- Timestamp:
- 2016-01-08T10:35:19+01:00 (8 years ago)
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- 1 edited
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branches/2014/dev_r4704_NOC5_MPP_BDY_UPDATE/NEMOGCM/NEMO/OPA_SRC/TRA/trazdf.F90
r3294 r6225 9 9 10 10 !!---------------------------------------------------------------------- 11 !! tra_zdf : Update the tracer trend with the vertical diffusion12 !! tra_zdf_init : initialisation of the computation11 !! tra_zdf : Update the tracer trend with the vertical diffusion 12 !! tra_zdf_init : initialisation of the computation 13 13 !!---------------------------------------------------------------------- 14 USE oce ! ocean dynamics and tracers variables 15 USE dom_oce ! ocean space and time domain variables 16 USE domvvl ! variable volume 17 USE phycst ! physical constant 18 USE zdf_oce ! ocean vertical physics variables 19 USE sbc_oce ! surface boundary condition: ocean 20 USE dynspg_oce 21 22 USE trazdf_exp ! vertical diffusion: explicit (tra_zdf_exp routine) 23 USE trazdf_imp ! vertical diffusion: implicit (tra_zdf_imp routine) 24 25 USE ldftra_oce ! ocean active tracers: lateral physics 26 USE trdmod_oce ! ocean active tracers: lateral physics 27 USE trdtra ! ocean tracers trends 28 USE in_out_manager ! I/O manager 29 USE prtctl ! Print control 30 USE lbclnk ! ocean lateral boundary conditions (or mpp link) 31 USE lib_mpp ! MPP library 32 USE wrk_nemo ! Memory allocation 33 USE timing ! Timing 34 14 USE oce ! ocean dynamics and tracers variables 15 USE dom_oce ! ocean space and time domain variables 16 USE domvvl ! variable volume 17 USE phycst ! physical constant 18 USE zdf_oce ! ocean vertical physics variables 19 USE sbc_oce ! surface boundary condition: ocean 20 USE ldftra ! lateral diffusion: eddy diffusivity 21 USE ldfslp ! lateral diffusion: iso-neutral slope 22 USE trazdf_exp ! vertical diffusion: explicit (tra_zdf_exp routine) 23 USE trazdf_imp ! vertical diffusion: implicit (tra_zdf_imp routine) 24 USE trd_oce ! trends: ocean variables 25 USE trdtra ! trends: tracer trend manager 26 ! 27 USE in_out_manager ! I/O manager 28 USE prtctl ! Print control 29 USE lbclnk ! ocean lateral boundary conditions (or mpp link) 30 USE lib_mpp ! MPP library 31 USE wrk_nemo ! Memory allocation 32 USE timing ! Timing 35 33 36 34 IMPLICIT NONE … … 43 41 44 42 !! * Substitutions 45 # include "domzgr_substitute.h90"46 43 # include "zdfddm_substitute.h90" 47 44 # include "vectopt_loop_substitute.h90" 48 45 !!---------------------------------------------------------------------- 49 !! NEMO/OPA 3. 3 , NEMO Consortium (2010)46 !! NEMO/OPA 3.7 , NEMO Consortium (2015) 50 47 !! $Id$ 51 48 !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) … … 60 57 !!--------------------------------------------------------------------- 61 58 INTEGER, INTENT( in ) :: kt ! ocean time-step index 62 ! !59 ! 63 60 INTEGER :: jk ! Dummy loop indices 64 61 REAL(wp), POINTER, DIMENSION(:,:,:) :: ztrdt, ztrds ! 3D workspace … … 68 65 ! 69 66 IF( neuler == 0 .AND. kt == nit000 ) THEN ! at nit000 70 r2dt ra(:) = rdttra(:) ! = rdtra(restarting with Euler time stepping)67 r2dt = rdt ! = rdt (restarting with Euler time stepping) 71 68 ELSEIF( kt <= nit000 + 1) THEN ! at nit000 or nit000+1 72 r2dt ra(:) = 2. * rdttra(:) ! = 2 rdttra(leapfrog)69 r2dt = 2. * rdt ! = 2 rdt (leapfrog) 73 70 ENDIF 74 71 ! 75 72 IF( l_trdtra ) THEN !* Save ta and sa trends 76 73 CALL wrk_alloc( jpi, jpj, jpk, ztrdt, ztrds ) … … 78 75 ztrds(:,:,:) = tsa(:,:,:,jp_sal) 79 76 ENDIF 80 77 ! 81 78 SELECT CASE ( nzdf ) ! compute lateral mixing trend and add it to the general trend 82 CASE ( 0 ) ; CALL tra_zdf_exp( kt, nit000, 'TRA', r2dtra, nn_zdfexp, tsb, tsa, jpts ) ! explicit scheme 83 CASE ( 1 ) ; CALL tra_zdf_imp( kt, nit000, 'TRA', r2dtra, tsb, tsa, jpts ) ! implicit scheme 84 CASE ( -1 ) ! esopa: test all possibility with control print 85 CALL tra_zdf_exp( kt, nit000, 'TRA', r2dtra, nn_zdfexp, tsb, tsa, jpts ) 86 CALL prt_ctl( tab3d_1=tsa(:,:,:,jp_tem), clinfo1=' zdf0 - Ta: ', mask1=tmask, & 87 & tab3d_2=tsa(:,:,:,jp_sal), clinfo2= ' Sa: ', mask2=tmask, clinfo3='tra' ) 88 CALL tra_zdf_imp( kt, nit000, 'TRA', r2dtra, tsb, tsa, jpts ) 89 CALL prt_ctl( tab3d_1=tsa(:,:,:,jp_tem), clinfo1=' zdf1 - Ta: ', mask1=tmask, & 90 & tab3d_2=tsa(:,:,:,jp_sal), clinfo2= ' Sa: ', mask2=tmask, clinfo3='tra' ) 79 CASE ( 0 ) ; CALL tra_zdf_exp( kt, nit000, 'TRA', r2dt, nn_zdfexp, tsb, tsa, jpts ) ! explicit scheme 80 CASE ( 1 ) ; CALL tra_zdf_imp( kt, nit000, 'TRA', r2dt, tsb, tsa, jpts ) ! implicit scheme 91 81 END SELECT 82 !!gm WHY here ! and I don't like that ! 83 ! DRAKKAR SSS control { 84 ! JMM avoid negative salinities near river outlet ! Ugly fix 85 ! JMM : restore negative salinities to small salinities: 86 WHERE( tsa(:,:,:,jp_sal) < 0._wp ) tsa(:,:,:,jp_sal) = 0.1_wp 87 !!gm 92 88 93 89 IF( l_trdtra ) THEN ! save the vertical diffusive trends for further diagnostics 94 90 DO jk = 1, jpkm1 95 ztrdt(:,:,jk) = ( ( tsa(:,:,jk,jp_tem) - tsb(:,:,jk,jp_tem) ) / r2dt ra(jk)) - ztrdt(:,:,jk)96 ztrds(:,:,jk) = ( ( tsa(:,:,jk,jp_sal) - tsb(:,:,jk,jp_sal) ) / r2dt ra(jk)) - ztrds(:,:,jk)91 ztrdt(:,:,jk) = ( ( tsa(:,:,jk,jp_tem) - tsb(:,:,jk,jp_tem) ) / r2dt ) - ztrdt(:,:,jk) 92 ztrds(:,:,jk) = ( ( tsa(:,:,jk,jp_sal) - tsb(:,:,jk,jp_sal) ) / r2dt ) - ztrds(:,:,jk) 97 93 END DO 98 CALL trd_tra( kt, 'TRA', jp_tem, jptra_trd_zdf, ztrdt ) 99 CALL trd_tra( kt, 'TRA', jp_sal, jptra_trd_zdf, ztrds ) 94 !!gm this should be moved in trdtra.F90 and done on all trends 95 CALL lbc_lnk( ztrdt, 'T', 1. ) 96 CALL lbc_lnk( ztrds, 'T', 1. ) 97 !!gm 98 CALL trd_tra( kt, 'TRA', jp_tem, jptra_zdf, ztrdt ) 99 CALL trd_tra( kt, 'TRA', jp_sal, jptra_zdf, ztrds ) 100 100 CALL wrk_dealloc( jpi, jpj, jpk, ztrdt, ztrds ) 101 101 ENDIF 102 103 102 ! ! print mean trends (used for debugging) 104 103 IF(ln_ctl) CALL prt_ctl( tab3d_1=tsa(:,:,:,jp_tem), clinfo1=' zdf - Ta: ', mask1=tmask, & … … 119 118 !! nzdf = 0 explicit (time-splitting) scheme (ln_zdfexp=T) 120 119 !! = 1 implicit (euler backward) scheme (ln_zdfexp=F) 121 !! NB: rotation of lateral mixing operator or TKE or KPP scheme,122 !! theimplicit scheme is required.120 !! NB: rotation of lateral mixing operator or TKE & GLS schemes, 121 !! an implicit scheme is required. 123 122 !!---------------------------------------------------------------------- 124 123 USE zdftke 125 124 USE zdfgls 126 USE zdfkpp127 125 !!---------------------------------------------------------------------- 128 126 ! 129 127 ! Choice from ln_zdfexp already read in namelist in zdfini module 130 128 IF( ln_zdfexp ) THEN ; nzdf = 0 ! use explicit scheme 131 129 ELSE ; nzdf = 1 ! use implicit scheme 132 130 ENDIF 133 131 ! 134 132 ! Force implicit schemes 135 IF( lk_zdftke .OR. lk_zdfgls .OR. lk_zdfkpp ) nzdf = 1 ! TKE, GLS or KPPphysics136 IF( ln_traldf_iso ) nzdf = 1! iso-neutral lateral physics137 IF( ln_traldf_hor .AND. ln_sco ) nzdf = 1! horizontal lateral physics in s-coordinate133 IF( lk_zdftke .OR. lk_zdfgls ) nzdf = 1 ! TKE, or GLS physics 134 IF( ln_traldf_iso ) nzdf = 1 ! iso-neutral lateral physics 135 IF( ln_traldf_hor .AND. ln_sco ) nzdf = 1 ! horizontal lateral physics in s-coordinate 138 136 IF( ln_zdfexp .AND. nzdf == 1 ) CALL ctl_stop( 'tra_zdf : If using the rotation of lateral mixing operator', & 139 & ' TKE or KPP scheme, the implicit scheme is required, set ln_zdfexp = .false.' ) 140 141 ! Test: esopa 142 IF( lk_esopa ) nzdf = -1 ! All schemes used 143 137 & ' GLS or TKE scheme, the implicit scheme is required, set ln_zdfexp = .false.' ) 138 ! 144 139 IF(lwp) THEN 145 140 WRITE(numout,*) 146 141 WRITE(numout,*) 'tra_zdf_init : vertical tracer physics scheme' 147 142 WRITE(numout,*) '~~~~~~~~~~~' 148 IF( nzdf == -1 ) WRITE(numout,*) ' ESOPA test All scheme used'149 143 IF( nzdf == 0 ) WRITE(numout,*) ' Explicit time-splitting scheme' 150 144 IF( nzdf == 1 ) WRITE(numout,*) ' Implicit (euler backward) scheme'
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