Zobrazeno 1 - 10
of 587
pro vyhledávání: '"Elastic Strain Energy"'
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 12, Pp 5004-5026 (2024)
The natural property of rock material, whether impact occurs, is the key influencing factor of the occurrence of rock burst disaster. To accurately assess rock burst proneness, this study focuses on typical sandstone as the research object. Uniaxial
Externí odkaz:
https://doaj.org/article/565f665a7b3e4bb49263ac32e3b93020
Publikováno v:
矿业科学学报, Vol 9, Iss 5, Pp 767-776 (2024)
This study proposes a layout scheme for external staggered roadway and builds a mechanical model for unconventional coal pillars with staggered positions as a solution to the waste of resources caused by the large coal pillar size between the section
Externí odkaz:
https://doaj.org/article/9a6b745c13574b819499a950c2302c14
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract The Qinling water conveyance tunnel has a large buried depth and high in-situ stress level, and rockburst disasters frequently occurred during excavation. In order to find out the mechanical mechanism of rockburst, the research work in this
Externí odkaz:
https://doaj.org/article/4ef246914c474496849a015ca05a1027
Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
With the increasing demand for coal resources and the unreasonable arrangement of subsequent working faces, mining activities in isolated working faces are more likely to induce coal burst accidents. In this study, the minimum distance principle is u
Externí odkaz:
https://doaj.org/article/96cb36cf602c4d719b7fd26332f9fcc7
Publikováno v:
Deep Underground Science and Engineering, Vol 3, Iss 1, Pp 25-38 (2024)
Abstract There is an urgent need to develop optimal solutions for deformation control of deep high‐stress roadways, one of the critical problems in underground engineering. The previously proposed four‐dimensional support (hereinafter 4D support)
Externí odkaz:
https://doaj.org/article/68aa6de09280481fa968f9c599fe3863
Publikováno v:
Journal of Materials Research and Technology, Vol 27, Iss , Pp 4562-4572 (2023)
Accurate prediction of the martensitic start (Ms) temperature is critical for controlling the β to α′ phase transformation process in titanium alloys. Based on the Galindo-Nava's model, the changes in Ms temperature for common Ti-X binary titaniu
Externí odkaz:
https://doaj.org/article/d679409cb2d54a078e9bb772594ef9d1
Publikováno v:
Zhejiang dianli, Vol 42, Iss 11, Pp 72-77 (2023)
Nitrile butadiene rubber （NBR） is a crucial sealing material for oil-immersed equipment， and its properties have a direct impact on the safe operation of equipment. With elastic strain energy density and hardness as the property parameters， t
Externí odkaz:
https://doaj.org/article/feaa160d1150473498543e0d509859f2
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 15, Iss 5, Pp 1186-1199 (2023)
Study on crack propagation process of brittle rock is of most significance for cracking-arrest design and cracking-network optimization in rock engineering. Phase-field model (PFM) has advantages of simplicity and high convergence over the common num
Externí odkaz:
https://doaj.org/article/1939c484f9b64b2b8fba04e606b92394
Publikováno v:
Buildings, Vol 14, Iss 8, p 2343 (2024)
This study aims to analyze the distribution characteristics of energy in deeply buried circular tunnels with a revealed cave. Analytical solutions for the stress and elastic strain energies in these tunnels are derived using the complex variable meth
Externí odkaz:
https://doaj.org/article/e07e94f4c82744e09387f048058c6c57
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