Zobrazeno 1 - 10
of 90
pro vyhledávání: '"rockburst prevention"'
Autor:
Zhongbin WANG, Lei SI, Jinheng GU, Dong WEI, Jianbo DAI, Dezhong XIN, Xiufeng ZHANG, Hang CHEN, Fei XING
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 9, Pp 220-237 (2024)
Drilling robot for rockburst prevention is a necessary equipment for achieving unmanned pressure relief in coal mines with high in-situ stress. Developing a reliable drilling trajectory measurement system while drilling is an important measure to ens
Externí odkaz:
https://doaj.org/article/ec194543868a46c790f16b5f93e478fb
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-21 (2024)
Abstract Rockbursts are a complex phenomenon characterized by a violent ejection of rock fragments from the free face of deep underground mines. Due to the sudden, disruptive, and complex nature of these events, accurate predictions of rockbursts are
Externí odkaz:
https://doaj.org/article/5f1dd3d669bb4cea9393b01ce5999d8c
Publikováno v:
Underground Space, Vol 14, Iss , Pp 70-98 (2024)
The technical challenges associated with deep underground space activities have become increasingly significant. Among these challenges, one major concern is the assessment of rockburst risks and the instability of rock masses. Extensive research has
Externí odkaz:
https://doaj.org/article/9235ff022b834a0eaba5cc14eac2e745
Publikováno v:
Applied Sciences, Vol 14, Iss 19, p 8653 (2024)
Rock bursts are among the most severe and unpredictable hazards encountered in deep rock engineering, posing substantial threats to both construction safety and project progress. This study provides a comprehensive investigation into how moisture inf
Externí odkaz:
https://doaj.org/article/9615026edcf84d60a42facf7ba290bac
Publikováno v:
Buildings, Vol 14, Iss 8, p 2298 (2024)
As a unique geological hazard in a high-geo-stress environment, rockburst happens with strong suddenness, randomness, and destructiveness, but the mechanism of its occurrence in a deep-buried tunnel in a high-geo-stress environment needs further stud
Externí odkaz:
https://doaj.org/article/c346e10c5df74de68cf3e0c4b4d3577d
Publikováno v:
Meitan xuebao, Vol 48, Iss 5, Pp 2078-2091 (2023)
Roof blast presplitting technology is an important means to preventing rockburst. Taking the frequent occurrence of rockburst in the gob-side roadway with hard roof in Ordos as background, the mechanical and UDEC numerical models of gob-side roadway
Externí odkaz:
https://doaj.org/article/9c2199b5e667467c9038add32df9f23b
Publikováno v:
Machines, Vol 12, Iss 5, p 298 (2024)
A walking trajectory tracking control approach for a walking electrohydraulic control system is developed to reduce the walking trajectory tracking deviation and enhance robustness. The model uncertainties are estimated by a designed state observer.
Externí odkaz:
https://doaj.org/article/7d64ea33fa3345baa00fc1689d0a9e66
Publikováno v:
Sensors, Vol 24, Iss 8, p 2404 (2024)
This study develops an adaptive sliding mode control approach for a drilling tool attitude adjustment system, aiming at solving the problems of model uncertainties and insufficient ability of disturbance suppression during the regulation behavior. To
Externí odkaz:
https://doaj.org/article/59f0228ed1214d53adc994036b079a09
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Akademický článek
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