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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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Topic: Production of propylene glycol from glycerol derived from palm oil.
QUESTION:
Estimate capital items, operating costs and economics of the plant. Finally, report the estimated
return.
The Detailed Factorial Method with approximately 25% accuracy must be used for detailed
economic evaluation.
Plant lifetime is fixed at 15 years.
1) Operational Cost Analysis
Calculate the yearly operational costs, including raw materials, labor, utilities, maintenance,
and other recurring expenses. Provide a clear explanation of how these costs are derived.
Use following attached Process Flow Diagram as reference for this question.

Transcribed Image Text:X-101
SEPARATOR
T-101
E-101
DISTILLATION CONDENSER
HYDROGEN GAS
COLUMN
FROM TK-101
CRUDE GLYCEROL
FROM TK-102
X-101
P-101
T-101
E-101
COOL IN
E-102
E-103
HEAT
EXCHANGER
MIX-101
MIXER
R-101
E-101
T-104
REBOILER CONDENSER REFLUX
DRUM
HOT OUT
P-102
T-102
HOT OUT
E-103
COOL IN
6
R-101
P-101
PUMP
E-102
T-102
REBOILER REFLUX
DRUM
P-102
PUMP
R-101
PACKED BED
REACTOR
(PBR)
MIX-101
HOT OUT
E-103
COOL IN
T-104
METHANOL
TO TK-103
T-103
WATER
TO TK-104
T-103
DISTILLATION
COLUMN
E-104
12
PROPYLENE GLYCOL
TO TK-105
NaCl
TO TK-106
Expert Solution
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