A distillation column is fed 100 kmol/h of a saturated yapour feed (40) containing 40 mol % benzene and 60 mol % toluene at 101.32 kPa. The distillate contains 90 mol % benzene and the bottom contains 90 mol % toluene. The reflux ratio is 4. Calculate: (a) the molar flows of distillate D and bottoms W: (b) Number of plates required; (c) minimum reflux ratio; (d) minimum number of plates = 2,41. analytically if aAB (average) The equilibrium data are given as: 0 0.4 0.1 0.6 0.8 X 1 0 0.22 0.63 0.78 0.91 1 0.2 0.38

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
Chapter1: Introduction
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A distillation column is fed 100 kmol/h of a saturated yapour feed (q=0)
containing 40 mol % benzene and 60 mol % toluene at 101.32 kPa. The distillate
contains 90 mol % benzene and the bottom contains 90 mol % toluene. The reflux
ratio is 4. Calculate: (a) the molar flows of distillate D and bottoms W; (b) Number
of plates required; (c) minimum reflux ratio; (d) minimum number of plates
analytically if aAB (average) = 2.41.
The equilibrium data are given as:
0
0.1
X
0.6
0.4
0.8
y
0
0.22
0.63
0.78
0.91
0.2
0.38
Transcribed Image Text:A distillation column is fed 100 kmol/h of a saturated yapour feed (q=0) containing 40 mol % benzene and 60 mol % toluene at 101.32 kPa. The distillate contains 90 mol % benzene and the bottom contains 90 mol % toluene. The reflux ratio is 4. Calculate: (a) the molar flows of distillate D and bottoms W; (b) Number of plates required; (c) minimum reflux ratio; (d) minimum number of plates analytically if aAB (average) = 2.41. The equilibrium data are given as: 0 0.1 X 0.6 0.4 0.8 y 0 0.22 0.63 0.78 0.91 0.2 0.38
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