Results 31 to 40 of about 955,101 (244)

Cutout reinforcements for shear loaded laminate and sandwich composite panels [PDF]

, 2008
This paper presents the numerical and experimental studies of shear loaded laminated and sandwich carbon/epoxy composite panels with cutouts and reinforcements aiming at reducing the cutout stress concentration and increasing the buckling stability of
Guo, Shijun J., Zhou, L., Cheung, C. W.
core   +1 more source

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

Machines
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, Yuxiao Xu, Xiayu Xu, Lingwei Bai, Xiaoxiao Liu, Yazhou Guo   +5 more
doaj   +1 more source

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

International 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, Tresna Priyana Soemardi, Harry Purnama, Olivier Polit   +3 more
doaj   +1 more source

Protection of metal mesh from lightning damage to aviation composite materials

Journal 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

Effect of Void Content on the Mechanical Properties of GFRP for Ship Design

Journal of Marine Science and Engineering, 2023
Defects such as voids in composite materials often degrade the mechanical properties of laminates. Even if these materials are manufactured based on the design requirements, there is a possibility of instability occurring in these composite structures ...
Jaewon Jang, Maydison, Yeonjun Kim, Zhiqiang Han, Daekyun Oh   +4 more
doaj   +1 more source

Hierarchical genetic algorithms for composite laminate panels stress optimisation [PDF]

, 1999
IEEE International Conference on Systems, Man, and Cybernetics. Tokyo, 12-15 October 1999.Genetic algorithms (GAs) have demonstrated to be a powerful technique for solving optimisation problems.
Molina López, José Manuel, Berlanga de Jesús, Antonio, Sanchis de Miguel, María Araceli, Isasi, Pedro, Isasi Viñuela, Pedro   +4 more
core   +1 more source

Sandwich composite laminate with intraply hybrid woven CFRP/dyneema core for enhanced impact damage resistance and tolerance

Journal of Materials Research and Technology, 2022
The present paper investigates the response a sandwich composite laminate that involves intraply hybrid carbon fiber reinforced polymer (CFRP)/Dyneema core under impact and post-impact tests.
A. Melaibari, A. Wagih, Muhammad Basha, G. Lubineau, K. Al-Athel, M.A. Eltaher   +5 more
doaj   +1 more source

Prediction of stiffness and stresses in z-fibre reinforced composite laminates [PDF]

, 2002
The mechanical properties of z-pinned composite laminates were examined numerically. Finite element calculations have been performed to understand how the through-thickness reinforcement modifies the engineering elastic constants and local stress ...
Meo, Michele, Zhang, Xiang, Grassi, Marcello   +2 more
core   +1 more source

Failure of Composites with Short Fibers

Communications, 2010
Strength-based failure criteria are commonly used with the finite element method (FEM) to predict failure events in composite structures. The laminate analogy is very useful for the calculation of the strength of composite materials with short fibers ...
Milan Zmindak, Daniel Riecky, Josef Soukup   +2 more
doaj   +1 more source

Bending analysis of glass fiber reinforced epoxy composites/copper-clad laminates for multi-layer printed circuit boards

Hybrid Advances, 2023
Printed circuit board (PCB) is the most important part of any electronic device which is made of copper-clad laminate and glass fiber-reinforced composites.
Md Nazmul Islam, Md Sayed Anwar, Md Shariful Islam, Md Arifuzzaman, Md Abdullah Al Bari   +4 more
doaj   +1 more source