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Ingyu Noh, Sangyeop Hong and Jaehoon Kim
Among the various components of a tire, this study explores the tread portion, which has the longest contact with the ground during the summer, all-weather, and in the winter. The mechanical properties of three types of tread crack specimens were measure...
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Qin Dong, Mengyuan Rong and Geng Xu
The crack closure phenomenon significantly influences low cycle fatigue (LCF) crack growth. The crack closure theory deems that a crack can grow only when the applied load is greater than the fatigue crack opening and closing loads. The revised crack clo...
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Jihoon Kim, Jeongyeol Park and Myunghyun Kim
Welding is used as the main joining method in various industries, including the shipbuilding industry. In the case of welded structures, structural integrity assessment is essential to ensure the safety of the structure because many defects inevitably ex...
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Behdad Garmeh, Masoud Kasiri-Asgarani, Kamran Amini, Hamid Ghayour, Hamid Reza Bakhsheshi-Rad and Filippo Berto
Carbide-free bainitic (CFB) steels with a matrix of bainitic ferrite and thin layers of retained austenite, to reduce the manufacturing costs, usually do not contain alloying elements. However, a few reports were presented regarding the effect of alloyin...
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Estela Oliari Garcez, Muhammad Ikramul Kabir, Alastair MacLeod, Mahbube Subhani and Kazem Ghabraie
Precast concrete industry.
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Larysa Yuzevych,Larysa Yankovska,Lyubomyr Sopilnyk,Volodymyr Yuzevych,Ruslan Skrynkovskyy,Bohdan Koman,Lyudmila Yasinska-Damri,Nell? Heorhiadi,Roman Dzhala,Mykhailo Yasinskyi
Pág. 23 - 29
A new criterion of strength and a set of informative parameters have been devised for modelling the stressed-strained state (SSS) of the underground metal pipeline (UMP) taking into consideration the system of defects of the cavity type, atop of which th...
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Y. Y. Luchko,Ye. H. Ivanyk
Pág. 102 - 106
In the paper the method for determination of the width of crack opening of the ferro-concrete beam of the teeform profile in dependence on the shelf and wall geometrical sizes, external load and reinforcement percent is described.
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Andrea Armonico, Laurent Michel, Mohamed Saidi and Emmanuel Ferrier
This paper examines the cracking behaviour of reinforced concrete beams strengthened by externally bonded fiber-reinforced polymer. The crack opening of RC structures is a key parameter for the durability of concrete structures. It is of vital importance...
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Krzysztof Germaniuk, Tomasz Gajda, Artur Sakowski, Tomasz Wierzbicki, Przemyslaw Kaminski
Pág. 4030 - 4039
The common phenomena ? cracks appearance on newly built reinforced concrete bridge structures - is being detected in Poland for several years now. That phenomena is regarded as threatening in case of bridge structures, despite the fact that reinforced co...
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Fernando Antunes, Luís Santos, Carlos Capela, José Ferreira, José Costa, Joel Jesus and Pedro Prates
Selective Laser Melting (SLM) is an additive manufacturing technology, ideal for the production of complex-shaped components. Design against fatigue is fundamental in the presence of cyclic loads, particularly for these materials which typically have sig...
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George Xiroudakis, George Saratsis and Ilias Lazos
This paper uses the displacement discontinuity method, one of the boundary element methods, to solve two major engineering problems. The first one addresses the safe design of underground excavations in fractured rock masses. The implemented method was u...
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Peng Yu, Xuefeng Huang, Youping Gong and Shengji Li
The automatic opening of an ampoule bottle is key to making the operation of the sterility inspection automatic. During the automatic opening, the fracture characteristics on the neck of ampoule bottle need to be deeply understood to avoid the contaminat...
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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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Myung Soo Kang and Yun-Kyu An
This paper proposes a fatigue crack evaluation technique based on digital image correlation (DIC) with statistically optimized adaptive subsets. In conventional DIC analysis, a uniform subset size is typically utilized throughout the entire region of int...
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V. R. Skalskiy,O. M. Stankevich
Pág. 255 - 258
The dynamic problem on determination of the wave field of displacements on the surface of the elastic halfspace caused by an inner crack nucleation is presented. The problem is solved using boundary integral equations. The relationships between the param...
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Oleg Kabantsev and Mikhail Kovalev
The article presents experimental tests carried out to investigate the effect of crack width (0.4, 0.8, 1.5, and 3.0 mm) on the behavior of anchor bolts under static and dynamic loading. Ultimate loads for anchors reached 220 kN depending on the anchor t...
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Charalampos Konstantinou and Giovanna Biscontin
Fluid injection in a porous medium is the underlying mechanism for many applications in the fields of groundwater hydraulics, hydrology and hydrogeology, and geo-environmental engineering and in the oil and gas industry. Fluid flow experiments in porous ...
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Jin-jun Guo, Kun Wang and Cui-ge Qi
The concrete structure in the coastal area suffers from the combined erosion of sulfate and dry?wet cycles. In this study, in order to modify ordinary concrete, fly ash, slag powder, silica fume and polyester fiber are added separately. The crack resista...
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Muhammad Akbar Malik, Manas Sarkar, Shilang Xu and Qinghua Li
This exertion introduces polyvinyl alcohol fiber/silica nanoparticles (poly vinyl alcohol (PVA)/SiO2 NPs) in the fly ash-based geopolymer at ambient curing temperature. The present study aims at investigating the structural properties (compressive, bond ...
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Jacky Mazars, Stéphane Grange and Matthieu Briffaut
The objective of this work is to propose a comprehensive and efficient modeling approach to simulate the entire loading program of the RG8 test (both the restrained shrinkage and mechanical parts) performed within the framework of the French national pro...
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