Particle residence time measurement in a pressurized drop-tube reactor with radioactive tracer

•Direct measurement of particle residence time in pressurized drop tube furnace.•Investigation of influence of particle size, gas pressure, temperature, volume flow.•Validation of sedimentation model for Reynolds numbers from 0.8 to 13.2.•Experimental validation of limitation of Stokes’ law to parti...

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Bibliographic Details
Published in:Fuel (Guildford) 2019-09, Vol.252, p.37-46
Main Authors: Rußig, Sascha, Gonzalez, Victor, Schurz, Martin, Krzack, Steffen, Kleeberg, Jörg, Guhl, Stefan, Meyer, Bernd
Format: Article
Language:English
Subjects:
Carbon dioxide
Correlation
Drag
Drop-tube reactor
Experimental methods
Gas temperature
Gasification kinetics
Inert atmospheres
KIVAN
Particle residence time
Particle size
Particle size distribution
Pressurized
Radioactive tracer
Radioactive tracers
Reactors
Residence time distribution
Sedimentation
Size distribution
Technetium
Technetium isotopes
Time measurement
Tracer particles
Tube furnaces
Velocity
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Summary:•Direct measurement of particle residence time in pressurized drop tube furnace.•Investigation of influence of particle size, gas pressure, temperature, volume flow.•Validation of sedimentation model for Reynolds numbers from 0.8 to 13.2.•Experimental validation of limitation of Stokes’ law to particle Reynolds numbers
ISSN:0016-2361
1873-7153
DOI:10.1016/j.fuel.2019.03.134