[HTML][HTML] Progress in CFD simulations of fluidized beds for chemical and energy process engineering
Gas-solid fluidized beds have drawn the attention of engineers and researchers as an
effective technology for a large variety of applications, and numerical simulations can play …
effective technology for a large variety of applications, and numerical simulations can play …
Continuum theory for dense gas-solid flow: A state-of-the-art review
J Wang - Chemical Engineering Science, 2020 - Elsevier
Gas-solid fluidization technology has been commercialized in many industrial applications
since its implementation in the fluid catalytic cracking process in the early 1940s, however …
since its implementation in the fluid catalytic cracking process in the early 1940s, however …
Development and validation of SuperDEM-CFD coupled model for simulating non-spherical particles hydrodynamics in fluidized beds
A SuperDEM-CFD coupled model was developed and validated in open-source MFiX for
simulating non-spherical particles fluidization hydrodynamics in fluidized beds. The non …
simulating non-spherical particles fluidization hydrodynamics in fluidized beds. The non …
CFD study of mixing and segregation in CFB risers: Extension of EMMS drag model to binary gas–solid flow
Abstract The Energy Minimization Multi-Scale (EMMS) drag model, using Sauter mean
particle diameter to represent real particle size distribution, has proven to be effective in …
particle diameter to represent real particle size distribution, has proven to be effective in …
An EMMS drag model for coarse grid simulation of polydisperse gas–solid flow in circulating fluidized bed risers
Polydisperse gas–solid systems are more common in both industry and the natural world
than their monodisperse counterparts. This paper aims to investigate the hydrodynamics of …
than their monodisperse counterparts. This paper aims to investigate the hydrodynamics of …
Long-time coarse-grained CFD-DEM simulation of residence time distribution of polydisperse particles in a continuously operated multiple-chamber fluidized bed
Residence time distribution of particles is a critical parameter for proper design of gas-solid
fluidized beds, especially in many non-catalytic solid conversion processes where it is highly …
fluidized beds, especially in many non-catalytic solid conversion processes where it is highly …
Analysis and development of homogeneous drag closure for filtered mesoscale modeling of fluidized gas-particle flows
Filtered mesoscale model can be formulated from highly-resolved continuum or discrete
simulations. The embedded microscopic homogeneous drag closure (HDC) is of key …
simulations. The embedded microscopic homogeneous drag closure (HDC) is of key …
Effect of particle size distribution on hydrodynamics and solids back-mixing in CFB risers using CPFD simulation
X Shi, X Lan, F Liu, Y Zhang, J Gao - Powder technology, 2014 - Elsevier
Industrial CFB risers usually handle polydisperse mixtures with broad size distribution,
which significantly influenced the performance of the reactors. However, traditional …
which significantly influenced the performance of the reactors. However, traditional …
Numerical study of particle segregation in a coal beneficiation fluidized bed by a TFM–DEM hybrid model: Influence of coal particle size and density
Particle segregation behavior in a coal beneficiation fluidized bed (CBFB) is numerically
studied using a TFM–DEM hybrid model, in which the gas and the dense solid phases are …
studied using a TFM–DEM hybrid model, in which the gas and the dense solid phases are …
CFD-DEM simulation of polydisperse gas-solid flow of Geldart A particles in bubbling micro-fluidized beds
S Li, P Zhao, J Xu, L Zhang, J Wang - Chemical Engineering Science, 2022 - Elsevier
Polydisperse particles are ubiquitous, yet their unique roles are inadequately understood. In
this study, CFD-DEM study on the fluidization of polydisperse particles in bubbling micro …
this study, CFD-DEM study on the fluidization of polydisperse particles in bubbling micro …