Geometry.f90 - Calculation of geometric properties
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(New page: <pre> !Sample program for solving Lid-driven cavity flow test using SIMPLE-algorithm ! Calculation of Xc and Yc with possibility for further development modul !Copyright (C) 2010 Michail...) |
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! Calculation of Xc and Yc with possibility for further development modul | ! Calculation of Xc and Yc with possibility for further development modul | ||
!Copyright (C) 2010 Michail Kiričkov | !Copyright (C) 2010 Michail Kiričkov | ||
| + | !Copyright (C) 2016 Michail Kiričkov, Kaunas University for Technology | ||
!This program is free software; you can redistribute it and/or | !This program is free software; you can redistribute it and/or | ||
| Line 19: | Line 20: | ||
!Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | !Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. | ||
| + | !********************************************************************** | ||
!********************************************************************** | !********************************************************************** | ||
Subroutine Geom | Subroutine Geom | ||
| - | |||
include 'icomm_1.f90' | include 'icomm_1.f90' | ||
| - | |||
! calculation Xc,Yc | ! calculation Xc,Yc | ||
| - | |||
! ------------------------------------------------------------------------ | ! ------------------------------------------------------------------------ | ||
| - | |||
do 2 I=2,NXmax | do 2 I=2,NXmax | ||
do 2 J=2,NYmax | do 2 J=2,NYmax | ||
| - | |||
Xc(I,J)=( X(i-1,j-1) + X(i-1,j ) + & | Xc(I,J)=( X(i-1,j-1) + X(i-1,j ) + & | ||
X(i ,j ) + X(i ,j-1) ) * 0.25 | X(i ,j ) + X(i ,j-1) ) * 0.25 | ||
| - | + | Yc(I,J)=( Y(i-1,j-1) + Y(i-1,j ) + & | |
| - | + | Y(i ,j ) + Y(i ,j-1) ) * 0.25 | |
| - | + | ||
| - | + | ||
2 continue | 2 continue | ||
| - | |||
! ------------------------------------------------------------------------ | ! ------------------------------------------------------------------------ | ||
do 4 I=2,NXmax | do 4 I=2,NXmax | ||
| - | |||
Xc(i,1 ) = ( X(i ,1 ) + X(i-1,1 ) ) * 0.5 | Xc(i,1 ) = ( X(i ,1 ) + X(i-1,1 ) ) * 0.5 | ||
Xc(i,NYmax+1) = ( X(i ,NYmax) + X(i-1,NYmax) ) * 0.5 | Xc(i,NYmax+1) = ( X(i ,NYmax) + X(i-1,NYmax) ) * 0.5 | ||
| - | |||
| - | |||
Yc(i,1 ) = ( Y(i ,1 ) + Y(i-1,1 ) ) * 0.5 | Yc(i,1 ) = ( Y(i ,1 ) + Y(i-1,1 ) ) * 0.5 | ||
Yc(i,NYmax+1) = ( Y(i ,NYmax) + Y(i-1,NYmax) ) * 0.5 | Yc(i,NYmax+1) = ( Y(i ,NYmax) + Y(i-1,NYmax) ) * 0.5 | ||
| - | |||
4 continue | 4 continue | ||
| - | + | ! ------------------------------------------------------------------------ | |
| - | + | ||
| - | + | ||
Xc(1 , 1) = X( 1, 1) | Xc(1 , 1) = X( 1, 1) | ||
Xc(NXmax+1, 1) = X(NXmax, 1) | Xc(NXmax+1, 1) = X(NXmax, 1) | ||
Xc( 1,NYmax+1) = X( 1,NYmax) | Xc( 1,NYmax+1) = X( 1,NYmax) | ||
Xc(NXmax+1,NYmax+1) = X(NXmax,NYmax) | Xc(NXmax+1,NYmax+1) = X(NXmax,NYmax) | ||
| - | |||
Yc(1 , 1) = Y( 1, 1) | Yc(1 , 1) = Y( 1, 1) | ||
Yc(NXmax+1, 1) = Y(NXmax, 1) | Yc(NXmax+1, 1) = Y(NXmax, 1) | ||
Yc( 1,NYmax+1) = Y( 1,NYmax) | Yc( 1,NYmax+1) = Y( 1,NYmax) | ||
Yc(NXmax+1,NYmax+1) = Y(NXmax,NYmax) | Yc(NXmax+1,NYmax+1) = Y(NXmax,NYmax) | ||
| - | |||
!-------------------------------------------------------------------------- | !-------------------------------------------------------------------------- | ||
| - | |||
do 5 J=2,NYmax | do 5 J=2,NYmax | ||
| - | |||
Yc(1 ,j ) = ( Y(1 ,j) + Y(1 ,j-1) ) * 0.5 | Yc(1 ,j ) = ( Y(1 ,j) + Y(1 ,j-1) ) * 0.5 | ||
Yc(NXmax+1,j ) = ( Y(NXmax ,j) + Y(NXmax,j-1) ) * 0.5 | Yc(NXmax+1,j ) = ( Y(NXmax ,j) + Y(NXmax,j-1) ) * 0.5 | ||
Xc(1 ,j ) = ( X(1 ,j) + X(1 ,j-1) ) * 0.5 | Xc(1 ,j ) = ( X(1 ,j) + X(1 ,j-1) ) * 0.5 | ||
Xc(NXmax+1,j ) = ( X(NXmax ,j) + X(NXmax,j-1) ) * 0.5 | Xc(NXmax+1,j ) = ( X(NXmax ,j) + X(NXmax,j-1) ) * 0.5 | ||
| - | |||
5 continue | 5 continue | ||
| - | |||
! ------------------------------------------------------------------------ | ! ------------------------------------------------------------------------ | ||
! Xi (vertical) | ! Xi (vertical) | ||
| - | |||
Do 101 I=1,NXmax | Do 101 I=1,NXmax | ||
Do 101 J=1,NYmax-1 | Do 101 J=1,NYmax-1 | ||
| - | |||
X_xi(I,J) = X(i ,j+1) - X(i ,j ) | X_xi(I,J) = X(i ,j+1) - X(i ,j ) | ||
Y_xi(I,J) = Y(i ,j+1) - Y(i ,j ) | Y_xi(I,J) = Y(i ,j+1) - Y(i ,j ) | ||
| + | 101 continue | ||
| - | + | ! Eta (horisontal) | |
| - | + | ||
| - | ! Eta (horisontal) | + | |
| - | + | ||
Do 102 I=1,NXmax-1 | Do 102 I=1,NXmax-1 | ||
Do 102 J=1,NYmax | Do 102 J=1,NYmax | ||
| - | |||
X_et(I,J) = X(i+1,j ) - X(i ,j ) | X_et(I,J) = X(i+1,j ) - X(i ,j ) | ||
Y_et(I,J) = Y(i+1,j ) - Y(i ,j ) | Y_et(I,J) = Y(i+1,j ) - Y(i ,j ) | ||
| - | |||
102 continue | 102 continue | ||
| - | |||
!-------------------------------------------------------------------------- | !-------------------------------------------------------------------------- | ||
| - | |||
| - | |||
! Xi (vertical) | ! Xi (vertical) | ||
| - | |||
Do 201 I=1,NXmaxC | Do 201 I=1,NXmaxC | ||
Do 201 J=1,NYmax | Do 201 J=1,NYmax | ||
| - | |||
Del_X_xi(i ,j ) = Xc(i ,j+1) - Xc(i ,j ) | Del_X_xi(i ,j ) = Xc(i ,j+1) - Xc(i ,j ) | ||
Del_Y_xi(i ,j ) = Yc(i ,j+1) - Yc(i ,j ) | Del_Y_xi(i ,j ) = Yc(i ,j+1) - Yc(i ,j ) | ||
| - | |||
201 continue | 201 continue | ||
| - | |||
| - | |||
! Eta (horisontal) | ! Eta (horisontal) | ||
| - | |||
Do 202 I=1,NXmax | Do 202 I=1,NXmax | ||
Do 202 J=1,NYmaxC | Do 202 J=1,NYmaxC | ||
| - | |||
Del_X_et(i ,j ) = Xc(i+1,j ) - Xc(i ,j ) | Del_X_et(i ,j ) = Xc(i+1,j ) - Xc(i ,j ) | ||
Del_Y_et(i ,j ) = Yc(i+1,j ) - Yc(i ,j ) | Del_Y_et(i ,j ) = Yc(i+1,j ) - Yc(i ,j ) | ||
| - | |||
202 continue | 202 continue | ||
| - | |||
!-------------------------------------------------------------------------- | !-------------------------------------------------------------------------- | ||
| - | |||
Do 303 I=2,NXmaxC-1 | Do 303 I=2,NXmaxC-1 | ||
Do 303 J=2,NYmaxC-1 | Do 303 J=2,NYmaxC-1 | ||
| - | + | Dx_c(i,j) = X(i,j) - X(i-1,j) | |
| - | + | ||
Dy_c(i,j) = Y(i,j) - Y(i,j-1) | Dy_c(i,j) = Y(i,j) - Y(i,j-1) | ||
| - | |||
| - | |||
303 continue | 303 continue | ||
| - | |||
Return | Return | ||
End | End | ||
</pre> | </pre> | ||
Latest revision as of 14:51, 19 May 2016
!Sample program for solving Lid-driven cavity flow test using SIMPLE-algorithm
! Calculation of Xc and Yc with possibility for further development modul
!Copyright (C) 2010 Michail Kiričkov
!Copyright (C) 2016 Michail Kiričkov, Kaunas University for Technology
!This program is free software; you can redistribute it and/or
!modify it under the terms of the GNU General Public License
!as published by the Free Software Foundation; either version 2
!of the License, or (at your option) any later version.
!This program is distributed in the hope that it will be useful,
!but WITHOUT ANY WARRANTY; without even the implied warranty of
!MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
!GNU General Public License for more details.
!You should have received a copy of the GNU General Public License
!along with this program; if not, write to the Free Software
!Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
!**********************************************************************
!**********************************************************************
Subroutine Geom
include 'icomm_1.f90'
! calculation Xc,Yc
! ------------------------------------------------------------------------
do 2 I=2,NXmax
do 2 J=2,NYmax
Xc(I,J)=( X(i-1,j-1) + X(i-1,j ) + &
X(i ,j ) + X(i ,j-1) ) * 0.25
Yc(I,J)=( Y(i-1,j-1) + Y(i-1,j ) + &
Y(i ,j ) + Y(i ,j-1) ) * 0.25
2 continue
! ------------------------------------------------------------------------
do 4 I=2,NXmax
Xc(i,1 ) = ( X(i ,1 ) + X(i-1,1 ) ) * 0.5
Xc(i,NYmax+1) = ( X(i ,NYmax) + X(i-1,NYmax) ) * 0.5
Yc(i,1 ) = ( Y(i ,1 ) + Y(i-1,1 ) ) * 0.5
Yc(i,NYmax+1) = ( Y(i ,NYmax) + Y(i-1,NYmax) ) * 0.5
4 continue
! ------------------------------------------------------------------------
Xc(1 , 1) = X( 1, 1)
Xc(NXmax+1, 1) = X(NXmax, 1)
Xc( 1,NYmax+1) = X( 1,NYmax)
Xc(NXmax+1,NYmax+1) = X(NXmax,NYmax)
Yc(1 , 1) = Y( 1, 1)
Yc(NXmax+1, 1) = Y(NXmax, 1)
Yc( 1,NYmax+1) = Y( 1,NYmax)
Yc(NXmax+1,NYmax+1) = Y(NXmax,NYmax)
!--------------------------------------------------------------------------
do 5 J=2,NYmax
Yc(1 ,j ) = ( Y(1 ,j) + Y(1 ,j-1) ) * 0.5
Yc(NXmax+1,j ) = ( Y(NXmax ,j) + Y(NXmax,j-1) ) * 0.5
Xc(1 ,j ) = ( X(1 ,j) + X(1 ,j-1) ) * 0.5
Xc(NXmax+1,j ) = ( X(NXmax ,j) + X(NXmax,j-1) ) * 0.5
5 continue
! ------------------------------------------------------------------------
! Xi (vertical)
Do 101 I=1,NXmax
Do 101 J=1,NYmax-1
X_xi(I,J) = X(i ,j+1) - X(i ,j )
Y_xi(I,J) = Y(i ,j+1) - Y(i ,j )
101 continue
! Eta (horisontal)
Do 102 I=1,NXmax-1
Do 102 J=1,NYmax
X_et(I,J) = X(i+1,j ) - X(i ,j )
Y_et(I,J) = Y(i+1,j ) - Y(i ,j )
102 continue
!--------------------------------------------------------------------------
! Xi (vertical)
Do 201 I=1,NXmaxC
Do 201 J=1,NYmax
Del_X_xi(i ,j ) = Xc(i ,j+1) - Xc(i ,j )
Del_Y_xi(i ,j ) = Yc(i ,j+1) - Yc(i ,j )
201 continue
! Eta (horisontal)
Do 202 I=1,NXmax
Do 202 J=1,NYmaxC
Del_X_et(i ,j ) = Xc(i+1,j ) - Xc(i ,j )
Del_Y_et(i ,j ) = Yc(i+1,j ) - Yc(i ,j )
202 continue
!--------------------------------------------------------------------------
Do 303 I=2,NXmaxC-1
Do 303 J=2,NYmaxC-1
Dx_c(i,j) = X(i,j) - X(i-1,j)
Dy_c(i,j) = Y(i,j) - Y(i,j-1)
303 continue
Return
End
