[8586] | 1 | MODULE icedyn_adv_pra |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE icedyn_adv_pra *** |
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| 4 | !! sea-ice : advection => Prather scheme |
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| 5 | !!====================================================================== |
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[9656] | 6 | !! History : ! 2008-03 (M. Vancoppenolle) original code |
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[9604] | 7 | !! 4.0 ! 2018 (many people) SI3 [aka Sea Ice cube] |
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[8586] | 8 | !!-------------------------------------------------------------------- |
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[9570] | 9 | #if defined key_si3 |
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[8586] | 10 | !!---------------------------------------------------------------------- |
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[9570] | 11 | !! 'key_si3' SI3 sea-ice model |
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[8586] | 12 | !!---------------------------------------------------------------------- |
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[8817] | 13 | !! ice_dyn_adv_pra : advection of sea ice using Prather scheme |
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| 14 | !! adv_x, adv_y : Prather scheme applied in i- and j-direction, resp. |
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| 15 | !! adv_pra_init : initialisation of the Prather scheme |
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| 16 | !! adv_pra_rst : read/write Prather field in ice restart file, or initialized to zero |
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[8586] | 17 | !!---------------------------------------------------------------------- |
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[11836] | 18 | USE phycst ! physical constant |
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[8586] | 19 | USE dom_oce ! ocean domain |
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| 20 | USE ice ! sea-ice variables |
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| 21 | USE sbc_oce , ONLY : nn_fsbc ! frequency of sea-ice call |
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[11822] | 22 | USE icevar ! sea-ice: operations |
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[8586] | 23 | ! |
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| 24 | USE in_out_manager ! I/O manager |
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| 25 | USE iom ! I/O manager library |
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| 26 | USE lib_mpp ! MPP library |
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| 27 | USE lib_fortran ! fortran utilities (glob_sum + no signed zero) |
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| 28 | USE lbclnk ! lateral boundary conditions (or mpp links) |
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| 29 | |
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| 30 | IMPLICIT NONE |
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| 31 | PRIVATE |
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| 32 | |
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| 33 | PUBLIC ice_dyn_adv_pra ! called by icedyn_adv |
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| 34 | PUBLIC adv_pra_init ! called by icedyn_adv |
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| 35 | |
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| 36 | ! Moments for advection |
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| 37 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxice, syice, sxxice, syyice, sxyice ! ice thickness |
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| 38 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxsn , sysn , sxxsn , syysn , sxysn ! snow thickness |
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[11822] | 39 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxa , sya , sxxa , syya , sxya ! ice concentration |
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[8586] | 40 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxsal, sysal, sxxsal, syysal, sxysal ! ice salinity |
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| 41 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxage, syage, sxxage, syyage, sxyage ! ice age |
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[9271] | 42 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: sxc0 , syc0 , sxxc0 , syyc0 , sxyc0 ! snow layers heat content |
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[8817] | 43 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:,:) :: sxe , sye , sxxe , syye , sxye ! ice layers heat content |
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[8586] | 44 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxap , syap , sxxap , syyap , sxyap ! melt pond fraction |
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| 45 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxvp , syvp , sxxvp , syyvp , sxyvp ! melt pond volume |
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[8817] | 46 | |
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[8586] | 47 | !! * Substitutions |
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| 48 | # include "vectopt_loop_substitute.h90" |
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| 49 | !!---------------------------------------------------------------------- |
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[9598] | 50 | !! NEMO/ICE 4.0 , NEMO Consortium (2018) |
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[10069] | 51 | !! $Id$ |
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[10068] | 52 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[8586] | 53 | !!---------------------------------------------------------------------- |
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| 54 | CONTAINS |
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| 55 | |
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| 56 | SUBROUTINE ice_dyn_adv_pra( kt, pu_ice, pv_ice, & |
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| 57 | & pato_i, pv_i, pv_s, psv_i, poa_i, pa_i, pa_ip, pv_ip, pe_s, pe_i ) |
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| 58 | !!---------------------------------------------------------------------- |
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| 59 | !! ** routine ice_dyn_adv_pra ** |
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| 60 | !! |
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| 61 | !! ** purpose : Computes and adds the advection trend to sea-ice |
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| 62 | !! |
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| 63 | !! ** method : Uses Prather second order scheme that advects tracers |
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| 64 | !! but also their quadratic forms. The method preserves |
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| 65 | !! tracer structures by conserving second order moments. |
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| 66 | !! |
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| 67 | !! Reference: Prather, 1986, JGR, 91, D6. 6671-6681. |
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| 68 | !!---------------------------------------------------------------------- |
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| 69 | INTEGER , INTENT(in ) :: kt ! time step |
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| 70 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: pu_ice ! ice i-velocity |
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| 71 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: pv_ice ! ice j-velocity |
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| 72 | REAL(wp), DIMENSION(:,:) , INTENT(inout) :: pato_i ! open water area |
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| 73 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_i ! ice volume |
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| 74 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_s ! snw volume |
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| 75 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: psv_i ! salt content |
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| 76 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: poa_i ! age content |
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| 77 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pa_i ! ice concentration |
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| 78 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pa_ip ! melt pond fraction |
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| 79 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_ip ! melt pond volume |
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| 80 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_s ! snw heat content |
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| 81 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_i ! ice heat content |
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| 82 | ! |
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[11822] | 83 | INTEGER :: ji,jj, jk, jl, jt ! dummy loop indices |
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| 84 | INTEGER :: icycle ! number of sub-timestep for the advection |
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| 85 | REAL(wp) :: zdt ! - - |
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| 86 | REAL(wp), DIMENSION(1) :: zcflprv, zcflnow ! for global communication |
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| 87 | REAL(wp), DIMENSION(jpi,jpj) :: zati1, zati2 |
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| 88 | REAL(wp), DIMENSION(jpi,jpj) :: zudy, zvdx |
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| 89 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: zarea |
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| 90 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: z0ice, z0snw, z0ai, z0smi, z0oi |
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| 91 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: z0ap , z0vp |
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| 92 | REAL(wp), DIMENSION(jpi,jpj,nlay_s,jpl) :: z0es |
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| 93 | REAL(wp), DIMENSION(jpi,jpj,nlay_i,jpl) :: z0ei |
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[8586] | 94 | !!---------------------------------------------------------------------- |
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| 95 | ! |
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| 96 | IF( kt == nit000 .AND. lwp ) WRITE(numout,*) '-- ice_dyn_adv_pra: Prather advection scheme' |
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| 97 | ! |
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[11822] | 98 | ! --- If ice drift is too fast, use subtime steps for advection (CFL test for stability) --- ! |
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| 99 | ! Note: the advection split is applied at the next time-step in order to avoid blocking global comm. |
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| 100 | ! this should not affect too much the stability |
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| 101 | zcflnow(1) = MAXVAL( ABS( pu_ice(:,:) ) * rdt_ice * r1_e1u(:,:) ) |
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| 102 | zcflnow(1) = MAX( zcflnow(1), MAXVAL( ABS( pv_ice(:,:) ) * rdt_ice * r1_e2v(:,:) ) ) |
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[8586] | 103 | |
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[11822] | 104 | ! non-blocking global communication send zcflnow and receive zcflprv |
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| 105 | CALL mpp_delay_max( 'icedyn_adv_pra', 'cflice', zcflnow(:), zcflprv(:), kt == nitend - nn_fsbc + 1 ) |
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| 106 | |
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| 107 | IF( zcflprv(1) > .5 ) THEN ; icycle = 2 |
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| 108 | ELSE ; icycle = 1 |
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[8586] | 109 | ENDIF |
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[11822] | 110 | zdt = rdt_ice / REAL(icycle) |
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[8586] | 111 | |
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[11822] | 112 | ! --- transport --- ! |
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| 113 | zudy(:,:) = pu_ice(:,:) * e2u(:,:) |
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| 114 | zvdx(:,:) = pv_ice(:,:) * e1v(:,:) |
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| 115 | |
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| 116 | DO jt = 1, icycle |
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| 117 | |
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| 118 | ! record at_i before advection (for open water) |
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| 119 | zati1(:,:) = SUM( pa_i(:,:,:), dim=3 ) |
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| 120 | |
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| 121 | ! --- transported fields --- ! |
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| 122 | DO jl = 1, jpl |
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| 123 | zarea(:,:,jl) = e1e2t(:,:) |
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| 124 | z0snw(:,:,jl) = pv_s (:,:,jl) * e1e2t(:,:) ! Snow volume |
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| 125 | z0ice(:,:,jl) = pv_i (:,:,jl) * e1e2t(:,:) ! Ice volume |
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| 126 | z0ai (:,:,jl) = pa_i (:,:,jl) * e1e2t(:,:) ! Ice area |
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| 127 | z0smi(:,:,jl) = psv_i(:,:,jl) * e1e2t(:,:) ! Salt content |
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| 128 | z0oi (:,:,jl) = poa_i(:,:,jl) * e1e2t(:,:) ! Age content |
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| 129 | DO jk = 1, nlay_s |
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| 130 | z0es(:,:,jk,jl) = pe_s(:,:,jk,jl) * e1e2t(:,:) ! Snow heat content |
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| 131 | END DO |
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| 132 | DO jk = 1, nlay_i |
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| 133 | z0ei(:,:,jk,jl) = pe_i(:,:,jk,jl) * e1e2t(:,:) ! Ice heat content |
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| 134 | END DO |
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| 135 | IF ( ln_pnd_H12 ) THEN |
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| 136 | z0ap(:,:,jl) = pa_ip(:,:,jl) * e1e2t(:,:) ! Melt pond fraction |
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| 137 | z0vp(:,:,jl) = pv_ip(:,:,jl) * e1e2t(:,:) ! Melt pond volume |
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| 138 | ENDIF |
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[9271] | 139 | END DO |
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[11822] | 140 | ! |
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| 141 | ! !--------------------------------------------! |
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| 142 | IF( MOD( (kt - 1) / nn_fsbc , 2 ) == MOD( (jt - 1) , 2 ) ) THEN !== odd ice time step: adv_x then adv_y ==! |
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| 143 | ! !--------------------------------------------! |
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| 144 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) !--- ice volume |
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| 145 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) |
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| 146 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) !--- snow volume |
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| 147 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) |
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| 148 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) !--- ice salinity |
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| 149 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) |
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| 150 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) !--- ice concentration |
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| 151 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) |
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| 152 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) !--- ice age |
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| 153 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) |
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| 154 | ! |
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| 155 | DO jk = 1, nlay_s !--- snow heat content |
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| 156 | CALL adv_x( zdt, zudy, 1._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
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| 157 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
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| 158 | CALL adv_y( zdt, zvdx, 0._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
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| 159 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
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| 160 | END DO |
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| 161 | DO jk = 1, nlay_i !--- ice heat content |
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| 162 | CALL adv_x( zdt, zudy, 1._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
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| 163 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
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| 164 | CALL adv_y( zdt, zvdx, 0._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
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| 165 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
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| 166 | END DO |
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| 167 | ! |
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| 168 | IF ( ln_pnd_H12 ) THEN |
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| 169 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) !--- melt pond fraction |
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| 170 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) |
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| 171 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) !--- melt pond volume |
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| 172 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) |
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| 173 | ENDIF |
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| 174 | ! !--------------------------------------------! |
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| 175 | ELSE !== even ice time step: adv_y then adv_x ==! |
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| 176 | ! !--------------------------------------------! |
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| 177 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) !--- ice volume |
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| 178 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) |
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| 179 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) !--- snow volume |
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| 180 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) |
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| 181 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) !--- ice salinity |
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| 182 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) |
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| 183 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) !--- ice concentration |
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| 184 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) |
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| 185 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) !--- ice age |
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| 186 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) |
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| 187 | DO jk = 1, nlay_s !--- snow heat content |
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| 188 | CALL adv_y( zdt, zvdx, 1._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
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| 189 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
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| 190 | CALL adv_x( zdt, zudy, 0._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
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| 191 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
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| 192 | END DO |
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| 193 | DO jk = 1, nlay_i !--- ice heat content |
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| 194 | CALL adv_y( zdt, zvdx, 1._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
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| 195 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
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| 196 | CALL adv_x( zdt, zudy, 0._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
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| 197 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
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| 198 | END DO |
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| 199 | IF ( ln_pnd_H12 ) THEN |
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| 200 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) !--- melt pond fraction |
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| 201 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) |
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| 202 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) !--- melt pond volume |
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| 203 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) |
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| 204 | ENDIF |
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| 205 | ! |
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[8586] | 206 | ENDIF |
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| 207 | |
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[11822] | 208 | ! --- Recover the properties from their contents --- ! |
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| 209 | DO jl = 1, jpl |
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| 210 | pv_i (:,:,jl) = z0ice(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 211 | pv_s (:,:,jl) = z0snw(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 212 | psv_i(:,:,jl) = z0smi(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 213 | poa_i(:,:,jl) = z0oi (:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 214 | pa_i (:,:,jl) = z0ai (:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 215 | DO jk = 1, nlay_s |
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| 216 | pe_s(:,:,jk,jl) = z0es(:,:,jk,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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[8586] | 217 | END DO |
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[11822] | 218 | DO jk = 1, nlay_i |
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| 219 | pe_i(:,:,jk,jl) = z0ei(:,:,jk,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 220 | END DO |
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| 221 | IF ( ln_pnd_H12 ) THEN |
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| 222 | pa_ip(:,:,jl) = z0ap(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 223 | pv_ip(:,:,jl) = z0vp(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 224 | ENDIF |
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[8586] | 225 | END DO |
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[11822] | 226 | ! |
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| 227 | ! derive open water from ice concentration |
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| 228 | zati2(:,:) = SUM( pa_i(:,:,:), dim=3 ) |
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| 229 | DO jj = 2, jpjm1 |
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| 230 | DO ji = fs_2, fs_jpim1 |
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| 231 | pato_i(ji,jj) = pato_i(ji,jj) - ( zati2(ji,jj) - zati1(ji,jj) ) & !--- open water |
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| 232 | & - ( zudy(ji,jj) - zudy(ji-1,jj) + zvdx(ji,jj) - zvdx(ji,jj-1) ) * r1_e1e2t(ji,jj) * zdt |
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[8586] | 233 | END DO |
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| 234 | END DO |
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[11822] | 235 | CALL lbc_lnk( 'icedyn_adv_pra', pato_i, 'T', 1. ) |
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| 236 | ! |
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| 237 | ! --- Ensure non-negative fields --- ! |
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| 238 | ! Remove negative values (conservation is ensured) |
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| 239 | ! (because advected fields are not perfectly bounded and tiny negative values can occur, e.g. -1.e-20) |
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| 240 | CALL ice_var_zapneg( zdt, pato_i, pv_i, pv_s, psv_i, poa_i, pa_i, pa_ip, pv_ip, pe_s, pe_i ) |
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| 241 | ! |
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| 242 | ! --- Ensure snow load is not too big --- ! |
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| 243 | CALL Hsnow( zdt, pv_i, pv_s, pa_i, pa_ip, pe_s ) |
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| 244 | ! |
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[8586] | 245 | END DO |
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| 246 | ! |
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| 247 | IF( lrst_ice ) CALL adv_pra_rst( 'WRITE', kt ) !* write Prather fields in the restart file |
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| 248 | ! |
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| 249 | END SUBROUTINE ice_dyn_adv_pra |
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| 250 | |
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[8817] | 251 | |
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[11822] | 252 | SUBROUTINE adv_x( pdt, put , pcrh, psm , ps0 , & |
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[8586] | 253 | & psx, psxx, psy , psyy, psxy ) |
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| 254 | !!---------------------------------------------------------------------- |
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| 255 | !! ** routine adv_x ** |
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| 256 | !! |
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| 257 | !! ** purpose : Computes and adds the advection trend to sea-ice |
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| 258 | !! variable on x axis |
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| 259 | !!---------------------------------------------------------------------- |
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[11822] | 260 | REAL(wp) , INTENT(in ) :: pdt ! the time step |
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| 261 | REAL(wp) , INTENT(in ) :: pcrh ! call adv_x then adv_y (=1) or the opposite (=0) |
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| 262 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: put ! i-direction ice velocity at U-point [m/s] |
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| 263 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psm ! area |
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| 264 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ps0 ! field to be advected |
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| 265 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psx , psy ! 1st moments |
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| 266 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psxx, psyy, psxy ! 2nd moments |
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[8586] | 267 | !! |
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[11822] | 268 | INTEGER :: ji, jj, jl, jcat ! dummy loop indices |
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| 269 | REAL(wp) :: zs1max, zslpmax, ztemp ! local scalars |
---|
[8586] | 270 | REAL(wp) :: zs1new, zalf , zalfq , zbt ! - - |
---|
| 271 | REAL(wp) :: zs2new, zalf1, zalf1q, zbt1 ! - - |
---|
| 272 | REAL(wp), DIMENSION(jpi,jpj) :: zf0 , zfx , zfy , zbet ! 2D workspace |
---|
| 273 | REAL(wp), DIMENSION(jpi,jpj) :: zfm , zfxx , zfyy , zfxy ! - - |
---|
| 274 | REAL(wp), DIMENSION(jpi,jpj) :: zalg, zalg1, zalg1q ! - - |
---|
| 275 | !----------------------------------------------------------------------- |
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[11822] | 276 | ! |
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| 277 | jcat = SIZE( ps0 , 3 ) ! size of input arrays |
---|
| 278 | ! |
---|
| 279 | DO jl = 1, jcat ! loop on categories |
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| 280 | ! |
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| 281 | ! Limitation of moments. |
---|
| 282 | DO jj = 2, jpjm1 |
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| 283 | DO ji = 1, jpi |
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| 284 | ! Initialize volumes of boxes (=area if adv_x first called, =psm otherwise) |
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| 285 | psm (ji,jj,jl) = MAX( pcrh * e1e2t(ji,jj) + ( 1.0 - pcrh ) * psm(ji,jj,jl) , epsi20 ) |
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| 286 | ! |
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| 287 | zslpmax = MAX( 0._wp, ps0(ji,jj,jl) ) |
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| 288 | zs1max = 1.5 * zslpmax |
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| 289 | zs1new = MIN( zs1max, MAX( -zs1max, psx(ji,jj,jl) ) ) |
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| 290 | zs2new = MIN( 2.0 * zslpmax - 0.3334 * ABS( zs1new ), & |
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| 291 | & MAX( ABS( zs1new ) - zslpmax, psxx(ji,jj,jl) ) ) |
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| 292 | rswitch = ( 1.0 - MAX( 0._wp, SIGN( 1._wp, -zslpmax) ) ) * tmask(ji,jj,1) ! Case of empty boxes & Apply mask |
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[8586] | 293 | |
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[11822] | 294 | ps0 (ji,jj,jl) = zslpmax |
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| 295 | psx (ji,jj,jl) = zs1new * rswitch |
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| 296 | psxx(ji,jj,jl) = zs2new * rswitch |
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| 297 | psy (ji,jj,jl) = psy (ji,jj,jl) * rswitch |
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| 298 | psyy(ji,jj,jl) = psyy(ji,jj,jl) * rswitch |
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| 299 | psxy(ji,jj,jl) = MIN( zslpmax, MAX( -zslpmax, psxy(ji,jj,jl) ) ) * rswitch |
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| 300 | END DO |
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| 301 | END DO |
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[8586] | 302 | |
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[11822] | 303 | ! Calculate fluxes and moments between boxes i<-->i+1 |
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| 304 | DO jj = 2, jpjm1 ! Flux from i to i+1 WHEN u GT 0 |
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| 305 | DO ji = 1, jpi |
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| 306 | zbet(ji,jj) = MAX( 0._wp, SIGN( 1._wp, put(ji,jj) ) ) |
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| 307 | zalf = MAX( 0._wp, put(ji,jj) ) * pdt / psm(ji,jj,jl) |
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| 308 | zalfq = zalf * zalf |
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| 309 | zalf1 = 1.0 - zalf |
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| 310 | zalf1q = zalf1 * zalf1 |
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| 311 | ! |
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| 312 | zfm (ji,jj) = zalf * psm (ji,jj,jl) |
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| 313 | zf0 (ji,jj) = zalf * ( ps0 (ji,jj,jl) + zalf1 * ( psx(ji,jj,jl) + (zalf1 - zalf) * psxx(ji,jj,jl) ) ) |
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| 314 | zfx (ji,jj) = zalfq * ( psx (ji,jj,jl) + 3.0 * zalf1 * psxx(ji,jj,jl) ) |
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| 315 | zfxx(ji,jj) = zalf * psxx(ji,jj,jl) * zalfq |
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| 316 | zfy (ji,jj) = zalf * ( psy (ji,jj,jl) + zalf1 * psxy(ji,jj,jl) ) |
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| 317 | zfxy(ji,jj) = zalfq * psxy(ji,jj,jl) |
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| 318 | zfyy(ji,jj) = zalf * psyy(ji,jj,jl) |
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[8586] | 319 | |
---|
[11822] | 320 | ! Readjust moments remaining in the box. |
---|
| 321 | psm (ji,jj,jl) = psm (ji,jj,jl) - zfm(ji,jj) |
---|
| 322 | ps0 (ji,jj,jl) = ps0 (ji,jj,jl) - zf0(ji,jj) |
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| 323 | psx (ji,jj,jl) = zalf1q * ( psx(ji,jj,jl) - 3.0 * zalf * psxx(ji,jj,jl) ) |
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| 324 | psxx(ji,jj,jl) = zalf1 * zalf1q * psxx(ji,jj,jl) |
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| 325 | psy (ji,jj,jl) = psy (ji,jj,jl) - zfy(ji,jj) |
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| 326 | psyy(ji,jj,jl) = psyy(ji,jj,jl) - zfyy(ji,jj) |
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| 327 | psxy(ji,jj,jl) = zalf1q * psxy(ji,jj,jl) |
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| 328 | END DO |
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[8586] | 329 | END DO |
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| 330 | |
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[11822] | 331 | DO jj = 2, jpjm1 ! Flux from i+1 to i when u LT 0. |
---|
| 332 | DO ji = 1, fs_jpim1 |
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| 333 | zalf = MAX( 0._wp, -put(ji,jj) ) * pdt / psm(ji+1,jj,jl) |
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| 334 | zalg (ji,jj) = zalf |
---|
| 335 | zalfq = zalf * zalf |
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| 336 | zalf1 = 1.0 - zalf |
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| 337 | zalg1 (ji,jj) = zalf1 |
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| 338 | zalf1q = zalf1 * zalf1 |
---|
| 339 | zalg1q(ji,jj) = zalf1q |
---|
| 340 | ! |
---|
| 341 | zfm (ji,jj) = zfm (ji,jj) + zalf * psm (ji+1,jj,jl) |
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| 342 | zf0 (ji,jj) = zf0 (ji,jj) + zalf * ( ps0 (ji+1,jj,jl) & |
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| 343 | & - zalf1 * ( psx(ji+1,jj,jl) - (zalf1 - zalf ) * psxx(ji+1,jj,jl) ) ) |
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| 344 | zfx (ji,jj) = zfx (ji,jj) + zalfq * ( psx (ji+1,jj,jl) - 3.0 * zalf1 * psxx(ji+1,jj,jl) ) |
---|
| 345 | zfxx (ji,jj) = zfxx(ji,jj) + zalf * psxx(ji+1,jj,jl) * zalfq |
---|
| 346 | zfy (ji,jj) = zfy (ji,jj) + zalf * ( psy (ji+1,jj,jl) - zalf1 * psxy(ji+1,jj,jl) ) |
---|
| 347 | zfxy (ji,jj) = zfxy(ji,jj) + zalfq * psxy(ji+1,jj,jl) |
---|
| 348 | zfyy (ji,jj) = zfyy(ji,jj) + zalf * psyy(ji+1,jj,jl) |
---|
| 349 | END DO |
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[8586] | 350 | END DO |
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| 351 | |
---|
[11822] | 352 | DO jj = 2, jpjm1 ! Readjust moments remaining in the box. |
---|
| 353 | DO ji = fs_2, fs_jpim1 |
---|
| 354 | zbt = zbet(ji-1,jj) |
---|
| 355 | zbt1 = 1.0 - zbet(ji-1,jj) |
---|
| 356 | ! |
---|
| 357 | psm (ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) - zfm(ji-1,jj) ) |
---|
| 358 | ps0 (ji,jj,jl) = zbt * ps0(ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) - zf0(ji-1,jj) ) |
---|
| 359 | psx (ji,jj,jl) = zalg1q(ji-1,jj) * ( psx(ji,jj,jl) + 3.0 * zalg(ji-1,jj) * psxx(ji,jj,jl) ) |
---|
| 360 | psxx(ji,jj,jl) = zalg1 (ji-1,jj) * zalg1q(ji-1,jj) * psxx(ji,jj,jl) |
---|
| 361 | psy (ji,jj,jl) = zbt * psy (ji,jj,jl) + zbt1 * ( psy (ji,jj,jl) - zfy (ji-1,jj) ) |
---|
| 362 | psyy(ji,jj,jl) = zbt * psyy(ji,jj,jl) + zbt1 * ( psyy(ji,jj,jl) - zfyy(ji-1,jj) ) |
---|
| 363 | psxy(ji,jj,jl) = zalg1q(ji-1,jj) * psxy(ji,jj,jl) |
---|
| 364 | END DO |
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[8586] | 365 | END DO |
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| 366 | |
---|
[11822] | 367 | ! Put the temporary moments into appropriate neighboring boxes. |
---|
| 368 | DO jj = 2, jpjm1 ! Flux from i to i+1 IF u GT 0. |
---|
| 369 | DO ji = fs_2, fs_jpim1 |
---|
| 370 | zbt = zbet(ji-1,jj) |
---|
| 371 | zbt1 = 1.0 - zbet(ji-1,jj) |
---|
| 372 | psm(ji,jj,jl) = zbt * ( psm(ji,jj,jl) + zfm(ji-1,jj) ) + zbt1 * psm(ji,jj,jl) |
---|
| 373 | zalf = zbt * zfm(ji-1,jj) / psm(ji,jj,jl) |
---|
| 374 | zalf1 = 1.0 - zalf |
---|
| 375 | ztemp = zalf * ps0(ji,jj,jl) - zalf1 * zf0(ji-1,jj) |
---|
| 376 | ! |
---|
| 377 | ps0 (ji,jj,jl) = zbt * ( ps0(ji,jj,jl) + zf0(ji-1,jj) ) + zbt1 * ps0(ji,jj,jl) |
---|
| 378 | psx (ji,jj,jl) = zbt * ( zalf * zfx(ji-1,jj) + zalf1 * psx(ji,jj,jl) + 3.0 * ztemp ) + zbt1 * psx(ji,jj,jl) |
---|
| 379 | psxx(ji,jj,jl) = zbt * ( zalf * zalf * zfxx(ji-1,jj) + zalf1 * zalf1 * psxx(ji,jj,jl) & |
---|
| 380 | & + 5.0 * ( zalf * zalf1 * ( psx (ji,jj,jl) - zfx(ji-1,jj) ) - ( zalf1 - zalf ) * ztemp ) ) & |
---|
| 381 | & + zbt1 * psxx(ji,jj,jl) |
---|
| 382 | psxy(ji,jj,jl) = zbt * ( zalf * zfxy(ji-1,jj) + zalf1 * psxy(ji,jj,jl) & |
---|
| 383 | & + 3.0 * (- zalf1*zfy(ji-1,jj) + zalf * psy(ji,jj,jl) ) ) & |
---|
| 384 | & + zbt1 * psxy(ji,jj,jl) |
---|
| 385 | psy (ji,jj,jl) = zbt * ( psy (ji,jj,jl) + zfy (ji-1,jj) ) + zbt1 * psy (ji,jj,jl) |
---|
| 386 | psyy(ji,jj,jl) = zbt * ( psyy(ji,jj,jl) + zfyy(ji-1,jj) ) + zbt1 * psyy(ji,jj,jl) |
---|
| 387 | END DO |
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[8586] | 388 | END DO |
---|
| 389 | |
---|
[11822] | 390 | DO jj = 2, jpjm1 ! Flux from i+1 to i IF u LT 0. |
---|
| 391 | DO ji = fs_2, fs_jpim1 |
---|
| 392 | zbt = zbet(ji,jj) |
---|
| 393 | zbt1 = 1.0 - zbet(ji,jj) |
---|
| 394 | psm(ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) + zfm(ji,jj) ) |
---|
| 395 | zalf = zbt1 * zfm(ji,jj) / psm(ji,jj,jl) |
---|
| 396 | zalf1 = 1.0 - zalf |
---|
| 397 | ztemp = - zalf * ps0(ji,jj,jl) + zalf1 * zf0(ji,jj) |
---|
| 398 | ! |
---|
| 399 | ps0 (ji,jj,jl) = zbt * ps0 (ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) + zf0(ji,jj) ) |
---|
| 400 | psx (ji,jj,jl) = zbt * psx (ji,jj,jl) + zbt1 * ( zalf * zfx(ji,jj) + zalf1 * psx(ji,jj,jl) + 3.0 * ztemp ) |
---|
| 401 | psxx(ji,jj,jl) = zbt * psxx(ji,jj,jl) + zbt1 * ( zalf * zalf * zfxx(ji,jj) + zalf1 * zalf1 * psxx(ji,jj,jl) & |
---|
| 402 | & + 5.0 * ( zalf * zalf1 * ( - psx(ji,jj,jl) + zfx(ji,jj) ) & |
---|
| 403 | & + ( zalf1 - zalf ) * ztemp ) ) |
---|
| 404 | psxy(ji,jj,jl) = zbt * psxy(ji,jj,jl) + zbt1 * ( zalf * zfxy(ji,jj) + zalf1 * psxy(ji,jj,jl) & |
---|
| 405 | & + 3.0 * ( zalf1 * zfy(ji,jj) - zalf * psy(ji,jj,jl) ) ) |
---|
| 406 | psy (ji,jj,jl) = zbt * psy (ji,jj,jl) + zbt1 * ( psy (ji,jj,jl) + zfy (ji,jj) ) |
---|
| 407 | psyy(ji,jj,jl) = zbt * psyy(ji,jj,jl) + zbt1 * ( psyy(ji,jj,jl) + zfyy(ji,jj) ) |
---|
| 408 | END DO |
---|
[8586] | 409 | END DO |
---|
| 410 | |
---|
| 411 | END DO |
---|
| 412 | |
---|
| 413 | !-- Lateral boundary conditions |
---|
[11822] | 414 | CALL lbc_lnk_multi( 'icedyn_adv_pra', psm(:,:,1:jcat) , 'T', 1., ps0 , 'T', 1. & |
---|
| 415 | & , psx , 'T', -1., psy , 'T', -1. & ! caution gradient ==> the sign changes |
---|
| 416 | & , psxx , 'T', 1., psyy, 'T', 1. , psxy, 'T', 1. ) |
---|
[8586] | 417 | ! |
---|
| 418 | END SUBROUTINE adv_x |
---|
| 419 | |
---|
| 420 | |
---|
[11822] | 421 | SUBROUTINE adv_y( pdt, pvt , pcrh, psm , ps0 , & |
---|
[8586] | 422 | & psx, psxx, psy , psyy, psxy ) |
---|
| 423 | !!--------------------------------------------------------------------- |
---|
| 424 | !! ** routine adv_y ** |
---|
| 425 | !! |
---|
| 426 | !! ** purpose : Computes and adds the advection trend to sea-ice |
---|
| 427 | !! variable on y axis |
---|
| 428 | !!--------------------------------------------------------------------- |
---|
[11822] | 429 | REAL(wp) , INTENT(in ) :: pdt ! time step |
---|
| 430 | REAL(wp) , INTENT(in ) :: pcrh ! call adv_x then adv_y (=1) or the opposite (=0) |
---|
| 431 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: pvt ! j-direction ice velocity at V-point [m/s] |
---|
| 432 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psm ! area |
---|
| 433 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ps0 ! field to be advected |
---|
| 434 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psx , psy ! 1st moments |
---|
| 435 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psxx, psyy, psxy ! 2nd moments |
---|
[8586] | 436 | !! |
---|
[11822] | 437 | INTEGER :: ji, jj, jl, jcat ! dummy loop indices |
---|
| 438 | REAL(wp) :: zs1max, zslpmax, ztemp ! temporary scalars |
---|
[8586] | 439 | REAL(wp) :: zs1new, zalf , zalfq , zbt ! - - |
---|
| 440 | REAL(wp) :: zs2new, zalf1, zalf1q, zbt1 ! - - |
---|
| 441 | REAL(wp), DIMENSION(jpi,jpj) :: zf0, zfx , zfy , zbet ! 2D workspace |
---|
| 442 | REAL(wp), DIMENSION(jpi,jpj) :: zfm, zfxx, zfyy, zfxy ! - - |
---|
| 443 | REAL(wp), DIMENSION(jpi,jpj) :: zalg, zalg1, zalg1q ! - - |
---|
| 444 | !--------------------------------------------------------------------- |
---|
[11822] | 445 | ! |
---|
| 446 | jcat = SIZE( ps0 , 3 ) ! size of input arrays |
---|
| 447 | ! |
---|
| 448 | DO jl = 1, jcat ! loop on categories |
---|
| 449 | ! |
---|
| 450 | ! Limitation of moments. |
---|
| 451 | DO jj = 1, jpj |
---|
| 452 | DO ji = fs_2, fs_jpim1 |
---|
| 453 | ! Initialize volumes of boxes (=area if adv_x first called, =psm otherwise) |
---|
| 454 | psm(ji,jj,jl) = MAX( pcrh * e1e2t(ji,jj) + ( 1.0 - pcrh ) * psm(ji,jj,jl) , epsi20 ) |
---|
| 455 | ! |
---|
| 456 | zslpmax = MAX( 0._wp, ps0(ji,jj,jl) ) |
---|
| 457 | zs1max = 1.5 * zslpmax |
---|
| 458 | zs1new = MIN( zs1max, MAX( -zs1max, psy(ji,jj,jl) ) ) |
---|
| 459 | zs2new = MIN( ( 2.0 * zslpmax - 0.3334 * ABS( zs1new ) ), & |
---|
| 460 | & MAX( ABS( zs1new )-zslpmax, psyy(ji,jj,jl) ) ) |
---|
| 461 | rswitch = ( 1.0 - MAX( 0._wp, SIGN( 1._wp, -zslpmax) ) ) * tmask(ji,jj,1) ! Case of empty boxes & Apply mask |
---|
| 462 | ! |
---|
| 463 | ps0 (ji,jj,jl) = zslpmax |
---|
| 464 | psx (ji,jj,jl) = psx (ji,jj,jl) * rswitch |
---|
| 465 | psxx(ji,jj,jl) = psxx(ji,jj,jl) * rswitch |
---|
| 466 | psy (ji,jj,jl) = zs1new * rswitch |
---|
| 467 | psyy(ji,jj,jl) = zs2new * rswitch |
---|
| 468 | psxy(ji,jj,jl) = MIN( zslpmax, MAX( -zslpmax, psxy(ji,jj,jl) ) ) * rswitch |
---|
| 469 | END DO |
---|
[8586] | 470 | END DO |
---|
[11822] | 471 | |
---|
| 472 | ! Calculate fluxes and moments between boxes j<-->j+1 |
---|
| 473 | DO jj = 1, jpj ! Flux from j to j+1 WHEN v GT 0 |
---|
| 474 | DO ji = fs_2, fs_jpim1 |
---|
| 475 | zbet(ji,jj) = MAX( 0._wp, SIGN( 1._wp, pvt(ji,jj) ) ) |
---|
| 476 | zalf = MAX( 0._wp, pvt(ji,jj) ) * pdt / psm(ji,jj,jl) |
---|
| 477 | zalfq = zalf * zalf |
---|
| 478 | zalf1 = 1.0 - zalf |
---|
| 479 | zalf1q = zalf1 * zalf1 |
---|
| 480 | ! |
---|
| 481 | zfm (ji,jj) = zalf * psm(ji,jj,jl) |
---|
| 482 | zf0 (ji,jj) = zalf * ( ps0(ji,jj,jl) + zalf1 * ( psy(ji,jj,jl) + (zalf1-zalf) * psyy(ji,jj,jl) ) ) |
---|
| 483 | zfy (ji,jj) = zalfq *( psy(ji,jj,jl) + 3.0*zalf1*psyy(ji,jj,jl) ) |
---|
| 484 | zfyy(ji,jj) = zalf * zalfq * psyy(ji,jj,jl) |
---|
| 485 | zfx (ji,jj) = zalf * ( psx(ji,jj,jl) + zalf1 * psxy(ji,jj,jl) ) |
---|
| 486 | zfxy(ji,jj) = zalfq * psxy(ji,jj,jl) |
---|
| 487 | zfxx(ji,jj) = zalf * psxx(ji,jj,jl) |
---|
| 488 | ! |
---|
| 489 | ! Readjust moments remaining in the box. |
---|
| 490 | psm (ji,jj,jl) = psm (ji,jj,jl) - zfm(ji,jj) |
---|
| 491 | ps0 (ji,jj,jl) = ps0 (ji,jj,jl) - zf0(ji,jj) |
---|
| 492 | psy (ji,jj,jl) = zalf1q * ( psy(ji,jj,jl) -3.0 * zalf * psyy(ji,jj,jl) ) |
---|
| 493 | psyy(ji,jj,jl) = zalf1 * zalf1q * psyy(ji,jj,jl) |
---|
| 494 | psx (ji,jj,jl) = psx (ji,jj,jl) - zfx(ji,jj) |
---|
| 495 | psxx(ji,jj,jl) = psxx(ji,jj,jl) - zfxx(ji,jj) |
---|
| 496 | psxy(ji,jj,jl) = zalf1q * psxy(ji,jj,jl) |
---|
| 497 | END DO |
---|
[8586] | 498 | END DO |
---|
[11822] | 499 | ! |
---|
| 500 | DO jj = 1, jpjm1 ! Flux from j+1 to j when v LT 0. |
---|
| 501 | DO ji = fs_2, fs_jpim1 |
---|
| 502 | zalf = MAX( 0._wp, -pvt(ji,jj) ) * pdt / psm(ji,jj+1,jl) |
---|
| 503 | zalg (ji,jj) = zalf |
---|
| 504 | zalfq = zalf * zalf |
---|
| 505 | zalf1 = 1.0 - zalf |
---|
| 506 | zalg1 (ji,jj) = zalf1 |
---|
| 507 | zalf1q = zalf1 * zalf1 |
---|
| 508 | zalg1q(ji,jj) = zalf1q |
---|
| 509 | ! |
---|
| 510 | zfm (ji,jj) = zfm (ji,jj) + zalf * psm (ji,jj+1,jl) |
---|
| 511 | zf0 (ji,jj) = zf0 (ji,jj) + zalf * ( ps0 (ji,jj+1,jl) & |
---|
| 512 | & - zalf1 * (psy(ji,jj+1,jl) - (zalf1 - zalf ) * psyy(ji,jj+1,jl) ) ) |
---|
| 513 | zfy (ji,jj) = zfy (ji,jj) + zalfq * ( psy (ji,jj+1,jl) - 3.0 * zalf1 * psyy(ji,jj+1,jl) ) |
---|
| 514 | zfyy (ji,jj) = zfyy(ji,jj) + zalf * psyy(ji,jj+1,jl) * zalfq |
---|
| 515 | zfx (ji,jj) = zfx (ji,jj) + zalf * ( psx (ji,jj+1,jl) - zalf1 * psxy(ji,jj+1,jl) ) |
---|
| 516 | zfxy (ji,jj) = zfxy(ji,jj) + zalfq * psxy(ji,jj+1,jl) |
---|
| 517 | zfxx (ji,jj) = zfxx(ji,jj) + zalf * psxx(ji,jj+1,jl) |
---|
| 518 | END DO |
---|
[8586] | 519 | END DO |
---|
| 520 | |
---|
[11822] | 521 | ! Readjust moments remaining in the box. |
---|
| 522 | DO jj = 2, jpjm1 |
---|
| 523 | DO ji = fs_2, fs_jpim1 |
---|
| 524 | zbt = zbet(ji,jj-1) |
---|
| 525 | zbt1 = ( 1.0 - zbet(ji,jj-1) ) |
---|
| 526 | ! |
---|
| 527 | psm (ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) - zfm(ji,jj-1) ) |
---|
| 528 | ps0 (ji,jj,jl) = zbt * ps0(ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) - zf0(ji,jj-1) ) |
---|
| 529 | psy (ji,jj,jl) = zalg1q(ji,jj-1) * ( psy(ji,jj,jl) + 3.0 * zalg(ji,jj-1) * psyy(ji,jj,jl) ) |
---|
| 530 | psyy(ji,jj,jl) = zalg1 (ji,jj-1) * zalg1q(ji,jj-1) * psyy(ji,jj,jl) |
---|
| 531 | psx (ji,jj,jl) = zbt * psx (ji,jj,jl) + zbt1 * ( psx (ji,jj,jl) - zfx (ji,jj-1) ) |
---|
| 532 | psxx(ji,jj,jl) = zbt * psxx(ji,jj,jl) + zbt1 * ( psxx(ji,jj,jl) - zfxx(ji,jj-1) ) |
---|
| 533 | psxy(ji,jj,jl) = zalg1q(ji,jj-1) * psxy(ji,jj,jl) |
---|
| 534 | END DO |
---|
[8586] | 535 | END DO |
---|
| 536 | |
---|
[11822] | 537 | ! Put the temporary moments into appropriate neighboring boxes. |
---|
| 538 | DO jj = 2, jpjm1 ! Flux from j to j+1 IF v GT 0. |
---|
| 539 | DO ji = fs_2, fs_jpim1 |
---|
| 540 | zbt = zbet(ji,jj-1) |
---|
| 541 | zbt1 = 1.0 - zbet(ji,jj-1) |
---|
| 542 | psm(ji,jj,jl) = zbt * ( psm(ji,jj,jl) + zfm(ji,jj-1) ) + zbt1 * psm(ji,jj,jl) |
---|
| 543 | zalf = zbt * zfm(ji,jj-1) / psm(ji,jj,jl) |
---|
| 544 | zalf1 = 1.0 - zalf |
---|
| 545 | ztemp = zalf * ps0(ji,jj,jl) - zalf1 * zf0(ji,jj-1) |
---|
| 546 | ! |
---|
| 547 | ps0(ji,jj,jl) = zbt * ( ps0(ji,jj,jl) + zf0(ji,jj-1) ) + zbt1 * ps0(ji,jj,jl) |
---|
| 548 | psy(ji,jj,jl) = zbt * ( zalf * zfy(ji,jj-1) + zalf1 * psy(ji,jj,jl) + 3.0 * ztemp ) & |
---|
| 549 | & + zbt1 * psy(ji,jj,jl) |
---|
| 550 | psyy(ji,jj,jl) = zbt * ( zalf * zalf * zfyy(ji,jj-1) + zalf1 * zalf1 * psyy(ji,jj,jl) & |
---|
| 551 | & + 5.0 * ( zalf * zalf1 * ( psy(ji,jj,jl) - zfy(ji,jj-1) ) - ( zalf1 - zalf ) * ztemp ) ) & |
---|
| 552 | & + zbt1 * psyy(ji,jj,jl) |
---|
| 553 | psxy(ji,jj,jl) = zbt * ( zalf * zfxy(ji,jj-1) + zalf1 * psxy(ji,jj,jl) & |
---|
| 554 | & + 3.0 * (- zalf1 * zfx(ji,jj-1) + zalf * psx(ji,jj,jl) ) ) & |
---|
| 555 | & + zbt1 * psxy(ji,jj,jl) |
---|
| 556 | psx (ji,jj,jl) = zbt * ( psx (ji,jj,jl) + zfx (ji,jj-1) ) + zbt1 * psx (ji,jj,jl) |
---|
| 557 | psxx(ji,jj,jl) = zbt * ( psxx(ji,jj,jl) + zfxx(ji,jj-1) ) + zbt1 * psxx(ji,jj,jl) |
---|
| 558 | END DO |
---|
[8586] | 559 | END DO |
---|
| 560 | |
---|
[11822] | 561 | DO jj = 2, jpjm1 ! Flux from j+1 to j IF v LT 0. |
---|
| 562 | DO ji = fs_2, fs_jpim1 |
---|
| 563 | zbt = zbet(ji,jj) |
---|
| 564 | zbt1 = 1.0 - zbet(ji,jj) |
---|
| 565 | psm(ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) + zfm(ji,jj) ) |
---|
| 566 | zalf = zbt1 * zfm(ji,jj) / psm(ji,jj,jl) |
---|
| 567 | zalf1 = 1.0 - zalf |
---|
| 568 | ztemp = - zalf * ps0(ji,jj,jl) + zalf1 * zf0(ji,jj) |
---|
| 569 | ! |
---|
| 570 | ps0 (ji,jj,jl) = zbt * ps0 (ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) + zf0(ji,jj) ) |
---|
| 571 | psy (ji,jj,jl) = zbt * psy (ji,jj,jl) + zbt1 * ( zalf * zfy(ji,jj) + zalf1 * psy(ji,jj,jl) + 3.0 * ztemp ) |
---|
| 572 | psyy(ji,jj,jl) = zbt * psyy(ji,jj,jl) + zbt1 * ( zalf * zalf * zfyy(ji,jj) + zalf1 * zalf1 * psyy(ji,jj,jl) & |
---|
| 573 | & + 5.0 * ( zalf * zalf1 * ( - psy(ji,jj,jl) + zfy(ji,jj) ) & |
---|
| 574 | & + ( zalf1 - zalf ) * ztemp ) ) |
---|
| 575 | psxy(ji,jj,jl) = zbt * psxy(ji,jj,jl) + zbt1 * ( zalf * zfxy(ji,jj) + zalf1 * psxy(ji,jj,jl) & |
---|
| 576 | & + 3.0 * ( zalf1 * zfx(ji,jj) - zalf * psx(ji,jj,jl) ) ) |
---|
| 577 | psx (ji,jj,jl) = zbt * psx (ji,jj,jl) + zbt1 * ( psx (ji,jj,jl) + zfx (ji,jj) ) |
---|
| 578 | psxx(ji,jj,jl) = zbt * psxx(ji,jj,jl) + zbt1 * ( psxx(ji,jj,jl) + zfxx(ji,jj) ) |
---|
| 579 | END DO |
---|
[8586] | 580 | END DO |
---|
[11822] | 581 | |
---|
[8586] | 582 | END DO |
---|
| 583 | |
---|
| 584 | !-- Lateral boundary conditions |
---|
[11822] | 585 | CALL lbc_lnk_multi( 'icedyn_adv_pra', psm(:,:,1:jcat) , 'T', 1., ps0 , 'T', 1. & |
---|
| 586 | & , psx , 'T', -1., psy , 'T', -1. & ! caution gradient ==> the sign changes |
---|
| 587 | & , psxx , 'T', 1., psyy, 'T', 1. , psxy, 'T', 1. ) |
---|
[8586] | 588 | ! |
---|
| 589 | END SUBROUTINE adv_y |
---|
| 590 | |
---|
[8817] | 591 | |
---|
[11822] | 592 | SUBROUTINE Hsnow( pdt, pv_i, pv_s, pa_i, pa_ip, pe_s ) |
---|
| 593 | !!------------------------------------------------------------------- |
---|
| 594 | !! *** ROUTINE Hsnow *** |
---|
| 595 | !! |
---|
| 596 | !! ** Purpose : 1- Check snow load after advection |
---|
| 597 | !! 2- Correct pond concentration to avoid a_ip > a_i |
---|
| 598 | !! |
---|
| 599 | !! ** Method : If snow load makes snow-ice interface to deplet below the ocean surface |
---|
| 600 | !! then put the snow excess in the ocean |
---|
| 601 | !! |
---|
| 602 | !! ** Notes : This correction is crucial because of the call to routine icecor afterwards |
---|
| 603 | !! which imposes a mini of ice thick. (rn_himin). This imposed mini can artificially |
---|
| 604 | !! make the snow very thick (if concentration decreases drastically) |
---|
| 605 | !! This behavior has been seen in Ultimate-Macho and supposedly it can also be true for Prather |
---|
| 606 | !!------------------------------------------------------------------- |
---|
| 607 | REAL(wp) , INTENT(in ) :: pdt ! tracer time-step |
---|
| 608 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_i, pv_s, pa_i, pa_ip |
---|
| 609 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_s |
---|
| 610 | ! |
---|
| 611 | INTEGER :: ji, jj, jl ! dummy loop indices |
---|
| 612 | REAL(wp) :: z1_dt, zvs_excess, zfra |
---|
| 613 | !!------------------------------------------------------------------- |
---|
| 614 | ! |
---|
| 615 | z1_dt = 1._wp / pdt |
---|
| 616 | ! |
---|
| 617 | ! -- check snow load -- ! |
---|
| 618 | DO jl = 1, jpl |
---|
| 619 | DO jj = 1, jpj |
---|
| 620 | DO ji = 1, jpi |
---|
| 621 | IF ( pv_i(ji,jj,jl) > 0._wp ) THEN |
---|
| 622 | ! |
---|
| 623 | zvs_excess = MAX( 0._wp, pv_s(ji,jj,jl) - pv_i(ji,jj,jl) * (rau0-rhoi) * r1_rhos ) |
---|
| 624 | ! |
---|
| 625 | IF( zvs_excess > 0._wp ) THEN ! snow-ice interface deplets below the ocean surface |
---|
| 626 | ! put snow excess in the ocean |
---|
| 627 | zfra = ( pv_s(ji,jj,jl) - zvs_excess ) / MAX( pv_s(ji,jj,jl), epsi20 ) |
---|
| 628 | wfx_res(ji,jj) = wfx_res(ji,jj) + zvs_excess * rhos * z1_dt |
---|
| 629 | hfx_res(ji,jj) = hfx_res(ji,jj) - SUM( pe_s(ji,jj,1:nlay_s,jl) ) * ( 1._wp - zfra ) * z1_dt ! W.m-2 <0 |
---|
| 630 | ! correct snow volume and heat content |
---|
| 631 | pe_s(ji,jj,1:nlay_s,jl) = pe_s(ji,jj,1:nlay_s,jl) * zfra |
---|
| 632 | pv_s(ji,jj,jl) = pv_s(ji,jj,jl) - zvs_excess |
---|
| 633 | ENDIF |
---|
| 634 | ! |
---|
| 635 | ENDIF |
---|
| 636 | END DO |
---|
| 637 | END DO |
---|
| 638 | END DO |
---|
| 639 | ! |
---|
| 640 | !-- correct pond concentration to avoid a_ip > a_i -- ! |
---|
| 641 | WHERE( pa_ip(:,:,:) > pa_i(:,:,:) ) pa_ip(:,:,:) = pa_i(:,:,:) |
---|
| 642 | ! |
---|
| 643 | END SUBROUTINE Hsnow |
---|
| 644 | |
---|
| 645 | |
---|
[8586] | 646 | SUBROUTINE adv_pra_init |
---|
| 647 | !!------------------------------------------------------------------- |
---|
| 648 | !! *** ROUTINE adv_pra_init *** |
---|
| 649 | !! |
---|
| 650 | !! ** Purpose : allocate and initialize arrays for Prather advection |
---|
| 651 | !!------------------------------------------------------------------- |
---|
| 652 | INTEGER :: ierr |
---|
| 653 | !!------------------------------------------------------------------- |
---|
[8817] | 654 | ! |
---|
| 655 | ! !* allocate prather fields |
---|
[11822] | 656 | ALLOCATE( sxice(jpi,jpj,jpl) , syice(jpi,jpj,jpl) , sxxice(jpi,jpj,jpl) , syyice(jpi,jpj,jpl) , sxyice(jpi,jpj,jpl) , & |
---|
[8586] | 657 | & sxsn (jpi,jpj,jpl) , sysn (jpi,jpj,jpl) , sxxsn (jpi,jpj,jpl) , syysn (jpi,jpj,jpl) , sxysn (jpi,jpj,jpl) , & |
---|
| 658 | & sxa (jpi,jpj,jpl) , sya (jpi,jpj,jpl) , sxxa (jpi,jpj,jpl) , syya (jpi,jpj,jpl) , sxya (jpi,jpj,jpl) , & |
---|
| 659 | & sxsal(jpi,jpj,jpl) , sysal(jpi,jpj,jpl) , sxxsal(jpi,jpj,jpl) , syysal(jpi,jpj,jpl) , sxysal(jpi,jpj,jpl) , & |
---|
| 660 | & sxage(jpi,jpj,jpl) , syage(jpi,jpj,jpl) , sxxage(jpi,jpj,jpl) , syyage(jpi,jpj,jpl) , sxyage(jpi,jpj,jpl) , & |
---|
| 661 | & sxap(jpi,jpj,jpl) , syap (jpi,jpj,jpl) , sxxap (jpi,jpj,jpl) , syyap (jpi,jpj,jpl) , sxyap (jpi,jpj,jpl) , & |
---|
| 662 | & sxvp(jpi,jpj,jpl) , syvp (jpi,jpj,jpl) , sxxvp (jpi,jpj,jpl) , syyvp (jpi,jpj,jpl) , sxyvp (jpi,jpj,jpl) , & |
---|
[9271] | 663 | ! |
---|
| 664 | & sxc0 (jpi,jpj,nlay_s,jpl) , syc0 (jpi,jpj,nlay_s,jpl) , sxxc0(jpi,jpj,nlay_s,jpl) , & |
---|
| 665 | & syyc0(jpi,jpj,nlay_s,jpl) , sxyc0(jpi,jpj,nlay_s,jpl) , & |
---|
| 666 | ! |
---|
| 667 | & sxe (jpi,jpj,nlay_i,jpl) , sye (jpi,jpj,nlay_i,jpl) , sxxe (jpi,jpj,nlay_i,jpl) , & |
---|
| 668 | & syye (jpi,jpj,nlay_i,jpl) , sxye (jpi,jpj,nlay_i,jpl) , & |
---|
[8586] | 669 | & STAT = ierr ) |
---|
| 670 | ! |
---|
[10425] | 671 | CALL mpp_sum( 'icedyn_adv_pra', ierr ) |
---|
[8586] | 672 | IF( ierr /= 0 ) CALL ctl_stop('STOP', 'adv_pra_init : unable to allocate ice arrays for Prather advection scheme') |
---|
| 673 | ! |
---|
[8817] | 674 | CALL adv_pra_rst( 'READ' ) !* read or initialize all required files |
---|
[8586] | 675 | ! |
---|
| 676 | END SUBROUTINE adv_pra_init |
---|
| 677 | |
---|
[8817] | 678 | |
---|
[8586] | 679 | SUBROUTINE adv_pra_rst( cdrw, kt ) |
---|
| 680 | !!--------------------------------------------------------------------- |
---|
| 681 | !! *** ROUTINE adv_pra_rst *** |
---|
| 682 | !! |
---|
[11822] | 683 | !! ** Purpose : Read or write file in restart file |
---|
[8586] | 684 | !! |
---|
| 685 | !! ** Method : use of IOM library |
---|
| 686 | !!---------------------------------------------------------------------- |
---|
| 687 | CHARACTER(len=*) , INTENT(in) :: cdrw ! "READ"/"WRITE" flag |
---|
| 688 | INTEGER, OPTIONAL, INTENT(in) :: kt ! ice time-step |
---|
| 689 | ! |
---|
| 690 | INTEGER :: jk, jl ! dummy loop indices |
---|
| 691 | INTEGER :: iter ! local integer |
---|
| 692 | INTEGER :: id1 ! local integer |
---|
| 693 | CHARACTER(len=25) :: znam |
---|
| 694 | CHARACTER(len=2) :: zchar, zchar1 |
---|
[8817] | 695 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: z3d ! 3D workspace |
---|
[8586] | 696 | !!---------------------------------------------------------------------- |
---|
| 697 | ! |
---|
[8817] | 698 | ! !==========================! |
---|
| 699 | IF( TRIM(cdrw) == 'READ' ) THEN !== Read or initialize ==! |
---|
| 700 | ! !==========================! |
---|
| 701 | ! |
---|
[11822] | 702 | IF( ln_rstart ) THEN ; id1 = iom_varid( numrir, 'sxice' , ldstop = .FALSE. ) ! file exist: id1>0 |
---|
[8817] | 703 | ELSE ; id1 = 0 ! no restart: id1=0 |
---|
| 704 | ENDIF |
---|
| 705 | ! |
---|
| 706 | IF( id1 > 0 ) THEN !** Read the restart file **! |
---|
[8586] | 707 | ! |
---|
[8817] | 708 | ! ! ice thickness |
---|
| 709 | CALL iom_get( numrir, jpdom_autoglo, 'sxice' , sxice ) |
---|
| 710 | CALL iom_get( numrir, jpdom_autoglo, 'syice' , syice ) |
---|
| 711 | CALL iom_get( numrir, jpdom_autoglo, 'sxxice', sxxice ) |
---|
| 712 | CALL iom_get( numrir, jpdom_autoglo, 'syyice', syyice ) |
---|
| 713 | CALL iom_get( numrir, jpdom_autoglo, 'sxyice', sxyice ) |
---|
| 714 | ! ! snow thickness |
---|
| 715 | CALL iom_get( numrir, jpdom_autoglo, 'sxsn' , sxsn ) |
---|
| 716 | CALL iom_get( numrir, jpdom_autoglo, 'sysn' , sysn ) |
---|
| 717 | CALL iom_get( numrir, jpdom_autoglo, 'sxxsn' , sxxsn ) |
---|
| 718 | CALL iom_get( numrir, jpdom_autoglo, 'syysn' , syysn ) |
---|
| 719 | CALL iom_get( numrir, jpdom_autoglo, 'sxysn' , sxysn ) |
---|
[11822] | 720 | ! ! ice concentration |
---|
[8817] | 721 | CALL iom_get( numrir, jpdom_autoglo, 'sxa' , sxa ) |
---|
| 722 | CALL iom_get( numrir, jpdom_autoglo, 'sya' , sya ) |
---|
| 723 | CALL iom_get( numrir, jpdom_autoglo, 'sxxa' , sxxa ) |
---|
| 724 | CALL iom_get( numrir, jpdom_autoglo, 'syya' , syya ) |
---|
| 725 | CALL iom_get( numrir, jpdom_autoglo, 'sxya' , sxya ) |
---|
| 726 | ! ! ice salinity |
---|
| 727 | CALL iom_get( numrir, jpdom_autoglo, 'sxsal' , sxsal ) |
---|
| 728 | CALL iom_get( numrir, jpdom_autoglo, 'sysal' , sysal ) |
---|
| 729 | CALL iom_get( numrir, jpdom_autoglo, 'sxxsal', sxxsal ) |
---|
| 730 | CALL iom_get( numrir, jpdom_autoglo, 'syysal', syysal ) |
---|
| 731 | CALL iom_get( numrir, jpdom_autoglo, 'sxysal', sxysal ) |
---|
| 732 | ! ! ice age |
---|
| 733 | CALL iom_get( numrir, jpdom_autoglo, 'sxage' , sxage ) |
---|
| 734 | CALL iom_get( numrir, jpdom_autoglo, 'syage' , syage ) |
---|
| 735 | CALL iom_get( numrir, jpdom_autoglo, 'sxxage', sxxage ) |
---|
| 736 | CALL iom_get( numrir, jpdom_autoglo, 'syyage', syyage ) |
---|
| 737 | CALL iom_get( numrir, jpdom_autoglo, 'sxyage', sxyage ) |
---|
[9271] | 738 | ! ! snow layers heat content |
---|
| 739 | DO jk = 1, nlay_s |
---|
| 740 | WRITE(zchar1,'(I2.2)') jk |
---|
| 741 | znam = 'sxc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxc0 (:,:,jk,:) = z3d(:,:,:) |
---|
| 742 | znam = 'syc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; syc0 (:,:,jk,:) = z3d(:,:,:) |
---|
| 743 | znam = 'sxxc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxxc0(:,:,jk,:) = z3d(:,:,:) |
---|
| 744 | znam = 'syyc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; syyc0(:,:,jk,:) = z3d(:,:,:) |
---|
| 745 | znam = 'sxyc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxyc0(:,:,jk,:) = z3d(:,:,:) |
---|
| 746 | END DO |
---|
[8817] | 747 | ! ! ice layers heat content |
---|
[9271] | 748 | DO jk = 1, nlay_i |
---|
[8817] | 749 | WRITE(zchar1,'(I2.2)') jk |
---|
[9123] | 750 | znam = 'sxe'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxe (:,:,jk,:) = z3d(:,:,:) |
---|
| 751 | znam = 'sye'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sye (:,:,jk,:) = z3d(:,:,:) |
---|
| 752 | znam = 'sxxe'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxxe(:,:,jk,:) = z3d(:,:,:) |
---|
| 753 | znam = 'syye'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; syye(:,:,jk,:) = z3d(:,:,:) |
---|
| 754 | znam = 'sxye'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxye(:,:,jk,:) = z3d(:,:,:) |
---|
[8817] | 755 | END DO |
---|
[8586] | 756 | ! |
---|
[8817] | 757 | IF( ln_pnd_H12 ) THEN ! melt pond fraction |
---|
| 758 | CALL iom_get( numrir, jpdom_autoglo, 'sxap' , sxap ) |
---|
| 759 | CALL iom_get( numrir, jpdom_autoglo, 'syap' , syap ) |
---|
| 760 | CALL iom_get( numrir, jpdom_autoglo, 'sxxap', sxxap ) |
---|
| 761 | CALL iom_get( numrir, jpdom_autoglo, 'syyap', syyap ) |
---|
| 762 | CALL iom_get( numrir, jpdom_autoglo, 'sxyap', sxyap ) |
---|
| 763 | ! ! melt pond volume |
---|
| 764 | CALL iom_get( numrir, jpdom_autoglo, 'sxvp' , sxvp ) |
---|
| 765 | CALL iom_get( numrir, jpdom_autoglo, 'syvp' , syvp ) |
---|
| 766 | CALL iom_get( numrir, jpdom_autoglo, 'sxxvp', sxxvp ) |
---|
| 767 | CALL iom_get( numrir, jpdom_autoglo, 'syyvp', syyvp ) |
---|
| 768 | CALL iom_get( numrir, jpdom_autoglo, 'sxyvp', sxyvp ) |
---|
[8586] | 769 | ENDIF |
---|
| 770 | ! |
---|
[8817] | 771 | ELSE !** start rheology from rest **! |
---|
| 772 | ! |
---|
| 773 | IF(lwp) WRITE(numout,*) ' ==>> start from rest OR previous run without Prather, set moments to 0' |
---|
| 774 | ! |
---|
| 775 | sxice = 0._wp ; syice = 0._wp ; sxxice = 0._wp ; syyice = 0._wp ; sxyice = 0._wp ! ice thickness |
---|
| 776 | sxsn = 0._wp ; sysn = 0._wp ; sxxsn = 0._wp ; syysn = 0._wp ; sxysn = 0._wp ! snow thickness |
---|
[11822] | 777 | sxa = 0._wp ; sya = 0._wp ; sxxa = 0._wp ; syya = 0._wp ; sxya = 0._wp ! ice concentration |
---|
[8817] | 778 | sxsal = 0._wp ; sysal = 0._wp ; sxxsal = 0._wp ; syysal = 0._wp ; sxysal = 0._wp ! ice salinity |
---|
| 779 | sxage = 0._wp ; syage = 0._wp ; sxxage = 0._wp ; syyage = 0._wp ; sxyage = 0._wp ! ice age |
---|
[9271] | 780 | sxc0 = 0._wp ; syc0 = 0._wp ; sxxc0 = 0._wp ; syyc0 = 0._wp ; sxyc0 = 0._wp ! snow layers heat content |
---|
[8817] | 781 | sxe = 0._wp ; sye = 0._wp ; sxxe = 0._wp ; syye = 0._wp ; sxye = 0._wp ! ice layers heat content |
---|
| 782 | IF( ln_pnd_H12 ) THEN |
---|
| 783 | sxap = 0._wp ; syap = 0._wp ; sxxap = 0._wp ; syyap = 0._wp ; sxyap = 0._wp ! melt pond fraction |
---|
| 784 | sxvp = 0._wp ; syvp = 0._wp ; sxxvp = 0._wp ; syyvp = 0._wp ; sxyvp = 0._wp ! melt pond volume |
---|
[8586] | 785 | ENDIF |
---|
| 786 | ENDIF |
---|
| 787 | ! |
---|
[8817] | 788 | ! !=====================================! |
---|
| 789 | ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN !== write in the ice restart file ==! |
---|
| 790 | ! !=====================================! |
---|
| 791 | IF(lwp) WRITE(numout,*) '---- ice-adv-rst ----' |
---|
[8586] | 792 | iter = kt + nn_fsbc - 1 ! ice restarts are written at kt == nitrst - nn_fsbc + 1 |
---|
| 793 | ! |
---|
[8817] | 794 | ! |
---|
| 795 | ! In case Prather scheme is used for advection, write second order moments |
---|
| 796 | ! ------------------------------------------------------------------------ |
---|
| 797 | ! |
---|
| 798 | ! ! ice thickness |
---|
| 799 | CALL iom_rstput( iter, nitrst, numriw, 'sxice' , sxice ) |
---|
| 800 | CALL iom_rstput( iter, nitrst, numriw, 'syice' , syice ) |
---|
| 801 | CALL iom_rstput( iter, nitrst, numriw, 'sxxice', sxxice ) |
---|
| 802 | CALL iom_rstput( iter, nitrst, numriw, 'syyice', syyice ) |
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| 803 | CALL iom_rstput( iter, nitrst, numriw, 'sxyice', sxyice ) |
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| 804 | ! ! snow thickness |
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| 805 | CALL iom_rstput( iter, nitrst, numriw, 'sxsn' , sxsn ) |
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| 806 | CALL iom_rstput( iter, nitrst, numriw, 'sysn' , sysn ) |
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| 807 | CALL iom_rstput( iter, nitrst, numriw, 'sxxsn' , sxxsn ) |
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| 808 | CALL iom_rstput( iter, nitrst, numriw, 'syysn' , syysn ) |
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| 809 | CALL iom_rstput( iter, nitrst, numriw, 'sxysn' , sxysn ) |
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[11822] | 810 | ! ! ice concentration |
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[8817] | 811 | CALL iom_rstput( iter, nitrst, numriw, 'sxa' , sxa ) |
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| 812 | CALL iom_rstput( iter, nitrst, numriw, 'sya' , sya ) |
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| 813 | CALL iom_rstput( iter, nitrst, numriw, 'sxxa' , sxxa ) |
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| 814 | CALL iom_rstput( iter, nitrst, numriw, 'syya' , syya ) |
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| 815 | CALL iom_rstput( iter, nitrst, numriw, 'sxya' , sxya ) |
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| 816 | ! ! ice salinity |
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| 817 | CALL iom_rstput( iter, nitrst, numriw, 'sxsal' , sxsal ) |
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| 818 | CALL iom_rstput( iter, nitrst, numriw, 'sysal' , sysal ) |
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| 819 | CALL iom_rstput( iter, nitrst, numriw, 'sxxsal', sxxsal ) |
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| 820 | CALL iom_rstput( iter, nitrst, numriw, 'syysal', syysal ) |
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| 821 | CALL iom_rstput( iter, nitrst, numriw, 'sxysal', sxysal ) |
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| 822 | ! ! ice age |
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| 823 | CALL iom_rstput( iter, nitrst, numriw, 'sxage' , sxage ) |
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| 824 | CALL iom_rstput( iter, nitrst, numriw, 'syage' , syage ) |
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| 825 | CALL iom_rstput( iter, nitrst, numriw, 'sxxage', sxxage ) |
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| 826 | CALL iom_rstput( iter, nitrst, numriw, 'syyage', syyage ) |
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| 827 | CALL iom_rstput( iter, nitrst, numriw, 'sxyage', sxyage ) |
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[9271] | 828 | ! ! snow layers heat content |
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| 829 | DO jk = 1, nlay_s |
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| 830 | WRITE(zchar1,'(I2.2)') jk |
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| 831 | znam = 'sxc0'//'_l'//zchar1 ; z3d(:,:,:) = sxc0 (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 832 | znam = 'syc0'//'_l'//zchar1 ; z3d(:,:,:) = syc0 (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 833 | znam = 'sxxc0'//'_l'//zchar1 ; z3d(:,:,:) = sxxc0(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 834 | znam = 'syyc0'//'_l'//zchar1 ; z3d(:,:,:) = syyc0(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 835 | znam = 'sxyc0'//'_l'//zchar1 ; z3d(:,:,:) = sxyc0(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 836 | END DO |
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[8817] | 837 | ! ! ice layers heat content |
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[9271] | 838 | DO jk = 1, nlay_i |
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[8817] | 839 | WRITE(zchar1,'(I2.2)') jk |
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[9123] | 840 | znam = 'sxe'//'_l'//zchar1 ; z3d(:,:,:) = sxe (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 841 | znam = 'sye'//'_l'//zchar1 ; z3d(:,:,:) = sye (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 842 | znam = 'sxxe'//'_l'//zchar1 ; z3d(:,:,:) = sxxe(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 843 | znam = 'syye'//'_l'//zchar1 ; z3d(:,:,:) = syye(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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| 844 | znam = 'sxye'//'_l'//zchar1 ; z3d(:,:,:) = sxye(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
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[8586] | 845 | END DO |
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[8817] | 846 | ! |
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| 847 | IF( ln_pnd_H12 ) THEN ! melt pond fraction |
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| 848 | CALL iom_rstput( iter, nitrst, numriw, 'sxap' , sxap ) |
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| 849 | CALL iom_rstput( iter, nitrst, numriw, 'syap' , syap ) |
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| 850 | CALL iom_rstput( iter, nitrst, numriw, 'sxxap', sxxap ) |
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| 851 | CALL iom_rstput( iter, nitrst, numriw, 'syyap', syyap ) |
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| 852 | CALL iom_rstput( iter, nitrst, numriw, 'sxyap', sxyap ) |
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| 853 | ! ! melt pond volume |
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| 854 | CALL iom_rstput( iter, nitrst, numriw, 'sxvp' , sxvp ) |
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| 855 | CALL iom_rstput( iter, nitrst, numriw, 'syvp' , syvp ) |
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| 856 | CALL iom_rstput( iter, nitrst, numriw, 'sxxvp', sxxvp ) |
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| 857 | CALL iom_rstput( iter, nitrst, numriw, 'syyvp', syyvp ) |
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| 858 | CALL iom_rstput( iter, nitrst, numriw, 'sxyvp', sxyvp ) |
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[8586] | 859 | ENDIF |
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| 860 | ! |
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| 861 | ENDIF |
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| 862 | ! |
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| 863 | END SUBROUTINE adv_pra_rst |
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| 864 | |
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| 865 | #else |
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| 866 | !!---------------------------------------------------------------------- |
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[9570] | 867 | !! Default option Dummy module NO SI3 sea-ice model |
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[8586] | 868 | !!---------------------------------------------------------------------- |
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| 869 | #endif |
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| 870 | |
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| 871 | !!====================================================================== |
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| 872 | END MODULE icedyn_adv_pra |
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