Results 1 to 10 of about 32,281 (177)
Synthetic jets as a flow control device for performance enhancement of vertical axis hydrokinetic turbines: A 3D computational study [PDF]
Heliyon, 2022 In the present work, a vertical axis turbine with straight blades was analyzed through a numerical simulation in three dimensions, the performance of the turbine was studied while synthetic jets were used as an active flow control method.
Nicolas Botero +3 more
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Jet vectoring using secondary Coanda synthetic jets
Mechanical Engineering Journal, 2020 In recent years, studies on the fundamental principle of thrust vectoring using jets have been conducted to realize next-generation aircraft applications.
Ryota KOBAYASHI +5 more
doaj +3 more sources
Actuators, 2022 A novel fluidic thrust-vectoring (FTV) control method based on dual synthetic jets actuator (DSJA) is proposed and evaluated. Numerical simulations are governed by the compressible Unsteady Reynolds-Averaged Navier–Stokes (URANS) equations.
Jie-Fu Liu +6 more
doaj +2 more sources
Acoustic and Thermoacoustic Jet Propulsion [PDF]
Journal of Applied Fluid Mechanics, 2023 This manuscript bridges the fields of jet propulsion, synthetic jets and thermoacoustic engines. We introduce the case that synthetic jets in air can be considered a consistent approach for propulsion systems. To date, studies on synthetic jet propulsion
J. Schoenmaker +4 more
doaj +1 more source
Experimental Study of Coaxial Jets Mixing Enhancement Using Synthetic Jets
Applied Sciences, 2021 Synthetic jets perpendicular to the mainstream have been used to experimentally study the coaxial jets mixing enhancement in this paper. The parameters of coaxial jets such as vorticity, streamwise velocity, radial velocity, Reynolds shear stress, and ...
Binglong Zhang +4 more
doaj +1 more source
Design of an Acoustic Synthetic Jet Actuator for Flow Control
Actuators, 2022 Synthetic jet technology is widely adopted in active flow control. An actuator with an oscillating diaphragm is a commonly used excitation device for synthetic jet generation.
Lianshan Lu +6 more
doaj +1 more source
Numerical Study of Flow Control on Simplified High-Lift Configurations [PDF]
Journal of Applied Fluid Mechanics, 2023 Enhancement in the aerodynamic performance of wings and airfoils is very notable when Active Flow Control (AFC) is applied to Short Take-off and Landing aircraft (STOL).
B. Goffert +3 more
doaj +1 more source
Actuators, 2022 In order to understand the differences between dual synthetic jets (DSJs) and synthetic jets (SJs), particle image velocimetry (PIV) technology is used to capture the basic flow field characteristics of a dual synthetic jet actuator (DSJA) and a ...
Zhenbing Luo +4 more
doaj +1 more source
Numerical simulations of synthetic jets in aerodynamic applications [PDF]
INCAS Bulletin, 2014 This paper presents numerical simulations of synthetic jets in aerodynamic applications. We’ve analyzed the formation of isolated synthetic jets, the influence of nozzle geometry and the interaction of synthetic jets with a uniform flow on a flat plate ...
Alexandru Catalin MACOVEI +1 more
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Jet Velocity and Acoustic Excitation Characteristics of a Synthetic Jet Actuator
Fluids, 2022 The effect of the excitation frequency of synthetic jet actuators on the mean jet velocity issuing from an array of circular orifices is investigated experimentally, focusing on the acoustic excitation characteristics of the actuator’s cavity. Two cavity
Nadim Arafa +2 more
doaj +1 more source