Zobrazeno 1 - 10
of 3 557
pro vyhledávání: '"Field monitoring"'
Autor:
ZHANG Qiang, WANG Jiuli
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 10, Pp 129-134 (2024)
Objective In order to explore the load distribution characteristics of shield tunnel structures in subsea weathered slot, a study on the internal force response law of the segment structures is carried out. Method Relying on a cross-sea metro shield
Externí odkaz:
https://doaj.org/article/dc5d5d2ff47f4e1f8aa37efa17ef8eb4
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract Excavation of subway tunnels in hard rock generates strong vibration waves that pose potential risks to the stability of surrounding structures. In this study, the discrete element method-finite difference method (DEM-FDM) coupling was adopt
Externí odkaz:
https://doaj.org/article/518ab5b296ba47d1ad942ae11b002517
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 7, Pp 113-119 (2024)
Objective To ensure the smooth launch of shield tunneling, local ground reinforcement is usually carried out around the originating shaft, resulting in differences in tunnel deformation on both sides of the reinforced area, which can affect tunnel st
Externí odkaz:
https://doaj.org/article/5a6ba80c0ffa4c92ae88b232f4cbd30d
Autor:
Yunteng Chen, Xiaoliang Geng, Jianjun Li, Mingfeng Zhang, Chengfeng Zhu, Mingcheng Cai, Wenlin Zhao, Xin Zhou, Tianzuo Wang
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract The construction of super large section (SLS) shallow buried tunnels involves challenges related to their large span, high flat rate, and complex construction process. Selecting an appropriate excavation method is crucial for ensuring stabil
Externí odkaz:
https://doaj.org/article/47f35c7c512c4dfcaa6c9c598325f81d
Publikováno v:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03836- (2024)
This paper presents a case study of cutting 47 bored piles using earth pressure balance (EPB) machines during tunneling beneath three existing underpasses in improved clay. The reinforcement columns constructed by the Metro Jet System (MJS) method we
Externí odkaz:
https://doaj.org/article/cf1c58dc604947b89e1edb1705a44dc1
Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
In geotechnical engineering, side friction resistance (SFR) is difficult to be measured directly. To further understand distribution law of the SFR, this paper developed a monitoring device that can directly measure the SFR. Further, a theoretical co
Externí odkaz:
https://doaj.org/article/76549cc4226a44c9a1bc72cc1d6ef20a
Publikováno v:
IEEE Access, Vol 12, Pp 15171-15193 (2024)
The study introduces an efficient data aggregation technique for smart agriculture by leveraging Blockchain technology and a novel method referred to as the “cluster head sleep schedule.” The primary objective is to enhance the data collection pr
Externí odkaz:
https://doaj.org/article/36433b3192f34ac3a46fd1c35d3df7ee
Autor:
Roman Radil, Lucia Carnecka, Zuzana Judakova, Ivana Pobocikova, Marek Bajtos, Ladislav Janousek
Publikováno v:
Applied Sciences, Vol 14, Iss 20, p 9409 (2024)
The increasing evidence regarding biological effects of exposure to an extremely low frequency magnetic field is of utmost interest not only to the scientific community, but also to legislative bodies and the public. However, the research in this fie
Externí odkaz:
https://doaj.org/article/af544a88abf24ba683655b62306a7ebc
Publikováno v:
Insects, Vol 15, Iss 10, p 767 (2024)
Sentinel eggs used to monitor field parasitism of stink bug pests (Hemiptera: Pentatomidae) can only be deployed for a few days to avoid releasing the pest in the monitored area. Using sterile eggs removes the risk of accidental pest introduction and
Externí odkaz:
https://doaj.org/article/270df8934e5c495398036034b0b262cf
Publikováno v:
Agronomy, Vol 14, Iss 10, p 2215 (2024)
Field robots are an important tool when improving the efficiency and decreasing the climatic impact of food production. Although several commercial field robots are available, the advantages, limitations, and optimal utilization methods of this techn
Externí odkaz:
https://doaj.org/article/6b702ae6258b4141b78b23c6ff9bebd8