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Research on the Shearer Positioning Method Based on the MEMS Inertial Sensors/Odometer Integrated Navigation System and RTS Smoother [PDF]
Micromachines, 2021 The shearer positioning method with an inertial measurement unit and the odometer is feasible in the longwall coal-mining process. However, the positioning accuracy will continue to decrease, especially for the micro-electromechanical inertial ...
Jiangtao Zheng +5 more
doaj +4 more sources
Experimental Research of Triple Inertial Navigation System Shearer Positioning [PDF]
Micromachines, 2023 In order to improve the positioning accuracy of shearers, the overground experimental device based on the positioning model of TINS (Triple Inertial Navigation System) was built.
Cheng Lu +4 more
doaj +4 more sources
Simulation Optimization and Application of Shearer Strapdown Inertial Navigation System Modulation Scheme [PDF]
Sensors, 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, the ...
Gang Wu +6 more
doaj +2 more sources
Shearer positioning method based on non-holonomic constraints
Gong-kuang zidonghua, 2022 At present, the shearer positioning method is based on the combination of the inertial navigation system and odometer. The method directly uses the output of the odometer to correct the shearer forward speed calculated by the inertial navigation system ...
SONG Danyang +5 more
doaj +5 more sources
Applied Sciences, 2020 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 the shearer is one of
Gang Wu +5 more
doaj +3 more sources
Improving the Shearer Positioning Accuracy Using the Shearer Motion Constraints in Longwall Panels
IEEE Access, 2020 The shearer positioning method with an inertial navigation system (INS) is feasible in a longwall mining face. However, INS error greatly increases with time, which reduces the shearer positioning accuracy.
Shijia Wang, Shibo Wang
doaj +3 more sources
Remote Sensing, 2021 Accurate positioning of the shearer with a strapdown inertial navigation system (SINS) is the key technology to realize the automation of the longwall face. Unfortunately, the existing positioning methods have a strong dependence on the attitude accuracy
Jiangtao Zheng +3 more
doaj +3 more sources
IEEE Access, 2021 The high-precision positioning of the shearer is the key technology to realize the automation of longwall mining. Since mine is a Global Position System (GPS)-denied environment, highly autonomous Inertial Navigation System (INS)/odometer integrated ...
Xiaowei Xu +5 more
doaj +3 more sources
Applied Sciences, 2023 The shearer positioning method is of great significance to the automation of longwall mining. The research teams in the Longwall Automation Steering Committee (LASC) of Australia and China University of Mining and Technology (CUMT) have focused on ...
Weiwei Dai, Shijia Wang, Shibo Wang
doaj +3 more sources
Research on IMU-Assisted UWB-Based Positioning Algorithm in Underground Coal Mines [PDF]
Micromachines, 2023 The application of an ultra-wideband (UWB) positioning system in a Global Positioning System (GPS) denial environment such as an underground coal mine, mainly focuses on position information and rarely involves information such as direction attitude ...
Lei Wang +4 more
doaj +2 more sources