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Process Equipment and Plant Design

Process Equipment and Plant Design
In shell and tube heat exchangers, straight tie rods are used to

Account for thermal strain
Fix the tubes in position
Hold baffle in space
None of these

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Process Equipment and Plant Design
Maximum acceptable total liquid gradient over a tray is about __________ mm.

5.5
12.5
30.5
45.5

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Process Equipment and Plant Design
Length to diameter ratio of most rotary driers is in the range of

4 to 10
1 to 2
20 to 30
10 to 20

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Process Equipment and Plant Design
For identical operating conditions, the pressure drop over __________ tray is the highest out of the following.

Bubble cap
Sieve
Counterflow
Valve

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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

Reducing scale deposition
Fixing the tubes
Increasing pressure drop
Creating turbulence

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Process Equipment and Plant Design
__________ liquor is best handled in a long tube vertical evaporator.

Foamy
Viscous
Scaling
Salting

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