Zobrazeno 1 - 10
of 1 305
pro vyhledávání: '"Shield tunneling"'
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 12, Pp 24-31 (2024)
［Objective］During shield tunneling in water-rich soft strata, ground deformation is often influenced by the combined effects of soil strength, deformation, and permeability characteristics. The time effect caused by permeability characteristics m
Externí odkaz:
https://doaj.org/article/1853baf38b6f4f898363424fcf72d093
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 10, Pp 30-38 (2024)
Objective To address the challenges associated with the manual layout and point selection of S+T (standard rings+turning rings (double-sided wedges)) in shield tunnel segments, including high subjectivity, complex calculations, and heavy repetitive w
Externí odkaz:
https://doaj.org/article/0060188d3e664795918f5001a88b5a17
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-29 (2024)
Abstract This study aims to investigate the responses of shield tunnel structures subjected to disturbances caused by bilateral pit excavation, and it systematically reveals for the first time the impact mechanism of bilateral pit excavation on the d
Externí odkaz:
https://doaj.org/article/e90b918b8a274b0aa06d0b0cd7993deb
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:
Case Studies in Construction Materials, Vol 21, Iss , Pp e03852- (2024)
During shield tunneling construction, a significant amount of waste muck is generated, presenting challenges due to its high volume, complex composition, and difficult disposal. Effectively managing this muck has become a pressing issue in shield tun
Externí odkaz:
https://doaj.org/article/6a3f58ff6e76417499a14223cde08df9
Autor:
CAO Tiejun
Publikováno v:
Chengshi guidao jiaotong yanjiu, Vol 27, Iss 6, Pp 116-120 (2024)
Objective At present, it has become a trend that the method of machine learning is used to predict land subsidence. However, most of the land subsidence prediction models established based on geological parameters and shield tunneling parameters are
Externí odkaz:
https://doaj.org/article/b7bac327347c4e898065960d071666f0
Publikováno v:
World Journal of Engineering, 2022, Vol. 21, Issue 1, pp. 71-90.
Externí odkaz:
http://www.emeraldinsight.com/doi/10.1108/WJE-04-2022-0159
Publikováno v:
Buildings, Vol 14, Iss 11, p 3400 (2024)
Shield tunneling generates a massive amount of muck, and achieving the on-site reuse of muck is an urgent need in the field of shield tunneling. This study, based on a section of the Xianyang diversion tunnel in a loess stratum, aims to optimize the
Externí odkaz:
https://doaj.org/article/30f8b483b4284b27a77695ac4dedf337
Publikováno v:
Underground Space, Vol 13, Iss , Pp 281-300 (2023)
The construction of super-large tunnels generates various safety risks that can hamper the tunneling process and cause severe damages if not properly identified. This paper presents a case study on the identification and management of geological and
Externí odkaz:
https://doaj.org/article/c5dbddbabfd147329c4bd3b7ca2e4578
Publikováno v:
Machines, Vol 12, Iss 7, p 457 (2024)
The rapid and accurate control of air chamber pressure in slurry pressure balance (SPB) shield tunneling machines is crucial for establishing the balance between slurry pressure and soil and water pressure, ensuring the stability of the support face.
Externí odkaz:
https://doaj.org/article/fc7b1730efae428a985ecaed32aea8ac