Accession Number:

AD0780573

Title:

Small Turbine Engine Noise Reduction. Volume II. Noise Prediction Methods.

Descriptive Note:

Final rept. 7 May 71-31 May 73,

Corporate Author:

AIRESEARCH MFG CO OF ARIZONA PHOENIX

Personal Author(s):

• Grande,E.
• Brown,D.
• Sutherland,L.
• Tedrick,Richard N.

Report Date:

1973-12-01

Pagination or Media Count:

377.0

Abstract:

The volume presents reviews of many currently available methods for predicting small gas turbine noise source characteristics involving those developed, adopted, or modified. A total engine noise prediction methodology using those component noise prediction techniques shown to be the most practical and reliable for small gas turbine engines is also presented. Author

Descriptors:

• *Turboprop engines
• *Turbofan engines
• *Noise reduction
• *Reconnaissance aircraft
• Aerial reconnaissance
• Combat surveillance
• Low altitude
• Jet engine noise
• Attenuators

Subject Categories:

• Patrol and Reconnaissance Aircraft
• Jet and Gas Turbine Engines

Distribution Statement:

APPROVED FOR PUBLIC RELEASE