1 | MODULE icethd |
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2 | !!====================================================================== |
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3 | !! *** MODULE icethd *** |
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4 | !! sea-ice : master routine for thermodynamics |
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5 | !!====================================================================== |
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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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9 | !! - ! 2007-04 (M. Vancoppenolle) add ice_thd_glohec, ice_thd_con_dh and ice_thd_con_dif |
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10 | !! 3.2 ! 2009-07 (M. Vancoppenolle, Y. Aksenov, G. Madec) bug correction in wfx_snw |
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11 | !! 3.3 ! 2010-11 (G. Madec) corrected snow melting heat (due to factor betas) |
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12 | !! 4.0 ! 2011-02 (G. Madec) dynamical allocation |
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13 | !! - ! 2012-05 (C. Rousset) add penetration solar flux |
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14 | !!---------------------------------------------------------------------- |
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15 | #if defined key_lim3 |
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16 | !!---------------------------------------------------------------------- |
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17 | !! 'key_lim3' ESIM sea-ice model |
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18 | !!---------------------------------------------------------------------- |
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19 | !! ice_thd : thermodynamics of sea ice |
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20 | !! ice_thd_init : initialisation of sea-ice thermodynamics |
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21 | !!---------------------------------------------------------------------- |
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22 | USE phycst ! physical constants |
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23 | USE dom_oce ! ocean space and time domain variables |
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24 | USE ice ! sea-ice: variables |
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25 | !!gm list trop longue ==>>> why not passage en argument d'appel ? |
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26 | USE sbc_oce , ONLY : sss_m, sst_m, e3t_m, utau, vtau, ssu_m, ssv_m, frq_m, qns_tot, qsr_tot, sprecip, ln_cpl |
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27 | USE sbc_ice , ONLY : qsr_oce, qns_oce, qemp_oce, qsr_ice, qns_ice, dqns_ice, evap_ice, qprec_ice, qevap_ice, & |
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28 | & qml_ice, qcn_ice, qsr_ice_tr |
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29 | USE ice1D ! sea-ice: thermodynamics variables |
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30 | USE icethd_zdf ! sea-ice: vertical heat diffusion |
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31 | USE icethd_dh ! sea-ice: ice-snow growth and melt |
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32 | USE icethd_da ! sea-ice: lateral melting |
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33 | USE icethd_sal ! sea-ice: salinity |
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34 | USE icethd_ent ! sea-ice: enthalpy redistribution |
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35 | USE icethd_do ! sea-ice: growth in open water |
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36 | USE icethd_pnd ! sea-ice: melt ponds |
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37 | USE iceitd ! sea-ice: remapping thickness distribution |
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38 | USE icetab ! sea-ice: 1D <==> 2D transformation |
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39 | USE icevar ! sea-ice: operations |
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40 | USE icectl ! sea-ice: control print |
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41 | ! |
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42 | USE in_out_manager ! I/O manager |
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43 | USE lib_mpp ! MPP library |
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44 | USE lib_fortran ! fortran utilities (glob_sum + no signed zero) |
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45 | USE lbclnk ! lateral boundary conditions (or mpp links) |
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46 | USE timing ! Timing |
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47 | |
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48 | IMPLICIT NONE |
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49 | PRIVATE |
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50 | |
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51 | PUBLIC ice_thd ! called by limstp module |
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52 | PUBLIC ice_thd_init ! called by ice_init |
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53 | |
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54 | !!** namelist (namthd) ** |
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55 | LOGICAL :: ln_icedH ! activate ice thickness change from growing/melting (T) or not (F) |
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56 | LOGICAL :: ln_icedA ! activate lateral melting param. (T) or not (F) |
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57 | LOGICAL :: ln_icedO ! activate ice growth in open-water (T) or not (F) |
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58 | LOGICAL :: ln_icedS ! activate gravity drainage and flushing (T) or not (F) |
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59 | |
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60 | !! * Substitutions |
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61 | # include "vectopt_loop_substitute.h90" |
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62 | !!---------------------------------------------------------------------- |
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63 | !! NEMO/ICE 4.0 , NEMO Consortium (2017) |
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64 | !! $Id: icethd.F90 8420 2017-08-08 12:18:46Z clem $ |
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65 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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66 | !!---------------------------------------------------------------------- |
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67 | CONTAINS |
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68 | |
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69 | SUBROUTINE ice_thd( kt ) |
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70 | !!------------------------------------------------------------------- |
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71 | !! *** ROUTINE ice_thd *** |
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72 | !! |
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73 | !! ** Purpose : This routine manages ice thermodynamics |
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74 | !! |
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75 | !! ** Action : - Initialisation of some variables |
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76 | !! - Some preliminary computation (oceanic heat flux |
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77 | !! at the ice base, snow acc.,heat budget of the leads) |
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78 | !! - selection of the icy points and put them in an array |
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79 | !! - call ice_thd_zdf for vertical heat diffusion |
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80 | !! - call ice_thd_dh for vertical ice growth and melt |
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81 | !! - call ice_thd_ent for enthalpy remapping |
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82 | !! - call ice_thd_sal for ice desalination |
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83 | !! - call ice_thd_temp to retrieve temperature from ice enthalpy |
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84 | !! - call ice_thd_lam for extra lateral ice melt if monocat |
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85 | !! - call ice_thd_da for lateral ice melt |
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86 | !! - back to the geographic grid |
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87 | !! - call ice_thd_rem for remapping thickness distribution |
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88 | !! - call ice_thd_do for ice growth in leads |
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89 | !!------------------------------------------------------------------- |
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90 | INTEGER, INTENT(in) :: kt ! number of iteration |
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91 | ! |
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92 | INTEGER :: ji, jj, jk, jl ! dummy loop indices |
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93 | REAL(wp) :: zfric_u, zqld, zqfr, zqfr_neg |
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94 | REAL(wp), PARAMETER :: zfric_umin = 0._wp ! lower bound for the friction velocity (cice value=5.e-04) |
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95 | REAL(wp), PARAMETER :: zch = 0.0057_wp ! heat transfer coefficient |
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96 | REAL(wp), DIMENSION(jpi,jpj) :: zu_io, zv_io, zfric ! ice-ocean velocity (m/s) and frictional velocity (m2/s2) |
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97 | ! |
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98 | !!------------------------------------------------------------------- |
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99 | ! controls |
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100 | IF( nn_timing == 1 ) CALL timing_start('icethd') ! timing |
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101 | IF( ln_icediachk ) CALL ice_cons_hsm(0, 'icethd', rdiag_v, rdiag_s, rdiag_t, rdiag_fv, rdiag_fs, rdiag_ft) ! conservation |
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102 | |
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103 | IF( kt == nit000 .AND. lwp ) THEN |
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104 | WRITE(numout,*) |
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105 | WRITE(numout,*) 'ice_thd: sea-ice thermodynamics' |
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106 | WRITE(numout,*) '~~~~~~~' |
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107 | ENDIF |
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108 | |
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109 | CALL ice_var_glo2eqv |
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110 | |
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111 | !---------------------------------------------! |
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112 | ! computation of friction velocity at T points |
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113 | !---------------------------------------------! |
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114 | IF( ln_icedyn ) THEN |
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115 | zu_io(:,:) = u_ice(:,:) - ssu_m(:,:) |
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116 | zv_io(:,:) = v_ice(:,:) - ssv_m(:,:) |
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117 | DO jj = 2, jpjm1 |
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118 | DO ji = fs_2, fs_jpim1 |
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119 | zfric(ji,jj) = rn_cio * ( 0.5_wp * & |
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120 | & ( zu_io(ji,jj) * zu_io(ji,jj) + zu_io(ji-1,jj) * zu_io(ji-1,jj) & |
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121 | & + 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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122 | END DO |
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123 | END DO |
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124 | ELSE ! if no ice dynamics => transmit directly the atmospheric stress to the ocean |
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125 | DO jj = 2, jpjm1 |
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126 | DO ji = fs_2, fs_jpim1 |
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127 | zfric(ji,jj) = r1_rau0 * SQRT( 0.5_wp * & |
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128 | & ( utau(ji,jj) * utau(ji,jj) + utau(ji-1,jj) * utau(ji-1,jj) & |
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129 | & + vtau(ji,jj) * vtau(ji,jj) + vtau(ji,jj-1) * vtau(ji,jj-1) ) ) * tmask(ji,jj,1) |
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130 | END DO |
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131 | END DO |
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132 | ENDIF |
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133 | CALL lbc_lnk( zfric, 'T', 1. ) |
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134 | ! |
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135 | ftr_ice(:,:,:) = 0._wp ! initialization (part of solar radiation transmitted through the ice) |
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136 | |
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137 | !--------------------------------------------------------------------! |
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138 | ! Partial computation of forcing for the thermodynamic sea ice model |
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139 | !--------------------------------------------------------------------! |
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140 | DO jj = 1, jpj |
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141 | DO ji = 1, jpi |
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142 | rswitch = tmask(ji,jj,1) * MAX( 0._wp , SIGN( 1._wp , at_i(ji,jj) - epsi10 ) ) ! 0 if no ice |
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143 | ! |
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144 | ! ! solar irradiance transmission at the mixed layer bottom and used in the lead heat budget |
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145 | ! ! practically no "direct lateral ablation" |
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146 | ! |
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147 | ! ! net downward heat flux from the ice to the ocean, expressed as a function of ocean |
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148 | ! ! temperature and turbulent mixing (McPhee, 1992) |
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149 | ! |
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150 | ! --- Energy received in the lead, zqld is defined everywhere (J.m-2) --- ! |
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151 | zqld = tmask(ji,jj,1) * rdt_ice * & |
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152 | & ( ( 1._wp - at_i_b(ji,jj) ) * qsr_oce(ji,jj) * frq_m(ji,jj) + & |
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153 | & ( 1._wp - at_i_b(ji,jj) ) * qns_oce(ji,jj) + qemp_oce(ji,jj) ) |
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154 | |
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155 | ! --- Energy needed to bring ocean surface layer until its freezing (<0, J.m-2) --- ! |
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156 | ! includes supercooling potential energy (>0) or "above-freezing" energy (<0) |
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157 | zqfr = tmask(ji,jj,1) * rau0 * rcp * e3t_m(ji,jj) * ( t_bo(ji,jj) - ( sst_m(ji,jj) + rt0 ) ) |
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158 | |
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159 | ! --- Above-freezing sensible heat content (J/m2 grid) |
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160 | zqfr_neg = tmask(ji,jj,1) * rau0 * rcp * e3t_m(ji,jj) * MIN( ( t_bo(ji,jj) - ( sst_m(ji,jj) + rt0 ) ), 0._wp ) |
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161 | |
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162 | ! --- Sensible ocean-to-ice heat flux (W/m2) |
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163 | zfric_u = MAX( SQRT( zfric(ji,jj) ), zfric_umin ) |
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164 | fhtur(ji,jj) = rswitch * rau0 * rcp * zch * zfric_u * ( ( sst_m(ji,jj) + rt0 ) - t_bo(ji,jj) ) ! W.m-2 |
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165 | |
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166 | fhtur(ji,jj) = rswitch * MIN( fhtur(ji,jj), - zqfr_neg * r1_rdtice / MAX( at_i(ji,jj), epsi10 ) ) |
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167 | ! upper bound for fhtur: the heat retrieved from the ocean must be smaller than the heat necessary to reach |
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168 | ! the freezing point, so that we do not have SST < T_freeze |
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169 | ! This implies: - ( fhtur(ji,jj) * at_i(ji,jj) * rtdice ) - zqfr >= 0 |
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170 | |
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171 | !-- Energy Budget of the leads (J.m-2), source of lateral accretion. Must be < 0 to form ice |
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172 | qlead(ji,jj) = MIN( 0._wp , zqld - ( fhtur(ji,jj) * at_i(ji,jj) * rdt_ice ) - zqfr ) |
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173 | |
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174 | ! 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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175 | IF( zqld > 0._wp ) THEN |
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176 | 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 icethd_dh.F90 |
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177 | qlead(ji,jj) = 0._wp |
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178 | ELSE |
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179 | fhld (ji,jj) = 0._wp |
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180 | ENDIF |
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181 | ! |
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182 | ! Net heat flux on top of the ice-ocean [W.m-2] |
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183 | ! --------------------------------------------- |
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184 | hfx_in(ji,jj) = qns_tot(ji,jj) + qsr_tot(ji,jj) |
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185 | END DO |
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186 | END DO |
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187 | |
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188 | ! In case we bypass open-water ice formation |
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189 | IF( .NOT. ln_icedO ) qlead(:,:) = 0._wp |
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190 | ! In case we bypass growing/melting from top and bottom: we suppose ice is impermeable => ocean is isolated from atmosphere |
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191 | IF( .NOT. ln_icedH ) THEN |
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192 | hfx_in(:,:) = ( 1._wp - at_i_b(:,:) ) * ( qns_oce(:,:) + qsr_oce(:,:) ) + qemp_oce(:,:) |
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193 | fhtur (:,:) = 0._wp |
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194 | fhld (:,:) = 0._wp |
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195 | ENDIF |
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196 | |
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197 | ! --------------------------------------------------------------------- |
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198 | ! Net heat flux on top of the ocean after ice thermo (1st step) [W.m-2] |
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199 | ! --------------------------------------------------------------------- |
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200 | ! First step here : non solar + precip - qlead - qturb |
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201 | ! Second step in icethd_dh : heat remaining if total melt (zq_rema) |
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202 | ! Third step in iceupdate.F90 : heat from ice-ocean mass exchange (zf_mass) + solar |
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203 | hfx_out(:,:) = ( 1._wp - at_i_b(:,:) ) * qns_oce(:,:) + qemp_oce(:,:) & ! Non solar heat flux received by the ocean |
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204 | & - qlead(:,:) * r1_rdtice & ! heat flux taken from the ocean where there is open water ice formation |
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205 | & - at_i (:,:) * fhtur(:,:) & ! heat flux taken by turbulence |
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206 | & - at_i (:,:) * fhld(:,:) ! heat flux taken during bottom growth/melt |
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207 | ! (fhld should be 0 while bott growth) |
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208 | !-------------------------------------------------------------------------------------------! |
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209 | ! Thermodynamic computation (only on grid points covered by ice) => loop over ice categories |
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210 | !-------------------------------------------------------------------------------------------! |
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211 | DO jl = 1, jpl |
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212 | |
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213 | ! select ice covered grid points |
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214 | npti = 0 ; nptidx(:) = 0 |
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215 | DO jj = 1, jpj |
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216 | DO ji = 1, jpi |
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217 | IF ( a_i(ji,jj,jl) > epsi10 ) THEN |
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218 | npti = npti + 1 |
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219 | nptidx(npti) = (jj - 1) * jpi + ji |
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220 | ENDIF |
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221 | END DO |
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222 | END DO |
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223 | |
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224 | IF( lk_mpp ) CALL mpp_ini_ice( npti , numout ) |
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225 | |
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226 | IF( npti > 0 ) THEN ! If there is no ice, do nothing. |
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227 | ! |
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228 | CALL ice_thd_1d2d( jl, 1 ) ! --- Move to 1D arrays --- ! |
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229 | ! ! --- & Change units of e_i, e_s from J/m2 to J/m3 --- ! |
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230 | ! |
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231 | s_i_new (1:npti) = 0._wp ; dh_s_tot (1:npti) = 0._wp ! --- some init --- ! (important to have them here) |
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232 | dh_i_surf (1:npti) = 0._wp ; dh_i_bott(1:npti) = 0._wp |
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233 | dh_snowice(1:npti) = 0._wp ; dh_i_sub (1:npti) = 0._wp ; dh_s_mlt(1:npti) = 0._wp |
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234 | ! |
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235 | IF( ln_icedH ) THEN ! --- growing/melting --- ! |
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236 | CALL ice_thd_zdf ! Ice/Snow Temperature profile |
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237 | CALL ice_thd_dh ! Ice/Snow thickness |
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238 | CALL ice_thd_pnd ! Melt ponds formation |
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239 | CALL ice_thd_ent( e_i_1d(1:npti,:) ) ! Ice enthalpy remapping |
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240 | ENDIF |
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241 | ! |
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242 | CALL ice_thd_sal( ln_icedS ) ! --- Ice salinity --- ! |
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243 | ! |
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244 | CALL ice_thd_temp ! --- temperature update --- ! |
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245 | ! |
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246 | !!gm please create a new logical (l_thd_lam or a better explicit name) set one for all in icestp.F90 module |
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247 | !!gm l_thd_lam = ln_icedH .AND. ( ( nn_monocat == 1 .OR. nn_monocat == 4 ) .AND. jpl == 1 ) |
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248 | !!gm by the way, the different options associated with nn_monocat =1 to 4 are quite impossible to identify |
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249 | !!gm more comment to add when ready the namelist, with an explicit print in the ocean.output |
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250 | IF( ln_icedH ) THEN |
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251 | IF ( ( nn_monocat == 1 .OR. nn_monocat == 4 ) .AND. jpl == 1 ) THEN |
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252 | CALL ice_thd_lam ! --- extra lateral melting if monocat --- ! |
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253 | END IF |
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254 | END IF |
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255 | ! |
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256 | IF( ln_icedA ) CALL ice_thd_da ! --- lateral melting --- ! |
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257 | ! |
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258 | CALL ice_thd_1d2d( jl, 2 ) ! --- Change units of e_i, e_s from J/m3 to J/m2 --- ! |
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259 | ! ! --- & Move to 2D arrays --- ! |
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260 | ! |
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261 | IF( lk_mpp ) CALL mpp_comm_free( ncomm_ice ) !RB necessary ?? |
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262 | ENDIF |
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263 | ! |
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264 | END DO |
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265 | ! update ice age (in case a_i changed, i.e. becomes 0 or lateral melting) |
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266 | oa_i(:,:,:) = o_i(:,:,:) * a_i(:,:,:) |
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267 | |
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268 | IF( ln_icediachk ) CALL ice_cons_hsm(1, 'icethd', rdiag_v, rdiag_s, rdiag_t, rdiag_fv, rdiag_fs, rdiag_ft) |
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269 | ! |
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270 | CALL ice_var_zapsmall ! --- remove very small ice concentration (<1e-10) --- ! |
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271 | ! ! & make sure at_i=SUM(a_i) & ato_i=1 where at_i=0 |
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272 | ! |
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273 | IF( jpl > 1 ) CALL ice_itd_rem( kt ) ! --- Transport ice between thickness categories --- ! |
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274 | ! |
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275 | IF( ln_icedO ) CALL ice_thd_do ! --- frazil ice growing in leads --- ! |
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276 | ! |
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277 | ! controls |
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278 | IF( ln_icectl ) CALL ice_prt (kt, iiceprt, jiceprt, 1, ' - ice thermodyn. - ') ! prints |
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279 | IF( ln_ctl ) CALL ice_prt3D ('icethd') ! prints |
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280 | IF( nn_timing == 1 ) CALL timing_stop('icethd') ! timing |
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281 | ! |
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282 | END SUBROUTINE ice_thd |
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283 | |
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284 | |
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285 | SUBROUTINE ice_thd_temp |
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286 | !!----------------------------------------------------------------------- |
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287 | !! *** ROUTINE ice_thd_temp *** |
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288 | !! |
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289 | !! ** Purpose : Computes sea ice temperature (Kelvin) from enthalpy |
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290 | !! |
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291 | !! ** Method : Formula (Bitz and Lipscomb, 1999) |
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292 | !!------------------------------------------------------------------- |
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293 | INTEGER :: ji, jk ! dummy loop indices |
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294 | REAL(wp) :: ztmelts, zbbb, zccc ! local scalar |
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295 | !!------------------------------------------------------------------- |
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296 | ! Recover ice temperature |
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297 | DO jk = 1, nlay_i |
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298 | DO ji = 1, npti |
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299 | ztmelts = -tmut * sz_i_1d(ji,jk) |
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300 | ! Conversion q(S,T) -> T (second order equation) |
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301 | zbbb = ( rcp - cpic ) * ztmelts + e_i_1d(ji,jk) * r1_rhoic - lfus |
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302 | zccc = SQRT( MAX( zbbb * zbbb - 4._wp * cpic * lfus * ztmelts, 0._wp ) ) |
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303 | t_i_1d(ji,jk) = rt0 - ( zbbb + zccc ) * 0.5_wp * r1_cpic |
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304 | |
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305 | ! mask temperature |
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306 | rswitch = 1._wp - MAX( 0._wp , SIGN( 1._wp , - h_i_1d(ji) ) ) |
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307 | t_i_1d(ji,jk) = rswitch * t_i_1d(ji,jk) + ( 1._wp - rswitch ) * rt0 |
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308 | END DO |
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309 | END DO |
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310 | ! |
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311 | END SUBROUTINE ice_thd_temp |
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312 | |
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313 | |
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314 | SUBROUTINE ice_thd_lam |
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315 | !!----------------------------------------------------------------------- |
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316 | !! *** ROUTINE ice_thd_lam *** |
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317 | !! |
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318 | !! ** Purpose : Lateral melting in case monocategory |
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319 | !! ( dA = A/2h dh ) |
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320 | !!----------------------------------------------------------------------- |
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321 | INTEGER :: ji ! dummy loop indices |
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322 | REAL(wp) :: zhi_bef ! ice thickness before thermo |
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323 | REAL(wp) :: zdh_mel, zda_mel ! net melting |
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324 | REAL(wp) :: zvi, zvs ! ice/snow volumes |
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325 | !!----------------------------------------------------------------------- |
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326 | ! |
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327 | DO ji = 1, npti |
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328 | zdh_mel = MIN( 0._wp, dh_i_surf(ji) + dh_i_bott(ji) + dh_snowice(ji) + dh_i_sub(ji) ) |
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329 | IF( zdh_mel < 0._wp .AND. a_i_1d(ji) > 0._wp ) THEN |
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330 | zvi = a_i_1d(ji) * h_i_1d(ji) |
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331 | zvs = a_i_1d(ji) * h_s_1d(ji) |
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332 | ! lateral melting = concentration change |
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333 | zhi_bef = h_i_1d(ji) - zdh_mel |
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334 | rswitch = MAX( 0._wp , SIGN( 1._wp , zhi_bef - epsi20 ) ) |
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335 | zda_mel = rswitch * a_i_1d(ji) * zdh_mel / ( 2._wp * MAX( zhi_bef, epsi20 ) ) |
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336 | a_i_1d(ji) = MAX( epsi20, a_i_1d(ji) + zda_mel ) |
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337 | ! adjust thickness |
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338 | h_i_1d(ji) = zvi / a_i_1d(ji) |
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339 | h_s_1d(ji) = zvs / a_i_1d(ji) |
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340 | ! retrieve total concentration |
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341 | at_i_1d(ji) = a_i_1d(ji) |
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342 | END IF |
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343 | END DO |
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344 | ! |
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345 | END SUBROUTINE ice_thd_lam |
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346 | |
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347 | |
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348 | SUBROUTINE ice_thd_1d2d( kl, kn ) |
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349 | !!----------------------------------------------------------------------- |
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350 | !! *** ROUTINE ice_thd_1d2d *** |
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351 | !! |
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352 | !! ** Purpose : move arrays from 1d to 2d and the reverse |
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353 | !!----------------------------------------------------------------------- |
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354 | INTEGER, INTENT(in) :: kl ! index of the ice category |
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355 | INTEGER, INTENT(in) :: kn ! 1= from 2D to 1D ; 2= from 1D to 2D |
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356 | ! |
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357 | INTEGER :: jk ! dummy loop indices |
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358 | !!----------------------------------------------------------------------- |
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359 | ! |
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360 | SELECT CASE( kn ) |
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361 | ! !---------------------! |
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362 | CASE( 1 ) !== from 2D to 1D ==! |
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363 | ! !---------------------! |
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364 | CALL tab_2d_1d( npti, nptidx(1:npti), at_i_1d(1:npti), at_i ) |
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365 | CALL tab_2d_1d( npti, nptidx(1:npti), a_i_1d (1:npti), a_i (:,:,kl) ) |
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366 | CALL tab_2d_1d( npti, nptidx(1:npti), h_i_1d (1:npti), h_i (:,:,kl) ) |
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367 | CALL tab_2d_1d( npti, nptidx(1:npti), h_s_1d (1:npti), h_s (:,:,kl) ) |
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368 | CALL tab_2d_1d( npti, nptidx(1:npti), t_su_1d(1:npti), t_su(:,:,kl) ) |
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369 | CALL tab_2d_1d( npti, nptidx(1:npti), s_i_1d (1:npti), s_i (:,:,kl) ) |
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370 | DO jk = 1, nlay_s |
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371 | CALL tab_2d_1d( npti, nptidx(1:npti), t_s_1d(1:npti,jk), t_s(:,:,jk,kl) ) |
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372 | CALL tab_2d_1d( npti, nptidx(1:npti), e_s_1d(1:npti,jk), e_s(:,:,jk,kl) ) |
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373 | END DO |
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374 | DO jk = 1, nlay_i |
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375 | CALL tab_2d_1d( npti, nptidx(1:npti), t_i_1d (1:npti,jk), t_i (:,:,jk,kl) ) |
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376 | CALL tab_2d_1d( npti, nptidx(1:npti), e_i_1d (1:npti,jk), e_i (:,:,jk,kl) ) |
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377 | CALL tab_2d_1d( npti, nptidx(1:npti), sz_i_1d(1:npti,jk), sz_i(:,:,jk,kl) ) |
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378 | END DO |
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379 | CALL tab_2d_1d( npti, nptidx(1:npti), a_ip_1d (1:npti), a_ip (:,:,kl) ) |
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380 | CALL tab_2d_1d( npti, nptidx(1:npti), h_ip_1d (1:npti), h_ip (:,:,kl) ) |
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381 | CALL tab_2d_1d( npti, nptidx(1:npti), a_ip_frac_1d(1:npti), a_ip_frac(:,:,kl) ) |
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382 | ! |
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383 | CALL tab_2d_1d( npti, nptidx(1:npti), qprec_ice_1d(1:npti), qprec_ice ) |
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384 | CALL tab_2d_1d( npti, nptidx(1:npti), qsr_ice_1d (1:npti), qsr_ice (:,:,kl) ) |
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385 | CALL tab_2d_1d( npti, nptidx(1:npti), qns_ice_1d (1:npti), qns_ice (:,:,kl) ) |
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386 | CALL tab_2d_1d( npti, nptidx(1:npti), ftr_ice_1d (1:npti), ftr_ice (:,:,kl) ) |
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387 | CALL tab_2d_1d( npti, nptidx(1:npti), evap_ice_1d (1:npti), evap_ice(:,:,kl) ) |
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388 | CALL tab_2d_1d( npti, nptidx(1:npti), dqns_ice_1d (1:npti), dqns_ice(:,:,kl) ) |
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389 | CALL tab_2d_1d( npti, nptidx(1:npti), t_bo_1d (1:npti), t_bo ) |
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390 | CALL tab_2d_1d( npti, nptidx(1:npti), sprecip_1d (1:npti), sprecip ) |
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391 | CALL tab_2d_1d( npti, nptidx(1:npti), fhtur_1d (1:npti), fhtur ) |
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392 | CALL tab_2d_1d( npti, nptidx(1:npti), fhld_1d (1:npti), fhld ) |
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393 | |
---|
394 | CALL tab_2d_1d( npti, nptidx(1:npti), qml_ice_1d (1:npti), qml_ice (:,:,kl) ) |
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395 | CALL tab_2d_1d( npti, nptidx(1:npti), qcn_ice_1d (1:npti), qcn_ice (:,:,kl) ) |
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396 | CALL tab_2d_1d( npti, nptidx(1:npti), qsr_ice_tr_1d(1:npti), qsr_ice_tr (:,:,kl) ) |
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397 | ! |
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398 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_snw_sni_1d(1:npti), wfx_snw_sni ) |
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399 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_snw_sum_1d(1:npti), wfx_snw_sum ) |
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400 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_sub_1d (1:npti), wfx_sub ) |
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401 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_snw_sub_1d(1:npti), wfx_snw_sub ) |
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402 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_ice_sub_1d(1:npti), wfx_ice_sub ) |
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403 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_err_sub_1d(1:npti), wfx_err_sub ) |
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404 | ! |
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405 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_bog_1d (1:npti), wfx_bog ) |
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406 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_bom_1d (1:npti), wfx_bom ) |
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407 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_sum_1d (1:npti), wfx_sum ) |
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408 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_sni_1d (1:npti), wfx_sni ) |
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409 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_res_1d (1:npti), wfx_res ) |
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410 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_spr_1d (1:npti), wfx_spr ) |
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411 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_lam_1d (1:npti), wfx_lam ) |
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412 | CALL tab_2d_1d( npti, nptidx(1:npti), wfx_pnd_1d (1:npti), wfx_pnd ) |
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413 | ! |
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414 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_bog_1d (1:npti), sfx_bog ) |
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415 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_bom_1d (1:npti), sfx_bom ) |
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416 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_sum_1d (1:npti), sfx_sum ) |
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417 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_sni_1d (1:npti), sfx_sni ) |
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418 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_bri_1d (1:npti), sfx_bri ) |
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419 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_res_1d (1:npti), sfx_res ) |
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420 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_sub_1d (1:npti), sfx_sub ) |
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421 | CALL tab_2d_1d( npti, nptidx(1:npti), sfx_lam_1d (1:npti), sfx_lam ) |
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422 | ! |
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423 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_thd_1d (1:npti), hfx_thd ) |
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424 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_spr_1d (1:npti), hfx_spr ) |
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425 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_sum_1d (1:npti), hfx_sum ) |
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426 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_bom_1d (1:npti), hfx_bom ) |
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427 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_bog_1d (1:npti), hfx_bog ) |
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428 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_dif_1d (1:npti), hfx_dif ) |
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429 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_opw_1d (1:npti), hfx_opw ) |
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430 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_snw_1d (1:npti), hfx_snw ) |
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431 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_sub_1d (1:npti), hfx_sub ) |
---|
432 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_res_1d (1:npti), hfx_res ) |
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433 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_err_dif_1d(1:npti), hfx_err_dif ) |
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434 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_err_rem_1d(1:npti), hfx_err_rem ) |
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435 | CALL tab_2d_1d( npti, nptidx(1:npti), hfx_out_1d (1:npti), hfx_out ) |
---|
436 | ! |
---|
437 | ! SIMIP diagnostics |
---|
438 | CALL tab_2d_1d( npti, nptidx(1:npti), diag_fc_bo_1d(1:npti), diag_fc_bo ) |
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439 | CALL tab_2d_1d( npti, nptidx(1:npti), diag_fc_su_1d(1:npti), diag_fc_su ) |
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440 | ! ocean surface fields |
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441 | CALL tab_2d_1d( npti, nptidx(1:npti), sst_1d(1:npti), sst_m ) |
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442 | CALL tab_2d_1d( npti, nptidx(1:npti), sss_1d(1:npti), sss_m ) |
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443 | |
---|
444 | ! --- Change units of e_i, e_s from J/m2 to J/m3 --- ! |
---|
445 | DO jk = 1, nlay_i |
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446 | WHERE( h_i_1d(1:npti)>0._wp ) e_i_1d(1:npti,jk) = e_i_1d(1:npti,jk) / (h_i_1d(1:npti) * a_i_1d(1:npti)) * nlay_i |
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447 | END DO |
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448 | DO jk = 1, nlay_s |
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449 | WHERE( h_s_1d(1:npti)>0._wp ) e_s_1d(1:npti,jk) = e_s_1d(1:npti,jk) / (h_s_1d(1:npti) * a_i_1d(1:npti)) * nlay_s |
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450 | END DO |
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451 | ! |
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452 | ! !---------------------! |
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453 | CASE( 2 ) !== from 1D to 2D ==! |
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454 | ! !---------------------! |
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455 | ! --- Change units of e_i, e_s from J/m3 to J/m2 --- ! |
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456 | DO jk = 1, nlay_i |
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457 | e_i_1d(1:npti,jk) = e_i_1d(1:npti,jk) * h_i_1d(1:npti) * a_i_1d(1:npti) * r1_nlay_i |
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458 | END DO |
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459 | DO jk = 1, nlay_s |
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460 | e_s_1d(1:npti,jk) = e_s_1d(1:npti,jk) * h_s_1d(1:npti) * a_i_1d(1:npti) * r1_nlay_s |
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461 | END DO |
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462 | ! |
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463 | ! Change thickness to volume (replaces routine ice_var_eqv2glo) |
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464 | v_i_1d (1:npti) = h_i_1d (1:npti) * a_i_1d (1:npti) |
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465 | v_s_1d (1:npti) = h_s_1d (1:npti) * a_i_1d (1:npti) |
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466 | sv_i_1d(1:npti) = s_i_1d (1:npti) * v_i_1d (1:npti) |
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467 | v_ip_1d(1:npti) = h_ip_1d(1:npti) * a_ip_1d(1:npti) |
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468 | |
---|
469 | CALL tab_1d_2d( npti, nptidx(1:npti), at_i_1d(1:npti), at_i ) |
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470 | CALL tab_1d_2d( npti, nptidx(1:npti), a_i_1d (1:npti), a_i (:,:,kl) ) |
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471 | CALL tab_1d_2d( npti, nptidx(1:npti), h_i_1d (1:npti), h_i (:,:,kl) ) |
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472 | CALL tab_1d_2d( npti, nptidx(1:npti), h_s_1d (1:npti), h_s (:,:,kl) ) |
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473 | CALL tab_1d_2d( npti, nptidx(1:npti), t_su_1d(1:npti), t_su(:,:,kl) ) |
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474 | CALL tab_1d_2d( npti, nptidx(1:npti), s_i_1d (1:npti), s_i (:,:,kl) ) |
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475 | DO jk = 1, nlay_s |
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476 | CALL tab_1d_2d( npti, nptidx(1:npti), t_s_1d(1:npti,jk), t_s(:,:,jk,kl) ) |
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477 | CALL tab_1d_2d( npti, nptidx(1:npti), e_s_1d(1:npti,jk), e_s(:,:,jk,kl) ) |
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478 | END DO |
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479 | DO jk = 1, nlay_i |
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480 | CALL tab_1d_2d( npti, nptidx(1:npti), t_i_1d (1:npti,jk), t_i (:,:,jk,kl) ) |
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481 | CALL tab_1d_2d( npti, nptidx(1:npti), e_i_1d (1:npti,jk), e_i (:,:,jk,kl) ) |
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482 | CALL tab_1d_2d( npti, nptidx(1:npti), sz_i_1d(1:npti,jk), sz_i(:,:,jk,kl) ) |
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483 | END DO |
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484 | CALL tab_1d_2d( npti, nptidx(1:npti), a_ip_1d (1:npti), a_ip (:,:,kl) ) |
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485 | CALL tab_1d_2d( npti, nptidx(1:npti), h_ip_1d (1:npti), h_ip (:,:,kl) ) |
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486 | CALL tab_1d_2d( npti, nptidx(1:npti), a_ip_frac_1d(1:npti), a_ip_frac(:,:,kl) ) |
---|
487 | ! |
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488 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_snw_sni_1d(1:npti), wfx_snw_sni ) |
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489 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_snw_sum_1d(1:npti), wfx_snw_sum ) |
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490 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_sub_1d (1:npti), wfx_sub ) |
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491 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_snw_sub_1d(1:npti), wfx_snw_sub ) |
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492 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_ice_sub_1d(1:npti), wfx_ice_sub ) |
---|
493 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_err_sub_1d(1:npti), wfx_err_sub ) |
---|
494 | ! |
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495 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_bog_1d (1:npti), wfx_bog ) |
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496 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_bom_1d (1:npti), wfx_bom ) |
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497 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_sum_1d (1:npti), wfx_sum ) |
---|
498 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_sni_1d (1:npti), wfx_sni ) |
---|
499 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_res_1d (1:npti), wfx_res ) |
---|
500 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_spr_1d (1:npti), wfx_spr ) |
---|
501 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_lam_1d (1:npti), wfx_lam ) |
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502 | CALL tab_1d_2d( npti, nptidx(1:npti), wfx_pnd_1d (1:npti), wfx_pnd ) |
---|
503 | ! |
---|
504 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_bog_1d (1:npti), sfx_bog ) |
---|
505 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_bom_1d (1:npti), sfx_bom ) |
---|
506 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_sum_1d (1:npti), sfx_sum ) |
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507 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_sni_1d (1:npti), sfx_sni ) |
---|
508 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_bri_1d (1:npti), sfx_bri ) |
---|
509 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_res_1d (1:npti), sfx_res ) |
---|
510 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_sub_1d (1:npti), sfx_sub ) |
---|
511 | CALL tab_1d_2d( npti, nptidx(1:npti), sfx_lam_1d (1:npti), sfx_lam ) |
---|
512 | ! |
---|
513 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_thd_1d (1:npti), hfx_thd ) |
---|
514 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_spr_1d (1:npti), hfx_spr ) |
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515 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_sum_1d (1:npti), hfx_sum ) |
---|
516 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_bom_1d (1:npti), hfx_bom ) |
---|
517 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_bog_1d (1:npti), hfx_bog ) |
---|
518 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_dif_1d (1:npti), hfx_dif ) |
---|
519 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_opw_1d (1:npti), hfx_opw ) |
---|
520 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_snw_1d (1:npti), hfx_snw ) |
---|
521 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_sub_1d (1:npti), hfx_sub ) |
---|
522 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_res_1d (1:npti), hfx_res ) |
---|
523 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_err_dif_1d(1:npti), hfx_err_dif ) |
---|
524 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_err_rem_1d(1:npti), hfx_err_rem ) |
---|
525 | CALL tab_1d_2d( npti, nptidx(1:npti), hfx_out_1d (1:npti), hfx_out ) |
---|
526 | ! |
---|
527 | CALL tab_1d_2d( npti, nptidx(1:npti), qns_ice_1d(1:npti), qns_ice(:,:,kl) ) |
---|
528 | CALL tab_1d_2d( npti, nptidx(1:npti), ftr_ice_1d(1:npti), ftr_ice(:,:,kl) ) |
---|
529 | ! effective conductivity (for Jules coupling) |
---|
530 | CALL tab_1d_2d( npti, nptidx(1:npti), cnd_ice_1d(1:npti), cnd_ice(:,:,kl) ) |
---|
531 | CALL tab_1d_2d( npti, nptidx(1:npti), t1_ice_1d (1:npti), t1_ice (:,:,kl) ) |
---|
532 | ! SIMIP diagnostics |
---|
533 | CALL tab_1d_2d( npti, nptidx(1:npti), t_si_1d (1:npti), t_si(:,:,kl) ) |
---|
534 | CALL tab_1d_2d( npti, nptidx(1:npti), diag_fc_bo_1d(1:npti), diag_fc_bo ) |
---|
535 | CALL tab_1d_2d( npti, nptidx(1:npti), diag_fc_su_1d(1:npti), diag_fc_su ) |
---|
536 | ! extensive variables |
---|
537 | CALL tab_1d_2d( npti, nptidx(1:npti), v_i_1d (1:npti), v_i (:,:,kl) ) |
---|
538 | CALL tab_1d_2d( npti, nptidx(1:npti), v_s_1d (1:npti), v_s (:,:,kl) ) |
---|
539 | CALL tab_1d_2d( npti, nptidx(1:npti), sv_i_1d(1:npti), sv_i(:,:,kl) ) |
---|
540 | CALL tab_1d_2d( npti, nptidx(1:npti), v_ip_1d(1:npti), v_ip(:,:,kl) ) |
---|
541 | ! |
---|
542 | END SELECT |
---|
543 | ! |
---|
544 | END SUBROUTINE ice_thd_1d2d |
---|
545 | |
---|
546 | |
---|
547 | SUBROUTINE ice_thd_init |
---|
548 | !!------------------------------------------------------------------- |
---|
549 | !! *** ROUTINE ice_thd_init *** |
---|
550 | !! |
---|
551 | !! ** Purpose : Physical constants and parameters associated with |
---|
552 | !! ice thermodynamics |
---|
553 | !! |
---|
554 | !! ** Method : Read the namthd namelist and check the parameters |
---|
555 | !! called at the first timestep (nit000) |
---|
556 | !! |
---|
557 | !! ** input : Namelist namthd |
---|
558 | !!------------------------------------------------------------------- |
---|
559 | INTEGER :: ios ! Local integer output status for namelist read |
---|
560 | !! |
---|
561 | NAMELIST/namthd/ ln_icedH, ln_icedA, ln_icedO, ln_icedS |
---|
562 | !!------------------------------------------------------------------- |
---|
563 | ! |
---|
564 | REWIND( numnam_ice_ref ) ! Namelist namthd in reference namelist : Ice thermodynamics |
---|
565 | READ ( numnam_ice_ref, namthd, IOSTAT = ios, ERR = 901) |
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566 | 901 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namthd in reference namelist', lwp ) |
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567 | |
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568 | REWIND( numnam_ice_cfg ) ! Namelist namthd in configuration namelist : Ice thermodynamics |
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569 | READ ( numnam_ice_cfg, namthd, IOSTAT = ios, ERR = 902 ) |
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570 | 902 IF( ios /= 0 ) CALL ctl_nam ( ios , 'namthd in configuration namelist', lwp ) |
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571 | IF(lwm) WRITE ( numoni, namthd ) |
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572 | ! |
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573 | ! |
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574 | IF(lwp) THEN ! control print |
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575 | WRITE(numout,*) 'ice_thd_init: Ice Thermodynamics' |
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576 | WRITE(numout,*) '~~~~~~~~~~~~' |
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577 | WRITE(numout,*) ' Namelist namthd:' |
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578 | WRITE(numout,*) ' activate ice thick change from top/bot (T) or not (F) ln_icedH = ', ln_icedH |
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579 | WRITE(numout,*) ' activate lateral melting (T) or not (F) ln_icedA = ', ln_icedA |
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580 | WRITE(numout,*) ' activate ice growth in open-water (T) or not (F) ln_icedO = ', ln_icedO |
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581 | WRITE(numout,*) ' activate gravity drainage and flushing (T) or not (F) ln_icedS = ', ln_icedS |
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582 | ENDIF |
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583 | ! |
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584 | CALL ice_thd_zdf_init ! set ice heat diffusion parameters |
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585 | IF( ln_icedA ) CALL ice_thd_da_init ! set ice lateral melting parameters |
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586 | IF( ln_icedO ) CALL ice_thd_do_init ! set ice growth in open water parameters |
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587 | CALL ice_thd_sal_init ! set ice salinity parameters |
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588 | CALL ice_thd_pnd_init ! set melt ponds parameters |
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589 | ! |
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590 | END SUBROUTINE ice_thd_init |
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591 | |
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592 | #else |
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593 | !!---------------------------------------------------------------------- |
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594 | !! Default option Dummy module NO ESIM sea-ice model |
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595 | !!---------------------------------------------------------------------- |
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596 | #endif |
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597 | |
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598 | !!====================================================================== |
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599 | END MODULE icethd |
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