[16] | 1 | !*********************************************************************** |
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| 2 | !* Copyright 2012,2013 * |
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| 3 | !* Jerome Brioude, Delia Arnold, Andreas Stohl, Wayne Angevine, * |
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| 4 | !* John Burkhart, Massimo Cassiani, Adam Dingwell, Richard C Easter, Sabine Eckhardt,* |
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| 5 | !* Stephanie Evan, Jerome D Fast, Don Morton, Ignacio Pisso, * |
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| 6 | !* Petra Seibert, Gerard Wotawa, Caroline Forster, Harald Sodemann, * |
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| 7 | !* * |
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| 8 | !* This file is part of FLEXPART WRF * |
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| 9 | !* * |
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| 10 | !* FLEXPART is free software: you can redistribute it and/or modify * |
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| 11 | !* it under the terms of the GNU General Public License as published by* |
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| 12 | !* the Free Software Foundation, either version 3 of the License, or * |
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| 13 | !* (at your option) any later version. * |
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| 14 | !* * |
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| 15 | !* FLEXPART is distributed in the hope that it will be useful, * |
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| 16 | !* but WITHOUT ANY WARRANTY; without even the implied warranty of * |
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| 17 | !* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * |
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| 18 | !* GNU General Public License for more details. * |
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| 19 | !* * |
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| 20 | !* You should have received a copy of the GNU General Public License * |
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| 21 | !* along with FLEXPART. If not, see <http://www.gnu.org/licenses/>. * |
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| 22 | !*********************************************************************** |
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| 23 | |
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| 24 | subroutine readwind_timeav(indj,n,uuh,vvh,wwh) |
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| 25 | !********************************************************************** |
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| 26 | ! * |
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| 27 | ! TRAJECTORY MODEL SUBROUTINE READWIND * |
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| 28 | ! * |
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| 29 | !********************************************************************** |
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| 30 | ! * |
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| 31 | ! April 2012, J. Brioude: This routine handles the difference in time |
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| 32 | ! for time-average fields. |
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| 33 | !********************************************************************** |
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| 34 | ! * |
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| 35 | ! Note: This is the FLEXPART_WRF version of subroutine readwind. * |
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| 36 | ! The met fields are read from WRF netcdf output files. * |
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| 37 | ! There are many differences from the FLEXPART version. * |
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| 38 | ! * |
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| 39 | ! DESCRIPTION: * |
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| 40 | ! * |
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| 41 | ! READING OF ECMWF METEOROLOGICAL FIELDS FROM INPUT DATA FILES. THE * |
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| 42 | ! INPUT DATA FILES ARE EXPECTED TO BE AVAILABLE IN GRIB CODE * |
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| 43 | ! * |
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| 44 | ! INPUT: * |
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| 45 | ! indj indicates number of the wind field to be read in * |
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| 46 | ! n temporal index for meteorological fields (1 to 3)* |
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| 47 | ! * |
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| 48 | ! IMPORTANT VARIABLES FROM COMMON BLOCK: * |
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| 49 | ! * |
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| 50 | ! wfname File name of data to be read in * |
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| 51 | ! nx,ny,nuvz,nwz expected field dimensions * |
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| 52 | ! nlev_ec number of "T-grid" vertical levels wwf model * |
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| 53 | ! (the unstaggered "bottom_top" dimension) * |
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| 54 | ! uu,vv,ww wind fields * |
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| 55 | ! tt,qv temperature and specific humidity * |
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| 56 | ! ps surface pressure * |
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| 57 | ! * |
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| 58 | !********************************************************************** |
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| 59 | ! |
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| 60 | |
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| 61 | ! include 'includepar' |
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| 62 | ! include 'includecom' |
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| 63 | use par_mod |
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| 64 | use com_mod |
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| 65 | |
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| 66 | ! subr arguments |
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| 67 | integer :: indj, n |
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| 68 | |
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| 69 | real(kind=4) :: uuh(0:nxmax-1,0:nymax-1,nuvzmax) |
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| 70 | real(kind=4) :: vvh(0:nxmax-1,0:nymax-1,nuvzmax) |
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| 71 | real(kind=4) :: wwh(0:nxmax-1,0:nymax-1,nwzmax) |
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| 72 | real(kind=4) :: uuh2(0:nxmax-1,0:nymax-1,nuvzmax) |
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| 73 | real(kind=4) :: vvh2(0:nxmax-1,0:nymax-1,nuvzmax) |
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| 74 | real(kind=4) :: wwh2(0:nxmax-1,0:nymax-1,nwzmax) |
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| 75 | |
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| 76 | ! local variables |
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| 77 | integer,parameter :: ndims_max=4 |
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| 78 | |
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| 79 | integer :: i, idiagaa, ierr, ifn, itime |
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| 80 | integer :: iduma,indj2 |
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| 81 | integer :: j, jhhmmss, jyyyymmdd |
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| 82 | integer :: k, kbgn |
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| 83 | integer :: lendim(ndims_max), lendim_exp(ndims_max), & |
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| 84 | lendim_max(ndims_max) |
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| 85 | integer :: levdiff2,deltat,deltat2 |
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| 86 | integer :: ndims, ndims_exp |
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| 87 | integer :: n_west_east, n_south_north, n_bottom_top |
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| 88 | integer :: m_grid_id_dum, m_parent_grid_id_dum, & |
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| 89 | m_parent_grid_ratio_dum, & |
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| 90 | i_parent_start_dum, j_parent_start_dum, & |
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| 91 | map_proj_id_dum, & |
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| 92 | ext_scalar,pbl_physics,mp_physics_dum |
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| 93 | |
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| 94 | real :: dx_met, dy_met |
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| 95 | real :: duma, dumb, dumc, dumd, dume |
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| 96 | real :: dumdz |
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| 97 | ! real(kind=4) :: dumarray_aa(nwzmax+1) |
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| 98 | ! real(kind=4) :: dumarray_pp(0:nxmax-1,0:nymax-1,nwzmax+1) |
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| 99 | real :: dumarray_aa(nwzmax+1) |
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| 100 | real :: dumarray_pp(0:nxmax-1,0:nymax-1,nwzmax+1) |
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| 101 | real :: ewater_mb, esatwater_mb |
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| 102 | real :: ew ! this is an external function |
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| 103 | real :: map_stdlon_dum, map_truelat1_dum, map_truelat2_dum |
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| 104 | real :: pint |
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| 105 | real :: toler |
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| 106 | |
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| 107 | ! real(kind=4) :: ewss(0:nxmax-1,0:nymax-1),nsss(0:nxmax-1,0:nymax-1) |
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| 108 | real :: ewss(0:nxmax-1,0:nymax-1),nsss(0:nxmax-1,0:nymax-1) |
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| 109 | real :: plev1,pmean,tv,fu,hlev1,ff10m,fflev1 |
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| 110 | |
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| 111 | real(kind=dp) :: jul,juldate |
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| 112 | |
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| 113 | character(len=160) :: fnamenc, varname,fnamenc2 |
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| 114 | |
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| 115 | logical :: hflswitch |
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| 116 | |
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| 117 | ! |
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| 118 | ! get grid info from the wrf netcdf file |
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| 119 | ! and check it for consistency against values from gridcheck |
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| 120 | ! |
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| 121 | |
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| 122 | ! print*,'entering timeav' |
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| 123 | |
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| 124 | fnamenc = path(2)(1:length(2))//wfname(indj) |
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| 125 | idiagaa = 0 |
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| 126 | |
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| 127 | call read_ncwrfout_gridinfo( ierr, idiagaa, fnamenc, & |
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| 128 | n_west_east, n_south_north, n_bottom_top, & |
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| 129 | dx_met, dy_met, & |
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| 130 | m_grid_id_dum, m_parent_grid_id_dum, m_parent_grid_ratio_dum, & |
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| 131 | i_parent_start_dum, j_parent_start_dum, & |
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| 132 | map_proj_id_dum, map_stdlon_dum, & |
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| 133 | map_truelat1_dum, map_truelat2_dum, & |
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| 134 | ext_scalar,pbl_physics,mp_physics_dum ) |
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| 135 | if (ierr .ne. 0) then |
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| 136 | write(*,9100) 'error getting gridinfor for met file', fnamenc |
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| 137 | stop |
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| 138 | end if |
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| 139 | |
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| 140 | 9100 format( / '*** readwind -- ', a ) |
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| 141 | 9110 format( / '*** readwind -- ', a, 1x, i8 / & |
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| 142 | 'file = ', a ) |
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| 143 | 9120 format( / '*** readwind -- ', a, 2(1x,i8) / & |
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| 144 | 'file = ', a ) |
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| 145 | 9130 format( / '*** readwind -- ', a, 3(1x,i8) / & |
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| 146 | 'file = ', a ) |
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| 147 | 9115 format( / '*** readwind -- ', a / a, 1x, i8 / & |
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| 148 | 'file = ', a ) |
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| 149 | 9125 format( / '*** readwind -- ', a / a, 2(1x,i8) / & |
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| 150 | 'file = ', a ) |
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| 151 | 9135 format( / '*** readwind -- ', a / a, 3(1x,i8) / & |
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| 152 | 'file = ', a ) |
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| 153 | |
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| 154 | toler = 2.0e-7 |
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| 155 | |
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| 156 | if (nx .ne. n_west_east) then |
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| 157 | write(*,9100) 'nx not consistent', fnamenc |
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| 158 | stop |
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| 159 | end if |
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| 160 | if (ny .ne. n_south_north) then |
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| 161 | write(*,9100) 'ny not consistent', fnamenc |
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| 162 | stop |
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| 163 | end if |
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| 164 | if (nlev_ec .ne. n_bottom_top) then |
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| 165 | write(*,9100) 'nlev_ec not consistent', fnamenc |
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| 166 | stop |
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| 167 | end if |
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| 168 | if (nwz .ne. n_bottom_top+1) then |
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| 169 | write(*,9100) 'nwz not consistent', fnamenc |
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| 170 | stop |
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| 171 | end if |
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| 172 | ! if (nuvz .ne. n_bottom_top+1) then |
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| 173 | ! write(*,9100) 'nuvz not consistent', fnamenc |
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| 174 | ! stop |
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| 175 | ! end if |
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| 176 | |
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| 177 | if (m_grid_id(0) .ne. m_grid_id_dum) then |
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| 178 | write(*,9100) 'm_grid_id not consistent', fnamenc |
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| 179 | write(*,*) m_grid_id(0), m_grid_id_dum |
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| 180 | stop |
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| 181 | end if |
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| 182 | if (m_parent_grid_id(0) .ne. m_parent_grid_id_dum) then |
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| 183 | write(*,9100) 'm_parent_grid_id not consistent', fnamenc |
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| 184 | stop |
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| 185 | end if |
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| 186 | if (m_parent_grid_ratio(0) .ne. m_parent_grid_ratio_dum) then |
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| 187 | write(*,9100) 'm_parent_grid_ratio not consistent', fnamenc |
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| 188 | stop |
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| 189 | end if |
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| 190 | if (i_parent_start(0) .ne. i_parent_start_dum) then |
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| 191 | write(*,9100) 'i_parent_start not consistent', fnamenc |
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| 192 | stop |
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| 193 | end if |
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| 194 | if (j_parent_start(0) .ne. j_parent_start_dum) then |
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| 195 | write(*,9100) 'j_parent_start not consistent', fnamenc |
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| 196 | stop |
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| 197 | end if |
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| 198 | |
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| 199 | if (abs(dx - dx_met) .gt. toler*abs(dx)) then |
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| 200 | write(*,9100) 'dx not consistent', fnamenc |
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| 201 | stop |
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| 202 | end if |
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| 203 | if (abs(dy - dy_met) .gt. toler*abs(dy)) then |
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| 204 | write(*,9100) 'dy not consistent', fnamenc |
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| 205 | stop |
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| 206 | end if |
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| 207 | |
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| 208 | |
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| 209 | ! READ THE FIRST FILE |
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| 210 | if (ldirect.eq.1) indj2=indj |
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| 211 | if (ldirect.eq.-1) indj2=indj |
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| 212 | deltat=wfdt(indj2) |
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| 213 | fnamenc = path(2)(1:length(2))//wfname(indj2) |
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| 214 | ! locate the date/time in the file |
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| 215 | itime = 0 |
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| 216 | 1100 itime = itime + 1 |
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| 217 | call read_ncwrfout_1datetime( ierr, fnamenc, & |
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| 218 | itime, jyyyymmdd, jhhmmss ) |
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| 219 | if (ierr .eq. -1) then |
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| 220 | write(*,9100) 'error reading time from met file', fnamenc |
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| 221 | stop |
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| 222 | else if (ierr .ne. 0) then |
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| 223 | write(*,9125) 'unable to locate date/time in met file', & |
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| 224 | 'indj, itime =', indj2, itime, fnamenc |
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| 225 | stop |
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| 226 | else |
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| 227 | jul = juldate( jyyyymmdd, jhhmmss ) |
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| 228 | duma = (jul-bdate)*86400. |
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| 229 | iduma = nint(duma) |
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| 230 | if (iduma .ne. wftime(indj2)) goto 1100 |
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| 231 | end if |
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| 232 | if (option_verbose.eq.1) then |
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| 233 | write(*,*) |
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| 234 | write(*,*) 'readwind processing wrfout file =' |
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| 235 | write(*,*) fnamenc |
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| 236 | write(*,*) 'itime, ymd, hms =', itime, jyyyymmdd, jhhmmss |
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| 237 | endif |
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| 238 | kbgn = 1 + add_sfc_level |
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| 239 | |
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| 240 | if (wind_option.eq.1) varname = 'AVGFLX_RUM' |
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| 241 | do i = 1, ndims_max |
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| 242 | lendim_exp(i) = 0 |
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| 243 | lendim_max(i) = 1 |
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| 244 | end do |
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| 245 | lendim_exp(1) = nx+1 |
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| 246 | lendim_max(1) = nxmax |
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| 247 | lendim_exp(2) = ny |
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| 248 | lendim_max(2) = nymax |
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| 249 | lendim_exp(3) = nuvz-add_sfc_level |
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| 250 | lendim_max(3) = nuvzmax |
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| 251 | ndims_exp = 4 |
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| 252 | call read_ncwrfout_1realfield( ierr, idiagaa, fnamenc, & |
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| 253 | varname, uuh(0,0,kbgn), & |
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| 254 | itime, & |
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| 255 | ndims, ndims_exp, ndims_max, & |
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| 256 | lendim, lendim_exp, lendim_max ) |
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| 257 | if (ierr .ne. 0) then |
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| 258 | write(*,9100) 'error doing ncread of U', fnamenc |
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| 259 | if (wind_option.le.0) print*,'you asked snapshot winds' |
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| 260 | if (wind_option.eq.1) print*,'you asked mean winds' |
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| 261 | print*,'change wind_option' |
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| 262 | |
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| 263 | stop |
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| 264 | end if |
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| 265 | |
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| 266 | |
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| 267 | ! v wind velocity |
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| 268 | ! the wrf output file contains (nuvz-add_sfc_level) levels |
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| 269 | ! read the data into k=kbgn,nuvz |
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| 270 | ! (interpolate it from "V-grid" to "T-grid" later) |
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| 271 | if (wind_option.eq.1) varname = 'AVGFLX_RVM' |
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| 272 | lendim_exp(1) = nx |
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| 273 | lendim_max(1) = nxmax |
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| 274 | lendim_exp(2) = ny+1 |
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| 275 | lendim_max(2) = nymax |
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| 276 | call read_ncwrfout_1realfield( ierr, idiagaa, fnamenc, & |
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| 277 | varname, vvh(0,0,kbgn), & |
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| 278 | itime, & |
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| 279 | ndims, ndims_exp, ndims_max, & |
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| 280 | lendim, lendim_exp, lendim_max ) |
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| 281 | if (ierr .ne. 0) then |
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| 282 | write(*,9100) 'error doing ncread of V', fnamenc |
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| 283 | if (wind_option.eq.0) print*,'you asked snapshot winds' |
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| 284 | if (wind_option.eq.1) print*,'you asked mean winds' |
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| 285 | print*,'change wind_option' |
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| 286 | stop |
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| 287 | end if |
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| 288 | |
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| 289 | |
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| 290 | ! w wind velocity |
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| 291 | ! this is on the "W-grid", and |
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| 292 | ! the wrf output file contains nwz levels, so no shifting needed |
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| 293 | if (wind_option.eq.1) varname = 'AVGFLX_WWM' |
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| 294 | ! print*,'varname',varname |
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| 295 | lendim_exp(1) = nx |
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| 296 | lendim_max(1) = nxmax |
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| 297 | lendim_exp(2) = ny |
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| 298 | lendim_max(2) = nymax |
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| 299 | lendim_exp(3) = nwz |
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| 300 | lendim_max(3) = nwzmax |
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| 301 | call read_ncwrfout_1realfield( ierr, idiagaa, fnamenc, & |
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| 302 | varname, wwh, & |
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| 303 | itime, & |
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| 304 | ndims, ndims_exp, ndims_max, & |
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| 305 | lendim, lendim_exp, lendim_max ) |
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| 306 | if (ierr .ne. 0) then |
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| 307 | write(*,9100) 'error doing ncread of W', fnamenc |
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| 308 | if (wind_option.eq.0) print*,'you asked snapshot winds' |
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| 309 | if (wind_option.eq.1) print*,'you asked mean winds' |
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| 310 | print*,'change wind_option' |
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| 311 | stop |
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| 312 | end if |
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| 313 | |
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| 314 | ! READ THE SECOND FILE and average |
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| 315 | ! deltat must be equal to deltat2, otherwise the time-average wind cannot be |
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| 316 | ! fixed. |
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| 317 | ! deltat is assumed to be the same than the WRF output. |
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| 318 | |
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| 319 | if (ldirect.eq.1) indj2=indj+1 |
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| 320 | if (ldirect.eq.-1) indj2=indj-1 |
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| 321 | deltat2=wfdt(indj2) |
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| 322 | fnamenc = path(2)(1:length(2))//wfname(indj2) |
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| 323 | |
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| 324 | ! print*,'test timeav',deltat,deltat2,indj2,numbwf |
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| 325 | if (deltat.eq.deltat2 .and. indj2.ge.1 .and.indj2.le.numbwf) then |
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| 326 | ! print*,'reading second file in timeav',deltat,deltat2,indj2 |
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| 327 | ! locate the date/time in the file |
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| 328 | itime = 0 |
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| 329 | 1101 itime = itime + 1 |
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| 330 | call read_ncwrfout_1datetime( ierr, fnamenc, & |
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| 331 | itime, jyyyymmdd, jhhmmss ) |
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| 332 | if (ierr .eq. -1) then |
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| 333 | write(*,9100) 'error reading time from met file', fnamenc |
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| 334 | stop |
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| 335 | else if (ierr .ne. 0) then |
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| 336 | write(*,9125) 'unable to locate date/time in met file', & |
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| 337 | 'indj, itime =', indj2, itime, fnamenc |
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| 338 | stop |
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| 339 | else |
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| 340 | jul = juldate( jyyyymmdd, jhhmmss ) |
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| 341 | duma = (jul-bdate)*86400. |
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| 342 | iduma = nint(duma) |
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| 343 | if (iduma .ne. wftime(indj2)) goto 1101 |
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| 344 | end if |
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| 345 | if (option_verbose.eq.1) then |
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| 346 | write(*,*) |
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| 347 | write(*,*) 'readwind processing wrfout file =' |
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| 348 | write(*,*) fnamenc |
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| 349 | write(*,*) 'itime, ymd, hms =', itime, jyyyymmdd, jhhmmss |
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| 350 | endif |
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| 351 | kbgn = 1 + add_sfc_level |
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| 352 | |
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| 353 | if (wind_option.eq.1) varname = 'AVGFLX_RUM' |
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| 354 | ! print*,'varname',varname |
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| 355 | do i = 1, ndims_max |
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| 356 | lendim_exp(i) = 0 |
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| 357 | lendim_max(i) = 1 |
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| 358 | end do |
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| 359 | lendim_exp(1) = nx+1 |
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| 360 | lendim_max(1) = nxmax |
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| 361 | lendim_exp(2) = ny |
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| 362 | lendim_max(2) = nymax |
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| 363 | lendim_exp(3) = nuvz-add_sfc_level |
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| 364 | lendim_max(3) = nuvzmax |
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| 365 | ndims_exp = 4 |
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| 366 | call read_ncwrfout_1realfield( ierr, idiagaa, fnamenc, & |
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| 367 | varname, uuh2(0,0,kbgn), & |
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| 368 | itime, & |
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| 369 | ndims, ndims_exp, ndims_max, & |
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| 370 | lendim, lendim_exp, lendim_max ) |
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| 371 | if (ierr .ne. 0) then |
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| 372 | write(*,9100) 'error doing ncread of U', fnamenc |
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| 373 | if (wind_option.le.0) print*,'you asked snapshot winds' |
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| 374 | if (wind_option.eq.1) print*,'you asked mean winds' |
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| 375 | print*,'change wind_option' |
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| 376 | |
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| 377 | stop |
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| 378 | end if |
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| 379 | |
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| 380 | |
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| 381 | ! v wind velocity |
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| 382 | ! the wrf output file contains (nuvz-add_sfc_level) levels |
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| 383 | ! read the data into k=kbgn,nuvz |
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| 384 | ! (interpolate it from "V-grid" to "T-grid" later) |
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| 385 | if (wind_option.eq.1) varname = 'AVGFLX_RVM' |
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| 386 | ! print*,'varname',varname |
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| 387 | lendim_exp(1) = nx |
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| 388 | lendim_max(1) = nxmax |
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| 389 | lendim_exp(2) = ny+1 |
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| 390 | lendim_max(2) = nymax |
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| 391 | call read_ncwrfout_1realfield( ierr, idiagaa, fnamenc, & |
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| 392 | varname, vvh2(0,0,kbgn), & |
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| 393 | itime, & |
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| 394 | ndims, ndims_exp, ndims_max, & |
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| 395 | lendim, lendim_exp, lendim_max ) |
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| 396 | if (ierr .ne. 0) then |
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| 397 | write(*,9100) 'error doing ncread of V', fnamenc |
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| 398 | if (wind_option.eq.0) print*,'you asked snapshot winds' |
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| 399 | if (wind_option.eq.1) print*,'you asked mean winds' |
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| 400 | print*,'change wind_option' |
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| 401 | stop |
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| 402 | end if |
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| 403 | |
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| 404 | |
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| 405 | ! w wind velocity |
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| 406 | ! this is on the "W-grid", and |
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| 407 | ! the wrf output file contains nwz levels, so no shifting needed |
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| 408 | if (wind_option.eq.1) varname = 'AVGFLX_WWM' |
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| 409 | ! print*,'varname',varname |
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| 410 | lendim_exp(1) = nx |
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| 411 | lendim_max(1) = nxmax |
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| 412 | lendim_exp(2) = ny |
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| 413 | lendim_max(2) = nymax |
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| 414 | lendim_exp(3) = nwz |
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| 415 | lendim_max(3) = nwzmax |
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| 416 | call read_ncwrfout_1realfield( ierr, idiagaa, fnamenc, & |
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| 417 | varname, wwh2, & |
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| 418 | itime, & |
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| 419 | ndims, ndims_exp, ndims_max, & |
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| 420 | lendim, lendim_exp, lendim_max ) |
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| 421 | if (ierr .ne. 0) then |
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| 422 | write(*,9100) 'error doing ncread of W', fnamenc |
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| 423 | if (wind_option.eq.0) print*,'you asked snapshot winds' |
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| 424 | if (wind_option.eq.1) print*,'you asked mean winds' |
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| 425 | print*,'change wind_option' |
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| 426 | stop |
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| 427 | end if |
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| 428 | |
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| 429 | ! print*,'start modif timeav' |
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| 430 | do k=1,nuvzmax |
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| 431 | do j=0,nymax-1 |
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| 432 | do i=0,nxmax-1 |
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| 433 | uuh(i,j,k)=0.5*(uuh(i,j,k)+uuh2(i,j,k)) |
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| 434 | vvh(i,j,k)=0.5*(vvh(i,j,k)+vvh2(i,j,k)) |
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| 435 | enddo |
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| 436 | enddo |
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| 437 | enddo |
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| 438 | do k=1,nwzmax |
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| 439 | do j=0,nymax-1 |
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| 440 | do i=0,nxmax-1 |
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| 441 | wwh(i,j,k)=0.5*(wwh(i,j,k)+wwh2(i,j,k)) |
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| 442 | enddo |
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| 443 | enddo |
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| 444 | enddo |
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| 445 | ! print*,'end modif timeav' |
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| 446 | |
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| 447 | |
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| 448 | endif ! test on deltat |
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| 449 | |
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| 450 | ! print*,'out of entering timeav' |
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| 451 | |
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| 452 | return |
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| 453 | end subroutine readwind_timeav |
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| 454 | |
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