1 | PROGRAM analyze_particle_data |
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2 | !--------------------------------------------------------------------------------! |
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3 | ! This file is part of PALM. |
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4 | ! |
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5 | ! PALM is free software: you can redistribute it and/or modify it under the terms |
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6 | ! of the GNU General Public License as published by the Free Software Foundation, |
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7 | ! either version 3 of the License, or (at your option) any later version. |
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8 | ! |
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9 | ! PALM is distributed in the hope that it will be useful, but WITHOUT ANY |
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10 | ! WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR |
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11 | ! A PARTICULAR PURPOSE. See the GNU General Public License for more details. |
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12 | ! |
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13 | ! You should have received a copy of the GNU General Public License along with |
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14 | ! PALM. If not, see <http://www.gnu.org/licenses/>. |
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15 | ! |
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16 | ! Copyright 1997-2012 Leibniz University Hannover |
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17 | !--------------------------------------------------------------------------------! |
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18 | ! |
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19 | ! Current revisions: |
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20 | ! ----------------- |
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21 | ! |
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22 | ! Former revisions: |
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23 | ! ----------------- |
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24 | ! $Id: analyze_particle_data.f90 1047 2012-11-09 15:32:58Z banzhafs $ |
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25 | ! |
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26 | ! 1046 2012-11-09 14:38:45Z maronga |
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27 | ! code put under GPL (PALM 3.9) |
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28 | ! |
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29 | ! Description: |
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30 | ! ------------ |
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31 | ! This routine reads the particle data files generated by PALM |
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32 | ! and does some statistical analysis on these data. |
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33 | !-------------------------------------------------------------------------------! |
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34 | |
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35 | IMPLICIT NONE |
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36 | |
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37 | ! |
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38 | !-- Variable definitions |
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39 | CHARACTER (LEN=5) :: id_char |
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40 | CHARACTER (LEN=80) :: run_description_header |
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41 | |
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42 | INTEGER, PARAMETER :: spk = SELECTED_REAL_KIND( 6 ) |
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43 | |
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44 | INTEGER :: class, danz = 0, i, id, maximum_number_of_particles, n, & |
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45 | number_of_intervalls, number_of_particles, & |
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46 | number_of_vertical_levels, timelevel = 1, vertical_level, & |
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47 | total_number_of_particles |
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48 | |
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49 | INTEGER, DIMENSION(:), ALLOCATABLE :: class_table |
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50 | |
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51 | LOGICAL :: found |
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52 | |
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53 | REAL :: class_width, hdistance, km, km_x, km_y, particle_age, sigma, & |
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54 | sigma_local, sigma_local_x, sigma_local_y, sigma_x, sigma_y, & |
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55 | simulated_time, vertical_resolution |
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56 | REAL, DIMENSION(:,:), ALLOCATABLE :: diffusivities |
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57 | |
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58 | TYPE particle_type |
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59 | SEQUENCE |
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60 | INTEGER :: color, tailpoints |
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61 | REAL :: age, origin_x, origin_y, origin_z, size, speed_x, speed_y, & |
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62 | speed_z, x, y, z |
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63 | END TYPE particle_type |
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64 | |
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65 | TYPE(particle_type), DIMENSION(:), ALLOCATABLE :: particles |
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66 | |
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67 | |
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68 | ! |
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69 | !-- Check, if file from PE0 exists and terminate program if it doesn't. |
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70 | WRITE (id_char,'(''_'',I4.4)') danz |
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71 | INQUIRE ( FILE=id_char, EXIST=found ) |
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72 | ! |
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73 | !-- Find out the number of files (equal to the number of PEs which |
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74 | !-- have been used in PALM) and open them |
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75 | DO WHILE ( found ) |
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76 | |
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77 | OPEN ( danz+110, FILE=id_char, FORM='UNFORMATTED' ) |
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78 | danz = danz + 1 |
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79 | WRITE (id_char,'(''_'',I4.4)') danz |
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80 | INQUIRE ( FILE=id_char, EXIST=found ) |
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81 | |
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82 | ENDDO |
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83 | ! |
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84 | !-- Info-output |
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85 | PRINT*, '' |
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86 | PRINT*, '*** analyze_particle_data ***' |
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87 | IF ( danz /= 0 ) THEN |
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88 | PRINT*, '*** ', danz, ' file(s) found' |
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89 | ELSE |
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90 | PRINT*, '+++ file _0000 not found' |
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91 | PRINT*, ' program terminated' |
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92 | STOP |
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93 | ENDIF |
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94 | |
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95 | ! |
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96 | !-- Loop over all timelevels of output |
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97 | DO |
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98 | total_number_of_particles = 0 |
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99 | sigma = 0.0 |
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100 | sigma_x = 0.0 |
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101 | sigma_y = 0.0 |
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102 | ! |
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103 | !-- Loop over all files (reading data of the subdomains) |
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104 | DO id = 0, danz-1 |
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105 | ! |
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106 | !-- Read file header |
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107 | IF ( timelevel == 1 ) THEN |
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108 | READ ( id+110 ) run_description_header |
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109 | ! |
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110 | !-- Print header information |
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111 | IF ( id == 0 ) THEN |
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112 | PRINT*, '*** run: ', run_description_header |
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113 | PRINT*, ' ' |
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114 | PRINT*, '--> enter class width in m:' |
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115 | READ*, class_width |
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116 | PRINT*, '--> enter number of class intervalls:' |
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117 | READ*, number_of_intervalls |
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118 | PRINT*, '--> enter vertical resolution in m:' |
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119 | READ*, vertical_resolution |
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120 | PRINT*, '--> enter number of vertical levels:' |
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121 | READ*, number_of_vertical_levels |
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122 | ! |
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123 | !-- Allocate table space |
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124 | ALLOCATE( class_table( 0:number_of_intervalls ) ) |
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125 | class_table = 0 |
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126 | ALLOCATE( diffusivities(0:number_of_vertical_levels,5) ) |
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127 | diffusivities = 0.0 |
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128 | ENDIF |
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129 | ENDIF |
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130 | ! |
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131 | !-- Read time information and indices |
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132 | READ ( id+110, END=10 ) simulated_time, maximum_number_of_particles,& |
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133 | number_of_particles |
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134 | ! |
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135 | !-- Print timelevel and number of particles |
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136 | IF ( id == 0 ) THEN |
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137 | PRINT*, ' ' |
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138 | PRINT*, '*** time: ', simulated_time |
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139 | ENDIF |
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140 | PRINT*, 'PE', id, ': ', number_of_particles, ' particles' |
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141 | ! |
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142 | !-- Allocate array and read particle data |
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143 | ALLOCATE( particles(maximum_number_of_particles) ) |
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144 | READ ( id+110 ) particles |
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145 | ! |
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146 | !-- Analyze the particle data |
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147 | DO n = 1, number_of_particles |
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148 | ! |
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149 | !-- Calculate horizontal distance from of particle from its origin |
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150 | hdistance = SQRT( ( particles(n)%x - particles(n)%origin_x )**2 + & |
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151 | ( particles(n)%y - particles(n)%origin_y )**2 ) |
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152 | class = hdistance / class_width |
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153 | sigma_local = hdistance**2 |
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154 | sigma_local_x = ( particles(n)%x - particles(n)%origin_x )**2 |
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155 | sigma_local_y = ( particles(n)%y - particles(n)%origin_y )**2 |
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156 | |
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157 | vertical_level = particles(n)%origin_z / vertical_resolution |
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158 | IF ( vertical_level > number_of_vertical_levels ) THEN |
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159 | vertical_level = number_of_vertical_levels |
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160 | ENDIF |
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161 | |
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162 | IF ( class > number_of_intervalls ) THEN |
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163 | class = number_of_intervalls |
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164 | ! PRINT*, 'x =',particles(n)%x,' y =',particles(n)%y |
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165 | ! PRINT*, 'xo=',particles(n)%origin_x,' yo=',particles(n)%origin_y |
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166 | ENDIF |
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167 | |
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168 | class_table(class) = class_table(class) + 1 |
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169 | |
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170 | diffusivities(vertical_level,1) = diffusivities(vertical_level,1) +& |
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171 | sigma_local |
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172 | diffusivities(vertical_level,2) = diffusivities(vertical_level,2) +& |
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173 | sigma_local_x |
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174 | diffusivities(vertical_level,3) = diffusivities(vertical_level,3) +& |
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175 | sigma_local_y |
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176 | diffusivities(vertical_level,4) = diffusivities(vertical_level,4) +& |
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177 | 1.0 |
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178 | |
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179 | vertical_level = particles(n)%z / vertical_resolution |
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180 | IF ( vertical_level > number_of_vertical_levels ) THEN |
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181 | vertical_level = number_of_vertical_levels |
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182 | ENDIF |
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183 | diffusivities(vertical_level,5) = diffusivities(vertical_level,5) +& |
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184 | 1.0 |
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185 | |
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186 | ! |
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187 | !-- Summation for variances |
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188 | sigma = sigma + sigma_local |
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189 | sigma_x = sigma_x + sigma_local_x |
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190 | sigma_y = sigma_y + sigma_local_y |
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191 | total_number_of_particles = total_number_of_particles + 1 |
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192 | |
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193 | ENDDO |
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194 | ! |
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195 | !-- Store the particle age (it is provided that all particles have the |
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196 | !-- same age) |
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197 | particle_age = particles(1)%age |
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198 | |
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199 | ! |
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200 | !-- Deallocate particle array before data from next file are read |
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201 | DEALLOCATE( particles ) |
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202 | |
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203 | ENDDO ! next file |
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204 | ! |
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205 | !-- Print statistics |
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206 | PRINT*, ' ' |
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207 | PRINT*, '*** statistics for t = ', simulated_time |
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208 | DO n = 0, number_of_intervalls-1 |
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209 | WRITE ( *, 1 ) n*class_width, (n+1)*class_width, class_table(n) |
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210 | 1 FORMAT (F6.1,' - ',F6.1, ' m n = ',I7) |
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211 | ENDDO |
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212 | WRITE ( *, 2 ) (number_of_intervalls+1)*class_width, & |
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213 | class_table(number_of_intervalls) |
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214 | 2 FORMAT (6X,' > ',F6.1,' m n = ',I7) |
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215 | |
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216 | sigma = SQRT( sigma / REAL( total_number_of_particles ) ) |
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217 | km = sigma**2 / ( 2.0 * particle_age ) |
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218 | sigma_x = SQRT( sigma_x / REAL( total_number_of_particles ) ) |
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219 | km_x = sigma_x**2 / ( 2.0 * particle_age ) |
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220 | sigma_y = SQRT( sigma_y / REAL( total_number_of_particles ) ) |
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221 | km_y = sigma_y**2 / ( 2.0 * particle_age ) |
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222 | PRINT*, ' ' |
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223 | WRITE ( *, 3 ) sigma, km, sigma_x, km_x, sigma_y, km_y |
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224 | 3 FORMAT ('sigma = ',F6.1,' m Km = ',F5.1,' m**2/s'/ & |
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225 | 'sigma_x = ',F6.1,' m Km_x = ',F5.1,' m**2/s'/ & |
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226 | 'sigma_y = ',F6.1,' m Km_y = ',F5.1,' m**2/s') |
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227 | |
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228 | PRINT*, ' ' |
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229 | PRINT*, 'Height dependence of diffusivities:' |
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230 | DO i = 0, number_of_vertical_levels-1 |
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231 | IF ( diffusivities(i,4) == 0.0 ) diffusivities(i,4) = 1.0E-20 |
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232 | WRITE ( *, 4 ) i*vertical_resolution, (i+1.0)*vertical_resolution,& |
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233 | ( diffusivities(i,1) / diffusivities(i,4) ) / & |
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234 | ( 2.0 * particle_age ), & |
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235 | ( diffusivities(i,2) / diffusivities(i,4) ) / & |
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236 | ( 2.0 * particle_age ), & |
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237 | ( diffusivities(i,3) / diffusivities(i,4) ) / & |
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238 | ( 2.0 * particle_age ), & |
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239 | diffusivities(i,4), diffusivities(i,5) |
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240 | 4 FORMAT (F6.1,'-',F6.1,' m Km=',F5.1,' Km_x=',F5.1, & |
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241 | ' Km_y=',F5.1,' n_o=',F7.0,' n=',F7.0) |
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242 | ENDDO |
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243 | IF ( diffusivities(number_of_vertical_levels,4) == 0.0 ) THEN |
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244 | diffusivities(number_of_vertical_levels,4) = 1.0E-20 |
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245 | ENDIF |
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246 | i = number_of_vertical_levels |
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247 | WRITE ( *, 5 ) i*vertical_resolution, & |
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248 | ( diffusivities(i,1) / diffusivities(i,4) ) / & |
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249 | ( 2.0 * particle_age ), & |
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250 | ( diffusivities(i,2) / diffusivities(i,4) ) / & |
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251 | ( 2.0 * particle_age ), & |
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252 | ( diffusivities(i,3) / diffusivities(i,4) ) / & |
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253 | ( 2.0 * particle_age ), & |
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254 | diffusivities(i,4), diffusivities(i,5) |
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255 | 5 FORMAT (F6.1,'-...... m Km=',F5.1,' Km_x=',F5.1, & |
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256 | ' Km_y=',F5.1,' n_o=',F7.0,' n=',F7.0) |
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257 | |
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258 | ! |
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259 | !-- Initialize class table for next timelevel |
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260 | class_table = 0 |
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261 | diffusivities = 0.0 |
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262 | timelevel = timelevel + 1 |
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263 | |
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264 | ENDDO ! next timelevel |
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265 | |
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266 | 10 PRINT*, '*** EOF reached on file PARTICLE_DATA/_0000' |
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267 | |
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268 | END PROGRAM analyze_particle_data |
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