Artigo Revisado por pares

Preliminary Investigation of the Effects of Stagger on an Annular Wing

2017; American Institute of Aeronautics and Astronautics; Volume: 54; Issue: 6 Linguagem: Inglês

10.2514/1.c034310

ISSN

1533-3868

Autores

Lance W. Traub,

Tópico(s)

Aerodynamics and Acoustics in Jet Flows

Resumo

No AccessEngineering NotePreliminary Investigation of the Effects of Stagger on an 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:19 Sep 2017https://doi.org/10.2514/1.C034310SectionsRead Now ToolsAdd to favoritesDownload citationTrack citations ShareShare onFacebookTwitterLinked InRedditEmail About References [1] Lanchester F. W., Aerodynamics, Constable, London, 1907, Chap. 4. Google Scholar[2] Ribner H. S., “The Ring Airfoil in Nonaxial Flow,” Journal of the Aeronautical Sciences, Vol. 14, No. 9, 1947, pp. 529–530. doi:https://doi.org/10.2514/8.1437 LinkGoogle Scholar[3] Stewart H. J., “The Aerodynamics of a Ring Airfoil,” Quarterly of Applied Mathematics, Vol. 2, No. 2, 1944, pp. 136–141. doi:https://doi.org/10.1090/qam/1944-02-02 QAMAAY 0033-569X CrossrefGoogle Scholar[4] Fletcher H. S., “Experimental Investigation of Lift, Drag, and Pitching Moment of Five Annular Airfoils,” NACA TN 4117, Oct. 1957. Google Scholar[5] Maqsood A. and Go T. H., “Aerodynamic Estimation of Annular Wings Based on Leading-Edge Suction Analogy,” AIAA Journal, Vol. 51, No. 2, Feb. 2013, pp. 529–534. doi:https://doi.org/10.2514/1.J051914 AIAJAH 0001-1452 LinkGoogle Scholar[6] Weissinger J., “On the Aerodynamics of Ring-Wings, I. The Pressure Distribution on a Thin, Almost Axially Symmetric Wing in Subsonic Flow,” David Taylor Model Basin Aero Rept. 899, Bethesda, MD, 1957. Google Scholar[7] Weissinger J. and Maass D., “Theory of the Ducted Propeller—A Review,” 7th Symposium on Hydrodynamics, Office of Naval Research, Rome, 1968, pp. 1209–1260. Google Scholar[8] Werle M. J., “Aerodynamic Loads and Moments on Axisymmetric Ring-Wing Ducts,” AIAA Journal, Vol. 52, No. 10, 2014, pp. 2359–2364. doi:https://doi.org/10.2514/1.J053116 AIAJAH 0001-1452 LinkGoogle Scholar[9] Traub L. W., “Effects of Gurney Flaps on an Annular Wing,” Journal of Aircraft, Vol. 46, No. 3, 2009, pp. 1085–1088. doi:https://doi.org/10.2514/1.43096 LinkGoogle Scholar[10] Traub L. W., “Experimental Investigation of Annular Wing Aerodynamics,” Journal of Aircraft, Vol. 46, No. 3, 2009, pp. 988–996. doi:https://doi.org/10.2514/1.39822 LinkGoogle Scholar[11] Kroo I., “Nonplanar Wing Concepts for Increased Aircraft Efficiency,” VKI Lecture Series on Innovative Configurations and Advanced Concepts for Future Civil Aircraft, June 2005. Google Scholar[12] Lowson M. V., “Minimum Induced Drag for Wings with Spanwise Camber,” Journal of Aircraft, Vol. 27, No. 7, 1990, pp. 627–631. doi:https://doi.org/10.2514/3.25332 LinkGoogle Scholar[13] Cone C. D., “The Theory of Induced Lift and Minimum Induced Drag on Non Planar-Lifting Systems,” NASA TR-R-139, 1962. Google Scholar[14] Munk M., “The Minimum Induced Drag of Aerofoils,” NACA Rept. 121, 1923. Google Scholar[15] Norton F. H., “The Effect of Staggering a Biplane,” NACA TN 70, Sept. 1921. Google Scholar[16] Knight M. and Noyes R. W., “Wind Tunnel Pressure Distribution Tests on a Series of Biplane Wing Models, Part III. Effects of Changes in Various Combinations of Stagger, Gap, Sweepback and Decalage,” NACA TN 330, Dec. 1929. Google Scholar[17] Shindo S., “Simplified Tunnel Correction Method,” Journal of Aircraft, Vol. 32, No. 1, 1995, pp. 210–213. doi:https://doi.org/10.2514/3.46705 LinkGoogle Scholar[18] Barlow J. B., Rae W. and Pope A., Low-Speed Wind-Tunnel Testing, 3rd ed., Wiley-Interscience, New York, 1999, pp. 367–425. Google Scholar[19] Traub L. 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[20] McCormack B., Aerodynamics, Aeronautics, and Flight Mechanics, 2nd ed., Wiley, New York, 1994, p. 174. Google Scholar[21] Munk M. M., “General Biplane Theory,” NACA Rept. 151, 1923. Google Scholar Previous article Next article FiguresReferencesRelatedDetailsCited byEffect of Sweep on Annular WingsCorey G. Bullens and Lance W. Traub12 August 2020 | Journal of Aircraft, Vol. 58, No. 2Analytical Model for Ring-Wing Propulsor Thrust AugmentationM. J. Werle15 June 2020 | Journal of Aircraft, Vol. 57, No. 5Aerodynamic Performance and Interaction Effects of Circular and Square Ducted PropellersHugo F. Bento, Reynard de Vries and Leo L. Veldhuis5 January 2020Experimental Study of a Morphing Annular WingLance W. Traub25 September 2019 | Journal of Aircraft, Vol. 56, No. 6Aerodynamic Investigation on a Novel Paper-Folding Micro Annular Aerial RobotExperimental Investigation of an Annular Tri-Wing GeometryLance W. Traub and Colton Campbell19 March 2019 | Journal of Aircraft, Vol. 56, No. 2 What's Popular Volume 54, Number 6November 2017Special Section on Cranked Arrow-Wing Aerodynamics Project International III CrossmarkInformationCopyright © 2017 by the author. 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 ISSN 0021-8669 (print) or 1533-3868 (online) to initiate your request. See also AIAA Rights and Permissions www.aiaa.org/randp. TopicsAerodynamic PerformanceAerodynamicsAeronautical EngineeringAeronauticsBoundary LayersComputational Fluid DynamicsFluid DynamicsNumerical AnalysisSkin FrictionTurbulenceVortex DynamicsWind Tunnels KeywordsZero Lift Drag CoefficientLift CoefficientMonoplanesAspect RatioVorticesLift to Drag RatioSkin FrictionLow Speed Wind TunnelSymmetric AirfoilWing GeometryAcknowledgmentsThe author would like to thank Balmis Lopez, Chris Crawford, Cherie Gambino, and Juan Gutierrez for the model design, manufacture, and initial wind-tunnel testing.PDF Received18 November 2016Accepted7 August 2017Published online19 September 2017

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