Zobrazeno 1 - 10
of 49
pro vyhledávání: '"cantilever roadheader"'
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 8, Pp 9-19 (2023)
Currently, the fault warning technology for the cutting part of cantilever roadheader relies on traditional data collection methods. In the operation process of the cutting part of the roadheader, problems such as difficulty in obtaining signals and
Externí odkaz:
https://doaj.org/article/5af5dbb90fe54a0db41f8ad552262bcf
Publikováno v:
Gong-kuang zidonghua, Vol 49, Iss 4, Pp 33-41 (2023)
This paper introduces the research results of the main coal mine roadway excavation technologies in recent years. The technologies include cantilever roadheader comprehensive excavation technology, continuous shearer tunneling technology, and integra
Externí odkaz:
https://doaj.org/article/7674d023704e4d81afcbaa4f33d27095
Publikováno v:
IEEE Access, Vol 11, Pp 142515-142524 (2023)
Based on the automatic forming technology for mine roadway sections and the error measurement technology for boom-type roadheaders, this study primarily uses a fuzzy neural network with a proportional-integral-derivative (PID) controller to compensat
Externí odkaz:
https://doaj.org/article/90c605a131c14c6ea096c7bea5211bc9
Publikováno v:
Gong-kuang zidonghua, Vol 48, Iss 7, Pp 13-21 (2022)
The accurate and rapid measurement of the roadheader pose is the premise and foundation of intelligent heading in coal mine roadway. The existing cantilever roadheader pose measurement has the problem of non-absolute pose measurement, low measurement
Externí odkaz:
https://doaj.org/article/93109fd14c5e440d9ccafbad74b9cdbc
Publikováno v:
Mathematics, Vol 11, Iss 23, p 4833 (2023)
The fault maintenance scenario in coal-mine equipment intelligence is composed of videos, images, signals, and repair process records. Text data are not the primary data that reflect the fault phenomenon, but rather the secondary processing based on
Externí odkaz:
https://doaj.org/article/0414be6eacae41a59e58a9c310390556
Publikováno v:
Gong-kuang zidonghua, Vol 47, Iss 7, Pp 1-7 (2021)
In the vision measurement system for cutting head position of cantilever roadheader based on infrared LED characteristics, the stability of external calibration and the accuracy of infrared LED spot center extraction have an important influence on th
Externí odkaz:
https://doaj.org/article/09da6c3ad54b4d4e802777d893bb9b8c
Publikováno v:
Gong-kuang zidonghua, Vol 48, Iss 7, Pp 43-51, 57 (2022)
The existing roadheader has problems, such as unable real-time positioning, inaccurate positioning, and positioning failure caused by camera view occlusion in visual positioning. In order to solve the above problems, a positioning scheme of the canti
Externí odkaz:
https://doaj.org/article/b1c9012b3998496283b706a95b2158b8
Akademický článek
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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
Akademický článek
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