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Ana Pavlovic and Giangiacomo Minak
The study of dynamic events such as impact and hydroelastic slamming is of great importance in determining the structural integrity of naval or maritime structures, particularly those made of composite materials. This topic has been investigated by numer...
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Muhammad Yousaf and Chuwei Zhou
Indentation is an effective indication of LVI damage in PMCs. However, indentation can rebound partly with time. Thus, a good understanding of the rebound behavior of the impacted pit is helpful in damage assessment for composites. In this paper, a trans...
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Ali Ahmid, Thien-My Dao and Ngan Van Le
Solving of combinatorial optimization problems is a common practice in real-life engineering applications. Trusses, cranes, and composite laminated structures are some good examples that fall under this category of optimization problems. Those examples h...
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László Kovács, Gábor Romhány
Pág. 158 - 164
The realistic estimation of the ply stiffness parameters of polymer composite laminates is a big challenge nowadays in industrial practice. In this paper a new, innovative concept is introduced that is based on the backward use of Classical Laminate Theo...
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Djilali Beida Maamar, Zenasni Ramdane
Pág. 142 - 151
The main purpose of the present investigation was to determine the damages generated by the low velocities with the help of the experimental method (Impact by a drop test) and the finite element method. The commercial transient finite element package LS-...
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Jaewon Jang, Maydison, Yeonjun Kim, Zhiqiang Han and Daekyun Oh
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. I...
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Peter L. Bishay and Christian Aguilar
Although the benefits of morphing wings have been proven in many studies in the last few decades, the wing skin design remains one of the challenges to advancing and implementing the morphing technology. This is due to the conflicting design requirements...
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Ruishan Xing, Gang Li, Fan Wang and Yang Yang
To ensure the overall continuity of displacement and out-of-plane stress in composite laminate structures and to quantitatively analyze the mechanical properties of composite materials after damage or repair, a finite element solution method is applied b...
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Muhammad Yousaf, Chuwei Zhou, Yu Yang and Li Wang
Impact indentation is believed to be an effective indication of low-velocity impact (LVI) damage for polymer matrix composites. However, it has been discovered that an indentation can partially rebound over time. Impact indentation and its rebound behavi...
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Sang-Gyu Lee, Daekyun Oh and Jong Hun Woo
Ship structures made of glass fiber-reinforced polymer (GFRP) composite laminates are considerably thicker than aircraft and automobile structures and more likely to contain voids. The production characteristics of such composite laminates were investiga...
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Djilali Beida Maamar, Ramdane Zenasni
Pág. 140 - 145
The main purpose of the present investigation was to determine the damages generated by the low velocity impact by mean of the finite element method. The commercial transient finite element package LS-dyna used to model the effect of slug impactor induce...
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Carlo Boursier Niutta, Pierpaolo Padula, Andrea Tridello, Marco Boccaccio, Francesco Acerra and Davide S. Paolino
This paper deals with an innovative nondestructive technique for composites (local-IET), which is based on the Impulse Excitation Technique (IET) and, in the presence of damage, assesses the degradation of the elastic properties of a local region of the ...
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Yang Yang, Fan Wang and Jieshan Liu
This paper analyzes and calculates the mechanical properties of composite tape spring structures during folding and bending and establishes a non-linear control equation for the folding and bending of composite laminate tape spring structures. Accurate e...
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Francesco Nicassio and Gennaro Scarselli
Morphing structures suitable for unmanned aerial vehicles (UAVs) have been investigated for several years. This paper presents a novel lightweight, morphing concept based on the exploitation of the ?lever effect? of a bistable composite plate that can be...
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Yong Cao, Yunwen Feng, Xiaofeng Xue, Wenzhi Wang and Liang Bai
Determination of the local interlaminar stress distribution in a laminate with a bolt-filled hole is helpful for optimal bolted joint design, due to the three-dimensional (3D) nature of the stress field near the bolt hole. A new interlaminar stress distr...
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Valdo Pagès, Pierre Duquesne, Stéphane Aubert, Laurent Blanc, Pascal Ferrand, Xavier Ottavy and Christoph Brandstetter
The application of composite fans enables disruptive design possibilities but increases sensitivity to multi-physical resonance between aerodynamic, structure dynamic and acoustic phenomena. As a result, aeroelastic problems increasingly set the stabilit...
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Yu-Ting Lyu, Tsung-Pin Hung, Herchang Ay, Hsiu-An Tsai, Yih-Cherng Chiang and Ah-Der Lin
This study analyzes the composite laminated T-beams using the composite beam and laminated composite plate theories. The theoretical formula was derived assuming that the composite T-beam has one- and two-dimensional (1D and 2D) structures. The 1D analys...
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Mohamad Norfaieqwan Bin Kamarudin, Jaffar Syed Mohamed Ali, Abdul Aabid and Yasser E. Ibrahim
In structural engineering, thin-walled structures play an important role in the design of the lightweight structural model. It carries different loading conditions when it exists in any model, and it is designed with thin plates or thin shells. Penetrati...
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Carlo Boursier Niutta, Andrea Tridello, Raffaele Ciardiello, Giovanni Belingardi and Davide Salvatore Paolino
In structural component applications the use of composite materials is increasing thanks to their optimal mechanical characteristics. However, the complexity of the damage evolution in composite materials significantly limits their widespread diffusion. ...
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Yan Gao and Selda Oterkus
Nowadays, composite materials have been increasingly used in marine structures because of their high performance properties. During their service time, they may be exposed to extreme loading conditions such as underwater explosions. Temperature changes i...
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