CFD-DEM investigation of slug dynamics in the vertical pneumatic conveying process
G Wang, S Yang, X Zhang, H Wang - Chemical Engineering Journal, 2024 - Elsevier
Pneumatic conveying is a prevalent method in various sectors for the mechanical transport
of granular material. However, the understanding of slug dynamics in this process especially …
of granular material. However, the understanding of slug dynamics in this process especially …
Investigation on vertical plug formation of coarse particles in a non-mechanical feeder by CFD-DEM coupling method
Plug flow attracts continuous interest due to its advantages of low particle attrition, low
pipeline wear and low energy consumption. A novel non-mechanical draft tube type feeder …
pipeline wear and low energy consumption. A novel non-mechanical draft tube type feeder …
Experimental and numerical study of coarse particle conveying in the small absorber sphere system: Overview and some recent CFD-DEM simulations
Pneumatic conveying of absorber spheres in the pebble-bed high-temperature gas-cooled
reactor is a special application of pneumatic conveying technique in the nuclear …
reactor is a special application of pneumatic conveying technique in the nuclear …
Numerical study of slug characteristics for coarse particle dense phase pneumatic conveying
J Zhou, L Shangguan, K Gao, Y Wang, Y Hao - Powder Technology, 2021 - Elsevier
The slug characteristics of dense phase pneumatic conveying of coarse particles were
numerically studied on the basis of experimental verification. A light medium mixed flow …
numerically studied on the basis of experimental verification. A light medium mixed flow …
Experimental investigation on gas-solid hydrodynamics of coarse particles in a two-dimensional spouted bed
The gas-solid hydrodynamics of coarse particles in a two-dimensional spouted bed (2DSB)
are measured using 6 mm glass beads to obtain quantitative experimental results. A one …
are measured using 6 mm glass beads to obtain quantitative experimental results. A one …
Transport boundaries and prediction of the slug velocity and layer fraction in horizontal slug flow pneumatic conveying
The poorly understood mechanisms of slug flow remain an obstacle for widespread
application of this dense phase flow. The parameters that characterise the flow have …
application of this dense phase flow. The parameters that characterise the flow have …
A phenomenological model for the pressure drop applicable across both dilute and dense phase pneumatic conveying
Due to their differences, predictive methods suitable for dilute and dense phase pneumatic
conveying are rare in the literature. Conveying trials are often required to characterise a …
conveying are rare in the literature. Conveying trials are often required to characterise a …
Development and verification of an unresolved CFD-DEM method applicable to different-sized grids
The traditional unresolved CFD-DEM method is designed for fluid grid sizes larger than
particle sizes, and improved methods are imperative when encountering cases with fluid …
particle sizes, and improved methods are imperative when encountering cases with fluid …
Study on collision between single coarse particle and wall in viscous media using CFD–DEM
Collision between particle and wall is common in granular two-phase flow. This study is
helpful to optimise flow conveying system, reduce attrition between materials and devices …
helpful to optimise flow conveying system, reduce attrition between materials and devices …
Pressure fluctuation instability in vertical plug formation of coarse particles with a non-mechanical feeder
X Diao, H Yan, T Li, H Zhang, H Bo - Experimental and Computational …, 2020 - Springer
Plug conveying receives attention due to its advantages such as low particle attrition, low
pipeline wear, and low energy consumption. Based on the background of pneumatic …
pipeline wear, and low energy consumption. Based on the background of pneumatic …