A labeled flowchart of a continuous steady-state two-unit distillation process is shown below. Each stream contains two components, A and B, in different proportions. Three streams whose flow rates and/or compositions are not known are labeled 1,2 and 3. 40 kg/h 0.900 kg A/kg 0.100 kg B/kg 30 kg/h 0.600 kg A/kg 0.400 kg B/kg 3 100 kg/h 0.500 kg A/kg 0.500 kg B/kg 30 kg/h 0.300 kg A/kg 0.700 kg B/kg Calculate the unknown flow rates and compositions of streams 1, 2, and 3.

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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EXAMPLE: Two Unit Distillation Process
A labeled flowchart of a continuous steady-state two-unit distillation process is shown below.
Each stream contains two components, A and B, in different proportions. Three streams
whose flow rates and/or compositions are not known are labcled 1,2 and 3.
40 kg/h
0.900 kg A/kg
0.100 kg B/kg
30 kg/h
0.600 kg A/kg
0.400 kg B/kg
3
100 kg/h
1
2
0.500 kg A/kg
0.500 kg B/kg
30 kg/h
0.300 kg A/kg
0.700 kg B/kg
Calculate the unknown flow rates and compositions of streams 1, 2, and 3.
Transcribed Image Text:EXAMPLE: Two Unit Distillation Process A labeled flowchart of a continuous steady-state two-unit distillation process is shown below. Each stream contains two components, A and B, in different proportions. Three streams whose flow rates and/or compositions are not known are labcled 1,2 and 3. 40 kg/h 0.900 kg A/kg 0.100 kg B/kg 30 kg/h 0.600 kg A/kg 0.400 kg B/kg 3 100 kg/h 1 2 0.500 kg A/kg 0.500 kg B/kg 30 kg/h 0.300 kg A/kg 0.700 kg B/kg Calculate the unknown flow rates and compositions of streams 1, 2, and 3.
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