Results 11 to 20 of about 106,539 (308)

Numerical investigation of flow field inner cavity of high-temperature Plasma Synthetic Jet actuator

open access: yesCase Studies in Thermal Engineering, 2022
A Plasma Synthetic Jet (PSJ) actuator is the promised equipment to produce a high-speed synthetic jet, which can be potentially applied to control the supersonic flow. Several researchers paid much attention to its application on Active Flow Control (AFC)
Yuan-wei Lyu   +3 more
doaj   +1 more source

Faraday Conversion in Turbulent Blazar Jets [PDF]

open access: yes, 2018
Low ($\lesssim 1\%$) levels of circular polarization (CP) detected at radio frequencies in the relativistic jets of some blazars can provide insight into the underlying nature of the jet plasma.
MacDonald, Nicholas R.   +1 more
core   +1 more source

Effects of different working parameters on the turbulent drag reduction regulated by annular plasma synthetic jet actuators

open access: yesPhysics of Plasmas, 2023
Reduction of turbulent drag force is one of important works in the design of airplanes and hypersonic aircrafts. The annular plasma synthetic jet (APSJ) has become an interesting and popular flow control method in reducing the drag of turbulent boundary ...
Minghao Yu   +3 more
semanticscholar   +1 more source

Circular Polarization in Turbulent Blazar Jets

open access: yesGalaxies, 2017
Circular polarization (CP) provides an invaluable probe into the underlying plasma content of relativistic jets. CP can be generated within the jet through a physical process known as linear birefringence.
Nicholas Roy MacDonald
doaj   +1 more source

An Unsupervised Spectrogram Cross-Correlation Method to Assess ELM Triggering Efficiency by Pellets

open access: yesApplied Sciences, 2022
The high confinement mode (H-mode) is considered the optimal regime for the production of energy through nuclear fusion for industrial purposes since it allows to increase the energy confinement time of the plasma roughly by a factor of two. Consequently,
Riccardo Rossi   +8 more
doaj   +1 more source

MHD-RLC discharge model and the efficiency characteristics of plasma synthetic jet actuator [PDF]

open access: yes, 2017
Major factors affecting efficiency of plasma synthetic jet actuator (PSJA) are analyzed based on a new discharge model in the present paper. The model couples the magnetohydrodynamics (MHD) equations with the resistor–inductor–capacitor (RLC) equations ...
Jia, M.   +5 more
core   +1 more source

Synthetic Observations of Simulated Radio Galaxies I: Radio and X-ray Analysis [PDF]

open access: yes, 2003
We present an extensive synthetic observational analysis of numerically- simulated radio galaxies designed to explore the effectiveness of conventional observational analyses at recovering physical source properties.
Brunetti G.   +6 more
core   +2 more sources

Investigation of Wing Lift Enhancement by Combination of Plasma Jet Actuator and Synthetic Jet Actuator [PDF]

open access: yesJournal of Applied Fluid Mechanics
In order to improve the aerodynamic characteristics and maneuverability of fixed-wing UAV, an improved method to enhance the wing lift by the combination of plasma jet actuator and synthetic jet actuator based on active flow control technique is ...
N. Ding, F. Gao, C. Tang, J. Chang
doaj   +1 more source

Simulating Electron Transport and Synchrotron Emission in Radio Galaxies: Shock Acceleration and Synchrotron Aging in Three-Dimensional Flows [PDF]

open access: yes, 2001
We present the first three-dimensional MHD radio galaxy simulations that explicitly model transport of relativistic electrons, including diffusive acceleration at shocks as well as radiative and adiabatic cooling in smooth flows.
Jones, T. W.   +2 more
core   +2 more sources

Physics and models for plasma synthetic jets

open access: yesInternational Journal of Aerodynamics, 2013
Plasma synthetic jet (PSJ) actuators are mainly used in order to control high speed flows. The objective of this work is to get a better understanding of the arc created inside the actuator and of its interaction with the surrounding fresh gas which allows to transfer the required thermal energy to produce the jets.
Guillaume Dufour   +3 more
openaire   +1 more source

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