VLE and Distillation Examples and Tutorials

Choose an example of your choice

Brief Descriptions

1

Vapour-Liquid Equilibrium - from Vapour Pressure Data

2

Simple Distillation - Area under the Curve

3

Flash Distillation - Graphical Solution, varying f values

4

Continuous Distillation - Plotting of ROL, q-lne, SOL; number of triangles

5

Continuous Distillation - Trade-off in trays and reflux ratio

Choose any of the questions below to test yourself.

Simple Distillation No. 1 : Determine L2 when L1, x1 and x2 are given

Simple Distillation No. 2 : 2-stage Process

Simple Distillation No. 3 : Mathematical Solution for Constant Relative Volatility

Comparison between Simple Distillation and Flash Distillation

Flash Distillation No. 1 : Continuous 2-stage Operation

6

Flash Distillation No. 2 : Mathematical Solution for Constant Relative Volatility

7

No Question.

8

Continuous Distillation No. 1 : Different Feed Conditions

9

Continuous Distillation No. 2 : VLE not available

Continuous Distillation No. 3 : Different Reflux Ratios

Continuous Distillation No.4 : Unknown q-value

Continuous Distillation No. 5 : Unknown mole fractions

Continuous Distillation No. 6 : Minimum Reflux for Non-Ideal Solution

Continuous Distillation No. 7 : Different Feed Condition (q) on Minimum Reflux

Batch Distillation No. 1 : Number of Theoretical Trays

Batch Distillation No. 2 : Constant Reflux Ratio

Batch Distillation No. 3 : Constant Distillate Composition (Increasing Reflux Ratio)

Batch Distillation No. 4 : Mathematical Solution for Constant Relative Volatility

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