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Aboubakar Seddik Bouchikhi, Nassereddine Bouida, Farouk Benallal Boukhoulda
Pág. 123 - 131
This study has been made to determine the performance of the (Ti-TiB) FGM plate to reduce the J-integral calculated for the crack tip emanating from the semicircular notch root in mode I and mixed mode, when the crack is propagated from the notch root. I...
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B. D. Edmans, D. C. Pham, Z.-Q. Zhang, T. F. Guo, N. Sridhar and G. Stewart
Life extension is an attractive option for subsea flexible risers nearing the end of their design lives. However, techniques for assessing accumulated fatigue damage in flexible risers are often associated with large uncertainties due to the simplified c...
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Rashid Bashir and Eric Pastora Chevez
Oilfield-produced brine is a major source of salt contamination in soil and groundwater. Salt transport in the upper soil layers is controlled by the atmospheric interactions via infiltration of meteoritic water. In lower layers, it is controlled by fluc...
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W. Vieira, Gustavo Veríssimo, J. L. Rangel, José Lopes
Pág. Page 93 - 107
This work presents a numeric study using the Finite Element Method for castellated beams manufactured from Brazilian steel rolled I-sections, which collapse by web post buckling. After the beam analysis for the limit buckling state, other analyses were c...
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M. Sybis,A. Smoczkiewicz-Wojciechowska,A. Szymczak-Graczyk
Pág. 190 - 199
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Zhixiang Li, Gongbo Zhou, Zhencai Zhu and Wei Li
The power generation capacity of piezoelectric energy harvesters (PEHs) is not only related to the properties of the piezoelectric material, the vibration magnitude and the subsequent conditioning circuit, but also to the fixation modes and adjustment me...
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Albert G. Prinn
Accurate predictions of the wave-dominated region of an acoustic field in a room can be generated using wave-based computational methods. One such method is the finite element method (FEM). With presently available computing power and advanced numerical ...
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Obidah Alawneh, Xianzhi Zhong, Reza Faieghi and Fengfeng Xi
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Philippe Blondeel, Pieterjan Robbe, Cédric Van hoorickx, Stijn François, Geert Lombaert and Stefan Vandewalle
Civil engineering applications are often characterized by a large uncertainty on the material parameters. Discretization of the underlying equations is typically done by means of the Galerkin Finite Element method. The uncertain material parameter can be...
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Ruoxun Fan, Jie Liu and Zhengbin Jia
Three numerical methods, including element instantaneous failure, continuum damage mechanics, and extended finite element methods, are mainly used to simulate the fracture in cortical bone structure. Although many simulations focus on the cortical bone f...
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Kamyar B. Shahrbijari, Joaquim A. O. Barros and Isabel B. Valente
This article explores the application of the global resistance methods (GRMs) on the design of hybrid glass fiber-reinforced polymer (GFRP) and steel fiber-reinforced concrete (SFRC) beams. Addressing challenges posed by GFRP-reinforced beams, this study...
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Riya Aggarwal, Bishnu P. Lamichhane, Michael H. Meylan and Chris M. Wensrich
The main objective of the current work is to determine meshless methods using the radial basis function (rbf) approach to estimate the elastic strain field from energy-resolved neutron imaging. To this end, we first discretize the longitudinal ray transf...
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Alberto Zingaro and László Könözsy
Microfluidics is a multidisciplinary area founding applications in several fields such as the aerospace industry. Microelectromechanical systems (MEMS) are mainly adopted for flow control, micropower generation and for life support and environmental cont...
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Alberto Zingaro and László Könözsy
Microfluidics is a multidisciplinary area founding applications in several fields such as the aerospace industry. Microelectromechanical systems (MEMS) are mainly adopted for flow control, micropower generation and for life support and environmental cont...
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Isa Vural, Halil Kabaca and Semiha Poyraz
Determining the ultimate bearing capacity of piled foundations has been one of the most important problems in geotechnical engineering. It has been observed that the pile loading test evaluation methods based on the mathematical model give values far awa...
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Nouman Iqbal, Heng Fang, Ahsan Naseem, Muhammad Kashif and Hans De Backer
This study numerically investigates the limitations of structural hot-spot stress (SHSS) methods and proposes a guideline for the calculation of hot-spot stresses, which can be used for the better evaluation of fatigue-related problems. Four different SH...
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Igor Nevliudov, Nataliia Demska, Victor Palagin, Irina Botsman
Pág. 122 - 133
The designs of modern electronic technology are complex mechanical systems with many rigid bonds, and their microminiature in many cases has reached the physical limit of the dimensional, charge and energy quantization of components. For such mechanical ...
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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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Pieter Maljaars, Mirek Kaminski and Henk Den Besten
Boundary element methods (BEM) have been used for propeller hydrodynamic calculations since the 1990s. More recently, these methods are being used in combination with finite element methods (FEM) in order to calculate flexible propeller fluid–struc...
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Pieter Maljaars, Mirek Kaminski and Henk Den Besten
Boundary element methods (BEM) have been used for propeller hydrodynamic calculations since the 1990s. More recently, these methods are being used in combination with finite element methods (FEM) in order to calculate flexible propeller fluid?structure i...
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