Separation Columns (Distillation and absorption)

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Presentation transcript:

Separation Columns (Distillation and absorption) Dr. Kh. Nasrifar Department of Chemical and Petrochemical Engineering

Absorption

Absorption: Mass transfer and equilibrium approaches

General approaches in absorption design

Schematic diagram of an absorber

Graphical calculation

Equilibrium line

Multicomponent Absorption At equilibrium

Absorption Factor

Absorption Factor

Solution Fig. 10.4: Recovery (a) is 1-absorption ratio

Example Problem 1

Example Problem 1

Average Absorption Factor

Example Problem 2

Example Problem 2, Continued

Multicomponent Stripping