The operating cost of a distillation column at minimum reflux ratio is

Related MCQs

• The reflux to a distillation column is 100 moles/hr, when the overhead product rate is 50 moles/hr. The reflux ratio is
• In continuous distillation, the internal reflux ratio (Ri) and the external reflux ratio (Re) are related as
• For a distillation column operating at minimum reflux, the
• If Rm is the minimum reflux ratio, the optimum reflux ratio may be around __________ Rm.
• Minimum reflux ratio in a distillation column results in
• At what value of reflux ratio, number of theoretical plates in a distillation column is minimum?
• As the reflux ratio in a distillation column is increased from the minimum, the
• A distillation column with N plates is being operated under normal conditions. At some point of time, the operation is shifted to total reflux condition (i.e., no product and residue are being withdrawn and feed to the column is stopped). At the new steady state,
• In McCabe-Thiele method of theoretical plate calculation for a distillation column, the operating lines of stripping and rectifying sections coincide with the diagonal at __________ reflux.
• Pick out the correct relationship. (Where, Ri = internal reflux ratio Ro = external reflux ratio.)