Proc. Equip. Design & Ops. III Quiz 2

7/28/2019 Proc. Equip. Design & Ops. III Quiz 2

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Quiz 2' packed Corumn Gas Absorption/Gas Desorption

Date 3l Juty 20lZ

1' Air containinge@rdr,, absorbed with pure water in a packed column of 1.5 m2cross-section area, and3.5 m height packed with 75 mm diameter Hiflow .,; ; ="rl'.{rm2/m31' The pressure of the column is I atrn. The total gas flow rate is 0.062kmovs, theliquid flow rate is 2.2 kmoUs, and the oi,U., gas concentratfn isy = 0.004. At the temperature

of the column the equilibrium is7* :40x.(a) What is L/L^in?

(b) Calculate Noa for the column.

(c) Determine Hs6for the column.

(d) Determine the value of.K,for this system.(e) If the mass transfer is 100% contro,ed by the resistance in the gas phase, determine anestimate for k , and for the interface

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Proc. Equip. Design & Ops. III Quiz 2

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