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Natural gas fractionation train

NGL fractionationGas processingDistillation train
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A four-column NGL fractionation train — demethanizer, deethanizer, depropanizer, debutanizer — recovering pipeline-spec sales gas plus ethane, propane, and butane products from wellhead-pressure raw natural gas, after Luyben (Ind. Eng. Chem. Res. 2013, 52, 10741).

The flowsheet

The solved topology — every unit op's real duty, conversion, or split, read straight off a genuine converged solve.

FEED
feed
dist
btms
Demeth
Sales GAS
feed
dist
btms
Deeth
Ethane
feed
dist
btms
Deprop
Propane Product
feed
dist
btms
Debut
Butane Product
Pentane PLUS

The stream table

Every stream's flow, temperature, pressure, and composition — real converged numbers, not placeholders.

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Open this exact flowsheet in the workspace, already solved — tweak a spec and re-run.
Launch interactive model

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