Results 21 to 30 of about 1,430,347 (204)

Experimental investigation of induced velocity by dielectric barrier discharge plasma actuator in different configurations

open access: yesAIP Advances, 2021
This paper aims to study the effect of different geometrical and electrical parameters, including the voltage, frequency, dielectric thickness, gap width between electrodes, length of electrodes, number of electrodes, and shapes of electrodes, on the ...
Pegah Mohammadpour   +2 more
doaj   +1 more source

Study on Characteristics of an AC Sliding Discharge Plasma Actuator Operating at Different Pressures

open access: yesActuators, 2023
Dielectric barrier discharge (DBD) has been one of the most promising techniques for flow control, but the practical application needs a large plasma surface.
Qijie Sun   +5 more
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

Flow control over a circular cylinder using virtual moving surface boundary-layer control [PDF]

open access: yes, 2019
Flow control study of a circular cylinder is carried out using symmetric dielectric barrier discharge (DBD) plasma actuators at the Reynolds number of 10,000.
Zhang, Xin   +3 more
core   +1 more source

Effects of Input Voltage and Freestream Velocity on Active Flow Control of Passage Vortex in a Linear Turbine Cascade Using Dielectric Barrier Discharge Plasma Actuator

open access: yesEnergies, 2020
Passage vortex exists as one of the typical secondary flows in turbomachines and generates a significant total pressure loss and degrades the aerodynamic performance. Herein, a dielectric barrier discharge (DBD) plasma actuator was utilized for an active
Takayuki Matsunuma, Takehiko Segawa
doaj   +1 more source

Variable structure model for flow-induced tonal noise control with plasma actuators

open access: yes, 2008
The objective of this work was to study the effect of plasma actuators in attenuating low-speed flow-induced cavitytones from a control point of view by employing techniques from classical control. A modification of the existingphysics-based linear model
Zhang, Xin   +7 more
core   +1 more source

Smooth boundary topology optimization applied to an electrostatic actuator [PDF]

open access: yes, 2008
Smooth boundary topology optimization (SBTO) avoids many of the problems encountered by conventional cell based systems coupled with material homogenization or density method. Shape optimization becomes part of topology optimization. The effectiveness of
Lowther, D. A.   +2 more
core   +2 more sources

Active Control of Flow around NACA 0015 Airfoil by Using DBD Plasma Actuator

open access: yesEPJ Web of Conferences, 2013
In this study, effect of plasma actuator on a flat plate and manipulation of flow separation on NACA0015 airfoil with plasma actuator at low Reynolds numbers were experimentally investigated.
Şanlısoy A., Karakaya F., Akansu Y.E.
doaj   +1 more source

Visualization of the Electrohydrodynamic and Thermal Effects of AC-DBD Plasma Actuators of Plate- and Wire-Exposed Electrodes

open access: yesActuators, 2022
The dielectric barrier discharge plasma actuator is a promising flow control device that uses surface discharge. The actuator generates an electrohydrodynamic force and Joule heating that contribute to the flow control.
Yutaka Kaneko   +2 more
doaj   +1 more source

Active flow control systems architectures for civil transport aircraft [PDF]

open access: yes, 2010
Copyright @ 2010 American Institute of Aeronautics and AstronauticsThis paper considers the effect of choice of actuator technology and associated power systems architecture on the mass cost and power consumption of implementing active flow control ...
Crowther, W. J.; id_orcid   +9 more
core   +1 more source

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