The effect of imbalance distribution and measurement locations on critical speeds in a turboprop engine rotor /

Analysis) computer model. Measurement imbalance responses

Bibliographic Details
Main Author: Marin, Manuel, 1957-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:Analysis) computer model. Measurement imbalance responses
and vibration measurement location on critical speeds for a
critical speeds. A critical speed variation up to 25 % was
design process of turbomachinery.
found. Comparison between the XLROTOR computer model
Interface Unit System. These measurements are compared with
is maximum (Vance,1988). Identifying the proper
measurements are presented for a full scale model mounted in
model turboprop engine rotor. Imbalance response
placement of critical speeds is very important in the
prediction and measurement shows excellent agreement.
predictions from a XLROTOR (Spreadsheet for Rotordynamic
rolling bearings with squeeze film damper. The measurements
show that imbalance location has profound influence on
The critical speeds of a turbomachine can be defined as
the speeds at which synchronous response to imbalance
This study examines the influence of imbalance distribution
were recorded with a Bentley Nevada ADRE 208 Data Acquisition
Item Description:"Major subject: Mechanical Engineering".
Vita.
Physical Description:xi, 81 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references: pages 74-75.