1 | !********************************************************************** |
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2 | ! Copyright 1998,1999,2000,2001,2002,2005,2007,2008,2009,2010 * |
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3 | ! Andreas Stohl, Petra Seibert, A. Frank, Gerhard Wotawa, * |
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4 | ! Caroline Forster, Sabine Eckhardt, John Burkhart, Harald Sodemann * |
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5 | ! * |
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6 | ! This file is part of FLEXPART. * |
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7 | ! * |
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8 | ! FLEXPART is free software: you can redistribute it and/or modify * |
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9 | ! it under the terms of the GNU General Public License as published by* |
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10 | ! the Free Software Foundation, either version 3 of the License, or * |
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11 | ! (at your option) any later version. * |
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12 | ! * |
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13 | ! FLEXPART is distributed in the hope that it will be useful, * |
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14 | ! but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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15 | ! MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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16 | ! GNU General Public License for more details. * |
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17 | ! * |
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18 | ! You should have received a copy of the GNU General Public License * |
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19 | ! along with FLEXPART. If not, see <http://www.gnu.org/licenses/>. * |
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20 | !********************************************************************** |
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21 | |
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22 | program flexpart |
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23 | |
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24 | !***************************************************************************** |
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25 | ! * |
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26 | ! This is the Lagrangian Particle Dispersion Model FLEXPART. * |
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27 | ! The main program manages the reading of model run specifications, etc. * |
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28 | ! All actual computing is done within subroutine timemanager. * |
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29 | ! * |
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30 | ! Author: A. Stohl * |
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31 | ! * |
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32 | ! 18 May 1996 * |
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33 | ! * |
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34 | !***************************************************************************** |
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35 | ! Changes: * |
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36 | ! Unified ECMWF and GFS builds * |
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37 | ! Marian Harustak, 12.5.2017 * |
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38 | ! - Added detection of metdata format using gributils routines * |
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39 | ! - Distinguished calls to ecmwf/gfs gridcheck versions based on * |
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40 | ! detected metdata format * |
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41 | ! - Passed metdata format down to timemanager * |
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42 | !***************************************************************************** |
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43 | ! * |
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44 | ! Variables: * |
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45 | ! * |
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46 | ! Constants: * |
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47 | ! * |
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48 | !***************************************************************************** |
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49 | |
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50 | use point_mod |
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51 | use par_mod |
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52 | use com_mod |
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53 | use conv_mod |
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54 | |
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55 | use random_mod, only: gasdev1 |
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56 | use class_gribfile |
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57 | |
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58 | #ifdef USE_NCF |
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59 | use netcdf_output_mod, only: writeheader_netcdf |
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60 | #endif |
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61 | |
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62 | implicit none |
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63 | |
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64 | integer :: i,j,ix,jy,inest, iopt |
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65 | integer :: idummy = -320 |
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66 | character(len=256) :: inline_options !pathfile, flexversion, arg2 |
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67 | integer :: metdata_format = GRIBFILE_CENTRE_UNKNOWN |
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68 | integer :: detectformat |
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69 | |
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70 | |
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71 | ! Generate a large number of random numbers |
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72 | !****************************************** |
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73 | |
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74 | do i=1,maxrand-1,2 |
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75 | call gasdev1(idummy,rannumb(i),rannumb(i+1)) |
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76 | end do |
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77 | call gasdev1(idummy,rannumb(maxrand),rannumb(maxrand-1)) |
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78 | |
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79 | |
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80 | ! FLEXPART version string |
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81 | flexversion_major = '10' ! Major version number, also used for species file names |
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82 | flexversion='Version '//trim(flexversion_major)//'.4 (2019-11-12)' |
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83 | verbosity=0 |
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84 | |
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85 | ! Read the pathnames where input/output files are stored |
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86 | !******************************************************* |
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87 | |
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88 | inline_options='none' |
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89 | select case (iargc()) |
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90 | case (2) |
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91 | call getarg(1,arg1) |
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92 | pathfile=arg1 |
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93 | call getarg(2,arg2) |
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94 | inline_options=arg2 |
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95 | case (1) |
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96 | call getarg(1,arg1) |
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97 | pathfile=arg1 |
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98 | if (arg1(1:1).eq.'-') then |
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99 | write(pathfile,'(a11)') './pathnames' |
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100 | inline_options=arg1 |
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101 | endif |
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102 | case (0) |
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103 | write(pathfile,'(a11)') './pathnames' |
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104 | end select |
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105 | |
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106 | ! Print the GPL License statement |
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107 | !******************************************************* |
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108 | print*,'Welcome to FLEXPART ', trim(flexversion) |
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109 | print*,'FLEXPART is free software released under the GNU General Public License.' |
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110 | |
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111 | |
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112 | ! Ingest inline options |
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113 | !******************************************************* |
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114 | if (inline_options(1:1).eq.'-') then |
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115 | print*,'inline_options:',inline_options |
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116 | !verbose mode |
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117 | iopt=index(inline_options,'v') |
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118 | if (iopt.gt.0) then |
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119 | verbosity=1 |
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120 | !print*, iopt, inline_options(iopt+1:iopt+1) |
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121 | if (trim(inline_options(iopt+1:iopt+1)).eq.'2') then |
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122 | print*, 'Verbose mode 2: display more detailed information during run' |
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123 | verbosity=2 |
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124 | endif |
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125 | endif |
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126 | !debug mode |
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127 | iopt=index(inline_options,'d') |
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128 | if (iopt.gt.0) then |
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129 | debug_mode=.true. |
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130 | endif |
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131 | if (trim(inline_options).eq.'-i') then |
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132 | print*, 'Info mode: provide detailed run specific information and stop' |
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133 | verbosity=1 |
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134 | info_flag=1 |
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135 | endif |
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136 | if (trim(inline_options).eq.'-i2') then |
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137 | print*, 'Info mode: provide more detailed run specific information and stop' |
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138 | verbosity=2 |
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139 | info_flag=1 |
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140 | endif |
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141 | endif |
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142 | |
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143 | if (verbosity.gt.0) then |
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144 | print*, 'nxmax=',nxmax |
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145 | print*, 'nymax=',nymax |
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146 | print*, 'nzmax=',nzmax |
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147 | print*,'nxshift=',nxshift |
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148 | endif |
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149 | |
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150 | if (verbosity.gt.0) then |
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151 | write(*,*) 'call readpaths' |
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152 | endif |
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153 | call readpaths |
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154 | |
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155 | if (verbosity.gt.1) then !show clock info |
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156 | !print*,'length(4)',length(4) |
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157 | !count=0,count_rate=1000 |
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158 | CALL SYSTEM_CLOCK(count_clock0, count_rate, count_max) |
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159 | !WRITE(*,*) 'SYSTEM_CLOCK',count, count_rate, count_max |
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160 | !WRITE(*,*) 'SYSTEM_CLOCK, count_clock0', count_clock0 |
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161 | !WRITE(*,*) 'SYSTEM_CLOCK, count_rate', count_rate |
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162 | !WRITE(*,*) 'SYSTEM_CLOCK, count_max', count_max |
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163 | endif |
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164 | |
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165 | ! Read the user specifications for the current model run |
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166 | !******************************************************* |
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167 | |
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168 | if (verbosity.gt.0) then |
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169 | write(*,*) 'call readcommand' |
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170 | endif |
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171 | call readcommand |
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172 | if (verbosity.gt.0) then |
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173 | write(*,*) ' ldirect=', ldirect |
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174 | write(*,*) ' ibdate,ibtime=',ibdate,ibtime |
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175 | write(*,*) ' iedate,ietime=', iedate,ietime |
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176 | if (verbosity.gt.1) then |
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177 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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178 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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179 | endif |
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180 | endif |
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181 | |
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182 | ! Initialize arrays in com_mod |
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183 | !***************************** |
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184 | call com_mod_allocate_part(maxpart) |
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185 | |
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186 | |
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187 | ! Read the age classes to be used |
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188 | !******************************** |
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189 | if (verbosity.gt.0) then |
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190 | write(*,*) 'call readageclasses' |
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191 | endif |
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192 | call readageclasses |
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193 | |
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194 | if (verbosity.gt.1) then |
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195 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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196 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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197 | endif |
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198 | |
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199 | ! Read, which wind fields are available within the modelling period |
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200 | !****************************************************************** |
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201 | |
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202 | if (verbosity.gt.0) then |
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203 | write(*,*) 'call readavailable' |
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204 | endif |
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205 | call readavailable |
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206 | |
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207 | ! Detect metdata format |
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208 | !********************** |
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209 | if (verbosity.gt.0) then |
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210 | write(*,*) 'call detectformat' |
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211 | endif |
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212 | |
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213 | metdata_format = detectformat() |
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214 | |
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215 | if (metdata_format.eq.GRIBFILE_CENTRE_ECMWF) then |
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216 | print *,'ECMWF metdata detected' |
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217 | elseif (metdata_format.eq.GRIBFILE_CENTRE_NCEP) then |
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218 | print *,'NCEP metdata detected' |
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219 | else |
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220 | print *,'Unknown metdata format' |
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221 | stop |
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222 | endif |
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223 | |
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224 | |
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225 | |
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226 | ! If nested wind fields are used, allocate arrays |
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227 | !************************************************ |
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228 | |
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229 | if (verbosity.gt.0) then |
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230 | write(*,*) 'call com_mod_allocate_nests' |
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231 | endif |
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232 | call com_mod_allocate_nests |
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233 | |
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234 | ! Read the model grid specifications, |
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235 | ! both for the mother domain and eventual nests |
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236 | !********************************************** |
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237 | |
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238 | if (verbosity.gt.0) then |
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239 | write(*,*) 'call gridcheck' |
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240 | endif |
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241 | |
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242 | if (metdata_format.eq.GRIBFILE_CENTRE_ECMWF) then |
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243 | call gridcheck_ecmwf |
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244 | else |
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245 | call gridcheck_gfs |
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246 | end if |
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247 | |
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248 | if (verbosity.gt.1) then |
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249 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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250 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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251 | endif |
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252 | |
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253 | if (verbosity.gt.0) then |
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254 | write(*,*) 'call gridcheck_nests' |
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255 | endif |
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256 | call gridcheck_nests |
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257 | |
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258 | ! Read the output grid specifications |
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259 | !************************************ |
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260 | |
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261 | if (verbosity.gt.0) then |
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262 | write(*,*) 'call readoutgrid' |
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263 | endif |
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264 | |
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265 | call readoutgrid |
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266 | |
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267 | if (nested_output.eq.1) then |
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268 | call readoutgrid_nest |
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269 | if (verbosity.gt.0) then |
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270 | write(*,*) '# readoutgrid_nest' |
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271 | endif |
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272 | endif |
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273 | |
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274 | ! Read the receptor points for which extra concentrations are to be calculated |
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275 | !***************************************************************************** |
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276 | |
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277 | if (verbosity.eq.1) then |
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278 | print*,'call readreceptors' |
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279 | endif |
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280 | call readreceptors |
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281 | |
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282 | ! Read the physico-chemical species property table |
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283 | !************************************************* |
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284 | !SEC: now only needed SPECIES are read in readreleases.f |
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285 | !call readspecies |
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286 | |
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287 | |
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288 | ! Read the landuse inventory |
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289 | !*************************** |
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290 | |
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291 | if (verbosity.gt.0) then |
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292 | print*,'call readlanduse' |
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293 | endif |
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294 | call readlanduse |
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295 | |
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296 | ! Assign fractional cover of landuse classes to each ECMWF grid point |
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297 | !******************************************************************** |
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298 | |
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299 | if (verbosity.gt.0) then |
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300 | print*,'call assignland' |
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301 | endif |
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302 | call assignland |
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303 | |
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304 | ! Read the coordinates of the release locations |
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305 | !********************************************** |
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306 | |
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307 | if (verbosity.gt.0) then |
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308 | print*,'call readreleases' |
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309 | endif |
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310 | call readreleases |
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311 | |
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312 | ! Read and compute surface resistances to dry deposition of gases |
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313 | !**************************************************************** |
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314 | |
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315 | if (verbosity.gt.0) then |
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316 | print*,'call readdepo' |
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317 | endif |
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318 | call readdepo |
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319 | |
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320 | ! Convert the release point coordinates from geografical to grid coordinates |
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321 | !*************************************************************************** |
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322 | |
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323 | call coordtrafo |
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324 | if (verbosity.gt.0) then |
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325 | print*,'call coordtrafo' |
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326 | endif |
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327 | |
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328 | ! Initialize all particles to non-existent |
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329 | !***************************************** |
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330 | |
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331 | if (verbosity.gt.0) then |
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332 | print*,'Initialize all particles to non-existent' |
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333 | endif |
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334 | do j=1,maxpart |
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335 | itra1(j)=-999999999 |
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336 | end do |
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337 | |
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338 | ! For continuation of previous run, read in particle positions |
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339 | !************************************************************* |
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340 | |
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341 | if (ipin.eq.1) then |
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342 | if (verbosity.gt.0) then |
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343 | print*,'call readpartpositions' |
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344 | endif |
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345 | call readpartpositions |
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346 | else |
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347 | if (verbosity.gt.0) then |
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348 | print*,'numpart=0, numparticlecount=0' |
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349 | endif |
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350 | numpart=0 |
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351 | numparticlecount=0 |
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352 | endif |
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353 | |
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354 | ! Calculate volume, surface area, etc., of all output grid cells |
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355 | ! Allocate fluxes and OHfield if necessary |
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356 | !*************************************************************** |
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357 | |
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358 | if (verbosity.gt.0) then |
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359 | print*,'call outgrid_init' |
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360 | endif |
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361 | call outgrid_init |
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362 | if (nested_output.eq.1) call outgrid_init_nest |
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363 | |
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364 | ! Read the OH field |
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365 | !****************** |
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366 | |
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367 | if (OHREA.eqv..TRUE.) then |
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368 | if (verbosity.gt.0) then |
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369 | print*,'call readOHfield' |
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370 | endif |
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371 | call readOHfield |
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372 | endif |
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373 | |
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374 | ! Write basic information on the simulation to a file "header" |
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375 | ! and open files that are to be kept open throughout the simulation |
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376 | !****************************************************************** |
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377 | |
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378 | #ifdef USE_NCF |
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379 | if (lnetcdfout.eq.1) then |
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380 | call writeheader_netcdf(lnest=.false.) |
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381 | else |
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382 | call writeheader |
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383 | end if |
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384 | |
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385 | if (nested_output.eq.1) then |
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386 | if (lnetcdfout.eq.1) then |
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387 | call writeheader_netcdf(lnest=.true.) |
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388 | else |
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389 | call writeheader_nest |
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390 | endif |
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391 | endif |
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392 | #endif |
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393 | |
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394 | if (verbosity.gt.0) then |
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395 | print*,'call writeheader' |
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396 | endif |
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397 | |
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398 | call writeheader |
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399 | ! FLEXPART 9.2 ticket ?? write header in ASCII format |
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400 | call writeheader_txt |
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401 | !if (nested_output.eq.1) call writeheader_nest |
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402 | if (nested_output.eq.1.and.surf_only.ne.1) call writeheader_nest |
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403 | if (nested_output.eq.1.and.surf_only.eq.1) call writeheader_nest_surf |
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404 | if (nested_output.ne.1.and.surf_only.eq.1) call writeheader_surf |
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405 | |
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406 | !open(unitdates,file=path(2)(1:length(2))//'dates') |
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407 | |
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408 | if (verbosity.gt.0) then |
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409 | print*,'call openreceptors' |
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410 | endif |
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411 | call openreceptors |
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412 | if ((iout.eq.4).or.(iout.eq.5)) call openouttraj |
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413 | |
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414 | ! Releases can only start and end at discrete times (multiples of lsynctime) |
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415 | !*************************************************************************** |
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416 | |
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417 | if (verbosity.gt.0) then |
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418 | print*,'discretize release times' |
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419 | endif |
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420 | do i=1,numpoint |
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421 | ireleasestart(i)=nint(real(ireleasestart(i))/real(lsynctime))*lsynctime |
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422 | ireleaseend(i)=nint(real(ireleaseend(i))/real(lsynctime))*lsynctime |
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423 | end do |
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424 | |
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425 | ! Initialize cloud-base mass fluxes for the convection scheme |
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426 | !************************************************************ |
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427 | |
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428 | if (verbosity.gt.0) then |
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429 | print*,'Initialize cloud-base mass fluxes for the convection scheme' |
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430 | endif |
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431 | |
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432 | do jy=0,nymin1 |
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433 | do ix=0,nxmin1 |
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434 | cbaseflux(ix,jy)=0. |
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435 | end do |
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436 | end do |
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437 | do inest=1,numbnests |
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438 | do jy=0,nyn(inest)-1 |
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439 | do ix=0,nxn(inest)-1 |
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440 | cbasefluxn(ix,jy,inest)=0. |
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441 | end do |
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442 | end do |
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443 | end do |
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444 | |
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445 | ! Inform whether output kernel is used or not |
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446 | !********************************************* |
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447 | if (lroot) then |
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448 | if (.not.lusekerneloutput) then |
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449 | write(*,*) "Concentrations are calculated without using kernel" |
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450 | else |
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451 | write(*,*) "Concentrations are calculated using kernel" |
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452 | end if |
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453 | end if |
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454 | |
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455 | |
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456 | ! Calculate particle trajectories |
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457 | !******************************** |
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458 | |
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459 | if (verbosity.gt.0) then |
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460 | if (verbosity.gt.1) then |
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461 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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462 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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463 | endif |
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464 | if (info_flag.eq.1) then |
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465 | print*, 'info only mode (stop)' |
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466 | stop |
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467 | endif |
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468 | print*,'call timemanager' |
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469 | endif |
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470 | |
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471 | if (verbosity.gt.0) write (*,*) 'timemanager> call wetdepo' |
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472 | call timemanager(metdata_format) |
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473 | |
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474 | |
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475 | if (verbosity.gt.0) then |
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476 | ! NIK 16.02.2005 |
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477 | do i=1,nspec |
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478 | if (tot_inc_count(i).gt.0) then |
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479 | write(*,*) '**********************************************' |
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480 | write(*,*) 'Scavenging statistics for species ', species(i), ':' |
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481 | write(*,*) 'Total number of occurences of below-cloud scavenging', & |
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482 | & tot_blc_count(i) |
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483 | write(*,*) 'Total number of occurences of in-cloud scavenging', & |
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484 | & tot_inc_count(i) |
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485 | write(*,*) '**********************************************' |
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486 | endif |
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487 | end do |
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488 | endif |
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489 | |
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490 | write(*,*) 'CONGRATULATIONS: YOU HAVE SUCCESSFULLY COMPLETED A FLE& |
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491 | &XPART MODEL RUN!' |
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492 | |
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493 | end program flexpart |
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