Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Wulin Lei"'
Autor:
Wulin Lei, Xuanhong Du, Dingding Zhang, Jian Wang, Rili Yang, Chao Zheng, Xu Huang, Siyang Wang, Jian Zhao, Juheng Cao
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 10, Pp 4703-4719 (2024)
Abstract To study the influence of different geological and mining factors on the decompression effect of protective layer mining, a numerical simulation was carried out using FLAC3D numerical software. Taking the Hulusu coal mine as the engineering
Externí odkaz:
https://doaj.org/article/cc69d7a2d92642d5813a582fdd8460ae
Autor:
Xuanhong Du, Wulin Lei, Hengyan Zhang, Zhaohui Wen, Ruirui Zhao, Zhiheng Chen, Lan Yu, Chao Zheng, Jinhe Liu, Erjun Xing, Shengling Jiang, Rili Yang, Juheng Cao
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract A single load compression test of rock-coal-rock assemblages (RCRs) containing coal bodies with different inclinations was carried out with the research background of mining deep, large-steep coal seams. It was found that the larger the incl
Externí odkaz:
https://doaj.org/article/4552ca7564ca4f468b2c2883dc00ff51
Autor:
Wulin Lei, Lan Yu, Shangyu Bai, Yanfeng Chen, Feng Zhao, Chao Zheng, Xu Huang, Jiangyi He, Hualong Zhou
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract In order to safeguard the surface structures from mining damage while optimizing the liberation of coal resources under the dense surface buildings of the Cedi River coal mine. Considering that the analysis of the structure and type of surfa
Externí odkaz:
https://doaj.org/article/72feabc2f4334b0690685388975ab356
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-11 (2024)
Abstract The macro petrographic compositions and its pore characteristics of coal reservoir play critical role in the accumulation and development of coalbed methane (CBM). In this paper, the pore characteristics of vitrain and durain were analyzed t
Externí odkaz:
https://doaj.org/article/53e9ca2e938945728da38028c4bd89f5
Autor:
Jing Chai, Gaoyi Yang, Dingding Zhang, Jianfeng Yang, Zhi Li, Zhe Yan, Zixu Wang, Yibo Ouyang, Wulin Lei, Zhongyou Zheng, Kai Sun, Gang Han, Mingyue Weng
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-19 (2024)
Abstract The characteristics of floor failure and stress changes during the mining process of protective layers are crucial for determining the effectiveness of pressure relief. Three boreholes were designed in the 21104 fully mechanized mining face
Externí odkaz:
https://doaj.org/article/24eab71f231140ab8e1792ca0e8c5666
Akademický článek
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Publikováno v:
Optical Fiber Technology. 67:102706
The spatial distribution of rock mass stress in goaf seriously affects the stable operation of underground reservoir. Measurement of stress distribution in the goaf of coal mines is difficult due to the complex internal environment and other restrict
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::7dc08baedea922b5fc04241a8c2fdc58
https://doi.org/10.1016/j.yofte.2021.102706
https://doi.org/10.1016/j.yofte.2021.102706
Publikováno v:
IOP Conference Series: Earth and Environmental Science. 861:042052
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::6a01509fdab14ecd88fdf7d2dbf7b1f7
https://doi.org/10.1088/1755-1315/861/4/042052
https://doi.org/10.1088/1755-1315/861/4/042052
Publikováno v:
Measurement. 181:109559
In order to study the deformation law and internal stress evolution characteristics of overlying strata after shallow and thick coal seam mining, a physical similarity model with geometric size of 1500 × 1300 × 600 mm is designed and constructed. D
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::bad449ef6a413af8f5e11334337fe7d4
https://doi.org/10.1016/j.measurement.2021.109559
https://doi.org/10.1016/j.measurement.2021.109559
Publikováno v:
International Journal of Rock Mechanics and Mining Sciences. 141:104604
The destruction of the water-resistant key strata is the root cause of water resource destruction in ecologically fragile areas and mining water hazards. Accurate and effective scientific monitoring of the stability of water-resistant key strata is a
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1c2d48e8913d25ac4e82f05979fc28aa
https://doi.org/10.1016/j.ijrmms.2020.104604
https://doi.org/10.1016/j.ijrmms.2020.104604