The cost of noise reduction for powered-lift S.T.O.L. aircraft
Name
FTL_R_1973_03.pdf
Size
2.92 MB
Format
Adobe PDF
Checksum (MD5)
e2ce076f8e892b8bb36cde44efc07c8f
Author(s)
Moore, Wesley F.
Alternative Title
Noise reduction for powered-lift STOL aircraft
Date Issued
1973
Publisher
Cambridge, Mass. : Massachusetts Institute of Technology, Flight Transportation Laboratory, [1973]
Series/Report no.
FTL report (Massachusetts Institute of Technology. Flight Transportation Laboratory) ; R73-3
Abstract
The direct operating costs and noise impacts of a wide variety of Externally Blown Flap and Augmentor Wing STOL short haul transport aircraft designs were evaluated to study the costs of noise reduction for these types of aircraft. The "two-stream" Augmentor Wing designs were found to be capable of the greatest noise reductions, and to have the lowest direct operating costs at all levels of noise impact. Sideline noise levels of 81 PNdB at 500 feet were attainable for an 80 seat aircraft with an 8 to 15 percent increase in direct operating cost over an aircraft designed with no constraints on noise.
Description
February 1973
Also issued as an M.S. thesis, Massachusetts Institute of Technology, Dept. of Aeronautics and Astronautics, 1973
Includes bibliographical references (p. 69-71)
Subjects
Short take-off and landing aircraft
Noise
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