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An improved light attenuation technique for measuring large interfacial areas
Author(s) -
Kasireddy V. K.,
Al Taweel A. M.
Publication year - 1990
Publication title -
the canadian journal of chemical engineering
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.404
H-Index - 67
eISSN - 1939-019X
pISSN - 0008-4034
DOI - 10.1002/cjce.5450680422
Subject(s) - attenuation , bubble , sauter mean diameter , measure (data warehouse) , optics , laser , materials science , laser light , mechanics , physics , computer science , thermodynamics , nozzle , database
A laser‐based light attenuation technique was successfully used to measure interfacial areas as high as 5832 m 2 /m 3 and Sauter mean bubble diameter varying between 50 and 5600 μm. Good agreement between this approach and the photographic technique was obtained particularly at low gas holdups.