Results 21 to 30 of about 525 (170)
Design of separation system of coal and gangue
Gong-kuang zidonghua, 2018 In view of problems of high cost, high consumption of natural resources and serious environmental pollution existed in common coal preparation methods and X-ray coal preparation method was easy to occur identification errors for different thickness of ...
YANG Huigang +4 more
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Research on multi-manipulator coal and gangue sorting robot system based on machine visio
Gong-kuang zidonghua, 2019 Existing coal and gangue sorting methods mainly use image processing and pattern recognition technology to identify and sort coal and gangue according to texture characteristic values of coal and rock.
WANG Peng +4 more
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Coal Gangue Target Detection Based on Improved YOLOv5s
Applied Sciences, 2023 Coal gangue sorting is a necessary process in coal mine production, and removing gangue is the basis for the coal production of clean energy; it is also an important approach to reduce the cost of washing, improve the grade of finished coal and increase ...
Shuxia Wang +4 more
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Vibration Response Analysis of Hydraulic Support Based on Real Shape Coal Gangue Particles
Energies, 2022 Top coal caving is an important way of thick coal seam mining. The current coal gangue identification technology is not mature, resulting in a low degree of automation of coal caving.
Lirong Wan +5 more
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Coal and Gangue Separating Robot System Based on Computer Vision
Sensors, 2021 In coal production, the raw coal contains a large amount of gangue, which affects the quality of coal and pollutes the environment. Separating coal and gangue can improve coal quality, save energy, and reduce consumption and make rational use of ...
Zhiyuan Sun, Linlin Huang, Ruiqing Jia
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A study on the influence of particle size on the identification accuracy of coal and gangue
Gospodarka Surowcami Mineralnymi - Mineral Resources Management, 2023 In order to explore the impact of coal and gangue particle size changes on recognition accuracy and to improve the single particle size of coal and gangue identification accuracy of sorting equipment, this study established a database of different particle sizes of coal and gangue through image gray and texture feature extraction, using a relief ...
Xin Li, Shuang Wang, Lei He, Qisheng Luo
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A Study of Multispectral Technology and Two-Dimension Autoencoder for Coal and Gangue Recognition
IEEE Access, 2020 Coal is one of the main sources of human energy. In the process of coal mining, separating gangue from coal has great significance for environmental protection and energy conservation.
Wenhao Lai +4 more
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Research on extraction of image gray information and texture features of coal and gangue image
Gong-kuang zidonghua, 2017 In view of problems of low identification accuracy and efficiency existed in most recognition method of coal and gangue image which only used gray mean and gray variance, an extraction method of gray information and texture features of coal and gangue ...
TAN Chunchao, YANG Jieming
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Automatic Identification of Coal and Rock/Gangue Based on DenseNet and Gaussian Process
CoRR, 2022 To improve the purity of coal and prevent damage to the coal mining machine, it is necessary to identify coal and rock in underground coal mines. At the same time, the mined coal needs to be purified to remove rock and gangue. These two procedures are manually operated by workers in most coal mines.
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Automatic separation method of coal and gangue based on wavelet transform
Gong-kuang zidonghua, 2018 In view of the problems of low recognition accuracy, multiple extraction parameters and low real-time processing efficiency of existing coal gangue recognition and separation methods based on image processing, an automatic separation method of coal ...
CHEN Li +4 more
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