| 1 | MODULE trdtra |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE trdtra *** |
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| 4 | !! Ocean diagnostics: ocean tracers trends pre-processing |
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| 5 | !!===================================================================== |
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| 6 | !! History : 3.3 ! 2010-06 (C. Ethe) creation for the TRA/TRC merge |
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| 7 | !! 3.5 ! 2012-02 (G. Madec) update the comments |
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| 8 | !!---------------------------------------------------------------------- |
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| 9 | |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! trd_tra : pre-process the tracer trends |
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| 12 | !! trd_tra_adv : transform a div(U.T) trend into a U.grad(T) trend |
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| 13 | !! trd_tra_mng : tracer trend manager: dispatch to the diagnostic modules |
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| 14 | !! trd_tra_iom : output 3D tracer trends using IOM |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | USE oce ! ocean dynamics and tracers variables |
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| 17 | USE dom_oce ! ocean domain |
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| 18 | USE sbc_oce ! surface boundary condition: ocean |
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| 19 | USE zdf_oce ! ocean vertical physics |
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| 20 | USE trd_oce ! trends: ocean variables |
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| 21 | USE trdtrc ! ocean passive mixed layer tracers trends |
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| 22 | # if defined key_top |
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| 23 | USE trc, ONLY: tra ! tracer definitions (trn, trb, tra, etc.) |
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| 24 | # endif |
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| 25 | USE trdglo ! trends: global domain averaged |
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| 26 | USE trdpen ! trends: Potential ENergy |
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| 27 | USE trdmxl ! ocean active mixed layer tracers trends |
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| 28 | USE ldftra_oce ! ocean active tracers lateral physics |
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| 29 | USE zdfddm ! vertical physics: double diffusion |
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| 30 | USE phycst ! physical constants |
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| 31 | USE in_out_manager ! I/O manager |
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| 32 | USE iom ! I/O manager library |
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| 33 | USE lib_mpp ! MPP library |
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| 34 | USE stopack |
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| 35 | USE wrk_nemo ! Memory allocation |
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| 36 | |
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| 37 | IMPLICIT NONE |
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| 38 | PRIVATE |
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| 39 | |
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| 40 | PUBLIC trd_tra ! called by all tra_... modules |
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| 41 | |
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| 42 | REAL(wp) :: r2dt ! time-step, = 2 rdttra except at nit000 (=rdttra) if neuler=0 |
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| 43 | |
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| 44 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: trdtx, trdty, trdt ! use to store the temperature trends |
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| 45 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: avt_evd ! store avt_evd to calculate EVD trend |
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| 46 | |
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| 47 | !! * Substitutions |
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| 48 | # include "domzgr_substitute.h90" |
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| 49 | # include "zdfddm_substitute.h90" |
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| 50 | # include "vectopt_loop_substitute.h90" |
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| 51 | !!---------------------------------------------------------------------- |
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| 52 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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| 53 | !! $Id$ |
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| 54 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 55 | !!---------------------------------------------------------------------- |
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| 56 | CONTAINS |
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| 57 | |
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| 58 | INTEGER FUNCTION trd_tra_alloc() |
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| 59 | !!--------------------------------------------------------------------- |
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| 60 | !! *** FUNCTION trd_tra_alloc *** |
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| 61 | !!--------------------------------------------------------------------- |
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| 62 | ALLOCATE( trdtx(jpi,jpj,jpk) , trdty(jpi,jpj,jpk) , trdt(jpi,jpj,jpk) , avt_evd(jpi,jpj,jpk), STAT= trd_tra_alloc ) |
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| 63 | ! |
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| 64 | IF( lk_mpp ) CALL mpp_sum ( trd_tra_alloc ) |
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| 65 | IF( trd_tra_alloc /= 0 ) CALL ctl_warn('trd_tra_alloc: failed to allocate arrays') |
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| 66 | END FUNCTION trd_tra_alloc |
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| 67 | |
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| 68 | |
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| 69 | SUBROUTINE trd_tra( kt, ctype, ktra, ktrd, ptrd, pun, ptra ) |
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| 70 | !!--------------------------------------------------------------------- |
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| 71 | !! *** ROUTINE trd_tra *** |
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| 72 | !! |
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| 73 | !! ** Purpose : pre-process tracer trends |
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| 74 | !! |
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| 75 | !! ** Method : - mask the trend |
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| 76 | !! - advection (ptra present) converte the incoming flux (U.T) |
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| 77 | !! into trend (U.T => -U.grat(T)=div(U.T)-T.div(U)) through a |
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| 78 | !! call to trd_tra_adv |
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| 79 | !! - 'TRA' case : regroup T & S trends |
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| 80 | !! - send the trends to trd_tra_mng (trdtrc) for further processing |
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| 81 | !!---------------------------------------------------------------------- |
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| 82 | INTEGER , INTENT(in) :: kt ! time step |
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| 83 | CHARACTER(len=3) , INTENT(in) :: ctype ! tracers trends type 'TRA'/'TRC' |
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| 84 | INTEGER , INTENT(in) :: ktra ! tracer index |
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| 85 | INTEGER , INTENT(in) :: ktrd ! tracer trend index |
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| 86 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in) :: ptrd ! tracer trend or flux |
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| 87 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in), OPTIONAL :: pun ! now velocity |
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| 88 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in), OPTIONAL :: ptra ! now tracer variable |
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| 89 | ! |
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| 90 | INTEGER :: jk ! loop indices |
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| 91 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zwt, zws, ztrdt, ztrds ! 3D workspace |
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| 92 | !!---------------------------------------------------------------------- |
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| 93 | ! |
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| 94 | CALL wrk_alloc( jpi, jpj, jpk, ztrds ) |
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| 95 | ! |
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| 96 | IF( .NOT. ALLOCATED( trdtx ) ) THEN ! allocate trdtra arrays |
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| 97 | IF( trd_tra_alloc() /= 0 ) CALL ctl_stop( 'STOP', 'trd_tra : unable to allocate arrays' ) |
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| 98 | ENDIF |
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| 99 | |
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| 100 | IF( ctype == 'TRA' .AND. ktra == jp_tem ) THEN !== Temperature trend ==! |
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| 101 | ! |
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| 102 | SELECT CASE( ktrd ) |
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| 103 | ! ! advection: transform the advective flux into a trend |
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| 104 | CASE( jptra_xad ) ; CALL trd_tra_adv( ptrd, pun, ptra, 'X', trdtx ) |
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| 105 | CASE( jptra_yad ) ; CALL trd_tra_adv( ptrd, pun, ptra, 'Y', trdty ) |
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| 106 | CASE( jptra_zad ) ; CALL trd_tra_adv( ptrd, pun, ptra, 'Z', trdt ) |
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| 107 | CASE( jptra_bbc, & ! qsr, bbc: on temperature only, send to trd_tra_mng |
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| 108 | & jptra_qsr ) ; trdt(:,:,:) = ptrd(:,:,:) * tmask(:,:,:) |
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| 109 | ztrds(:,:,:) = 0._wp |
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| 110 | CALL trd_tra_mng( trdt, ztrds, ktrd, kt ) |
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| 111 | CASE( jptra_evd ) ; avt_evd(:,:,:) = ptrd(:,:,:) * tmask(:,:,:) |
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| 112 | CASE DEFAULT ! other trends: masked trends |
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| 113 | trdt(:,:,:) = ptrd(:,:,:) * tmask(:,:,:) ! mask & store |
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| 114 | END SELECT |
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| 115 | ! |
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| 116 | ENDIF |
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| 117 | |
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| 118 | IF( ctype == 'TRA' .AND. ktra == jp_sal ) THEN !== Salinity trends ==! |
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| 119 | ! |
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| 120 | SELECT CASE( ktrd ) |
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| 121 | ! ! advection: transform the advective flux into a trend |
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| 122 | ! ! and send T & S trends to trd_tra_mng |
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| 123 | CASE( jptra_xad ) ; CALL trd_tra_adv( ptrd , pun , ptra, 'X' , ztrds ) |
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| 124 | CALL trd_tra_mng( trdtx, ztrds, ktrd, kt ) |
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| 125 | CASE( jptra_yad ) ; CALL trd_tra_adv( ptrd , pun , ptra, 'Y' , ztrds ) |
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| 126 | CALL trd_tra_mng( trdty, ztrds, ktrd, kt ) |
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| 127 | CASE( jptra_zad ) ; CALL trd_tra_adv( ptrd , pun , ptra, 'Z' , ztrds ) |
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| 128 | CALL trd_tra_mng( trdt , ztrds, ktrd, kt ) |
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| 129 | CASE( jptra_zdfp ) ! diagnose the "PURE" Kz trend (here: just before the swap) |
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| 130 | ! ! iso-neutral diffusion case otherwise jptra_zdf is "PURE" |
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| 131 | CALL wrk_alloc( jpi, jpj, jpk, zwt, zws, ztrdt ) |
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| 132 | ! |
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| 133 | zwt(:,:, 1 ) = 0._wp ; zws(:,:, 1 ) = 0._wp ! vertical diffusive fluxes |
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| 134 | zwt(:,:,jpk) = 0._wp ; zws(:,:,jpk) = 0._wp |
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| 135 | DO jk = 2, jpk |
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| 136 | zwt(:,:,jk) = avt(:,:,jk) * ( tsa(:,:,jk-1,jp_tem) - tsa(:,:,jk,jp_tem) ) / fse3w(:,:,jk) * tmask(:,:,jk) |
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| 137 | zws(:,:,jk) = fsavs(:,:,jk) * ( tsa(:,:,jk-1,jp_sal) - tsa(:,:,jk,jp_sal) ) / fse3w(:,:,jk) * tmask(:,:,jk) |
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| 138 | END DO |
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| 139 | ! |
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| 140 | ztrdt(:,:,jpk) = 0._wp ; ztrds(:,:,jpk) = 0._wp |
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| 141 | DO jk = 1, jpkm1 |
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| 142 | ztrdt(:,:,jk) = ( zwt(:,:,jk) - zwt(:,:,jk+1) ) / fse3t(:,:,jk) |
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| 143 | ztrds(:,:,jk) = ( zws(:,:,jk) - zws(:,:,jk+1) ) / fse3t(:,:,jk) |
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| 144 | END DO |
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| 145 | CALL trd_tra_mng( ztrdt, ztrds, jptra_zdfp, kt ) |
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| 146 | ! |
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| 147 | ! ! Also calculate EVD trend at this point. |
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| 148 | zwt(:,:,:) = 0._wp ; zws(:,:,:) = 0._wp ! vertical diffusive fluxes |
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| 149 | DO jk = 2, jpk |
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| 150 | zwt(:,:,jk) = avt_evd(:,:,jk) * ( tsa(:,:,jk-1,jp_tem) - tsa(:,:,jk,jp_tem) ) / fse3w(:,:,jk) * tmask(:,:,jk) |
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| 151 | zws(:,:,jk) = avt_evd(:,:,jk) * ( tsa(:,:,jk-1,jp_sal) - tsa(:,:,jk,jp_sal) ) / fse3w(:,:,jk) * tmask(:,:,jk) |
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| 152 | END DO |
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| 153 | ! |
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| 154 | ztrdt(:,:,jpk) = 0._wp ; ztrds(:,:,jpk) = 0._wp |
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| 155 | DO jk = 1, jpkm1 |
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| 156 | ztrdt(:,:,jk) = ( zwt(:,:,jk) - zwt(:,:,jk+1) ) / fse3t(:,:,jk) |
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| 157 | ztrds(:,:,jk) = ( zws(:,:,jk) - zws(:,:,jk+1) ) / fse3t(:,:,jk) |
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| 158 | END DO |
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| 159 | CALL trd_tra_mng( ztrdt, ztrds, jptra_evd, kt ) |
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| 160 | ! |
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| 161 | CALL wrk_dealloc( jpi, jpj, jpk, zwt, zws, ztrdt ) |
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| 162 | ! |
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| 163 | CASE DEFAULT ! other trends: mask and send T & S trends to trd_tra_mng |
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| 164 | ztrds(:,:,:) = ptrd(:,:,:) * tmask(:,:,:) |
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| 165 | CALL trd_tra_mng( trdt, ztrds, ktrd, kt ) |
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| 166 | END SELECT |
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| 167 | ENDIF |
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| 168 | |
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| 169 | # if defined key_top |
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| 170 | IF( ctype == 'TRC' ) THEN !== passive tracer trend ==! |
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| 171 | ! |
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| 172 | SELECT CASE( ktrd ) |
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| 173 | ! ! advection: transform the advective flux into a masked trend |
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| 174 | CASE( jptra_xad ) ; CALL trd_tra_adv( ptrd , pun , ptra, 'X', ztrds ) |
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| 175 | CASE( jptra_yad ) ; CALL trd_tra_adv( ptrd , pun , ptra, 'Y', ztrds ) |
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| 176 | CASE( jptra_zad ) ; CALL trd_tra_adv( ptrd , pun , ptra, 'Z', ztrds ) |
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| 177 | CASE( jptra_zdfp ) ! diagnose the "PURE" Kz trend (here: just before the swap) |
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| 178 | ! ! iso-neutral diffusion case otherwise |
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| 179 | ! jptra_zdf is "PURE" |
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| 180 | CALL wrk_alloc( jpi, jpj, jpk, zws ) |
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| 181 | ! |
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| 182 | zws(:,:, 1 ) = 0._wp ! vertical diffusive fluxes |
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| 183 | zws(:,:,jpk) = 0._wp |
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| 184 | DO jk = 2, jpk |
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| 185 | zws(:,:,jk) = avt(:,:,jk) * (tra(:,:,jk-1,ktra) - tra(:,:,jk,ktra) ) / fse3w(:,:,jk) * tmask(:,:,jk) |
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| 186 | END DO |
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| 187 | ! |
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| 188 | ztrds(:,:,jpk) = 0._wp |
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| 189 | DO jk = 1, jpkm1 |
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| 190 | ztrds(:,:,jk) = ( zws(:,:,jk) - zws(:,:,jk+1) ) / fse3t(:,:,jk) |
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| 191 | END DO |
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| 192 | CALL wrk_dealloc( jpi, jpj, jpk, zws ) |
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| 193 | ! |
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| 194 | CASE DEFAULT ! other trends: just masked |
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| 195 | ztrds(:,:,:) = ptrd(:,:,:) * tmask(:,:,:) |
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| 196 | END SELECT |
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| 197 | ! ! send trend to trd_trc |
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| 198 | CALL trd_trc( ztrds, ktra, ktrd, kt ) |
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| 199 | ! |
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| 200 | ENDIF |
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| 201 | # endif |
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| 202 | ! |
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| 203 | CALL wrk_dealloc( jpi, jpj, jpk, ztrds ) |
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| 204 | ! |
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| 205 | END SUBROUTINE trd_tra |
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| 206 | |
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| 207 | |
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| 208 | SUBROUTINE trd_tra_adv( pf, pun, ptn, cdir, ptrd ) |
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| 209 | !!--------------------------------------------------------------------- |
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| 210 | !! *** ROUTINE trd_tra_adv *** |
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| 211 | !! |
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| 212 | !! ** Purpose : transformed a advective flux into a masked advective trends |
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| 213 | !! |
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| 214 | !! ** Method : use the following transformation: -div(U.T) = - U grad(T) + T.div(U) |
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| 215 | !! i-advective trends = -un. di-1[T] = -( di-1[fi] - tn di-1[un] ) |
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| 216 | !! j-advective trends = -un. di-1[T] = -( dj-1[fi] - tn dj-1[un] ) |
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| 217 | !! k-advective trends = -un. di+1[T] = -( dk+1[fi] - tn dk+1[un] ) |
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| 218 | !! where fi is the incoming advective flux. |
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| 219 | !!---------------------------------------------------------------------- |
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| 220 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in ) :: pf ! advective flux in one direction |
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| 221 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in ) :: pun ! now velocity in one direction |
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| 222 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT(in ) :: ptn ! now or before tracer |
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| 223 | CHARACTER(len=1) , INTENT(in ) :: cdir ! X/Y/Z direction |
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| 224 | REAL(wp), DIMENSION(jpi,jpj,jpk), INTENT( out) :: ptrd ! advective trend in one direction |
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| 225 | ! |
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| 226 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 227 | INTEGER :: ii, ij, ik ! index shift as function of the direction |
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| 228 | !!---------------------------------------------------------------------- |
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| 229 | ! |
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| 230 | SELECT CASE( cdir ) ! shift depending on the direction |
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| 231 | CASE( 'X' ) ; ii = 1 ; ij = 0 ; ik = 0 ! i-trend |
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| 232 | CASE( 'Y' ) ; ii = 0 ; ij = 1 ; ik = 0 ! j-trend |
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| 233 | CASE( 'Z' ) ; ii = 0 ; ij = 0 ; ik =-1 ! k-trend |
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| 234 | END SELECT |
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| 235 | ! |
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| 236 | ! ! set to zero uncomputed values |
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| 237 | ptrd(jpi,:,:) = 0._wp ; ptrd(1,:,:) = 0._wp |
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| 238 | ptrd(:,jpj,:) = 0._wp ; ptrd(:,1,:) = 0._wp |
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| 239 | ptrd(:,:,jpk) = 0._wp |
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| 240 | ! |
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| 241 | DO jk = 1, jpkm1 ! advective trend |
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| 242 | DO jj = 2, jpjm1 |
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| 243 | DO ji = fs_2, fs_jpim1 ! vector opt. |
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| 244 | ptrd(ji,jj,jk) = - ( pf (ji,jj,jk) - pf (ji-ii,jj-ij,jk-ik) & |
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| 245 | & - ( pun(ji,jj,jk) - pun(ji-ii,jj-ij,jk-ik) ) * ptn(ji,jj,jk) ) & |
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| 246 | & / ( e1t(ji,jj) * e2t(ji,jj) * fse3t(ji,jj,jk) ) * tmask(ji,jj,jk) |
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| 247 | END DO |
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| 248 | END DO |
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| 249 | END DO |
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| 250 | ! |
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| 251 | END SUBROUTINE trd_tra_adv |
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| 252 | |
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| 253 | |
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| 254 | SUBROUTINE trd_tra_mng( ptrdx, ptrdy, ktrd, kt ) |
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| 255 | !!--------------------------------------------------------------------- |
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| 256 | !! *** ROUTINE trd_tra_mng *** |
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| 257 | !! |
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| 258 | !! ** Purpose : Dispatch all tracer trends computation, e.g. 3D output, |
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| 259 | !! integral constraints, potential energy, and/or |
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| 260 | !! mixed layer budget. |
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| 261 | !!---------------------------------------------------------------------- |
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| 262 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ptrdx ! Temperature or U trend |
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| 263 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ptrdy ! Salinity or V trend |
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| 264 | INTEGER , INTENT(in ) :: ktrd ! tracer trend index |
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| 265 | INTEGER , INTENT(in ) :: kt ! time step |
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| 266 | !!---------------------------------------------------------------------- |
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| 267 | |
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| 268 | IF( neuler == 0 .AND. kt == nit000 ) THEN ; r2dt = rdt ! = rdtra (restart with Euler time stepping) |
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| 269 | ELSEIF( kt <= nit000 + 1) THEN ; r2dt = 2. * rdt ! = 2 rdttra (leapfrog) |
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| 270 | ENDIF |
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| 271 | |
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| 272 | ! ! 3D output of tracers trends using IOM interface |
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| 273 | IF( ln_tra_trd ) CALL trd_tra_iom ( ptrdx, ptrdy, ktrd, kt ) |
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| 274 | IF( ln_tra_trd .AND. ln_stopack .AND. ln_sppt_tra ) & |
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| 275 | & CALL tra_sppt_collect( ptrdx, ptrdy, ktrd, kt ) |
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| 276 | |
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| 277 | ! Integral Constraints Properties for tracers trends !<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<<< |
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| 278 | IF( ln_glo_trd ) CALL trd_glo( ptrdx, ptrdy, ktrd, 'TRA', kt ) |
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| 279 | |
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| 280 | ! ! Potential ENergy trends |
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| 281 | IF( ln_PE_trd ) CALL trd_pen( ptrdx, ptrdy, ktrd, kt, r2dt ) |
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| 282 | |
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| 283 | ! ! Mixed layer trends for active tracers |
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| 284 | IF( ln_tra_mxl ) THEN |
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| 285 | !----------------------------------------------------------------------------------------------- |
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| 286 | ! W.A.R.N.I.N.G : |
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| 287 | ! jptra_ldf : called by traldf.F90 |
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| 288 | ! at this stage we store: |
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| 289 | ! - the lateral geopotential diffusion (here, lateral = horizontal) |
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| 290 | ! - and the iso-neutral diffusion if activated |
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| 291 | ! jptra_zdf : called by trazdf.F90 |
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| 292 | ! * in case of iso-neutral diffusion we store the vertical diffusion component in the |
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| 293 | ! lateral trend including the K_z contrib, which will be removed later (see trd_mxl) |
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| 294 | !----------------------------------------------------------------------------------------------- |
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| 295 | |
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| 296 | SELECT CASE ( ktrd ) |
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| 297 | CASE ( jptra_xad ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_xad, '3D' ) ! zonal advection |
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| 298 | CASE ( jptra_yad ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_yad, '3D' ) ! merid. advection |
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| 299 | CASE ( jptra_zad ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_zad, '3D' ) ! vertical advection |
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| 300 | CASE ( jptra_ldf ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_ldf, '3D' ) ! lateral diffusion |
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| 301 | CASE ( jptra_bbl ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_bbl, '3D' ) ! bottom boundary layer |
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| 302 | CASE ( jptra_zdf ) |
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| 303 | IF( ln_traldf_iso ) THEN ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_ldf, '3D' ) ! lateral diffusion (K_z) |
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| 304 | ELSE ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_zdf, '3D' ) ! vertical diffusion (K_z) |
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| 305 | ENDIF |
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| 306 | CASE ( jptra_dmp ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_dmp, '3D' ) ! internal 3D restoring (tradmp) |
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| 307 | CASE ( jptra_qsr ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_for, '3D' ) ! air-sea : penetrative sol radiat |
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| 308 | CASE ( jptra_nsr ) ; ptrdx(:,:,2:jpk) = 0._wp ; ptrdy(:,:,2:jpk) = 0._wp |
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| 309 | CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_for, '2D' ) ! air-sea : non penetr sol radiation |
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| 310 | CASE ( jptra_bbc ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_bbc, '3D' ) ! bottom bound cond (geoth flux) |
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| 311 | CASE ( jptra_npc ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_npc, '3D' ) ! non penetr convect adjustment |
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| 312 | CASE ( jptra_atf ) ; CALL trd_mxl_zint( ptrdx, ptrdy, jpmxl_atf, '3D' ) ! asselin time filter (last trend) |
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| 313 | ! |
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| 314 | CALL trd_mxl( kt, r2dt ) ! trends: Mixed-layer (output) |
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| 315 | END SELECT |
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| 316 | ! |
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| 317 | ENDIF |
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| 318 | ! |
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| 319 | END SUBROUTINE trd_tra_mng |
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| 320 | |
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| 321 | |
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| 322 | SUBROUTINE trd_tra_iom( ptrdx, ptrdy, ktrd, kt ) |
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| 323 | !!--------------------------------------------------------------------- |
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| 324 | !! *** ROUTINE trd_tra_iom *** |
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| 325 | !! |
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| 326 | !! ** Purpose : output 3D tracer trends using IOM |
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| 327 | !!---------------------------------------------------------------------- |
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| 328 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ptrdx ! Temperature or U trend |
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| 329 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ptrdy ! Salinity or V trend |
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| 330 | INTEGER , INTENT(in ) :: ktrd ! tracer trend index |
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| 331 | INTEGER , INTENT(in ) :: kt ! time step |
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| 332 | !! |
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| 333 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 334 | INTEGER :: ikbu, ikbv ! local integers |
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| 335 | REAL(wp), POINTER, DIMENSION(:,:) :: z2dx, z2dy ! 2D workspace |
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| 336 | !!---------------------------------------------------------------------- |
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| 337 | ! |
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| 338 | !!gm Rq: mask the trends already masked in trd_tra, but lbc_lnk should probably be added |
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| 339 | ! |
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| 340 | ! Trends evaluated every time step that could go to the standard T file and can be output every ts into a 1ts file if 1ts output is selected |
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| 341 | SELECT CASE( ktrd ) |
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| 342 | ! This total trend is done every time step |
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| 343 | CASE( jptra_tot ) ; CALL iom_put( "ttrd_tot" , ptrdx ) ! model total trend |
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| 344 | CALL iom_put( "strd_tot" , ptrdy ) |
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| 345 | END SELECT |
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| 346 | |
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| 347 | ! These trends are done every second time step. When 1ts output is selected must go different (2ts) file from standard T-file |
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| 348 | IF( MOD( kt, 2 ) == 0 ) THEN |
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| 349 | SELECT CASE( ktrd ) |
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| 350 | CASE( jptra_xad ) ; CALL iom_put( "ttrd_xad" , ptrdx ) ! x- horizontal advection |
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| 351 | CALL iom_put( "strd_xad" , ptrdy ) |
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| 352 | CASE( jptra_yad ) ; CALL iom_put( "ttrd_yad" , ptrdx ) ! y- horizontal advection |
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| 353 | CALL iom_put( "strd_yad" , ptrdy ) |
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| 354 | CASE( jptra_zad ) ; CALL iom_put( "ttrd_zad" , ptrdx ) ! z- vertical advection |
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| 355 | CALL iom_put( "strd_zad" , ptrdy ) |
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| 356 | IF( .NOT. lk_vvl ) THEN ! cst volume : adv flux through z=0 surface |
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| 357 | CALL wrk_alloc( jpi, jpj, z2dx, z2dy ) |
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| 358 | z2dx(:,:) = wn(:,:,1) * tsn(:,:,1,jp_tem) / fse3t(:,:,1) |
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| 359 | z2dy(:,:) = wn(:,:,1) * tsn(:,:,1,jp_sal) / fse3t(:,:,1) |
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| 360 | CALL iom_put( "ttrd_sad", z2dx ) |
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| 361 | CALL iom_put( "strd_sad", z2dy ) |
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| 362 | CALL wrk_dealloc( jpi, jpj, z2dx, z2dy ) |
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| 363 | ENDIF |
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| 364 | CASE( jptra_totad ) ; CALL iom_put( "ttrd_totad" , ptrdx ) ! total advection |
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| 365 | CALL iom_put( "strd_totad" , ptrdy ) |
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| 366 | CASE( jptra_ldf ) ; CALL iom_put( "ttrd_ldf" , ptrdx ) ! lateral diffusion |
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| 367 | CALL iom_put( "strd_ldf" , ptrdy ) |
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| 368 | CASE( jptra_zdf ) ; CALL iom_put( "ttrd_zdf" , ptrdx ) ! vertical diffusion (including Kz contribution) |
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| 369 | CALL iom_put( "strd_zdf" , ptrdy ) |
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| 370 | CASE( jptra_zdfp ) ; CALL iom_put( "ttrd_zdfp", ptrdx ) ! PURE vertical diffusion (no isoneutral contribution) |
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| 371 | CALL iom_put( "strd_zdfp", ptrdy ) |
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| 372 | CASE( jptra_evd ) ; CALL iom_put( "ttrd_evd", ptrdx ) ! EVD trend (convection) |
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| 373 | CALL iom_put( "strd_evd", ptrdy ) |
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| 374 | CASE( jptra_dmp ) ; CALL iom_put( "ttrd_dmp" , ptrdx ) ! internal restoring (damping) |
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| 375 | CALL iom_put( "strd_dmp" , ptrdy ) |
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| 376 | CASE( jptra_bbl ) ; CALL iom_put( "ttrd_bbl" , ptrdx ) ! bottom boundary layer |
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| 377 | CALL iom_put( "strd_bbl" , ptrdy ) |
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| 378 | CASE( jptra_npc ) ; CALL iom_put( "ttrd_npc" , ptrdx ) ! static instability mixing |
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| 379 | CALL iom_put( "strd_npc" , ptrdy ) |
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| 380 | CASE( jptra_bbc ) ; CALL iom_put( "ttrd_bbc" , ptrdx ) ! geothermal heating (only on temperature) |
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| 381 | CASE( jptra_nsr ) ; CALL iom_put( "ttrd_qns" , ptrdx(:,:,1) ) ! surface forcing + runoff (ln_rnf=T) |
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| 382 | CALL iom_put( "strd_cdt" , ptrdy(:,:,1) ) ! output as 2D surface fields |
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| 383 | CASE( jptra_qsr ) ; CALL iom_put( "ttrd_qsr" , ptrdx ) ! penetrative solar radiat. (only on temperature) |
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| 384 | END SELECT |
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| 385 | ! the Asselin filter trend is also every other time step but needs to be lagged one time step |
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| 386 | ! Even when 1ts output is selected can go to the same (2ts) file as the trends plotted every even time step. |
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| 387 | ELSE IF( MOD( kt, 2 ) == 1 ) THEN |
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| 388 | SELECT CASE( ktrd ) |
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| 389 | CASE( jptra_atf ) ; CALL iom_put( "ttrd_atf" , ptrdx ) ! asselin time Filter |
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| 390 | CALL iom_put( "strd_atf" , ptrdy ) |
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| 391 | END SELECT |
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| 392 | END IF |
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| 393 | ! |
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| 394 | END SUBROUTINE trd_tra_iom |
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| 395 | |
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| 396 | !!====================================================================== |
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| 397 | END MODULE trdtra |
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