Zobrazeno 1 - 10
of 365
pro vyhledávání: '"Yingming Li"'
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-16 (2024)
Abstract Predicting and understanding the phenomenon of surface subsidence caused by coal mining in working faces with faults are important issues for safe coal mining and efficient production. In numerical simulation experiments, it was found that t
Externí odkaz:
https://doaj.org/article/600e504b0a264bfcab1516cbcd8cc182
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 7, Pp 57-67 (2024)
In order to obtain high performance cement-based grouting materials for mining and expand the application of staple fiber in the field of full-length anchorage, Utilizing ultrafine silica cement as the binder material, with the addition of accelerato
Externí odkaz:
https://doaj.org/article/e6ef5011c66e4ff3aa6bcaa1e27c87c9
Publikováno v:
International Journal of Coal Science & Technology, Vol 10, Iss 1, Pp 1-17 (2023)
Abstract Coal mining under the geological conditions of a loose layer will lead to the intensification of surface movement and deformation, and mining under the geological conditions of a fault will lead to the living slip of a fault. Mining under bo
Externí odkaz:
https://doaj.org/article/bc5c7f4f29564a73a125db390fca4673
Publikováno v:
Meitan kexue jishu, Vol 51, Iss 10, Pp 24-34 (2023)
A mechanical model of full-length anchoring bolt is established to study the stability of mechanical bearing structure of surrounding rock in high stress soft rock roadway after full-length anchoring bolt. The model considers the dilatancy characteri
Externí odkaz:
https://doaj.org/article/36bdb236ca1a4eea98f9db5fd279afc0
Autor:
Run Yin, Kailing Zhang, Yingming Li, Zilei Tang, Ruiyu Zheng, Yue Ma, Zonghan Chen, Na Lei, Lei Xiong, Peixin Guo, Gang Li, Yuhuan Xie
Publikováno v:
Frontiers in Immunology, Vol 14 (2023)
Depression is a complex and biologically heterogeneous disorder. Recent studies have shown that central nervous system (CNS) inflammation plays a key role in the development of depression. Lipopolysaccharide (LPS)-induced depression-like model in mic
Externí odkaz:
https://doaj.org/article/51b5a2c108ef465399c0ee9498ca7dbd
Publikováno v:
Journal of the Belgian Society of Radiology, Vol 107, Iss 1, Pp 81-81 (2023)
Objective: We characterize computed tomography (CT) and magnetic resonance imaging (MRI) features of bronchogenic cysts (BCs) and analyze misdiagnosis. Methods: The retrospective study consisted of 83 patients with BCs. CT and MRI images were assesse
Externí odkaz:
https://doaj.org/article/59c1d4db2cc54c29a34fc568f27cd29b
The Failure Law and Combined Support Technology of Roadways with Weak Surrounding Rock in Deep Wells
Publikováno v:
Applied Sciences, Vol 13, Iss 17, p 9738 (2023)
In order to effectively address stability control technology issues of soft surrounding rock roadways in deep mines. This study analyses the deformation and failure characteristics of the surrounding rock of a −962 m horizontal track roadway with o
Externí odkaz:
https://doaj.org/article/0d31d439511c43d4bf6456bc8c99d024
Publikováno v:
Applied Sciences, Vol 13, Iss 9, p 5662 (2023)
The coal mine wind shaft is an important ventilation channel in coal mines, and it is of great significance to ensure its long-term safety. At present, the inspection of wind shafts still depends on manual work, which has low reliability and high ris
Externí odkaz:
https://doaj.org/article/f4c93c4ab9f34599ad13cc079c993516
Publikováno v:
International Journal of Mining Science and Technology, Vol 30, Iss 6, Pp 889-899 (2020)
Severe gas disasters in deep mining areas are increasing, and traditional protective coal seam mining is facing significant challenges. This paper proposes an innovative technology using soft rock as the protective seam in the absence of an appropria
Externí odkaz:
https://doaj.org/article/3f83ce354ec642469d2e13d7adf4169d
Publikováno v:
Geofluids, Vol 2022 (2022)
At present, the theory of supporting the surrounding rock small structure of gob-side entry driving has been widely used, but there is no specific quantitative analytical formula for the bearing strength and bearing characteristics of the structure.
Externí odkaz:
https://doaj.org/article/4ae75f35857a4ba3a8b158df4a6ada64