Zobrazeno 1 - 10
of 54
pro vyhledávání: '"burst risk"'
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 12, Pp 5493-5503 (2024)
ABSTRACT As an effective means of coal burst prevention, large‐diameter drilling pressure relief technology have been widely used in coal burst mines in China. Engineering practice shows that drilling pressure relief has obvious time‐effect. Thro
Externí odkaz:
https://doaj.org/article/05fd133b77814d458f30fcd69bcfaccf
Publikováno v:
Meikuang Anquan, Vol 55, Iss 3, Pp 139-146 (2024)
Under the influence of unreasonable geological conditions, mining layout and excavation connection, island working face will be set up in the layout of working face, which seriously affects the safe mining of the mine. In order to solve the problem o
Externí odkaz:
https://doaj.org/article/63869d246b694591848e12aaebe7469e
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Publikováno v:
Gong-kuang zidonghua, Vol 48, Iss 8, Pp 69-75 (2022)
The existing research on the rock burst risk of faults under different conditions is mostly carried out around the footwall mining or single fault form. The comparative research on the rock burst risk of hanging wall mining of different faults is sel
Externí odkaz:
https://doaj.org/article/532a4e984e374b3c95eef9930f647ff7
Publikováno v:
Energy Science & Engineering, Vol 10, Iss 4, Pp 1314-1327 (2022)
Abstract Coal burst has become one of the most serious hazards in longwall coal mines of many countries, and extensive studies have been conducted on the mechanism, prediction, and prevention of coal bursts. However, most of these studies focus on qu
Externí odkaz:
https://doaj.org/article/de14eb5547534c2285a79588055dfcb5
Publikováno v:
Shuiwen dizhi gongcheng dizhi, Vol 48, Iss 5, Pp 81-90 (2021)
The large terrain undulations and strong regional geological structures are the typical characteristics along the Sichuan-Tibet Railway. The high ground stress problem in tunnel construction is extremely complex, especially the rockburst problem in d
Externí odkaz:
https://doaj.org/article/2267468f0a1e4e09b43ce499944ec38b
Akademický článek
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Rock burst risk assessment of working face during open-off cut based on acoustic emission monitoring
Autor:
XING Linnan
Publikováno v:
Meikuang Anquan, Vol 52, Iss 12, Pp 194-198,206 (2021)
Impact risk assessment is a work that must be carried out in driving and stoping stage in mining coal seam with impact risk to ensure the safety of driving and stoping working face. As one of the methods to evaluate the impact risk, ground acoustic e
Externí odkaz:
https://doaj.org/article/a06f5fb39ef04907a06736a875c7eb93
Publikováno v:
Resources, Vol 11, Iss 10, p 87 (2022)
Geophysical methods for local rock burst prediction are currently being developed along two lines: improving recording equipment and improving data processing methods. Progress in developing processing methods is constrained by the lack of informativ
Externí odkaz:
https://doaj.org/article/a86c02c9cf7d42de8379716418668424
Akademický článek
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