[4619] | 1 | MODULE trdpen |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE trdpen *** |
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| 4 | !! Ocean diagnostics: Potential Energy trends |
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| 5 | !!===================================================================== |
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| 6 | !! History : 3.5 ! 2012-02 (G. Madec) original code |
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| 7 | !!---------------------------------------------------------------------- |
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| 8 | |
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| 9 | !!---------------------------------------------------------------------- |
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| 10 | !! trd_pen : compute and output Potential Energy trends from T & S trends |
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| 11 | !! trd_pen_init : initialisation of PE trends |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | USE oce ! ocean dynamics and tracers variables |
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| 14 | USE dom_oce ! ocean domain |
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| 15 | USE sbc_oce ! surface boundary condition: ocean |
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| 16 | USE zdf_oce ! ocean vertical physics |
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| 17 | USE trd_oce ! trends: ocean variables |
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| 18 | USE eosbn2 ! equation of state and related derivatives |
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| 19 | USE ldftra_oce ! ocean active tracers lateral physics |
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| 20 | USE zdfddm ! vertical physics: double diffusion |
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| 21 | USE phycst ! physical constants |
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| 22 | USE in_out_manager ! I/O manager |
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| 23 | USE iom ! I/O manager library |
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| 24 | USE lib_mpp ! MPP library |
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| 25 | USE wrk_nemo ! Memory allocation |
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| 26 | |
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| 27 | IMPLICIT NONE |
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| 28 | PRIVATE |
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| 29 | |
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| 30 | PUBLIC trd_pen ! called by all trdtra module |
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| 31 | PUBLIC trd_pen_init ! called by all nemogcm module |
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| 32 | |
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| 33 | INTEGER :: nkstp ! current time step |
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| 34 | |
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| 35 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: rab_pe ! partial derivatives of PE anomaly with respect to T and S |
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| 36 | |
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| 37 | !! * Substitutions |
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| 38 | # include "domzgr_substitute.h90" |
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| 39 | # include "zdfddm_substitute.h90" |
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| 40 | # include "vectopt_loop_substitute.h90" |
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| 41 | !!---------------------------------------------------------------------- |
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| 42 | !! NEMO/OPA 3.3 , NEMO Consortium (2010) |
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[5215] | 43 | !! $Id$ |
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[4619] | 44 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 45 | !!---------------------------------------------------------------------- |
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| 46 | CONTAINS |
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| 47 | |
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| 48 | INTEGER FUNCTION trd_pen_alloc() |
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| 49 | !!--------------------------------------------------------------------- |
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| 50 | !! *** FUNCTION trd_tra_alloc *** |
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| 51 | !!--------------------------------------------------------------------- |
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| 52 | ALLOCATE( rab_pe(jpi,jpj,jpk,jpts) , STAT= trd_pen_alloc ) |
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| 53 | ! |
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| 54 | IF( lk_mpp ) CALL mpp_sum ( trd_pen_alloc ) |
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| 55 | IF( trd_pen_alloc /= 0 ) CALL ctl_warn( 'trd_pen_alloc: failed to allocate arrays' ) |
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| 56 | END FUNCTION trd_pen_alloc |
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| 57 | |
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| 58 | |
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| 59 | SUBROUTINE trd_pen( ptrdx, ptrdy, ktrd, kt, pdt ) |
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| 60 | !!--------------------------------------------------------------------- |
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| 61 | !! *** ROUTINE trd_tra_mng *** |
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| 62 | !! |
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| 63 | !! ** Purpose : Dispatch all trends computation, e.g. 3D output, integral |
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| 64 | !! constraints, barotropic vorticity, kinetic enrgy, |
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| 65 | !! potential energy, and/or mixed layer budget. |
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| 66 | !!---------------------------------------------------------------------- |
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| 67 | REAL(wp), DIMENSION(:,:,:), INTENT(in) :: ptrdx, ptrdy ! Temperature & Salinity trends |
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| 68 | INTEGER , INTENT(in) :: ktrd ! tracer trend index |
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| 69 | INTEGER , INTENT(in) :: kt ! time step index |
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| 70 | REAL(wp) , INTENT(in) :: pdt ! time step [s] |
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| 71 | ! |
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| 72 | INTEGER :: jk ! dummy loop indices |
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| 73 | REAL(wp), POINTER, DIMENSION(:,:) :: z2d ! 2D workspace |
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| 74 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zpe ! 3D workspace |
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| 75 | !!---------------------------------------------------------------------- |
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| 76 | ! |
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| 77 | CALL wrk_alloc( jpi, jpj, jpk, zpe ) |
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| 78 | zpe(:,:,:) = 0._wp |
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| 79 | ! |
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| 80 | IF ( kt /= nkstp ) THEN ! full eos: set partial derivatives at the 1st call of kt time step |
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| 81 | nkstp = kt |
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| 82 | CALL eos_pen( tsn, rab_PE, zpe ) |
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| 83 | CALL iom_put( "alphaPE", rab_pe(:,:,:,jp_tem) ) |
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| 84 | CALL iom_put( "betaPE" , rab_pe(:,:,:,jp_sal) ) |
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| 85 | CALL iom_put( "PEanom" , zpe ) |
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| 86 | ENDIF |
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| 87 | ! |
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| 88 | zpe(:,:,jpk) = 0._wp |
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| 89 | DO jk = 1, jpkm1 |
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| 90 | zpe(:,:,jk) = ( - ( rab_n(:,:,jk,jp_tem) + rab_pe(:,:,jk,jp_tem) ) * ptrdx(:,:,jk) & |
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| 91 | & + ( rab_n(:,:,jk,jp_sal) + rab_pe(:,:,jk,jp_sal) ) * ptrdy(:,:,jk) ) |
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| 92 | END DO |
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| 93 | |
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| 94 | SELECT CASE ( ktrd ) |
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| 95 | CASE ( jptra_xad ) ; CALL iom_put( "petrd_xad", zpe ) ! zonal advection |
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| 96 | CASE ( jptra_yad ) ; CALL iom_put( "petrd_yad", zpe ) ! merid. advection |
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| 97 | CASE ( jptra_zad ) ; CALL iom_put( "petrd_zad", zpe ) ! vertical advection |
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| 98 | IF( .NOT.lk_vvl ) THEN ! cst volume : adv flux through z=0 surface |
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| 99 | CALL wrk_alloc( jpi, jpj, z2d ) |
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| 100 | z2d(:,:) = wn(:,:,1) * ( & |
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[6487] | 101 | & - ( rab_n(:,:,1,jp_tem) + rab_pe(:,:,1,jp_tem) ) * tsn(:,:,1,jp_tem) & |
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| 102 | & + ( rab_n(:,:,1,jp_sal) + rab_pe(:,:,1,jp_sal) ) * tsn(:,:,1,jp_sal) & |
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| 103 | & ) / fse3t(:,:,1) |
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[4619] | 104 | CALL iom_put( "petrd_sad" , z2d ) |
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| 105 | CALL wrk_dealloc( jpi, jpj, z2d ) |
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| 106 | ENDIF |
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| 107 | CASE ( jptra_ldf ) ; CALL iom_put( "petrd_ldf" , zpe ) ! lateral diffusion |
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| 108 | CASE ( jptra_zdf ) ; CALL iom_put( "petrd_zdf" , zpe ) ! lateral diffusion (K_z) |
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| 109 | CASE ( jptra_zdfp ) ; CALL iom_put( "petrd_zdfp", zpe ) ! vertical diffusion (K_z) |
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| 110 | CASE ( jptra_dmp ) ; CALL iom_put( "petrd_dmp" , zpe ) ! internal 3D restoring (tradmp) |
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| 111 | CASE ( jptra_bbl ) ; CALL iom_put( "petrd_bbl" , zpe ) ! bottom boundary layer |
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| 112 | CASE ( jptra_npc ) ; CALL iom_put( "petrd_npc" , zpe ) ! non penetr convect adjustment |
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| 113 | CASE ( jptra_nsr ) ; CALL iom_put( "petrd_nsr" , zpe ) ! surface forcing + runoff (ln_rnf=T) |
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| 114 | CASE ( jptra_qsr ) ; CALL iom_put( "petrd_qsr" , zpe ) ! air-sea : penetrative sol radiat |
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| 115 | CASE ( jptra_bbc ) ; CALL iom_put( "petrd_bbc" , zpe ) ! bottom bound cond (geoth flux) |
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| 116 | CASE ( jptra_atf ) ; CALL iom_put( "petrd_atf" , zpe ) ! asselin time filter (last trend) |
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| 117 | !IF( .NOT.lk_vvl ) THEN ! cst volume : ssh term (otherwise include in e3t variation) |
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| 118 | ! CALL wrk_alloc( jpi, jpj, z2d ) |
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| 119 | ! z2d(:,:) = ( ssha(:,:) - sshb(:,:) ) & |
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| 120 | ! & * ( dPE_dt(:,:,1) * tsn(:,:,1,jp_tem) & |
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| 121 | ! & + dPE_ds(:,:,1) * tsn(:,:,1,jp_sal) ) / ( fse3t(:,:,1) * pdt ) |
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| 122 | ! CALL iom_put( "petrd_sad" , z2d ) |
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| 123 | ! CALL wrk_dealloc( jpi, jpj, z2d ) |
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| 124 | !ENDIF |
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| 125 | ! |
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| 126 | END SELECT |
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| 127 | ! |
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| 128 | CALL wrk_dealloc( jpi, jpj, jpk, zpe ) |
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| 129 | ! |
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| 130 | END SUBROUTINE trd_pen |
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| 131 | |
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| 132 | |
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| 133 | SUBROUTINE trd_pen_init |
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| 134 | !!--------------------------------------------------------------------- |
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| 135 | !! *** ROUTINE trd_pen_init *** |
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| 136 | !! |
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| 137 | !! ** Purpose : initialisation of 3D Kinetic Energy trend diagnostic |
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| 138 | !!---------------------------------------------------------------------- |
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| 139 | INTEGER :: ji, jj, jk ! dummy loop indices |
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| 140 | !!---------------------------------------------------------------------- |
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| 141 | ! |
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| 142 | IF(lwp) THEN |
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| 143 | WRITE(numout,*) |
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| 144 | WRITE(numout,*) 'trd_pen_init : 3D Potential ENergy trends' |
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| 145 | WRITE(numout,*) '~~~~~~~~~~~~~' |
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[11101] | 146 | IF(lflush) CALL flush(numout) |
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[4619] | 147 | ENDIF |
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| 148 | ! ! allocate box volume arrays |
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| 149 | IF ( trd_pen_alloc() /= 0 ) CALL ctl_stop('trd_pen_alloc: failed to allocate arrays') |
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| 150 | ! |
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| 151 | rab_pe(:,:,:,:) = 0._wp |
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| 152 | ! |
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[7179] | 153 | ! IF ( lk_vvl ) CALL ctl_stop('trd_pen_init : PE trends not coded for variable volume') |
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[4619] | 154 | ! |
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| 155 | nkstp = nit000 - 1 |
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| 156 | ! |
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| 157 | END SUBROUTINE trd_pen_init |
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| 158 | |
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| 159 | !!====================================================================== |
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[6487] | 160 | END MODULE trdpen |
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