Results 191 to 200 of about 8,725 (226)

Influence mechanism of thick hard layer on fracture and energy release characteristics of composite roof. [PDF]

Sci Rep
Song XS, Wang ZQ, Zhang PF, Guo L, Zhao TB, Han GW.   +5 more
europepmc   +1 more source

Output, Input, and Productivity Measurement [PDF]

Eric Schiff
core  

Research on evaluation method for airflow control effect of long-pressure and short-suction dust removal system in heading faces. [PDF]

Sci Rep
Zheng L, Xu S, Ding Z, Xu Y.
europepmc   +1 more source

Some of the next articles are maybe not open access.

Related searches:

Robot control system for inspection of fully mechanized coal mining face

2021 18th International Conference on Ubiquitous Robots (UR), 2021
In order to realize the roboticization of fully mechanized coal mining face inspection, the fully mechanized coal mining face inspection robot control system was designed according to the mechanical structure of the hang inspection robot based on the flexible track designed by the team and the inspection requirements of the fully mechanized coal mining
Xuhui Zhang, Xinjian Huo, Yonggang Du
openaire   +1 more source

The Adaptation Analysis of the Fully Mechanized Coal Mining Face of Huopu Mine’s Third Soft Coal Seam

Advanced Materials Research, 2014
To get the maximum coal in front of the working face of the 17# coal seam, we installed a longer beam which is 1.2m in length in the leading end of the original working face supports ZF3000/17/28, and know that working face supports’ setting load and working resistance are lower .We changed the original supports with shield supports ZY3800/15/33 that ...
Fa Quan Liu, Xue Wen Geng, Yong Che, Xiang Cui   +3 more
openaire   +1 more source

Mining pressure monitoring and analysis in fully mechanized backfilling coal mining face-A case study in Zhai Zhen Coal Mine

Journal of Central South University, 2015
Fully mechanized solid backfill mining (FMSBM) technology adopts dense backfill body to support the roof. Based on the distinguishing characteristics and mine pressure control principle in this technology, the basic principles and methods for mining pressure monitoring were analyzed and established. And the characteristics of overburden strata movement
Qiang Zhang, Ji-xiong Zhang, Tao Kang, Qiang Sun, Wei-kang Li   +4 more
openaire   +1 more source

Research on Video Mosaic Technology Based on Fully Mechanized Face of Coal Mine

2020
In the process of coal mine safety production, video surveillance is one of the important technical means to ensure production safety. However, due to the complicated environment of the coal mine itself, video surveillance has some defects, and the means are single, which cannot effectively complete the effective monitoring of the production ...
Weihu Zhang, Zhihui Tao, Xu Li
openaire   +1 more source

Strata-pressure behavior of double-unit mining method combining fully-mechanized and mechanized coal face

Journal of Coal Science and Engineering (China), 2013
Based on the engineering background of double-unit face mining under complicated geological conditions and the lagging fully-mechanized face surpassing the fore mechanized face of double-unit face in Zhou Yuanshan coal mine, strata-pressure behavior in the process was analyzed based on FLAC3D and on-site measurement.
Fu-Jun Zhao, Yan-Fei Xu, Guo-Ju Wang
openaire   +1 more source

Optimization of the fully-mechanized stoping face length and efficiency in a coal mine

Journal of Mining Science, 2013
The authors formulate a problem and present analytical solutions on optimizing length of a fully-mechanized stoping face based on the maximum profit criterion.
A. A. Ordin, A. A. Metel’kov
openaire   +1 more source

Application Research on Coal Mining Technology in Fully Mechanized Mining Face

Foreign Language Science and Technology Journal Database Engineering Technology, 2022
openaire   +1 more source