synthetic jets
Development and Optimization of Synthetic Jets to Control Active Flow
... The primary goal of this project and this manuscript has been to investigate the effect of active flow control on the wake of a circular cylinder at low Re. To that end, numerical investigations were performed in ...
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A Comparison between steady jets and synthetic jets at low Reynolds numbers
... In the above graphs at an H/D of 1 the magnitude of the steady jet heat transfer rate is up to 3 times that of the synthetic jet; this is largely due to confinement and recirculation effects on the ...
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Active control of continuous air jet with bifurcated synthetic jets
... The synthetic jets (SJs) have many significant applications and the number of applications is increasing all the ...control synthetic jets were measured ...without synthetic jets ...
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Visualization of synthetic jets at higher Stokes numbers
... Abstract: Visualization of synthetic jets at higher Stokes numbers (S = 90 and 127) by the phase-locked smoke-wire technique is presented and discussed. The working fluid is air. The Reynolds numbers are ...
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Experimental investigation into flow in an ejector with four synthetic jets
... four synthetic jets. The aim of the synthetic jets is to excite the mixing layer in the ejector and intensify the mixing ...the synthetic jet actuators are hidden in the mixing chamber ...
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Flow control in axial fan inlet guide vanes by synthetic jets
... The synthetic jets were introduced through radial holes in machine casing in the location before flow separation ...origin. Synthetic jet actuator was designed with the use of a speaker by UT ...Hz. ...
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Numerical and experimental studies of a channel flow with multiple circular synthetic jets
... of synthetic jets (SJs) [4–7] is ...of synthetic jet interaction with cross flow in micro- channel for the cooling of microchips, a three-dimensional computational model was recently developed by ...
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Experimental Study of Synthetic Jets
... number synthetic jets and high Reynolds number continuous ...compared synthetic jets and continuous jets and explored the effect of dimensionless parameters on synthetic ...
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Enhancement of synthetic jets by means of an integrated valve-less pump Part II. Numerical and experimental studies
... “synthetic jets” was derived from the idea of their being produced or synthesized from the train of individual vortical structures (often of the character of vortex rings) generated by periodic alternating ...
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Valves with flow control by synthetic jets
... periodic jets over their steady counterparts and this development towards higher unsteady component of the jet flow has resulted in the recent interest concentrating on the case of synthetic jets ...
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Vortex flow generator utilizing synthetic jets by diaphragm vibration
... A millimeter scale fully packaged device which generates a vortex flow of high velocity is reported. The synthetic jet flow actuated by a PZT diaphragm whose velocity increases after each circulation forms a ...
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Experimental study of impinging flow generated by synthetic jets actuators
... Abstract: The paper describes experimental research of the flow impinging on heated plate.. The flow was generated by synthetic jet actuators.[r] ...
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No-moving-part hybrid-synthetic jet actuator
... Synthetic jets are formed by a periodically alternating inflow into and outflow from a ...“synthetic jets” by Glezer et ...conditions. Synthetic jet actuators are a particularly ...
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Active Stall Control System on NACA0012 by Using Synthetic Jet Actuator
... the synthetic jets occurs in the separated shear layer under control (Figure 10(b)), and vortex growth occurs in the separated shear layer from the leading edge under control during the blowing ...with ...
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Experimental investigation of a control synthetic jet
... Synthetic jet (SJ) is generated using an oscillating element in a cavity. Fluid is sucking in and pushing out of the cavity through an orifice – Smith and Glezer [3], Cater and Soria [4]. This is a special case of ...
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A general correlation for the stagnation point Nusselt number of an axisymmetric impinging synthetic jet
... This is considered to be an appropriate dimensionless group to identify flow and heat transfer regimes in impinging synthetic jets, since the stroke length along with the Reynolds number[r] ...
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Exploration into the feasibility of underwater synthetic jet propulsion
... of synthetic jets [25] with a rectangular orifice geometry (using air as the working ...of synthetic jet flow to be dominated by the formation, expulsion, and advection of discrete ...
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CFD Simulation of Impinging Jet Flows and Boiling Heat Transfer
... Impinging jets have many practical applications in cooling, heating, metal cutting and industrial cleaning. They include different types of flows such as free jet flow, stagnating flow and a wall jet (see Fig. ...
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The Innermost Regions of Relativistic Jets: Wrapping Up the Enigma
... Our knowledge of the positively charged particles inside jets is quite limited. Positrons might greatly outnumber protons, or vice versa. If protons dominate, do they hold ∼ 100 times the energy density as ...
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Standard Model measurements with the ATLAS detector
... with jets, jet physics and soft QCD is ...with jets as well as the ratio of the production cross sections for W and Z bosons in association with jets are ...
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