Source code for svcco.sv_interface.ROM.parameters

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[docs]class OutflowBoundaryConditionType(object): RCR = "rcr" RESISTANCE = "resistance" CORONARY = "coronary" SV_TO_ONED = {'rcrt.dat': RCR, 'resistance.dat': RESISTANCE, 'cort.dat': CORONARY} ONED_TO_SV = {RCR: 'rcrt.dat', RESISTANCE: 'resistance.dat', CORONARY: 'cort.dat'}
[docs]class MaterialModel(object): LINEAR = "LINEAR" OLUFSEN = "OLUFSEN"
[docs]class Parameters(): """ The Parameter class stores the input parameters for a 1D mesh generation. """
[docs] class Units(object): MM = "mm" CM = "cm"
def __init__(self): self.boundary_surfaces_dir = None self.output_directory = None self.centerlines_input_file = None self.centerlines_output_file = None self.compute_centerlines = True self.compute_mesh = False self.mesh_output_file = '1d_model.vtp' self.model_name = None self.model_order = None self.solver_output_file = None self.surface_model = None self.uniform_material = True self.wall_properties_input_file = None self.wall_properties_output_file = None self.outputformat = "TEXT" self.inflow_input_file = None self.inlet_face_input_file = None self.inlet_face_seg_num = 0 self.uniform_bc = True self.outflow_bc_type = None self.outflow_bc_file = None self.outlet_face_names_file = None self.CENTERLINES_OUTLET_FILE_NAME = "centerlines_outlets.dat" # Mesh size in a sub-segment. self.element_size = 0.01 # Min number of elements for a sub-segment. self.min_num_elems = 5 # Min number of sub-segments in a vessel master-segment. self.seg_min_num = 1 # Sub-segment size in a vessel-master segment. self.seg_size = 9999 # Adaptive sub-segment size according to centerline area change? self.seg_size_adaptive = False self.time_step = 0.001 self.num_time_steps = 1000 self.save_data_freq = 1 # Units conversion from mm to cgs. self.units = self.Units.CM self.lcoef = 1.0 self.Acoef = 1.0 # Physical parameters. self.density = 1.055 self.material_model = MaterialModel.OLUFSEN self.viscosity = 0.04 self.olufsen_material_k1 = 0.0 self.olufsen_material_k2 = -22.5267 self.olufsen_material_k3 = 1.0e7 self.olufsen_material_exponent = 1.0 self.olufsen_material_pressure = 0.0 self.linear_material_ehr = 1e7 self.linear_material_pressure = 0.0 # Properties for the 0D model self.uniform_0d_element_type = True # True if all 0D elements have the same 0d element type self.zerod_element_type = 'R'
[docs] def set_units(self, units): units = units.lower() units_ok = True if units == self.Units.MM: self.lcoef = 0.1 self.Acoef = 0.01 elif units == self.Units.CM: self.lcoef = 1.0 self.Acoef = 1.0 else: units_ok = False return units_ok