RCAIDE.Library.Methods.Mass_Properties.Weight_Buildups.Electric.VTOL.Physics_Based.compute_operating_empty_weight

compute_operating_empty_weight#

compute_operating_empty_weight(vehicle, settings=None)[source]#

Calculates the empty vehicle mass for an EVTOL-type aircraft including seats, avionics, servomotors, ballistic recovery system, rotor and hub assembly, transmission, and landing gear.

Sources: Project Vahana Conceptual Trade Study VahanaOpenSource

Inputs:

vehicle: RCAIDE Config Data Stucture max_tip_mach: Allowable Tip Mach Number [Unitless] disk_area_factor: Inverse of Disk Area Efficiency [Unitless] max_thrust_to_weight_ratio: Allowable Thrust to Weight Ratio [Unitless] safety_factor Safety Factor in vehicle design [Unitless] max_g_load Maximum g-forces load for certification [UNitless] motor_efficiency: Motor Efficiency [Unitless]

Outputs:

outputs: Data Dictionary of Component Masses [kg]

Output data dictionary has the following book-keeping hierarchical structure:

Output
empty.
propulsion.

total, engines, thrust_reversers, miscellaneous, fuel_system, battery, motors

structural.

total, wings, fuselage, empennage, landing_gear, nacelle, booms, paint

systems.

total, control_systems, apu, electrical, avionics, hydraulics, furnishings, air_conditioner, instruments

payload.

total, passengers, baggage, cargo

operational_items.

total, misc, flight_crew, flight_attendants, passenger_service

empty.total, zero_fuel_weight, max_takeoff