Elementary Principles 313

# Elementary Principles 313 - 8.59 a. Salt balance: x L 7 n L...

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8- 34 8.59 a. Salt balance: xn n LL L 77 11 1 0 035 5000 030 583 ±± ± . . =⇒ = = bg kg h Fresh water produced: nn 71 5000 583 4417 kg = = fresh water h b. Final result given in Part (d). c. Salt balance on effect: th i ± ± nx n x x n ii L i L i Li L i L i Li = ++ bgbg θ (1) Energy balance on effect: th i Δ ± ± ² ± ² ± ² ± ² ± ² ± ± ² ± ² ± ² ²² Hn H n H n H n H n H n nH n H HH vi vi v L v L Li Li L L L L v L v L v L vi vi Li Li L i L i v i L L + + = ⇒= +− + + + + −− 00 1 1 1 1 1 1 1 1 1 ej ej e j (2) Mass balance on effect: th i 1 ± ± n n Li v i L i L i Li v i =+⇒ = 1 1 (3) d. PTn L x L n V H L H V (bar) (K) (kg/h) (kg/h) (kJ/kg) (kJ/kg) Fresh steam 2.0 393.4 --- --- 981 504.7 2706.3 Effect 1 0.9 369.9 584 0.2997 934 405.2
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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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