Results 11 to 20 of about 286,563 (197)

Experimental Study of Vertical Tail Model Flow Control Based on Oscillating Jet

open access: yesApplied Sciences, 2023
In this paper, wind tunnel experiments are conducted to study the control law and mechanism of oscillating jet flow control to improve the aerodynamic characteristics of the vertical tail when a civil aircraft encounters left side gust or significant ...
Xingyu Cao   +4 more
doaj   +1 more source

On the Benefits of Active Aerodynamics on Energy Recuperation in Hybrid and Fully Electric Vehicles

open access: yesEnergies, 2023
In track-oriented road cars with electric powertrains, the ability to recuperate energy during track driving is significantly affected by the frequent interventions of the antilock braking system (ABS), which usually severely limits the regenerative ...
Petar Georgiev   +3 more
doaj   +1 more source

Space–time isogeometric analysis of car and tire aerodynamics with road contact and tire deformation and rotation

open access: yesComputational Mechanics, 2022
We present a space–time (ST) isogeometric analysis framework for car and tire aerodynamics with road contact and tire deformation and rotation. The geometries of the computational models for the car body and tires are close to the actual geometries.
T. Kuraishi   +5 more
semanticscholar   +1 more source

Centripetal Acceleration Reaction: An Effective and Robust Mechanism for Flapping Flight in Insects. [PDF]

open access: yesPLoS ONE, 2015
Despite intense study by physicists and biologists, we do not fully understand the unsteady aerodynamics that relate insect wing morphology and kinematics to lift generation.
Chao Zhang   +2 more
doaj   +1 more source

Molecular Dynamics Study of Fluid Solid Interfacial Slip and Its Effect on Aerodynamic Drag [PDF]

open access: yesMATEC Web of Conferences, 2017
Interfacial hydrodynamic slippage is controlled by two factors say physical structure and chemical composition. Various studies have been conducted experimentally which try to connect the physical structure of the surface and its chemical property on the interfacial wettability.
Jeetu S. Babu, Asef Mohammed
openaire   +3 more sources

Analytical Simulation for Magnetohydrodynamic Maxwell Fluid Flow Past an Exponentially Stretching Surface with First-Order Velocity Slip Condition

open access: yesCoatings, 2021
The study of fluid flow upon an exponentially stretching surface has significant importance due to its applications in technological phenomena at the industrial level. These applications include condensing process of fluid film, heat exchanger processes,
Abdullah Dawar   +5 more
semanticscholar   +1 more source

Capturing the Knudsen layer in continuum-fluid models of non-equilibrium gas flows [PDF]

open access: yes, 2005
In hypersonic aerodynamics and microflow device design, the momentum and energy fluxes to solid surfaces are often of critical importance. However, these depend on the characteristics of the Knudsen layer - the region of local non-equilibrium existing up
Gallis, Michael A.   +2 more
core   +1 more source

Aerodynamic force acting on a road vehicle in steady-state cornering

open access: yesNihon Kikai Gakkai ronbunshu, 2014
The objective of this study is to investigate aerodynamics and its generating mechanism of a road vehicle in steady-state cornering, which is the most basic cornering condition.
Takuji NAKASHIMA   +5 more
doaj   +1 more source

Modeling pressure drop values across ultra-thin nanofiber filters with various ranges of filtration parameters under an aerodynamic slip effect

open access: yesScientific Reports, 2023
AbstractComputational fluid dynamics simulations of fibrous filters with 56 combinations of different fiber sizes, packing densities, face velocities, and thicknesses were conducted for developing models that predict pressure drops across nanofiber filters. The accuracy of the simulation method was confirmed by comparing the numerical pressure drops to
Songhui Lee   +4 more
openaire   +3 more sources

Hypersonic aerodynamics on thin bodies with interaction and upstream influence [PDF]

open access: yes, 1994
In the fundamental configuration studied here, a steady hypersonic free stream flows over a thin sharp aligned airfoil or flat plate with a leading-edge shock wave, and the flow field in the shock layer (containing a viscous and an inviscid layer) is ...
Khorrami, AF, Smith, FT
core   +1 more source

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