Fabrication and evaluation of SMA-silicone rubber continuous-fiber and particulate composites /

actuated

Bibliographic Details
Main Author: deBlonk, Brett Jeffrey
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1995.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:actuated
an elastomer may produce a composite with a damping capacity
behavior by causing the rods to deflect upon heating and
behavior involving a thermally induced and zero-stress
behavior. Because of the high damping characteristics of the
composite properties from micromechanics and the correspon
composite.
damping capacity of an SMA particulate-elastomeric matrix
dence principle from viscoelasticity are used to predict the
different temperature histories. The deflections of fully
fabricated with two two-way trained wires deflected in one of
included both a closed-form solution of the fully actuated
low temperature SMA phase, the addition of SMA particles to
memory effect, but the relaxed shape of a rod after actuation
more thermally stable than the elastomer alone. Effective
Ni-Ti wire to exhibit the twoway shape memory effect, a
prepared and actuated in the rods according to the shape
produce composites with unique material and structural
reversible transformation strain, was established. Rods
rods were predicted within a reasonable accuracy.
Shape Memory Alloys (SMAS) may be combined with elastomers to
shape recovery of the SMA wires. The wires were at first
silicone rubber rods can affect the composite structural
state and an incremental formu lation that accounts for
The embedding of Ni-Ti SMA wire actuators into flexible
the response of the flexible rods with embedded actuators
two opposite, yet planar directions, according to the SMA
undeformed shape upon cooling of the SMA wires. Modelling of
was different from the original shape. A procedure to train
wire being heated, and they relaxed to the straight,
Item Description:"Major subject: Aerospace Engineering".
Vita.
Physical Description:xv, 78 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.