Results 101 to 110 of about 792 (177)

Research on the Mechanism and Control of Spalling on 8 m Fully Mechanized Mining Face in Huoxi Coalfield

Applied Sciences
The great success of fully mechanized mining with a large mining height of 8 m and above in Mongolia and Shaanxi proves the feasibility of this technology. Although fully mechanized mining with a large mining height significantly increases the production
Lin Meng, Mei Wang, Chenlong Wang, Yongkang Yang   +3 more
doaj   +1 more source

A Hybrid Coal Flow-Centric Predictive Model for Mining–Transportation Coordination Based on an LSTM–Transformer

Mathematics
This paper addresses the issue of coordination failures in fully mechanized mining equipment under complex operating conditions, which can lead to operational abnormalities and safety hazards.
Yue Wu, Guoping Li, Longlong He, Jiangbin Zhao, Ruiyuan Zhang, Xiangang Cao   +5 more
doaj   +1 more source

Clarity method of fog and dust image in fully mechanized mining face [PDF]

At present, the abnormal state of equipment and surrounding rocks in the fully mechanized mining face is mainly detected by visual methods. However, the vision sensor works in a low-light environment and it is affected by factors such as water fog and ...
Zhang, G, Wang, Y, Zhao, X, Mao, Q, Zhang, X, Mushayi, K   +5 more
core   +1 more source

Research on evaluation of overall three-dimensional spatial straightness of fully mechanized mining face

Gong-kuang zidonghua
The existing straightness evaluation methods for fully mechanized mining faces adopt planar straightness, describing straightness through information from a single piece of equipment such as a hydraulic support or a scraper conveyor, without considering ...
LIU Kun, SONG Yuke, XIE Jiacheng, WANG Lijie, WANG Xuewen, WANG Yongfeng   +5 more
doaj   +1 more source

Reform and prospects of mining technology for large inclined coal seam in China

The steeply dipping coal seam is one of the main forms of coal storage in China. It is widely and regionally distributed. According to incomplete statistics, twenty-six provinces, autonomous regions and municipalities directly under the central ...
Dongfeng YUN, Yongping WU, Wenyu LYU, Xicai GAO, Jingyu HUANGFU, Shenghu LUO, Ding LANG, Bosheng HU, Junming LI, Yanli ZHANG, Panshi XIE, Li WANG, Hongwei WANG, Guochun HUANG, Bangyuan ZHOU, Bin LIU, Youfu ZENG   +16 more
core   +1 more source

Failure characteristic and fracture evolution law of overburden of thick coal in fully mechanized sub-level caving mining

, 2017
In mining process, the height of water flowing fractured zone is important significance to prevent mine of water and gas, in order to further research the failure characteristic of the overlying strata.
Nur Asiha Binti Sazali
core  

Intelligent Monitoring and Dynamic Regulation Equipment and Software Development for the Equal-Pressure Fully Mechanized Mining Face in the Sandaogou Coal Mine. [PDF]

Sci Rep
Wang Z, Liu L, Yuan Q, Li W, Wang D, Zhao D, Li Y, Pan J, Qiu C.   +8 more
europepmc   +1 more source

Working face status detection in coal mine based on YOLOv8-EST. [PDF]

Sci Rep
Wang H, Wu G, Yang Q, Huang Y, Lv Z, Yang J.   +5 more
europepmc   +1 more source

The impact of obstacle parameters on mid-high frequency noise propagation in comprehensive mining workfaces and safety implications. [PDF]

Sci Rep
Jia G, Yang M, Jiang D, Guo J, Liu M, Tao Y.   +5 more
europepmc   +1 more source

Optimization of drawing parameters based on top-coal flow law in thick-seam caving mining. [PDF]

Sci Rep
Wu S, Xu X, Wang J, Kong D, Wu G, Liu Q, Zuo Y.   +6 more
europepmc   +1 more source