Spout deflection in spouted beds and countermeasures: A review

Y Yue, S Wang, Y Shen - Powder Technology, 2021 - Elsevier
Spouted beds operation quality and stability often suffer from spout deflection, which means
the spout channel shows a lateral movement instead of vertical spouting. A comprehensive …

[HTML][HTML] Fine particle flow pattern and region delimitation in fountain confined conical spouted beds

M Tellabide, I Estiati, A Atxutegi, H Altzibar… - Journal of Industrial and …, 2021 - Elsevier
A novel borescopic technique together with the monitoring of pressure fluctuation signals
(power spectral distribution, PSD) has been used to track fine particles and characterize …

Particle segregation in spouted bed pyrolysis reactor: Sand-coconut shell and sand-cocoa shell mixtures

KM Barcelos, PS Almeida, MS Araujo, TP Xavier… - Biomass and …, 2020 - Elsevier
The singularity of air-particle flow characteristics and segregation phenomenon are still the
main obstacles for application of conical spouted bed (CSB) for fast pyrolysis. This paper …

Biomass torrefaction in a slot-rectangular spouted bed reactor

Z Wang, CJ Lim, JR Grace - Particuology, 2019 - Elsevier
Sawdust was subjected to torrefaction in a “semi-batch” slot-rectangular spouted bed
(SRSB) reactor at temperatures from 240 to 330° C and biomass feed rates from 220 to 710 …

Particle-scale characteristics of the three distinct regions in the multi-chamber slot-rectangular spouted bed

S Yang, H Wang, Y Wei, J Hu, JW Chew - Powder Technology, 2020 - Elsevier
The particle-scale characteristics of the solid phase in the three distinct regions of the dual-
column slot-rectangular spouted bed are studied, along with the effects of operating …

A regularization algorithm of dynamic light scattering for estimating the particle size distribution of dual-substance mixture in water

Y Wang, Z Meng, Z Zhang, M Xia, L Xia, W Li - Particuology, 2024 - Elsevier
Dynamic light scattering (DLS) is a nondestructive, well-established technique for the size
characterization of proteins, nanoparticles, polymers, and colloidal dispersions. However …

Numerical analysis of gas-solid flow in a novel spouted bed structure under the longitudinal vortex effects

F Wu, W Gao, J Zhang, X Ma, W Zhou - Chemical Engineering Journal, 2018 - Elsevier
The longitudinal vortex technology is adopted in the spouted bed so as to strengthen the
particles radial mixing between spout and annulus zones. Three dimensional gas-solid two …

A CFD–DEM study of the behaviour of single-solid and binary mixtures in a pyramidal spouted bed

F Marchelli, C Moliner, B Bosio, E Arato - Particuology, 2019 - Elsevier
We simulated a lab-scale cold-flow spouted bed through computational fluid dynamics
(CFD), coupled with the discrete element method (DEM) for the solid phase, using a …

Fluid dynamics analysis and pyrolysis of brewer's spent grain in a spouted bed reactor

MAS Barrozo, LDMS Borel, TS Lira, CH Ataíde - Particuology, 2019 - Elsevier
Brewer's spent grain (BSG) is a large-scale agroindustrial waste that could be more
efficiently utilized. This waste is composed of lignocellulosic material and so may serve as a …

Numerical simulation and optimization of hydrodynamics in a novel integral multi-jet spout-fluidized bed

F Wu, X Zhang, W Zhou, X Ma - Powder Technology, 2018 - Elsevier
The hydrodynamics in a novel integral multi-jet spout-fluidized bed was simulated using
both Eulerian-Eulerian approach and the kinetic theory of granular flows. The effect of side …