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stats.f90
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!############################################################################
!
program verif
!
!############################################################################
implicit none
integer, parameter :: nx1=128 , ny1=129, nz1=256
integer xitime,itime,ifirst,nx, ny, nz
real(8),dimension(nx1, ny1, nz1) :: umean,uumean,uvmean
real(8),dimension(ny1,nz1) :: ux_mean,uux_mean,uuy_mean,uuz_mean,uv_mean_2D
integer :: i,j,k,count,nfil
real(8) :: pi,x,y,u_to,Re,Re_t_up,Re_t_low
real(8),dimension(ny1) :: yp,ypi,qstat,qstat2,qstat_u,qstat_v,qstat_w
real(8),dimension(nx1) :: y1
real(8),dimension(ny1) :: y2
real(8),dimension(nz1) :: y3
logical :: exist
character(10) :: time
integer,dimension(8) :: values
open (1,file='comu_stat.dat')
read(1,*) Re,itime,ifirst,nx, ny, nz
if (nx.ne.nx1.or.ny.ne.ny1.or.nz.ne.nz1) then
print*, '###############################################################'
print*,' dimension miss match'
print*,nx, ny, nz
print*,nx1, ny1, nz1
print*, '###############################################################'
endif
close(1)
call date_and_time(TIME=time)
call date_and_time(VALUES=values)
print*,'== Machine Time == '
print '(8i5)', values
pi=acos(-1.)
u_to=180./Re
xitime=itime-ifirst+1
open (15,file='yp.dat',form='formatted',status='unknown')
do j=1,ny1
read(15,*) yp(j)
enddo
close(15)
!! U Perturbation statistics !!
OPEN(11,FILE='umean.dat',FORM='UNFORMATTED',&
ACCESS='DIRECT', RECL=8)
COUNT = 1
DO K=1,nz1
DO J=1,ny1
DO I=1,nx1
READ(11,REC=COUNT) umean(I,J,K)
COUNT = COUNT + 1
ENDDO
ENDDO
ENDDO
CLOSE(11)
OPEN(11,FILE='uumean.dat',FORM='UNFORMATTED',&
ACCESS='DIRECT', RECL=8)
OPEN(12,FILE='uvmean.dat',FORM='UNFORMATTED',&
ACCESS='DIRECT', RECL=8)
COUNT = 1
DO K=1,nz1
DO J=1,ny1
DO I=1,nx1
READ(11,REC=COUNT) uumean(I,J,K)
READ(12,REC=COUNT) uvmean(I,J,K)
COUNT = COUNT + 1
ENDDO
ENDDO
ENDDO
CLOSE(12)
CLOSE(11)
umean=umean/xitime
uumean=uumean/xitime
uumean=(uumean-umean*umean)!/u_to/u_to
qstat=0.
qstat2=0.
do k=1,nz1
do j=1,ny1
do i=1,nx1
qstat(j)=qstat(j)+uumean(i,j,k)
qstat2(j)=qstat2(j)+umean(i,j,k)
uux_mean(j,k)=uux_mean(j,k)+uumean(i,j,k)
ux_mean(j,k)=ux_mean(j,k)+umean(i,j,k)
uv_mean_2d(j,k)=uv_mean_2d(j,k)+uvmean(i,j,k)
enddo
enddo
enddo
qstat(:)=qstat(:)/nx1/nz1
qstat2(:)=qstat2(:)/nx1/nz1
ux_mean(:,:)=ux_mean(:,:)/nx1
uux_mean(:,:)=uux_mean(:,:)/nx1
uv_mean_2d(:,:)=uv_mean_2d(:,:)/nx1
qstat_u=qstat
Re_t_up=sqrt((qstat2(ny1-1)-qstat2(ny1))/(yp(ny1)-yp(ny1-1))/Re)*Re
Re_t_low=sqrt((qstat2(2)-qstat2(1))/(yp(2)-yp(1))/Re)*Re
print *,itime,xitime,Re_t_up,Re_t_low,abs(Re_t_up-Re_t_low)
u_to=sqrt((qstat2(ny1-1)-qstat2(ny1))/(yp(ny1)-yp(ny1-1))/Re)*Re+sqrt((qstat2(2)-qstat2(1))/(yp(2)-yp(1))/Re)*Re
u_to=u_to*0.5/Re
print *,'U_TO',u_to
open(10,file='upert.dat',status='unknown',form='formatted')
do j=1,ny1
write(10,*) yp(j)*u_to*Re,qstat(j)/u_to/u_to,qstat2(j)/u_to/u_to
enddo
close(10)
!! V Pertubation Statistics !!
OPEN(11,FILE='vmean.dat',FORM='UNFORMATTED',&
ACCESS='DIRECT', RECL=8)
COUNT = 1
DO K=1,nz1
DO J=1,ny1
DO I=1,nx1
READ(11,REC=COUNT) umean(I,J,K)
COUNT = COUNT + 1
ENDDO
ENDDO
ENDDO
CLOSE(11)
OPEN(11,FILE='vvmean.dat',FORM='UNFORMATTED',&
ACCESS='DIRECT', RECL=8)
COUNT = 1
DO K=1,nz1
DO J=1,ny1
DO I=1,nx1
READ(11,REC=COUNT) uumean(I,J,K)
COUNT = COUNT + 1
ENDDO
ENDDO
ENDDO
CLOSE(11)
umean=umean/xitime
uumean=uumean/xitime
uumean=(uumean-umean*umean)!/u_to/u_to
do k=1,nz1
do j=1,ny1
do i=1,nx1
qstat(j)=qstat(j)+uumean(i,j,k)
uuy_mean(j,k)=uuy_mean(j,k)+uumean(i,j,k)
enddo
enddo
enddo
qstat(:)=qstat(:)/nx1/nz1
uuy_mean(:,:)=uuy_mean(:,:)/nx1
qstat_v=qstat
open(10,file='vpert.dat',status='unknown',form='formatted')
do j=1,ny1
write(10,*) yp(j)*u_to*Re,qstat(j)/u_to/u_to
enddo
close(10)
!! W Pertubation Statistics !!
OPEN(11,FILE='wmean.dat',FORM='UNFORMATTED',&
ACCESS='DIRECT', RECL=8)
COUNT = 1
DO K=1,nz1
DO J=1,ny1
DO I=1,nx1
READ(11,REC=COUNT) umean(I,J,K)
COUNT = COUNT + 1
ENDDO
ENDDO
ENDDO
CLOSE(11)
OPEN(11,FILE='wwmean.dat',FORM='UNFORMATTED',&
ACCESS='DIRECT', RECL=8)
COUNT = 1
DO K=1,nz1
DO J=1,ny1
DO I=1,nx1
READ(11,REC=COUNT) uumean(I,J,K)
COUNT = COUNT + 1
ENDDO
ENDDO
ENDDO
CLOSE(11)
umean=umean/xitime
uumean=uumean/xitime
uumean=(uumean-umean*umean)!/u_to/u_to
do k=1,nz1
do j=1,ny1
do i=1,nx1
qstat(j)=qstat(j)+uumean(i,j,k)
uuz_mean(j,k)=uuz_mean(j,k)+uumean(i,j,k)
enddo
enddo
enddo
qstat(:)=qstat(:)/nx1/nz1
uuz_mean(:,:)=uuz_mean(:,:)/nx1
qstat_w=qstat
open(10,file='wpert.dat',status='unknown',form='formatted')
do j=1,ny1
write(10,*) yp(j)*u_to*Re,qstat(j)/u_to/u_to
enddo
close(10)
open(30,file='u_mean.dat',status='unknown',form='formatted')
do j=1,ny1
do k=1,nz1
write(30,*) ux_mean(j,k)/u_to/u_to,uux_mean(j,k)/u_to/u_to,uuy_mean(j,k)/u_to/u_to,&
uuz_mean(j,k)/u_to/u_to,uv_mean_2D(j,k)/u_to/u_to
enddo
enddo
close(30)
open(10,file='uvwpert.dat',status='unknown',form='formatted')
do j=1,ny1
write(10,*) yp(j)*u_to*Re,qstat_u(j)/u_to/u_to,qstat_v(j)/u_to/u_to,qstat_w(j)/u_to/u_to
enddo
close(10)
!************* write shear velocities and Re_t at each call of the subroutine ************
inquire(file="time_stats.dat", exist=exist)
if (exist) then
open(12, file="time_stats.dat", status="old", position="append", action="write")
else
open(12, file="time_stats.dat", status="new", action="write")
end if
write(12, *) itime,xitime,u_to,Re_t_up,Re_t_low,abs(Re_t_up-Re_t_low)
close(12)
!******************************************************************************************
end program verif
!