[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 wetdepokernel(nunc,deposit,x,y,nage,kp) |
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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 | ! Attribution of the deposition from an individual particle to the * |
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| 27 | ! deposition fields using a uniform kernel with bandwidths dxout and dyout.* |
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| 28 | ! * |
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| 29 | ! Author: A. Stohl * |
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| 30 | ! * |
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| 31 | ! 26 December 1996 * |
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| 32 | ! * |
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| 33 | !***************************************************************************** |
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| 34 | ! * |
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| 35 | ! Variables: * |
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| 36 | ! * |
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| 37 | ! nunc uncertainty class of the respective particle * |
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| 38 | ! nage age class of the respective particle * |
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| 39 | ! deposit amount (kg) to be deposited * |
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| 40 | ! * |
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| 41 | !***************************************************************************** |
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[4c64400] | 42 | ! Changes: |
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| 43 | ! eso 10/2016: Added option to disregard kernel |
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| 44 | ! |
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| 45 | !***************************************************************************** |
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[e200b7a] | 46 | |
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| 47 | use unc_mod |
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| 48 | use par_mod |
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| 49 | use com_mod |
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| 50 | |
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| 51 | implicit none |
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| 52 | |
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| 53 | real :: x,y,deposit(maxspec),ddx,ddy,xl,yl,wx,wy,w |
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| 54 | integer :: ix,jy,ixp,jyp,nunc,nage,ks,kp |
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| 55 | |
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| 56 | xl=(x*dx+xoutshift)/dxout |
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| 57 | yl=(y*dy+youtshift)/dyout |
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| 58 | ix=int(xl) |
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| 59 | jy=int(yl) |
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| 60 | ddx=xl-real(ix) ! distance to left cell border |
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| 61 | ddy=yl-real(jy) ! distance to lower cell border |
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| 62 | |
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| 63 | if (ddx.gt.0.5) then |
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| 64 | ixp=ix+1 |
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| 65 | wx=1.5-ddx |
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| 66 | else |
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| 67 | ixp=ix-1 |
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| 68 | wx=0.5+ddx |
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| 69 | endif |
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| 70 | |
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| 71 | if (ddy.gt.0.5) then |
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| 72 | jyp=jy+1 |
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| 73 | wy=1.5-ddy |
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| 74 | else |
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| 75 | jyp=jy-1 |
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| 76 | wy=0.5+ddy |
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| 77 | endif |
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| 78 | |
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[4c64400] | 79 | ! If no kernel is used, direct attribution to grid cell |
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| 80 | !****************************************************** |
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[e200b7a] | 81 | |
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[fe32dca] | 82 | if (.not.lusekerneloutput) then |
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[4c64400] | 83 | do ks=1,nspec |
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| 84 | if ((ix.ge.0).and.(jy.ge.0).and.(ix.le.numxgrid-1).and. & |
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| 85 | (jy.le.numygrid-1)) then |
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| 86 | wetgridunc(ix,jy,ks,kp,nunc,nage)= & |
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| 87 | wetgridunc(ix,jy,ks,kp,nunc,nage)+deposit(ks) |
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| 88 | end if |
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| 89 | end do |
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| 90 | else ! use kernel |
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| 91 | |
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[e200b7a] | 92 | ! Determine mass fractions for four grid points |
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| 93 | !********************************************** |
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| 94 | |
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| 95 | do ks=1,nspec |
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| 96 | |
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[1c0d5e6] | 97 | if ((ix.ge.0).and.(jy.ge.0).and.(ix.le.numxgrid-1).and. & |
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[e200b7a] | 98 | (jy.le.numygrid-1)) then |
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[1c0d5e6] | 99 | w=wx*wy |
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[e200b7a] | 100 | wetgridunc(ix,jy,ks,kp,nunc,nage)= & |
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| 101 | wetgridunc(ix,jy,ks,kp,nunc,nage)+deposit(ks)*w |
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[1c0d5e6] | 102 | endif |
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[e200b7a] | 103 | |
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[1c0d5e6] | 104 | if ((ixp.ge.0).and.(jyp.ge.0).and.(ixp.le.numxgrid-1).and. & |
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[e200b7a] | 105 | (jyp.le.numygrid-1)) then |
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[1c0d5e6] | 106 | w=(1.-wx)*(1.-wy) |
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[e200b7a] | 107 | wetgridunc(ixp,jyp,ks,kp,nunc,nage)= & |
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| 108 | wetgridunc(ixp,jyp,ks,kp,nunc,nage)+deposit(ks)*w |
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[1c0d5e6] | 109 | endif |
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[e200b7a] | 110 | |
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[1c0d5e6] | 111 | if ((ixp.ge.0).and.(jy.ge.0).and.(ixp.le.numxgrid-1).and. & |
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[e200b7a] | 112 | (jy.le.numygrid-1)) then |
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[1c0d5e6] | 113 | w=(1.-wx)*wy |
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[e200b7a] | 114 | wetgridunc(ixp,jy,ks,kp,nunc,nage)= & |
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| 115 | wetgridunc(ixp,jy,ks,kp,nunc,nage)+deposit(ks)*w |
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[1c0d5e6] | 116 | endif |
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[e200b7a] | 117 | |
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[1c0d5e6] | 118 | if ((ix.ge.0).and.(jyp.ge.0).and.(ix.le.numxgrid-1).and. & |
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[e200b7a] | 119 | (jyp.le.numygrid-1)) then |
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[1c0d5e6] | 120 | w=wx*(1.-wy) |
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[e200b7a] | 121 | wetgridunc(ix,jyp,ks,kp,nunc,nage)= & |
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| 122 | wetgridunc(ix,jyp,ks,kp,nunc,nage)+deposit(ks)*w |
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[1c0d5e6] | 123 | endif |
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[2bec33e] | 124 | |
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[e200b7a] | 125 | end do |
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[4c64400] | 126 | end if |
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[e200b7a] | 127 | |
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| 128 | end subroutine wetdepokernel |
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