Dynamics Modeling of Main Rotor Teeterboard Flap on Unmanned Autonomous Rotorcraft by D' Alembert Principle

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Abstract:

On teeterboard flap of main rotor rotating around free space point of a 30Kg class unmanned autonomous helicopter (UAH), aerodynamics kinematics model is set up in terms of D' Alembert principle. On conditions of the helicopter physical parameter value, simulation validates the model in reason, and points out:①Teeterboard Flap on main rotor is self-stable system; ②unmanned autonomous helicopter structure plays a leading role on transient process of main rotor teeterboard flap, and relative air current acting on the blade plays a leading role on its steady process.

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Periodical:

Advanced Materials Research (Volumes 476-478)

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969-973

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February 2012

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© 2012 Trans Tech Publications Ltd. All Rights Reserved

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