[e200b7a] | 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_nests(n,uuhn,vvhn,wwhn,pvhn) |
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[db712a8] | 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 | ! It is similar to verttransform, but makes the transformations for * |
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| 33 | ! the nested grids. * |
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| 34 | ! * |
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| 35 | ! Author: A. Stohl, G. Wotawa * |
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| 36 | ! * |
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| 37 | ! 12 August 1996 * |
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| 38 | ! Update: 16 January 1998 * |
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| 39 | ! * |
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| 40 | ! Major update: 17 February 1999 * |
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| 41 | ! by G. Wotawa * |
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| 42 | ! * |
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| 43 | ! - Vertical levels for u, v and w are put together * |
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| 44 | ! - Slope correction for vertical velocity: Modification of calculation * |
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| 45 | ! procedure * |
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| 46 | ! * |
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| 47 | !***************************************************************************** |
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| 48 | ! Changes, Bernd C. Krueger, Feb. 2001: (marked "C-cv") |
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| 49 | ! Variables tthn and qvhn (on eta coordinates) from common block |
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| 50 | !***************************************************************************** |
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| 51 | ! Sabine Eckhardt, March 2007 |
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| 52 | ! add the variable cloud for use with scavenging - descr. in com_mod |
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| 53 | !***************************************************************************** |
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| 54 | ! ESO, 2016 |
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| 55 | ! -note that divide-by-zero occurs when nxmaxn,nymaxn etc. are larger than |
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| 56 | ! the actual field dimensions |
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| 57 | !***************************************************************************** |
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| 58 | ! * |
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| 59 | ! Variables: * |
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| 60 | ! nxn,nyn,nuvz,nwz field dimensions in x,y and z direction * |
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| 61 | ! uun wind components in x-direction [m/s] * |
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| 62 | ! vvn wind components in y-direction [m/s] * |
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| 63 | ! wwn wind components in z-direction [deltaeta/s]* |
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| 64 | ! ttn temperature [K] * |
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| 65 | ! pvn potential vorticity (pvu) * |
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| 66 | ! psn surface pressure [Pa] * |
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| 67 | ! * |
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| 68 | !***************************************************************************** |
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[e200b7a] | 69 | |
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| 70 | use par_mod |
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| 71 | use com_mod |
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| 72 | |
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| 73 | implicit none |
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| 74 | |
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[db712a8] | 75 | real,intent(in),dimension(0:nxmaxn-1,0:nymaxn-1,nuvzmax,maxnests) :: uuhn,vvhn,pvhn |
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| 76 | real,intent(in),dimension(0:nxmaxn-1,0:nymaxn-1,nwzmax,maxnests) :: wwhn |
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| 77 | |
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| 78 | real,dimension(0:nxmaxn-1,0:nymaxn-1,nuvzmax) :: rhohn,uvzlev,wzlev |
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| 79 | real,dimension(0:nxmaxn-1,0:nymaxn-1,nzmax) :: pinmconv |
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| 80 | real,dimension(0:nxmaxn-1,0:nymaxn-1) :: tvold,pold,pint,tv |
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| 81 | real,dimension(0:nymaxn-1) :: cosf |
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| 82 | |
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| 83 | integer,dimension(0:nxmaxn-1,0:nymaxn-1) :: rain_cloud_above, idx |
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| 84 | |
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| 85 | integer :: ix,jy,kz,iz,n,l,kmin,kl,klp,ix1,jy1,ixp,jyp,kz_inv |
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| 86 | real :: f_qvsat,pressure,rh,lsp,convp,cloudh_min,prec |
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| 87 | |
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| 88 | real :: ew,dz1,dz2,dz |
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[e200b7a] | 89 | real :: dzdx,dzdy |
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| 90 | real :: dzdx1,dzdx2,dzdy1,dzdy2 |
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| 91 | real,parameter :: const=r_air/ga |
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[db712a8] | 92 | real :: tot_cloud_h |
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| 93 | integer :: nxm1, nym1 |
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[e200b7a] | 94 | |
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[db712a8] | 95 | ! real,parameter :: precmin = 0.002 ! minimum prec in mm/h for cloud diagnostics |
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[e200b7a] | 96 | |
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[db712a8] | 97 | ! Loop over all nests |
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| 98 | !******************** |
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[e200b7a] | 99 | |
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| 100 | do l=1,numbnests |
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[db712a8] | 101 | nxm1=nxn(l)-1 |
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| 102 | nym1=nyn(l)-1 |
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[e200b7a] | 103 | |
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[db712a8] | 104 | ! Loop over the whole grid |
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| 105 | !************************* |
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[e200b7a] | 106 | |
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[db712a8] | 107 | do jy=0,nyn(l)-1 |
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| 108 | do ix=0,nxn(l)-1 |
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| 109 | tvold(ix,jy)=tt2n(ix,jy,1,n,l)*(1.+0.378*ew*(td2n(ix,jy,1,n,l))/ & |
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| 110 | psn(ix,jy,1,n,l)) |
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| 111 | end do |
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| 112 | end do |
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[e200b7a] | 113 | |
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[db712a8] | 114 | pold(0:nxm1,0:nym1)=psn(0:nxm1,0:nym1,1,n,l) |
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| 115 | uvzlev(0:nxm1,0:nym1,1)=0. |
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| 116 | wzlev(0:nxm1,0:nym1,1)=0. |
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| 117 | rhohn(0:nxm1,0:nym1,1)=pold(0:nxm1,0:nym1)/(r_air*tvold(0:nxm1,0:nym1)) |
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[e200b7a] | 118 | |
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[db712a8] | 119 | ! Compute heights of eta levels |
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| 120 | !****************************** |
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[e200b7a] | 121 | |
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[db712a8] | 122 | do kz=2,nuvz |
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| 123 | pint(0:nxm1,0:nym1)=akz(kz)+bkz(kz)*psn(0:nxm1,0:nym1,1,n,l) |
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| 124 | tv(0:nxm1,0:nym1)=tthn(0:nxm1,0:nym1,kz,n,l)*(1.+0.608*qvhn(0:nxm1,0:nym1,kz,n,l)) |
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| 125 | rhohn(0:nxm1,0:nym1,kz)=pint(0:nxm1,0:nym1)/(r_air*tv(0:nxm1,0:nym1)) |
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[e200b7a] | 126 | |
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[db712a8] | 127 | where (abs(tv(0:nxm1,0:nym1)-tvold(0:nxm1,0:nym1)).gt.0.2) |
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| 128 | uvzlev(0:nxm1,0:nym1,kz)=uvzlev(0:nxm1,0:nym1,kz-1)+const*& |
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| 129 | &log(pold(0:nxm1,0:nym1)/pint(0:nxm1,0:nym1))* & |
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| 130 | (tv(0:nxm1,0:nym1)-tvold(0:nxm1,0:nym1))/& |
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| 131 | &log(tv(0:nxm1,0:nym1)/tvold(0:nxm1,0:nym1)) |
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| 132 | elsewhere |
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| 133 | uvzlev(0:nxm1,0:nym1,kz)=uvzlev(0:nxm1,0:nym1,kz-1)+const*& |
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| 134 | &log(pold(0:nxm1,0:nym1)/pint(0:nxm1,0:nym1))*tv(0:nxm1,0:nym1) |
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| 135 | endwhere |
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[e200b7a] | 136 | |
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[db712a8] | 137 | tvold(0:nxm1,0:nym1)=tv(0:nxm1,0:nym1) |
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| 138 | pold(0:nxm1,0:nym1)=pint(0:nxm1,0:nym1) |
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[e200b7a] | 139 | |
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[db712a8] | 140 | end do |
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[e200b7a] | 141 | |
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[db712a8] | 142 | do kz=2,nwz-1 |
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| 143 | wzlev(0:nxm1,0:nym1,kz)=(uvzlev(0:nxm1,0:nym1,kz+1)+uvzlev(0:nxm1,0:nym1,kz))/2. |
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| 144 | end do |
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| 145 | wzlev(0:nxm1,0:nym1,nwz)=wzlev(0:nxm1,0:nym1,nwz-1)+ & |
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| 146 | uvzlev(0:nxm1,0:nym1,nuvz)-uvzlev(0:nxm1,0:nym1,nuvz-1) |
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[e200b7a] | 147 | |
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| 148 | |
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[db712a8] | 149 | pinmconv(0:nxm1,0:nym1,1)=(uvzlev(0:nxm1,0:nym1,2))/ & |
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| 150 | ((aknew(2)+bknew(2)*psn(0:nxm1,0:nym1,1,n,l))- & |
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| 151 | (aknew(1)+bknew(1)*psn(0:nxm1,0:nym1,1,n,l))) |
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| 152 | do kz=2,nz-1 |
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| 153 | pinmconv(0:nxm1,0:nym1,kz)=(uvzlev(0:nxm1,0:nym1,kz+1)-uvzlev(0:nxm1,0:nym1,kz-1))/ & |
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| 154 | ((aknew(kz+1)+bknew(kz+1)*psn(0:nxm1,0:nym1,1,n,l))- & |
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| 155 | (aknew(kz-1)+bknew(kz-1)*psn(0:nxm1,0:nym1,1,n,l))) |
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| 156 | end do |
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| 157 | pinmconv(0:nxm1,0:nym1,nz)=(uvzlev(0:nxm1,0:nym1,nz)-uvzlev(0:nxm1,0:nym1,nz-1))/ & |
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| 158 | ((aknew(nz)+bknew(nz)*psn(0:nxm1,0:nym1,1,n,l))- & |
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| 159 | (aknew(nz-1)+bknew(nz-1)*psn(0:nxm1,0:nym1,1,n,l))) |
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| 160 | |
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| 161 | ! Levels, where u,v,t and q are given |
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| 162 | !************************************ |
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| 163 | |
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| 164 | uun(0:nxm1,0:nym1,1,n,l)=uuhn(0:nxm1,0:nym1,1,l) |
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| 165 | vvn(0:nxm1,0:nym1,1,n,l)=vvhn(0:nxm1,0:nym1,1,l) |
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| 166 | ttn(0:nxm1,0:nym1,1,n,l)=tthn(0:nxm1,0:nym1,1,n,l) |
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| 167 | qvn(0:nxm1,0:nym1,1,n,l)=qvhn(0:nxm1,0:nym1,1,n,l) |
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| 168 | if (readclouds_nest(l)) then |
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| 169 | clwcn(0:nxm1,0:nym1,1,n,l)=clwchn(0:nxm1,0:nym1,1,n,l) |
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| 170 | if (.not.sumclouds_nest(l)) ciwcn(0:nxm1,0:nym1,1,n,l)=ciwchn(0:nxm1,0:nym1,1,n,l) |
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| 171 | end if |
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| 172 | pvn(0:nxm1,0:nym1,1,n,l)=pvhn(0:nxm1,0:nym1,1,l) |
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| 173 | rhon(0:nxm1,0:nym1,1,n,l)=rhohn(0:nxm1,0:nym1,1) |
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| 174 | |
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| 175 | uun(0:nxm1,0:nym1,nz,n,l)=uuhn(0:nxm1,0:nym1,nuvz,l) |
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| 176 | vvn(0:nxm1,0:nym1,nz,n,l)=vvhn(0:nxm1,0:nym1,nuvz,l) |
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| 177 | ttn(0:nxm1,0:nym1,nz,n,l)=tthn(0:nxm1,0:nym1,nuvz,n,l) |
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| 178 | qvn(0:nxm1,0:nym1,nz,n,l)=qvhn(0:nxm1,0:nym1,nuvz,n,l) |
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| 179 | if (readclouds_nest(l)) then |
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| 180 | clwcn(0:nxm1,0:nym1,nz,n,l)=clwchn(0:nxm1,0:nym1,nuvz,n,l) |
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| 181 | if (.not.sumclouds_nest(l)) ciwcn(0:nxm1,0:nym1,nz,n,l)=ciwchn(0:nxm1,0:nym1,nuvz,n,l) |
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| 182 | end if |
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| 183 | pvn(0:nxm1,0:nym1,nz,n,l)=pvhn(0:nxm1,0:nym1,nuvz,l) |
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| 184 | rhon(0:nxm1,0:nym1,nz,n,l)=rhohn(0:nxm1,0:nym1,nuvz) |
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| 185 | |
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| 186 | |
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| 187 | kmin=2 |
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| 188 | idx=kmin |
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| 189 | do iz=2,nz-1 |
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| 190 | do jy=0,nyn(l)-1 |
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| 191 | do ix=0,nxn(l)-1 |
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| 192 | if(height(iz).gt.uvzlev(ix,jy,nuvz)) then |
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[e200b7a] | 193 | uun(ix,jy,iz,n,l)=uun(ix,jy,nz,n,l) |
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| 194 | vvn(ix,jy,iz,n,l)=vvn(ix,jy,nz,n,l) |
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| 195 | ttn(ix,jy,iz,n,l)=ttn(ix,jy,nz,n,l) |
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| 196 | qvn(ix,jy,iz,n,l)=qvn(ix,jy,nz,n,l) |
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[db712a8] | 197 | !hg adding the cloud water |
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| 198 | if (readclouds_nest(l)) then |
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| 199 | clwcn(ix,jy,iz,n,l)=clwcn(ix,jy,nz,n,l) |
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| 200 | if (.not.sumclouds_nest(l)) ciwcn(ix,jy,iz,n,l)=ciwcn(ix,jy,nz,n,l) |
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| 201 | end if |
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| 202 | !hg |
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[e200b7a] | 203 | pvn(ix,jy,iz,n,l)=pvn(ix,jy,nz,n,l) |
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| 204 | rhon(ix,jy,iz,n,l)=rhon(ix,jy,nz,n,l) |
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[db712a8] | 205 | else |
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| 206 | innuvz: do kz=idx(ix,jy),nuvz |
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| 207 | if (idx(ix,jy) .le. kz .and. (height(iz).gt.uvzlev(ix,jy,kz-1)).and. & |
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| 208 | (height(iz).le.uvzlev(ix,jy,kz))) then |
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| 209 | idx(ix,jy)=kz |
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| 210 | exit innuvz |
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| 211 | endif |
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| 212 | enddo innuvz |
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[e200b7a] | 213 | endif |
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[db712a8] | 214 | enddo |
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| 215 | enddo |
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| 216 | do jy=0,nyn(l)-1 |
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| 217 | do ix=0,nxn(l)-1 |
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| 218 | if(height(iz).le.uvzlev(ix,jy,nuvz)) then |
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| 219 | kz=idx(ix,jy) |
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| 220 | dz1=height(iz)-uvzlev(ix,jy,kz-1) |
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| 221 | dz2=uvzlev(ix,jy,kz)-height(iz) |
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[4fbe7a5] | 222 | dz=dz1+dz2 |
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[db712a8] | 223 | uun(ix,jy,iz,n,l)=(uuhn(ix,jy,kz-1,l)*dz2+uuhn(ix,jy,kz,l)*dz1)/dz |
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| 224 | vvn(ix,jy,iz,n,l)=(vvhn(ix,jy,kz-1,l)*dz2+vvhn(ix,jy,kz,l)*dz1)/dz |
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| 225 | ttn(ix,jy,iz,n,l)=(tthn(ix,jy,kz-1,n,l)*dz2 & |
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| 226 | +tthn(ix,jy,kz,n,l)*dz1)/dz |
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| 227 | qvn(ix,jy,iz,n,l)=(qvhn(ix,jy,kz-1,n,l)*dz2 & |
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| 228 | +qvhn(ix,jy,kz,n,l)*dz1)/dz |
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| 229 | !hg adding the cloud water |
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| 230 | if (readclouds_nest(l)) then |
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| 231 | clwcn(ix,jy,iz,n,l)=(clwchn(ix,jy,kz-1,n,l)*dz2+clwchn(ix,jy,kz,n,l)*dz1)/dz |
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| 232 | if (.not.sumclouds_nest(l)) & |
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| 233 | &ciwcn(ix,jy,iz,n,l)=(ciwchn(ix,jy,kz-1,n,l)*dz2+ciwchn(ix,jy,kz,n,l)*dz1)/dz |
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| 234 | end if |
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| 235 | !hg |
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| 236 | pvn(ix,jy,iz,n,l)=(pvhn(ix,jy,kz-1,l)*dz2+pvhn(ix,jy,kz,l)*dz1)/dz |
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| 237 | rhon(ix,jy,iz,n,l)=(rhohn(ix,jy,kz-1)*dz2+rhohn(ix,jy,kz)*dz1)/dz |
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[e200b7a] | 238 | endif |
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[db712a8] | 239 | enddo |
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| 240 | enddo |
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| 241 | enddo |
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| 242 | |
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| 243 | |
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| 244 | |
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| 245 | ! do kz=kmin,nuvz |
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| 246 | ! if(height(iz).gt.uvwzlev(ix,jy,nuvz)) then |
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| 247 | ! uun(ix,jy,iz,n,l)=uun(ix,jy,nz,n,l) |
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| 248 | ! vvn(ix,jy,iz,n,l)=vvn(ix,jy,nz,n,l) |
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| 249 | ! ttn(ix,jy,iz,n,l)=ttn(ix,jy,nz,n,l) |
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| 250 | ! qvn(ix,jy,iz,n,l)=qvn(ix,jy,nz,n,l) |
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| 251 | ! pvn(ix,jy,iz,n,l)=pvn(ix,jy,nz,n,l) |
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| 252 | ! rhon(ix,jy,iz,n,l)=rhon(ix,jy,nz,n,l) |
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| 253 | ! goto 30 |
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| 254 | ! endif |
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| 255 | ! if ((height(iz).gt.uvwzlev(ix,jy,kz-1)).and. & |
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| 256 | ! (height(iz).le.uvwzlev(ix,jy,kz))) then |
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| 257 | ! dz1=height(iz)-uvwzlev(ix,jy,kz-1) |
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| 258 | ! dz2=uvwzlev(ix,jy,kz)-height(iz) |
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| 259 | ! dz=dz1+dz2 |
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| 260 | ! uun(ix,jy,iz,n,l)=(uuhn(ix,jy,kz-1,l)*dz2+ & |
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| 261 | ! uuhn(ix,jy,kz,l)*dz1)/dz |
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| 262 | ! vvn(ix,jy,iz,n,l)=(vvhn(ix,jy,kz-1,l)*dz2+ & |
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| 263 | ! vvhn(ix,jy,kz,l)*dz1)/dz |
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| 264 | ! ttn(ix,jy,iz,n,l)=(tthn(ix,jy,kz-1,n,l)*dz2+ & |
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| 265 | ! tthn(ix,jy,kz,n,l)*dz1)/dz |
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| 266 | ! qvn(ix,jy,iz,n,l)=(qvhn(ix,jy,kz-1,n,l)*dz2+ & |
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| 267 | ! qvhn(ix,jy,kz,n,l)*dz1)/dz |
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| 268 | ! pvn(ix,jy,iz,n,l)=(pvhn(ix,jy,kz-1,l)*dz2+ & |
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| 269 | ! pvhn(ix,jy,kz,l)*dz1)/dz |
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| 270 | ! rhon(ix,jy,iz,n,l)=(rhohn(kz-1)*dz2+rhohn(kz)*dz1)/dz |
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| 271 | ! kmin=kz |
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| 272 | ! goto 30 |
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| 273 | ! endif |
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| 274 | ! end do |
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| 275 | ! 30 continue |
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| 276 | ! end do |
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| 277 | |
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| 278 | |
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| 279 | ! Levels, where w is given |
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| 280 | !************************* |
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| 281 | |
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| 282 | wwn(0:nxm1,0:nym1,1,n,l)=wwhn(0:nxm1,0:nym1,1,l)*pinmconv(0:nxm1,0:nym1,1) |
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| 283 | wwn(0:nxm1,0:nym1,nz,n,l)=wwhn(0:nxm1,0:nym1,nwz,l)*pinmconv(0:nxm1,0:nym1,nz) |
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| 284 | kmin=2 |
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| 285 | idx=kmin |
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| 286 | do iz=2,nz |
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| 287 | do jy=0,nym1 |
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| 288 | do ix=0,nxm1 |
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| 289 | inn: do kz=idx(ix,jy),nwz |
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| 290 | if(idx(ix,jy) .le. kz .and. height(iz).gt.wzlev(ix,jy,kz-1).and. & |
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| 291 | height(iz).le.wzlev(ix,jy,kz)) then |
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| 292 | idx(ix,jy)=kz |
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| 293 | exit inn |
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| 294 | endif |
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| 295 | enddo inn |
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| 296 | enddo |
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| 297 | enddo |
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| 298 | do jy=0,nym1 |
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| 299 | do ix=0,nxm1 |
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| 300 | kz=idx(ix,jy) |
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| 301 | dz1=height(iz)-wzlev(ix,jy,kz-1) |
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| 302 | dz2=wzlev(ix,jy,kz)-height(iz) |
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| 303 | dz=dz1+dz2 |
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| 304 | wwn(ix,jy,iz,n,l)=(wwhn(ix,jy,kz-1,l)*pinmconv(ix,jy,kz-1)*dz2 & |
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| 305 | +wwhn(ix,jy,kz,l)*pinmconv(ix,jy,kz)*dz1)/dz |
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| 306 | enddo |
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| 307 | enddo |
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| 308 | enddo |
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| 309 | |
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| 310 | ! wwn(ix,jy,1,n,l)=wwhn(ix,jy,1,l)*pinmconv(1) |
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| 311 | ! wwn(ix,jy,nz,n,l)=wwhn(ix,jy,nwz,l)*pinmconv(nz) |
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| 312 | ! kmin=2 |
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| 313 | ! do iz=2,nz |
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| 314 | ! do kz=kmin,nwz |
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| 315 | ! if ((height(iz).gt.wzlev(kz-1)).and. & |
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| 316 | ! (height(iz).le.wzlev(kz))) then |
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| 317 | ! dz1=height(iz)-wzlev(kz-1) |
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| 318 | ! dz2=wzlev(kz)-height(iz) |
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| 319 | ! dz=dz1+dz2 |
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| 320 | ! wwn(ix,jy,iz,n,l)=(wwhn(ix,jy,kz-1,l)*pinmconv(kz-1)*dz2 & |
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| 321 | ! +wwhn(ix,jy,kz,l)*pinmconv(kz)*dz1)/dz |
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| 322 | ! kmin=kz |
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| 323 | ! goto 40 |
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| 324 | ! endif |
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| 325 | ! end do |
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| 326 | ! 40 continue |
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| 327 | ! end do |
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| 328 | |
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| 329 | ! Compute density gradients at intermediate levels |
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| 330 | !************************************************* |
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| 331 | |
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| 332 | drhodzn(0:nxm1,0:nym1,1,n,l)=(rhon(0:nxm1,0:nym1,2,n,l)-rhon(0:nxm1,0:nym1,1,n,l))/ & |
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| 333 | (height(2)-height(1)) |
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| 334 | do kz=2,nz-1 |
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| 335 | drhodzn(0:nxm1,0:nym1,kz,n,l)=(rhon(0:nxm1,0:nym1,kz+1,n,l)-rhon(0:nxm1,0:nym1,kz-1,n,l))/ & |
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| 336 | (height(kz+1)-height(kz-1)) |
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[e200b7a] | 337 | end do |
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[db712a8] | 338 | drhodzn(0:nxm1,0:nym1,nz,n,l)=drhodzn(0:nxm1,0:nym1,nz-1,n,l) |
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[e200b7a] | 339 | |
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| 340 | |
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[db712a8] | 341 | ! drhodzn(ix,jy,1,n,l)=(rhon(ix,jy,2,n,l)-rhon(ix,jy,1,n,l))/ & |
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| 342 | ! (height(2)-height(1)) |
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| 343 | ! do kz=2,nz-1 |
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| 344 | ! drhodzn(ix,jy,kz,n,l)=(rhon(ix,jy,kz+1,n,l)- & |
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| 345 | ! rhon(ix,jy,kz-1,n,l))/(height(kz+1)-height(kz-1)) |
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| 346 | ! end do |
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| 347 | ! drhodzn(ix,jy,nz,n,l)=drhodzn(ix,jy,nz-1,n,l) |
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[e200b7a] | 348 | |
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| 349 | |
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| 350 | |
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[db712a8] | 351 | ! end do |
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| 352 | ! end do |
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[e200b7a] | 353 | |
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| 354 | |
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[db712a8] | 355 | !**************************************************************** |
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| 356 | ! Compute slope of eta levels in windward direction and resulting |
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| 357 | ! vertical wind correction |
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| 358 | !**************************************************************** |
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[e200b7a] | 359 | |
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[db712a8] | 360 | do jy=1,nyn(l)-2 |
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| 361 | ! cosf=cos((real(jy)*dyn(l)+ylat0n(l))*pi180) |
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| 362 | cosf(jy)=1./cos((real(jy)*dyn(l)+ylat0n(l))*pi180) |
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| 363 | end do |
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[e200b7a] | 364 | |
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[db712a8] | 365 | kmin=2 |
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| 366 | idx=kmin |
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| 367 | do iz=2,nz-1 |
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| 368 | do jy=1,nyn(l)-2 |
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| 369 | do ix=1,nxn(l)-2 |
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| 370 | |
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| 371 | inneta: do kz=idx(ix,jy),nz |
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| 372 | if (idx(ix,jy) .le. kz .and. (height(iz).gt.uvzlev(ix,jy,kz-1)).and. & |
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| 373 | (height(iz).le.uvzlev(ix,jy,kz))) then |
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| 374 | idx(ix,jy)=kz |
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| 375 | exit inneta |
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| 376 | endif |
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| 377 | enddo inneta |
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| 378 | enddo |
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| 379 | enddo |
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| 380 | |
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| 381 | do jy=1,nyn(l)-2 |
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| 382 | do ix=1,nxn(l)-2 |
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| 383 | kz=idx(ix,jy) |
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| 384 | dz1=height(iz)-uvzlev(ix,jy,kz-1) |
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| 385 | dz2=uvzlev(ix,jy,kz)-height(iz) |
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| 386 | dz=dz1+dz2 |
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| 387 | ix1=ix-1 |
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| 388 | jy1=jy-1 |
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| 389 | ixp=ix+1 |
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| 390 | jyp=jy+1 |
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| 391 | |
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| 392 | dzdx1=(uvzlev(ixp,jy,kz-1)-uvzlev(ix1,jy,kz-1))/2. |
---|
| 393 | dzdx2=(uvzlev(ixp,jy,kz)-uvzlev(ix1,jy,kz))/2. |
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| 394 | dzdx=(dzdx1*dz2+dzdx2*dz1)/dz |
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| 395 | |
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| 396 | dzdy1=(uvzlev(ix,jyp,kz-1)-uvzlev(ix,jy1,kz-1))/2. |
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| 397 | dzdy2=(uvzlev(ix,jyp,kz)-uvzlev(ix,jy1,kz))/2. |
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| 398 | dzdy=(dzdy1*dz2+dzdy2*dz1)/dz |
---|
| 399 | |
---|
| 400 | wwn(ix,jy,iz,n,l)=wwn(ix,jy,iz,n,l)+(dzdx*uun(ix,jy,iz,n,l)*dxconst*xresoln(l)*cosf(jy)+& |
---|
| 401 | &dzdy*vvn(ix,jy,iz,n,l)*dyconst*yresoln(l)) |
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[e200b7a] | 402 | |
---|
[db712a8] | 403 | end do |
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[e200b7a] | 404 | |
---|
| 405 | end do |
---|
| 406 | end do |
---|
[db712a8] | 407 | |
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| 408 | |
---|
| 409 | ! do jy=1,nyn(l)-2 |
---|
| 410 | ! do ix=1,nxn(l)-2 |
---|
| 411 | ! kmin=2 |
---|
| 412 | ! do iz=2,nz-1 |
---|
| 413 | |
---|
| 414 | ! ui=uun(ix,jy,iz,n,l)*dxconst*xresoln(l)/cosf(jy) |
---|
| 415 | ! vi=vvn(ix,jy,iz,n,l)*dyconst*yresoln(l) |
---|
| 416 | |
---|
| 417 | ! do kz=kmin,nz |
---|
| 418 | ! if ((height(iz).gt.uvwzlev(ix,jy,kz-1)).and. & |
---|
| 419 | ! (height(iz).le.uvwzlev(ix,jy,kz))) then |
---|
| 420 | ! dz1=height(iz)-uvwzlev(ix,jy,kz-1) |
---|
| 421 | ! dz2=uvwzlev(ix,jy,kz)-height(iz) |
---|
| 422 | ! dz=dz1+dz2 |
---|
| 423 | ! kl=kz-1 |
---|
| 424 | ! klp=kz |
---|
| 425 | ! kmin=kz |
---|
| 426 | ! goto 47 |
---|
| 427 | ! endif |
---|
| 428 | ! end do |
---|
| 429 | |
---|
| 430 | ! 47 ix1=ix-1 |
---|
| 431 | ! jy1=jy-1 |
---|
| 432 | ! ixp=ix+1 |
---|
| 433 | ! jyp=jy+1 |
---|
| 434 | |
---|
| 435 | ! dzdx1=(uvwzlev(ixp,jy,kl)-uvwzlev(ix1,jy,kl))/2. |
---|
| 436 | ! dzdx2=(uvwzlev(ixp,jy,klp)-uvwzlev(ix1,jy,klp))/2. |
---|
| 437 | ! dzdx=(dzdx1*dz2+dzdx2*dz1)/dz |
---|
| 438 | |
---|
| 439 | ! dzdy1=(uvwzlev(ix,jyp,kl)-uvwzlev(ix,jy1,kl))/2. |
---|
| 440 | ! dzdy2=(uvwzlev(ix,jyp,klp)-uvwzlev(ix,jy1,klp))/2. |
---|
| 441 | ! dzdy=(dzdy1*dz2+dzdy2*dz1)/dz |
---|
| 442 | |
---|
| 443 | ! wwn(ix,jy,iz,n,l)=wwn(ix,jy,iz,n,l)+(dzdx*ui+dzdy*vi) |
---|
| 444 | |
---|
| 445 | ! end do |
---|
| 446 | |
---|
| 447 | ! end do |
---|
| 448 | ! end do |
---|
| 449 | |
---|
| 450 | |
---|
| 451 | !write (*,*) 'initializing nested cloudsn, n:',n |
---|
| 452 | ! create a cloud and rainout/washout field, cloudsn occur where rh>80% |
---|
| 453 | |
---|
| 454 | |
---|
| 455 | !*********************************************************************************** |
---|
| 456 | if (readclouds_nest(l)) then !HG METHOD |
---|
| 457 | ! The method is loops all grids vertically and constructs the 3D matrix for clouds |
---|
| 458 | ! Cloud top and cloud bottom gid cells are assigned as well as the total column |
---|
| 459 | ! cloud water. For precipitating grids, the type and whether it is in or below |
---|
| 460 | ! cloud scavenging are assigned with numbers 2-5 (following the old metod). |
---|
| 461 | ! Distinction is done for lsp and convp though they are treated the same in regards |
---|
| 462 | ! to scavenging. Also clouds that are not precipitating are defined which may be |
---|
| 463 | ! to include future cloud processing by non-precipitating-clouds. |
---|
| 464 | !*********************************************************************************** |
---|
| 465 | write(*,*) 'Nested ECMWF fields: using cloud water' |
---|
| 466 | clwn(0:nxm1,0:nym1,:,n,l)=0.0 |
---|
| 467 | ! icloud_stats(0:nxm1,0:nym1,:,n)=0.0 |
---|
[341f4b7] | 468 | ctwcn(0:nxm1,0:nym1,n,l)=0.0 |
---|
[db712a8] | 469 | cloudsn(0:nxm1,0:nym1,:,n,l)=0 |
---|
| 470 | ! If water/ice are read separately into clwc and ciwc, store sum in clwcn |
---|
| 471 | if (.not.sumclouds_nest(l)) then |
---|
| 472 | clwcn(0:nxm1,0:nym1,:,n,l) = clwcn(0:nxm1,0:nym1,:,n,l) + ciwcn(0:nxm1,0:nym1,:,n,l) |
---|
| 473 | end if |
---|
| 474 | do jy=0,nym1 |
---|
| 475 | do ix=0,nxm1 |
---|
| 476 | lsp=lsprecn(ix,jy,1,n,l) |
---|
| 477 | convp=convprecn(ix,jy,1,n,l) |
---|
| 478 | prec=lsp+convp |
---|
| 479 | tot_cloud_h=0 |
---|
| 480 | ! Find clouds in the vertical |
---|
| 481 | do kz=1, nz-1 !go from top to bottom |
---|
| 482 | if (clwcn(ix,jy,kz,n,l).gt.0) then |
---|
| 483 | ! assuming rho is in kg/m3 and hz in m gives: kg/kg * kg/m3 *m3/kg /m = m2/m3 |
---|
| 484 | clwn(ix,jy,kz,n,l)=(clwcn(ix,jy,kz,n,l)*rhon(ix,jy,kz,n,l))*(height(kz+1)-height(kz)) |
---|
| 485 | tot_cloud_h=tot_cloud_h+(height(kz+1)-height(kz)) |
---|
[341f4b7] | 486 | ctwcn(ix,jy,n,l) = ctwcn(ix,jy,n,l)+clwn(ix,jy,kz,n,l) |
---|
[db712a8] | 487 | ! icloud_stats(ix,jy,4,n)= icloud_stats(ix,jy,4,n)+clw(ix,jy,kz,n) ! Column cloud water [m3/m3] |
---|
| 488 | ! icloud_stats(ix,jy,3,n)= min(height(kz+1),height(kz)) ! Cloud BOT height stats [m] |
---|
| 489 | cloudh_min=min(height(kz+1),height(kz)) |
---|
| 490 | !ZHG 2015 extra for testing |
---|
| 491 | ! clh(ix,jy,kz,n)=height(kz+1)-height(kz) |
---|
| 492 | ! icloud_stats(ix,jy,1,n)=icloud_stats(ix,jy,1,n)+(height(kz+1)-height(kz)) ! Cloud total vertical extent [m] |
---|
| 493 | ! icloud_stats(ix,jy,2,n)= max(icloud_stats(ix,jy,2,n),height(kz)) ! Cloud TOP height [m] |
---|
| 494 | !ZHG |
---|
| 495 | endif |
---|
| 496 | end do |
---|
| 497 | |
---|
| 498 | ! If Precipitation. Define removal type in the vertical |
---|
| 499 | if ((lsp.gt.0.01).or.(convp.gt.0.01)) then ! cloud and precipitation |
---|
| 500 | |
---|
| 501 | do kz=nz,1,-1 !go Bottom up! |
---|
| 502 | if (clwn(ix,jy,kz,n,l).gt.0.0) then ! is in cloud |
---|
| 503 | cloudshn(ix,jy,n,l)=cloudshn(ix,jy,n,l)+height(kz)-height(kz-1) |
---|
| 504 | cloudsn(ix,jy,kz,n,l)=1 ! is a cloud |
---|
| 505 | if (lsp.ge.convp) then |
---|
| 506 | cloudsn(ix,jy,kz,n,l)=3 ! lsp in-cloud |
---|
| 507 | else |
---|
| 508 | cloudsn(ix,jy,kz,n,l)=2 ! convp in-cloud |
---|
| 509 | endif ! convective or large scale |
---|
| 510 | else if((clwn(ix,jy,kz,n,l).le.0.0) .and. (cloudh_min.ge.height(kz))) then ! is below cloud |
---|
| 511 | if (lsp.ge.convp) then |
---|
| 512 | cloudsn(ix,jy,kz,n,l)=5 ! lsp dominated washout |
---|
| 513 | else |
---|
| 514 | cloudsn(ix,jy,kz,n,l)=4 ! convp dominated washout |
---|
| 515 | endif ! convective or large scale |
---|
| 516 | endif |
---|
| 517 | |
---|
| 518 | if (height(kz).ge. 19000) then ! set a max height for removal |
---|
| 519 | cloudsn(ix,jy,kz,n,l)=0 |
---|
| 520 | endif !clw>0 |
---|
| 521 | end do !nz |
---|
| 522 | endif ! precipitation |
---|
| 523 | end do |
---|
| 524 | end do |
---|
| 525 | !******************************************************************** |
---|
| 526 | else ! old method: |
---|
| 527 | !******************************************************************** |
---|
| 528 | write(*,*) 'Nested fields: using cloud water from Parameterization' |
---|
| 529 | do jy=0,nyn(l)-1 |
---|
| 530 | do ix=0,nxn(l)-1 |
---|
| 531 | rain_cloud_above(ix,jy)=0 |
---|
| 532 | lsp=lsprecn(ix,jy,1,n,l) |
---|
| 533 | convp=convprecn(ix,jy,1,n,l) |
---|
| 534 | cloudshn(ix,jy,n,l)=0 |
---|
| 535 | do kz_inv=1,nz-1 |
---|
| 536 | kz=nz-kz_inv+1 |
---|
| 537 | pressure=rhon(ix,jy,kz,n,l)*r_air*ttn(ix,jy,kz,n,l) |
---|
| 538 | rh=qvn(ix,jy,kz,n,l)/f_qvsat(pressure,ttn(ix,jy,kz,n,l)) |
---|
| 539 | cloudsn(ix,jy,kz,n,l)=0 |
---|
| 540 | if (rh.gt.0.8) then ! in cloud |
---|
| 541 | if ((lsp.gt.0.01).or.(convp.gt.0.01)) then |
---|
| 542 | rain_cloud_above(ix,jy)=1 |
---|
| 543 | cloudshn(ix,jy,n,l)=cloudshn(ix,jy,n,l)+ & |
---|
| 544 | height(kz)-height(kz-1) |
---|
| 545 | if (lsp.ge.convp) then |
---|
[e200b7a] | 546 | cloudsn(ix,jy,kz,n,l)=3 ! lsp dominated rainout |
---|
[db712a8] | 547 | else |
---|
[e200b7a] | 548 | cloudsn(ix,jy,kz,n,l)=2 ! convp dominated rainout |
---|
[db712a8] | 549 | endif |
---|
| 550 | else ! no precipitation |
---|
| 551 | cloudsn(ix,jy,kz,n,l)=1 ! cloud |
---|
| 552 | endif |
---|
| 553 | else ! no cloud |
---|
| 554 | if (rain_cloud_above(ix,jy).eq.1) then ! scavenging |
---|
| 555 | if (lsp.ge.convp) then |
---|
[e200b7a] | 556 | cloudsn(ix,jy,kz,n,l)=5 ! lsp dominated washout |
---|
[db712a8] | 557 | else |
---|
[e200b7a] | 558 | cloudsn(ix,jy,kz,n,l)=4 ! convp dominated washout |
---|
[db712a8] | 559 | endif |
---|
| 560 | endif |
---|
[e200b7a] | 561 | endif |
---|
[db712a8] | 562 | end do |
---|
| 563 | end do |
---|
[e200b7a] | 564 | end do |
---|
[db712a8] | 565 | end if |
---|
[e200b7a] | 566 | |
---|
[db712a8] | 567 | end do ! end loop over nests |
---|
[e200b7a] | 568 | |
---|
| 569 | end subroutine verttransform_nests |
---|