[888] | 1 | MODULE sbcice_lim |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE sbcice_lim *** |
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[921] | 4 | !! Surface module : update the ocean surface boundary condition over ice |
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| 5 | !! & covered area using LIM sea-ice model |
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[2715] | 6 | !! Sea-Ice model : LIM-3 Sea ice model time-stepping |
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[2528] | 7 | !!===================================================================== |
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| 8 | !! History : 2.0 ! 2006-12 (M. Vancoppenolle) Original code |
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| 9 | !! 3.0 ! 2008-02 (C. Talandier) Surface module from icestp.F90 |
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| 10 | !! - ! 2008-04 (G. Madec) sltyle and lim_ctl routine |
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| 11 | !! 3.3 ! 2010-11 (G. Madec) ice-ocean stress always computed at each ocean time-step |
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[3625] | 12 | !! 3.4 ! 2011-01 (A Porter) dynamical allocation |
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[4161] | 13 | !! - ! 2012-10 (C. Rousset) add lim_diahsb |
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[4990] | 14 | !! 3.6 ! 2014-07 (M. Vancoppenolle, G. Madec, O. Marti) revise coupled interface |
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[888] | 15 | !!---------------------------------------------------------------------- |
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| 16 | #if defined key_lim3 |
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| 17 | !!---------------------------------------------------------------------- |
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| 18 | !! 'key_lim3' : LIM 3.0 sea-ice model |
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| 19 | !!---------------------------------------------------------------------- |
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[921] | 20 | !! sbc_ice_lim : sea-ice model time-stepping and update ocean sbc over ice-covered area |
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[888] | 21 | !!---------------------------------------------------------------------- |
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| 22 | USE oce ! ocean dynamics and tracers |
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| 23 | USE dom_oce ! ocean space and time domain |
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[2528] | 24 | USE ice ! LIM-3: ice variables |
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[5123] | 25 | USE thd_ice ! LIM-3: thermodynamical variables |
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[888] | 26 | |
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| 27 | USE sbc_oce ! Surface boundary condition: ocean fields |
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| 28 | USE sbc_ice ! Surface boundary condition: ice fields |
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| 29 | USE sbcblk_core ! Surface boundary condition: CORE bulk |
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| 30 | USE sbcblk_clio ! Surface boundary condition: CLIO bulk |
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[4161] | 31 | USE sbccpl ! Surface boundary condition: coupled interface |
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[7077] | 32 | USE sbcana ! Surface boundary condition: analytic formulation |
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[2528] | 33 | USE albedo ! ocean & ice albedo |
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[888] | 34 | |
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| 35 | USE phycst ! Define parameters for the routines |
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| 36 | USE eosbn2 ! equation of state |
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| 37 | USE limdyn ! Ice dynamics |
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| 38 | USE limtrp ! Ice transport |
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[5429] | 39 | USE limhdf ! Ice horizontal diffusion |
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[888] | 40 | USE limthd ! Ice thermodynamics |
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| 41 | USE limitd_me ! Mechanics on ice thickness distribution |
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| 42 | USE limsbc ! sea surface boundary condition |
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[4161] | 43 | USE limdiahsb ! Ice budget diagnostics |
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[888] | 44 | USE limwri ! Ice outputs |
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| 45 | USE limrst ! Ice restarts |
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[5123] | 46 | USE limupdate1 ! update of global variables |
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| 47 | USE limupdate2 ! update of global variables |
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[888] | 48 | USE limvar ! Ice variables switch |
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| 49 | |
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[7293] | 50 | ! MV MP 2016 |
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| 51 | USE limmp |
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| 52 | ! END MV MP 2016 |
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| 53 | |
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[5123] | 54 | USE limistate ! LIM initial state |
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| 55 | USE limthd_sal ! LIM ice thermodynamics: salinity |
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| 56 | |
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[2528] | 57 | USE c1d ! 1D vertical configuration |
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| 58 | USE lbclnk ! lateral boundary condition - MPP link |
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[2715] | 59 | USE lib_mpp ! MPP library |
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[3294] | 60 | USE wrk_nemo ! work arrays |
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[4161] | 61 | USE timing ! Timing |
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[888] | 62 | USE iom ! I/O manager library |
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| 63 | USE in_out_manager ! I/O manager |
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| 64 | USE prtctl ! Print control |
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[4333] | 65 | USE lib_fortran ! |
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[5123] | 66 | USE limctl |
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[888] | 67 | |
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[4161] | 68 | #if defined key_bdy |
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| 69 | USE bdyice_lim ! unstructured open boundary data (bdy_ice_lim routine) |
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| 70 | #endif |
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[6584] | 71 | # if defined key_agrif |
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| 72 | USE agrif_ice |
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| 73 | USE agrif_lim3_update |
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| 74 | USE agrif_lim3_interp |
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| 75 | # endif |
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[4161] | 76 | |
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[888] | 77 | IMPLICIT NONE |
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| 78 | PRIVATE |
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| 79 | |
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| 80 | PUBLIC sbc_ice_lim ! routine called by sbcmod.F90 |
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[5123] | 81 | PUBLIC sbc_lim_init ! routine called by sbcmod.F90 |
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[888] | 82 | |
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| 83 | !! * Substitutions |
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| 84 | # include "domzgr_substitute.h90" |
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| 85 | # include "vectopt_loop_substitute.h90" |
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| 86 | !!---------------------------------------------------------------------- |
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[2715] | 87 | !! NEMO/OPA 4.0 , UCL NEMO Consortium (2011) |
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[1146] | 88 | !! $Id$ |
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[2528] | 89 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[888] | 90 | !!---------------------------------------------------------------------- |
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| 91 | CONTAINS |
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| 92 | |
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[4161] | 93 | !!====================================================================== |
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| 94 | |
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[2528] | 95 | SUBROUTINE sbc_ice_lim( kt, kblk ) |
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[888] | 96 | !!--------------------------------------------------------------------- |
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| 97 | !! *** ROUTINE sbc_ice_lim *** |
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| 98 | !! |
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| 99 | !! ** Purpose : update the ocean surface boundary condition via the |
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| 100 | !! Louvain la Neuve Sea Ice Model time stepping |
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| 101 | !! |
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| 102 | !! ** Method : ice model time stepping |
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| 103 | !! - call the ice dynamics routine |
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| 104 | !! - call the ice advection/diffusion routine |
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| 105 | !! - call the ice thermodynamics routine |
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| 106 | !! - call the routine that computes mass and |
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| 107 | !! heat fluxes at the ice/ocean interface |
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| 108 | !! - save the outputs |
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| 109 | !! - save the outputs for restart when necessary |
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| 110 | !! |
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| 111 | !! ** Action : - time evolution of the LIM sea-ice model |
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| 112 | !! - update all sbc variables below sea-ice: |
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[3625] | 113 | !! utau, vtau, taum, wndm, qns , qsr, emp , sfx |
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[888] | 114 | !!--------------------------------------------------------------------- |
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| 115 | INTEGER, INTENT(in) :: kt ! ocean time step |
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[7077] | 116 | INTEGER, INTENT(in) :: kblk ! type of bulk (=1 ANALYTIC, =3 CLIO, =4 CORE, =5 COUPLED) |
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[888] | 117 | !! |
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[5123] | 118 | INTEGER :: jl ! dummy loop index |
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[4990] | 119 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zalb_os, zalb_cs ! ice albedo under overcast/clear sky |
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[5407] | 120 | REAL(wp), POINTER, DIMENSION(:,: ) :: zutau_ice, zvtau_ice |
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[888] | 121 | !!---------------------------------------------------------------------- |
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| 122 | |
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[4161] | 123 | IF( nn_timing == 1 ) CALL timing_start('sbc_ice_lim') |
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| 124 | |
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[7060] | 125 | ! clem: it is important to initialize agrif_lim3 variables here and not in sbc_lim_init |
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| 126 | # if defined key_agrif |
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| 127 | IF( kt == nit000 ) THEN |
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| 128 | IF( .NOT. Agrif_Root() ) CALL Agrif_InitValues_cont_lim3 |
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| 129 | ENDIF |
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| 130 | # endif |
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| 131 | |
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[5410] | 132 | !-----------------------! |
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| 133 | ! --- Ice time step --- ! |
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| 134 | !-----------------------! |
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| 135 | IF( MOD( kt-1, nn_fsbc ) == 0 ) THEN |
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[5407] | 136 | |
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[6584] | 137 | # if defined key_agrif |
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[7158] | 138 | IF( .NOT. Agrif_Root() ) lim_nbstep = MOD( lim_nbstep, Agrif_irhot() * Agrif_Parent(nn_fsbc) / nn_fsbc ) + 1 |
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[6584] | 139 | # endif |
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| 140 | |
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[5410] | 141 | ! mean surface ocean current at ice velocity point (C-grid dynamics : U- & V-points as the ocean) |
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| 142 | u_oce(:,:) = ssu_m(:,:) * umask(:,:,1) |
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| 143 | v_oce(:,:) = ssv_m(:,:) * vmask(:,:,1) |
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[5123] | 144 | |
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| 145 | ! masked sea surface freezing temperature [Kelvin] (set to rt0 over land) |
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[5540] | 146 | CALL eos_fzp( sss_m(:,:) , t_bo(:,:) ) |
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| 147 | t_bo(:,:) = ( t_bo(:,:) + rt0 ) * tmask(:,:,1) + rt0 * ( 1._wp - tmask(:,:,1) ) |
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| 148 | |
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[5123] | 149 | ! Mask sea ice surface temperature (set to rt0 over land) |
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[1109] | 150 | DO jl = 1, jpl |
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[5123] | 151 | t_su(:,:,jl) = t_su(:,:,jl) * tmask(:,:,1) + rt0 * ( 1._wp - tmask(:,:,1) ) |
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[5410] | 152 | END DO |
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[888] | 153 | ! |
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[5410] | 154 | !------------------------------------------------! |
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| 155 | ! --- Dynamical coupling with the atmosphere --- ! |
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| 156 | !------------------------------------------------! |
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| 157 | ! It provides the following fields: |
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| 158 | ! utau_ice, vtau_ice : surface ice stress (U- & V-points) [N/m2] |
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| 159 | !----------------------------------------------------------------- |
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[888] | 160 | SELECT CASE( kblk ) |
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[7077] | 161 | CASE( jp_ana ) ; CALL ana_ice_tau ! analytic formulation |
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[6515] | 162 | CASE( jp_clio ) ; CALL blk_ice_clio_tau ! CLIO bulk formulation |
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| 163 | CASE( jp_core ) ; CALL blk_ice_core_tau ! CORE bulk formulation |
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| 164 | CASE( jp_purecpl ) ; CALL sbc_cpl_ice_tau( utau_ice , vtau_ice ) ! Coupled formulation |
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[888] | 165 | END SELECT |
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[4990] | 166 | |
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[6515] | 167 | IF( ln_mixcpl) THEN ! Case of a mixed Bulk/Coupled formulation |
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[5407] | 168 | CALL wrk_alloc( jpi,jpj , zutau_ice, zvtau_ice) |
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[6515] | 169 | CALL sbc_cpl_ice_tau( zutau_ice , zvtau_ice ) |
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[5407] | 170 | utau_ice(:,:) = utau_ice(:,:) * xcplmask(:,:,0) + zutau_ice(:,:) * ( 1. - xcplmask(:,:,0) ) |
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| 171 | vtau_ice(:,:) = vtau_ice(:,:) * xcplmask(:,:,0) + zvtau_ice(:,:) * ( 1. - xcplmask(:,:,0) ) |
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| 172 | CALL wrk_dealloc( jpi,jpj , zutau_ice, zvtau_ice) |
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| 173 | ENDIF |
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| 174 | |
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[5410] | 175 | !-------------------------------------------------------! |
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| 176 | ! --- ice dynamics and transport (except in 1D case) ---! |
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| 177 | !-------------------------------------------------------! |
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| 178 | numit = numit + nn_fsbc ! Ice model time step |
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[5123] | 179 | ! |
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[6515] | 180 | CALL sbc_lim_bef ! Store previous ice values |
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| 181 | CALL sbc_lim_diag0 ! set diag of mass, heat and salt fluxes to 0 |
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| 182 | CALL lim_rst_opn( kt ) ! Open Ice restart file |
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[921] | 183 | ! |
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[6515] | 184 | ! --- zap this if no ice dynamics --- ! |
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| 185 | IF( .NOT. lk_c1d .AND. ln_limdyn ) THEN |
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[5410] | 186 | ! |
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[6515] | 187 | IF( nn_limdyn /= 0 ) THEN ! -- Ice dynamics |
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| 188 | CALL lim_dyn( kt ) ! rheology |
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| 189 | ELSE |
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| 190 | u_ice(:,:) = rn_uice * umask(:,:,1) ! or prescribed velocity |
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| 191 | v_ice(:,:) = rn_vice * vmask(:,:,1) |
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| 192 | ENDIF |
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| 193 | CALL lim_trp( kt ) ! -- Ice transport (Advection/diffusion) |
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| 194 | IF( nn_limdyn == 2 .AND. nn_monocat /= 2 ) & ! -- Mechanical redistribution (ridging/rafting) |
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| 195 | & CALL lim_itd_me |
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| 196 | IF( nn_limdyn == 2 ) CALL lim_update1( kt ) ! -- Corrections |
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[5410] | 197 | ! |
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[6515] | 198 | ENDIF |
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[7060] | 199 | |
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[6515] | 200 | ! --- |
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[6584] | 201 | #if defined key_agrif |
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[7158] | 202 | IF( .NOT. Agrif_Root() ) CALL agrif_interp_lim3('T') |
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[6584] | 203 | #endif |
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[4333] | 204 | #if defined key_bdy |
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[6584] | 205 | IF( ln_limthd ) CALL bdy_ice_lim( kt ) ! -- bdy ice thermo |
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[4333] | 206 | #endif |
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[6515] | 207 | |
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[5123] | 208 | ! previous lead fraction and ice volume for flux calculations |
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[6515] | 209 | CALL sbc_lim_bef |
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| 210 | CALL lim_var_glo2eqv ! ht_i and ht_s for ice albedo calculation |
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| 211 | CALL lim_var_agg(1) ! at_i for coupling (via pfrld) |
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| 212 | ! |
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[5123] | 213 | pfrld(:,:) = 1._wp - at_i(:,:) |
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| 214 | phicif(:,:) = vt_i(:,:) |
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| 215 | |
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[5410] | 216 | !------------------------------------------------------! |
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| 217 | ! --- Thermodynamical coupling with the atmosphere --- ! |
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| 218 | !------------------------------------------------------! |
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| 219 | ! It provides the following fields: |
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| 220 | ! qsr_ice , qns_ice : solar & non solar heat flux over ice (T-point) [W/m2] |
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| 221 | ! qla_ice : latent heat flux over ice (T-point) [W/m2] |
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| 222 | ! dqns_ice, dqla_ice : non solar & latent heat sensistivity (T-point) [W/m2] |
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| 223 | ! tprecip , sprecip : total & solid precipitation (T-point) [Kg/m2/s] |
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| 224 | ! fr1_i0 , fr2_i0 : 1sr & 2nd fraction of qsr penetration in ice [%] |
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| 225 | !---------------------------------------------------------------------------------------- |
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[6316] | 226 | CALL wrk_alloc( jpi,jpj,jpl, zalb_os, zalb_cs ) |
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[6515] | 227 | |
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| 228 | CALL albedo_ice( t_su, ht_i, ht_s, zalb_cs, zalb_os ) ! cloud-sky and overcast-sky ice albedos |
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| 229 | SELECT CASE( kblk ) |
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[5410] | 230 | |
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[7077] | 231 | CASE( jp_ana ) ! analytic formulation |
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| 232 | CALL ana_ice_flx |
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| 233 | |
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[6515] | 234 | CASE( jp_clio ) ! CLIO bulk formulation |
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| 235 | ! In CLIO the cloud fraction is read in the climatology and the all-sky albedo |
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| 236 | ! (alb_ice) is computed within the bulk routine |
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| 237 | CALL blk_ice_clio_flx( t_su, zalb_cs, zalb_os, alb_ice ) |
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| 238 | IF( ln_mixcpl ) CALL sbc_cpl_ice_flx( p_frld=pfrld, palbi=alb_ice, psst=sst_m, pist=t_su ) |
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| 239 | IF( nn_limflx /= 2 ) CALL ice_lim_flx( t_su, alb_ice, qns_ice, qsr_ice, dqns_ice, evap_ice, devap_ice, nn_limflx ) |
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| 240 | |
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| 241 | CASE( jp_core ) ! CORE bulk formulation |
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| 242 | ! albedo depends on cloud fraction because of non-linear spectral effects |
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| 243 | alb_ice(:,:,:) = ( 1. - cldf_ice ) * zalb_cs(:,:,:) + cldf_ice * zalb_os(:,:,:) |
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| 244 | CALL blk_ice_core_flx( t_su, alb_ice ) |
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| 245 | IF( ln_mixcpl ) CALL sbc_cpl_ice_flx( p_frld=pfrld, palbi=alb_ice, psst=sst_m, pist=t_su ) |
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| 246 | IF( nn_limflx /= 2 ) CALL ice_lim_flx( t_su, alb_ice, qns_ice, qsr_ice, dqns_ice, evap_ice, devap_ice, nn_limflx ) |
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| 247 | |
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| 248 | CASE ( jp_purecpl ) ! Coupled formulation |
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| 249 | ! albedo depends on cloud fraction because of non-linear spectral effects |
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| 250 | alb_ice(:,:,:) = ( 1. - cldf_ice ) * zalb_cs(:,:,:) + cldf_ice * zalb_os(:,:,:) |
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| 251 | CALL sbc_cpl_ice_flx( p_frld=pfrld, palbi=alb_ice, psst=sst_m, pist=t_su ) |
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| 252 | IF( nn_limflx == 2 ) CALL ice_lim_flx( t_su, alb_ice, qns_ice, qsr_ice, dqns_ice, evap_ice, devap_ice, nn_limflx ) |
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| 253 | |
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[5123] | 254 | END SELECT |
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[6515] | 255 | |
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[6316] | 256 | CALL wrk_dealloc( jpi,jpj,jpl, zalb_os, zalb_cs ) |
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[5407] | 257 | |
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[5410] | 258 | !----------------------------! |
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| 259 | ! --- ice thermodynamics --- ! |
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| 260 | !----------------------------! |
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[6515] | 261 | ! --- zap this if no ice thermo --- ! |
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| 262 | IF( ln_limthd ) CALL lim_thd( kt ) ! -- Ice thermodynamics |
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| 263 | IF( ln_limthd ) CALL lim_update2( kt ) ! -- Corrections |
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| 264 | ! --- |
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[6584] | 265 | # if defined key_agrif |
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| 266 | IF( .NOT. Agrif_Root() ) CALL agrif_update_lim3( kt ) |
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| 267 | # endif |
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[6515] | 268 | CALL lim_var_glo2eqv ! necessary calls (at least for coupling) |
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| 269 | CALL lim_var_agg( 2 ) ! necessary calls (at least for coupling) |
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| 270 | ! |
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[7158] | 271 | # if defined key_agrif |
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| 272 | !! IF( .NOT. Agrif_Root() ) CALL Agrif_ChildGrid_To_ParentGrid() ! clem: should be called at the update frequency only (cf agrif_lim3_update) |
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| 273 | # endif |
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[6515] | 274 | CALL lim_sbc_flx( kt ) ! -- Update surface ocean mass, heat and salt fluxes |
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[7158] | 275 | # if defined key_agrif |
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| 276 | !! IF( .NOT. Agrif_Root() ) CALL Agrif_ParentGrid_To_ChildGrid() ! clem: should be called at the update frequency only (cf agrif_lim3_update) |
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| 277 | # endif |
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[6994] | 278 | IF( ln_limdiahsb ) CALL lim_diahsb( kt ) ! -- Diagnostics and outputs |
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[921] | 279 | ! |
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[6515] | 280 | CALL lim_wri( 1 ) ! -- Ice outputs |
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[888] | 281 | ! |
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[4205] | 282 | IF( kt == nit000 .AND. ln_rstart ) & |
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[6515] | 283 | & CALL iom_close( numrir ) ! close input ice restart file |
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[4205] | 284 | ! |
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[6515] | 285 | IF( lrst_ice ) CALL lim_rst_write( kt ) ! -- Ice restart file |
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[921] | 286 | ! |
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[6994] | 287 | IF( ln_limctl ) CALL lim_ctl( kt ) ! alerts in case of model crash |
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[921] | 288 | ! |
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[5123] | 289 | ENDIF ! End sea-ice time step only |
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[888] | 290 | |
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[5410] | 291 | !-------------------------! |
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| 292 | ! --- Ocean time step --- ! |
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| 293 | !-------------------------! |
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| 294 | ! Update surface ocean stresses (only in ice-dynamic case) otherwise the atm.-ocean stresses are used everywhere |
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[6515] | 295 | ! using before instantaneous surf. currents |
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| 296 | IF( ln_limdyn ) CALL lim_sbc_tau( kt, ub(:,:,1), vb(:,:,1) ) |
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[2528] | 297 | !!gm remark, the ocean-ice stress is not saved in ice diag call above ..... find a solution!!! |
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[2715] | 298 | ! |
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[5410] | 299 | IF( nn_timing == 1 ) CALL timing_stop('sbc_ice_lim') |
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[4161] | 300 | ! |
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[921] | 301 | END SUBROUTINE sbc_ice_lim |
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[4990] | 302 | |
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[5123] | 303 | |
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| 304 | SUBROUTINE sbc_lim_init |
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| 305 | !!---------------------------------------------------------------------- |
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| 306 | !! *** ROUTINE sbc_lim_init *** |
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| 307 | !! |
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| 308 | !! ** purpose : Allocate all the dynamic arrays of the LIM-3 modules |
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| 309 | !!---------------------------------------------------------------------- |
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| 310 | INTEGER :: ierr |
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[6311] | 311 | INTEGER :: ji, jj |
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[5123] | 312 | !!---------------------------------------------------------------------- |
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| 313 | IF(lwp) WRITE(numout,*) |
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[6515] | 314 | IF(lwp) WRITE(numout,*) 'sbc_lim_init : update ocean surface boudary condition' |
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[5123] | 315 | IF(lwp) WRITE(numout,*) '~~~~~~~~~~~ via Louvain la Neuve Ice Model (LIM-3) time stepping' |
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| 316 | ! |
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| 317 | ! Open the reference and configuration namelist files and namelist output file |
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| 318 | CALL ctl_opn( numnam_ice_ref, 'namelist_ice_ref', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp ) |
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| 319 | CALL ctl_opn( numnam_ice_cfg, 'namelist_ice_cfg', 'OLD', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp ) |
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| 320 | IF(lwm) CALL ctl_opn( numoni, 'output.namelist.ice', 'UNKNOWN', 'FORMATTED', 'SEQUENTIAL', -1, numout, lwp, 1 ) |
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| 321 | |
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| 322 | CALL ice_run ! set some ice run parameters |
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| 323 | ! |
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| 324 | ! ! Allocate the ice arrays |
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| 325 | ierr = ice_alloc () ! ice variables |
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| 326 | ierr = ierr + sbc_ice_alloc () ! surface forcing |
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| 327 | ierr = ierr + thd_ice_alloc () ! thermodynamics |
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[6515] | 328 | IF( ln_limdyn ) ierr = ierr + lim_itd_me_alloc () ! ice thickness distribution - mechanics |
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[5123] | 329 | ! |
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| 330 | IF( lk_mpp ) CALL mpp_sum( ierr ) |
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| 331 | IF( ierr /= 0 ) CALL ctl_stop('STOP', 'sbc_lim_init : unable to allocate ice arrays') |
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| 332 | ! |
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[6989] | 333 | CALL lim_dyn_init ! set ice dynamics parameters |
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| 334 | ! |
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[5123] | 335 | CALL lim_itd_init ! ice thickness distribution initialization |
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| 336 | ! |
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[5429] | 337 | CALL lim_hdf_init ! set ice horizontal diffusion computation parameters |
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| 338 | ! |
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[5123] | 339 | CALL lim_thd_init ! set ice thermodynics parameters |
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| 340 | ! |
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| 341 | CALL lim_thd_sal_init ! set ice salinity parameters |
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[7293] | 342 | |
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| 343 | ! MV MP 2016 |
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| 344 | CALL lim_mp_init ! set melt ponds parameters |
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| 345 | ! END MV MP 2016 |
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| 346 | |
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[6515] | 347 | IF( ln_limdyn ) CALL lim_itd_me_init ! ice thickness distribution initialization for mecanical deformation |
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[5123] | 348 | ! ! Initial sea-ice state |
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| 349 | IF( .NOT. ln_rstart ) THEN ! start from rest: sea-ice deduced from sst |
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| 350 | numit = 0 |
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| 351 | numit = nit000 - 1 |
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| 352 | CALL lim_istate |
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| 353 | ELSE ! start from a restart file |
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| 354 | CALL lim_rst_read |
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| 355 | numit = nit000 - 1 |
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| 356 | ENDIF |
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[6970] | 357 | CALL lim_var_agg(2) |
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[5123] | 358 | CALL lim_var_glo2eqv |
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| 359 | ! |
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| 360 | CALL lim_sbc_init ! ice surface boundary condition |
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| 361 | ! |
---|
[6994] | 362 | IF( ln_limdiahsb) CALL lim_diahsb_init ! initialization for diags |
---|
[6970] | 363 | ! |
---|
[5123] | 364 | fr_i(:,:) = at_i(:,:) ! initialisation of sea-ice fraction |
---|
| 365 | tn_ice(:,:,:) = t_su(:,:,:) ! initialisation of surface temp for coupled simu |
---|
| 366 | ! |
---|
[6311] | 367 | DO jj = 1, jpj |
---|
| 368 | DO ji = 1, jpi |
---|
| 369 | IF( gphit(ji,jj) > 0._wp ) THEN ; rn_amax_2d(ji,jj) = rn_amax_n ! NH |
---|
| 370 | ELSE ; rn_amax_2d(ji,jj) = rn_amax_s ! SH |
---|
| 371 | ENDIF |
---|
| 372 | ENDDO |
---|
| 373 | ENDDO |
---|
| 374 | ! |
---|
[5123] | 375 | nstart = numit + nn_fsbc |
---|
| 376 | nitrun = nitend - nit000 + 1 |
---|
| 377 | nlast = numit + nitrun |
---|
| 378 | ! |
---|
| 379 | IF( nstock == 0 ) nstock = nlast + 1 |
---|
| 380 | ! |
---|
[6584] | 381 | ! |
---|
[5123] | 382 | END SUBROUTINE sbc_lim_init |
---|
| 383 | |
---|
| 384 | |
---|
| 385 | SUBROUTINE ice_run |
---|
| 386 | !!------------------------------------------------------------------- |
---|
| 387 | !! *** ROUTINE ice_run *** |
---|
| 388 | !! |
---|
| 389 | !! ** Purpose : Definition some run parameter for ice model |
---|
| 390 | !! |
---|
| 391 | !! ** Method : Read the namicerun namelist and check the parameter |
---|
| 392 | !! values called at the first timestep (nit000) |
---|
| 393 | !! |
---|
| 394 | !! ** input : Namelist namicerun |
---|
| 395 | !!------------------------------------------------------------------- |
---|
| 396 | INTEGER :: ios ! Local integer output status for namelist read |
---|
[6515] | 397 | NAMELIST/namicerun/ jpl, nlay_i, nlay_s, rn_amax_n, rn_amax_s, cn_icerst_in, cn_icerst_indir, & |
---|
| 398 | & cn_icerst_out, cn_icerst_outdir, ln_limthd, ln_limdyn, nn_limdyn, rn_uice, rn_vice |
---|
[6994] | 399 | NAMELIST/namicediag/ ln_limdiachk, ln_limdiahsb, ln_limctl, iiceprt, jiceprt |
---|
[5123] | 400 | !!------------------------------------------------------------------- |
---|
| 401 | ! |
---|
| 402 | REWIND( numnam_ice_ref ) ! Namelist namicerun in reference namelist : Parameters for ice |
---|
| 403 | READ ( numnam_ice_ref, namicerun, IOSTAT = ios, ERR = 901) |
---|
| 404 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namicerun in reference namelist', lwp ) |
---|
| 405 | |
---|
| 406 | REWIND( numnam_ice_cfg ) ! Namelist namicerun in configuration namelist : Parameters for ice |
---|
| 407 | READ ( numnam_ice_cfg, namicerun, IOSTAT = ios, ERR = 902 ) |
---|
| 408 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namicerun in configuration namelist', lwp ) |
---|
| 409 | IF(lwm) WRITE ( numoni, namicerun ) |
---|
| 410 | ! |
---|
[6515] | 411 | REWIND( numnam_ice_ref ) ! Namelist namicediag in reference namelist : Parameters for ice |
---|
| 412 | READ ( numnam_ice_ref, namicediag, IOSTAT = ios, ERR = 903) |
---|
| 413 | 903 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namicediag in reference namelist', lwp ) |
---|
| 414 | |
---|
| 415 | REWIND( numnam_ice_cfg ) ! Namelist namicediag in configuration namelist : Parameters for ice |
---|
| 416 | READ ( numnam_ice_cfg, namicediag, IOSTAT = ios, ERR = 904 ) |
---|
| 417 | 904 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namicediag in configuration namelist', lwp ) |
---|
| 418 | IF(lwm) WRITE ( numoni, namicediag ) |
---|
[5123] | 419 | ! |
---|
| 420 | IF(lwp) THEN ! control print |
---|
| 421 | WRITE(numout,*) |
---|
[6515] | 422 | WRITE(numout,*) 'ice_run : ice share~d parameters for dynamics/advection/thermo of sea-ice' |
---|
[5123] | 423 | WRITE(numout,*) ' ~~~~~~' |
---|
| 424 | WRITE(numout,*) ' number of ice categories = ', jpl |
---|
| 425 | WRITE(numout,*) ' number of ice layers = ', nlay_i |
---|
| 426 | WRITE(numout,*) ' number of snow layers = ', nlay_s |
---|
[6311] | 427 | WRITE(numout,*) ' maximum ice concentration for NH = ', rn_amax_n |
---|
| 428 | WRITE(numout,*) ' maximum ice concentration for SH = ', rn_amax_s |
---|
[6515] | 429 | WRITE(numout,*) ' Ice thermodynamics (T) or not (F) ln_limthd = ', ln_limthd |
---|
| 430 | WRITE(numout,*) ' Ice dynamics (T) or not (F) ln_limdyn = ', ln_limdyn |
---|
| 431 | WRITE(numout,*) ' (ln_limdyn=T) Ice dynamics switch nn_limdyn = ', nn_limdyn |
---|
| 432 | WRITE(numout,*) ' 2: total' |
---|
| 433 | WRITE(numout,*) ' 1: advection only (no diffusion, no ridging/rafting)' |
---|
| 434 | WRITE(numout,*) ' 0: advection only (as 1 + prescribed velocity, bypass rheology)' |
---|
| 435 | WRITE(numout,*) ' (ln_limdyn=T) prescribed u-vel (case nn_limdyn=0) = ', rn_uice |
---|
| 436 | WRITE(numout,*) ' (ln_limdyn=T) prescribed v-vel (case nn_limdyn=0) = ', rn_vice |
---|
| 437 | WRITE(numout,*) |
---|
| 438 | WRITE(numout,*) '...and ice diagnostics' |
---|
| 439 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~~~' |
---|
[6994] | 440 | WRITE(numout,*) ' Diagnose online heat/mass/salt budget ln_limdiachk = ', ln_limdiachk |
---|
| 441 | WRITE(numout,*) ' Output heat/mass/salt budget ln_limdiahsb = ', ln_limdiahsb |
---|
| 442 | WRITE(numout,*) ' control prints in ocean.out for (i,j)=(iiceprt,jiceprt) = ', ln_limctl |
---|
| 443 | WRITE(numout,*) ' i-index for control prints (ln_limctl=true) = ', iiceprt |
---|
| 444 | WRITE(numout,*) ' j-index for control prints (ln_limctl=true) = ', jiceprt |
---|
[5123] | 445 | ENDIF |
---|
| 446 | ! |
---|
| 447 | ! sea-ice timestep and inverse |
---|
[7158] | 448 | rdt_ice = REAL(nn_fsbc) * rdt |
---|
[5123] | 449 | r1_rdtice = 1._wp / rdt_ice |
---|
| 450 | |
---|
| 451 | ! inverse of nlay_i and nlay_s |
---|
| 452 | r1_nlay_i = 1._wp / REAL( nlay_i, wp ) |
---|
| 453 | r1_nlay_s = 1._wp / REAL( nlay_s, wp ) |
---|
| 454 | ! |
---|
[5167] | 455 | #if defined key_bdy |
---|
[6994] | 456 | IF( lwp .AND. ln_limdiachk ) CALL ctl_warn('online conservation check activated but it does not work with BDY') |
---|
[5167] | 457 | #endif |
---|
| 458 | ! |
---|
[7158] | 459 | IF( lwp ) WRITE(numout,*) ' ice timestep rdt_ice = ', rdt_ice |
---|
| 460 | ! |
---|
[5123] | 461 | END SUBROUTINE ice_run |
---|
| 462 | |
---|
| 463 | |
---|
| 464 | SUBROUTINE lim_itd_init |
---|
| 465 | !!------------------------------------------------------------------ |
---|
| 466 | !! *** ROUTINE lim_itd_init *** |
---|
| 467 | !! |
---|
| 468 | !! ** Purpose : Initializes the ice thickness distribution |
---|
| 469 | !! ** Method : ... |
---|
| 470 | !! ** input : Namelist namiceitd |
---|
| 471 | !!------------------------------------------------------------------- |
---|
| 472 | INTEGER :: ios ! Local integer output status for namelist read |
---|
| 473 | NAMELIST/namiceitd/ nn_catbnd, rn_himean |
---|
| 474 | ! |
---|
| 475 | INTEGER :: jl ! dummy loop index |
---|
| 476 | REAL(wp) :: zc1, zc2, zc3, zx1 ! local scalars |
---|
| 477 | REAL(wp) :: zhmax, znum, zden, zalpha ! |
---|
| 478 | !!------------------------------------------------------------------ |
---|
| 479 | ! |
---|
| 480 | REWIND( numnam_ice_ref ) ! Namelist namiceitd in reference namelist : Parameters for ice |
---|
[6515] | 481 | READ ( numnam_ice_ref, namiceitd, IOSTAT = ios, ERR = 905) |
---|
| 482 | 905 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namiceitd in reference namelist', lwp ) |
---|
[5123] | 483 | |
---|
| 484 | REWIND( numnam_ice_cfg ) ! Namelist namiceitd in configuration namelist : Parameters for ice |
---|
[6515] | 485 | READ ( numnam_ice_cfg, namiceitd, IOSTAT = ios, ERR = 906 ) |
---|
| 486 | 906 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namiceitd in configuration namelist', lwp ) |
---|
[5123] | 487 | IF(lwm) WRITE ( numoni, namiceitd ) |
---|
| 488 | ! |
---|
| 489 | IF(lwp) THEN ! control print |
---|
| 490 | WRITE(numout,*) |
---|
[6515] | 491 | WRITE(numout,*) 'lim_itd_init : Initialization of ice cat distribution ' |
---|
| 492 | WRITE(numout,*) '~~~~~~~~~~~~' |
---|
[5123] | 493 | WRITE(numout,*) ' shape of ice categories distribution nn_catbnd = ', nn_catbnd |
---|
| 494 | WRITE(numout,*) ' mean ice thickness in the domain (only active if nn_catbnd=2) rn_himean = ', rn_himean |
---|
| 495 | ENDIF |
---|
| 496 | |
---|
| 497 | !---------------------------------- |
---|
| 498 | !- Thickness categories boundaries |
---|
| 499 | !---------------------------------- |
---|
| 500 | hi_max(:) = 0._wp |
---|
| 501 | |
---|
| 502 | SELECT CASE ( nn_catbnd ) |
---|
| 503 | !---------------------- |
---|
| 504 | CASE (1) ! tanh function (CICE) |
---|
| 505 | !---------------------- |
---|
| 506 | zc1 = 3._wp / REAL( jpl, wp ) |
---|
| 507 | zc2 = 10._wp * zc1 |
---|
| 508 | zc3 = 3._wp |
---|
| 509 | |
---|
| 510 | DO jl = 1, jpl |
---|
| 511 | zx1 = REAL( jl-1, wp ) / REAL( jpl, wp ) |
---|
| 512 | hi_max(jl) = hi_max(jl-1) + zc1 + zc2 * (1._wp + TANH( zc3 * (zx1 - 1._wp ) ) ) |
---|
| 513 | END DO |
---|
| 514 | |
---|
| 515 | !---------------------- |
---|
| 516 | CASE (2) ! h^(-alpha) function |
---|
| 517 | !---------------------- |
---|
| 518 | zalpha = 0.05 ! exponent of the transform function |
---|
| 519 | |
---|
| 520 | zhmax = 3.*rn_himean |
---|
| 521 | |
---|
| 522 | DO jl = 1, jpl |
---|
| 523 | znum = jpl * ( zhmax+1 )**zalpha |
---|
| 524 | zden = ( jpl - jl ) * ( zhmax+1 )**zalpha + jl |
---|
| 525 | hi_max(jl) = ( znum / zden )**(1./zalpha) - 1 |
---|
| 526 | END DO |
---|
| 527 | |
---|
| 528 | END SELECT |
---|
| 529 | |
---|
| 530 | DO jl = 1, jpl |
---|
| 531 | hi_mean(jl) = ( hi_max(jl) + hi_max(jl-1) ) * 0.5_wp |
---|
| 532 | END DO |
---|
| 533 | |
---|
| 534 | ! Set hi_max(jpl) to a big value to ensure that all ice is thinner than hi_max(jpl) |
---|
| 535 | hi_max(jpl) = 99._wp |
---|
| 536 | |
---|
| 537 | IF(lwp) WRITE(numout,*) ' Thickness category boundaries ' |
---|
| 538 | IF(lwp) WRITE(numout,*) ' hi_max ', hi_max(0:jpl) |
---|
| 539 | ! |
---|
| 540 | END SUBROUTINE lim_itd_init |
---|
| 541 | |
---|
[4990] | 542 | |
---|
[5410] | 543 | SUBROUTINE ice_lim_flx( ptn_ice, palb_ice, pqns_ice, pqsr_ice, pdqn_ice, pevap_ice, pdevap_ice, k_limflx ) |
---|
[4990] | 544 | !!--------------------------------------------------------------------- |
---|
[5123] | 545 | !! *** ROUTINE ice_lim_flx *** |
---|
[4990] | 546 | !! |
---|
| 547 | !! ** Purpose : update the ice surface boundary condition by averaging and / or |
---|
| 548 | !! redistributing fluxes on ice categories |
---|
| 549 | !! |
---|
| 550 | !! ** Method : average then redistribute |
---|
| 551 | !! |
---|
| 552 | !! ** Action : |
---|
| 553 | !!--------------------------------------------------------------------- |
---|
| 554 | INTEGER , INTENT(in ) :: k_limflx ! =-1 do nothing; =0 average ; |
---|
| 555 | ! =1 average and redistribute ; =2 redistribute |
---|
| 556 | REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: ptn_ice ! ice surface temperature |
---|
| 557 | REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: palb_ice ! ice albedo |
---|
| 558 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pqns_ice ! non solar flux |
---|
| 559 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pqsr_ice ! net solar flux |
---|
| 560 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pdqn_ice ! non solar flux sensitivity |
---|
[5407] | 561 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pevap_ice ! sublimation |
---|
| 562 | REAL(wp), DIMENSION(:,:,:), INTENT(inout) :: pdevap_ice ! sublimation sensitivity |
---|
[4990] | 563 | ! |
---|
| 564 | INTEGER :: jl ! dummy loop index |
---|
| 565 | ! |
---|
| 566 | REAL(wp), POINTER, DIMENSION(:,:) :: zalb_m ! Mean albedo over all categories |
---|
| 567 | REAL(wp), POINTER, DIMENSION(:,:) :: ztem_m ! Mean temperature over all categories |
---|
| 568 | ! |
---|
| 569 | REAL(wp), POINTER, DIMENSION(:,:) :: z_qsr_m ! Mean solar heat flux over all categories |
---|
| 570 | REAL(wp), POINTER, DIMENSION(:,:) :: z_qns_m ! Mean non solar heat flux over all categories |
---|
[5407] | 571 | REAL(wp), POINTER, DIMENSION(:,:) :: z_evap_m ! Mean sublimation over all categories |
---|
[4990] | 572 | REAL(wp), POINTER, DIMENSION(:,:) :: z_dqn_m ! Mean d(qns)/dT over all categories |
---|
[5407] | 573 | REAL(wp), POINTER, DIMENSION(:,:) :: z_devap_m ! Mean d(evap)/dT over all categories |
---|
[4990] | 574 | !!---------------------------------------------------------------------- |
---|
[888] | 575 | |
---|
[4990] | 576 | IF( nn_timing == 1 ) CALL timing_start('ice_lim_flx') |
---|
| 577 | ! |
---|
| 578 | ! |
---|
| 579 | SELECT CASE( k_limflx ) !== averaged on all ice categories ==! |
---|
| 580 | CASE( 0 , 1 ) |
---|
[5407] | 581 | CALL wrk_alloc( jpi,jpj, z_qsr_m, z_qns_m, z_evap_m, z_dqn_m, z_devap_m) |
---|
[4990] | 582 | ! |
---|
[5410] | 583 | z_qns_m (:,:) = fice_ice_ave ( pqns_ice (:,:,:) ) |
---|
| 584 | z_qsr_m (:,:) = fice_ice_ave ( pqsr_ice (:,:,:) ) |
---|
| 585 | z_dqn_m (:,:) = fice_ice_ave ( pdqn_ice (:,:,:) ) |
---|
| 586 | z_evap_m (:,:) = fice_ice_ave ( pevap_ice (:,:,:) ) |
---|
[5407] | 587 | z_devap_m(:,:) = fice_ice_ave ( pdevap_ice (:,:,:) ) |
---|
[4990] | 588 | DO jl = 1, jpl |
---|
[5410] | 589 | pdqn_ice (:,:,jl) = z_dqn_m(:,:) |
---|
[5407] | 590 | pdevap_ice(:,:,jl) = z_devap_m(:,:) |
---|
[4990] | 591 | END DO |
---|
| 592 | ! |
---|
| 593 | DO jl = 1, jpl |
---|
[5410] | 594 | pqns_ice (:,:,jl) = z_qns_m(:,:) |
---|
| 595 | pqsr_ice (:,:,jl) = z_qsr_m(:,:) |
---|
[5407] | 596 | pevap_ice(:,:,jl) = z_evap_m(:,:) |
---|
[4990] | 597 | END DO |
---|
| 598 | ! |
---|
[5407] | 599 | CALL wrk_dealloc( jpi,jpj, z_qsr_m, z_qns_m, z_evap_m, z_dqn_m, z_devap_m) |
---|
[4990] | 600 | END SELECT |
---|
[888] | 601 | |
---|
[4990] | 602 | SELECT CASE( k_limflx ) !== redistribution on all ice categories ==! |
---|
| 603 | CASE( 1 , 2 ) |
---|
| 604 | CALL wrk_alloc( jpi,jpj, zalb_m, ztem_m ) |
---|
| 605 | ! |
---|
| 606 | zalb_m(:,:) = fice_ice_ave ( palb_ice (:,:,:) ) |
---|
| 607 | ztem_m(:,:) = fice_ice_ave ( ptn_ice (:,:,:) ) |
---|
| 608 | DO jl = 1, jpl |
---|
[5410] | 609 | pqns_ice (:,:,jl) = pqns_ice (:,:,jl) + pdqn_ice (:,:,jl) * ( ptn_ice(:,:,jl) - ztem_m(:,:) ) |
---|
| 610 | pevap_ice(:,:,jl) = pevap_ice(:,:,jl) + pdevap_ice(:,:,jl) * ( ptn_ice(:,:,jl) - ztem_m(:,:) ) |
---|
| 611 | pqsr_ice (:,:,jl) = pqsr_ice (:,:,jl) * ( 1._wp - palb_ice(:,:,jl) ) / ( 1._wp - zalb_m(:,:) ) |
---|
[4990] | 612 | END DO |
---|
| 613 | ! |
---|
| 614 | CALL wrk_dealloc( jpi,jpj, zalb_m, ztem_m ) |
---|
| 615 | END SELECT |
---|
| 616 | ! |
---|
| 617 | IF( nn_timing == 1 ) CALL timing_stop('ice_lim_flx') |
---|
| 618 | ! |
---|
| 619 | END SUBROUTINE ice_lim_flx |
---|
[888] | 620 | |
---|
[5167] | 621 | SUBROUTINE sbc_lim_bef |
---|
[5123] | 622 | !!---------------------------------------------------------------------- |
---|
[5167] | 623 | !! *** ROUTINE sbc_lim_bef *** |
---|
[5123] | 624 | !! |
---|
| 625 | !! ** purpose : store ice variables at "before" time step |
---|
| 626 | !!---------------------------------------------------------------------- |
---|
| 627 | a_i_b (:,:,:) = a_i (:,:,:) ! ice area |
---|
| 628 | e_i_b (:,:,:,:) = e_i (:,:,:,:) ! ice thermal energy |
---|
| 629 | v_i_b (:,:,:) = v_i (:,:,:) ! ice volume |
---|
| 630 | v_s_b (:,:,:) = v_s (:,:,:) ! snow volume |
---|
| 631 | e_s_b (:,:,:,:) = e_s (:,:,:,:) ! snow thermal energy |
---|
| 632 | smv_i_b(:,:,:) = smv_i(:,:,:) ! salt content |
---|
| 633 | oa_i_b (:,:,:) = oa_i (:,:,:) ! areal age content |
---|
| 634 | u_ice_b(:,:) = u_ice(:,:) |
---|
| 635 | v_ice_b(:,:) = v_ice(:,:) |
---|
[6763] | 636 | at_i_b (:,:) = SUM( a_i_b(:,:,:), dim=3 ) |
---|
[5123] | 637 | |
---|
[5167] | 638 | END SUBROUTINE sbc_lim_bef |
---|
[921] | 639 | |
---|
[5123] | 640 | SUBROUTINE sbc_lim_diag0 |
---|
| 641 | !!---------------------------------------------------------------------- |
---|
| 642 | !! *** ROUTINE sbc_lim_diag0 *** |
---|
[888] | 643 | !! |
---|
[5123] | 644 | !! ** purpose : set ice-ocean and ice-atm. fluxes to zeros at the beggining |
---|
| 645 | !! of the time step |
---|
| 646 | !!---------------------------------------------------------------------- |
---|
| 647 | sfx (:,:) = 0._wp ; |
---|
[6515] | 648 | sfx_bri(:,:) = 0._wp ; sfx_lam(:,:) = 0._wp |
---|
[5123] | 649 | sfx_sni(:,:) = 0._wp ; sfx_opw(:,:) = 0._wp |
---|
| 650 | sfx_bog(:,:) = 0._wp ; sfx_dyn(:,:) = 0._wp |
---|
| 651 | sfx_bom(:,:) = 0._wp ; sfx_sum(:,:) = 0._wp |
---|
[6399] | 652 | sfx_res(:,:) = 0._wp ; sfx_sub(:,:) = 0._wp |
---|
[5123] | 653 | |
---|
| 654 | wfx_snw(:,:) = 0._wp ; wfx_ice(:,:) = 0._wp |
---|
| 655 | wfx_sni(:,:) = 0._wp ; wfx_opw(:,:) = 0._wp |
---|
| 656 | wfx_bog(:,:) = 0._wp ; wfx_dyn(:,:) = 0._wp |
---|
| 657 | wfx_bom(:,:) = 0._wp ; wfx_sum(:,:) = 0._wp |
---|
| 658 | wfx_res(:,:) = 0._wp ; wfx_sub(:,:) = 0._wp |
---|
[6515] | 659 | wfx_spr(:,:) = 0._wp ; wfx_lam(:,:) = 0._wp |
---|
[5123] | 660 | |
---|
| 661 | hfx_thd(:,:) = 0._wp ; |
---|
| 662 | hfx_snw(:,:) = 0._wp ; hfx_opw(:,:) = 0._wp |
---|
| 663 | hfx_bog(:,:) = 0._wp ; hfx_dyn(:,:) = 0._wp |
---|
| 664 | hfx_bom(:,:) = 0._wp ; hfx_sum(:,:) = 0._wp |
---|
| 665 | hfx_res(:,:) = 0._wp ; hfx_sub(:,:) = 0._wp |
---|
| 666 | hfx_spr(:,:) = 0._wp ; hfx_dif(:,:) = 0._wp |
---|
| 667 | hfx_err(:,:) = 0._wp ; hfx_err_rem(:,:) = 0._wp |
---|
[6399] | 668 | hfx_err_dif(:,:) = 0._wp |
---|
| 669 | wfx_err_sub(:,:) = 0._wp |
---|
| 670 | |
---|
[5123] | 671 | afx_tot(:,:) = 0._wp ; |
---|
| 672 | afx_dyn(:,:) = 0._wp ; afx_thd(:,:) = 0._wp |
---|
[921] | 673 | |
---|
[5167] | 674 | diag_heat(:,:) = 0._wp ; diag_smvi(:,:) = 0._wp ; |
---|
| 675 | diag_vice(:,:) = 0._wp ; diag_vsnw(:,:) = 0._wp ; |
---|
[6746] | 676 | |
---|
| 677 | tau_icebfr(:,:) = 0._wp; ! landfast ice param only (clem: important to keep the init here) |
---|
[5123] | 678 | |
---|
| 679 | END SUBROUTINE sbc_lim_diag0 |
---|
[5407] | 680 | |
---|
| 681 | |
---|
[4990] | 682 | FUNCTION fice_cell_ave ( ptab ) |
---|
| 683 | !!-------------------------------------------------------------------------- |
---|
| 684 | !! * Compute average over categories, for grid cell (ice covered and free ocean) |
---|
| 685 | !!-------------------------------------------------------------------------- |
---|
| 686 | REAL (wp), DIMENSION (jpi,jpj) :: fice_cell_ave |
---|
| 687 | REAL (wp), DIMENSION (jpi,jpj,jpl), INTENT (in) :: ptab |
---|
| 688 | INTEGER :: jl ! Dummy loop index |
---|
| 689 | |
---|
| 690 | fice_cell_ave (:,:) = 0.0_wp |
---|
| 691 | DO jl = 1, jpl |
---|
[5123] | 692 | fice_cell_ave (:,:) = fice_cell_ave (:,:) + a_i (:,:,jl) * ptab (:,:,jl) |
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[4990] | 693 | END DO |
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| 694 | |
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| 695 | END FUNCTION fice_cell_ave |
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| 696 | |
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| 697 | |
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| 698 | FUNCTION fice_ice_ave ( ptab ) |
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| 699 | !!-------------------------------------------------------------------------- |
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| 700 | !! * Compute average over categories, for ice covered part of grid cell |
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| 701 | !!-------------------------------------------------------------------------- |
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| 702 | REAL (kind=wp), DIMENSION (jpi,jpj) :: fice_ice_ave |
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| 703 | REAL (kind=wp), DIMENSION (jpi,jpj,jpl), INTENT(in) :: ptab |
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[888] | 704 | |
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[4990] | 705 | fice_ice_ave (:,:) = 0.0_wp |
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[5167] | 706 | WHERE ( at_i (:,:) > 0.0_wp ) fice_ice_ave (:,:) = fice_cell_ave ( ptab (:,:,:)) / at_i (:,:) |
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[4990] | 707 | |
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| 708 | END FUNCTION fice_ice_ave |
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| 709 | |
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| 710 | |
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[888] | 711 | #else |
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| 712 | !!---------------------------------------------------------------------- |
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| 713 | !! Default option Dummy module NO LIM 3.0 sea-ice model |
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| 714 | !!---------------------------------------------------------------------- |
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| 715 | CONTAINS |
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[2528] | 716 | SUBROUTINE sbc_ice_lim ( kt, kblk ) ! Dummy routine |
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| 717 | WRITE(*,*) 'sbc_ice_lim: You should not have seen this print! error?', kt, kblk |
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[888] | 718 | END SUBROUTINE sbc_ice_lim |
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[5123] | 719 | SUBROUTINE sbc_lim_init ! Dummy routine |
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| 720 | END SUBROUTINE sbc_lim_init |
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[888] | 721 | #endif |
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| 722 | |
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| 723 | !!====================================================================== |
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| 724 | END MODULE sbcice_lim |
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