Computational analysis of spiral groove thrust bearings and face seals /

A successive approximation linearizes the partial

Bibliographic Details
Main Author: Zirkelback, Nicole Lisa, 1973-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1997.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:A successive approximation linearizes the partial
Analyses for incompressible and compressible spiral groove
and a Finite Element Method (FEM analysis validate the
both the incompressible and compressible fluid cases.
compressible fluid analysis. The zeroth- and first-order
compressible fluid SGFS geometry follows from a parametric
differential equation of pressure that arises in the
equations giving the static and dynamic performance of SGFSS,
Favorable comparisons with the Narrow Groove Theory (NG7-)
flow. A parametric study indicates effects of changing face
geometry. Validation of the isothermal compressible fluid
incompressible fluid case for SGTBs without inward radial
leakage rate, and power loss and gives the optimum SGFS
lubricated seal rings.
model occurs by comparison of the static and dynamic SGTB and
respectively, are solved using the finite element method for
seal geometry on the opening force, force coefficients,
SGFS behavior with previous NGT analyses. The optimum
study, indicating the advantages of using grooved face seals
thrust bearings (SGTBS) and face seals (SGFSS) are presented.
with seal dams over traditional mechanical face seals and oil
Item Description:"Major subject: Mechanical Engineering".
Vita.
Physical Description:xv, 99 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 87-90.