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2018

Propulsion

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Hybrid Electric Distributed Propulsion For Vertical Takeoff And Landing Aircraft, Andrew Voss Welles Aug 2018

Hybrid Electric Distributed Propulsion For Vertical Takeoff And Landing Aircraft, Andrew Voss Welles

Dissertations - ALL

This research effort explores the interactions between aerodynamics and hybridelectric power system (HEPS) design and control for vertical takeoff and landing (VTOL) aircraft applications. Specifically, this research focuses on embedded distributed electric propulsion systems, for which the aerodynamic forces and moments are inextricably linked to power input.

This effort begins by characterizing the performance of two similar embedded propulsion systems using computational fluid dynamics (CFD). From this initial analysis, a wind tunnel model is constructed and the systems are tested across the operating conditions required to characterize the performance of a VTOL aircraft, where 0 deg ≤ α ≤ 90 …