Zobrazeno 1 - 10
of 2 546
pro vyhledávání: '"Fractured rock"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract This study aims to analyze the vibration signals near the ground surface due to the underneath drilling and blasting activities in a fissured rock tunnel. Blasting induced vibration on the ground surface was continuously monitored in a fissu
Externí odkaz:
https://doaj.org/article/3f7e8b90771148c1bae4c88fbc8dc0bc
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 8, Pp 3047-3062 (2024)
In open pit mining, uncontrolled block instabilities have serious social, economic and regulatory consequences, such as casualties, disruption of operation and increased regulation difficulties. For this reason, bench face angle, as one of the contro
Externí odkaz:
https://doaj.org/article/045f83ad8c4b421b8740f6215802f916
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-20 (2024)
Abstract With regard to deep mining in metal mines, an investigation into the failure mode of deep fractured rock masses and their corresponding acoustic emission signal characteristics is conducted via uniaxial compression tests. Subsequently, a fra
Externí odkaz:
https://doaj.org/article/c49f04c163fe43c88c37a84f6946102d
Publikováno v:
International Journal of Mining Science and Technology, Vol 34, Iss 7, Pp 995-1016 (2024)
Complexities in mechanical behaviours of rock masses mainly stem from inherent discontinuities, which calls for advanced bolt-grouting techniques for stability enhancement. Understanding the mechanical properties of bolt-grouted fractured rock mass (
Externí odkaz:
https://doaj.org/article/5a99bbfdd5a345a1a6e54190b2d56a6b
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 6, Pp 1977-1992 (2024)
As a calculation method based on the Galerkin variation, the numerical manifold method (NMM) adopts a double covering system, which can easily deal with discontinuous deformation problems and has a high calculation accuracy. Aiming at the thermo-mech
Externí odkaz:
https://doaj.org/article/fcd6915046404fcea686dc4bb5dbc101
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract In practical engineering, the development of surface cracks is one of the most important reasons for the destruction of the rock mass, and the development of complex morphology fractures on the rock mass surface significantly influences rock
Externí odkaz:
https://doaj.org/article/26dae5bb15de47c3a7c13e412b33ac0d
Publikováno v:
Case Studies in Thermal Engineering, Vol 61, Iss , Pp 104918- (2024)
The aim of this paper is to explore hydrothermal transport in surrounding rocks during deep mining, focusing on the mechanisms and key factors influencing groundwater seepage and heat accumulation disasters. Stress–seepage coupling tests were condu
Externí odkaz:
https://doaj.org/article/ce7c310f7ceb4547b9b71112f6b30456
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 51, Iss 3, Pp 90-101 (2024)
The fissure morphology has an important influence on rock mechanical properties and crack propagation behavior. A series of uniaxial compression tests were carried out on the intact granite samples and granite samples with different prefabricated fis
Externí odkaz:
https://doaj.org/article/d6deeb1a95b94ac19c1f219f4a9ff173
Autor:
Nudthawud Homtong, Wisaroot Pringproh, Kankanon Sakmongkoljit, Sattha Srikarom, Rungtiwa Yapun, Ben Wongsaijai
Publikováno v:
AIMS Geosciences, Vol 10, Iss 2, Pp 242-262 (2024)
Assessing the capacity of groundwater is essential for efficient water management. Regrettably, evaluating the potential of groundwater in regions with limited data accessibility, particularly in mountainous regions, presents significant challenges.
Externí odkaz:
https://doaj.org/article/0e15454b3fa34a71bb5c5ca48f6f24aa
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-15 (2024)
Abstract Freeze–thaw failure of frozen rock slope often occurs during engineering construction and mining in cold area, which poses a great threat to engineering construction and people's life safety. The properties of rock mass in cold region will
Externí odkaz:
https://doaj.org/article/d4a4cb27f5724b368bc45dee5d3620d9