1. Vibro-Acoustics Consortium
Welcome to the
Vibro-Acoustics Consortium
University of Kentucky

2. VAC Members BASF Caterpillar Clark Cummins Engine Eaton Corp.
John Deere
Nelson Industries
Trane Company
Caterpillar
Cummins Engine
Harley-Davidson
Lexmark International
Onan Corp.
Visteon

3. New Hemi-Anechoic Chamber

4. Sound Pressure,
Sound Intensity
and Surface Vibration
Measurements

5. Acoustic Material Characterization

6. Experimental Modal Analysis

7. Muffler Research

8. Experimental Validation of Models

9. Acoustic FEA

10. Acoustic Optimization

11. Enclosure Design

12. Mesh Optimization

13. Finite Element Analysis of a Cab

14. Boundary Element Analysis

15. Application of SEA Other plates t = 3.2 mm Front plate t=1.6 mm
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)

16. Muffler Performance Analysis
485 Hz
1080 Hz

17. Acoustic Response of Intake and Exhaust Systems

18. Rayleigh Integral Program