Elementary - 3.20(a Unit Crystallizer Filter Dryer Function Form solid gypsum particles from a solution Separate particles from solution Remove

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3- 9 3.20 (a) Unit Function Crystallizer Form solid gypsum particles from a solution Filter Separate particles from solution Dryer Remove water from filter cake (b) m gypsum 42 L slurry kg CaSO H O = =⋅ 10 3 5 2 035 2 . . V H O L CaSO H O 2.32 kg CaSO = 2 2 2 0151 2 . . CaSO in gypsum: kg ypsum 136.15 kg CaSO 172.18 kg ypsum 4 4 4 m g g == 0277 . . CaSO in soln.: L sol 1.05 kg L 100.209 kg sol 4 4 4 m = = 1 0151 0209 000186 .. . bg (c) m × 0 35 0 209 095 384 . . kg gypsum 0.05 kg sol g CaSO kg gypsum 100.209 g sol 10 kg CaSO 4 -5 4 %. recovery = 0.277 g + 3.84 10 g 0.277 g + 0.00186 g -5 × ×= 100% 99 3% 3.21 CSA: 45.8 L 0.90 kg kmol min L 75 kg FB: 55.2 L 0.75 kg L 90 kg mol CSA mol FB = = U V | | W | | ⇒= 05496 0 4600 12 . . . . . She was wrong. The mixer would come to a grinding halt and the motor would overheat.
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This note was uploaded on 02/27/2012 for the course CHEMICAL E 312 taught by Professor Cheung during the Fall '11 term at The University of Akron.

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