High-Bandwidth Microactuator Control
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Transcript of High-Bandwidth Microactuator Control
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Control of Supersonic Resonant Flows Using
High Bandwidth Micro actuators
J. T. Solomon*, S. Hong#, A. Wiley*
R. Kumar*, A.M. Annaswamy#, F.S. Alvi*
*Advanced Aero Propulsions Laboratory (AAPL)
Florida Center for Advanced Aero Propulsion (FCAAP)
Florida A&M University and Florida State University
# Department of Mechanical Engineering
Massachusetts Institute of Technology
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Overview
• The Supersonic Impinging Jet
• Motivation and Objectives of the Current Study
• Experimental Results
• Discussion and Conclusions
• Recommendations for Future Work
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4/10/2012 2
The Supersonic Impinging Jet
hWall Jet
Ground Plane
C-D Nozzle
d
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The Supersonic Impinging Jet
hWall Jet
Ground Plane
C-D Nozzle
d
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The Supersonic Impinging Jet
hStand-Off
Shock
Acoustic Waves
Wall Jet
Ground Plane
C-D Nozzle
d
Large-Scale
Vortical Structures
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The Supersonic Impinging Jet
hStand-Off
Shock
Acoustic Waves
Reflected Acoustic
Waves
Wall Jet
Lift-Plate
Ground Plane
C-D Nozzle
d
Large-Scale
Vortical Structures
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The Supersonic Impinging JetThe Feedback Phenomenon
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The Supersonic Impinging JetThe Feedback Phenomenon
Kumar et al. (2010)
Thin Shear Layer
Large-Scale
Vortical Structures
Stand-Off Shock
Wall Jet