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Dynamic Tester For Rotor Seals And BearingsSimplified apparatus measures performance under vibration. Measures some of dynamic parameters of rotor seals and bearings. Tests damping seals, damping bearings, conventional seals, and conventional bearings. Used with variety of pumped liquids, from water to liquid oxygen or hydrogen. Designed to test bearings and seals of turbopumps, tester rotates shaft at high speed while liquid flows much as it would in real turbopump. Also measures deflections of components.
Document ID
19910000680
Acquisition Source
Legacy CDMS
Document Type
Other - NASA Tech Brief
Authors
Von Pragenau, George L.
(NASA Marshall Space Flight Center, Huntsville, AL.)
Date Acquired
August 14, 2013
Publication Date
December 1, 1991
Publication Information
Publication: NASA Tech Briefs
Volume: 15
Issue: 12
ISSN: 0145-319X
Subject Category
Machinery
Report/Patent Number
MFS-28493
Accession Number
91B10680
Distribution Limits
Public
Copyright
Work of the US Gov. Public Use Permitted.

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