| 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 |
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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 | |
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| 72 | ! Initialize arrays in com_mod |
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| 73 | !***************************** |
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| 74 | call com_mod_allocate_part(maxpart) |
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| 75 | |
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| 76 | |
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| 77 | ! Generate a large number of random numbers |
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| 78 | !****************************************** |
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| 79 | |
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| 80 | do i=1,maxrand-1,2 |
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| 81 | call gasdev1(idummy,rannumb(i),rannumb(i+1)) |
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| 82 | end do |
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| 83 | call gasdev1(idummy,rannumb(maxrand),rannumb(maxrand-1)) |
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| 84 | |
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| 85 | |
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| 86 | ! FLEXPART version string |
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| 87 | flexversion_major = '10' ! Major version number, also used for species file names |
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| 88 | flexversion='Version '//trim(flexversion_major)//'.2beta (2017-08-01)' |
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| 89 | verbosity=0 |
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| 90 | |
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| 91 | ! Read the pathnames where input/output files are stored |
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| 92 | !******************************************************* |
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| 93 | |
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| 94 | inline_options='none' |
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| 95 | select case (iargc()) |
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| 96 | case (2) |
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| 97 | call getarg(1,arg1) |
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| 98 | pathfile=arg1 |
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| 99 | call getarg(2,arg2) |
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| 100 | inline_options=arg2 |
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| 101 | case (1) |
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| 102 | call getarg(1,arg1) |
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| 103 | pathfile=arg1 |
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| 104 | if (arg1(1:1).eq.'-') then |
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| 105 | write(pathfile,'(a11)') './pathnames' |
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| 106 | inline_options=arg1 |
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| 107 | endif |
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| 108 | case (0) |
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| 109 | write(pathfile,'(a11)') './pathnames' |
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| 110 | end select |
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| 111 | |
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| 112 | ! Print the GPL License statement |
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| 113 | !******************************************************* |
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| 114 | print*,'Welcome to FLEXPART ', trim(flexversion) |
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| 115 | print*,'FLEXPART is free software released under the GNU General Public License.' |
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| 116 | |
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| 117 | if (inline_options(1:1).eq.'-') then |
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| 118 | if (trim(inline_options).eq.'-v'.or.trim(inline_options).eq.'-v1') then |
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| 119 | print*, 'Verbose mode 1: display detailed information during run' |
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| 120 | verbosity=1 |
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| 121 | endif |
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| 122 | if (trim(inline_options).eq.'-v2') then |
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| 123 | print*, 'Verbose mode 2: display more detailed information during run' |
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| 124 | verbosity=2 |
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| 125 | endif |
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| 126 | if (trim(inline_options).eq.'-i') then |
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| 127 | print*, 'Info mode: provide detailed run specific information and stop' |
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| 128 | verbosity=1 |
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| 129 | info_flag=1 |
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| 130 | endif |
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| 131 | if (trim(inline_options).eq.'-i2') then |
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| 132 | print*, 'Info mode: provide more detailed run specific information and stop' |
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| 133 | verbosity=2 |
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| 134 | info_flag=1 |
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| 135 | endif |
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| 136 | endif |
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| 137 | |
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| 138 | if (verbosity.gt.0) then |
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| 139 | print*, 'nxmax=',nxmax |
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| 140 | print*, 'nymax=',nymax |
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| 141 | print*, 'nzmax=',nzmax |
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| 142 | print*,'nxshift=',nxshift |
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| 143 | write(*,*) 'call readpaths' |
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| 144 | endif |
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| 145 | call readpaths(pathfile) |
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| 146 | |
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| 147 | if (verbosity.gt.1) then !show clock info |
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| 148 | !print*,'length(4)',length(4) |
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| 149 | !count=0,count_rate=1000 |
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| 150 | CALL SYSTEM_CLOCK(count_clock0, count_rate, count_max) |
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| 151 | !WRITE(*,*) 'SYSTEM_CLOCK',count, count_rate, count_max |
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| 152 | !WRITE(*,*) 'SYSTEM_CLOCK, count_clock0', count_clock0 |
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| 153 | !WRITE(*,*) 'SYSTEM_CLOCK, count_rate', count_rate |
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| 154 | !WRITE(*,*) 'SYSTEM_CLOCK, count_max', count_max |
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| 155 | endif |
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| 156 | |
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| 157 | ! Read the user specifications for the current model run |
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| 158 | !******************************************************* |
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| 159 | |
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| 160 | if (verbosity.gt.0) then |
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| 161 | write(*,*) 'call readcommand' |
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| 162 | endif |
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| 163 | call readcommand |
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| 164 | if (verbosity.gt.0) then |
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| 165 | write(*,*) ' ldirect=', ldirect |
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| 166 | write(*,*) ' ibdate,ibtime=',ibdate,ibtime |
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| 167 | write(*,*) ' iedate,ietime=', iedate,ietime |
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| 168 | if (verbosity.gt.1) then |
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| 169 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 170 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 171 | endif |
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| 172 | endif |
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| 173 | |
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| 174 | ! Read the age classes to be used |
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| 175 | !******************************** |
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| 176 | if (verbosity.gt.0) then |
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| 177 | write(*,*) 'call readageclasses' |
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| 178 | endif |
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| 179 | call readageclasses |
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| 180 | |
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| 181 | if (verbosity.gt.1) then |
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| 182 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 183 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 184 | endif |
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| 185 | |
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| 186 | ! Read, which wind fields are available within the modelling period |
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| 187 | !****************************************************************** |
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| 188 | |
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| 189 | if (verbosity.gt.0) then |
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| 190 | write(*,*) 'call readavailable' |
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| 191 | endif |
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| 192 | call readavailable |
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| 193 | |
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| 194 | ! Detect metdata format |
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| 195 | !********************** |
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| 196 | |
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| 197 | metdata_format = detectformat() |
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| 198 | |
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| 199 | if (metdata_format.eq.GRIBFILE_CENTRE_ECMWF) then |
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| 200 | print *,'ECMWF metdata detected' |
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| 201 | elseif (metdata_format.eq.GRIBFILE_CENTRE_NCEP) then |
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| 202 | print *,'NCEP metdata detected' |
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| 203 | else |
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| 204 | print *,'Unknown metdata format' |
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| 205 | stop |
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| 206 | endif |
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| 207 | |
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| 208 | |
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| 209 | |
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| 210 | ! If nested wind fields are used, allocate arrays |
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| 211 | !************************************************ |
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| 212 | |
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| 213 | if (verbosity.gt.0) then |
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| 214 | write(*,*) 'call com_mod_allocate_nests' |
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| 215 | endif |
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| 216 | call com_mod_allocate_nests |
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| 217 | |
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| 218 | ! Read the model grid specifications, |
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| 219 | ! both for the mother domain and eventual nests |
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| 220 | !********************************************** |
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| 221 | |
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| 222 | if (verbosity.gt.0) then |
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| 223 | write(*,*) 'call gridcheck' |
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| 224 | endif |
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| 225 | |
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| 226 | if (metdata_format.eq.GRIBFILE_CENTRE_ECMWF) then |
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| 227 | call gridcheck_ecmwf |
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| 228 | else |
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| 229 | call gridcheck_gfs |
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| 230 | end if |
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| 231 | |
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| 232 | if (verbosity.gt.1) then |
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| 233 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 234 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 235 | endif |
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| 236 | |
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| 237 | if (verbosity.gt.0) then |
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| 238 | write(*,*) 'call gridcheck_nests' |
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| 239 | endif |
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| 240 | call gridcheck_nests |
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| 241 | |
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| 242 | ! Read the output grid specifications |
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| 243 | !************************************ |
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| 244 | |
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| 245 | if (verbosity.gt.0) then |
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| 246 | write(*,*) 'call readoutgrid' |
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| 247 | endif |
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| 248 | |
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| 249 | call readoutgrid |
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| 250 | |
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| 251 | if (nested_output.eq.1) then |
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| 252 | call readoutgrid_nest |
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| 253 | if (verbosity.gt.0) then |
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| 254 | write(*,*) '# readoutgrid_nest' |
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| 255 | endif |
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| 256 | endif |
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| 257 | |
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| 258 | ! Read the receptor points for which extra concentrations are to be calculated |
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| 259 | !***************************************************************************** |
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| 260 | |
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| 261 | if (verbosity.eq.1) then |
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| 262 | print*,'call readreceptors' |
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| 263 | endif |
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| 264 | call readreceptors |
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| 265 | |
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| 266 | ! Read the physico-chemical species property table |
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| 267 | !************************************************* |
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| 268 | !SEC: now only needed SPECIES are read in readreleases.f |
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| 269 | !call readspecies |
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| 270 | |
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| 271 | |
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| 272 | ! Read the landuse inventory |
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| 273 | !*************************** |
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| 274 | |
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| 275 | if (verbosity.gt.0) then |
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| 276 | print*,'call readlanduse' |
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| 277 | endif |
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| 278 | call readlanduse |
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| 279 | |
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| 280 | ! Assign fractional cover of landuse classes to each ECMWF grid point |
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| 281 | !******************************************************************** |
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| 282 | |
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| 283 | if (verbosity.gt.0) then |
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| 284 | print*,'call assignland' |
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| 285 | endif |
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| 286 | call assignland |
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| 287 | |
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| 288 | ! Read the coordinates of the release locations |
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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 readreleases' |
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| 293 | endif |
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| 294 | call readreleases |
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| 295 | |
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| 296 | ! Read and compute surface resistances to dry deposition of gases |
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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 readdepo' |
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| 301 | endif |
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| 302 | call readdepo |
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| 303 | |
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| 304 | ! Convert the release point coordinates from geografical to grid coordinates |
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| 305 | !*************************************************************************** |
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| 306 | |
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| 307 | call coordtrafo |
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| 308 | if (verbosity.gt.0) then |
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| 309 | print*,'call coordtrafo' |
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| 310 | endif |
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| 311 | |
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| 312 | ! Initialize all particles to non-existent |
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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*,'Initialize all particles to non-existent' |
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| 317 | endif |
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| 318 | do j=1,maxpart |
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| 319 | itra1(j)=-999999999 |
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| 320 | end do |
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| 321 | |
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| 322 | ! For continuation of previous run, read in particle positions |
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| 323 | !************************************************************* |
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| 324 | |
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| 325 | if (ipin.eq.1) then |
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| 326 | if (verbosity.gt.0) then |
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| 327 | print*,'call readpartpositions' |
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| 328 | endif |
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| 329 | call readpartpositions |
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| 330 | else |
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| 331 | if (verbosity.gt.0) then |
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| 332 | print*,'numpart=0, numparticlecount=0' |
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| 333 | endif |
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| 334 | numpart=0 |
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| 335 | numparticlecount=0 |
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| 336 | endif |
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| 337 | |
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| 338 | ! Calculate volume, surface area, etc., of all output grid cells |
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| 339 | ! Allocate fluxes and OHfield if necessary |
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| 340 | !*************************************************************** |
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| 341 | |
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| 342 | if (verbosity.gt.0) then |
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| 343 | print*,'call outgrid_init' |
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| 344 | endif |
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| 345 | call outgrid_init |
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| 346 | if (nested_output.eq.1) call outgrid_init_nest |
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| 347 | |
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| 348 | ! Read the OH field |
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| 349 | !****************** |
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| 350 | |
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| 351 | if (OHREA.eqv..TRUE.) then |
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| 352 | if (verbosity.gt.0) then |
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| 353 | print*,'call readOHfield' |
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| 354 | endif |
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| 355 | call readOHfield |
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| 356 | endif |
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| 357 | |
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| 358 | ! Write basic information on the simulation to a file "header" |
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| 359 | ! and open files that are to be kept open throughout the simulation |
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| 360 | !****************************************************************** |
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| 361 | |
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| 362 | #ifdef USE_NCF |
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| 363 | if (lnetcdfout.eq.1) then |
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| 364 | call writeheader_netcdf(lnest=.false.) |
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| 365 | else |
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| 366 | call writeheader |
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| 367 | end if |
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| 368 | |
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| 369 | if (nested_output.eq.1) then |
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| 370 | if (lnetcdfout.eq.1) then |
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| 371 | call writeheader_netcdf(lnest=.true.) |
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| 372 | else |
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| 373 | call writeheader_nest |
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| 374 | endif |
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| 375 | endif |
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| 376 | #endif |
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| 377 | |
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| 378 | if (verbosity.gt.0) then |
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| 379 | print*,'call writeheader' |
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| 380 | endif |
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| 381 | |
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| 382 | call writeheader |
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| 383 | ! FLEXPART 9.2 ticket ?? write header in ASCII format |
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| 384 | call writeheader_txt |
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| 385 | !if (nested_output.eq.1) call writeheader_nest |
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| 386 | if (nested_output.eq.1.and.surf_only.ne.1) call writeheader_nest |
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| 387 | if (nested_output.eq.1.and.surf_only.eq.1) call writeheader_nest_surf |
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| 388 | if (nested_output.ne.1.and.surf_only.eq.1) call writeheader_surf |
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| 389 | |
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| 390 | !open(unitdates,file=path(2)(1:length(2))//'dates') |
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| 391 | |
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| 392 | if (verbosity.gt.0) then |
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| 393 | print*,'call openreceptors' |
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| 394 | endif |
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| 395 | call openreceptors |
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| 396 | if ((iout.eq.4).or.(iout.eq.5)) call openouttraj |
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| 397 | |
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| 398 | ! Releases can only start and end at discrete times (multiples of lsynctime) |
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| 399 | !*************************************************************************** |
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| 400 | |
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| 401 | if (verbosity.gt.0) then |
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| 402 | print*,'discretize release times' |
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| 403 | endif |
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| 404 | do i=1,numpoint |
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| 405 | ireleasestart(i)=nint(real(ireleasestart(i))/real(lsynctime))*lsynctime |
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| 406 | ireleaseend(i)=nint(real(ireleaseend(i))/real(lsynctime))*lsynctime |
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| 407 | end do |
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| 408 | |
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| 409 | ! Initialize cloud-base mass fluxes for the convection scheme |
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| 410 | !************************************************************ |
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| 411 | |
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| 412 | if (verbosity.gt.0) then |
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| 413 | print*,'Initialize cloud-base mass fluxes for the convection scheme' |
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| 414 | endif |
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| 415 | |
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| 416 | do jy=0,nymin1 |
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| 417 | do ix=0,nxmin1 |
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| 418 | cbaseflux(ix,jy)=0. |
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| 419 | end do |
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| 420 | end do |
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| 421 | do inest=1,numbnests |
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| 422 | do jy=0,nyn(inest)-1 |
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| 423 | do ix=0,nxn(inest)-1 |
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| 424 | cbasefluxn(ix,jy,inest)=0. |
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| 425 | end do |
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| 426 | end do |
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| 427 | end do |
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| 428 | |
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| 429 | ! Inform whether output kernel is used or not |
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| 430 | !********************************************* |
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| 431 | if (lroot) then |
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| 432 | if (.not.lusekerneloutput) then |
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| 433 | write(*,*) "Concentrations are calculated without using kernel" |
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| 434 | else |
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| 435 | write(*,*) "Concentrations are calculated using kernel" |
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| 436 | end if |
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| 437 | end if |
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| 438 | |
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| 439 | |
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| 440 | ! Calculate particle trajectories |
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| 441 | !******************************** |
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| 442 | |
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| 443 | if (verbosity.gt.0) then |
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| 444 | if (verbosity.gt.1) then |
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| 445 | CALL SYSTEM_CLOCK(count_clock, count_rate, count_max) |
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| 446 | write(*,*) 'SYSTEM_CLOCK',(count_clock - count_clock0)/real(count_rate) !, count_rate, count_max |
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| 447 | endif |
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| 448 | if (info_flag.eq.1) then |
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| 449 | print*, 'info only mode (stop)' |
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| 450 | stop |
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| 451 | endif |
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| 452 | print*,'call timemanager' |
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| 453 | endif |
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| 454 | |
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| 455 | call timemanager(metdata_format) |
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| 456 | |
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| 457 | if (verbosity.gt.0) then |
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| 458 | ! NIK 16.02.2005 |
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| 459 | do i=1,nspec |
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| 460 | if (tot_inc_count(i).gt.0) then |
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| 461 | write(*,*) '**********************************************' |
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| 462 | write(*,*) 'Scavenging statistics for species ', species(i), ':' |
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| 463 | write(*,*) 'Total number of occurences of below-cloud scavenging', & |
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| 464 | & tot_blc_count(i) |
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| 465 | write(*,*) 'Total number of occurences of in-cloud scavenging', & |
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| 466 | & tot_inc_count(i) |
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| 467 | write(*,*) '**********************************************' |
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| 468 | endif |
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| 469 | end do |
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| 470 | write (*,*) 'timemanager> call wetdepo' |
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| 471 | endif |
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| 472 | |
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| 473 | write(*,*) 'CONGRATULATIONS: YOU HAVE SUCCESSFULLY COMPLETED A FLE& |
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| 474 | &XPART MODEL RUN!' |
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| 475 | |
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| 476 | end program flexpart |
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