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Qianning Li, Xiaofei Cao, Xingxing Wu, Wei Chen, Chunbao Li and Xiaobin Li
An improved star-shaped honeycomb (ISSH) is a kind of honeycomb structure with excellent performance. The main objective of this study was to provide some ideas for the optimization of the ISSH structure in ships. As a result, 2D-ISSH specimens were fabr...
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Denise-Penelope N. Kontoni and Ahmed Abdelraheem Farghaly
An existing riverine platform in Egypt, together with its pile group foundation, is analyzed under environmental loads using 3D FEM structural analysis software incorporating soil-pile interaction. The interaction between the transfer plate and the piles...
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Yang Yu, Shengbo Xu, Jianxing Yu, Lixin Xu, Xin Liu and Pengfei Liu
This study proposed a novel experimental platform to conduct dynamic loading tests of a truncated model steel catenary riser (SCR) within the touchdown zone (TDZ). The facilities of the platform, including a soil tank, a loading system, and a soil stirri...
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Xiaobing Yan, Qiqi Hao, Rui Yang, Jianyu Peng, Fengpeng Zhang and Sanyuan Tan
To identify the magnitude and direction of in situ stress in deeply buried tunnels, an inversion method for the stress field was proposed based on a finite number of measurement points of surface strain. Firstly, elastic strain data of finite points on t...
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Benjun Shi, Haozhe Xing, Chaomin Mu, Jie Li, Tianhan Xu and Wei Liu
The mechanism of crack expansion in conventional Brazilian discs is clearly obtained with the help of numerical simulations, and the direction of crack expansion is related to the loading speed. Then the relationship between the stress field and the plat...
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Kauê L. Martins, Vinícius T. Pinto, Cristiano Fragassa, Mauro V. Real, Luiz A. O. Rocha, Liércio A. Isoldi and Elizaldo D. dos Santos
The present work develops a simplified computational methodology to predict brackets? mechanical behavior to support mooring systems? fairleads under maximum environmental loads. The methodology consists of estimating environmental loads in Campos?s basi...
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Djamila Benarbia, Mohamed Benguediab
Pág. 199 - 203
Concrete is a brittle material with high compressive strength, low tensile strength and poor toughness, where cracks of different degrees and different forms can be developed, which compromises the durability and the lifetime of concrete structures. The ...
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Shengfang Zhang, Zhiyi Leng, Wenzhe Wang, Hongtao Gu, Jian Yin, Ziguang Wang and Yu Liu
Corrosion can hurt the quality and service life of a workpiece, which could create potential safety hazards. However, improving the workpiece?s surface integrity through surface treatment could improve the effect of corrosion resistance. To study the eff...
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Zhiyi Leng, Shengfang Zhang, Wenzhe Wang, Hongtao Gu, Jian Yin, Ziguang Wang and Yu Liu
Hydrogen permeation reduces a material?s properties and increases the risk of brittle fracture, which causes a potential safety hazard. A workpiece?s hydrogen permeation resistance could be improved by improving its surface integrity through surface proc...
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Lu Sun, Shuguo Gao, Tianran Li, Jiaxin Yao, Ping Wang and Jianhao Zhu
The instability of the winding-cushion structure is one of the primary causes of transformer failures. Insulation cushion compression and offset are the predominant forms leading to structural instability. Therefore, this paper, using the SFSZ7-31500/110...
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Vincenzo Piscopo, Antonio Scamardella, Giovanni Battista Rossi, Francesco Crenna and Marta Berardengo
The fatigue assessment of mooring lines for floating offshore wind turbines represents a challenging issue not only for the reliable design of the stationkeeping system but also for the economic impact on the installation and maintenance costs over the e...
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Jianxing Yu, Fucheng Wang, Yang Yu, Haoda Li, Xin Liu and Ruoke Sun
Multilayer composite flexible risers have been widely used in engineering. However, this type of structure is complex, as there are influences between layers. Moreover, a range of uncertain factors need to be considered in fatigue analysis. Therefore, it...
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Arelia Eydis Gudmundsdottir, Inga Minelgaite, Svala Gudmundsdottir, Christopher R Leupold, Thelma Kristín Snorradóttir
Pág. 73 - 87
Research Question: This study examines the attitudes of 106 of Iceland?s highest-level public officials towards their current work conditions and the constraints around them. Motivation: Rapidly changing internal and external environments create pre...
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Hugo Herrera Cervantes
Pág. 25 - 38
Monthly climatologies are used to estimate the mean seasonal cycle of MODIS-Aqua satellite-derived sea surface temperature (SST), surface chlorophyll (Chl-a) and their relationship with surface wind stress curl (from the Cross-Calibrate Multi-Platform, C...
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Enetia Disberia Bobo, Pias Munosiyei, Percy Jinga, Emmanuel Zingoni
Pág. 38 - 47
An understanding of the function of signaling genes/proteins in soybean is vital for comprehending plant growth and development. The objective of this study was to functionally characterize a calmodulin-binding receptor-like cytoplasmic kinase gene (Glym...
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Yan Dong, Jian Zhang, Shaofeng Zhong and Yordan Garbatov
The study aims to develop a simplified strength assessment method for the preliminary structural design of a semi-submersible floating offshore wind turbine platform. The method includes load cases with extreme wave load effects and a load case dominated...
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Tao Zhang, Qingzhen Lu, Jun Yan, Shichao Wang, Qianjin Yue, Shanghua Wu, Hailong Lu and Jinlong Chen
Flexible pipes are extensively used to connect seabed and floating production systems for the development of deep-water oil and gas. In the top connection area, end fitting (EF) is the connector between the flexible pipe and floating platform, as a criti...
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Xuemin Song, Weiqin Liu and Guowei Zhang
Floating structures plays an important role in extending and developing ocean resources, and their response evaluation is a hot topic of global important research due to the large dimensions. With characteristics including small depth and large horizonta...
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Pengfei Zhang, Fenghua Li, Lidong Du, Rongjian Zhao, Xianxiang Chen, Ting Yang and Zhen Fang
To satisfy the need to accurately monitor emotional stress, this paper explores the effectiveness of the attention mechanism based on the deep learning model CNN (Convolutional Neural Networks)-BiLSTM (Bi-directional Long Short-Term Memory) As different ...
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Veronica Cimolin, Nicola Cau, Manuela Galli and Paolo Capodaglio
Obese individuals are characterized by a reduced balance which has a significant effect on a variety of daily and occupational tasks. The presence of excessive adipose tissue and weight gain could increase the risk of falls; for this reason, obese indivi...
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