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Experimental Study of a Morphing Annular Wing

2019; American Institute of Aeronautics and Astronautics; Volume: 56; Issue: 6 Linguagem: Inglês

10.2514/1.c035600

1533-3868

Lance W. Traub,

Aerodynamics and Fluid Dynamics Research

No AccessEngineering NotesExperimental Study of a Morphing Annular WingLance W. TraubLance W. TraubEmbry Riddle Aeronautical University, Prescott, Arizona 86301*Professor, Aerospace Engineering Department. Senior Member AIAA.Search for more papers by this authorPublished Online:25 Sep 2019https://doi.org/10.2514/1.C035600SectionsRead Now ToolsAdd to favoritesDownload citationTrack citations ShareShare onFacebookTwitterLinked InRedditEmail About References [1] Ribner H. S., “The Ring Airfoil in Nonaxial Flow,” Journal of Aeronautical Sciences, Vol. 14, No. 9, 1947, pp. 529–530. doi:https://doi.org/10.2514/8.1437 LinkGoogle Scholar[2] Stewart H. J., “The Aerodynamics of a Ring Airfoil,” Quarterly of Applied Mathematics, Vol. 2, No. 2, July 1944, pp. 136–141. doi:https://doi.org/10.1090/qam/1944-02-02 CrossrefGoogle Scholar[3] Fletcher H. S., “Experimental Investigation of Lift, Drag, and Pitching Moment of Five Annular Airfoils,” NACA TN 4117, Oct. 1957. 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W., “Analytic Drag Prediction for Cambered Wings with Partial Leading-Edge Suction,” Journal of Aircraft, Vol. 46, No. 1, 2009, pp. 312–319. doi:https://doi.org/10.2514/1.38558 LinkGoogle Scholar[22] Spedding G. R. and McArthur J., “Span Efficiencies of Wings at Low Reynolds Numbers,” Journal of Aircraft, Vol. 47, No. 1, 2010, pp. 120–128. doi:https://doi.org/10.2514/1.44247 LinkGoogle Scholar[23] Traub L. W., “Camber Effects on Minimum Power and Thrust Relations for Propeller Aircraft,” Journal of Aircraft, Vol. 53, No. 1, 2016, pp. 299–304. doi:https://doi.org/10.2514/1.C033491 LinkGoogle Scholar[24] Traub L. W. and Coffman C., “Efficient Low Reynolds Number Airfoils,” Journal of Aircraft, July 2019. doi:https://doi.org/10.2514/1.C035515 LinkGoogle Scholar Previous article FiguresReferencesRelatedDetailsCited byAnalytical Model for Ring-Wing Propulsors at Angle of AttackMichael J. Werle 4 April 2022 | Journal of Aircraft, Vol. 59, No. 5Analytical Model for Ring-Wing Propulsor Thrust AugmentationM. J. Werle15 June 2020 | Journal of Aircraft, Vol. 57, No. 5 What's Popular Volume 56, Number 6November 2019 CrossmarkInformationCopyright © 2019 by Lance W. Traub. Published by the American Institute of Aeronautics and Astronautics, Inc., with permission. All requests for copying and permission to reprint should be submitted to CCC at www.copyright.com; employ the eISSN 1533-3868 to initiate your request. See also AIAA Rights and Permissions www.aiaa.org/randp. TopicsAircraft Components and StructureAircraft Conceptual DesignAircraft DesignAircraft Operations and TechnologyAircraft Wing ComponentsAircraft Wing DesignAircraftsAirfoilFixed-Wing AircraftUnmanned Aerial VehicleWing ConfigurationsWing Planforms KeywordsAspect RatioAerodynamic CharacteristicsLift to Drag RatioAerodynamic EfficiencyMonoplanesWing TipSkin Friction DragLow Speed Wind TunnelWing SpanAdverse Pressure GradientAcknowledgmentsThe author would like to thank Forrest Mobley, Evan Bond, David Deemer, and Zachary Ontiveros for designing and assembling the wind tunnel model.PDF Received17 May 2019Accepted27 August 2019Published online25 September 2019