Zobrazeno 1 - 10
of 3 082
pro vyhledávání: '"Uniaxial Compressive Strength"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract In this research, the Yuxi section of Central Yunnan Water Diversion Project in Southwest of China, including the tunnel and the traversed sandy dolomite along its route, was selected as the research area, and different sandification degrees
Externí odkaz:
https://doaj.org/article/6fadc8a28a974f5d8a8ed452b704884f
Publikováno v:
矿业科学学报, Vol 9, Iss 5, Pp 786-796 (2024)
Briquette production method is vital to improving its strength and permeability in physical simulation test of coal mine gas disasters. This study adopts the Horsfield dense packing theory to optimize the ratio of briquette materials and investigates
Externí odkaz:
https://doaj.org/article/392df20d2dc3431c9a8365354b49c708
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract The study of rock burst tendency of rock masses with different sizes plays a key role in the prevention of rock burst. Through theoretical analysis, it is proposed that uniaxial compressive strength and deformation modulus ratio are the key
Externí odkaz:
https://doaj.org/article/e57af925f15b4861a35805efd73cf130
Publikováno v:
International Journal of Mining Science and Technology, Vol 34, Iss 6, Pp 747-762 (2024)
To better understand the failure behaviours and strength of bolt-reinforced blocky rocks, large scale extensive laboratory experiments are carried out on blocky rock-like specimens with and without rockbolt reinforcement. The results show that both s
Externí odkaz:
https://doaj.org/article/e5429d68b75149d7b17fb19b03fa60e5
Publikováno v:
Analytical and Numerical Methods in Mining Engineering, Vol 14, Iss 39, Pp 1-12 (2024)
Porosity plays a crucial role in both natural and man-made materials, serving as a fundamental microstructural characteristic that has a significant impact on their physical properties. Soils and rocks in nature are porous materials that are usually
Externí odkaz:
https://doaj.org/article/e55fa6059d8f4a81b7e62328a911a2aa
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-17 (2024)
Abstract Resin grout is widely used in geotechnical and underground engineering, and is often affected by different mine water solutions. This study considered the effects of different mine water solutions and soaking times on resin grout. Soaking te
Externí odkaz:
https://doaj.org/article/a528c0a0b7844bb39fb90ccd9cf0539e
Publikováno v:
矿业科学学报, Vol 9, Iss 3, Pp 426-434 (2024)
As the core unit of backfill mining method, the strength of backfill is an important indicator to ensure safe mining. Na-based bentonite features a high methylene blue adsorption capacity and green compressive strength, making it a high-quality addit
Externí odkaz:
https://doaj.org/article/add4355a5a6b4e679384c6661fab9272
Publikováno v:
Science and Engineering of Composite Materials, Vol 31, Iss 1, Pp 133-44 (2024)
To investigate the impact of curing environments on the mechanical properties of coal gangue cementation (CGC), various curing methods were established, including standard bag curing, standard curing, natural sealing curing, natural curing, water cur
Externí odkaz:
https://doaj.org/article/716fe0b598394dd8bb019542a6a76042