Accession Number:

AD0776655

Title:

Technical Evaluation Report on Fluid Dynamics Panel Specialists Meeting on Noise Mechanisms.

Descriptive Note:

Advisory rept.,

Corporate Author:

ADVISORY GROUP FOR AEROSPACE RESEARCH AND DEVELOPMENT PARIS (FRANCE)

Personal Author(s):

• Williams,J. E. Ffowcs

Report Date:

1974-02-01

Pagination or Media Count:

19.0

Abstract:

Contents Source identification The influence of mean flow structure on the generation and propagation of sound Distinctive large eddy structures Are they deterministic events Excess noise The control of jet noise Problem areas likely to become more important Recommendations.

Descriptors:

• *AIRCRAFT NOISE
• FLOW FIELDS
• TURBULENCE
• NOISE REDUCTION
• JET ENGINE NOISE
• PROPAGATION
• AERODYNAMIC NOISE

Subject Categories:

• Aircraft
• Acoustics

Distribution Statement:

APPROVED FOR PUBLIC RELEASE