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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.

0.5 - 1.0
43833
0.01 - 0.5
0.07 - 0.12

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Process Equipment and Plant Design
In a multipass shell and tube heat exchanger, the baffles on shell side is primarily provided for

Increasing pressure drop
Reducing scale deposition
Creating turbulence
Fixing the tubes

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Process Equipment and Plant Design
The wall thickness of thin cylindrical shell with hemispherical ends is __________ that of the spherical ends.

More than
Either B or C; depends on maximum permissible internal pressure
Less than
Equal to

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Process Equipment and Plant Design
Maximum allowable vapour velocity in a bubble cap tower is determined by the

Diameter of the column
Entrainment considerations
Vapour density
None of these

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Process Equipment and Plant Design
Back-trapping in a distillation column results due to

Low reflux ratio
Low gas velocity
Excessive liquid gradient over the tray
High gas velocity

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Process Equipment and Plant Design
__________ tower is the most suitable gas-liquid contacting device involving highly corrosive fluids.

None of these
Packed
Sieve plate
Bubble cap plate

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