Zobrazeno 1 - 10
of 148
pro vyhledávání: '"Zhanping Song"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract In geological engineering and related fields, accurately and quickly identifying lithology and assessing rock strength are crucial for ensuring structural safety and optimizing design. Traditional rock strength assessment methods mainly rely
Externí odkaz:
https://doaj.org/article/0372e16fddf24367b83a64c3a44d32a0
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract Mountain tunnels portal often have to pass through slope terrain unavoidably, thus forming a shallow buried bias tunnel. During the construction of shallow buried bias tunnel, disasters such as slope sliding and tunnel collapse frequently oc
Externí odkaz:
https://doaj.org/article/9c28cafeb3b64c2d924ca1e48cdc0be0
Publikováno v:
International Journal of Mining Science and Technology, Vol 34, Iss 2, Pp 245-259 (2024)
To investigate the macroscopic fatigue properties and the mesoscopic pore evolution characteristics of salt rock under cyclic loading, fatigue tests under different upper-limit stresses were carried out on salt rock, and the mesoscopic pore structure
Externí odkaz:
https://doaj.org/article/3c89bb53085d43e0b1cf1095ed876be9
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract The freezing damage of rock tunnels in cold region involves ice-water phase change and complicated interaction of Thermo–Hydro–Mechanical (THM) field. Taking the fractured rock mass of cold region tunnels as research subject, the THM cou
Externí odkaz:
https://doaj.org/article/71764cfbbfe544d08620a8df59f5252d
Publikováno v:
Rock Mechanics Bulletin, Vol 3, Iss 1, Pp 100098- (2024)
As the profundity of open-pit mining operations has increased, so has the frequency of geological disasters. The complex interaction of factors causing these disasters presents technical challenges for early warning and control systems. However, emer
Externí odkaz:
https://doaj.org/article/80c040d6e5044e40b0449563c83ea1a2
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-13 (2023)
Abstract During the construction of mountain tunnels, there are often various intricate and mutable potential hazards, the management and control of which are crucial to ensuring the safety of such construction. With the rapid advancement of engineer
Externí odkaz:
https://doaj.org/article/d292e36f729e4b03b809c6cf28164632
Publikováno v:
Meitan xuebao, Vol 48, Iss 4, Pp 1527-1537 (2023)
To study the effect of area-to-volume ratio on the dissolution and deterioration characteristics of sandstone in the static acid-rock reaction system, the HCl and H2SO4 solutions with pH=2 and 5 are selected as corrosion environments, and the differe
Externí odkaz:
https://doaj.org/article/308e2ec15685409291933d0dc554498b
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-12 (2023)
Abstract Collapsibility and structural are two of the typical characteristics of natural undisturbed loess. It is of great significance to effectively simulate the collapsibility and structural of natural loess by preparing artificially loess. Howeve
Externí odkaz:
https://doaj.org/article/25921457e5cc4a06bec10eee671305b9
Publikováno v:
Frontiers in Earth Science, Vol 11 (2023)
With the implementation of the “Belt and Road” initiative, tunnel projects were designed in accordance with Russian design specifications and constructed by Chinese companies in countries along the route. Design companies and construction compani
Externí odkaz:
https://doaj.org/article/cc32b17d1fd54953b13e78080607d851
Publikováno v:
International Journal of Mining Science and Technology, Vol 32, Iss 5, Pp 1031-1043 (2022)
In order to control the large deformation of tunnel surrounding rock, a new energy-absorbing bolt is developed. This bolt can be transformed into a rigid support when the deformation of the surrounding rock reaches the length of the sleeve tube, thus
Externí odkaz:
https://doaj.org/article/e2256a593d51454ea9c3cfbc3daf5c39