1 | MODULE trcini_cfc |
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2 | !!====================================================================== |
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3 | !! *** MODULE trcini_cfc *** |
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4 | !! TOP : initialisation of the CFC tracers |
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5 | !!====================================================================== |
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6 | !! History : 2.0 ! 2007-12 (C. Ethe, G. Madec) from trcini.cfc.h90 |
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7 | !!---------------------------------------------------------------------- |
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8 | #if defined key_cfc |
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9 | !!---------------------------------------------------------------------- |
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10 | !! 'key_cfc' CFC tracers |
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11 | !!---------------------------------------------------------------------- |
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12 | !! trc_ini_cfc : CFC model initialisation |
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13 | !!---------------------------------------------------------------------- |
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14 | USE par_trc ! TOP parameters |
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15 | USE trccfc ! CFC sms trends |
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16 | |
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17 | IMPLICIT NONE |
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18 | PRIVATE |
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19 | |
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20 | PUBLIC trc_ini_cfc ! called by trcini.F90 module |
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21 | |
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22 | CHARACTER (len=34) :: clname = 'cfc1112.atm' ! ??? |
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23 | |
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24 | INTEGER :: inum ! unit number |
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25 | REAL(wp) :: ylats = -10. ! 10 degrees south |
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26 | REAL(wp) :: ylatn = 10. ! 10 degrees north |
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27 | |
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28 | !!---------------------------------------------------------------------- |
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29 | !! NEMO/TOP 2.0 , LOCEAN-IPSL (2007) |
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30 | !! $Id:$ |
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31 | !! Software governed by the CeCILL licence (modipsl/doc/NEMO_CeCILL.txt) |
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32 | !!---------------------------------------------------------------------- |
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33 | |
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34 | CONTAINS |
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35 | |
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36 | SUBROUTINE trc_ini_cfc |
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37 | !!---------------------------------------------------------------------- |
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38 | !! *** trc_ini_cfc *** |
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39 | !! |
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40 | !! ** Purpose : initialization for cfc model |
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41 | !! |
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42 | !! ** Method : - Read the namcfc namelist and check the parameter values |
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43 | !!---------------------------------------------------------------------- |
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44 | INTEGER :: ji, jj, jn, jl, jm |
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45 | REAL(wp) :: zyy , zyd |
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46 | !!---------------------------------------------------------------------- |
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47 | |
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48 | IF(lwp) WRITE(numout,*) |
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49 | IF(lwp) WRITE(numout,*) ' trc_ini_cfc: initialisation of CFC chemical model' |
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50 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~' |
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51 | |
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52 | ! Initialization of boundaries conditions |
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53 | ! --------------------------------------- |
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54 | pp_cfc(:,:,:) = 0.e0 |
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55 | qtr (:,:,:) = 0.e0 |
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56 | xphem (:,:) = 0.e0 |
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57 | DO jn = 1, jptra |
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58 | DO jm = 1, jphem |
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59 | DO jl = 1, jpyear |
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60 | p_cfc(jl,jm,jn) = 0.0 |
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61 | END DO |
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62 | END DO |
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63 | END DO |
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64 | |
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65 | |
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66 | ! Initialization of qint in case of no restart |
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67 | !---------------------------------------------- |
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68 | IF( .NOT. lrsttr ) THEN |
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69 | IF(lwp) THEN |
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70 | WRITE(numout,*) |
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71 | WRITE(numout,*) 'Initialization de qint ; No restart : qint equal zero ' |
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72 | ENDIF |
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73 | DO jn = 1, jptra |
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74 | qint(:,:,jn) = 0.e0 |
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75 | END DO |
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76 | ENDIF |
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77 | |
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78 | |
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79 | ! READ CFC partial pressure atmospheric value : |
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80 | ! p11(year,nt) = PCFC11 in northern (1) and southern (2) hemisphere |
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81 | ! p12(year,nt) = PCFC12 in northern (1) and southern (2) hemisphere |
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82 | !-------------------------------------------------------------------- |
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83 | |
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84 | IF(lwp) WRITE(numout,*) 'read of formatted file cfc1112atm' |
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85 | |
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86 | CALL ctlopn( inum, clname, 'OLD', 'FORMATTED', 'SEQUENTIAL', & |
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87 | & 1, numout, .FALSE., 1 ) |
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88 | REWIND(inum) |
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89 | |
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90 | |
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91 | ! Skip over 1st six descriptor lines |
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92 | !----------------------------------- |
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93 | DO jm = 1, 6 |
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94 | READ(inum,'(1x)') |
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95 | END DO |
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96 | |
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97 | |
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98 | ! Read file |
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99 | ! --------- |
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100 | DO jn = 31, 98 |
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101 | READ(inum,*) zyy, p_cfc(jn,1,jp11), p_cfc(jn,1,jp12), & |
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102 | & p_cfc(jn,2,jp11), p_cfc(jn,2,jp12) |
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103 | WRITE(numout,'(f7.2, 4f8.2)' ) & |
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104 | & zyy, p_cfc(jn,1,jp11), p_cfc(jn,1,jp12), & |
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105 | & p_cfc(jn,2,jp11), p_cfc(jn,2,jp12) |
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106 | END DO |
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107 | |
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108 | p_cfc(32,1:2,jp11) = 5.e-4 |
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109 | p_cfc(33,1:2,jp11) = 8.e-4 |
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110 | p_cfc(34,1:2,jp11) = 1.e-6 |
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111 | p_cfc(35,1:2,jp11) = 2.e-3 |
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112 | p_cfc(36,1:2,jp11) = 4.e-3 |
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113 | p_cfc(37,1:2,jp11) = 6.e-3 |
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114 | p_cfc(38,1:2,jp11) = 8.e-3 |
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115 | p_cfc(39,1:2,jp11) = 1.e-2 |
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116 | |
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117 | |
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118 | IF(lwp) THEN |
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119 | WRITE(numout,*) |
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120 | WRITE(numout,*) ' Year p11HN p11HS p12HN p12HS ' |
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121 | DO jn = 30, 100 |
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122 | WRITE(numout, '( 1I4, 4F9.2)') & |
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123 | & jn, p_cfc(jn,1,jp11), p_cfc(jn,2,jp11), & |
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124 | & p_cfc(jn,1,jp12), p_cfc(jn,2,jp12) |
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125 | END DO |
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126 | ENDIF |
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127 | |
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128 | |
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129 | ! Interpolation factor of atmospheric partial pressure |
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130 | ! Linear interpolation between 2 hemispheric function of latitud between ylats and ylatn |
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131 | !--------------------------------------------------------------------------------------- |
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132 | zyd = ylatn - ylats |
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133 | DO jj = 1 , jpj |
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134 | DO ji = 1 , jpi |
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135 | IF( gphit(ji,jj) >= ylatn ) THEN ; xphem(ji,jj) = 1.e0 |
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136 | ELSEIF( gphit(ji,jj) <= ylats ) THEN ; xphem(ji,jj) = 0.e0 |
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137 | ELSE ; xphem(ji,jj) = ( gphit(ji,jj) - ylats) / zyd |
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138 | ENDIF |
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139 | END DO |
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140 | END DO |
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141 | ! |
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142 | END SUBROUTINE trc_ini_cfc |
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143 | |
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144 | #else |
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145 | !!---------------------------------------------------------------------- |
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146 | !! Dummy module No CFC tracers |
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147 | !!---------------------------------------------------------------------- |
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148 | CONTAINS |
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149 | SUBROUTINE trc_ini_cfc ! Empty routine |
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150 | END SUBROUTINE trc_ini_cfc |
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151 | #endif |
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152 | |
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153 | !!====================================================================== |
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154 | END MODULE trcini_cfc |
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