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Hulin Li, Yang Zhou, Shenglin Geng, Haijiang Qin, Xiong Wang and Jinpeng Li
This study researches the bending and shear performance of the fragile cross-section of square hollow steel-reinforced concrete columns using experiments, numerical analysis, and theoretical investigation. First, three tests of square hollow steel-reinfo...
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Bikram Kesharee Patra, Rocio L. Segura and Ashutosh Bagchi
This study addresses the vital issue of the variability associated with modeling decisions in dam seismic analysis. Traditionally, structural modeling and simulations employ a progressive approach, where more complex models are gradually incorporated. Fo...
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Jacek Maciej Stankiewicz
The article shows an analysis of the influence of the skin effect on the maximum efficiency and maximum power of a receiver in a wireless power transfer system (WPT). For this purpose, the original solution of the WPT system was used, which contained per...
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Peter Sivák, Ingrid Delyová and Jozef Bocko
This paper offers a study regarding regression and correlation analysis and intercomparison of stress concentration factors obtained from FEM analysis with factors imported from external sources. The procedure for obtaining the stress concentration facto...
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Jifei Cui, Peihao Ouyang, Jiani Zhang and Zhenkun Yang
Evaluation of the impact of new static-pressure pile penetration on used piles is vitally important for the reutilization of the used piles. The cavity expansion theory in semi-infinite soil is adopted to obtain the displacement field of the surrounding ...
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Maitrik Shah, Beena Baloni, Salim Channiwala
Pág. 216 - 227
The design and off-design performance of a centrifugal pump largely depends on geomechanical parameters. This study aims at enhancing the performance by optimizing three geomechanical parameters of impeller-volute interactions. The present optimization i...
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Joong-Hoon Yoon, Jang-Ho Lee and Sang-Il Lee
In this study, temperature distribution as a function of the spar-cap thickness was numerically analyzed using a 20 kW wind carbon blade model. ?Realizable k-e?, which was adopted as a turbulence model for heat transfer analysis, was effective in convect...
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Zebiao Jiang, Xiping Quan, Shixiang Tian, Hao Liu, Yaling Guo, Xiangxiang Fu and Xifa Yang
Liquid carbon dioxide (CO2) phase change fracturing (LCPCF) is an innovative technique to improve the efficiency of gas drainage from low-permeability coal seams of high gas content. However, fracture sprouting, extension and displacement changes of coal...
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Lorenzo Franceschini, Francesca Vecchi and Beatrice Belletti
During their service life, existing structures may suffer a combination of ageing and reinforcement corrosion. The corrosion deterioration can significantly affect the durability of reinforced concrete (RC) elements causing premature concrete crushing, s...
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Zhuming Bi, Bongsu Kang and Puren Ouyang
Actuators are essential components for motion in machines, and warranty service lives are basic specifications of actuators. However, fatigue damage or wear of actuators are very complex and related to many design factors, such as materials properties, s...
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Giorgio Baldinelli, Agnieszka Lechowska, Francesco Bianchi and Jacek Schnotale
Standard ISO 10077-2 gives the procedure to calculate thermal transmittances of window frames in 2D numerical simulations. It also introduces some examples of frame geometrical models with all necessary input data and the solutions so as to perform valid...
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Mourad Belhadj, Noureddine Lahbari, Abdelkader Slimane, Djamel Aouiche
Pág. 263 - 272
The aim of this work is to present a precise numerical calculus method capable to predict the behavior of a wind turbine mast, which is characterized by an open door in its lower part in order to facilitate the access to maintenance tasks. A parametric s...
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Ahmed Mohammed Sami Al-Janabi, Abdul Halim Ghazali, Yousry Mahmoud Ghazaw, Haitham Abdulmohsin Afan, Nadhir Al-Ansari and Zaher Mundher Yaseen
Earth-fill dams are the most common types of dam and the most economical choice. However, they are more vulnerable to internal erosion and piping due to seepage problems that are the main causes of dam failure. In this study, the seepage through earth-fi...
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Alfred R. Osborne
Nonlinear Fourier Analysis (NLFA) as developed herein begins with the nonlinear Schrödinger equation in two-space and one-time dimensions (the 2+1 NLS equation). The integrability of the simpler nonlinear Schrödinger equation in one-space and one-time di...
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Songjune Lee, Cheolung Cheong, Jaehwan Kim and Byung-hee Kim
The high-speed train interior noise induced by the exterior flow field is one of the critical issues for product developers to consider during design. The reliable numerical prediction of noise in a passenger cabin due to exterior flow requires the decom...
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Jian Zhou, Xudong Zhi, Feng Fan, Anliang Jiao and Hongliang Qian
Precast buildings have been widely used owing to its outstanding features. As these buildings consist of a combination of various components, the mechanical properties of the connections play a critical role in the overall performance of the structure, p...
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Piotr Kolasinski
This paper reviews the applications of the multi-vane expanders in ORC (organic Rankine cycle) systems. The operating principle and design of the ORC systems are addressed in the introduction. Then, there is a brief review of the expanders applied in sma...
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Tina Rezaei, Atefeh Mosahebi Mohammadi, Elham Mina, Mohammad Reza
On Gravity platform Dynamic Response is a support structure held in place by gravity. Given that the gravity platforms are supported by the sea bed but not attached to the ground, the motion of them is known as a rocking fluctuation. During the fluctuati...
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Emma Frosina, Adolfo Senatore, Assunta Andreozzi, Francesco Fortunato and Pino Giliberti
The sloshing of fuel inside the tank is an important issue in aerospace and automotive applications. This phenomenon, in fact, can cause various issues related to vehicle stability and safety, to component fatigue, audible noise, vibrations and to the le...
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Wenqing Wu, Chong Cao, Yuqin Wu, Jiyang Liu, Dan Liu, Liang Chen and Zheng Liu
When traditional joint structures are used to widen multi-span continuous concrete box girder bridges, excessive lateral deformation often occurs at the girder ends, typically leading to the squeezing and cracking of seismic blocks by the girder webs. To...
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