def __init__(self, testname, bndno, dt):
print '\n***************************** Initializing Pfem *****************************'
self.testname = testname # string (name of the module of the fluid model)
self.bndno = bndno # phygroup# of the f/s interface
# internal vars
self.vnods = [] # dict of interface nodes / prescribed velocities
self.t1 = 0.0 # last reference time
self.t2 = 0.0 # last calculated time
# loads the python module
#load(self.testname) # use toolbox.utilities
exec("import %s" % self.testname)
exec("module = %s" % self.testname) # link to Pfem object
# create an instance of Pfem
self.pfem = module.getPfem()
self.realTimeExtractorsList = module.getRealTimeExtractorsList(
self.pfem)
# retrieve the f/s boundary and the related nodes
gr = self.pfem.w.Group(self.pfem.msh, bndno)
# builds a list (dict) of interface nodes
nods = {}
for e in gr.tag.elems:
for n in e.nodes:
no = n.no
nods[no] = n
self.vnods = list(nods.values())
self.nNodes = len(self.vnods)
self.nHaloNode = 0 # numbers of nodes at the f/s interface (halo)
self.nPhysicalNodes = self.nNodes - self.nHaloNode # numbers of nodes at the f/s interface (physical)
# Pfem scheme initialization
self.V = self.pfem.w.DoubleVector()
self.V0 = self.pfem.w.DoubleVector()
self.u = self.pfem.w.DoubleVector()
self.v = self.pfem.w.DoubleVector()
self.p = self.pfem.w.DoubleVector()
self.velocity = self.pfem.w.DoubleVector()
self.pfem.scheme.t = 0.
self.pfem.scheme.dt = dt
self.pfem.scheme.init(self.V, self.V0, self.u, self.v, self.p,
self.velocity)
self.runOK = True
FluidSolver.__init__(self)
self.displ_x_Nm1 = np.zeros((self.nPhysicalNodes))
self.displ_y_Nm1 = np.zeros((self.nPhysicalNodes))
self.displ_z_Nm1 = np.zeros((self.nPhysicalNodes))
def __init__(self, config): # You are free to add any arguments here
"""
Des.
"""
print '\n***************************** Initializing Example *****************************'
#self.nNodes = # number of nodes (physical + ghost) at the f/s boundary
#self.nHaloNode = # number of ghost nodes at the f/s boundary
#self.nPhysicalNodes = # number of physical nodes at the f/s boundary
FluidSolver.__init__(self)
self.coreSolver = fluidWrapper.solverDriver(config)
self.initRealTimeData()
def __init__(self, _module, _nthreads):
# load the python module and initialize the solver
module = __import__(_module)
floP = module.getParams()
self.__initFlow(floP, _nthreads)
# count fsi nodes and get their positions
self.nNodes = self.boundary.nodes.size()
self.nHaloNode = 0
self.nPhysicalNodes = self.nNodes - self.nHaloNode
self.nodalInitPosX, self.nodalInitPosY, self.nodalInitPosZ = self.getNodalInitialPositions()
# init save frequency (fsi)
if 'saveFreq' in floP:
self.saveFreq = floP['saveFreq']
else:
self.saveFreq = sys.maxsize
# generic init
FluidSolver.__init__(self)
def __init__(self,
confFile,
nDim,
computationType,
nodalLoadsType,
have_MPI,
MPIComm=None):
"""
Initialize the SU2 solver and all the required interface variables.
"""
# --- Instantiate the single zone driver of SU2 --- #
# @todo [Adrien Crovato ]Change CFluidDriver constructor
# as of SU2-6.1.0, a new way of handling periodic boundary conditon has been implemented
# Consequently CDriver(config, nZone, nDim, MPIComm) changed to CFluidDriver(config, nZone, nDim, val_periodic, MPIComm)
# Since periodic BC are not used yet in CUPyDO, I just adapted the constructor. This will have to be changed...
try:
self.SU2 = pysu2.CFluidDriver(confFile, 1, nDim, False, MPIComm)
except TypeError as exception:
print('A TypeError occured in pysu2.CSingleZoneDriver : ',
exception)
if have_MPI == True:
print(
'ERROR : You are trying to initialize MPI with a serial build of the wrapper. Please, remove the --parallel option that is incompatible with a serial build.'
)
else:
print(
'ERROR : You are trying to launch a computation without initializing MPI but the wrapper has been built in parallel. Please add the --parallel option in order to initialize MPI for the wrapper.'
)
allMovingMarkersTags = self.SU2.GetAllMovingMarkersTag(
) # list containing the tags of all moving markers
allCHTMarkersTags = self.SU2.GetAllCHTMarkersTag()
allMarkersID = self.SU2.GetAllBoundaryMarkers(
) # dic : allMarkersID['marker_tag'] = marker_ID
self.fluidInterfaceID = None # identification of the f/s boundary, currently limited to one boundary, by default the first tag in allMovingMarkersTags
if not allMovingMarkersTags and not allCHTMarkersTags:
#raise Exception('No interface for FSI was defined.')
self.fluidInterfaceID = None
elif allMovingMarkersTags and not allCHTMarkersTags:
if allMovingMarkersTags[0] in allMarkersID.keys():
self.fluidInterfaceID = allMarkersID[allMovingMarkersTags[0]]
elif not allMovingMarkersTags and allCHTMarkersTags:
if allCHTMarkersTags[0] in allMarkersID.keys():
self.fluidInterfaceID = allMarkersID[allCHTMarkersTags[0]]
elif allMovingMarkersTags and allCHTMarkersTags:
if allMovingMarkersTags[0] == allCHTMarkersTags[0]:
if allMovingMarkersTags[0] in allMarkersID.keys():
self.fluidInterfaceID = allMarkersID[
allMovingMarkersTags[0]]
else:
raise Exception(
"Moving and CHT markers have to be the same!\n")
self.computationType = computationType # computation type : steady (default) or unsteady
self.nodalLoadsType = nodalLoadsType # nodal loads type to extract : force (in N, default) or pressure (in Pa)
# --- Calculate the number of nodes (on each partition) --- #
self.nNodes = 0
self.nHaloNode = 0
self.nPhysicalNodes = 0
if self.fluidInterfaceID != None:
self.nNodes = self.SU2.GetNumberVertices(
self.fluidInterfaceID
) # numbers of nodes at the f/s interface (halo+physical)
self.nHaloNode = self.SU2.GetNumberHaloVertices(
self.fluidInterfaceID
) # numbers of nodes at the f/s interface (halo)
self.nPhysicalNodes = self.nNodes - self.nHaloNode # numbers of nodes at the f/s interface (physical)
self.nodalInitialPos_X = np.zeros(
(self.nPhysicalNodes)) # initial position of the f/s interface
self.nodalInitialPos_Y = np.zeros((self.nPhysicalNodes))
self.nodalInitialPos_Z = np.zeros((self.nPhysicalNodes))
self.haloNodesPositionsInit = {}
FluidSolver.__init__(self)
# --- Initialize the interface position and the nodal loads --- #
PhysicalIndex = 0
for iVertex in range(self.nNodes):
posX = self.SU2.GetVertexCoordX(self.fluidInterfaceID, iVertex)
posY = self.SU2.GetVertexCoordY(self.fluidInterfaceID, iVertex)
posZ = self.SU2.GetVertexCoordZ(self.fluidInterfaceID, iVertex)
if self.SU2.IsAHaloNode(self.fluidInterfaceID, iVertex):
GlobalIndex = self.SU2.GetVertexGlobalIndex(
self.fluidInterfaceID, iVertex)
self.haloNodeList[GlobalIndex] = iVertex
self.haloNodesPositionsInit[GlobalIndex] = (posX, posY, posZ)
else:
self.SU2.ComputeVertexForces(self.fluidInterfaceID, iVertex)
Fx = self.SU2.GetVertexForceX(self.fluidInterfaceID, iVertex)
Fy = self.SU2.GetVertexForceY(self.fluidInterfaceID, iVertex)
Fz = self.SU2.GetVertexForceZ(self.fluidInterfaceID, iVertex)
Temp = self.SU2.GetVertexTemperature(self.fluidInterfaceID,
iVertex)
self.nodalInitialPos_X[PhysicalIndex] = posX
self.nodalInitialPos_Y[PhysicalIndex] = posY
self.nodalInitialPos_Z[PhysicalIndex] = posZ
self.nodalLoad_X[PhysicalIndex] = Fx
self.nodalLoad_Y[PhysicalIndex] = Fy
self.nodalLoad_Z[PhysicalIndex] = Fz
self.nodalTemperature[PhysicalIndex] = Temp
PhysicalIndex += 1
self.initRealTimeData()
def __init__(self, _module):
print "\n***************************** Initializing VLM *****************************"
module = __import__(_module)
pars = module.getParams()
if not os.path.exists("models"):
os.mkdir("models") # Needs to exist to write airfoil data
w = inputs.VLMWing(pars["Airfoil"], pars["Span"], pars["Taper"],
pars["SweepLE"], pars["Dihedral"], pars["Twist"],
pars["RootChord"], pars["Offset"])
w.write_geofile(pars["Geofile"])
w.chordwise_panels = pars["ChordwisePanels"]
w.spanwise_panels = pars["SpanwisePanels"]
w.geometry_file = pars["Geofile"]
# Initialise empty VTail and HTail
v_airfoils = []
v_span = []
v_taper = []
v_sweep = []
v_dihedral = []
v_twist = []
v_root_chord = 0.5
v_offset = [0.0, 0.0]
vtail = inputs.VLMVTail(v_airfoils, v_span, v_taper, v_sweep,
v_dihedral, v_twist, v_root_chord, v_offset)
h_airfoils = []
h_span = []
h_taper = []
h_sweep = []
h_dihedral = []
h_twist = []
h_root_chord = 0.5
h_offset = [0., 0.]
htail = inputs.VLMHTail(h_airfoils, h_span, h_taper, h_sweep,
h_dihedral, h_twist, h_root_chord, h_offset)
properties = inputs.VLMProperties(w, htail, vtail)
properties.u = pars["U_inf"]
properties.rho = pars["Rho"]
properties.AoA = pars["AoA"]
properties.timesteps = pars["TimeSteps"]
properties.denominator = pars["TimeDenominator"]
properties.freewake = pars["FreeWake"]
properties.infile = pars["Infile"]
properties.write_infile()
self.coreSolver = VLM_driver.VLMDriver(pars["Infile"])
self.isRun = False
self.nNodes = self.coreSolver.data.wing.nvert+ \
self.coreSolver.data.flap.nvert+self.coreSolver.data.aileron.nvert # number of nodes (physical + ghost) at the f/s boundary
self.nHaloNode = 0 # number of ghost nodes at the f/s boundary
self.nPhysicalNodes = self.nNodes - self.nHaloNode # number of physical nodes at the f/s boundary
FluidSolver.__init__(self)
self.initRealTimeData()