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Influence of corrugation-roughness shape on aerodynamic heating in thick turbulent boundary layersThe results of an experimental program to evaluate the effects of wave shape on heat transfer and pressure distributions of corrugation roughened flat plates in thick turbulent boundary layers are presented. The wave shaping effects studied were wavelength, wave amplitude, and wave radius. The experimental program consisted of tests in the sidewall boundary layer of the Langley Continuous Flow Hypersonic Tunnel at a Mach number of 10.3 and Reynolds numbers from 1.3 to 8.2 x 10 to the 6th per meter. The effects of wave shape are analyzed, correlated and compared with previous data obtained in both thick and thin boundary layers. The correlations include the effects of a large range of geometric, inviscid flow, internal boundary layer, and bulk boundary layer parameters in supersonic and hypersonic flow.
Document ID
19790035682
Acquisition Source
Legacy CDMS
Document Type
Conference Paper
Authors
Brandon, H. J.
(McDonnell-Douglas Astronautics Co. Saint Louis, MO, United States)
Britt, A. H.
(McDonnell Douglas Astronautics Co. St. Louis, Mo., United States)
Dunavant, J. C.
(NASA Langley Research Center Space Systems Div., Hampton, Va., United States)
Date Acquired
August 9, 2013
Publication Date
January 1, 1979
Subject Category
Aerodynamics
Report/Patent Number
AIAA PAPER 79-0373
Meeting Information
Meeting: American Institute of Aeronautics and Astronautics, Aerospace Sciences Meeting
Location: New Orleans, LA
Start Date: January 15, 1979
End Date: January 17, 1979
Sponsors: American Institute of Aeronautics, Astronautics
Accession Number
79A19695
Funding Number(s)
CONTRACT_GRANT: NAS1-12436
Distribution Limits
Public
Copyright
Other

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