Determining the effect of seawater on the interfacial strength of an interlayer E-glass-graphite/epoxy composite using observations of transverse cracking made in-situ in an environmental SEM /

after they reached saturation. Observations revealed that

Bibliographic Details
Main Author: Wood, Catherine Ann
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1996.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:after they reached saturation. Observations revealed that
applications. In an effort to understand the failure
at the fiber/matrix interface revealed several interesting
change from tensile to compressive. Assuming a constant
composites, a program has been developed to determine the
condition, after they reached saturation, and eight months
content and with increased aging time-
damage initiated at the boundary of resin rich regions
determined before composites are used in offshore
different lengths of time. Specimens were tested in
give transverse cracking to increase with increased moisture
grow outside of resin rich regions, moisture actually helped
hybrid composite which has been exposed to seawater for two
in a cost effective manner, the use of composites as risers
initiate damage in conditioned specimens. As this was not
interfacial strength (normal to the fiber) of an interlayer
interfacial strength, this should make it more difficult to
is under investigation. Presently, the long-term effects of
microscope. The specimens were tested in the as-received
obtained using linear superposition to determine the stress
ocean at depths of 2000 m and greater. In order to do this
on the interfacial strength. However, as the damage tried to
regardless of the conditioning process. Analytical results
scenario and to determine the effects of seawater on
seawater on composites are unknown. These effects must be
the case, moisture appeared to have a slight degrading effect
the hydrothermal residual stresses in an inhomogeneity
The oil industry is interested in drilling for oil in the
things. For example, as moisture is added to a composite,
to arrest the damage growth, causing the mechanical stress to
transverse tension in an environmental scanning electron
Item Description:"Major subject: Mechanical Engineering".
Vita.
Physical Description:xii, 103 leaves : illustrations ; 28 cm.
Also available online.
Issued also on microfiche from Lange Micrographics.
Bibliography:Includes bibliographical references.