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Qianqian Dong, Jie Wu, Zizheng Sun, Xiao Yan and Yiming Zhang
In this work, the recently proposed cracking elements method (CEM) is used to simulate the damage processes of structures with initial imperfections. The CEM is built within the framework of the conventional finite element method (FEM) and is formally si...
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Albert Albareda-Valls, Alejandra Bustos Herrera, Joan Lluís Zamora Mestre and Saeid S. Zaribaf
Image processing methods are increasingly used in civil engineering, especially in the maintenance of concrete structures. Current digital cameras and post-processing methods allow verifying qualitatively the state of conservation of wide areas of concre...
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Boxiang Zhang, Hongxiang Ren, Shaoyang Qiu, Xiao Yang, Gongming Liao and Xiao Liang
In order to reduce the cost of navigation training in the waters of ice zones and improve the effectiveness of the training process, a method for simulating sea ice fragmentation in an ice zone navigation simulator is proposed. The Voronoi diagram algori...
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Nan Si, Zhaokuan Lu and Alan Brown
Solution of near-field underwater explosion (UNDEX) problems frequently require the modeling of two-way coupled fluid-structure interaction (FSI). This paper describes the addition of an embedded boundary method to an UNDEX modeling framework for multiph...
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Agata Siemaszko, Anna Jakubczyk-Galczynska and Robert Jankowski
Traffic?induced vibrations may constitute a considerable load to buildings. In this paper, vibrations transmitted through the ground caused by wheeled vehicles are considered. This phenomenon may cause cracking of plaster, cracks in load-bearing elements...
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Antonino Recupero and Nino Spinella
In this paper, experimental and numerical results of a research project about the structural behavior of strengthened masonry are presented and discussed. The aim of the research is to study the in-plane shear behavior of an old masonry wall with an open...
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D. Ruiz, M. Silva, L. Cerón, C. López
Pág. Page 25 - 44
There are few studies on the behavior of historic structures of adobe and rammed earth in Latin America, which has contributed to the deterioration of these buildings, which are part of our architectural and cultural heritage. Colombia has 90% of its her...
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Sri Tudjono,Han Ay Lie,Sholihin As?ad
Pág. 72 - 77
The behavior of reinforced concrete elements is complex due to the nature of the concrete that is weak in tension. Among these complex issues are the initial cracking and crack propagation of concrete, and the bond-slip phenomenon between the concrete an...
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Jorge Luís Akasaki, Camila Sancowich Zoilo, Cesar Fabiano Fioriti, Adriana María Pereira, Haroldo de Mayo Bernardes, Flavio Moreira Salles
Pág. Page 290 - 299
The concrete structures of Jaguari Hydro Power Plant (HPP) display cracks due to the occurrence of Alkali-Silica Reaction (ASR). The qualitative analysis of the cracks that occurin the slab of the water intake structure was performed through in-loco visu...
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Juan Pablo Covarrubias V.
Pág. Page 181 - 197
A new technology has been developed to design concrete pavements, which reduces slabs' thickness and optimizes their sizes, because of trucks axles' geometry. The design is supported by a gravel base treated with concrete or asphalt. It assumes there is ...
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Yinge Zhu, Huiyuan Chen, Anqi Li, Yue Wu and Xiaoli Zhang
The mechanical behaviors of rock masses are significantly affected by the distribution and shape of the holes in it. In this research, the fracture mechanism and the shear properties of rock masses containing holes were investigated by the cohesive zone ...
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Hongbing Chen, Bin Xu, Jiang Wang, Xin Nie and Yi-Lung Mo
The extended finite element method (XFEM) is efficient in simulating crack initiation and its evolution process for reinforced-concrete (RC) structures due to its ability to solve fracture problems. Moreover, the multiscale numerical simulation helps und...
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José Castorena, Adán Borunda, Citlalli Gaona, Alberto Martínez, Facundo Almeraya
Pág. Page 35 - 42
Based on studies with finite element method, a model able to predict the quantity of steel corrosion (rcrit) necessary for the first visible crack appearance in the surface of the concrete cover was obtained. For the finite element analysis the software ...
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