As an assignment,

1) Repeat this simulation with different compounds and thermodynamics

Compounds: 

Ethanol & Water
Property Package: Raoult's Law
Method: Fenske-Underwood-Gilliland


2) Repeat this simulation with different feed conditions 

Inlet stream:
Mass Flow: 100 kmol/h
Mole Fraction(C2H5OH): 0.5
Mole Fraction(H20): 0.5
Pressure: 1 atm


3) Repeat this simulation with different Column Properties

Reflux Ratio: 1.5 times the minimum reflux ratio.
Light: Ethanol, Heavy: Water
Distillate: XD = 0.99, Bottoms: 0.01