In a moderately sized packed absorption tower, channelling (which is most severe with stacked packings) can be minimised by taking the ratio of tower diameter to packing diameter

Related MCQs

• In an absorption column, the flooding velocity for random packing is __________ that for stacked/regular packing.
• At the same gas flow rate, the pressure drop in a packed tower being irrigated with liquid __________ that in dry packed tower.
• In a packed absorption tower, if the equilibrium and operating lines are both straight lines, then the ratio, HETP/HTUOG __________ the absorption factor.
• Channelling in a packed tower results from the
• In a packed bed absorption column, the channelling will be noted by the
• Stacked packing compared to dumped packing
• Most important factor to be considered in the selection of packings for absorbers is the __________ of packing.
• The reason for preferring packed towers over plate towers in distillation practice is that the packed tower operation gives
• Channelling is most severe
• Pressure drop through plate tower as compared to that through packed tower, for the same duty will be