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 | subroutine verttransform_ecmwf(n,uuh,vvh,wwh,pvh) |
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23 | ! i i i i i |
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24 | !***************************************************************************** |
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25 | ! * |
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26 | ! This subroutine transforms temperature, dew point temperature and * |
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27 | ! wind components from eta to meter coordinates. * |
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28 | ! The vertical wind component is transformed from Pa/s to m/s using * |
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29 | ! the conversion factor pinmconv. * |
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30 | ! In addition, this routine calculates vertical density gradients * |
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31 | ! needed for the parameterization of the turbulent velocities. * |
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32 | ! * |
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33 | ! Author: A. Stohl, G. Wotawa * |
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34 | ! * |
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35 | ! 12 August 1996 * |
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36 | ! Update: 16 January 1998 * |
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37 | ! * |
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38 | ! Major update: 17 February 1999 * |
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39 | ! by G. Wotawa * |
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40 | ! * |
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41 | ! - Vertical levels for u, v and w are put together * |
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42 | ! - Slope correction for vertical velocity: Modification of calculation * |
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43 | ! procedure * |
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44 | ! * |
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45 | !***************************************************************************** |
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46 | ! Changes, Bernd C. Krueger, Feb. 2001: |
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47 | ! Variables tth and qvh (on eta coordinates) from common block |
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48 | ! |
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49 | ! Sabine Eckhardt, March 2007 |
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50 | ! added the variable cloud for use with scavenging - descr. in com_mod |
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51 | ! |
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52 | ! Unified ECMWF and GFS builds |
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53 | ! Marian Harustak, 12.5.2017 |
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54 | ! - Renamed from verttransform to verttransform_ecmwf |
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55 | !***************************************************************************** |
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56 | ! Date: 2017-05-30 modification of a bug in ew. Don Morton (CTBTO project) * |
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57 | !***************************************************************************** |
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58 | ! * |
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59 | ! Variables: * |
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60 | ! nx,ny,nz field dimensions in x,y and z direction * |
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61 | ! clouds(0:nxmax,0:nymax,0:nzmax,numwfmem) cloud field for wet deposition * |
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62 | ! uu(0:nxmax,0:nymax,nzmax,numwfmem) wind components in x-direction [m/s]* |
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63 | ! vv(0:nxmax,0:nymax,nzmax,numwfmem) wind components in y-direction [m/s]* |
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64 | ! ww(0:nxmax,0:nymax,nzmax,numwfmem) wind components in z-direction * |
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65 | ! [deltaeta/s] * |
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66 | ! tt(0:nxmax,0:nymax,nzmax,numwfmem) temperature [K] * |
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67 | ! pv(0:nxmax,0:nymax,nzmax,numwfmem) potential voriticity (pvu) * |
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68 | ! ps(0:nxmax,0:nymax,numwfmem) surface pressure [Pa] * |
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69 | ! * |
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70 | !***************************************************************************** |
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71 | |
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72 | use par_mod |
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73 | use com_mod |
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74 | use cmapf_mod, only: cc2gll |
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75 | ! use mpi_mod |
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76 | |
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77 | implicit none |
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78 | |
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79 | real,intent(in),dimension(0:nxmax-1,0:nymax-1,nuvzmax) :: uuh,vvh,pvh |
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80 | real,intent(in),dimension(0:nxmax-1,0:nymax-1,nwzmax) :: wwh |
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81 | |
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82 | real,dimension(0:nxmax-1,0:nymax-1,nuvzmax) :: rhoh,uvzlev,wzlev |
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83 | real,dimension(0:nxmax-1,0:nymax-1,nzmax) :: pinmconv |
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84 | real,dimension(0:nxmax-1,0:nymax-1) :: tvold,pold,pint,tv |
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85 | real,dimension(0:nymax-1) :: cosf |
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86 | |
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87 | integer,dimension(0:nxmax-1,0:nymax-1) :: rain_cloud_above,idx |
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88 | |
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89 | integer :: ix,jy,kz,iz,n,kmin,ix1,jy1,ixp,jyp,ixm,jym,kz_inv |
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90 | real :: f_qvsat,pressure,rh,lsp,convp,cloudh_min,prec |
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91 | real :: ew,dz1,dz2,dz |
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92 | real :: xlon,ylat,xlonr,dzdx,dzdy |
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93 | real :: dzdx1,dzdx2,dzdy1,dzdy2 |
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94 | real :: uuaux,vvaux,uupolaux,vvpolaux,ddpol,ffpol,wdummy |
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95 | real,parameter :: const=r_air/ga |
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96 | real,parameter :: precmin = 0.002 ! minimum prec in mm/h for cloud diagnostics |
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97 | |
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98 | logical :: init = .true. |
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99 | logical :: init_w = .false. |
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100 | logical :: init_r = .false. |
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101 | |
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102 | |
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103 | !ZHG SEP 2014 tests |
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104 | ! integer :: cloud_ver,cloud_min, cloud_max |
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105 | ! integer ::teller(5), convpteller=0, lspteller=0 |
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106 | ! real :: cloud_col_wat, cloud_water |
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107 | !ZHG 2015 temporary variables for testing |
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108 | ! real :: rcw(0:nxmax-1,0:nymax-1) |
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109 | ! real :: rpc(0:nxmax-1,0:nymax-1) |
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110 | ! character(len=60) :: zhgpath='/xnilu_wrk/flex_wrk/zhg/' |
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111 | ! character(len=60) :: fnameA,fnameB,fnameC,fnameD,fnameE,fnameF,fnameG,fnameH |
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112 | ! CHARACTER(LEN=3) :: aspec |
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113 | ! integer :: virr=0 |
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114 | !real :: tot_cloud_h |
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115 | !real :: dbg_height(nzmax) |
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116 | !ZHG |
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117 | |
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118 | !************************************************************************* |
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119 | ! If verttransform is called the first time, initialize heights of the * |
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120 | ! z levels in meter. The heights are the heights of model levels, where * |
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121 | ! u,v,T and qv are given, and of the interfaces, where w is given. So, * |
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122 | ! the vertical resolution in the z system is doubled. As reference point,* |
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123 | ! the lower left corner of the grid is used. * |
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124 | ! Unlike in the eta system, no difference between heights for u,v and * |
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125 | ! heights for w exists. * |
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126 | !************************************************************************* |
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127 | |
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128 | |
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129 | !eso measure CPU time |
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130 | ! call mpif_mtime('verttransform',0) |
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131 | |
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132 | if (init) then |
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133 | |
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134 | |
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135 | if (init_r) then |
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136 | |
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137 | open(333,file='heights.txt', & |
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138 | form='formatted') |
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139 | do kz=1,nuvz |
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140 | read(333,*) height(kz) |
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141 | end do |
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142 | close(333) |
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143 | write(*,*) 'height read' |
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144 | else |
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145 | |
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146 | |
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147 | ! Search for a point with high surface pressure (i.e. not above significant topography) |
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148 | ! Then, use this point to construct a reference z profile, to be used at all times |
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149 | !***************************************************************************** |
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150 | |
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151 | do jy=0,nymin1 |
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152 | do ix=0,nxmin1 |
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153 | if (ps(ix,jy,1,n).gt.100000.) then |
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154 | ixm=ix |
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155 | jym=jy |
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156 | goto 3 |
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157 | endif |
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158 | end do |
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159 | end do |
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160 | 3 continue |
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161 | |
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162 | |
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163 | tvold(ixm,jym)=tt2(ixm,jym,1,n)*(1.+0.378*ew(td2(ixm,jym,1,n))/ & |
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164 | ps(ixm,jym,1,n)) |
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165 | pold(ixm,jym)=ps(ixm,jym,1,n) |
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166 | height(1)=0. |
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167 | |
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168 | do kz=2,nuvz |
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169 | pint=akz(kz)+bkz(kz)*ps(ixm,jym,1,n) |
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170 | tv=tth(ixm,jym,kz,n)*(1.+0.608*qvh(ixm,jym,kz,n)) |
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171 | |
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172 | if (abs(tv(ixm,jym)-tvold(ixm,jym)).gt.0.2) then |
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173 | height(kz)= & |
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174 | height(kz-1)+const*log(pold(ixm,jym)/pint(ixm,jym))* & |
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175 | (tv(ixm,jym)-tvold(ixm,jym))/log(tv(ixm,jym)/tvold(ixm,jym)) |
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176 | else |
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177 | height(kz)=height(kz-1)+ & |
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178 | const*log(pold(ixm,jym)/pint(ixm,jym))*tv(ixm,jym) |
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179 | endif |
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180 | |
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181 | tvold(ixm,jym)=tv(ixm,jym) |
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182 | pold(ixm,jym)=pint(ixm,jym) |
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183 | end do |
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184 | |
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185 | if (init_w) then |
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186 | open(333,file='heights.txt', & |
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187 | form='formatted') |
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188 | do kz=1,nuvz |
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189 | write(333,*) height(kz) |
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190 | end do |
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191 | close(333) |
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192 | endif |
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193 | |
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194 | endif ! init |
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195 | |
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196 | ! Determine highest levels that can be within PBL |
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197 | !************************************************ |
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198 | |
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199 | do kz=1,nz |
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200 | if (height(kz).gt.hmixmax) then |
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201 | nmixz=kz |
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202 | goto 9 |
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203 | endif |
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204 | end do |
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205 | 9 continue |
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206 | |
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207 | ! Do not repeat initialization of the Cartesian z grid |
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208 | !***************************************************** |
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209 | |
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210 | init=.false. |
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211 | |
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212 | ! dbg_height = height |
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213 | |
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214 | endif |
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215 | |
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216 | |
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217 | ! Loop over the whole grid |
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218 | !************************* |
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219 | |
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220 | |
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221 | do jy=0,nymin1 |
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222 | do ix=0,nxmin1 |
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223 | tvold(ix,jy)=tt2(ix,jy,1,n)*(1.+0.378*ew(td2(ix,jy,1,n))/ & |
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224 | ps(ix,jy,1,n)) |
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225 | enddo |
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226 | enddo |
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227 | pold=ps(:,:,1,n) |
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228 | uvzlev(:,:,1)=0. |
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229 | wzlev(:,:,1)=0. |
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230 | rhoh(:,:,1)=pold/(r_air*tvold) |
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231 | |
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232 | |
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233 | ! Compute heights of eta levels |
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234 | !****************************** |
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235 | |
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236 | do kz=2,nuvz |
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237 | pint=akz(kz)+bkz(kz)*ps(:,:,1,n) |
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238 | tv=tth(:,:,kz,n)*(1.+0.608*qvh(:,:,kz,n)) |
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239 | rhoh(:,:,kz)=pint(:,:)/(r_air*tv) |
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240 | |
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241 | where (abs(tv-tvold).gt.0.2) |
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242 | uvzlev(:,:,kz)=uvzlev(:,:,kz-1)+const*log(pold/pint)* & |
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243 | (tv-tvold)/log(tv/tvold) |
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244 | elsewhere |
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245 | uvzlev(:,:,kz)=uvzlev(:,:,kz-1)+const*log(pold/pint)*tv |
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246 | endwhere |
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247 | |
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248 | tvold=tv |
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249 | pold=pint |
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250 | end do |
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251 | |
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252 | |
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253 | do kz=2,nwz-1 |
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254 | wzlev(:,:,kz)=(uvzlev(:,:,kz+1)+uvzlev(:,:,kz))/2. |
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255 | end do |
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256 | wzlev(:,:,nwz)=wzlev(:,:,nwz-1)+ & |
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257 | uvzlev(:,:,nuvz)-uvzlev(:,:,nuvz-1) |
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258 | |
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259 | ! pinmconv=(h2-h1)/(p2-p1) |
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260 | |
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261 | pinmconv(:,:,1)=(uvzlev(:,:,2))/ & |
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262 | ((aknew(2)+bknew(2)*ps(:,:,1,n))- & |
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263 | (aknew(1)+bknew(1)*ps(:,:,1,n))) |
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264 | do kz=2,nz-1 |
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265 | pinmconv(:,:,kz)=(uvzlev(:,:,kz+1)-uvzlev(:,:,kz-1))/ & |
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266 | ((aknew(kz+1)+bknew(kz+1)*ps(:,:,1,n))- & |
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267 | (aknew(kz-1)+bknew(kz-1)*ps(:,:,1,n))) |
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268 | end do |
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269 | pinmconv(:,:,nz)=(uvzlev(:,:,nz)-uvzlev(:,:,nz-1))/ & |
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270 | ((aknew(nz)+bknew(nz)*ps(:,:,1,n))- & |
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271 | (aknew(nz-1)+bknew(nz-1)*ps(:,:,1,n))) |
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272 | |
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273 | ! Levels, where u,v,t and q are given |
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274 | !************************************ |
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275 | |
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276 | |
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277 | uu(:,:,1,n)=uuh(:,:,1) |
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278 | vv(:,:,1,n)=vvh(:,:,1) |
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279 | tt(:,:,1,n)=tth(:,:,1,n) |
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280 | qv(:,:,1,n)=qvh(:,:,1,n) |
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281 | !hg adding the cloud water |
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282 | if (readclouds) then |
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283 | clwc(:,:,1,n)=clwch(:,:,1,n) |
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284 | if (.not.sumclouds) ciwc(:,:,1,n)=ciwch(:,:,1,n) |
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285 | end if |
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286 | !hg |
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287 | pv(:,:,1,n)=pvh(:,:,1) |
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288 | rho(:,:,1,n)=rhoh(:,:,1) |
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289 | |
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290 | uu(:,:,nz,n)=uuh(:,:,nuvz) |
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291 | vv(:,:,nz,n)=vvh(:,:,nuvz) |
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292 | tt(:,:,nz,n)=tth(:,:,nuvz,n) |
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293 | qv(:,:,nz,n)=qvh(:,:,nuvz,n) |
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294 | !hg adding the cloud water |
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295 | if (readclouds) then |
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296 | clwc(:,:,nz,n)=clwch(:,:,nuvz,n) |
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297 | if (.not.sumclouds) ciwc(:,:,nz,n)=ciwch(:,:,nuvz,n) |
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298 | end if |
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299 | !hg |
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300 | pv(:,:,nz,n)=pvh(:,:,nuvz) |
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301 | rho(:,:,nz,n)=rhoh(:,:,nuvz) |
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302 | |
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303 | |
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304 | kmin=2 |
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305 | idx=kmin |
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306 | do iz=2,nz-1 |
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307 | do jy=0,nymin1 |
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308 | do ix=0,nxmin1 |
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309 | if(height(iz).gt.uvzlev(ix,jy,nuvz)) then |
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310 | uu(ix,jy,iz,n)=uu(ix,jy,nz,n) |
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311 | vv(ix,jy,iz,n)=vv(ix,jy,nz,n) |
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312 | tt(ix,jy,iz,n)=tt(ix,jy,nz,n) |
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313 | qv(ix,jy,iz,n)=qv(ix,jy,nz,n) |
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314 | !hg adding the cloud water |
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315 | if (readclouds) then |
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316 | clwc(ix,jy,iz,n)=clwc(ix,jy,nz,n) |
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317 | if (.not.sumclouds) ciwc(ix,jy,iz,n)=ciwc(ix,jy,nz,n) |
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318 | end if |
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319 | !hg |
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320 | pv(ix,jy,iz,n)=pv(ix,jy,nz,n) |
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321 | rho(ix,jy,iz,n)=rho(ix,jy,nz,n) |
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322 | else |
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323 | innuvz: do kz=idx(ix,jy),nuvz |
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324 | if (idx(ix,jy) .le. kz .and. (height(iz).gt.uvzlev(ix,jy,kz-1)).and. & |
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325 | (height(iz).le.uvzlev(ix,jy,kz))) then |
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326 | idx(ix,jy)=kz |
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327 | exit innuvz |
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328 | endif |
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329 | enddo innuvz |
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330 | endif |
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331 | enddo |
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332 | enddo |
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333 | do jy=0,nymin1 |
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334 | do ix=0,nxmin1 |
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335 | if(height(iz).le.uvzlev(ix,jy,nuvz)) then |
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336 | kz=idx(ix,jy) |
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337 | dz1=height(iz)-uvzlev(ix,jy,kz-1) |
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338 | dz2=uvzlev(ix,jy,kz)-height(iz) |
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339 | dz=dz1+dz2 |
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340 | uu(ix,jy,iz,n)=(uuh(ix,jy,kz-1)*dz2+uuh(ix,jy,kz)*dz1)/dz |
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341 | vv(ix,jy,iz,n)=(vvh(ix,jy,kz-1)*dz2+vvh(ix,jy,kz)*dz1)/dz |
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342 | tt(ix,jy,iz,n)=(tth(ix,jy,kz-1,n)*dz2 & |
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343 | +tth(ix,jy,kz,n)*dz1)/dz |
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344 | qv(ix,jy,iz,n)=(qvh(ix,jy,kz-1,n)*dz2 & |
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345 | +qvh(ix,jy,kz,n)*dz1)/dz |
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346 | !hg adding the cloud water |
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347 | if (readclouds) then |
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348 | clwc(ix,jy,iz,n)=(clwch(ix,jy,kz-1,n)*dz2+clwch(ix,jy,kz,n)*dz1)/dz |
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349 | if (.not.sumclouds) & |
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350 | &ciwc(ix,jy,iz,n)=(ciwch(ix,jy,kz-1,n)*dz2+ciwch(ix,jy,kz,n)*dz1)/dz |
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351 | end if |
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352 | !hg |
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353 | pv(ix,jy,iz,n)=(pvh(ix,jy,kz-1)*dz2+pvh(ix,jy,kz)*dz1)/dz |
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354 | rho(ix,jy,iz,n)=(rhoh(ix,jy,kz-1)*dz2+rhoh(ix,jy,kz)*dz1)/dz |
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355 | endif |
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356 | enddo |
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357 | enddo |
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358 | enddo |
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359 | |
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360 | |
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361 | ! Levels, where w is given |
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362 | !************************* |
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363 | |
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364 | ww(:,:,1,n)=wwh(:,:,1)*pinmconv(:,:,1) |
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365 | ww(:,:,nz,n)=wwh(:,:,nwz)*pinmconv(:,:,nz) |
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366 | kmin=2 |
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367 | idx=kmin |
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368 | do iz=2,nz |
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369 | do jy=0,nymin1 |
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370 | do ix=0,nxmin1 |
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371 | inn: do kz=idx(ix,jy),nwz |
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372 | if(idx(ix,jy) .le. kz .and. height(iz).gt.wzlev(ix,jy,kz-1).and. & |
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373 | height(iz).le.wzlev(ix,jy,kz)) then |
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374 | idx(ix,jy)=kz |
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375 | exit inn |
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376 | endif |
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377 | enddo inn |
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378 | enddo |
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379 | enddo |
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380 | do jy=0,nymin1 |
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381 | do ix=0,nxmin1 |
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382 | kz=idx(ix,jy) |
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383 | dz1=height(iz)-wzlev(ix,jy,kz-1) |
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384 | dz2=wzlev(ix,jy,kz)-height(iz) |
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385 | dz=dz1+dz2 |
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386 | ww(ix,jy,iz,n)=(wwh(ix,jy,kz-1)*pinmconv(ix,jy,kz-1)*dz2 & |
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387 | +wwh(ix,jy,kz)*pinmconv(ix,jy,kz)*dz1)/dz |
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388 | enddo |
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389 | enddo |
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390 | enddo |
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391 | |
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392 | ! Compute density gradients at intermediate levels |
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393 | !************************************************* |
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394 | |
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395 | drhodz(:,:,1,n)=(rho(:,:,2,n)-rho(:,:,1,n))/ & |
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396 | (height(2)-height(1)) |
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397 | do kz=2,nz-1 |
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398 | drhodz(:,:,kz,n)=(rho(:,:,kz+1,n)-rho(:,:,kz-1,n))/ & |
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399 | (height(kz+1)-height(kz-1)) |
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400 | end do |
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401 | drhodz(:,:,nz,n)=drhodz(:,:,nz-1,n) |
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402 | |
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403 | ! end do |
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404 | ! end do |
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405 | |
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406 | |
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407 | !**************************************************************** |
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408 | ! Compute slope of eta levels in windward direction and resulting |
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409 | ! vertical wind correction |
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410 | !**************************************************************** |
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411 | |
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412 | do jy=1,ny-2 |
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413 | cosf(jy)=1./cos((real(jy)*dy+ylat0)*pi180) |
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414 | enddo |
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415 | |
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416 | kmin=2 |
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417 | idx=kmin |
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418 | do iz=2,nz-1 |
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419 | do jy=1,ny-2 |
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420 | do ix=1,nx-2 |
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421 | |
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422 | inneta: do kz=idx(ix,jy),nz |
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423 | if (idx(ix,jy) .le. kz .and. (height(iz).gt.uvzlev(ix,jy,kz-1)).and. & |
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424 | (height(iz).le.uvzlev(ix,jy,kz))) then |
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425 | idx(ix,jy)=kz |
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426 | exit inneta |
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427 | endif |
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428 | enddo inneta |
---|
429 | enddo |
---|
430 | enddo |
---|
431 | |
---|
432 | do jy=1,ny-2 |
---|
433 | do ix=1,nx-2 |
---|
434 | kz=idx(ix,jy) |
---|
435 | dz1=height(iz)-uvzlev(ix,jy,kz-1) |
---|
436 | dz2=uvzlev(ix,jy,kz)-height(iz) |
---|
437 | dz=dz1+dz2 |
---|
438 | ix1=ix-1 |
---|
439 | jy1=jy-1 |
---|
440 | ixp=ix+1 |
---|
441 | jyp=jy+1 |
---|
442 | |
---|
443 | dzdx1=(uvzlev(ixp,jy,kz-1)-uvzlev(ix1,jy,kz-1))/2. |
---|
444 | dzdx2=(uvzlev(ixp,jy,kz)-uvzlev(ix1,jy,kz))/2. |
---|
445 | dzdx=(dzdx1*dz2+dzdx2*dz1)/dz |
---|
446 | |
---|
447 | dzdy1=(uvzlev(ix,jyp,kz-1)-uvzlev(ix,jy1,kz-1))/2. |
---|
448 | dzdy2=(uvzlev(ix,jyp,kz)-uvzlev(ix,jy1,kz))/2. |
---|
449 | dzdy=(dzdy1*dz2+dzdy2*dz1)/dz |
---|
450 | |
---|
451 | ww(ix,jy,iz,n)=ww(ix,jy,iz,n)+(dzdx*uu(ix,jy,iz,n)*dxconst*cosf(jy)+dzdy*vv(ix,jy,iz,n)*dyconst) |
---|
452 | |
---|
453 | end do |
---|
454 | |
---|
455 | end do |
---|
456 | end do |
---|
457 | |
---|
458 | ! If north pole is in the domain, calculate wind velocities in polar |
---|
459 | ! stereographic coordinates |
---|
460 | !******************************************************************* |
---|
461 | |
---|
462 | if (nglobal) then |
---|
463 | do iz=1,nz |
---|
464 | do jy=int(switchnorthg)-2,nymin1 |
---|
465 | ylat=ylat0+real(jy)*dy |
---|
466 | do ix=0,nxmin1 |
---|
467 | xlon=xlon0+real(ix)*dx |
---|
468 | call cc2gll(northpolemap,ylat,xlon,uu(ix,jy,iz,n), & |
---|
469 | vv(ix,jy,iz,n),uupol(ix,jy,iz,n), & |
---|
470 | vvpol(ix,jy,iz,n)) |
---|
471 | end do |
---|
472 | end do |
---|
473 | end do |
---|
474 | |
---|
475 | |
---|
476 | do iz=1,nz |
---|
477 | |
---|
478 | ! CALCULATE FFPOL, DDPOL FOR CENTRAL GRID POINT |
---|
479 | ! |
---|
480 | ! AMSnauffer Nov 18 2004 Added check for case vv=0 |
---|
481 | ! |
---|
482 | xlon=xlon0+real(nx/2-1)*dx |
---|
483 | xlonr=xlon*pi/180. |
---|
484 | ffpol=sqrt(uu(nx/2-1,nymin1,iz,n)**2+ & |
---|
485 | vv(nx/2-1,nymin1,iz,n)**2) |
---|
486 | if (vv(nx/2-1,nymin1,iz,n).lt.0.) then |
---|
487 | ddpol=atan(uu(nx/2-1,nymin1,iz,n)/ & |
---|
488 | vv(nx/2-1,nymin1,iz,n))-xlonr |
---|
489 | else if (vv(nx/2-1,nymin1,iz,n).gt.0.) then |
---|
490 | ddpol=pi+atan(uu(nx/2-1,nymin1,iz,n)/ & |
---|
491 | vv(nx/2-1,nymin1,iz,n))-xlonr |
---|
492 | else |
---|
493 | ddpol=pi/2-xlonr |
---|
494 | endif |
---|
495 | if(ddpol.lt.0.) ddpol=2.0*pi+ddpol |
---|
496 | if(ddpol.gt.2.0*pi) ddpol=ddpol-2.0*pi |
---|
497 | |
---|
498 | ! CALCULATE U,V FOR 180 DEG, TRANSFORM TO POLAR STEREOGRAPHIC GRID |
---|
499 | xlon=180.0 |
---|
500 | xlonr=xlon*pi/180. |
---|
501 | ylat=90.0 |
---|
502 | uuaux=-ffpol*sin(xlonr+ddpol) |
---|
503 | vvaux=-ffpol*cos(xlonr+ddpol) |
---|
504 | call cc2gll(northpolemap,ylat,xlon,uuaux,vvaux,uupolaux, & |
---|
505 | vvpolaux) |
---|
506 | |
---|
507 | jy=nymin1 |
---|
508 | do ix=0,nxmin1 |
---|
509 | uupol(ix,jy,iz,n)=uupolaux |
---|
510 | vvpol(ix,jy,iz,n)=vvpolaux |
---|
511 | end do |
---|
512 | end do |
---|
513 | |
---|
514 | |
---|
515 | ! Fix: Set W at pole to the zonally averaged W of the next equator- |
---|
516 | ! ward parallel of latitude |
---|
517 | |
---|
518 | do iz=1,nz |
---|
519 | wdummy=0. |
---|
520 | jy=ny-2 |
---|
521 | do ix=0,nxmin1 |
---|
522 | wdummy=wdummy+ww(ix,jy,iz,n) |
---|
523 | end do |
---|
524 | wdummy=wdummy/real(nx) |
---|
525 | jy=nymin1 |
---|
526 | do ix=0,nxmin1 |
---|
527 | ww(ix,jy,iz,n)=wdummy |
---|
528 | end do |
---|
529 | end do |
---|
530 | |
---|
531 | endif |
---|
532 | |
---|
533 | |
---|
534 | ! If south pole is in the domain, calculate wind velocities in polar |
---|
535 | ! stereographic coordinates |
---|
536 | !******************************************************************* |
---|
537 | |
---|
538 | if (sglobal) then |
---|
539 | do iz=1,nz |
---|
540 | do jy=0,int(switchsouthg)+3 |
---|
541 | ylat=ylat0+real(jy)*dy |
---|
542 | do ix=0,nxmin1 |
---|
543 | xlon=xlon0+real(ix)*dx |
---|
544 | call cc2gll(southpolemap,ylat,xlon,uu(ix,jy,iz,n), & |
---|
545 | vv(ix,jy,iz,n),uupol(ix,jy,iz,n), & |
---|
546 | vvpol(ix,jy,iz,n)) |
---|
547 | end do |
---|
548 | end do |
---|
549 | end do |
---|
550 | |
---|
551 | do iz=1,nz |
---|
552 | |
---|
553 | ! CALCULATE FFPOL, DDPOL FOR CENTRAL GRID POINT |
---|
554 | ! |
---|
555 | ! AMSnauffer Nov 18 2004 Added check for case vv=0 |
---|
556 | ! |
---|
557 | xlon=xlon0+real(nx/2-1)*dx |
---|
558 | xlonr=xlon*pi/180. |
---|
559 | ffpol=sqrt(uu(nx/2-1,0,iz,n)**2+ & |
---|
560 | vv(nx/2-1,0,iz,n)**2) |
---|
561 | if (vv(nx/2-1,0,iz,n).lt.0.) then |
---|
562 | ddpol=atan(uu(nx/2-1,0,iz,n)/ & |
---|
563 | vv(nx/2-1,0,iz,n))+xlonr |
---|
564 | else if (vv(nx/2-1,0,iz,n).gt.0.) then |
---|
565 | ddpol=pi+atan(uu(nx/2-1,0,iz,n)/ & |
---|
566 | vv(nx/2-1,0,iz,n))+xlonr |
---|
567 | else |
---|
568 | ddpol=pi/2-xlonr |
---|
569 | endif |
---|
570 | if(ddpol.lt.0.) ddpol=2.0*pi+ddpol |
---|
571 | if(ddpol.gt.2.0*pi) ddpol=ddpol-2.0*pi |
---|
572 | |
---|
573 | ! CALCULATE U,V FOR 180 DEG, TRANSFORM TO POLAR STEREOGRAPHIC GRID |
---|
574 | xlon=180.0 |
---|
575 | xlonr=xlon*pi/180. |
---|
576 | ylat=-90.0 |
---|
577 | uuaux=+ffpol*sin(xlonr-ddpol) |
---|
578 | vvaux=-ffpol*cos(xlonr-ddpol) |
---|
579 | call cc2gll(northpolemap,ylat,xlon,uuaux,vvaux,uupolaux, & |
---|
580 | vvpolaux) |
---|
581 | |
---|
582 | jy=0 |
---|
583 | do ix=0,nxmin1 |
---|
584 | uupol(ix,jy,iz,n)=uupolaux |
---|
585 | vvpol(ix,jy,iz,n)=vvpolaux |
---|
586 | end do |
---|
587 | end do |
---|
588 | |
---|
589 | |
---|
590 | ! Fix: Set W at pole to the zonally averaged W of the next equator- |
---|
591 | ! ward parallel of latitude |
---|
592 | |
---|
593 | do iz=1,nz |
---|
594 | wdummy=0. |
---|
595 | jy=1 |
---|
596 | do ix=0,nxmin1 |
---|
597 | wdummy=wdummy+ww(ix,jy,iz,n) |
---|
598 | end do |
---|
599 | wdummy=wdummy/real(nx) |
---|
600 | jy=0 |
---|
601 | do ix=0,nxmin1 |
---|
602 | ww(ix,jy,iz,n)=wdummy |
---|
603 | end do |
---|
604 | end do |
---|
605 | endif |
---|
606 | |
---|
607 | |
---|
608 | !*********************************************************************************** |
---|
609 | if (readclouds) then !HG METHOD |
---|
610 | ! The method is loops all grids vertically and constructs the 3D matrix for clouds |
---|
611 | ! Cloud top and cloud bottom gid cells are assigned as well as the total column |
---|
612 | ! cloud water. For precipitating grids, the type and whether it is in or below |
---|
613 | ! cloud scavenging are assigned with numbers 2-5 (following the old metod). |
---|
614 | ! Distinction is done for lsp and convp though they are treated the same in regards |
---|
615 | ! to scavenging. Also clouds that are not precipitating are defined which may be |
---|
616 | ! to include future cloud processing by non-precipitating-clouds. |
---|
617 | !*********************************************************************************** |
---|
618 | write(*,*) 'Global ECMWF fields: using cloud water' |
---|
619 | clw(:,:,:,n)=0.0 |
---|
620 | ! icloud_stats(:,:,:,n)=0.0 |
---|
621 | ctwc(:,:,n)=0.0 |
---|
622 | clouds(:,:,:,n)=0 |
---|
623 | ! If water/ice are read separately into clwc and ciwc, store sum in clwc |
---|
624 | if (.not.sumclouds) then |
---|
625 | clwc(:,:,:,n) = clwc(:,:,:,n) + ciwc(:,:,:,n) |
---|
626 | end if |
---|
627 | do jy=0,nymin1 |
---|
628 | do ix=0,nxmin1 |
---|
629 | lsp=lsprec(ix,jy,1,n) |
---|
630 | convp=convprec(ix,jy,1,n) |
---|
631 | prec=lsp+convp |
---|
632 | ! tot_cloud_h=0 |
---|
633 | ! Find clouds in the vertical |
---|
634 | do kz=1, nz-1 !go from top to bottom |
---|
635 | if (clwc(ix,jy,kz,n).gt.0) then |
---|
636 | ! assuming rho is in kg/m3 and hz in m gives: kg/kg * kg/m3 *m3/kg /m = m2/m3 |
---|
637 | clw(ix,jy,kz,n)=(clwc(ix,jy,kz,n)*rho(ix,jy,kz,n))*(height(kz+1)-height(kz)) |
---|
638 | ! tot_cloud_h=tot_cloud_h+(height(kz+1)-height(kz)) |
---|
639 | |
---|
640 | ! icloud_stats(ix,jy,4,n)= icloud_stats(ix,jy,4,n)+clw(ix,jy,kz,n) ! Column cloud water [m3/m3] |
---|
641 | ctwc(ix,jy,n) = ctwc(ix,jy,n)+clw(ix,jy,kz,n) |
---|
642 | ! icloud_stats(ix,jy,3,n)= min(height(kz+1),height(kz)) ! Cloud BOT height stats [m] |
---|
643 | cloudh_min=min(height(kz+1),height(kz)) |
---|
644 | !ZHG 2015 extra for testing |
---|
645 | ! clh(ix,jy,kz,n)=height(kz+1)-height(kz) |
---|
646 | ! icloud_stats(ix,jy,1,n)=icloud_stats(ix,jy,1,n)+(height(kz+1)-height(kz)) ! Cloud total vertical extent [m] |
---|
647 | ! icloud_stats(ix,jy,2,n)= max(icloud_stats(ix,jy,2,n),height(kz)) ! Cloud TOP height [m] |
---|
648 | !ZHG |
---|
649 | endif |
---|
650 | end do |
---|
651 | |
---|
652 | ! If Precipitation. Define removal type in the vertical |
---|
653 | if ((lsp.gt.0.01).or.(convp.gt.0.01)) then ! cloud and precipitation |
---|
654 | |
---|
655 | do kz=nz,1,-1 !go Bottom up! |
---|
656 | if (clw(ix,jy,kz,n).gt. 0) then ! is in cloud |
---|
657 | cloudsh(ix,jy,n)=cloudsh(ix,jy,n)+height(kz)-height(kz-1) |
---|
658 | clouds(ix,jy,kz,n)=1 ! is a cloud |
---|
659 | if (lsp.ge.convp) then |
---|
660 | clouds(ix,jy,kz,n)=3 ! lsp in-cloud |
---|
661 | else |
---|
662 | clouds(ix,jy,kz,n)=2 ! convp in-cloud |
---|
663 | endif ! convective or large scale |
---|
664 | elseif((clw(ix,jy,kz,n).le.0) .and. (cloudh_min.ge.height(kz))) then ! is below cloud |
---|
665 | if (lsp.ge.convp) then |
---|
666 | clouds(ix,jy,kz,n)=5 ! lsp dominated washout |
---|
667 | else |
---|
668 | clouds(ix,jy,kz,n)=4 ! convp dominated washout |
---|
669 | endif ! convective or large scale |
---|
670 | endif |
---|
671 | |
---|
672 | if (height(kz).ge. 19000) then ! set a max height for removal |
---|
673 | clouds(ix,jy,kz,n)=0 |
---|
674 | endif !clw>0 |
---|
675 | end do !nz |
---|
676 | endif ! precipitation |
---|
677 | end do |
---|
678 | end do |
---|
679 | |
---|
680 | ! eso: copy the relevant data to clw4 to reduce amount of communicated data for MPI |
---|
681 | ! ctwc(:,:,n) = icloud_stats(:,:,4,n) |
---|
682 | |
---|
683 | !************************************************************************** |
---|
684 | else ! use old definitions |
---|
685 | !************************************************************************** |
---|
686 | ! create a cloud and rainout/washout field, clouds occur where rh>80% |
---|
687 | ! total cloudheight is stored at level 0 |
---|
688 | write(*,*) 'Global fields: using cloud water from Parameterization' |
---|
689 | do jy=0,nymin1 |
---|
690 | do ix=0,nxmin1 |
---|
691 | ! OLD METHOD |
---|
692 | rain_cloud_above(ix,jy)=0 |
---|
693 | lsp=lsprec(ix,jy,1,n) |
---|
694 | convp=convprec(ix,jy,1,n) |
---|
695 | cloudsh(ix,jy,n)=0 |
---|
696 | do kz_inv=1,nz-1 |
---|
697 | kz=nz-kz_inv+1 |
---|
698 | pressure=rho(ix,jy,kz,n)*r_air*tt(ix,jy,kz,n) |
---|
699 | rh=qv(ix,jy,kz,n)/f_qvsat(pressure,tt(ix,jy,kz,n)) |
---|
700 | clouds(ix,jy,kz,n)=0 |
---|
701 | if (rh.gt.0.8) then ! in cloud |
---|
702 | if ((lsp.gt.0.01).or.(convp.gt.0.01)) then ! cloud and precipitation |
---|
703 | rain_cloud_above(ix,jy)=1 |
---|
704 | cloudsh(ix,jy,n)=cloudsh(ix,jy,n)+ & |
---|
705 | height(kz)-height(kz-1) |
---|
706 | if (lsp.ge.convp) then |
---|
707 | clouds(ix,jy,kz,n)=3 ! lsp dominated rainout |
---|
708 | else |
---|
709 | clouds(ix,jy,kz,n)=2 ! convp dominated rainout |
---|
710 | endif |
---|
711 | else ! no precipitation |
---|
712 | clouds(ix,jy,kz,n)=1 ! cloud |
---|
713 | endif |
---|
714 | else ! no cloud |
---|
715 | if (rain_cloud_above(ix,jy).eq.1) then ! scavenging |
---|
716 | if (lsp.ge.convp) then |
---|
717 | clouds(ix,jy,kz,n)=5 ! lsp dominated washout |
---|
718 | else |
---|
719 | clouds(ix,jy,kz,n)=4 ! convp dominated washout |
---|
720 | endif |
---|
721 | endif |
---|
722 | endif |
---|
723 | end do |
---|
724 | !END OLD METHOD |
---|
725 | end do |
---|
726 | end do |
---|
727 | endif !readclouds |
---|
728 | |
---|
729 | |
---|
730 | !********* TEST *************** |
---|
731 | ! WRITE OUT SOME TEST VARIABLES |
---|
732 | !********* TEST ************'** |
---|
733 | !teller(:)=0 |
---|
734 | !virr=virr+1 |
---|
735 | !WRITE(aspec, '(i3.3)'), virr |
---|
736 | |
---|
737 | !if (readclouds) then |
---|
738 | !fnameH=trim(zhgpath)//trim(aspec)//'Vertical_placement.txt' |
---|
739 | !else |
---|
740 | !fnameH=trim(zhgpath)//trim(aspec)//'Vertical_placement_old.txt' |
---|
741 | !endif |
---|
742 | ! |
---|
743 | !OPEN(UNIT=118, FILE=fnameH,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
744 | !do kz_inv=1,nz-1 |
---|
745 | ! kz=nz-kz_inv+1 |
---|
746 | ! !kz=91 |
---|
747 | ! do jy=0,nymin1 |
---|
748 | ! do ix=0,nxmin1 |
---|
749 | ! if (clouds(ix,jy,kz,n).eq.1) teller(1)=teller(1)+1 ! no precipitation cloud |
---|
750 | ! if (clouds(ix,jy,kz,n).eq.2) teller(2)=teller(2)+1 ! convp dominated rainout |
---|
751 | ! if (clouds(ix,jy,kz,n).eq.3) teller(3)=teller(3)+1 ! lsp dominated rainout |
---|
752 | ! if (clouds(ix,jy,kz,n).eq.4) teller(4)=teller(4)+1 ! convp dominated washout |
---|
753 | ! if (clouds(ix,jy,kz,n).eq.5) teller(5)=teller(5)+1 ! lsp dominated washout |
---|
754 | ! |
---|
755 | ! ! write(*,*) height(kz),teller |
---|
756 | ! end do |
---|
757 | ! end do |
---|
758 | ! write(118,*) height(kz),teller |
---|
759 | ! teller(:)=0 |
---|
760 | !end do |
---|
761 | !teller(:)=0 |
---|
762 | !write(*,*) teller |
---|
763 | !write(*,*) aspec |
---|
764 | ! |
---|
765 | !fnameA=trim(zhgpath)//trim(aspec)//'cloudV.txt' |
---|
766 | !fnameB=trim(zhgpath)//trim(aspec)//'cloudT.txt' |
---|
767 | !fnameC=trim(zhgpath)//trim(aspec)//'cloudB.txt' |
---|
768 | !fnameD=trim(zhgpath)//trim(aspec)//'cloudW.txt' |
---|
769 | !fnameE=trim(zhgpath)//trim(aspec)//'old_cloudV.txt' |
---|
770 | !fnameF=trim(zhgpath)//trim(aspec)//'lsp.txt' |
---|
771 | !fnameG=trim(zhgpath)//trim(aspec)//'convp.txt' |
---|
772 | !if (readclouds) then |
---|
773 | !OPEN(UNIT=111, FILE=fnameA,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
774 | !OPEN(UNIT=112, FILE=fnameB,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
775 | !OPEN(UNIT=113, FILE=fnameC,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
776 | !OPEN(UNIT=114, FILE=fnameD,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
777 | !else |
---|
778 | !OPEN(UNIT=115, FILE=fnameE,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
779 | !OPEN(UNIT=116, FILE=fnameF,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
780 | !OPEN(UNIT=117, FILE=fnameG,FORM='FORMATTED',STATUS = 'UNKNOWN') |
---|
781 | !endif |
---|
782 | ! |
---|
783 | !do ix=0,nxmin1 |
---|
784 | !if (readclouds) then |
---|
785 | !write(111,*) (icloud_stats(ix,jy,1,n),jy=0,nymin1) |
---|
786 | !write(112,*) (icloud_stats(ix,jy,2,n),jy=0,nymin1) |
---|
787 | !write(113,*) (icloud_stats(ix,jy,3,n),jy=0,nymin1) |
---|
788 | !write(114,*) (icloud_stats(ix,jy,4,n),jy=0,nymin1) |
---|
789 | !else |
---|
790 | !write(115,*) (cloudsh(ix,jy,n),jy=0,nymin1) !integer |
---|
791 | !write(116,*) (lsprec(ix,jy,1,n),jy=0,nymin1) !7.83691406E-02 |
---|
792 | !write(117,*) (convprec(ix,jy,1,n),jy=0,nymin1) !5.38330078E-02 |
---|
793 | !endif |
---|
794 | !end do |
---|
795 | ! |
---|
796 | !if (readclouds) then |
---|
797 | !CLOSE(111) |
---|
798 | !CLOSE(112) |
---|
799 | !CLOSE(113) |
---|
800 | !CLOSE(114) |
---|
801 | !else |
---|
802 | !CLOSE(115) |
---|
803 | !CLOSE(116) |
---|
804 | !CLOSE(117) |
---|
805 | !endif |
---|
806 | ! |
---|
807 | !END ********* TEST *************** END |
---|
808 | ! WRITE OUT SOME TEST VARIABLES |
---|
809 | !END ********* TEST *************** END |
---|
810 | |
---|
811 | |
---|
812 | ! PS 2012 |
---|
813 | ! lsp=lsprec(ix,jy,1,n) |
---|
814 | ! convp=convprec(ix,jy,1,n) |
---|
815 | ! prec=lsp+convp |
---|
816 | ! if (lsp.gt.convp) then ! prectype='lsp' |
---|
817 | ! lconvectprec = .false. |
---|
818 | ! else ! prectype='cp' |
---|
819 | ! lconvectprec = .true. |
---|
820 | ! endif |
---|
821 | ! else ! windfields does not contain cloud data |
---|
822 | ! rhmin = 0.90 ! standard condition for presence of clouds |
---|
823 | !PS note that original by Sabine Eckhart was 80% |
---|
824 | !PS however, for T<-20 C we consider saturation over ice |
---|
825 | !PS so I think 90% should be enough |
---|
826 | ! icloudbot(ix,jy,n)=icmv |
---|
827 | ! icloudtop=icmv ! this is just a local variable |
---|
828 | !98 do kz=1,nz |
---|
829 | ! pressure=rho(ix,jy,kz,n)*r_air*tt(ix,jy,kz,n) |
---|
830 | ! rh=qv(ix,jy,kz,n)/f_qvsat(pressure,tt(ix,jy,kz,n)) |
---|
831 | !ps if (prec.gt.0.01) print*,'relhum',prec,kz,rh,height(kz) |
---|
832 | ! if (rh .gt. rhmin) then |
---|
833 | ! if (icloudbot(ix,jy,n) .eq. icmv) then |
---|
834 | ! icloudbot(ix,jy,n)=nint(height(kz)) |
---|
835 | ! endif |
---|
836 | ! icloudtop=nint(height(kz)) ! use int to save memory |
---|
837 | ! endif |
---|
838 | ! end do |
---|
839 | !PS try to get a cloud thicker than 50 m |
---|
840 | !PS if there is at least .01 mm/h - changed to 0.002 and put into |
---|
841 | !PS parameter precpmin |
---|
842 | ! if ((icloudbot(ix,jy,n) .eq. icmv .or. & |
---|
843 | ! icloudtop-icloudbot(ix,jy,n) .lt. 50) .and. & |
---|
844 | ! prec .gt. precmin) then |
---|
845 | ! rhmin = rhmin - 0.05 |
---|
846 | ! if (rhmin .ge. 0.30) goto 98 ! give up for <= 25% rel.hum. |
---|
847 | ! end if |
---|
848 | |
---|
849 | !PS is based on looking at a limited set of comparison data |
---|
850 | ! if (lconvectprec .and. icloudtop .lt. 6000 .and. & |
---|
851 | ! prec .gt. precmin) then |
---|
852 | ! |
---|
853 | ! if (convp .lt. 0.1) then |
---|
854 | ! icloudbot(ix,jy,n) = 500 |
---|
855 | ! icloudtop = 8000 |
---|
856 | ! else |
---|
857 | ! icloudbot(ix,jy,n) = 0 |
---|
858 | ! icloudtop = 10000 |
---|
859 | ! endif |
---|
860 | ! endif |
---|
861 | ! if (icloudtop .ne. icmv) then |
---|
862 | ! icloudthck(ix,jy,n) = icloudtop-icloudbot(ix,jy,n) |
---|
863 | ! else |
---|
864 | ! icloudthck(ix,jy,n) = icmv |
---|
865 | ! endif |
---|
866 | !PS get rid of too thin clouds |
---|
867 | ! if (icloudthck(ix,jy,n) .lt. 50) then |
---|
868 | ! icloudbot(ix,jy,n)=icmv |
---|
869 | ! icloudthck(ix,jy,n)=icmv |
---|
870 | ! endif |
---|
871 | !hg__________________________________ |
---|
872 | ! rcw(ix,jy)=2E-7*prec**0.36 |
---|
873 | ! rpc(ix,jy)=prec |
---|
874 | !hg end______________________________ |
---|
875 | |
---|
876 | ! endif !hg read clouds |
---|
877 | |
---|
878 | |
---|
879 | |
---|
880 | |
---|
881 | !eso measure CPU time |
---|
882 | ! call mpif_mtime('verttransform',1) |
---|
883 | |
---|
884 | !eso print out the same measure as in Leo's routine |
---|
885 | ! write(*,*) 'verttransform: ', & |
---|
886 | ! sum(tt(:,:,:,n)*tt(:,:,:,n)), & |
---|
887 | ! sum(uu(:,:,:,n)*uu(:,:,:,n)),sum(vv(:,:,:,n)*vv(:,:,:,n)),& |
---|
888 | ! sum(qv(:,:,:,n)*qv(:,:,:,n)),sum(pv(:,:,:,n)*pv(:,:,:,n)),& |
---|
889 | ! sum(rho(:,:,:,n)*rho(:,:,:,n)),sum(drhodz(:,:,:,n)*drhodz(:,:,:,n)),& |
---|
890 | ! sum(ww(:,:,:,n)*ww(:,:,:,n)), & |
---|
891 | ! sum(clouds(:,:,:,n)), sum(cloudsh(:,:,n)),sum(idx),sum(pinmconv) |
---|
892 | end subroutine verttransform_ecmwf |
---|
893 | |
---|