINS |
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| 68 | |
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[12377] | 69 | SUBROUTINE trc_adv( kt, Kbb, Kmm, ptr, Krhs ) |
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[2030] | 70 | !!---------------------------------------------------------------------- |
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| 71 | !! *** ROUTINE trc_adv *** |
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| 72 | !! |
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| 73 | !! ** Purpose : compute the ocean tracer advection trend. |
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| 74 | !! |
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[12377] | 75 | !! ** Method : - Update after tracers (tr(Krhs)) with the advection term following nadv |
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[2030] | 76 | !!---------------------------------------------------------------------- |
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[12377] | 77 | INTEGER , INTENT(in) :: kt ! ocean time-step index |
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| 78 | INTEGER , INTENT(in) :: Kbb, Kmm, Krhs ! time level indices |
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| 79 | REAL(wp), DIMENSION(jpi,jpj,jpk,jptra,jpt), INTENT(inout) :: ptr ! passive tracers and RHS of tracer equation |
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[2030] | 80 | ! |
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[7753] | 81 | INTEGER :: jk ! dummy loop index |
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[2715] | 82 | CHARACTER (len=22) :: charout |
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[12377] | 83 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zuu, zvv, zww ! effective velocity |
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[2030] | 84 | !!---------------------------------------------------------------------- |
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[2715] | 85 | ! |
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[9019] | 86 | IF( ln_timing ) CALL timing_start('trc_adv') |
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[3294] | 87 | ! |
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[9019] | 88 | ! !== effective transport ==! |
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[7646] | 89 | IF( l_offline ) THEN |
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[12377] | 90 | zuu(:,:,:) = uu(:,:,:,Kmm) ! already in (uu(Kmm),vv(Kmm),ww) |
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| 91 | zvv(:,:,:) = vv(:,:,:,Kmm) |
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| 92 | zww(:,:,:) = ww(:,:,:) |
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[9019] | 93 | ELSE ! build the effective transport |
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[12377] | 94 | zuu(:,:,jpk) = 0._wp |
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| 95 | zvv(:,:,jpk) = 0._wp |
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| 96 | zww(:,:,jpk) = 0._wp |
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[9019] | 97 | IF( ln_wave .AND. ln_sdw ) THEN |
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| 98 | DO jk = 1, jpkm1 ! eulerian transport + Stokes Drift |
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[12377] | 99 | zuu(:,:,jk) = e2u (:,:) * e3u(:,:,jk,Kmm) * ( uu(:,:,jk,Kmm) + usd(:,:,jk) ) |
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| 100 | zvv(:,:,jk) = e1v (:,:) * e3v(:,:,jk,Kmm) * ( vv(:,:,jk,Kmm) + vsd(:,:,jk) ) |
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| 101 | zww(:,:,jk) = e1e2t(:,:) * ( ww(:,:,jk) + wsd(:,:,jk) ) |
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[9019] | 102 | END DO |
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| 103 | ELSE |
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| 104 | DO jk = 1, jpkm1 |
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[12377] | 105 | zuu(:,:,jk) = e2u (:,:) * e3u(:,:,jk,Kmm) * uu(:,:,jk,Kmm) ! eulerian transport |
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| 106 | zvv(:,:,jk) = e1v (:,:) * e3v(:,:,jk,Kmm) * vv(:,:,jk,Kmm) |
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| 107 | zww(:,:,jk) = e1e2t(:,:) * ww(:,:,jk) |
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[9019] | 108 | END DO |
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| 109 | ENDIF |
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[7646] | 110 | ! |
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| 111 | IF( ln_vvl_ztilde .OR. ln_vvl_layer ) THEN ! add z-tilde and/or vvl corrections |
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[12377] | 112 | zuu(:,:,:) = zuu(:,:,:) + un_td(:,:,:) |
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| 113 | zvv(:,:,:) = zvv(:,:,:) + vn_td(:,:,:) |
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[7646] | 114 | ENDIF |
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| 115 | ! |
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| 116 | IF( ln_ldfeiv .AND. .NOT. ln_traldf_triad ) & |
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[12377] | 117 | & CALL ldf_eiv_trp( kt, nittrc000, zuu, zvv, zww, 'TRC', Kmm, Krhs ) ! add the eiv transport |
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[7646] | 118 | ! |
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[12377] | 119 | IF( ln_mle ) CALL tra_mle_trp( kt, nittrc000, zuu, zvv, zww, 'TRC', Kmm ) ! add the mle transport |
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[7646] | 120 | ! |
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[4610] | 121 | ENDIF |
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| 122 | ! |
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[5836] | 123 | SELECT CASE ( nadv ) !== compute advection trend and add it to general trend ==! |
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| 124 | ! |
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[9019] | 125 | CASE ( np_CEN ) ! Centered : 2nd / 4th order |
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[12377] | 126 | CALL tra_adv_cen( kt, nittrc000,'TRC', zuu, zvv, zww, Kmm, ptr, jptra, Krhs, nn_cen_h, nn_cen_v ) |
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[9019] | 127 | CASE ( np_FCT ) ! FCT : 2nd / 4th order |
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[12724] | 128 | CALL tra_adv_fct( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, nn_fct_h, nn_fct_v ) |
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[9019] | 129 | CASE ( np_MUS ) ! MUSCL |
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[12724] | 130 | CALL tra_adv_mus( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, ln_mus_ups ) |
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[9019] | 131 | CASE ( np_UBS ) ! UBS |
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[12724] | 132 | CALL tra_adv_ubs( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs, nn_ubs_v ) |
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[9019] | 133 | CASE ( np_QCK ) ! QUICKEST |
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[12724] | 134 | CALL tra_adv_qck( kt, nittrc000,'TRC', rDt_trc, zuu, zvv, zww, Kbb, Kmm, ptr, jptra, Krhs ) |
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[5836] | 135 | ! |
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[2030] | 136 | END SELECT |
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[5836] | 137 | ! |
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[12377] | 138 | IF( sn_cfctl%l_prttrc ) THEN !== print mean trends (used for debugging) |
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[9019] | 139 | WRITE(charout, FMT="('adv ')") |
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| 140 | CALL prt_ctl_trc_info(charout) |
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[12377] | 141 | CALL prt_ctl_trc( tab4d=tr(:,:,:,:,Krhs), mask=tmask, clinfo=ctrcnm, clinfo2='trd' ) |
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[2030] | 142 | END IF |
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| 143 | ! |
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[9019] | 144 | IF( ln_timing ) CALL timing_stop('trc_adv') |
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[2715] | 145 | ! |
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[2030] | 146 | END SUBROUTINE trc_adv |
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| 147 | |
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| 148 | |
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[5836] | 149 | SUBROUTINE trc_adv_ini |
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[2030] | 150 | !!--------------------------------------------------------------------- |
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[5836] | 151 | !! *** ROUTINE trc_adv_ini *** |
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[2030] | 152 | !! |
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[9019] | 153 | !! ** Purpose : Control the consistency between namelist options for |
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[2030] | 154 | !! passive tracer advection schemes and set nadv |
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| 155 | !!---------------------------------------------------------------------- |
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[9169] | 156 | INTEGER :: ioptio, ios ! Local integer |
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[5836] | 157 | !! |
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[9526] | 158 | NAMELIST/namtrc_adv/ ln_trcadv_OFF, & ! No advection |
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[9019] | 159 | & ln_trcadv_cen, nn_cen_h, nn_cen_v, & ! CEN |
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| 160 | & ln_trcadv_fct, nn_fct_h, nn_fct_v, & ! FCT |
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| 161 | & ln_trcadv_mus, ln_mus_ups, & ! MUSCL |
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| 162 | & ln_trcadv_ubs, nn_ubs_v, & ! UBS |
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| 163 | & ln_trcadv_qck ! QCK |
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[2030] | 164 | !!---------------------------------------------------------------------- |
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[5836] | 165 | ! |
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[9019] | 166 | ! !== Namelist ==! |
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[5836] | 167 | READ ( numnat_ref, namtrc_adv, IOSTAT = ios, ERR = 901) |
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[11536] | 168 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namtrc_adv in reference namelist' ) |
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[5836] | 169 | READ ( numnat_cfg, namtrc_adv, IOSTAT = ios, ERR = 902 ) |
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[11536] | 170 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'namtrc_adv in configuration namelist' ) |
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[5836] | 171 | IF(lwm) WRITE ( numont, namtrc_adv ) |
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[9019] | 172 | ! |
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| 173 | IF(lwp) THEN ! Namelist print |
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[5836] | 174 | WRITE(numout,*) |
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| 175 | WRITE(numout,*) 'trc_adv_ini : choice/control of the tracer advection scheme' |
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| 176 | WRITE(numout,*) '~~~~~~~~~~~' |
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| 177 | WRITE(numout,*) ' Namelist namtrc_adv : chose a advection scheme for tracers' |
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[9526] | 178 | WRITE(numout,*) ' No advection on passive tracers ln_trcadv_OFF = ', ln_trcadv_OFF |
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[5836] | 179 | WRITE(numout,*) ' centered scheme ln_trcadv_cen = ', ln_trcadv_cen |
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| 180 | WRITE(numout,*) ' horizontal 2nd/4th order nn_cen_h = ', nn_fct_h |
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| 181 | WRITE(numout,*) ' vertical 2nd/4th order nn_cen_v = ', nn_fct_v |
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| 182 | WRITE(numout,*) ' Flux Corrected Transport scheme ln_trcadv_fct = ', ln_trcadv_fct |
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| 183 | WRITE(numout,*) ' horizontal 2nd/4th order nn_fct_h = ', nn_fct_h |
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| 184 | WRITE(numout,*) ' vertical 2nd/4th order nn_fct_v = ', nn_fct_v |
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| 185 | WRITE(numout,*) ' MUSCL scheme ln_trcadv_mus = ', ln_trcadv_mus |
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| 186 | WRITE(numout,*) ' + upstream scheme near river mouths ln_mus_ups = ', ln_mus_ups |
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| 187 | WRITE(numout,*) ' UBS scheme ln_trcadv_ubs = ', ln_trcadv_ubs |
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| 188 | WRITE(numout,*) ' vertical 2nd/4th order nn_ubs_v = ', nn_ubs_v |
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| 189 | WRITE(numout,*) ' QUICKEST scheme ln_trcadv_qck = ', ln_trcadv_qck |
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| 190 | ENDIF |
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| 191 | ! |
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[9019] | 192 | ! !== Parameter control & set nadv ==! |
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| 193 | ioptio = 0 |
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[9526] | 194 | IF( ln_trcadv_OFF ) THEN ; ioptio = ioptio + 1 ; nadv = np_NO_adv ; ENDIF |
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| 195 | IF( ln_trcadv_cen ) THEN ; ioptio = ioptio + 1 ; nadv = np_CEN ; ENDIF |
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| 196 | IF( ln_trcadv_fct ) THEN ; ioptio = ioptio + 1 ; nadv = np_FCT ; ENDIF |
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| 197 | IF( ln_trcadv_mus ) THEN ; ioptio = ioptio + 1 ; nadv = np_MUS ; ENDIF |
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| 198 | IF( ln_trcadv_ubs ) THEN ; ioptio = ioptio + 1 ; nadv = np_UBS ; ENDIF |
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| 199 | IF( ln_trcadv_qck ) THEN ; ioptio = ioptio + 1 ; nadv = np_QCK ; ENDIF |
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[5836] | 200 | ! |
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[9019] | 201 | IF( ioptio /= 1 ) CALL ctl_stop( 'trc_adv_ini: Choose ONE advection option in namelist namtrc_adv' ) |
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[5836] | 202 | ! |
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| 203 | IF( ln_trcadv_cen .AND. ( nn_cen_h /= 2 .AND. nn_cen_h /= 4 ) & |
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| 204 | .AND. ( nn_cen_v /= 2 .AND. nn_cen_v /= 4 ) ) THEN |
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[9019] | 205 | CALL ctl_stop( 'trc_adv_ini: CEN scheme, choose 2nd or 4th order' ) |
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[5836] | 206 | ENDIF |
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| 207 | IF( ln_trcadv_fct .AND. ( nn_fct_h /= 2 .AND. nn_fct_h /= 4 ) & |
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| 208 | .AND. ( nn_fct_v /= 2 .AND. nn_fct_v /= 4 ) ) THEN |
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[9019] | 209 | CALL ctl_stop( 'trc_adv_ini: FCT scheme, choose 2nd or 4th order' ) |
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[5836] | 210 | ENDIF |
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| 211 | IF( ln_trcadv_ubs .AND. ( nn_ubs_v /= 2 .AND. nn_ubs_v /= 4 ) ) THEN |
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[9019] | 212 | CALL ctl_stop( 'trc_adv_ini: UBS scheme, choose 2nd or 4th order' ) |
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[5836] | 213 | ENDIF |
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| 214 | IF( ln_trcadv_ubs .AND. nn_ubs_v == 4 ) THEN |
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[9019] | 215 | CALL ctl_warn( 'trc_adv_ini: UBS scheme, only 2nd FCT scheme available on the vertical. It will be used' ) |
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[5836] | 216 | ENDIF |
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| 217 | IF( ln_isfcav ) THEN ! ice-shelf cavities |
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[9019] | 218 | IF( ln_trcadv_cen .AND. nn_cen_v == 4 .OR. & ! NO 4th order with ISF |
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| 219 | & ln_trcadv_fct .AND. nn_fct_v == 4 ) CALL ctl_stop( 'tra_adv_ini: 4th order COMPACT scheme not allowed with ISF' ) |
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[5836] | 220 | ENDIF |
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| 221 | ! |
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[9019] | 222 | ! !== Print the choice ==! |
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| 223 | IF(lwp) THEN |
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[2030] | 224 | WRITE(numout,*) |
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[9019] | 225 | SELECT CASE ( nadv ) |
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| 226 | CASE( np_NO_adv ) ; WRITE(numout,*) ' ===>> NO passive tracer advection' |
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| 227 | CASE( np_CEN ) ; WRITE(numout,*) ' ===>> CEN scheme is used. Horizontal order: ', nn_cen_h, & |
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| 228 | & ' Vertical order: ', nn_cen_v |
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| 229 | CASE( np_FCT ) ; WRITE(numout,*) ' ===>> FCT scheme is used. Horizontal order: ', nn_fct_h, & |
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| 230 | & ' Vertical order: ', nn_fct_v |
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| 231 | CASE( np_MUS ) ; WRITE(numout,*) ' ===>> MUSCL scheme is used' |
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| 232 | CASE( np_UBS ) ; WRITE(numout,*) ' ===>> UBS scheme is used' |
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| 233 | CASE( np_QCK ) ; WRITE(numout,*) ' ===>> QUICKEST scheme is used' |
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| 234 | END SELECT |
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[2030] | 235 | ENDIF |
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| 236 | ! |
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[5836] | 237 | END SUBROUTINE trc_adv_ini |
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[2715] | 238 | |
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[2030] | 239 | #endif |
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[2715] | 240 | |
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[2030] | 241 | !!====================================================================== |
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| 242 | END MODULE trcadv |
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