Results 71 to 80 of about 1,430,347 (204)

Active vibration control for a Free Piston Stirling Engine generator using a voice coil actuator [PDF]

, 2015
This work presents the study of active vibration control for a FPSE/ LA engine to ensure a reliable engine operation within a broader range of operation frequencies [50 ± 3 Hz] complying with new regulations.
Torres Perez, Angel; id_orcid, Microgen Engine Corporation, Picton, Philip, The University of Northampton, Kaczmarczyk, Stefan, Hassan, Ali, Torres Pérez, Angel   +6 more
core   +1 more source

Numerical Investigations of the Plasma Actuator Flow Problem

, 2016
The Single Dielectric Barrier Discharge (SDBD) plasma actuator is currently considered as one among the many promising active flow-control devices.
Manuel, Ajay P.
core   +1 more source

Proof of Principle of a Rotating Actuator Based on Magnetostrictive Material with Simultaneous Vibration Amplitude

, 2020
Magnetostrictive materials are a group of smart materials with comparable properties to piezoelectric materials regarding strain and operating frequency. In contrast, the Curie temperature is much higher and the principle effect allows different actuator
Simon Kimme, Qiang Li, Christian Titsch, Welf-Guntram Drossel   +3 more
core   +1 more source

Investigation on the energy transfer in a DBD plasma actuator for airflow control

, 2011
In this work two dielectric barrier discharge fluid dynamic actuators have been experimentally investigated. A planar electrode pair separated by a dielectric constitutes each actuator. Two different geometries and dielectric materials have been utilized.
BORGHI, CARLO ANGELO, CRISTOFOLINI, ANDREA, NERETTI, GABRIELE   +2 more
core   +1 more source

Study on Highspeed UAV Separation Flow Characteristics by Dielectric Barrier Discharge Plasma

IEEE Access
In this paper, a calculation of restraining flow separation of the high-speed UAV airfoil with dielectric barrier discharge (DBD) plasma is studied. Based on the simplified model of the DBD plasma, the effect of plasma on neutral gas is considered as a ...
Li Sheng-An, Xin Wang
doaj   +1 more source

Flow separation control by dielectric barrier discharge plasma actuation via pulsed momentum injection

AIP Advances, 2018
Control of a turbulent boundary layer separating on a half-cylinder mounted on a flat plate has been investigated using a Dielectric Barrier Discharge (DBD) plasma actuator placed along the apex of a cylinder.
Julie A. Vernet, Ramis Örlü, P. Henrik Alfredsson   +2 more
doaj   +1 more source

Flying wing flow separation control by microsecond pulsed dielectric barrier discharge at high Reynolds number

AIP Advances, 2019
In this study, a microsecond pulsed dielectric barrier discharge (μs-DBD) plasma actuator is utilized to improve the aerodynamic performance of a flying wing.
Zhong-guo Niu, Jie Liu, Hua Liang, Li-ke Xie, Zhi Su   +4 more
doaj   +1 more source

Plasma Synthetic Jet Actuators for Active Flow Control

Actuators, 2018
The plasma synthetic jet actuator (PSJA), also named as sparkjet actuator, is a special type of zero-net mass flux actuator, driven thermodynamically by pulsed arc/spark discharge. Compared to widely investigated mechanical synthetic jet actuators driven
Haohua Zong, Matteo Chiatto, Marios Kotsonis, Luigi de Luca   +3 more
doaj   +1 more source

Effect of the duty cycle on the spark-plug plasma synthetic jet actuator

EPJ Web of Conferences, 2016
A promising novel actuator called Spark-Plug Plasma Synthetic Jet (SPSJ) has been developed in Atmospheric Plasma Research Laboratory at Niğde University. It generates electrothermally high synthetic jet velocity by using high voltage.
Seyhan Mehmet, Akansu Yahya Erkan, Karakaya Fuat, Yesildag Cihan, Akbıyık Hürrem   +4 more
doaj   +1 more source

Stereoscopic PIV measurement of boundary layer affected by DBD actuator

EPJ Web of Conferences, 2016
The effect of ionic wind generated by plasma actuator on developed boundary layer inside a narrow channel was investigated recently. Since the main investigated plane was parallel to the channel axis, the description of flow field was not evaluated ...
Procházka Pavel, Uruba Václav
doaj   +1 more source