mesh = foam_controlwrapper.create_block_mesh(tempfile.mkdtemp(), mesh_name,
pipe_mesh.blockMeshDict)
end = time.time()
print "Time spend in blockmesh: ", end - start
start = time.time()
cuds.add([mesh])
end = time.time()
print "Time spend in add mesh to cuds: ", end - start
start = time.time()
# boundary conditions
vel_inlet = api.Dirichlet(foam, name='vel_inlet')
vel_inlet.data[CUBA.VARIABLE] = CUBA.VELOCITY
vel_inlet.data[CUBA.VELOCITY] = (0, 0, 0.53)
pres_inlet = api.Neumann(foam, name='pres_inlet')
pres_inlet.data[CUBA.VARIABLE] = CUBA.PRESSURE
vel_outlet = api.Neumann(foam, name='vel_outlet')
vel_outlet.data[CUBA.VARIABLE] = CUBA.VELOCITY
pres_outlet = api.Dirichlet(foam, name='pres_outlet')
pres_outlet.data[CUBA.VARIABLE] = CUBA.PRESSURE
pres_outlet.data[CUBA.PRESSURE] = 0.0
vel_walls = api.ShearStressPowerLawSlipVelocity(foam,
density=250.0,
linear_constant=3.1e-3,
power_law_index=1.16,
name='vel_walls')
vel_walls.data[CUBA.VARIABLE] = CUBA.VELOCITY
pres_walls = api.Neumann(foam, name='pres_walls')
def setUp(self):
case_name = "simplemeshIO"
mesh_name = "simplemeshIO_mesh"
cuds = CUDS(name=case_name)
# physics model
cfd = api.Cfd(name='default model')
cuds.add([cfd])
self.sim_time = api.IntegrationTime(name='simulation_time',
current=0.0,
final=1.0,
size=0.5)
cuds.add([self.sim_time])
mat = api.Material(name='a_material')
mat._data[CUBA.DENSITY] = 1.0
mat._data[CUBA.DYNAMIC_VISCOSITY] = 1.0
cuds.add([mat])
vel_inlet = api.Dirichlet(mat, name='vel_inlet')
vel_inlet._data[CUBA.VARIABLE] = CUBA.VELOCITY
vel_inlet._data[CUBA.VELOCITY] = (0.1, 0, 0)
pres_inlet = api.Neumann(mat, name='pres_inlet')
pres_inlet._data[CUBA.VARIABLE] = CUBA.PRESSURE
vel_outlet = api.Neumann(mat, name='vel_outlet')
vel_outlet._data[CUBA.VARIABLE] = CUBA.VELOCITY
pres_outlet = api.Dirichlet(mat, name='pres_outlet')
pres_outlet._data[CUBA.VARIABLE] = CUBA.PRESSURE
pres_outlet._data[CUBA.PRESSURE] = 0.0
vel_walls = api.Dirichlet(mat, name='vel_walls')
vel_walls._data[CUBA.VARIABLE] = CUBA.VELOCITY
vel_walls._data[CUBA.VELOCITY] = (0, 0, 0)
pres_walls = api.Neumann(mat, name='pres_walls')
pres_walls._data[CUBA.VARIABLE] = CUBA.PRESSURE
vel_frontAndBack = api.EmptyCondition(name='vel_frontAndBack')
vel_frontAndBack._data[CUBA.VARIABLE] = CUBA.VELOCITY
pres_frontAndBack = api.EmptyCondition(name='pres_frontAndBack')
pres_frontAndBack._data[CUBA.VARIABLE] = CUBA.PRESSURE
inlet = api.Boundary(name='inlet', condition=[vel_inlet, pres_inlet])
walls = api.Boundary(name='walls', condition=[vel_walls, pres_walls])
outlet = api.Boundary(name='outlet',
condition=[vel_outlet, pres_outlet])
frontAndBack = api.Boundary(
name='frontAndBack',
condition=[vel_frontAndBack, pres_frontAndBack])
cuds.add([inlet, walls, outlet, frontAndBack])
corner_points = [(0.0, 0.0, 0.0), (5.0, 0.0, 0.0), (5.0, 5.0, 0.0),
(0.0, 5.0, 0.0), (0.0, 0.0, 1.0), (5.0, 0.0, 1.0),
(5.0, 5.0, 1.0), (0.0, 5.0, 1.0)]
self.mesh_path = tempfile.mkdtemp()
mesh = create_quad_mesh(self.mesh_path, mesh_name, corner_points, 5, 5,
5)
cuds.add([mesh])
self.cuds = cuds
self.sim = Simulation(cuds,
'OpenFOAM',
engine_interface=EngineInterface.FileIO)
self.mesh_in_cuds = self.cuds.get_by_name(mesh_name)
len_y = 1.0e-3
len_z = 0.1e-3
corner_points = [(0.0, 0.0, 0.0), (len_x, 0.0, 0.0),
(len_x, len_y, 0.0), (0.0, len_y, 0.0),
(0.0, 0.0, len_z), (len_x, 0.0, len_z),
(len_x, len_y, len_z), (0.0, len_y, len_z)]
# elements in x -direction
nex = 100
# elements in y -direction
ney = 10
mesh = foam_controlwrapper.create_quad_mesh(tempfile.mkdtemp(), mesh_name,
corner_points, nex, ney, 1)
cuds.add([mesh])
# boundary conditions
vel_inlet = api.Neumann(water, name='vel_inlet')
vel_inlet.data[CUBA.VARIABLE] = CUBA.VELOCITY
# pres_inlet = api.ConstantPressureCondition(10.0, water, name='pres_inlet')
pres_inlet = api.Dirichlet(water, name='pres_inlet')
pres_inlet.data[CUBA.VARIABLE] = CUBA.DYNAMIC_PRESSURE
pres_inlet.data[CUBA.DYNAMIC_PRESSURE] = 10.0
vf_inlet = api.Dirichlet(water, name='vf_inlet')
vf_inlet.data[CUBA.VARIABLE] = CUBA.VOLUME_FRACTION
vf_inlet.data[CUBA.VOLUME_FRACTION] = 1.0
vel_outlet = api.Neumann(water, name='vel_outlet')
vel_outlet.data[CUBA.VARIABLE] = CUBA.VELOCITY
pres_outlet = api.Dirichlet(water, name='pres_outlet')
cuds.add([cfd]) sm = api.StandardStressModel(name='standard_stress_model') cuds.add([sm]) rvm = api.MesoscopicRelativeVelocityModel(name='meso_rel_vel_model') cuds.add([rvm]) gm = api.GravityModel(name='gravitation') gm.acceleration = (0, -9.81, 0) cuds.add([gm]) vel_inlet = api.Dirichlet(water, name='vel_inlet') vel_inlet.data[CUBA.VARIABLE] = CUBA.VELOCITY vel_inlet.data[CUBA.VELOCITY] = (0.0191, 0, 0) pres_inlet = api.Neumann(water, name='pres_inlet') pres_inlet.data[CUBA.VARIABLE] = CUBA.DYNAMIC_PRESSURE vf_inlet = api.Dirichlet(water, name='vf_inlet') vf_inlet.data[CUBA.VARIABLE] = CUBA.VOLUME_FRACTION vf_inlet.data[CUBA.VOLUME_FRACTION] = 0.001 vel_outlet = api.InletOutletVelocity((0, 0, 0), name='vel_outlet') pres_outlet = api.Dirichlet(water, name='pres_outlet') pres_outlet.data[CUBA.VARIABLE] = CUBA.DYNAMIC_PRESSURE pres_outlet.data[CUBA.DYNAMIC_PRESSURE] = 0.0 vf_outlet = api.InletOutletVolumeFraction(0.001, name='vf_outlet') vel_walls = api.Dirichlet(water, name='vel_walls') vel_walls.data[CUBA.VARIABLE] = CUBA.VELOCITY vel_walls.data[CUBA.VELOCITY] = (0, 0, 0) pres_walls = api.Neumann(water, name='pres_walls')
def test_Neumann(self):
meta_class.Neumann(material=meta_class.Material())