Distillation Tower & Column
There are three different methods of separation process in distillation columns and towers.
In a trayed column, liquid flows down the column through down comers and then across the tray deck, while vapor flows upward the liquid inventory on the tray.
Column internal are being equipped into distillation column to provide better mass and heat transfer between the liquide and vapor phases in the column. These included trays, packing, distributors and redistributors, baffle and etc.