Results 1 to 10 of about 616 (117)

The Impact of Acoustic Synthetic Jet Actuator Parameters on the Generated Noise [PDF]

open access: yesMicromachines
Synthetic jet actuators are becoming increasingly popular for enhancing electronic heat transfer. However, their use is currently limited due to the high noise they generate. This article examines how actuator parameters (orifice diameter, orifice length
Emil Smyk, Michał Stopel
doaj   +2 more sources

Agitated Turbulent Flowfield of A Circular Jet with An Annular Synthetic Jet Actuator

open access: yesJournal of Fluid Science and Technology, 2008
An agitated circular turbulent jet with a coaxial annular synthetic jet actuator is investigated experimentally. The mean and turbulent velocities are measured by a hot-wire anemometer at a jet Reynolds number of 6400.
Toru KOSO, Takuya KINOSHITA
doaj   +3 more sources

Thermoacoustic cooling of loudspeaker-driven synthetic jet actuator

open access: yesCase Studies in Thermal Engineering
To address the issue of declined cooling performance caused by the recirculation of hot jet flow into the cavity of conventional synthetic jet actuators, a loudspeaker-driven thermoacoustic-cooling synthetic jet actuator was developed by integrating a ...
Liu Liu, Geng Chen
doaj   +3 more sources

Experimental Investigations of Different Loudspeakers Applied as Synthetic Jet Actuators

open access: yesActuators, 2021
The paper presents the preliminary results of the experimental investigation of four various loudspeakers used for driving the synthetic jet actuator.
Paweł Gil, Joanna Wilk
doaj   +1 more source

Helmholtz Resonance Frequency of the Synthetic Jet Actuator

open access: yesApplied Sciences, 2021
This paper presents the results of experimental investigations of 108 geometrical configurations of a loudspeaker-driven synthetic jet (SJ) actuator. The considered cases of the SJ actuator were characterized by a high coupling ratio.
Paweł Gil   +2 more
doaj   +1 more source

Design of an Acoustic Synthetic Jet Actuator for Flow Control

open access: yesActuators, 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

Performance of special type heat sink with an integrated synthetic jet actuator [PDF]

open access: yesE3S Web of Conferences, 2019
The performance of special type heat sink with integrated synthetic jet actuator has been presented in this work. Synthetic jet is a flow technique which synthesizes stagnant air to a form of jet.
Gil Paweł
doaj   +1 more source

Fabrication of a multi-stage plasma synthetic jet actuator using printed electronics

open access: yesAIP Advances, 2021
A new concept of electrode shape and arrangement is proposed to develop a multi-stage plasma synthetic jet actuator for the low-voltage operation. Exposed and covered electrodes, which have complicated shapes due to electrical wiring to the inner side of
Shintaro Sato   +2 more
doaj   +1 more source

Internal Characteristics of Air-Supplied Plasma Synthetic Jet Actuator

open access: yesAerospace, 2023
Conventional plasma synthetic jet actuators rely only on jet orifice for suction when functioning for long durations. A limited supplementary gas leads to jet velocity reduction and weakening of the flow control ability. Therefore, this study proposes an
Rubing Liu   +4 more
doaj   +1 more source

Impact of the Confinement Plate on the Velocity of Synthetic Jet

open access: yesActuators, 2021
In the paper, the impact of the limitation of the environment around the office of synthetic jet actuators were tested. One short and three length orifices were tested and compared with and without confinement plate.
Emil Smyk, Robert Smusz
doaj   +1 more source

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