#============================================================================== # Driven Cavity #============================================================================== # Problem specific Data: # --------------------- name dcavity # name of flow setup bcLeft 1 # flags for boundary conditions bcRight 1 # 1 = no-slip 3 = outflow bcBottom 1 # 2 = free-slip 4 = periodic bcTop 1 # bcFront 1 # bcBack 1 # gx 0.0 # Body forces (e.g. gravity) gy 0.0 # gz 0.0 # re 1000.0 # Reynolds number u_init 0.0 # initial value for velocity in x-direction v_init 0.0 # initial value for velocity in y-direction w_init 0.0 # initial value for velocity in z-direction p_init 0.0 # initial value for pressure # Geometry Data: # ------------- xlength 1.0 # domain size in x-direction ylength 1.0 # domain size in y-direction zlength 1.0 # domain size in z-direction imax 80 # number of interior cells in x-direction jmax 80 # number of interior cells in y-direction kmax 80 # number of interior cells in z-direction # Time Data: # --------- te 10.0 # final time dt 0.02 # time stepsize tau 0.5 # safety factor for time stepsize control (<0 constant delt) # Pressure Iteration Data: # ----------------------- itermax 1000 # maximal number of pressure iteration in one time step eps 0.001 # stopping tolerance for pressure iteration rho 0.5 omg 1.7 # relaxation parameter for SOR iteration gamma 0.9 # upwind differencing factor gamma # Multigrid data: # --------- levels 2 # Multigrid levels presmooth 20 # Pre-smoothning iterations postsmooth 5 # Post-smoothning iterations # Particle Tracing Data: # ----------------------- numberOfParticles 200 startTime 0 injectTimePeriod 1.0 writeTimePeriod 0.1 x1 0.0 y1 0.1 z1 0.0 x2 1.0 y2 0.1 z2 1.0 # Obstacle Geometry Data: # ----------------------- # Shape 0 disable, 1 Rectangle/Square, 2 Circle shape 0 xCenter 0.5 yCenter 0.5 zCenter 0.5 xRectLength 0.25 yRectLength 0.25 zRectLength 0.25 circleRadius 0.25 #===============================================================================