The effect of a new damper seal on rotordynamics /

40 psia. Experimental results show that the leakage rate of

Bibliographic Details
Main Author: Li, Qiming
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:40 psia. Experimental results show that the leakage rate of
air pressure and becomes overwhelming at inlet pressure above
An existing rotordynamic test apparatus is modified for a new
are presented along with comparison tests of a conventional
clearance. Coastdown tests through the critical speed show
coastdowns, rap tests and leakage from the gas damper seal
damping advantage of the gas damper seal increases with inlet
labyrinth seal of the same geometrical dimensions and inlet
large reductions in peak response to imbalance in all cases,
of the conventional labyrinth seal. A comparison of test
results to analytical predictions is also presented in this
tested gas damper seal. Rap tests illustrate that the
the tested gas damper seal is typically 30% higher than that
thesis.
type of gas damper seal. Experimental results including
with the critical speed being completely eliminated by the
Item Description:"Major subject: Mechanical Engineering".
Vita.
Physical Description:x, 100 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.