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Mechanical mechanism analysis of rockburst in deep-buried tunnel with high in-situ stress [PDF]
Scientific ReportsThe Qinling water conveyance tunnel has a large buried depth and high in-situ stress level, and rockburst disasters frequently occurred during excavation.
Chao Zhou +4 more
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工程科学学报, 2023 The Gaoloushan Tunnel is a control project for Longnan city and Jiuzhaigou, Sichuan Province. With the characteristics of "three high and one large," this project is a typical representative of a deeply buried, long highway tunnel under complex ...
Xiao-ming SUN +8 more
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Development of Rockburst Research: A Comprehensive Review
Applied Sciences, 2022 Rockburst is a difficult problem in underground resource development and infrastructure construction. With scientific and technological progress, more research technologies and methods to prevent rockburst have been proposed and applied. Research content
Meng Wu +3 more
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Journal of Rock Mechanics and Geotechnical Engineering, 2023 One of the major factors inhibiting the construction of deep underground projects is the risk posed by rockbursts. A study was conducted on the access tunnel of the Shuangjiangkou hydropower station to determine the evolutionary mechanism of ...
Haoyu Mao +6 more
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A review of rockburst: Experiments, theories, and simulations
Journal of Rock Mechanics and Geotechnical Engineering, 2023 Rockburst is becoming a huge challenge for the utilization of deep underground space. Extensive efforts have been devoted to investigating the rockburst behavior and mechanism experimentally, theoretically, and numerically.
Manchao He +3 more
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Stress Deflection Effect and Rockburst Mechanism in Staggered Roadways Beneath “L-Shaped” Residual Pillar [PDF]
SensorsFrequent rockbursts in staggered roadways beneath residual coal pillars pose a critical challenge for the slice mining of ultra-thick coal seams. Taking the LW250101-2 of Huating Coal Mine as a case study, this paper systematically reveals the stress ...
Qiang Lu +7 more
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Rockburst mechanism in soft coal seam within deep coal mines
International Journal of Mining Science and Technology, 2017 A number of rockburst accidents occurring in soft coal seams have shown that the rockburst mechanism involved in soft coal seams is significantly different from that involved in hard coal seams.
Junfei Zhang +4 more
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International Journal of Coal Science & TechnologyWith the increase of mining scope, rockburst occurs frequently, but its generation mechanism has not been understood comprehensively. Based on a rockburst in the coal pillar area of high tectonic stress zones (HTSZs), this study analyzed the distribution
Songwei Wang +7 more
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Study on Stress-Type Rockburst Mechanism Based on Continuous-Discontinuous Element Method [PDF]
Lithosphere, 2023 Rockburst plays a serious threat to personnel and equipment during underground engineering construction. The study of the rockburst mechanism is helpful to its prediction and prevention. Based on the characteristic analysis of a large number of rockburst
Kezhu Chen +5 more
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State of the art review of the risk assessment and early warning methods for fault-slip rockburst
矿业科学学报, 2022 Underground engineering generally needs to pass through a significant number of geological structure areas, which can easily induce fault-slip rockburst, threatening the engineering structure's stability.For revealing the mechanism of disaster causing of
Gao Ansen, Qi Chengzhi, Shan Renliang
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