Results 61 to 70 of about 22,947 (164)

Linkage control method of fully mechanized mining equipment based on thousand eyes intelligent analysis system

Meikuang Anquan
The fully mechanized mining face system is complex and large, and the equipment is highly correlated. The reliability of the intelligent fully-mechanized coal mining equipment system has gradually become the key factor restricting the intelligent safe ...
Xu LI, Wei YANG, Yun SHI, Jie LI, Bo DONG   +4 more
doaj   +1 more source

Mining Logomaps for Ecosystem Intelligence [PDF]

Proceedings of the Annual Hawaii International Conference on System Sciences, 2021
openaire   +2 more sources

How to realize safe-efficient-intelligent mining of rock burst coal seam

Meitan kexue jishu
How to realize safe and efficient intelligent mining of rock burst coal seam is an important industrial technical problem. This paper systematically analyzes the distribution characteristics, mining status and development trend of rock burst mine in ...
Guofa WANG, Yishan PAN, Shankun ZHAO, Yihui PANG, Yonghua HE, Wenyan WEI   +5 more
doaj   +1 more source

Progress in digital and intelligent technologies for complex giant systems in green coal development

Meitan kexue jishu
Analyzed the new situation and requirements facing the green development of coal resources in China, proposed a complex and intelligent technology system for the green development of coal resources, with the goal of green development mode and geological ...
Guofa WANG, Jianzhong ZHANG, Zaibin LIU, Yihui PANG, Tong WANG, Cong SANG   +5 more
doaj   +1 more source

Numerical investigation on the tunneling efficiency of TBM considering the argillization effect based on the energy evolution

Scientific Reports
When tunnel boring machines (TBMs) excavate in mudstone, argillization of the rock reduces tunneling efficiency. To investigate the influence of argillization on TBM performance and determine the optimal operational parameters, numerical investigation ...
Minwei Lu, Haowen Ruan, Bolong Liu, Huicai Gao, Hao Chen, Yu Zeng, Shuchang Bao, Xingyu Chen, Xin Wan, Bingqiang Tong, Boyi Li   +10 more
doaj   +1 more source

On the academic ideology of “Digging is modelling”

Meitan xuebao
To realize safe, efficient, and intelligent excavation of coal mine roadways, the academic concept of “Digging is modelling” is proposed,which defines thecontent and architectural framework of the concept, as well as extracts the key technical issues ...
Hongwei MA, Siya SUN, Chuanwei WANG, Qinghua MAO, Xusheng XUE, Peng LIU, Haibo TIAN, Peng WANG, Ye ZHANG, Zhen NIE, Kexiang MA, Yifeng GUO, Heng ZHANG, Saisai WANG, Lang LI, Hao SU, Wenda CUI, Jiashuai CHENG, Zukun YU   +18 more
doaj   +1 more source

Coal mine intelligence and mine-used 5G

Gong-kuang zidonghua, 2020
Aiming at characteristics of electrical explosion-proof and large wireless transmission attenuation in underground coal mine, 5G technology and its application scope were analyzed.Mine-used 5G should adopt intrinsically safe explosion-proof. Mine-used 5G for control should have strong anti-interference ability.
openaire   +1 more source

Connotation and application paradigm of intelligent mining data intelligence enabling technology

Gong-kuang zidonghua
Data and intelligence are the core engines driving the precision, efficiency, and safety of sustainable intelligent mining development. A system for intelligent mining data intelligence enabling technology based on the "data-algorithm-equipment-ecology ...
FU Xiang, WANG Kai, WANG Ranfeng
doaj   +1 more source

Experimental and numerical analyses of the displacements and stiffnesses of a needle roller bearing under different conditions

Scientific Reports
The displacement and stiffness of a roller bearing affect the reliability and remaining life of the roller bearing. In order to establish a method for predicting the displacement and stiffness of a needle roller bearing, experimental and numerical ...
Ran Li, Wenshu Wei, Fengcai Liu, Hao Liu, Jian Ye, Yuehua Lai, Jianfeng Li, Tianze Cao, Haicheng Lu, Wenbo Li   +9 more
doaj   +1 more source

Multi-scale experimental study on the failure mechanism of high-strength bolts under highly mineralized environment

Geomechanics and Geophysics for Geo-Energy and Geo-Resources
High-strength bolts have become indispensable support materials in geotechnical engineering, but the incidence of safety accidents caused by bolt fractures under complex geological conditions is increasing.
Zhe He, Nong Zhang, Zhengzheng Xie, Qun Wei, Changliang Han, Feng Guo, Yijun Yin, Yuxuan Liu   +7 more
doaj   +1 more source