1–20 von 133 Ergebnissen
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    Noise characteristics of aircraft high lift systems

    Guo, Y.P. / Joshi, M.C. | Tema Archiv | 2003
    The characteristics of far-field noise from aircraft high lift systems are discussed. Analyses are made of the data from an airframe noise ...

    Acoustics of aircraft engine-duct systems

    Nayefeh, A. / Kaiser, J. / Telioni, D. | Tema Archiv | 1975

    Design and modeling of selective reinforcements for integral aircraft structures

    Boscolo, Marco / Allegri, Giuliano / Zhang, Xiang | Tema Archiv | 2008
    A numerical simulation is presented in this paper on the performance of crack retarders bonded to integral metallic structures. The work is ...

    Comparative study of corrosion-fatigue in aircraft materials

    Wang, Q.Y. / Pidaparti, R.M. / Palakal, M.J. | Tema Archiv | 2001
    Corrosion-fatigue is one of the damage mechanisms affecting the structural integrity of the aging aircraft. Simple analytical and ...

    Robust gust alleviation and stabilization of very flexible aircraft

    Cook, Robert G. / Palacios, Rafael / Goulart, Paul | Tema Archiv | 2013
    Robust linear control, combined with model-reduction methodologies, is investigated for gust rejection on large, very flexible aircraft ...

    Computational fluid dynamics driven optimization of blended wing body aircraft

    Peigin, Sergey / Epstein, Boris | Tema Archiv | 2006
    Aircraft', Journal of the Royal Aeronautical Society, Vol. 51, 1947, pp. 481-510). The BWB configuration concept is a radical change from the ...

    Advanced Kinematic Tailoring for Morphing Aircraft Actuation

    Woods, Benjamin K.S. / Friswell, Michael I. / Wereley, Norman M. | Tema Archiv | 2014
    Morphing aircraft concepts require powerful, compact, and lightweight actuators in order to realize the significant changes in the shape ...

    Aeroelastic response and flutter of swept aircraft wings

    Marzocca, P. / Librescu, L. / Silva, W.A. | Tema Archiv | 2002
    A unified approach of stability and aeroelastic response of swept aircraft wings in an incompressible flow is developed. To this end, the ...

    Unsteady Aerodynamic Modeling of Aircraft Control Surfaces by Indicial Response Methods

    Ghoreyshi, Mehdi / Cummings, Russell M. | Tema Archiv | 2014
    This study is part of a larger effort to create reduced-order models for aerodynamic forces and moments acting on a maneuvering aircraft ...

    Damage tolerance and fail safety of welded aircraft wing panels

    Zhang, Xiang / Li, Yazhi | Tema Archiv | 2005
    An investigation is presented on fatigue crack growth behavior and fail safety of integral stringer panels typified by welded aircraft ...

    Aerothermal prediction of multiple hot jets in crossflow for aircraft applications

    Duda, Benjamin M. / Menter, Florian R. / Hansen, Thorsten et al. | Tema Archiv | 2014
    numerical simulation as a system. A special challenge in this context is the simulation of exhausts of air systems on aircraft since they feature ...

    Optimization of aircraft wings for gust loads: interval analysis-based approach

    Rao, S.S. / Majumder, Luna | Tema Archiv | 2008
    An interval-based approach is presented for the optimization of aircraft structures under dynamic loads. As a specific application, the ...

    Characterization of aeroacoustic, silicon micromachined microphones for aircraft fuselage arrays

    Williams, Matthew D. / Griffin, Benjamin A. / Reagan, Tiffany N. | Tema Archiv | 2012
    This paper describes the design and characterization of a micromachined microphone for aircraft fuselage arrays utilized by ...

    Framework for aircraft conceptual design and environmental performance studies

    Antoine, Nicolas E. / Kroo, Ilan M. | Tema Archiv | 2005
    Although civil aircraft environmental performance has been important since the beginnings of commercial aviation, continuously increasing ...

    Novel strategy for suppressing the flutter oscillation of aircraft wings

    Hall, B.D. / Mook, D.T. / Nayfeh, A.H. et al. | Tema Archiv | 2001
    A new strategy, based on the nonlinear phenomenon of saturation, is proposed for controlling the flutter of a wing. The concept is ...

    Intergrid transformation for aircraft aerolastic simulations

    Badcock, K.J. / Rampurawala, A.M. / Richards, B.E. | Tema Archiv | 2004
    This Note considers the generalization of a transformation method for passing information between structural and aerodynamic surface grids ...

    Low-frequency acoustic shielding by the silent aircraft airframe

    Agarwal, Anurag / Dowling, Ann P. | Tema Archiv | 2007
    The 'Silent Aircraft Initiative' is a project funded by the Cambridge-MIT Institute (CMI). Its aim is to discover ways of reducing aircraft ...

    Efficient approach for multipoint aerodynamic wing design of business jet aircraft

    Epstein, Boris / Peigin, Sergey | Tema Archiv | 2007
    design of three-dimensional isolated wings. In the framework of the method, the total drag of an optimized aircraft configuration is minimized at ...

    Study of aircraft wake vortex behavior near the ground

    Zheng, Z.C. / Ash, R.L. | Tema Archiv | 1996
    Aircraft wake vortices have been modeled using an unsteady, two-dimensional laminar (constant eddy viscosity) approximation of the Navier ...

    Measurement and prediction of noise propagation from a high-power jet aircraft

    Gee, Kent L. / Sparrow, Victor W. / James, Michael M. et al. | Tema Archiv | 2007
    the deployment of next-generation fighter aircraft. An amplitude-dependent wave speed, neglected as part of linear acoustics assumptions ...