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Zhiyuan Xia, Aiqun Li, Jianhui Li and Maojun Duan
Nowadays, many more bridges with extra-width have been needed for vehicle throughput. In order to obtain a precise finite element (FE) model of those complex bridge structures, the practical hybrid updating method by integration of Gaussian mutation part...
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Chaeog Lim, Ik-seung Han, Ju-Young Kang, Im-jun Ban, Byungkeun Lee, Jun Soo Park and Sung-chul Shin
Global ship analysis is conducted using a finite element model (FE model) for ship design and construction, which involves structural, motion, and vibration analyses. It is crucial to examine the structural safety of the hull and motion response. In the ...
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Fang Dong, Zhongqi Shi, Rumian Zhong and Nan Jin
In this paper, A high-order response surface method is proposed for finite element model updating of continuous beam bridges. Firstly, based on visual inspection and environmental vibration testing, the peak picking (PP) method and random subspace identi...
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Ernesto Grande, Ersilia Giordano and Francesco Clementi
The preservation of trees in urban and archeological areas is a theme of particular relevance. Modern systems of monitoring, together with approaches for deriving the main characteristics of trees influencing their response toward extreme events, are now...
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Gillo Giuliano and Wilma Polini
This work proposes a simple procedure to characterize 1.0 mm thick sheets of superplastic magnesium alloy AZ31. The simplest mathematical function that models the behavior of a superplastic material is a power law between stress and strain rate with two ...
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Valerio Acanfora, Roberto Petillo, Salvatore Incognito, Gerardo Mario Mirra and Aniello Riccio
This work provides a feasibility and effectiveness analysis, through numerical investigation, of metal replacement of primary components with composite material for an executive aircraft wing. In particular, benefits and disadvantages of replacing metal,...
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Gwan-Hee Son, Beom-Soo Kim, Seung-Je Cho and Young-Jun Park
As the demand for agricultural electric vehicles increases, it is becoming important to conduct noise reduction in consideration of the characteristics of an electric powertrain. This study was conducted to optimize the shape design of gearbox housing fo...
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Filipe Santos, Corneliu Cismasiu, Ildi Cismasiu and Chiara Bedon
This paper reports on the dynamic characterisation of a Reinforced Concrete (RC) stadium grandstand module for the Sporting Stadium in Lisbon. To this aim, a three-dimensional (3D) Finite-Element (FE) numerical model, implemented according to the technic...
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Jan Vychytil,Miroslav Holecek
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Aymeric Pionteck, Xavier Chiementin, Marcela Munera, Sébastien Murer, Delphine Chadefaux and Guillaume Rao
Human lower limbs are exposed to vibrations on a daily basis, during work, transport or sports. However, most of the FE (Finite Elements) and OMA (Operational Modal Analysis) studies focus either on the whole body or on the hand-arm system. The study pre...
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Magdalena Jansová,Ludek Hyncík,Hana Cechová,Jacek Toczyski,Donata Gierczycka-Zbrozek,Pascal Baudrit
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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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Qingyu Zhu, Qingkai Han, Jinguo Liu and Changshuai Yu
In this paper, a finite element model updating (FEMU) method is proposed based on the response surface model (RSM) and genetic algorithm (GA) to establish a high-precision finite element (FE) model of space station scientific experiment racks. First, the...
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Martina Sciomenta, Chiara Bedon, Massimo Fragiacomo and Angelo Luongo
Log-house is an ancient construction technology based on the superposition of linear timber logs, connected to the orthogonal walls by a system of carvings, notches and corner joints. Due to the fact that this solution is widely used in constructions loc...
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Szandra Éva Mikó
Pág. 50 - 57
Friction is present in most mechanical systems. The aim of this paper is to analyse friction between a pneumatic cylinder and its piston seal using the finite element method (FEM). The high-fidelity numerical model used real geometry and material charact...
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Chi Zhang, Shanli Zhang, Harrif Santo, Minbo Cai, Modi Yu and Michael Si
Reduced-order stick models are frequently employed to obtain dynamic amplification factors of self-elevating units (SEU), while the full-order finite element (FE) models are used for quasi-static analyses. This paper develops an efficient framework to cr...
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César Augusto Terán-Chaves, Alberto García-Prats and Sonia Mercedes Polo-Murcia
Crop models that can accurately estimate yield and final biomass have been used for major herbaceous crops and to a lesser extent in forage systems. The AquaCrop version 7.0 contains new modules that have been introduced to simulate the growth and produc...
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Konstantinos Tserpes, Kosmas Papadopoulos, Selen Unaldi and Laurent Berthe
An explicit 3D Finite Element (FE) model was developed in the LS-Dyna code to simulate the laser shock paint stripping on aircraft aluminum substrates. The main objective of the model is to explain the physical mechanisms of the laser shock stripping pro...
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Toh Yen Pang and Mohammad Fard
This paper describes a new design method that was developed to achieve an optimal design method for weight reduction of a bell crank, sourced from a Louis Christen Road Racing F1 Sidecar. The method involved reverse engineering to produce a 3D model of t...
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Syuichi Itahashi, Kazuyo Yamaji, Satoru Chatani and Hiroshi Hayami
We refined the aqueous-phase sulfate (SO42-) production in the state-of-the-art Community Multiscale Air Quality (CMAQ) model during the Japanese model inter-comparison project, known as Japan?s Study for Reference Air Quality Modeling (J-STREAM). In Jap...
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