Mach Wave Elimination
A new method for quieting high-speed jets
(U.S. Patents 5590520 and 5916127)


THE CONCEPT

EXPERIMENTAL SETUP

ACOUSTIC DATA

APPLICATION TO AEROENGINES

TECHNOLOGY EXCHANGE

FUTURE PLANS

SPONSORSHIP

PUBLICATIONS

PUBLICITY & AWARDS

Journal publications

Papamoschou, D., "Mach Wave Elimination in Supersonic Jets," AIAA Journal, Vol. 35, No.10, 1997, pp. 1604-1611

Papamoschou, D., and Debiasi, M., "Noise Measurements in Supersonic Jets Treated with the Mach Wave Elimination Method," AIAA Journal, Vol. 37, No.2, 1999, pp. 154-160. 

Murakami, E., and Papamoschou, D., " Eddy Convection in Supersonic Coaxial Jets," AIAA Journal, Vol. 38, No.4, 2000, pp. 628-635. 

Debiasi, M., and Papamoschou, D. "Noise from Imprefectly Expanded Supersonic Coaxial Jets,"
AIAA Journal, Vol. 39, No.3, 2001, pp. 388-395.

Papamoschou, D., and Debiasi M., "Directional Suppression of Noise from a High-Speed Jet"
AIAA Journal, Vol. 39, No.3, 2001, pp. 380-387.

Conference publications
(hyperlinks are downloadable PDF files)

Papamoschou, D., "Mach Wave Elimination in Supersonic Jets," AIAA-97-0147, paper presented at the AIAA 35th Aerospace Sciences Meeting, January 1997, Reno, Nevada.

Papamoschou, D., "Supersonic Mixing and Noise," FEDSM97-3122, 1997 ASME Fluids Engineering Conference, Vancouver, Canada.

Papamoschou, D., and Debiasi, M., "Noise Measurements in Supersonic Jets Treated with the Mach Wave Elimination Method," AIAA-98-0280, paper presented at the 36th Aerospace Sciences Meeting, January 1998, Reno, Nevada.

Murakami, E., and Papamoschou, D., " PLIF Investigation of Coannular Supersonic Jets," AIAA-98-3015, paper presented at the 29th AIAA Fluid Dynamics Conference, June 1998, Albuquerque, NM.

Debiasi, M., and Papamoschou, D., "Acoustics of Under- and Over-Expanded Coaxial Jets," AIAA-99-0081, paper presented at the 37th Aerospace Sciences Meeting, January 1999, Reno, Nevada.

Debiasi, M., and Papamoschou, D., "Application of the Mach Wave Elimination Method to Supersonic Jet Engines, " presented at the 14th International Symposium on Airbreathing Engines (XIV ISABE), September 1999, Italy

Papamoschou, D., and Debiasi, M., "Targeted Mach Wave Elimination," AIAA-2000-0085, presented at the AIAA 38th Aerospace Sciences Meeting, January 2000, Reno, Nevada.

Papamoschou, D., "Linear Model for Mach Wave Suppression in a Dual-Stream Jet,"AIAA-2000-2062, presented at the 6th AIAA/CEAS Aeroacouctic Conference, 12-14 June, 2000, Maui, Hawaii.

Murakami, E., and Papamoschou. D., "Mixing Layer Characteristics of Coaxial Supersonic Jets" AIAA-2000-2060, presented at the 6th AIAA/CEAS Aeroacouctics Conference, 12-14 June, 2000, Maui, Hawaii.

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