SME
Process Design · Problem type

Separation-sequencing heuristics

Use this for “A mixture holds a corrosive acid, mostly water and two close-boiling isomers. Which column comes first?”

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When should the column sequence take this out?
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Assumptions

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The usual rules of thumb for ordering distillation columns; a costed design can overrule them.
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Early means in the first column the feed meets; late means in the last ones.
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