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week 5 305-2 - ChE 4151 Flash Distillation Design Fall 2009...

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Stage Calculations Internal Balances Sections 4.1-4.2
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STARTED WITH EXTERNAL BALANCES
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ChE 305 Example 4-1 Q C D= 3333.333 kg/hr H V = 330 kcal/kg 94.88708 kmol/hr MW V= 379.5483 x D = 0.8 wt fract EtOH 46.07 0.610019 mol fract Water 18.016 h D = 60 kcal/kg RR= 3 L= 284.6612 F= 10000 kg/hr L/V= 453.6618 kmol/hr T F = 40 °C P= 1 kg/cm 2 Z= 0.3 wt fract q= 0.143539 mol fract h F = 30 kcal/kg Q R B= 6666.667 kg/hr 358.7747 Kmol/hr x B = 0.05 wt fract 0.020167 mol fract h B = 90 kcal/kg Q C = -3600000 kcal/hr Q R = 4100000 kcal/hr = L = V = V L
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INTERNAL BALANCES
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