Sensorless Control of a Shearer Short-Range Cutting Interior Permanent Magnet Synchronous Motor Based on a New Sliding Mode Observer
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Access"
DOI: 10.1109/access.2017.2734699
Abstract: Considering the low reliability and poor adaptability of existing drum shear cutting parts, this paper presents a permanent magnet short-range cutting transmission system with a low-speed and high-torque interior permanent magnet synchronous motor (IPMSM) as… read more here.
Keywords: sliding mode; permanent magnet; control; shearer ... See more keywords
Simulation of the Working Performance of a Shearer Cutting Coal Rock
Sign Up to like & getrecommendations! Published in 2019 at "Modelling and Simulation in Engineering"
DOI: 10.1155/2019/2089304
Abstract: Taking the MG2∗55/250-BWD shearer as the research object and considering the influence of the rock on the working performance of the shearer, the shearer-coal-rock coupled discrete element model was established and its dynamic working process… read more here.
Keywords: increase; shearer; speed; traction ... See more keywords
Research on dynamic characteristics of large deformation shearer cable based on absolute node coordinate formulation method
Sign Up to like & getrecommendations! Published in 2023 at "PLOS ONE"
DOI: 10.1371/journal.pone.0281136
Abstract: The development of intelligent and unmanned coal mining has put forward higher requirements on the service life and dynamic reliability of shearer cables. However, it is difficult to comprehensively consider the complexity of hosting conditions… read more here.
Keywords: cable; based absolute; dynamic characteristics; method ... See more keywords
Cutting Path Planning Technology of Shearer Based on Virtual Reality
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10030771
Abstract: With regards to the low degree of digitization, lack of real geological terrain, and low degree of automation in the cutting process of the traditional virtual fully mechanized mining face, we studied the key technologies… read more here.
Keywords: based virtual; production; shearer; cutting path ... See more keywords
Positioning Accuracy of the Shearer Based on a Strapdown Inertial Navigation System in Underground Coal Mining
Sign Up to like & getrecommendations! Published in 2020 at "Applied Sciences"
DOI: 10.3390/app10062176
Abstract: Automation and intelligent coal mining comprise the most important fields in coal mining technology research. The key to automation and intelligent coal mining is the automated mining of the working face, and accurate positioning of… read more here.
Keywords: shearer; inertial navigation; coal mining; system ... See more keywords
Initial Study into the Possible Use of Digital Sound Processing for the Development of Automatic Longwall Shearer Operation
Sign Up to like & getrecommendations! Published in 2021 at "Energies"
DOI: 10.3390/en14102877
Abstract: Competition on the local and global market forces enterprises to implement modern solutions and adapt to technological changes. Applying modern solutions allows an increase in the quality of the product and reduces production costs. The… read more here.
Keywords: study possible; shearer; longwall shearer; initial study ... See more keywords
Intelligent Identification Method of Shearer Drums Based on Improved YOLOv5s with Dark Channel-Guided Filtering Defogging
Sign Up to like & getrecommendations! Published in 2023 at "Energies"
DOI: 10.3390/en16104190
Abstract: In a fully mechanized mining face, there is interference between the hydraulic support face guard and the shearer drum. The two collisions seriously affect coal mine production and personnel safety. The identification of a shearer… read more here.
Keywords: guided filtering; shearer drum; dark channel; improved yolov5s ... See more keywords