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Table 1 The methodology for dehydration process

From: Systematic design of separation process for bioethanol production from corn stover

Method for producing anhydrous ethanol Recommended values for separation feasibility indices Ratio of properties for Ethanol/Water
Molecular sieve Kinetic diameter = 1.05
Van der Waals volume = 1.07 1.71
Polarizability = 1.08
Dipole moment = 1.05 1.09
Extractive distillation Vapor pressure = 0.00 2.49
Boiling point = 0.00 1.28
Pervaporation Molar volume = 3.20 3.23
Solubility parameter = 1.90