PROCESS DYNAMIC+CONTROL-EBOOK>I<
4th Edition
ISBN: 2819480255712
Author: Seborg
Publisher: INTER WILE
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Question
Chapter 1, Problem 1.11E
Interpretation Introduction
Interpretation:
Three automatic control systems in modern automobiles except cruise control should be identified.
Concept introduction:
Automatic Control System is a feedback system which is used for better handling of vehicle and performance enhancement. These functions not only offer stability in driving but also assures the safety of passengers. The automatic control systems are also good for vehicle life and deliver a better driving experience.
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graphically +material balance
1000 Kg/hr on an acetone water mixture containing 10% of acetone is to be extracted with
trichloroethane. The recovered solvent to be used is free of acetone. If 95% recovery of acetone is desired, the
equilibrium relationship is given by kg acetone/kg trichloroethane 1.65 kg acetone/kg water.
Estimate the number of stages required if 1.5 times the minimum solvent is used when: -
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b-
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use Graphically
1000 Kg/hr on an acetone water mixture containing 10% of acetone is to be extracted with
trichloroethane. The recovered solvent to be used is free of acetone. If 95% recovery of acetone is desired, the
equilibrium relationship is given by kg acetone/kg trichloroethane 1.65 kg acetone/kg water.
Estimate the number of stages required if 1.5 times the minimum solvent is used when: -
Cross-current is to be extracted.
a-
b-
b- Counter-current is to be extracted.
A solution of 5% acetaldehyde in toluene is to be extracted with water in five stage co-current operation.
If 25kg/100kg feed is used, what is the mass of acetaldehyde extracted and the final concentration?
The Equilibrium relation is given by: kg acetaldehyde /kg water = 2.2 kg acetaldehyde / kg toluene.
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