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Process Equipment and Plant Design

Hazards associated with the relief valve leakage for extremely hazardous material storage can be taken care of by providing___________________?

Hazards associated with the relief valve leakage for extremely hazardous material storage can be taken care of by providing___________________?

A. Rupture diaphragm
B. Dikes
C. Surge chamber
D. None of these

Hazards associated with the relief valve leakage for extremely hazardous material storage can be taken care of by providing___________________? Read More »

Process Equipment and Plant Design

Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of _______________ type?

Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of _______________ type?

A. Nozzle or rim
B. Flared out
C. Fluid in
D. Ring plate

Compensation against openings in process vessels for giving inlet and outlet connections, for providing sight glasses and manholes etc. is provided for strength and rigidity. The most efficient type of compensation is of _______________ type? Read More »

Process Equipment and Plant Design

The wall thickness for a large high pressure pipeline is determined by the consideration of the____________________?

The wall thickness for a large high pressure pipeline is determined by the consideration of the____________________?

A. Axial tensile stress in the pipe
B. Forces exerted by static and dynamic action at bends
C. Circumferential pipe-wall tension
D. Temperature stresses

The wall thickness for a large high pressure pipeline is determined by the consideration of the____________________? Read More »

Process Equipment and Plant Design

In the design of a bag filter, the gas temperature is an important consideration, as it affects the___________________?

In the design of a bag filter, the gas temperature is an important consideration, as it affects the___________________?

A. Gas density
B. Gas viscosity
C. Fibre selection
D. All A., B. & C.

In the design of a bag filter, the gas temperature is an important consideration, as it affects the___________________? Read More »

Process Equipment and Plant Design

With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the ______________________ decreases?

With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the ______________________ decreases?

A. Fixed charges initially
B. Running cost of cooling water for condenser
C. Vapour & liquid load both
D. Running cost of steam for reboiler

With increase in the reflux ratio for a fixed production from a continuous binary distillation column, the ______________________ decreases? Read More »

Process Equipment and Plant Design

In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed _______________________ of the column diameter?

In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed _______________________ of the column diameter?

A. 1/10-1/15th
B. 1/5-1/10th
C. 1/20-1/30th
D. 1/2 to 1/4th

In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed _______________________ of the column diameter? Read More »

Process Equipment and Plant Design

In the design of a shell and tube heat exchanger, the corrosion allowance ____________________?

In the design of a shell and tube heat exchanger, the corrosion allowance ____________________?

A. Need not be provided for non-pressure parts like tie rods, spacers, baffles, supports etc.
B. For carbon steel and cast iron pressure parts is 1.5 mm (except for tubes) and for severe
conditions it is 3 mm
C. For internal cover and tube sheet is provided on both the sides
D. All A., B. & C.

In the design of a shell and tube heat exchanger, the corrosion allowance ____________________? Read More »

Process Equipment and Plant Design