Results 171 to 180 of about 4,725,858 (203)

Construction of multiphysics coupling equations and study on flow field migration patterns in shallow buried goaf under air leakage conditions. [PDF]

Sci Rep
Pan J, Qiu C, Zhao D, Liu L, Yuan Q.
europepmc   +1 more source

Disaster causing mechanism and monitoring of dynamic and static load coupling of deep multi layer hard roof. [PDF]

Sci Rep
Fu X, Zeng L, Rong H, Zhang H, Liu T, Song J.   +5 more
europepmc   +1 more source

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Numerical analysis on spatial distribution for concentration and particle size of particulate pollutants in dust environment at fully mechanized coal mining face

Powder Technology, 2021
In this study, numerical simulation was conducted on the 3401 fully mechanized mining face in Xin'an Coal Mine regarding its serious dust pollution and complex dispersion law, based on which the spatial distribution of dust concentration and particle ...
Biao Sun, Gang Zhou, Fangwei Han
exaly   +2 more sources

Numerical simulations on airflow-dust diffusion rules with the use of coal cutter dust removal fans and related engineering applications in a fully-mechanized coal mining face

Powder Technology, 2018
In order to achieve effective dust suppression during coal cutting process in a fully-mechanized coal mining face by using coal cutter dust removal fans, this study first conducted numerical simulations on the airflow-dustmigration rules.
Gang Zhou, Gang Zhou
exaly   +2 more sources

Effect of air flowrate on pollutant dispersion pattern of coal dust particles at fully mechanized mining face based on numerical simulation

Fuel, 2019
To determine the effect of air flowrate on pollutant dispersion pattern of coal dust particles at the fully mechanized mining face, the present study aims to reduce the dust concentration through adjusting the air flowrate parameter.
Wen Nie, Peng Cai, Zhiqiang Liu
exaly   +2 more sources

CFD investigation on dust dispersion pollution of down/upwind coal cutting and relevant countermeasures for spraying dustfall in fully mechanized mining face

Advanced Powder Technology, 2020
To explore the effects of downwind and upwind coal cutting on dust pollution in a fully mechanized mining face, the airflow-dust migration was simulated by using ANSYS-FLUENT software, and the follow-up spraying dust control method was optimized ...
Biao Sun, Gang Zhou
exaly   +2 more sources

CFD comparative analysis on the pollution characteristics of coal dust under turbulent airflow from coal cutting in the fully mechanized mining face

Chemical Engineering Research and Design, 2021
In order to investigate the effects of turbulent airflow from coal cutting (TACC) on the pollution characteristics of coal dust, the pollution behaviors of coal dust under the action of system ventilation airflow (SVA) only (Condition 1) and the addition
Biao Sun, Hetang Wang, Gang Zhou
exaly   +2 more sources

Dust-suppression and cooling effects of spray system installed between hydraulic supports in fully mechanized coal-mining face

Building and Environment, 2021
Wenyu Yang
exaly   +2 more sources

Analysis on dust prevention law of new barrier strategy in fully mechanized coal mining face

Chemical Engineering Research and Design
Sen Xie
exaly   +2 more sources

Dust removal effect of negatively-pressured spraying collector for advancing support in fully mechanized coal mining face: Numerical simulation and engineering application

, 2020
Combining experimental measurements and field tests, a negatively-pressured spraying collector was developed for the dust source of advancing support in fully mechanized coal mining environments based on the results obtained from the numerical simulation
Gang Zhou, Qing-Tao Zhang, Ying-Ying Hu, Dan-Hong Gao, Shicong Wang, Biao Sun   +5 more
semanticscholar   +1 more source