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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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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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Jung Min Sohn, Spyros Hirdaris, Jani Romanoff and Sang Jin Kim
Submarine hulls are pressure vessels for which excellent structural integrity under underwater pressure loads is essential. The use of light-weight materials contributes to reduced fuel consumption, improved speed, and increased payload while strength pr...
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Mohamed Rida Seba, Said Kebdani
Pág. 131 - 142
This research proposes a predictive model to identify changes in the mechanical and geometrical properties of composite plates with eccentric cutouts based on natural frequency. Finite elements (FE) and neural networks are used to develop the model based...
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Junfang Li, Mingqian Liu, Ningjie Tang and Bodong Shang
Signal-to-noise ratio (SNR) estimation is essential in the unmanned aerial vehicle (UAV) orthogonal frequency division multiplexing (OFDM) system for getting accurate channel estimation. In this paper, we propose a novel non-data-aided (NDA) SNR estimati...
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Fatima Zohra Kettaf, Mohamed Benguediab, Abdelouahed Tounsi
Pág. 164 - 168
Thermal buckling behavior of hybrid multilayer plates was investigated in this paper. Different theories of plates taking into account or neglect the transverse shear are presented and the obtained results by these theories are compared. Nonlinear higher...
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Jiuzhi Fu, Yang Zhang and Yanyue Qin
In this investigation, the effects of different fabrics with 0.20% carbon fiber textile (CFT), 0.21% glass fiber textile (GFT), and 0.25% basalt fiber textile (BFT) on the properties of TR-UHPC were investigated by axial tensile tests. A bending test of ...
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Alice Proietti, Nicola Gallo, Denise Bellisario, Fabrizio Quadrini and Loredana Santo
Hybrid composite laminates are manufactured by using technologies and raw materials of the aeronautic sector with the aim to improve the damping behavior of composite structures. Matrix hybridization was achieved by laminating carbon fiber reinforced (CF...
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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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Maria Lidia Sánchez,Estefanía Asurmendi,Paula Armas
Pág. 106 - 141
The Upper Cretaceous exposid in the northeastern part of the Neuquén Basin, southeast of Neuquén, Argentina. Río Neuquén Subgroup of continental origin, has been divided into two incomplete stratigraphic sequence units (SI y SII) on the basis of lithofac...
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Leandro D?Elia,Martin Muravchik,Juan R. Franzese,Luciano Lopez
Pág. 133 - 157
The initial syn-rift infill (Upper Triassic-Lower Jurassic) of the Neuquen Basin involved a complex stacking of lava, pyroclastic and sedimentary units, in which volcanic rocks compose up to 72% of the infill. The high-quality outcrops of the southern Sa...
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