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!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
! |
! ||===\\ |
! || \\ |
! || || //==\\ || || //==|| ||/==\\ |
! || || || || || || || || || || |
! || // || || || || || || || |
! ||===// \\==// \\==\\ \\==\\ || |
! |
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
! |
! DEFINE_BC_2Dpunch Apr. 2007 |
! |
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
subroutine define_bc_2Dpunch_vert (nnode,kfix,kfixt,x,y,z,u,v,w,temp,vo)
!------------------------------------------------------------------------------|
!(((((((((((((((( Purpose of the routine ))))))))))))))))))))))))))))))))))))))
!------------------------------------------------------------------------------|
! this routine assigns the boundary condition in the case of a square,
! rectangular, or circular punch
!------------------------------------------------------------------------------|
!(((((((((((((((( declaration of the subroutine arguments ))))))))))))))))))))
!------------------------------------------------------------------------------|
use definitions
implicit none
integer nnode
integer kfix(nnode*3)
integer kfixt(nnode)
double precision x(nnode),y(nnode),z(nnode)
double precision u(nnode),v(nnode),w(nnode)
double precision temp(nnode)
type (void) vo
!------------------------------------------------------------------------------|
!(((((((((((((((( declaration of the subroutine internal variables )))))))))))))
!------------------------------------------------------------------------------|
integer i
double precision eps,punch_width,truncate_length
double precision imposed_velocity
logical impose_2d_velocity
logical rough
!------------------------------------------------------------------------------|
!------------------------------------------------------------------------------|
rough=.true.
punch_width=0.08d0
!truncate_length=0.4012334d0
truncate_length=1.512345d0
eps=1.d-10
imposed_velocity=1.05d0
impose_2D_velocity=.false.
if (impose_2D_velocity) then
do i=1,nnode
kfix((i-1)*3+2)=1
v(i)=0.d0
end do
endif
do i=1,nnode
if (x(i).lt.eps) then
kfix((i-1)*3+1)=1 ; u(i)=0.d0
kfix((i-1)*3+2)=1 ; v(i)=0.d0
kfix((i-1)*3+3)=1 ; w(i)=0.d0
endif
if (x(i).gt.1.d0-eps) then
kfix((i-1)*3+1)=1 ; u(i)=0.d0
kfix((i-1)*3+2)=1 ; v(i)=0.d0
kfix((i-1)*3+3)=1 ; w(i)=0.d0
endif
if (y(i).lt.eps) then
kfix((i-1)*3+1)=1 ; u(i)=0.d0
kfix((i-1)*3+2)=1 ; v(i)=0.d0
kfix((i-1)*3+3)=1 ; w(i)=0.d0
endif
if (y(i).gt.1.d0-eps) then
if ((x(i)-(.5d0-.5d0*punch_width))*(x(i)-(.5d0+.5d0*punch_width)).le.0.d0 .and. z(i).lt. truncate_length ) then
if (rough) then
kfix((i-1)*3+1)=1 ; u(i)=0.d0
kfix((i-1)*3+3)=1 ; w(i)=0.d0
end if
kfix((i-1)*3+2)=1 ; v(i)=-imposed_velocity
endif
endif
if (z(i).lt.eps) then
kfix((i-1)*3+3)=1 ; w(i)=0.d0
kfixt(i)=1
temp(i)=1.d0
endif
if (z(i).gt.1.d0-eps) then
! kfix((i-1)*3+1)=1 ; u(i)=0.d0
! kfix((i-1)*3+2)=1 ; v(i)=0.d0
kfix((i-1)*3+3)=1 ; w(i)=0.d0
kfixt(i)=1
temp(i)=0.d0
endif
if (.not.vo%influid(i)) then
kfixt(i)=1
temp(i)=0.d0
endif
enddo
return
end
!-------------------------------------------------------------------------------
!-------------------------------------------------------------------------------