A saturated liquid mixture containing 40 mol% benzene and the rest toluene must be distilled in a continuous column equipped with sieve bottoms. The maximum content of benzene in the bottom outlet is 10 mol-% and it is desired to obtain a distillate containing 90 mol-% benzene. The column isequipped with a reboiler and a partial condenser and the reflux ratio R = 4.5 Determine the number of real bottoms if the Murhpree efficiency EmV is 70%. Equilibrium diagram for benzene/toluene is attached.

Introduction to Chemical Engineering Thermodynamics
8th Edition
ISBN:9781259696527
Author:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
Publisher:J.M. Smith Termodinamica en ingenieria quimica, Hendrick C Van Ness, Michael Abbott, Mark Swihart
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A saturated liquid mixture containing 40 mol% benzene and the rest toluene must be distilled in a continuous column equipped with sieve bottoms. The maximum content of benzene in the bottom outlet is 10 mol-% and it is desired to obtain a distillate containing 90 mol-% benzene. The column isequipped with a reboiler and a partial condenser and the reflux ratio

R = 4.5
Determine the number of real bottoms if the Murhpree efficiency EmV is 70%.

Equilibrium diagram for benzene/toluene is attached.

1,00
0,90
0,80
0,70
0,60
0,50
0,40
0,30
0,20
0,10
0,00
=========
p=1 bar
0,00
0,10
0,20
0,30
Bensen/toluen
0,40
0,50
Xbensen
0,60
0,70
0,80
0,90
1,00
Transcribed Image Text:1,00 0,90 0,80 0,70 0,60 0,50 0,40 0,30 0,20 0,10 0,00 ========= p=1 bar 0,00 0,10 0,20 0,30 Bensen/toluen 0,40 0,50 Xbensen 0,60 0,70 0,80 0,90 1,00
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