1–10 von 96 Ergebnissen
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    Wing design for a civil filt-rotor transport aircraft: A preliminary study

    Rais-Rohani, M. / Baker, D.J. | Tema Archiv | 1994
    to identify the proper procedures to analyze these characteristics; and to develop the structural modeling and analysis techniques necessary ...

    Value-based multidisciplinary optimization for commercial aircraft design

    Peoples, Ryan / Willcox, Karen | Tema Archiv | 2004
    Traditional commercial aircraft design attempts to achieve improved performance and reduced operating costs by minimizing gross takeoff ...

    Using a genetic algorithm for structural topology design of helicopter rotor blades

    Fanjoy, D.W. / Crossley, W.A. | Tema Archiv | 2001
    Topology design methods are useful tools for conceptual design of structural components because they can be used to represent nearly any ...

    Unsteady aerodynamics of a flapped airfoil in subsonic flow by indicial concepts

    Hariharan, N. / Leishman, J.G. | Tema Archiv | 1995
    An approach, based on the indicial method, is described for computing the unsteady lift, pitching moment, hinge moment and the drag on a ...
    Verlag: American Institute of Aeronautics and Astronautics (AIAA) , Washington

    Transonic limit cycle flutter of high-aspect-ratio swept wings

    Bendiksen, Oddvar O. | Tema Archiv | 2006
    structural washout and is present in the first bending mode that enters LCO flutter. The aeroelastic washout effect may produce counterintuitive ...

    Time domain damping identification in helicopter rotor systems

    Zhao, Y. / Wereley, N.M. | Tema Archiv | 2001
    Accurate and reliable damping identification techniques are needed to assess stability margin with the development of advanced rotor ...

    The role of Kutta waves on oscillatory shock motion on an airfoil experiencing heavy buffeting

    Lee, B.H. / Murty, H. / Jiang, H. | Tema Archiv | 1993
    various airfoil geometries and free stream Mach numbers. The results are compared to those obtained from an empirical formulation given by ...

    The probabilistic design system development experience

    Adamson, J.D. | Tema Archiv | 1994
    Pratt and Whitney, under the sponsorship of the Air Force Material Command-Wright Laboratory/POT, is developing a Probabilistic Design ...

    The NASA/industry design analysis methods for vibrations (DAMVIBS) program-Boeing helicopters airframe finite element modeling

    Gabel, R. / Long, P. / Reed, D. | Tema Archiv | 1992
    Mathematical models based on the finite element method of structural analysis, as embodied in the NASTRAN computer code, are routinely used ...

    The effect of nonsymmetric pressure stiffness on the dynamic characteristics of solid rocket motors

    Christensen, E.R. | Tema Archiv | 1993
    This paper discusses the effect of pressure on the dynamics of pre-stiffened structures such as the Advanced Solid Rocket Motor (ASRM ...
    Schlagwörter: Struktur (Werkstoff)