In case of bubble cap distillation column of diameter greater than 1.2 metres, the cap diameter is roughly about __________ cms.

Process Equipment and Plant Design
In case of bubble cap distillation column of diameter greater than 1.2 metres, the cap diameter is roughly about __________ cms.

20

30

35

10

20

30

35

10

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Process Equipment and Plant Design
In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube)

(P² - πd²/4)/πd

4P²/πd

4(P² - πd²/4)/πd

Πd/4P²

(P² - πd²/4)/πd

4P²/πd

4(P² - πd²/4)/πd

Πd/4P²

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Process Equipment and Plant Design
Generally, elliptical dished heads

All of these

Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter

Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D

Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m²

All of these

Resist half the pressure rating compared to hemi spherical head provided on the cylindrical shell of the same thickness and diameter

Are approximately as strong as seamless cylindrical shell having the corresponding I.D and O.D

Are manufactured on 2:1 ratio of major to minor axis and is recommended to be used for pressure vessels operating above a pressure of 1.5 MN/m²

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Process Equipment and Plant Design
In case of a continuous distillation column, increase in reflux ratio may result in the

Greater cost for the condenser coolant

Greater cost for the reboiler heat supply

Lower fixed charges for the column

All of these

Greater cost for the condenser coolant

Greater cost for the reboiler heat supply

Lower fixed charges for the column

All of these

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Process Equipment and Plant Design
Longitundinal stress induced in a thin walled cylindrical storage vessel is

PD/2t

PD/3t

PD/4t

PD/6t

PD/2t

PD/3t

PD/4t

PD/6t

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Process Equipment and Plant Design
In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes)

(D₂² - D₁²)/D₂²

None of these

(D₂² - D₁²)/D₁²

D₂ - D₁

(D₂² - D₁²)/D₂²

None of these

(D₂² - D₁²)/D₁²

D₂ - D₁

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Process Equipment and Plant Design

Process Equipment and Plant Design In case of bubble cap distillation column of diameter greater than 1.2 metres, the cap diameter is roughly about __________ cms.

Process Equipment and Plant Design In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube)

Process Equipment and Plant Design Generally, elliptical dished heads

Process Equipment and Plant Design In case of a continuous distillation column, increase in reflux ratio may result in the

Process Equipment and Plant Design Longitundinal stress induced in a thin walled cylindrical storage vessel is

Process Equipment and Plant Design In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes)

Process Equipment and Plant Design
In case of bubble cap distillation column of diameter greater than 1.2 metres, the cap diameter is roughly about __________ cms.

Process Equipment and Plant Design
In a shell and tube heat exchanger having square pitch, the shell side equivalent diameter is given by (where, P = pitch, d = outside diameter of the tube)

Process Equipment and Plant Design
Generally, elliptical dished heads

Process Equipment and Plant Design
In case of a continuous distillation column, increase in reflux ratio may result in the

Process Equipment and Plant Design
Longitundinal stress induced in a thin walled cylindrical storage vessel is

Process Equipment and Plant Design
In a double pipe concentric heat exchanger, the equivalent diameter of annulus for heat transfer would be (where, D₁ and D₂ are I.D. of inner and outer pipes)