[825] | 1 | MODULE limthd |
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| 2 | !!====================================================================== |
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| 3 | !! *** MODULE limthd *** |
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[1572] | 4 | !! LIM-3 : ice thermodynamic |
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[825] | 5 | !!====================================================================== |
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[1572] | 6 | !! History : LIM ! 2000-01 (M.A. Morales Maqueda, H. Goosse, T. Fichefet) LIM-1 |
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| 7 | !! 2.0 ! 2002-07 (C. Ethe, G. Madec) LIM-2 (F90 rewriting) |
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| 8 | !! 3.0 ! 2005-11 (M. Vancoppenolle) LIM-3 : Multi-layer thermodynamics + salinity variations |
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[2528] | 9 | !! - ! 2007-04 (M. Vancoppenolle) add lim_thd_glohec, lim_thd_con_dh and lim_thd_con_dif |
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[4688] | 10 | !! 3.2 ! 2009-07 (M. Vancoppenolle, Y. Aksenov, G. Madec) bug correction in wfx_snw |
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[2528] | 11 | !! 3.3 ! 2010-11 (G. Madec) corrected snow melting heat (due to factor betas) |
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[2715] | 12 | !! 4.0 ! 2011-02 (G. Madec) dynamical allocation |
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[4161] | 13 | !! - ! 2012-05 (C. Rousset) add penetration solar flux |
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[1572] | 14 | !!---------------------------------------------------------------------- |
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[825] | 15 | #if defined key_lim3 |
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| 16 | !!---------------------------------------------------------------------- |
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[834] | 17 | !! 'key_lim3' LIM3 sea-ice model |
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[825] | 18 | !!---------------------------------------------------------------------- |
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[3625] | 19 | !! lim_thd : thermodynamic of sea ice |
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| 20 | !! lim_thd_init : initialisation of sea-ice thermodynamic |
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[825] | 21 | !!---------------------------------------------------------------------- |
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[3625] | 22 | USE phycst ! physical constants |
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| 23 | USE dom_oce ! ocean space and time domain variables |
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[7646] | 24 | USE ice ! sea-ice variables |
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[3625] | 25 | USE sbc_oce ! Surface boundary condition: ocean fields |
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| 26 | USE sbc_ice ! Surface boundary condition: ice fields |
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[7646] | 27 | USE thd_ice ! thermodynamic sea-ice variables |
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| 28 | USE limthd_dif ! vertical diffusion |
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| 29 | USE limthd_dh ! ice-snow growth and melt |
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| 30 | USE limthd_da ! lateral melting |
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| 31 | USE limthd_sal ! ice salinity |
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| 32 | USE limthd_ent ! ice enthalpy redistribution |
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| 33 | USE limthd_lac ! lateral accretion |
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| 34 | USE limitd_th ! remapping thickness distribution |
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| 35 | USE limtab ! 1D <==> 2D transformation |
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| 36 | USE limvar ! |
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| 37 | USE limcons ! conservation tests |
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| 38 | USE limctl ! control print |
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[6140] | 39 | ! |
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| 40 | USE in_out_manager ! I/O manager |
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[3625] | 41 | USE lbclnk ! lateral boundary condition - MPP links |
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| 42 | USE lib_mpp ! MPP library |
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| 43 | USE wrk_nemo ! work arrays |
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| 44 | USE lib_fortran ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined) |
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[4161] | 45 | USE timing ! Timing |
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[825] | 46 | |
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| 47 | IMPLICIT NONE |
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| 48 | PRIVATE |
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| 49 | |
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[5407] | 50 | PUBLIC lim_thd ! called by limstp module |
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| 51 | PUBLIC lim_thd_init ! called by sbc_lim_init |
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[825] | 52 | |
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| 53 | !! * Substitutions |
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| 54 | # include "vectopt_loop_substitute.h90" |
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| 55 | !!---------------------------------------------------------------------- |
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[2528] | 56 | !! NEMO/LIM3 3.3 , UCL - NEMO Consortium (2010) |
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[1156] | 57 | !! $Id$ |
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[2528] | 58 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[825] | 59 | !!---------------------------------------------------------------------- |
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| 60 | CONTAINS |
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| 61 | |
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[921] | 62 | SUBROUTINE lim_thd( kt ) |
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[825] | 63 | !!------------------------------------------------------------------- |
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| 64 | !! *** ROUTINE lim_thd *** |
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| 65 | !! |
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[4990] | 66 | !! ** Purpose : This routine manages ice thermodynamics |
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[825] | 67 | !! |
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| 68 | !! ** Action : - Initialisation of some variables |
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| 69 | !! - Some preliminary computation (oceanic heat flux |
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| 70 | !! at the ice base, snow acc.,heat budget of the leads) |
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| 71 | !! - selection of the icy points and put them in an array |
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[4990] | 72 | !! - call lim_thd_dif for vertical heat diffusion |
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| 73 | !! - call lim_thd_dh for vertical ice growth and melt |
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| 74 | !! - call lim_thd_ent for enthalpy remapping |
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| 75 | !! - call lim_thd_sal for ice desalination |
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| 76 | !! - call lim_thd_temp to retrieve temperature from ice enthalpy |
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[825] | 77 | !! - back to the geographic grid |
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| 78 | !! |
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[4990] | 79 | !! ** References : |
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[1572] | 80 | !!--------------------------------------------------------------------- |
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[5123] | 81 | INTEGER, INTENT(in) :: kt ! number of iteration |
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[6140] | 82 | ! |
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[4688] | 83 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
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[5123] | 84 | INTEGER :: nbpb ! nb of icy pts for vertical thermo calculations |
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[4688] | 85 | REAL(wp) :: zfric_u, zqld, zqfr |
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| 86 | REAL(wp) :: zvi_b, zsmv_b, zei_b, zfs_b, zfw_b, zft_b |
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[5202] | 87 | REAL(wp), PARAMETER :: zfric_umin = 0._wp ! lower bound for the friction velocity (cice value=5.e-04) |
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| 88 | REAL(wp), PARAMETER :: zch = 0.0057_wp ! heat transfer coefficient |
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[7646] | 89 | REAL(wp), POINTER, DIMENSION(:,:) :: zu_io, zv_io, zfric ! ice-ocean velocity (m/s) and frictional velocity (m2/s2) |
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| 90 | ! |
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[825] | 91 | !!------------------------------------------------------------------- |
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[4990] | 92 | |
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[6140] | 93 | IF( nn_timing == 1 ) CALL timing_start('limthd') |
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[2715] | 94 | |
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[7646] | 95 | CALL wrk_alloc( jpi,jpj, zu_io, zv_io, zfric ) |
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| 96 | |
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| 97 | IF( kt == nit000 .AND. lwp ) THEN |
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| 98 | WRITE(numout,*)'' |
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| 99 | WRITE(numout,*)' lim_thd ' |
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| 100 | WRITE(numout,*)' ~~~~~~~~' |
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| 101 | ENDIF |
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| 102 | |
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[4688] | 103 | ! conservation test |
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[7646] | 104 | IF( ln_limdiachk ) CALL lim_cons_hsm(0, 'limthd', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) |
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[4161] | 105 | |
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[5167] | 106 | CALL lim_var_glo2eqv |
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[7646] | 107 | |
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| 108 | !---------------------------------------------! |
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| 109 | ! computation of friction velocity at T points |
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| 110 | !---------------------------------------------! |
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| 111 | IF( ln_limdyn ) THEN |
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[7753] | 112 | zu_io(:,:) = u_ice(:,:) - ssu_m(:,:) |
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| 113 | zv_io(:,:) = v_ice(:,:) - ssv_m(:,:) |
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[7646] | 114 | DO jj = 2, jpjm1 |
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| 115 | DO ji = fs_2, fs_jpim1 |
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| 116 | zfric(ji,jj) = rn_cio * ( 0.5_wp * & |
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| 117 | & ( zu_io(ji,jj) * zu_io(ji,jj) + zu_io(ji-1,jj) * zu_io(ji-1,jj) & |
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| 118 | & + zv_io(ji,jj) * zv_io(ji,jj) + zv_io(ji,jj-1) * zv_io(ji,jj-1) ) ) * tmask(ji,jj,1) |
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| 119 | END DO |
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| 120 | END DO |
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| 121 | ELSE ! if no ice dynamics => transmit directly the atmospheric stress to the ocean |
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| 122 | DO jj = 2, jpjm1 |
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| 123 | DO ji = fs_2, fs_jpim1 |
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| 124 | zfric(ji,jj) = r1_rau0 * SQRT( 0.5_wp * & |
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| 125 | & ( utau(ji,jj) * utau(ji,jj) + utau(ji-1,jj) * utau(ji-1,jj) & |
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| 126 | & + vtau(ji,jj) * vtau(ji,jj) + vtau(ji,jj-1) * vtau(ji,jj-1) ) ) * tmask(ji,jj,1) |
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| 127 | END DO |
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| 128 | END DO |
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| 129 | ENDIF |
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| 130 | CALL lbc_lnk( zfric, 'T', 1. ) |
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| 131 | ! |
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| 132 | !----------------------------------! |
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| 133 | ! Initialization and units change |
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| 134 | !----------------------------------! |
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[7753] | 135 | ftr_ice(:,:,:) = 0._wp ! part of solar radiation transmitted through the ice |
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[825] | 136 | |
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[5123] | 137 | ! Change the units of heat content; from J/m2 to J/m3 |
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[825] | 138 | DO jl = 1, jpl |
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[921] | 139 | DO jk = 1, nlay_i |
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| 140 | DO jj = 1, jpj |
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| 141 | DO ji = 1, jpi |
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[5134] | 142 | rswitch = MAX( 0._wp , SIGN( 1._wp , v_i(ji,jj,jl) - epsi20 ) ) |
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[4688] | 143 | !Energy of melting q(S,T) [J.m-3] |
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[5123] | 144 | e_i(ji,jj,jk,jl) = rswitch * e_i(ji,jj,jk,jl) / MAX( v_i(ji,jj,jl) , epsi20 ) * REAL( nlay_i ) |
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[921] | 145 | END DO |
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[825] | 146 | END DO |
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[921] | 147 | END DO |
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| 148 | DO jk = 1, nlay_s |
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| 149 | DO jj = 1, jpj |
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| 150 | DO ji = 1, jpi |
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[5134] | 151 | rswitch = MAX( 0._wp , SIGN( 1._wp , v_s(ji,jj,jl) - epsi20 ) ) |
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[4688] | 152 | !Energy of melting q(S,T) [J.m-3] |
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[5123] | 153 | e_s(ji,jj,jk,jl) = rswitch * e_s(ji,jj,jk,jl) / MAX( v_s(ji,jj,jl) , epsi20 ) * REAL( nlay_s ) |
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[921] | 154 | END DO |
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[825] | 155 | END DO |
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[921] | 156 | END DO |
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[825] | 157 | END DO |
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| 158 | |
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[7646] | 159 | !--------------------------------------------------------------------! |
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| 160 | ! Partial computation of forcing for the thermodynamic sea ice model |
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| 161 | !--------------------------------------------------------------------! |
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[921] | 162 | DO jj = 1, jpj |
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| 163 | DO ji = 1, jpi |
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[5134] | 164 | rswitch = tmask(ji,jj,1) * MAX( 0._wp , SIGN( 1._wp , at_i(ji,jj) - epsi10 ) ) ! 0 if no ice |
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[2528] | 165 | ! |
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[921] | 166 | ! ! solar irradiance transmission at the mixed layer bottom and used in the lead heat budget |
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| 167 | ! ! practically no "direct lateral ablation" |
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| 168 | ! |
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| 169 | ! ! net downward heat flux from the ice to the ocean, expressed as a function of ocean |
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| 170 | ! ! temperature and turbulent mixing (McPhee, 1992) |
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[4688] | 171 | ! |
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| 172 | ! --- Energy received in the lead, zqld is defined everywhere (J.m-2) --- ! |
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[5407] | 173 | zqld = tmask(ji,jj,1) * rdt_ice * & |
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| 174 | & ( pfrld(ji,jj) * qsr_oce(ji,jj) * frq_m(ji,jj) + pfrld(ji,jj) * qns_oce(ji,jj) + qemp_oce(ji,jj) ) |
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[825] | 175 | |
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[5123] | 176 | ! --- Energy needed to bring ocean surface layer until its freezing (<0, J.m-2) --- ! |
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[6140] | 177 | zqfr = tmask(ji,jj,1) * rau0 * rcp * e3t_m(ji,jj) * ( t_bo(ji,jj) - ( sst_m(ji,jj) + rt0 ) ) |
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[4688] | 178 | |
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[5123] | 179 | ! --- Energy from the turbulent oceanic heat flux (W/m2) --- ! |
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[7646] | 180 | zfric_u = MAX( SQRT( zfric(ji,jj) ), zfric_umin ) |
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[5123] | 181 | fhtur(ji,jj) = MAX( 0._wp, rswitch * rau0 * rcp * zch * zfric_u * ( ( sst_m(ji,jj) + rt0 ) - t_bo(ji,jj) ) ) ! W.m-2 |
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| 182 | fhtur(ji,jj) = rswitch * MIN( fhtur(ji,jj), - zqfr * r1_rdtice / MAX( at_i(ji,jj), epsi10 ) ) |
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| 183 | ! upper bound for fhtur: the heat retrieved from the ocean must be smaller than the heat necessary to reach |
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| 184 | ! the freezing point, so that we do not have SST < T_freeze |
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| 185 | ! This implies: - ( fhtur(ji,jj) * at_i(ji,jj) * rtdice ) - zqfr >= 0 |
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| 186 | |
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[4688] | 187 | !-- Energy Budget of the leads (J.m-2). Must be < 0 to form ice |
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[5123] | 188 | qlead(ji,jj) = MIN( 0._wp , zqld - ( fhtur(ji,jj) * at_i(ji,jj) * rdt_ice ) - zqfr ) |
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[4688] | 189 | |
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| 190 | ! If there is ice and leads are warming, then transfer energy from the lead budget and use it for bottom melting |
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[5123] | 191 | IF( zqld > 0._wp ) THEN |
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| 192 | fhld (ji,jj) = rswitch * zqld * r1_rdtice / MAX( at_i(ji,jj), epsi10 ) ! divided by at_i since this is (re)multiplied by a_i in limthd_dh.F90 |
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[4688] | 193 | qlead(ji,jj) = 0._wp |
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[4990] | 194 | ELSE |
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| 195 | fhld (ji,jj) = 0._wp |
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[4688] | 196 | ENDIF |
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[2528] | 197 | ! |
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[7646] | 198 | ! Net heat flux on top of the ice-ocean [W.m-2] |
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| 199 | ! --------------------------------------------- |
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[5407] | 200 | hfx_in(ji,jj) = qns_tot(ji,jj) + qsr_tot(ji,jj) |
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[7646] | 201 | END DO |
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| 202 | END DO |
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| 203 | |
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| 204 | ! In case we bypass open-water ice formation |
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[7753] | 205 | IF( .NOT. ln_limdO ) qlead(:,:) = 0._wp |
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[7646] | 206 | ! In case we bypass growing/melting from top and bottom: we suppose ice is impermeable => ocean is isolated from atmosphere |
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[7753] | 207 | IF( .NOT. ln_limdH ) hfx_in(:,:) = pfrld(:,:) * ( qns_oce(:,:) + qsr_oce(:,:) ) + qemp_oce(:,:) |
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| 208 | IF( .NOT. ln_limdH ) fhtur (:,:) = 0._wp ; fhld (:,:) = 0._wp |
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[4688] | 209 | |
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[7646] | 210 | ! --------------------------------------------------------------------- |
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| 211 | ! Net heat flux on top of the ocean after ice thermo (1st step) [W.m-2] |
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| 212 | ! --------------------------------------------------------------------- |
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| 213 | ! First step here : non solar + precip - qlead - qturb |
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| 214 | ! Second step in limthd_dh : heat remaining if total melt (zq_rema) |
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| 215 | ! Third step in limsbc : heat from ice-ocean mass exchange (zf_mass) + solar |
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| 216 | DO jj = 1, jpj |
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| 217 | DO ji = 1, jpi |
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[5407] | 218 | hfx_out(ji,jj) = pfrld(ji,jj) * qns_oce(ji,jj) + qemp_oce(ji,jj) & ! Non solar heat flux received by the ocean |
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| 219 | & - qlead(ji,jj) * r1_rdtice & ! heat flux taken from the ocean where there is open water ice formation |
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| 220 | & - at_i(ji,jj) * fhtur(ji,jj) & ! heat flux taken by turbulence |
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| 221 | & - at_i(ji,jj) * fhld(ji,jj) ! heat flux taken during bottom growth/melt |
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| 222 | ! (fhld should be 0 while bott growth) |
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[825] | 223 | END DO |
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| 224 | END DO |
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| 225 | |
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[921] | 226 | !------------------------------------------------------------------------------! |
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[7646] | 227 | ! Thermodynamic computation (only on grid points covered by ice) |
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[921] | 228 | !------------------------------------------------------------------------------! |
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[825] | 229 | |
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| 230 | DO jl = 1, jpl !loop over ice categories |
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| 231 | |
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[7646] | 232 | ! select ice covered grid points |
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[825] | 233 | nbpb = 0 |
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| 234 | DO jj = 1, jpj |
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| 235 | DO ji = 1, jpi |
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[5123] | 236 | IF ( a_i(ji,jj,jl) > epsi10 ) THEN |
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[825] | 237 | nbpb = nbpb + 1 |
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| 238 | npb(nbpb) = (jj - 1) * jpi + ji |
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| 239 | ENDIF |
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| 240 | END DO |
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| 241 | END DO |
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| 242 | |
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[4333] | 243 | ! debug point to follow |
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| 244 | jiindex_1d = 0 |
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[7646] | 245 | IF( ln_limctl ) THEN |
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[5128] | 246 | DO ji = mi0(iiceprt), mi1(iiceprt) |
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| 247 | DO jj = mj0(jiceprt), mj1(jiceprt) |
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[4333] | 248 | jiindex_1d = (jj - 1) * jpi + ji |
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[4688] | 249 | WRITE(numout,*) ' lim_thd : Category no : ', jl |
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[4333] | 250 | END DO |
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| 251 | END DO |
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| 252 | ENDIF |
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| 253 | |
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[7646] | 254 | IF( lk_mpp ) CALL mpp_ini_ice( nbpb , numout ) |
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[825] | 255 | |
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[7646] | 256 | IF( nbpb > 0 ) THEN ! If there is no ice, do nothing. |
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| 257 | ! |
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| 258 | s_i_new (:) = 0._wp ; dh_s_tot (:) = 0._wp ! --- some init --- ! |
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| 259 | dh_i_surf (:) = 0._wp ; dh_i_bott(:) = 0._wp |
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| 260 | dh_snowice(:) = 0._wp ; dh_i_sub (:) = 0._wp |
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[869] | 261 | |
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[7646] | 262 | CALL lim_thd_1d2d( nbpb, jl, 1 ) ! --- Move to 1D arrays --- ! |
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[6140] | 263 | ! |
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[7646] | 264 | IF( ln_limdH ) CALL lim_thd_dif( 1, nbpb ) ! --- Ice/Snow Temperature profile --- ! |
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[6140] | 265 | ! |
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[7646] | 266 | IF( ln_limdH ) CALL lim_thd_dh( 1, nbpb ) ! --- Ice/Snow thickness --- ! |
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[6140] | 267 | ! |
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[7646] | 268 | IF( ln_limdH ) CALL lim_thd_ent( 1, nbpb, q_i_1d(1:nbpb,:) ) ! --- Ice enthalpy remapping --- ! |
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[6140] | 269 | ! |
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[7646] | 270 | CALL lim_thd_sal( 1, nbpb ) ! --- Ice salinity --- ! |
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[6140] | 271 | ! |
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[7646] | 272 | CALL lim_thd_temp( 1, nbpb ) ! --- temperature update --- ! |
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[6140] | 273 | ! |
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[7646] | 274 | IF( ln_limdH ) THEN |
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| 275 | IF ( ( nn_monocat == 1 .OR. nn_monocat == 4 ) .AND. jpl == 1 ) THEN |
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| 276 | CALL lim_thd_lam( 1, nbpb ) ! --- extra lateral melting if monocat --- ! |
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| 277 | END IF |
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[5123] | 278 | END IF |
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[2528] | 279 | ! |
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[7646] | 280 | CALL lim_thd_1d2d( nbpb, jl, 2 ) ! --- Move to 2D arrays --- ! |
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[6140] | 281 | ! |
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[7646] | 282 | IF( lk_mpp ) CALL mpp_comm_free( ncomm_ice ) !RB necessary ?? |
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[1572] | 283 | ENDIF |
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| 284 | ! |
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[5167] | 285 | END DO !jl |
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[825] | 286 | |
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[7646] | 287 | IF( ln_limdA) CALL lim_thd_da ! --- lateral melting --- ! |
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[825] | 288 | |
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[5123] | 289 | ! Enthalpies are global variables we have to readjust the units (heat content in J/m2) |
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[825] | 290 | DO jl = 1, jpl |
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[921] | 291 | DO jk = 1, nlay_i |
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[7753] | 292 | e_i(:,:,jk,jl) = e_i(:,:,jk,jl) * a_i(:,:,jl) * ht_i(:,:,jl) * r1_nlay_i |
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[1572] | 293 | END DO |
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[825] | 294 | DO jk = 1, nlay_s |
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[7753] | 295 | e_s(:,:,jk,jl) = e_s(:,:,jk,jl) * a_i(:,:,jl) * ht_s(:,:,jl) * r1_nlay_s |
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[1572] | 296 | END DO |
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| 297 | END DO |
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[7753] | 298 | |
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| 299 | ! Change thickness to volume |
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| 300 | v_i(:,:,:) = ht_i(:,:,:) * a_i(:,:,:) |
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| 301 | v_s(:,:,:) = ht_s(:,:,:) * a_i(:,:,:) |
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| 302 | smv_i(:,:,:) = sm_i(:,:,:) * v_i(:,:,:) |
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[825] | 303 | |
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[5202] | 304 | ! update ice age (in case a_i changed, i.e. becomes 0 or lateral melting in monocat) |
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| 305 | DO jl = 1, jpl |
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| 306 | DO jj = 1, jpj |
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| 307 | DO ji = 1, jpi |
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| 308 | rswitch = MAX( 0._wp , SIGN( 1._wp, a_i_b(ji,jj,jl) - epsi10 ) ) |
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| 309 | oa_i(ji,jj,jl) = rswitch * oa_i(ji,jj,jl) * a_i(ji,jj,jl) / MAX( a_i_b(ji,jj,jl), epsi10 ) |
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| 310 | END DO |
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| 311 | END DO |
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| 312 | END DO |
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| 313 | |
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[5134] | 314 | CALL lim_var_zapsmall |
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[5202] | 315 | |
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[7646] | 316 | ! control checks |
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| 317 | IF( ln_limctl ) CALL lim_prt( kt, iiceprt, jiceprt, 1, ' - ice thermodyn. - ' ) ! control print |
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[2528] | 318 | ! |
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[7646] | 319 | IF( ln_limdiachk ) CALL lim_cons_hsm(1, 'limthd', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) |
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[4990] | 320 | |
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[7646] | 321 | !------------------------------------------------! |
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| 322 | ! Transport ice between thickness categories |
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| 323 | !------------------------------------------------! |
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[5167] | 324 | ! Given thermodynamic growth rates, transport ice between thickness categories. |
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[7646] | 325 | IF( ln_limdiachk ) CALL lim_cons_hsm(0, 'limitd_th_rem', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) |
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[5123] | 326 | |
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[5167] | 327 | IF( jpl > 1 ) CALL lim_itd_th_rem( 1, jpl, kt ) |
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[5123] | 328 | |
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[7646] | 329 | IF( ln_limdiachk ) CALL lim_cons_hsm(1, 'limitd_th_rem', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) |
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[5167] | 330 | |
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[7646] | 331 | !------------------------------------------------! |
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| 332 | ! Add frazil ice growing in leads |
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| 333 | !------------------------------------------------! |
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| 334 | IF( ln_limdiachk ) CALL lim_cons_hsm(0, 'limthd_lac', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) |
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[5167] | 335 | |
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[7646] | 336 | IF( ln_limdO ) CALL lim_thd_lac |
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[5123] | 337 | |
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[7646] | 338 | ! conservation test |
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| 339 | IF( ln_limdiachk ) CALL lim_cons_hsm(1, 'limthd_lac', zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b) |
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[5123] | 340 | |
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[5167] | 341 | ! Control print |
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[7646] | 342 | IF( ln_ctl ) CALL lim_prt3D( 'limthd' ) |
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[4161] | 343 | ! |
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[7646] | 344 | CALL wrk_dealloc( jpi,jpj, zu_io, zv_io, zfric ) |
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[6140] | 345 | ! |
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[7646] | 346 | IF( nn_timing == 1 ) CALL timing_stop('limthd') |
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| 347 | |
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[4688] | 348 | END SUBROUTINE lim_thd |
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[825] | 349 | |
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[5407] | 350 | |
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[4688] | 351 | SUBROUTINE lim_thd_temp( kideb, kiut ) |
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[825] | 352 | !!----------------------------------------------------------------------- |
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[4688] | 353 | !! *** ROUTINE lim_thd_temp *** |
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[825] | 354 | !! |
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[4688] | 355 | !! ** Purpose : Computes sea ice temperature (Kelvin) from enthalpy |
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[825] | 356 | !! |
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| 357 | !! ** Method : Formula (Bitz and Lipscomb, 1999) |
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| 358 | !!------------------------------------------------------------------- |
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[1572] | 359 | INTEGER, INTENT(in) :: kideb, kiut ! bounds for the spatial loop |
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[6140] | 360 | ! |
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[2715] | 361 | INTEGER :: ji, jk ! dummy loop indices |
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[4990] | 362 | REAL(wp) :: ztmelts, zaaa, zbbb, zccc, zdiscrim ! local scalar |
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[825] | 363 | !!------------------------------------------------------------------- |
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[4688] | 364 | ! Recover ice temperature |
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| 365 | DO jk = 1, nlay_i |
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[825] | 366 | DO ji = kideb, kiut |
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[5123] | 367 | ztmelts = -tmut * s_i_1d(ji,jk) + rt0 |
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[4688] | 368 | ! Conversion q(S,T) -> T (second order equation) |
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| 369 | zaaa = cpic |
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[5123] | 370 | zbbb = ( rcp - cpic ) * ( ztmelts - rt0 ) + q_i_1d(ji,jk) * r1_rhoic - lfus |
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| 371 | zccc = lfus * ( ztmelts - rt0 ) |
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[4688] | 372 | zdiscrim = SQRT( MAX( zbbb * zbbb - 4._wp * zaaa * zccc, 0._wp ) ) |
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[5123] | 373 | t_i_1d(ji,jk) = rt0 - ( zbbb + zdiscrim ) / ( 2._wp * zaaa ) |
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[4688] | 374 | |
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| 375 | ! mask temperature |
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[4990] | 376 | rswitch = 1._wp - MAX( 0._wp , SIGN( 1._wp , - ht_i_1d(ji) ) ) |
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[5123] | 377 | t_i_1d(ji,jk) = rswitch * t_i_1d(ji,jk) + ( 1._wp - rswitch ) * rt0 |
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[4688] | 378 | END DO |
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| 379 | END DO |
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[6140] | 380 | ! |
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[4688] | 381 | END SUBROUTINE lim_thd_temp |
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[825] | 382 | |
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[6140] | 383 | |
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[5123] | 384 | SUBROUTINE lim_thd_lam( kideb, kiut ) |
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| 385 | !!----------------------------------------------------------------------- |
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| 386 | !! *** ROUTINE lim_thd_lam *** |
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| 387 | !! |
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| 388 | !! ** Purpose : Lateral melting in case monocategory |
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| 389 | !! ( dA = A/2h dh ) |
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| 390 | !!----------------------------------------------------------------------- |
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| 391 | INTEGER, INTENT(in) :: kideb, kiut ! bounds for the spatial loop |
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[6140] | 392 | ! |
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| 393 | INTEGER :: ji ! dummy loop indices |
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| 394 | REAL(wp) :: zhi_bef ! ice thickness before thermo |
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| 395 | REAL(wp) :: zdh_mel, zda_mel ! net melting |
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| 396 | REAL(wp) :: zvi, zvs ! ice/snow volumes |
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| 397 | !!----------------------------------------------------------------------- |
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| 398 | ! |
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[5123] | 399 | DO ji = kideb, kiut |
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[6416] | 400 | zdh_mel = MIN( 0._wp, dh_i_surf(ji) + dh_i_bott(ji) + dh_snowice(ji) + dh_i_sub(ji) ) |
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[5167] | 401 | IF( zdh_mel < 0._wp .AND. a_i_1d(ji) > 0._wp ) THEN |
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| 402 | zvi = a_i_1d(ji) * ht_i_1d(ji) |
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| 403 | zvs = a_i_1d(ji) * ht_s_1d(ji) |
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[5123] | 404 | ! lateral melting = concentration change |
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| 405 | zhi_bef = ht_i_1d(ji) - zdh_mel |
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[5167] | 406 | rswitch = MAX( 0._wp , SIGN( 1._wp , zhi_bef - epsi20 ) ) |
---|
| 407 | zda_mel = rswitch * a_i_1d(ji) * zdh_mel / ( 2._wp * MAX( zhi_bef, epsi20 ) ) |
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| 408 | a_i_1d(ji) = MAX( epsi20, a_i_1d(ji) + zda_mel ) |
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[7646] | 409 | ! adjust thickness |
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[5167] | 410 | ht_i_1d(ji) = zvi / a_i_1d(ji) |
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| 411 | ht_s_1d(ji) = zvs / a_i_1d(ji) |
---|
[5123] | 412 | ! retrieve total concentration |
---|
| 413 | at_i_1d(ji) = a_i_1d(ji) |
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| 414 | END IF |
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| 415 | END DO |
---|
[6140] | 416 | ! |
---|
[5123] | 417 | END SUBROUTINE lim_thd_lam |
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| 418 | |
---|
[6140] | 419 | |
---|
[5123] | 420 | SUBROUTINE lim_thd_1d2d( nbpb, jl, kn ) |
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| 421 | !!----------------------------------------------------------------------- |
---|
| 422 | !! *** ROUTINE lim_thd_1d2d *** |
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| 423 | !! |
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| 424 | !! ** Purpose : move arrays from 1d to 2d and the reverse |
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| 425 | !!----------------------------------------------------------------------- |
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[6140] | 426 | INTEGER, INTENT(in) :: kn ! 1= from 2D to 1D ; 2= from 1D to 2D |
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[5123] | 427 | INTEGER, INTENT(in) :: nbpb ! size of 1D arrays |
---|
| 428 | INTEGER, INTENT(in) :: jl ! ice cat |
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[6140] | 429 | ! |
---|
[5123] | 430 | INTEGER :: jk ! dummy loop indices |
---|
[6140] | 431 | !!----------------------------------------------------------------------- |
---|
| 432 | ! |
---|
[5123] | 433 | SELECT CASE( kn ) |
---|
[6140] | 434 | ! |
---|
| 435 | CASE( 1 ) ! from 2D to 1D |
---|
| 436 | ! |
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[5123] | 437 | CALL tab_2d_1d( nbpb, at_i_1d (1:nbpb), at_i , jpi, jpj, npb(1:nbpb) ) |
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| 438 | CALL tab_2d_1d( nbpb, a_i_1d (1:nbpb), a_i(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 439 | CALL tab_2d_1d( nbpb, ht_i_1d (1:nbpb), ht_i(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 440 | CALL tab_2d_1d( nbpb, ht_s_1d (1:nbpb), ht_s(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
[6140] | 441 | ! |
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[5123] | 442 | CALL tab_2d_1d( nbpb, t_su_1d (1:nbpb), t_su(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 443 | CALL tab_2d_1d( nbpb, sm_i_1d (1:nbpb), sm_i(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 444 | DO jk = 1, nlay_s |
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| 445 | CALL tab_2d_1d( nbpb, t_s_1d(1:nbpb,jk), t_s(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 446 | CALL tab_2d_1d( nbpb, q_s_1d(1:nbpb,jk), e_s(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 447 | END DO |
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| 448 | DO jk = 1, nlay_i |
---|
| 449 | CALL tab_2d_1d( nbpb, t_i_1d(1:nbpb,jk), t_i(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 450 | CALL tab_2d_1d( nbpb, q_i_1d(1:nbpb,jk), e_i(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 451 | CALL tab_2d_1d( nbpb, s_i_1d(1:nbpb,jk), s_i(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 452 | END DO |
---|
[6140] | 453 | ! |
---|
[5407] | 454 | CALL tab_2d_1d( nbpb, qprec_ice_1d(1:nbpb), qprec_ice(:,:) , jpi, jpj, npb(1:nbpb) ) |
---|
[6416] | 455 | CALL tab_2d_1d( nbpb, qevap_ice_1d(1:nbpb), qevap_ice(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
[5123] | 456 | CALL tab_2d_1d( nbpb, qsr_ice_1d (1:nbpb), qsr_ice(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 457 | CALL tab_2d_1d( nbpb, fr1_i0_1d (1:nbpb), fr1_i0 , jpi, jpj, npb(1:nbpb) ) |
---|
| 458 | CALL tab_2d_1d( nbpb, fr2_i0_1d (1:nbpb), fr2_i0 , jpi, jpj, npb(1:nbpb) ) |
---|
| 459 | CALL tab_2d_1d( nbpb, qns_ice_1d (1:nbpb), qns_ice(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
| 460 | CALL tab_2d_1d( nbpb, ftr_ice_1d (1:nbpb), ftr_ice(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
---|
[5407] | 461 | CALL tab_2d_1d( nbpb, evap_ice_1d (1:nbpb), evap_ice(:,:,jl), jpi, jpj, npb(1:nbpb) ) |
---|
[5123] | 462 | CALL tab_2d_1d( nbpb, dqns_ice_1d(1:nbpb), dqns_ice(:,:,jl), jpi, jpj, npb(1:nbpb) ) |
---|
| 463 | CALL tab_2d_1d( nbpb, t_bo_1d (1:nbpb), t_bo , jpi, jpj, npb(1:nbpb) ) |
---|
| 464 | CALL tab_2d_1d( nbpb, sprecip_1d (1:nbpb), sprecip , jpi, jpj, npb(1:nbpb) ) |
---|
| 465 | CALL tab_2d_1d( nbpb, fhtur_1d (1:nbpb), fhtur , jpi, jpj, npb(1:nbpb) ) |
---|
| 466 | CALL tab_2d_1d( nbpb, qlead_1d (1:nbpb), qlead , jpi, jpj, npb(1:nbpb) ) |
---|
| 467 | CALL tab_2d_1d( nbpb, fhld_1d (1:nbpb), fhld , jpi, jpj, npb(1:nbpb) ) |
---|
[6140] | 468 | ! |
---|
[5123] | 469 | CALL tab_2d_1d( nbpb, wfx_snw_1d (1:nbpb), wfx_snw , jpi, jpj, npb(1:nbpb) ) |
---|
| 470 | CALL tab_2d_1d( nbpb, wfx_sub_1d (1:nbpb), wfx_sub , jpi, jpj, npb(1:nbpb) ) |
---|
[6140] | 471 | ! |
---|
[5123] | 472 | CALL tab_2d_1d( nbpb, wfx_bog_1d (1:nbpb), wfx_bog , jpi, jpj, npb(1:nbpb) ) |
---|
| 473 | CALL tab_2d_1d( nbpb, wfx_bom_1d (1:nbpb), wfx_bom , jpi, jpj, npb(1:nbpb) ) |
---|
| 474 | CALL tab_2d_1d( nbpb, wfx_sum_1d (1:nbpb), wfx_sum , jpi, jpj, npb(1:nbpb) ) |
---|
| 475 | CALL tab_2d_1d( nbpb, wfx_sni_1d (1:nbpb), wfx_sni , jpi, jpj, npb(1:nbpb) ) |
---|
| 476 | CALL tab_2d_1d( nbpb, wfx_res_1d (1:nbpb), wfx_res , jpi, jpj, npb(1:nbpb) ) |
---|
| 477 | CALL tab_2d_1d( nbpb, wfx_spr_1d (1:nbpb), wfx_spr , jpi, jpj, npb(1:nbpb) ) |
---|
[6140] | 478 | ! |
---|
[5123] | 479 | CALL tab_2d_1d( nbpb, sfx_bog_1d (1:nbpb), sfx_bog , jpi, jpj, npb(1:nbpb) ) |
---|
| 480 | CALL tab_2d_1d( nbpb, sfx_bom_1d (1:nbpb), sfx_bom , jpi, jpj, npb(1:nbpb) ) |
---|
| 481 | CALL tab_2d_1d( nbpb, sfx_sum_1d (1:nbpb), sfx_sum , jpi, jpj, npb(1:nbpb) ) |
---|
| 482 | CALL tab_2d_1d( nbpb, sfx_sni_1d (1:nbpb), sfx_sni , jpi, jpj, npb(1:nbpb) ) |
---|
| 483 | CALL tab_2d_1d( nbpb, sfx_bri_1d (1:nbpb), sfx_bri , jpi, jpj, npb(1:nbpb) ) |
---|
| 484 | CALL tab_2d_1d( nbpb, sfx_res_1d (1:nbpb), sfx_res , jpi, jpj, npb(1:nbpb) ) |
---|
[6416] | 485 | CALL tab_2d_1d( nbpb, sfx_sub_1d (1:nbpb), sfx_sub , jpi, jpj,npb(1:nbpb) ) |
---|
[6140] | 486 | ! |
---|
[5123] | 487 | CALL tab_2d_1d( nbpb, hfx_thd_1d (1:nbpb), hfx_thd , jpi, jpj, npb(1:nbpb) ) |
---|
| 488 | CALL tab_2d_1d( nbpb, hfx_spr_1d (1:nbpb), hfx_spr , jpi, jpj, npb(1:nbpb) ) |
---|
| 489 | CALL tab_2d_1d( nbpb, hfx_sum_1d (1:nbpb), hfx_sum , jpi, jpj, npb(1:nbpb) ) |
---|
| 490 | CALL tab_2d_1d( nbpb, hfx_bom_1d (1:nbpb), hfx_bom , jpi, jpj, npb(1:nbpb) ) |
---|
| 491 | CALL tab_2d_1d( nbpb, hfx_bog_1d (1:nbpb), hfx_bog , jpi, jpj, npb(1:nbpb) ) |
---|
| 492 | CALL tab_2d_1d( nbpb, hfx_dif_1d (1:nbpb), hfx_dif , jpi, jpj, npb(1:nbpb) ) |
---|
| 493 | CALL tab_2d_1d( nbpb, hfx_opw_1d (1:nbpb), hfx_opw , jpi, jpj, npb(1:nbpb) ) |
---|
| 494 | CALL tab_2d_1d( nbpb, hfx_snw_1d (1:nbpb), hfx_snw , jpi, jpj, npb(1:nbpb) ) |
---|
| 495 | CALL tab_2d_1d( nbpb, hfx_sub_1d (1:nbpb), hfx_sub , jpi, jpj, npb(1:nbpb) ) |
---|
| 496 | CALL tab_2d_1d( nbpb, hfx_err_1d (1:nbpb), hfx_err , jpi, jpj, npb(1:nbpb) ) |
---|
| 497 | CALL tab_2d_1d( nbpb, hfx_res_1d (1:nbpb), hfx_res , jpi, jpj, npb(1:nbpb) ) |
---|
[5146] | 498 | CALL tab_2d_1d( nbpb, hfx_err_dif_1d (1:nbpb), hfx_err_dif , jpi, jpj, npb(1:nbpb) ) |
---|
[5123] | 499 | CALL tab_2d_1d( nbpb, hfx_err_rem_1d (1:nbpb), hfx_err_rem , jpi, jpj, npb(1:nbpb) ) |
---|
[6140] | 500 | ! |
---|
| 501 | CASE( 2 ) ! from 1D to 2D |
---|
| 502 | ! |
---|
[5123] | 503 | CALL tab_1d_2d( nbpb, at_i , npb, at_i_1d (1:nbpb) , jpi, jpj ) |
---|
| 504 | CALL tab_1d_2d( nbpb, ht_i(:,:,jl) , npb, ht_i_1d (1:nbpb) , jpi, jpj ) |
---|
| 505 | CALL tab_1d_2d( nbpb, ht_s(:,:,jl) , npb, ht_s_1d (1:nbpb) , jpi, jpj ) |
---|
| 506 | CALL tab_1d_2d( nbpb, a_i (:,:,jl) , npb, a_i_1d (1:nbpb) , jpi, jpj ) |
---|
| 507 | CALL tab_1d_2d( nbpb, t_su(:,:,jl) , npb, t_su_1d (1:nbpb) , jpi, jpj ) |
---|
| 508 | CALL tab_1d_2d( nbpb, sm_i(:,:,jl) , npb, sm_i_1d (1:nbpb) , jpi, jpj ) |
---|
| 509 | DO jk = 1, nlay_s |
---|
| 510 | CALL tab_1d_2d( nbpb, t_s(:,:,jk,jl), npb, t_s_1d (1:nbpb,jk), jpi, jpj) |
---|
| 511 | CALL tab_1d_2d( nbpb, e_s(:,:,jk,jl), npb, q_s_1d (1:nbpb,jk), jpi, jpj) |
---|
| 512 | END DO |
---|
| 513 | DO jk = 1, nlay_i |
---|
| 514 | CALL tab_1d_2d( nbpb, t_i(:,:,jk,jl), npb, t_i_1d (1:nbpb,jk), jpi, jpj) |
---|
| 515 | CALL tab_1d_2d( nbpb, e_i(:,:,jk,jl), npb, q_i_1d (1:nbpb,jk), jpi, jpj) |
---|
| 516 | CALL tab_1d_2d( nbpb, s_i(:,:,jk,jl), npb, s_i_1d (1:nbpb,jk), jpi, jpj) |
---|
| 517 | END DO |
---|
| 518 | CALL tab_1d_2d( nbpb, qlead , npb, qlead_1d (1:nbpb) , jpi, jpj ) |
---|
[6140] | 519 | ! |
---|
[5123] | 520 | CALL tab_1d_2d( nbpb, wfx_snw , npb, wfx_snw_1d(1:nbpb) , jpi, jpj ) |
---|
| 521 | CALL tab_1d_2d( nbpb, wfx_sub , npb, wfx_sub_1d(1:nbpb) , jpi, jpj ) |
---|
[6140] | 522 | ! |
---|
[5123] | 523 | CALL tab_1d_2d( nbpb, wfx_bog , npb, wfx_bog_1d(1:nbpb) , jpi, jpj ) |
---|
| 524 | CALL tab_1d_2d( nbpb, wfx_bom , npb, wfx_bom_1d(1:nbpb) , jpi, jpj ) |
---|
| 525 | CALL tab_1d_2d( nbpb, wfx_sum , npb, wfx_sum_1d(1:nbpb) , jpi, jpj ) |
---|
| 526 | CALL tab_1d_2d( nbpb, wfx_sni , npb, wfx_sni_1d(1:nbpb) , jpi, jpj ) |
---|
| 527 | CALL tab_1d_2d( nbpb, wfx_res , npb, wfx_res_1d(1:nbpb) , jpi, jpj ) |
---|
| 528 | CALL tab_1d_2d( nbpb, wfx_spr , npb, wfx_spr_1d(1:nbpb) , jpi, jpj ) |
---|
[6140] | 529 | ! |
---|
[5123] | 530 | CALL tab_1d_2d( nbpb, sfx_bog , npb, sfx_bog_1d(1:nbpb) , jpi, jpj ) |
---|
| 531 | CALL tab_1d_2d( nbpb, sfx_bom , npb, sfx_bom_1d(1:nbpb) , jpi, jpj ) |
---|
| 532 | CALL tab_1d_2d( nbpb, sfx_sum , npb, sfx_sum_1d(1:nbpb) , jpi, jpj ) |
---|
| 533 | CALL tab_1d_2d( nbpb, sfx_sni , npb, sfx_sni_1d(1:nbpb) , jpi, jpj ) |
---|
| 534 | CALL tab_1d_2d( nbpb, sfx_res , npb, sfx_res_1d(1:nbpb) , jpi, jpj ) |
---|
| 535 | CALL tab_1d_2d( nbpb, sfx_bri , npb, sfx_bri_1d(1:nbpb) , jpi, jpj ) |
---|
[6416] | 536 | CALL tab_1d_2d( nbpb, sfx_sub , npb, sfx_sub_1d(1:nbpb) , jpi, jpj ) |
---|
[6140] | 537 | ! |
---|
[5123] | 538 | CALL tab_1d_2d( nbpb, hfx_thd , npb, hfx_thd_1d(1:nbpb) , jpi, jpj ) |
---|
| 539 | CALL tab_1d_2d( nbpb, hfx_spr , npb, hfx_spr_1d(1:nbpb) , jpi, jpj ) |
---|
| 540 | CALL tab_1d_2d( nbpb, hfx_sum , npb, hfx_sum_1d(1:nbpb) , jpi, jpj ) |
---|
| 541 | CALL tab_1d_2d( nbpb, hfx_bom , npb, hfx_bom_1d(1:nbpb) , jpi, jpj ) |
---|
| 542 | CALL tab_1d_2d( nbpb, hfx_bog , npb, hfx_bog_1d(1:nbpb) , jpi, jpj ) |
---|
| 543 | CALL tab_1d_2d( nbpb, hfx_dif , npb, hfx_dif_1d(1:nbpb) , jpi, jpj ) |
---|
| 544 | CALL tab_1d_2d( nbpb, hfx_opw , npb, hfx_opw_1d(1:nbpb) , jpi, jpj ) |
---|
| 545 | CALL tab_1d_2d( nbpb, hfx_snw , npb, hfx_snw_1d(1:nbpb) , jpi, jpj ) |
---|
| 546 | CALL tab_1d_2d( nbpb, hfx_sub , npb, hfx_sub_1d(1:nbpb) , jpi, jpj ) |
---|
| 547 | CALL tab_1d_2d( nbpb, hfx_err , npb, hfx_err_1d(1:nbpb) , jpi, jpj ) |
---|
| 548 | CALL tab_1d_2d( nbpb, hfx_res , npb, hfx_res_1d(1:nbpb) , jpi, jpj ) |
---|
| 549 | CALL tab_1d_2d( nbpb, hfx_err_rem , npb, hfx_err_rem_1d(1:nbpb), jpi, jpj ) |
---|
[5146] | 550 | CALL tab_1d_2d( nbpb, hfx_err_dif , npb, hfx_err_dif_1d(1:nbpb), jpi, jpj ) |
---|
[5123] | 551 | ! |
---|
| 552 | CALL tab_1d_2d( nbpb, qns_ice(:,:,jl), npb, qns_ice_1d(1:nbpb) , jpi, jpj) |
---|
| 553 | CALL tab_1d_2d( nbpb, ftr_ice(:,:,jl), npb, ftr_ice_1d(1:nbpb) , jpi, jpj ) |
---|
[5385] | 554 | ! |
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[5123] | 555 | END SELECT |
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[6140] | 556 | ! |
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[5123] | 557 | END SUBROUTINE lim_thd_1d2d |
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| 558 | |
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| 559 | |
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[825] | 560 | SUBROUTINE lim_thd_init |
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| 561 | !!----------------------------------------------------------------------- |
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| 562 | !! *** ROUTINE lim_thd_init *** |
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| 563 | !! |
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| 564 | !! ** Purpose : Physical constants and parameters linked to the ice |
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[1572] | 565 | !! thermodynamics |
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[825] | 566 | !! |
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| 567 | !! ** Method : Read the namicethd namelist and check the ice-thermo |
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[1572] | 568 | !! parameter values called at the first timestep (nit000) |
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[825] | 569 | !! |
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| 570 | !! ** input : Namelist namicether |
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[2528] | 571 | !!------------------------------------------------------------------- |
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[4147] | 572 | INTEGER :: ios ! Local integer output status for namelist read |
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[7813] | 573 | NAMELIST/namicethd/ rn_kappa_i, nn_conv_dif, rn_terr_dif, nn_ice_thcon, ln_it_qnsice, nn_monocat, rn_cdsn, & |
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| 574 | & ln_limdH, rn_betas, & |
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| 575 | & ln_limdA, rn_beta, rn_dmin, & |
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[7646] | 576 | & ln_limdO, rn_hnewice, ln_frazil, rn_maxfrazb, rn_vfrazb, rn_Cfrazb, rn_himin |
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[825] | 577 | !!------------------------------------------------------------------- |
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[2528] | 578 | ! |
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[4147] | 579 | REWIND( numnam_ice_ref ) ! Namelist namicethd in reference namelist : Ice thermodynamics |
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| 580 | READ ( numnam_ice_ref, namicethd, IOSTAT = ios, ERR = 901) |
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| 581 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namicethd in reference namelist', lwp ) |
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| 582 | |
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| 583 | REWIND( numnam_ice_cfg ) ! Namelist namicethd in configuration namelist : Ice thermodynamics |
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| 584 | READ ( numnam_ice_cfg, namicethd, IOSTAT = ios, ERR = 902 ) |
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| 585 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namicethd in configuration namelist', lwp ) |
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[4624] | 586 | IF(lwm) WRITE ( numoni, namicethd ) |
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[5123] | 587 | ! |
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[7813] | 588 | IF ( ( jpl > 1 ) .AND. ( nn_monocat == 1 ) ) THEN |
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| 589 | nn_monocat = 0 |
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| 590 | IF(lwp) WRITE(numout,*) |
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| 591 | IF(lwp) WRITE(numout,*) ' nn_monocat forced to 0 as jpl>1, i.e. multi-category case is chosen' |
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| 592 | ENDIF |
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| 593 | ! |
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[1572] | 594 | IF(lwp) THEN ! control print |
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[7646] | 595 | WRITE(numout,*) 'lim_thd_init : Ice Thermodynamics' |
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| 596 | WRITE(numout,*) '~~~~~~~~~~~~~' |
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| 597 | WRITE(numout,*)' -- limthd_dif --' |
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| 598 | WRITE(numout,*)' extinction radiation parameter in sea ice rn_kappa_i = ', rn_kappa_i |
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| 599 | WRITE(numout,*)' maximal n. of iter. for heat diffusion computation nn_conv_dif = ', nn_conv_dif |
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| 600 | WRITE(numout,*)' maximal err. on T for heat diffusion computation rn_terr_dif = ', rn_terr_dif |
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| 601 | WRITE(numout,*)' switch for comp. of thermal conductivity in the ice nn_ice_thcon = ', nn_ice_thcon |
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| 602 | WRITE(numout,*)' iterate the surface non-solar flux (T) or not (F) ln_it_qnsice = ', ln_it_qnsice |
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| 603 | WRITE(numout,*)' virtual ITD mono-category parameterizations (1) or not nn_monocat = ', nn_monocat |
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[7813] | 604 | WRITE(numout,*)' thermal conductivity of the snow rn_cdsn = ', rn_cdsn |
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[7646] | 605 | WRITE(numout,*)' -- limthd_dh --' |
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| 606 | WRITE(numout,*)' activate ice thick change from top/bot (T) or not (F) ln_limdH = ', ln_limdH |
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| 607 | WRITE(numout,*)' coefficient for ice-lead partition of snowfall rn_betas = ', rn_betas |
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| 608 | WRITE(numout,*)' -- limthd_da --' |
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| 609 | WRITE(numout,*)' activate lateral melting (T) or not (F) ln_limdA = ', ln_limdA |
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| 610 | WRITE(numout,*)' Coef. beta for lateral melting param. rn_beta = ', rn_beta |
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| 611 | WRITE(numout,*)' Minimum floe diameter for lateral melting param. rn_dmin = ', rn_dmin |
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| 612 | WRITE(numout,*)' -- limthd_lac --' |
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| 613 | WRITE(numout,*)' activate ice growth in open-water (T) or not (F) ln_limdO = ', ln_limdO |
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[5123] | 614 | WRITE(numout,*)' ice thick. for lateral accretion rn_hnewice = ', rn_hnewice |
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| 615 | WRITE(numout,*)' Frazil ice thickness as a function of wind or not ln_frazil = ', ln_frazil |
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| 616 | WRITE(numout,*)' Maximum proportion of frazil ice collecting at bottom rn_maxfrazb = ', rn_maxfrazb |
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| 617 | WRITE(numout,*)' Thresold relative drift speed for collection of frazil rn_vfrazb = ', rn_vfrazb |
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| 618 | WRITE(numout,*)' Squeezing coefficient for collection of frazil rn_Cfrazb = ', rn_Cfrazb |
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[7646] | 619 | WRITE(numout,*)' -- limitd_th --' |
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[5123] | 620 | WRITE(numout,*)' minimum ice thickness rn_himin = ', rn_himin |
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[4688] | 621 | WRITE(numout,*)' check heat conservation in the ice/snow con_i = ', con_i |
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[825] | 622 | ENDIF |
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[1572] | 623 | ! |
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[825] | 624 | END SUBROUTINE lim_thd_init |
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| 625 | |
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| 626 | #else |
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[1572] | 627 | !!---------------------------------------------------------------------- |
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[2528] | 628 | !! Default option Dummy module NO LIM3 sea-ice model |
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[1572] | 629 | !!---------------------------------------------------------------------- |
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[825] | 630 | #endif |
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| 631 | |
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| 632 | !!====================================================================== |
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| 633 | END MODULE limthd |
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