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Pratt & Whitney/Boeing Engine Validation of Noise Reduction Concepts Final Report for NASA Contract NAS3-97144, Phase 2This report presents results of the work completed in Phase 2 of the Engine Validation of Noise Reduction Concepts (EVNRC) contract. The purpose of the program is to validate, through engine testing, advanced noise reduction concepts aimed at reducing engine noise up to 6 EPNdB and improving nacelle suppression by 50 percent relative to 1992 technology. Phase 1 of the program is completed and is summarized in NASA/CR-2014-218088.
Document ID
20140003942
Acquisition Source
Glenn Research Center
Document Type
Contractor Report (CR)
Authors
Bock, Larry A. (Pratt and Whitney Aircraft East Hartford, CT, United States)
Hauser, Joseph E. (Pratt and Whitney Aircraft East Hartford, CT, United States)
Mathews, Douglas C. (Pratt and Whitney Aircraft East Hartford, CT, United States)
Topol, David A. (Pratt and Whitney Aircraft East Hartford, CT, United States)
Bielak, Gerald W. (Boeing Commercial Airplane Group Seattle, WA, United States)
Lan, Justin H. (Boeing Commercial Airplane Group Seattle, WA, United States)
Premo, John W. (Boeing Commercial Airplane Group Seattle, WA, United States)
Date Acquired
April 28, 2014
Publication Date
February 1, 2014
Subject Category
Aircraft Propulsion And Power
Report/Patent Number
E-18794
E-18784
NASA/CR-2014-218089
Funding Number(s)
CONTRACT_GRANT: NAS3-97144
WBS: WBS 473452.02.03.07.06.01.02
Distribution Limits
Public
Copyright
Public Use Permitted.

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