Zobrazeno 1 - 10
of 33
pro vyhledávání: '"Jian Z"'
Publikováno v:
Advances in Civil Engineering, Vol 2024 (2024)
This paper introduced a new nonexplosive roadway excavation method, combining the reserved free space technology and the static expansion mechanical fracturing technology, where the former is implemented by the gasbag, while the piston splitter is fo
Externí odkaz:
https://doaj.org/article/1d44bc23f5bc40d885c85e8afbd35440
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
A series of tests for water transfer and ice accumulation were conducted under different soil types and conditions of water supply method, temperature gradient, and initial water content; the influence of the above parameters on the efficiency of wat
Externí odkaz:
https://doaj.org/article/27f773b1839a4bfd99ff2f66f803d250
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
There have been a large number of research programs dedicated to the investigation of stress concentration factor and its parametric design formulae for a variety of uniplanar and multiplanar tubular joints. However, for the multiplanar overlapped tu
Externí odkaz:
https://doaj.org/article/31873393ace54928a0a7ae777d4420eb
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
The construction industry is facing a data tsunami, while emerging information technologies (IT) show great potential for the effective processing of these data or information. However, a comprehensive review for technological change, the resulting p
Externí odkaz:
https://doaj.org/article/6bbb2f83d1334eac9f0ac893323c6f58
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
Based on the analysis of the temperature measurement data of the Shanghai Metro Line 15 cross passage freezing project, it was found that the gray silt layer of cross passage No. 2 outperforms that of cross passage No. 1 on the freezing effect, which
Externí odkaz:
https://doaj.org/article/809ee4d5471043e6a5fda59da2d8b7db
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
The accurate determination of blast-induced ground vibration has an important significance in protecting human activities and the surrounding environment. For evaluating the peak particle velocity resulting from the quarry blast, a robust artificial
Externí odkaz:
https://doaj.org/article/a94535f7a1ab4a1b80347c2c9f261a31
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
In this paper, the methane hydrate phase transition process in deep-sea methane hydrate-bearing soil under heating and compression was simulated by the molecular dynamics method. The evolution of deep-sea methane hydrate-bearing soil’s microstructu
Externí odkaz:
https://doaj.org/article/d8c1d2ca39c64e2b8fc9201ff17b6d52
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
It is generally accepted that selecting the key segment position for trapezoidal tapered rings and controlling the shield machine advancement are challenging tasks for shield tunneling projects. In this work, we propose a method for calculating the k
Externí odkaz:
https://doaj.org/article/981ac6b6d7cc47338141c793a6e7a3cc
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
The rock load acting on the lining of an underground excavation is influenced by multiple factors, including rock type, rock mass condition, depth, and construction method. This study focuses on quantifying the magnitude and distribution of the radia
Externí odkaz:
https://doaj.org/article/e11a2b98ad5048bfb3c93e69ab27c967
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
The deformation and strength characteristics of saturated clay are studied through a cyclic triaxial test of clay in the Wenchuan earthquake area. Specifically, the effects of cyclic stress ratio, initial shear stress, and vibration frequency on the
Externí odkaz:
https://doaj.org/article/e7c8af8f03f14c3ca39589454a78f506