Implementation of Active Flow Control using Microjets on an RC Aircraft

Implementation of Active Implementation of Active Flow Control using Microjets Flow Control using Microjets on an RC Aircrafton an RC Aircraft

Phil KrethHussein NabulsiDan DrakeMatt Tubtim

Faculty Advisor: Dr. Farrukh AlviSponsor: Dr. Gregg Abate (Eglin AFB)

12.06.2007

Presentation OutlinePresentation Outline

Background and ScopeNeeds AssessmentDetailed DesignWind Tunnel TestingSpring ProposalBudget Analysis

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BackgroundBackground

Flow separation

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Flow separated ~16° AOA Reattached flow – 10 psig @ microjets

Needs AssessmentNeeds Assessment

Implement microjets on RC planeRun time should be 30 secs or moreRemotely activate each wingDelay stallBudget = $1,50000

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Detailed DesignDetailed Design

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Air Supply SystemAir Supply System

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Airframe Modification IAirframe Modification I

Tank LocationShielding

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Airframe Modification IIStruts

Data Measurement Data Measurement TechniqueTechniqueUse a servo mounted camera

◦Watch flow reattachment using tufts

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Wind Tunnel TestingWind Tunnel Testing

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Image from tuft testing video. Click the picture for the full video (1.24 MB – 0:20)

Spring ProposalSpring Proposal

Finish purchasingBuild actuators and manifoldsMachine hardware for plane

modificationTest actuators in wind tunnelImplement the systemFlight testing

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Budget AnalysisBudget Analysis

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ConclusionConclusion

Background and ScopeNeeds AssessmentDetailed DesignWind Tunnel TestingSpring ProposalBudget Analysis

12.06.2007

Questions or Comments?Questions or Comments?

12.06.2007