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Process Equipment and Plant Design

Process Equipment and Plant Design
Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as

Δp = G0.5
Δp = 1/G0.6
Δp = G
Δp = G2

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Process Equipment and Plant Design
In a shell and tube heat exchanger, tube side __________ of the mass velocity.

Heat transfer co-efficient is proportional to 0.8th power
Both A & B
Pressure drop is proportional to the square
Neither A nor B

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Process Equipment and Plant Design
Steam side heat transfer co-efficient for design consideration under ordinary condition can be assumed to be about __________ kcal/hr.m².°C.

7500
2500
1250
15000

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Process Equipment and Plant Design
Welded joint efficiency in the design of chemical process equipment is taken as

0.95
0.85
0.75
0.55

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Process Equipment and Plant Design
In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm.

44058
43962
43895
44183

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Process Equipment and Plant Design
LMTD correction factor is used in heat exchanger design for

Double pipe heat exchanger
Multipass shell and tube heat exchanger
Fouling fluids
Counter flow of hot and cold fluids

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