Zobrazeno 1 - 10
of 24
pro vyhledávání: '"Ruoyu BAO"'
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 6, Pp 2456-2471 (2024)
Abstract To investigate the significant deformation of the surrounding rock within the dynamic pressure zone of the gateroad, this study utilized the tailgate of the 1506 longwall face in Anyang Coal Mine as the engineering context. A combined approa
Externí odkaz:
https://doaj.org/article/e92f659115cb4c81b9f687ffc7d7de41
Publikováno v:
Meitan xuebao, Vol 49, Iss 1, Pp 513-527 (2024)
As an important negative carbon technology to solve the carbon emission problem in the coal industry, the CO2 sequestration in the mine goaf has a wide application prospect in the secondary utilization of waste resources in the goaf and the capture a
Externí odkaz:
https://doaj.org/article/1ceca13ac0f94718924547944317b76e
Study on the Dynamic Evolution of Overburden Bed Separation Based on a Bed Separation Water Disaster
Autor:
Tao Yang, Jiarui Sun, Jie Zhang, Haifei Lin, Ruoyu Bao, Jianjun Wu, Yiming Zhang, Jiayue Deng
Publikováno v:
Applied Sciences, Vol 14, Iss 16, p 6925 (2024)
Water inrush from separation layers is a special type of water inrush disaster that occurs during coal mining. It is characterized by the absence of precursors before the inrush, a sudden and massive influx of water, strong destructive power, and sig
Externí odkaz:
https://doaj.org/article/451c715e8a884c75aa0ecaf33ad7702d
Publikováno v:
Case Studies in Thermal Engineering, Vol 56, Iss , Pp 104254- (2024)
In order to study the influence of the nature of the mining airspace on the natural convection heat transfer in the unventilated working face, we establish a numerical model of natural convection in a composite cavity containing porous media by CFD m
Externí odkaz:
https://doaj.org/article/34eb05eb22b4489aa6b4e84451a8b3b4
Publikováno v:
Heliyon, Vol 10, Iss 6, Pp e28303- (2024)
The construction of gas extraction boreholes in soft coal seams is prone to collapse and deformation, and grouting reinforcement is one of the main methods to solve the problem of efficient sealing. However, the reasonable selection of key grouting p
Externí odkaz:
https://doaj.org/article/65690a07939048d99c7dc2622cdbd436
Autor:
Tao Yang, Yiming Zhang, Jie Zhang, Haifei Lin, Ruoyu Bao, Yifeng He, Yihui Yan, Pengkun Luo, Haohao Wu, Jianping Sun, Haibo Pang
Publikováno v:
Applied Sciences, Vol 14, Iss 14, p 6127 (2024)
As the depth of coal seams increases and the demand for coal grows, the deformation and failure of roadways and coal pillars also intensify. To address the instability of roadways, it is crucial to study the appropriate dimensions for coal pillars. T
Externí odkaz:
https://doaj.org/article/db402590d5cf4e4589550563af29a837
Autor:
Jie Zhang, Qingsong Zhuo, Qian Zheng, Bin Wang, Mingang Zhang, Xiaoyu Zhao, Jigang Geng, Xiaoshi Li, Ruoyu Bao
Publikováno v:
PLoS ONE, Vol 19, Iss 9, p e0309544 (2024)
This study examines the corrosion characteristics of weakly cemented sandstone under alkaline conditions, evaluating the effects of varying pH levels on its macroscopic degradation, micro-porosity, and mechanical properties, notably uniaxial compress
Externí odkaz:
https://doaj.org/article/9a73a268c6a14ecb8351f8894cc7e6ef
Publikováno v:
Scientific Reports, Vol 12, Iss 1, Pp 1-14 (2022)
Abstract Particle loss is an important cause of water inrush catastrophes in collapsed columns. In order to study the relationship between the lost particles of different graded rock samples and the pore structure of the subsidence column filling, ex
Externí odkaz:
https://doaj.org/article/daf83fa8dd924a43a8b2666a115a05bf
Publikováno v:
ACS Omega, Vol 7, Iss 11, Pp 9303-9309 (2022)
Externí odkaz:
https://doaj.org/article/2ea2d620c91e491ba36610f5d84545e8
Publikováno v:
Energies, Vol 15, Iss 14, p 5012 (2022)
Exploring the evolution characteristics of gas seepage between boreholes during the drainage process is critical for the borehole’s layout and high-efficiency gas drainage. Based on the dual-porous medium assumption and considering the effect of st
Externí odkaz:
https://doaj.org/article/a7a877935ccc4ca48d49e3121de5133d