Welcome to the University of Kentucky. Vibro-Acoustics Consortium University of Kentucky 2 VAC...

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Welcome to the University of Kentucky

Transcript of Welcome to the University of Kentucky. Vibro-Acoustics Consortium University of Kentucky 2 VAC...

Page 1: Welcome to the University of Kentucky. Vibro-Acoustics Consortium University of Kentucky 2 VAC Members BASF Clark Eaton Corp. John Deere Nelson Industries.

Welcome to the

University of Kentucky

University of Kentucky

Page 2: Welcome to the University of Kentucky. Vibro-Acoustics Consortium University of Kentucky 2 VAC Members BASF Clark Eaton Corp. John Deere Nelson Industries.

2Vibro-Acoustics ConsortiumUniversity of Kentucky

VAC MembersVAC Members

BASF

Clark

Eaton Corp.

John Deere

Nelson Industries

Trane Company

Caterpillar

Cummins Engine

Harley-Davidson

Lexmark International

Onan Corp.

Visteon

Page 3: Welcome to the University of Kentucky. Vibro-Acoustics Consortium University of Kentucky 2 VAC Members BASF Clark Eaton Corp. John Deere Nelson Industries.

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New Hemi-Anechoic ChamberNew Hemi-Anechoic Chamber

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Sound Pressure, Sound Intensity and Surface VibrationMeasurements

Sound Pressure, Sound Intensity and Surface VibrationMeasurements

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Acoustic Material CharacterizationAcoustic Material Characterization

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Experimental Modal AnalysisExperimental Modal Analysis

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Muffler ResearchMuffler Research

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Experimental Validation of ModelsExperimental Validation of Models

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Acoustic FEAAcoustic FEA

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Acoustic Optimization Acoustic Optimization

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Enclosure DesignEnclosure Design

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Mesh OptimizationMesh Optimization

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Finite Element Analysis of a CabFinite Element Analysis of a Cab

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Boundary Element AnalysisBoundary Element Analysis

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Application of SEAApplication of SEA

Shaker

Other plates t = 3.2 mm

Front plate t=1.6 mm

Microphone

Absorptive material

Impedance head

Accelerometer

Side plate (flat plate t=1.6 mm or ribbed plate)

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Muffler Performance AnalysisMuffler Performance Analysis

485 Hz 1080 Hz

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Acoustic Response of Intake and Exhaust SystemsAcoustic Response of Intake and Exhaust Systems

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Rayleigh Integral ProgramRayleigh Integral Program