Supporting a Retained Gob-Side Entry Under Soft and Fractured Rock: Computer Simulations and a Practical Example
Sign Up to like & getrecommendations! Published in 2018 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-018-0745-y
Abstract: Abstract This study uses theoretical analysis, finite difference numerical simulations with FLAC3D software, and a field test to determine and demonstrate the most reasonable width for a retained gob-side entry and the most reasonable dimensions… read more here.
Keywords: gob side; soft fractured; side entry; fractured rock ... See more keywords
Experimental Study on the Width of the Reasonable Segment Pillar of the Extremely Soft Coal Seam in the Deep Mine
Sign Up to like & getrecommendations! Published in 2019 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-019-00954-6
Abstract: Various dynamic disasters will happen in the extremely soft coal seam mining process of Gob-side entry in the deep mine, including large deformation of roadways, rock burst, gas unusual, floor water invasion, spontaneous combustion of… read more here.
Keywords: side entry; coal seam; gob side;
Pressure Distribution and Deformation Control of Gob-Side Entry Retaining Formed by Roof Cutting Influenced by Abandoned Roadways
Sign Up to like & getrecommendations! Published in 2020 at "Geotechnical and Geological Engineering"
DOI: 10.1007/s10706-020-01644-4
Abstract: To explore the influence of abandoned roadways on the technology of gob side entry retaining formed by roof cutting and pressure release, theoretical analyses, numerical simulations, and field engineering experiments are adopted to study the… read more here.
Keywords: gob side; entry retaining; side entry; abandoned roadways ... See more keywords
Influence of lateral structure and combined support system of split-level entries in the thick seam
Sign Up to like & getrecommendations! Published in 2020 at "Arabian Journal of Geosciences"
DOI: 10.1007/s12517-020-06066-3
Abstract: In this paper, an innovative mining method of the split-level of external staggered gob-side entry (SEGE) is proposed to solve the serious deformation of traditional entry in the continuous panel and coal wastage in Xiegou… read more here.
Keywords: gob side; side entry; split level; entry ... See more keywords
Optimization of small coal pillar width and control measures in gob-side entry excavation of thick coal seams
Sign Up to like & getrecommendations! Published in 2024 at "Scientific Reports"
DOI: 10.1038/s41598-024-74793-8
Abstract: This study introduces an innovative optimized bolting support system specifically tailored for gob-side entry excavation in thick coal seams at a coal mine in southwestern Shandong, China. Employing theoretical analysis, numerical simulation, and field measurements,… read more here.
Keywords: gob side; coal; side entry; entry excavation ... See more keywords
Research on the stability mechanism and control technique of surrounding rock in gob side entry driving
Sign Up to like & getrecommendations! Published in 2025 at "Scientific Reports"
DOI: 10.1038/s41598-025-03874-z
Abstract: In order to enhance coal resource recovery and improve the stress environment of roadway surrounding rock, the practice of gob-side entry driving (GED) has been applied in China. Despite its numerous advantages, the presence of… read more here.
Keywords: stability; roadway; gob side; surrounding rock ... See more keywords
Excavation methods and stability control strategies for gob-side roadways based on spatiotemporal evolution
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DOI: 10.1038/s41598-025-11826-w
Abstract: To address the production succession challenges posed by single-wing mining, this study investigates the 5-1081 roadway of the Fenyuan Coal Mine as a representative example. Theoretical analysis and numerical simulation were combined to systematically examine… read more here.
Keywords: stability; side roadways; side; gob side ... See more keywords
Methane migration patterns in the goaf of a Y-type ventilated working face with gob-side entry
Sign Up to like & getrecommendations! Published in 2025 at "Scientific Reports"
DOI: 10.1038/s41598-025-18816-y
Abstract: Methane accumulation in the upper corners of coal mine working faces poses significant safety risks. Y-type ventilation combined with gob-side entry retaining has been applied to improve gas dispersion; however, airflow convergence can still result… read more here.
Keywords: methane migration; side; methane; gob side ... See more keywords
Coordinated Deformation Mechanism of the Top Coal and Filling Body of Gob-Side Entry Retaining in a Fully Mechanized Caving Face
Sign Up to like & getrecommendations! Published in 2021 at "International Journal of Geomechanics"
DOI: 10.1061/(asce)gm.1943-5622.0001972
Abstract: Abstract When gob-side entry retaining technology is used in a fully mechanized caving face, the load-bearing structure of the filling body and top coal often cannot meet the series of dynamic defo... read more here.
Keywords: gob side; entry retaining; mechanized caving; caving face ... See more keywords
Influence of Sealing Wall Crack on Gas Migration in Working Face without Coal Pillar Under Gob Connectivity
Sign Up to like & getrecommendations! Published in 2024 at "Combustion Science and Technology"
DOI: 10.1080/00102202.2024.2347587
Abstract: ABSTRACT Aiming at the problem of gas control in the working face of gob-side entry retention, taking the 97,312 fully mechanized mining face of Shaft No. 2 in Sihe Coal Mine as the research object,… read more here.
Keywords: sealing wall; goaf; gob side; entry retention ... See more keywords
Numerical Investigation of Gob-Side Entry Retaining through Precut Overhanging Hard Roof to Control Rockburst
Sign Up to like & getrecommendations! Published in 2018 at "Advances in Civil Engineering"
DOI: 10.1155/2018/8685427
Abstract: Gob-side entry retaining through precut overhanging hard roof (GERPOHR) method is one of the commonly used methods for nonpillar mining. However, feasibility studies of controlling rockburst by this method are few. Rockburst occurs in hard… read more here.
Keywords: overhanging hard; precut overhanging; gob side; hard roof ... See more keywords