Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Yaoqi Liu"'
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 9, Pp 3798-3811 (2024)
Analyzing rock mass seepage using the discrete fracture network (DFN) flow model poses challenges when dealing with complex fracture networks. This paper presents a novel DFN flow model that incorporates the actual connections of large-scale fracture
Externí odkaz:
https://doaj.org/article/e611fb0471a542d7b76a9b7933b21955
Publikováno v:
Meitan xuebao, Vol 49, Iss 4, Pp 1752-1770 (2024)
The rock burst frequently occurs in the roadways with top coal, and the roof disasters are particularly severe under dynamic stress in China. In order to explore the classification and instability mechanisms of anchoring structures in the roadways wi
Externí odkaz:
https://doaj.org/article/6f6cd17c6c0f45e8891c1cfbbe93c720
Publikováno v:
Geomatics, Natural Hazards & Risk, Vol 15, Iss 1 (2024)
Rockbursts have become one of the most serious hazards in underground mines worldwide. While the characteristics of ground motions before rockbursts (or high-magnitude events (HMEs)) have not been studied. In this study, the peak ground velocity (PGV
Externí odkaz:
https://doaj.org/article/5efaea1434984bac85483ffbaebc42cf
Publikováno v:
Meitan xuebao, Vol 48, Iss 11, Pp 4024-4035 (2023)
In the Ordos mining area of North China, the Jurassic coal seam is commonly overlain by extremely thick cretaceous sandstone strata. Based on the seismic displacement field and relative moment tensor inversion method, this paper investigates the mine
Externí odkaz:
https://doaj.org/article/c2a143d7b7ec4c6698b7fb8e41dd77ec
Publikováno v:
Meitan xuebao, Vol 48, Iss 10, Pp 3659-3673 (2023)
Under the background of coal mine intelligent construction, how to efficiently extract adequate information from the massive monitoring data of coal burst and improve the accuracy of prediction and warning is the focus and difficulty of future resear
Externí odkaz:
https://doaj.org/article/7523ffacdea148c19c1e1701c5315197
Publikováno v:
ACS Omega, Vol 8, Iss 39, Pp 36588-36596 (2023)
Externí odkaz:
https://doaj.org/article/d119bd9d0dd94a58acf963272ac6624c
Publikováno v:
Applied Sciences, Vol 14, Iss 14, p 6154 (2024)
An investigation of risk factors has been identified as a crucial aspect of the routine management of rockburst. However, the identification methods for principal impact factors and the examination of the relationship between seismic energy and other
Externí odkaz:
https://doaj.org/article/92724502d92b455bbb4ae4d436399510
Publikováno v:
Geomatics, Natural Hazards & Risk, Vol 14, Iss 1 (2023)
AbstractWith the increase in coal mining depth, many rock bursts triggered by fold structures have been observed, but the disaster mechanism is not clear. This research aims at investigating the influence of upright fold structure(UFS) on rock burst
Externí odkaz:
https://doaj.org/article/e0c6a6fa72e44e6598b41b4a7c3104b5
Publikováno v:
Geomatics, Natural Hazards & Risk, Vol 14, Iss 1 (2023)
AbstractWith the increase of mining depth and mining intensity of the large inclined extra-thick coal seam (LIETCS), the number of rock bursts increases significantly. In this paper, based on a rock burst during upper roadway driving of the LIETCS, t
Externí odkaz:
https://doaj.org/article/fe5fb0588f654d49b20159eb8ed00709
Publikováno v:
Meitan xuebao, Vol 48, Iss 5, Pp 2065-2077 (2023)
Under the background of the rapid development of intelligent coal burst monitoring technology, how to use massive seismic monitoring information to investigate source rupture and apply it to the prediction, early warning, or prevention of coal burst
Externí odkaz:
https://doaj.org/article/265c0d0871f94f8298103778ac77c57a