Failure of bolt support and experimental study on the parameters of bolt-grouting for supporting the roadways in deep coal seam
Sign Up to like & getrecommendations! Published in 2017 at "Engineering Failure Analysis"
DOI: 10.1016/j.engfailanal.2017.06.025
Abstract: Abstract This paper aims to provide some useful guidance for the design of parameters in bolt-grouting support and stabilize the surrounding rock in deep coal seam. A grouting reinforcement effect evaluation test instrument for fractured… read more here.
Keywords: coal seam; grouting bolt; parameters bolt; deep coal ... See more keywords
Influences of CO2 Injection into Deep Coal Seams: A Review
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DOI: 10.1021/acs.energyfuels.7b01740
Abstract: For nearly 20 years, CO2 has been injected into coal seams to enhance the recovery of methane in a process known as enhanced coal bed methane (ECBM). However, there is a huge complexity associated with… read more here.
Keywords: co2 injection; coal seams; injection deep; deep coal ... See more keywords
Risk Factors Identification of Unsafe Acts in Deep Coal Mine Workers Based on Grounded Theory and HFACS
Sign Up to like & getrecommendations! Published in 2022 at "Frontiers in Public Health"
DOI: 10.3389/fpubh.2022.852612
Abstract: The risk factors affecting workers' unsafe acts were comprehensively identified by Human Factors Analysis and Classification System (HFACS) and grounded theory based on interview data and accident reports from deep coal mines. Firstly, we collected… read more here.
Keywords: grounded theory; risk factors; deep coal; unsafe acts ... See more keywords
Failure Behavior and Damage Characteristics of Coal at Different Depths under Triaxial Unloading Based on Acoustic Emission
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DOI: 10.3390/en13174451
Abstract: The depth effect of coal mechanical behavior seriously affects the safety and efficiency of deep coal mining. To explore the differences in failure behavior and damage characteristics of coal masses at different depths during the… read more here.
Keywords: depth; failure behavior; deep coal; damage ... See more keywords
Risk Assessment of Deep Coal and Gas Outbursts Based on IQPSO-SVM
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DOI: 10.3390/ijerph191912869
Abstract: Coal and gas outbursts seriously threaten the mining safety of deep coal mines. The evaluation of the risk grade of these events can effectively prevent the occurrence of safety accidents in deep coal mines. Characterized… read more here.
Keywords: coal gas; coal; svm; risk ... See more keywords