[7162] | 1 | MODULE p4zligand |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p4zligand *** |
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| 4 | !! TOP : PISCES Compute remineralization/dissolution of organic ligands |
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| 5 | !!========================================================================= |
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| 6 | !! History : 3.6 ! 2016-03 (O. Aumont, A. Tagliabue) Quota model and reorganization |
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| 7 | !!---------------------------------------------------------------------- |
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[9169] | 8 | !! p4z_ligand : Compute remineralization/dissolution of organic ligands |
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| 9 | !! p4z_ligand_init: Initialisation of parameters for remineralisation |
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[7162] | 10 | !!---------------------------------------------------------------------- |
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[9169] | 11 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 12 | USE trc ! passive tracers common variables |
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| 13 | USE sms_pisces ! PISCES Source Minus Sink variables |
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| 14 | USE prtctl_trc ! print control for debugging |
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[10362] | 15 | USE iom ! I/O manager |
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[7162] | 16 | |
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| 17 | IMPLICIT NONE |
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| 18 | PRIVATE |
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| 19 | |
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| 20 | PUBLIC p4z_ligand ! called in p4zbio.F90 |
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| 21 | PUBLIC p4z_ligand_init ! called in trcsms_pisces.F90 |
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| 22 | |
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| 23 | REAL(wp), PUBLIC :: rlgw !: lifetime (years) of weak ligands |
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| 24 | REAL(wp), PUBLIC :: rlgs !: lifetime (years) of strong ligands |
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| 25 | REAL(wp), PUBLIC :: rlig !: Remin ligand production |
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| 26 | REAL(wp), PUBLIC :: prlgw !: Photochemical of weak ligand |
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| 27 | |
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| 28 | !!---------------------------------------------------------------------- |
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[10067] | 29 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[13587] | 30 | !! $Id$ |
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[10068] | 31 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[7162] | 32 | !!---------------------------------------------------------------------- |
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| 33 | CONTAINS |
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| 34 | |
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| 35 | SUBROUTINE p4z_ligand( kt, knt ) |
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| 36 | !!--------------------------------------------------------------------- |
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| 37 | !! *** ROUTINE p4z_ligand *** |
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| 38 | !! |
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| 39 | !! ** Purpose : Compute remineralization/scavenging of organic ligands |
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| 40 | !!--------------------------------------------------------------------- |
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| 41 | INTEGER, INTENT(in) :: kt, knt ! ocean time step |
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| 42 | ! |
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| 43 | INTEGER :: ji, jj, jk |
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[10416] | 44 | REAL(wp) :: zlgwp, zlgwpr, zlgwr, zlablgw |
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[12276] | 45 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zligrem, zligpr, zligprod |
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[9169] | 46 | CHARACTER (len=25) :: charout |
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[7162] | 47 | !!--------------------------------------------------------------------- |
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| 48 | ! |
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[9124] | 49 | IF( ln_timing ) CALL timing_start('p4z_ligand') |
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[7162] | 50 | ! |
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| 51 | DO jk = 1, jpkm1 |
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| 52 | DO jj = 1, jpj |
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| 53 | DO ji = 1, jpi |
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[9169] | 54 | ! |
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| 55 | ! ------------------------------------------------------------------ |
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| 56 | ! Remineralization of iron ligands |
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| 57 | ! ------------------------------------------------------------------ |
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[7162] | 58 | ! production from remineralisation of organic matter |
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[10362] | 59 | zlgwp = orem(ji,jj,jk) * rlig |
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[7162] | 60 | ! decay of weak ligand |
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| 61 | ! This is based on the idea that as LGW is lower |
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| 62 | ! there is a larger fraction of refractory OM |
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[7177] | 63 | zlgwr = max( rlgs , rlgw * exp( -2 * (trb(ji,jj,jk,jplgw)*1e9) ) ) ! years |
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[10362] | 64 | zlgwr = 1. / zlgwr * tgfunc(ji,jj,jk) * ( xstep / nyear_len(1) ) * blim(ji,jj,jk) * trb(ji,jj,jk,jplgw) |
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[7162] | 65 | ! photochem loss of weak ligand |
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[7177] | 66 | zlgwpr = prlgw * xstep * etot(ji,jj,jk) * trb(ji,jj,jk,jplgw) * (1. - fr_i(ji,jj)) |
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[7162] | 67 | tra(ji,jj,jk,jplgw) = tra(ji,jj,jk,jplgw) + zlgwp - zlgwr - zlgwpr |
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[10362] | 68 | zligrem(ji,jj,jk) = zlgwr |
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| 69 | zligpr(ji,jj,jk) = zlgwpr |
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[12276] | 70 | zligprod(ji,jj,jk) = zlgwp |
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[9169] | 71 | ! |
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[7162] | 72 | END DO |
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| 73 | END DO |
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| 74 | END DO |
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[9169] | 75 | ! |
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[10362] | 76 | ! Output of some diagnostics variables |
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| 77 | ! --------------------------------- |
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| 78 | IF( lk_iomput .AND. knt == nrdttrc ) THEN |
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| 79 | IF( iom_use( "LIGREM" ) ) THEN |
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[12276] | 80 | zligrem(:,:,jpk) = 0. ; CALL iom_put( "LIGREM", zligrem(:,:,:) * 1e9 * 1.e+3 * rfact2r * tmask(:,:,:) ) |
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[10362] | 81 | ENDIF |
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| 82 | IF( iom_use( "LIGPR" ) ) THEN |
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[12276] | 83 | zligpr(:,:,jpk) = 0. ; CALL iom_put( "LIGPR" , zligpr(:,:,:) * 1e9 * 1.e+3 * rfact2r * tmask(:,:,:) ) |
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[10362] | 84 | ENDIF |
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| 85 | IF( iom_use( "LPRODR" ) ) THEN |
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[12276] | 86 | zligprod(:,:,jpk) = 0. ; CALL iom_put( "LPRODR", zligprod(:,:,:) * 1e9 * 1.e+3 * rfact2r * tmask(:,:,:) ) |
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[10362] | 87 | ENDIF |
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| 88 | ENDIF |
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| 89 | ! |
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[7162] | 90 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 91 | WRITE(charout, FMT="('ligand1')") |
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| 92 | CALL prt_ctl_trc_info(charout) |
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| 93 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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[9169] | 94 | ENDIF |
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[7162] | 95 | ! |
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[9124] | 96 | IF( ln_timing ) CALL timing_stop('p4z_ligand') |
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[7162] | 97 | ! |
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| 98 | END SUBROUTINE p4z_ligand |
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| 99 | |
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| 100 | |
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| 101 | SUBROUTINE p4z_ligand_init |
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| 102 | !!---------------------------------------------------------------------- |
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| 103 | !! *** ROUTINE p4z_ligand_init *** |
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| 104 | !! |
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| 105 | !! ** Purpose : Initialization of remineralization parameters |
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| 106 | !! |
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| 107 | !! ** Method : Read the nampislig namelist and check the parameters |
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| 108 | !! |
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| 109 | !! ** input : Namelist nampislig |
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| 110 | !!---------------------------------------------------------------------- |
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[9124] | 111 | INTEGER :: ios ! Local integer |
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| 112 | ! |
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[10416] | 113 | NAMELIST/nampislig/ rlgw, prlgw, rlgs, rlig |
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[9124] | 114 | !!---------------------------------------------------------------------- |
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[9169] | 115 | ! |
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| 116 | IF(lwp) THEN |
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| 117 | WRITE(numout,*) |
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| 118 | WRITE(numout,*) 'p4z_ligand_init : remineralization/scavenging of organic ligands' |
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| 119 | WRITE(numout,*) '~~~~~~~~~~~~~~~' |
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| 120 | ENDIF |
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[12276] | 121 | |
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| 122 | REWIND( numnatp_ref ) |
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[7162] | 123 | READ ( numnatp_ref, nampislig, IOSTAT = ios, ERR = 901) |
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[11536] | 124 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampislig in reference namelist' ) |
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[12276] | 125 | |
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| 126 | REWIND( numnatp_cfg ) |
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[7162] | 127 | READ ( numnatp_cfg, nampislig, IOSTAT = ios, ERR = 902 ) |
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[11536] | 128 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampislig in configuration namelist' ) |
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[7162] | 129 | IF(lwm) WRITE ( numonp, nampislig ) |
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[9169] | 130 | ! |
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[7162] | 131 | IF(lwp) THEN ! control print |
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[9169] | 132 | WRITE(numout,*) ' Namelist : nampislig' |
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| 133 | WRITE(numout,*) ' Lifetime (years) of weak ligands rlgw =', rlgw |
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| 134 | WRITE(numout,*) ' Remin ligand production per unit C rlig =', rlig |
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| 135 | WRITE(numout,*) ' Photolysis of weak ligand prlgw =', prlgw |
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| 136 | WRITE(numout,*) ' Lifetime (years) of strong ligands rlgs =', rlgs |
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[7162] | 137 | ENDIF |
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| 138 | ! |
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| 139 | END SUBROUTINE p4z_ligand_init |
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| 140 | |
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| 141 | !!====================================================================== |
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| 142 | END MODULE p4zligand |
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