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Aeroelastic stability analysis of hingeless rotor blades in hover using fully intrinsic equations and dynamic wake model

Aeroelastic stability analysis of hingeless rotor blades in hover using fully intrinsic equations... This paper aims to develop a new approach for aeroelastic analysis of hingeless rotor blades.Design/methodology/approachThe aeroelastic approach developed here is based on the geometrically exact fully intrinsic beam equations and three-dimensional unsteady aerodynamics.FindingsThe developed approach is accurate, fast and very useful in rotorcraft aeroelastic analysis.Originality/valueThis beam formulation has been never combined with three-dimensional aerodynamic model to be used for aeroelastic analysis of blades. In addition, it is possible to handle the composite blades, as well as blades with initial curvatures and twist with this proposed formulation. http://www.deepdyve.com/assets/images/DeepDyve-Logo-lg.png Aircraft Engineering and Aerospace Technology Emerald Publishing

Aeroelastic stability analysis of hingeless rotor blades in hover using fully intrinsic equations and dynamic wake model

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Publisher
Emerald Publishing
Copyright
© Emerald Publishing Limited
ISSN
1748-8842
DOI
10.1108/aeat-07-2018-0212
Publisher site
See Article on Publisher Site

Abstract

This paper aims to develop a new approach for aeroelastic analysis of hingeless rotor blades.Design/methodology/approachThe aeroelastic approach developed here is based on the geometrically exact fully intrinsic beam equations and three-dimensional unsteady aerodynamics.FindingsThe developed approach is accurate, fast and very useful in rotorcraft aeroelastic analysis.Originality/valueThis beam formulation has been never combined with three-dimensional aerodynamic model to be used for aeroelastic analysis of blades. In addition, it is possible to handle the composite blades, as well as blades with initial curvatures and twist with this proposed formulation.

Journal

Aircraft Engineering and Aerospace TechnologyEmerald Publishing

Published: Aug 21, 2019

Keywords: Aeroelastic stability; Finite-state unsteady aerodynamics; Fully intrinsic beam equations; Hingeless rotor

References