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Research on tunnel ventilation systems: dust diffusion and pollution behaviour by air curtains based on CFD technology and field measurement
Q Liu, W Nie, Y Hua, H Peng, C Liu, C Wei - Building and Environment, 2019 - Elsevier
In order to further improve an air curtain's dust suppression performance in tunnels, this
paper made an in-depth analysis of the effects of an air curtain generator's radial and axial …
paper made an in-depth analysis of the effects of an air curtain generator's radial and axial …
Effectiveness of alkali-activated slag as alternative binder on workability and early age compressive strength of cemented paste backfills
A full understanding of the workability and unconfined compressive strength (UCS) of
cemented paste backfill (CPB), made of alkali-activated slag (AAS) as an alternative binder …
cemented paste backfill (CPB), made of alkali-activated slag (AAS) as an alternative binder …
Experimental investigation on the relationship between pore characteristics and unconfined compressive strength of cemented paste backfill
In this paper, the pore structure characteristics of CPB specimens were characterized using
nuclear magnetic resonance (NMR) and scanning electronic microscopy (SEM) techniques …
nuclear magnetic resonance (NMR) and scanning electronic microscopy (SEM) techniques …
Effects of spraying pressure and installation angle of nozzles on atomization characteristics of external spraying system at a fully-mechanized mining face
S Yang, W Nie, S Lv, Z Liu, H Peng, X Ma, P Cai… - Powder Technology, 2019 - Elsevier
Aiming to effectively suppress excessively high dust concentration around the drums during
coal cutting and the related dust particle dispersion issues at a fully-mechanized mining …
coal cutting and the related dust particle dispersion issues at a fully-mechanized mining …
[HTML][HTML] Effects of water content, water type and temperature on the rheological behaviour of slag-cement and fly ash-cement paste backfill
The pum** ability and placement performance of fresh cemented paste backfill (CPB) in
underground mined cavities depend on its rheological properties. Hence, it is crucial to …
underground mined cavities depend on its rheological properties. Hence, it is crucial to …
Experimental investigation of mechanical, hydration, microstructure and electrical properties of cemented paste backfill
Filling mine goafs with cemented paste backfill (CPB) is an effective approach to protect the
ecological environment and alleviate major safety hazards in practice. In this study, using full …
ecological environment and alleviate major safety hazards in practice. In this study, using full …
Numerical study on the pipe flow characteristics of the cemented paste backfill slurry considering hydration effects
Cemented paste backfill (CPB) plays a vital role in tailings management where the CPB
slurry is hydraulically conveyed from the surface to underground voids in pipelines. To …
slurry is hydraulically conveyed from the surface to underground voids in pipelines. To …
Research status and perspectives of the application of artificial intelligence in mine backfilling
With the depletion of near surface resources in China, deep resource exploitation is the
inevitable destiny of the mining industry. Among all mining methods, backfill mining is one of …
inevitable destiny of the mining industry. Among all mining methods, backfill mining is one of …
[HTML][HTML] Rheological properties of cemented paste backfill and the construction of a prediction model
Y Niu, H Cheng, S Wu, J Sun, J Wang - Case Studies in Construction …, 2022 - Elsevier
Abstract The Cemented Paste Backfill (CPB) yield stress is a key rheological parameter for
paste filling technology, which has significant practical value for pipeline optimization and …
paste filling technology, which has significant practical value for pipeline optimization and …
Experimental investigation of solid-liquid two-phase flow in cemented rock-tailings backfill using Electrical Resistance Tomography
L Liu, ZY Fang, YP Wu, XP Lai, P Wang… - Construction and Building …, 2018 - Elsevier
The cemented rock-tailings backfill (CRB) technique is a rapidly advancing technique for the
mine backfill process. However, the inclusion of waste rocks in backfill materials increase …
mine backfill process. However, the inclusion of waste rocks in backfill materials increase …