Results 41 to 50 of about 4,150 (219)

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, CAO Xiangang, XIA Jing, WU Xudong, MA Hongwei   +4 more
doaj   +1 more source

Broken coal gangue sample.

, 2023
(a) Coal; (b) Gangue.
Shijie Yang (409891), Yadong Wang (82064), Liguo Han (14593584), Feng Gao (3548), Zifeng Liu (7055444), Haining Zhang (675474), Lijuan Zhao (1387689)   +6 more
core   +1 more source

Multispectral images of coal and coal gangue.

, 2023
(a) Spectral image of coal; (b) Spectral image of coal gangue.
Minghao Zhou (197358), Wenhao Lai (9357041)   +1 more
core   +1 more source

Image feature extraction and recognition model construction of coal and gangue based on image processing technology

Scientific Reports, 2022
Using image recognition technology to realize coal gangue recognition is one of the development directions of intelligent fully mechanized caving mining.
Lei Zhang, YiPing Sui, HaoSheng Wang, ShangKai Hao, NingBo Zhang   +4 more
doaj   +1 more source

Performance Analysis of Coal Gangue Recognition Based on Hierarchical Filtering and Coupled Wrapper Feature Selection Method

IEEE Access, 2023
Coal gangue recognition of top coal caving is one of the important links in the process of intelligent coal mine construction. However, the recognition accuracy of this technology in practical application is still challenging, because the recognition ...
He Li, Yao Zhang, Yang Yang, Qingliang Zeng   +3 more
doaj   +1 more source

Classification of coal gangue pile vegetation based on UAV remote sensing [PDF]

, 2023
The accurate classification of vegetation species is the basis for the evaluation of vegetation restoration effect of coal gangue pile. In this paper, the visible image of coal gangue pile in different seasons was obtained by UAV remote sensing ...
Zhenqi HU, Tao ZHOU, Shuguang LIU, Mengying RUAN, Yuhang ZHANG   +4 more
core   +1 more source

Durability of Concrete With Coal Gasification Slag and Coal Gangue Powder [PDF]

Frontiers in Materials, 2022
Lack and quality decrease of supplementary cementing materials (SCMs) such as fly ash and granulated blast-furnace slag is increasingly prominent in China. Thus, the use of coal gangue (CG) and coal gasification slag (CGS) as SCMs in concrete attracted more researcher’s attention.
Xiaoliang Zhu, Zhaoheng Guo, Wen Yang, Wenjing Song   +3 more
openaire   +2 more sources

Research on Basic Mechanical Properties and Fracture Damage of Coal Gangue Concrete Subjected to Freeze-Thaw Cycles

Advances in Materials Science and Engineering, 2021
In order to study the freeze-thaw damage law of the basic mechanical properties and fracture performance of coal gangue concrete, four kinds of coal gangue concrete specimens with different replacement rates of coal gangue coarse aggregate were designed,
Min Huang, Jingmin Duan, Jiakai Wang
doaj   +1 more source

Mechanical properties and microscopic characteristics of steel fiber coal gangue concrete

Frontiers in Materials, 2023
Incorporation of coal gangue in the concrete mixes can realize utilization of the solid waste and reduce extraction/use of natural aggregates. To improve the mechanical properties of coal gangue concrete, this paper studies use of steel fibre together ...
Jiuyang Li, Li Chen, Jingwei Luo, Wenzhong Zhu, Xinmei Fan, Yuepeng Zhu, Zicheng Zhang   +6 more
doaj   +1 more source

Mass measurement of coal gangue.

, 2023
(a) Coal; (b) Gangue.
Shijie Yang (409891), Yadong Wang (82064), Liguo Han (14593584), Feng Gao (3548), Zifeng Liu (7055444), Haining Zhang (675474), Lijuan Zhao (1387689)   +6 more
core   +1 more source