[6453] | 1 | MODULE p5zsink |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE p5zsink *** |
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| 4 | !! TOP : PISCES vertical flux of particulate matter due to gravitational sinking |
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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 | !! 3.4 ! 2011-06 (O. Aumont, C. Ethe) Change aggregation formula |
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| 9 | !! 3.5 ! 2012-07 (O. Aumont) Introduce potential time-splitting |
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| 10 | !! 3.6 ! 2015-05 (O. Aumont) PISCES quota |
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| 11 | !!---------------------------------------------------------------------- |
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| 12 | #if defined key_pisces_quota |
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| 13 | !!---------------------------------------------------------------------- |
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| 14 | !! p5z_sink : Compute vertical flux of particulate matter due to gravitational sinking |
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| 15 | !! p5z_sink_init : Unitialisation of sinking speed parameters |
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| 16 | !! p5z_sink_alloc : Allocate sinking speed variables |
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| 17 | !!---------------------------------------------------------------------- |
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| 18 | USE oce_trc ! shared variables between ocean and passive tracers |
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| 19 | USE trc ! passive tracers common variables |
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| 20 | USE sms_pisces ! PISCES Source Minus Sink variables |
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| 21 | USE prtctl_trc ! print control for debugging |
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| 22 | USE iom ! I/O manager |
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| 23 | USE lib_mpp |
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| 24 | |
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| 25 | IMPLICIT NONE |
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| 26 | PRIVATE |
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| 27 | |
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| 28 | PUBLIC p5z_sink ! called in p5zbio.F90 |
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| 29 | PUBLIC p5z_sink_init ! called in trcsms_pisces.F90 |
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| 30 | PUBLIC p5z_sink_alloc |
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| 31 | |
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| 32 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: wsbio3 !: POC sinking speed |
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| 33 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: wsbio4 !: GOC sinking speed |
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| 34 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: wscal !: Calcite and BSi sinking speeds |
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| 35 | |
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| 36 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sinking, sinking2 !: POC sinking fluxes |
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| 37 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sinkingn, sinking2n !: POC sinking fluxes |
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| 38 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sinkingp, sinking2p !: POC sinking fluxes |
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| 39 | ! ! (different meanings depending on the parameterization) |
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| 40 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sinkcal, sinksil !: CaCO3 and BSi sinking fluxes |
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| 41 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sinkfer !: Small BFe sinking fluxes |
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| 42 | #if ! defined key_kriest |
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| 43 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sinkfer2 !: Big iron sinking fluxes |
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| 44 | #endif |
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| 45 | #if defined key_ligand |
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| 46 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sinkfep !: Fep sinking fluxes |
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| 47 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: wsfep |
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| 48 | #endif |
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| 49 | |
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| 50 | INTEGER :: ik100 |
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| 51 | |
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| 52 | #if defined key_kriest |
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| 53 | REAL(wp) :: xkr_sfact !: Sinking factor |
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| 54 | REAL(wp) :: xkr_stick !: Stickiness |
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| 55 | REAL(wp) :: xkr_nnano !: Nbr of cell in nano size class |
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| 56 | REAL(wp) :: xkr_ndiat !: Nbr of cell in diatoms size class |
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| 57 | REAL(wp) :: xkr_nmicro !: Nbr of cell in microzoo size class |
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| 58 | REAL(wp) :: xkr_nmeso !: Nbr of cell in mesozoo size class |
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| 59 | REAL(wp) :: xkr_naggr !: Nbr of cell in aggregates size class |
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| 60 | |
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| 61 | REAL(wp) :: xkr_frac |
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| 62 | |
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| 63 | REAL(wp), PUBLIC :: xkr_dnano !: Size of particles in nano pool |
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| 64 | REAL(wp), PUBLIC :: xkr_ddiat !: Size of particles in diatoms pool |
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| 65 | REAL(wp), PUBLIC :: xkr_dmicro !: Size of particles in microzoo pool |
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| 66 | REAL(wp), PUBLIC :: xkr_dmeso !: Size of particles in mesozoo pool |
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| 67 | REAL(wp), PUBLIC :: xkr_daggr !: Size of particles in aggregates pool |
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| 68 | REAL(wp), PUBLIC :: xkr_wsbio_min !: min vertical particle speed |
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| 69 | REAL(wp), PUBLIC :: xkr_wsbio_max !: max vertical particle speed |
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| 70 | |
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| 71 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: xnumm !: maximum number of particles in aggregates |
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| 72 | #endif |
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| 73 | |
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| 74 | !!* Substitution |
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| 75 | # include "top_substitute.h90" |
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| 76 | !!---------------------------------------------------------------------- |
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| 77 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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| 78 | !! $Id: p4zsink.F90 3160 2011-11-20 14:27:18Z cetlod $ |
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| 79 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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| 80 | !!---------------------------------------------------------------------- |
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| 81 | CONTAINS |
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| 82 | |
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| 83 | #if ! defined key_kriest |
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| 84 | !!---------------------------------------------------------------------- |
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| 85 | !! 'standard sinking parameterisation' ??? |
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| 86 | !!---------------------------------------------------------------------- |
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| 87 | |
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| 88 | SUBROUTINE p5z_sink ( kt, knt ) |
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| 89 | !!--------------------------------------------------------------------- |
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| 90 | !! *** ROUTINE p5z_sink *** |
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| 91 | !! |
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| 92 | !! ** Purpose : Compute vertical flux of particulate matter due to |
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| 93 | !! gravitational sinking |
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| 94 | !! |
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| 95 | !! ** Method : - ??? |
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| 96 | !!--------------------------------------------------------------------- |
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| 97 | INTEGER, INTENT(in) :: kt, knt |
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| 98 | INTEGER :: ji, jj, jk, jit |
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| 99 | INTEGER :: iiter1, iiter2 |
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| 100 | REAL(wp) :: zfact, zwsmax, zmax, zstep |
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| 101 | CHARACTER (len=25) :: charout |
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| 102 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zw3d |
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| 103 | REAL(wp), POINTER, DIMENSION(:,: ) :: zw2d |
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| 104 | !!--------------------------------------------------------------------- |
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| 105 | ! |
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| 106 | IF( nn_timing == 1 ) CALL timing_start('p5z_sink') |
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| 107 | |
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| 108 | ! |
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| 109 | ! Sinking speeds of detritus is increased with depth as shown |
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| 110 | ! by data and from the coagulation theory |
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| 111 | ! ----------------------------------------------------------- |
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| 112 | DO jk = 1, jpkm1 |
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| 113 | DO jj = 1, jpj |
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| 114 | DO ji = 1,jpi |
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| 115 | zmax = MAX( heup(ji,jj), hmld(ji,jj) ) |
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| 116 | zfact = MAX( 0., fsdepw(ji,jj,jk+1) - zmax ) / wsbio2scale |
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| 117 | wsbio4(ji,jj,jk) = wsbio2 + MAX(0., ( wsbio2max - wsbio2 )) * zfact |
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| 118 | END DO |
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| 119 | END DO |
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| 120 | END DO |
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| 121 | |
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| 122 | ! limit the values of the sinking speeds to avoid numerical instabilities |
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| 123 | wsbio3(:,:,:) = wsbio |
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| 124 | #if defined key_ligand |
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| 125 | wsfep (:,:,:) = wfep |
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| 126 | #endif |
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| 127 | ! |
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| 128 | ! OA This is (I hope) a temporary solution for the problem that may |
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| 129 | ! OA arise in specific situation where the CFL criterion is broken |
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| 130 | ! OA for vertical sedimentation of particles. To avoid this, a time |
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| 131 | ! OA splitting algorithm has been coded. A specific maximum |
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| 132 | ! OA iteration number is provided and may be specified in the namelist |
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| 133 | ! OA This is to avoid very large iteration number when explicit free |
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| 134 | ! OA surface is used (for instance). When niter?max is set to 1, |
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| 135 | ! OA this computation is skipped. The crude old threshold method is |
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| 136 | ! OA then applied. This also happens when niter exceeds nitermax. |
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| 137 | IF( MAX( niter1max, niter2max ) == 1 ) THEN |
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| 138 | iiter1 = 1 |
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| 139 | iiter2 = 1 |
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| 140 | ELSE |
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| 141 | iiter1 = 1 |
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| 142 | iiter2 = 1 |
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| 143 | DO jk = 1, jpkm1 |
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| 144 | DO jj = 1, jpj |
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| 145 | DO ji = 1, jpi |
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| 146 | IF( tmask(ji,jj,jk) == 1) THEN |
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| 147 | zwsmax = 0.5 * fse3t(ji,jj,jk) / xstep |
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| 148 | iiter1 = MAX( iiter1, INT( wsbio3(ji,jj,jk) / zwsmax ) ) |
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| 149 | iiter2 = MAX( iiter2, INT( wsbio4(ji,jj,jk) / zwsmax ) ) |
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| 150 | ENDIF |
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| 151 | END DO |
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| 152 | END DO |
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| 153 | END DO |
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| 154 | IF( lk_mpp ) THEN |
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| 155 | CALL mpp_max( iiter1 ) |
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| 156 | CALL mpp_max( iiter2 ) |
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| 157 | ENDIF |
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| 158 | iiter1 = MIN( iiter1, niter1max ) |
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| 159 | iiter2 = MIN( iiter2, niter2max ) |
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| 160 | ENDIF |
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| 161 | |
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| 162 | DO jk = 1,jpkm1 |
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| 163 | DO jj = 1, jpj |
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| 164 | DO ji = 1, jpi |
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| 165 | IF( tmask(ji,jj,jk) == 1 ) THEN |
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| 166 | zwsmax = 0.5 * fse3t(ji,jj,jk) / xstep |
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| 167 | wsbio3(ji,jj,jk) = MIN( wsbio3(ji,jj,jk), zwsmax * FLOAT( iiter1 ) ) |
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| 168 | wsbio4(ji,jj,jk) = MIN( wsbio4(ji,jj,jk), zwsmax * FLOAT( iiter2 ) ) |
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| 169 | #if defined key_ligand |
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| 170 | wsfep(ji,jj,jk) = MIN( wsfep(ji,jj,jk), zwsmax * FLOAT( iiter1 ) ) |
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| 171 | #endif |
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| 172 | ENDIF |
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| 173 | END DO |
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| 174 | END DO |
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| 175 | END DO |
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| 176 | |
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| 177 | wscal (:,:,:) = wsbio4(:,:,:) |
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| 178 | |
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| 179 | ! Initializa to zero all the sinking arrays |
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| 180 | ! ----------------------------------------- |
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| 181 | sinking (:,:,:) = 0.e0 |
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| 182 | sinking2(:,:,:) = 0.e0 |
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| 183 | sinkingn (:,:,:) = 0.e0 |
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| 184 | sinking2n(:,:,:) = 0.e0 |
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| 185 | sinkingp (:,:,:) = 0.e0 |
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| 186 | sinking2p(:,:,:) = 0.e0 |
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| 187 | sinkcal (:,:,:) = 0.e0 |
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| 188 | sinkfer (:,:,:) = 0.e0 |
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| 189 | sinksil (:,:,:) = 0.e0 |
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| 190 | sinkfer2(:,:,:) = 0.e0 |
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| 191 | #if defined key_ligand |
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| 192 | sinkfep(:,:,:) = 0.e0 |
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| 193 | #endif |
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| 194 | |
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| 195 | ! Compute the sedimentation term using p4zsink2 for all the sinking particles |
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| 196 | ! ----------------------------------------------------- |
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| 197 | DO jit = 1, iiter1 |
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| 198 | CALL p4z_sink2( wsbio3, sinking , jppoc, iiter1 ) |
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| 199 | CALL p4z_sink2( wsbio3, sinkingn , jppon, iiter1 ) |
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| 200 | CALL p4z_sink2( wsbio3, sinkingp , jppop, iiter1 ) |
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| 201 | CALL p4z_sink2( wsbio3, sinkfer , jpsfe, iiter1 ) |
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| 202 | #if defined key_ligand |
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| 203 | CALL p4z_sink2( wsfep, sinkfep , jpfep, iiter1 ) |
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| 204 | #endif |
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| 205 | END DO |
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| 206 | |
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| 207 | DO jit = 1, iiter2 |
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| 208 | CALL p4z_sink2( wsbio4, sinking2, jpgoc, iiter2 ) |
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| 209 | CALL p4z_sink2( wsbio4, sinking2n, jpgon, iiter2 ) |
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| 210 | CALL p4z_sink2( wsbio4, sinking2p, jpgop, iiter2 ) |
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| 211 | CALL p4z_sink2( wsbio4, sinkfer2, jpbfe, iiter2 ) |
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| 212 | CALL p4z_sink2( wsbio4, sinksil , jpgsi, iiter2 ) |
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| 213 | CALL p4z_sink2( wscal, sinkcal , jpcal, iiter2 ) |
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| 214 | END DO |
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| 215 | |
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| 216 | ! Total carbon export per year |
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| 217 | IF( iom_use( "tcexp" ) .OR. ( ln_check_mass .AND. kt == nitend .AND. knt == nrdttrc ) ) & |
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| 218 | & t_oce_co2_exp = glob_sum( ( sinking(:,:,ik100) + sinking2(:,:,ik100) ) * e1e2t(:,:) * tmask(:,:,1) ) |
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| 219 | ! |
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| 220 | IF( lk_iomput ) THEN |
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| 221 | IF( knt == nrdttrc ) THEN |
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| 222 | CALL wrk_alloc( jpi, jpj, zw2d ) |
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| 223 | CALL wrk_alloc( jpi, jpj, jpk, zw3d ) |
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| 224 | zfact = 1.e+3 * rfact2r ! conversion from mol/l/kt to mol/m3/s |
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| 225 | ! |
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| 226 | IF( iom_use( "EPC100" ) ) THEN |
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| 227 | zw2d(:,:) = ( sinking(:,:,ik100) + sinking2(:,:,ik100) ) * zfact * tmask(:,:,1) ! Export of carbon at 100m |
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| 228 | CALL iom_put( "EPC100" , zw2d ) |
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| 229 | ENDIF |
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| 230 | IF( iom_use( "EPFE100" ) ) THEN |
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| 231 | zw2d(:,:) = ( sinkfer(:,:,ik100) + sinkfer2(:,:,ik100) ) * zfact * tmask(:,:,1) ! Export of iron at 100m |
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| 232 | CALL iom_put( "EPFE100" , zw2d ) |
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| 233 | ENDIF |
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| 234 | IF( iom_use( "EPCAL100" ) ) THEN |
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| 235 | zw2d(:,:) = sinkcal(:,:,ik100) * zfact * tmask(:,:,1) ! Export of calcite at 100m |
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| 236 | CALL iom_put( "EPCAL100" , zw2d ) |
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| 237 | ENDIF |
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| 238 | IF( iom_use( "EPSI100" ) ) THEN |
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| 239 | zw2d(:,:) = sinksil(:,:,ik100) * zfact * tmask(:,:,1) ! Export of bigenic silica at 100m |
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| 240 | CALL iom_put( "EPSI100" , zw2d ) |
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| 241 | ENDIF |
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| 242 | IF( iom_use( "EXPC" ) ) THEN |
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| 243 | zw3d(:,:,:) = ( sinking(:,:,:) + sinking2(:,:,:) ) * zfact * tmask(:,:,:) ! Export of carbon in the water column |
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| 244 | CALL iom_put( "EXPC" , zw3d ) |
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| 245 | ENDIF |
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| 246 | IF( iom_use( "EXPFE" ) ) THEN |
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| 247 | zw3d(:,:,:) = ( sinkfer(:,:,:) + sinkfer2(:,:,:) ) * zfact * tmask(:,:,:) ! Export of iron |
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| 248 | CALL iom_put( "EXPFE" , zw3d ) |
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| 249 | ENDIF |
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| 250 | IF( iom_use( "EXPCAL" ) ) THEN |
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| 251 | zw3d(:,:,:) = sinkcal(:,:,:) * zfact * tmask(:,:,:) ! Export of calcite |
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| 252 | CALL iom_put( "EXPCAL" , zw3d ) |
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| 253 | ENDIF |
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| 254 | IF( iom_use( "EXPSI" ) ) THEN |
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| 255 | zw3d(:,:,:) = sinksil(:,:,:) * zfact * tmask(:,:,:) ! Export of bigenic silica |
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| 256 | CALL iom_put( "EXPSI" , zw3d ) |
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| 257 | ENDIF |
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| 258 | IF( iom_use( "tcexp" ) ) CALL iom_put( "tcexp" , t_oce_co2_exp * zfact ) ! molC/s |
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| 259 | ! |
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| 260 | CALL wrk_dealloc( jpi, jpj, zw2d ) |
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| 261 | CALL wrk_dealloc( jpi, jpj, jpk, zw3d ) |
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| 262 | ENDIF |
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| 263 | ELSE |
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| 264 | IF( ln_diatrc ) THEN |
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| 265 | zfact = 1.e3 * rfact2r |
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| 266 | trc2d(:,:,jp_pcs0_2d + 4) = sinking (:,:,ik100) * zfact * tmask(:,:,1) |
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| 267 | trc2d(:,:,jp_pcs0_2d + 5) = sinking2(:,:,ik100) * zfact * tmask(:,:,1) |
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| 268 | trc2d(:,:,jp_pcs0_2d + 6) = sinkfer (:,:,ik100) * zfact * tmask(:,:,1) |
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| 269 | trc2d(:,:,jp_pcs0_2d + 7) = sinkfer2(:,:,ik100) * zfact * tmask(:,:,1) |
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| 270 | trc2d(:,:,jp_pcs0_2d + 8) = sinksil (:,:,ik100) * zfact * tmask(:,:,1) |
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| 271 | trc2d(:,:,jp_pcs0_2d + 9) = sinkcal (:,:,ik100) * zfact * tmask(:,:,1) |
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| 272 | ENDIF |
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| 273 | ENDIF |
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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="('sink')") |
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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 | IF( nn_timing == 1 ) CALL timing_stop('p5z_sink') |
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| 282 | ! |
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| 283 | END SUBROUTINE p5z_sink |
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| 284 | |
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| 285 | SUBROUTINE p5z_sink_init |
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| 286 | !!---------------------------------------------------------------------- |
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| 287 | !! *** ROUTINE p5z_sink_init *** |
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| 288 | !!---------------------------------------------------------------------- |
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| 289 | |
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| 290 | INTEGER :: jk |
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| 291 | |
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| 292 | ik100 = 10 ! last level where depth less than 100 m |
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| 293 | DO jk = jpkm1, 1, -1 |
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| 294 | IF( gdept_1d(jk) > 100. ) ik100 = jk - 1 |
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| 295 | END DO |
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| 296 | IF (lwp) WRITE(numout,*) |
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| 297 | IF (lwp) WRITE(numout,*) ' Level corresponding to 100m depth ', ik100 + 1 |
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| 298 | IF (lwp) WRITE(numout,*) |
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| 299 | ! |
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| 300 | t_oce_co2_exp = 0._wp |
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| 301 | ! |
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| 302 | END SUBROUTINE p5z_sink_init |
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| 303 | |
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| 304 | #else |
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| 305 | !!---------------------------------------------------------------------- |
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| 306 | !! 'Kriest sinking parameterisation' key_kriest ??? |
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| 307 | !!---------------------------------------------------------------------- |
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| 308 | |
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| 309 | SUBROUTINE p5z_sink ( kt, knt ) |
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| 310 | !!--------------------------------------------------------------------- |
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| 311 | !! *** ROUTINE p5z_sink *** |
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| 312 | !! |
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| 313 | !! ** Purpose : Compute vertical flux of particulate matter due to |
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| 314 | !! gravitational sinking - Kriest parameterization |
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| 315 | !! |
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| 316 | !! ** Method : - ??? |
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| 317 | !!--------------------------------------------------------------------- |
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| 318 | ! |
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| 319 | INTEGER, INTENT(in) :: kt, knt |
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| 320 | ! |
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| 321 | INTEGER :: ji, jj, jk, jit, niter1, niter2 |
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| 322 | REAL(wp) :: znum , zeps, zfm, zgm, zsm, zfactn, zfactp |
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| 323 | REAL(wp) :: zdiv , zdiv1, zdiv2, zdiv3, zdiv4, zdiv5 |
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| 324 | REAL(wp) :: zval1, zval2, zval3, zval4 |
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| 325 | CHARACTER (len=25) :: charout |
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| 326 | REAL(wp), POINTER, DIMENSION(:,:,:) :: znum3d |
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| 327 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zw3d |
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| 328 | REAL(wp), POINTER, DIMENSION(:,: ) :: zw2d |
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| 329 | !!--------------------------------------------------------------------- |
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| 330 | ! |
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| 331 | IF( nn_timing == 1 ) CALL timing_start('p5z_sink') |
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| 332 | ! |
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| 333 | CALL wrk_alloc( jpi, jpj, jpk, znum3d ) |
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| 334 | ! |
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| 335 | ! Initialisation of variables used to compute Sinking Speed |
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| 336 | ! --------------------------------------------------------- |
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| 337 | |
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| 338 | znum3d(:,:,:) = 0.e0 |
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| 339 | zval1 = 1. + xkr_zeta |
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| 340 | zval2 = 1. + xkr_zeta + xkr_eta |
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| 341 | zval3 = 1. + xkr_eta |
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| 342 | |
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| 343 | ! Computation of the vertical sinking speed : Kriest et Evans, 2000 |
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| 344 | ! ----------------------------------------------------------------- |
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| 345 | |
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| 346 | DO jk = 1, jpkm1 |
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| 347 | DO jj = 1, jpj |
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| 348 | DO ji = 1, jpi |
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| 349 | IF( tmask(ji,jj,jk) /= 0.e0 ) THEN |
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| 350 | znum = trb(ji,jj,jk,jppoc) / ( trb(ji,jj,jk,jpnum) + rtrn ) / xkr_massp |
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| 351 | ! -------------- To avoid sinking speed over 50 m/day ------- |
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| 352 | znum = MIN( xnumm(jk), znum ) |
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| 353 | znum = MAX( 1.1 , znum ) |
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| 354 | znum3d(ji,jj,jk) = znum |
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| 355 | !------------------------------------------------------------ |
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| 356 | zeps = ( zval1 * znum - 1. )/ ( znum - 1. ) |
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| 357 | zfm = xkr_frac**( 1. - zeps ) |
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| 358 | zgm = xkr_frac**( zval1 - zeps ) |
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| 359 | zdiv = MAX( 1.e-4, ABS( zeps - zval2 ) ) * SIGN( 1., ( zeps - zval2 ) ) |
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| 360 | zdiv1 = zeps - zval3 |
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| 361 | wsbio3(ji,jj,jk) = xkr_wsbio_min * ( zeps - zval1 ) / zdiv & |
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| 362 | & - xkr_wsbio_max * zgm * xkr_eta / zdiv |
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| 363 | wsbio4(ji,jj,jk) = xkr_wsbio_min * ( zeps-1. ) / zdiv1 & |
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| 364 | & - xkr_wsbio_max * zfm * xkr_eta / zdiv1 |
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| 365 | IF( znum == 1.1) wsbio3(ji,jj,jk) = wsbio4(ji,jj,jk) |
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| 366 | ENDIF |
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| 367 | END DO |
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| 368 | END DO |
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| 369 | END DO |
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| 370 | |
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| 371 | wscal(:,:,:) = MAX( wsbio3(:,:,:), 30._wp ) |
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| 372 | #if defined key_ligand |
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| 373 | wsfep (:,:,:) = wfep |
---|
| 374 | #endif |
---|
| 375 | |
---|
| 376 | ! INITIALIZE TO ZERO ALL THE SINKING ARRAYS |
---|
| 377 | ! ----------------------------------------- |
---|
| 378 | |
---|
| 379 | sinking (:,:,:) = 0.e0 |
---|
| 380 | sinkingn(:,:,:) = 0.e0 |
---|
| 381 | sinkingp(:,:,:) = 0.e0 |
---|
| 382 | sinking2(:,:,:) = 0.e0 |
---|
| 383 | sinkcal (:,:,:) = 0.e0 |
---|
| 384 | sinkfer (:,:,:) = 0.e0 |
---|
| 385 | sinksil (:,:,:) = 0.e0 |
---|
| 386 | #if defined key_ligand |
---|
| 387 | sinkfep(:,:,:) = 0.e0 |
---|
| 388 | #endif |
---|
| 389 | |
---|
| 390 | ! Compute the sedimentation term using p4zsink2 for all the sinking particles |
---|
| 391 | ! ----------------------------------------------------- |
---|
| 392 | |
---|
| 393 | niter1 = niter1max |
---|
| 394 | niter2 = niter2max |
---|
| 395 | |
---|
| 396 | DO jit = 1, niter1 |
---|
| 397 | CALL p4z_sink2( wsbio3, sinking , jppoc, niter1 ) |
---|
| 398 | CALL p4z_sink2( wsbio3, sinkingn, jppon, niter1 ) |
---|
| 399 | CALL p4z_sink2( wsbio3, sinkingp, jppop, niter1 ) |
---|
| 400 | CALL p4z_sink2( wsbio3, sinkfer , jpsfe, niter1 ) |
---|
| 401 | CALL p4z_sink2( wscal , sinksil , jpgsi, niter1 ) |
---|
| 402 | CALL p4z_sink2( wscal , sinkcal , jpcal, niter1 ) |
---|
| 403 | #if defined key_ligand |
---|
| 404 | CALL p4z_sink2( wsfep , sinkfep , jpfep, niter1 ) |
---|
| 405 | #endif |
---|
| 406 | END DO |
---|
| 407 | |
---|
| 408 | DO jit = 1, niter2 |
---|
| 409 | CALL p4z_sink2( wsbio4, sinking2, jpnum, niter2 ) |
---|
| 410 | END DO |
---|
| 411 | |
---|
| 412 | ! Total carbon export per year |
---|
| 413 | IF( iom_use( "tcexp" ) .OR. ( ln_check_mass .AND. kt == nitend .AND. knt == nrdttrc ) ) & |
---|
| 414 | & t_oce_co2_exp = glob_sum( ( sinking(:,:,ik100) + sinking2(:,:,ik100) ) * e1e2t(:,:) * tmask(:,:,1) ) |
---|
| 415 | ! |
---|
| 416 | IF( lk_iomput ) THEN |
---|
| 417 | IF( knt == nrdttrc ) THEN |
---|
| 418 | CALL wrk_alloc( jpi, jpj, zw2d ) |
---|
| 419 | CALL wrk_alloc( jpi, jpj, jpk, zw3d ) |
---|
| 420 | zfact = 1.e+3 * rfact2r ! conversion from mol/l/kt to mol/m3/s |
---|
| 421 | ! |
---|
| 422 | IF( iom_use( "EPC100" ) ) THEN |
---|
| 423 | zw2d(:,:) = ( sinking(:,:,ik100) + sinking2(:,:,ik100) ) * zfact * tmask(:,:,1) ! Export of carbon at 100m |
---|
| 424 | CALL iom_put( "EPC100" , zw2d ) |
---|
| 425 | ENDIF |
---|
| 426 | IF( iom_use( "EPFE100" ) ) THEN |
---|
| 427 | zw2d(:,:) = ( sinkfer(:,:,ik100) + sinkfer2(:,:,ik100) ) * zfact * tmask(:,:,1) ! Export of iron at 100m |
---|
| 428 | CALL iom_put( "EPFE100" , zw2d ) |
---|
| 429 | ENDIF |
---|
| 430 | IF( iom_use( "EPCAL100" ) ) THEN |
---|
| 431 | zw2d(:,:) = sinkcal(:,:,ik100) * zfact * tmask(:,:,1) ! Export of calcite at 100m |
---|
| 432 | CALL iom_put( "EPCAL100" , zw2d ) |
---|
| 433 | ENDIF |
---|
| 434 | IF( iom_use( "EPSI100" ) ) THEN |
---|
| 435 | zw2d(:,:) = sinksil(:,:,ik100) * zfact * tmask(:,:,1) ! Export of bigenic silica at 100m |
---|
| 436 | CALL iom_put( "EPSI100" , zw2d ) |
---|
| 437 | ENDIF |
---|
| 438 | IF( iom_use( "EXPC" ) ) THEN |
---|
| 439 | zw3d(:,:,:) = ( sinking(:,:,:) + sinking2(:,:,:) ) * zfact * tmask(:,:,:) ! Export of carbon in the water column |
---|
| 440 | CALL iom_put( "EXPC" , zw3d ) |
---|
| 441 | ENDIF |
---|
| 442 | IF( iom_use( "EXPFE" ) ) THEN |
---|
| 443 | zw3d(:,:,:) = ( sinkfer(:,:,:) + sinkfer2(:,:,:) ) * zfact * tmask(:,:,:) ! Export of iron |
---|
| 444 | CALL iom_put( "EXPFE" , zw3d ) |
---|
| 445 | ENDIF |
---|
| 446 | IF( iom_use( "EXPCAL" ) ) THEN |
---|
| 447 | zw3d(:,:,:) = sinkcal(:,:,:) * zfact * tmask(:,:,:) ! Export of calcite |
---|
| 448 | CALL iom_put( "EXPCAL" , zw3d ) |
---|
| 449 | ENDIF |
---|
| 450 | IF( iom_use( "EXPSI" ) ) THEN |
---|
| 451 | zw3d(:,:,:) = sinksil(:,:,:) * zfact * tmask(:,:,:) ! Export of bigenic silica |
---|
| 452 | CALL iom_put( "EXPSI" , zw3d ) |
---|
| 453 | ENDIF |
---|
| 454 | IF( iom_use( "XNUM" ) ) THEN |
---|
| 455 | zw3d(:,:,:) = znum3d(:,:,:) * tmask(:,:,:) ! Number of particles on aggregats |
---|
| 456 | CALL iom_put( "XNUM" , zw3d ) |
---|
| 457 | ENDIF |
---|
| 458 | IF( iom_use( "WSC" ) ) THEN |
---|
| 459 | zw3d(:,:,:) = wsbio3(:,:,:) * tmask(:,:,:) ! Sinking speed of carbon particles |
---|
| 460 | CALL iom_put( "WSC" , zw3d ) |
---|
| 461 | ENDIF |
---|
| 462 | IF( iom_use( "WSN" ) ) THEN |
---|
| 463 | zw3d(:,:,:) = wsbio4(:,:,:) * tmask(:,:,:) ! Sinking speed of particles number |
---|
| 464 | CALL iom_put( "WSN" , zw3d ) |
---|
| 465 | ENDIF |
---|
| 466 | IF( iom_use( "tcexp" ) ) CALL iom_put( "tcexp" , t_oce_co2_exp * zfact ) ! molC/s |
---|
| 467 | ! |
---|
| 468 | CALL wrk_dealloc( jpi, jpj, zw2d ) |
---|
| 469 | CALL wrk_dealloc( jpi, jpj, jpk, zw3d ) |
---|
| 470 | ENDIF |
---|
| 471 | ELSE |
---|
| 472 | IF( ln_diatrc ) THEN |
---|
| 473 | zfact = 1.e3 * rfact2r |
---|
| 474 | trc2d(:,:,jp_pcs0_2d + 4) = sinking (:,:,ik100) * zfact * tmask(:,:,1) |
---|
| 475 | trc2d(:,:,jp_pcs0_2d + 5) = sinking2(:,:,ik100) * zfact * tmask(:,:,1) |
---|
| 476 | trc2d(:,:,jp_pcs0_2d + 6) = sinkfer (:,:,ik100) * zfact * tmask(:,:,1) |
---|
| 477 | trc2d(:,:,jp_pcs0_2d + 7) = sinkfer2(:,:,ik100) * zfact * tmask(:,:,1) |
---|
| 478 | trc2d(:,:,jp_pcs0_2d + 8) = sinksil (:,:,ik100) * zfact * tmask(:,:,1) |
---|
| 479 | trc2d(:,:,jp_pcs0_2d + 9) = sinkcal (:,:,ik100) * zfact * tmask(:,:,1) |
---|
| 480 | ENDIF |
---|
| 481 | ENDIF |
---|
| 482 | ! |
---|
| 483 | IF(ln_ctl) THEN ! print mean trends (used for debugging) |
---|
| 484 | WRITE(charout, FMT="('sink')") |
---|
| 485 | CALL prt_ctl_trc_info(charout) |
---|
| 486 | CALL prt_ctl_trc(tab4d=tra, mask=tmask, clinfo=ctrcnm) |
---|
| 487 | ENDIF |
---|
| 488 | ! |
---|
| 489 | CALL wrk_dealloc( jpi, jpj, jpk, znum3d ) |
---|
| 490 | ! |
---|
| 491 | IF( nn_timing == 1 ) CALL timing_stop('p5z_sink') |
---|
| 492 | ! |
---|
| 493 | END SUBROUTINE p5z_sink |
---|
| 494 | |
---|
| 495 | |
---|
| 496 | SUBROUTINE p5z_sink_init |
---|
| 497 | !!---------------------------------------------------------------------- |
---|
| 498 | !! *** ROUTINE p5z_sink_init *** |
---|
| 499 | !! |
---|
| 500 | !! ** Purpose : Initialization of sinking parameters |
---|
| 501 | !! Kriest parameterization only |
---|
| 502 | !! |
---|
| 503 | !! ** Method : Read the nampiskrs namelist and check the parameters |
---|
| 504 | !! called at the first timestep |
---|
| 505 | !! |
---|
| 506 | !! ** input : Namelist nampiskrs |
---|
| 507 | !!---------------------------------------------------------------------- |
---|
| 508 | INTEGER :: jk, jn, kiter |
---|
| 509 | INTEGER :: ios ! Local integer output status for namelist read |
---|
| 510 | REAL(wp) :: znum, zdiv |
---|
| 511 | REAL(wp) :: zws, zwr, zwl,wmax, znummax |
---|
| 512 | REAL(wp) :: zmin, zmax, zl, zr, xacc |
---|
| 513 | ! |
---|
| 514 | NAMELIST/nampiskrs/ xkr_sfact, xkr_stick , & |
---|
| 515 | & xkr_nnano, xkr_ndiat, xkr_nmicro, xkr_nmeso, xkr_naggr |
---|
| 516 | !!---------------------------------------------------------------------- |
---|
| 517 | ! |
---|
| 518 | IF( nn_timing == 1 ) CALL timing_start('p5z_sink_init') |
---|
| 519 | ! |
---|
| 520 | |
---|
| 521 | REWIND( numnatp_ref ) ! Namelist nampiskrs in reference namelist : Pisces sinking Kriest |
---|
| 522 | READ ( numnatp_ref, nampiskrs, IOSTAT = ios, ERR = 901) |
---|
| 523 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampiskrs in reference namelist', lwp ) |
---|
| 524 | |
---|
| 525 | REWIND( numnatp_cfg ) ! Namelist nampiskrs in configuration namelist : Pisces sinking Kriest |
---|
| 526 | READ ( numnatp_cfg, nampiskrs, IOSTAT = ios, ERR = 902 ) |
---|
| 527 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'nampiskrs in configuration namelist', lwp ) |
---|
| 528 | IF(lwm) WRITE ( numonp, nampiskrs ) |
---|
| 529 | |
---|
| 530 | IF(lwp) THEN |
---|
| 531 | WRITE(numout,*) |
---|
| 532 | WRITE(numout,*) ' Namelist : nampiskrs' |
---|
| 533 | WRITE(numout,*) ' Sinking factor xkr_sfact = ', xkr_sfact |
---|
| 534 | WRITE(numout,*) ' Stickiness xkr_stick = ', xkr_stick |
---|
| 535 | WRITE(numout,*) ' Nbr of cell in nano size class xkr_nnano = ', xkr_nnano |
---|
| 536 | WRITE(numout,*) ' Nbr of cell in diatoms size class xkr_ndiat = ', xkr_ndiat |
---|
| 537 | WRITE(numout,*) ' Nbr of cell in microzoo size class xkr_nmicro = ', xkr_nmicro |
---|
| 538 | WRITE(numout,*) ' Nbr of cell in mesozoo size class xkr_nmeso = ', xkr_nmeso |
---|
| 539 | WRITE(numout,*) ' Nbr of cell in aggregates size class xkr_naggr = ', xkr_naggr |
---|
| 540 | ENDIF |
---|
| 541 | |
---|
| 542 | |
---|
| 543 | ! max and min vertical particle speed |
---|
| 544 | xkr_wsbio_min = xkr_sfact * xkr_mass_min**xkr_eta |
---|
| 545 | xkr_wsbio_max = xkr_sfact * xkr_mass_max**xkr_eta |
---|
| 546 | IF (lwp) WRITE(numout,*) ' max and min vertical particle speed ', xkr_wsbio_min, xkr_wsbio_max |
---|
| 547 | |
---|
| 548 | ! |
---|
| 549 | ! effect of the sizes of the different living pools on particle numbers |
---|
| 550 | ! nano = 2um-20um -> mean size=6.32 um -> ws=2.596 -> xnum=xnnano=2.337 |
---|
| 551 | ! diat and microzoo = 10um-200um -> 44.7 -> 8.732 -> xnum=xndiat=3.718 |
---|
| 552 | ! mesozoo = 200um-2mm -> 632.45 -> 45.14 -> xnum=xnmeso=7.147 |
---|
| 553 | ! aggregates = 200um-10mm -> 1414 -> 74.34 -> xnum=xnaggr=9.877 |
---|
| 554 | ! doc aggregates = 1um |
---|
| 555 | ! ---------------------------------------------------------- |
---|
| 556 | |
---|
| 557 | xkr_dnano = 1. / ( xkr_massp * xkr_nnano ) |
---|
| 558 | xkr_ddiat = 1. / ( xkr_massp * xkr_ndiat ) |
---|
| 559 | xkr_dmicro = 1. / ( xkr_massp * xkr_nmicro ) |
---|
| 560 | xkr_dmeso = 1. / ( xkr_massp * xkr_nmeso ) |
---|
| 561 | xkr_daggr = 1. / ( xkr_massp * xkr_naggr ) |
---|
| 562 | |
---|
| 563 | !!--------------------------------------------------------------------- |
---|
| 564 | !! 'key_kriest' ??? |
---|
| 565 | !!--------------------------------------------------------------------- |
---|
| 566 | ! COMPUTATION OF THE VERTICAL PROFILE OF MAXIMUM SINKING SPEED |
---|
| 567 | ! Search of the maximum number of particles in aggregates for each k-level. |
---|
| 568 | ! Bissection Method |
---|
| 569 | !-------------------------------------------------------------------- |
---|
| 570 | IF (lwp) THEN |
---|
| 571 | WRITE(numout,*) |
---|
| 572 | WRITE(numout,*)' kriest : Compute maximum number of particles in aggregates' |
---|
| 573 | ENDIF |
---|
| 574 | |
---|
| 575 | xacc = 0.001_wp |
---|
| 576 | kiter = 50 |
---|
| 577 | zmin = 1.10_wp |
---|
| 578 | zmax = xkr_mass_max / xkr_mass_min |
---|
| 579 | xkr_frac = zmax |
---|
| 580 | |
---|
| 581 | DO jk = 1,jpk |
---|
| 582 | zl = zmin |
---|
| 583 | zr = zmax |
---|
| 584 | wmax = 0.5 * fse3t(1,1,jk) * rday * float(niter1max) / rfact2 |
---|
| 585 | zdiv = xkr_zeta + xkr_eta - xkr_eta * zl |
---|
| 586 | znum = zl - 1. |
---|
| 587 | zwl = xkr_wsbio_min * xkr_zeta / zdiv & |
---|
| 588 | & - ( xkr_wsbio_max * xkr_eta * znum * & |
---|
| 589 | & xkr_frac**( -xkr_zeta / znum ) / zdiv ) & |
---|
| 590 | & - wmax |
---|
| 591 | |
---|
| 592 | zdiv = xkr_zeta + xkr_eta - xkr_eta * zr |
---|
| 593 | znum = zr - 1. |
---|
| 594 | zwr = xkr_wsbio_min * xkr_zeta / zdiv & |
---|
| 595 | & - ( xkr_wsbio_max * xkr_eta * znum * & |
---|
| 596 | & xkr_frac**( -xkr_zeta / znum ) / zdiv ) & |
---|
| 597 | & - wmax |
---|
| 598 | iflag: DO jn = 1, kiter |
---|
| 599 | IF ( zwl == 0._wp ) THEN ; znummax = zl |
---|
| 600 | ELSEIF( zwr == 0._wp ) THEN ; znummax = zr |
---|
| 601 | ELSE |
---|
| 602 | znummax = ( zr + zl ) / 2. |
---|
| 603 | zdiv = xkr_zeta + xkr_eta - xkr_eta * znummax |
---|
| 604 | znum = znummax - 1. |
---|
| 605 | zws = xkr_wsbio_min * xkr_zeta / zdiv & |
---|
| 606 | & - ( xkr_wsbio_max * xkr_eta * znum * & |
---|
| 607 | & xkr_frac**( -xkr_zeta / znum ) / zdiv ) & |
---|
| 608 | & - wmax |
---|
| 609 | IF( zws * zwl < 0. ) THEN ; zr = znummax |
---|
| 610 | ELSE ; zl = znummax |
---|
| 611 | ENDIF |
---|
| 612 | zdiv = xkr_zeta + xkr_eta - xkr_eta * zl |
---|
| 613 | znum = zl - 1. |
---|
| 614 | zwl = xkr_wsbio_min * xkr_zeta / zdiv & |
---|
| 615 | & - ( xkr_wsbio_max * xkr_eta * znum * & |
---|
| 616 | & xkr_frac**( -xkr_zeta / znum ) / zdiv ) & |
---|
| 617 | & - wmax |
---|
| 618 | |
---|
| 619 | zdiv = xkr_zeta + xkr_eta - xkr_eta * zr |
---|
| 620 | znum = zr - 1. |
---|
| 621 | zwr = xkr_wsbio_min * xkr_zeta / zdiv & |
---|
| 622 | & - ( xkr_wsbio_max * xkr_eta * znum * & |
---|
| 623 | & xkr_frac**( -xkr_zeta / znum ) / zdiv ) & |
---|
| 624 | & - wmax |
---|
| 625 | ! |
---|
| 626 | IF ( ABS ( zws ) <= xacc ) EXIT iflag |
---|
| 627 | ! |
---|
| 628 | ENDIF |
---|
| 629 | ! |
---|
| 630 | END DO iflag |
---|
| 631 | |
---|
| 632 | xnumm(jk) = znummax |
---|
| 633 | IF (lwp) WRITE(numout,*) ' jk = ', jk, ' wmax = ', wmax,' xnum max = ', xnumm(jk) |
---|
| 634 | ! |
---|
| 635 | END DO |
---|
| 636 | ! |
---|
| 637 | ik100 = 10 ! last level where depth less than 100 m |
---|
| 638 | DO jk = jpkm1, 1, -1 |
---|
| 639 | IF( gdept_1d(jk) > 100. ) ik100 = jk - 1 |
---|
| 640 | END DO |
---|
| 641 | IF (lwp) WRITE(numout,*) |
---|
| 642 | IF (lwp) WRITE(numout,*) ' Level corresponding to 100m depth ', ik100 + 1 |
---|
| 643 | IF (lwp) WRITE(numout,*) |
---|
| 644 | ! |
---|
| 645 | t_oce_co2_exp = 0._wp |
---|
| 646 | ! |
---|
| 647 | IF( nn_timing == 1 ) CALL timing_stop('p5z_sink_init') |
---|
| 648 | ! |
---|
| 649 | END SUBROUTINE p5z_sink_init |
---|
| 650 | |
---|
| 651 | #endif |
---|
| 652 | |
---|
| 653 | SUBROUTINE p4z_sink2( pwsink, psinkflx, jp_tra, kiter ) |
---|
| 654 | !!--------------------------------------------------------------------- |
---|
| 655 | !! *** ROUTINE p4z_sink2 *** |
---|
| 656 | !! |
---|
| 657 | !! ** Purpose : Compute the sedimentation terms for the various sinking |
---|
| 658 | !! particles. The scheme used to compute the trends is based |
---|
| 659 | !! on MUSCL. |
---|
| 660 | !! |
---|
| 661 | !! ** Method : - this ROUTINE compute not exactly the advection but the |
---|
| 662 | !! transport term, i.e. div(u*tra). |
---|
| 663 | !!--------------------------------------------------------------------- |
---|
| 664 | ! |
---|
| 665 | INTEGER , INTENT(in ) :: jp_tra ! tracer index index |
---|
| 666 | INTEGER , INTENT(in ) :: kiter ! number of iterations for time-splitting |
---|
| 667 | REAL(wp), INTENT(in ), DIMENSION(jpi,jpj,jpk) :: pwsink ! sinking speed |
---|
| 668 | REAL(wp), INTENT(inout), DIMENSION(jpi,jpj,jpk) :: psinkflx ! sinking fluxe |
---|
| 669 | !! |
---|
| 670 | INTEGER :: ji, jj, jk, jn |
---|
| 671 | REAL(wp) :: zigma,zew,zign, zflx, zstep |
---|
| 672 | REAL(wp), POINTER, DIMENSION(:,:,:) :: ztraz, zakz, zwsink2, ztrb |
---|
| 673 | !!--------------------------------------------------------------------- |
---|
| 674 | ! |
---|
| 675 | IF( nn_timing == 1 ) CALL timing_start('p4z_sink2') |
---|
| 676 | ! |
---|
| 677 | ! Allocate temporary workspace |
---|
| 678 | CALL wrk_alloc( jpi, jpj, jpk, ztraz, zakz, zwsink2, ztrb ) |
---|
| 679 | |
---|
| 680 | zstep = rfact2 / FLOAT( kiter ) / 2. |
---|
| 681 | |
---|
| 682 | ztraz(:,:,:) = 0.e0 |
---|
| 683 | zakz (:,:,:) = 0.e0 |
---|
| 684 | ztrb (:,:,:) = trb(:,:,:,jp_tra) |
---|
| 685 | |
---|
| 686 | DO jk = 1, jpkm1 |
---|
| 687 | zwsink2(:,:,jk+1) = -pwsink(:,:,jk) / rday * tmask(:,:,jk+1) |
---|
| 688 | END DO |
---|
| 689 | zwsink2(:,:,1) = 0.e0 |
---|
| 690 | IF( lk_degrad ) THEN |
---|
| 691 | zwsink2(:,:,:) = zwsink2(:,:,:) * facvol(:,:,:) |
---|
| 692 | ENDIF |
---|
| 693 | |
---|
| 694 | |
---|
| 695 | ! Vertical advective flux |
---|
| 696 | DO jn = 1, 2 |
---|
| 697 | ! first guess of the slopes interior values |
---|
| 698 | DO jk = 2, jpkm1 |
---|
| 699 | ztraz(:,:,jk) = ( trb(:,:,jk-1,jp_tra) - trb(:,:,jk,jp_tra) ) * tmask(:,:,jk) |
---|
| 700 | END DO |
---|
| 701 | ztraz(:,:,1 ) = 0.0 |
---|
| 702 | ztraz(:,:,jpk) = 0.0 |
---|
| 703 | |
---|
| 704 | ! slopes |
---|
| 705 | DO jk = 2, jpkm1 |
---|
| 706 | DO jj = 1,jpj |
---|
| 707 | DO ji = 1, jpi |
---|
| 708 | zign = 0.25 + SIGN( 0.25, ztraz(ji,jj,jk) * ztraz(ji,jj,jk+1) ) |
---|
| 709 | zakz(ji,jj,jk) = ( ztraz(ji,jj,jk) + ztraz(ji,jj,jk+1) ) * zign |
---|
| 710 | END DO |
---|
| 711 | END DO |
---|
| 712 | END DO |
---|
| 713 | |
---|
| 714 | ! Slopes limitation |
---|
| 715 | DO jk = 2, jpkm1 |
---|
| 716 | DO jj = 1, jpj |
---|
| 717 | DO ji = 1, jpi |
---|
| 718 | zakz(ji,jj,jk) = SIGN( 1., zakz(ji,jj,jk) ) * & |
---|
| 719 | & MIN( ABS( zakz(ji,jj,jk) ), 2. * ABS(ztraz(ji,jj,jk+1)), 2. * ABS(ztraz(ji,jj,jk) ) ) |
---|
| 720 | END DO |
---|
| 721 | END DO |
---|
| 722 | END DO |
---|
| 723 | |
---|
| 724 | ! vertical advective flux |
---|
| 725 | DO jk = 1, jpkm1 |
---|
| 726 | DO jj = 1, jpj |
---|
| 727 | DO ji = 1, jpi |
---|
| 728 | zigma = zwsink2(ji,jj,jk+1) * zstep / fse3w(ji,jj,jk+1) |
---|
| 729 | zew = zwsink2(ji,jj,jk+1) |
---|
| 730 | psinkflx(ji,jj,jk+1) = -zew * ( trb(ji,jj,jk,jp_tra) - 0.5 * ( 1 + zigma ) * zakz(ji,jj,jk) ) * zstep |
---|
| 731 | END DO |
---|
| 732 | END DO |
---|
| 733 | END DO |
---|
| 734 | ! |
---|
| 735 | ! Boundary conditions |
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| 736 | psinkflx(:,:,1 ) = 0.e0 |
---|
| 737 | psinkflx(:,:,jpk) = 0.e0 |
---|
| 738 | |
---|
| 739 | DO jk=1,jpkm1 |
---|
| 740 | DO jj = 1,jpj |
---|
| 741 | DO ji = 1, jpi |
---|
| 742 | zflx = ( psinkflx(ji,jj,jk) - psinkflx(ji,jj,jk+1) ) / fse3t(ji,jj,jk) |
---|
| 743 | trb(ji,jj,jk,jp_tra) = trb(ji,jj,jk,jp_tra) + zflx |
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| 744 | END DO |
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| 745 | END DO |
---|
| 746 | END DO |
---|
| 747 | |
---|
| 748 | ENDDO |
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| 749 | |
---|
| 750 | DO jk = 1,jpkm1 |
---|
| 751 | DO jj = 1,jpj |
---|
| 752 | DO ji = 1, jpi |
---|
| 753 | zflx = ( psinkflx(ji,jj,jk) - psinkflx(ji,jj,jk+1) ) / fse3t(ji,jj,jk) |
---|
| 754 | ztrb(ji,jj,jk) = ztrb(ji,jj,jk) + 2. * zflx |
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| 755 | END DO |
---|
| 756 | END DO |
---|
| 757 | END DO |
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| 758 | |
---|
| 759 | trb(:,:,:,jp_tra) = ztrb(:,:,:) |
---|
| 760 | psinkflx(:,:,:) = 2. * psinkflx(:,:,:) |
---|
| 761 | ! |
---|
| 762 | CALL wrk_dealloc( jpi, jpj, jpk, ztraz, zakz, zwsink2, ztrb ) |
---|
| 763 | ! |
---|
| 764 | IF( nn_timing == 1 ) CALL timing_stop('p4z_sink2') |
---|
| 765 | ! |
---|
| 766 | END SUBROUTINE p4z_sink2 |
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| 767 | |
---|
| 768 | INTEGER FUNCTION p5z_sink_alloc() |
---|
| 769 | !!---------------------------------------------------------------------- |
---|
| 770 | !! *** ROUTINE p5z_sink_alloc *** |
---|
| 771 | !!---------------------------------------------------------------------- |
---|
| 772 | ALLOCATE( wsbio3 (jpi,jpj,jpk) , wsbio4 (jpi,jpj,jpk) , wscal(jpi,jpj,jpk) , & |
---|
| 773 | & sinking(jpi,jpj,jpk) , sinking2(jpi,jpj,jpk) , & |
---|
| 774 | & sinkingn(jpi,jpj,jpk) , sinking2n(jpi,jpj,jpk) , & |
---|
| 775 | & sinkingp(jpi,jpj,jpk) , sinking2p(jpi,jpj,jpk) , & |
---|
| 776 | |
---|
| 777 | & sinkcal(jpi,jpj,jpk) , sinksil (jpi,jpj,jpk) , & |
---|
| 778 | #if defined key_kriest |
---|
| 779 | & xnumm(jpk) , & |
---|
| 780 | #else |
---|
| 781 | & sinkfer2(jpi,jpj,jpk) , & |
---|
| 782 | #endif |
---|
| 783 | #if defined key_ligand |
---|
| 784 | & wsfep(jpi,jpj,jpk) , sinkfep(jpi,jpj,jpk) , & |
---|
| 785 | #endif |
---|
| 786 | & sinkfer(jpi,jpj,jpk) , STAT=p5z_sink_alloc ) |
---|
| 787 | ! |
---|
| 788 | IF( p5z_sink_alloc /= 0 ) CALL ctl_warn('p5z_sink_alloc : failed to allocate arrays.') |
---|
| 789 | ! |
---|
| 790 | END FUNCTION p5z_sink_alloc |
---|
| 791 | |
---|
| 792 | #else |
---|
| 793 | !!====================================================================== |
---|
| 794 | !! Dummy module : No PISCES bio-model |
---|
| 795 | !!====================================================================== |
---|
| 796 | CONTAINS |
---|
| 797 | SUBROUTINE p5z_sink ! Empty routine |
---|
| 798 | END SUBROUTINE p5z_sink |
---|
| 799 | #endif |
---|
| 800 | |
---|
| 801 | !!====================================================================== |
---|
| 802 | END MODULE p5zsink |
---|