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   Articles with "aerodynamics" as a keyword



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Aerodynamics of Flying Saucers

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recommendations! Published in 2018 at "Communications in Mathematical Physics"

DOI: 10.1007/s00220-019-03622-1

Abstract: We identify various structures on the configuration space C of a flying saucer, moving in a three-dimensional smooth manifold  M . Always C is a five-dimensional contact manifold. If M has a projective structure, then… read more here.

Keywords: aerodynamics flying; geometry; structure; aerodynamics ... See more keywords
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Study of Reynolds number effects on the aerodynamics of a moderately thick airfoil using a high-pressure wind tunnel

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recommendations! Published in 2021 at "Experiments in Fluids"

DOI: 10.1007/s00348-021-03267-8

Abstract: Reynolds number effects on the aerodynamics of the moderately thick NACA 0021 airfoil were experimentally studied by means of surface-pressure measurements. The use of a high-pressure wind tunnel allowed for variation of the chord Reynolds… read more here.

Keywords: stall; reynolds number; number effects; number ... See more keywords

The aerodynamics of sharp- and filet-edged cylinders in high supersonic flow

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recommendations! Published in 2025 at "Experiments in Fluids"

DOI: 10.1007/s00348-025-03968-4

Abstract: To develop a physical understanding and accurate trajectory models for atmospheric re-entry objects like space debris, the influence of the flight attitude on the aerodynamic coefficients of cylindrical bodies in high-speed flow is of interest.… read more here.

Keywords: aerodynamics; filet edged; flight; edged cylinders ... See more keywords

Wrench-feasible workspace analysis considering aerodynamics of aerial robotic camera under high speed

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recommendations! Published in 2017 at "Microsystem Technologies"

DOI: 10.1007/s00542-016-3245-0

Abstract: Recently, there have been demand for aerial robotic cameras that offer a large working space, long broadcasting times, and excellent dynamic stability to broadcast live images of various sporting events. If an aerial robotic camera… read more here.

Keywords: workspace; robotic camera; aerial robotic; aerodynamics ... See more keywords

The Role of Forebody Topology on Aerodynamics and Aeroacoustics Characteristics of Squareback Vehicles using Computational Aeroacoustics (CAA)

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recommendations! Published in 2024 at "Flow, Turbulence and Combustion"

DOI: 10.1007/s10494-023-00523-1

Abstract: This study investigates the influence of forebody configuration on aerodynamic noise generation and radiation in standard squareback vehicles, employing a hybrid computational aeroacoustics approach. Initially, a widely used standard squareback body is employed to establish… read more here.

Keywords: aerodynamics; computational aeroacoustics; aerodynamics aeroacoustics; forebody ... See more keywords

Influence of engine modeling on structural sizing and approach aerodynamics of a circulation controlled wing

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recommendations! Published in 2018 at "CEAS Aeronautical Journal"

DOI: 10.1007/s13272-018-0290-7

Abstract: Extended configurations of a short take-off and landing aircraft under investigation at the Coordinated Research Centre SFB 880 include a morphing droop nose and a tractor propeller engine. The short take-off and landing capabilities are… read more here.

Keywords: influence; engine; aerodynamics; approach ... See more keywords

Adaptive RBF observer-sliding mode controller design for a two dimensional aeroelastic system with unsteady aerodynamics

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recommendations! Published in 2018 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2018.07.027

Abstract: Abstract An adaptive RBF observer-sliding mode controller is designed for the vibration suppression of a two-dimensional aeroelastic system, using a single trailing-edge control surface. The prototypical aeroelastic model describes the plunge and pitch motion of… read more here.

Keywords: sliding mode; system; unsteady aerodynamics; adaptive rbf ... See more keywords

Parametric reduced-order modeling of unsteady aerodynamics for hypersonic vehicles

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recommendations! Published in 2019 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2019.01.035

Abstract: Abstract A novel parametric reduced-order model (ROM) is proposed for efficiently predicting hypersonic unsteady aerodynamic responses under different flight conditions. The construction of the ROM is realized by computational fluid dynamics (CFD) simulations under the… read more here.

Keywords: reduced order; order; rom; aerodynamics ... See more keywords

A two-equation local-correlation-based laminar-turbulent transition modeling scheme for external aerodynamics

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recommendations! Published in 2020 at "Aerospace Science and Technology"

DOI: 10.1016/j.ast.2020.106128

Abstract: Abstract A local-correlation-based laminar-turbulent transition model has been developed for external aerodynamic problems and coupled with the Spalart-Allmaras ( S − A ) turbulence model. This laminar-turbulent transition modeling scheme is then termed as the… read more here.

Keywords: transition; turbulence; turbulent transition; model ... See more keywords

A preliminary numerical study on the time-varying fall attitudes and aerodynamics of freely falling conical graupel particles

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recommendations! Published in 2017 at "Atmospheric Research"

DOI: 10.1016/j.atmosres.2016.08.017

Abstract: Abstract The flow fields and dynamic motions of conical graupel of diameters 0.5–5 mm falling in air of 800 h Pa and − 8 °C are studied by solving the transient Navier-Stokes equations numerically for flow past the conical graupel… read more here.

Keywords: graupel; conical graupel; flow fields; preliminary numerical ... See more keywords

Parametric study of air curtain door aerodynamics performance based on experiments and numerical simulations

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recommendations! Published in 2018 at "Building and Environment"

DOI: 10.1016/j.buildenv.2017.12.005

Abstract: Air curtains have been widely used to reduce infiltration through door openings and save heating/cooling energy in different types of buildings. Previous studies have found that there exist three aerodynamics conditions: optimum condition (OC), inflow… read more here.

Keywords: condition; air curtain; air; curtain performance ... See more keywords