Steven L. Garrett , Ph.D. United Technologies Corporation Professor of Acoustics Phone: (814) 863-6373 E-mail: sxg185@psu.edu

Research Interests

• Thermoacoustic Refrigeration
• Sonic Gas Analysis
• Novel Transduction System and their calibration
• Physical Acoustics

Courses Taught

• ACS 097S First Year Seminar (Audio Engineering - Loudspeakers)
• ACS 501 Fundamentals of Acoustics I
• ACS 515 Acoustics of Fluid Media
• ACS 597 Thermoacoustics
• ACS 402 Introduction to Acoustics
• ACS 590 Colloquium

Recent Publications

S. L. Garrett, "Resource Letter TA-1:  Thermoacoustic engines and refrigerators," Am. J. Phys. 72 (1), 11-17 (2004).

S. L. Garrett and S. Backhaus, "The Power of Sound,"American Scientist 88(6): 516-526 (2000).

M. Poese and S. L. Garrett, "Performance measurements on a thermoacoustic refrigerator driven at high amplitudes", J. Acoust. Soc. Am. 105(5): 2480-2486 (2000).

R. A. Hohnson, S. L. Garrett and R. M. Keolian, "Thermoacoustic cooling for surface combatants", Nav. Eng. J. 112(4), 335-345 (2000).

S. Garrett, "Reinventing the engine", Nature 399: 303-305 (1999).

R-L. Chen and S. L. Garett, "Vibrocentrifugical fluid pump", Chem. Eng. J. 72: 91-95 (1999).

Patents

M. E. Poese, R. W. M. Smith, R. S. Wakeland and S. L. Garrett, Bellows bounce thermoacoustic device, US Pat. No. 6,792,764 (Sept. 21, 2004).

S. L. Garrett, Cylindrical spring with integral gas seal, US Pat. No. 6,755,027 (June 29, 2004).

R. W. M. Smith, M. E. Poese, S. L. Garrett and R. S. Wakeland, "Thermoacoustic device", US Pat. No. 6,725,670 (Apr. 27, 2004).

S. L. Garrett, R. M. Keolian and R. W. M. Smith, High-efficiency moving magnet loudspeaker, U. S. Pat. No. 6,307,287 (Oct. 23, 2001).

S. Garrett, "Torsionally resonant toroidal thermoacoustic refrigerator", U.S. Patent No. 5,953,921, September 21, 1999.

S. L. Garrett, Passive frequency stabilization of an acoustic resonator, U. S. Pat. No. 5,857,340 (Jan. 12, 1999).

S. Garrett, "High power thermoacoustic refrigerator", U.S. Patent No. 5,647,216, July 15, 1997; South African Letters Patent No. 96/5612, April 29, 1998; Indian Patent App. No. 1686/Del/96, pending.

 

 

 

Graduate Program in Acoustics, The Pennsylvania State University