State-of-the-art review of fluid catalytic cracking (FCC) catalyst regeneration intensification technologies

A Oloruntoba, Y Zhang, CS Hsu - Energies, 2022 - mdpi.com
Fluid catalytic cracking (FCC) is the workhorse of modern crude oil refinery. Its regenerator
plays a critical role in optimizing the overall profitability by efficiently restoring the catalyst …

Dual-dense gas-solid circulating fluidized bed reactor

H Gai, P Yang, Q Zhang, M Lin, H Song, M Xiao… - Fuel, 2023 - Elsevier
Circulating fluidized bed reactors are widely employed to deal with the gas–solid reactions
in the energy industry. They could be classified into two categories as per the combination of …

Hydrodynamic behaviors of a spouted fluidized bed with a conical distributor and auxiliary inlets for the production of polysilicon with wide-size-distribution particles

P Li, R Hou, C Zhang, T Wang - Chemical Engineering Science, 2022 - Elsevier
In order to improve the fluidization quality of wide-size-distribution (WSD) particles in a
spouted bed reactor for the production of polysilicon, a conical distributor with one central …

Study on effect of gas distributor in fluidized bed reactors by hydrodynamics-reaction-coupled simulations

A Oloruntoba, Y Zhang, H Xiao - Chemical Engineering Research and …, 2022 - Elsevier
Deep understanding of the complex relationship between the complex hydrodynamics and
reactor performance in a reactive gas-fluidized bed is crucial to optimization of engineering …

Experimental characterization of heat transfer to vertical dense granular flows across wide temperature range

MF Watkins, RD Gould - Journal of Heat Transfer, 2019 - asmedigitalcollection.asme.org
Particle-based heat transfer fluids for concentrated solar power (CSP) tower applications
offer a unique advantage over traditional fluids, as they have the potential to reach very high …

Numerical investigation of solid circulation flux in an internally circulating fluidized bed with different gas distributor designs

M Hassan, MP Schwarz, F Yuqing, M Rafique, P Witt… - Powder Technology, 2016 - Elsevier
Numerical simulations using two-fluid model incorporating the kinetic theory of granular flow
(KTGF) are conducted to study the behavior of bed particles in a two dimensional baffle type …

Innovative Internally Circulating Reactor Concept for Chemical Looping‐Based CO2 Capture Processes: Hydrodynamic Investigation

A Zaabout, S Cloete, S Amini - Chemical Engineering & …, 2016 - Wiley Online Library
An experimental hydrodynamic investigation has been carried out for a novel internally
circulating chemical looping (ICCL) reactor concept proposed to reduce the technical …

Hydrodynamic flow characteristics in an internally circulating fluidized bed gasifier

JP Simanjuntak, KA Al-attab… - Journal of Energy …, 2019 - asmedigitalcollection.asme.org
In this paper, the hydrodynamic flow inside an internally circulating fluidized bed (ICFBG)
was characterized using experimental and three-dimensional computational fluid dynamics …

Hydrodynamic behaviors of an internally circulating fluidized bed with wide-size-distribution particles for preparing polysilicon granules

P Li, X Yu, F Liu, T Wang - Powder Technology, 2015 - Elsevier
An internally circulating fluidized bed (ICFB) reactor was proposed for preparing polysilicon
granules to prevent silicon deposition on the heating wall. The fluidization behaviors of the …

CFD simulation of the hydrodynamic behavior in an internally circulating fluidized bed reactor for producing polysilicon granules

P Li, T Wang, Y Liu, Q Zhang, Q Li, R Xiong, L Guo… - Powder Technology, 2017 - Elsevier
An internally circulating fluidized bed (ICFB) reactor with a central draft tube that was used
for producing polysilicon granules was studied, with the focus on the inhibition of silicon …