Rectification or Continuous Distillation with Reflux

1
Rectification or Continuous Distillation with
Reflux
Continuous Steady state Based on cascades
i.e. multistage Counter-current cascades
Portion of the distillate is sent back i.e.
refluxed
Heat out
Distillate
Tops
Condenser
Reflux
Column
Heat in
Reboiler
Feed
Bottoms
2
Actual rectification configuration
Heat out
Distillate
Tops
Condenser
Reflux
Column
Feed
Heat in
Reboiler
Bottoms