[935] | 1 | MODULE p4zrem |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p4zrem *** |
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| 4 | !! TOP : PISCES Compute remineralization/scavenging of organic compounds |
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| 5 | !!====================================================================== |
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| 6 | !! History : 1.0 ! 2004 (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_top' and TOP models |
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| 12 | !! 'key_pisces' PISCES bio-model |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | !! p4z_rem : Compute remineralization/scavenging of organic compounds |
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| 15 | !!---------------------------------------------------------------------- |
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| 16 | USE trc |
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| 17 | USE oce_trc ! |
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[1073] | 18 | USE sms_pisces ! |
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[935] | 19 | USE prtctl_trc |
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| 20 | USE p4zint |
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| 21 | USE p4zopt |
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| 22 | USE p4zmeso |
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| 23 | USE p4zprod |
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| 24 | USE p4zche |
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| 25 | |
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| 26 | IMPLICIT NONE |
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| 27 | PRIVATE |
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| 28 | |
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| 29 | PUBLIC p4z_rem ! called in p4zbio.F90 |
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| 30 | |
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| 31 | !! * Shared module variables |
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[1073] | 32 | REAL(wp), PUBLIC :: & |
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| 33 | xremik = 0.3_wp , & !: |
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| 34 | xremip = 0.025_wp , & !: |
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| 35 | nitrif = 0.05_wp , & !: |
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| 36 | xsirem = 0.015_wp , & !: |
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| 37 | xlam1 = 0.005_wp , & !: |
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| 38 | oxymin = 1.e-6_wp !: |
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| 39 | |
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[935] | 40 | REAL(wp), PUBLIC, DIMENSION(jpi,jpj,jpk) :: & !: |
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| 41 | & denitr !: denitrification array |
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| 42 | |
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[1744] | 43 | REAL(wp) :: & |
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| 44 | xstep !: Time step duration for biology |
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[935] | 45 | |
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| 46 | !!* Substitution |
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[1808] | 47 | # include "top_substitute.h90" |
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[935] | 48 | !!---------------------------------------------------------------------- |
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| 49 | !! NEMO/TOP 2.0 , LOCEAN-IPSL (2007) |
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[1152] | 50 | !! $Id$ |
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[935] | 51 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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| 52 | !!---------------------------------------------------------------------- |
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| 53 | |
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| 54 | CONTAINS |
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| 55 | |
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| 56 | SUBROUTINE p4z_rem(kt, jnt) |
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| 57 | !!--------------------------------------------------------------------- |
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| 58 | !! *** ROUTINE p4z_rem *** |
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| 59 | !! |
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| 60 | !! ** Purpose : Compute remineralization/scavenging of organic compounds |
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| 61 | !! |
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| 62 | !! ** Method : - ??? |
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| 63 | !!--------------------------------------------------------------------- |
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| 64 | INTEGER, INTENT(in) :: kt, jnt ! ocean time step |
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| 65 | INTEGER :: ji, jj, jk |
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| 66 | REAL(wp) :: zremip, zremik , zlam1b |
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| 67 | REAL(wp) :: zkeq , zfeequi, zsiremin |
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| 68 | REAL(wp) :: zsatur, zsatur2, znusil |
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[1255] | 69 | REAL(wp) :: zbactfer, zorem, zorem2, zofer |
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| 70 | REAL(wp) :: zosil, zdenom1, zscave, zaggdfe |
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| 71 | #if ! defined key_kriest |
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| 72 | REAL(wp) :: zofer2, zdenom, zdenom2 |
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| 73 | #endif |
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[1744] | 74 | REAL(wp) :: zlamfac, zonitr |
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[935] | 75 | REAL(wp), DIMENSION(jpi,jpj) :: ztempbac |
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| 76 | REAL(wp), DIMENSION(jpi,jpj,jpk) :: zdepbac, zfesatur, zolimi |
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| 77 | CHARACTER (len=25) :: charout |
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| 78 | |
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| 79 | !!--------------------------------------------------------------------- |
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| 80 | |
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| 81 | |
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[1744] | 82 | IF( ( kt * jnt ) == nittrc000 ) THEN |
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| 83 | CALL p4z_rem_init ! Initialization (first time-step only) |
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| 84 | xstep = rfact2 / rday ! Time step duration for the biology |
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| 85 | nitrfac(:,:,:) = 0.0 |
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| 86 | denitr (:,:,:) = 0.0 |
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| 87 | ENDIF |
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[935] | 88 | |
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| 89 | |
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[1744] | 90 | ! Initialisation of temprary arrys |
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| 91 | zdepbac (:,:,:) = 0.0 |
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| 92 | zfesatur(:,:,:) = 0.0 |
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| 93 | zolimi (:,:,:) = 0.0 |
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| 94 | ztempbac(:,:) = 0.0 |
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[935] | 95 | |
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| 96 | ! Computation of the mean phytoplankton concentration as |
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| 97 | ! a crude estimate of the bacterial biomass |
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| 98 | ! -------------------------------------------------- |
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| 99 | |
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| 100 | DO jk = 1, jpkm1 |
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| 101 | DO jj = 1, jpj |
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| 102 | DO ji = 1, jpi |
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| 103 | IF( fsdept(ji,jj,jk) < 120. ) THEN |
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| 104 | zdepbac(ji,jj,jk) = MIN( 0.7 * ( trn(ji,jj,jk,jpzoo) + 2.* trn(ji,jj,jk,jpmes) ), 4.e-6 ) |
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| 105 | ztempbac(ji,jj) = zdepbac(ji,jj,jk) |
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| 106 | ELSE |
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| 107 | zdepbac(ji,jj,jk) = MIN( 1., 120./ fsdept(ji,jj,jk) ) * ztempbac(ji,jj) |
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| 108 | ENDIF |
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| 109 | END DO |
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| 110 | END DO |
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| 111 | END DO |
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| 112 | |
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| 113 | DO jk = 1, jpkm1 |
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| 114 | DO jj = 1, jpj |
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| 115 | DO ji = 1, jpi |
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| 116 | |
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| 117 | ! DENITRIFICATION FACTOR COMPUTED FROM O2 LEVELS |
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| 118 | ! ---------------------------------------------- |
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| 119 | |
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| 120 | nitrfac(ji,jj,jk) = MAX( 0.e0, 0.4 * ( 6.e-6 - trn(ji,jj,jk,jpoxy) ) & |
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| 121 | & / ( oxymin + trn(ji,jj,jk,jpoxy) ) ) |
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| 122 | END DO |
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| 123 | END DO |
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| 124 | END DO |
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| 125 | |
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| 126 | nitrfac(:,:,:) = MIN( 1., nitrfac(:,:,:) ) |
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| 127 | |
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| 128 | |
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| 129 | DO jk = 1, jpkm1 |
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| 130 | DO jj = 1, jpj |
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| 131 | DO ji = 1, jpi |
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| 132 | |
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| 133 | ! DOC ammonification. Depends on depth, phytoplankton biomass |
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| 134 | ! and a limitation term which is supposed to be a parameterization |
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| 135 | ! of the bacterial activity. |
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| 136 | ! ---------------------------------------------------------------- |
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[1744] | 137 | zremik = xremik * xstep / 1.e-6 * xlimbac(ji,jj,jk) & |
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[935] | 138 | # if defined key_off_degrad |
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| 139 | & * facvol(ji,jj,jk) & |
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| 140 | # endif |
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| 141 | & * zdepbac(ji,jj,jk) |
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[1744] | 142 | zremik = MAX( zremik, 5.5e-4 * xstep ) |
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[935] | 143 | |
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| 144 | ! Ammonification in oxic waters with oxygen consumption |
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| 145 | ! ----------------------------------------------------- |
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| 146 | zolimi(ji,jj,jk) = MIN( ( trn(ji,jj,jk,jpoxy) - rtrn ) / o2ut, & |
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| 147 | & zremik * ( 1.- nitrfac(ji,jj,jk) ) * trn(ji,jj,jk,jpdoc) ) |
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| 148 | |
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| 149 | ! Ammonification in suboxic waters with denitrification |
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| 150 | ! ------------------------------------------------------- |
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| 151 | denitr(ji,jj,jk) = MIN( ( trn(ji,jj,jk,jpno3) - rtrn ) / rdenit, & |
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| 152 | & zremik * nitrfac(ji,jj,jk) * trn(ji,jj,jk,jpdoc) ) |
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| 153 | END DO |
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| 154 | END DO |
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| 155 | END DO |
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| 156 | |
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[1744] | 157 | DO jk = 1, jpkm1 |
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| 158 | DO jj = 1, jpj |
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| 159 | DO ji = 1, jpi |
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| 160 | zolimi (ji,jj,jk) = MAX( 0.e0, zolimi (ji,jj,jk) ) |
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| 161 | denitr (ji,jj,jk) = MAX( 0.e0, denitr (ji,jj,jk) ) |
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| 162 | END DO |
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| 163 | END DO |
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| 164 | END DO |
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[935] | 165 | |
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| 166 | DO jk = 1, jpkm1 |
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| 167 | DO jj = 1, jpj |
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| 168 | DO ji = 1, jpi |
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| 169 | |
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| 170 | ! NH4 nitrification to NO3. Ceased for oxygen concentrations |
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| 171 | ! below 2 umol/L. Inhibited at strong light |
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| 172 | ! ---------------------------------------------------------- |
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[1744] | 173 | zonitr = nitrif * xstep * trn(ji,jj,jk,jpnh4) / ( 1.+ emoy(ji,jj,jk) ) & |
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[935] | 174 | # if defined key_off_degrad |
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| 175 | & * facvol(ji,jj,jk) & |
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| 176 | # endif |
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| 177 | & * ( 1.- nitrfac(ji,jj,jk) ) |
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| 178 | |
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| 179 | ! |
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| 180 | ! Update of the tracers trends |
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| 181 | ! ---------------------------- |
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| 182 | |
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| 183 | tra(ji,jj,jk,jpnh4) = tra(ji,jj,jk,jpnh4) - zonitr |
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| 184 | tra(ji,jj,jk,jpno3) = tra(ji,jj,jk,jpno3) + zonitr |
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| 185 | tra(ji,jj,jk,jpoxy) = tra(ji,jj,jk,jpoxy) - o2nit * zonitr |
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| 186 | tra(ji,jj,jk,jptal) = tra(ji,jj,jk,jptal) - rno3 * zonitr |
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| 187 | |
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| 188 | END DO |
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| 189 | END DO |
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| 190 | END DO |
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| 191 | |
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| 192 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 193 | WRITE(charout, FMT="('rem1')") |
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| 194 | CALL prt_ctl_trc_info(charout) |
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| 195 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 196 | ENDIF |
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| 197 | |
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| 198 | DO jk = 1, jpkm1 |
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| 199 | DO jj = 1, jpj |
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| 200 | DO ji = 1, jpi |
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| 201 | |
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| 202 | ! Bacterial uptake of iron. No iron is available in DOC. So |
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| 203 | ! Bacteries are obliged to take up iron from the water. Some |
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| 204 | ! studies (especially at Papa) have shown this uptake to be |
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| 205 | ! significant |
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| 206 | ! ---------------------------------------------------------- |
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| 207 | zbactfer = 15.e-6 * rfact2 * 4.* 0.4 * prmax(ji,jj,jk) & |
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| 208 | & * ( xlimphy(ji,jj,jk) * zdepbac(ji,jj,jk))**2 & |
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| 209 | & / ( xkgraz2 + zdepbac(ji,jj,jk) ) & |
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| 210 | & * ( 0.5 + SIGN( 0.5, trn(ji,jj,jk,jpfer) -2.e-11 ) ) |
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| 211 | |
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| 212 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) - zbactfer |
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| 213 | #if defined key_kriest |
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| 214 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zbactfer |
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| 215 | #else |
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| 216 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + zbactfer |
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| 217 | #endif |
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| 218 | |
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| 219 | END DO |
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| 220 | END DO |
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| 221 | END DO |
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| 222 | |
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| 223 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 224 | WRITE(charout, FMT="('rem2')") |
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| 225 | CALL prt_ctl_trc_info(charout) |
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| 226 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 227 | ENDIF |
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| 228 | |
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| 229 | DO jk = 1, jpkm1 |
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| 230 | DO jj = 1, jpj |
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| 231 | DO ji = 1, jpi |
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| 232 | |
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| 233 | ! POC disaggregation by turbulence and bacterial activity. |
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| 234 | ! ------------------------------------------------------------- |
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[1744] | 235 | zremip = xremip * xstep * tgfunc(ji,jj,jk) & |
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[935] | 236 | # if defined key_off_degrad |
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| 237 | & * facvol(ji,jj,jk) & |
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| 238 | # endif |
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| 239 | & * ( 1.- 0.5 * nitrfac(ji,jj,jk) ) |
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| 240 | |
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| 241 | ! POC disaggregation rate is reduced in anoxic zone as shown by |
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| 242 | ! sediment traps data. In oxic area, the exponent of the martin s |
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| 243 | ! law is around -0.87. In anoxic zone, it is around -0.35. This |
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| 244 | ! means a disaggregation constant about 0.5 the value in oxic zones |
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| 245 | ! ----------------------------------------------------------------- |
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| 246 | zorem = zremip * trn(ji,jj,jk,jppoc) |
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| 247 | zofer = zremip * trn(ji,jj,jk,jpsfe) |
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| 248 | #if ! defined key_kriest |
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| 249 | zorem2 = zremip * trn(ji,jj,jk,jpgoc) |
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| 250 | zofer2 = zremip * trn(ji,jj,jk,jpbfe) |
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| 251 | #else |
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| 252 | zorem2 = zremip * trn(ji,jj,jk,jpnum) |
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| 253 | #endif |
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| 254 | |
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| 255 | ! Update the appropriate tracers trends |
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| 256 | ! ------------------------------------- |
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| 257 | |
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| 258 | tra(ji,jj,jk,jpdoc) = tra(ji,jj,jk,jpdoc) + zorem |
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| 259 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) + zofer |
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| 260 | #if defined key_kriest |
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| 261 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) - zorem |
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| 262 | tra(ji,jj,jk,jpnum) = tra(ji,jj,jk,jpnum) - zorem2 |
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| 263 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) - zofer |
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| 264 | #else |
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| 265 | tra(ji,jj,jk,jppoc) = tra(ji,jj,jk,jppoc) + zorem2 - zorem |
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| 266 | tra(ji,jj,jk,jpgoc) = tra(ji,jj,jk,jpgoc) - zorem2 |
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| 267 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zofer2 - zofer |
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| 268 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) - zofer2 |
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| 269 | #endif |
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| 270 | |
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| 271 | END DO |
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| 272 | END DO |
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| 273 | END DO |
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| 274 | |
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| 275 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 276 | WRITE(charout, FMT="('rem3')") |
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| 277 | CALL prt_ctl_trc_info(charout) |
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| 278 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 279 | ENDIF |
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| 280 | |
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| 281 | DO jk = 1, jpkm1 |
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| 282 | DO jj = 1, jpj |
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| 283 | DO ji = 1, jpi |
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| 284 | |
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| 285 | ! Remineralization rate of BSi depedant on T and saturation |
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| 286 | ! --------------------------------------------------------- |
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| 287 | zsatur = ( sio3eq(ji,jj,jk) - trn(ji,jj,jk,jpsil) ) / ( sio3eq(ji,jj,jk) + rtrn ) |
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| 288 | zsatur = MAX( rtrn, zsatur ) |
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| 289 | zsatur2 = zsatur * ( 1. + tn(ji,jj,jk) / 400.)**4 |
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| 290 | znusil = 0.225 * ( 1. + tn(ji,jj,jk) / 15.) * zsatur + 0.775 * zsatur2**9 |
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| 291 | # if defined key_off_degrad |
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[1744] | 292 | zsiremin = xsirem * xstep * znusil * facvol(ji,jj,jk) |
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[935] | 293 | # else |
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[1744] | 294 | zsiremin = xsirem * xstep * znusil |
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[935] | 295 | # endif |
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| 296 | zosil = zsiremin * trn(ji,jj,jk,jpdsi) |
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| 297 | |
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| 298 | tra(ji,jj,jk,jpdsi) = tra(ji,jj,jk,jpdsi) - zosil |
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| 299 | tra(ji,jj,jk,jpsil) = tra(ji,jj,jk,jpsil) + zosil |
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| 300 | |
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| 301 | ! |
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| 302 | END DO |
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| 303 | END DO |
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| 304 | END DO |
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| 305 | |
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| 306 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 307 | WRITE(charout, FMT="('rem4')") |
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| 308 | CALL prt_ctl_trc_info(charout) |
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| 309 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 310 | ENDIF |
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| 311 | |
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| 312 | zfesatur(:,:,:) = 0.6e-9 |
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| 313 | !CDIR NOVERRCHK |
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| 314 | DO jk = 1, jpkm1 |
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| 315 | !CDIR NOVERRCHK |
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| 316 | DO jj = 1, jpj |
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| 317 | !CDIR NOVERRCHK |
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| 318 | DO ji = 1, jpi |
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| 319 | ! |
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| 320 | ! Compute de different ratios for scavenging of iron |
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| 321 | ! -------------------------------------------------- |
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| 322 | |
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| 323 | #if defined key_kriest |
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[1255] | 324 | zdenom1 = trn(ji,jj,jk,jppoc) / & |
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[935] | 325 | & ( trn(ji,jj,jk,jppoc) + trn(ji,jj,jk,jpdsi) + trn(ji,jj,jk,jpcal) + rtrn ) |
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| 326 | #else |
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| 327 | zdenom = 1. / ( trn(ji,jj,jk,jppoc) + trn(ji,jj,jk,jpgoc) & |
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| 328 | & + trn(ji,jj,jk,jpdsi) + trn(ji,jj,jk,jpcal) + rtrn ) |
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| 329 | |
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| 330 | zdenom1 = trn(ji,jj,jk,jppoc) * zdenom |
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| 331 | zdenom2 = trn(ji,jj,jk,jpgoc) * zdenom |
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| 332 | #endif |
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| 333 | |
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| 334 | |
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| 335 | ! scavenging rate of iron. this scavenging rate depends on the |
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| 336 | ! load in particles on which they are adsorbed. The |
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| 337 | ! parameterization has been taken from studies on Th |
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| 338 | ! ------------------------------------------------------------ |
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| 339 | zkeq = fekeq(ji,jj,jk) |
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| 340 | zfeequi = ( -( 1. + zfesatur(ji,jj,jk) * zkeq - zkeq * trn(ji,jj,jk,jpfer) ) & |
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| 341 | & + SQRT( ( 1. + zfesatur(ji,jj,jk) * zkeq - zkeq * trn(ji,jj,jk,jpfer) )**2 & |
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| 342 | & + 4. * trn(ji,jj,jk,jpfer) * zkeq) ) / ( 2. * zkeq ) |
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| 343 | |
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| 344 | #if defined key_kriest |
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| 345 | zlam1b = 3.e-5 + xlam1 * ( trn(ji,jj,jk,jppoc) & |
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| 346 | & + trn(ji,jj,jk,jpcal) + trn(ji,jj,jk,jpdsi) ) * 1.e6 |
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| 347 | #else |
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| 348 | zlam1b = 3.e-5 + xlam1 * ( trn(ji,jj,jk,jppoc) + trn(ji,jj,jk,jpgoc) & |
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| 349 | & + trn(ji,jj,jk,jpcal) + trn(ji,jj,jk,jpdsi) ) * 1.e6 |
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| 350 | #endif |
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| 351 | |
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| 352 | # if defined key_off_degrad |
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[1744] | 353 | zscave = zfeequi * zlam1b * xstep * facvol(ji,jj,jk) |
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[935] | 354 | # else |
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[1744] | 355 | zscave = zfeequi * zlam1b * xstep |
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[935] | 356 | # endif |
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| 357 | |
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| 358 | ! Increased scavenging for very high iron concentrations |
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| 359 | ! found near the coasts due to increased lithogenic particles |
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| 360 | ! and let s say it unknown processes (precipitation, ...) |
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| 361 | ! ----------------------------------------------------------- |
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| 362 | zlamfac = MAX( 0.e0, ( gphit(ji,jj) + 55.) / 30. ) |
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| 363 | zlamfac = MIN( 1. , zlamfac ) |
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| 364 | #if ! defined key_kriest |
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| 365 | zlam1b = ( 80.* ( trn(ji,jj,jk,jpdoc) + 35.e-6 ) & |
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| 366 | & + 698.* trn(ji,jj,jk,jppoc) + 1.05e4 * trn(ji,jj,jk,jpgoc) ) & |
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| 367 | & * xdiss(ji,jj,jk) + 1E-4 * (1.-zlamfac) & |
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| 368 | & + xlam1 * MAX( 0.e0, ( trn(ji,jj,jk,jpfer) * 1.e9 - 1.) ) |
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| 369 | #else |
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| 370 | zlam1b = ( 80.* (trn(ji,jj,jk,jpdoc) + 35E-6) & |
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| 371 | & + 698.* trn(ji,jj,jk,jppoc) ) & |
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| 372 | & * xdiss(ji,jj,jk) + 1E-4 * (1.-zlamfac) & |
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| 373 | & + xlam1 * MAX( 0.e0, ( trn(ji,jj,jk,jpfer) * 1.e9 - 1.) ) |
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| 374 | #endif |
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| 375 | |
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| 376 | # if defined key_off_degrad |
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[1744] | 377 | zaggdfe = zlam1b * xstep * 0.5 * ( trn(ji,jj,jk,jpfer) - zfeequi ) * facvol(ji,jj,jk) |
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[935] | 378 | # else |
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[1744] | 379 | zaggdfe = zlam1b * xstep * 0.5 * ( trn(ji,jj,jk,jpfer) - zfeequi ) |
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[935] | 380 | # endif |
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| 381 | |
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| 382 | tra(ji,jj,jk,jpfer) = tra(ji,jj,jk,jpfer) - zscave - zaggdfe |
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| 383 | |
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| 384 | #if defined key_kriest |
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| 385 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zscave * zdenom1 |
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| 386 | #else |
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| 387 | tra(ji,jj,jk,jpsfe) = tra(ji,jj,jk,jpsfe) + zscave * zdenom1 |
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| 388 | tra(ji,jj,jk,jpbfe) = tra(ji,jj,jk,jpbfe) + zscave * zdenom2 |
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| 389 | #endif |
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| 390 | |
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| 391 | END DO |
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| 392 | END DO |
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| 393 | END DO |
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| 394 | ! |
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| 395 | |
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| 396 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 397 | WRITE(charout, FMT="('rem5')") |
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| 398 | CALL prt_ctl_trc_info(charout) |
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| 399 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 400 | ENDIF |
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| 401 | |
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| 402 | ! Update the arrays TRA which contain the biological sources and sinks |
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| 403 | ! -------------------------------------------------------------------- |
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| 404 | |
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| 405 | DO jk = 1, jpkm1 |
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| 406 | tra(:,:,jk,jppo4) = tra(:,:,jk,jppo4) + zolimi(:,:,jk) + denitr(:,:,jk) |
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| 407 | tra(:,:,jk,jpnh4) = tra(:,:,jk,jpnh4) + zolimi(:,:,jk) + denitr(:,:,jk) |
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| 408 | tra(:,:,jk,jpno3) = tra(:,:,jk,jpno3) - denitr(:,:,jk) * rdenit |
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| 409 | tra(:,:,jk,jpdoc) = tra(:,:,jk,jpdoc) - zolimi(:,:,jk) - denitr(:,:,jk) |
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| 410 | tra(:,:,jk,jpoxy) = tra(:,:,jk,jpoxy) - zolimi(:,:,jk) * o2ut |
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| 411 | tra(:,:,jk,jpdic) = tra(:,:,jk,jpdic) + zolimi(:,:,jk) + denitr(:,:,jk) |
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| 412 | tra(:,:,jk,jptal) = tra(:,:,jk,jptal) + denitr(:,:,jk) * rno3 * rdenit |
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| 413 | END DO |
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| 414 | |
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| 415 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
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| 416 | WRITE(charout, FMT="('rem6')") |
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| 417 | CALL prt_ctl_trc_info(charout) |
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| 418 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
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| 419 | ENDIF |
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| 420 | |
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| 421 | END SUBROUTINE p4z_rem |
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| 422 | |
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| 423 | SUBROUTINE p4z_rem_init |
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| 424 | |
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| 425 | !!---------------------------------------------------------------------- |
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| 426 | !! *** ROUTINE p4z_rem_init *** |
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| 427 | !! |
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| 428 | !! ** Purpose : Initialization of remineralization parameters |
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| 429 | !! |
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[1119] | 430 | !! ** Method : Read the nampisrem namelist and check the parameters |
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[935] | 431 | !! called at the first timestep (nittrc000) |
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| 432 | !! |
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[1119] | 433 | !! ** input : Namelist nampisrem |
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[935] | 434 | !! |
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| 435 | !!---------------------------------------------------------------------- |
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| 436 | |
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[1119] | 437 | NAMELIST/nampisrem/ xremik, xremip, nitrif, xsirem, xlam1, oxymin |
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[935] | 438 | |
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| 439 | REWIND( numnat ) ! read numnat |
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[1119] | 440 | READ ( numnat, nampisrem ) |
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[935] | 441 | |
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| 442 | IF(lwp) THEN ! control print |
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| 443 | WRITE(numout,*) ' ' |
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[1119] | 444 | WRITE(numout,*) ' Namelist parameters for remineralization, nampisrem' |
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[935] | 445 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~' |
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| 446 | WRITE(numout,*) ' remineralisation rate of POC xremip =', xremip |
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| 447 | WRITE(numout,*) ' remineralization rate of DOC xremik =', xremik |
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| 448 | WRITE(numout,*) ' remineralization rate of Si xsirem =', xsirem |
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| 449 | WRITE(numout,*) ' scavenging rate of Iron xlam1 =', xlam1 |
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| 450 | WRITE(numout,*) ' NH4 nitrification rate nitrif =', nitrif |
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| 451 | WRITE(numout,*) ' halk saturation constant for anoxia oxymin =', oxymin |
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| 452 | ENDIF |
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| 453 | |
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| 454 | END SUBROUTINE p4z_rem_init |
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| 455 | |
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| 456 | |
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| 457 | |
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| 458 | |
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| 459 | |
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| 460 | #else |
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| 461 | !!====================================================================== |
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| 462 | !! Dummy module : No PISCES bio-model |
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| 463 | !!====================================================================== |
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| 464 | CONTAINS |
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| 465 | SUBROUTINE p4z_rem ! Empty routine |
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| 466 | END SUBROUTINE p4z_rem |
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| 467 | #endif |
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| 468 | |
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| 469 | !!====================================================================== |
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| 470 | END MODULE p4zrem |
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