Behaviour of primary catalysts in the biomass steam gasification in a fountain confined spouted bed

M Cortazar, G Lopez, J Alvarez, M Amutio, J Bilbao… - Fuel, 2019 - Elsevier
The performances of the primary catalysts olivine, dolomite, γ-alumina and FCC spent
catalyst were evaluated in the continuous steam gasification of sawdust in a bench-scale …

CFD-DEM model study of gas–solid flow in a spout fluidized bed with an umbrella-like baffle

Y Yue, C Zhang, Y Shen - Chemical Engineering Science, 2021 - Elsevier
In this paper, a new flow regime is identified by applying an umbrella-like baffle in a
rectangular spout fluidized bed and studied by Computational Fluid Dynamics-Discrete …

New operation regimes in fountain confined conical spouted beds

M Tellabide, I Estiati, A Pablos, H Altzibar… - Chemical Engineering …, 2020 - Elsevier
The spouted bed regime is an alternative to fixed and fluidized beds due to the excellent gas-
solid contact and the high reduction in operating pressure drop. Nevertheless, the most …

[HTML][HTML] A model for predicting the performance of a batch fountain confined spouted bed dryer at low and moderate temperatures

X Sukunza, A Pablos, M Tellabide, I Estiati, FB Freire… - Powder Technology, 2022 - Elsevier
Spouted bed dryers are well known for their high efficiency at low and moderate
temperatures. The design of industrial scale dryers requires the estimation of heat and mass …

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] A novel alternative method for pistachio nuts splitting using conical spouted beds

X Sukunza, M Bolaños, M Tellabide, I Estiati… - Chemical Engineering …, 2023 - Elsevier
Closed shell pistachio nuts must be split for their commercialisation, which is conducted in
processing plants designed on purpose. Given that current industrial processes have …

[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 …

Numerical and experimental study of integral multi-jet structure impact on gas-solid flow in a 3D spout-fluidized bed

F Wu, C Yang, X Che, X Ma, Y Yan, W Zhou - Chemical Engineering …, 2020 - Elsevier
In this study, the impact of multi-jet structure on the gas-solid flow in a three-dimensional
integral multi-jet spout-fluidized bed was investigated using both numerical and …

Physical and physiological quality of intermittent soybean seeds drying in the spouted bed

RC Brito, MB Zacharias, VA Forti, JT Freire - Drying Technology, 2021 - Taylor & Francis
The aim of this study was to perform the physical and physiological quality analysis of
intermittent soybean seeds drying in the spouted bed. Mechanical damages and …

Continuous drying of fine and ultrafine sands in a fountain confined conical spouted bed

X Sukunza, A Pablos, R Aguado, J Vicente, H Altzibar… - Powder Technology, 2021 - Elsevier
The use of spouted beds for batch drying has already been approached in the literature, in
which the design of internal devices and aspects related to energy efficiency have been …