#==============================================================================
#                            Laminar Canal Flow
#==============================================================================

# Problem specific Data:
# ---------------------

name backstep             # name of flow setup

bcLeft    3			#  flags for boundary conditions
bcRight   3			#  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            36000.0	   # Reynolds number

u_init        1.0      # 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        1.0      # initial value for pressure

# Geometry Data:
# -------------

xlength       7.0     # domain size in x-direction
ylength       1.5	   # domain size in y-direction
zlength       1.0	   # domain size in z-direction
imax          210      # number of interior cells in x-direction
jmax          45	   # number of interior cells in y-direction
kmax          30	   # number of interior cells in z-direction

# Time Data:
# ---------

te       40.0   # final time
dt       0.02    # time stepsize
tau      0.5     # safety factor for time stepsize control (<0 constant delt)

# Pressure Iteration Data:
# -----------------------

itermax       500       # maximal number of pressure iteration in one time step
eps           0.0001   # stopping tolerance for pressure iteration
rho           0.52 
omg           1.7       # relaxation parameter for SOR iteration
gamma         0.9       # upwind differencing factor gamma

# Multigrid data:
# ---------

levels        3         # Multigrid levels
presmooth     20         # Pre-smoothning iterations
postsmooth    5         # Post-smoothning iterations

# Particle Tracing Data:
# -----------------------

numberOfParticles   2000
startTime           0
injectTimePeriod    1.0
writeTimePeriod     0.2

x1                  0.0
y1                  0.5
z1                  0.0
x2                  0.0
y2                  1.5
z2                  1.0

# Obstacle Geometry Data:
# -----------------------
# Shape 0 disable, 1 Rectangle/Square, 2 Circle

shape               1 
xCenter             0.0
yCenter             0.0
zCenter             0.0
xRectLength         2.0
yRectLength         1.0
zRectLength         2.0
circleRadius        1.0

#===============================================================================
