Results 21 to 30 of about 5,828 (262)

Road longitudinal slope influence on the efficiency of excavator-automobile complexes usage [PDF]

open access: yesE3S Web of Conferences, 2021
At present, the country's coal industry pays special attention to the open-pit mining, because of its higher efficiency and profitability. According to various surveys, currently the share of open-pit mining is 50 - 65%, and it will increase to 80 - 85 ...
Kudrevatykh Andrey   +2 more
doaj   +1 more source

MineLib: a library of open pit mining problems [PDF]

open access: yesAnnals of Operations Research, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Daniel G. Espinoza   +3 more
openaire   +3 more sources

Histogram Method for Determining the Location of the Internal Dump in Coal Open Pits [PDF]

open access: yesE3S Web of Conferences, 2021
With the deepening of open pit mining, the volume of worked out space increases and, along with it, the potential capacity for storing overburden. At the same time, the pits completely allocated for the internal dumps are used only by the end of the ...
Selyukov Alexei   +2 more
doaj   +1 more source

Calculation of Boundary Stripping Ratio Errors at the Stage of Quarries Designing [PDF]

open access: yesE3S Web of Conferences, 2019
The open pit mining method of solid minerals extracting is widely used both in Russia and in the whole world, and sets a general direction of mining industry development as its main tool, at least for the next decades.
Selyukov Alexei, Rybár Radim
doaj   +1 more source

INSAR COLLABORATIVE MONITORING MODE AND MULTI-MODE COMPUTING SERVICES FOR GEOHAZARDS IDENTIFICATION IN OPEN-PIT MINING AREA [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2021
InSAR has developed a variety of methods, such as D-InSAR, PS-InSAR, MBAS, CT, SqueeSAR, POT, etc., which have been widely used in land subsidence monitoring.
J. Zhang
doaj   +1 more source

Management of Excess Mined-Out Space of Quarry Fields of Coal Open Pit Mines [PDF]

open access: yesE3S Web of Conferences, 2021
Regardless of the applied technology of coal mining, a technogenic resource of the open pit is formed – excess mined-out space. Excessive mined-out space should be understood as a part of the internal space of a pit that is not used for placing ...
Selyukov Alexei   +2 more
doaj   +1 more source

Justification of the Relationship of Production Capacity and the Parameters of the Blocks at Surface Mining of Existing Kuzbass Quarry Fields [PDF]

open access: yesE3S Web of Conferences, 2019
Today, up to two-thirds of the world’s minerals are mined in an open, more economical way. However, at the same time, billions of tons of overburden are extracted, which are piled in the dumps, where they are polluted, lose their value and, in addition ...
Selyukov Alexei   +2 more
doaj   +1 more source

Geopolymer-based modification of blasting sealing materials and optimization of blasting block size in coal seams of open pit mines

open access: yesInternational Journal of Mining Science and Technology, 2023
This research proposes the utilization of a geopolymer-based blasting sealing material to improve the profitability of coal sales and reduce the rate of coal fragmentation during blasting in open pit mines.
Xiaohua Ding   +7 more
doaj   +1 more source

Automated Stability Analysis of Soil Slopes [PDF]

open access: yesE3S Web of Conferences, 2019
Herein there is a description of algorithm of the automated forecast of stability for soil slope structures including input of initial data regarding physical and mechanical properties and geometrical parameters of a structure, building of the most ...
Karablin Mikhail   +2 more
doaj   +1 more source

Combined Method of Coal Mining in the Opening of Shallow Layers as a Direction of Innovative Development of Geotechnology [PDF]

open access: yesE3S Web of Conferences, 2021
In recent years, there has been a decline in the efficiency of coal mining by traditional methods. On the one hand, the volume of coal outside the contour of the cut, which is economically impractical for open-pit mining, is increasing. On the other hand,
Tyuleneva Tatiana   +3 more
doaj   +1 more source

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