Question
4.7 A single equilibrium stage in a distillation column is
shown in Fig. E4.7. The model that describes this stage is
dt
dHx1
RA
+44 +44 +a,
Assume that the molar holdup H in the stage is constant
and that constant molal overflow occurs. Thus, Li-L and
V. =リ.
(a) Linearize the resulting model and introduce deviation
variables.
(b) For constant liquid and vapor flow rates, derive the four
transfer functions relating outputs x and y, to inputs x and
y2. Place it in standard form.
0
xo
V1
V.
1
Figure E4.7
expand button
Transcribed Image Text:4.7 A single equilibrium stage in a distillation column is shown in Fig. E4.7. The model that describes this stage is dt dHx1 RA +44 +44 +a, Assume that the molar holdup H in the stage is constant and that constant molal overflow occurs. Thus, Li-L and V. =リ. (a) Linearize the resulting model and introduce deviation variables. (b) For constant liquid and vapor flow rates, derive the four transfer functions relating outputs x and y, to inputs x and y2. Place it in standard form. 0 xo V1 V. 1 Figure E4.7
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Introduction to Chemical Engineering Thermodynamics
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: McGraw-Hill Education
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