Global ETD Search
Search theses and dissertations gathered from participating repositories worldwide. Every result links back to the library that holds it. No account is needed.
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Showing 1 to 11 of 11 for “"woven composites"”.
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Durability of Advanced Woven Composites in Aerospace Applications
… aging on the durability of a graphite/epoxy woven composite material system. Imposed environmental and aging conditions were considered to be representative of service conditions for the engine of an advanced subsonic aircraft for which the composite system is a candidate material. The study …
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A multiscale, statistical approach to model open-hole strength size effect in woven composites
L'abstract è presente nell'allegato / the abstract is in the attachment
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The Manufacturing and Ballistic Testing of Tri-axial Quasi Three Dimensional Woven Composites Layered in Polyurea
… and self-sealing nature of a quasi 3D tri-axial woven composite layered with polyurea against high power rifle bullet impact. This is done by evaluating the effectiveness of quasi-3D tri-axial woven composites in resisting .50 caliber rifle rounds and utilizing a high speed camera to visually …
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Mechanical enhancement of woven composites with radially aligned carbon nanotubes (CNTs) : investigation of Mode I fracture toughness
Composites have seen an increasing role in aerospace structures that demand lightweight, strong, and stiff materials. Composites are attractive structural materials with outstanding mechanical and physical properties, as well as directional fabrication control and tailorability, though these …
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Multi-scale analysis of wrinkling during consolidation of thermoset composites
… the full potential of such advanced laminated composites. Among these challenges are the formation of wrinkles and defects throughout the manufacturing process. Currently, manufacturing composite parts with mitigation of defects greatly relies on the designers’ experience and the outcomes of …
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Stress and damage assessment in woven composite materials by means of thermoelastic stress analysis
… analysis (TSA) to assess stresses and damage in woven composite materials. Woven composite materials offer high specific strength and stiffness, while being well suited to low cost manufacturing techniques. This makes them a cost effective material for weight critical structural applications. The …
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Self-healing of delamination damage in glass/epoxy composites using catalyst functionalized fibers
The use of polymer matrix fiber-reinforced composites in structural applications is growing because of the excellent specific strength and stiffness of these materials. Their wide spread acceptance, however, has been limited in some areas because of susceptibility to damage from impact events in …
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Modeling and experimental investigations of drilling carbon fiber reinforced composites
The application of composites in different industries especially aerospace industry has significantly increased due to their phenomenal mechanical characteristics. Drilling woven composite parts is one of the most common operations in assembly, and therefore selecting the ideal process parameters …
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Damage accumulation in hybrid woven fabric composites.
Damage accumulation in glass fibre woven reinforced epoxy laminates manufactured from two different fabrics have been investigated under three different loading conditions. One of the woven fabrics was non-hybrid glass using E-glass fibre yams in both warp and weft (fill) directions, the second …
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Autonomic healing of low-velocity impact damage in woven fiber-reinforced composites
Polymer-matrix fiber-reinforced composites have seen increasing use in applications requiring high specific strength and stiffness. These materials typically show excellent in-plane properties but are particularly susceptible to transverse impacts. Impact can significantly reduce strength and the …