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Yanxiang Guo, Geng Chen, Minguo Lin and Qianqian Guo
In this study, 12 groups of plane strain model tests of gridded hard crust with different cement contents and structures were conducted with a transparent soil experimental technique. The destruction mode and influence factors in the ultimate state were ...
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Ali Mekhtiyev, Yelena Neshina, Aliya Alkina, Vyacheslav Yugay, Valeriy Kalytka, Yermek Sarsikeyev and Lalita Kirichenko
This paper presents the results of complex scientific research aimed at developing a prototype fiber-optic system for controlling the technical condition of buildings, structures, and extended objects. The aim is to develop a quasi-distributed type of fi...
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Ruiyue Liu, Jiatong Liu, Zhenzhen Wu, Ling Chen and Jiejun Wang
The present paper investigates the impact of bolt distance, bolt diameter, and the number of bolt rows on the bending performance of timber?steel composite (TSC) beams. This study aims to facilitate the application of bolt connections in assembled TSC st...
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Zhonghu Wu, Liping Li, Yili Lou and Wentao Wang
Coal rocks often contain calcite, which has a significant effect on the mechanical properties of coal and the energy evolution during rupture damage. In this study, the meso-scale of rock is considered, and the spatial distribution of the internal struct...
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Ali Darvishi Boloorani, Mehdi Darvishi, Qihao Weng and Xiangtong Liu
Urban infrastructures have become imperative to human life. Any damage to these infrastructures as a result of detrimental activities would accrue huge economical costs and severe casualties. War in particular is a major anthropogenic calamity with immen...
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Xue Long, Lu Liu, Shewen Liu and Shunying Ji
In cold regions, ice pressure poses a serious threat to the safe operation of ship hulls and fixed offshore platforms. In this study, a discrete element method (DEM) with bonded particles was adapted to simulate the generation and distribution of local i...
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Yu Lu, Chunxiao Wu, Shewen Liu, Zhuhao Gu, Wu Shao and Chuang Li
When a ship sails in an ice area, the ice could cause damage to ship hull and the propeller as well as the rudder. In the design process of an ice class propeller, the strength verification of the propeller has always been the focus of the design and res...
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Yuriy Zaspa,Aleksandr Dykha,Dmytro Marchenko,Serhii Matiukh,Yuri Kukurudzyak
Pág. 25 - 34
The physical mechanisms have been investigated that form and transform the corpuscular-vortex-wave thermal complexes of disturbances in contact tribosystems based on the quantum-mechanical exchange interaction. The presence of a contact gap determines th...
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Boris Pospelov,Ruslan Meleshchenko,Olekcii Krainiukov,Kostiantyn Karpets,Olena Petukhova,Yuliia Bezuhla,Tetiana Butenko,Viktoriia Horinova,Pavlo Borodych,Eduard Kochanov
Pág. 6 - 13
A method has been proposed to prevent anthropogenic emergencies caused by fire in the premises, based on using the current measure of increment recurrence in the vector of the gas environment state in order to detect possible dangers of maintenance perso...
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Ruipeng Qian, Guorui Feng, Jun Guo, Pengfei Wang and Haina Jiang
The stability of water-preventing coal pillar plays an important role in preventing gob water inrush. The gob side of the water-preventing coal pillar is soaked in a certain height of mine water. Different soaking heights may affect the stability of coal...
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