Effect of surface tension and brine concentration on mass transfer in micro-bubble aeration /

additional variable for mixing effects can be accounted for

Bibliographic Details
Main Author: Henry, Michael Kent, 1974-
Format: Thesis eBook
Language:English
Published: [Place of publication not identified] : [publisher not identified] ; 1998.
Subjects:
Online Access:Link to OAKTrust copy
Description
Summary:additional variable for mixing effects can be accounted for
and the mass transfer coefficient are functions of brine
brine concentration. The DST is measured with a SensaDyne
brine solutions and bubble sizes from 0.26 mm to 0.66 mm.
bubble frequency and brine concentration. The bubble sizes
bubbles in the system. This is possible because both DST
coefficient is determined as a function of bubble size and
concentration and bubble size. Currently, the correlation
decreases due to the non-coalescing effects of an increased
digital video camera and an imaging program called
electrolyte concentration. An increase in surface tension
Engineers' (ASCE) reaeration technique, the mass transfer
for DST is valid for deionized water up to 8 % by weight
in a generalized model.
increases the resistance to mass transfer across the bubble
interface. By using the American Society of Civil
mass transfer column are statistically measured using a
measured bubble frequencies, and the bubble sizes in the
PC9000 differential pressure tensiometer as a function of
predicted by a correlation dependent solely on the DST of
produced by the tensiometer are calculated from the
should be extended to different column configurations so an
SigmaScanTm. The resulting statistical correlation allows
sizes in high concentrations of brine to complete the mass
surface tension (DST) affect bubble size. The surface
tension of a bubble increases as the diameter of a bubble
the mass transfer coefficient of a brine solution to be
The mass transfer data should be extended to larger bubble
This study shows that brine concentration and dynamic
transfer characterization. In addition, these methods
Item Description:"Major subject: Chemical Engineering".
Vita.
Physical Description:x, 90 leaves : illustrations ; 28 cm. + 1 CD-Rom.
Also available online.
Issued also on microfiche from Lange Micrographics.
Format:System requirements: IBM-PC with CD-Rom capabilities located in the MS Word 97 files.
Bibliography:Includes bibliographical references: pages 75-80.