drone aircraft 3d model

Operational requirement: Payload capacity: 5kgs(medical logistics payload) Mission range: 30km(one-way operational radius) Cruise speed: 75km/h nominal Endurance: 50 minutes maximum flight time Maximum Takeoff Weight(MTOW): 18kg class Energy System Battery pack: 1.5kWh Lithium-ion system (High energy-density cylindrical cell architecture)Propulsion layout: Lift System: 4 independent vertical lift motors (distributed redundancy architecture) Cruise System: 1 rear-mounted pusher motor (fixed-wing cruise operation)rat Configuration Rationale: Vertical lift motors sized for VTOL hover margin >1.3 T/W Cruise propulsion optimized for fixed-wing efficiency at 75 km/h Architecture selected to balance endurance, redundancy, and manufacturability at 20k units/year scale