All issues Volume 75 (2020) Oil Gas Sci. Technol. – Rev. IFP Energies nouvelles, 75 (2020) 27 Full HTMLSpecification of the existing columns.
| Parameter | Demethanizer | Deethanizer | Depropanizer | Debutanizer |
|---|---|---|---|---|
| Height (m) | 38.35 | 36.9 | 32.9 | 31.1 |
| Diameter of 1st/2nd section (m) | 4.2/2.0 | 2.0/3.4 | 4.2 | 2.3 |
| No. of theoretical stages | 18 | 32 | 29 | 27 |
| Type of tray | Ballast valve | Ballast valve | Ballast valve | Ballast valve |
| Condenser press (bar) | – | 30 | 21.6 | 7.5 |
| TOP/BTM operating press (bar) | 30/30.2 | 30.5/30.8 | 22.3/22.6 | 8.2/8.5 |
| Feed stages | 1, 5, 6, 9, 14 | 12 | 13 | 15 |
| Side stream stages | 8, 13 | – | – | – |
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