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Anh The Pham and Mitsutaka Sugimoto
The shield tunneling method is widely used, especially in urban areas, since it is efficient for minimizing disturbances to surroundings. Although segmental lining is commonly used in this method, in both the research and practice of tunnel lining design...
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Fulin Wang, Jin Du and Guosheng Su
As an emerging grinding equipment, roller presses are widely used in Cement industry. The current problem with roller press is that the rolls surface is prone to wear and needs to be replaced regularly. This greatly reduces the service life of the roller...
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Jaroslav Demeter, Branislav Bulko, Peter Demeter and Martina Hrubovcáková
Identification of the factors influencing refractory lining wear and its residual thickness in the basic oxygen furnace (BOF) is a prerequisite for optimizing the steelmaking process. In this study, the factors that contribute significantly to the wear o...
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Zhiqiang Zhang, Binke Chen and Qingnan Lan
A series of model tests were performed to investigate the load-bearing mechanism of a mined railway tunnel lining under water pressure. To investigate the load-bearing characteristics of different types of linings, a fully closed water pressure exerting ...
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Mustafa Babanli,Ramin Karimov,Aydin Bayramov,Ibrahim Isa Abbasov
Pág. 65 - 71
When refining steel by blowing powders, the ladle lining material plays a serious role. The dependency graphs of the degree of desulfurization on the consumption of silicocalcium powder during blowing in ladles lined with various materials have been pres...
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Xuezhen Wu, Yujing Jiang, Jianhua Wang, Kusaba Masaya, Tetsuya Taniguchi and Takahide Yamato
The stability assessment of aged tunnel linings are mainly evaluated based on the visual inspection, and the Tunnel-lining Crack Index (TCI) is one of the most widely used tunnel lining health assessment indexes in Japan. However, the intersection and di...
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Zhishu Yao, Ping Zhang, Hua Cheng, Weipei Xue and Xiang Li
To address the support problem of large-diameter drilling shafts in the west area of Zhangji coal mine, a thinner shaft lining structure composed of double layers of steel plate and high-performance concrete is proposed herein. Firstly, a series of tests...
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Chi Zhang, Yu Zhang, Weihao Yang, Jiying Yin and Tao Zhang
The asymmetric temperature field is one of the main factors inducing the cracking of the inner shaft lining during freezing-shaft sinking. The evolution equation for the thermophysical and mechanical properties of shaft lining concrete during constructio...
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Hans-Wilhelm Dorgarten, Hermann Otremba, Rolf Padberg
Pág. 1403 - 1412
As part of the German national research project ?Protection of critical bridges and tunnels ? SKRIBTPlus? HOCHTIEF Engineering has conducted the development and testing of a protection measure against contact detonations in tunnels. The measure consists ...
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Johanna Rajasärkkä, Marek Pernica, Jan Kuta, Joná? La?nák, ... Ludek Bláha
Pág. 133 - 140
Rehabilitation of aged drinking water pipes is an extensive renovation and increasingly topical in many European cities. Spray-on-lining of drinking water pipes is an alternative cost-effective rehabilitation technology in which the insides of pipes are ...
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Tingting Fan, Yuchen Wang, Zhiguo Xu, Lining Sun, Peitao Wang and Jingming Hou
Tsunami monitoring and early warning systems are mainly established to deal with seismogenic tsunamis generated by sudden seafloor fault displacement. However, a global tsunami triggered by the 2022 Tonga volcanic eruption promoted the need for tsunami e...
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Chengbao Song, Pingzeng Liu, Xinghua Liu, Lining Liu and Yuting Yu
For cost-sensitive Chinese solar greenhouses (CSGs) with an uneven spatial distribution in temperature and humidity, there is a lack of effective strategies for sensor configuration that can reduce sensor usage while monitoring the microclimate precisely...
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Chengming Li, Zheng Wu, Lining Zhu, Li Liu and Chengcheng Zhang
The COVID-19 pandemic is a major problem facing humanity throughout the world. The rapid and accurate tracking of population flows may therefore be epidemiologically informative. This paper adopts a massive amount of daily population flow data (from Janu...
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Yunlong Dong, Wei Guo, Fusheng Zha, Yizhou Liu, Chen Chen and Lining Sun
The friction and stiffness properties of the terrain are very important pieces of information for mobile robots in motion control, dynamics parameter adjustment, trajectory planning, etc. Inferring the friction and stiffness properties in advance can imp...
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Sergei Chernyi, Vitalii Emelianov, Elena Zinchenko, Anton Zinchenko, Olga Tsvetkova and Aleksandr Mishin
The paper presents that during the operation of torpedo ladle cars in metallurgical production, problems periodically arise with ensuring the safety of their use. The authors have highlighted the relevance and necessity of the solution to the problem of ...
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Qingteng Yuan, Ming Xiao, Ci Kong and Kaicheng Wang
The foundation of a seismic safety assessment of cross-fault hydraulic tunnels is an acceptable and accurate seismic response. A dynamic contact force algorithm that may take into consideration the interaction between the fault?surrounding rock?lining st...
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Jianwei Yang, Changdong Liu, Peishan Liu and Yue Zhao
Cracks are one of the most common diseases of tunnel lining, and the structural dynamic response can be used to assess the health of a tunnel. Hence, this paper investigates the dynamic response of shield tunnel lining with a partly circumferential crack...
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G. L. Vatulia, A. O. Lovska, S. S. Myamlin, Ye. S. Krasnokutskyi
Pág. 55 - 63
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Jie Liu, Bin Wang, Yansong Wang, Lei Shi, Xiaokang Xie and Jun Lan
Yielding- and relief-pressure support technology of a lining filled with granular material is proposed. This technology will guide the design and construction of tunnel projects? supporting structures in the future.
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Hui Hu, Tao Xue, Jianjun Li, Peisi Liu, Bo Wang and Yun Liu
There are many problems in the development of urban space in China. Among them, urban tunnels generally pass through many sections with very complicated geological conditions, and the construction will encounter great difficulties, so the mechanical beha...
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