| [4] | 1 | SUBROUTINE ice_phy_param |
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| 2 | |
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| 3 | !!------------------------------------------------------------------ |
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| 4 | !! *** ROUTINE ice_phy_param *** |
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| 5 | !! ** Purpose : |
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| 6 | !! Defines physical constants & params of the model |
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| 7 | !! ** Method : |
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| 8 | !! Definitions !!! |
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| 9 | !! |
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| 10 | !! ** Arguments : |
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| 11 | !! n99 |
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| 12 | !! |
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| 13 | !! ** Inputs / Ouputs : (global commons) |
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| 14 | !! |
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| 15 | !! ** External : |
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| 16 | !! |
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| 17 | !! ** References : Vancoppenolle et al., JGR 2007 |
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| 18 | !! |
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| 19 | !! ** History : |
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| 20 | !! (1) CLIO, Goosse and Fichefet, JGR, 1999. |
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| 21 | !! (2) LIM-1D, Vancoppenolle et al., JGR, 2007. |
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| 22 | !! (3) BIO-LIM, Martin Vancoppenolle, 2008 |
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| 23 | !! |
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| 24 | !!------------------------------------------------------------------ |
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| 25 | !! * Arguments |
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| 26 | |
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| 27 | INCLUDE 'type.com' |
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| 28 | INCLUDE 'const.com' |
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| 29 | INCLUDE 'para.com' |
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| 30 | INCLUDE 'ice.com' |
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| 31 | |
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| 32 | ! name of the experiment |
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| 33 | CHARACTER(len=8) exp_id |
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| 34 | |
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| 35 | ! Formats for reading the initial salinity profile |
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| 36 | CHARACTER(len=1) zc1 |
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| 37 | CHARACTER(len=2) zc2 |
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| 38 | CHARACTER(len=7) zformat1 |
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| 39 | CHARACTER(len=7) zformat2 |
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| 40 | CHARACTER(len=8) zformat3 |
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| 41 | |
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| 42 | ! |
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| 43 | !----------------------------------------------------------------------- |
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| 44 | ! 1 ) Lecture des parametres du run |
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| 45 | !----------------------------------------------------------------------- |
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| 46 | ! |
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| 47 | WRITE(numout,*) ' * ice_phy_param : ' |
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| 48 | WRITE(numout,*) ' ~~~~~~~~~~~~~~~~~~' |
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| 49 | |
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| 50 | OPEN(unit=10,file='run.param',status='old') |
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| 51 | |
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| 52 | READ(10,*) |
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| 53 | READ(10,*) |
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| 54 | READ(10,*) |
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| 55 | READ(10,*) |
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| 56 | READ(10,*) |
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| 57 | READ(10,*) |
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| 58 | READ(10,*) exp_id ! name of the experiment |
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| 59 | READ(10,*) |
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| 60 | READ(10,*) ddtb ! time step |
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| 61 | READ(10,*) |
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| 62 | READ(10,*) nstart ! number of the first iteration |
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| 63 | READ(10,*) |
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| 64 | READ(10,*) nend ! number of the last iteration |
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| 65 | READ(10,*) |
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| 66 | READ(10,*) nyear ! initial year |
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| 67 | READ(10,*) |
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| 68 | READ(10,*) nfr_out ! output frequency |
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| 69 | READ(10,*) |
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| 70 | READ(10,*) rlat ! latitude |
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| 71 | READ(10,*) |
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| 72 | READ(10,*) c_bio_model ! biological model |
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| 73 | READ(10,*) |
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| 74 | WRITE(numout,*) ' Type of biological model ( c_bio_model ) : ', |
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| 75 | & c_bio_model |
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| 76 | WRITE(numout,*) |
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| 77 | |
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| 78 | nitrun = nend - nstart + 1 |
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| 79 | |
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| 80 | CLOSE(10) |
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| 81 | ! |
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| 82 | !----------------------------------------------------------------------- |
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| 83 | ! 2 ) Mathematical constants |
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| 84 | !----------------------------------------------------------------------- |
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| 85 | ! |
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| 86 | c_zero = 0.d0 ! zero |
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| 87 | one = 1.d0 ! one |
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| 88 | pi = 4.0 * atan(one) ! pi |
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| 89 | radian = pi / 180.0 ! conversion degrees to radians |
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| 90 | |
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| 91 | !------------------------------------------------------------------------------ |
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| 92 | ! 3 ) Physical constants |
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| 93 | !------------------------------------------------------------------------------ |
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| 94 | |
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| 95 | !----------------------- |
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| 96 | ! Fundamental constants |
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| 97 | !----------------------- |
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| 98 | gpes = 9.80d0 ! gravity |
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| 99 | stefan = 5.6697d-08 ! stefan-boltzmann constant |
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| 100 | vkarmn = 0.40d0 ! von karmann constant |
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| 101 | cevap = 2.5d+06 ! heat transfer coefficient for latent heat... check!!! |
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| 102 | zemise = 0.97d0 ! R, sea water emissivity (remove also) |
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| 103 | |
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| 104 | !--------------- |
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| 105 | ! Ocean physics |
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| 106 | !--------------- |
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| 107 | tpw = 273.16d0 ! water triple point |
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| 108 | rho0 = 1025.0 ! ocean mean density |
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| 109 | cpw = 3.99d+03 ! seawater specific heat |
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| 110 | oce_sal = 34.0 ! 34. is the control |
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| 111 | |
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| 112 | visc_br = 1.79e-3 ! dynamic viscosity of water at 0C |
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| 113 | beta_ocs= 0.81 ! regulates density changes due to changes in salinity |
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| 114 | |
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| 115 | !----------------- |
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| 116 | ! Sea ice physics |
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| 117 | !----------------- |
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| 118 | |
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| 119 | !-- thermal properties |
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| 120 | tfsn = 273.16d0 ! snow melting point |
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| 121 | tfsg = 273.16d0 ! sea ice melting point |
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| 122 | xkn = 0.31d0 ! 0.31d0 ISPOL Olivier Lecomte communication ! ref value 0.31d0 ! snow thermal conductivity |
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| 123 | xkg = 2.034d0 ! pure ice thermal conductivity |
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| 124 | rhog = 917.0 ! sea ice density |
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| 125 | rhon = 330.d0 ! O. Lecomte says 355 could be used |
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| 126 | cpg = 2.062d+03 ! sea ice specific heat (J/kg/K) |
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| 127 | lfus = 3.335d+05 ! pure ice latent heat (J/kg) |
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| 128 | lvap = 2.501e+06 ! latent heat of vaporization of water (0°C J/kg) |
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| 129 | lsub = lfus + lvap ! sublimation latent heat |
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| 130 | tmut = 0.054d0 ! rate between seawater freezing point and salinity (linear model) |
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| 131 | betak1 = 0.09d0 ! first Pringle th. cond. constant |
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| 132 | betak2 = 0.011d0 ! second Pringle th. cond. constant |
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| 133 | ! emig = 0.99d0 ! surface emissivity (read later) |
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| 134 | |
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| 135 | !--------------------------- |
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| 136 | ! Model physical parameters |
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| 137 | !--------------------------- |
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| 138 | OPEN(unit=25,file='icephys.param', status='old') |
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| 139 | |
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| 140 | READ(25,*) |
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| 141 | READ(25,*) |
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| 142 | READ(25,*) |
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| 143 | READ(25,*) |
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| 144 | READ(25,*) |
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| 145 | READ(25,*) |
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| 146 | READ(25,*) |
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| 147 | READ(25,*) |
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| 148 | READ(25,*) |
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| 149 | READ(25,*) |
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| 150 | READ(25,*) |
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| 151 | READ(25,*) |
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| 152 | READ(25,*) |
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| 153 | READ(25,*) |
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| 154 | READ(25,*) n_i ! number of layers in the ice |
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| 155 | READ(25,*) |
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| 156 | READ(25,*) n_s ! number of layers in the snow |
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| 157 | READ(25,*) |
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| 158 | READ(25,*) parsub ! switch for sublimation or not |
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| 159 | READ(25,*) |
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| 160 | READ(25,*) ln_evap ! switch for snow evaporation or not |
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| 161 | READ(25,*) ! |
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| 162 | READ(25,*) tabq_ano ! Prescribed air temperature anomalies |
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| 163 | READ(25,*) |
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| 164 | READ(25,*) |
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| 165 | READ(25,*) |
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| 166 | READ(25,*) |
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| 167 | READ(25,*) |
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| 168 | READ(25,*) |
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| 169 | READ(25,*) ln_grd ! gravity drainage or not |
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| 170 | READ(25,*) |
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| 171 | READ(25,*) ln_flu ! flushing or not |
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| 172 | READ(25,*) |
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| 173 | READ(25,*) ln_flo ! flooding or not |
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| 174 | READ(25,*) |
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| 175 | READ(25,*) flu_beta ! fraction of meltwater percolating |
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| 176 | READ(25,*) |
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| 177 | READ(25,*) e_thr_flu ! permeability threshold for flushing |
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| 178 | READ(25,*) |
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| 179 | READ(25,*) frtr_si_phy ! fractionation coeff in snow ice |
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| 180 | READ(25,*) |
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| 181 | READ(25,*) d_br_mol ! molecular diffusivity of brine |
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| 182 | READ(25,*) |
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| 183 | READ(25,*) d_br_tur ! turbulent diffusivity of brine |
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| 184 | READ(25,*) |
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| 185 | READ(25,*) ra_c ! critical rayleigh number over which convection starts |
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| 186 | READ(25,*) |
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| 187 | READ(25,*) ra_smooth ! coefficient to smooth the hyperbolic tangential for ra_c |
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| 188 | READ(25,*) |
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| 189 | READ(25,'(a2)') gravdr ! type of gravity drainage |
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| 190 | READ(25,*) |
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| 191 | READ(25,*) delta_cw ! Cox and weeks gravity drainage parameter |
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| 192 | READ(25,*) |
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| 193 | READ(25,*) |
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| 194 | READ(25,*) |
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| 195 | READ(25,*) |
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| 196 | READ(25,*) |
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| 197 | READ(25,*) |
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| 198 | READ(25,*) emig |
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| 199 | READ(25,*) |
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| 200 | READ(25,*) fpar_fsw |
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| 201 | READ(25,*) |
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| 202 | READ(25,*) qpar_fsw |
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| 203 | READ(25,*) |
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| 204 | READ(25,*) c_rad_scheme |
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| 205 | READ(25,*) |
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| 206 | READ(25,*) c_rad_discr |
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| 207 | READ(25,*) |
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| 208 | READ(25,*) rad_inot_s_dry ! surface transmission parameter, dry snow |
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| 209 | READ(25,*) |
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| 210 | READ(25,*) rad_inot_s_wet ! surface transmission parameter, wet snow |
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| 211 | READ(25,*) |
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| 212 | READ(25,*) rad_inot_i_dry ! surface transmission parameter, dry ice |
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| 213 | READ(25,*) |
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| 214 | READ(25,*) rad_inot_i_wet ! surface transmission parameter, wet ice |
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| 215 | READ(25,*) |
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| 216 | READ(25,*) h_not_s ! SSL thickness, snow |
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| 217 | READ(25,*) |
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| 218 | READ(25,*) h_not_i ! SSL thickness, ice |
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| 219 | READ(25,*) |
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| 220 | READ(25,*) rad_kappa_s_su_d ! surface extinction coefficient, dry snow |
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| 221 | READ(25,*) |
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| 222 | READ(25,*) rad_kappa_s_su_m ! surface extinction coefficient, melting snow |
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| 223 | READ(25,*) |
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| 224 | READ(25,*) rad_kappa_i_su_d ! surface extinction coefficient, cold ice |
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| 225 | READ(25,*) |
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| 226 | READ(25,*) rad_kappa_i_su_m ! surface extinction coefficient, melting ice |
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| 227 | READ(25,*) |
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| 228 | READ(25,*) rad_kappa_s_de_d ! depth extinction coefficient, dry snow |
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| 229 | READ(25,*) |
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| 230 | READ(25,*) rad_kappa_s_de_m ! depth extinction coefficient, wet snow |
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| 231 | READ(25,*) |
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| 232 | READ(25,*) rad_kappa_i_de_d ! attenuation coefficient, cold ice |
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| 233 | READ(25,*) |
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| 234 | READ(25,*) rad_kappa_i_de_m ! attenuation coefficient, melting ice |
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| 235 | READ(25,*) |
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| 236 | |
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| 237 | WRITE(numout,*) ' n_i :', n_i |
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| 238 | WRITE(numout,*) ' n_s :', n_s |
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| 239 | WRITE(numout,*) ' parsub :', parsub |
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| 240 | WRITE(numout,*) ' ln_evap :', ln_evap |
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| 241 | WRITE(numout,*) ' tabq_ano :', tabq_ano |
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| 242 | WRITE(numout,*) ' ln_grd :', ln_grd |
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| 243 | WRITE(numout,*) ' ln_flu :', ln_flu |
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| 244 | WRITE(numout,*) ' ln_flo :', ln_flo |
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| 245 | WRITE(numout,*) ' flu_beta :', flu_beta |
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| 246 | WRITE(numout,*) ' frtr_si_phy:', frtr_si_phy |
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| 247 | WRITE(numout,*) ' d_br_mol :', d_br_mol |
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| 248 | WRITE(numout,*) ' d_br_tur :', d_br_tur |
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| 249 | WRITE(numout,*) ' ra_c :', ra_c |
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| 250 | WRITE(numout,*) ' ra_smooth :', ra_smooth |
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| 251 | WRITE(numout,*) ' gravdr :', gravdr |
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| 252 | WRITE(numout,*) ' delta_cw :', delta_cw |
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| 253 | WRITE(numout,*) ' emig :', emig |
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| 254 | WRITE(numout,*) ' fpar_fsw :', fpar_fsw |
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| 255 | WRITE(numout,*) ' qpar_fsw :', qpar_fsw |
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| 256 | WRITE(numout,*) ' c_rad_scheme:', c_rad_scheme |
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| 257 | WRITE(numout,*) ' c_rad_discr: ', c_rad_discr |
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| 258 | WRITE(numout,*) ' rad_inot_s_dry : ', rad_inot_s_dry |
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| 259 | WRITE(numout,*) ' rad_inot_s_wet : ', rad_inot_s_wet |
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| 260 | WRITE(numout,*) ' rad_inot_i_dry : ', rad_inot_i_dry |
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| 261 | WRITE(numout,*) ' rad_inot_i_wet : ', rad_inot_i_wet |
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| 262 | WRITE(numout,*) ' h_not_s : ', h_not_s |
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| 263 | WRITE(numout,*) ' h_not_i : ', h_not_i |
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| 264 | WRITE(numout,*) ' rad_kappa_s_su_d : ', rad_kappa_s_su_d |
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| 265 | WRITE(numout,*) ' rad_kappa_s_su_m : ', rad_kappa_s_su_m |
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| 266 | WRITE(numout,*) ' rad_kappa_i_su_d : ', rad_kappa_i_su_d |
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| 267 | WRITE(numout,*) ' rad_kappa_i_su_m : ', rad_kappa_i_su_m |
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| 268 | WRITE(numout,*) ' rad_kappa_s_de_d : ', rad_kappa_s_de_d |
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| 269 | WRITE(numout,*) ' rad_kappa_s_de_m : ', rad_kappa_s_de_m |
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| 270 | WRITE(numout,*) ' rad_kappa_i_de_d : ', rad_kappa_i_de_d |
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| 271 | WRITE(numout,*) ' rad_kappa_i_de_m : ', rad_kappa_i_de_m |
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| 272 | WRITE(numout,*) |
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| 273 | |
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| 274 | CLOSE(25) |
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| 275 | |
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| 276 | !------------------------------------------------------------------------------ |
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| 277 | RETURN |
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| 278 | END |
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