Agglomeration in fluidized beds at high temperatures: Mechanisms, detection and prevention

M Bartels, W Lin, J Nijenhuis, F Kapteijn… - Progress in Energy and …, 2008 - Elsevier
Fluidized-bed conversion of solid fuels is a well-established and widely used technology.
Yet, operational problems are encountered in industrial practice. One of the most important …

Mechanisms and mitigation of agglomeration during fluidized bed combustion of biomass: A review

JD Morris, SS Daood, S Chilton, W Nimmo - Fuel, 2018 - Elsevier
A key issue associated with fluidized bed combustion of biomass is agglomeration. The
presence of high quantities of alkali metal species in biomass ash leads to the formation of …

[图书][B] Multiphase flows with

C Crowe, M Sommerfeld, Y Tsuji - 1998 - api.taylorfrancis.com
Since the publication of the first edition of Multiphase Flow with Droplets and Particles in
1998 there have been important advances in the science and technology of dispersed …

Verification and validation of CFD models and dynamic similarity for fluidized beds

JR Grace, F Taghipour - Powder technology, 2004 - Elsevier
Claims and suggestions in the literature that verification or validation of CFD numerical
models has been achieved for fluidized beds are shown to be inconsistent with objective …

CFD-DEM simulation of fluidization of rod-like particles in a fluidized bed

H Ma, L Xu, Y Zhao - Powder technology, 2017 - Elsevier
In chemical and energy industries, fluidization concerning rod-like particles is often
encountered, but little effort has been made in this respect. Understanding fluidization of rod …

Heat transfer and bubble characteristics in a fluidized bed with immersed horizontal tube bundle

SW Kim, JY Ahn, SD Kim, DH Lee - International Journal of Heat and Mass …, 2003 - Elsevier
The effect of gas velocity on the average and local heat transfer coefficients between a
submerged horizontal tube (25.4 mm-OD) and a fluidized bed has been determined in a …

Early warning of agglomeration in fluidized beds by attractor comparison

JR van Ommen, MO Coppens… - AIChE …, 2000 - Wiley Online Library
An enhanced monitoring method, based on pressure fluctuation measurements, for
observing nonstationarities in fluidized‐bed hydrodynamics is presented. Experiments show …

Bifunctional Europium for Operando Catalyst Thermometry in an Exothermic Chemical Reaction

BJP Terlingen, T Arens, TP van Swieten… - Angewandte Chemie …, 2022 - Wiley Online Library
Often the reactor or the reaction medium temperature is reported in the field of
heterogeneous catalysis, even though it could vary significantly from the reactive catalyst …

Bench-scale bubbling fluidized bed systems around the world-Bed agglomeration and collapse: A comprehensive review

FRM Nascimento, AM González, EES Lora… - International journal of …, 2021 - Elsevier
Thermochemical conversion by gasification process is one of the most relevant technologies
for energy recovery from solid fuel, with an energy conversion efficiency better than other …

Characterization of fluid dynamics of fluidized beds by analysis of pressure fluctuations

S Sasic, B Leckner, F Johnsson - Progress in energy and combustion …, 2007 - Elsevier
This paper reviews procedures for investigating the fluid-dynamic behavior of gas–solid
fluidized beds using pressure signals as obtained from modeling or experiments. The …