[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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[3625] | 10 | !! 3.2 ! 2009-07 (M. Vancoppenolle, Y. Aksenov, G. Madec) bug correction in rdm_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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[1572] | 13 | !!---------------------------------------------------------------------- |
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[825] | 14 | #if defined key_lim3 |
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| 15 | !!---------------------------------------------------------------------- |
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[834] | 16 | !! 'key_lim3' LIM3 sea-ice model |
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[825] | 17 | !!---------------------------------------------------------------------- |
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[3625] | 18 | !! lim_thd : thermodynamic of sea ice |
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| 19 | !! lim_thd_init : initialisation of sea-ice thermodynamic |
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[825] | 20 | !!---------------------------------------------------------------------- |
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[3625] | 21 | USE phycst ! physical constants |
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| 22 | USE dom_oce ! ocean space and time domain variables |
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| 23 | USE ice ! LIM: sea-ice variables |
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| 24 | USE par_ice ! LIM: sea-ice parameters |
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| 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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| 27 | USE thd_ice ! LIM thermodynamic sea-ice variables |
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| 28 | USE dom_ice ! LIM sea-ice domain |
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| 29 | USE domvvl ! domain: variable volume level |
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| 30 | USE limthd_dif ! LIM: thermodynamics, vertical diffusion |
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| 31 | USE limthd_dh ! LIM: thermodynamics, ice and snow thickness variation |
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| 32 | USE limthd_sal ! LIM: thermodynamics, ice salinity |
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| 33 | USE limthd_ent ! LIM: thermodynamics, ice enthalpy redistribution |
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| 34 | USE limtab ! LIM: 1D <==> 2D transformation |
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| 35 | USE limvar ! LIM: sea-ice variables |
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| 36 | USE lbclnk ! lateral boundary condition - MPP links |
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| 37 | USE lib_mpp ! MPP library |
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| 38 | USE wrk_nemo ! work arrays |
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| 39 | USE in_out_manager ! I/O manager |
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| 40 | USE prtctl ! Print control |
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| 41 | USE lib_fortran ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined) |
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[825] | 42 | |
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| 43 | IMPLICIT NONE |
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| 44 | PRIVATE |
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| 45 | |
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[2528] | 46 | PUBLIC lim_thd ! called by limstp module |
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| 47 | PUBLIC lim_thd_init ! called by iceini module |
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[825] | 48 | |
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[2528] | 49 | REAL(wp) :: epsi20 = 1e-20_wp ! constant values |
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| 50 | REAL(wp) :: epsi16 = 1e-16_wp ! |
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[2715] | 51 | REAL(wp) :: epsi10 = 1e-10_wp ! |
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[2528] | 52 | REAL(wp) :: epsi06 = 1e-06_wp ! |
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| 53 | REAL(wp) :: epsi04 = 1e-04_wp ! |
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| 54 | REAL(wp) :: zzero = 0._wp ! |
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| 55 | REAL(wp) :: zone = 1._wp ! |
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[825] | 56 | |
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| 57 | !! * Substitutions |
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| 58 | # include "domzgr_substitute.h90" |
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| 59 | # include "vectopt_loop_substitute.h90" |
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| 60 | !!---------------------------------------------------------------------- |
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[2528] | 61 | !! NEMO/LIM3 3.3 , UCL - NEMO Consortium (2010) |
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[1156] | 62 | !! $Id$ |
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[2528] | 63 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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[825] | 64 | !!---------------------------------------------------------------------- |
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| 65 | CONTAINS |
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| 66 | |
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[921] | 67 | SUBROUTINE lim_thd( kt ) |
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[825] | 68 | !!------------------------------------------------------------------- |
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| 69 | !! *** ROUTINE lim_thd *** |
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| 70 | !! |
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| 71 | !! ** Purpose : This routine manages the ice thermodynamic. |
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| 72 | !! |
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| 73 | !! ** Action : - Initialisation of some variables |
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| 74 | !! - Some preliminary computation (oceanic heat flux |
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| 75 | !! at the ice base, snow acc.,heat budget of the leads) |
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| 76 | !! - selection of the icy points and put them in an array |
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| 77 | !! - call lim_vert_ther for vert ice thermodynamic |
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| 78 | !! - back to the geographic grid |
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| 79 | !! - selection of points for lateral accretion |
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| 80 | !! - call lim_lat_acc for the ice accretion |
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| 81 | !! - back to the geographic grid |
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| 82 | !! |
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[1572] | 83 | !! ** References : H. Goosse et al. 1996, Bul. Soc. Roy. Sc. Liege, 65, 87-90 |
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| 84 | !!--------------------------------------------------------------------- |
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| 85 | INTEGER, INTENT(in) :: kt ! number of iteration |
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[825] | 86 | !! |
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[1572] | 87 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
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| 88 | INTEGER :: nbpb ! nb of icy pts for thermo. cal. |
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[2715] | 89 | REAL(wp) :: zfric_umin = 5e-03_wp ! lower bound for the friction velocity |
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| 90 | REAL(wp) :: zfric_umax = 2e-02_wp ! upper bound for the friction velocity |
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| 91 | REAL(wp) :: zinda, zindb, zthsnice, zfric_u ! local scalar |
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| 92 | REAL(wp) :: zfntlat, zpareff, zareamin, zcoef ! - - |
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[3294] | 93 | REAL(wp), POINTER, DIMENSION(:,:) :: zqlbsbq ! link with lead energy budget qldif |
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[825] | 94 | !!------------------------------------------------------------------- |
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[2715] | 95 | |
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[3294] | 96 | CALL wrk_alloc( jpi, jpj, zqlbsbq ) |
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[2715] | 97 | |
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[921] | 98 | !------------------------------------------------------------------------------! |
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| 99 | ! 1) Initialization of diagnostic variables ! |
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| 100 | !------------------------------------------------------------------------------! |
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[825] | 101 | |
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| 102 | !-------------------- |
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| 103 | ! 1.2) Heat content |
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| 104 | !-------------------- |
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[1572] | 105 | ! Change the units of heat content; from global units to J.m3 |
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[825] | 106 | DO jl = 1, jpl |
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[921] | 107 | DO jk = 1, nlay_i |
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| 108 | DO jj = 1, jpj |
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| 109 | DO ji = 1, jpi |
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| 110 | !Energy of melting q(S,T) [J.m-3] |
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[1572] | 111 | e_i(ji,jj,jk,jl) = e_i(ji,jj,jk,jl) / ( area(ji,jj) * MAX( v_i(ji,jj,jl) , epsi06 ) ) * nlay_i |
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[921] | 112 | !0 if no ice and 1 if yes |
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[3625] | 113 | zindb = 1.0 - MAX( 0.0 , SIGN( 1.0 , - ht_i(ji,jj,jl) ) ) |
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[921] | 114 | !convert units ! very important that this line is here |
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| 115 | e_i(ji,jj,jk,jl) = e_i(ji,jj,jk,jl) * unit_fac * zindb |
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| 116 | END DO |
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[825] | 117 | END DO |
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[921] | 118 | END DO |
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| 119 | DO jk = 1, nlay_s |
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| 120 | DO jj = 1, jpj |
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| 121 | DO ji = 1, jpi |
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| 122 | !Energy of melting q(S,T) [J.m-3] |
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[1572] | 123 | e_s(ji,jj,jk,jl) = e_s(ji,jj,jk,jl) / ( area(ji,jj) * MAX( v_s(ji,jj,jl) , epsi06 ) ) * nlay_s |
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[921] | 124 | !0 if no ice and 1 if yes |
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[3625] | 125 | zindb = 1.0 - MAX( 0.0 , SIGN( 1.0 , - ht_s(ji,jj,jl) ) ) |
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[921] | 126 | !convert units ! very important that this line is here |
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| 127 | e_s(ji,jj,jk,jl) = e_s(ji,jj,jk,jl) * unit_fac * zindb |
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| 128 | END DO |
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[825] | 129 | END DO |
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[921] | 130 | END DO |
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[825] | 131 | END DO |
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| 132 | |
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| 133 | !----------------------------- |
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| 134 | ! 1.3) Set some dummies to 0 |
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| 135 | !----------------------------- |
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| 136 | rdvosif(:,:) = 0.e0 ! variation of ice volume at surface |
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| 137 | rdvobif(:,:) = 0.e0 ! variation of ice volume at bottom |
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| 138 | fdvolif(:,:) = 0.e0 ! total variation of ice volume |
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| 139 | rdvonif(:,:) = 0.e0 ! lateral variation of ice volume |
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| 140 | fstric (:,:) = 0.e0 ! part of solar radiation transmitted through the ice |
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| 141 | ffltbif(:,:) = 0.e0 ! linked with fstric |
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| 142 | qfvbq (:,:) = 0.e0 ! linked with fstric |
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[3625] | 143 | rdm_snw(:,:) = 0.e0 ! variation of snow mass per unit area |
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| 144 | rdm_ice(:,:) = 0.e0 ! variation of ice mass per unit area |
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[825] | 145 | hicifp (:,:) = 0.e0 ! daily thermodynamic ice production. |
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[3625] | 146 | sfx_bri(:,:) = 0.e0 ! brine flux contribution to salt flux to the ocean |
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[825] | 147 | fhbri (:,:) = 0.e0 ! brine flux contribution to heat flux to the ocean |
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[3625] | 148 | sfx_thd(:,:) = 0.e0 ! equivalent salt flux to the ocean due to ice/growth decay |
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[825] | 149 | |
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| 150 | !----------------------------------- |
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| 151 | ! 1.4) Compute global heat content |
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| 152 | !----------------------------------- |
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[1572] | 153 | qt_i_in (:,:) = 0.e0 |
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| 154 | qt_s_in (:,:) = 0.e0 |
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| 155 | qt_i_fin (:,:) = 0.e0 |
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| 156 | qt_s_fin (:,:) = 0.e0 |
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[869] | 157 | sum_fluxq(:,:) = 0.e0 |
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[1572] | 158 | fatm (:,:) = 0.e0 |
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[825] | 159 | |
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[921] | 160 | ! 2) Partial computation of forcing for the thermodynamic sea ice model. ! |
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| 161 | !-----------------------------------------------------------------------------! |
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[825] | 162 | |
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[921] | 163 | !CDIR NOVERRCHK |
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| 164 | DO jj = 1, jpj |
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| 165 | !CDIR NOVERRCHK |
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| 166 | DO ji = 1, jpi |
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[825] | 167 | zthsnice = SUM( ht_s(ji,jj,1:jpl) ) + SUM( ht_i(ji,jj,1:jpl) ) |
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| 168 | zindb = tms(ji,jj) * ( 1.0 - MAX( zzero , SIGN( zone , - zthsnice ) ) ) |
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| 169 | phicif(ji,jj) = vt_i(ji,jj) |
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| 170 | pfrld(ji,jj) = 1.0 - at_i(ji,jj) |
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| 171 | zinda = 1.0 - MAX( zzero , SIGN( zone , - ( 1.0 - pfrld(ji,jj) ) ) ) |
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[2528] | 172 | ! |
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[921] | 173 | ! ! solar irradiance transmission at the mixed layer bottom and used in the lead heat budget |
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| 174 | ! ! practically no "direct lateral ablation" |
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| 175 | ! |
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| 176 | ! ! net downward heat flux from the ice to the ocean, expressed as a function of ocean |
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| 177 | ! ! temperature and turbulent mixing (McPhee, 1992) |
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[825] | 178 | ! friction velocity |
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| 179 | zfric_u = MAX ( MIN( SQRT( ust2s(ji,jj) ) , zfric_umax ) , zfric_umin ) |
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| 180 | |
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| 181 | ! here the drag will depend on ice thickness and type (0.006) |
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[888] | 182 | fdtcn(ji,jj) = zindb * rau0 * rcp * 0.006 * zfric_u * ( (sst_m(ji,jj) + rt0) - t_bo(ji,jj) ) |
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[825] | 183 | ! also category dependent |
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[921] | 184 | ! !-- Energy from the turbulent oceanic heat flux heat flux coming in the lead |
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[825] | 185 | qdtcn(ji,jj) = zindb * fdtcn(ji,jj) * (1.0 - at_i(ji,jj)) * rdt_ice |
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[921] | 186 | ! |
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[2528] | 187 | ! !-- Lead heat budget, qldif (part 1, next one is in limthd_dh) |
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| 188 | ! ! caution: exponent betas used as more snow can fallinto leads |
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| 189 | qldif(ji,jj) = tms(ji,jj) * rdt_ice * ( & |
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| 190 | & pfrld(ji,jj) * ( qsr(ji,jj) & ! solar heat |
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| 191 | & + qns(ji,jj) & ! non solar heat |
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| 192 | & + fdtcn(ji,jj) & ! turbulent ice-ocean heat |
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| 193 | & + fsbbq(ji,jj) * ( 1.0 - zindb ) ) & ! residual heat from previous step |
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[2387] | 194 | & - pfrld(ji,jj)**betas * sprecip(ji,jj) * lfus ) ! latent heat of sprecip melting |
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[2528] | 195 | ! |
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[825] | 196 | ! Positive heat budget is used for bottom ablation |
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| 197 | zfntlat = 1.0 - MAX( zzero , SIGN( zone , - qldif(ji,jj) ) ) |
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| 198 | != 1 if positive heat budget |
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| 199 | zpareff = 1.0 - zinda * zfntlat |
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[1572] | 200 | != 0 if ice and positive heat budget and 1 if one of those two is false |
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| 201 | zqlbsbq(ji,jj) = qldif(ji,jj) * ( 1.0 - zpareff ) / MAX( at_i(ji,jj) * rdt_ice , epsi16 ) |
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[2528] | 202 | ! |
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[825] | 203 | ! Heat budget of the lead, energy transferred from ice to ocean |
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| 204 | qldif (ji,jj) = zpareff * qldif(ji,jj) |
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| 205 | qdtcn (ji,jj) = zpareff * qdtcn(ji,jj) |
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[2528] | 206 | ! |
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[1572] | 207 | ! Energy needed to bring ocean surface layer until its freezing (qcmif, limflx) |
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| 208 | qcmif (ji,jj) = rau0 * rcp * fse3t(ji,jj,1) * ( t_bo(ji,jj) - (sst_m(ji,jj) + rt0) ) * ( 1. - zinda ) |
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[2528] | 209 | ! |
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[1572] | 210 | ! oceanic heat flux (limthd_dh) |
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[825] | 211 | fbif (ji,jj) = zindb * ( fsbbq(ji,jj) / MAX( at_i(ji,jj) , epsi20 ) + fdtcn(ji,jj) ) |
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[1571] | 212 | ! |
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[825] | 213 | END DO |
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| 214 | END DO |
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| 215 | |
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[921] | 216 | !------------------------------------------------------------------------------! |
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| 217 | ! 3) Select icy points and fulfill arrays for the vectorial grid. |
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| 218 | !------------------------------------------------------------------------------! |
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[825] | 219 | |
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| 220 | DO jl = 1, jpl !loop over ice categories |
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| 221 | |
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[921] | 222 | IF( kt == nit000 .AND. lwp ) THEN |
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| 223 | WRITE(numout,*) ' lim_thd : transfer to 1D vectors. Category no : ', jl |
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| 224 | WRITE(numout,*) ' ~~~~~~~~' |
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| 225 | ENDIF |
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[825] | 226 | |
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[2528] | 227 | zareamin = 1.e-10 |
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[825] | 228 | nbpb = 0 |
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| 229 | DO jj = 1, jpj |
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| 230 | DO ji = 1, jpi |
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| 231 | IF ( a_i(ji,jj,jl) .gt. zareamin ) THEN |
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| 232 | nbpb = nbpb + 1 |
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| 233 | npb(nbpb) = (jj - 1) * jpi + ji |
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| 234 | ENDIF |
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| 235 | ! debug point to follow |
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[888] | 236 | IF ( (ji.eq.jiindx).AND.(jj.eq.jjindx) ) THEN |
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[921] | 237 | jiindex_1d = nbpb |
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[825] | 238 | ENDIF |
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| 239 | END DO |
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| 240 | END DO |
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| 241 | |
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[921] | 242 | !------------------------------------------------------------------------------! |
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| 243 | ! 4) Thermodynamic computation |
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| 244 | !------------------------------------------------------------------------------! |
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[825] | 245 | |
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[2715] | 246 | IF( lk_mpp ) CALL mpp_ini_ice( nbpb , numout ) |
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[869] | 247 | |
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[1572] | 248 | IF( nbpb > 0 ) THEN ! If there is no ice, do nothing. |
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[825] | 249 | |
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[921] | 250 | !------------------------- |
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| 251 | ! 4.1 Move to 1D arrays |
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| 252 | !------------------------- |
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[825] | 253 | |
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[1572] | 254 | CALL tab_2d_1d( nbpb, at_i_b (1:nbpb), at_i , jpi, jpj, npb(1:nbpb) ) |
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| 255 | CALL tab_2d_1d( nbpb, a_i_b (1:nbpb), a_i(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 256 | CALL tab_2d_1d( nbpb, ht_i_b (1:nbpb), ht_i(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 257 | CALL tab_2d_1d( nbpb, ht_s_b (1:nbpb), ht_s(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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[825] | 258 | |
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[1572] | 259 | CALL tab_2d_1d( nbpb, t_su_b (1:nbpb), t_su(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 260 | CALL tab_2d_1d( nbpb, sm_i_b (1:nbpb), sm_i(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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[825] | 261 | DO jk = 1, nlay_s |
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[1572] | 262 | CALL tab_2d_1d( nbpb, t_s_b(1:nbpb,jk), t_s(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 263 | CALL tab_2d_1d( nbpb, q_s_b(1:nbpb,jk), e_s(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
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[825] | 264 | END DO |
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| 265 | DO jk = 1, nlay_i |
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[1572] | 266 | CALL tab_2d_1d( nbpb, t_i_b(1:nbpb,jk), t_i(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 267 | CALL tab_2d_1d( nbpb, q_i_b(1:nbpb,jk), e_i(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 268 | CALL tab_2d_1d( nbpb, s_i_b(1:nbpb,jk), s_i(:,:,jk,jl) , jpi, jpj, npb(1:nbpb) ) |
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[825] | 269 | END DO |
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| 270 | |
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[1572] | 271 | CALL tab_2d_1d( nbpb, tatm_ice_1d(1:nbpb), tatm_ice(:,:) , jpi, jpj, npb(1:nbpb) ) |
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| 272 | CALL tab_2d_1d( nbpb, qsr_ice_1d (1:nbpb), qsr_ice(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 273 | CALL tab_2d_1d( nbpb, fr1_i0_1d (1:nbpb), fr1_i0 , jpi, jpj, npb(1:nbpb) ) |
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| 274 | CALL tab_2d_1d( nbpb, fr2_i0_1d (1:nbpb), fr2_i0 , jpi, jpj, npb(1:nbpb) ) |
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| 275 | CALL tab_2d_1d( nbpb, qnsr_ice_1d(1:nbpb), qns_ice(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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[825] | 276 | #if ! defined key_coupled |
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[3625] | 277 | CALL tab_2d_1d( nbpb, qla_ice_1d (1:nbpb), qla_ice(:,:,jl) , jpi, jpj, npb(1:nbpb) ) |
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| 278 | CALL tab_2d_1d( nbpb, dqla_ice_1d(1:nbpb), dqla_ice(:,:,jl), jpi, jpj, npb(1:nbpb) ) |
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[825] | 279 | #endif |
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[3625] | 280 | CALL tab_2d_1d( nbpb, dqns_ice_1d(1:nbpb), dqns_ice(:,:,jl), jpi, jpj, npb(1:nbpb) ) |
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| 281 | CALL tab_2d_1d( nbpb, t_bo_b (1:nbpb), t_bo , jpi, jpj, npb(1:nbpb) ) |
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| 282 | CALL tab_2d_1d( nbpb, sprecip_1d (1:nbpb), sprecip , jpi, jpj, npb(1:nbpb) ) |
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| 283 | CALL tab_2d_1d( nbpb, fbif_1d (1:nbpb), fbif , jpi, jpj, npb(1:nbpb) ) |
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| 284 | CALL tab_2d_1d( nbpb, qldif_1d (1:nbpb), qldif , jpi, jpj, npb(1:nbpb) ) |
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| 285 | CALL tab_2d_1d( nbpb, rdm_ice_1d (1:nbpb), rdm_ice , jpi, jpj, npb(1:nbpb) ) |
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| 286 | CALL tab_2d_1d( nbpb, rdm_snw_1d (1:nbpb), rdm_snw , jpi, jpj, npb(1:nbpb) ) |
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| 287 | CALL tab_2d_1d( nbpb, dmgwi_1d (1:nbpb), dmgwi , jpi, jpj, npb(1:nbpb) ) |
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| 288 | CALL tab_2d_1d( nbpb, qlbbq_1d (1:nbpb), zqlbsbq , jpi, jpj, npb(1:nbpb) ) |
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[825] | 289 | |
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[3625] | 290 | CALL tab_2d_1d( nbpb, sfx_thd_1d (1:nbpb), sfx_thd , jpi, jpj, npb(1:nbpb) ) |
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| 291 | CALL tab_2d_1d( nbpb, sfx_bri_1d (1:nbpb), sfx_bri , jpi, jpj, npb(1:nbpb) ) |
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| 292 | CALL tab_2d_1d( nbpb, fhbri_1d (1:nbpb), fhbri , jpi, jpj, npb(1:nbpb) ) |
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| 293 | CALL tab_2d_1d( nbpb, fstbif_1d (1:nbpb), fstric , jpi, jpj, npb(1:nbpb) ) |
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| 294 | CALL tab_2d_1d( nbpb, qfvbq_1d (1:nbpb), qfvbq , jpi, jpj, npb(1:nbpb) ) |
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[825] | 295 | |
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[921] | 296 | !-------------------------------- |
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| 297 | ! 4.3) Thermodynamic processes |
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| 298 | !-------------------------------- |
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| 299 | |
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[1572] | 300 | IF( con_i ) CALL lim_thd_enmelt( 1, nbpb ) ! computes sea ice energy of melting |
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| 301 | IF( con_i ) CALL lim_thd_glohec( qt_i_in, qt_s_in, q_i_layer_in, 1, nbpb, jl ) |
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[921] | 302 | |
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[1572] | 303 | ! !---------------------------------! |
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| 304 | CALL lim_thd_dif( 1, nbpb, jl ) ! Ice/Snow Temperature profile ! |
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| 305 | ! !---------------------------------! |
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[825] | 306 | |
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[1572] | 307 | CALL lim_thd_enmelt( 1, nbpb ) ! computes sea ice energy of melting compulsory for limthd_dh |
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[825] | 308 | |
---|
[1572] | 309 | IF( con_i ) CALL lim_thd_glohec ( qt_i_fin, qt_s_fin, q_i_layer_fin, 1, nbpb, jl ) |
---|
| 310 | IF( con_i ) CALL lim_thd_con_dif( 1 , nbpb , jl ) |
---|
[825] | 311 | |
---|
[1572] | 312 | ! !---------------------------------! |
---|
| 313 | CALL lim_thd_dh( 1, nbpb, jl ) ! Ice/Snow thickness ! |
---|
| 314 | ! !---------------------------------! |
---|
[825] | 315 | |
---|
[1572] | 316 | ! !---------------------------------! |
---|
| 317 | CALL lim_thd_ent( 1, nbpb, jl ) ! Ice/Snow enthalpy remapping ! |
---|
| 318 | ! !---------------------------------! |
---|
[825] | 319 | |
---|
[1572] | 320 | ! !---------------------------------! |
---|
| 321 | CALL lim_thd_sal( 1, nbpb ) ! Ice salinity computation ! |
---|
| 322 | ! !---------------------------------! |
---|
[825] | 323 | |
---|
[921] | 324 | ! CALL lim_thd_enmelt(1,nbpb) ! computes sea ice energy of melting |
---|
[1572] | 325 | IF( con_i ) CALL lim_thd_glohec( qt_i_fin, qt_s_fin, q_i_layer_fin, 1, nbpb, jl ) |
---|
| 326 | IF( con_i ) CALL lim_thd_con_dh ( 1 , nbpb , jl ) |
---|
[825] | 327 | |
---|
[921] | 328 | !-------------------------------- |
---|
| 329 | ! 4.4) Move 1D to 2D vectors |
---|
| 330 | !-------------------------------- |
---|
[825] | 331 | |
---|
[3625] | 332 | CALL tab_1d_2d( nbpb, at_i , npb, at_i_b (1:nbpb) , jpi, jpj ) |
---|
| 333 | CALL tab_1d_2d( nbpb, ht_i(:,:,jl) , npb, ht_i_b (1:nbpb) , jpi, jpj ) |
---|
| 334 | CALL tab_1d_2d( nbpb, ht_s(:,:,jl) , npb, ht_s_b (1:nbpb) , jpi, jpj ) |
---|
| 335 | CALL tab_1d_2d( nbpb, a_i (:,:,jl) , npb, a_i_b (1:nbpb) , jpi, jpj ) |
---|
| 336 | CALL tab_1d_2d( nbpb, t_su(:,:,jl) , npb, t_su_b (1:nbpb) , jpi, jpj ) |
---|
| 337 | CALL tab_1d_2d( nbpb, sm_i(:,:,jl) , npb, sm_i_b (1:nbpb) , jpi, jpj ) |
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[825] | 338 | DO jk = 1, nlay_s |
---|
[3625] | 339 | CALL tab_1d_2d( nbpb, t_s(:,:,jk,jl), npb, t_s_b (1:nbpb,jk), jpi, jpj) |
---|
| 340 | CALL tab_1d_2d( nbpb, e_s(:,:,jk,jl), npb, q_s_b (1:nbpb,jk), jpi, jpj) |
---|
[825] | 341 | END DO |
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| 342 | DO jk = 1, nlay_i |
---|
[3625] | 343 | CALL tab_1d_2d( nbpb, t_i(:,:,jk,jl), npb, t_i_b (1:nbpb,jk), jpi, jpj) |
---|
| 344 | CALL tab_1d_2d( nbpb, e_i(:,:,jk,jl), npb, q_i_b (1:nbpb,jk), jpi, jpj) |
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| 345 | CALL tab_1d_2d( nbpb, s_i(:,:,jk,jl), npb, s_i_b (1:nbpb,jk), jpi, jpj) |
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[825] | 346 | END DO |
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[3625] | 347 | CALL tab_1d_2d( nbpb, fstric , npb, fstbif_1d (1:nbpb) , jpi, jpj ) |
---|
| 348 | CALL tab_1d_2d( nbpb, qldif , npb, qldif_1d (1:nbpb) , jpi, jpj ) |
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| 349 | CALL tab_1d_2d( nbpb, qfvbq , npb, qfvbq_1d (1:nbpb) , jpi, jpj ) |
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| 350 | CALL tab_1d_2d( nbpb, rdm_ice , npb, rdm_ice_1d(1:nbpb) , jpi, jpj ) |
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| 351 | CALL tab_1d_2d( nbpb, rdm_snw , npb, rdm_snw_1d(1:nbpb) , jpi, jpj ) |
---|
| 352 | CALL tab_1d_2d( nbpb, dmgwi , npb, dmgwi_1d (1:nbpb) , jpi, jpj ) |
---|
| 353 | CALL tab_1d_2d( nbpb, rdvosif , npb, dvsbq_1d (1:nbpb) , jpi, jpj ) |
---|
| 354 | CALL tab_1d_2d( nbpb, rdvobif , npb, dvbbq_1d (1:nbpb) , jpi, jpj ) |
---|
| 355 | CALL tab_1d_2d( nbpb, fdvolif , npb, dvlbq_1d (1:nbpb) , jpi, jpj ) |
---|
| 356 | CALL tab_1d_2d( nbpb, rdvonif , npb, dvnbq_1d (1:nbpb) , jpi, jpj ) |
---|
| 357 | CALL tab_1d_2d( nbpb, sfx_thd , npb, sfx_thd_1d(1:nbpb) , jpi, jpj ) |
---|
[2528] | 358 | ! |
---|
[1572] | 359 | IF( num_sal == 2 ) THEN |
---|
[3625] | 360 | CALL tab_1d_2d( nbpb, sfx_bri , npb, sfx_bri_1d(1:nbpb) , jpi, jpj ) |
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| 361 | CALL tab_1d_2d( nbpb, fhbri , npb, fhbri_1d (1:nbpb) , jpi, jpj ) |
---|
[825] | 362 | ENDIF |
---|
[2528] | 363 | ! |
---|
[3625] | 364 | !+++++ temporary stuff for a dummy version |
---|
[825] | 365 | CALL tab_1d_2d( nbpb, dh_i_surf2D, npb, dh_i_surf(1:nbpb) , jpi, jpj ) |
---|
| 366 | CALL tab_1d_2d( nbpb, dh_i_bott2D, npb, dh_i_bott(1:nbpb) , jpi, jpj ) |
---|
| 367 | CALL tab_1d_2d( nbpb, fsup2D , npb, fsup (1:nbpb) , jpi, jpj ) |
---|
| 368 | CALL tab_1d_2d( nbpb, focea2D , npb, focea (1:nbpb) , jpi, jpj ) |
---|
| 369 | CALL tab_1d_2d( nbpb, s_i_newice , npb, s_i_new (1:nbpb) , jpi, jpj ) |
---|
| 370 | CALL tab_1d_2d( nbpb, izero(:,:,jl) , npb, i0 (1:nbpb) , jpi, jpj ) |
---|
[888] | 371 | CALL tab_1d_2d( nbpb, qns_ice(:,:,jl), npb, qnsr_ice_1d(1:nbpb), jpi, jpj) |
---|
[825] | 372 | !+++++ |
---|
[2528] | 373 | ! |
---|
[1572] | 374 | IF( lk_mpp ) CALL mpp_comm_free( ncomm_ice ) !RB necessary ?? |
---|
| 375 | ENDIF |
---|
| 376 | ! |
---|
| 377 | END DO |
---|
[825] | 378 | |
---|
[921] | 379 | !------------------------------------------------------------------------------! |
---|
| 380 | ! 5) Global variables, diagnostics |
---|
| 381 | !------------------------------------------------------------------------------! |
---|
[825] | 382 | |
---|
| 383 | !------------------------ |
---|
| 384 | ! 5.1) Ice heat content |
---|
| 385 | !------------------------ |
---|
[3625] | 386 | ! Enthalpies are global variables we have to readjust the units (heat content in 10^9 Joules) |
---|
[2715] | 387 | zcoef = 1._wp / ( unit_fac * REAL( nlay_i ) ) |
---|
[825] | 388 | DO jl = 1, jpl |
---|
[921] | 389 | DO jk = 1, nlay_i |
---|
[1572] | 390 | e_i(:,:,jk,jl) = e_i(:,:,jk,jl) * area(:,:) * a_i(:,:,jl) * ht_i(:,:,jl) * zcoef |
---|
| 391 | END DO |
---|
| 392 | END DO |
---|
[825] | 393 | |
---|
| 394 | !------------------------ |
---|
| 395 | ! 5.2) Snow heat content |
---|
| 396 | !------------------------ |
---|
[3625] | 397 | ! Enthalpies are global variables we have to readjust the units (heat content in 10^9 Joules) |
---|
[2715] | 398 | zcoef = 1._wp / ( unit_fac * REAL( nlay_s ) ) |
---|
[825] | 399 | DO jl = 1, jpl |
---|
| 400 | DO jk = 1, nlay_s |
---|
[1572] | 401 | e_s(:,:,jk,jl) = e_s(:,:,jk,jl) * area(:,:) * a_i(:,:,jl) * ht_s(:,:,jl) * zcoef |
---|
| 402 | END DO |
---|
| 403 | END DO |
---|
[825] | 404 | |
---|
| 405 | !---------------------------------- |
---|
| 406 | ! 5.3) Change thickness to volume |
---|
| 407 | !---------------------------------- |
---|
| 408 | CALL lim_var_eqv2glo |
---|
| 409 | |
---|
| 410 | !-------------------------------------------- |
---|
| 411 | ! 5.4) Diagnostic thermodynamic growth rates |
---|
| 412 | !-------------------------------------------- |
---|
[1572] | 413 | d_v_i_thd(:,:,:) = v_i (:,:,:) - old_v_i(:,:,:) ! ice volumes |
---|
[3625] | 414 | dv_dt_thd(:,:,:) = d_v_i_thd(:,:,:) * r1_rdtice * rday |
---|
[825] | 415 | |
---|
[1572] | 416 | IF( con_i ) fbif(:,:) = fbif(:,:) + zqlbsbq(:,:) |
---|
[825] | 417 | |
---|
[2528] | 418 | IF(ln_ctl) THEN ! Control print |
---|
[867] | 419 | CALL prt_ctl_info(' ') |
---|
| 420 | CALL prt_ctl_info(' - Cell values : ') |
---|
| 421 | CALL prt_ctl_info(' ~~~~~~~~~~~~~ ') |
---|
[863] | 422 | CALL prt_ctl(tab2d_1=area , clinfo1=' lim_thd : cell area :') |
---|
| 423 | CALL prt_ctl(tab2d_1=at_i , clinfo1=' lim_thd : at_i :') |
---|
| 424 | CALL prt_ctl(tab2d_1=vt_i , clinfo1=' lim_thd : vt_i :') |
---|
| 425 | CALL prt_ctl(tab2d_1=vt_s , clinfo1=' lim_thd : vt_s :') |
---|
| 426 | DO jl = 1, jpl |
---|
[867] | 427 | CALL prt_ctl_info(' ') |
---|
[863] | 428 | CALL prt_ctl_info(' - Category : ', ivar1=jl) |
---|
| 429 | CALL prt_ctl_info(' ~~~~~~~~~~') |
---|
| 430 | CALL prt_ctl(tab2d_1=a_i (:,:,jl) , clinfo1= ' lim_thd : a_i : ') |
---|
| 431 | CALL prt_ctl(tab2d_1=ht_i (:,:,jl) , clinfo1= ' lim_thd : ht_i : ') |
---|
| 432 | CALL prt_ctl(tab2d_1=ht_s (:,:,jl) , clinfo1= ' lim_thd : ht_s : ') |
---|
| 433 | CALL prt_ctl(tab2d_1=v_i (:,:,jl) , clinfo1= ' lim_thd : v_i : ') |
---|
| 434 | CALL prt_ctl(tab2d_1=v_s (:,:,jl) , clinfo1= ' lim_thd : v_s : ') |
---|
| 435 | CALL prt_ctl(tab2d_1=e_s (:,:,1,jl) , clinfo1= ' lim_thd : e_s : ') |
---|
| 436 | CALL prt_ctl(tab2d_1=t_su (:,:,jl) , clinfo1= ' lim_thd : t_su : ') |
---|
| 437 | CALL prt_ctl(tab2d_1=t_s (:,:,1,jl) , clinfo1= ' lim_thd : t_snow : ') |
---|
| 438 | CALL prt_ctl(tab2d_1=sm_i (:,:,jl) , clinfo1= ' lim_thd : sm_i : ') |
---|
| 439 | CALL prt_ctl(tab2d_1=smv_i (:,:,jl) , clinfo1= ' lim_thd : smv_i : ') |
---|
| 440 | DO jk = 1, nlay_i |
---|
[867] | 441 | CALL prt_ctl_info(' ') |
---|
[863] | 442 | CALL prt_ctl_info(' - Layer : ', ivar1=jk) |
---|
| 443 | CALL prt_ctl_info(' ~~~~~~~') |
---|
| 444 | CALL prt_ctl(tab2d_1=t_i(:,:,jk,jl) , clinfo1= ' lim_thd : t_i : ') |
---|
| 445 | CALL prt_ctl(tab2d_1=e_i(:,:,jk,jl) , clinfo1= ' lim_thd : e_i : ') |
---|
| 446 | END DO |
---|
| 447 | END DO |
---|
| 448 | ENDIF |
---|
[2528] | 449 | ! |
---|
[3294] | 450 | CALL wrk_dealloc( jpi, jpj, zqlbsbq ) |
---|
[2715] | 451 | ! |
---|
[825] | 452 | END SUBROUTINE lim_thd |
---|
| 453 | |
---|
| 454 | |
---|
[1572] | 455 | SUBROUTINE lim_thd_glohec( eti, ets, etilayer, kideb, kiut, jl ) |
---|
[825] | 456 | !!----------------------------------------------------------------------- |
---|
| 457 | !! *** ROUTINE lim_thd_glohec *** |
---|
| 458 | !! |
---|
| 459 | !! ** Purpose : Compute total heat content for each category |
---|
| 460 | !! Works with 1d vectors only |
---|
[1572] | 461 | !!----------------------------------------------------------------------- |
---|
| 462 | INTEGER , INTENT(in ) :: kideb, kiut ! bounds for the spatial loop |
---|
| 463 | INTEGER , INTENT(in ) :: jl ! category number |
---|
| 464 | REAL(wp), INTENT( out), DIMENSION (jpij,jpl ) :: eti, ets ! vertically-summed heat content for ice & snow |
---|
| 465 | REAL(wp), INTENT( out), DIMENSION (jpij,jkmax) :: etilayer ! heat content for ice layers |
---|
[825] | 466 | !! |
---|
[1572] | 467 | INTEGER :: ji,jk ! loop indices |
---|
[825] | 468 | !!----------------------------------------------------------------------- |
---|
[2715] | 469 | eti(:,:) = 0._wp |
---|
| 470 | ets(:,:) = 0._wp |
---|
| 471 | ! |
---|
[1572] | 472 | DO jk = 1, nlay_i ! total q over all layers, ice [J.m-2] |
---|
[825] | 473 | DO ji = kideb, kiut |
---|
[1572] | 474 | etilayer(ji,jk) = q_i_b(ji,jk) * ht_i_b(ji) / nlay_i |
---|
| 475 | eti (ji,jl) = eti(ji,jl) + etilayer(ji,jk) |
---|
[825] | 476 | END DO |
---|
| 477 | END DO |
---|
[1572] | 478 | DO ji = kideb, kiut ! total q over all layers, snow [J.m-2] |
---|
| 479 | ets(ji,jl) = ets(ji,jl) + q_s_b(ji,1) * ht_s_b(ji) / nlay_s |
---|
[825] | 480 | END DO |
---|
[2715] | 481 | ! |
---|
[1572] | 482 | IF(lwp) WRITE(numout,*) ' lim_thd_glohec ' |
---|
[3625] | 483 | IF(lwp) WRITE(numout,*) ' qt_i_in : ', eti(jiindex_1d,jl) * r1_rdtice |
---|
| 484 | IF(lwp) WRITE(numout,*) ' qt_s_in : ', ets(jiindex_1d,jl) * r1_rdtice |
---|
| 485 | IF(lwp) WRITE(numout,*) ' qt_in : ', ( eti(jiindex_1d,jl) + ets(jiindex_1d,jl) ) * r1_rdtice |
---|
[1572] | 486 | ! |
---|
[825] | 487 | END SUBROUTINE lim_thd_glohec |
---|
| 488 | |
---|
| 489 | |
---|
[1572] | 490 | SUBROUTINE lim_thd_con_dif( kideb, kiut, jl ) |
---|
[825] | 491 | !!----------------------------------------------------------------------- |
---|
| 492 | !! *** ROUTINE lim_thd_con_dif *** |
---|
| 493 | !! |
---|
| 494 | !! ** Purpose : Test energy conservation after heat diffusion |
---|
| 495 | !!------------------------------------------------------------------- |
---|
[1572] | 496 | INTEGER , INTENT(in ) :: kideb, kiut ! bounds for the spatial loop |
---|
| 497 | INTEGER , INTENT(in ) :: jl ! category number |
---|
[825] | 498 | |
---|
[1572] | 499 | INTEGER :: ji, jk ! loop indices |
---|
| 500 | INTEGER :: zji, zjj |
---|
| 501 | INTEGER :: numce ! number of points for which conservation is violated |
---|
| 502 | REAL(wp) :: meance ! mean conservation error |
---|
| 503 | REAL(wp) :: max_cons_err, max_surf_err |
---|
[825] | 504 | !!--------------------------------------------------------------------- |
---|
| 505 | |
---|
[2715] | 506 | max_cons_err = 1.0_wp ! maximum tolerated conservation error |
---|
| 507 | max_surf_err = 0.001_wp ! maximum tolerated surface error |
---|
[921] | 508 | |
---|
[825] | 509 | !-------------------------- |
---|
| 510 | ! Increment of energy |
---|
| 511 | !-------------------------- |
---|
| 512 | ! global |
---|
| 513 | DO ji = kideb, kiut |
---|
[1572] | 514 | dq_i(ji,jl) = qt_i_fin(ji,jl) - qt_i_in(ji,jl) + qt_s_fin(ji,jl) - qt_s_in(ji,jl) |
---|
[825] | 515 | END DO |
---|
| 516 | ! layer by layer |
---|
[2528] | 517 | dq_i_layer(:,:) = q_i_layer_fin(:,:) - q_i_layer_in(:,:) |
---|
[825] | 518 | |
---|
| 519 | !---------------------------------------- |
---|
| 520 | ! Atmospheric heat flux, ice heat budget |
---|
| 521 | !---------------------------------------- |
---|
| 522 | DO ji = kideb, kiut |
---|
[2528] | 523 | zji = MOD( npb(ji) - 1 , jpi ) + 1 |
---|
| 524 | zjj = ( npb(ji) - 1 ) / jpi + 1 |
---|
| 525 | fatm (ji,jl) = qnsr_ice_1d(ji) + ( 1._wp - i0(ji) ) * qsr_ice_1d(ji) |
---|
| 526 | sum_fluxq(ji,jl) = fc_su(ji) - fc_bo_i(ji) + qsr_ice_1d(ji) * i0(ji) - fstroc(zji,zjj,jl) |
---|
[825] | 527 | END DO |
---|
| 528 | |
---|
| 529 | !-------------------- |
---|
| 530 | ! Conservation error |
---|
| 531 | !-------------------- |
---|
| 532 | DO ji = kideb, kiut |
---|
[3625] | 533 | cons_error(ji,jl) = ABS( dq_i(ji,jl) * r1_rdtice + sum_fluxq(ji,jl) ) |
---|
[825] | 534 | END DO |
---|
| 535 | |
---|
[2528] | 536 | numce = 0 |
---|
[2715] | 537 | meance = 0._wp |
---|
[825] | 538 | DO ji = kideb, kiut |
---|
[921] | 539 | IF ( cons_error(ji,jl) .GT. max_cons_err ) THEN |
---|
| 540 | numce = numce + 1 |
---|
| 541 | meance = meance + cons_error(ji,jl) |
---|
| 542 | ENDIF |
---|
[2528] | 543 | END DO |
---|
[2715] | 544 | IF( numce > 0 ) meance = meance / numce |
---|
[825] | 545 | |
---|
| 546 | WRITE(numout,*) ' Maximum tolerated conservation error : ', max_cons_err |
---|
| 547 | WRITE(numout,*) ' After lim_thd_dif, category : ', jl |
---|
[1572] | 548 | WRITE(numout,*) ' Mean conservation error on big error points ', meance, numit |
---|
[825] | 549 | WRITE(numout,*) ' Number of points where there is a cons err gt than c.e. : ', numce, numit |
---|
| 550 | |
---|
| 551 | !------------------------------------------------------- |
---|
| 552 | ! Surface error due to imbalance between Fatm and Fcsu |
---|
| 553 | !------------------------------------------------------- |
---|
[2528] | 554 | numce = 0 |
---|
[2715] | 555 | meance = 0._wp |
---|
[825] | 556 | |
---|
| 557 | DO ji = kideb, kiut |
---|
| 558 | surf_error(ji,jl) = ABS ( fatm(ji,jl) - fc_su(ji) ) |
---|
[2528] | 559 | IF( ( t_su_b(ji) .LT. rtt ) .AND. ( surf_error(ji,jl) .GT. max_surf_err ) ) THEN |
---|
[825] | 560 | numce = numce + 1 |
---|
| 561 | meance = meance + surf_error(ji,jl) |
---|
| 562 | ENDIF |
---|
| 563 | ENDDO |
---|
[2715] | 564 | IF( numce > 0 ) meance = meance / numce |
---|
[825] | 565 | |
---|
| 566 | WRITE(numout,*) ' Maximum tolerated surface error : ', max_surf_err |
---|
| 567 | WRITE(numout,*) ' After lim_thd_dif, category : ', jl |
---|
| 568 | WRITE(numout,*) ' Mean surface error on big error points ', meance, numit |
---|
| 569 | WRITE(numout,*) ' Number of points where there is a surf err gt than surf_err : ', numce, numit |
---|
| 570 | |
---|
| 571 | IF (jiindex_1D.GT.0) WRITE(numout,*) ' fc_su : ', fc_su(jiindex_1d) |
---|
| 572 | IF (jiindex_1D.GT.0) WRITE(numout,*) ' fatm : ', fatm(jiindex_1d,jl) |
---|
| 573 | IF (jiindex_1D.GT.0) WRITE(numout,*) ' t_su : ', t_su_b(jiindex_1d) |
---|
| 574 | |
---|
| 575 | !--------------------------------------- |
---|
| 576 | ! Write ice state in case of big errors |
---|
| 577 | !--------------------------------------- |
---|
| 578 | DO ji = kideb, kiut |
---|
| 579 | IF ( ( ( t_su_b(ji) .LT. rtt ) .AND. ( surf_error(ji,jl) .GT. max_surf_err ) ) .OR. & |
---|
[921] | 580 | ( cons_error(ji,jl) .GT. max_cons_err ) ) THEN |
---|
| 581 | zji = MOD( npb(ji) - 1, jpi ) + 1 |
---|
| 582 | zjj = ( npb(ji) - 1 ) / jpi + 1 |
---|
[2528] | 583 | ! |
---|
[921] | 584 | WRITE(numout,*) ' alerte 1 ' |
---|
| 585 | WRITE(numout,*) ' Untolerated conservation / surface error after ' |
---|
| 586 | WRITE(numout,*) ' heat diffusion in the ice ' |
---|
| 587 | WRITE(numout,*) ' Category : ', jl |
---|
| 588 | WRITE(numout,*) ' zji , zjj : ', zji, zjj |
---|
| 589 | WRITE(numout,*) ' lat, lon : ', gphit(zji,zjj), glamt(zji,zjj) |
---|
| 590 | WRITE(numout,*) ' cons_error : ', cons_error(ji,jl) |
---|
| 591 | WRITE(numout,*) ' surf_error : ', surf_error(ji,jl) |
---|
[3625] | 592 | WRITE(numout,*) ' dq_i : ', - dq_i(ji,jl) * r1_rdtice |
---|
[921] | 593 | WRITE(numout,*) ' Fdt : ', sum_fluxq(ji,jl) |
---|
| 594 | WRITE(numout,*) |
---|
| 595 | ! WRITE(numout,*) ' qt_i_in : ', qt_i_in(ji,jl) |
---|
| 596 | ! WRITE(numout,*) ' qt_s_in : ', qt_s_in(ji,jl) |
---|
| 597 | ! WRITE(numout,*) ' qt_i_fin : ', qt_i_fin(ji,jl) |
---|
| 598 | ! WRITE(numout,*) ' qt_s_fin : ', qt_s_fin(ji,jl) |
---|
[2528] | 599 | ! WRITE(numout,*) ' qt : ', qt_i_fin(ji,jl) + qt_s_fin(ji,jl) |
---|
[921] | 600 | WRITE(numout,*) ' ht_i : ', ht_i_b(ji) |
---|
| 601 | WRITE(numout,*) ' ht_s : ', ht_s_b(ji) |
---|
| 602 | WRITE(numout,*) ' t_su : ', t_su_b(ji) |
---|
| 603 | WRITE(numout,*) ' t_s : ', t_s_b(ji,1) |
---|
| 604 | WRITE(numout,*) ' t_i : ', t_i_b(ji,1:nlay_i) |
---|
| 605 | WRITE(numout,*) ' t_bo : ', t_bo_b(ji) |
---|
| 606 | WRITE(numout,*) ' q_i : ', q_i_b(ji,1:nlay_i) |
---|
| 607 | WRITE(numout,*) ' s_i : ', s_i_b(ji,1:nlay_i) |
---|
| 608 | WRITE(numout,*) ' tmelts : ', rtt - tmut*s_i_b(ji,1:nlay_i) |
---|
| 609 | WRITE(numout,*) |
---|
| 610 | WRITE(numout,*) ' Fluxes ' |
---|
| 611 | WRITE(numout,*) ' ~~~~~~ ' |
---|
| 612 | WRITE(numout,*) ' fatm : ', fatm(ji,jl) |
---|
| 613 | WRITE(numout,*) ' fc_su : ', fc_su (ji) |
---|
| 614 | WRITE(numout,*) ' fstr_inice : ', qsr_ice_1d(ji)*i0(ji) |
---|
| 615 | WRITE(numout,*) ' fc_bo : ', - fc_bo_i (ji) |
---|
| 616 | WRITE(numout,*) ' foc : ', fbif_1d(ji) |
---|
| 617 | WRITE(numout,*) ' fstroc : ', fstroc (zji,zjj,jl) |
---|
| 618 | WRITE(numout,*) ' i0 : ', i0(ji) |
---|
| 619 | WRITE(numout,*) ' qsr_ice : ', (1.0-i0(ji))*qsr_ice_1d(ji) |
---|
| 620 | WRITE(numout,*) ' qns_ice : ', qnsr_ice_1d(ji) |
---|
| 621 | WRITE(numout,*) ' Conduction fluxes : ' |
---|
| 622 | WRITE(numout,*) ' fc_s : ', fc_s(ji,0:nlay_s) |
---|
| 623 | WRITE(numout,*) ' fc_i : ', fc_i(ji,0:nlay_i) |
---|
| 624 | WRITE(numout,*) |
---|
| 625 | WRITE(numout,*) ' Layer by layer ... ' |
---|
[3625] | 626 | WRITE(numout,*) ' dq_snow : ', ( qt_s_fin(ji,jl) - qt_s_in(ji,jl) ) * r1_rdtice |
---|
[2528] | 627 | WRITE(numout,*) ' dfc_snow : ', fc_s(ji,1) - fc_s(ji,0) |
---|
[921] | 628 | DO jk = 1, nlay_i |
---|
| 629 | WRITE(numout,*) ' layer : ', jk |
---|
[3625] | 630 | WRITE(numout,*) ' dq_ice : ', dq_i_layer(ji,jk) * r1_rdtice |
---|
[921] | 631 | WRITE(numout,*) ' radab : ', radab(ji,jk) |
---|
[2528] | 632 | WRITE(numout,*) ' dfc_i : ', fc_i(ji,jk) - fc_i(ji,jk-1) |
---|
| 633 | WRITE(numout,*) ' tot f : ', fc_i(ji,jk) - fc_i(ji,jk-1) - radab(ji,jk) |
---|
[921] | 634 | END DO |
---|
[825] | 635 | |
---|
| 636 | ENDIF |
---|
[2715] | 637 | ! |
---|
[825] | 638 | END DO |
---|
[1572] | 639 | ! |
---|
[825] | 640 | END SUBROUTINE lim_thd_con_dif |
---|
| 641 | |
---|
| 642 | |
---|
[2528] | 643 | SUBROUTINE lim_thd_con_dh( kideb, kiut, jl ) |
---|
[825] | 644 | !!----------------------------------------------------------------------- |
---|
| 645 | !! *** ROUTINE lim_thd_con_dh *** |
---|
| 646 | !! |
---|
| 647 | !! ** Purpose : Test energy conservation after enthalpy redistr. |
---|
| 648 | !!----------------------------------------------------------------------- |
---|
[2715] | 649 | INTEGER, INTENT(in) :: kideb, kiut ! bounds for the spatial loop |
---|
| 650 | INTEGER, INTENT(in) :: jl ! category number |
---|
| 651 | ! |
---|
| 652 | INTEGER :: ji ! loop indices |
---|
| 653 | INTEGER :: zji, zjj, numce ! local integers |
---|
| 654 | REAL(wp) :: meance, max_cons_err !local scalar |
---|
[825] | 655 | !!--------------------------------------------------------------------- |
---|
| 656 | |
---|
[2715] | 657 | max_cons_err = 1._wp |
---|
[921] | 658 | |
---|
[825] | 659 | !-------------------------- |
---|
| 660 | ! Increment of energy |
---|
| 661 | !-------------------------- |
---|
| 662 | DO ji = kideb, kiut |
---|
[2715] | 663 | dq_i(ji,jl) = qt_i_fin(ji,jl) - qt_i_in(ji,jl) + qt_s_fin(ji,jl) - qt_s_in(ji,jl) ! global |
---|
[825] | 664 | END DO |
---|
[2715] | 665 | dq_i_layer(:,:) = q_i_layer_fin(:,:) - q_i_layer_in(:,:) ! layer by layer |
---|
[825] | 666 | |
---|
| 667 | !---------------------------------------- |
---|
| 668 | ! Atmospheric heat flux, ice heat budget |
---|
| 669 | !---------------------------------------- |
---|
| 670 | DO ji = kideb, kiut |
---|
[2715] | 671 | zji = MOD( npb(ji) - 1 , jpi ) + 1 |
---|
| 672 | zjj = ( npb(ji) - 1 ) / jpi + 1 |
---|
[825] | 673 | |
---|
[2715] | 674 | fatm (ji,jl) = qnsr_ice_1d(ji) + qsr_ice_1d(ji) ! total heat flux |
---|
| 675 | sum_fluxq (ji,jl) = fatm(ji,jl) + fbif_1d(ji) - ftotal_fin(ji) - fstroc(zji,zjj,jl) |
---|
[3625] | 676 | cons_error(ji,jl) = ABS( dq_i(ji,jl) * r1_rdtice + sum_fluxq(ji,jl) ) |
---|
[825] | 677 | END DO |
---|
| 678 | |
---|
| 679 | !-------------------- |
---|
| 680 | ! Conservation error |
---|
| 681 | !-------------------- |
---|
| 682 | DO ji = kideb, kiut |
---|
[3625] | 683 | cons_error(ji,jl) = ABS( dq_i(ji,jl) * r1_rdtice + sum_fluxq(ji,jl) ) |
---|
[825] | 684 | END DO |
---|
| 685 | |
---|
| 686 | numce = 0 |
---|
[2715] | 687 | meance = 0._wp |
---|
[825] | 688 | DO ji = kideb, kiut |
---|
[2715] | 689 | IF( cons_error(ji,jl) .GT. max_cons_err ) THEN |
---|
[921] | 690 | numce = numce + 1 |
---|
| 691 | meance = meance + cons_error(ji,jl) |
---|
| 692 | ENDIF |
---|
[825] | 693 | ENDDO |
---|
[2715] | 694 | IF(numce > 0 ) meance = meance / numce |
---|
[825] | 695 | |
---|
| 696 | WRITE(numout,*) ' Error report - Category : ', jl |
---|
| 697 | WRITE(numout,*) ' ~~~~~~~~~~~~ ' |
---|
| 698 | WRITE(numout,*) ' Maximum tolerated conservation error : ', max_cons_err |
---|
| 699 | WRITE(numout,*) ' After lim_thd_ent, category : ', jl |
---|
[2715] | 700 | WRITE(numout,*) ' Mean conservation error on big error points ', meance, numit |
---|
[825] | 701 | WRITE(numout,*) ' Number of points where there is a cons err gt than 0.1 W/m2 : ', numce, numit |
---|
| 702 | |
---|
| 703 | !--------------------------------------- |
---|
| 704 | ! Write ice state in case of big errors |
---|
| 705 | !--------------------------------------- |
---|
| 706 | DO ji = kideb, kiut |
---|
| 707 | IF ( cons_error(ji,jl) .GT. max_cons_err ) THEN |
---|
[2715] | 708 | zji = MOD( npb(ji) - 1, jpi ) + 1 |
---|
| 709 | zjj = ( npb(ji) - 1 ) / jpi + 1 |
---|
[2528] | 710 | ! |
---|
[921] | 711 | WRITE(numout,*) ' alerte 1 - category : ', jl |
---|
| 712 | WRITE(numout,*) ' Untolerated conservation error after limthd_ent ' |
---|
| 713 | WRITE(numout,*) ' zji , zjj : ', zji, zjj |
---|
| 714 | WRITE(numout,*) ' lat, lon : ', gphit(zji,zjj), glamt(zji,zjj) |
---|
| 715 | WRITE(numout,*) ' * ' |
---|
| 716 | WRITE(numout,*) ' Ftotal : ', sum_fluxq(ji,jl) |
---|
[3625] | 717 | WRITE(numout,*) ' dq_t : ', - dq_i(ji,jl) * r1_rdtice |
---|
| 718 | WRITE(numout,*) ' dq_i : ', - ( qt_i_fin(ji,jl) - qt_i_in(ji,jl) ) * r1_rdtice |
---|
| 719 | WRITE(numout,*) ' dq_s : ', - ( qt_s_fin(ji,jl) - qt_s_in(ji,jl) ) * r1_rdtice |
---|
[921] | 720 | WRITE(numout,*) ' cons_error : ', cons_error(ji,jl) |
---|
| 721 | WRITE(numout,*) ' * ' |
---|
| 722 | WRITE(numout,*) ' Fluxes --- : ' |
---|
| 723 | WRITE(numout,*) ' fatm : ', fatm(ji,jl) |
---|
| 724 | WRITE(numout,*) ' foce : ', fbif_1d(ji) |
---|
| 725 | WRITE(numout,*) ' fres : ', ftotal_fin(ji) |
---|
| 726 | WRITE(numout,*) ' fhbri : ', fhbricat(zji,zjj,jl) |
---|
| 727 | WRITE(numout,*) ' * ' |
---|
| 728 | WRITE(numout,*) ' Heat contents --- : ' |
---|
[3625] | 729 | WRITE(numout,*) ' qt_s_in : ', qt_s_in(ji,jl) * r1_rdtice |
---|
| 730 | WRITE(numout,*) ' qt_i_in : ', qt_i_in(ji,jl) * r1_rdtice |
---|
| 731 | WRITE(numout,*) ' qt_in : ', ( qt_i_in(ji,jl) + qt_s_in(ji,jl) ) * r1_rdtice |
---|
| 732 | WRITE(numout,*) ' qt_s_fin : ', qt_s_fin(ji,jl) * r1_rdtice |
---|
| 733 | WRITE(numout,*) ' qt_i_fin : ', qt_i_fin(ji,jl) * r1_rdtice |
---|
| 734 | WRITE(numout,*) ' qt_fin : ', ( qt_i_fin(ji,jl) + qt_s_fin(ji,jl) ) * r1_rdtice |
---|
[921] | 735 | WRITE(numout,*) ' * ' |
---|
| 736 | WRITE(numout,*) ' Ice variables --- : ' |
---|
| 737 | WRITE(numout,*) ' ht_i : ', ht_i_b(ji) |
---|
| 738 | WRITE(numout,*) ' ht_s : ', ht_s_b(ji) |
---|
| 739 | WRITE(numout,*) ' dh_s_tot : ', dh_s_tot(ji) |
---|
| 740 | WRITE(numout,*) ' dh_snowice: ', dh_snowice(ji) |
---|
| 741 | WRITE(numout,*) ' dh_i_surf : ', dh_i_surf(ji) |
---|
| 742 | WRITE(numout,*) ' dh_i_bott : ', dh_i_bott(ji) |
---|
[825] | 743 | ENDIF |
---|
[1572] | 744 | ! |
---|
[825] | 745 | END DO |
---|
[1572] | 746 | ! |
---|
[825] | 747 | END SUBROUTINE lim_thd_con_dh |
---|
| 748 | |
---|
[1572] | 749 | |
---|
| 750 | SUBROUTINE lim_thd_enmelt( kideb, kiut ) |
---|
[825] | 751 | !!----------------------------------------------------------------------- |
---|
| 752 | !! *** ROUTINE lim_thd_enmelt *** |
---|
| 753 | !! |
---|
| 754 | !! ** Purpose : Computes sea ice energy of melting q_i (J.m-3) |
---|
| 755 | !! |
---|
| 756 | !! ** Method : Formula (Bitz and Lipscomb, 1999) |
---|
| 757 | !!------------------------------------------------------------------- |
---|
[1572] | 758 | INTEGER, INTENT(in) :: kideb, kiut ! bounds for the spatial loop |
---|
| 759 | !! |
---|
[2715] | 760 | INTEGER :: ji, jk ! dummy loop indices |
---|
| 761 | REAL(wp) :: ztmelts ! local scalar |
---|
[825] | 762 | !!------------------------------------------------------------------- |
---|
[1572] | 763 | ! |
---|
| 764 | DO jk = 1, nlay_i ! Sea ice energy of melting |
---|
[825] | 765 | DO ji = kideb, kiut |
---|
[1572] | 766 | ztmelts = - tmut * s_i_b(ji,jk) + rtt |
---|
| 767 | q_i_b(ji,jk) = rhoic * ( cpic * ( ztmelts - t_i_b(ji,jk) ) & |
---|
[2715] | 768 | & + lfus * ( 1.0 - (ztmelts-rtt) / MIN( t_i_b(ji,jk)-rtt, -epsi10 ) ) & |
---|
[1572] | 769 | & - rcp * ( ztmelts-rtt ) ) |
---|
| 770 | END DO |
---|
| 771 | END DO |
---|
| 772 | DO jk = 1, nlay_s ! Snow energy of melting |
---|
[2715] | 773 | DO ji = kideb, kiut |
---|
[825] | 774 | q_s_b(ji,jk) = rhosn * ( cpic * ( rtt - t_s_b(ji,jk) ) + lfus ) |
---|
[1572] | 775 | END DO |
---|
| 776 | END DO |
---|
| 777 | ! |
---|
[825] | 778 | END SUBROUTINE lim_thd_enmelt |
---|
| 779 | |
---|
| 780 | |
---|
| 781 | SUBROUTINE lim_thd_init |
---|
| 782 | !!----------------------------------------------------------------------- |
---|
| 783 | !! *** ROUTINE lim_thd_init *** |
---|
| 784 | !! |
---|
| 785 | !! ** Purpose : Physical constants and parameters linked to the ice |
---|
[1572] | 786 | !! thermodynamics |
---|
[825] | 787 | !! |
---|
| 788 | !! ** Method : Read the namicethd namelist and check the ice-thermo |
---|
[1572] | 789 | !! parameter values called at the first timestep (nit000) |
---|
[825] | 790 | !! |
---|
| 791 | !! ** input : Namelist namicether |
---|
[2528] | 792 | !!------------------------------------------------------------------- |
---|
[1572] | 793 | NAMELIST/namicethd/ hmelt , hiccrit, fraz_swi, maxfrazb, vfrazb, Cfrazb, & |
---|
| 794 | & hicmin, hiclim, amax , & |
---|
| 795 | & sbeta , parlat, hakspl, hibspl, exld, & |
---|
| 796 | & hakdif, hnzst , thth , parsub, alphs, betas, & |
---|
[825] | 797 | & kappa_i, nconv_i_thd, maxer_i_thd, thcon_i_swi |
---|
| 798 | !!------------------------------------------------------------------- |
---|
[2528] | 799 | ! |
---|
[1572] | 800 | IF(lwp) THEN |
---|
| 801 | WRITE(numout,*) |
---|
| 802 | WRITE(numout,*) 'lim_thd : Ice Thermodynamics' |
---|
| 803 | WRITE(numout,*) '~~~~~~~' |
---|
| 804 | ENDIF |
---|
[2528] | 805 | ! |
---|
[1572] | 806 | REWIND( numnam_ice ) ! read Namelist numnam_ice |
---|
[825] | 807 | READ ( numnam_ice , namicethd ) |
---|
[2528] | 808 | ! |
---|
[1572] | 809 | IF(lwp) THEN ! control print |
---|
[825] | 810 | WRITE(numout,*) |
---|
[1572] | 811 | WRITE(numout,*)' Namelist of ice parameters for ice thermodynamic computation ' |
---|
| 812 | WRITE(numout,*)' maximum melting at the bottom hmelt = ', hmelt |
---|
| 813 | WRITE(numout,*)' ice thick. for lateral accretion in NH (SH) hiccrit(1/2) = ', hiccrit |
---|
| 814 | WRITE(numout,*)' Frazil ice thickness as a function of wind or not fraz_swi = ', fraz_swi |
---|
| 815 | WRITE(numout,*)' Maximum proportion of frazil ice collecting at bottom maxfrazb = ', maxfrazb |
---|
| 816 | WRITE(numout,*)' Thresold relative drift speed for collection of frazil vfrazb = ', vfrazb |
---|
| 817 | WRITE(numout,*)' Squeezing coefficient for collection of frazil Cfrazb = ', Cfrazb |
---|
| 818 | WRITE(numout,*)' ice thick. corr. to max. energy stored in brine pocket hicmin = ', hicmin |
---|
| 819 | WRITE(numout,*)' minimum ice thickness hiclim = ', hiclim |
---|
| 820 | WRITE(numout,*)' maximum lead fraction amax = ', amax |
---|
| 821 | WRITE(numout,*)' numerical carac. of the scheme for diffusion in ice ' |
---|
| 822 | WRITE(numout,*)' Cranck-Nicholson (=0.5), implicit (=1), explicit (=0) sbeta = ', sbeta |
---|
| 823 | WRITE(numout,*)' percentage of energy used for lateral ablation parlat = ', parlat |
---|
| 824 | WRITE(numout,*)' slope of distr. for Hakkinen-Mellor lateral melting hakspl = ', hakspl |
---|
| 825 | WRITE(numout,*)' slope of distribution for Hibler lateral melting hibspl = ', hibspl |
---|
| 826 | WRITE(numout,*)' exponent for leads-closure rate exld = ', exld |
---|
| 827 | WRITE(numout,*)' coefficient for diffusions of ice and snow hakdif = ', hakdif |
---|
| 828 | WRITE(numout,*)' threshold thick. for comp. of eq. thermal conductivity zhth = ', thth |
---|
| 829 | WRITE(numout,*)' thickness of the surf. layer in temp. computation hnzst = ', hnzst |
---|
| 830 | WRITE(numout,*)' switch for snow sublimation (=1) or not (=0) parsub = ', parsub |
---|
| 831 | WRITE(numout,*)' coefficient for snow density when snow ice formation alphs = ', alphs |
---|
| 832 | WRITE(numout,*)' coefficient for ice-lead partition of snowfall betas = ', betas |
---|
| 833 | WRITE(numout,*)' extinction radiation parameter in sea ice (1.0) kappa_i = ', kappa_i |
---|
| 834 | WRITE(numout,*)' maximal n. of iter. for heat diffusion computation nconv_i_thd = ', nconv_i_thd |
---|
| 835 | WRITE(numout,*)' maximal err. on T for heat diffusion computation maxer_i_thd = ', maxer_i_thd |
---|
| 836 | WRITE(numout,*)' switch for comp. of thermal conductivity in the ice thcon_i_swi = ', thcon_i_swi |
---|
[825] | 837 | ENDIF |
---|
[1572] | 838 | ! |
---|
[825] | 839 | rcdsn = hakdif * rcdsn |
---|
| 840 | rcdic = hakdif * rcdic |
---|
[1572] | 841 | ! |
---|
[825] | 842 | END SUBROUTINE lim_thd_init |
---|
| 843 | |
---|
| 844 | #else |
---|
[1572] | 845 | !!---------------------------------------------------------------------- |
---|
[2528] | 846 | !! Default option Dummy module NO LIM3 sea-ice model |
---|
[1572] | 847 | !!---------------------------------------------------------------------- |
---|
[825] | 848 | #endif |
---|
| 849 | |
---|
| 850 | !!====================================================================== |
---|
| 851 | END MODULE limthd |
---|