CheCalc

Chemical engineering calculations to assist process, plant operation and maintenance engineers.

Shortcut Distillation

Performs shortcut distillation for multi-component system based on Fenske-Underwood-Gilliland (FUG) method. Feed point estimation is done based on Kirkbride equation.
Data
 
First select Component Number, then select a Chemical Name.

Provide constants A,B & C for Antoine vapor pressure equation.

ln(P(mmHg)) = A - B / (T(Kelvin) + C)
# .....Name..... Mols .....A..... .....B..... ....C....
1
2
3
4
5


Bar A
° K
 
Calculation
Light Key
%
Heavy Key
%

 

Reflux Ratio vs Number of Stages

Reflux Ratio 20.43 20.43 20.43 20.43 20.43
Number of Stages 20.43 20.43 20.43 20.43 20.43