Batch tray dryers suffers from the disadvantage of

Related MCQs

• Flooding in a vapor-liquid contacting equipment occurs in a tray, when the pressure drop through a tray is __________ the liquid head available in the downcomer.
• Rotary dryers cannot handle __________ materials.
• To get high tray efficiency
• An aqueous solution of methanol is to be distilled in a tray column. High pressure steam is available as a source of heat. For a given reflux ratio and overhead composition, two options are being explored; (i) a reboiler is used and (ii) no reboiler is used but steam is fed directly to the bottom of the column. As compared to option (i), in option (ii)
• Tray spacing in a distillation column of dia 10-12 ft. used in petroleum refinery may be around __________ inches.
• In distillation columns, the number of bubble caps per tray primarily depends upon the
• Which of the following is not a batch drier?
• In the constant rate period of the rate of drying curve for batch drying,
• Advantage of continuous drying over batch drying is that the
• With lapse of time, the overhead composition of light component in case of batch distillation with constant reflux