Modified Doublet Lattice Method for Its Analytical Continuation in the Complex Plane

No AccessEngineering NotesModified Doublet Lattice Method for Its Analytical Continuation in the Complex PlaneDavid QueroDavid QueroDLR, German Aerospace Center, 37073 Göttingen, Germany*Principal Investigator, Institute of Aeroelasticity, Aeroelastic Simulation, Bunsenstraße 10; .Search more papers by this authorPublished Online:11 Jan 2022https://doi.org/10.2514/1.C036453SectionsRead Now ToolsAdd to favoritesDownload citationTrack citations ShareShare onFacebookTwitterLinked InRedditEmail About References [1] Albano E. and Rodden W., “A Doublet-Lattice Calculating Lift Distributions on Oscillating Surfaces Subsonic Flows,” AIAA Journal, Vol. 7, No. 2, 1969, pp. 279–285. https://doi.org/10.2514/3.5086 LinkGoogle Scholar[2] Wright J. Cooper J., Introduction Aircraft Aeroelasticity Loads, 20, Wiley, Hoboken, NJ, 2008, Chaps. 11, 16. https://doi.org/10.1002/9781118700440 Google Scholar[3] W. P., Taylor P. F. McIntosh S. C., “Further Refinement Method,” Journal Aircraft, 35, 5, 1998, 720–727. https://doi.org/10.2514/2.2382 Scholar[4] Harder R. Bellinger E., “Aeroelastic Addition NASTRAN,” NASA CR 3094, 1979. Scholar[5] Johnson MSC/NASTRAN Analysis User’s Guide, Ver. 68, MacNeal-Schwendler Corp., Los Angeles, CA, 1994. Scholar[6] Hassig H., “An Approximate True Damping Solution Flutter Equation Determinant Iteration,” 8, 1971, 885–889. https://doi.org/10.2514/3.44311 Scholar[7] Chen “Damping Perturbation Solution: The g-Method,” 38, 9, 2000, 1519–1524. https://doi.org/10.2514/2.1171 Scholar[8] Edwards “Unsteady Aerodynamic Modeling Active Control,” Ph.D. Thesis, Stanford Univ., Stanford, 1977. Scholar[9] Arbitrary Motions,” 15, 4, 1977, 593–595. https://doi.org/10.2514/3.60664 Scholar[10] Ashley H. Breakwell 17, 1979, 365–374. https://doi.org/10.2514/3.7348 Scholar[11] “Applications Laplace Transform Methods Airfoil Motion Stability Calculations,” 20th Structures, Structural Dynamics, Materials Conference, Paper 1979-772, https://doi.org/10.2514/6.1979-772 Scholar[12] Cunningham Desmarais R., “Generalization Kernel Function s-Plane, with Applications Analysis,” TP 2292, 1984. Scholar[13] Hounjet M. Eussen B., “Beyond Frequency Limits Time-Linearized Methods,” International Forum Dynamics (IFASD), Deutsche Gesellschaft für Luft- und Raumfahrt - Lilienthal-Oberth e.V., Bonn, Germany, 1991, 54–65. Scholar[14] Wieseman “Flutter Divergence Using Generalized 45, 3, 906–915. https://doi.org/10.2514/1.30078 Scholar[15] Giesing Kalman T. “Subsonic Unsteady Aerodynamics General Configurations. Part I, Vol I—Direct Application Nonplanar Tech. Rept. AFFDL-TF-71-5, Air Force Flight Lab., Wright-Patterson Base, Dayton, OH, p. 26. Scholar[16] Watkins C. Woolston D. Systematic Procedure Determining Forces or Steady Finite Wings at Speeds,” TR R-48, 1959. Scholar[17] Laschka “Zur Theorie der harmonisch schwingenden tragenden Flöche bei Unterschallanstrümung,” Zeitschrift Flugwissenschaften, 1963, 265–292. Scholar[18] Accurate Efficient Evaluating Integral Relating Pressure Normalwash Potential Flow,” 23rd 1982-687, 1982. https://doi.org/10.2514/6.1982-687 Scholar[19] Yates “AGARD Standard Configurations Dynamic Response. Candidate Configuration I.-Wing 445.6,” AGARD 765, 1987. Scholar[20] Duchon “Splines Minimizing Rotation-Invariant Semi-Norms Sobolev Spaces,” Constructive Theory Functions Several Variables, edited Schempp Zeller K., Springer, Berlin, 85–100. https://doi.org/10.1007/BFb0086566 CrossrefGoogle Scholar[21] Cardani Mantegazza “Continuation Direct Equation,” Computers 1978, 185–192. https://doi.org/10.1016/0045-7949(78)90021-4 Scholar[22] Vassberg Dehaan M., Rivers Wahls “Development a Common Research Model Applied CFD Validation Studies,” 26th 2008-6919, 2008. https://doi.org/10.2514/6.2008-6919 Scholar[23] Klimmek T., “Parametric Set-Up FERMAT Loads 2014, 31–49. https://doi.org/10.3293/asdj.2014.27 Scholar Previous article Next FiguresReferencesRelatedDetailsCited byActive Suppression Wing Section Compressible Flow7 December 2022 | Aerospace, 12Effect Approximations Eigensensitivities1 March 3 What's Popular Volume 59, Number 3May 2022Special Third Sonic Boom Prediction Workshop CrossmarkInformationCopyright © 2021 authors. Published American Aeronautics Astronautics, Inc., permission. All requests copying permission reprint should be submitted CCC www.copyright.com; employ eISSN 1533-3868 initiate your request. See also Rights Permissions www.aiaa.org/randp. TopicsAerodynamicsAeroelasticityAeronautical EngineeringAeronauticsAerospace SciencesAircraft Weight MeasurementsAirspeedComputational Fluid DynamicsFinite Element MethodFinite SoftwareFlight DynamicsFlight MechanicsFlow RegimesFluid DynamicsUnsteady KeywordsFreestream VelocitySubsonic SpeedInfluence CoefficientsAeroelastic AnalysisPotential FlowMaximum Takeoff WeightKernel FunctionsAspect RatioComputingAircraft ConfigurationsPDF Received9 2021Accepted10 2021Published online11 January