Results 11 to 20 of about 419,115 (223)
Micromachines, 2017 The accurate measurement of position and orientation for shearers is a key technology in realizing an automated, fully-mechanized, coal mining face. Since Global Positioning System (GPS) signal cannot arrive at the coal mine underground, wireless sensor ...
Hai Yang +6 more
doaj +4 more sources
Research status and prospect of shearer positioning technology on fully mechanized coal mining face
Gong-kuang zidonghua, 2017 On the basis of development status of shearer positioning technology on fully mechanized coal mining face at home and abroad, characteristics of conventional shearer positioning technology, shearer positioning technology based on strapdown inertial ...
XIA Ting, LI Wei, WANG Chao, LI Yuche
doaj +2 more sources
Study of shearer positioning method using strapdown inertial navigation system
Gong-kuang zidonghua, 2016 For problem that shearer on fully mechanized coal face has lower positioning accuracy, a shearer positioning method using strapdown inertial navigation system based on Rodrigues parametric method was proposed.
ZHANG Jinyao +4 more
doaj +2 more sources
Research of precision improving algorithm of shearer positioning based on UWB
Gong-kuang zidonghua, 2016 In view of problem of low precision of using UWB positioning system to obtain position coordinates of shearer, a precision improving algorithm of shearer positioning based on UWB was put forward.
LIU Yiming +3 more
doaj +2 more sources
Study on key technologies of unmanned driving shearer
Gong-kuang zidonghua, 2016 The paper described technical architecture of unmanned driving shearer from aspects of recognition system, decision-making system and control system. It discussed key technologies of unmanned driving shearer and their breakthrough directions, including ...
ZHANG Hao, GE Shirong
doaj +2 more sources
Research on shearer positioning experiment based on IMU and UWB at the end of underground coal mining working face [PDF]
Meitan kexue jishu, 2023 The long-term precision of shearer independent positioning device is an important research content of intelligent mining. The current shearer positioning accuracy is hard to meet the demands of automatic mining, and we established a fusion positioning ...
Bo CAO, Shibo WANG, Shirong GE, Cheng LU
doaj +2 more sources
IEEE Access, 2019 The accurate stable measurement of position for a shearer is a key technology in realizing an automated fully mechanized coal mining face. Using as a base of SINS/UWB integrated positioning system, the signal interference and node damage of UWB often ...
Hai Yang +5 more
doaj +3 more sources
IEEE Access, 2019 The strap-down inertial navigation system (SINS) is a commonly used sensor for autonomous underground navigation that can be used for shearer positioning under a coal mine.
Yuming Chen, Wei Li, Hai Yang, Ting Xia
doaj +3 more sources
Current status and key technology prospects of shearer intelligent development
Gong-kuang zidonghuaThis paper introduces the current situation of intelligent development of shearer at home and abroad. The shearer is currently developing towards intelligent robotics and is in the primary stage of intelligence.
QIU Jinbo +4 more
doaj +2 more sources
Method of Motion Planning for Digital Twin Navigation and Cutting of Shearer. [PDF]
Sensors (Basel)To further enhance the intelligence level of coal mining faces and achieve the autonomous derivation, learning, and optimization of shearer navigation cutting, this paper proposes the methods of shearer digital twin navigation cutting motion planning ...
Miao B, Ge S, Li Y, Guo Y.
europepmc +2 more sources