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Journal of the University of Chemical Technology and Metallurgy,
40, 4, 2005, 329-334
ENHANCEMENT OF MASS TRANSFER IN SOLID-LIQUID
EXTRACTION BY PULSED ELECTRIC FIELD
M. Savova1, H. Bart2, I. Seikova1
1University of Chemical Technology and Metallurgy
8 Kl. Ohridski, 1756 Sofia, Bulgaria2 University of
Kaiserslautern,
Institute of Chemical Engineering,
Department of Mechanical and Process Engineering,
67653 Kaiserslautern, Germany
E-mail: [email protected]
ABSTRACT
Received 11 November 2005
Accepted 28 November 2005
INTRODUCTION
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THEORY
EfdU cm =
KK
fc
m /)2
1(
+=
4/)2(1e
c
cm
mc
d
dK
++=
1K 1f
1321010 = Vcm
d
UE
c
cr
cr
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Fig. 1. Mechanism of dielectrical breakdown of the cell
membrane.
Fig. 2. Steps of mucilage recovery from Linseed.
Fig. 3. Experimental set-up.
EXPERIMENTAL
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RESULTS AND DISCUSSION
Fig. 4. Conventional versus PEF-assisted solid-liquid
extraction.
Fig. 5. Effect of PEF treatment at different moisture
contents.
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Fig. 6. Comparison of effectiveness of PEF treatment at
different
field strengths.
CONCLUSIONS
Acnowledgement
REFERENCES
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