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navier.f90
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!################################################################################
!This file is part of Incompact3d.
!
!Incompact3d
!Copyright (c) 2012 Eric Lamballais and Sylvain Laizet
!
! Incompact3d 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.
!
! Incompact3d 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 the code. If not, see <http://www.gnu.org/licenses/>.
!-------------------------------------------------------------------------------
!-------------------------------------------------------------------------------
! We kindly request that you cite Incompact3d in your publications and
! presentations. The following citations are suggested:
!
! 1-Laizet S. & Lamballais E., 2009, High-order compact schemes for
! incompressible flows: a simple and efficient method with the quasi-spectral
! accuracy, J. Comp. Phys., vol 228 (15), pp 5989-6015
!
! 2-Laizet S. & Li N., 2011, Incompact3d: a powerful tool to tackle turbulence
! problems with up to 0(10^5) computational cores, Int. J. of Numerical
! Methods in Fluids, vol 67 (11), pp 1735-1757
!################################################################################
!********************************************************************
!
subroutine intt (ux,uy,uz,gx,gy,gz,hx,hy,hz,ta1,tb1,tc1)
!
!********************************************************************
USE param
USE variables
USE decomp_2d
implicit none
integer :: ijk,nxyz
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ux,uy,uz
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: gx,gy,gz
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: hx,hy,hz
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ta1,tb1,tc1
nxyz=xsize(1)*xsize(2)*xsize(3)
if ((nscheme.eq.1).or.(nscheme.eq.2)) then
if ((nscheme.eq.1.and.itime.eq.1.and.ilit.eq.0).or.&
(nscheme.eq.2.and.itr.eq.1)) then
do ijk=1,nxyz
ux(ijk,1,1)=gdt(itr)*ta1(ijk,1,1)+ux(ijk,1,1)
uy(ijk,1,1)=gdt(itr)*tb1(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=gdt(itr)*tc1(ijk,1,1)+uz(ijk,1,1)
gx(ijk,1,1)=ta1(ijk,1,1)
gy(ijk,1,1)=tb1(ijk,1,1)
gz(ijk,1,1)=tc1(ijk,1,1)
enddo
else
if (nz.gt.1) then
do ijk=1,nxyz
ux(ijk,1,1)=adt(itr)*ta1(ijk,1,1)+bdt(itr)*gx(ijk,1,1)+ux(ijk,1,1)
uy(ijk,1,1)=adt(itr)*tb1(ijk,1,1)+bdt(itr)*gy(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=adt(itr)*tc1(ijk,1,1)+bdt(itr)*gz(ijk,1,1)+uz(ijk,1,1)
gx(ijk,1,1)=ta1(ijk,1,1)
gy(ijk,1,1)=tb1(ijk,1,1)
gz(ijk,1,1)=tc1(ijk,1,1)
enddo
else
do ijk=1,nxyz
ux(ijk,1,1)=adt(itr)*ta1(ijk,1,1)+bdt(itr)*gx(ijk,1,1)+ux(ijk,1,1)
uy(ijk,1,1)=adt(itr)*tb1(ijk,1,1)+bdt(itr)*gy(ijk,1,1)+uy(ijk,1,1)
gx(ijk,1,1)=ta1(ijk,1,1)
gy(ijk,1,1)=tb1(ijk,1,1)
enddo
endif
endif
endif
if (nscheme.eq.3) then
if (nz.gt.1) then
if (adt(itr)==0.) then
do ijk=1,nxyz
gx(ijk,1,1)=dt*ta1(ijk,1,1)
gy(ijk,1,1)=dt*tb1(ijk,1,1)
gz(ijk,1,1)=dt*tc1(ijk,1,1)
enddo
else
do ijk=1,nxyz
gx(ijk,1,1)=adt(itr)*gx(ijk,1,1)+dt*ta1(ijk,1,1)
gy(ijk,1,1)=adt(itr)*gy(ijk,1,1)+dt*tb1(ijk,1,1)
gz(ijk,1,1)=adt(itr)*gz(ijk,1,1)+dt*tc1(ijk,1,1)
enddo
endif
do ijk=1,nxyz
ux(ijk,1,1)=ux(ijk,1,1)+bdt(itr)*gx(ijk,1,1)
uy(ijk,1,1)=uy(ijk,1,1)+bdt(itr)*gy(ijk,1,1)
uz(ijk,1,1)=uz(ijk,1,1)+bdt(itr)*gz(ijk,1,1)
enddo
else
if (adt(itr)==0.) then
do ijk=1,nxyz
gx(ijk,1,1)=dt*ta1(ijk,1,1)
gy(ijk,1,1)=dt*tb1(ijk,1,1)
enddo
else
do ijk=1,nxyz
gx(ijk,1,1)=adt(itr)*gx(ijk,1,1)+dt*ta1(ijk,1,1)
gy(ijk,1,1)=adt(itr)*gy(ijk,1,1)+dt*tb1(ijk,1,1)
enddo
endif
do ijk=1,nxyz
ux(ijk,1,1)=ux(ijk,1,1)+bdt(itr)*gx(ijk,1,1)
uy(ijk,1,1)=uy(ijk,1,1)+bdt(itr)*gy(ijk,1,1)
enddo
endif
endif
if (nscheme==4) then
if ((itime.eq.1).and.(ilit.eq.0)) then
if (nrank==0) print *,'start with Euler',itime
do ijk=1,nxyz !start with Euler
ux(ijk,1,1)=dt*ta1(ijk,1,1)+ux(ijk,1,1)
uy(ijk,1,1)=dt*tb1(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=dt*tc1(ijk,1,1)+uz(ijk,1,1)
gx(ijk,1,1)=ta1(ijk,1,1)
gy(ijk,1,1)=tb1(ijk,1,1)
gz(ijk,1,1)=tc1(ijk,1,1)
enddo
else
if ((itime.eq.2).and.(ilit.eq.0)) then
if (nrank==0) print *,'then with AB2',itime
do ijk=1,nxyz
ux(ijk,1,1)=1.5*dt*ta1(ijk,1,1)-0.5*dt*gx(ijk,1,1)+ux(ijk,1,1)
uy(ijk,1,1)=1.5*dt*tb1(ijk,1,1)-0.5*dt*gy(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=1.5*dt*tc1(ijk,1,1)-0.5*dt*gz(ijk,1,1)+uz(ijk,1,1)
hx(ijk,1,1)=gx(ijk,1,1)
hy(ijk,1,1)=gy(ijk,1,1)
hz(ijk,1,1)=gz(ijk,1,1)
gx(ijk,1,1)=ta1(ijk,1,1)
gy(ijk,1,1)=tb1(ijk,1,1)
gz(ijk,1,1)=tc1(ijk,1,1)
enddo
else
do ijk=1,nxyz
ux(ijk,1,1)=adt(itr)*ta1(ijk,1,1)+bdt(itr)*gx(ijk,1,1)+&
cdt(itr)*hx(ijk,1,1)+ux(ijk,1,1)
uy(ijk,1,1)=adt(itr)*tb1(ijk,1,1)+bdt(itr)*gy(ijk,1,1)+&
cdt(itr)*hy(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=adt(itr)*tc1(ijk,1,1)+bdt(itr)*gz(ijk,1,1)+&
cdt(itr)*hz(ijk,1,1)+uz(ijk,1,1)
hx(ijk,1,1)=gx(ijk,1,1)
hy(ijk,1,1)=gy(ijk,1,1)
hz(ijk,1,1)=gz(ijk,1,1)
gx(ijk,1,1)=ta1(ijk,1,1)
gy(ijk,1,1)=tb1(ijk,1,1)
gz(ijk,1,1)=tc1(ijk,1,1)
enddo
endif
endif
endif
return
end subroutine intt
!********************************************************************
!
subroutine corgp (ux,gx,uy,uz,px,py,pz)
!
!********************************************************************
USE decomp_2d
USE variables
USE param
USE var
USE MPI
implicit none
integer :: ijk,nxyz
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ux,uy,uz,px,py,pz
real(mytype),dimension(ysize(1),ysize(2),ysize(3)) :: gx
nxyz=xsize(1)*xsize(2)*xsize(3)
do ijk=1,nxyz
ux(ijk,1,1)=-px(ijk,1,1)+ux(ijk,1,1)
uy(ijk,1,1)=-py(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=-pz(ijk,1,1)+uz(ijk,1,1)
enddo
if (itype==2) then !channel flow
call transpose_x_to_y(ux,gx)
call channel(gx)
call transpose_y_to_x(gx,ux)
endif
return
end subroutine corgp
!*********************************************************
!
subroutine inflow (ux,uy,uz,phi)
!
!*********************************************************
USE param
USE IBM
USE variables
USE decomp_2d
implicit none
integer :: k,j
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ux,uy,uz,phi
real(mytype) :: r1,r2,r3,y,um
call ecoule(ux,uy,uz)
call random_number(bxo)
call random_number(byo)
call random_number(bzo)
if (iin.eq.1) then
do k=1,xsize(3)
do j=1,xsize(2)
bxx1(j,k)=bxx1(j,k)+bxo(j,k)*noise1
bxy1(j,k)=bxy1(j,k)+byo(j,k)*noise1
bxz1(j,k)=bxz1(j,k)+bzo(j,k)*noise1
enddo
enddo
if (iscalar==1) then
do k=1,xsize(3)
do j=1,xsize(2)
phi(1,j,k)=1.
enddo
enddo
endif
endif
return
end subroutine inflow
!*********************************************************
!
subroutine outflow (ux,uy,uz,phi)
!
!*********************************************************
USE param
USE variables
USE decomp_2d
USE MPI
implicit none
integer :: j,k,i, code
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ux,uy,uz,phi
real(mytype) :: udx,udy,udz,uddx,uddy,uddz,uxmax,&
uxmin,vphase,cx,coef,uxmax1,uxmin1
udx=1./dx
udy=1./dy
udz=1./dz
uddx=0.5/dx
uddy=0.5/dy
uddz=0.5/dz
cx=0.5*(u1+u2)*gdt(itr)*udx
uxmax=-1609.
uxmin=1609.
do k=1,xsize(3)
do j=1,xsize(2)
if (ux(nx-1,j,k).gt.uxmax) uxmax=ux(nx-1,j,k)
if (ux(nx-1,j,k).lt.uxmin) uxmin=ux(nx-1,j,k)
enddo
enddo
call MPI_ALLREDUCE(uxmax,uxmax1,1,real_type,MPI_MAX,MPI_COMM_WORLD,code)
call MPI_ALLREDUCE(uxmin,uxmin1,1,real_type,MPI_MIN,MPI_COMM_WORLD,code)
vphase=0.5*(uxmax1+uxmin1)
cx=vphase*gdt(itr)*udx
if (itype.ne.9) then
do k=1,xsize(3)
do j=1,xsize(2)
bxxn(j,k)=ux(nx,j,k)-cx*(ux(nx,j,k)-ux(nx-1,j,k))
bxyn(j,k)=uy(nx,j,k)-cx*(uy(nx,j,k)-uy(nx-1,j,k))
bxzn(j,k)=uz(nx,j,k)-cx*(uz(nx,j,k)-uz(nx-1,j,k))
enddo
enddo
if (iscalar==1) then
do k=1,xsize(3)
do j=1,xsize(2)
phi(nx,j,k)=phi(nx,j,k)-cx*(phi(nx,j,k)-phi(nx-1,j,k))
enddo
enddo
endif
else
print *,'NOT READY'
stop
endif
return
end subroutine outflow
!**********************************************************************
!
subroutine ecoule(ux1,uy1,uz1)
!
!**********************************************************************
USE param
USE IBM
USE variables
USE decomp_2d
implicit none
integer :: i,j,k,jj1,jj2
real(mytype), dimension(xsize(1),xsize(2),xsize(3)) :: ux1,uy1,uz1
real(mytype) :: x,y,z,ym
real(mytype) :: r1,r2,r3,r
real(mytype) :: uh,ud,um,xv,bruit1
bxx1=0.;bxy1=0.;bxz1=0.
byx1=0.;byy1=0.;byz1=0.
bzx1=0.;bzy1=0.;bzz1=0.
!ITYPE=1 --> Constant flow field
!ITYPE=2 --> Channel flow
!ITYPE=3 --> Wake flow
!ITYPE=4 --> Mixing layer with splitter plate
!ITYPE=5 --> Channel flow
!ITYPE=6 --> Taylor Green vortices
!ITYPE=7 --> Cavity flow
!ITYPE=8 --> Flat plate Boundary layer
!ITYPE=9 --> Tank
if (itype.eq.1) then
um=0.5*(u1+u2)
do k=1,xsize(3)
do j=1,xsize(2)
bxx1(j,k)=um
bxy1(j,k)=0.
bxz1(j,k)=0.
enddo
enddo
endif
if (itype.eq.2) then
do k=1,xsize(3)
do j=1,xsize(2)
if (istret.eq.0) y=(j+xstart(2)-1-1)*dy-yly/2.
if (istret.ne.0) y=yp(j+xstart(2)-1)-yly/2.
! print *,nrank,j+xstart(2)-1,yp(j+xstart(2)-1),1.-y*y
do i=1,xsize(1)
ux1(i,j,k)=ux1(i,j,k)+1.-y*y
enddo
enddo
enddo
endif
if (itype.eq.3) then
endif
if (itype.eq.4) then
endif
if (itype.eq.5) then
if (nclx.ne.0) then
print *,'NOT POSSIBLE'
stop
endif
if (nclz.ne.0) then
print *,'NOT POSSIBLE'
stop
endif
if (ncly==0) then
print *,'NOT POSSIBLE'
stop
endif
do k=1,xsize(3)
do j=1,xsize(2)
if (istret.eq.0) y=(j+xstart(2)-1-1)*dy-yly/2.
if (istret.ne.0) y=yp(j)-yly/2.
do i=1,xsize(1)
ux1(i,j,k)=ux1(i,j,k)+1.-y*y
enddo
enddo
enddo
endif
if (itype.eq.6) then
t=0.
xv=1./100.
xxk1=twopi/xlx
xxk2=twopi/yly
do k=1,xsize(3)
z=(k+xstart(3)-1-1)*dz
do j=1,xsize(2)
y=(j+xstart(2)-1-1)*dy
do i=1,xsize(1)
x=(i-1)*dx
ux1(i,j,k)=sin(2.*pi*x)*cos(2.*pi*y)*cos(2.*pi*z)
uy1(i,j,k)=sin(2.*pi*y)*cos(2.*pi*x)*cos(2.*pi*z)
uz1(i,j,k)=sin(2.*pi*z)*cos(2.*pi*x)*cos(2.*pi*y)
bxx1(j,k)=0.
bxy1(j,k)=0.
bxz1(j,k)=0.
enddo
enddo
enddo
endif
if (itype.eq.7) then
endif
if (itype.eq.8) then
endif
if (itype.eq.9) then
endif
if (itype.eq.10) then
do k=1,xsize(3)
do j=1,xsize(2)
bxx1(j,k)=0.
bxy1(j,k)=0.
bxz1(j,k)=0.
enddo
enddo
endif
return
end subroutine ecoule
!********************************************************************
!
subroutine init (ux1,uy1,uz1,ep1,phi1,gx1,gy1,gz1,phis1,hx1,hy1,hz1,phiss1)
!
!********************************************************************
USE decomp_2d
USE decomp_2d_io
USE variables
USE param
USE MPI
implicit none
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ux1,uy1,uz1,phi1,ep1
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: gx1,gy1,gz1,phis1
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: hx1,hy1,hz1,phiss1
real(mytype) :: y,r,um,r1,r2,r3
integer :: k,j,i,fh,ierror,ii
integer :: code
integer (kind=MPI_OFFSET_KIND) :: disp
if (iin.eq.1) then !generation of a random noise
call system_clock(count=code)
call random_seed(size = ii)
call random_seed(put = code+63946*nrank*(/ (i - 1, i = 1, ii) /)) !
call random_number(ux1)
call random_number(uy1)
call random_number(uz1)
do k=1,xsize(3)
do j=1,xsize(2)
do i=1,xsize(1)
ux1(i,j,k)=noise*ux1(i,j,k)
uy1(i,j,k)=noise*uy1(i,j,k)
uz1(i,j,k)=noise*uz1(i,j,k)
enddo
enddo
enddo
!modulation of the random noise
do k=1,xsize(3)
do j=1,xsize(2)
if (istret.eq.0) y=(j+xstart(2)-1-1)*dy-yly/2.
if (istret.ne.0) y=yp(j+xstart(2)-1)-yly/2.
um=exp(-0.2*y*y)
do i=1,xsize(1)
ux1(i,j,k)=um*ux1(i,j,k)
uy1(i,j,k)=um*uy1(i,j,k)
uz1(i,j,k)=um*uz1(i,j,k)
enddo
enddo
enddo
if (iscalar==1) then
do k=1,xsize(3)
do j=1,xsize(2)
do i=1,xsize(1)
! if ((j+xstart(2)-1).ge.nym) then
! phi1(i,j,k)=1.
! else
phi1(i,j,k)=0.
! endif
phis1(i,j,k)=phi1(i,j,k)
phiss1(i,j,k)=phis1(i,j,k)
enddo
enddo
enddo
endif
endif
if (iin.eq.2) then !read a correlated noise generated before
endif
!MEAN FLOW PROFILE
call ecoule(ux1,uy1,uz1)
!INIT FOR G AND U=MEAN FLOW + NOISE
do k=1,xsize(3)
do j=1,xsize(2)
do i=1,xsize(1)
ux1(i,j,k)=ux1(i,j,k)+bxx1(j,k)
uy1(i,j,k)=uy1(i,j,k)+bxy1(j,k)
uz1(i,j,k)=uz1(i,j,k)+bxz1(j,k)
gx1(i,j,k)=ux1(i,j,k)
gy1(i,j,k)=uy1(i,j,k)
gz1(i,j,k)=uz1(i,j,k)
hx1(i,j,k)=gx1(i,j,k)
hy1(i,j,k)=gy1(i,j,k)
hz1(i,j,k)=gz1(i,j,k)
enddo
enddo
enddo
if (ivirt==2) then
call MPI_FILE_OPEN(MPI_COMM_WORLD, 'epsilon.dat', &
MPI_MODE_RDONLY, MPI_INFO_NULL, &
fh, ierror)
disp = 0_MPI_OFFSET_KIND
call decomp_2d_read_var(fh,disp,1,ep1)
call MPI_FILE_CLOSE(fh,ierror)
if (nrank==0) print *,'read epsilon file done from init'
print *,ep1
endif
return
end subroutine init
!********************************************************************
!
subroutine divergence (ux1,uy1,uz1,ep1,ta1,tb1,tc1,di1,td1,te1,tf1,&
td2,te2,tf2,di2,ta2,tb2,tc2,ta3,tb3,tc3,di3,td3,te3,tf3,pp3,&
nxmsize,nymsize,nzmsize,ph1,ph3,ph4,nlock)
!
!********************************************************************
USE param
USE IBM
USE decomp_2d
USE variables
USE MPI
implicit none
TYPE(DECOMP_INFO) :: ph1,ph3,ph4
integer :: nxmsize,nymsize,nzmsize
!X PENCILS NX NY NZ -->NXM NY NZ
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ta1,tb1,tc1,di1,ux1,uy1,uz1,ep1
real(mytype),dimension(nxmsize,xsize(2),xsize(3)) :: td1,te1,tf1
!Y PENCILS NXM NY NZ -->NXM NYM NZ
real(mytype),dimension(ph1%yst(1):ph1%yen(1),ysize(2),ysize(3)) :: td2,te2,tf2,di2
real(mytype),dimension(ph1%yst(1):ph1%yen(1),nymsize,ysize(3)) :: ta2,tb2,tc2
!Z PENCILS NXM NYM NZ -->NXM NYM NZM
real(mytype),dimension(ph1%zst(1):ph1%zen(1),ph1%zst(2):ph1%zen(2),zsize(3)) :: ta3,tb3,tc3,di3
real(mytype),dimension(ph1%zst(1):ph1%zen(1),ph1%zst(2):ph1%zen(2),nzmsize) :: td3,te3,tf3,pp3
integer :: ijk,nvect1,nvect2,nvect3,i,j,k,nlock
integer :: code
real(mytype) :: tmax,tmoy,tmax1,tmoy1
nvect1=xsize(1)*xsize(2)*xsize(3)
nvect2=ysize(1)*ysize(2)*ysize(3)
nvect3=(ph1%zen(1)-ph1%zst(1)+1)*(ph1%zen(2)-ph1%zst(2)+1)*nzmsize
if (nlock==1) then
if (ivirt.eq.0) ep1(:,:,:)=0.
do ijk=1,nvect1
ta1(ijk,1,1)=(1.-ep1(ijk,1,1))*ux1(ijk,1,1)
tb1(ijk,1,1)=(1.-ep1(ijk,1,1))*uy1(ijk,1,1)
tc1(ijk,1,1)=(1.-ep1(ijk,1,1))*uz1(ijk,1,1)
enddo
else
ta1(:,:,:)=ux1(:,:,:)
tb1(:,:,:)=uy1(:,:,:)
tc1(:,:,:)=uz1(:,:,:)
endif
!WORK X-PENCILS
call decx6(td1,ta1,di1,sx,cfx6,csx6,cwx6,xsize(1),nxmsize,xsize(2),xsize(3),0)
call inter6(te1,tb1,di1,sx,cifxp6,cisxp6,ciwxp6,xsize(1),nxmsize,xsize(2),xsize(3),1)
call inter6(tf1,tc1,di1,sx,cifxp6,cisxp6,ciwxp6,xsize(1),nxmsize,xsize(2),xsize(3),1)
call transpose_x_to_y(td1,td2,ph4)!->NXM NY NZ
call transpose_x_to_y(te1,te2,ph4)
call transpose_x_to_y(tf1,tf2,ph4)
!WORK Y-PENCILS
call intery6(ta2,td2,di2,sy,cifyp6,cisyp6,ciwyp6,(ph1%yen(1)-ph1%yst(1)+1),ysize(2),nymsize,ysize(3),1)
call decy6(tb2,te2,di2,sy,cfy6,csy6,cwy6,ppyi,(ph1%yen(1)-ph1%yst(1)+1),ysize(2),nymsize,ysize(3),0)
call intery6(tc2,tf2,di2,sy,cifyp6,cisyp6,ciwyp6,(ph1%yen(1)-ph1%yst(1)+1),ysize(2),nymsize,ysize(3),1)
call transpose_y_to_z(ta2,ta3,ph3)!->NXM NYM NZ
call transpose_y_to_z(tb2,tb3,ph3)
call transpose_y_to_z(tc2,tc3,ph3)
!WORK Z-PENCILS
call interz6(td3,ta3,di3,sz,cifzp6,ciszp6,ciwzp6,(ph1%zen(1)-ph1%zst(1)+1),&
(ph1%zen(2)-ph1%zst(2)+1),zsize(3),nzmsize,1)
call interz6(te3,tb3,di3,sz,cifzp6,ciszp6,ciwzp6,(ph1%zen(1)-ph1%zst(1)+1),&
(ph1%zen(2)-ph1%zst(2)+1),zsize(3),nzmsize,1)
call decz6(tf3,tc3,di3,sz,cfz6,csz6,cwz6,(ph1%zen(1)-ph1%zst(1)+1),&
(ph1%zen(2)-ph1%zst(2)+1),zsize(3),nzmsize,0)
do k=1,nzmsize
do j=ph1%zst(2),ph1%zen(2)
do i=ph1%zst(1),ph1%zen(1)
pp3(i,j,k)=td3(i,j,k)+te3(i,j,k)+tf3(i,j,k)
enddo
enddo
enddo
if (nlock==2) then
pp3(:,:,:)=pp3(:,:,:)-pp3(ph1%zst(1),ph1%zst(2),nzmsize)
endif
tmax=-1609.
tmoy=0.
do k=1,nzmsize
do j=ph1%zst(2),ph1%zen(2)
do i=ph1%zst(1),ph1%zen(1)
if (pp3(i,j,k).gt.tmax) tmax=pp3(i,j,k)
tmoy=tmoy+abs(pp3(i,j,k))
enddo
enddo
enddo
tmoy=tmoy/nvect3
call MPI_REDUCE(tmax,tmax1,1,real_type,MPI_MAX,0,MPI_COMM_WORLD,code)
call MPI_REDUCE(tmoy,tmoy1,1,real_type,MPI_SUM,0,MPI_COMM_WORLD,code)!
if (nrank==0) then
if (nlock==2) then
print *,'DIV U final Max=',tmax1
print *,'DIV U final Moy=',tmoy1/real(nproc)
else
print *,'DIV U* Max=',tmax1
print *,'DIV U* Moyy=',tmoy1/real(nproc)
endif
endif
return
end subroutine divergence
!********************************************************************
!
subroutine gradp(ta1,tb1,tc1,di1,td2,tf2,ta2,tb2,tc2,di2,&
ta3,tc3,di3,pp3,nxmsize,nymsize,nzmsize,ph2,ph3)
!
!********************************************************************
USE param
USE decomp_2d
USE variables
implicit none
TYPE(DECOMP_INFO) :: ph2,ph3
integer :: i,j,k,ijk,nxmsize,nymsize,nzmsize,code
integer, dimension(2) :: dims, dummy_coords
logical, dimension(2) :: dummy_periods
real(mytype),dimension(ph3%zst(1):ph3%zen(1),ph3%zst(2):ph3%zen(2),nzmsize) :: pp3
!Z PENCILS NXM NYM NZM-->NXM NYM NZ
real(mytype),dimension(ph3%zst(1):ph3%zen(1),ph3%zst(2):ph3%zen(2),zsize(3)) :: ta3,tc3,di3
!Y PENCILS NXM NYM NZ -->NXM NY NZ
real(mytype),dimension(ph3%yst(1):ph3%yen(1),nymsize,ysize(3)) :: ta2,tc2
real(mytype),dimension(ph3%yst(1):ph3%yen(1),ysize(2),ysize(3)) :: tb2,td2,tf2,di2
!X PENCILS NXM NY NZ -->NX NY NZ
real(mytype),dimension(nxmsize,xsize(2),xsize(3)) :: td1,te1,tf1
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ta1,tb1,tc1,di1
!WORK Z-PENCILS
call interiz6(ta3,pp3,di3,sz,cifip6z,cisip6z,ciwip6z,cifz6,cisz6,ciwz6,&
(ph3%zen(1)-ph3%zst(1)+1),(ph3%zen(2)-ph3%zst(2)+1),nzmsize,zsize(3),1)
call deciz6(tc3,pp3,di3,sz,cfip6z,csip6z,cwip6z,cfz6,csz6,cwz6,&
(ph3%zen(1)-ph3%zst(1)+1),(ph3%zen(2)-ph3%zst(2)+1),nzmsize,zsize(3),1)
!WORK Y-PENCILS
call transpose_z_to_y(ta3,ta2,ph3) !nxm nym nz
call transpose_z_to_y(tc3,tc2,ph3)
call interiy6(tb2,ta2,di2,sy,cifip6y,cisip6y,ciwip6y,cify6,cisy6,ciwy6,&
(ph3%yen(1)-ph3%yst(1)+1),nymsize,ysize(2),ysize(3),1)
call deciy6(td2,ta2,di2,sy,cfip6y,csip6y,cwip6y,cfy6,csy6,cwy6,ppy,&
(ph3%yen(1)-ph3%yst(1)+1),nymsize,ysize(2),ysize(3),1)
call interiy6(tf2,tc2,di2,sy,cifip6y,cisip6y,ciwip6y,cify6,cisy6,ciwy6,&
(ph3%yen(1)-ph3%yst(1)+1),nymsize,ysize(2),ysize(3),1)
!WORK X-PENCILS
call transpose_y_to_x(tb2,td1,ph2) !nxm ny nz
call transpose_y_to_x(td2,te1,ph2)
call transpose_y_to_x(tf2,tf1,ph2)
call deci6(ta1,td1,di1,sx,cfip6,csip6,cwip6,cfx6,csx6,cwx6,&
nxmsize,xsize(1),xsize(2),xsize(3),1)
call interi6(tb1,te1,di1,sx,cifip6,cisip6,ciwip6,cifx6,cisx6,ciwx6,&
nxmsize,xsize(1),xsize(2),xsize(3),1)
call interi6(tc1,tf1,di1,sx,cifip6,cisip6,ciwip6,cifx6,cisx6,ciwx6,&
nxmsize,xsize(1),xsize(2),xsize(3),1)
!we are in X pencils:
do k=1,xsize(3)
do j=1,xsize(2)
dpdyx1(j,k)=tb1(1,j,k)/gdt(itr)
dpdzx1(j,k)=tc1(1,j,k)/gdt(itr)
dpdyxn(j,k)=tb1(nx,j,k)/gdt(itr)
dpdzxn(j,k)=tc1(nx,j,k)/gdt(itr)
enddo
enddo
! determine the processor grid in use
call MPI_CART_GET(DECOMP_2D_COMM_CART_X, 2, &
dims, dummy_periods, dummy_coords, code)
if (dims(1)==1) then
do k=1,xsize(3)
do i=1,xsize(1)
dpdxy1(i,k)=ta1(i,1,k)/gdt(itr)
dpdzy1(i,k)=tc1(i,1,k)/gdt(itr)
enddo
enddo
do k=1,xsize(3)
do i=1,xsize(1)
dpdxyn(i,k)=ta1(i,xsize(2),k)/gdt(itr)
dpdzyn(i,k)=tc1(i,xsize(2),k)/gdt(itr)
enddo
enddo
else
!find j=1 and j=ny
if (xstart(2)==1) then
do k=1,xsize(3)
do i=1,xsize(1)
dpdxy1(i,k)=ta1(i,1,k)/gdt(itr)
dpdzy1(i,k)=tc1(i,1,k)/gdt(itr)
enddo
enddo
endif
! print *,nrank,xstart(2),ny-(nym/p_row)
if (ny-(nym/dims(1))==xstart(2)) then
do k=1,xsize(3)
do i=1,xsize(1)
dpdxyn(i,k)=ta1(i,xsize(2),k)/gdt(itr)
dpdzyn(i,k)=tc1(i,xsize(2),k)/gdt(itr)
enddo
enddo
endif
endif
return
end subroutine gradp
!********************************************************************
!
subroutine corgp_IBM (ux,uy,uz,px,py,pz,nlock)
!
!********************************************************************
USE param
USE decomp_2d
USE variables
implicit none
integer :: ijk,nlock,nxyz
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ux,uy,uz,px,py,pz
if (itime==1) then
px(:,:,:)=0.
py(:,:,:)=0.
pz(:,:,:)=0.
endif
nxyz=xsize(1)*xsize(2)*xsize(3)
if (nlock.eq.1) then
if (nz.gt.1) then
do ijk=1,nxyz
uy(ijk,1,1)=-py(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=-pz(ijk,1,1)+uz(ijk,1,1)
ux(ijk,1,1)=-px(ijk,1,1)+ux(ijk,1,1)
enddo
else
do ijk=1,nxyz
uy(ijk,1,1)=-py(ijk,1,1)+uy(ijk,1,1)
ux(ijk,1,1)=-px(ijk,1,1)+ux(ijk,1,1)
enddo
endif
endif
if (nlock.eq.2) then
if (nz.gt.1) then
do ijk=1,nxyz
uy(ijk,1,1)=py(ijk,1,1)+uy(ijk,1,1)
uz(ijk,1,1)=pz(ijk,1,1)+uz(ijk,1,1)
ux(ijk,1,1)=px(ijk,1,1)+ux(ijk,1,1)
enddo
else
do ijk=1,nxyz
uy(ijk,1,1)=py(ijk,1,1)+uy(ijk,1,1)
ux(ijk,1,1)=px(ijk,1,1)+ux(ijk,1,1)
enddo
endif
endif
return
end subroutine corgp_IBM
!*******************************************************************
!
subroutine body(ux,uy,uz,ep1)
!
!*******************************************************************
USE param
USE decomp_2d
USE variables
USE IBM
implicit none
real(mytype), dimension(xstart(1):xend(1),xstart(2):xend(2),xstart(3):xend(3)) :: ux,uy,uz,ep1
integer :: i,j,k
real(mytype) :: xm,ym,r
ep1=0.
do k=xstart(3),xend(3)
do j=xstart(2),xend(2)
do i=xstart(1),xend(1)
xm=(i-1)*dx
ym=yp(j)!(j-1)*dy
r=sqrt((xm-cex)*(xm-cex)+(ym-cey)*(ym-cey))
if (r-ra >= 0.) cycle
ux(i,j,k)=0.
uy(i,j,k)=0.
uz(i,j,k)=0.
ep1(i,j,k)=1.
enddo
enddo
enddo
return
end subroutine body
!****************************************************************************
!
subroutine pre_correc(ux,uy,uz)
!
!****************************************************************************
USE decomp_2d
USE variables
USE param
USE var
USE MPI
implicit none
real(mytype),dimension(xsize(1),xsize(2),xsize(3)) :: ux,uy,uz
integer :: i,j,k,code
real(mytype) :: ut,ut1,utt,ut11
integer, dimension(2) :: dims, dummy_coords
logical, dimension(2) :: dummy_periods
if (itime==1) then
dpdyx1=0.
dpdzx1=0.
dpdyxn=0.
dpdzxn=0.
endif
!we are in X pencils:
do k=1,xsize(3)
do j=1,xsize(2)
dpdyx1(j,k)=dpdyx1(j,k)*gdt(itr)
dpdzx1(j,k)=dpdzx1(j,k)*gdt(itr)
dpdyxn(j,k)=dpdyxn(j,k)*gdt(itr)
dpdzxn(j,k)=dpdzxn(j,k)*gdt(itr)
enddo
enddo
!Computatation of the flow rate Inflow/Outflow
!we are in X pencils:
if (nclx==2) then
ut1=0.
do k=1,xsize(3)
do j=1,xsize(2)
ut1=ut1+bxx1(j,k)
enddo
enddo
ut1=ut1/xsize(2)/xsize(3)
call MPI_ALLREDUCE(ut1,ut11,1,real_type,MPI_SUM,MPI_COMM_WORLD,code)
ut11=ut11/nproc
ut=0.
do k=1,xsize(3)
do j=1,xsize(2)
ut=ut+bxxn(j,k)
enddo
enddo
ut=ut/xsize(2)/xsize(3)
call MPI_ALLREDUCE(ut,utt,1,real_type,MPI_SUM,MPI_COMM_WORLD,code)
utt=utt/nproc
if (nrank==0) print *,'FLOW RATE I/O',ut11,utt
do k=1,xsize(3)
do j=1,xsize(2)
bxxn(j,k)=bxxn(j,k)-utt+ut11
enddo
enddo
endif
!********NCLX==2*************************************
!****************************************************
if (nclx.eq.2) then
do k=1,xsize(3)
do j=1,xsize(2)
ux(1 ,j,k)=bxx1(j,k)
uy(1 ,j,k)=bxy1(j,k)+dpdyx1(j,k)
uz(1 ,j,k)=bxz1(j,k)+dpdzx1(j,k)
ux(nx,j,k)=bxxn(j,k)
uy(nx,j,k)=bxyn(j,k)+dpdyxn(j,k)
uz(nx,j,k)=bxzn(j,k)+dpdzxn(j,k)
enddo
enddo
endif
!****************************************************
!********NCLY==2*************************************
!****************************************************
!WE ARE IN X PENCIL!!!!!!
if (ncly==2) then
if (itype.eq.2) then