Question: A distillation column is separating a two-phase feed that is 60% liquid, 40 mol% methanol, and 60 mol% water. Distillate product is 92mol% methanol, and
A distillation column is separating a two-phase feed that is 60% liquid, 40 mol\% methanol, and 60 mol\% water. Distillate product is 92mol% methanol, and bottoms is 4.0mol% methanol. A total reboiler and a total condenser are used. Reflux is a saturated liquid. Operation is at 101.3kPa. Assume CMO, and use L/D=0.9. Under these conditions HG=1.3ft and HL=0.8ft in both the enriching and stripping sections. Equilibrium data are given in Table 2-8 (page 54 in 5th edition of the textbook). a. Determine the required height of the enriching section. b. Determine the required height of the stripping section. c. Estimate the total height of the column
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