[3443] | 1 | MODULE p4zsed |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p4sed *** |
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| 4 | !! TOP : PISCES Compute loss of organic matter in the sediments |
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| 5 | !!====================================================================== |
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| 6 | !! History : 1.0 ! 2004-03 (O. Aumont) Original code |
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| 7 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) F90 |
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| 8 | !! 3.4 ! 2011-06 (C. Ethe) USE of fldread |
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| 9 | !! 3.5 ! 2012-07 (O. Aumont) improvment of river input of nutrients |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! p4z_sed : Compute loss of organic matter in the sediments |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 14 | USE trc ! passive tracers common variables |
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| 15 | USE sms_pisces ! PISCES Source Minus Sink variables |
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[10227] | 16 | USE p4zlim ! Co-limitations of differents nutrients |
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[3443] | 17 | USE p4zint ! interpolation and computation of various fields |
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[10223] | 18 | USE sed ! Sediment module |
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[3443] | 19 | USE iom ! I/O manager |
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| 20 | USE prtctl_trc ! print control for debugging |
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| 21 | |
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| 22 | IMPLICIT NONE |
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| 23 | PRIVATE |
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| 24 | |
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[5385] | 25 | PUBLIC p4z_sed |
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[12110] | 26 | PUBLIC p4z_sed_init |
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[5385] | 27 | PUBLIC p4z_sed_alloc |
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| 28 | |
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[12110] | 29 | REAL(wp), PUBLIC :: nitrfix !: Nitrogen fixation rate |
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| 30 | REAL(wp), PUBLIC :: diazolight !: Nitrogen fixation sensitivty to light |
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| 31 | REAL(wp), PUBLIC :: concfediaz !: Fe half-saturation Cste for diazotrophs |
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| 32 | |
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[5385] | 33 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: nitrpot !: Nitrogen fixation |
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| 34 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,: ) :: sdenit !: Nitrate reduction in the sediments |
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[12110] | 35 | ! |
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| 36 | REAL(wp), SAVE :: r1_rday |
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| 37 | REAL(wp), SAVE :: sedsilfrac, sedcalfrac |
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[3443] | 38 | |
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| 39 | !!---------------------------------------------------------------------- |
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[10067] | 40 | !! NEMO/TOP 4.0 , NEMO Consortium (2018) |
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[7753] | 41 | !! $Id$ |
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[10068] | 42 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[3443] | 43 | !!---------------------------------------------------------------------- |
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| 44 | CONTAINS |
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| 45 | |
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[5385] | 46 | SUBROUTINE p4z_sed( kt, knt ) |
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[3443] | 47 | !!--------------------------------------------------------------------- |
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| 48 | !! *** ROUTINE p4z_sed *** |
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| 49 | !! |
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| 50 | !! ** Purpose : Compute loss of organic matter in the sediments. This |
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| 51 | !! is by no way a sediment model. The loss is simply |
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| 52 | !! computed to balance the inout from rivers and dust |
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| 53 | !! |
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| 54 | !! ** Method : - ??? |
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| 55 | !!--------------------------------------------------------------------- |
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| 56 | ! |
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[5385] | 57 | INTEGER, INTENT(in) :: kt, knt ! ocean time step |
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[10127] | 58 | INTEGER :: ji, jj, jk, ikt |
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| 59 | REAL(wp) :: zrivalk, zrivsil, zrivno3 |
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[12110] | 60 | REAL(wp) :: zlim, zfact, zfactcal |
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[8533] | 61 | REAL(wp) :: zo2, zno3, zflx, zpdenit, z1pdenit, zolimit |
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[7646] | 62 | REAL(wp) :: zsiloss, zcaloss, zws3, zws4, zwsc, zdep |
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| 63 | REAL(wp) :: zwstpoc, zwstpon, zwstpop |
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| 64 | REAL(wp) :: ztrfer, ztrpo4s, ztrdp, zwdust, zmudia, ztemp |
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| 65 | REAL(wp) :: xdiano3, xdianh4 |
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[3531] | 66 | ! |
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[3443] | 67 | CHARACTER (len=25) :: charout |
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[10127] | 68 | REAL(wp), DIMENSION(jpi,jpj ) :: zdenit2d, zbureff, zwork |
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[10362] | 69 | REAL(wp), DIMENSION(jpi,jpj ) :: zwsbio3, zwsbio4 |
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[9125] | 70 | REAL(wp), DIMENSION(jpi,jpj ) :: zsedcal, zsedsi, zsedc |
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| 71 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zsoufer, zlight |
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| 72 | REAL(wp), ALLOCATABLE, DIMENSION(:,:,:) :: ztrpo4, ztrdop, zirondep, zpdep |
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[3443] | 73 | !!--------------------------------------------------------------------- |
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| 74 | ! |
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[9124] | 75 | IF( ln_timing ) CALL timing_start('p4z_sed') |
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[3443] | 76 | ! |
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[12110] | 77 | |
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[3443] | 78 | ! Allocate temporary workspace |
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[10362] | 79 | ALLOCATE( ztrpo4(jpi,jpj,jpk) ) |
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| 80 | IF( ln_p5z ) ALLOCATE( ztrdop(jpi,jpj,jpk) ) |
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[4521] | 81 | |
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[7753] | 82 | zdenit2d(:,:) = 0.e0 |
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| 83 | zbureff (:,:) = 0.e0 |
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[10127] | 84 | zwork (:,:) = 0.e0 |
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[7753] | 85 | zsedsi (:,:) = 0.e0 |
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| 86 | zsedcal (:,:) = 0.e0 |
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| 87 | zsedc (:,:) = 0.e0 |
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[3443] | 88 | |
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[12110] | 89 | IF( .NOT.lk_sed ) THEN |
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| 90 | ! OA: Warning, the following part is necessary to avoid CFL problems above the sediments |
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| 91 | ! -------------------------------------------------------------------- |
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[3443] | 92 | DO jj = 1, jpj |
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| 93 | DO ji = 1, jpi |
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[12110] | 94 | ikt = mbkt(ji,jj) |
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| 95 | zdep = e3t_n(ji,jj,ikt) / xstep |
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| 96 | zwsbio4(ji,jj) = MIN( 0.99 * zdep, wsbio4(ji,jj,ikt) ) |
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| 97 | zwsbio3(ji,jj) = MIN( 0.99 * zdep, wsbio3(ji,jj,ikt) ) |
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[3443] | 98 | END DO |
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| 99 | END DO |
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| 100 | |
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[7646] | 101 | ! Computation of the sediment denitrification proportion: The metamodel from midlleburg (2006) is being used |
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| 102 | ! Computation of the fraction of organic matter that is permanently buried from Dunne's model |
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| 103 | ! ------------------------------------------------------- |
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| 104 | DO jj = 1, jpj |
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| 105 | DO ji = 1, jpi |
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| 106 | IF( tmask(ji,jj,1) == 1 ) THEN |
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| 107 | ikt = mbkt(ji,jj) |
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| 108 | zflx = ( trb(ji,jj,ikt,jpgoc) * zwsbio4(ji,jj) & |
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| 109 | & + trb(ji,jj,ikt,jppoc) * zwsbio3(ji,jj) ) * 1E3 * 1E6 / 1E4 |
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| 110 | zflx = LOG10( MAX( 1E-3, zflx ) ) |
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| 111 | zo2 = LOG10( MAX( 10. , trb(ji,jj,ikt,jpoxy) * 1E6 ) ) |
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| 112 | zno3 = LOG10( MAX( 1. , trb(ji,jj,ikt,jpno3) * 1E6 * rno3 ) ) |
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| 113 | zdep = LOG10( gdepw_n(ji,jj,ikt+1) ) |
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| 114 | zdenit2d(ji,jj) = -2.2567 - 1.185 * zflx - 0.221 * zflx**2 - 0.3995 * zno3 * zo2 + 1.25 * zno3 & |
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| 115 | & + 0.4721 * zo2 - 0.0996 * zdep + 0.4256 * zflx * zo2 |
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| 116 | zdenit2d(ji,jj) = 10.0**( zdenit2d(ji,jj) ) |
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| 117 | ! |
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| 118 | zflx = ( trb(ji,jj,ikt,jpgoc) * zwsbio4(ji,jj) & |
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| 119 | & + trb(ji,jj,ikt,jppoc) * zwsbio3(ji,jj) ) * 1E6 |
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| 120 | zbureff(ji,jj) = 0.013 + 0.53 * zflx**2 / ( 7.0 + zflx )**2 |
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[10127] | 121 | ENDIF |
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[7646] | 122 | END DO |
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[10127] | 123 | END DO |
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[7646] | 124 | ! |
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| 125 | ENDIF |
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[3443] | 126 | |
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[4148] | 127 | ! This loss is scaled at each bottom grid cell for equilibrating the total budget of silica in the ocean. |
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| 128 | ! Thus, the amount of silica lost in the sediments equal the supply at the surface (dust+rivers) |
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[3443] | 129 | ! ------------------------------------------------------ |
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[10127] | 130 | IF( .NOT.lk_sed ) zrivsil = 1._wp - sedsilfrac |
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[3443] | 131 | |
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| 132 | DO jj = 1, jpj |
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| 133 | DO ji = 1, jpi |
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| 134 | ikt = mbkt(ji,jj) |
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[6140] | 135 | zdep = xstep / e3t_n(ji,jj,ikt) |
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[10362] | 136 | zwsc = zwsbio4(ji,jj) * zdep |
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[5385] | 137 | zsiloss = trb(ji,jj,ikt,jpgsi) * zwsc |
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| 138 | zcaloss = trb(ji,jj,ikt,jpcal) * zwsc |
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[3443] | 139 | ! |
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[5385] | 140 | tra(ji,jj,ikt,jpgsi) = tra(ji,jj,ikt,jpgsi) - zsiloss |
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| 141 | tra(ji,jj,ikt,jpcal) = tra(ji,jj,ikt,jpcal) - zcaloss |
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[3443] | 142 | END DO |
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| 143 | END DO |
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[7646] | 144 | ! |
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| 145 | IF( .NOT.lk_sed ) THEN |
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| 146 | DO jj = 1, jpj |
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| 147 | DO ji = 1, jpi |
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| 148 | ikt = mbkt(ji,jj) |
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| 149 | zdep = xstep / e3t_n(ji,jj,ikt) |
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[10362] | 150 | zwsc = zwsbio4(ji,jj) * zdep |
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[7646] | 151 | zsiloss = trb(ji,jj,ikt,jpgsi) * zwsc |
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| 152 | zcaloss = trb(ji,jj,ikt,jpcal) * zwsc |
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| 153 | tra(ji,jj,ikt,jpsil) = tra(ji,jj,ikt,jpsil) + zsiloss * zrivsil |
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| 154 | ! |
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| 155 | zfactcal = MIN( excess(ji,jj,ikt), 0.2 ) |
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| 156 | zfactcal = MIN( 1., 1.3 * ( 0.2 - zfactcal ) / ( 0.4 - zfactcal ) ) |
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[10127] | 157 | zrivalk = sedcalfrac * zfactcal |
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[7646] | 158 | tra(ji,jj,ikt,jptal) = tra(ji,jj,ikt,jptal) + zcaloss * zrivalk * 2.0 |
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| 159 | tra(ji,jj,ikt,jpdic) = tra(ji,jj,ikt,jpdic) + zcaloss * zrivalk |
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[8533] | 160 | zsedcal(ji,jj) = (1.0 - zrivalk) * zcaloss * e3t_n(ji,jj,ikt) |
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| 161 | zsedsi (ji,jj) = (1.0 - zrivsil) * zsiloss * e3t_n(ji,jj,ikt) |
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[7646] | 162 | END DO |
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| 163 | END DO |
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| 164 | ENDIF |
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| 165 | ! |
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[3443] | 166 | DO jj = 1, jpj |
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| 167 | DO ji = 1, jpi |
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[5385] | 168 | ikt = mbkt(ji,jj) |
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[6140] | 169 | zdep = xstep / e3t_n(ji,jj,ikt) |
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[4521] | 170 | zws4 = zwsbio4(ji,jj) * zdep |
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| 171 | zws3 = zwsbio3(ji,jj) * zdep |
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[5385] | 172 | tra(ji,jj,ikt,jpgoc) = tra(ji,jj,ikt,jpgoc) - trb(ji,jj,ikt,jpgoc) * zws4 |
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| 173 | tra(ji,jj,ikt,jppoc) = tra(ji,jj,ikt,jppoc) - trb(ji,jj,ikt,jppoc) * zws3 |
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| 174 | tra(ji,jj,ikt,jpbfe) = tra(ji,jj,ikt,jpbfe) - trb(ji,jj,ikt,jpbfe) * zws4 |
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| 175 | tra(ji,jj,ikt,jpsfe) = tra(ji,jj,ikt,jpsfe) - trb(ji,jj,ikt,jpsfe) * zws3 |
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[3443] | 176 | END DO |
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| 177 | END DO |
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[7646] | 178 | ! |
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| 179 | IF( ln_p5z ) THEN |
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| 180 | DO jj = 1, jpj |
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| 181 | DO ji = 1, jpi |
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| 182 | ikt = mbkt(ji,jj) |
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| 183 | zdep = xstep / e3t_n(ji,jj,ikt) |
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| 184 | zws4 = zwsbio4(ji,jj) * zdep |
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| 185 | zws3 = zwsbio3(ji,jj) * zdep |
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| 186 | tra(ji,jj,ikt,jpgon) = tra(ji,jj,ikt,jpgon) - trb(ji,jj,ikt,jpgon) * zws4 |
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| 187 | tra(ji,jj,ikt,jppon) = tra(ji,jj,ikt,jppon) - trb(ji,jj,ikt,jppon) * zws3 |
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| 188 | tra(ji,jj,ikt,jpgop) = tra(ji,jj,ikt,jpgop) - trb(ji,jj,ikt,jpgop) * zws4 |
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| 189 | tra(ji,jj,ikt,jppop) = tra(ji,jj,ikt,jppop) - trb(ji,jj,ikt,jppop) * zws3 |
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| 190 | END DO |
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| 191 | END DO |
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| 192 | ENDIF |
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[3443] | 193 | |
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[7646] | 194 | IF( .NOT.lk_sed ) THEN |
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[8533] | 195 | ! The 0.5 factor in zpdenit is to avoid negative NO3 concentration after |
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| 196 | ! denitrification in the sediments. Not very clever, but simpliest option. |
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[7646] | 197 | DO jj = 1, jpj |
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| 198 | DO ji = 1, jpi |
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| 199 | ikt = mbkt(ji,jj) |
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| 200 | zdep = xstep / e3t_n(ji,jj,ikt) |
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| 201 | zws4 = zwsbio4(ji,jj) * zdep |
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| 202 | zws3 = zwsbio3(ji,jj) * zdep |
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| 203 | zrivno3 = 1. - zbureff(ji,jj) |
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| 204 | zwstpoc = trb(ji,jj,ikt,jpgoc) * zws4 + trb(ji,jj,ikt,jppoc) * zws3 |
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| 205 | zpdenit = MIN( 0.5 * ( trb(ji,jj,ikt,jpno3) - rtrn ) / rdenit, zdenit2d(ji,jj) * zwstpoc * zrivno3 ) |
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| 206 | z1pdenit = zwstpoc * zrivno3 - zpdenit |
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| 207 | zolimit = MIN( ( trb(ji,jj,ikt,jpoxy) - rtrn ) / o2ut, z1pdenit * ( 1.- nitrfac(ji,jj,ikt) ) ) |
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[8533] | 208 | tra(ji,jj,ikt,jpdoc) = tra(ji,jj,ikt,jpdoc) + z1pdenit - zolimit |
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| 209 | tra(ji,jj,ikt,jppo4) = tra(ji,jj,ikt,jppo4) + zpdenit + zolimit |
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| 210 | tra(ji,jj,ikt,jpnh4) = tra(ji,jj,ikt,jpnh4) + zpdenit + zolimit |
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| 211 | tra(ji,jj,ikt,jpno3) = tra(ji,jj,ikt,jpno3) - rdenit * zpdenit |
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[7646] | 212 | tra(ji,jj,ikt,jpoxy) = tra(ji,jj,ikt,jpoxy) - zolimit * o2ut |
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[8533] | 213 | tra(ji,jj,ikt,jptal) = tra(ji,jj,ikt,jptal) + rno3 * (zolimit + (1.+rdenit) * zpdenit ) |
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| 214 | tra(ji,jj,ikt,jpdic) = tra(ji,jj,ikt,jpdic) + zpdenit + zolimit |
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[7646] | 215 | sdenit(ji,jj) = rdenit * zpdenit * e3t_n(ji,jj,ikt) |
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[8533] | 216 | zsedc(ji,jj) = (1. - zrivno3) * zwstpoc * e3t_n(ji,jj,ikt) |
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[7646] | 217 | IF( ln_p5z ) THEN |
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| 218 | zwstpop = trb(ji,jj,ikt,jpgop) * zws4 + trb(ji,jj,ikt,jppop) * zws3 |
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| 219 | zwstpon = trb(ji,jj,ikt,jpgon) * zws4 + trb(ji,jj,ikt,jppon) * zws3 |
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[8541] | 220 | tra(ji,jj,ikt,jpdon) = tra(ji,jj,ikt,jpdon) + ( z1pdenit - zolimit ) * zwstpon / (zwstpoc + rtrn) |
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| 221 | tra(ji,jj,ikt,jpdop) = tra(ji,jj,ikt,jpdop) + ( z1pdenit - zolimit ) * zwstpop / (zwstpoc + rtrn) |
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[7646] | 222 | ENDIF |
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| 223 | END DO |
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| 224 | END DO |
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| 225 | ENDIF |
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| 226 | |
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| 227 | |
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[3443] | 228 | ! Nitrogen fixation process |
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[4529] | 229 | ! Small source iron from particulate inorganic iron |
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[3443] | 230 | !----------------------------------- |
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| 231 | DO jk = 1, jpkm1 |
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[7753] | 232 | zlight (:,:,jk) = ( 1.- EXP( -etot_ndcy(:,:,jk) / diazolight ) ) * ( 1. - fr_i(:,:) ) |
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| 233 | zsoufer(:,:,jk) = zlight(:,:,jk) * 2E-11 / ( 2E-11 + biron(:,:,jk) ) |
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[7646] | 234 | ENDDO |
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| 235 | IF( ln_p4z ) THEN |
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| 236 | DO jk = 1, jpkm1 |
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| 237 | DO jj = 1, jpj |
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| 238 | DO ji = 1, jpi |
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| 239 | ! ! Potential nitrogen fixation dependant on temperature and iron |
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[10362] | 240 | ztemp = tsn(ji,jj,jk,jp_tem) |
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| 241 | zmudia = MAX( 0.,-0.001096*ztemp**2 + 0.057*ztemp -0.637 ) * 7.625 |
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| 242 | ! Potential nitrogen fixation dependant on temperature and iron |
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| 243 | xdianh4 = trb(ji,jj,jk,jpnh4) / ( concnnh4 + trb(ji,jj,jk,jpnh4) ) |
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| 244 | xdiano3 = trb(ji,jj,jk,jpno3) / ( concnno3 + trb(ji,jj,jk,jpno3) ) * (1. - xdianh4) |
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| 245 | zlim = ( 1.- xdiano3 - xdianh4 ) |
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| 246 | IF( zlim <= 0.1 ) zlim = 0.01 |
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[7646] | 247 | zfact = zlim * rfact2 |
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[10362] | 248 | ztrfer = biron(ji,jj,jk) / ( concfediaz + biron(ji,jj,jk) ) |
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| 249 | ztrpo4(ji,jj,jk) = trb(ji,jj,jk,jppo4) / ( 1E-6 + trb(ji,jj,jk,jppo4) ) |
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| 250 | ztrdp = ztrpo4(ji,jj,jk) |
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| 251 | nitrpot(ji,jj,jk) = zmudia * r1_rday * zfact * MIN( ztrfer, ztrdp ) * zlight(ji,jj,jk) |
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[7646] | 252 | END DO |
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[3443] | 253 | END DO |
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| 254 | END DO |
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[7646] | 255 | ELSE ! p5z |
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| 256 | DO jk = 1, jpkm1 |
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| 257 | DO jj = 1, jpj |
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| 258 | DO ji = 1, jpi |
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| 259 | ! ! Potential nitrogen fixation dependant on temperature and iron |
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| 260 | ztemp = tsn(ji,jj,jk,jp_tem) |
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| 261 | zmudia = MAX( 0.,-0.001096*ztemp**2 + 0.057*ztemp -0.637 ) * 7.625 |
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| 262 | ! Potential nitrogen fixation dependant on temperature and iron |
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| 263 | xdianh4 = trb(ji,jj,jk,jpnh4) / ( concnnh4 + trb(ji,jj,jk,jpnh4) ) |
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| 264 | xdiano3 = trb(ji,jj,jk,jpno3) / ( concnno3 + trb(ji,jj,jk,jpno3) ) * (1. - xdianh4) |
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| 265 | zlim = ( 1.- xdiano3 - xdianh4 ) |
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| 266 | IF( zlim <= 0.1 ) zlim = 0.01 |
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| 267 | zfact = zlim * rfact2 |
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| 268 | ztrfer = biron(ji,jj,jk) / ( concfediaz + biron(ji,jj,jk) ) |
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| 269 | ztrpo4(ji,jj,jk) = trb(ji,jj,jk,jppo4) / ( 1E-6 + trb(ji,jj,jk,jppo4) ) |
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| 270 | ztrdop(ji,jj,jk) = trb(ji,jj,jk,jpdop) / ( 1E-6 + trb(ji,jj,jk,jpdop) ) * (1. - ztrpo4(ji,jj,jk)) |
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| 271 | ztrdp = ztrpo4(ji,jj,jk) + ztrdop(ji,jj,jk) |
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| 272 | nitrpot(ji,jj,jk) = zmudia * r1_rday * zfact * MIN( ztrfer, ztrdp ) * zlight(ji,jj,jk) |
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| 273 | END DO |
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| 274 | END DO |
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| 275 | END DO |
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| 276 | ENDIF |
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[3496] | 277 | |
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[3443] | 278 | ! Nitrogen change due to nitrogen fixation |
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| 279 | ! ---------------------------------------- |
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[7646] | 280 | IF( ln_p4z ) THEN |
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| 281 | DO jk = 1, jpkm1 |
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| 282 | DO jj = 1, jpj |
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| 283 | DO ji = 1, jpi |
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| 284 | zfact = nitrpot(ji,jj,jk) * nitrfix |
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[10362] | 285 | tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) + zfact / 3.0 |
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| 286 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) + rno3 * zfact / 3.0 |
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| 287 | tra(ji,jj,jk,jppo4) = tra(ji,jj,jk,jppo4) - zfact * 2.0 / 3.0 |
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| 288 | tra(ji,jj,jk,jpdoc) = tra(ji,jj,jk,jpdoc) + zfact * 1.0 / 3.0 |
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| 289 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zfact * 1.0 / 3.0 * 2.0 / 3.0 |
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| 290 | tra(ji,jj,jk,jpgoc) = tra(ji,jj,jk,jpgoc) + zfact * 1.0 / 3.0 * 1.0 / 3.0 |
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| 291 | tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) + ( o2ut + o2nit ) * zfact * 2.0 / 3.0 + o2nit * zfact / 3.0 |
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| 292 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) - 30E-6 * zfact * 1.0 / 3.0 |
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| 293 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + 30E-6 * zfact * 1.0 / 3.0 * 2.0 / 3.0 |
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| 294 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + 30E-6 * zfact * 1.0 / 3.0 * 1.0 / 3.0 |
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| 295 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) + 0.002 * 4E-10 * zsoufer(ji,jj,jk) * rfact2 / rday |
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[7646] | 296 | tra(ji,jj,jk,jppo4) = tra(ji,jj,jk,jppo4) + concdnh4 / ( concdnh4 + trb(ji,jj,jk,jppo4) ) & |
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[10362] | 297 | & * 0.001 * trb(ji,jj,jk,jpdoc) * xstep |
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[7646] | 298 | END DO |
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| 299 | END DO |
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| 300 | END DO |
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| 301 | ELSE ! p5z |
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| 302 | DO jk = 1, jpkm1 |
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| 303 | DO jj = 1, jpj |
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| 304 | DO ji = 1, jpi |
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| 305 | zfact = nitrpot(ji,jj,jk) * nitrfix |
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| 306 | tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) + zfact / 3.0 |
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| 307 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) + rno3 * zfact / 3.0 |
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| 308 | tra(ji,jj,jk,jppo4) = tra(ji,jj,jk,jppo4) - 16.0 / 46.0 * zfact * ( 1.0 - 1.0 / 3.0 ) & |
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| 309 | & * ztrpo4(ji,jj,jk) / (ztrpo4(ji,jj,jk) + ztrdop(ji,jj,jk) + rtrn) |
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| 310 | tra(ji,jj,jk,jpdon) = tra(ji,jj,jk,jpdon) + zfact * 1.0 / 3.0 |
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| 311 | tra(ji,jj,jk,jpdoc) = tra(ji,jj,jk,jpdoc) + zfact * 1.0 / 3.0 |
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| 312 | tra(ji,jj,jk,jpdop) = tra(ji,jj,jk,jpdop) + 16.0 / 46.0 * zfact / 3.0 & |
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| 313 | & - 16.0 / 46.0 * zfact * ztrdop(ji,jj,jk) & |
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| 314 | & / (ztrpo4(ji,jj,jk) + ztrdop(ji,jj,jk) + rtrn) |
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| 315 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zfact * 1.0 / 3.0 * 2.0 / 3.0 |
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| 316 | tra(ji,jj,jk,jppon) = tra(ji,jj,jk,jppon) + zfact * 1.0 / 3.0 * 2.0 /3.0 |
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| 317 | tra(ji,jj,jk,jppop) = tra(ji,jj,jk,jppop) + 16.0 / 46.0 * zfact * 1.0 / 3.0 * 2.0 /3.0 |
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| 318 | tra(ji,jj,jk,jpgoc) = tra(ji,jj,jk,jpgoc) + zfact * 1.0 / 3.0 * 1.0 / 3.0 |
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| 319 | tra(ji,jj,jk,jpgon) = tra(ji,jj,jk,jpgon) + zfact * 1.0 / 3.0 * 1.0 /3.0 |
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| 320 | tra(ji,jj,jk,jpgop) = tra(ji,jj,jk,jpgop) + 16.0 / 46.0 * zfact * 1.0 / 3.0 * 1.0 /3.0 |
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| 321 | tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) + ( o2ut + o2nit ) * zfact * 2.0 / 3.0 + o2nit * zfact / 3.0 |
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| 322 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) - 30E-6 * zfact * 1.0 / 3.0 |
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| 323 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + 30E-6 * zfact * 1.0 / 3.0 * 2.0 / 3.0 |
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| 324 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + 30E-6 * zfact * 1.0 / 3.0 * 1.0 / 3.0 |
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| 325 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) + 0.002 * 4E-10 * zsoufer(ji,jj,jk) * rfact2 / rday |
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| 326 | END DO |
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| 327 | END DO |
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| 328 | END DO |
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| 329 | ! |
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| 330 | ENDIF |
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[4529] | 331 | |
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[4996] | 332 | IF( lk_iomput ) THEN |
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[5385] | 333 | IF( knt == nrdttrc ) THEN |
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[8533] | 334 | zfact = 1.e+3 * rfact2r ! conversion from molC/l/kt to molN/m3/s |
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| 335 | IF( iom_use("Nfix" ) ) CALL iom_put( "Nfix", nitrpot(:,:,:) * nitrfix * rno3 * zfact * tmask(:,:,:) ) ! nitrogen fixation |
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[4996] | 336 | IF( iom_use("INTNFIX") ) THEN ! nitrogen fixation rate in ocean ( vertically integrated ) |
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[10127] | 337 | zwork(:,:) = 0. |
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[4996] | 338 | DO jk = 1, jpkm1 |
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[10127] | 339 | zwork(:,:) = zwork(:,:) + nitrpot(:,:,jk) * nitrfix * rno3 * zfact * e3t_n(:,:,jk) * tmask(:,:,jk) |
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[4996] | 340 | ENDDO |
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[10127] | 341 | CALL iom_put( "INTNFIX" , zwork ) |
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[3751] | 342 | ENDIF |
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[8533] | 343 | IF( iom_use("SedCal" ) ) CALL iom_put( "SedCal", zsedcal(:,:) * zfact ) |
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| 344 | IF( iom_use("SedSi" ) ) CALL iom_put( "SedSi", zsedsi (:,:) * zfact ) |
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| 345 | IF( iom_use("SedC" ) ) CALL iom_put( "SedC", zsedc (:,:) * zfact ) |
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| 346 | IF( iom_use("Sdenit" ) ) CALL iom_put( "Sdenit", sdenit (:,:) * zfact * rno3 ) |
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[3443] | 347 | ENDIF |
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| 348 | ENDIF |
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| 349 | ! |
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[12210] | 350 | IF(sn_cfctl%l_prttrc) THEN ! print mean trends (USEd for debugging) |
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[3443] | 351 | WRITE(charout, fmt="('sed ')") |
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| 352 | CALL prt_ctl_trc_info(charout) |
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[5385] | 353 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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[3443] | 354 | ENDIF |
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| 355 | ! |
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[9125] | 356 | IF( ln_p5z ) DEALLOCATE( ztrpo4, ztrdop ) |
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[3443] | 357 | ! |
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[9124] | 358 | IF( ln_timing ) CALL timing_stop('p4z_sed') |
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[3443] | 359 | ! |
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| 360 | END SUBROUTINE p4z_sed |
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| 361 | |
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[12110] | 362 | SUBROUTINE p4z_sed_init |
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| 363 | !!---------------------------------------------------------------------- |
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| 364 | !! *** routine p4z_sed_init *** |
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| 365 | !! |
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| 366 | !! ** purpose : initialization of some parameters |
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| 367 | !! |
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| 368 | !!---------------------------------------------------------------------- |
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| 369 | !!---------------------------------------------------------------------- |
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| 370 | INTEGER :: ji, jj, jk, jm |
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| 371 | INTEGER :: ios ! Local integer output status for namelist read |
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| 372 | ! |
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| 373 | !! |
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| 374 | NAMELIST/nampissed/ nitrfix, diazolight, concfediaz |
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| 375 | !!---------------------------------------------------------------------- |
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| 376 | ! |
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| 377 | IF(lwp) THEN |
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| 378 | WRITE(numout,*) |
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| 379 | WRITE(numout,*) 'p4z_sed_init : initialization of sediment mobilisation ' |
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| 380 | WRITE(numout,*) '~~~~~~~~~~~~ ' |
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| 381 | ENDIF |
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| 382 | ! !* set file information |
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| 383 | READ ( numnatp_ref, nampissed, IOSTAT = ios, ERR = 901) |
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[12111] | 384 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampissed in reference namelist' ) |
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[12110] | 385 | READ ( numnatp_cfg, nampissed, IOSTAT = ios, ERR = 902 ) |
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[12111] | 386 | 902 IF( ios > 0 ) CALL ctl_nam ( ios , 'nampissed in configuration namelist' ) |
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[12110] | 387 | IF(lwm) WRITE ( numonp, nampissed ) |
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[5385] | 388 | |
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[12110] | 389 | IF(lwp) THEN |
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| 390 | WRITE(numout,*) ' Namelist : nampissed ' |
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| 391 | WRITE(numout,*) ' nitrogen fixation rate nitrfix = ', nitrfix |
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| 392 | WRITE(numout,*) ' nitrogen fixation sensitivty to light diazolight = ', diazolight |
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| 393 | WRITE(numout,*) ' Fe half-saturation cste for diazotrophs concfediaz = ', concfediaz |
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| 394 | ENDIF |
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| 395 | ! |
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| 396 | r1_rday = 1. / rday |
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| 397 | ! |
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| 398 | sedsilfrac = 0.03 ! percentage of silica loss in the sediments |
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| 399 | sedcalfrac = 0.6 ! percentage of calcite loss in the sediments |
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| 400 | ! |
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| 401 | lk_sed = ln_sediment .AND. ln_sed_2way |
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| 402 | ! |
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| 403 | END SUBROUTINE p4z_sed_init |
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| 404 | |
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[5385] | 405 | INTEGER FUNCTION p4z_sed_alloc() |
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| 406 | !!---------------------------------------------------------------------- |
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| 407 | !! *** ROUTINE p4z_sed_alloc *** |
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| 408 | !!---------------------------------------------------------------------- |
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| 409 | ALLOCATE( nitrpot(jpi,jpj,jpk), sdenit(jpi,jpj), STAT=p4z_sed_alloc ) |
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| 410 | ! |
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[10425] | 411 | IF( p4z_sed_alloc /= 0 ) CALL ctl_stop( 'STOP', 'p4z_sed_alloc: failed to allocate arrays' ) |
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[5385] | 412 | ! |
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| 413 | END FUNCTION p4z_sed_alloc |
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| 414 | |
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[3443] | 415 | !!====================================================================== |
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[5656] | 416 | END MODULE p4zsed |
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