[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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[11812] | 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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[11612] | 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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[11627] | 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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[13284] | 46 | REAL(wp), ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: sxvl , syvl , sxxvl , syyvl , sxyvl ! melt pond lid volume |
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[8817] | 47 | |
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[8586] | 48 | !! * Substitutions |
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| 49 | # include "vectopt_loop_substitute.h90" |
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| 50 | !!---------------------------------------------------------------------- |
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[9598] | 51 | !! NEMO/ICE 4.0 , NEMO Consortium (2018) |
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[10069] | 52 | !! $Id$ |
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[10068] | 53 | !! Software governed by the CeCILL license (see ./LICENSE) |
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[8586] | 54 | !!---------------------------------------------------------------------- |
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| 55 | CONTAINS |
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| 56 | |
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[12197] | 57 | SUBROUTINE ice_dyn_adv_pra( kt, pu_ice, pv_ice, ph_i, ph_s, ph_ip, & |
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[13284] | 58 | & pato_i, pv_i, pv_s, psv_i, poa_i, pa_i, pa_ip, pv_ip, pv_il, pe_s, pe_i ) |
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[8586] | 59 | !!---------------------------------------------------------------------- |
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| 60 | !! ** routine ice_dyn_adv_pra ** |
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| 61 | !! |
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| 62 | !! ** purpose : Computes and adds the advection trend to sea-ice |
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| 63 | !! |
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| 64 | !! ** method : Uses Prather second order scheme that advects tracers |
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| 65 | !! but also their quadratic forms. The method preserves |
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| 66 | !! tracer structures by conserving second order moments. |
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| 67 | !! |
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| 68 | !! Reference: Prather, 1986, JGR, 91, D6. 6671-6681. |
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| 69 | !!---------------------------------------------------------------------- |
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| 70 | INTEGER , INTENT(in ) :: kt ! time step |
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| 71 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: pu_ice ! ice i-velocity |
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| 72 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: pv_ice ! ice j-velocity |
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[12197] | 73 | REAL(wp), DIMENSION(:,:,:) , INTENT(in ) :: ph_i ! ice thickness |
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| 74 | REAL(wp), DIMENSION(:,:,:) , INTENT(in ) :: ph_s ! snw thickness |
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| 75 | REAL(wp), DIMENSION(:,:,:) , INTENT(in ) :: ph_ip ! ice pond thickness |
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[8586] | 76 | REAL(wp), DIMENSION(:,:) , INTENT(inout) :: pato_i ! open water area |
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| 77 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_i ! ice volume |
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| 78 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_s ! snw volume |
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| 79 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: psv_i ! salt content |
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| 80 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: poa_i ! age content |
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| 81 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pa_i ! ice concentration |
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| 82 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pa_ip ! melt pond fraction |
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| 83 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_ip ! melt pond volume |
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[13284] | 84 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_il ! melt pond lid thickness |
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[8586] | 85 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_s ! snw heat content |
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| 86 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_i ! ice heat content |
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| 87 | ! |
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[13284] | 88 | INTEGER :: ji, jj, jk, jl, jt ! dummy loop indices |
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[11612] | 89 | INTEGER :: icycle ! number of sub-timestep for the advection |
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[13589] | 90 | REAL(wp) :: zdt, z1_dt ! - - |
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[11612] | 91 | REAL(wp), DIMENSION(1) :: zcflprv, zcflnow ! for global communication |
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[11732] | 92 | REAL(wp), DIMENSION(jpi,jpj) :: zati1, zati2 |
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| 93 | REAL(wp), DIMENSION(jpi,jpj) :: zudy, zvdx |
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[13284] | 94 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: zhi_max, zhs_max, zhip_max, zs_i, zsi_max |
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| 95 | REAL(wp), DIMENSION(jpi,jpj,nlay_i,jpl) :: ze_i, zei_max |
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| 96 | REAL(wp), DIMENSION(jpi,jpj,nlay_s,jpl) :: ze_s, zes_max |
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[11612] | 97 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: zarea |
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| 98 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: z0ice, z0snw, z0ai, z0smi, z0oi |
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[13284] | 99 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: z0ap , z0vp, z0vl |
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[11612] | 100 | REAL(wp), DIMENSION(jpi,jpj,nlay_s,jpl) :: z0es |
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| 101 | REAL(wp), DIMENSION(jpi,jpj,nlay_i,jpl) :: z0ei |
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[13589] | 102 | !! diagnostics |
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| 103 | REAL(wp), DIMENSION(jpi,jpj) :: zdiag_adv_mass, zdiag_adv_salt, zdiag_adv_heat |
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[8586] | 104 | !!---------------------------------------------------------------------- |
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| 105 | ! |
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| 106 | IF( kt == nit000 .AND. lwp ) WRITE(numout,*) '-- ice_dyn_adv_pra: Prather advection scheme' |
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| 107 | ! |
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[13284] | 108 | ! --- Record max of the surrounding 9-pts (for call Hbig) --- ! |
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| 109 | ! thickness and salinity |
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| 110 | WHERE( pv_i(:,:,:) >= epsi10 ) ; zs_i(:,:,:) = psv_i(:,:,:) / pv_i(:,:,:) |
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| 111 | ELSEWHERE ; zs_i(:,:,:) = 0._wp |
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| 112 | END WHERE |
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[12197] | 113 | DO jl = 1, jpl |
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| 114 | DO jj = 2, jpjm1 |
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| 115 | DO ji = fs_2, fs_jpim1 |
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| 116 | zhip_max(ji,jj,jl) = MAX( epsi20, ph_ip(ji,jj,jl), ph_ip(ji+1,jj ,jl), ph_ip(ji ,jj+1,jl), & |
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| 117 | & ph_ip(ji-1,jj ,jl), ph_ip(ji ,jj-1,jl), & |
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| 118 | & ph_ip(ji+1,jj+1,jl), ph_ip(ji-1,jj-1,jl), & |
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| 119 | & ph_ip(ji+1,jj-1,jl), ph_ip(ji-1,jj+1,jl) ) |
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| 120 | zhi_max (ji,jj,jl) = MAX( epsi20, ph_i (ji,jj,jl), ph_i (ji+1,jj ,jl), ph_i (ji ,jj+1,jl), & |
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| 121 | & ph_i (ji-1,jj ,jl), ph_i (ji ,jj-1,jl), & |
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| 122 | & ph_i (ji+1,jj+1,jl), ph_i (ji-1,jj-1,jl), & |
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| 123 | & ph_i (ji+1,jj-1,jl), ph_i (ji-1,jj+1,jl) ) |
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| 124 | zhs_max (ji,jj,jl) = MAX( epsi20, ph_s (ji,jj,jl), ph_s (ji+1,jj ,jl), ph_s (ji ,jj+1,jl), & |
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| 125 | & ph_s (ji-1,jj ,jl), ph_s (ji ,jj-1,jl), & |
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| 126 | & ph_s (ji+1,jj+1,jl), ph_s (ji-1,jj-1,jl), & |
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| 127 | & ph_s (ji+1,jj-1,jl), ph_s (ji-1,jj+1,jl) ) |
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[13284] | 128 | zsi_max (ji,jj,jl) = MAX( epsi20, zs_i (ji,jj,jl), zs_i (ji+1,jj ,jl), zs_i (ji ,jj+1,jl), & |
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| 129 | & zs_i (ji-1,jj ,jl), zs_i (ji ,jj-1,jl), & |
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| 130 | & zs_i (ji+1,jj+1,jl), zs_i (ji-1,jj-1,jl), & |
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| 131 | & zs_i (ji+1,jj-1,jl), zs_i (ji-1,jj+1,jl) ) |
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[12197] | 132 | END DO |
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| 133 | END DO |
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| 134 | END DO |
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[13284] | 135 | CALL lbc_lnk_multi( 'icedyn_adv_pra', zhi_max, 'T', 1., zhs_max, 'T', 1., zhip_max, 'T', 1., zsi_max, 'T', 1. ) |
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[12197] | 136 | ! |
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[13284] | 137 | ! enthalpies |
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| 138 | DO jk = 1, nlay_i |
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| 139 | WHERE( pv_i(:,:,:) >= epsi10 ) ; ze_i(:,:,jk,:) = pe_i(:,:,jk,:) / pv_i(:,:,:) |
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| 140 | ELSEWHERE ; ze_i(:,:,jk,:) = 0._wp |
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| 141 | END WHERE |
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| 142 | END DO |
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| 143 | DO jk = 1, nlay_s |
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| 144 | WHERE( pv_s(:,:,:) >= epsi10 ) ; ze_s(:,:,jk,:) = pe_s(:,:,jk,:) / pv_s(:,:,:) |
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| 145 | ELSEWHERE ; ze_s(:,:,jk,:) = 0._wp |
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| 146 | END WHERE |
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| 147 | END DO |
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| 148 | DO jl = 1, jpl |
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| 149 | DO jk = 1, nlay_i |
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| 150 | DO jj = 2, jpjm1 |
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| 151 | DO ji = fs_2, fs_jpim1 |
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| 152 | zei_max(ji,jj,jk,jl) = MAX( epsi20, ze_i(ji,jj,jk,jl), ze_i(ji+1,jj ,jk,jl), ze_i(ji ,jj+1,jk,jl), & |
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| 153 | & ze_i(ji-1,jj ,jk,jl), ze_i(ji ,jj-1,jk,jl), & |
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| 154 | & ze_i(ji+1,jj+1,jk,jl), ze_i(ji-1,jj-1,jk,jl), & |
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| 155 | & ze_i(ji+1,jj-1,jk,jl), ze_i(ji-1,jj+1,jk,jl) ) |
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| 156 | END DO |
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| 157 | END DO |
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| 158 | END DO |
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| 159 | END DO |
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| 160 | DO jl = 1, jpl |
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| 161 | DO jk = 1, nlay_s |
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| 162 | DO jj = 2, jpjm1 |
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| 163 | DO ji = fs_2, fs_jpim1 |
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| 164 | zes_max(ji,jj,jk,jl) = MAX( epsi20, ze_s(ji,jj,jk,jl), ze_s(ji+1,jj ,jk,jl), ze_s(ji ,jj+1,jk,jl), & |
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| 165 | & ze_s(ji-1,jj ,jk,jl), ze_s(ji ,jj-1,jk,jl), & |
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| 166 | & ze_s(ji+1,jj+1,jk,jl), ze_s(ji-1,jj-1,jk,jl), & |
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| 167 | & ze_s(ji+1,jj-1,jk,jl), ze_s(ji-1,jj+1,jk,jl) ) |
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| 168 | END DO |
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| 169 | END DO |
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| 170 | END DO |
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| 171 | END DO |
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| 172 | CALL lbc_lnk( 'icedyn_adv_pra', zei_max, 'T', 1. ) |
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| 173 | CALL lbc_lnk( 'icedyn_adv_pra', zes_max, 'T', 1. ) |
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| 174 | ! |
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| 175 | ! |
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[11612] | 176 | ! --- If ice drift is too fast, use subtime steps for advection (CFL test for stability) --- ! |
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| 177 | ! Note: the advection split is applied at the next time-step in order to avoid blocking global comm. |
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| 178 | ! this should not affect too much the stability |
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| 179 | zcflnow(1) = MAXVAL( ABS( pu_ice(:,:) ) * rdt_ice * r1_e1u(:,:) ) |
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| 180 | zcflnow(1) = MAX( zcflnow(1), MAXVAL( ABS( pv_ice(:,:) ) * rdt_ice * r1_e2v(:,:) ) ) |
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[8586] | 181 | |
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[11612] | 182 | ! non-blocking global communication send zcflnow and receive zcflprv |
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| 183 | CALL mpp_delay_max( 'icedyn_adv_pra', 'cflice', zcflnow(:), zcflprv(:), kt == nitend - nn_fsbc + 1 ) |
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| 184 | |
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| 185 | IF( zcflprv(1) > .5 ) THEN ; icycle = 2 |
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| 186 | ELSE ; icycle = 1 |
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[8586] | 187 | ENDIF |
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[11612] | 188 | zdt = rdt_ice / REAL(icycle) |
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[13589] | 189 | z1_dt = 1._wp / zdt |
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[8586] | 190 | |
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[11732] | 191 | ! --- transport --- ! |
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| 192 | zudy(:,:) = pu_ice(:,:) * e2u(:,:) |
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| 193 | zvdx(:,:) = pv_ice(:,:) * e1v(:,:) |
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| 194 | |
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| 195 | DO jt = 1, icycle |
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| 196 | |
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[13589] | 197 | ! diagnostics |
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| 198 | zdiag_adv_mass(:,:) = SUM( pv_i(:,:,:) , dim=3 ) * rhoi + SUM( pv_s(:,:,:) , dim=3 ) * rhos |
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| 199 | zdiag_adv_salt(:,:) = SUM( psv_i(:,:,:) , dim=3 ) * rhoi |
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| 200 | zdiag_adv_heat(:,:) = - SUM(SUM( pe_i(:,:,1:nlay_i,:) , dim=4 ), dim=3 ) & |
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| 201 | & - SUM(SUM( pe_s(:,:,1:nlay_s,:) , dim=4 ), dim=3 ) |
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| 202 | |
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[11732] | 203 | ! record at_i before advection (for open water) |
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| 204 | zati1(:,:) = SUM( pa_i(:,:,:), dim=3 ) |
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| 205 | |
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| 206 | ! --- transported fields --- ! |
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| 207 | DO jl = 1, jpl |
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| 208 | zarea(:,:,jl) = e1e2t(:,:) |
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| 209 | z0snw(:,:,jl) = pv_s (:,:,jl) * e1e2t(:,:) ! Snow volume |
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| 210 | z0ice(:,:,jl) = pv_i (:,:,jl) * e1e2t(:,:) ! Ice volume |
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| 211 | z0ai (:,:,jl) = pa_i (:,:,jl) * e1e2t(:,:) ! Ice area |
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| 212 | z0smi(:,:,jl) = psv_i(:,:,jl) * e1e2t(:,:) ! Salt content |
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| 213 | z0oi (:,:,jl) = poa_i(:,:,jl) * e1e2t(:,:) ! Age content |
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| 214 | DO jk = 1, nlay_s |
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| 215 | z0es(:,:,jk,jl) = pe_s(:,:,jk,jl) * e1e2t(:,:) ! Snow heat content |
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| 216 | END DO |
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| 217 | DO jk = 1, nlay_i |
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| 218 | z0ei(:,:,jk,jl) = pe_i(:,:,jk,jl) * e1e2t(:,:) ! Ice heat content |
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| 219 | END DO |
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[13284] | 220 | IF ( ln_pnd_LEV ) THEN |
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| 221 | z0ap(:,:,jl) = pa_ip(:,:,jl) * e1e2t(:,:) ! Melt pond fraction |
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| 222 | z0vp(:,:,jl) = pv_ip(:,:,jl) * e1e2t(:,:) ! Melt pond volume |
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| 223 | IF ( ln_pnd_lids ) THEN |
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| 224 | z0vl(:,:,jl) = pv_il(:,:,jl) * e1e2t(:,:) ! Melt pond lid volume |
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| 225 | ENDIF |
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[11732] | 226 | ENDIF |
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[9271] | 227 | END DO |
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[11732] | 228 | ! |
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| 229 | ! !--------------------------------------------! |
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| 230 | 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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| 231 | ! !--------------------------------------------! |
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| 232 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) !--- ice volume |
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| 233 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) |
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| 234 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) !--- snow volume |
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| 235 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) |
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| 236 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) !--- ice salinity |
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| 237 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) |
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| 238 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) !--- ice concentration |
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| 239 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) |
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| 240 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) !--- ice age |
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| 241 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) |
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[11612] | 242 | ! |
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[11732] | 243 | DO jk = 1, nlay_s !--- snow heat content |
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| 244 | CALL adv_x( zdt, zudy, 1._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
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| 245 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
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| 246 | CALL adv_y( zdt, zvdx, 0._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
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| 247 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
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[8586] | 248 | END DO |
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[11732] | 249 | DO jk = 1, nlay_i !--- ice heat content |
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| 250 | CALL adv_x( zdt, zudy, 1._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
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| 251 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
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| 252 | CALL adv_y( zdt, zvdx, 0._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
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| 253 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
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[11612] | 254 | END DO |
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| 255 | ! |
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[13284] | 256 | IF ( ln_pnd_LEV ) THEN |
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[11732] | 257 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) !--- melt pond fraction |
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| 258 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) |
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| 259 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) !--- melt pond volume |
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| 260 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) |
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[13284] | 261 | IF ( ln_pnd_lids ) THEN |
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| 262 | CALL adv_x( zdt , zudy , 1._wp , zarea , z0vl , sxvl , sxxvl , syvl , syyvl , sxyvl ) !--- melt pond lid volume |
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| 263 | CALL adv_y( zdt , zvdx , 0._wp , zarea , z0vl , sxvl , sxxvl , syvl , syyvl , sxyvl ) |
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| 264 | ENDIF |
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[11612] | 265 | ENDIF |
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[11732] | 266 | ! !--------------------------------------------! |
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| 267 | ELSE !== even ice time step: adv_y then adv_x ==! |
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| 268 | ! !--------------------------------------------! |
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| 269 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) !--- ice volume |
---|
| 270 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0ice , sxice , sxxice , syice , syyice , sxyice ) |
---|
| 271 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) !--- snow volume |
---|
| 272 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0snw , sxsn , sxxsn , sysn , syysn , sxysn ) |
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| 273 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) !--- ice salinity |
---|
| 274 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0smi , sxsal , sxxsal , sysal , syysal , sxysal ) |
---|
| 275 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) !--- ice concentration |
---|
| 276 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0ai , sxa , sxxa , sya , syya , sxya ) |
---|
| 277 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) !--- ice age |
---|
| 278 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0oi , sxage , sxxage , syage , syyage , sxyage ) |
---|
| 279 | DO jk = 1, nlay_s !--- snow heat content |
---|
| 280 | CALL adv_y( zdt, zvdx, 1._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
---|
| 281 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
---|
| 282 | CALL adv_x( zdt, zudy, 0._wp, zarea, z0es (:,:,jk,:), sxc0(:,:,jk,:), & |
---|
| 283 | & sxxc0(:,:,jk,:), syc0(:,:,jk,:), syyc0(:,:,jk,:), sxyc0(:,:,jk,:) ) |
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[8586] | 284 | END DO |
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[11732] | 285 | DO jk = 1, nlay_i !--- ice heat content |
---|
| 286 | CALL adv_y( zdt, zvdx, 1._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
---|
| 287 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
---|
| 288 | CALL adv_x( zdt, zudy, 0._wp, zarea, z0ei(:,:,jk,:), sxe(:,:,jk,:), & |
---|
| 289 | & sxxe(:,:,jk,:), sye(:,:,jk,:), syye(:,:,jk,:), sxye(:,:,jk,:) ) |
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[11612] | 290 | END DO |
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[13284] | 291 | IF ( ln_pnd_LEV ) THEN |
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[11732] | 292 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) !--- melt pond fraction |
---|
| 293 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0ap , sxap , sxxap , syap , syyap , sxyap ) |
---|
| 294 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) !--- melt pond volume |
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| 295 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0vp , sxvp , sxxvp , syvp , syyvp , sxyvp ) |
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[13284] | 296 | IF ( ln_pnd_lids ) THEN |
---|
| 297 | CALL adv_y( zdt , zvdx , 1._wp , zarea , z0vl , sxvl , sxxvl , syvl , syyvl , sxyvl ) !--- melt pond lid volume |
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| 298 | CALL adv_x( zdt , zudy , 0._wp , zarea , z0vl , sxvl , sxxvl , syvl , syyvl , sxyvl ) |
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| 299 | ENDIF |
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[13564] | 300 | ENDIF |
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[11732] | 301 | ! |
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| 302 | ENDIF |
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[13564] | 303 | |
---|
| 304 | ! --- Lateral boundary conditions --- ! |
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| 305 | ! caution: for gradients (sx and sy) the sign changes |
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| 306 | CALL lbc_lnk_multi( 'icedyn_adv_pra', z0ice , 'T', 1._wp, sxice , 'T', -1._wp, syice , 'T', -1._wp & ! ice volume |
---|
| 307 | & , sxxice, 'T', 1._wp, syyice, 'T', 1._wp, sxyice, 'T', 1._wp & |
---|
| 308 | & , z0snw , 'T', 1._wp, sxsn , 'T', -1._wp, sysn , 'T', -1._wp & ! snw volume |
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| 309 | & , sxxsn , 'T', 1._wp, syysn , 'T', 1._wp, sxysn , 'T', 1._wp ) |
---|
| 310 | CALL lbc_lnk_multi( 'icedyn_adv_pra', z0smi , 'T', 1._wp, sxsal , 'T', -1._wp, sysal , 'T', -1._wp & ! ice salinity |
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| 311 | & , sxxsal, 'T', 1._wp, syysal, 'T', 1._wp, sxysal, 'T', 1._wp & |
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| 312 | & , z0ai , 'T', 1._wp, sxa , 'T', -1._wp, sya , 'T', -1._wp & ! ice concentration |
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| 313 | & , sxxa , 'T', 1._wp, syya , 'T', 1._wp, sxya , 'T', 1._wp ) |
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| 314 | CALL lbc_lnk_multi( 'icedyn_adv_pra', z0oi , 'T', 1._wp, sxage , 'T', -1._wp, syage , 'T', -1._wp & ! ice age |
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| 315 | & , sxxage, 'T', 1._wp, syyage, 'T', 1._wp, sxyage, 'T', 1._wp ) |
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| 316 | CALL lbc_lnk_multi( 'icedyn_adv_pra', z0es , 'T', 1._wp, sxc0 , 'T', -1._wp, syc0 , 'T', -1._wp & ! snw enthalpy |
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| 317 | & , sxxc0 , 'T', 1._wp, syyc0 , 'T', 1._wp, sxyc0 , 'T', 1._wp ) |
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| 318 | CALL lbc_lnk_multi( 'icedyn_adv_pra', z0ei , 'T', 1._wp, sxe , 'T', -1._wp, sye , 'T', -1._wp & ! ice enthalpy |
---|
| 319 | & , sxxe , 'T', 1._wp, syye , 'T', 1._wp, sxye , 'T', 1._wp ) |
---|
| 320 | IF ( ln_pnd_LEV ) THEN |
---|
| 321 | CALL lbc_lnk_multi( 'icedyn_adv_pra', z0ap , 'T', 1._wp, sxap , 'T', -1._wp, syap , 'T', -1._wp & ! melt pond fraction |
---|
| 322 | & , sxxap, 'T', 1._wp, syyap, 'T', 1._wp, sxyap, 'T', 1._wp & |
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| 323 | & , z0vp , 'T', 1._wp, sxvp , 'T', -1._wp, syvp , 'T', -1._wp & ! melt pond volume |
---|
| 324 | & , sxxvp, 'T', 1._wp, syyvp, 'T', 1._wp, sxyvp, 'T', 1._wp ) |
---|
| 325 | IF ( ln_pnd_lids ) THEN |
---|
| 326 | CALL lbc_lnk_multi( 'icedyn_adv_pra', z0vl ,'T', 1._wp, sxvl ,'T', -1._wp, syvl ,'T', -1._wp & ! melt pond lid volume |
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| 327 | & , sxxvl,'T', 1._wp, syyvl,'T', 1._wp, sxyvl,'T', 1._wp ) |
---|
| 328 | ENDIF |
---|
| 329 | ENDIF |
---|
| 330 | |
---|
[11732] | 331 | ! --- Recover the properties from their contents --- ! |
---|
| 332 | DO jl = 1, jpl |
---|
| 333 | pv_i (:,:,jl) = z0ice(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 334 | pv_s (:,:,jl) = z0snw(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 335 | psv_i(:,:,jl) = z0smi(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 336 | poa_i(:,:,jl) = z0oi (:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 337 | pa_i (:,:,jl) = z0ai (:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 338 | DO jk = 1, nlay_s |
---|
| 339 | pe_s(:,:,jk,jl) = z0es(:,:,jk,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 340 | END DO |
---|
| 341 | DO jk = 1, nlay_i |
---|
| 342 | pe_i(:,:,jk,jl) = z0ei(:,:,jk,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 343 | END DO |
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[13284] | 344 | IF ( ln_pnd_LEV ) THEN |
---|
[11732] | 345 | pa_ip(:,:,jl) = z0ap(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
---|
| 346 | pv_ip(:,:,jl) = z0vp(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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[13284] | 347 | IF ( ln_pnd_lids ) THEN |
---|
| 348 | pv_il(:,:,jl) = z0vl(:,:,jl) * r1_e1e2t(:,:) * tmask(:,:,1) |
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| 349 | ENDIF |
---|
[11732] | 350 | ENDIF |
---|
[9271] | 351 | END DO |
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[11732] | 352 | ! |
---|
| 353 | ! derive open water from ice concentration |
---|
| 354 | zati2(:,:) = SUM( pa_i(:,:,:), dim=3 ) |
---|
| 355 | DO jj = 2, jpjm1 |
---|
| 356 | DO ji = fs_2, fs_jpim1 |
---|
| 357 | pato_i(ji,jj) = pato_i(ji,jj) - ( zati2(ji,jj) - zati1(ji,jj) ) & !--- open water |
---|
| 358 | & - ( zudy(ji,jj) - zudy(ji-1,jj) + zvdx(ji,jj) - zvdx(ji,jj-1) ) * r1_e1e2t(ji,jj) * zdt |
---|
| 359 | END DO |
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[8586] | 360 | END DO |
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[11732] | 361 | CALL lbc_lnk( 'icedyn_adv_pra', pato_i, 'T', 1. ) |
---|
| 362 | ! |
---|
[13589] | 363 | ! --- diagnostics --- ! |
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| 364 | diag_adv_mass(:,:) = diag_adv_mass(:,:) + ( SUM( pv_i(:,:,:) , dim=3 ) * rhoi + SUM( pv_s(:,:,:) , dim=3 ) * rhos & |
---|
| 365 | & - zdiag_adv_mass(:,:) ) * z1_dt |
---|
| 366 | diag_adv_salt(:,:) = diag_adv_salt(:,:) + ( SUM( psv_i(:,:,:) , dim=3 ) * rhoi & |
---|
| 367 | & - zdiag_adv_salt(:,:) ) * z1_dt |
---|
| 368 | diag_adv_heat(:,:) = diag_adv_heat(:,:) + ( - SUM(SUM( pe_i(:,:,1:nlay_i,:) , dim=4 ), dim=3 ) & |
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| 369 | & - SUM(SUM( pe_s(:,:,1:nlay_s,:) , dim=4 ), dim=3 ) & |
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| 370 | & - zdiag_adv_heat(:,:) ) * z1_dt |
---|
| 371 | ! |
---|
[11732] | 372 | ! --- Ensure non-negative fields --- ! |
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| 373 | ! Remove negative values (conservation is ensured) |
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| 374 | ! (because advected fields are not perfectly bounded and tiny negative values can occur, e.g. -1.e-20) |
---|
[13284] | 375 | CALL ice_var_zapneg( zdt, pato_i, pv_i, pv_s, psv_i, poa_i, pa_i, pa_ip, pv_ip, pv_il, pe_s, pe_i ) |
---|
[11732] | 376 | ! |
---|
[12197] | 377 | ! --- Make sure ice thickness is not too big --- ! |
---|
| 378 | ! (because ice thickness can be too large where ice concentration is very small) |
---|
[13284] | 379 | CALL Hbig( zdt, zhi_max, zhs_max, zhip_max, zsi_max, zes_max, zei_max, & |
---|
| 380 | & pv_i, pv_s, pa_i, pa_ip, pv_ip, psv_i, pe_s, pe_i ) |
---|
[12197] | 381 | ! |
---|
[11732] | 382 | ! --- Ensure snow load is not too big --- ! |
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| 383 | CALL Hsnow( zdt, pv_i, pv_s, pa_i, pa_ip, pe_s ) |
---|
| 384 | ! |
---|
[8586] | 385 | END DO |
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| 386 | ! |
---|
| 387 | IF( lrst_ice ) CALL adv_pra_rst( 'WRITE', kt ) !* write Prather fields in the restart file |
---|
| 388 | ! |
---|
| 389 | END SUBROUTINE ice_dyn_adv_pra |
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| 390 | |
---|
[8817] | 391 | |
---|
[11612] | 392 | SUBROUTINE adv_x( pdt, put , pcrh, psm , ps0 , & |
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[8586] | 393 | & psx, psxx, psy , psyy, psxy ) |
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| 394 | !!---------------------------------------------------------------------- |
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| 395 | !! ** routine adv_x ** |
---|
| 396 | !! |
---|
| 397 | !! ** purpose : Computes and adds the advection trend to sea-ice |
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| 398 | !! variable on x axis |
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| 399 | !!---------------------------------------------------------------------- |
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[11612] | 400 | REAL(wp) , INTENT(in ) :: pdt ! the time step |
---|
| 401 | REAL(wp) , INTENT(in ) :: pcrh ! call adv_x then adv_y (=1) or the opposite (=0) |
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| 402 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: put ! i-direction ice velocity at U-point [m/s] |
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| 403 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psm ! area |
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| 404 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ps0 ! field to be advected |
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| 405 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psx , psy ! 1st moments |
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| 406 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psxx, psyy, psxy ! 2nd moments |
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[8586] | 407 | !! |
---|
[11612] | 408 | INTEGER :: ji, jj, jl, jcat ! dummy loop indices |
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[13554] | 409 | INTEGER :: jjmin, jjmax ! dummy loop indices |
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[11612] | 410 | REAL(wp) :: zs1max, zslpmax, ztemp ! local scalars |
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[8586] | 411 | REAL(wp) :: zs1new, zalf , zalfq , zbt ! - - |
---|
| 412 | REAL(wp) :: zs2new, zalf1, zalf1q, zbt1 ! - - |
---|
| 413 | REAL(wp), DIMENSION(jpi,jpj) :: zf0 , zfx , zfy , zbet ! 2D workspace |
---|
| 414 | REAL(wp), DIMENSION(jpi,jpj) :: zfm , zfxx , zfyy , zfxy ! - - |
---|
| 415 | REAL(wp), DIMENSION(jpi,jpj) :: zalg, zalg1, zalg1q ! - - |
---|
| 416 | !----------------------------------------------------------------------- |
---|
[13554] | 417 | ! in order to avoid lbc_lnk (communications): |
---|
| 418 | ! jj loop must be 1:jpj if adv_x is called first |
---|
| 419 | ! and 2:jpj-1 if adv_x is called second |
---|
| 420 | jjmin = 2 - NINT(pcrh) ! 1 or 2 |
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| 421 | jjmax = jpjm1 + NINT(pcrh) ! jpj or jpj-1 |
---|
[11612] | 422 | ! |
---|
| 423 | jcat = SIZE( ps0 , 3 ) ! size of input arrays |
---|
| 424 | ! |
---|
| 425 | DO jl = 1, jcat ! loop on categories |
---|
| 426 | ! |
---|
| 427 | ! Limitation of moments. |
---|
[13554] | 428 | DO jj = jjmin, jjmax |
---|
| 429 | |
---|
[11612] | 430 | DO ji = 1, jpi |
---|
| 431 | ! Initialize volumes of boxes (=area if adv_x first called, =psm otherwise) |
---|
| 432 | psm (ji,jj,jl) = MAX( pcrh * e1e2t(ji,jj) + ( 1.0 - pcrh ) * psm(ji,jj,jl) , epsi20 ) |
---|
| 433 | ! |
---|
| 434 | zslpmax = MAX( 0._wp, ps0(ji,jj,jl) ) |
---|
| 435 | zs1max = 1.5 * zslpmax |
---|
| 436 | zs1new = MIN( zs1max, MAX( -zs1max, psx(ji,jj,jl) ) ) |
---|
[13554] | 437 | zs2new = MIN( 2.0 * zslpmax - 0.3334 * ABS( zs1new ), MAX( ABS( zs1new ) - zslpmax, psxx(ji,jj,jl) ) ) |
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[11612] | 438 | rswitch = ( 1.0 - MAX( 0._wp, SIGN( 1._wp, -zslpmax) ) ) * tmask(ji,jj,1) ! Case of empty boxes & Apply mask |
---|
[8586] | 439 | |
---|
[11612] | 440 | ps0 (ji,jj,jl) = zslpmax |
---|
| 441 | psx (ji,jj,jl) = zs1new * rswitch |
---|
| 442 | psxx(ji,jj,jl) = zs2new * rswitch |
---|
| 443 | psy (ji,jj,jl) = psy (ji,jj,jl) * rswitch |
---|
| 444 | psyy(ji,jj,jl) = psyy(ji,jj,jl) * rswitch |
---|
| 445 | psxy(ji,jj,jl) = MIN( zslpmax, MAX( -zslpmax, psxy(ji,jj,jl) ) ) * rswitch |
---|
[8586] | 446 | |
---|
[13554] | 447 | ! Calculate fluxes and moments between boxes i<-->i+1 |
---|
| 448 | ! ! Flux from i to i+1 WHEN u GT 0 |
---|
[11612] | 449 | zbet(ji,jj) = MAX( 0._wp, SIGN( 1._wp, put(ji,jj) ) ) |
---|
[11732] | 450 | zalf = MAX( 0._wp, put(ji,jj) ) * pdt / psm(ji,jj,jl) |
---|
[11612] | 451 | zalfq = zalf * zalf |
---|
| 452 | zalf1 = 1.0 - zalf |
---|
| 453 | zalf1q = zalf1 * zalf1 |
---|
| 454 | ! |
---|
| 455 | zfm (ji,jj) = zalf * psm (ji,jj,jl) |
---|
| 456 | zf0 (ji,jj) = zalf * ( ps0 (ji,jj,jl) + zalf1 * ( psx(ji,jj,jl) + (zalf1 - zalf) * psxx(ji,jj,jl) ) ) |
---|
| 457 | zfx (ji,jj) = zalfq * ( psx (ji,jj,jl) + 3.0 * zalf1 * psxx(ji,jj,jl) ) |
---|
| 458 | zfxx(ji,jj) = zalf * psxx(ji,jj,jl) * zalfq |
---|
| 459 | zfy (ji,jj) = zalf * ( psy (ji,jj,jl) + zalf1 * psxy(ji,jj,jl) ) |
---|
| 460 | zfxy(ji,jj) = zalfq * psxy(ji,jj,jl) |
---|
| 461 | zfyy(ji,jj) = zalf * psyy(ji,jj,jl) |
---|
[8586] | 462 | |
---|
[13554] | 463 | ! ! Readjust moments remaining in the box. |
---|
[11612] | 464 | psm (ji,jj,jl) = psm (ji,jj,jl) - zfm(ji,jj) |
---|
| 465 | ps0 (ji,jj,jl) = ps0 (ji,jj,jl) - zf0(ji,jj) |
---|
| 466 | psx (ji,jj,jl) = zalf1q * ( psx(ji,jj,jl) - 3.0 * zalf * psxx(ji,jj,jl) ) |
---|
| 467 | psxx(ji,jj,jl) = zalf1 * zalf1q * psxx(ji,jj,jl) |
---|
| 468 | psy (ji,jj,jl) = psy (ji,jj,jl) - zfy(ji,jj) |
---|
| 469 | psyy(ji,jj,jl) = psyy(ji,jj,jl) - zfyy(ji,jj) |
---|
| 470 | psxy(ji,jj,jl) = zalf1q * psxy(ji,jj,jl) |
---|
| 471 | END DO |
---|
[8586] | 472 | |
---|
[11612] | 473 | DO ji = 1, fs_jpim1 |
---|
[13554] | 474 | ! ! Flux from i+1 to i when u LT 0. |
---|
[11732] | 475 | zalf = MAX( 0._wp, -put(ji,jj) ) * pdt / psm(ji+1,jj,jl) |
---|
[11612] | 476 | zalg (ji,jj) = zalf |
---|
| 477 | zalfq = zalf * zalf |
---|
| 478 | zalf1 = 1.0 - zalf |
---|
| 479 | zalg1 (ji,jj) = zalf1 |
---|
| 480 | zalf1q = zalf1 * zalf1 |
---|
| 481 | zalg1q(ji,jj) = zalf1q |
---|
| 482 | ! |
---|
| 483 | zfm (ji,jj) = zfm (ji,jj) + zalf * psm (ji+1,jj,jl) |
---|
| 484 | zf0 (ji,jj) = zf0 (ji,jj) + zalf * ( ps0 (ji+1,jj,jl) & |
---|
| 485 | & - zalf1 * ( psx(ji+1,jj,jl) - (zalf1 - zalf ) * psxx(ji+1,jj,jl) ) ) |
---|
| 486 | zfx (ji,jj) = zfx (ji,jj) + zalfq * ( psx (ji+1,jj,jl) - 3.0 * zalf1 * psxx(ji+1,jj,jl) ) |
---|
| 487 | zfxx (ji,jj) = zfxx(ji,jj) + zalf * psxx(ji+1,jj,jl) * zalfq |
---|
| 488 | zfy (ji,jj) = zfy (ji,jj) + zalf * ( psy (ji+1,jj,jl) - zalf1 * psxy(ji+1,jj,jl) ) |
---|
| 489 | zfxy (ji,jj) = zfxy(ji,jj) + zalfq * psxy(ji+1,jj,jl) |
---|
| 490 | zfyy (ji,jj) = zfyy(ji,jj) + zalf * psyy(ji+1,jj,jl) |
---|
| 491 | END DO |
---|
[8586] | 492 | |
---|
[13554] | 493 | DO ji = fs_2, fs_jpim1 |
---|
[11612] | 494 | zbt = zbet(ji-1,jj) |
---|
| 495 | zbt1 = 1.0 - zbet(ji-1,jj) |
---|
[13554] | 496 | ! ! Readjust moments remaining in the box. |
---|
[11612] | 497 | psm (ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) - zfm(ji-1,jj) ) |
---|
| 498 | ps0 (ji,jj,jl) = zbt * ps0(ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) - zf0(ji-1,jj) ) |
---|
| 499 | psx (ji,jj,jl) = zalg1q(ji-1,jj) * ( psx(ji,jj,jl) + 3.0 * zalg(ji-1,jj) * psxx(ji,jj,jl) ) |
---|
| 500 | psxx(ji,jj,jl) = zalg1 (ji-1,jj) * zalg1q(ji-1,jj) * psxx(ji,jj,jl) |
---|
| 501 | psy (ji,jj,jl) = zbt * psy (ji,jj,jl) + zbt1 * ( psy (ji,jj,jl) - zfy (ji-1,jj) ) |
---|
| 502 | psyy(ji,jj,jl) = zbt * psyy(ji,jj,jl) + zbt1 * ( psyy(ji,jj,jl) - zfyy(ji-1,jj) ) |
---|
| 503 | psxy(ji,jj,jl) = zalg1q(ji-1,jj) * psxy(ji,jj,jl) |
---|
[8586] | 504 | |
---|
[13554] | 505 | ! Put the temporary moments into appropriate neighboring boxes. |
---|
| 506 | ! ! Flux from i to i+1 IF u GT 0. |
---|
[11612] | 507 | zbt = zbet(ji-1,jj) |
---|
| 508 | zbt1 = 1.0 - zbet(ji-1,jj) |
---|
| 509 | psm(ji,jj,jl) = zbt * ( psm(ji,jj,jl) + zfm(ji-1,jj) ) + zbt1 * psm(ji,jj,jl) |
---|
| 510 | zalf = zbt * zfm(ji-1,jj) / psm(ji,jj,jl) |
---|
| 511 | zalf1 = 1.0 - zalf |
---|
| 512 | ztemp = zalf * ps0(ji,jj,jl) - zalf1 * zf0(ji-1,jj) |
---|
| 513 | ! |
---|
| 514 | ps0 (ji,jj,jl) = zbt * ( ps0(ji,jj,jl) + zf0(ji-1,jj) ) + zbt1 * ps0(ji,jj,jl) |
---|
| 515 | psx (ji,jj,jl) = zbt * ( zalf * zfx(ji-1,jj) + zalf1 * psx(ji,jj,jl) + 3.0 * ztemp ) + zbt1 * psx(ji,jj,jl) |
---|
| 516 | psxx(ji,jj,jl) = zbt * ( zalf * zalf * zfxx(ji-1,jj) + zalf1 * zalf1 * psxx(ji,jj,jl) & |
---|
| 517 | & + 5.0 * ( zalf * zalf1 * ( psx (ji,jj,jl) - zfx(ji-1,jj) ) - ( zalf1 - zalf ) * ztemp ) ) & |
---|
| 518 | & + zbt1 * psxx(ji,jj,jl) |
---|
| 519 | psxy(ji,jj,jl) = zbt * ( zalf * zfxy(ji-1,jj) + zalf1 * psxy(ji,jj,jl) & |
---|
| 520 | & + 3.0 * (- zalf1*zfy(ji-1,jj) + zalf * psy(ji,jj,jl) ) ) & |
---|
| 521 | & + zbt1 * psxy(ji,jj,jl) |
---|
| 522 | psy (ji,jj,jl) = zbt * ( psy (ji,jj,jl) + zfy (ji-1,jj) ) + zbt1 * psy (ji,jj,jl) |
---|
| 523 | psyy(ji,jj,jl) = zbt * ( psyy(ji,jj,jl) + zfyy(ji-1,jj) ) + zbt1 * psyy(ji,jj,jl) |
---|
[8586] | 524 | |
---|
[13554] | 525 | ! ! Flux from i+1 to i IF u LT 0. |
---|
[11612] | 526 | zbt = zbet(ji,jj) |
---|
| 527 | zbt1 = 1.0 - zbet(ji,jj) |
---|
| 528 | psm(ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) + zfm(ji,jj) ) |
---|
| 529 | zalf = zbt1 * zfm(ji,jj) / psm(ji,jj,jl) |
---|
| 530 | zalf1 = 1.0 - zalf |
---|
| 531 | ztemp = - zalf * ps0(ji,jj,jl) + zalf1 * zf0(ji,jj) |
---|
| 532 | ! |
---|
| 533 | ps0 (ji,jj,jl) = zbt * ps0 (ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) + zf0(ji,jj) ) |
---|
| 534 | psx (ji,jj,jl) = zbt * psx (ji,jj,jl) + zbt1 * ( zalf * zfx(ji,jj) + zalf1 * psx(ji,jj,jl) + 3.0 * ztemp ) |
---|
| 535 | psxx(ji,jj,jl) = zbt * psxx(ji,jj,jl) + zbt1 * ( zalf * zalf * zfxx(ji,jj) + zalf1 * zalf1 * psxx(ji,jj,jl) & |
---|
| 536 | & + 5.0 * ( zalf * zalf1 * ( - psx(ji,jj,jl) + zfx(ji,jj) ) & |
---|
| 537 | & + ( zalf1 - zalf ) * ztemp ) ) |
---|
| 538 | psxy(ji,jj,jl) = zbt * psxy(ji,jj,jl) + zbt1 * ( zalf * zfxy(ji,jj) + zalf1 * psxy(ji,jj,jl) & |
---|
| 539 | & + 3.0 * ( zalf1 * zfy(ji,jj) - zalf * psy(ji,jj,jl) ) ) |
---|
| 540 | psy (ji,jj,jl) = zbt * psy (ji,jj,jl) + zbt1 * ( psy (ji,jj,jl) + zfy (ji,jj) ) |
---|
| 541 | psyy(ji,jj,jl) = zbt * psyy(ji,jj,jl) + zbt1 * ( psyy(ji,jj,jl) + zfyy(ji,jj) ) |
---|
| 542 | END DO |
---|
[13554] | 543 | |
---|
[8586] | 544 | END DO |
---|
| 545 | |
---|
| 546 | END DO |
---|
| 547 | ! |
---|
| 548 | END SUBROUTINE adv_x |
---|
| 549 | |
---|
| 550 | |
---|
[11612] | 551 | SUBROUTINE adv_y( pdt, pvt , pcrh, psm , ps0 , & |
---|
[8586] | 552 | & psx, psxx, psy , psyy, psxy ) |
---|
| 553 | !!--------------------------------------------------------------------- |
---|
| 554 | !! ** routine adv_y ** |
---|
| 555 | !! |
---|
| 556 | !! ** purpose : Computes and adds the advection trend to sea-ice |
---|
| 557 | !! variable on y axis |
---|
| 558 | !!--------------------------------------------------------------------- |
---|
[11612] | 559 | REAL(wp) , INTENT(in ) :: pdt ! time step |
---|
| 560 | REAL(wp) , INTENT(in ) :: pcrh ! call adv_x then adv_y (=1) or the opposite (=0) |
---|
| 561 | REAL(wp), DIMENSION(:,:) , INTENT(in ) :: pvt ! j-direction ice velocity at V-point [m/s] |
---|
| 562 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psm ! area |
---|
| 563 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: ps0 ! field to be advected |
---|
| 564 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psx , psy ! 1st moments |
---|
| 565 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: psxx, psyy, psxy ! 2nd moments |
---|
[8586] | 566 | !! |
---|
[11612] | 567 | INTEGER :: ji, jj, jl, jcat ! dummy loop indices |
---|
[13554] | 568 | INTEGER :: jimin, jimax ! dummy loop indices |
---|
[11612] | 569 | REAL(wp) :: zs1max, zslpmax, ztemp ! temporary scalars |
---|
[8586] | 570 | REAL(wp) :: zs1new, zalf , zalfq , zbt ! - - |
---|
| 571 | REAL(wp) :: zs2new, zalf1, zalf1q, zbt1 ! - - |
---|
| 572 | REAL(wp), DIMENSION(jpi,jpj) :: zf0, zfx , zfy , zbet ! 2D workspace |
---|
| 573 | REAL(wp), DIMENSION(jpi,jpj) :: zfm, zfxx, zfyy, zfxy ! - - |
---|
| 574 | REAL(wp), DIMENSION(jpi,jpj) :: zalg, zalg1, zalg1q ! - - |
---|
| 575 | !--------------------------------------------------------------------- |
---|
[13554] | 576 | ! in order to avoid lbc_lnk (communications): |
---|
| 577 | ! ji loop must be 1:jpi if adv_y is called first |
---|
| 578 | ! and 2:jpi-1 if adv_y is called second |
---|
| 579 | jimin = 2 - NINT(pcrh) ! 1 or 2 |
---|
| 580 | jimax = jpim1 + NINT(pcrh) ! jpi or jpi-1 |
---|
[11612] | 581 | ! |
---|
| 582 | jcat = SIZE( ps0 , 3 ) ! size of input arrays |
---|
| 583 | ! |
---|
| 584 | DO jl = 1, jcat ! loop on categories |
---|
| 585 | ! |
---|
| 586 | ! Limitation of moments. |
---|
| 587 | DO jj = 1, jpj |
---|
[13554] | 588 | DO ji = jimin, jimax |
---|
| 589 | ! Initialize volumes of boxes (=area if adv_y first called, =psm otherwise) |
---|
[11612] | 590 | psm(ji,jj,jl) = MAX( pcrh * e1e2t(ji,jj) + ( 1.0 - pcrh ) * psm(ji,jj,jl) , epsi20 ) |
---|
| 591 | ! |
---|
| 592 | zslpmax = MAX( 0._wp, ps0(ji,jj,jl) ) |
---|
| 593 | zs1max = 1.5 * zslpmax |
---|
| 594 | zs1new = MIN( zs1max, MAX( -zs1max, psy(ji,jj,jl) ) ) |
---|
[13554] | 595 | zs2new = MIN( ( 2.0 * zslpmax - 0.3334 * ABS( zs1new ) ), MAX( ABS( zs1new )-zslpmax, psyy(ji,jj,jl) ) ) |
---|
[11612] | 596 | rswitch = ( 1.0 - MAX( 0._wp, SIGN( 1._wp, -zslpmax) ) ) * tmask(ji,jj,1) ! Case of empty boxes & Apply mask |
---|
| 597 | ! |
---|
| 598 | ps0 (ji,jj,jl) = zslpmax |
---|
| 599 | psx (ji,jj,jl) = psx (ji,jj,jl) * rswitch |
---|
| 600 | psxx(ji,jj,jl) = psxx(ji,jj,jl) * rswitch |
---|
| 601 | psy (ji,jj,jl) = zs1new * rswitch |
---|
| 602 | psyy(ji,jj,jl) = zs2new * rswitch |
---|
| 603 | psxy(ji,jj,jl) = MIN( zslpmax, MAX( -zslpmax, psxy(ji,jj,jl) ) ) * rswitch |
---|
| 604 | |
---|
[13554] | 605 | ! Calculate fluxes and moments between boxes j<-->j+1 |
---|
| 606 | ! ! Flux from j to j+1 WHEN v GT 0 |
---|
[11612] | 607 | zbet(ji,jj) = MAX( 0._wp, SIGN( 1._wp, pvt(ji,jj) ) ) |
---|
[11732] | 608 | zalf = MAX( 0._wp, pvt(ji,jj) ) * pdt / psm(ji,jj,jl) |
---|
[11612] | 609 | zalfq = zalf * zalf |
---|
| 610 | zalf1 = 1.0 - zalf |
---|
| 611 | zalf1q = zalf1 * zalf1 |
---|
| 612 | ! |
---|
| 613 | zfm (ji,jj) = zalf * psm(ji,jj,jl) |
---|
| 614 | zf0 (ji,jj) = zalf * ( ps0(ji,jj,jl) + zalf1 * ( psy(ji,jj,jl) + (zalf1-zalf) * psyy(ji,jj,jl) ) ) |
---|
| 615 | zfy (ji,jj) = zalfq *( psy(ji,jj,jl) + 3.0*zalf1*psyy(ji,jj,jl) ) |
---|
| 616 | zfyy(ji,jj) = zalf * zalfq * psyy(ji,jj,jl) |
---|
| 617 | zfx (ji,jj) = zalf * ( psx(ji,jj,jl) + zalf1 * psxy(ji,jj,jl) ) |
---|
| 618 | zfxy(ji,jj) = zalfq * psxy(ji,jj,jl) |
---|
| 619 | zfxx(ji,jj) = zalf * psxx(ji,jj,jl) |
---|
| 620 | ! |
---|
[13554] | 621 | ! ! Readjust moments remaining in the box. |
---|
[11612] | 622 | psm (ji,jj,jl) = psm (ji,jj,jl) - zfm(ji,jj) |
---|
| 623 | ps0 (ji,jj,jl) = ps0 (ji,jj,jl) - zf0(ji,jj) |
---|
| 624 | psy (ji,jj,jl) = zalf1q * ( psy(ji,jj,jl) -3.0 * zalf * psyy(ji,jj,jl) ) |
---|
| 625 | psyy(ji,jj,jl) = zalf1 * zalf1q * psyy(ji,jj,jl) |
---|
| 626 | psx (ji,jj,jl) = psx (ji,jj,jl) - zfx(ji,jj) |
---|
| 627 | psxx(ji,jj,jl) = psxx(ji,jj,jl) - zfxx(ji,jj) |
---|
| 628 | psxy(ji,jj,jl) = zalf1q * psxy(ji,jj,jl) |
---|
| 629 | END DO |
---|
[8586] | 630 | END DO |
---|
[11612] | 631 | ! |
---|
[13554] | 632 | DO jj = 1, jpjm1 |
---|
| 633 | DO ji = jimin, jimax |
---|
| 634 | ! ! Flux from j+1 to j when v LT 0. |
---|
[11732] | 635 | zalf = MAX( 0._wp, -pvt(ji,jj) ) * pdt / psm(ji,jj+1,jl) |
---|
[11612] | 636 | zalg (ji,jj) = zalf |
---|
| 637 | zalfq = zalf * zalf |
---|
| 638 | zalf1 = 1.0 - zalf |
---|
| 639 | zalg1 (ji,jj) = zalf1 |
---|
| 640 | zalf1q = zalf1 * zalf1 |
---|
| 641 | zalg1q(ji,jj) = zalf1q |
---|
| 642 | ! |
---|
| 643 | zfm (ji,jj) = zfm (ji,jj) + zalf * psm (ji,jj+1,jl) |
---|
| 644 | zf0 (ji,jj) = zf0 (ji,jj) + zalf * ( ps0 (ji,jj+1,jl) & |
---|
| 645 | & - zalf1 * (psy(ji,jj+1,jl) - (zalf1 - zalf ) * psyy(ji,jj+1,jl) ) ) |
---|
| 646 | zfy (ji,jj) = zfy (ji,jj) + zalfq * ( psy (ji,jj+1,jl) - 3.0 * zalf1 * psyy(ji,jj+1,jl) ) |
---|
| 647 | zfyy (ji,jj) = zfyy(ji,jj) + zalf * psyy(ji,jj+1,jl) * zalfq |
---|
| 648 | zfx (ji,jj) = zfx (ji,jj) + zalf * ( psx (ji,jj+1,jl) - zalf1 * psxy(ji,jj+1,jl) ) |
---|
| 649 | zfxy (ji,jj) = zfxy(ji,jj) + zalfq * psxy(ji,jj+1,jl) |
---|
| 650 | zfxx (ji,jj) = zfxx(ji,jj) + zalf * psxx(ji,jj+1,jl) |
---|
| 651 | END DO |
---|
[8586] | 652 | END DO |
---|
| 653 | |
---|
[11612] | 654 | DO jj = 2, jpjm1 |
---|
[13554] | 655 | DO ji = jimin, jimax |
---|
| 656 | ! ! Readjust moments remaining in the box. |
---|
[11612] | 657 | zbt = zbet(ji,jj-1) |
---|
| 658 | zbt1 = ( 1.0 - zbet(ji,jj-1) ) |
---|
| 659 | ! |
---|
| 660 | psm (ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) - zfm(ji,jj-1) ) |
---|
| 661 | ps0 (ji,jj,jl) = zbt * ps0(ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) - zf0(ji,jj-1) ) |
---|
| 662 | psy (ji,jj,jl) = zalg1q(ji,jj-1) * ( psy(ji,jj,jl) + 3.0 * zalg(ji,jj-1) * psyy(ji,jj,jl) ) |
---|
| 663 | psyy(ji,jj,jl) = zalg1 (ji,jj-1) * zalg1q(ji,jj-1) * psyy(ji,jj,jl) |
---|
| 664 | psx (ji,jj,jl) = zbt * psx (ji,jj,jl) + zbt1 * ( psx (ji,jj,jl) - zfx (ji,jj-1) ) |
---|
| 665 | psxx(ji,jj,jl) = zbt * psxx(ji,jj,jl) + zbt1 * ( psxx(ji,jj,jl) - zfxx(ji,jj-1) ) |
---|
| 666 | psxy(ji,jj,jl) = zalg1q(ji,jj-1) * psxy(ji,jj,jl) |
---|
[8586] | 667 | |
---|
[13554] | 668 | ! Put the temporary moments into appropriate neighboring boxes. |
---|
| 669 | ! ! Flux from j to j+1 IF v GT 0. |
---|
[11612] | 670 | zbt = zbet(ji,jj-1) |
---|
| 671 | zbt1 = 1.0 - zbet(ji,jj-1) |
---|
| 672 | psm(ji,jj,jl) = zbt * ( psm(ji,jj,jl) + zfm(ji,jj-1) ) + zbt1 * psm(ji,jj,jl) |
---|
| 673 | zalf = zbt * zfm(ji,jj-1) / psm(ji,jj,jl) |
---|
| 674 | zalf1 = 1.0 - zalf |
---|
| 675 | ztemp = zalf * ps0(ji,jj,jl) - zalf1 * zf0(ji,jj-1) |
---|
| 676 | ! |
---|
| 677 | ps0(ji,jj,jl) = zbt * ( ps0(ji,jj,jl) + zf0(ji,jj-1) ) + zbt1 * ps0(ji,jj,jl) |
---|
| 678 | psy(ji,jj,jl) = zbt * ( zalf * zfy(ji,jj-1) + zalf1 * psy(ji,jj,jl) + 3.0 * ztemp ) & |
---|
| 679 | & + zbt1 * psy(ji,jj,jl) |
---|
| 680 | psyy(ji,jj,jl) = zbt * ( zalf * zalf * zfyy(ji,jj-1) + zalf1 * zalf1 * psyy(ji,jj,jl) & |
---|
| 681 | & + 5.0 * ( zalf * zalf1 * ( psy(ji,jj,jl) - zfy(ji,jj-1) ) - ( zalf1 - zalf ) * ztemp ) ) & |
---|
| 682 | & + zbt1 * psyy(ji,jj,jl) |
---|
| 683 | psxy(ji,jj,jl) = zbt * ( zalf * zfxy(ji,jj-1) + zalf1 * psxy(ji,jj,jl) & |
---|
| 684 | & + 3.0 * (- zalf1 * zfx(ji,jj-1) + zalf * psx(ji,jj,jl) ) ) & |
---|
| 685 | & + zbt1 * psxy(ji,jj,jl) |
---|
| 686 | psx (ji,jj,jl) = zbt * ( psx (ji,jj,jl) + zfx (ji,jj-1) ) + zbt1 * psx (ji,jj,jl) |
---|
| 687 | psxx(ji,jj,jl) = zbt * ( psxx(ji,jj,jl) + zfxx(ji,jj-1) ) + zbt1 * psxx(ji,jj,jl) |
---|
[8586] | 688 | |
---|
[13554] | 689 | ! ! Flux from j+1 to j IF v LT 0. |
---|
[11612] | 690 | zbt = zbet(ji,jj) |
---|
| 691 | zbt1 = 1.0 - zbet(ji,jj) |
---|
| 692 | psm(ji,jj,jl) = zbt * psm(ji,jj,jl) + zbt1 * ( psm(ji,jj,jl) + zfm(ji,jj) ) |
---|
| 693 | zalf = zbt1 * zfm(ji,jj) / psm(ji,jj,jl) |
---|
| 694 | zalf1 = 1.0 - zalf |
---|
| 695 | ztemp = - zalf * ps0(ji,jj,jl) + zalf1 * zf0(ji,jj) |
---|
| 696 | ! |
---|
| 697 | ps0 (ji,jj,jl) = zbt * ps0 (ji,jj,jl) + zbt1 * ( ps0(ji,jj,jl) + zf0(ji,jj) ) |
---|
| 698 | psy (ji,jj,jl) = zbt * psy (ji,jj,jl) + zbt1 * ( zalf * zfy(ji,jj) + zalf1 * psy(ji,jj,jl) + 3.0 * ztemp ) |
---|
| 699 | psyy(ji,jj,jl) = zbt * psyy(ji,jj,jl) + zbt1 * ( zalf * zalf * zfyy(ji,jj) + zalf1 * zalf1 * psyy(ji,jj,jl) & |
---|
| 700 | & + 5.0 * ( zalf * zalf1 * ( - psy(ji,jj,jl) + zfy(ji,jj) ) & |
---|
| 701 | & + ( zalf1 - zalf ) * ztemp ) ) |
---|
| 702 | psxy(ji,jj,jl) = zbt * psxy(ji,jj,jl) + zbt1 * ( zalf * zfxy(ji,jj) + zalf1 * psxy(ji,jj,jl) & |
---|
| 703 | & + 3.0 * ( zalf1 * zfx(ji,jj) - zalf * psx(ji,jj,jl) ) ) |
---|
| 704 | psx (ji,jj,jl) = zbt * psx (ji,jj,jl) + zbt1 * ( psx (ji,jj,jl) + zfx (ji,jj) ) |
---|
| 705 | psxx(ji,jj,jl) = zbt * psxx(ji,jj,jl) + zbt1 * ( psxx(ji,jj,jl) + zfxx(ji,jj) ) |
---|
| 706 | END DO |
---|
[8586] | 707 | END DO |
---|
[11612] | 708 | |
---|
[8586] | 709 | END DO |
---|
| 710 | ! |
---|
| 711 | END SUBROUTINE adv_y |
---|
| 712 | |
---|
[8817] | 713 | |
---|
[13284] | 714 | SUBROUTINE Hbig( pdt, phi_max, phs_max, phip_max, psi_max, pes_max, pei_max, & |
---|
| 715 | & pv_i, pv_s, pa_i, pa_ip, pv_ip, psv_i, pe_s, pe_i ) |
---|
[12197] | 716 | !!------------------------------------------------------------------- |
---|
| 717 | !! *** ROUTINE Hbig *** |
---|
| 718 | !! |
---|
| 719 | !! ** Purpose : Thickness correction in case advection scheme creates |
---|
| 720 | !! abnormally tick ice or snow |
---|
| 721 | !! |
---|
| 722 | !! ** Method : 1- check whether ice thickness is larger than the surrounding 9-points |
---|
| 723 | !! (before advection) and reduce it by adapting ice concentration |
---|
| 724 | !! 2- check whether snow thickness is larger than the surrounding 9-points |
---|
| 725 | !! (before advection) and reduce it by sending the excess in the ocean |
---|
| 726 | !! |
---|
| 727 | !! ** input : Max thickness of the surrounding 9-points |
---|
| 728 | !!------------------------------------------------------------------- |
---|
[13284] | 729 | REAL(wp) , INTENT(in ) :: pdt ! tracer time-step |
---|
| 730 | REAL(wp), DIMENSION(:,:,:) , INTENT(in ) :: phi_max, phs_max, phip_max, psi_max ! max ice thick from surrounding 9-pts |
---|
| 731 | REAL(wp), DIMENSION(:,:,:,:), INTENT(in ) :: pes_max |
---|
| 732 | REAL(wp), DIMENSION(:,:,:,:), INTENT(in ) :: pei_max |
---|
| 733 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_i, pv_s, pa_i, pa_ip, pv_ip, psv_i |
---|
[12197] | 734 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_s |
---|
[13284] | 735 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_i |
---|
[12197] | 736 | ! |
---|
[13284] | 737 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
---|
| 738 | REAL(wp) :: z1_dt, zhip, zhi, zhs, zsi, zes, zei, zfra |
---|
[12197] | 739 | !!------------------------------------------------------------------- |
---|
| 740 | ! |
---|
| 741 | z1_dt = 1._wp / pdt |
---|
| 742 | ! |
---|
| 743 | DO jl = 1, jpl |
---|
| 744 | DO jj = 1, jpj |
---|
| 745 | DO ji = 1, jpi |
---|
| 746 | IF ( pv_i(ji,jj,jl) > 0._wp ) THEN |
---|
| 747 | ! |
---|
| 748 | ! ! -- check h_ip -- ! |
---|
| 749 | ! if h_ip is larger than the surrounding 9 pts => reduce h_ip and increase a_ip |
---|
[13284] | 750 | IF( ln_pnd_LEV .AND. pv_ip(ji,jj,jl) > 0._wp ) THEN |
---|
[12197] | 751 | zhip = pv_ip(ji,jj,jl) / MAX( epsi20, pa_ip(ji,jj,jl) ) |
---|
| 752 | IF( zhip > phip_max(ji,jj,jl) .AND. pa_ip(ji,jj,jl) < 0.15 ) THEN |
---|
| 753 | pa_ip(ji,jj,jl) = pv_ip(ji,jj,jl) / phip_max(ji,jj,jl) |
---|
| 754 | ENDIF |
---|
| 755 | ENDIF |
---|
| 756 | ! |
---|
| 757 | ! ! -- check h_i -- ! |
---|
| 758 | ! if h_i is larger than the surrounding 9 pts => reduce h_i and increase a_i |
---|
| 759 | zhi = pv_i(ji,jj,jl) / pa_i(ji,jj,jl) |
---|
| 760 | IF( zhi > phi_max(ji,jj,jl) .AND. pa_i(ji,jj,jl) < 0.15 ) THEN |
---|
| 761 | pa_i(ji,jj,jl) = pv_i(ji,jj,jl) / MIN( phi_max(ji,jj,jl), hi_max(jpl) ) !-- bound h_i to hi_max (99 m) |
---|
| 762 | ENDIF |
---|
| 763 | ! |
---|
| 764 | ! ! -- check h_s -- ! |
---|
| 765 | ! if h_s is larger than the surrounding 9 pts => put the snow excess in the ocean |
---|
| 766 | zhs = pv_s(ji,jj,jl) / pa_i(ji,jj,jl) |
---|
| 767 | IF( pv_s(ji,jj,jl) > 0._wp .AND. zhs > phs_max(ji,jj,jl) .AND. pa_i(ji,jj,jl) < 0.15 ) THEN |
---|
| 768 | zfra = phs_max(ji,jj,jl) / MAX( zhs, epsi20 ) |
---|
| 769 | ! |
---|
| 770 | wfx_res(ji,jj) = wfx_res(ji,jj) + ( pv_s(ji,jj,jl) - pa_i(ji,jj,jl) * phs_max(ji,jj,jl) ) * rhos * z1_dt |
---|
| 771 | 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 |
---|
| 772 | ! |
---|
| 773 | pe_s(ji,jj,1:nlay_s,jl) = pe_s(ji,jj,1:nlay_s,jl) * zfra |
---|
| 774 | pv_s(ji,jj,jl) = pa_i(ji,jj,jl) * phs_max(ji,jj,jl) |
---|
| 775 | ENDIF |
---|
| 776 | ! |
---|
[13284] | 777 | ! ! -- check s_i -- ! |
---|
| 778 | ! if s_i is larger than the surrounding 9 pts => put salt excess in the ocean |
---|
| 779 | zsi = psv_i(ji,jj,jl) / pv_i(ji,jj,jl) |
---|
| 780 | IF( zsi > psi_max(ji,jj,jl) .AND. pa_i(ji,jj,jl) < 0.15 ) THEN |
---|
| 781 | zfra = psi_max(ji,jj,jl) / zsi |
---|
| 782 | sfx_res(ji,jj) = sfx_res(ji,jj) + psv_i(ji,jj,jl) * ( 1._wp - zfra ) * rhoi * z1_dt |
---|
| 783 | psv_i(ji,jj,jl) = psv_i(ji,jj,jl) * zfra |
---|
| 784 | ENDIF |
---|
| 785 | ! |
---|
[12197] | 786 | ENDIF |
---|
| 787 | END DO |
---|
| 788 | END DO |
---|
| 789 | END DO |
---|
| 790 | ! |
---|
[13284] | 791 | ! ! -- check e_i/v_i -- ! |
---|
| 792 | DO jl = 1, jpl |
---|
| 793 | DO jk = 1, nlay_i |
---|
| 794 | DO jj = 1, jpj |
---|
| 795 | DO ji = 1, jpi |
---|
| 796 | IF ( pv_i(ji,jj,jl) > 0._wp ) THEN |
---|
| 797 | ! if e_i/v_i is larger than the surrounding 9 pts => put the heat excess in the ocean |
---|
| 798 | zei = pe_i(ji,jj,jk,jl) / pv_i(ji,jj,jl) |
---|
| 799 | IF( zei > pei_max(ji,jj,jk,jl) .AND. pa_i(ji,jj,jl) < 0.15 ) THEN |
---|
| 800 | zfra = pei_max(ji,jj,jk,jl) / zei |
---|
| 801 | hfx_res(ji,jj) = hfx_res(ji,jj) - pe_i(ji,jj,jk,jl) * ( 1._wp - zfra ) * z1_dt ! W.m-2 <0 |
---|
| 802 | pe_i(ji,jj,jk,jl) = pe_i(ji,jj,jk,jl) * zfra |
---|
| 803 | ENDIF |
---|
| 804 | ENDIF |
---|
| 805 | END DO |
---|
| 806 | END DO |
---|
| 807 | END DO |
---|
| 808 | END DO |
---|
| 809 | ! ! -- check e_s/v_s -- ! |
---|
| 810 | DO jl = 1, jpl |
---|
| 811 | DO jk = 1, nlay_s |
---|
| 812 | DO jj = 1, jpj |
---|
| 813 | DO ji = 1, jpi |
---|
| 814 | IF ( pv_s(ji,jj,jl) > 0._wp ) THEN |
---|
| 815 | ! if e_s/v_s is larger than the surrounding 9 pts => put the heat excess in the ocean |
---|
| 816 | zes = pe_s(ji,jj,jk,jl) / pv_s(ji,jj,jl) |
---|
| 817 | IF( zes > pes_max(ji,jj,jk,jl) .AND. pa_i(ji,jj,jl) < 0.15 ) THEN |
---|
| 818 | zfra = pes_max(ji,jj,jk,jl) / zes |
---|
| 819 | hfx_res(ji,jj) = hfx_res(ji,jj) - pe_s(ji,jj,jk,jl) * ( 1._wp - zfra ) * z1_dt ! W.m-2 <0 |
---|
| 820 | pe_s(ji,jj,jk,jl) = pe_s(ji,jj,jk,jl) * zfra |
---|
| 821 | ENDIF |
---|
| 822 | ENDIF |
---|
| 823 | END DO |
---|
| 824 | END DO |
---|
| 825 | END DO |
---|
| 826 | END DO |
---|
| 827 | ! |
---|
[12197] | 828 | END SUBROUTINE Hbig |
---|
| 829 | |
---|
| 830 | |
---|
[11632] | 831 | SUBROUTINE Hsnow( pdt, pv_i, pv_s, pa_i, pa_ip, pe_s ) |
---|
| 832 | !!------------------------------------------------------------------- |
---|
| 833 | !! *** ROUTINE Hsnow *** |
---|
| 834 | !! |
---|
| 835 | !! ** Purpose : 1- Check snow load after advection |
---|
| 836 | !! 2- Correct pond concentration to avoid a_ip > a_i |
---|
| 837 | !! |
---|
| 838 | !! ** Method : If snow load makes snow-ice interface to deplet below the ocean surface |
---|
| 839 | !! then put the snow excess in the ocean |
---|
| 840 | !! |
---|
| 841 | !! ** Notes : This correction is crucial because of the call to routine icecor afterwards |
---|
| 842 | !! which imposes a mini of ice thick. (rn_himin). This imposed mini can artificially |
---|
| 843 | !! make the snow very thick (if concentration decreases drastically) |
---|
| 844 | !! This behavior has been seen in Ultimate-Macho and supposedly it can also be true for Prather |
---|
| 845 | !!------------------------------------------------------------------- |
---|
| 846 | REAL(wp) , INTENT(in ) :: pdt ! tracer time-step |
---|
| 847 | REAL(wp), DIMENSION(:,:,:) , INTENT(inout) :: pv_i, pv_s, pa_i, pa_ip |
---|
| 848 | REAL(wp), DIMENSION(:,:,:,:), INTENT(inout) :: pe_s |
---|
| 849 | ! |
---|
| 850 | INTEGER :: ji, jj, jl ! dummy loop indices |
---|
| 851 | REAL(wp) :: z1_dt, zvs_excess, zfra |
---|
| 852 | !!------------------------------------------------------------------- |
---|
| 853 | ! |
---|
| 854 | z1_dt = 1._wp / pdt |
---|
| 855 | ! |
---|
| 856 | ! -- check snow load -- ! |
---|
| 857 | DO jl = 1, jpl |
---|
| 858 | DO jj = 1, jpj |
---|
| 859 | DO ji = 1, jpi |
---|
| 860 | IF ( pv_i(ji,jj,jl) > 0._wp ) THEN |
---|
| 861 | ! |
---|
| 862 | zvs_excess = MAX( 0._wp, pv_s(ji,jj,jl) - pv_i(ji,jj,jl) * (rau0-rhoi) * r1_rhos ) |
---|
| 863 | ! |
---|
| 864 | IF( zvs_excess > 0._wp ) THEN ! snow-ice interface deplets below the ocean surface |
---|
| 865 | ! put snow excess in the ocean |
---|
| 866 | zfra = ( pv_s(ji,jj,jl) - zvs_excess ) / MAX( pv_s(ji,jj,jl), epsi20 ) |
---|
| 867 | wfx_res(ji,jj) = wfx_res(ji,jj) + zvs_excess * rhos * z1_dt |
---|
| 868 | 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 |
---|
| 869 | ! correct snow volume and heat content |
---|
| 870 | pe_s(ji,jj,1:nlay_s,jl) = pe_s(ji,jj,1:nlay_s,jl) * zfra |
---|
| 871 | pv_s(ji,jj,jl) = pv_s(ji,jj,jl) - zvs_excess |
---|
| 872 | ENDIF |
---|
| 873 | ! |
---|
| 874 | ENDIF |
---|
| 875 | END DO |
---|
| 876 | END DO |
---|
| 877 | END DO |
---|
| 878 | ! |
---|
| 879 | !-- correct pond concentration to avoid a_ip > a_i -- ! |
---|
| 880 | WHERE( pa_ip(:,:,:) > pa_i(:,:,:) ) pa_ip(:,:,:) = pa_i(:,:,:) |
---|
| 881 | ! |
---|
| 882 | END SUBROUTINE Hsnow |
---|
| 883 | |
---|
| 884 | |
---|
[8586] | 885 | SUBROUTINE adv_pra_init |
---|
| 886 | !!------------------------------------------------------------------- |
---|
| 887 | !! *** ROUTINE adv_pra_init *** |
---|
| 888 | !! |
---|
| 889 | !! ** Purpose : allocate and initialize arrays for Prather advection |
---|
| 890 | !!------------------------------------------------------------------- |
---|
| 891 | INTEGER :: ierr |
---|
| 892 | !!------------------------------------------------------------------- |
---|
[8817] | 893 | ! |
---|
| 894 | ! !* allocate prather fields |
---|
[11732] | 895 | ALLOCATE( sxice(jpi,jpj,jpl) , syice(jpi,jpj,jpl) , sxxice(jpi,jpj,jpl) , syyice(jpi,jpj,jpl) , sxyice(jpi,jpj,jpl) , & |
---|
[8586] | 896 | & sxsn (jpi,jpj,jpl) , sysn (jpi,jpj,jpl) , sxxsn (jpi,jpj,jpl) , syysn (jpi,jpj,jpl) , sxysn (jpi,jpj,jpl) , & |
---|
| 897 | & sxa (jpi,jpj,jpl) , sya (jpi,jpj,jpl) , sxxa (jpi,jpj,jpl) , syya (jpi,jpj,jpl) , sxya (jpi,jpj,jpl) , & |
---|
| 898 | & sxsal(jpi,jpj,jpl) , sysal(jpi,jpj,jpl) , sxxsal(jpi,jpj,jpl) , syysal(jpi,jpj,jpl) , sxysal(jpi,jpj,jpl) , & |
---|
| 899 | & sxage(jpi,jpj,jpl) , syage(jpi,jpj,jpl) , sxxage(jpi,jpj,jpl) , syyage(jpi,jpj,jpl) , sxyage(jpi,jpj,jpl) , & |
---|
[13284] | 900 | & sxap (jpi,jpj,jpl) , syap (jpi,jpj,jpl) , sxxap (jpi,jpj,jpl) , syyap (jpi,jpj,jpl) , sxyap (jpi,jpj,jpl) , & |
---|
| 901 | & sxvp (jpi,jpj,jpl) , syvp (jpi,jpj,jpl) , sxxvp (jpi,jpj,jpl) , syyvp (jpi,jpj,jpl) , sxyvp (jpi,jpj,jpl) , & |
---|
| 902 | & sxvl (jpi,jpj,jpl) , syvl (jpi,jpj,jpl) , sxxvl (jpi,jpj,jpl) , syyvl (jpi,jpj,jpl) , sxyvl (jpi,jpj,jpl) , & |
---|
[9271] | 903 | ! |
---|
| 904 | & sxc0 (jpi,jpj,nlay_s,jpl) , syc0 (jpi,jpj,nlay_s,jpl) , sxxc0(jpi,jpj,nlay_s,jpl) , & |
---|
| 905 | & syyc0(jpi,jpj,nlay_s,jpl) , sxyc0(jpi,jpj,nlay_s,jpl) , & |
---|
| 906 | ! |
---|
| 907 | & sxe (jpi,jpj,nlay_i,jpl) , sye (jpi,jpj,nlay_i,jpl) , sxxe (jpi,jpj,nlay_i,jpl) , & |
---|
| 908 | & syye (jpi,jpj,nlay_i,jpl) , sxye (jpi,jpj,nlay_i,jpl) , & |
---|
[8586] | 909 | & STAT = ierr ) |
---|
| 910 | ! |
---|
[10425] | 911 | CALL mpp_sum( 'icedyn_adv_pra', ierr ) |
---|
[8586] | 912 | IF( ierr /= 0 ) CALL ctl_stop('STOP', 'adv_pra_init : unable to allocate ice arrays for Prather advection scheme') |
---|
| 913 | ! |
---|
[8817] | 914 | CALL adv_pra_rst( 'READ' ) !* read or initialize all required files |
---|
[8586] | 915 | ! |
---|
| 916 | END SUBROUTINE adv_pra_init |
---|
| 917 | |
---|
[8817] | 918 | |
---|
[8586] | 919 | SUBROUTINE adv_pra_rst( cdrw, kt ) |
---|
| 920 | !!--------------------------------------------------------------------- |
---|
| 921 | !! *** ROUTINE adv_pra_rst *** |
---|
| 922 | !! |
---|
[11612] | 923 | !! ** Purpose : Read or write file in restart file |
---|
[8586] | 924 | !! |
---|
| 925 | !! ** Method : use of IOM library |
---|
| 926 | !!---------------------------------------------------------------------- |
---|
| 927 | CHARACTER(len=*) , INTENT(in) :: cdrw ! "READ"/"WRITE" flag |
---|
| 928 | INTEGER, OPTIONAL, INTENT(in) :: kt ! ice time-step |
---|
| 929 | ! |
---|
| 930 | INTEGER :: jk, jl ! dummy loop indices |
---|
| 931 | INTEGER :: iter ! local integer |
---|
| 932 | INTEGER :: id1 ! local integer |
---|
| 933 | CHARACTER(len=25) :: znam |
---|
| 934 | CHARACTER(len=2) :: zchar, zchar1 |
---|
[8817] | 935 | REAL(wp), DIMENSION(jpi,jpj,jpl) :: z3d ! 3D workspace |
---|
[8586] | 936 | !!---------------------------------------------------------------------- |
---|
| 937 | ! |
---|
[8817] | 938 | ! !==========================! |
---|
| 939 | IF( TRIM(cdrw) == 'READ' ) THEN !== Read or initialize ==! |
---|
| 940 | ! !==========================! |
---|
| 941 | ! |
---|
[11732] | 942 | IF( ln_rstart ) THEN ; id1 = iom_varid( numrir, 'sxice' , ldstop = .FALSE. ) ! file exist: id1>0 |
---|
[8817] | 943 | ELSE ; id1 = 0 ! no restart: id1=0 |
---|
| 944 | ENDIF |
---|
| 945 | ! |
---|
| 946 | IF( id1 > 0 ) THEN !** Read the restart file **! |
---|
[8586] | 947 | ! |
---|
[8817] | 948 | ! ! ice thickness |
---|
| 949 | CALL iom_get( numrir, jpdom_autoglo, 'sxice' , sxice ) |
---|
| 950 | CALL iom_get( numrir, jpdom_autoglo, 'syice' , syice ) |
---|
| 951 | CALL iom_get( numrir, jpdom_autoglo, 'sxxice', sxxice ) |
---|
| 952 | CALL iom_get( numrir, jpdom_autoglo, 'syyice', syyice ) |
---|
| 953 | CALL iom_get( numrir, jpdom_autoglo, 'sxyice', sxyice ) |
---|
| 954 | ! ! snow thickness |
---|
| 955 | CALL iom_get( numrir, jpdom_autoglo, 'sxsn' , sxsn ) |
---|
| 956 | CALL iom_get( numrir, jpdom_autoglo, 'sysn' , sysn ) |
---|
| 957 | CALL iom_get( numrir, jpdom_autoglo, 'sxxsn' , sxxsn ) |
---|
| 958 | CALL iom_get( numrir, jpdom_autoglo, 'syysn' , syysn ) |
---|
| 959 | CALL iom_get( numrir, jpdom_autoglo, 'sxysn' , sxysn ) |
---|
[11627] | 960 | ! ! ice concentration |
---|
[8817] | 961 | CALL iom_get( numrir, jpdom_autoglo, 'sxa' , sxa ) |
---|
| 962 | CALL iom_get( numrir, jpdom_autoglo, 'sya' , sya ) |
---|
| 963 | CALL iom_get( numrir, jpdom_autoglo, 'sxxa' , sxxa ) |
---|
| 964 | CALL iom_get( numrir, jpdom_autoglo, 'syya' , syya ) |
---|
| 965 | CALL iom_get( numrir, jpdom_autoglo, 'sxya' , sxya ) |
---|
| 966 | ! ! ice salinity |
---|
| 967 | CALL iom_get( numrir, jpdom_autoglo, 'sxsal' , sxsal ) |
---|
| 968 | CALL iom_get( numrir, jpdom_autoglo, 'sysal' , sysal ) |
---|
| 969 | CALL iom_get( numrir, jpdom_autoglo, 'sxxsal', sxxsal ) |
---|
| 970 | CALL iom_get( numrir, jpdom_autoglo, 'syysal', syysal ) |
---|
| 971 | CALL iom_get( numrir, jpdom_autoglo, 'sxysal', sxysal ) |
---|
| 972 | ! ! ice age |
---|
| 973 | CALL iom_get( numrir, jpdom_autoglo, 'sxage' , sxage ) |
---|
| 974 | CALL iom_get( numrir, jpdom_autoglo, 'syage' , syage ) |
---|
| 975 | CALL iom_get( numrir, jpdom_autoglo, 'sxxage', sxxage ) |
---|
| 976 | CALL iom_get( numrir, jpdom_autoglo, 'syyage', syyage ) |
---|
| 977 | CALL iom_get( numrir, jpdom_autoglo, 'sxyage', sxyage ) |
---|
[9271] | 978 | ! ! snow layers heat content |
---|
| 979 | DO jk = 1, nlay_s |
---|
| 980 | WRITE(zchar1,'(I2.2)') jk |
---|
| 981 | znam = 'sxc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxc0 (:,:,jk,:) = z3d(:,:,:) |
---|
| 982 | znam = 'syc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; syc0 (:,:,jk,:) = z3d(:,:,:) |
---|
| 983 | znam = 'sxxc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxxc0(:,:,jk,:) = z3d(:,:,:) |
---|
| 984 | znam = 'syyc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; syyc0(:,:,jk,:) = z3d(:,:,:) |
---|
| 985 | znam = 'sxyc0'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxyc0(:,:,jk,:) = z3d(:,:,:) |
---|
| 986 | END DO |
---|
[8817] | 987 | ! ! ice layers heat content |
---|
[9271] | 988 | DO jk = 1, nlay_i |
---|
[8817] | 989 | WRITE(zchar1,'(I2.2)') jk |
---|
[9123] | 990 | znam = 'sxe'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxe (:,:,jk,:) = z3d(:,:,:) |
---|
| 991 | znam = 'sye'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sye (:,:,jk,:) = z3d(:,:,:) |
---|
| 992 | znam = 'sxxe'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxxe(:,:,jk,:) = z3d(:,:,:) |
---|
| 993 | znam = 'syye'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; syye(:,:,jk,:) = z3d(:,:,:) |
---|
| 994 | znam = 'sxye'//'_l'//zchar1 ; CALL iom_get( numrir, jpdom_autoglo, znam , z3d ) ; sxye(:,:,jk,:) = z3d(:,:,:) |
---|
[8817] | 995 | END DO |
---|
[8586] | 996 | ! |
---|
[13284] | 997 | IF( ln_pnd_LEV ) THEN ! melt pond fraction |
---|
| 998 | IF( iom_varid( numror, 'sxap', ldstop = .FALSE. ) > 0 ) THEN |
---|
| 999 | CALL iom_get( numrir, jpdom_autoglo, 'sxap' , sxap ) |
---|
| 1000 | CALL iom_get( numrir, jpdom_autoglo, 'syap' , syap ) |
---|
| 1001 | CALL iom_get( numrir, jpdom_autoglo, 'sxxap', sxxap ) |
---|
| 1002 | CALL iom_get( numrir, jpdom_autoglo, 'syyap', syyap ) |
---|
| 1003 | CALL iom_get( numrir, jpdom_autoglo, 'sxyap', sxyap ) |
---|
| 1004 | ! ! melt pond volume |
---|
| 1005 | CALL iom_get( numrir, jpdom_autoglo, 'sxvp' , sxvp ) |
---|
| 1006 | CALL iom_get( numrir, jpdom_autoglo, 'syvp' , syvp ) |
---|
| 1007 | CALL iom_get( numrir, jpdom_autoglo, 'sxxvp', sxxvp ) |
---|
| 1008 | CALL iom_get( numrir, jpdom_autoglo, 'syyvp', syyvp ) |
---|
| 1009 | CALL iom_get( numrir, jpdom_autoglo, 'sxyvp', sxyvp ) |
---|
| 1010 | ELSE |
---|
| 1011 | sxap = 0._wp ; syap = 0._wp ; sxxap = 0._wp ; syyap = 0._wp ; sxyap = 0._wp ! melt pond fraction |
---|
| 1012 | sxvp = 0._wp ; syvp = 0._wp ; sxxvp = 0._wp ; syyvp = 0._wp ; sxyvp = 0._wp ! melt pond volume |
---|
| 1013 | ENDIF |
---|
| 1014 | ! |
---|
| 1015 | IF ( ln_pnd_lids ) THEN ! melt pond lid volume |
---|
| 1016 | IF( iom_varid( numror, 'sxvl', ldstop = .FALSE. ) > 0 ) THEN |
---|
| 1017 | CALL iom_get( numrir, jpdom_autoglo, 'sxvl' , sxvl ) |
---|
| 1018 | CALL iom_get( numrir, jpdom_autoglo, 'syvl' , syvl ) |
---|
| 1019 | CALL iom_get( numrir, jpdom_autoglo, 'sxxvl', sxxvl ) |
---|
| 1020 | CALL iom_get( numrir, jpdom_autoglo, 'syyvl', syyvl ) |
---|
| 1021 | CALL iom_get( numrir, jpdom_autoglo, 'sxyvl', sxyvl ) |
---|
| 1022 | ELSE |
---|
| 1023 | sxvl = 0._wp; syvl = 0._wp ; sxxvl = 0._wp ; syyvl = 0._wp ; sxyvl = 0._wp ! melt pond lid volume |
---|
| 1024 | ENDIF |
---|
| 1025 | ENDIF |
---|
[8586] | 1026 | ENDIF |
---|
| 1027 | ! |
---|
[8817] | 1028 | ELSE !** start rheology from rest **! |
---|
| 1029 | ! |
---|
| 1030 | IF(lwp) WRITE(numout,*) ' ==>> start from rest OR previous run without Prather, set moments to 0' |
---|
| 1031 | ! |
---|
| 1032 | sxice = 0._wp ; syice = 0._wp ; sxxice = 0._wp ; syyice = 0._wp ; sxyice = 0._wp ! ice thickness |
---|
| 1033 | sxsn = 0._wp ; sysn = 0._wp ; sxxsn = 0._wp ; syysn = 0._wp ; sxysn = 0._wp ! snow thickness |
---|
[11627] | 1034 | sxa = 0._wp ; sya = 0._wp ; sxxa = 0._wp ; syya = 0._wp ; sxya = 0._wp ! ice concentration |
---|
[8817] | 1035 | sxsal = 0._wp ; sysal = 0._wp ; sxxsal = 0._wp ; syysal = 0._wp ; sxysal = 0._wp ! ice salinity |
---|
| 1036 | sxage = 0._wp ; syage = 0._wp ; sxxage = 0._wp ; syyage = 0._wp ; sxyage = 0._wp ! ice age |
---|
[9271] | 1037 | sxc0 = 0._wp ; syc0 = 0._wp ; sxxc0 = 0._wp ; syyc0 = 0._wp ; sxyc0 = 0._wp ! snow layers heat content |
---|
[8817] | 1038 | sxe = 0._wp ; sye = 0._wp ; sxxe = 0._wp ; syye = 0._wp ; sxye = 0._wp ! ice layers heat content |
---|
[13284] | 1039 | IF( ln_pnd_LEV ) THEN |
---|
| 1040 | sxap = 0._wp ; syap = 0._wp ; sxxap = 0._wp ; syyap = 0._wp ; sxyap = 0._wp ! melt pond fraction |
---|
| 1041 | sxvp = 0._wp ; syvp = 0._wp ; sxxvp = 0._wp ; syyvp = 0._wp ; sxyvp = 0._wp ! melt pond volume |
---|
| 1042 | IF ( ln_pnd_lids ) THEN |
---|
| 1043 | sxvl = 0._wp; syvl = 0._wp ; sxxvl = 0._wp ; syyvl = 0._wp ; sxyvl = 0._wp ! melt pond lid volume |
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| 1044 | ENDIF |
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[8586] | 1045 | ENDIF |
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| 1046 | ENDIF |
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| 1047 | ! |
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[8817] | 1048 | ! !=====================================! |
---|
| 1049 | ELSEIF( TRIM(cdrw) == 'WRITE' ) THEN !== write in the ice restart file ==! |
---|
| 1050 | ! !=====================================! |
---|
| 1051 | IF(lwp) WRITE(numout,*) '---- ice-adv-rst ----' |
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[8586] | 1052 | iter = kt + nn_fsbc - 1 ! ice restarts are written at kt == nitrst - nn_fsbc + 1 |
---|
| 1053 | ! |
---|
[8817] | 1054 | ! |
---|
| 1055 | ! In case Prather scheme is used for advection, write second order moments |
---|
| 1056 | ! ------------------------------------------------------------------------ |
---|
| 1057 | ! |
---|
| 1058 | ! ! ice thickness |
---|
| 1059 | CALL iom_rstput( iter, nitrst, numriw, 'sxice' , sxice ) |
---|
| 1060 | CALL iom_rstput( iter, nitrst, numriw, 'syice' , syice ) |
---|
| 1061 | CALL iom_rstput( iter, nitrst, numriw, 'sxxice', sxxice ) |
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| 1062 | CALL iom_rstput( iter, nitrst, numriw, 'syyice', syyice ) |
---|
| 1063 | CALL iom_rstput( iter, nitrst, numriw, 'sxyice', sxyice ) |
---|
| 1064 | ! ! snow thickness |
---|
| 1065 | CALL iom_rstput( iter, nitrst, numriw, 'sxsn' , sxsn ) |
---|
| 1066 | CALL iom_rstput( iter, nitrst, numriw, 'sysn' , sysn ) |
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| 1067 | CALL iom_rstput( iter, nitrst, numriw, 'sxxsn' , sxxsn ) |
---|
| 1068 | CALL iom_rstput( iter, nitrst, numriw, 'syysn' , syysn ) |
---|
| 1069 | CALL iom_rstput( iter, nitrst, numriw, 'sxysn' , sxysn ) |
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[11627] | 1070 | ! ! ice concentration |
---|
[8817] | 1071 | CALL iom_rstput( iter, nitrst, numriw, 'sxa' , sxa ) |
---|
| 1072 | CALL iom_rstput( iter, nitrst, numriw, 'sya' , sya ) |
---|
| 1073 | CALL iom_rstput( iter, nitrst, numriw, 'sxxa' , sxxa ) |
---|
| 1074 | CALL iom_rstput( iter, nitrst, numriw, 'syya' , syya ) |
---|
| 1075 | CALL iom_rstput( iter, nitrst, numriw, 'sxya' , sxya ) |
---|
| 1076 | ! ! ice salinity |
---|
| 1077 | CALL iom_rstput( iter, nitrst, numriw, 'sxsal' , sxsal ) |
---|
| 1078 | CALL iom_rstput( iter, nitrst, numriw, 'sysal' , sysal ) |
---|
| 1079 | CALL iom_rstput( iter, nitrst, numriw, 'sxxsal', sxxsal ) |
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| 1080 | CALL iom_rstput( iter, nitrst, numriw, 'syysal', syysal ) |
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| 1081 | CALL iom_rstput( iter, nitrst, numriw, 'sxysal', sxysal ) |
---|
| 1082 | ! ! ice age |
---|
| 1083 | CALL iom_rstput( iter, nitrst, numriw, 'sxage' , sxage ) |
---|
| 1084 | CALL iom_rstput( iter, nitrst, numriw, 'syage' , syage ) |
---|
| 1085 | CALL iom_rstput( iter, nitrst, numriw, 'sxxage', sxxage ) |
---|
| 1086 | CALL iom_rstput( iter, nitrst, numriw, 'syyage', syyage ) |
---|
| 1087 | CALL iom_rstput( iter, nitrst, numriw, 'sxyage', sxyage ) |
---|
[9271] | 1088 | ! ! snow layers heat content |
---|
| 1089 | DO jk = 1, nlay_s |
---|
| 1090 | WRITE(zchar1,'(I2.2)') jk |
---|
| 1091 | znam = 'sxc0'//'_l'//zchar1 ; z3d(:,:,:) = sxc0 (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1092 | znam = 'syc0'//'_l'//zchar1 ; z3d(:,:,:) = syc0 (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1093 | znam = 'sxxc0'//'_l'//zchar1 ; z3d(:,:,:) = sxxc0(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1094 | znam = 'syyc0'//'_l'//zchar1 ; z3d(:,:,:) = syyc0(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1095 | znam = 'sxyc0'//'_l'//zchar1 ; z3d(:,:,:) = sxyc0(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1096 | END DO |
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[8817] | 1097 | ! ! ice layers heat content |
---|
[9271] | 1098 | DO jk = 1, nlay_i |
---|
[8817] | 1099 | WRITE(zchar1,'(I2.2)') jk |
---|
[9123] | 1100 | znam = 'sxe'//'_l'//zchar1 ; z3d(:,:,:) = sxe (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1101 | znam = 'sye'//'_l'//zchar1 ; z3d(:,:,:) = sye (:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1102 | znam = 'sxxe'//'_l'//zchar1 ; z3d(:,:,:) = sxxe(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1103 | znam = 'syye'//'_l'//zchar1 ; z3d(:,:,:) = syye(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
| 1104 | znam = 'sxye'//'_l'//zchar1 ; z3d(:,:,:) = sxye(:,:,jk,:) ; CALL iom_rstput( iter, nitrst, numriw, znam , z3d ) |
---|
[8586] | 1105 | END DO |
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[8817] | 1106 | ! |
---|
[13284] | 1107 | IF( ln_pnd_LEV ) THEN ! melt pond fraction |
---|
[8817] | 1108 | CALL iom_rstput( iter, nitrst, numriw, 'sxap' , sxap ) |
---|
| 1109 | CALL iom_rstput( iter, nitrst, numriw, 'syap' , syap ) |
---|
| 1110 | CALL iom_rstput( iter, nitrst, numriw, 'sxxap', sxxap ) |
---|
| 1111 | CALL iom_rstput( iter, nitrst, numriw, 'syyap', syyap ) |
---|
| 1112 | CALL iom_rstput( iter, nitrst, numriw, 'sxyap', sxyap ) |
---|
| 1113 | ! ! melt pond volume |
---|
| 1114 | CALL iom_rstput( iter, nitrst, numriw, 'sxvp' , sxvp ) |
---|
| 1115 | CALL iom_rstput( iter, nitrst, numriw, 'syvp' , syvp ) |
---|
| 1116 | CALL iom_rstput( iter, nitrst, numriw, 'sxxvp', sxxvp ) |
---|
| 1117 | CALL iom_rstput( iter, nitrst, numriw, 'syyvp', syyvp ) |
---|
| 1118 | CALL iom_rstput( iter, nitrst, numriw, 'sxyvp', sxyvp ) |
---|
[13284] | 1119 | ! |
---|
| 1120 | IF ( ln_pnd_lids ) THEN ! melt pond lid volume |
---|
| 1121 | CALL iom_rstput( iter, nitrst, numriw, 'sxvl' , sxvl ) |
---|
| 1122 | CALL iom_rstput( iter, nitrst, numriw, 'syvl' , syvl ) |
---|
| 1123 | CALL iom_rstput( iter, nitrst, numriw, 'sxxvl', sxxvl ) |
---|
| 1124 | CALL iom_rstput( iter, nitrst, numriw, 'syyvl', syyvl ) |
---|
| 1125 | CALL iom_rstput( iter, nitrst, numriw, 'sxyvl', sxyvl ) |
---|
| 1126 | ENDIF |
---|
[8586] | 1127 | ENDIF |
---|
| 1128 | ! |
---|
| 1129 | ENDIF |
---|
| 1130 | ! |
---|
| 1131 | END SUBROUTINE adv_pra_rst |
---|
| 1132 | |
---|
| 1133 | #else |
---|
| 1134 | !!---------------------------------------------------------------------- |
---|
[9570] | 1135 | !! Default option Dummy module NO SI3 sea-ice model |
---|
[8586] | 1136 | !!---------------------------------------------------------------------- |
---|
| 1137 | #endif |
---|
| 1138 | |
---|
| 1139 | !!====================================================================== |
---|
| 1140 | END MODULE icedyn_adv_pra |
---|