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Aerospace Engineering

Brigham Young University

Theses and Dissertations

Theses/Dissertations

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Wire-Braced Semirigid Elevated Rotor System Concept For A Human-Powered Helicopter, Jonathan Richard Silvester Nov 2008

Wire-Braced Semirigid Elevated Rotor System Concept For A Human-Powered Helicopter, Jonathan Richard Silvester

Theses and Dissertations

In order for a human-powered helicopter (HPH) to fly, lifting the weight of its human pilot-engine and the weight of its own structure, the rotary wings need to be extremely large and exceptionally lightweight. Through centuries of dreaming and decades of modern attempts, no design so far has been able to obtain the combination of an adequately large rotor size, sufficiently lightweight structure, and an inherently stable aircraft. This thesis describes a concept of a wire-braced semi-rigid elevated rotor system for a proposed HPH. Then, using scale models and quantitative analysis, tests a series of supporting hypotheses in order to …