Results 21 to 30 of about 3,569 (218)

Influence of coal spontaneous combustion on slope stability of high and steep open-pit mine and countermeasures

open access: yesMeikuang Anquan, 2022
In order to explore the influence of coal seam spontaneous combustion process on slope stability, the slope slip process under different coal seam spontaneous combustion depths was simulated by using FLAC3D based on the engineering background of Hequ ...
LUO Ke, GAO Yu, ZHANG Bin
doaj   +1 more source

The law of water inrush disaster of collapse column considering the influence of fillings activation

open access: yesMeikuang Anquan, 2023
In order to study the water-inrush disaster law of collapse column under the influence of interstitial material activation, a return air roadway of Shenhua Group was taken as the research object. The strength reduction and permeability mutation caused by
LI Dong, LIN Zhibin, YANG Dafang
doaj   +1 more source

ALTERNATIF PEMODELAN NUMERIK KOPEL THERMO-HYDRO -MECHANIC INJEKSI CO2 PADA FORMASI GEOLOGI BAWAH PERMUKAAN

open access: yesJGE, 2020
CO2 injection into subsurface formations is a potential method to reduce CO2 gas emissions in the atmosphere. Geological and geophysical studies are carried out as an effort to analyze the storage capacity and potential risks.
Cahli Suhendi, Mohammad Rachmat Sule
doaj   +1 more source

Liquefaction Behavior of Stabilized Sand using Clay - A Case Study: Dorood Liquefied Sand Investigation [PDF]

open access: yesJournal of Hydraulic Structures, 2020
The phenomenon of liquefaction in loose and saturated sandy soils is one of the most important hazards for engineering structures during an earthquake.
Ahmadreza Mazaheri, Masoud Nasiri
doaj   +1 more source

Deformation failure law and control countermeasures of deep buried weakly cemented soft rock roadway

open access: yesMeikuang Anquan, 2022
In order to study the deformation-failure law of deep buried weakly cemented soft rock roadway and determine reasonable control countermeasures, taking the south main return laneway of Yuwu Coal Mine as an example, the strain softening model parameters ...
HUANG Yong, PAN Xiahui, LIN Zhibin
doaj   +1 more source

Research on Uncontrolled Subsidence of Roof Before Backfilling in Longwall Fully-mechanized Coal Mining

open access: yesMeikuang Anquan, 2020
Backfilling mining is one of the most effective technical measures to control surface subsidence. At present, there is no effective way to control the subsidence of roof before backfilling; therefore, this paper proposes that the subsidence is not ...
SUN Shaolong
doaj   +1 more source

THREE-DIMENSIONAL ANALYSIS OF GEOGRID REINFORCED FLEXIBLE PAVEMENT USING FINITE DIFFERENCE PROGRAM FLAC3D [PDF]

open access: yes, 2022
India ranks second after the United States in terms of road infrastructure. In recent years, geosynthetics have created an impact on enhancing the life of the pavement.
J, Rojimol, Balunaini, Umashankar
core   +1 more source

Analysis of deformation failure and stability of slope coal under different mining conditions

open access: yesMeikuang Anquan, 2023
Due to the typical instability characteristics of the slope, slope coal mining will further aggravate the deformation and instability of the slope.
WANG Wencai   +4 more
doaj   +1 more source

Stability at the intersection of shaft and cavern of underground water sealed storage

open access: yesYou-qi chuyun, 2020
For large-section underground water sealed oil storage, the section form of the cavern is vital to the stability, durability and sealing performance of the stored oil, but the stability at the intersection of each tunnel and oil storage cavern is still a
Lei ZHANG, Moupeng HU
doaj   +1 more source

Optimum Design for Soil Nailing to Stabilize Retaining Walls Using FLAC3D

open access: yesJournal of Advanced Engineering and Computation, 2021
The behavior of a reinforced soil system depends on parameters such as the structural geometry, execution steps, density and mechanical properties of the soil, density of reinforcement materials, deformation, and flexural stiffness of reinforcement materials.
Vahid Nowroozi   +3 more
openaire   +2 more sources

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