Aerodynamic performance of augmented supersonic nozzles
Sign Up to like & getrecommendations! Published in 2020 at "Experiments in Fluids"
DOI: 10.1007/s00348-019-2866-3
Abstract: Abstract The objective of this study is to understand how internal engine corrugated seals affect the aerodynamic performance of a convergent/divergent supersonic nozzle all the while promoting mixing. These corrugated seals are designed to protrude… read more here.
Keywords: corrugated seals; supersonic nozzles; aerodynamic performance; augmented supersonic ... See more keywords
Numerical investigation on aerodynamic performance of a bionic flapping wing
Sign Up to like & getrecommendations! Published in 2019 at "Applied Mathematics and Mechanics"
DOI: 10.1007/s10483-019-2532-8
Abstract: This paper numerically studies the aerodynamic performance of a bird-like bionic flapping wing. The geometry and kinematics are designed based on a seagull wing, in which flapping, folding, swaying, and twisting are considered. An in-house… read more here.
Keywords: bionic flapping; flapping wing; aerodynamic performance; unsteady flow ... See more keywords
Aerodynamic performance optimization for the rotor design of a hovering agricultural unmanned helicopter
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Mechanical Science and Technology"
DOI: 10.1007/s12206-017-0820-y
Abstract: The importance of using Agriculture unmanned helicopters (AUHs), especially for spraying pesticides and fertilizers on any terrain type to ensure crop yields, has been recently acknowledged. Apart from flying these helicopters at a super-low altitude… read more here.
Keywords: helicopter; aerodynamic performance; rotor; rotor blade ... See more keywords
A Numerical Analysis on Ducted Ahmed Model as a New Approach to Improve Aerodynamic Performance of Electric Vehicle
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Automotive Technology"
DOI: 10.1007/s12239-021-0028-0
Abstract: Aerodynamic performance of a road vehicle has significant impact on energy efficiency, especially at high speed. Finding all possible ways to reduce aerodynamic drag has paramount importance on the development process of the vehicle. The… read more here.
Keywords: vehicle; performance electric; aerodynamic performance; model ... See more keywords
Computational fluid dynamics simulation of aerodynamic performance and flow separation by single element and slatted airfoils under rainfall conditions
Sign Up to like & getrecommendations! Published in 2020 at "Applied Mathematical Modelling"
DOI: 10.1016/j.apm.2020.01.060
Abstract: Abstract This study investigated the effects of rainfall on flow separation and the aerodynamic performance of single element and slatted NACA 0012 airfoils by using a mathematical model developed with the commercial computational fluid dynamics… read more here.
Keywords: single element; water; aerodynamic performance; separation ... See more keywords
Sensitivity of ice accretion and aerodynamic performance degradation to critical physical and modeling parameters affecting airfoil icing
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2019.105659
Abstract: Abstract Understanding ice accretion and aerodynamic performance degradation is essential in any aircraft certification program to ensure safe flight in icing conditions. In addition to well-known meteorological icing parameters and flight conditions, several physical and… read more here.
Keywords: ice accretion; aerodynamic performance; sensitivity; performance degradation ... See more keywords
Parametric study on the aerodynamic performance of a ducted-fan rotor using free-form method
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.105842
Abstract: Abstract In this paper, the effects of various parameters, especially three engineering parameters (twist, sweep, lean), on aerodynamic and structural performance of the fan blade were investigated. The change of blade geometry was realized by… read more here.
Keywords: blade; free form; aerodynamic performance; fan ... See more keywords
Aerodynamic performance and wake development of airfoils with wavy leading edges
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.106216
Abstract: Abstract A comprehensive numerical investigation is performed to study the aerodynamic performance and wake development of a NACA0012 airfoil with wavy leading edges (WLE). The WLEs are in the form of sinusoidal profiles with two… read more here.
Keywords: performance; airfoil; wake development; aerodynamic performance ... See more keywords
Aerodynamic performance of mutual interaction tandem propellers with ducted UAV
Sign Up to like & getrecommendations! Published in 2020 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.106399
Abstract: Abstract This paper describes progress made on the new design and analysis of a twin-propeller (front and rear) with duct. Major advantage of this design is that the Unmanned Aerial Vehicle (UAV) could complete the… read more here.
Keywords: aerodynamic performance; propeller; performance mutual; duct ... See more keywords
Evaluation of low fidelity and CFD methods for the aerodynamic performance of a small propeller
Sign Up to like & getrecommendations! Published in 2021 at "Aerospace Science and Technology"
DOI: 10.1016/j.ast.2020.106402
Abstract: Abstract The increasing use of unmanned aerial vehicles and micro air vehicles creates a strong demand for the accurate aerodynamic performance of small-diameters fixed-pitch propellers. The techniques range from low-fidelity to high-fidelity methods. Among the… read more here.
Keywords: fidelity; performance small; aerodynamic performance; model ... See more keywords
What we think we know about the aerodynamic performance of windows
Sign Up to like & getrecommendations! Published in 2020 at "Energy and Buildings"
DOI: 10.1016/j.enbuild.2020.110556
Abstract: Abstract Natural ventilation is a low energy strategy used in many building types. Design approaches are mature but are dependent on variables with high uncertainty, such as the aerodynamic behaviour of purpose provided openings (PPOs),… read more here.
Keywords: aerodynamic performance; model; think know; know aerodynamic ... See more keywords