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Process Equipment and Plant Design

Process Equipment and Plant Design
Pressure drop per tray in the atmospheric distillation column is about __________ psi.

0.01 - 0.5
43833
0.07 - 0.12
0.5 - 1.0

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Process Equipment and Plant Design
Liquid/petroleum fuel storage tanks are built underground (as in case of petrol pumps), when the storage capacity is less than __________ kilolitres.

45
30
20
85

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Process Equipment and Plant Design
Vertical vessels are not supported by

Brackets
Skirts
Columns
Saddles

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Process Equipment and Plant Design
The thickness of segmental baffles (25 -35% cut truncated plates usually) is generally __________ the tube wall thickness.

Four times
Half
Twice
Equal to

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Process Equipment and Plant Design
Liquid gradient over the tray results due to the

Large plate spacing
Large reflux ratio
Resistance offered to flow of liquids by caps & risers and the flow of gas
Low gas velocity

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Process Equipment and Plant Design
A claming section before the liquid flows into the downcomer is privided to

Ensure better vapour-liquid contact
Cool the liquid before it flows down
Reduce the discharge fluctuation
Permit release of entrained vapour in the liquid

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