1 | MODULE thd_ice |
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2 | !!====================================================================== |
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3 | !! *** MODULE thd_ice *** |
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4 | !! LIM sea-ice : Ice thermodynamics in 1D |
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5 | !!===================================================================== |
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6 | !! History : 3.0 ! 2002-11 (C. Ethe) F90: Free form and module |
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7 | !!---------------------------------------------------------------------- |
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8 | USE in_out_manager ! I/O manager |
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9 | USE lib_mpp ! MPP library |
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10 | USE ice, ONLY : nlay_i, nlay_s |
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11 | |
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12 | IMPLICIT NONE |
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13 | PRIVATE |
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14 | |
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15 | PUBLIC thd_ice_alloc ! Routine called by nemogcm.F90 |
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16 | |
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17 | !!--------------------------- |
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18 | !! * Share Module variables |
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19 | !!--------------------------- |
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20 | ! !!! ** ice-thermo namelist (namicethd) ** |
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21 | REAL(wp), PUBLIC :: rn_himin !: minimum ice thickness |
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22 | REAL(wp), PUBLIC :: rn_maxfrazb !: maximum portion of frazil ice collecting at the ice bottom |
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23 | REAL(wp), PUBLIC :: rn_vfrazb !: threshold drift speed for collection of bottom frazil ice |
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24 | REAL(wp), PUBLIC :: rn_Cfrazb !: squeezing coefficient for collection of bottom frazil ice |
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25 | REAL(wp), PUBLIC :: rn_hnewice !: thickness for new ice formation (m) |
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26 | |
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27 | LOGICAL , PUBLIC :: ln_frazil !: use of frazil ice collection as function of wind (T) or not (F) |
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28 | |
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29 | !!----------------------------- |
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30 | !! * Share 1D Module variables |
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31 | !!----------------------------- |
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32 | !: In ice thermodynamics, to spare memory, the vectors are folded |
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33 | !: from 1D to 2D vectors. The following variables, with ending _1d |
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34 | !: are the variables corresponding to 2d vectors |
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35 | |
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36 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: npb !: address vector for 1d vertical thermo computations |
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37 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: nplm !: address vector for mono-category lateral melting |
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38 | INTEGER , PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: npac !: address vector for new ice formation |
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39 | |
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40 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qlead_1d |
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41 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ftr_ice_1d |
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42 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qsr_ice_1d |
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43 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fr1_i0_1d |
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44 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fr2_i0_1d |
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45 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qns_ice_1d |
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46 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: t_bo_1d |
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47 | |
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48 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_sum_1d |
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49 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_bom_1d |
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50 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_bog_1d |
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51 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_dif_1d |
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52 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_opw_1d |
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53 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_snw_1d |
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54 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_err_1d |
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55 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_err_rem_1d |
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56 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_err_dif_1d |
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57 | |
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58 | ! heat flux associated with ice-atmosphere mass exchange |
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59 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_sub_1d |
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60 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_spr_1d |
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61 | |
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62 | ! heat flux associated with ice-ocean mass exchange |
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63 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_thd_1d |
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64 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hfx_res_1d |
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65 | |
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66 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_snw_1d |
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67 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_sub_1d |
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68 | |
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69 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_bog_1d |
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70 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_bom_1d |
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71 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_sum_1d |
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72 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_sni_1d |
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73 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_opw_1d |
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74 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_res_1d |
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75 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: wfx_spr_1d |
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76 | |
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77 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_bri_1d |
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78 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_bog_1d |
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79 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_bom_1d |
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80 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_sum_1d |
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81 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_sni_1d |
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82 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_opw_1d |
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83 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sfx_res_1d |
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84 | |
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85 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sprecip_1d !: <==> the 2D sprecip |
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86 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: frld_1d !: <==> the 2D frld |
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87 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: at_i_1d !: <==> the 2D at_i |
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88 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fhtur_1d !: <==> the 2D fhtur |
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89 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fhld_1d !: <==> the 2D fhld |
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90 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dqns_ice_1d !: <==> the 2D dqns_ice |
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91 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: evap_ice_1d !: <==> the 2D evap_ice |
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92 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: qprec_ice_1d !: <==> the 2D qprec_ice |
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93 | ! ! to reintegrate longwave flux inside the ice thermodynamics |
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94 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: i0 !: fraction of radiation transmitted to the ice |
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95 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_fl_1d !: Ice salinity variations due to flushing |
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96 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_gd_1d !: Ice salinity variations due to gravity drainage |
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97 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_se_1d !: Ice salinity variations due to basal salt entrapment |
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98 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dsm_i_si_1d !: Ice salinity variations due to lateral accretion |
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99 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: hicol_1d !: Ice collection thickness accumulated in leads |
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100 | |
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101 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: t_su_1d !: <==> the 2D t_su |
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102 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: a_i_1d !: <==> the 2D a_i |
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103 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ht_i_1d !: <==> the 2D ht_s |
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104 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: ht_s_1d !: <==> the 2D ht_i |
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105 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fc_su !: Surface Conduction flux |
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106 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: fc_bo_i !: Bottom Conduction flux |
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107 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_s_tot !: Snow accretion/ablation [m] |
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108 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_i_surf !: Ice surface accretion/ablation [m] |
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109 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_i_bott !: Ice bottom accretion/ablation [m] |
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110 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: dh_snowice !: Snow ice formation [m of ice] |
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111 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: sm_i_1d !: Ice bulk salinity [ppt] |
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112 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:) :: s_i_new !: Salinity of new ice at the bottom |
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113 | |
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114 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: t_s_1d !: corresponding to the 2D var t_s |
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115 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: t_i_1d !: corresponding to the 2D var t_i |
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116 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: s_i_1d !: profiled ice salinity |
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117 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: q_i_1d !: Ice enthalpy per unit volume |
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118 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: q_s_1d !: Snow enthalpy per unit volume |
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119 | |
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120 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: qh_i_old !: ice heat content (q*h, J.m-2) |
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121 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: h_i_old !: ice thickness layer (m) |
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122 | |
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123 | INTEGER , PUBLIC :: jiindex_1d ! 1D index of debugging point |
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124 | |
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125 | !!---------------------------------------------------------------------- |
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126 | !! NEMO/LIM3 4.0 , UCL - NEMO Consortium (2011) |
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127 | !! $Id$ |
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128 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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129 | !!---------------------------------------------------------------------- |
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130 | CONTAINS |
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131 | |
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132 | FUNCTION thd_ice_alloc() |
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133 | !!---------------------------------------------------------------------! |
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134 | !! *** ROUTINE thd_ice_alloc *** |
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135 | !!---------------------------------------------------------------------! |
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136 | INTEGER :: thd_ice_alloc ! return value |
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137 | INTEGER :: ierr(3) |
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138 | !!---------------------------------------------------------------------! |
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139 | |
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140 | ALLOCATE( npb (jpij) , nplm (jpij) , npac (jpij) , & |
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141 | & qlead_1d (jpij) , ftr_ice_1d(jpij) , qsr_ice_1d (jpij) , & |
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142 | & fr1_i0_1d(jpij) , fr2_i0_1d (jpij) , qns_ice_1d(jpij) , & |
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143 | & t_bo_1d (jpij) , & |
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144 | & hfx_sum_1d(jpij) , hfx_bom_1d(jpij) ,hfx_bog_1d(jpij) , & |
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145 | & hfx_dif_1d(jpij) , hfx_opw_1d(jpij) , & |
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146 | & hfx_thd_1d(jpij) , hfx_spr_1d(jpij) , & |
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147 | & hfx_snw_1d(jpij) , hfx_sub_1d(jpij) , hfx_err_1d(jpij) , & |
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148 | & hfx_res_1d(jpij) , hfx_err_rem_1d(jpij) , hfx_err_dif_1d(jpij) , STAT=ierr(1) ) |
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149 | ! |
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150 | ALLOCATE( sprecip_1d (jpij) , frld_1d (jpij) , at_i_1d (jpij) , & |
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151 | & fhtur_1d (jpij) , wfx_snw_1d (jpij) , wfx_spr_1d (jpij) , & |
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152 | & fhld_1d (jpij) , wfx_sub_1d (jpij) , wfx_bog_1d (jpij) , wfx_bom_1d(jpij) , & |
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153 | & wfx_sum_1d(jpij) , wfx_sni_1d (jpij) , wfx_opw_1d (jpij) , wfx_res_1d(jpij) , & |
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154 | & dqns_ice_1d(jpij) , evap_ice_1d (jpij), & |
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155 | & qprec_ice_1d(jpij), i0 (jpij) , & |
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156 | & sfx_bri_1d (jpij) , sfx_bog_1d (jpij) , sfx_bom_1d (jpij) , sfx_sum_1d (jpij), & |
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157 | & sfx_sni_1d (jpij) , sfx_opw_1d (jpij) , sfx_res_1d (jpij) , & |
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158 | & dsm_i_fl_1d(jpij) , dsm_i_gd_1d(jpij) , dsm_i_se_1d(jpij) , & |
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159 | & dsm_i_si_1d(jpij) , hicol_1d (jpij) , STAT=ierr(2) ) |
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160 | ! |
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161 | ALLOCATE( t_su_1d (jpij) , a_i_1d (jpij) , ht_i_1d (jpij) , & |
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162 | & ht_s_1d (jpij) , fc_su (jpij) , fc_bo_i (jpij) , & |
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163 | & dh_s_tot (jpij) , dh_i_surf(jpij) , dh_i_bott(jpij) , & |
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164 | & dh_snowice(jpij) , sm_i_1d (jpij) , s_i_new (jpij) , & |
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165 | & t_s_1d(jpij,nlay_s) , t_i_1d(jpij,nlay_i) , s_i_1d(jpij,nlay_i) , & |
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166 | & q_i_1d(jpij,nlay_i+1) , q_s_1d(jpij,nlay_s) , & |
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167 | & qh_i_old(jpij,0:nlay_i+1), h_i_old(jpij,0:nlay_i+1) , STAT=ierr(3)) |
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168 | ! |
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169 | thd_ice_alloc = MAXVAL( ierr ) |
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170 | |
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171 | IF( thd_ice_alloc /= 0 ) CALL ctl_warn( 'thd_ice_alloc: failed to allocate arrays.' ) |
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172 | ! |
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173 | END FUNCTION thd_ice_alloc |
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174 | |
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175 | !!====================================================================== |
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176 | END MODULE thd_ice |
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