Zobrazeno 1 - 10
of 41
pro vyhledávání: '"Minfu Liang"'
Publikováno v:
Sensors, Vol 24, Iss 17, p 5856 (2024)
The mining of deep underground coal seams induces the movement, failure, and collapse of the overlying rock–soil body, and the development of this damaging effect on the surface causes ground fissures and ground subsidence on the surface. To ensure
Externí odkaz:
https://doaj.org/article/626d1b8b13194eb89bf09359cdf5f176
Publikováno v:
Sensors, Vol 23, Iss 21, p 8755 (2023)
“Three straight and two flat” is the inevitable demand when realizing the intelligent mining of a fully mechanized mining face. To address the crucial technical issue of lacking accurate perception of the shape of the scraper conveyor during inte
Externí odkaz:
https://doaj.org/article/a2f33f19e3bb400a89690622800262ff
Publikováno v:
Frontiers in Earth Science, Vol 10 (2023)
Stress in rock masses is an important parameter in the design and construction of underground engineering, such as the design and maintenance of mine roadways and the design of mining working faces. It is also a fundamental force causing the deformat
Externí odkaz:
https://doaj.org/article/a10f5947f38e4aba83843266d61d316b
Publikováno v:
Sensors, Vol 23, Iss 18, p 7956 (2023)
The foundation of intelligent collaborative control of a shearer, scraper conveyor, and hydraulic support (three-machines) is to achieve the precise perception of the status of the three-machines and the full integration of information between the eq
Externí odkaz:
https://doaj.org/article/20a82ea32461428dbeea7459b27e8695
Publikováno v:
Sensors, Vol 23, Iss 9, p 4290 (2023)
The operating attitude of a shearer based on a three-dimensional (3D) space scale is the necessary basic information for realizing intelligent mining. Aiming to address the problem of the insufficient perception accuracy of shearers, in this paper, t
Externí odkaz:
https://doaj.org/article/bf48f55b837c41268ff07b169a49009a
Publikováno v:
Applied Sciences, Vol 13, Iss 6, p 3619 (2023)
In order to solve the key technical problem of accurate perception of the straightness of a scraper conveyor in intelligent mining of coal mines, a three-dimensional (3D) curvature sensor of fiber Bragg grating (FBG) is designed and developed based o
Externí odkaz:
https://doaj.org/article/0c20011b39284942a449307fc27a3d3c
Publikováno v:
Energies, Vol 16, Iss 2, p 728 (2023)
Support technology faces challenges in view of the large deformation of surrounding rock in three-soft coal roadways under high horizontal stress in Zijin Coal Mine, China. Geostress near the tested working face of the mine was measured and its distr
Externí odkaz:
https://doaj.org/article/a75f7185edb14f26820cbac31e03413e
Publikováno v:
Applied Sciences, Vol 12, Iss 21, p 10848 (2022)
Intelligent mining is the demand and inevitable development direction of China’s coal industry, and the shearer attitude based on the 3D spatial scale is the essential basic information for realizing intelligent mining at the fully mechanized minin
Externí odkaz:
https://doaj.org/article/1eaeef1b3a614e69aa6cb3a3cfa94f62
Publikováno v:
Energies, Vol 15, Iss 17, p 6190 (2022)
Roadway excavation is the leading project in coal mining, and the cantilever roadheader is the main equipment in roadway excavation. Autonomous cutting by cantilever roadheaders is the key to realize safe, efficient and intelligent tunneling for unde
Externí odkaz:
https://doaj.org/article/4f23fadb01a7450496af38b2aea6ad81
Publikováno v:
Sensors, Vol 22, Iss 17, p 6399 (2022)
The accurate perception of straightness of a scraper conveyor is important for the construction of intelligent working faces in coal mines. In this paper, we propose a precision compensation model based on rotation error angle to improve the accuracy
Externí odkaz:
https://doaj.org/article/3aff591f321749fa99c0578f7a5a902e