Multi Component Distillation (Dept. Elec.-II ) (180505)  


Syllabus

Sr. Topics Teaching Hours Module Weightage
1
SELECTION OF KEY COMPONENT:
Light and heavy key component, split key and adjacent key, distribution of key and non key components
2
SEQUENCING OF DISTILLATION COLUMN:
Concept, selection criteria with industrial examples
3
SELECTION OF OPERATING PRESSURE:
Determination of operating pressure for the various industrial distillation columns, criteria for vacuum distillation, PROS & CONS of vacuum distillationq
4
METHODS FOR FINDING THEORETICAL STAGES :
Short cut methods: Fenskey-Underwood-Gilliland’s method, Rigorous methods: Lewis-Metheson method, Theile-Geddes method,Equation tearing procedures using tridiagonal matrix algorithum
5
AZEOTROPIC AND EXTRACTIVE DISTILLATION :
Concept and working principle, industrial examples, determination of number of theoretical stages for azeotropic and extractive distillation, advantage and disadvantage over each other.
6
TOWER DIAMETER AND PRESSURE DROP:
Criteria of selection between tray tower and packed tower, among various type of packings, among various types of trays, determination of tower diameter and pressure drop.
7
MULTICOMPONENT BATCH DISTILLATION:
Design of multicomponent batch distillation with and without rectification.
8
ENERGY SAVING IN DISTILLATION :
By Heat integation, advanced process control, thermally coupled distillation column, use of heat pumps.