Elementary Principles 58

# Elementary Principles 58 - 4.27 (cont'd) T1 c. P1 h1 R1...

This preview shows page 1. Sign up to view the full content.

This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: 4.27 (cont'd) T1 c. P1 h1 R1 Trial 1 2 3 4 5 6 7 8 9 10 75 F 150 psig 210 torr 82.4 x4 (kg SO2/kg) 0.10 0.10 0.10 0.10 0.10 0.20 0.20 0.20 0.20 0.20 y1 V1 n1 0.07 kmol SO2/kmol 207 m3/h 95.26 kmol/h y3 (kmol SO2/kmol) V2 (m3/h) n3 (kmol/h) 0.050 0.025 0.010 0.005 0.001 0.050 0.025 0.010 0.005 0.001 0.89 1.95 2.56 2.76 2.92 0.39 0.87 1.14 1.23 1.30 93.25 90.86 89.48 89.03 88.68 93.25 90.86 89.48 89.03 88.68 m4 (kg/h) 1283.45 2813.72 3694.78 3982.57 4210.72 641.73 1406.86 1847.39 1991.28 2105.36 m2 (kg/h) 1155.11 2532.35 3325.31 3584.31 3789.65 513.38 1125.49 1477.91 1593.03 1684.29 V2 vs. y3 3 .5 0 3 .0 0 2 .5 0 2 .0 0 1 .5 0 1 .0 0 0 .5 0 0 .0 0 0 .0 0 0 0.0 2 0 0 .0 4 0 0 .06 0 V 2 (m /h) 3 y 3 ( k m o l S O 2 /k m o l) x4 = 0 .1 0 x4 = 0 .20 For a given SO2 feed rate removing more SO2 (lower y3) requires a higher solvent feed rate ( V2 ). For a given SO2 removal rate (y3), a higher solvent feed rate ( V2 ) tends to a more dilute SO2 solution at the outlet (lower x4). d. 4.28 Answers are the same as in part c. Maximum balances: Overall - 3, Unit 1 - 2; Unit 2 - 3; Mixing point - 3 Overall mass balance m3 Mass balance - Unit 1 m1 A balance - Unit 1 x1 Mass balance - mixing point m2 A balance - mixing point x2 C balance - mixing point y2 4- 17 ...
View Full Document

Ask a homework question - tutors are online