1 | MODULE limcons |
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2 | !!====================================================================== |
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3 | !! *** MODULE limcons *** |
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4 | !! LIM-3 Sea Ice : conservation check |
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5 | !!====================================================================== |
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6 | !! History : - ! Original code from William H. Lipscomb, LANL |
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7 | !! 3.0 ! 2004-06 (M. Vancoppenolle) Energy Conservation |
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8 | !! 4.0 ! 2011-02 (G. Madec) add mpp considerations |
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9 | !! - ! 2014-05 (C. Rousset) add lim_cons_hsm |
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10 | !!---------------------------------------------------------------------- |
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11 | #if defined key_lim3 |
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12 | !!---------------------------------------------------------------------- |
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13 | !! 'key_lim3' LIM-3 sea-ice model |
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14 | !!---------------------------------------------------------------------- |
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15 | !! lim_cons : checks whether energy, mass and salt are conserved |
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16 | !!---------------------------------------------------------------------- |
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17 | USE phycst ! physical constants |
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18 | USE par_ice ! LIM-3 parameter |
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19 | USE ice ! LIM-3 variables |
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20 | USE dom_ice ! LIM-3 domain |
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21 | USE dom_oce ! ocean domain |
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22 | USE in_out_manager ! I/O manager |
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23 | USE lib_mpp ! MPP library |
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24 | USE lib_fortran ! Fortran utilities (allows no signed zero when 'key_nosignedzero' defined) |
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25 | |
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26 | IMPLICIT NONE |
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27 | PRIVATE |
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28 | |
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29 | PUBLIC lim_column_sum |
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30 | PUBLIC lim_column_sum_energy |
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31 | PUBLIC lim_cons_check |
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32 | PUBLIC lim_cons_hsm |
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33 | |
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34 | !!---------------------------------------------------------------------- |
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35 | !! NEMO/LIM3 4.0 , UCL - NEMO Consortium (2011) |
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36 | !! $Id$ |
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37 | !! Software governed by the CeCILL licence (NEMOGCM/NEMO_CeCILL.txt) |
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38 | !!---------------------------------------------------------------------- |
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39 | CONTAINS |
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40 | |
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41 | SUBROUTINE lim_column_sum( ksum, pin, pout ) |
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42 | !!------------------------------------------------------------------- |
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43 | !! *** ROUTINE lim_column_sum *** |
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44 | !! |
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45 | !! ** Purpose : Compute the sum of xin over nsum categories |
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46 | !! |
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47 | !! ** Method : Arithmetics |
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48 | !! |
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49 | !! ** Action : Gets xin(ji,jj,jl) and computes xout(ji,jj) |
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50 | !!--------------------------------------------------------------------- |
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51 | INTEGER , INTENT(in ) :: ksum ! number of categories/layers |
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52 | REAL(wp), DIMENSION(:,:,:), INTENT(in ) :: pin ! input field |
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53 | REAL(wp), DIMENSION(:,:) , INTENT( out) :: pout ! output field |
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54 | ! |
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55 | INTEGER :: jl ! dummy loop indices |
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56 | !!--------------------------------------------------------------------- |
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57 | ! |
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58 | pout(:,:) = pin(:,:,1) |
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59 | DO jl = 2, ksum |
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60 | pout(:,:) = pout(:,:) + pin(:,:,jl) |
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61 | END DO |
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62 | ! |
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63 | END SUBROUTINE lim_column_sum |
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64 | |
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65 | |
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66 | SUBROUTINE lim_column_sum_energy( ksum, klay, pin, pout) |
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67 | !!------------------------------------------------------------------- |
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68 | !! *** ROUTINE lim_column_sum_energy *** |
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69 | !! |
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70 | !! ** Purpose : Compute the sum of xin over nsum categories |
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71 | !! and nlay layers |
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72 | !! |
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73 | !! ** Method : Arithmetics |
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74 | !!--------------------------------------------------------------------- |
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75 | INTEGER , INTENT(in ) :: ksum !: number of categories |
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76 | INTEGER , INTENT(in ) :: klay !: number of vertical layers |
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77 | REAL(wp), DIMENSION(jpi,jpj,nlay_i+1,jpl), INTENT(in ) :: pin !: input field |
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78 | REAL(wp), DIMENSION(jpi,jpj) , INTENT( out) :: pout !: output field |
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79 | ! |
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80 | INTEGER :: jk, jl ! dummy loop indices |
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81 | !!--------------------------------------------------------------------- |
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82 | ! |
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83 | pout(:,:) = 0._wp |
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84 | DO jl = 1, ksum |
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85 | DO jk = 2, klay |
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86 | pout(:,:) = pout(:,:) + pin(:,:,jk,jl) |
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87 | END DO |
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88 | END DO |
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89 | ! |
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90 | END SUBROUTINE lim_column_sum_energy |
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91 | |
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92 | |
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93 | SUBROUTINE lim_cons_check( px1, px2, pmax_err, cd_fieldid ) |
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94 | !!------------------------------------------------------------------- |
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95 | !! *** ROUTINE lim_cons_check *** |
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96 | !! |
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97 | !! ** Purpose : Test the conservation of a certain variable |
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98 | !! For each physical grid cell, check that initial |
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99 | !! and final values |
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100 | !! of a conserved field are equal to within a small value. |
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101 | !! |
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102 | !! ** Method : |
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103 | !!--------------------------------------------------------------------- |
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104 | REAL(wp), DIMENSION(:,:), INTENT(in ) :: px1 !: initial field |
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105 | REAL(wp), DIMENSION(:,:), INTENT(in ) :: px2 !: final field |
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106 | REAL(wp) , INTENT(in ) :: pmax_err !: max allowed error |
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107 | CHARACTER(len=15) , INTENT(in ) :: cd_fieldid !: field identifyer |
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108 | ! |
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109 | INTEGER :: ji, jj ! dummy loop indices |
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110 | INTEGER :: inb_error ! number of g.c where there is a cons. error |
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111 | LOGICAL :: llconserv_err ! = .true. if conservation check failed |
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112 | REAL(wp) :: zmean_error ! mean error on error points |
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113 | !!--------------------------------------------------------------------- |
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114 | ! |
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115 | IF(lwp) WRITE(numout,*) ' lim_cons_check ' |
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116 | IF(lwp) WRITE(numout,*) ' ~~~~~~~~~~~~~~ ' |
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117 | |
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118 | llconserv_err = .FALSE. |
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119 | inb_error = 0 |
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120 | zmean_error = 0._wp |
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121 | IF( MAXVAL( px2(:,:) - px1(:,:) ) > pmax_err ) llconserv_err = .TRUE. |
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122 | |
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123 | IF( llconserv_err ) THEN |
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124 | DO jj = 1, jpj |
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125 | DO ji = 1, jpi |
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126 | IF( ABS( px2(ji,jj) - px1(ji,jj) ) > pmax_err ) THEN |
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127 | inb_error = inb_error + 1 |
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128 | zmean_error = zmean_error + ABS( px2(ji,jj) - px1(ji,jj) ) |
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129 | ! |
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130 | IF(lwp) THEN |
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131 | WRITE (numout,*) ' ALERTE 99 ' |
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132 | WRITE (numout,*) ' Conservation error: ', cd_fieldid |
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133 | WRITE (numout,*) ' Point : ', ji, jj |
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134 | WRITE (numout,*) ' lat, lon : ', gphit(ji,jj), glamt(ji,jj) |
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135 | WRITE (numout,*) ' Initial value : ', px1(ji,jj) |
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136 | WRITE (numout,*) ' Final value : ', px2(ji,jj) |
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137 | WRITE (numout,*) ' Difference : ', px2(ji,jj) - px1(ji,jj) |
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138 | ENDIF |
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139 | ENDIF |
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140 | END DO |
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141 | END DO |
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142 | ! |
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143 | ENDIF |
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144 | IF(lk_mpp) CALL mpp_sum( inb_error ) |
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145 | IF(lk_mpp) CALL mpp_sum( zmean_error ) |
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146 | ! |
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147 | IF( inb_error > 0 .AND. lwp ) THEN |
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148 | zmean_error = zmean_error / REAL( inb_error, wp ) |
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149 | WRITE(numout,*) ' Conservation check for : ', cd_fieldid |
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150 | WRITE(numout,*) ' Number of error points : ', inb_error |
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151 | WRITE(numout,*) ' Mean error on these pts: ', zmean_error |
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152 | ENDIF |
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153 | ! |
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154 | END SUBROUTINE lim_cons_check |
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155 | |
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156 | |
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157 | SUBROUTINE lim_cons_hsm( icount, cd_routine, zvi_b, zsmv_b, zei_b, zfw_b, zfs_b, zft_b ) |
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158 | !!------------------------------------------------------------------- |
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159 | !! *** ROUTINE lim_cons_hsm *** |
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160 | !! |
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161 | !! ** Purpose : Test the conservation of heat, salt and mass for each routine |
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162 | !! |
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163 | !! ** Method : |
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164 | !!--------------------------------------------------------------------- |
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165 | INTEGER , INTENT(in) :: icount ! determine wether this is the beggining of the routine (0) or the end (1) |
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166 | CHARACTER(len=*), INTENT(in) :: cd_routine ! name of the routine |
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167 | REAL(wp) , INTENT(inout) :: zvi_b, zsmv_b, zei_b, zfs_b, zfw_b, zft_b |
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168 | REAL(wp) :: zvi, zsmv, zei, zfs, zfw, zft |
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169 | REAL(wp) :: zvmin, zamin, zamax |
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170 | |
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171 | IF( icount == 0 ) THEN |
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172 | |
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173 | zvi_b = glob_sum( SUM( v_i(:,:,:)*rhoic + v_s(:,:,:)*rhosn, dim=3 ) * area(:,:) * tms(:,:) ) |
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174 | zsmv_b = glob_sum( SUM( smv_i(:,:,:), dim=3 ) * area(:,:) * tms(:,:) ) |
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175 | zei_b = glob_sum( SUM( e_i(:,:,1:nlay_i,:), dim=3 ) + SUM( e_s(:,:,1:nlay_s,:), dim=3 ) ) |
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176 | zfw_b = glob_sum( - ( wfx_bog(:,:) + wfx_bom(:,:) + wfx_sum(:,:) + wfx_sni(:,:) + wfx_opw(:,:) + & |
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177 | & wfx_res(:,:) + wfx_dyn(:,:) + wfx_snw(:,:) + wfx_sub(:,:) + wfx_spr(:,:) & |
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178 | & ) * area(:,:) * tms(:,:) ) |
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179 | zfs_b = glob_sum( ( sfx_bri(:,:) + sfx_bog(:,:) + sfx_bom(:,:) + sfx_sum(:,:) + sfx_sni(:,:) + & |
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180 | & sfx_opw(:,:) + sfx_res(:,:) + sfx_dyn(:,:) & |
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181 | & ) * area(:,:) * tms(:,:) ) |
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182 | zft_b = glob_sum( ( hfx_sum(:,:) + hfx_bom(:,:) + hfx_bog(:,:) + hfx_dif(:,:) + hfx_opw(:,:) + hfx_snw(:,:) & |
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183 | & - hfx_thd(:,:) - hfx_dyn(:,:) - hfx_res(:,:) - hfx_sub(:,:) - hfx_spr(:,:) & |
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184 | & ) * area(:,:) / unit_fac * tms(:,:) ) |
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185 | |
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186 | ELSEIF( icount == 1 ) THEN |
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187 | |
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188 | zfs = glob_sum( ( sfx_bri(:,:) + sfx_bog(:,:) + sfx_bom(:,:) + sfx_sum(:,:) + sfx_sni(:,:) + & |
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189 | & sfx_opw(:,:) + sfx_res(:,:) + sfx_dyn(:,:) & |
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190 | & ) * area(:,:) * tms(:,:) ) - zfs_b |
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191 | zfw = glob_sum( - ( wfx_bog(:,:) + wfx_bom(:,:) + wfx_sum(:,:) + wfx_sni(:,:) + wfx_opw(:,:) + & |
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192 | & wfx_res(:,:) + wfx_dyn(:,:) + wfx_snw(:,:) + wfx_sub(:,:) + wfx_spr(:,:) & |
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193 | & ) * area(:,:) * tms(:,:) ) - zfw_b |
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194 | zft = glob_sum( ( hfx_sum(:,:) + hfx_bom(:,:) + hfx_bog(:,:) + hfx_dif(:,:) + hfx_opw(:,:) + hfx_snw(:,:) & |
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195 | & - hfx_thd(:,:) - hfx_dyn(:,:) - hfx_res(:,:) - hfx_sub(:,:) - hfx_spr(:,:) & |
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196 | & ) * area(:,:) / unit_fac * tms(:,:) ) - zft_b |
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197 | |
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198 | zvi = ( glob_sum( SUM( v_i(:,:,:)*rhoic + v_s(:,:,:)*rhosn, dim=3 ) * area(:,:) * tms(:,:) ) - zvi_b ) * r1_rdtice - zfw |
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199 | zsmv = ( glob_sum( SUM( smv_i(:,:,:), dim=3 ) * area(:,:) * tms(:,:) ) - zsmv_b ) * r1_rdtice + ( zfs / rhoic ) |
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200 | zei = glob_sum( SUM( e_i(:,:,1:nlay_i,:), dim=3 ) + SUM( e_s(:,:,1:nlay_s,:), dim=3 ) ) * r1_rdtice - zei_b * r1_rdtice + zft |
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201 | |
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202 | zvmin = glob_min(v_i) |
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203 | zamax = glob_max(SUM(a_i,dim=3)) |
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204 | zamin = glob_min(a_i) |
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205 | |
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206 | IF(lwp) THEN |
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207 | IF ( ABS( zvi ) > 1.e-4 ) WRITE(numout,*) 'violation volume [kg/day] (',cd_routine,') = ',(zvi * rday) |
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208 | IF ( ABS( zsmv ) > 1.e-4 ) WRITE(numout,*) 'violation saline [psu*m3/day] (',cd_routine,') = ',(zsmv * rday) |
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209 | IF ( ABS( zei ) > 1. ) WRITE(numout,*) 'violation enthalpy [1e9 J] (',cd_routine,') = ',(zei) |
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210 | IF ( zvmin < 0. ) WRITE(numout,*) 'violation v_i<0 [m] (',cd_routine,') = ',(zvmin) |
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211 | IF( cd_routine /= 'limtrp' .AND. cd_routine /= 'limitd_me' .AND. zamax > amax+1.e-10 ) THEN |
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212 | WRITE(numout,*) 'violation a_i>amax (',cd_routine,') = ',zamax |
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213 | ENDIF |
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214 | IF ( zamin < 0. ) WRITE(numout,*) 'violation a_i<0 (',cd_routine,') = ',zamin |
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215 | ENDIF |
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216 | |
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217 | ENDIF |
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218 | |
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219 | END SUBROUTINE lim_cons_hsm |
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220 | |
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221 | #else |
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222 | !!---------------------------------------------------------------------- |
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223 | !! Default option Empty module NO LIM sea-ice model |
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224 | !!---------------------------------------------------------------------- |
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225 | #endif |
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226 | !!====================================================================== |
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227 | END MODULE limcons |
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