Zobrazeno 1 - 10
of 3 064
pro vyhledávání: '"progressive failure"'
Autor:
Zuoqiang Chi, Meixu Deng
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-22 (2024)
Abstract The increasing degree of urbanization has resulted in traffic and space congestion. When there is no longer any aboveground space for development, the existing space underground is excavated, and the construction of underground buildings is
Externí odkaz:
https://doaj.org/article/11a594ec58424179adbbf862c427f7f1
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 10, Pp 3937-3950 (2024)
Landslides occurring in sensitive clay often result in widespread destruction, posing a significant risk to human lives and property due to the substantial decrease in undrained shear strength during deformation. Assessing the consequences of these l
Externí odkaz:
https://doaj.org/article/e3accb5fa6ef40089a50136afc9c3d99
Autor:
A. V. Alekseytsev, M. D. Antonov
Publikováno v:
Vestnik MGSU, Vol 19, Iss 9, Pp 1454-1468 (2024)
Introduction. When designing buildings and structures it is necessary to ensure mechanical safety throughout the life cycle of the object. During the operation of buildings, situations arise in which monolithic load-bearing structures acquire defects
Externí odkaz:
https://doaj.org/article/404e061d38c04119a79b6a7da9f680f3
Autor:
S. I. Merkulov
Publikováno v:
Железобетонные конструкции, Vol 6, Iss 2, Pp 3-11 (2024)
The main directions of development of the theory of structural safety of buildings and structures have been formulated. A hierarchical approach to the assessment of structural safety of objects under corrosion damage from structural materials to stru
Externí odkaz:
https://doaj.org/article/ea9ed3b00f694064ba9840edd6fd3831
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-9 (2024)
Abstract Shear failure of rock bridges is an important process in geological phenomena, including landslides and earthquakes. However, the progressive failure of natural rock bridges has not yet been fully understood. In this work, we carried out dir
Externí odkaz:
https://doaj.org/article/b1f75c6c4da54eb99eeeb50cffc56d94
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-13 (2024)
Abstract The study of progressive failure of reservoir rocks is very important for the stability analysis of ultra-deep boreholes. The progressive failure can be characterized by the crack initiation stress (CI), crack damage stress (CD) and peak str
Externí odkaz:
https://doaj.org/article/d405e7d2a98d45dd8283029be02ae28d
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:
Meitan xuebao, Vol 49, Iss 1, Pp 309-319 (2024)
High-frequency, low-energy impacts consistently inflict damage on the surrounding rock and anchoring structure in deep roadways, leading to ongoing instability. The construction of anchoring support system that can withstand these dynamic impact load
Externí odkaz:
https://doaj.org/article/a67e0f789c5d4478a968842fa6f99d14
Autor:
Tiancheng Shan, Zhonghui Li, Xin Zhang, Haishan Jia, Xiaoran Wang, Enyuan Wang, Yue Niu, Dong Chen, Weichen Sun, Dongming Wang
Publikováno v:
International Journal of Mining Science and Technology, Vol 34, Iss 2, Pp 227-243 (2024)
Effective monitoring of the structural health of combined coal-rock under complex geological conditions by pressure stimulated currents (PSCs) has great potential for the understanding of dynamic disasters in underground engineering. To reveal the ef
Externí odkaz:
https://doaj.org/article/dfcc245a46f54423bca3e71defc8917e
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-19 (2024)
Abstract To explore the progressive damage and fracture mechanics characteristics of brittle rock materials under combined dynamic-static loading. Taking account of the coupling effect of the constraint states of uniaxial stress (σ 1 ≥ σ 2 = σ 3
Externí odkaz:
https://doaj.org/article/d2c188a655304950a894c3e9c36c7f54