Zobrazeno 1 - 10
of 94
pro vyhledávání: '"Xingping LAI"'
Autor:
Yun ZHANG, Liang TONG, Xingping LAI, Shenggen CAO, Baoxu YAN, Yongzi LIU, Haoqiang SUN, Yanbin YANG, Wei HE
Publikováno v:
Meitan xuebao, Vol 49, Iss 7, Pp 3276-3290 (2024)
The coal-rock identification technology in the roadway excavation process is the core of the automatic adjustment of roadheader’s cutting head, and it is also one of the key problems restricting the development of intelligent mines. In view of the
Externí odkaz:
https://doaj.org/article/ee036306e3524bf7bfe4ab5e00b72898
Publikováno v:
Meitan xuebao, Vol 49, Iss S1, Pp 483-494 (2024)
As an important component of intelligent mine construction, the underground intelligent separation of coal and gangue can effectively improve the green utilization of mine resources. At present, the visible light image recognition technology for the
Externí odkaz:
https://doaj.org/article/e223063a98674595a6cd70956c4efa3b
Autor:
Yun Zhang, Liang Tong, Xingping Lai, Shenggen Cao, Baoxu Yan, Yanbin Yang, Yongzi Liu, Wei He
Publikováno v:
International Journal of Coal Science & Technology, Vol 11, Iss 1, Pp 1-16 (2024)
Abstract Coal-rock interface identification technology was pivotal in automatically adjusting the shearer’s cutting drum during coal mining. However, it also served as a technical bottleneck hindering the advancement of intelligent coal mining. Thi
Externí odkaz:
https://doaj.org/article/0536c3b9ea724cf5a8eaea93ccd2b65b
Publikováno v:
Geomechanics and Geophysics for Geo-Energy and Geo-Resources, Vol 10, Iss 1, Pp 1-16 (2024)
Abstract It is essential to elucidate the mechanical mechanism of water injection and large-diameter drilling pressure relief measures on coal rock deformation and failure. This helps coal mines adopt more precise and effective dynamic disaster preve
Externí odkaz:
https://doaj.org/article/9bb2edc04dc64d658c7418d604481cf9
Autor:
Feng CUI, Suilin ZHANG, Xudong LIU, Xingping LAI, Songtao JI, Panfei FENG, Chong JIA, Changliang LU, Hao WANG
Publikováno v:
Meitan xuebao, Vol 49, Iss 4, Pp 1786-1803 (2024)
The occurrence of coal mine rock burst disasters is closely related to the spatial structure, especially in the complex spatial structure area. It is of great significance to master the law of coal and rock catastrophe and reveal its mechanism in the
Externí odkaz:
https://doaj.org/article/5212db54b0bd49e6a4b1997e9fe310bc
Publikováno v:
Meitan kexue jishu, Vol 52, Iss 4, Pp 1-11 (2024)
The occurrence conditions of shallow buried coal seams under the water-rich gully region are special, and the development and evolution characteristics of water-conducting fractures in the overlying strata of the stope are complex. In order to reveal
Externí odkaz:
https://doaj.org/article/ce0cf619a7c842eba6310a8ccc9f330f
Autor:
Xingping Lai, Haoyu Zhu, Pengfei Shan, Yun Zhang, Longquan Wu, Hao Qiao, Haozhou Zhao, Ziqiang Dai
Publikováno v:
Energy Science & Engineering, Vol 12, Iss 4, Pp 1745-1758 (2024)
Abstract In view of the problem strong rock pressure is easy to occur in coal seam mining in western gully terrain. Based on the coal seam mining conditions in the gully area under the compound key strata of Zhujiamao Coal Mine, the methods of simila
Externí odkaz:
https://doaj.org/article/12c07013a33341f4aed4fba91250b03c
Autor:
Pengfei Shan, Zheng Meng, Xingping Lai, Xiongfei Xue, Chenwei Li, Jindong Wang, Wei Li, Long Zhang, Bojia Xi, Hongjun Jiang
Publikováno v:
Frontiers in Earth Science, Vol 12 (2024)
In this paper, the No. 30201 working face of a specific colliery was determined as the study area in the Yushen mining area, China. The objective of this paper is to determine the optimal position for pressure regulation measures during the final min
Externí odkaz:
https://doaj.org/article/b6e5f12a8fec411ca8a720141166cf3e
Autor:
Xingping LAI, Chong JIA, Haidong XU, Feng CUI, Xudong LIU, Hao WANG, Changliang LU, Suilin ZHANG, Shifeng HE
Publikováno v:
Meitan xuebao, Vol 49, Iss 1, Pp 337-350 (2024)
With the gradual coal mining of deep rock burst mine, the impact accompanying roadway excavation becomes more and more intense. Aiming at the problem of effective prevention and control of rock burst in roadway excavation, taking the steep seam mine
Externí odkaz:
https://doaj.org/article/ea95cfc9eb1943799b6808810cc55ccf
Publikováno v:
Scientific Reports, Vol 14, Iss 1, Pp 1-14 (2024)
Abstract Rock burst disaster is still one of the most serious dynamic disasters in coal mining, seriously restricting the safety of coal mining. The b value is the main parameter for monitoring rock burst, and by analyzing its changing characteristic
Externí odkaz:
https://doaj.org/article/d71a00238bbc4d4993475e0feec146ad