Zobrazeno 1 - 10
of 20
pro vyhledávání: '"Lianpeng Dai"'
Autor:
Wei Wang, Yishan Pan, Yonghui Xiao, Lianpeng Dai, Xinping Zhang, Yuheng Wang, Xufeng Qin, Yanfei Zhu, Yan Liu, Gang Li
Publikováno v:
Journal of Rock Mechanics and Geotechnical Engineering, Vol 16, Iss 10, Pp 3885-3906 (2024)
In current practice of bolt reaming and anchoring of roadways in soft coal and rock mass, resin cartridges bend easily under the strong pushing and stirring of bolts, and the resin accumulates in the bolt-reamed area and does not participate in the s
Externí odkaz:
https://doaj.org/article/67ef04ff90d5455c8e5220c874281ef1
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-13 (2024)
Abstract Rock burst disasters severely restrict the safe and efficient mining of coal. The fundamental cause of their occurrence is the concentration of stress within the coal mass. Stress monitoring in coal seam drilling is widely used as an effecti
Externí odkaz:
https://doaj.org/article/5dd241d7630949f5acd865aba0442240
Publikováno v:
ACS Omega, Vol 9, Iss 12, Pp 14075-14083 (2024)
Externí odkaz:
https://doaj.org/article/1afaf47ebea74f6e95e036941141c5ab
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-11 (2023)
Abstract Water from hydraulic technology affects the desorption of gas from coal seams. Gas desorption behavior is critical information for gas control in coal mines. In this study, a designed coal seam water injection simulation experimental device
Externí odkaz:
https://doaj.org/article/198d3715fa7e4837a8261e25cb9a248d
Publikováno v:
Scientific Reports, Vol 13, Iss 1, Pp 1-14 (2023)
Abstract Indoor testing are performed to explore the charge induction law during the uniaxial compression fracture process of coal samples, and the charge time and frequency domain signals of coal samples with different primary fissures are analyzed
Externí odkaz:
https://doaj.org/article/a33d62e13f814fc68c8e3d7c437eee22
Publikováno v:
PLoS ONE, Vol 19, Iss 9, p e0306449 (2024)
To address the conflict between pressure relief and support effectiveness caused by large-diameter boreholes in roadway surrounding rock, this paper proposes a method involving variable-diameter boreholes for pressure relief and energy dissipation. W
Externí odkaz:
https://doaj.org/article/3be19ebaeeae46688e9b03489d264e69
Publikováno v:
Applied Sciences, Vol 14, Iss 10, p 4323 (2024)
To explore the causes of mine tremors in coal mines with sandstone roofs, a three-point bending loading experiment was designed for composite sandstone layers, and the fracture and interlayer shear slip characteristics of the composite sandstone laye
Externí odkaz:
https://doaj.org/article/87891cac523c4a579975c28fdf5e5918
Publikováno v:
International Journal of Coal Science & Technology, Vol 9, Iss 1, Pp 1-20 (2022)
Abstract Ground support is widely implemented to mitigate dynamic rock failures in underground mines. This paper investigated the ground support requirements in burst-prone mines to mitigate the catastrophic dynamic rock failures of rock and/or coal
Externí odkaz:
https://doaj.org/article/c0bc7555e91945ca918338c1784ae00d
Publikováno v:
Materials, Vol 16, Iss 19, p 6424 (2023)
Coal seam drilling is a simple, economical, and effective measure commonly used to prevent and control rock burst. Following rock burst, coal exhibits significant dynamic characteristics under high strain-rate loading. Our purpose was to determine th
Externí odkaz:
https://doaj.org/article/214e3539f148461fba23c2ae5855fa17
Publikováno v:
Applied Sciences, Vol 13, Iss 14, p 8470 (2023)
Overlying strata movement has an important effect on the stability of coal along goaf. In order to study the impact of overlying strata movement on the stability of coal during fully mechanized top-coal caving mining, a simulation experiment was cond
Externí odkaz:
https://doaj.org/article/4240451d4dd845ea9d7557414843be8f