[935] | 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 | !!---------------------------------------------------------------------- |
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| 9 | #if defined key_pisces |
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| 10 | !!---------------------------------------------------------------------- |
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| 11 | !! 'key_pisces' PISCES bio-model |
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| 12 | !!---------------------------------------------------------------------- |
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| 13 | !! p4z_sed : Compute loss of organic matter in the sediments |
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| 14 | !! p4z_sbc : Read and interpolate time-varying nutrients fluxes |
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| 15 | !! p4z_sed_init : Initialization of p4z_sed |
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| 16 | !!---------------------------------------------------------------------- |
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[2819] | 17 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 18 | USE trc ! passive tracers common variables |
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| 19 | USE sms_pisces ! PISCES Source Minus Sink variables |
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| 20 | USE p4zsink ! vertical flux of particulate matter due to sinking |
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| 21 | USE p4zopt ! optical model |
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| 22 | USE p4zlim ! Co-limitations of differents nutrients |
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| 23 | USE p4zrem ! Remineralisation of organic matter |
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| 24 | USE prtctl_trc ! print control for debugging |
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| 25 | USE iom ! I/O manager |
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[935] | 26 | |
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| 27 | IMPLICIT NONE |
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| 28 | PRIVATE |
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| 29 | |
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[1073] | 30 | PUBLIC p4z_sed |
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[2528] | 31 | PUBLIC p4z_sed_init |
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[2715] | 32 | PUBLIC p4z_sed_alloc |
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[935] | 33 | |
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| 34 | !! * Shared module variables |
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[2715] | 35 | LOGICAL, PUBLIC :: ln_dustfer = .FALSE. !: boolean for dust input from the atmosphere |
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| 36 | LOGICAL, PUBLIC :: ln_river = .FALSE. !: boolean for river input of nutrients |
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| 37 | LOGICAL, PUBLIC :: ln_ndepo = .FALSE. !: boolean for atmospheric deposition of N |
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| 38 | LOGICAL, PUBLIC :: ln_sedinput = .FALSE. !: boolean for Fe input from sediments |
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[935] | 39 | |
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[2715] | 40 | REAL(wp), PUBLIC :: sedfeinput = 1.E-9_wp !: Coastal release of Iron |
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| 41 | REAL(wp), PUBLIC :: dustsolub = 0.014_wp !: Solubility of the dust |
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[935] | 42 | |
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| 43 | !! * Module variables |
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[2715] | 44 | REAL(wp) :: ryyss !: number of seconds per year |
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| 45 | REAL(wp) :: ryyss1 !: inverse of ryyss |
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| 46 | REAL(wp) :: rmtss !: number of seconds per month |
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| 47 | REAL(wp) :: rday1 !: inverse of rday |
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[1735] | 48 | |
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[2715] | 49 | INTEGER , PARAMETER :: jpmth = 12 !: number of months per year |
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| 50 | INTEGER , PARAMETER :: jpyr = 1 !: one year |
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| 51 | |
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| 52 | INTEGER :: numdust !: logical unit for surface fluxes data |
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| 53 | INTEGER :: nflx1 , nflx2 !: first and second record used |
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| 54 | INTEGER :: nflx11, nflx12 |
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| 55 | |
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| 56 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: dustmo !: set of dust fields |
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| 57 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: dust !: dust fields |
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| 58 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivinp, cotdep !: river input fields |
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| 59 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: nitdep !: atmospheric N deposition |
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| 60 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ironsed !: Coastal supply of iron |
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| 61 | |
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[935] | 62 | REAL(wp) :: sumdepsi, rivalkinput, rivpo4input, nitdepinput |
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| 63 | |
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| 64 | !!* Substitution |
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[1503] | 65 | # include "top_substitute.h90" |
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[935] | 66 | !!---------------------------------------------------------------------- |
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[2528] | 67 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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[1180] | 68 | !! $Header:$ |
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[2528] | 69 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[935] | 70 | !!---------------------------------------------------------------------- |
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| 71 | |
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| 72 | CONTAINS |
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| 73 | |
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[2715] | 74 | |
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[2528] | 75 | SUBROUTINE p4z_sed( kt, jnt ) |
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[935] | 76 | !!--------------------------------------------------------------------- |
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| 77 | !! *** ROUTINE p4z_sed *** |
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| 78 | !! |
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| 79 | !! ** Purpose : Compute loss of organic matter in the sediments. This |
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| 80 | !! is by no way a sediment model. The loss is simply |
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| 81 | !! computed to balance the inout from rivers and dust |
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| 82 | !! |
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| 83 | !! ** Method : - ??? |
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| 84 | !!--------------------------------------------------------------------- |
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[2715] | 85 | USE wrk_nemo, ONLY: wrk_in_use, wrk_not_released |
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| 86 | USE wrk_nemo, ONLY: zsidep => wrk_2d_1, zwork => wrk_2d_2, zwork1 => wrk_2d_3 |
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| 87 | USE wrk_nemo, ONLY: znitrpot => wrk_3d_2, zirondep => wrk_3d_3 |
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| 88 | ! |
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[935] | 89 | INTEGER, INTENT(in) :: kt, jnt ! ocean time step |
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[2528] | 90 | INTEGER :: ji, jj, jk, ikt |
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[1180] | 91 | #if ! defined key_sed |
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[935] | 92 | REAL(wp) :: zsumsedsi, zsumsedpo4, zsumsedcal |
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[2528] | 93 | REAL(wp) :: zrivalk, zrivsil, zrivpo4 |
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[1180] | 94 | #endif |
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[2528] | 95 | REAL(wp) :: zdenitot, znitrpottot, zlim, zfact |
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| 96 | REAL(wp) :: zwsbio3, zwsbio4, zwscal |
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[935] | 97 | CHARACTER (len=25) :: charout |
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| 98 | !!--------------------------------------------------------------------- |
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| 99 | |
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[2715] | 100 | IF( ( wrk_in_use(2, 1,2,3) ) .OR. ( wrk_in_use(3, 2,3) ) ) THEN |
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| 101 | CALL ctl_stop('p4z_sed: requested workspace arrays unavailable') ; RETURN |
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| 102 | END IF |
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| 103 | |
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[2528] | 104 | IF( jnt == 1 .AND. ln_dustfer ) CALL p4z_sbc( kt ) |
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[935] | 105 | |
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| 106 | ! Iron and Si deposition at the surface |
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| 107 | ! ------------------------------------- |
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| 108 | |
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| 109 | DO jj = 1, jpj |
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| 110 | DO ji = 1, jpi |
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[2528] | 111 | zirondep(ji,jj,1) = ( dustsolub * dust(ji,jj) / ( 55.85 * rmtss ) + 3.e-10 * ryyss1 ) & |
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[935] | 112 | & * rfact2 / fse3t(ji,jj,1) |
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[1735] | 113 | zsidep (ji,jj) = 8.8 * 0.075 * dust(ji,jj) * rfact2 / ( fse3t(ji,jj,1) * 28.1 * rmtss ) |
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[935] | 114 | END DO |
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| 115 | END DO |
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| 116 | |
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| 117 | ! Iron solubilization of particles in the water column |
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| 118 | ! ---------------------------------------------------- |
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| 119 | |
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| 120 | DO jk = 2, jpkm1 |
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[1735] | 121 | zirondep(:,:,jk) = dust(:,:) / ( 10. * 55.85 * rmtss ) * rfact2 * 1.e-4 |
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[935] | 122 | END DO |
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| 123 | |
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| 124 | ! Add the external input of nutrients, carbon and alkalinity |
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| 125 | ! ---------------------------------------------------------- |
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| 126 | |
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| 127 | trn(:,:,1,jppo4) = trn(:,:,1,jppo4) + rivinp(:,:) * rfact2 |
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| 128 | trn(:,:,1,jpno3) = trn(:,:,1,jpno3) + (rivinp(:,:) + nitdep(:,:)) * rfact2 |
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| 129 | trn(:,:,1,jpfer) = trn(:,:,1,jpfer) + rivinp(:,:) * 3.e-5 * rfact2 |
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| 130 | trn(:,:,1,jpsil) = trn(:,:,1,jpsil) + zsidep (:,:) + cotdep(:,:) * rfact2 / 6. |
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| 131 | trn(:,:,1,jpdic) = trn(:,:,1,jpdic) + rivinp(:,:) * 2.631 * rfact2 |
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| 132 | trn(:,:,1,jptal) = trn(:,:,1,jptal) + (cotdep(:,:) - rno3*(rivinp(:,:) + nitdep(:,:) ) ) * rfact2 |
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| 133 | |
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| 134 | |
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| 135 | ! Add the external input of iron which is 3D distributed |
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| 136 | ! (dust, river and sediment mobilization) |
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| 137 | ! ------------------------------------------------------ |
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| 138 | |
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| 139 | DO jk = 1, jpkm1 |
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[1457] | 140 | trn(:,:,jk,jpfer) = trn(:,:,jk,jpfer) + zirondep(:,:,jk) + ironsed(:,:,jk) * rfact2 |
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[935] | 141 | END DO |
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| 142 | |
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[1180] | 143 | |
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| 144 | #if ! defined key_sed |
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[935] | 145 | ! Loss of biogenic silicon, Caco3 organic carbon in the sediments. |
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| 146 | ! First, the total loss is computed. |
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| 147 | ! The factor for calcite comes from the alkalinity effect |
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| 148 | ! ------------------------------------------------------------- |
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| 149 | DO jj = 1, jpj |
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| 150 | DO ji = 1, jpi |
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[2528] | 151 | ikt = mbkt(ji,jj) |
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[935] | 152 | # if defined key_kriest |
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[2528] | 153 | zwork (ji,jj) = trn(ji,jj,ikt,jpdsi) * wscal (ji,jj,ikt) |
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| 154 | zwork1(ji,jj) = trn(ji,jj,ikt,jppoc) * wsbio3(ji,jj,ikt) |
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[935] | 155 | # else |
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[2528] | 156 | zwork (ji,jj) = trn(ji,jj,ikt,jpdsi) * wsbio4(ji,jj,ikt) |
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| 157 | zwork1(ji,jj) = trn(ji,jj,ikt,jpgoc) * wsbio4(ji,jj,ikt) + trn(ji,jj,ikt,jppoc) * wsbio3(ji,jj,ikt) |
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[935] | 158 | # endif |
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| 159 | END DO |
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| 160 | END DO |
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[2528] | 161 | zsumsedsi = glob_sum( zwork (:,:) * e1e2t(:,:) ) * rday1 |
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| 162 | zsumsedpo4 = glob_sum( zwork1(:,:) * e1e2t(:,:) ) * rday1 |
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| 163 | DO jj = 1, jpj |
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| 164 | DO ji = 1, jpi |
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| 165 | ikt = mbkt(ji,jj) |
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| 166 | zwork (ji,jj) = trn(ji,jj,ikt,jpcal) * wscal (ji,jj,ikt) |
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| 167 | END DO |
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| 168 | END DO |
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| 169 | zsumsedcal = glob_sum( zwork (:,:) * e1e2t(:,:) ) * 2.0 * rday1 |
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[1180] | 170 | #endif |
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| 171 | |
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[935] | 172 | ! Then this loss is scaled at each bottom grid cell for |
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| 173 | ! equilibrating the total budget of silica in the ocean. |
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| 174 | ! Thus, the amount of silica lost in the sediments equal |
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| 175 | ! the supply at the surface (dust+rivers) |
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| 176 | ! ------------------------------------------------------ |
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| 177 | |
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| 178 | DO jj = 1, jpj |
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| 179 | DO ji = 1, jpi |
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[2528] | 180 | ikt = mbkt(ji,jj) |
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| 181 | zfact = xstep / fse3t(ji,jj,ikt) |
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| 182 | zwsbio3 = 1._wp - zfact * wsbio3(ji,jj,ikt) |
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| 183 | zwsbio4 = 1._wp - zfact * wsbio4(ji,jj,ikt) |
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| 184 | zwscal = 1._wp - zfact * wscal (ji,jj,ikt) |
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| 185 | ! |
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| 186 | # if defined key_kriest |
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| 187 | trn(ji,jj,ikt,jpdsi) = trn(ji,jj,ikt,jpdsi) * zwsbio4 |
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| 188 | trn(ji,jj,ikt,jpnum) = trn(ji,jj,ikt,jpnum) * zwsbio4 |
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| 189 | trn(ji,jj,ikt,jppoc) = trn(ji,jj,ikt,jppoc) * zwsbio3 |
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| 190 | trn(ji,jj,ikt,jpsfe) = trn(ji,jj,ikt,jpsfe) * zwsbio3 |
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[935] | 191 | # else |
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[2528] | 192 | trn(ji,jj,ikt,jpdsi) = trn(ji,jj,ikt,jpdsi) * zwscal |
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| 193 | trn(ji,jj,ikt,jpgoc) = trn(ji,jj,ikt,jpgoc) * zwsbio4 |
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| 194 | trn(ji,jj,ikt,jppoc) = trn(ji,jj,ikt,jppoc) * zwsbio3 |
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| 195 | trn(ji,jj,ikt,jpbfe) = trn(ji,jj,ikt,jpbfe) * zwsbio4 |
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| 196 | trn(ji,jj,ikt,jpsfe) = trn(ji,jj,ikt,jpsfe) * zwsbio3 |
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[935] | 197 | # endif |
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[2528] | 198 | trn(ji,jj,ikt,jpcal) = trn(ji,jj,ikt,jpcal) * zwscal |
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[935] | 199 | END DO |
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| 200 | END DO |
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| 201 | |
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[1180] | 202 | #if ! defined key_sed |
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[2528] | 203 | zrivsil = 1._wp - ( sumdepsi + rivalkinput * ryyss1 / 6. ) / zsumsedsi |
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| 204 | zrivalk = 1._wp - ( rivalkinput * ryyss1 ) / zsumsedcal |
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| 205 | zrivpo4 = 1._wp - ( rivpo4input * ryyss1 ) / zsumsedpo4 |
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[935] | 206 | DO jj = 1, jpj |
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| 207 | DO ji = 1, jpi |
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[2528] | 208 | ikt = mbkt(ji,jj) |
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| 209 | zfact = xstep / fse3t(ji,jj,ikt) |
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| 210 | zwsbio3 = zfact * wsbio3(ji,jj,ikt) |
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| 211 | zwsbio4 = zfact * wsbio4(ji,jj,ikt) |
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| 212 | zwscal = zfact * wscal (ji,jj,ikt) |
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| 213 | trn(ji,jj,ikt,jptal) = trn(ji,jj,ikt,jptal) + trn(ji,jj,ikt,jpcal) * zwscal * zrivalk * 2.0 |
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| 214 | trn(ji,jj,ikt,jpdic) = trn(ji,jj,ikt,jpdic) + trn(ji,jj,ikt,jpcal) * zwscal * zrivalk |
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| 215 | # if defined key_kriest |
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| 216 | trn(ji,jj,ikt,jpsil) = trn(ji,jj,ikt,jpsil) + trn(ji,jj,ikt,jpdsi) * zwsbio4 * zrivsil |
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| 217 | trn(ji,jj,ikt,jpdoc) = trn(ji,jj,ikt,jpdoc) + trn(ji,jj,ikt,jppoc) * zwsbio3 * zrivpo4 |
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[935] | 218 | # else |
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[2528] | 219 | trn(ji,jj,ikt,jpsil) = trn(ji,jj,ikt,jpsil) + trn(ji,jj,ikt,jpdsi) * zwscal * zrivsil |
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| 220 | trn(ji,jj,ikt,jpdoc) = trn(ji,jj,ikt,jpdoc) & |
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| 221 | & + ( trn(ji,jj,ikt,jppoc) * zwsbio3 + trn(ji,jj,ikt,jpgoc) * zwsbio4 ) * zrivpo4 |
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[935] | 222 | # endif |
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| 223 | END DO |
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| 224 | END DO |
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[2528] | 225 | # endif |
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[935] | 226 | |
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| 227 | ! Nitrogen fixation (simple parameterization). The total gain |
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| 228 | ! from nitrogen fixation is scaled to balance the loss by |
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| 229 | ! denitrification |
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| 230 | ! ------------------------------------------------------------- |
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| 231 | |
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[2528] | 232 | zdenitot = glob_sum( denitr(:,:,:) * cvol(:,:,:) * xnegtr(:,:,:) ) * rdenit |
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[935] | 233 | |
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[1678] | 234 | ! Potential nitrogen fixation dependant on temperature and iron |
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[935] | 235 | ! ------------------------------------------------------------- |
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| 236 | |
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| 237 | !CDIR NOVERRCHK |
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| 238 | DO jk = 1, jpk |
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| 239 | !CDIR NOVERRCHK |
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| 240 | DO jj = 1, jpj |
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| 241 | !CDIR NOVERRCHK |
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| 242 | DO ji = 1, jpi |
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| 243 | zlim = ( 1.- xnanono3(ji,jj,jk) - xnanonh4(ji,jj,jk) ) |
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| 244 | IF( zlim <= 0.2 ) zlim = 0.01 |
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[2528] | 245 | znitrpot(ji,jj,jk) = MAX( 0.e0, ( 0.6 * tgfunc(ji,jj,jk) - 2.15 ) * rday1 ) & |
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[2819] | 246 | & * zlim * rfact2 * trn(ji,jj,jk,jpfer) & |
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[2528] | 247 | # if defined key_degrad |
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[2819] | 248 | & * facvol(ji,jj,jk) |
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[935] | 249 | # endif |
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[2819] | 250 | & / ( conc3 + trn(ji,jj,jk,jpfer) ) * ( 1.- EXP( -etot(ji,jj,jk) / 50.) ) |
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[935] | 251 | END DO |
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| 252 | END DO |
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| 253 | END DO |
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| 254 | |
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[2528] | 255 | znitrpottot = glob_sum( znitrpot(:,:,:) * cvol(:,:,:) ) |
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[935] | 256 | |
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| 257 | ! Nitrogen change due to nitrogen fixation |
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| 258 | ! ---------------------------------------- |
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| 259 | |
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| 260 | DO jk = 1, jpk |
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| 261 | DO jj = 1, jpj |
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| 262 | DO ji = 1, jpi |
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| 263 | zfact = znitrpot(ji,jj,jk) * 1.e-7 |
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| 264 | trn(ji,jj,jk,jpnh4) = trn(ji,jj,jk,jpnh4) + zfact |
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| 265 | trn(ji,jj,jk,jpoxy) = trn(ji,jj,jk,jpoxy) + zfact * o2nit |
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| 266 | trn(ji,jj,jk,jppo4) = trn(ji,jj,jk,jppo4) + 30./ 46.* zfact |
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| 267 | END DO |
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| 268 | END DO |
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| 269 | END DO |
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| 270 | |
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[2819] | 271 | IF( ln_diatrc ) THEN |
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| 272 | ! |
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| 273 | zfact = 1.e+3 * rfact2r |
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| 274 | zwork (:,:) = ( zirondep(:,:,1) + ironsed(:,:,1) * rfact2 ) * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 275 | zwork1(:,:) = znitrpot(:,:,1) * 1.e-7 * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 276 | IF( jnt == nrdttrc ) THEN |
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| 277 | CALL iom_put( "Irondep", zwork ) ! surface downward net flux of iron |
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| 278 | CALL iom_put( "Nfix" , zwork1 ) ! nitrogen fixation at surface |
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| 279 | ENDIF |
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| 280 | # if ! defined key_iomput |
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| 281 | trc2d(:,:,jp_pcs0_2d + 11) = zirondep(:,:,1) * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 282 | trc2d(:,:,jp_pcs0_2d + 12) = znitrpot(:,:,1) * 1.e-7 * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 283 | # endif |
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| 284 | ! |
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[2528] | 285 | ENDIF |
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[935] | 286 | ! |
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| 287 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 288 | WRITE(charout, FMT="('sed ')") |
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| 289 | CALL prt_ctl_trc_info(charout) |
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| 290 | CALL prt_ctl_trc(tab4d=trn, mask=tmask, clinfo=ctrcnm) |
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| 291 | ENDIF |
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| 292 | |
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[2715] | 293 | IF( ( wrk_not_released(2, 1,2,3) ) .OR. ( wrk_not_released(3, 2,3) ) ) & |
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| 294 | & CALL ctl_stop('p4z_sed: failed to release workspace arrays') |
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| 295 | |
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[935] | 296 | END SUBROUTINE p4z_sed |
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| 297 | |
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[2528] | 298 | SUBROUTINE p4z_sbc( kt ) |
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[935] | 299 | |
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| 300 | !!---------------------------------------------------------------------- |
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| 301 | !! *** ROUTINE p4z_sbc *** |
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| 302 | !! |
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| 303 | !! ** Purpose : Read and interpolate the external sources of |
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| 304 | !! nutrients |
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| 305 | !! |
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| 306 | !! ** Method : Read the files and interpolate the appropriate variables |
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| 307 | !! |
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| 308 | !! ** input : external netcdf files |
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| 309 | !! |
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| 310 | !!---------------------------------------------------------------------- |
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| 311 | !! * arguments |
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| 312 | INTEGER, INTENT( in ) :: kt ! ocean time step |
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| 313 | |
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| 314 | !! * Local declarations |
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[2528] | 315 | INTEGER :: imois, i15, iman |
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| 316 | REAL(wp) :: zxy |
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[935] | 317 | |
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| 318 | !!--------------------------------------------------------------------- |
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| 319 | |
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| 320 | ! Initialization |
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| 321 | ! -------------- |
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| 322 | |
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[1147] | 323 | i15 = nday / 16 |
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[935] | 324 | iman = INT( raamo ) |
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| 325 | imois = nmonth + i15 - 1 |
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| 326 | IF( imois == 0 ) imois = iman |
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| 327 | |
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[2528] | 328 | ! Calendar computation |
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[935] | 329 | IF( kt == nit000 .OR. imois /= nflx1 ) THEN |
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| 330 | |
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[2528] | 331 | IF( kt == nit000 ) nflx1 = 0 |
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[935] | 332 | |
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| 333 | ! nflx1 number of the first file record used in the simulation |
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| 334 | ! nflx2 number of the last file record |
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| 335 | |
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| 336 | nflx1 = imois |
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[2528] | 337 | nflx2 = nflx1 + 1 |
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[935] | 338 | nflx1 = MOD( nflx1, iman ) |
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| 339 | nflx2 = MOD( nflx2, iman ) |
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| 340 | IF( nflx1 == 0 ) nflx1 = iman |
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| 341 | IF( nflx2 == 0 ) nflx2 = iman |
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[2528] | 342 | IF(lwp) WRITE(numout,*) |
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| 343 | IF(lwp) WRITE(numout,*) ' p4z_sbc : first record file used nflx1 ',nflx1 |
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| 344 | IF(lwp) WRITE(numout,*) ' p4z_sbc : last record file used nflx2 ',nflx2 |
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[935] | 345 | |
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| 346 | ENDIF |
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| 347 | |
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[2528] | 348 | ! 3. at every time step interpolation of fluxes |
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[935] | 349 | ! --------------------------------------------- |
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| 350 | |
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[1147] | 351 | zxy = FLOAT( nday + 15 - 30 * i15 ) / 30 |
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[2528] | 352 | dust(:,:) = ( (1.-zxy) * dustmo(:,:,nflx1) + zxy * dustmo(:,:,nflx2) ) |
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[935] | 353 | |
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| 354 | END SUBROUTINE p4z_sbc |
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| 355 | |
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| 356 | SUBROUTINE p4z_sed_init |
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| 357 | |
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| 358 | !!---------------------------------------------------------------------- |
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| 359 | !! *** ROUTINE p4z_sed_init *** |
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| 360 | !! |
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| 361 | !! ** Purpose : Initialization of the external sources of nutrients |
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| 362 | !! |
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| 363 | !! ** Method : Read the files and compute the budget |
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[2528] | 364 | !! called at the first timestep (nit000) |
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[935] | 365 | !! |
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| 366 | !! ** input : external netcdf files |
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| 367 | !! |
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| 368 | !!---------------------------------------------------------------------- |
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[2774] | 369 | USE wrk_nemo, ONLY: wrk_in_use, wrk_not_released |
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| 370 | USE wrk_nemo, ONLY: zriverdoc => wrk_2d_1, zriver => wrk_2d_2, zndepo => wrk_2d_3 |
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| 371 | USE wrk_nemo, ONLY: zcmask => wrk_3d_2 |
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| 372 | ! |
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[2528] | 373 | INTEGER :: ji, jj, jk, jm |
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[935] | 374 | INTEGER :: numriv, numbath, numdep |
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| 375 | REAL(wp) :: zcoef |
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| 376 | REAL(wp) :: expide, denitide,zmaskt |
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[2774] | 377 | ! |
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[1511] | 378 | NAMELIST/nampissed/ ln_dustfer, ln_river, ln_ndepo, ln_sedinput, sedfeinput, dustsolub |
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[2774] | 379 | !!---------------------------------------------------------------------- |
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[935] | 380 | |
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[2774] | 381 | IF( ( wrk_in_use(2, 1,2,3) ) .OR. ( wrk_in_use(3, 2) ) ) THEN |
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| 382 | CALL ctl_stop('p4z_sed_init: requested workspace arrays unavailable') ; RETURN |
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| 383 | END IF |
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[935] | 384 | |
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[2819] | 385 | REWIND( numnatp ) ! read numnatp |
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| 386 | READ ( numnatp, nampissed ) |
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| 387 | |
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[935] | 388 | IF(lwp) THEN |
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| 389 | WRITE(numout,*) ' ' |
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[1119] | 390 | WRITE(numout,*) ' Namelist : nampissed ' |
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[935] | 391 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~ ' |
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[1511] | 392 | WRITE(numout,*) ' Dust input from the atmosphere ln_dustfer = ', ln_dustfer |
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| 393 | WRITE(numout,*) ' River input of nutrients ln_river = ', ln_river |
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| 394 | WRITE(numout,*) ' Atmospheric deposition of N ln_ndepo = ', ln_ndepo |
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| 395 | WRITE(numout,*) ' Fe input from sediments ln_sedinput = ', ln_sedinput |
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| 396 | WRITE(numout,*) ' Coastal release of Iron sedfeinput =', sedfeinput |
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| 397 | WRITE(numout,*) ' Solubility of the dust dustsolub =', dustsolub |
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[935] | 398 | ENDIF |
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| 399 | |
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| 400 | ! Dust input from the atmosphere |
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| 401 | ! ------------------------------ |
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[1511] | 402 | IF( ln_dustfer ) THEN |
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[935] | 403 | IF(lwp) WRITE(numout,*) ' Initialize dust input from atmosphere ' |
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| 404 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ' |
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| 405 | CALL iom_open ( 'dust.orca.nc', numdust ) |
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[2528] | 406 | DO jm = 1, jpmth |
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| 407 | CALL iom_get( numdust, jpdom_data, 'dust', dustmo(:,:,jm), jm ) |
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[935] | 408 | END DO |
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| 409 | CALL iom_close( numdust ) |
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| 410 | ELSE |
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[2528] | 411 | dustmo(:,:,:) = 0.e0 |
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[935] | 412 | dust(:,:) = 0.0 |
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| 413 | ENDIF |
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| 414 | |
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| 415 | ! Nutrient input from rivers |
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| 416 | ! -------------------------- |
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[1511] | 417 | IF( ln_river ) THEN |
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[935] | 418 | IF(lwp) WRITE(numout,*) ' Initialize the nutrient input by rivers from river.orca.nc file' |
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| 419 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 420 | CALL iom_open ( 'river.orca.nc', numriv ) |
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[2774] | 421 | CALL iom_get ( numriv, jpdom_data, 'riverdic', zriver (:,:), jpyr ) |
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| 422 | CALL iom_get ( numriv, jpdom_data, 'riverdoc', zriverdoc(:,:), jpyr ) |
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[935] | 423 | CALL iom_close( numriv ) |
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| 424 | ELSE |
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[2774] | 425 | zriver (:,:) = 0.e0 |
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| 426 | zriverdoc(:,:) = 0.e0 |
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[935] | 427 | endif |
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| 428 | |
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| 429 | ! Nutrient input from dust |
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| 430 | ! ------------------------ |
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[1511] | 431 | IF( ln_ndepo ) THEN |
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[935] | 432 | IF(lwp) WRITE(numout,*) ' Initialize the nutrient input by dust from ndeposition.orca.nc' |
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| 433 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 434 | CALL iom_open ( 'ndeposition.orca.nc', numdep ) |
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[2774] | 435 | CALL iom_get ( numdep, jpdom_data, 'ndep', zndepo(:,:), jpyr ) |
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[935] | 436 | CALL iom_close( numdep ) |
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| 437 | ELSE |
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[2774] | 438 | zndepo(:,:) = 0.e0 |
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[935] | 439 | ENDIF |
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| 440 | |
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| 441 | ! Coastal and island masks |
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| 442 | ! ------------------------ |
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[1511] | 443 | IF( ln_sedinput ) THEN |
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[935] | 444 | IF(lwp) WRITE(numout,*) ' Computation of an island mask to enhance coastal supply of iron' |
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| 445 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 446 | IF(lwp) WRITE(numout,*) ' from bathy.orca.nc file ' |
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| 447 | CALL iom_open ( 'bathy.orca.nc', numbath ) |
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[2774] | 448 | CALL iom_get ( numbath, jpdom_data, 'bathy', zcmask(:,:,:), jpyr ) |
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[935] | 449 | CALL iom_close( numbath ) |
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| 450 | ! |
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| 451 | DO jk = 1, 5 |
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| 452 | DO jj = 2, jpjm1 |
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[1503] | 453 | DO ji = fs_2, fs_jpim1 |
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[935] | 454 | IF( tmask(ji,jj,jk) /= 0. ) THEN |
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| 455 | zmaskt = tmask(ji+1,jj,jk) * tmask(ji-1,jj,jk) * tmask(ji,jj+1,jk) & |
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| 456 | & * tmask(ji,jj-1,jk) * tmask(ji,jj,jk+1) |
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[2774] | 457 | IF( zmaskt == 0. ) zcmask(ji,jj,jk ) = MAX( 0.1, zcmask(ji,jj,jk) ) |
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[935] | 458 | ENDIF |
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| 459 | END DO |
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| 460 | END DO |
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| 461 | END DO |
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| 462 | DO jk = 1, jpk |
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| 463 | DO jj = 1, jpj |
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| 464 | DO ji = 1, jpi |
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| 465 | expide = MIN( 8.,( fsdept(ji,jj,jk) / 500. )**(-1.5) ) |
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| 466 | denitide = -0.9543 + 0.7662 * LOG( expide ) - 0.235 * LOG( expide )**2 |
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[2774] | 467 | zcmask(ji,jj,jk) = zcmask(ji,jj,jk) * MIN( 1., EXP( denitide ) / 0.5 ) |
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[935] | 468 | END DO |
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| 469 | END DO |
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| 470 | END DO |
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| 471 | ELSE |
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[2774] | 472 | zcmask(:,:,:) = 0.e0 |
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[935] | 473 | ENDIF |
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| 474 | |
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[2774] | 475 | CALL lbc_lnk( zcmask , 'T', 1. ) ! Lateral boundary conditions on zcmask (sign unchanged) |
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[935] | 476 | |
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| 477 | |
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[2528] | 478 | ! ! Number of seconds per year and per month |
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| 479 | ryyss = nyear_len(1) * rday |
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| 480 | rmtss = ryyss / raamo |
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| 481 | rday1 = 1. / rday |
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| 482 | ryyss1 = 1. / ryyss |
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| 483 | ! ! ocean surface cell |
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[1735] | 484 | |
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[935] | 485 | ! total atmospheric supply of Si |
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| 486 | ! ------------------------------ |
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| 487 | sumdepsi = 0.e0 |
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[2528] | 488 | DO jm = 1, jpmth |
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| 489 | zcoef = 1. / ( 12. * rmtss ) * 8.8 * 0.075 / 28.1 |
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| 490 | sumdepsi = sumdepsi + glob_sum( dustmo(:,:,jm) * e1e2t(:,:) ) * zcoef |
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| 491 | ENDDO |
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[935] | 492 | |
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| 493 | ! N/P and Si releases due to coastal rivers |
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| 494 | ! ----------------------------------------- |
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| 495 | DO jj = 1, jpj |
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| 496 | DO ji = 1, jpi |
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[2528] | 497 | zcoef = ryyss * e1e2t(ji,jj) * fse3t(ji,jj,1) * tmask(ji,jj,1) |
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[2774] | 498 | cotdep(ji,jj) = zriver(ji,jj) *1E9 / ( 12. * zcoef + rtrn ) |
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| 499 | rivinp(ji,jj) = (zriver(ji,jj)+zriverdoc(ji,jj)) *1E9 / ( 31.6* zcoef + rtrn ) |
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| 500 | nitdep(ji,jj) = 7.6 * zndepo(ji,jj) / ( 14E6*ryyss*fse3t(ji,jj,1) + rtrn ) |
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[935] | 501 | END DO |
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| 502 | END DO |
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| 503 | ! Lateral boundary conditions on ( cotdep, rivinp, nitdep ) (sign unchanged) |
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| 504 | CALL lbc_lnk( cotdep , 'T', 1. ) ; CALL lbc_lnk( rivinp , 'T', 1. ) ; CALL lbc_lnk( nitdep , 'T', 1. ) |
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| 505 | |
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[2528] | 506 | rivpo4input = glob_sum( rivinp(:,:) * cvol(:,:,1) ) * ryyss |
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| 507 | rivalkinput = glob_sum( cotdep(:,:) * cvol(:,:,1) ) * ryyss |
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| 508 | nitdepinput = glob_sum( nitdep(:,:) * cvol(:,:,1) ) * ryyss |
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[935] | 509 | |
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| 510 | |
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| 511 | ! Coastal supply of iron |
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| 512 | ! ------------------------- |
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| 513 | DO jk = 1, jpkm1 |
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[2774] | 514 | ironsed(:,:,jk) = sedfeinput * zcmask(:,:,jk) / ( fse3t(:,:,jk) * rday ) |
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[935] | 515 | END DO |
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| 516 | CALL lbc_lnk( ironsed , 'T', 1. ) ! Lateral boundary conditions on ( ironsed ) (sign unchanged) |
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| 517 | |
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[2774] | 518 | IF( ( wrk_not_released(2, 1,2,3) ) .OR. ( wrk_not_released(3, 2) ) ) & |
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| 519 | & CALL ctl_stop('p4z_sed_init: failed to release workspace arrays') |
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[935] | 520 | |
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| 521 | END SUBROUTINE p4z_sed_init |
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| 522 | |
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[2715] | 523 | INTEGER FUNCTION p4z_sed_alloc() |
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| 524 | !!---------------------------------------------------------------------- |
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| 525 | !! *** ROUTINE p4z_sed_alloc *** |
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| 526 | !!---------------------------------------------------------------------- |
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| 527 | |
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| 528 | ALLOCATE( dustmo(jpi,jpj,jpmth), dust(jpi,jpj) , & |
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| 529 | & rivinp(jpi,jpj) , cotdep(jpi,jpj) , & |
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| 530 | & nitdep(jpi,jpj) , ironsed(jpi,jpj,jpk), STAT=p4z_sed_alloc ) |
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| 531 | |
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| 532 | IF( p4z_sed_alloc /= 0 ) CALL ctl_warn('p4z_sed_alloc : failed to allocate arrays.') |
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| 533 | |
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| 534 | END FUNCTION p4z_sed_alloc |
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[935] | 535 | #else |
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| 536 | !!====================================================================== |
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| 537 | !! Dummy module : No PISCES bio-model |
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| 538 | !!====================================================================== |
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| 539 | CONTAINS |
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| 540 | SUBROUTINE p4z_sed ! Empty routine |
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| 541 | END SUBROUTINE p4z_sed |
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| 542 | #endif |
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| 543 | |
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| 544 | !!====================================================================== |
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| 545 | END MODULE p4zsed |
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