Multi-factor numerical simulation study on spray dust suppression device in coal mining process

C Xu, W Nie, Z Liu, H Peng, S Yang, Q Liu - Energy, 2019 - Elsevier
In order to treat serious dust pollution problems in a fully mechanized mining face,
computational fluid dynamics (CFD) was here used for numerical simulation. The …

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 …

The effects of the spraying pressure and nozzle orifice diameter on the atomizing rules and dust suppression performances of an external spraying system in a fully …

Z Liu, W Nie, H Peng, S Yang, D Chen, Q Liu - Powder Technology, 2019 - Elsevier
The spraying dedusting technique using equipment that is mounted outside a roadheader is
an important dust prevention measure in fully-mechanized excavation faces. In this study …

Development of a novel wind-assisted centralized spraying dedusting device for dust suppression in a fully mechanized mining face

H Peng, W Nie, P Cai, Q Liu, Z Liu, S Yang - Environmental Science and …, 2019 - Springer
Aiming at addressing serious pollution in the No. 30106 fully mechanized coal mining face
of Shiquan Coal Mine during coal cutting process, the spraying device between hydraulic …

Enhancing boiling heat transfer on a superheated surface by surfactant-laden droplets

Z Cai, B Wang, S Liu, H Li, S Luo, Z Dong, Y Wang - Langmuir, 2022 - ACS Publications
Boiling, one of the most common phase-change heat transfer methods, is widely used in
nuclear power plants, spacecraft, integrated circuits, and other situations, where rapid and …

Enhancement of dielectric properties of lead-free BCZT ferroelectric ceramics by grain size engineering

Z Hanani, D Mezzane, M Amjoud, S Fourcade… - Superlattices and …, 2019 - Elsevier
Abstract Lead-free Ba 0.85 Ca 0.15 Ti 0.9 Zr 0.1 O 3 (BCZT) ceramics had attracted much
attention for the fabrication of microelectronic devices by virtue of their excellent dielectric …

Horizontal cable tray fire in a well‐confined and mechanically ventilated enclosure using a two‐zone model

W Plumecocq, L Audouin, P Zavaleta - Fire and Materials, 2019 - Wiley Online Library
Electrical cable trays are used in large quantities in nuclear power plants (NPPs) and are
one of the main potential sources of fire. A malfunction of electrical equipment due to thermal …

An expert system based on a Bayesian network for fire safety analysis in nuclear area

E Chojnacki, W Plumecocq, L Audouin - Fire Safety Journal, 2019 - Elsevier
For fire safety studies in nuclear installations, IRSN uses the SYLVIA software. The SYLVIA
two-zone model was developed by IRSN to simulate a full ventilation network, fire scenarios …

Numerical analysis of how ventilation conditions impact compartment fire suppression by water mist

J Lee - Annals of Nuclear Energy, 2020 - Elsevier
This study presents a numerical analysis of how changing door size and forced ventilation
flowrate affect fire suppression using water mist. Sensitivity analysis was conducted to …

The behaviour of water-mists in hot air induced by a room fire: Effect of the initial size of droplets

HMI Mahmud, G Thorpe, KAM Moinuddin - Fire, 2022 - mdpi.com
This paper presents work on investigating the effect of the initial size of water mist droplets
on the evaporation and removal of heat from the fire-induced hot gas layer while travelling …