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   Articles with "synthetic jets" as a keyword



Supersonic piston synthetic jets with single/multiple orifice

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recommendations! Published in 2018 at "Experiments in Fluids"

DOI: 10.1007/s00348-018-2529-9

Abstract: We experimentally study a high-speed synthetic jet actuator consisting of a cylinder with an orifice plate at the top and a piston driven by a motor. The experiments are performed for four orifice plates with… read more here.

Keywords: synthetic jets; mach; cylinder pressure; number ... See more keywords

Annular impinging jets controlled by synthetic jets inducing a swirling flow character

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recommendations! Published in 2024 at "Journal of Visualization"

DOI: 10.1007/s12650-024-00972-4

Abstract: Experimental research was conducted on an annular air jet. The active flow control was introduced by means of tangentially arranged synthetic jets. Flow visualization and measurements of the flow velocity and stagnation pressure on an… read more here.

Keywords: annular impinging; impinging jets; jets inducing; jets controlled ... See more keywords

Characteristics and mechanism of mixing enhancement for noncircular synthetic jets at low Reynolds number

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recommendations! Published in 2018 at "Experimental Thermal and Fluid Science"

DOI: 10.1016/j.expthermflusci.2018.06.021

Abstract: Abstract In this paper, the evolution of the flow structures and the mixing characteristics in low-aspect-ratio (AR) noncircular incompressible synthetic jets are investigated. Two elongated configurations, elliptic and rectangular orifices with AR = 3 and 5 are… read more here.

Keywords: synthetic jets; reynolds number; streamwise; streamwise vortices ... See more keywords

Vortex formation and evolution for flow over a circular cylinder excited by symmetric synthetic jets

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recommendations! Published in 2019 at "Experimental Thermal and Fluid Science"

DOI: 10.1016/j.expthermflusci.2019.02.008

Abstract: Abstract The flow around a circular cylinder is controlled by a pair of synthetic jets symmetrically positioned near the separation points at a Reynolds number of 1200. The flow field in the near wake is… read more here.

Keywords: vortex formation; synthetic jets; circular cylinder; mode ... See more keywords
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Experimental study on the flow interaction between two synthetic jets emanating from a dual round orifice

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recommendations! Published in 2021 at "Experimental Thermal and Fluid Science"

DOI: 10.1016/j.expthermflusci.2021.110400

Abstract: Abstract Multiple orifice synthetic jet devices are becoming widely utilized for active flow control and jet impingement cooling, due to its mixing performance resulting from the vortices and jet interaction. Therefore, understanding the flow interaction… read more here.

Keywords: interaction two; interaction; synthetic jets; jet ... See more keywords

Numerical simulations of active flow control with synthetic jets in a Darrieus turbine

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recommendations! Published in 2017 at "Renewable Energy"

DOI: 10.1016/j.renene.2017.05.075

Abstract: This study presents two-dimensional numerical simulations of the flow around a cross-flow vertical-axis water turbine (straight-bladed Darrieus type) using active flow control by means of synthetic jets. The performance of the turbine is quantitatively analyzed… read more here.

Keywords: turbine; synthetic jets; flow control; active flow ... See more keywords

Evolution of elliptic synthetic jets at low Reynolds number

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recommendations! Published in 2019 at "Journal of Fluid Mechanics"

DOI: 10.1017/jfm.2019.162

Abstract: The influence of the nozzle aspect ratio ( $AR=1$ , 2 and 4), stroke length ( $L_{0}=1.85$ , 3.7 and 5.55) and Reynolds number ( $Re=79$ , 158, 316 and 632) on the behaviour of… read more here.

Keywords: vortex ring; synthetic jets; reynolds number; elliptic synthetic ... See more keywords

Water droplet transport on superhydrophobic surfaces induced by the dual synthetic jets

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recommendations! Published in 2024 at "Physics of Fluids"

DOI: 10.1063/5.0220679

Abstract: Droplet transport is very essential in many industrial applications. This article proposed the concept of employing dual synthetic jets in conjunction with superhydrophobic materials to facilitate the long-distance directional transport of water droplets. Experiments showed… read more here.

Keywords: transport; droplet transport; synthetic jets; dual synthetic ... See more keywords

Active control of transonic airfoil flutter using synthetic jets through deep reinforcement learning

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recommendations! Published in 2024 at "Physics of Fluids"

DOI: 10.1063/5.0232492

Abstract: This paper presents a novel framework for the active control of transonic airfoil flutter using synthetic jets through deep reinforcement learning (DRL). The research, conducted in a wide range of Mach numbers and flutter velocities,… read more here.

Keywords: airfoil; control; active control; control transonic ... See more keywords

Flow field characteristics and crossflow interaction mechanisms of underwater dual synthetic jets

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recommendations! Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0275054

Abstract: Crossflow interaction constitutes a fundamental research topic in flow control, with extensive prior investigations on jet-crossflow evolution mechanisms. To explore the influence of underwater dual synthetic jets (UDSJs) on crossflow fields, a miniaturized actuator was… read more here.

Keywords: crossflow interaction; underwater dual; synthetic jets; dual synthetic ... See more keywords

Study on gust load alleviation control method and mechanism of dual synthetic jets cooperating with deflected rudder

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recommendations! Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0277614

Abstract: Gusts induce abrupt alterations in freestream velocity, directly resulting in localized aerodynamic load concentrations on the airframe. This study presents a numerical simulation researching on gust load alleviation, based on dual synthetic jets (DSJ) cooperating… read more here.

Keywords: alleviation; load; deflected rudder; synthetic jets ... See more keywords