Local solid mixing in gas–solid fluidized beds
N Mostoufi, J Chaouki - Powder Technology, 2001 - Elsevier
Diffusivity of the solid particles in a 152-mm ID gas–solid fluidized bed was determined at
different regimes of fluidization. The gas was air at room temperature and atmospheric …
different regimes of fluidization. The gas was air at room temperature and atmospheric …
On the axial movement of solids in gas-solid fluidized beds
N Mostoufi, J Chaouki - Chemical Engineering Research and Design, 2000 - Elsevier
Solids movement in a gas-solid fluidized bed was monitored by a Radioactive Particle
Tracking (RPT) technique. The gas was air at room temperature and atmospheric pressure …
Tracking (RPT) technique. The gas was air at room temperature and atmospheric pressure …
Flow structure of the solids in gas–solid fluidized beds
N Mostoufi, J Chaouki - Chemical Engineering Science, 2004 - Elsevier
Existence of clusters in dense fluidized beds was investigated by analyzing the time-position
data of a tracer obtained in several radioactive particle tracking experiments. It was found …
data of a tracer obtained in several radioactive particle tracking experiments. It was found …
Detailed measurements of flow structure inside a dense gas–solids fluidized bed
H Zhu, J Zhu, G Li, F Li - Powder Technology, 2008 - Elsevier
Detailed local flow structures are investigated in bubbling and turbulent fluidized bed with
FCC particles. The operating conditions ranges from 0.06 to 1.4 m/s. Extensive experiments …
FCC particles. The operating conditions ranges from 0.06 to 1.4 m/s. Extensive experiments …
Measurement of overall solids mass flux in a gas–solid circulating fluidized bed
S Bhusarapu, P Fongarland, MH Al-Dahhan… - Powder technology, 2004 - Elsevier
It is important to know the overall solids flux and solids Cycle Time Distribution (CTD) to
properly characterize Circulating Fluidized Bed (CFB) systems. Although conceptually …
properly characterize Circulating Fluidized Bed (CFB) systems. Although conceptually …
Detailed hydrodynamics of high flux gas–solid flow in a circulating turbulent fluidized bed
M Qi, S Barghi, J Zhu - Chemical engineering journal, 2012 - Elsevier
Hydrodynamics of gas–solid flow were experimentally studied in depth in a circulating
turbulent fluidized bed (CTFB) using FCC particles of 76μm at a wide range of air velocities …
turbulent fluidized bed (CTFB) using FCC particles of 76μm at a wide range of air velocities …
Measurements of solids concentration and axial solids velocity in gas-solid two-phase flows
JJ Nieuwland, R Meijer, JAM Kuipers… - Powder Technology, 1996 - Elsevier
Several techniques reported in the literature for measuring solids concentration and solids
velocity in (dense) gas-solid two-phase flow have been briefly reviewed. An optical …
velocity in (dense) gas-solid two-phase flow have been briefly reviewed. An optical …
CFD and experimental studies of solids hold-up distribution and circulation patterns in gas–solid fluidized beds
GN Ahuja, AW Patwardhan - Chemical Engineering Journal, 2008 - Elsevier
The hydrodynamics of a gas–solid fluidized bed was studied using a combination of
experiments and CFD simulations. Experiments were conducted with polypropylene …
experiments and CFD simulations. Experiments were conducted with polypropylene …
Flow structure of the solids in a 3‐D gas–liquid–solid fluidized bed
Local and macroscopic solids flow structure and kinematics in a 3‐D gas–liquid–solid
fluidized bed were studied using a noninvasive radioactive‐particle tracking (RPT) …
fluidized bed were studied using a noninvasive radioactive‐particle tracking (RPT) …
Solid mass fluxes in circulating fluidized beds
Experimental measurements of local solid mass flux were made in the riser component of
two different circulating fluidized beds (CFBs). Tests were conducted in both a lab-scale riser …
two different circulating fluidized beds (CFBs). Tests were conducted in both a lab-scale riser …