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Process Equipment and Plant Design

Process Equipment and Plant Design
Baffle width is normally taken as __________ times the tank diameter.

0.45-0.6
0.4-0.5
0.2-0.45
0.1-0.12

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Process Equipment and Plant Design
Apex angle of conical heads used in the bottom heads of chemical process equipments is usually

45°
60°
30°
75°

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Process Equipment and Plant Design
1.2 to 3.8 cms is the value of the

All of these
Skirt clearance for bubble caps
Downcomer liquid seal in case of a balanced tray design
Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.)

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Process Equipment and Plant Design
Flanges are connected to pipes by

Brazing
Welding
All of these
Screwing

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Process Equipment and Plant Design
Generally, no corrosion allowance in wall thickness of a part is required, if the thickness is more than __________ mm.

5
30
10
20

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

12.5
45.5
30.5
5.5

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