Zobrazeno 1 - 10
of 236
pro vyhledávání: '"Chunan Tang"'
Publikováno v:
Frontiers in Earth Science, Vol 10 (2022)
At present, a large number of physical tests and numerical simulations have been carried out to study the effect of confining pressure on rock deformation mechanism, and some achievements have been achieved; however, the mechanism of rock deformation
Externí odkaz:
https://doaj.org/article/fc9e6ad25f63429f8ae628cc5973e806
Publikováno v:
Advances in Civil Engineering, Vol 2022 (2022)
Side-pressure laminated bamboo (LB) made from heat-modified, fast-growing bamboo is introduced in this document. As a relatively new type of bamboo composite fabricated by bamboo strips, side-pressure LB has some favorable mechanical properties, such
Externí odkaz:
https://doaj.org/article/09775496ca0c42e98427738ce8e207c4
Publikováno v:
Shock and Vibration, Vol 2022 (2022)
Based on an analysis of real stress in rock specimens, the mechanisms of inertia and cracks on the dynamic properties of concrete material are discussed in this paper. A dynamic enhancement factor is introduced on the basis of static mesodamage const
Externí odkaz:
https://doaj.org/article/2831b021412949f1a53506aeecc4ba4f
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
Low-frequency seismic disturbances frequently induce violent rockburst hazards, seriously threatening the safety of deep excavation and mining engineering. To investigate the characteristics and mechanisms of rockbursts induced by seismic disturbance
Externí odkaz:
https://doaj.org/article/2d9ad868888d4cd094c7cf0c3a7f23bc
Publikováno v:
Advances in Civil Engineering, Vol 2021 (2021)
Rock engineering occupies an important position in the 21st century. In the face of rock engineering disasters, we are only looking for the essential problems through experiments on rocks, but rock experiments cannot be realized in large numbers, so
Externí odkaz:
https://doaj.org/article/8a171f3a76604094be19f890f810562d
Publikováno v:
Advances in Materials Science and Engineering, Vol 2021 (2021)
The hazard chain of rib spalling, roof collapse, and support instability occurring in steeply dipping coal seams (SDCSs) significantly threatens the safety and productivity of underground mining. A three-dimensional coal wall model was established co
Externí odkaz:
https://doaj.org/article/fc9b647cb44b4b038b805579ae3e3b4f
Publikováno v:
Applied Sciences, Vol 12, Iss 8, p 3864 (2022)
The multi-scale, high-resolution and accurate structural modeling of rocks is a powerful means to reveal the complex failure mechanisms of rocks and evaluate rock engineering safety. Due to the non-uniformity and opacity of rocks, describing their in
Externí odkaz:
https://doaj.org/article/f8bf22eac01a4a7db8fa929e3ec05080
Publikováno v:
Advances in Civil Engineering, Vol 2020 (2020)
Steeply inclined and thick coal seams in Huainan Panbei Coal Mine in Anhui Province, China, were analyzed by physical analog modeling, acoustic emission (AE), and distributed fiber sensing (DBS). The secondary deformation breakage law, sound, and lig
Externí odkaz:
https://doaj.org/article/d19c5bb7fd2a4874b93211e5aba095cc
Publikováno v:
Applied Sciences, Vol 11, Iss 22, p 10965 (2021)
Due to the different geological conditions and construction methods associated with different projects, rockbursts in deep-buried tunnels often present different precursor characteristics, bringing major challenges to the early warning of rockbursts.
Externí odkaz:
https://doaj.org/article/ead2052a748b4a90ad3d8f39bd2c4000
Publikováno v:
Advances in Civil Engineering, Vol 2018 (2018)
The TBM tunneling at the Jinping II hydropower station in Southwest China has received extensive concerns around the world because of its large engineering scale and the high rockburst risks faced in the tunnel advancement. The associated energy chan
Externí odkaz:
https://doaj.org/article/dc6013491b2e49f587ae7fb660f8aa35