1 | MODULE trcsms_cfc |
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2 | !!====================================================================== |
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3 | !! *** MODULE trcsms_cfc *** |
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4 | !! TOP : CFC main model |
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5 | !!====================================================================== |
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6 | !! History : OPA ! 1999-10 (JC. Dutay) original code |
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7 | !! NEMO 1.0 ! 2004-03 (C. Ethe) free form + modularity |
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8 | !! 2.0 ! 2007-12 (C. Ethe, G. Madec) reorganisation |
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9 | !! ! 2016-06 (J. Palmieri) update for UKESM1 |
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10 | !! ! 2017-04 (A. Yool) update to add SF6, fix coefficients |
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11 | !!---------------------------------------------------------------------- |
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12 | #if defined key_cfc |
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13 | !!---------------------------------------------------------------------- |
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14 | !! 'key_cfc' CFC tracers |
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15 | !!---------------------------------------------------------------------- |
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16 | !! trc_sms_cfc : compute and add CFC suface forcing to CFC trends |
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17 | !! cfc_init : sets constants for CFC surface forcing computation |
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18 | !!---------------------------------------------------------------------- |
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19 | USE dom_oce ! ocean space and time domain |
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20 | USE oce_trc ! Ocean variables |
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21 | USE par_trc ! TOP parameters |
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22 | USE trc ! TOP variables |
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23 | USE trd_oce |
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24 | USE trdtrc |
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25 | USE iom ! I/O library |
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26 | |
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27 | IMPLICIT NONE |
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28 | PRIVATE |
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29 | |
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30 | PUBLIC trc_sms_cfc ! called in ??? |
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31 | PUBLIC trc_sms_cfc_alloc ! called in trcini_cfc.F90 |
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32 | |
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33 | INTEGER , PUBLIC, PARAMETER :: jphem = 2 ! parameter for the 2 hemispheres |
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34 | INTEGER , PUBLIC :: jpyear ! Number of years read in CFC1112 file |
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35 | INTEGER , PUBLIC :: ndate_beg ! initial calendar date (aammjj) for CFC |
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36 | INTEGER , PUBLIC :: simu_type ! Kind of simulation: 1- Spin-up |
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37 | ! 2- Hindcast/projection |
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38 | INTEGER , PUBLIC :: nyear_res ! restoring time constant (year) |
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39 | INTEGER , PUBLIC :: nyear_beg ! initial year (aa) |
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40 | |
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41 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: p_cfc ! partial hemispheric pressure for CFC |
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42 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: xphem ! spatial interpolation factor for patm |
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43 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qtr_cfc ! flux at surface |
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44 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:,:) :: qint_cfc ! cumulative flux |
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45 | REAL(wp), PUBLIC, ALLOCATABLE, SAVE, DIMENSION(:,:) :: patm ! atmospheric function |
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46 | |
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47 | REAL(wp), DIMENSION(4,3) :: soa ! coefficient for solubility of CFC [mol/l/atm] |
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48 | REAL(wp), DIMENSION(3,3) :: sob ! " " |
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49 | REAL(wp), DIMENSION(5,3) :: sca ! coefficients for schmidt number in degre Celcius |
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50 | |
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51 | ! ! coefficients for conversion |
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52 | REAL(wp) :: xconv1 = 1.0 ! conversion from to |
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53 | REAL(wp) :: xconv2 = 0.01/3600. ! conversion from cm/h to m/s: |
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54 | REAL(wp) :: xconv3 = 1.0e+3 ! conversion from mol/l/atm to mol/m3/atm |
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55 | REAL(wp) :: xconv4 = 1.0e-12 ! conversion from mol/m3/atm to mol/m3/pptv |
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56 | |
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57 | !! * Substitutions |
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58 | # include "top_substitute.h90" |
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59 | !!---------------------------------------------------------------------- |
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60 | !! NEMO/TOP 3.3 , NEMO Consortium (2010) |
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61 | !! $Id$ |
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62 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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63 | !!---------------------------------------------------------------------- |
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64 | CONTAINS |
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65 | |
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66 | SUBROUTINE trc_sms_cfc( kt ) |
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67 | !!---------------------------------------------------------------------- |
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68 | !! *** ROUTINE trc_sms_cfc *** |
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69 | !! |
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70 | !! ** Purpose : Compute the surface boundary contition on CFC 11 |
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71 | !! passive tracer associated with air-mer fluxes and add it |
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72 | !! to the general trend of tracers equations. |
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73 | !! |
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74 | !! ** Method : - get the atmospheric partial pressure - given in pico - |
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75 | !! - computation of solubility ( in 1.e-12 mol/l then in 1.e-9 mol/m3) |
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76 | !! - computation of transfert speed ( given in cm/hour ----> cm/s ) |
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77 | !! - the input function is given by : |
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78 | !! speed * ( concentration at equilibrium - concentration at surface ) |
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79 | !! - the input function is in pico-mol/m3/s and the |
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80 | !! CFC concentration in pico-mol/m3 |
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81 | !!---------------------------------------------------------------------- |
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82 | ! |
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83 | INTEGER, INTENT(in) :: kt ! ocean time-step index |
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84 | ! |
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85 | INTEGER :: ji, jj, jn, jl, jm, js |
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86 | INTEGER :: iyear_beg, iyear_end, iyear_tmp |
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87 | INTEGER :: im1, im2, ierr |
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88 | REAL(wp) :: ztap, zdtap |
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89 | REAL(wp) :: zt1, zt2, zt3, zt4, zv2 |
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90 | REAL(wp) :: zsol ! solubility |
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91 | REAL(wp) :: zsch ! schmidt number |
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92 | REAL(wp) :: zpp_cfc ! atmospheric partial pressure of CFC |
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93 | REAL(wp) :: zca_cfc ! concentration at equilibrium |
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94 | REAL(wp) :: zak_cfc ! transfert coefficients |
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95 | REAL(wp), ALLOCATABLE, DIMENSION(:,:) :: zpatm ! atmospheric function |
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96 | !!---------------------------------------------------------------------- |
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97 | ! |
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98 | ! |
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99 | IF( nn_timing == 1 ) CALL timing_start('trc_sms_cfc') |
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100 | ! |
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101 | ALLOCATE( zpatm(jphem,jp_cfc), STAT=ierr ) |
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102 | IF( ierr > 0 ) THEN |
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103 | CALL ctl_stop( 'trc_sms_cfc: unable to allocate zpatm array' ) ; RETURN |
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104 | ENDIF |
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105 | |
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106 | IF( kt == nittrc000 ) CALL cfc_init |
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107 | |
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108 | ! Temporal interpolation |
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109 | ! ---------------------- |
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110 | !! JPALM -- 15-06-2016 -- define 2 kinds of CFC run: |
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111 | !! 1- the SPIN-UP and 2- Hindcast/Projections |
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112 | !! -- main difference is the way to define the year of |
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113 | !! simulation, that determine the atm pCFC. |
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114 | !! 1-- Spin-up: our atm forcing is of 30y we cycle on. |
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115 | !! So we do 90y CFC cycles to be in good |
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116 | !! correspondence with the atmosphere |
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117 | !! 2-- Hindcast/proj, instead of nyear-1900 we keep |
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118 | !! the 2 last digit, and enable 3 cycle from 1800 to 2100. |
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119 | !!---------------------------------------------------------------------- |
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120 | IF (simu_type==1) THEN |
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121 | !! 1 -- SPIN-UP |
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122 | iyear_tmp = nyear - nyear_res !! JPALM -- in our spin-up, nyear_res is 1000 |
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123 | iyear_beg = MOD( iyear_tmp , 90 ) |
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124 | !! JPALM -- the pCFC file only got 78 years. |
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125 | !! So if iyear_beg > 78 then we set pCFC to 0 |
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126 | !! iyear_beg = 0 as well -- must try to avoid obvious problems |
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127 | !! as Pcfc is set to 0.00 up to year 32, let set iyear_beg to year 10 |
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128 | !! else, must add 30 to iyear_beg to match with P_cfc indices |
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129 | !!--------------------------------------- |
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130 | IF ((iyear_beg > 77) .OR. (iyear_beg==0)) THEN |
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131 | iyear_beg = 10 |
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132 | ELSE |
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133 | iyear_beg = iyear_beg + 30 |
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134 | ENDIF |
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135 | ELSEIF (simu_type==2) THEN |
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136 | !! 2 -- Hindcast/proj |
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137 | iyear_beg = MOD(nyear, 100) |
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138 | IF (iyear_beg < 20) iyear_beg = iyear_beg + 100 |
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139 | !! JPALM -- Same than previously, if iyear_beg is out of P_cfc range, |
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140 | !! we want to set p_CFC to 0.00 --> set iyear_beg = 10 |
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141 | IF ((iyear_beg < 30) .OR. (iyear_beg > 115)) iyear_beg = 10 |
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142 | ENDIF |
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143 | !! |
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144 | IF ( nmonth <= 6 ) THEN |
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145 | iyear_beg = iyear_beg - 1 |
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146 | im1 = 6 - nmonth + 1 |
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147 | im2 = 6 + nmonth - 1 |
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148 | ELSE |
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149 | im1 = 12 - nmonth + 7 |
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150 | im2 = nmonth - 7 |
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151 | ENDIF |
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152 | iyear_end = iyear_beg + 1 |
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153 | |
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154 | ! !------------! |
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155 | DO jl = 1, jp_cfc ! CFC loop ! |
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156 | ! !------------! |
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157 | jn = jp_cfc0 + jl - 1 |
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158 | ! time interpolation at time kt |
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159 | DO jm = 1, jphem |
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160 | zpatm(jm,jl) = ( p_cfc(iyear_beg, jm, jl) * FLOAT (im1) & |
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161 | & + p_cfc(iyear_end, jm, jl) * FLOAT (im2) ) / 12. |
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162 | END DO |
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163 | |
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164 | ! !------------! |
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165 | DO jj = 1, jpj ! i-j loop ! |
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166 | DO ji = 1, jpi !------------! |
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167 | |
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168 | ! space interpolation |
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169 | zpp_cfc = xphem(ji,jj) * zpatm(1,jl) & |
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170 | & + ( 1.- xphem(ji,jj) ) * zpatm(2,jl) |
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171 | |
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172 | ! Computation of concentration at equilibrium : in picomol/l |
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173 | ! coefficient for solubility for CFC-11/12 in mol/l/atm |
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174 | IF( tmask(ji,jj,1) .GE. 0.5 ) THEN |
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175 | ztap = ( tsn(ji,jj,1,jp_tem) + 273.16 ) * 0.01 |
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176 | zdtap = sob(1,jl) + ztap * ( sob(2,jl) + ztap * sob(3,jl) ) |
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177 | zsol = EXP( soa(1,jl) + soa(2,jl) / ztap + soa(3,jl) * LOG( ztap ) & |
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178 | & + soa(4,jl) * ztap * ztap + tsn(ji,jj,1,jp_sal) * zdtap ) |
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179 | ELSE |
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180 | zsol = 0.e0 |
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181 | ENDIF |
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182 | ! conversion from mol/l/atm to mol/m3/atm and from mol/m3/atm to mol/m3/pptv |
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183 | zsol = xconv4 * xconv3 * zsol * tmask(ji,jj,1) |
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184 | ! concentration at equilibrium |
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185 | zca_cfc = xconv1 * zpp_cfc * zsol * tmask(ji,jj,1) |
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186 | |
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187 | ! Computation of speed transfert |
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188 | ! Schmidt number |
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189 | zt1 = tsn(ji,jj,1,jp_tem) |
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190 | zt2 = zt1 * zt1 |
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191 | zt3 = zt1 * zt2 |
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192 | zt4 = zt1 * zt3 |
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193 | zsch = sca(1,jl) + sca(2,jl) * zt1 + sca(3,jl) * zt2 + sca(4,jl) * zt3 + sca(5,jl) * zt4 |
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194 | |
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195 | ! speed transfert : formulae of wanninkhof 1992 |
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196 | zv2 = wndm(ji,jj) * wndm(ji,jj) |
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197 | zsch = zsch / 660. |
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198 | ! AXY (25/04/17): OMIP protocol specifies lower Wanninkhof (2014) value |
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199 | ! zak_cfc = ( 0.39 * xconv2 * zv2 / SQRT(zsch) ) * tmask(ji,jj,1) |
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200 | zak_cfc = ( 0.251 * xconv2 * zv2 / SQRT(zsch) ) * tmask(ji,jj,1) |
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201 | |
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202 | ! Input function : speed *( conc. at equil - concen at surface ) |
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203 | ! trn in pico-mol/l idem qtr; ak in en m/a |
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204 | qtr_cfc(ji,jj,jl) = -zak_cfc * ( trb(ji,jj,1,jn) - zca_cfc ) & |
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205 | #if defined key_degrad |
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206 | & * facvol(ji,jj,1) & |
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207 | #endif |
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208 | & * tmask(ji,jj,1) * ( 1. - fr_i(ji,jj) ) |
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209 | ! Add the surface flux to the trend |
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210 | tra(ji,jj,1,jn) = tra(ji,jj,1,jn) + qtr_cfc(ji,jj,jl) / fse3t(ji,jj,1) |
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211 | |
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212 | ! cumulation of surface flux at each time step |
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213 | qint_cfc(ji,jj,jl) = qint_cfc(ji,jj,jl) + qtr_cfc(ji,jj,jl) * rdt |
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214 | ! !----------------! |
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215 | END DO ! end i-j loop ! |
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216 | END DO !----------------! |
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217 | ! !----------------! |
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218 | END DO ! end CFC loop ! |
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219 | ! |
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220 | IF( kt == nittrc000 ) THEN |
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221 | DO jl = 1, jp_cfc |
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222 | WRITE(NUMOUT,*) ' ' |
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223 | WRITE(NUMOUT,*) 'CFC interpolation verification ' !! Jpalm |
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224 | WRITE(NUMOUT,*) '################################## ' |
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225 | WRITE(NUMOUT,*) ' ' |
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226 | if (jl.EQ.1) then |
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227 | WRITE(NUMOUT,*) 'Traceur = CFC11: ' |
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228 | elseif (jl.EQ.2) then |
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229 | WRITE(NUMOUT,*) 'Traceur = CFC12: ' |
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230 | elseif (jl.EQ.3) then |
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231 | WRITE(NUMOUT,*) 'Traceur = SF6: ' |
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232 | endif |
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233 | WRITE(NUMOUT,*) 'nyear = ', nyear |
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234 | WRITE(NUMOUT,*) 'nmonth = ', nmonth |
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235 | WRITE(NUMOUT,*) 'iyear_beg= ', iyear_beg |
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236 | WRITE(NUMOUT,*) 'iyear_end= ', iyear_end |
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237 | WRITE(NUMOUT,*) 'p_cfc(iyear_beg)= ',p_cfc(iyear_beg, 1, jl) |
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238 | WRITE(NUMOUT,*) 'p_cfc(iyear_end)= ',p_cfc(iyear_end, 1, jl) |
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239 | WRITE(NUMOUT,*) 'Im1= ',im1 |
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240 | WRITE(NUMOUT,*) 'Im2= ',im2 |
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241 | WRITE(NUMOUT,*) 'zpp_cfc = ',zpp_cfc |
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242 | WRITE(NUMOUT,*) ' ' |
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243 | END DO |
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244 | # if defined key_debug_medusa |
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245 | CALL flush(numout) |
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246 | # endif |
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247 | ENDIF |
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248 | ! |
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249 | !IF( lrst_trc ) THEN |
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250 | ! IF(lwp) WRITE(numout,*) |
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251 | ! IF(lwp) WRITE(numout,*) 'trc_sms_cfc : cumulated input function fields written in ocean restart file ', & |
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252 | ! & 'at it= ', kt,' date= ', ndastp |
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253 | ! IF(lwp) WRITE(numout,*) '~~~~' |
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254 | ! DO jn = jp_cfc0, jp_cfc1 |
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255 | ! CALL iom_rstput( kt, nitrst, numrtw, 'qint_'//ctrcnm(jn), qint_cfc(:,:,jn) ) |
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256 | ! END DO |
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257 | !ENDIF |
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258 | ! |
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259 | IF( lk_iomput ) THEN |
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260 | IF (iom_use("qtrCFC11")) CALL iom_put( "qtrCFC11" , qtr_cfc (:,:,1) ) |
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261 | IF (iom_use("qintCFC11")) CALL iom_put( "qintCFC11" , qint_cfc(:,:,1) ) |
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262 | IF (iom_use("qtrCFC12")) CALL iom_put( "qtrCFC12" , qtr_cfc (:,:,2) ) |
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263 | IF (iom_use("qintCFC12")) CALL iom_put( "qintCFC12" , qint_cfc(:,:,2) ) |
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264 | IF (iom_use("qtrSF6")) CALL iom_put( "qtrSF6" , qtr_cfc (:,:,3) ) |
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265 | IF (iom_use("qintSF6")) CALL iom_put( "qintSF6" , qint_cfc(:,:,3) ) |
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266 | ELSE |
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267 | IF( ln_diatrc ) THEN |
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268 | trc2d(:,:,jp_cfc0_2d ) = qtr_cfc (:,:,1) |
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269 | trc2d(:,:,jp_cfc0_2d + 1) = qint_cfc(:,:,1) |
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270 | trc2d(:,:,jp_cfc0_2d + 2) = qtr_cfc (:,:,2) |
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271 | trc2d(:,:,jp_cfc0_2d + 3) = qint_cfc(:,:,2) |
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272 | trc2d(:,:,jp_cfc0_2d + 4) = qtr_cfc (:,:,3) |
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273 | trc2d(:,:,jp_cfc0_2d + 5) = qint_cfc(:,:,3) |
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274 | END IF |
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275 | END IF |
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276 | ! |
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277 | IF( l_trdtrc ) THEN |
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278 | DO jn = jp_cfc0, jp_cfc1 |
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279 | CALL trd_trc( tra(:,:,:,jn), jn, jptra_sms, kt ) ! save trends |
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280 | END DO |
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281 | END IF |
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282 | ! |
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283 | # if defined key_debug_medusa |
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284 | IF(lwp) WRITE(numout,*) ' CFC - Check: nn_timing = ', nn_timing |
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285 | CALL flush(numout) |
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286 | # endif |
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287 | IF( nn_timing == 1 ) CALL timing_stop('trc_sms_cfc') |
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288 | ! |
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289 | END SUBROUTINE trc_sms_cfc |
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290 | |
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291 | |
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292 | SUBROUTINE cfc_init |
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293 | !!--------------------------------------------------------------------- |
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294 | !! *** cfc_init *** |
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295 | !! |
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296 | !! ** Purpose : sets constants for CFC model |
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297 | !!--------------------------------------------------------------------- |
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298 | INTEGER :: jl, jn, iyear_beg, iyear_tmp |
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299 | |
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300 | ! coefficient for CFC11 |
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301 | !---------------------- |
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302 | |
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303 | ! Solubility |
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304 | soa(1,1) = -229.9261 |
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305 | soa(2,1) = 319.6552 |
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306 | soa(3,1) = 119.4471 |
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307 | soa(4,1) = -1.39165 |
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308 | |
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309 | sob(1,1) = -0.142382 |
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310 | sob(2,1) = 0.091459 |
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311 | sob(3,1) = -0.0157274 |
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312 | |
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313 | ! Schmidt number AXY (25/04/17) |
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314 | sca(1,1) = 3579.2 ! = 3501.8 |
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315 | sca(2,1) = -222.63 ! = -210.31 |
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316 | sca(3,1) = 7.5749 ! = 6.1851 |
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317 | sca(4,1) = -0.14595 ! = -0.07513 |
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318 | sca(5,1) = 0.0011874 ! = absent |
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319 | |
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320 | ! coefficient for CFC12 |
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321 | !---------------------- |
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322 | |
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323 | ! Solubility |
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324 | soa(1,2) = -218.0971 |
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325 | soa(2,2) = 298.9702 |
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326 | soa(3,2) = 113.8049 |
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327 | soa(4,2) = -1.39165 |
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328 | |
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329 | sob(1,2) = -0.143566 |
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330 | sob(2,2) = 0.091015 |
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331 | sob(3,2) = -0.0153924 |
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332 | |
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333 | ! schmidt number AXY (25/04/17) |
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334 | sca(1,2) = 3828.1 ! = 3845.4 |
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335 | sca(2,2) = -249.86 ! = -228.95 |
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336 | sca(3,2) = 8.7603 ! = 6.1908 |
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337 | sca(4,2) = -0.1716 ! = -0.067430 |
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338 | sca(5,2) = 0.001408 ! = absent |
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339 | |
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340 | ! coefficients for SF6 AXY (25/04/17) |
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341 | !--------------------- |
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342 | |
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343 | ! Solubility |
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344 | soa(1,3) = -80.0343 |
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345 | soa(2,3) = 117.232 |
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346 | soa(3,3) = 29.5817 |
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347 | soa(4,3) = 0.0 |
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348 | |
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349 | sob(1,3) = 0.0335183 |
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350 | sob(2,3) = -0.0373942 |
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351 | sob(3,3) = 0.00774862 |
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352 | |
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353 | ! Schmidt number |
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354 | sca(1,3) = 3177.5 |
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355 | sca(2,3) = -200.57 |
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356 | sca(3,3) = 6.8865 |
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357 | sca(4,3) = -0.13335 |
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358 | sca(5,3) = 0.0010877 |
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359 | |
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360 | !!--------------------------------------------- |
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361 | !! JPALM -- re-initialize CFC fields and diags if restart a CFC cycle, |
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362 | !! Or if out of P_cfc range |
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363 | IF (simu_type==1) THEN |
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364 | iyear_tmp = nyear - nyear_res !! JPALM -- in our spin-up, nyear_res is 1000 |
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365 | iyear_beg = MOD( iyear_tmp , 90 ) |
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366 | !!--------------------------------------- |
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367 | IF ((iyear_beg > 77) .OR. (iyear_beg==0)) THEN |
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368 | qtr_cfc(:,:,:) = 0._wp |
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369 | IF(lwp) THEN |
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370 | WRITE(numout,*) |
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371 | WRITE(numout,*) 'restart a CFC cycle or out of P_cfc year bounds zero --' |
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372 | WRITE(numout,*) ' -- set qtr_CFC = 0.00 --' |
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373 | WRITE(numout,*) ' -- set qint_CFC = 0.00 --' |
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374 | WRITE(numout,*) ' -- set trn(CFC) = 0.00 --' |
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375 | ENDIF |
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376 | qtr_cfc(:,:,:) = 0._wp |
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377 | qint_cfc(:,:,:) = 0._wp |
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378 | trn(:,:,:,jp_cfc0:jp_cfc1) = 0._wp |
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379 | trb(:,:,:,jp_cfc0:jp_cfc1) = 0._wp |
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380 | ENDIF |
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381 | !! |
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382 | !! 2 -- Hindcast/proj |
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383 | ELSEIF (simu_type==2) THEN |
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384 | iyear_beg = MOD(nyear, 100) |
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385 | IF (iyear_beg < 20) iyear_beg = iyear_beg + 100 |
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386 | IF ((iyear_beg < 30) .OR. (iyear_beg > 115)) THEN |
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387 | qtr_cfc(:,:,:) = 0._wp |
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388 | IF(lwp) THEN |
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389 | WRITE(numout,*) |
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390 | WRITE(numout,*) 'restart a CFC cycle or out of P_cfc year bounds zero --' |
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391 | WRITE(numout,*) ' -- set qtr_CFC = 0.00 --' |
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392 | WRITE(numout,*) ' -- set qint_CFC = 0.00 --' |
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393 | WRITE(numout,*) ' -- set trn(CFC) = 0.00 --' |
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394 | ENDIF |
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395 | qtr_cfc(:,:,:) = 0._wp |
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396 | qint_cfc(:,:,:) = 0._wp |
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397 | trn(:,:,:,jp_cfc0:jp_cfc1) = 0._wp |
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398 | trb(:,:,:,jp_cfc0:jp_cfc1) = 0._wp |
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399 | ENDIF |
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400 | ENDIF |
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401 | |
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402 | IF(lwp) WRITE(numout,*) |
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403 | ! |
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404 | END SUBROUTINE cfc_init |
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405 | |
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406 | |
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407 | INTEGER FUNCTION trc_sms_cfc_alloc() |
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408 | !!---------------------------------------------------------------------- |
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409 | !! *** ROUTINE trc_sms_cfc_alloc *** |
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410 | !!---------------------------------------------------------------------- |
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411 | ALLOCATE( xphem (jpi,jpj) , & |
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412 | & qtr_cfc (jpi,jpj,jp_cfc) , & |
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413 | & qint_cfc(jpi,jpj,jp_cfc) , STAT=trc_sms_cfc_alloc ) |
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414 | ! |
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415 | IF( trc_sms_cfc_alloc /= 0 ) CALL ctl_warn('trc_sms_cfc_alloc : failed to allocate arrays.') |
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416 | ! |
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417 | END FUNCTION trc_sms_cfc_alloc |
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418 | |
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419 | #else |
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420 | !!---------------------------------------------------------------------- |
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421 | !! Dummy module No CFC tracers |
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422 | !!---------------------------------------------------------------------- |
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423 | CONTAINS |
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424 | SUBROUTINE trc_sms_cfc( kt ) ! Empty routine |
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425 | WRITE(*,*) 'trc_sms_cfc: You should not have seen this print! error?', kt |
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426 | END SUBROUTINE trc_sms_cfc |
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427 | #endif |
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428 | |
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429 | !!====================================================================== |
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430 | END MODULE trcsms_cfc |
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