!------------------------------------------------------------------------------- ! Code_Saturne version 4.0.2 ! -------------------------- ! This file is part of Code_Saturne, a general-purpose CFD tool. ! ! Copyright (C) 1998-2015 EDF S.A. ! ! 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. !------------------------------------------------------------------------------- !=============================================================================== ! Function: ! --------- !> \file cs_user_boundary_conditions.f90 !> !> \brief User subroutine which fills boundary conditions arrays !> (\c icodcl, \c rcodcl) for unknown variables. !> !> !------------------------------------------------------------------------------- ! Arguments !______________________________________________________________________________. ! mode name role ! !______________________________________________________________________________! !> \param[in] nvar total number of variables !> \param[in] nscal total number of scalars !> \param[out] icodcl boundary condition code: !> - 1 Dirichlet !> - 2 Radiative outlet !> - 3 Neumann !> - 4 sliding and !> \f$ \vect{u} \cdot \vect{n} = 0 \f$ !> - 5 smooth wall and !> \f$ \vect{u} \cdot \vect{n} = 0 \f$ !> - 6 rough wall and !> \f$ \vect{u} \cdot \vect{n} = 0 \f$ !> - 9 free inlet/outlet !> (input mass flux blocked to 0) !> - 13 Dirichlet for the advection operator and !> Neumann for the diffusion operator !> \param[in] itrifb indirection for boundary faces ordering !> \param[in,out] itypfb boundary face types !> \param[out] izfppp boundary face zone number !> \param[in] dt time step (per cell) !> \param[in,out] rcodcl boundary condition values: !> - rcodcl(1) value of the dirichlet !> - rcodcl(2) value of the exterior exchange !> coefficient (infinite if no exchange) !> - rcodcl(3) value flux density !> (negative if gain) in w/m2 or roughness !> in m if icodcl=6 !> -# for the velocity \f$ (\mu+\mu_T) !> \gradt \, \vect{u} \cdot \vect{n} \f$ !> -# for the pressure \f$ \Delta t !> \grad P \cdot \vect{n} \f$ !> -# for a scalar \f$ cp \left( K + !> \dfrac{K_T}{\sigma_T} \right) !> \grad T \cdot \vect{n} \f$ !_______________________________________________________________________________ subroutine cs_user_boundary_conditions & ( nvar , nscal , & icodcl , itrifb , itypfb , izfppp , & dt , & rcodcl ) !=============================================================================== !=============================================================================== ! Module files !=============================================================================== use paramx use numvar use optcal use cstphy use cstnum use entsor use parall use period use ihmpre use ppppar use ppthch use coincl use cpincl use ppincl use ppcpfu use atincl use atsoil use ctincl use elincl use cs_fuel_incl use mesh use field use turbomachinery use iso_c_binding use cs_c_bindings !=============================================================================== implicit none ! Arguments integer ifac, nvar, nscal, ilelt, nlelt integer icodcl(nfabor,nvarcl) integer itrifb(nfabor), itypfb(nfabor) integer izfppp(nfabor) double precision dt(ncelet) double precision rcodcl(nfabor,nvarcl,3) double precision xnod(3), norm_u, norm_x1, u(3), x1(3) double precision ang, mb, d, omegap, vtan integer, allocatable, dimension(:) :: lstelt !=============================================================================== !=============================================================================== ! Initialization !=============================================================================== allocate(lstelt(nfabor)) ! temporary array for boundary faces selection call getfbr('Object', nlelt, lstelt) !Angle of attack [deg] ang=10.0d0 mb=tan(ang*3.14159/180) !Rotation direction u(1)=1 u(2)=0 u(3)=mb norm_u = sqrt(u(1)**2+u(2)**2+u(3)**2) !Veloc rotation [rad/s] omegap=3.866 do ilelt = 1, nlelt ifac = lstelt(ilelt) itypfb(ifac) = iparoi xnod(1) = cdgfbo(1, ifac) xnod(2) = cdgfbo(2, ifac) xnod(3) = cdgfbo(3, ifac) ! x1 = Normal to the plano P X U (To impose tangencial vel) x1(1) = xnod(2)*u(3) x1(2) = -(xnod(1)*u(3)- xnod(3)*u(1)) x1(3) = -xnod(2)*u(1) norm_x1 = sqrt(x1(1)**2 + x1(2)**2 + x1(3)**2) ! Distance to the rotation axis d=norm_x1/norm_u ! Tang veloc vtan=omegap*d icodcl(ifac,iu ) = 5 rcodcl(ifac,iu,1) = vtan*(x1(1)/norm_x1) icodcl(ifac,iv ) = 5 rcodcl(ifac,iv,1) = vtan*(x1(2)/norm_x1) icodcl(ifac,iw ) = 5 rcodcl(ifac,iw,1) = vtan*(x1(3)/norm_x1) enddo deallocate(lstelt) ! temporary array for boundary faces selection return end subroutine cs_user_boundary_conditions