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Simple noise suppressor for vented high-pressure gasTechnique significantly reduces noise level. It uses principle of overexpansion of supersonic jet to create a multiple, strong shock-wave system in pipe, thereby decreasing exit velocity of jet and associated jet-mixing noise.
Document ID
19790000265
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Huff, R. G.
Date Acquired
August 10, 2013
Publication Date
December 1, 1979
Publication Information
Publication: NASA Tech Briefs
Volume: 4
Issue: 2
ISSN: 0145-319X
Subject Category
Machinery
Report/Patent Number
LEW-13231
Report Number: LEW-13231
ISSN: 0145-319X
Accession Number
79B10265
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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