Results 71 to 80 of about 13,380 (209)

An investigation of aeroelastic phenomena associated with an oblique winged aircraft [PDF]

open access: yes
Oblique wing aeroelasticity studies are reviewed. The static aeroelastic stability characteristics of oblique wing aircraft, lateral trim requirements for 1-g flight, and the dynamic aeroelastic stability behavior of oblique winged aircraft, primarily ...
Weisshaar, T. A.
core   +1 more source

Aeroelastic Stability Analysis of Tailored Pretwisted Wings

open access: yesAIAA Journal, 2019
In this paper, the aeroelastic stability of a tailored aircraft wing with different pretwist distributions is investigated.
M. R. Amoozgar   +3 more
openaire   +3 more sources

Existence of a local strong solution to the beam–polymeric fluid interaction system

open access: yesMathematische Nachrichten, Volume 298, Issue 7, Page 2327-2379, July 2025.
Abstract We construct a unique local strong solution to the finitely extensible nonlinear elastic (FENE) dumbbell model of Warner‐type for an incompressible polymer fluid (described by the Navier–Stokes–Fokker–Planck equations) interacting with a flexible elastic shell.
Dominic Breit, Prince Romeo Mensah
wiley   +1 more source

Multifidelity Sensitivity Study of Subsonic Wing Flutter for Hybrid Approaches in Aircraft Multidisciplinary Design and Optimisation

open access: yesAerospace, 2020
A comparative sensitivity study for the flutter instability of aircraft wings in subsonic flow is presented, using analytical models and numerical tools with different multidisciplinary approaches.
Marco Berci, Francesco Torrigiani
doaj   +1 more source

Microcylinder and Slot Combination for Flow Separation Control Over a Wind Turbine Airfoil

open access: yesWind Energy, Volume 28, Issue 7, July 2025.
ABSTRACT This study explores a novel passive flow control strategy combining a microcylinder and slot configuration to mitigate flow separation over an S809 wind turbine airfoil under stall conditions at a Reynolds number of 106. Numerical simulations are conducted using the Reynolds‐averaged Navier–Stokes (RANS) approach. The primary objectives are to
Sami Bouterra   +3 more
wiley   +1 more source

Parametric Modeling of a Long-Range Aircraft under Consideration of Engine-Wing Integration

open access: yesAerospace, 2020
The purpose of this paper is to investigate the influence of the engine position and mass as well as the pylon stiffness on the aeroelastic stability of a long-range wide-body transport aircraft. As reference configuration, DLR’s (German Aerospace Center/
Matthias Schulze   +2 more
doaj   +1 more source

Response studies of rotors and rotor blades with application to aeroelastic tailoring [PDF]

open access: yes
Various tools for the aeroelastic stability and response analysis of rotor blades in hover and forward flight were developed and incorporated in a comprehensive package capable of performing aeroelastic tailoring of rotor blades in forward flight.
Friedmann, P. P.
core   +1 more source

AMR‐Wind: A Performance‐Portable, High‐Fidelity Flow Solver for Wind Farm Simulations

open access: yesWind Energy, Volume 28, Issue 5, May 2025.
ABSTRACT We present AMR‐Wind, a verified and validated high‐fidelity computational‐fluid‐dynamics code for wind farm flows. AMR‐Wind is a block‐structured, adaptive‐mesh, incompressible‐flow solver that enables predictive simulations of the atmospheric boundary layer and wind plants.
Michael B. Kuhn   +16 more
wiley   +1 more source

Survey of Army/NASA rotorcraft aeroelastic stability research [PDF]

open access: yes
Theoretical and experimental developments in the aeroelastic and aeromechanical stability of helicopters and tilt-rotor aircraft are addressed. Included are the underlying nonlinear structural mechanics of slender rotating beams, necessary for accurate ...
Hodges, Dewey H.   +3 more
core   +1 more source

Identification of Aeroelastic Models for the X-56A Longitudinal Dynamics Using Multisine Inputs and Output Error in the Frequency Domain

open access: yesAerospace, 2019
System identification from measured flight test data was conducted using the X-56A aeroelastic demonstrator to identify a longitudinal flight dynamics model that included the short period, first symmetric wing bending, and first symmetric wing torsion ...
Jared A. Grauer, Matthew J. Boucher
doaj   +1 more source

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