Download Distillation Troubleshooting

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215°F
30
I
Feed
Leanoil
still
45-50 gpm
c
96°F
)
V J
Ο
Gasoline and
[XH— lighter to
storage
525-550° F
Surge
drum
Lean oil
(bottoms)
400-600 gpm
-<TC
Fuel
(a)
Reflux flow, gpm
Φ)
Figure 2.3
Multicomponent still that showed temperature multiciplity: (a) lean-oil still; (b) variation
of lean-oil still top temperature with reflux. (From Ref. 263. Reproduced with permission. Copyright ©
(1987) AIChE. All rights reserved.)