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Xue-Qian Qu, Rui Wang, Jian-Min Zhang and Ben He
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Weiqiang Xu, Huaining Ruan and Pengming Jiang
In order to study the effect of wall thickness on the penetration process of steel cylinders, we carried out physical tests and numerical simulations of the penetration process of steel cylinders with different wall thicknesses in sandy soil foundations,...
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Xueyan Wang, Yuan Mei, Yili Yuan, Rong Wang and Dongbo Zhou
Small-diameter jacked piles are widely used in civil engineering. The formation and development of the soil-plugging effect and surface frictional behavior of jacked piles have a high impact on the construction process and pile quality. Clarifying the de...
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Kezhou Chen, Xing Liu, Shiteng Jin, Longfei Li, Xin He, Tao Wang, Guopeng Mi, Yinggang Shi and Wei Li
In order to realize the automatic cutting of arch shed pillars, an automatic cuttage device for an arch shed pillar with force feedback was designed in this study. First, the wind resistance of the arch shed was simulated and analyzed using ANSYS, and th...
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Suchun Yang, Junwei Liu, Ankit Garg and Mingyi Zhang
When the open-ended pile penetrates the soil layer, the resistance generated by the soil plug cannot be ignored. A pile with a full-size pressure sensor installed at pile tip can detect resistance more accurately than a microsensor when the pile penetrat...
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Hongyan Ding, Yanjian Peng, Puyang Zhang, Hanbo Zhai and Nan Jia
Driven by the rapid development of offshore wind farms, bucket foundations have come to constitute a very promising form of foundation for offshore wind turbines, mainly owing to their efficient construction. However, the penetration resistance of the su...
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Rocco Dominici, Salvatore Larosa, Antonio Viscomi, Luca Mao, Rosanna De Rosa and Giuseppe Cianflone
The Erosion Potential Method is a model for qualifying the erosion severity and estimating the total annual sediment yield of a catchment. The method includes a diverse set of equations, which are influenced by different factors such as geology, morpholo...
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Junwei Liu, Zhen Guo, Na Zhu, Hui Zhao, Ankit Garg, Longfei Xu, Tao Liu and Changchun Fu
Foundations for offshore wind turbines (OWTs) are mainly open-ended piles that are subjected to cyclic loadings caused by winds, waves and currents. This study aims to investigate the dynamic responses of open-ended pipe pile under lateral cyclic loading...
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Junwei Liu, Zhen Guo and Bo Han
Open-ended pipe piles have been increasingly used as the foundations for offshore structures. Considering the soil plugging effect, a novel analytical model is proposed in this paper to study the load transfer mechanism of open-ended pipe piles. A trilin...
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S. Contreras, M. Barros
Pág. 3 - 10
Themain objective of this study was to evaluate some of the available seed vigor tests to predict lettuce (Lactuca sativa L.) seedling emergence. Eight lettuce seed lots were evaluated by the following laboratory vigor tests: germination (GT), accelerate...
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