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Cesare Patuelli, Enrico Cestino and Giacomo Frulla
Vibration analysis of wing-box structures is a crucial aspect of the aeronautic design to avoid aeroelastic effects during normal flight operations. The deformation of a wing structure can induce nonlinear couplings, causing a different dynamic behavior ...
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Zhuopu Wang, Kairui Yu and Yuanzhe Liu
The unsteady combustion of solid propellants under oscillating environments is the key to understanding the combustion instability inside solid rocket motors. The discontinuous Galerkin?finite element method (DG-FEM) is introduced to provide an efficient...
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Ailin Zhang, Zhiqiang Xie, Leilei Shi, Yanxia Zhang, Daxing Zhou and Xiangdong Zhang
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Sajjad Sayyar Roudsari, Liviu Marian Ungureanu, Soheil Soroushnia, Taher Abu-Lebdeh and Florian Ion Tiberiu Petrescu
The ductility and strength of reinforced concrete (RC) columns could be noticeably improved by replacing steel bars with polymeric bars. Despite the previous research on RC columns, most of those studies focused only on the lateral load capacity of this ...
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Yue Zhang, Wei Sun and Jian Yang
In this paper, a four-node composite cylindrical shell finite element model based on Love?s first approximation theory is proposed to solve the nonlinear vibration of the hard-coating cylindrical shell efficiently. The developed model may have great sign...
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Shan Zeng, Sigui Luo, Fei Wang, Xifan Lan, Xinrui Ma and Yuxin Lu
Squeeze film dampers are often used to suppress vibration in turbine engines and play an important role in rotor systems. In this paper, the nonlinear dynamic characteristics of an industrial turbine engine fitted with squeeze film dampers are investigat...
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Urszula Radon, Pawel Zabojszcza and Milan Sokol
The main purpose of this paper is to compare the results of modal analysis for two types of domes. The first one is a low-rise Schwedler dome. The second one is a high-rise geodesic dome. The low-rise Schwedler dome is subjected to large displacement gra...
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Andreas P. Mayer, Elena A. Mayer, Markus Mayer, Werner Ruile, Vikrant Chauhan, Thomas Forster and Karl C. Wagner
In the framework of electro-elasticity theory and the finite element method (FEM), a model is set up for the computation of quantities in surface acoustic wave (SAW) devices accounting for nonlinear effects. These include second-order and third-order int...
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Arthur F. F. Gomes, Leonardo C. Mesquita, Edson F. C. Rodrigues, Felipe N. Arroyo, Vinícius B. M. Aquino, Herisson F. Santos, Túlio H. Panzera, Francisco A. R. Lahr, Eduardo Chahud, Luis A. M. N. Branco and André L. Christoforo
Recently, castellated columns have been increasingly used in buildings because of their flexibility, easy compatibility and potential savings due to less steel consumption. However, there is a lack of research related to the subject. In view of that, thi...
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Haoran Song and Yingna Li
Transmission lines have the characteristics of being tall tower structures with a large span distribution of transmission lines that are sensitive to external loads such as wind and ice, and belong to strong, nonlinear, complex, rigid-flexible coupling s...
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Li Pang, Chong Jiang and Lujie Chen
The hyperbolic p-y curve method is commonly used to design laterally loaded piles, in which the initial stiffness is one of the two key parameters that need to be determined. In this paper, the effect of an undrained clay slope on the initial stiffness o...
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Pramod Rai
Pág. 01 - 10
Finite element analysis (FEA) is widely adopted these days to investigate relatively heavy structures such as reinforced concrete (RC) deep beam, which requires a higher investment of resources. This research aims to investigate a numerical modeling tech...
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Pramod Rai
Finite element analysis (FEA) is widely adopted these days to investigate relatively heavy structures such as reinforced concrete (RC) deep beam, which requires a higher investment of resources. This research aims to investigate a numerical modeling tech...
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Ivan Catipovic, Neven Alujevic, Smiljko Rudan and Vedran Slapnicar
Synthetic fibre mooring lines are used as an alternative to traditional steel wire ropes due to their higher strength to weight ratio. Benefits are also found in relative ease of handling, and therefore the marine industry has largely accepted this type ...
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Zhanyang Chen, Hongbin Gui, Xiyu Liao and Mengchao Du
With increasing demands for huge ship dimensions and the wide use of high-strength steel, the influence of slamming and elastic structure on structural strength cannot be ignored. Therefore, in this paper, a three-dimensional (3D) nonlinear hydroelastic ...
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Francesca Vecchi and Beatrice Belletti
Existing reinforced concrete (RC) members, designed in accordance with obsolete codes, are often characterized by high stirrup spacing. The collapse mechanisms generated by high stirrup spacing are typically related to the buckling of longitudinal reinfo...
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Weiliang Zhu, Yaojun Ge, Genshen Fang and Jinxin Cao
This study proposed a novel shape finding technique for both the 2D parallel and 3D spatial main cables of suspension bridge with sufficient accuracy and high efficiency.
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Up Huh, Chung-Won Lee, Ji-Hun You, Chan-Hee Song, Chi-Seung Lee and Dong-Man Ryu
In this study, computational simulations and experiments were performed to investigate the mechanical behavior of the aorta wall because of the increasing occurrences of aorta-related diseases. The study focused on the deformation and strength of porcine...
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Shaohua Hu, Xinlong Zhou, Yi Luo and Guang Zhang
Due to high water pressure in the concrete reinforced hydraulic tunnels, surrounding rocks are confronted with nonlinear seepage problem in the pumped storage power station. In this study, to conduct nonlinear seepage numerical simulation, a nonlinear se...
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T. Tavio,A. Tata
Pág. pp. 23 - 31
This paper presents a nonlinear finite element modeling and analysis of rectangular normal-strength reinforced concrete columns confined with transverse steel under axial compressive loading. In this study, the columns were modeled as discrete elements u...
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