Results 91 to 100 of about 1,382,556 (221)

Synthetic Jet Actuator Modeling for Flow Control Applications

open access: yes, 2009
A numerical model of synthetic jet actuator, suitable for flow control simulations, is presented. The controlled flowfield is simulated by a standard CFD method for compressible RANS equations, while flow inside the actuator is reduced to a one ...
FERLAUTO, Michele   +4 more
core   +1 more source

Synthetic Jet Actuator for Active Flow Control [PDF]

open access: yes, 2014
This thesis investigates the characteristics of a long aspect ratio synthetic jet actuator and its application for the active control of the vibrations of the downstream cylinder in a tandem cylinder arrangement.
Abdou, Sherif
core   +1 more source

A simulation and experimental study of a valveless piezoelectric micropump based on the synthetic jet principle

open access: yesNanotechnology and Precision Engineering
A stacked piezoelectric micropump based on the synthetic jet principle with a size of 22 × 22 × 5 mm3 is designed and fabricated. Through theoretical and finite element method (FEM) analysis, the conditions for achieving a synthetic jet structure are ...
Wencheng Lv   +8 more
doaj   +1 more source

Unsteady Simulation of a Synthetic Jet Actuator with Cylindrical Cavity Using a 3-D Lattice Boltzmann Method

open access: yesInternational Journal of Aerospace Engineering, 2018
A synthetic jet actuator is a zero-net mass-flux device that imparts momentum to its surroundings and has proved to be a useful active flow control device.
Hongbin Mu   +3 more
doaj   +1 more source

Three-dimensional Flow Field Characteristics of a Normal Slot Plasma Synthetic Jet Actuator [PDF]

open access: yesJournal of Applied Fluid Mechanics
In this work, to comprehensively analyze the flow field characteristics of a normal slot plasma synthetic jet actuator, three-dimensional simulation models are established for both normal slot and normal orifice actuators. A detailed comparative analysis
L. Cheng, X. L. Sun, S. Ma
doaj   +1 more source

Model predictive control with inline parameter adaptation for direct crystal growth rate regulation

open access: yesAIChE Journal, EarlyView.
Abstract In batch cooling crystallization, many interactive factors, including supersaturation, reactor dimensions, and operating conditions, govern crystal growth and significantly influence product properties. Variables such as temperature or refractive index are used as surrogate control variables but have limitations in capturing growth rate ...
Huitian Yu, Jiewen Zhao, Heiko Briesen
wiley   +1 more source

Synthetic Jet Actuator And Applications Thereof

open access: yes, 1995
Synthetic jet actuator, which can be micromachined if desired, generates a synthetic jet stream characterized by a series of successive vortices that can be used for effectively entraining adjacent fluid.

core  

Self‐Driving Laboratory Optimizes the Lower Critical Solution Temperature of Thermoresponsive Polymers

open access: yesAdvanced Intelligent Discovery, EarlyView.
A low‐cost, self‐driving laboratory is developed to democratize autonomous materials discovery. Using this "frugal twin" hardware architecture with Bayesian optimization, the platform rapidly converges to target lower critical solution temperature (LCST) values while self‐correcting from off‐target experiments, demonstrating an accessible route to data‐
Guoyue Xu, Renzheng Zhang, Tengfei Luo
wiley   +1 more source

Magnetic Field Control Using an Electromagnetic Actuation System with Combined Air‐Core and Metal‐Core Coils

open access: yesAdvanced Intelligent Systems, Volume 7, Issue 3, March 2025.
An electromagnetic manipulation system enhances magnetic field strength in the Z‐direction for 3D control of microrobots and nanoparticles. Featuring eight metal‐core coils and two air‐core coils arranged hemispherically, it ensures unimpeded workspace access and integrates imaging tools.
Nader Latifi Gharamaleki   +4 more
wiley   +1 more source

Maximization of integral outlet quantities of an axisymmetric synthetic jet actuator based on a loudspeaker

open access: yesEPJ Web of Conferences, 2016
The goal of this paper is to find an optimal nozzle size of an axisymmetric synthetic jet actuator based on a loudspeaker. The desirable maximized output quantities are: volumetric flow, momentum flux, and kinetic energy flux.
Kordík J., Trávníček Z.
doaj   +1 more source

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