The measurement of non-linear damping in metal-matrix composites /

(i.e. strain amplitude dependent) intrinsic material damping

Bibliographic Details
Main Author: Ray, Sourav, 1966-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1994.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:(i.e. strain amplitude dependent) intrinsic material damping
60, 75 degree), P55Gr/Al-6061 composite. A popular method
absolute temperature, Er is the root strain and f is the
algorithm developed by Lazan, we extract non-linear intrinsic
amplitude and strain rate. For the measurements reported
cantilevered beam is inhomogeneous. For materials whose
damping is non-linear, the measured damping is not equal to
for measuring damping is the free-decay of flexural
frequency in Hz.
general, damping is a function of temperature, strain
herein, the range of these parameters is: [ ] where T is the
in continuous fiber reinforced metalmatrix composites. The
material damping from non-linear specimen damping. In
particular MMC studied is a 4-ply, [O︢]S, (O = 0, 15, 30, 45,
the intrinsic material damping. Using an elementary
This thesis is concerned with the measurement of non-linear
vibrations of a cantilevered beam. The strain field in a
Item Description:"Major subject: Aerospace Engineering".
Vita.
Physical Description:xiv, 65 leaves : illustrations ; 28 cm.
Also available online.
Bibliography:Includes bibliographical references.