Zobrazeno 1 - 10
of 45
pro vyhledávání: '"Haixiao, Lin"'
Publikováno v:
Meikuang Anquan, Vol 55, Iss 2, Pp 10-18 (2024)
In order to investigate the damage characteristics and evolution of the coal body under uniaxial impact loading, a Split Hopkinson Pressure Bar （SHPB） device was used to obtain the kinetic response of the coal sample at an impact velocity of 5 m/
Externí odkaz:
https://doaj.org/article/cf268028fb674aeeb5725b85924398d8
Publikováno v:
Meikuang Anquan, Vol 54, Iss 11, Pp 25-32 (2023)
In order to study the compressive properties of low-temperature remolded coal, realize safely and rapidly uncovering coal seam in crosscut, and prevent coal and gas outburst, the coal samples were crumbled, selected and suppressed to obtain the remol
Externí odkaz:
https://doaj.org/article/dcd19f7c2d1b420f9e2058c524650b1c
Autor:
Shuaifang Guo, Yunxing Cao, Li Wang, Xinsheng Zhang, Wenying Zhang, Haixiao Lin, Zhengzheng Cao, Bingbing Meng
Publikováno v:
Water, Vol 15, Iss 23, p 4184 (2023)
Confining stress response is considered an accompanying behavior of hydraulic fracturing. Along these lines, an evaluation model of confining stress response was presented in this work. It was established on a rock representative volume element (RVE)
Externí odkaz:
https://doaj.org/article/e3b4a28b1d2649c7a7d6b6c61ecd8754
Publikováno v:
Energy Exploration & Exploitation, Vol 41 (2023)
The hidden collapse column has the characteristics of concealment, suddenness and connection with karst water, which pose a serious threat to safe production in coal mines. In this study, a numerical model of collapse columns with a random distributi
Externí odkaz:
https://doaj.org/article/1846d906c5b04888b275184fb727d9ee
Publikováno v:
ACS Omega, Vol 6, Iss 26, Pp 16744-16754 (2021)
Externí odkaz:
https://doaj.org/article/10e99a8440da425bab36b2fcab102b6a
Publikováno v:
Frontiers in Earth Science, Vol 10 (2022)
Structural coal has low permeability and high gas content. The increase of mining depth seriously restricts the safe mining of deep mines. Hydraulic flushing is the main means of gas extraction. The shape of the hydraulic flushing hole is an importan
Externí odkaz:
https://doaj.org/article/71308dfff29449f8b56e5634f5b51ec1
Publikováno v:
Geofluids, Vol 2022 (2022)
The study of landslide dynamic characteristics and accumulation patterns is of great significance for the quantitative evaluation of landslide hazards. This paper takes the Tangjiashan landslide as a research case, a real 3D model was established bas
Externí odkaz:
https://doaj.org/article/3276214eaf254b088ee656894cda3fa3
Publikováno v:
Geofluids, Vol 2022 (2022)
According to the damage evolution model of rock mass under stress-seepage coupling effect, the representative element theory is employed to describe the change law of rock mesostructure. Based on the theory of elasticity and Weibull distribution, the
Externí odkaz:
https://doaj.org/article/a6995a22f9a54137841850ee628e7f5e
Publikováno v:
Geofluids, Vol 2022 (2022)
The fracture characteristics of reactive powder concrete in different volume content of steel fiber are researched in this paper, combining with the photoelastic coating method and the mathematical analytical software MATLAB. More precisely, the whol
Externí odkaz:
https://doaj.org/article/bf37eca080bf48fa97ffa749d76121a4
Autor:
Yunlong, Jia, Zhengzheng, Cao, Zhenhua, Li, Feng, Du, Cunhan, Huang, Haixiao, Lin, Wenqiang, Wang, Minglei, Zhai
Publikováno v:
Scientific Reports; 5/14/2024, Vol. 14 Issue 1, p1-12, 12p