[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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| 17 | USE trc |
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| 18 | USE oce_trc ! |
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[1073] | 19 | USE sms_pisces |
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[935] | 20 | USE prtctl_trc |
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| 21 | USE p4zbio |
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| 22 | USE p4zint |
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| 23 | USE p4zopt |
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| 24 | USE p4zsink |
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| 25 | USE p4zrem |
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| 26 | USE p4zlim |
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| 27 | USE iom |
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| 28 | |
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| 29 | |
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| 30 | IMPLICIT NONE |
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| 31 | PRIVATE |
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| 32 | |
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[1073] | 33 | PUBLIC p4z_sed |
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[2528] | 34 | PUBLIC p4z_sed_init |
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[2715] | 35 | PUBLIC p4z_sed_alloc |
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[935] | 36 | |
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| 37 | !! * Shared module variables |
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[2715] | 38 | LOGICAL, PUBLIC :: ln_dustfer = .FALSE. !: boolean for dust input from the atmosphere |
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| 39 | LOGICAL, PUBLIC :: ln_river = .FALSE. !: boolean for river input of nutrients |
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| 40 | LOGICAL, PUBLIC :: ln_ndepo = .FALSE. !: boolean for atmospheric deposition of N |
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| 41 | LOGICAL, PUBLIC :: ln_sedinput = .FALSE. !: boolean for Fe input from sediments |
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[935] | 42 | |
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[2715] | 43 | REAL(wp), PUBLIC :: sedfeinput = 1.E-9_wp !: Coastal release of Iron |
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| 44 | REAL(wp), PUBLIC :: dustsolub = 0.014_wp !: Solubility of the dust |
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[935] | 45 | |
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| 46 | !! * Module variables |
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[2715] | 47 | REAL(wp) :: ryyss !: number of seconds per year |
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| 48 | REAL(wp) :: ryyss1 !: inverse of ryyss |
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| 49 | REAL(wp) :: rmtss !: number of seconds per month |
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| 50 | REAL(wp) :: rday1 !: inverse of rday |
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[1735] | 51 | |
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[2715] | 52 | INTEGER , PARAMETER :: jpmth = 12 !: number of months per year |
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| 53 | INTEGER , PARAMETER :: jpyr = 1 !: one year |
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| 54 | |
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| 55 | INTEGER :: numdust !: logical unit for surface fluxes data |
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| 56 | INTEGER :: nflx1 , nflx2 !: first and second record used |
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| 57 | INTEGER :: nflx11, nflx12 |
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| 58 | |
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| 59 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: dustmo !: set of dust fields |
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| 60 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: dust !: dust fields |
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| 61 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: rivinp, cotdep !: river input fields |
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| 62 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:) :: nitdep !: atmospheric N deposition |
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| 63 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: ironsed !: Coastal supply of iron |
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| 64 | |
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[935] | 65 | REAL(wp) :: sumdepsi, rivalkinput, rivpo4input, nitdepinput |
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| 66 | |
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| 67 | !!* Substitution |
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[1503] | 68 | # include "top_substitute.h90" |
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[935] | 69 | !!---------------------------------------------------------------------- |
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[2528] | 70 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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[1180] | 71 | !! $Header:$ |
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[2528] | 72 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[935] | 73 | !!---------------------------------------------------------------------- |
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| 74 | |
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| 75 | CONTAINS |
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| 76 | |
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[2715] | 77 | |
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[2528] | 78 | SUBROUTINE p4z_sed( kt, jnt ) |
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[935] | 79 | !!--------------------------------------------------------------------- |
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| 80 | !! *** ROUTINE p4z_sed *** |
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| 81 | !! |
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| 82 | !! ** Purpose : Compute loss of organic matter in the sediments. This |
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| 83 | !! is by no way a sediment model. The loss is simply |
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| 84 | !! computed to balance the inout from rivers and dust |
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| 85 | !! |
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| 86 | !! ** Method : - ??? |
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| 87 | !!--------------------------------------------------------------------- |
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[2715] | 88 | USE wrk_nemo, ONLY: wrk_in_use, wrk_not_released |
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| 89 | USE wrk_nemo, ONLY: zsidep => wrk_2d_1, zwork => wrk_2d_2, zwork1 => wrk_2d_3 |
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| 90 | USE wrk_nemo, ONLY: znitrpot => wrk_3d_2, zirondep => wrk_3d_3 |
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| 91 | ! |
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[935] | 92 | INTEGER, INTENT(in) :: kt, jnt ! ocean time step |
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[2528] | 93 | INTEGER :: ji, jj, jk, ikt |
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[1180] | 94 | #if ! defined key_sed |
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[935] | 95 | REAL(wp) :: zsumsedsi, zsumsedpo4, zsumsedcal |
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[2528] | 96 | REAL(wp) :: zrivalk, zrivsil, zrivpo4 |
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[1180] | 97 | #endif |
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[2528] | 98 | REAL(wp) :: zdenitot, znitrpottot, zlim, zfact |
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| 99 | REAL(wp) :: zwsbio3, zwsbio4, zwscal |
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[935] | 100 | CHARACTER (len=25) :: charout |
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| 101 | !!--------------------------------------------------------------------- |
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| 102 | |
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[2715] | 103 | IF( ( wrk_in_use(2, 1,2,3) ) .OR. ( wrk_in_use(3, 2,3) ) ) THEN |
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| 104 | CALL ctl_stop('p4z_sed: requested workspace arrays unavailable') ; RETURN |
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| 105 | END IF |
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| 106 | |
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[2528] | 107 | IF( jnt == 1 .AND. ln_dustfer ) CALL p4z_sbc( kt ) |
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[935] | 108 | |
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| 109 | ! Iron and Si deposition at the surface |
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| 110 | ! ------------------------------------- |
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| 111 | |
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| 112 | DO jj = 1, jpj |
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| 113 | DO ji = 1, jpi |
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[2528] | 114 | zirondep(ji,jj,1) = ( dustsolub * dust(ji,jj) / ( 55.85 * rmtss ) + 3.e-10 * ryyss1 ) & |
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[935] | 115 | & * rfact2 / fse3t(ji,jj,1) |
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[1735] | 116 | zsidep (ji,jj) = 8.8 * 0.075 * dust(ji,jj) * rfact2 / ( fse3t(ji,jj,1) * 28.1 * rmtss ) |
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[935] | 117 | END DO |
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| 118 | END DO |
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| 119 | |
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| 120 | ! Iron solubilization of particles in the water column |
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| 121 | ! ---------------------------------------------------- |
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| 122 | |
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| 123 | DO jk = 2, jpkm1 |
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[1735] | 124 | zirondep(:,:,jk) = dust(:,:) / ( 10. * 55.85 * rmtss ) * rfact2 * 1.e-4 |
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[935] | 125 | END DO |
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| 126 | |
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| 127 | ! Add the external input of nutrients, carbon and alkalinity |
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| 128 | ! ---------------------------------------------------------- |
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| 129 | |
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| 130 | trn(:,:,1,jppo4) = trn(:,:,1,jppo4) + rivinp(:,:) * rfact2 |
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| 131 | trn(:,:,1,jpno3) = trn(:,:,1,jpno3) + (rivinp(:,:) + nitdep(:,:)) * rfact2 |
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| 132 | trn(:,:,1,jpfer) = trn(:,:,1,jpfer) + rivinp(:,:) * 3.e-5 * rfact2 |
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| 133 | trn(:,:,1,jpsil) = trn(:,:,1,jpsil) + zsidep (:,:) + cotdep(:,:) * rfact2 / 6. |
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| 134 | trn(:,:,1,jpdic) = trn(:,:,1,jpdic) + rivinp(:,:) * 2.631 * rfact2 |
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| 135 | trn(:,:,1,jptal) = trn(:,:,1,jptal) + (cotdep(:,:) - rno3*(rivinp(:,:) + nitdep(:,:) ) ) * rfact2 |
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| 136 | |
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| 137 | |
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| 138 | ! Add the external input of iron which is 3D distributed |
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| 139 | ! (dust, river and sediment mobilization) |
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| 140 | ! ------------------------------------------------------ |
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| 141 | |
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| 142 | DO jk = 1, jpkm1 |
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[1457] | 143 | trn(:,:,jk,jpfer) = trn(:,:,jk,jpfer) + zirondep(:,:,jk) + ironsed(:,:,jk) * rfact2 |
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[935] | 144 | END DO |
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| 145 | |
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[1180] | 146 | |
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| 147 | #if ! defined key_sed |
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[935] | 148 | ! Loss of biogenic silicon, Caco3 organic carbon in the sediments. |
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| 149 | ! First, the total loss is computed. |
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| 150 | ! The factor for calcite comes from the alkalinity effect |
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| 151 | ! ------------------------------------------------------------- |
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| 152 | DO jj = 1, jpj |
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| 153 | DO ji = 1, jpi |
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[2528] | 154 | ikt = mbkt(ji,jj) |
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[935] | 155 | # if defined key_kriest |
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[2528] | 156 | zwork (ji,jj) = trn(ji,jj,ikt,jpdsi) * wscal (ji,jj,ikt) |
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| 157 | zwork1(ji,jj) = trn(ji,jj,ikt,jppoc) * wsbio3(ji,jj,ikt) |
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[935] | 158 | # else |
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[2528] | 159 | zwork (ji,jj) = trn(ji,jj,ikt,jpdsi) * wsbio4(ji,jj,ikt) |
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| 160 | 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] | 161 | # endif |
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| 162 | END DO |
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| 163 | END DO |
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[2528] | 164 | zsumsedsi = glob_sum( zwork (:,:) * e1e2t(:,:) ) * rday1 |
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| 165 | zsumsedpo4 = glob_sum( zwork1(:,:) * e1e2t(:,:) ) * rday1 |
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| 166 | DO jj = 1, jpj |
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| 167 | DO ji = 1, jpi |
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| 168 | ikt = mbkt(ji,jj) |
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| 169 | zwork (ji,jj) = trn(ji,jj,ikt,jpcal) * wscal (ji,jj,ikt) |
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| 170 | END DO |
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| 171 | END DO |
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| 172 | zsumsedcal = glob_sum( zwork (:,:) * e1e2t(:,:) ) * 2.0 * rday1 |
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[1180] | 173 | #endif |
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| 174 | |
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[935] | 175 | ! Then this loss is scaled at each bottom grid cell for |
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| 176 | ! equilibrating the total budget of silica in the ocean. |
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| 177 | ! Thus, the amount of silica lost in the sediments equal |
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| 178 | ! the supply at the surface (dust+rivers) |
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| 179 | ! ------------------------------------------------------ |
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| 180 | |
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| 181 | DO jj = 1, jpj |
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| 182 | DO ji = 1, jpi |
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[2528] | 183 | ikt = mbkt(ji,jj) |
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| 184 | zfact = xstep / fse3t(ji,jj,ikt) |
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| 185 | zwsbio3 = 1._wp - zfact * wsbio3(ji,jj,ikt) |
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| 186 | zwsbio4 = 1._wp - zfact * wsbio4(ji,jj,ikt) |
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| 187 | zwscal = 1._wp - zfact * wscal (ji,jj,ikt) |
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| 188 | ! |
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| 189 | # if defined key_kriest |
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| 190 | trn(ji,jj,ikt,jpdsi) = trn(ji,jj,ikt,jpdsi) * zwsbio4 |
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| 191 | trn(ji,jj,ikt,jpnum) = trn(ji,jj,ikt,jpnum) * zwsbio4 |
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| 192 | trn(ji,jj,ikt,jppoc) = trn(ji,jj,ikt,jppoc) * zwsbio3 |
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| 193 | trn(ji,jj,ikt,jpsfe) = trn(ji,jj,ikt,jpsfe) * zwsbio3 |
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[935] | 194 | # else |
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[2528] | 195 | trn(ji,jj,ikt,jpdsi) = trn(ji,jj,ikt,jpdsi) * zwscal |
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| 196 | trn(ji,jj,ikt,jpgoc) = trn(ji,jj,ikt,jpgoc) * zwsbio4 |
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| 197 | trn(ji,jj,ikt,jppoc) = trn(ji,jj,ikt,jppoc) * zwsbio3 |
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| 198 | trn(ji,jj,ikt,jpbfe) = trn(ji,jj,ikt,jpbfe) * zwsbio4 |
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| 199 | trn(ji,jj,ikt,jpsfe) = trn(ji,jj,ikt,jpsfe) * zwsbio3 |
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[935] | 200 | # endif |
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[2528] | 201 | trn(ji,jj,ikt,jpcal) = trn(ji,jj,ikt,jpcal) * zwscal |
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[935] | 202 | END DO |
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| 203 | END DO |
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| 204 | |
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[1180] | 205 | #if ! defined key_sed |
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[2528] | 206 | zrivsil = 1._wp - ( sumdepsi + rivalkinput * ryyss1 / 6. ) / zsumsedsi |
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| 207 | zrivalk = 1._wp - ( rivalkinput * ryyss1 ) / zsumsedcal |
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| 208 | zrivpo4 = 1._wp - ( rivpo4input * ryyss1 ) / zsumsedpo4 |
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[935] | 209 | DO jj = 1, jpj |
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| 210 | DO ji = 1, jpi |
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[2528] | 211 | ikt = mbkt(ji,jj) |
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| 212 | zfact = xstep / fse3t(ji,jj,ikt) |
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| 213 | zwsbio3 = zfact * wsbio3(ji,jj,ikt) |
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| 214 | zwsbio4 = zfact * wsbio4(ji,jj,ikt) |
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| 215 | zwscal = zfact * wscal (ji,jj,ikt) |
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| 216 | trn(ji,jj,ikt,jptal) = trn(ji,jj,ikt,jptal) + trn(ji,jj,ikt,jpcal) * zwscal * zrivalk * 2.0 |
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| 217 | trn(ji,jj,ikt,jpdic) = trn(ji,jj,ikt,jpdic) + trn(ji,jj,ikt,jpcal) * zwscal * zrivalk |
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| 218 | # if defined key_kriest |
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| 219 | trn(ji,jj,ikt,jpsil) = trn(ji,jj,ikt,jpsil) + trn(ji,jj,ikt,jpdsi) * zwsbio4 * zrivsil |
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| 220 | trn(ji,jj,ikt,jpdoc) = trn(ji,jj,ikt,jpdoc) + trn(ji,jj,ikt,jppoc) * zwsbio3 * zrivpo4 |
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[935] | 221 | # else |
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[2528] | 222 | trn(ji,jj,ikt,jpsil) = trn(ji,jj,ikt,jpsil) + trn(ji,jj,ikt,jpdsi) * zwscal * zrivsil |
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| 223 | trn(ji,jj,ikt,jpdoc) = trn(ji,jj,ikt,jpdoc) & |
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| 224 | & + ( trn(ji,jj,ikt,jppoc) * zwsbio3 + trn(ji,jj,ikt,jpgoc) * zwsbio4 ) * zrivpo4 |
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[935] | 225 | # endif |
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| 226 | END DO |
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| 227 | END DO |
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[2528] | 228 | # endif |
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[935] | 229 | |
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| 230 | ! Nitrogen fixation (simple parameterization). The total gain |
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| 231 | ! from nitrogen fixation is scaled to balance the loss by |
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| 232 | ! denitrification |
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| 233 | ! ------------------------------------------------------------- |
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| 234 | |
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[2528] | 235 | zdenitot = glob_sum( denitr(:,:,:) * cvol(:,:,:) * xnegtr(:,:,:) ) * rdenit |
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[935] | 236 | |
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[1678] | 237 | ! Potential nitrogen fixation dependant on temperature and iron |
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[935] | 238 | ! ------------------------------------------------------------- |
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| 239 | |
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| 240 | !CDIR NOVERRCHK |
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| 241 | DO jk = 1, jpk |
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| 242 | !CDIR NOVERRCHK |
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| 243 | DO jj = 1, jpj |
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| 244 | !CDIR NOVERRCHK |
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| 245 | DO ji = 1, jpi |
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| 246 | zlim = ( 1.- xnanono3(ji,jj,jk) - xnanonh4(ji,jj,jk) ) |
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| 247 | IF( zlim <= 0.2 ) zlim = 0.01 |
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[2528] | 248 | znitrpot(ji,jj,jk) = MAX( 0.e0, ( 0.6 * tgfunc(ji,jj,jk) - 2.15 ) * rday1 ) & |
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| 249 | # if defined key_degrad |
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[935] | 250 | & * facvol(ji,jj,jk) & |
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| 251 | # endif |
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| 252 | & * zlim * rfact2 * trn(ji,jj,jk,jpfer) & |
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| 253 | & / ( conc3 + trn(ji,jj,jk,jpfer) ) * ( 1.- EXP( -etot(ji,jj,jk) / 50.) ) |
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| 254 | END DO |
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| 255 | END DO |
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| 256 | END DO |
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| 257 | |
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[2528] | 258 | znitrpottot = glob_sum( znitrpot(:,:,:) * cvol(:,:,:) ) |
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[935] | 259 | |
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| 260 | ! Nitrogen change due to nitrogen fixation |
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| 261 | ! ---------------------------------------- |
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| 262 | |
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| 263 | DO jk = 1, jpk |
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| 264 | DO jj = 1, jpj |
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| 265 | DO ji = 1, jpi |
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| 266 | zfact = znitrpot(ji,jj,jk) * 1.e-7 |
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| 267 | trn(ji,jj,jk,jpnh4) = trn(ji,jj,jk,jpnh4) + zfact |
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| 268 | trn(ji,jj,jk,jpoxy) = trn(ji,jj,jk,jpoxy) + zfact * o2nit |
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| 269 | trn(ji,jj,jk,jppo4) = trn(ji,jj,jk,jppo4) + 30./ 46.* zfact |
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| 270 | END DO |
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| 271 | END DO |
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| 272 | END DO |
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| 273 | |
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[2528] | 274 | #if defined key_diatrc |
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| 275 | zfact = 1.e+3 * rfact2r |
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[1457] | 276 | # if ! defined key_iomput |
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[2528] | 277 | trc2d(:,:,jp_pcs0_2d + 11) = zirondep(:,:,1) * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 278 | trc2d(:,:,jp_pcs0_2d + 12) = znitrpot(:,:,1) * 1.e-7 * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 279 | # else |
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| 280 | zwork (:,:) = ( zirondep(:,:,1) + ironsed(:,:,1) * rfact2 ) * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 281 | zwork1(:,:) = znitrpot(:,:,1) * 1.e-7 * zfact * fse3t(:,:,1) * tmask(:,:,1) |
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| 282 | IF( jnt == nrdttrc ) THEN |
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| 283 | CALL iom_put( "Irondep", zwork ) ! surface downward net flux of iron |
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| 284 | CALL iom_put( "Nfix" , zwork1 ) ! nitrogen fixation at surface |
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| 285 | ENDIF |
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| 286 | # endif |
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| 287 | #endif |
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[935] | 288 | ! |
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| 289 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 290 | WRITE(charout, FMT="('sed ')") |
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| 291 | CALL prt_ctl_trc_info(charout) |
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| 292 | CALL prt_ctl_trc(tab4d=trn, mask=tmask, clinfo=ctrcnm) |
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| 293 | ENDIF |
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| 294 | |
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[2715] | 295 | IF( ( wrk_not_released(2, 1,2,3) ) .OR. ( wrk_not_released(3, 2,3) ) ) & |
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| 296 | & CALL ctl_stop('p4z_sed: failed to release workspace arrays') |
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| 297 | |
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[935] | 298 | END SUBROUTINE p4z_sed |
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| 299 | |
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[2528] | 300 | SUBROUTINE p4z_sbc( kt ) |
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[935] | 301 | |
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| 302 | !!---------------------------------------------------------------------- |
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| 303 | !! *** ROUTINE p4z_sbc *** |
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| 304 | !! |
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| 305 | !! ** Purpose : Read and interpolate the external sources of |
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| 306 | !! nutrients |
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| 307 | !! |
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| 308 | !! ** Method : Read the files and interpolate the appropriate variables |
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| 309 | !! |
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| 310 | !! ** input : external netcdf files |
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| 311 | !! |
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| 312 | !!---------------------------------------------------------------------- |
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| 313 | !! * arguments |
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| 314 | INTEGER, INTENT( in ) :: kt ! ocean time step |
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| 315 | |
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| 316 | !! * Local declarations |
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[2528] | 317 | INTEGER :: imois, i15, iman |
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| 318 | REAL(wp) :: zxy |
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[935] | 319 | |
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| 320 | !!--------------------------------------------------------------------- |
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| 321 | |
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| 322 | ! Initialization |
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| 323 | ! -------------- |
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| 324 | |
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[1147] | 325 | i15 = nday / 16 |
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[935] | 326 | iman = INT( raamo ) |
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| 327 | imois = nmonth + i15 - 1 |
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| 328 | IF( imois == 0 ) imois = iman |
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| 329 | |
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[2528] | 330 | ! Calendar computation |
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[935] | 331 | IF( kt == nit000 .OR. imois /= nflx1 ) THEN |
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| 332 | |
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[2528] | 333 | IF( kt == nit000 ) nflx1 = 0 |
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[935] | 334 | |
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| 335 | ! nflx1 number of the first file record used in the simulation |
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| 336 | ! nflx2 number of the last file record |
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| 337 | |
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| 338 | nflx1 = imois |
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[2528] | 339 | nflx2 = nflx1 + 1 |
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[935] | 340 | nflx1 = MOD( nflx1, iman ) |
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| 341 | nflx2 = MOD( nflx2, iman ) |
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| 342 | IF( nflx1 == 0 ) nflx1 = iman |
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| 343 | IF( nflx2 == 0 ) nflx2 = iman |
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[2528] | 344 | IF(lwp) WRITE(numout,*) |
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| 345 | IF(lwp) WRITE(numout,*) ' p4z_sbc : first record file used nflx1 ',nflx1 |
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| 346 | IF(lwp) WRITE(numout,*) ' p4z_sbc : last record file used nflx2 ',nflx2 |
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[935] | 347 | |
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| 348 | ENDIF |
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| 349 | |
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[2528] | 350 | ! 3. at every time step interpolation of fluxes |
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[935] | 351 | ! --------------------------------------------- |
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| 352 | |
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[1147] | 353 | zxy = FLOAT( nday + 15 - 30 * i15 ) / 30 |
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[2528] | 354 | dust(:,:) = ( (1.-zxy) * dustmo(:,:,nflx1) + zxy * dustmo(:,:,nflx2) ) |
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[935] | 355 | |
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| 356 | END SUBROUTINE p4z_sbc |
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| 357 | |
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| 358 | |
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| 359 | SUBROUTINE p4z_sed_init |
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| 360 | |
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| 361 | !!---------------------------------------------------------------------- |
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| 362 | !! *** ROUTINE p4z_sed_init *** |
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| 363 | !! |
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| 364 | !! ** Purpose : Initialization of the external sources of nutrients |
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| 365 | !! |
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| 366 | !! ** Method : Read the files and compute the budget |
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[2528] | 367 | !! called at the first timestep (nit000) |
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[935] | 368 | !! |
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| 369 | !! ** input : external netcdf files |
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| 370 | !! |
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| 371 | !!---------------------------------------------------------------------- |
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[2774] | 372 | USE wrk_nemo, ONLY: wrk_in_use, wrk_not_released |
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| 373 | USE wrk_nemo, ONLY: zriverdoc => wrk_2d_1, zriver => wrk_2d_2, zndepo => wrk_2d_3 |
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| 374 | USE wrk_nemo, ONLY: zcmask => wrk_3d_2 |
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| 375 | ! |
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[2528] | 376 | INTEGER :: ji, jj, jk, jm |
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[935] | 377 | INTEGER :: numriv, numbath, numdep |
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| 378 | REAL(wp) :: zcoef |
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| 379 | REAL(wp) :: expide, denitide,zmaskt |
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[2774] | 380 | ! |
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[1511] | 381 | NAMELIST/nampissed/ ln_dustfer, ln_river, ln_ndepo, ln_sedinput, sedfeinput, dustsolub |
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[2774] | 382 | !!---------------------------------------------------------------------- |
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[935] | 383 | |
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[2774] | 384 | IF( ( wrk_in_use(2, 1,2,3) ) .OR. ( wrk_in_use(3, 2) ) ) THEN |
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| 385 | CALL ctl_stop('p4z_sed_init: requested workspace arrays unavailable') ; RETURN |
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| 386 | END IF |
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| 387 | ! |
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[935] | 388 | REWIND( numnat ) ! read numnat |
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[1119] | 389 | READ ( numnat, nampissed ) |
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[935] | 390 | |
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| 391 | IF(lwp) THEN |
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| 392 | WRITE(numout,*) ' ' |
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[1119] | 393 | WRITE(numout,*) ' Namelist : nampissed ' |
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[935] | 394 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~ ' |
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[1511] | 395 | WRITE(numout,*) ' Dust input from the atmosphere ln_dustfer = ', ln_dustfer |
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| 396 | WRITE(numout,*) ' River input of nutrients ln_river = ', ln_river |
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| 397 | WRITE(numout,*) ' Atmospheric deposition of N ln_ndepo = ', ln_ndepo |
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| 398 | WRITE(numout,*) ' Fe input from sediments ln_sedinput = ', ln_sedinput |
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| 399 | WRITE(numout,*) ' Coastal release of Iron sedfeinput =', sedfeinput |
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| 400 | WRITE(numout,*) ' Solubility of the dust dustsolub =', dustsolub |
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[935] | 401 | ENDIF |
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| 402 | |
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| 403 | ! Dust input from the atmosphere |
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| 404 | ! ------------------------------ |
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[1511] | 405 | IF( ln_dustfer ) THEN |
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[935] | 406 | IF(lwp) WRITE(numout,*) ' Initialize dust input from atmosphere ' |
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| 407 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~ ' |
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| 408 | CALL iom_open ( 'dust.orca.nc', numdust ) |
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[2528] | 409 | DO jm = 1, jpmth |
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| 410 | CALL iom_get( numdust, jpdom_data, 'dust', dustmo(:,:,jm), jm ) |
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[935] | 411 | END DO |
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| 412 | CALL iom_close( numdust ) |
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| 413 | ELSE |
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[2528] | 414 | dustmo(:,:,:) = 0.e0 |
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[935] | 415 | dust(:,:) = 0.0 |
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| 416 | ENDIF |
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| 417 | |
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| 418 | ! Nutrient input from rivers |
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| 419 | ! -------------------------- |
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[1511] | 420 | IF( ln_river ) THEN |
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[935] | 421 | IF(lwp) WRITE(numout,*) ' Initialize the nutrient input by rivers from river.orca.nc file' |
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| 422 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 423 | CALL iom_open ( 'river.orca.nc', numriv ) |
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[2774] | 424 | CALL iom_get ( numriv, jpdom_data, 'riverdic', zriver (:,:), jpyr ) |
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| 425 | CALL iom_get ( numriv, jpdom_data, 'riverdoc', zriverdoc(:,:), jpyr ) |
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[935] | 426 | CALL iom_close( numriv ) |
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| 427 | ELSE |
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[2774] | 428 | zriver (:,:) = 0.e0 |
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| 429 | zriverdoc(:,:) = 0.e0 |
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[935] | 430 | endif |
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| 431 | |
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| 432 | ! Nutrient input from dust |
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| 433 | ! ------------------------ |
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[1511] | 434 | IF( ln_ndepo ) THEN |
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[935] | 435 | IF(lwp) WRITE(numout,*) ' Initialize the nutrient input by dust from ndeposition.orca.nc' |
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| 436 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 437 | CALL iom_open ( 'ndeposition.orca.nc', numdep ) |
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[2774] | 438 | CALL iom_get ( numdep, jpdom_data, 'ndep', zndepo(:,:), jpyr ) |
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[935] | 439 | CALL iom_close( numdep ) |
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| 440 | ELSE |
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[2774] | 441 | zndepo(:,:) = 0.e0 |
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[935] | 442 | ENDIF |
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| 443 | |
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| 444 | ! Coastal and island masks |
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| 445 | ! ------------------------ |
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[1511] | 446 | IF( ln_sedinput ) THEN |
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[935] | 447 | IF(lwp) WRITE(numout,*) ' Computation of an island mask to enhance coastal supply of iron' |
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| 448 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 449 | IF(lwp) WRITE(numout,*) ' from bathy.orca.nc file ' |
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| 450 | CALL iom_open ( 'bathy.orca.nc', numbath ) |
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[2774] | 451 | CALL iom_get ( numbath, jpdom_data, 'bathy', zcmask(:,:,:), jpyr ) |
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[935] | 452 | CALL iom_close( numbath ) |
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| 453 | ! |
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| 454 | DO jk = 1, 5 |
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| 455 | DO jj = 2, jpjm1 |
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[1503] | 456 | DO ji = fs_2, fs_jpim1 |
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[935] | 457 | IF( tmask(ji,jj,jk) /= 0. ) THEN |
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| 458 | zmaskt = tmask(ji+1,jj,jk) * tmask(ji-1,jj,jk) * tmask(ji,jj+1,jk) & |
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| 459 | & * tmask(ji,jj-1,jk) * tmask(ji,jj,jk+1) |
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[2774] | 460 | IF( zmaskt == 0. ) zcmask(ji,jj,jk ) = MAX( 0.1, zcmask(ji,jj,jk) ) |
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[935] | 461 | ENDIF |
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| 462 | END DO |
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| 463 | END DO |
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| 464 | END DO |
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| 465 | DO jk = 1, jpk |
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| 466 | DO jj = 1, jpj |
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| 467 | DO ji = 1, jpi |
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| 468 | expide = MIN( 8.,( fsdept(ji,jj,jk) / 500. )**(-1.5) ) |
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| 469 | denitide = -0.9543 + 0.7662 * LOG( expide ) - 0.235 * LOG( expide )**2 |
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[2774] | 470 | zcmask(ji,jj,jk) = zcmask(ji,jj,jk) * MIN( 1., EXP( denitide ) / 0.5 ) |
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[935] | 471 | END DO |
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| 472 | END DO |
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| 473 | END DO |
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| 474 | ELSE |
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[2774] | 475 | zcmask(:,:,:) = 0.e0 |
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[935] | 476 | ENDIF |
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| 477 | |
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[2774] | 478 | CALL lbc_lnk( zcmask , 'T', 1. ) ! Lateral boundary conditions on zcmask (sign unchanged) |
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[935] | 479 | |
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| 480 | |
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[2528] | 481 | ! ! Number of seconds per year and per month |
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| 482 | ryyss = nyear_len(1) * rday |
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| 483 | rmtss = ryyss / raamo |
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| 484 | rday1 = 1. / rday |
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| 485 | ryyss1 = 1. / ryyss |
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| 486 | ! ! ocean surface cell |
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[1735] | 487 | |
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[935] | 488 | ! total atmospheric supply of Si |
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| 489 | ! ------------------------------ |
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| 490 | sumdepsi = 0.e0 |
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[2528] | 491 | DO jm = 1, jpmth |
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| 492 | zcoef = 1. / ( 12. * rmtss ) * 8.8 * 0.075 / 28.1 |
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| 493 | sumdepsi = sumdepsi + glob_sum( dustmo(:,:,jm) * e1e2t(:,:) ) * zcoef |
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| 494 | ENDDO |
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[935] | 495 | |
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| 496 | ! N/P and Si releases due to coastal rivers |
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| 497 | ! ----------------------------------------- |
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| 498 | DO jj = 1, jpj |
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| 499 | DO ji = 1, jpi |
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[2528] | 500 | zcoef = ryyss * e1e2t(ji,jj) * fse3t(ji,jj,1) * tmask(ji,jj,1) |
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[2774] | 501 | cotdep(ji,jj) = zriver(ji,jj) *1E9 / ( 12. * zcoef + rtrn ) |
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| 502 | rivinp(ji,jj) = (zriver(ji,jj)+zriverdoc(ji,jj)) *1E9 / ( 31.6* zcoef + rtrn ) |
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| 503 | nitdep(ji,jj) = 7.6 * zndepo(ji,jj) / ( 14E6*ryyss*fse3t(ji,jj,1) + rtrn ) |
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[935] | 504 | END DO |
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| 505 | END DO |
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| 506 | ! Lateral boundary conditions on ( cotdep, rivinp, nitdep ) (sign unchanged) |
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| 507 | CALL lbc_lnk( cotdep , 'T', 1. ) ; CALL lbc_lnk( rivinp , 'T', 1. ) ; CALL lbc_lnk( nitdep , 'T', 1. ) |
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| 508 | |
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[2528] | 509 | rivpo4input = glob_sum( rivinp(:,:) * cvol(:,:,1) ) * ryyss |
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| 510 | rivalkinput = glob_sum( cotdep(:,:) * cvol(:,:,1) ) * ryyss |
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| 511 | nitdepinput = glob_sum( nitdep(:,:) * cvol(:,:,1) ) * ryyss |
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[935] | 512 | |
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| 513 | |
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| 514 | ! Coastal supply of iron |
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| 515 | ! ------------------------- |
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| 516 | DO jk = 1, jpkm1 |
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[2774] | 517 | ironsed(:,:,jk) = sedfeinput * zcmask(:,:,jk) / ( fse3t(:,:,jk) * rday ) |
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[935] | 518 | END DO |
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| 519 | CALL lbc_lnk( ironsed , 'T', 1. ) ! Lateral boundary conditions on ( ironsed ) (sign unchanged) |
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| 520 | |
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[2774] | 521 | IF( ( wrk_not_released(2, 1,2,3) ) .OR. ( wrk_not_released(3, 2) ) ) & |
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| 522 | & CALL ctl_stop('p4z_sed_init: failed to release workspace arrays') |
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[935] | 523 | |
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| 524 | END SUBROUTINE p4z_sed_init |
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| 525 | |
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[2715] | 526 | INTEGER FUNCTION p4z_sed_alloc() |
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| 527 | !!---------------------------------------------------------------------- |
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| 528 | !! *** ROUTINE p4z_sed_alloc *** |
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| 529 | !!---------------------------------------------------------------------- |
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| 530 | |
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| 531 | ALLOCATE( dustmo(jpi,jpj,jpmth), dust(jpi,jpj) , & |
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| 532 | & rivinp(jpi,jpj) , cotdep(jpi,jpj) , & |
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| 533 | & nitdep(jpi,jpj) , ironsed(jpi,jpj,jpk), STAT=p4z_sed_alloc ) |
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| 534 | |
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| 535 | IF( p4z_sed_alloc /= 0 ) CALL ctl_warn('p4z_sed_alloc : failed to allocate arrays.') |
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| 536 | |
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| 537 | END FUNCTION p4z_sed_alloc |
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[935] | 538 | #else |
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| 539 | !!====================================================================== |
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| 540 | !! Dummy module : No PISCES bio-model |
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| 541 | !!====================================================================== |
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| 542 | CONTAINS |
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| 543 | SUBROUTINE p4z_sed ! Empty routine |
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| 544 | END SUBROUTINE p4z_sed |
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| 545 | #endif |
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| 546 | |
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| 547 | !!====================================================================== |
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| 548 | END MODULE p4zsed |
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