[825] | 1 | MODULE limtrp |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE limtrp *** |
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| 4 | !! LIM transport ice model : sea-ice advection/diffusion |
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| 5 | !!====================================================================== |
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[2715] | 6 | !! History : LIM-2 ! 2000-01 (M.A. Morales Maqueda, H. Goosse, and T. Fichefet) Original code |
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| 7 | !! 3.0 ! 2005-11 (M. Vancoppenolle) Multi-layer sea ice, salinity variations |
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| 8 | !! 4.0 ! 2011-02 (G. Madec) dynamical allocation |
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| 9 | !!---------------------------------------------------------------------- |
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[825] | 10 | #if defined key_lim3 |
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| 11 | !!---------------------------------------------------------------------- |
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[834] | 12 | !! 'key_lim3' LIM3 sea-ice model |
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[825] | 13 | !!---------------------------------------------------------------------- |
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| 14 | !! lim_trp : advection/diffusion process of sea ice |
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| 15 | !!---------------------------------------------------------------------- |
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[2715] | 16 | USE phycst ! physical constant |
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| 17 | USE dom_oce ! ocean domain |
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| 18 | USE sbc_oce ! ocean surface boundary condition |
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| 19 | USE par_ice ! LIM-3 parameter |
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| 20 | USE dom_ice ! LIM-3 domain |
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| 21 | USE ice ! LIM-3 variables |
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| 22 | USE limadv ! LIM-3 advection |
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| 23 | USE limhdf ! LIM-3 horizontal diffusion |
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[825] | 24 | USE in_out_manager ! I/O manager |
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[2715] | 25 | USE lbclnk ! lateral boundary conditions -- MPP exchanges |
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| 26 | USE lib_mpp ! MPP library |
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[863] | 27 | USE prtctl ! Print control |
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[825] | 28 | |
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| 29 | IMPLICIT NONE |
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| 30 | PRIVATE |
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| 31 | |
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[2715] | 32 | PUBLIC lim_trp ! called by ice_step |
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[825] | 33 | |
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[2715] | 34 | REAL(wp) :: epsi06 = 1.e-06_wp ! constant values |
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| 35 | REAL(wp) :: epsi03 = 1.e-03_wp |
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| 36 | REAL(wp) :: zeps10 = 1.e-10_wp |
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| 37 | REAL(wp) :: epsi16 = 1.e-16_wp |
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| 38 | REAL(wp) :: rzero = 0._wp |
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| 39 | REAL(wp) :: rone = 1._wp |
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[825] | 40 | |
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[2777] | 41 | REAL(wp), SAVE, ALLOCATABLE, DIMENSION(:,:,:,:) :: zs0e |
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| 42 | |
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[825] | 43 | !! * Substitution |
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| 44 | # include "vectopt_loop_substitute.h90" |
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| 45 | !!---------------------------------------------------------------------- |
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[2715] | 46 | !! NEMO/LIM3 4.0 , UCL - NEMO Consortium (2011) |
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[1156] | 47 | !! $Id$ |
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[2715] | 48 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[825] | 49 | !!---------------------------------------------------------------------- |
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| 50 | CONTAINS |
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| 51 | |
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[921] | 52 | SUBROUTINE lim_trp( kt ) |
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[825] | 53 | !!------------------------------------------------------------------- |
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| 54 | !! *** ROUTINE lim_trp *** |
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| 55 | !! |
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| 56 | !! ** purpose : advection/diffusion process of sea ice |
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| 57 | !! |
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| 58 | !! ** method : variables included in the process are scalar, |
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| 59 | !! other values are considered as second order. |
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| 60 | !! For advection, a second order Prather scheme is used. |
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| 61 | !! |
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| 62 | !! ** action : |
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| 63 | !!--------------------------------------------------------------------- |
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[2715] | 64 | USE wrk_nemo, ONLY: wrk_in_use, wrk_not_released |
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[2777] | 65 | USE wrk_nemo, ONLY: zs0at => wrk_2d_4 , zsm => wrk_2d_5 , zs0ow => wrk_2d_6 ! 2D workspace |
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| 66 | USE wrk_nemo, ONLY: wrk_3d_3, wrk_3d_4, wrk_3d_5, wrk_3d_6, wrk_3d_7, wrk_3d_8 ! 3D workspace |
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[2715] | 67 | ! |
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| 68 | INTEGER, INTENT(in) :: kt ! number of iteration |
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| 69 | ! |
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| 70 | INTEGER :: ji, jj, jk, jl, layer ! dummy loop indices |
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| 71 | INTEGER :: initad ! number of sub-timestep for the advection |
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[2777] | 72 | INTEGER :: ierr ! error status |
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[2715] | 73 | REAL(wp) :: zindb , zindsn , zindic ! local scalar |
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| 74 | REAL(wp) :: zusvosn, zusvoic, zbigval ! - - |
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| 75 | REAL(wp) :: zcfl , zusnit , zrtt ! - - |
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| 76 | REAL(wp) :: ze , zsal , zage ! - - |
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| 77 | ! |
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| 78 | REAL(wp), POINTER, DIMENSION(:,:,:) :: zs0ice, zs0sn, zs0a, zs0c0 , zs0sm , zs0oi ! 3D pointer |
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| 79 | !!--------------------------------------------------------------------- |
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[825] | 80 | |
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[2777] | 81 | IF( wrk_in_use(2, 4,5,6) .OR. wrk_in_use(3, 3,4,5,6,7,8) ) THEN |
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[2715] | 82 | CALL ctl_stop( 'lim_trp : requested workspace arrays unavailable' ) ; RETURN |
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| 83 | END IF |
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[825] | 84 | |
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[2777] | 85 | zs0ice => wrk_3d_3(:,:,1:jpl) ; zs0a => wrk_3d_5(:,:,1:jpl) ; zs0sm => wrk_3d_7(:,:,1:jpl) |
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| 86 | zs0sn => wrk_3d_4(:,:,1:jpl) ; zs0c0 => wrk_3d_6(:,:,1:jpl) ; zs0oi => wrk_3d_8(:,:,1:jpl) |
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| 87 | IF( kt == nit000 ) THEN |
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| 88 | ALLOCATE( zs0e(jpi,jpj,jkmax,jpl), Stat = ierr ) |
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| 89 | IF( lk_mpp ) CALL mpp_sum ( ierr ) |
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| 90 | IF( ierr /= 0 ) CALL ctl_stop( 'lim_trp : failed to allocate zs0e array' ) |
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| 91 | END IF |
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[825] | 92 | |
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[2715] | 93 | IF( numit == nstart .AND. lwp ) THEN |
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| 94 | WRITE(numout,*) |
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| 95 | IF( ln_limdyn ) THEN ; WRITE(numout,*) 'lim_trp : Ice transport ' |
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| 96 | ELSE ; WRITE(numout,*) 'lim_trp : No ice advection as ln_limdyn = ', ln_limdyn |
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| 97 | ENDIF |
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| 98 | WRITE(numout,*) '~~~~~~~~~~~~' |
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| 99 | ENDIF |
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| 100 | |
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[825] | 101 | zsm(:,:) = area(:,:) |
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| 102 | |
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[2715] | 103 | ! !-------------------------------------! |
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| 104 | IF( ln_limdyn ) THEN ! Advection of sea ice properties ! |
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| 105 | ! !-------------------------------------! |
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| 106 | ! |
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[825] | 107 | |
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| 108 | !------------------------- |
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[2715] | 109 | ! transported fields |
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[825] | 110 | !------------------------- |
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[2715] | 111 | ! Snow vol, ice vol, salt and age contents, area |
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| 112 | zs0ow(:,:) = ato_i(:,:) * area(:,:) ! Open water area |
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| 113 | DO jl = 1, jpl |
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| 114 | zs0sn (:,:,jl) = v_s (:,:,jl) * area(:,:) ! Snow volume |
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| 115 | zs0ice(:,:,jl) = v_i (:,:,jl) * area(:,:) ! Ice volume |
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| 116 | zs0a (:,:,jl) = a_i (:,:,jl) * area(:,:) ! Ice area |
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| 117 | zs0sm (:,:,jl) = smv_i(:,:,jl) * area(:,:) ! Salt content |
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| 118 | zs0oi (:,:,jl) = oa_i (:,:,jl) * area(:,:) ! Age content |
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| 119 | zs0c0 (:,:,jl) = e_s (:,:,1,jl) ! Snow heat content |
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| 120 | zs0e (:,:,:,jl) = e_i (:,:,:,jl) ! Ice heat content |
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[825] | 121 | END DO |
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| 122 | |
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[2715] | 123 | !-------------------------- |
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| 124 | ! Advection of Ice fields (Prather scheme) |
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| 125 | !-------------------------- |
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[825] | 126 | ! If ice drift field is too fast, use an appropriate time step for advection. |
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[2715] | 127 | ! CFL test for stability |
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| 128 | zcfl = MAXVAL( ABS( u_ice(:,:) ) * rdt_ice / e1u(:,:) ) |
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| 129 | zcfl = MAX( zcfl, MAXVAL( ABS( v_ice(:,:) ) * rdt_ice / e2v(:,:) ) ) |
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| 130 | IF(lk_mpp ) CALL mpp_max( zcfl ) |
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| 131 | !!gm more readability: |
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| 132 | ! IF( zcfl > 0.5 ) THEN ; initad = 2 ; zusnit = 0.5_wp |
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| 133 | ! ELSE ; initad = 1 ; zusnit = 1.0_wp |
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| 134 | ! ENDIF |
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| 135 | !!gm end |
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[825] | 136 | initad = 1 + INT( MAX( rzero, SIGN( rone, zcfl-0.5 ) ) ) |
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| 137 | zusnit = 1.0 / REAL( initad ) |
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[2715] | 138 | IF( zcfl > 0.5 .AND. lwp ) & |
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| 139 | WRITE(numout,*) 'lim_trp_2 : CFL violation at day ', nday, ', cfl = ', zcfl, & |
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| 140 | & ': the ice time stepping is split in two' |
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[921] | 141 | |
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[2715] | 142 | IF( MOD( ( kt - 1) / nn_fsbc , 2 ) == 0 ) THEN !== odd ice time step: adv_x then adv_y ==! |
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[825] | 143 | DO jk = 1,initad |
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[2715] | 144 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ow (:,:), sxopw(:,:), & !--- ice open water area |
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| 145 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
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| 146 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ow (:,:), sxopw(:,:), & |
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| 147 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
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[825] | 148 | DO jl = 1, jpl |
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[2715] | 149 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ice(:,:,jl), sxice(:,:,jl), & !--- ice volume --- |
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| 150 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
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| 151 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ice(:,:,jl), sxice(:,:,jl), & |
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| 152 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
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| 153 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & !--- snow volume --- |
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| 154 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
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| 155 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & |
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| 156 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
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| 157 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & !--- ice salinity --- |
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| 158 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
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| 159 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & |
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| 160 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
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| 161 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0oi (:,:,jl), sxage(:,:,jl), & !--- ice age --- |
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| 162 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
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| 163 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0oi (:,:,jl), sxage(:,:,jl), & |
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| 164 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
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| 165 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0a (:,:,jl), sxa (:,:,jl), & !--- ice concentrations --- |
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| 166 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
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| 167 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0a (:,:,jl), sxa (:,:,jl), & |
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| 168 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
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| 169 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & !--- snow heat contents --- |
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| 170 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
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| 171 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & |
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| 172 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
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| 173 | DO layer = 1, nlay_i !--- ice heat contents --- |
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| 174 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
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| 175 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
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| 176 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
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| 177 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
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| 178 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
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| 179 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
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[825] | 180 | END DO |
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| 181 | END DO |
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| 182 | END DO |
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| 183 | ELSE |
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| 184 | DO jk = 1, initad |
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[2715] | 185 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ow (:,:), sxopw(:,:), & !--- ice open water area |
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| 186 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
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| 187 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ow (:,:), sxopw(:,:), & |
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| 188 | & sxxopw(:,:), syopw(:,:), syyopw(:,:), sxyopw(:,:) ) |
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[825] | 189 | DO jl = 1, jpl |
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[2715] | 190 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0ice(:,:,jl), sxice(:,:,jl), & !--- ice volume --- |
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| 191 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
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| 192 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0ice(:,:,jl), sxice(:,:,jl), & |
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| 193 | & sxxice(:,:,jl), syice(:,:,jl), syyice(:,:,jl), sxyice(:,:,jl) ) |
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| 194 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & !--- snow volume --- |
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| 195 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
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| 196 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sn (:,:,jl), sxsn (:,:,jl), & |
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| 197 | & sxxsn (:,:,jl), sysn (:,:,jl), syysn (:,:,jl), sxysn (:,:,jl) ) |
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| 198 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & !--- ice salinity --- |
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| 199 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
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| 200 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0sm (:,:,jl), sxsal(:,:,jl), & |
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| 201 | & sxxsal(:,:,jl), sysal(:,:,jl), syysal(:,:,jl), sxysal(:,:,jl) ) |
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| 202 | |
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| 203 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0oi (:,:,jl), sxage(:,:,jl), & !--- ice age --- |
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| 204 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
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| 205 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0oi (:,:,jl), sxage(:,:,jl), & |
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| 206 | & sxxage(:,:,jl), syage(:,:,jl), syyage(:,:,jl), sxyage(:,:,jl) ) |
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| 207 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0a (:,:,jl), sxa (:,:,jl), & !--- ice concentrations --- |
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| 208 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
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| 209 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0a (:,:,jl), sxa (:,:,jl), & |
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| 210 | & sxxa (:,:,jl), sya (:,:,jl), syya (:,:,jl), sxya (:,:,jl) ) |
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| 211 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & !--- snow heat contents --- |
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| 212 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
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| 213 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0c0 (:,:,jl), sxc0 (:,:,jl), & |
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| 214 | & sxxc0 (:,:,jl), syc0 (:,:,jl), syyc0 (:,:,jl), sxyc0 (:,:,jl) ) |
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| 215 | DO layer = 1, nlay_i !--- ice heat contents --- |
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| 216 | CALL lim_adv_y( zusnit, v_ice, rzero, zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
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| 217 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
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| 218 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
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| 219 | CALL lim_adv_x( zusnit, u_ice, rone , zsm, zs0e(:,:,layer,jl), sxe (:,:,layer,jl), & |
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| 220 | & sxxe(:,:,layer,jl), sye (:,:,layer,jl), & |
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| 221 | & syye(:,:,layer,jl), sxye(:,:,layer,jl) ) |
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[825] | 222 | END DO |
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| 223 | END DO |
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| 224 | END DO |
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| 225 | ENDIF |
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| 226 | |
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| 227 | !------------------------------------------- |
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| 228 | ! Recover the properties from their contents |
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| 229 | !------------------------------------------- |
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[2715] | 230 | zs0ow(:,:) = zs0ow(:,:) / area(:,:) |
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[825] | 231 | DO jl = 1, jpl |
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| 232 | zs0ice(:,:,jl) = zs0ice(:,:,jl) / area(:,:) |
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| 233 | zs0sn (:,:,jl) = zs0sn (:,:,jl) / area(:,:) |
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| 234 | zs0sm (:,:,jl) = zs0sm (:,:,jl) / area(:,:) |
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| 235 | zs0oi (:,:,jl) = zs0oi (:,:,jl) / area(:,:) |
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| 236 | zs0a (:,:,jl) = zs0a (:,:,jl) / area(:,:) |
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| 237 | zs0c0 (:,:,jl) = zs0c0 (:,:,jl) / area(:,:) |
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| 238 | DO jk = 1, nlay_i |
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| 239 | zs0e(:,:,jk,jl) = zs0e(:,:,jk,jl) / area(:,:) |
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| 240 | END DO |
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| 241 | END DO |
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| 242 | |
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[921] | 243 | !------------------------------------------------------------------------------! |
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| 244 | ! 4) Diffusion of Ice fields |
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| 245 | !------------------------------------------------------------------------------! |
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[825] | 246 | |
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[2715] | 247 | !-------------------------------- |
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| 248 | ! diffusion of open water area |
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| 249 | !-------------------------------- |
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| 250 | zs0at(:,:) = zs0a(:,:,1) ! total ice fraction |
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| 251 | DO jl = 2, jpl |
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| 252 | zs0at(:,:) = zs0at(:,:) + zs0a(:,:,jl) |
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| 253 | END DO |
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| 254 | ! |
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| 255 | ! ! Masked eddy diffusivity coefficient at ocean U- and V-points |
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| 256 | DO jj = 1, jpjm1 ! NB: has not to be defined on jpj line and jpi row |
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| 257 | DO ji = 1 , fs_jpim1 ! vector opt. |
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| 258 | pahu(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0at(ji ,jj) ) ) ) & |
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| 259 | & * ( 1._wp - MAX( rzero, SIGN( rone, -zs0at(ji+1,jj) ) ) ) * ahiu(ji,jj) |
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| 260 | pahv(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0at(ji,jj ) ) ) ) & |
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| 261 | & * ( 1._wp - MAX( rzero, SIGN( rone,- zs0at(ji,jj+1) ) ) ) * ahiv(ji,jj) |
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| 262 | END DO |
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| 263 | END DO |
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| 264 | ! |
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| 265 | CALL lim_hdf( zs0ow (:,:) ) ! Diffusion |
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| 266 | |
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[921] | 267 | !------------------------------------ |
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[2715] | 268 | ! Diffusion of other ice variables |
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[921] | 269 | !------------------------------------ |
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[825] | 270 | DO jl = 1, jpl |
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[2715] | 271 | ! ! Masked eddy diffusivity coefficient at ocean U- and V-points |
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| 272 | DO jj = 1, jpjm1 ! NB: has not to be defined on jpj line and jpi row |
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| 273 | DO ji = 1 , fs_jpim1 ! vector opt. |
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| 274 | pahu(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0a(ji ,jj,jl) ) ) ) & |
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| 275 | & * ( 1._wp - MAX( rzero, SIGN( rone, -zs0a(ji+1,jj,jl) ) ) ) * ahiu(ji,jj) |
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| 276 | pahv(ji,jj) = ( 1._wp - MAX( rzero, SIGN( rone, -zs0a(ji,jj ,jl) ) ) ) & |
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| 277 | & * ( 1._wp - MAX( rzero, SIGN( rone,- zs0a(ji,jj+1,jl) ) ) ) * ahiv(ji,jj) |
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[825] | 278 | END DO |
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[921] | 279 | END DO |
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[825] | 280 | |
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| 281 | CALL lim_hdf( zs0ice (:,:,jl) ) |
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| 282 | CALL lim_hdf( zs0sn (:,:,jl) ) |
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| 283 | CALL lim_hdf( zs0sm (:,:,jl) ) |
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| 284 | CALL lim_hdf( zs0oi (:,:,jl) ) |
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| 285 | CALL lim_hdf( zs0a (:,:,jl) ) |
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| 286 | CALL lim_hdf( zs0c0 (:,:,jl) ) |
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| 287 | DO jk = 1, nlay_i |
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| 288 | CALL lim_hdf( zs0e (:,:,jk,jl) ) |
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[2715] | 289 | END DO |
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| 290 | END DO |
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[825] | 291 | |
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[921] | 292 | !----------------------------------------- |
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[2715] | 293 | ! Remultiply everything by ice area |
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[921] | 294 | !----------------------------------------- |
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[2715] | 295 | zs0ow(:,:) = MAX( rzero, zs0ow(:,:) * area(:,:) ) |
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[825] | 296 | DO jl = 1, jpl |
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| 297 | zs0ice(:,:,jl) = MAX( rzero, zs0ice(:,:,jl) * area(:,:) ) !!bug: est-ce utile |
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| 298 | zs0sn (:,:,jl) = MAX( rzero, zs0sn (:,:,jl) * area(:,:) ) !!bug: cf /area juste apres |
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| 299 | zs0sm (:,:,jl) = MAX( rzero, zs0sm (:,:,jl) * area(:,:) ) !!bug: cf /area juste apres |
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| 300 | zs0oi (:,:,jl) = MAX( rzero, zs0oi (:,:,jl) * area(:,:) ) |
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| 301 | zs0a (:,:,jl) = MAX( rzero, zs0a (:,:,jl) * area(:,:) ) !! suppress both change le resultat |
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| 302 | zs0c0 (:,:,jl) = MAX( rzero, zs0c0 (:,:,jl) * area(:,:) ) |
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| 303 | DO jk = 1, nlay_i |
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| 304 | zs0e(:,:,jk,jl) = MAX( rzero, zs0e (:,:,jk,jl) * area(:,:) ) |
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| 305 | END DO ! jk |
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| 306 | END DO ! jl |
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| 307 | |
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[921] | 308 | !------------------------------------------------------------------------------! |
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| 309 | ! 5) Update and limit ice properties after transport |
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| 310 | !------------------------------------------------------------------------------! |
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[825] | 311 | |
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[921] | 312 | !-------------------------------------------------- |
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| 313 | ! 5.1) Recover mean values over the grid squares. |
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| 314 | !-------------------------------------------------- |
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[825] | 315 | |
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| 316 | DO jl = 1, jpl |
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| 317 | DO jk = 1, nlay_i |
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| 318 | DO jj = 1, jpj |
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| 319 | DO ji = 1, jpi |
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[2715] | 320 | zs0e(ji,jj,jk,jl) = MAX( rzero, zs0e(ji,jj,jk,jl) / area(ji,jj) ) |
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[825] | 321 | END DO |
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| 322 | END DO |
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| 323 | END DO |
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| 324 | END DO |
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| 325 | |
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| 326 | DO jj = 1, jpj |
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| 327 | DO ji = 1, jpi |
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[2715] | 328 | zs0ow(ji,jj) = MAX( rzero, zs0ow (ji,jj) / area(ji,jj) ) |
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[825] | 329 | END DO |
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| 330 | END DO |
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[921] | 331 | |
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[2715] | 332 | zs0at(:,:) = 0._wp |
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[825] | 333 | DO jl = 1, jpl |
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| 334 | DO jj = 1, jpj |
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| 335 | DO ji = 1, jpi |
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| 336 | zs0sn (ji,jj,jl) = MAX( rzero, zs0sn (ji,jj,jl)/area(ji,jj) ) |
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| 337 | zs0ice(ji,jj,jl) = MAX( rzero, zs0ice(ji,jj,jl)/area(ji,jj) ) |
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| 338 | zs0sm (ji,jj,jl) = MAX( rzero, zs0sm (ji,jj,jl)/area(ji,jj) ) |
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| 339 | zs0oi (ji,jj,jl) = MAX( rzero, zs0oi (ji,jj,jl)/area(ji,jj) ) |
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| 340 | zs0a (ji,jj,jl) = MAX( rzero, zs0a (ji,jj,jl)/area(ji,jj) ) |
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| 341 | zs0c0 (ji,jj,jl) = MAX( rzero, zs0c0 (ji,jj,jl)/area(ji,jj) ) |
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| 342 | zs0at (ji,jj) = zs0at(ji,jj) + zs0a(ji,jj,jl) |
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| 343 | END DO |
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| 344 | END DO |
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| 345 | END DO |
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| 346 | |
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[921] | 347 | !--------------------------------------------------------- |
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| 348 | ! 5.2) Snow thickness, Ice thickness, Ice concentrations |
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| 349 | !--------------------------------------------------------- |
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[825] | 350 | DO jj = 1, jpj |
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| 351 | DO ji = 1, jpi |
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[2715] | 352 | zindb = MAX( 0._wp , SIGN( 1.0, zs0at(ji,jj) - zeps10) ) |
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| 353 | zs0ow(ji,jj) = ( 1._wp - zindb ) + zindb * MAX( zs0ow(ji,jj), 0._wp ) |
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| 354 | ato_i(ji,jj) = zs0ow(ji,jj) |
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[825] | 355 | END DO |
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| 356 | END DO |
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| 357 | |
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[2715] | 358 | DO jl = 1, jpl ! Remove very small areas |
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[825] | 359 | DO jj = 1, jpj |
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| 360 | DO ji = 1, jpi |
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| 361 | zindb = MAX( 0.0 , SIGN( 1.0, zs0a(ji,jj,jl) - zeps10) ) |
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[2715] | 362 | ! |
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| 363 | zs0a(ji,jj,jl) = zindb * MIN( zs0a(ji,jj,jl), 0.99 ) |
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| 364 | v_s(ji,jj,jl) = zindb * zs0sn (ji,jj,jl) |
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| 365 | v_i(ji,jj,jl) = zindb * zs0ice(ji,jj,jl) |
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| 366 | ! |
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| 367 | zindsn = MAX( rzero, SIGN( rone, v_s(ji,jj,jl) - zeps10 ) ) |
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| 368 | zindic = MAX( rzero, SIGN( rone, v_i(ji,jj,jl) - zeps10 ) ) |
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| 369 | zindb = MAX( zindsn, zindic ) |
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| 370 | zs0a(ji,jj,jl) = zindb * zs0a(ji,jj,jl) !ice concentration |
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| 371 | a_i (ji,jj,jl) = zs0a(ji,jj,jl) |
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| 372 | v_s (ji,jj,jl) = zindsn * v_s(ji,jj,jl) |
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| 373 | v_i (ji,jj,jl) = zindic * v_i(ji,jj,jl) |
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[825] | 374 | END DO |
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| 375 | END DO |
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| 376 | END DO |
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| 377 | |
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| 378 | DO jj = 1, jpj |
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| 379 | DO ji = 1, jpi |
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[2715] | 380 | zs0at(ji,jj) = SUM( zs0a(ji,jj,1:jpl) ) |
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[825] | 381 | END DO |
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| 382 | END DO |
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| 383 | |
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[921] | 384 | !---------------------- |
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| 385 | ! 5.3) Ice properties |
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| 386 | !---------------------- |
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[825] | 387 | |
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[2715] | 388 | zbigval = 1.d+13 |
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[825] | 389 | |
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| 390 | DO jl = 1, jpl |
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| 391 | DO jj = 1, jpj |
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| 392 | DO ji = 1, jpi |
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| 393 | |
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| 394 | ! Switches and dummy variables |
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| 395 | zusvosn = 1.0/MAX( v_s(ji,jj,jl) , epsi16 ) |
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| 396 | zusvoic = 1.0/MAX( v_i(ji,jj,jl) , epsi16 ) |
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| 397 | zrtt = 173.15 * rone |
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| 398 | zindsn = MAX( rzero, SIGN( rone, v_s(ji,jj,jl) - zeps10 ) ) |
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| 399 | zindic = MAX( rzero, SIGN( rone, v_i(ji,jj,jl) - zeps10 ) ) |
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| 400 | zindb = MAX( zindsn, zindic ) |
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| 401 | |
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| 402 | ! Ice salinity and age |
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[2715] | 403 | zsal = MAX( MIN( (rhoic-rhosn)/rhoic*sss_m(ji,jj) , & |
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| 404 | zusvoic * zs0sm(ji,jj,jl) ), s_i_min ) * v_i(ji,jj,jl) |
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[825] | 405 | IF ( ( num_sal .EQ. 2 ) .OR. ( num_sal .EQ. 4 ) ) & |
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| 406 | smv_i(ji,jj,jl) = zindic*zsal + (1.0-zindic)*0.0 |
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| 407 | |
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[2715] | 408 | zage = MAX( MIN( zbigval, zs0oi(ji,jj,jl) / & |
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| 409 | MAX( a_i(ji,jj,jl), epsi16 ) ), 0.0 ) * a_i(ji,jj,jl) |
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[825] | 410 | oa_i (ji,jj,jl) = zindic*zage |
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| 411 | |
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| 412 | ! Snow heat content |
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| 413 | ze = MIN( MAX( 0.0, zs0c0(ji,jj,jl)*area(ji,jj) ), zbigval ) |
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| 414 | e_s(ji,jj,1,jl) = zindsn * ze + (1.0 - zindsn) * 0.0 |
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| 415 | |
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| 416 | END DO !ji |
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| 417 | END DO !jj |
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| 418 | END DO ! jl |
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| 419 | |
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| 420 | DO jl = 1, jpl |
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| 421 | DO jk = 1, nlay_i |
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| 422 | DO jj = 1, jpj |
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| 423 | DO ji = 1, jpi |
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| 424 | ! Ice heat content |
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| 425 | zindic = MAX( rzero, SIGN( rone, v_i(ji,jj,jl) - zeps10 ) ) |
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| 426 | ze = MIN( MAX( 0.0, zs0e(ji,jj,jk,jl)*area(ji,jj) ), zbigval ) |
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| 427 | e_i(ji,jj,jk,jl) = zindic * ze + ( 1.0 - zindic ) * 0.0 |
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| 428 | END DO !ji |
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| 429 | END DO ! jj |
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| 430 | END DO ! jk |
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| 431 | END DO ! jl |
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| 432 | |
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| 433 | ENDIF |
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| 434 | |
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[863] | 435 | IF(ln_ctl) THEN ! Control print |
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[867] | 436 | CALL prt_ctl_info(' ') |
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| 437 | CALL prt_ctl_info(' - Cell values : ') |
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| 438 | CALL prt_ctl_info(' ~~~~~~~~~~~~~ ') |
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[863] | 439 | CALL prt_ctl(tab2d_1=area , clinfo1=' lim_trp : cell area :') |
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| 440 | CALL prt_ctl(tab2d_1=at_i , clinfo1=' lim_trp : at_i :') |
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| 441 | CALL prt_ctl(tab2d_1=vt_i , clinfo1=' lim_trp : vt_i :') |
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| 442 | CALL prt_ctl(tab2d_1=vt_s , clinfo1=' lim_trp : vt_s :') |
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| 443 | DO jl = 1, jpl |
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[867] | 444 | CALL prt_ctl_info(' ') |
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[863] | 445 | CALL prt_ctl_info(' - Category : ', ivar1=jl) |
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| 446 | CALL prt_ctl_info(' ~~~~~~~~~~') |
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| 447 | CALL prt_ctl(tab2d_1=a_i (:,:,jl) , clinfo1= ' lim_trp : a_i : ') |
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| 448 | CALL prt_ctl(tab2d_1=ht_i (:,:,jl) , clinfo1= ' lim_trp : ht_i : ') |
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| 449 | CALL prt_ctl(tab2d_1=ht_s (:,:,jl) , clinfo1= ' lim_trp : ht_s : ') |
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| 450 | CALL prt_ctl(tab2d_1=v_i (:,:,jl) , clinfo1= ' lim_trp : v_i : ') |
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| 451 | CALL prt_ctl(tab2d_1=v_s (:,:,jl) , clinfo1= ' lim_trp : v_s : ') |
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| 452 | CALL prt_ctl(tab2d_1=e_s (:,:,1,jl) , clinfo1= ' lim_trp : e_s : ') |
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| 453 | CALL prt_ctl(tab2d_1=t_su (:,:,jl) , clinfo1= ' lim_trp : t_su : ') |
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| 454 | CALL prt_ctl(tab2d_1=t_s (:,:,1,jl) , clinfo1= ' lim_trp : t_snow : ') |
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| 455 | CALL prt_ctl(tab2d_1=sm_i (:,:,jl) , clinfo1= ' lim_trp : sm_i : ') |
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| 456 | CALL prt_ctl(tab2d_1=smv_i (:,:,jl) , clinfo1= ' lim_trp : smv_i : ') |
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| 457 | DO jk = 1, nlay_i |
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[867] | 458 | CALL prt_ctl_info(' ') |
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[863] | 459 | CALL prt_ctl_info(' - Layer : ', ivar1=jk) |
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| 460 | CALL prt_ctl_info(' ~~~~~~~') |
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| 461 | CALL prt_ctl(tab2d_1=t_i(:,:,jk,jl) , clinfo1= ' lim_trp : t_i : ') |
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| 462 | CALL prt_ctl(tab2d_1=e_i(:,:,jk,jl) , clinfo1= ' lim_trp : e_i : ') |
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| 463 | END DO |
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| 464 | END DO |
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| 465 | ENDIF |
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[2715] | 466 | ! |
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[2777] | 467 | IF( wrk_not_released(2, 4,5,6) .OR. wrk_not_released(3, 3,4,5,6,7,8) ) & |
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| 468 | & CALL ctl_stop('lim_trp : failed to release workspace arrays') |
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[2715] | 469 | ! |
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[825] | 470 | END SUBROUTINE lim_trp |
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| 471 | |
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| 472 | #else |
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| 473 | !!---------------------------------------------------------------------- |
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| 474 | !! Default option Empty Module No sea-ice model |
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| 475 | !!---------------------------------------------------------------------- |
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| 476 | CONTAINS |
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| 477 | SUBROUTINE lim_trp ! Empty routine |
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| 478 | END SUBROUTINE lim_trp |
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| 479 | #endif |
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| 480 | |
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| 481 | !!====================================================================== |
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| 482 | END MODULE limtrp |
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