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   Articles with "plasma actuators" as a keyword



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Influence of actuation parameters of multi-DBD plasma actuators on the static and dynamic behaviour of an airfoil in unsteady flow

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

DOI: 10.1016/j.ast.2019.105587

Abstract: Abstract The purpose of this paper is to perform a numerical study regarding the implementation of dielectric barrier discharge plasma micro-actuators for load alleviation on a NACA 23012 oscillating blade in a freestream flow. The… read more here.

Keywords: plasma; surface; force; plasma actuators ... See more keywords

Power improvement of NREL 5-MW wind turbine using multi-DBD plasma actuators

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recommendations! Published in 2017 at "Energy Conversion and Management"

DOI: 10.1016/j.enconman.2017.05.019

Abstract: Abstract The present study numerically investigates the feasibility of using multiple dielectric barrier discharge (multi-DBD) plasma actuators as a novel approach for active flow control over a large horizontal axis wind turbine rotor. The National… read more here.

Keywords: dbd plasma; plasma actuators; multi dbd; dbd ... See more keywords

Skin-friction drag reduction in a channel flow with streamwise-aligned plasma actuators

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recommendations! Published in 2017 at "International Journal of Heat and Fluid Flow"

DOI: 10.1016/j.ijheatfluidflow.2017.05.013

Abstract: Abstract Direct Numerical Simulations in a turbulent channel flow at a moderate Reynolds number are performed in order to investigate the potential of Dielectric Barrier Discharge (DBD) plasma actuators for the reduction of the skin-friction… read more here.

Keywords: reduction; plasma actuators; skin friction; aligned plasma ... See more keywords

Control of crossflow instability over a swept wing using dielectric-barrier-discharge plasma actuators

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recommendations! Published in 2018 at "International Journal of Heat and Fluid Flow"

DOI: 10.1016/j.ijheatfluidflow.2018.07.012

Abstract: Abstract This paper investigates the potential use of dielectric-barrier-discharge (DBD) plasma actuators to control the crossflow instability of the boundary layer on a 45° swept NLF-0415 airfoil at − 4 ∘ angle of attack.The disturbance… read more here.

Keywords: crossflow instability; dielectric barrier; barrier discharge; plasma actuators ... See more keywords
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Active control of jet-plate interaction noise for excited jets by plasma actuators

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recommendations! Published in 2020 at "Journal of Sound and Vibration"

DOI: 10.1016/j.jsv.2020.115515

Abstract: Abstract This paper examines the possibility of controlling jet-wing interaction noise by plasma actuators. The low-frequency part of the jet installation noise is considered as produced by the diffraction of instability wave packets developing in… read more here.

Keywords: control; jet; plasma actuators; noise ... See more keywords

Crossflow transition control by upstream flow deformation using plasma actuators

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recommendations! Published in 2017 at "Journal of Applied Physics"

DOI: 10.1063/1.4975791

Abstract: Control of laminar-turbulent transition in a swept-wing-type boundary-layer flow, subject to primary crossflow instability, is investigated using direct numerical simulations. In our previous works, we explored a direct base-flow stabilization aimed at a spanwise homogenous… read more here.

Keywords: transition; control; plasma actuators; flow deformation ... See more keywords

Investigation of coherent structures in low-speed turbulent boundary layers controlled by AC-DBD plasma actuators

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recommendations! Published in 2024 at "AIP Advances"

DOI: 10.1063/5.0203438

Abstract: The dielectric barrier discharge (DBD) actuator has the advantages of being lightweight, having no moving parts, ease of use, and fast response, and has received widespread attention in flow control applications. Turbulence boundary layer drag… read more here.

Keywords: plasma actuators; boundary layer; turbulent boundary; coherent structures ... See more keywords

Method to avoid crosstalk for induced flow acceleration in multi-stage dielectric barrier discharge plasma actuators

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recommendations! Published in 2025 at "Applied Physics Letters"

DOI: 10.1063/5.0245011

Abstract: Dielectric barrier discharge plasma actuators are flow control devices that can actively induce a flow using electrohydrodynamic force. This Letter proposes a configuration of multi-stage dielectric barrier discharge plasma actuators to accelerate the induced flow… read more here.

Keywords: dielectric barrier; multi stage; discharge; plasma actuators ... See more keywords

Thrust generation by dielectric barrier discharge plasma actuators in the filamentary discharge regime

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recommendations! Published in 2025 at "Physics of Fluids"

DOI: 10.1063/5.0250849

Abstract: The thrust force generated by dielectric barrier discharge (DBD) plasma actuators is highly dependent on their electrical, geometric, and structural variables. Furthermore, plasma discharge in DBD plasma actuators can occur in two distinct regimes: the… read more here.

Keywords: thrust force; filamentary discharge; plasma actuators; discharge ... See more keywords

Performance recovery of plasma actuators in wet conditions

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recommendations! Published in 2021 at "Journal of Physics D: Applied Physics"

DOI: 10.1088/1361-6463/ac472d

Abstract: Plasma actuators have been extensively studied for flow control applications over the past two and a half decades. While these studies have been traditionally focused on characterizing their performances as flow control devices, the performance… read more here.

Keywords: plasma actuators; dry actuator; performance; recovery ... See more keywords

Optimizing electrode arrangement in plasma actuators: a study on induced velocity and efficiency

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recommendations! Published in 2024 at "Fluid Dynamics Research"

DOI: 10.1088/1873-7005/ad4146

Abstract: This study investigates the performance of two types of multi-encapsulated electrode (MEE) plasma actuators, compared to typical dielectric barrier discharge (DBD) plasma actuators, in quiescent air. The objective is to determine whether the multiple encapsulated… read more here.

Keywords: induced velocity; efficiency; plasma actuators; electrode arrangement ... See more keywords