Results 41 to 50 of about 18,895 (317)

Composite Multiaxial Mechanics: Laminate Design Optimization of Taper-Less Wind Turbine Blades with Ramie Fiber-Reinforced Polylactic Acid

open access: yesInternational Journal of Technology, 2021
As the research on composite materials based on natural resources proliferates further, ramie fiber and polylactic acid (PLA), which are fully biodegradable composite materials, are expected to be used for mechanical application due to their ...
Ardy Lololau   +3 more
doaj   +1 more source

Scarf repair of composite laminates [PDF]

open access: yesMATEC Web of Conferences, 2015
The use of composite materials, such as carbon-fiber reinforced plastic (CFRP) composites, aero-structures has led to an increased need of advanced assembly joining and repair technologies. Adhesive bonded repairs as an alternative to recover full or part of initial strength were investigated.
Xie Zonghong, Li Xiang, Yan Qun
openaire   +3 more sources

Penetration of a woven CFRP laminate by a high velocity steel sphere impacting at velocities of up to 1875 m/s [PDF]

open access: yes, 2009
The impact of a woven 6 mm thick CFRP laminate has been subjected to impact by an annealed steel sphere up to velocities of 1875 m/s. It was observed that above a threshold impact energy, the percentage of kinetic energy dissipated by the laminate was ...
Hazell, P.J.   +9 more
core   +1 more source

Interfacial microstructure and shear strength of Ti-6Al-4V/TiAl laminate composite sheet fabricated by hot packed rolling

open access: yes, 2011
A two layer Ti-6Al-4V(wt%)/Ti-43Al-9V-Y(at%) laminate composite sheet with a uniform interfacial microstructure and no discernible defects at the interfaces has been prepared by hot-pack rolling, and its interfacial microstructure and shear strength were
Chen, Yuyong   +5 more
core   +1 more source

Delamination localisation and length estimation in composite laminate beam by VSHM and pattern recognition methods [PDF]

open access: yes, 2010
The focus of this work is to investigate the delamination damage in laminate composite beams, to fix a Vibration-based structural health monitoring (VSHM) method for the laminate structures.
Palazzetti, Roberto   +7 more
core   +1 more source

Dynamic Damage Behavior Analysis of Hail Impact on Composite Radome Structure Using Peridynamic Bond-Based Theory

open access: yesMachines
This paper studies the progressive damage process and final damage form of composite laminate aircraft radome under high-speed hail impact A simulation method based on Peridynamic bond-based theory is proposed to study the progressive damage process and ...
Feng Zhang   +5 more
doaj   +1 more source

Optimum buckling design of composite stiffened panels using ant colony algorithm [PDF]

open access: yes, 2010
Optimal design of laminated composite stiffened panels of symmetric and balanced layup with different number of T-shape stiffeners is investigated and presented. The stiffened panels are simply supported and subjected to uniform biaxial compressive load.
Wang, Wei   +3 more
core   +1 more source

Protection of metal mesh from lightning damage to aviation composite materials

open access: yesJournal of Aeronautical Materials, 2020
Carbon / epoxy composites are widely used in aviation due to their high strength, fatigue resistance and corrosion resistance. Aiming at the damage of carbon / epoxy composites during aircraft lightning strikes, a three-dimensional finite element model ...
LUO Li, ZHANG Xiaoya, YANG Wenfeng
doaj   +1 more source

Analytical modelling of laminated composites

open access: yesComposites Science and Technology, 1993
This paper presents a unique approach to the analysis of thick laminated composites by presenting two simple finite element methods. The first uses the predictor corrector technique to extend the simple Mindlin-type element to achieve greater accuracy, and the second develops a new least squares element which can approximate a C(1) continuous element ...
Jeffrey V. Kouri, Satya N. Atluri
openaire   +2 more sources

Laminate composites with enhanced pyroelectric effects for energy harvesting [PDF]

open access: yes, 2010
A pyroelectric coefficient enhanced 2-2 connectivity laminate composites' energy harvesting credentials have been assessed. The use of the electrothermal coupling factor for laminate composites (k(Lam)(2)) for such an assessment has been appraised ...
Chang, Harrison Hoon Seok   +1 more
core   +1 more source

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