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Ground vibration test of an F-16 airplane with modified decoupler pylonsThe decoupler pylon is a passive wing/store flutter suppression device. It was modified to reduce friction following initial flight tests. A ground vibration test was conducted on an F-16 aircraft loaded on each wing with a one-half-full (center bay empty) 370-gallon fuel tank mounted on a standard pylon, a GBU-8 store mounted on the decoupler pylon, and an AIM-9J missile mounted on a wingtip launcher. The test was conducted prior to flight tests with the modified pylon to determine modal frequencies, mode shapes, and structural damping coefficients. Data presented include frequency response plots, mode shape plots, and limited force-effect plots.
Document ID
19860015214
Acquisition Source
Legacy CDMS
Document Type
Technical Memorandum (TM)
Authors
Cazier, F. W., Jr..
(NASA Langley Research Center Hampton, VA, United States)
Kehoe, M. W.
(NASA Dryden Flight Research Center United States)
Date Acquired
September 5, 2013
Publication Date
April 1, 1986
Subject Category
Aircraft Design, Testing And Performance
Report/Patent Number
NASA-TM-87634
NAS 1.15:87634
L-16065
Accession Number
86N24685
Funding Number(s)
PROJECT: RTOP 505-33-43-07
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.
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