Continuous Distillation (Rigorous): Results Tab

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Variable Definitions, Ranges and Default Values

The following table shows a brief description of the variables appearing in this tab. The table also displays their default values and their generally acceptable range:

Variable

Default Value

Range

 

Molar Composition, x (mole fraction)
The (initial/final) molar composition of a component’s vapor phase either in the condenser, or in a stage, or in the reboiler.

0.0

Positive

Molar Composition, y (mole fraction)
The (initial/final) molar composition of a component’s liquid phase either in the condenser, or in a stage, or in the reboiler.

0.0

Positive

Temperature, T (oC)
The (initial/final) temperature in the condenser, or in a stage, or in the reboiler.

25.0

Positive

Pressure, P (atm)
The (initial/final) pressure in the condenser, or in a stage, or in the reboiler.

1.0

Positive

Liquid Molar Flow, L (mol/h)
The (initial/final) molar flow of the liquid phase in the condenser, or in a stage, or in the reboiler.

0.0

Positive

Vapor Molar Flow, V (mol/h)
The (initial/final) molar flow of the vapor phase in the condenser, or in a stage, or in the reboiler.

0.0

Positive

Heating/Cooling Rate, Q (kcal/h)
The (initial/final) heat transfer rate in the condenser, or in a stage, or in the reboiler.

0.0

Positive

K
The resulting partition coefficient of a component in the condenser, or in a stage, or in the reboiler.

0.0

Positive

Symbol Key: User-specified value (always input); Calculated value (always output); Sometimes input, sometimes output

Specification Choices / Comments

For details on how the variables appearing in this tab are implemented, see Continuous Distillation (Rigorous): Modeling Calculations.