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WInc3D.f90
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!###############################################################################
!This file is part of WInc3D.
!-------------------------------------------------------------------------------
! We kindly request that you cite WInc3D in your publications and
! presentations. The following citations are suggested:
!
! Deskos, G., S. Laizet, and M. D. Piggott. “Turbulence-resolving simulations
! of wind turbine wakes”. Renewable Energy 134 (2019), pp. 989 –1002.
!
! Deskos, G., S. Laizet, and M. D. Piggott. “Development and validation of the
! higher-order finite-difference wind farm simulator, WInc3D”. 3rd International
! Conference on Renewable Energies Offshore (RENEW2018). Lisbon, Portugal, 2018.
!
! For the core numerical solver 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
!################################################################################
PROGRAM WInc3D
USE decomp_2d
USE decomp_2d_poisson
use decomp_2d_io
USE param
USE var
USE MPI
USE IBM
USE derivX
USE derivZ
!>>GD INTRODUCE THE actuator_line_modules
use actuator_line_model
use actuator_line_source
!>>GD INTRODUCE THE actuator_disc_modules
use actuator_disc_model
implicit none
integer :: code,nlock,i,j,k,ii,bcx,bcy,bcz,fh,ierror
real(mytype) :: x,y,z,tmp1
double precision :: t1,t2
integer :: ErrFlag, nargin, FNLength, status, DecInd, output_counter
logical :: back
character(len=80) :: InputFN, FNBase
character(len=20) :: filename
TYPE(DECOMP_INFO) :: phG,ph1,ph2,ph3,ph4
CALL MPI_INIT(code)
!==========================================================================
! Handle Input file
nargin=command_argument_count()
if (nargin <1) then
write(6,*) 'Please call the program with the name of the input file on the command line Ex. winc3d input.in'
stop
endif
call get_command_argument(1,InputFN,FNLength,status)
back=.true.
FNBase=inputFN((index(InputFN,'/',back)+1):len(InputFN))
DecInd=index(FNBase,'.',back)
if (DecInd >1) then
FNBase=FNBase(1:(DecInd-1))
end if
!===========================================================================
call parameter(InputFN)
! Decompose the problem into rows and columns
call decomp_2d_init(nx,ny,nz,p_row,p_col)
call init_coarser_mesh_statS(nstat,nstat,nstat,.true.)
call init_coarser_mesh_statV(nvisu,nvisu,nvisu,.true.)
call init_variables
! Print out the parameters
if (nrank==0) then
print *,'==========================================================='
print *,'==========================================================='
print *,'==========================================================='
print *,'======================WInc3D =============================='
print *,'=== High fidelity Wind farm simulator ====================='
print *,' Developed by G. Deskos : [email protected]'
print *,' Code based on incompact3d'
print *,'==========================================================='
print *,'==========================================================='
print *,'==========================================================='
print *,''
print *,''
print *,''
if (itype.eq.1) print *,'Fluid flow problem : Constant flow field/wake in a confined domain'
if (itype.eq.2) print *,'Fluid flow problem : Smooth turbulent channel flow -- periodic domain'
if (itype.eq.3) print *,'Fluid flow problem : Various configurations: Flow field is imported from a precursor simulation through planes'
if (itype.eq.4) print *,'Fluid flow problem : Smooth/rough developing boundary layer'
if (itype.eq.5) print *,'Fluid flow problem : Not defined yet'
if (itype.eq.6) print *,'Fluid flow problem : Taylor Green vortices'
if (itype.eq.7) print *,'Fluid flow problem : 3D cavity flow'
if (itype.eq.8) print *,'Fluid flow problem : Atmospheric Boundary Layer'
if (itype.eq.9) print *,'Fluid flow problem : Not defined yet'
write(*,1101) nx,ny,nz
write(*,1103) xlx,yly,zlz
write(*,1102) nclx,ncly,nclz
write(*,1104) u1,u2
write(*,1105) re
write(*,1106) dt
if (nscheme.eq.1) print *,'Temporal scheme : Adams-Bashforth 2'
if (nscheme.eq.2) print *,'Temporal scheme : Runge-Kutta 3'
if (nscheme.eq.3) print *,'Temporal scheme : Runge-Kutta 4'
if (nscheme.eq.4) print *,'Temporal scheme : Adams-Bashforth 4'
if (ivirt.eq.0) print *,'Immersed boundary : off'
if (ivirt.eq.1) then
print *,'Immersed boundary : on old school'
write(*,1107) cex,cey,cez
write(*,1110) ra
endif
if (ivirt.eq.2) then
print *,'Immersed boundary : on with Lagrangian Poly'
endif
1101 format(' Spatial Resolution: (nx,ny,nz)=(',I4,',',I4,',',I4,')')
1102 format(' Boundary condition: (nclx,ncly,nclz)=(',I1,',',I1,',',I1,')')
1103 format(' Domain dimension : (lx,ly,lz)=(',F6.1,',',F6.1,',',F6.1,')')
1104 format(' High and low speed: u1=',F6.2,' and u2=',F6.2)
1105 format(' Reynolds number Re: ',F15.8)
1106 format(' Time step dt : ',F15.8)
1107 format(' Object centred at : (',F6.2,',',F6.2,',',F6.2,')')
1110 format(' Object length : ',F6.2)
1113 format(' Schmidt number : ',F6.2)
endif
! ==========================================================================================================
! Initialize the schemes (Currently deciding between the optimal sixth-order Pade and the sixth-order iSVV
! ==========================================================================================================
if (jLES==0) then
call schemes_dns()
if(nrank==0) then
write(*,*) 'DNS'
endif
else if (jLES==1) then
call schemes_iles()
if(nrank==0) then
if (dynhypvisc==0) print *, 'iSVV-LES with xxnu = 1 / ', rxxnu, ' and cnu = ', cnu
if (dynhypvisc==1) print *, 'Dynamic iSVV-LES with xxnu = 1 / ', rxxnu, ' and cnu = ', cnu
endif
else if (jLES==2.OR.jLES==3.OR.jLES==4.OR.jLES==5) then
call init_explicit_les()
call schemes_dns()
endif
! ================================================
! Dealing with pressure
! ================================================
if (nclx==0) then
bcx=0
else
bcx=1
endif
if (ncly==0) then
bcy=0
else
bcy=1
endif
if (nclz==0) then
bcz=0
else
bcz=1
endif
call decomp_2d_poisson_init(bcx,bcy,bcz)
call decomp_info_init(nxm,nym,nzm,phG)
! ======================================================
! Initialise flow in the domain -- init or restart
! ======================================================
! Initialise inflow file
if (iin==3) then
call read_inflow(ux_inflow,uy_inflow,uz_inflow,0)
endif
if (ilit==0) call init(ux1,uy1,uz1,ep1,phi1,gx1,gy1,gz1,phis1,hx1,hy1,hz1,phiss1)
if (ilit==1) call restart(ux1,uy1,uz1,ep1,pp3,phi1,gx1,gy1,gz1,&
px1,py1,pz1,phis1,hx1,hy1,hz1,phiss1,phG,0)
call test_speed_min_max(ux1,uy1,uz1)
if (iscalar==1) call test_scalar_min_max(phi1)
!array for stat to zero
umean=0.;vmean=0.;wmean=0.
uumean=0.;vvmean=0.;wwmean=0.
uvmean=0.;uwmean=0.;vwmean=0.
phimean=0.;phiphimean=0.
t1 = MPI_WTIME()
!div: nx ny nz --> nxm ny nz --> nxm nym nz --> nxm nym nzm
call decomp_info_init(nxm, nym, nzm, ph1)
call decomp_info_init(nxm, ny, nz, ph4)
!gradp: nxm nym nzm -> nxm nym nz --> nxm ny nz --> nx ny nz
call decomp_info_init(nxm, ny, nz, ph2)
call decomp_info_init(nxm, nym, nz, ph3)
! Initialise the Probe inside the domain
if (iprobe==1) then
call init_probe
elseif(iprobe==2) then
call init_probe_pencil
endif
! Initialise outflow file
if (ioutflow==1) then
output_counter=0
endif
! EXPORT THE INITIAL SOLUTION
itime=ifirst-1
! Initialise the turbine models
if (ialm==1) then
call actuator_line_model_init(Nturbines,Nactuatorlines,TurbinesPath,ActuatorlinesPath,dt)
call initialize_actuator_source
call Compute_Momentum_Source_Term_pointwise
endif
if (iadm==1) then
call actuator_disc_model_init(Ndiscs,admCoords,iadmmode,CT,aind,fileADM)
call actuator_disc_model_compute_source(ux1,uy1,uz1)
endif
if (mod(itime,imodulo)==0) then
call VISU_INSTA(ux1,uy1,uz1,phi1,ta1,tb1,tc1,td1,te1,tf1,tg1,th1,ti1,di1,&
ta2,tb2,tc2,td2,te2,tf2,tg2,th2,ti2,tj2,di2,&
ta3,tb3,tc3,td3,te3,tf3,tg3,th3,ti3,di3,phG,uvisu)
call VISU_PRE (pp3,ta1,tb1,di1,ta2,tb2,di2,&
ta3,di3,nxmsize,nymsize,nzmsize,phG,ph2,ph3,uvisu)
endif
if (ialm==1) then
if (nrank==0.and.mod(itime,ialmoutput)==0) then
call actuator_line_model_write_output(itime/ialmoutput) ! Write the Rotor output
end if
endif
do itime=ifirst,ilast
t=(itime-1)*dt
if (nrank==0) then
write(*,*) '========================================'
write(*,1001) itime,t
1001 format(' Time step =',i7,', Time unit =',F9.3)
write(*,*) '========================================'
endif
if(ialm==1) then
if (nrank==0) then
write(6,*) ''
write(6,*) 'Unsteady ACtuator Line Model INFO:'
endif
call Compute_Momentum_Source_Term_pointwise
call actuator_line_model_update(t,dt)
if (nrank==0) then
write(6,*) ''
endif
endif
if(iadm==1) then
call actuator_disc_model_compute_source(ux1,uy1,uz1)
endif
if(itripping==1.or.itripping==2) call radial_tripping(t)
if (iin==3.and.mod(itime,NTimeSteps)==0) then
! Read new inflow
call read_inflow(ux_inflow,uy_inflow,uz_inflow,itime/NTimeSteps)
endif
if (jLES.ge.2) then
call filter(0.49_mytype)
call apply_spatial_filter(ux1,uy1,uz1,phi1,ux2,uy2,uz2,phi2,ux3,uy3,uz3,phi3)
endif
do itr=1,iadvance_time
if (nclx.eq.2) then
call inflow (ux1,uy1,uz1,phi1) !X PENCILS
call outflow(ux1,uy1,uz1,phi1) !X PENCILS
endif
! Do filtering here
call convdiff(ux1,uy1,uz1,phi1,ep1,ta1,tb1,tc1,&
td1,te1,tf1,tg1,th1,ti1,di1,ux2,uy2,uz2,phi2,ta2,tb2,tc2,td2,te2,tf2,tg2,th2,&
ti2,tj2,di2,ux3,uy3,uz3,phi3,ta3,tb3,tc3,td3,te3,tf3,tg3,th3,ti3,di3,nut1,shrt_coeff)
! Potential Temperature -- to be computed after the convdiff
if (ibuoyancy==1) then
call PotentialTemperature(ux1,uy1,uz1,nut1,phi1,phis1,phiss1,di1,tg1,th1,ti1,td1,&
uy2,uz2,phi2,di2,ta2,tb2,tc2,td2,uz3,phi3,di3,ta3,tb3,tc3,td2,ep1)
endif
!X PENCILS
call intt (ux1,uy1,uz1,gx1,gy1,gz1,hx1,hy1,hz1,ta1,tb1,tc1)
call pre_correc(ux1,uy1,uz1)
if (ivirt==1) then !solid body old school
!we are in X-pencil
call corgp_IBM(ux1,uy1,uz1,px1,py1,pz1,1)
call body(ux1,uy1,uz1,ep1)
call corgp_IBM(ux1,uy1,uz1,px1,py1,pz1,2)
endif
!X-->Y-->Z
call 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,ph4,1)
!POISSON Z-->Z
call decomp_2d_poisson_stg(pp3,bcx,bcy,bcz)
!Z-->Y-->X
call gradp(px1,py1,pz1,di1,td2,tf2,ta2,tb2,tc2,di2,&
ta3,tc3,di3,pp3,nxmsize,nymsize,nzmsize,ph2,ph3)
!X PENCILS
call corgp(ux1,ux2,uy1,uy2,uz1,uz2,px1,py1,pz1)
!does not matter -->output=DIV U=0 (in dv3)
!call 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,dv3,&
! nxmsize,nymsize,nzmsize,ph1,ph3,ph4,2)
call test_speed_min_max(ux1,uy1,uz1)
if (iscalar==1) call test_scalar_min_max(phi1)
enddo
if (t>=spinup_time) then
call STATISTIC(ux1,uy1,uz1,phi1,ta1,umean,vmean,wmean,phimean,uumean,vvmean,wwmean,&
uvmean,uwmean,vwmean,phiphimean,tmean)
if(ialm==1) call actuator_line_statistics()
if(iprobe==1) then
if (mod(itime,nsampling)==0) then
call probe(ux1,uy1,uz1,phi1)
call write_probe(itime/nsampling)
endif
elseif(iprobe==2) then
if (mod(itime,nsampling)==0) then
call probe_pencil(ux1,uy1,uz1,phi1)
call write_probe(itime/nsampling)
endif
endif
if(isnapshot==1.and.mod(itime,sfreq)==0) then
! WRITE SNAPSHOTS
call VISU_SNAP(ux1,uy1,uz1,uvisu)
endif
endif
if (mod(itime,isave)==0) call restart(ux1,uy1,uz1,ep1,pp3,phi1,gx1,gy1,gz1,&
px1,py1,pz1,phis1,hx1,hy1,hz1,phiss1,phG,1)
if (mod(itime,imodulo)==0) then
call VISU_INSTA(ux1,uy1,uz1,phi1,ta1,tb1,tc1,td1,te1,tf1,tg1,th1,ti1,di1,&
ta2,tb2,tc2,td2,te2,tf2,tg2,th2,ti2,tj2,di2,&
ta3,tb3,tc3,td3,te3,tf3,tg3,th3,ti3,di3,phG,uvisu)
call VISU_PRE (pp3,ta1,tb1,di1,ta2,tb2,di2,&
ta3,di3,nxmsize,nymsize,nzmsize,phG,ph2,ph3,uvisu)
endif
if (ialm==1) then
if (nrank==0.and.mod(itime,ialmoutput)==0) then
call actuator_line_model_write_output(itime/ialmoutput) ! Write the Rotor output
end if
endif
if (iadm==1) then
if (nrank==0.and.mod(itime,imodulo)==0) then
call actuator_disc_model_write_output(itime/imodulo) ! Write the disc output
end if
endif
if(ioutflow==1) then
output_counter=output_counter+1
call append_outflow(ux1,uy1,uz1,output_counter)
if (mod(itime,NTimeSteps)==0) then
call write_outflow(itime/NTimeSteps)
output_counter=0
endif
endif
enddo
! Write Outflow
t2=MPI_WTIME()-t1
call MPI_ALLREDUCE(t2,t1,1,MPI_REAL8,MPI_SUM, &
MPI_COMM_WORLD,code)
if (nrank==0) print *,'time per time_step: ', &
t1/float(nproc)/(ilast-ifirst+1),' seconds'
if (nrank==0) print *,'simulation with nx*ny*nz=',nx,ny,nz,'mesh nodes'
if (nrank==0) print *,'Mapping p_row*p_col=',p_row,p_col
!call decomp_2d_poisson_finalize
call decomp_2d_finalize
CALL MPI_FINALIZE(code)
end PROGRAM WInc3D