Active flow control
Experimental and computational studies of active flow control on a model truck-trailer
... Abstract: Active flow control is probably the most challenging research area in vehicle ...a flow field in order to achieve desired results beneficial to engineering is the only way to meet ...
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Drag Coefficient Reduction Of A 30° Yaw Angle Cube Subjected To Active Flow Control Device By Means Of Numerical Investigation
... an active flow control device or passive flow control ...Passive control usually utilizes the method of geometry modification and this devices are always operating, regardless of ...
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Experimental Investigation of the Compressor Cascade under an Active Flow Control
... Flow through compressor blade cascades, under higher loading at higher angle of attack, tends to separate. There are many methods of an active flow control, aiming to the prevention of ...
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Active Flow Control of a Low Reynolds Number S809 Wind Turbine Blade Model under Dynamic Pitching Maneuvers
... of active flow control with piezo-bimorph actuators and/or MEMS (Micro Electrical Me- chanical Systems) for active performance enhancement, including load and vi- bration reduction of wind ...
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EXPERIMENTAL INVESTIGATION OF DRAG REDUCTION ON AHMED MODEL USING A COMBINATION OF ACTIVE FLOW CONTROL METHODS
... different active flow control methods on drag reduction of Ahmed model was investigated experimentally and the experimental results confirm the previous numerical simulation ...
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An Experimental and Theoretical Study of Active Flow Control
... the flow coefficient C Q is one of the main drivers for active flow ...The flow coefficient and the velocity ratio were then combined to form the net flow coefficient C Q,net ...thermal ...
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Effectiveness of active flow control for turbulent skin friction drag reduction
... opposition control method has proved to be very useful for developing more practical control strategies which utilised only wall information ...suboptimal control, Lee et al. [12] analysed the ...
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Proof of concept design and analysis of active flow control of a supersonic micro-nozzle
... List of Equations Equation 1-1 Equation 1-2 Thrust Coefficient Grisnik & Equation 2-1 Young, Equation 2-2 25 Young, 1989 26 Equation 3-2 - Equation 3-5 - - Equation A-3 Equation A-4 Equa[r] ...
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Sensitivity analysis of active flow control systems: operating parameters and configuration design
... separation control applications in off-design flight ...density flow rate measured from local velocity profiles), with the consequence of excessively high system mass and power costs 1 ...
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Microjet Based Active Flow Control on a Fixed Wing UAV
... surface flow visualizations were obtained using an oil-based paint mixture to determine the separation location, the extent of separation, and the critical angle of attack at which stall ...discussed, flow ...
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Development and Optimization of Synthetic Jets to Control Active Flow
... Hercules flow field and then evaluate the influence of passive and active flow control ...detached flow and to strong upsweep ...the flow pattern around the aircraft is thus of ...
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Semi-Active Control of Dynamically Excited Structures Using Active Interaction Control
... 106 3.32 Distribution of a Number of Attachment, b Control Force, c AS Displacement Relative to the Support Floor, d AS Absolute Acceleration in the 20-story Building Under the SCH Groun[r] ...
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Active polar fluid flow in finite droplets.
... of active matter, ...of active gels developed by Kruse et ...the active matter in question is a viscoelastic gel comprising of polar filaments that are pulled by motor molecules generating ...
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ACTIVE BODY CONTROL SUSPENSION
... demands. Active suspension systems in distinction offer an additional force input additionally to potential existing passive systems and thus want far more ...
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Check Valves, Flow Control and Priority Flow Control Valves
... restrictive flow controls use a fixed orifice, plus a pressure compensator, to accurately control flow out priority port 3, while bypassing unused oil to port ...Priority flow will remain ...
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The active control of acoustic impedance
... the specific acoustic controlled on Experimental results support the theoretical work presented in this thesis, demonstrating active control of specific acoustic impedance for normally i[r] ...
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Effect of BVSI in Static Synchronous Series Compensator (SSSC) for the Control of Active Power Flow in a Transmission Line
... compensates for the drop across the line between the two buses. The phasor of this voltage being perpendicular to the current pharoses at the point of insertion either supplements or annihilates part of the voltage drop ...
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On the Alternative Approach to Active Control
... the active system we need to form signal of the incident wave pressure, insensitive (simplest spatial filtration) to waves scattered by the surface S due to possible violation of the condition u S ( , ) r t = n r ...
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Flow control in MATLAB.pptx
... For example, the following script simply prints which pizza to order, using a switch statement... • Here is an example of running this script and clicking the Sausage[r] ...
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Passive and Active Control of Radiative Heat Flow
... Having determined the sample geometry in the previous chapter, in this chapter we are now ready to describe the experiment that can measure the predicted heat flux modulation. Near field radiative heat transfer ...
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