Which of the following factors determine the amount of entrainment in a distillation column?

Process Equipment and Plant Design
Which of the following factors determine the amount of entrainment in a distillation column?

Vapour velocity in the volume between the plates

All of these

Depth of liquid above the bubble cap slots

Plate spacing

Vapour velocity in the volume between the plates

All of these

Depth of liquid above the bubble cap slots

Plate spacing

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Process Equipment and Plant Design
Stage efficiency for packed tower varies with the

Operating pressure and column diameter

All of these

Type & size of packing

Fluid rates and fluid properties

Operating pressure and column diameter

All of these

Type & size of packing

Fluid rates and fluid properties

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Process Equipment and Plant Design
The necessary wall thickness for a metallic storage vessel is a function of the

Ultimate tensile strength (or yield point) of the material and operating temperature

Operating pressure and welding/joint efficiency

Diameter of the vessel

All of these

Ultimate tensile strength (or yield point) of the material and operating temperature

Operating pressure and welding/joint efficiency

Diameter of the vessel

All of these

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Process Equipment and Plant Design
Liquid gradient over a tray can be minimised by

Using split flow, radial flow or cascade flow for column diameter large than 4 ft

Providing a higher skirt clearance or a higher weir

Decreasing the number of rows of caps through which the liquid flows or by decreasing the velocity of liquid flow past the caps or by reducing the distance along the tray through which the liquid must

All of these

Using split flow, radial flow or cascade flow for column diameter large than 4 ft

Providing a higher skirt clearance or a higher weir

Decreasing the number of rows of caps through which the liquid flows or by decreasing the velocity of liquid flow past the caps or by reducing the distance along the tray through which the liquid must

All of these

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Process Equipment and Plant Design
In packed towers provided with saddle packing, liquid redistributors are positioned at every __________ times column diameter or 6 metres whichever is less.

20-25

43864

43959

44119

20-25

43864

43959

44119

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Process Equipment and Plant Design
Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

75

150

50

25

75

150

50

25

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Process Equipment and Plant Design

Process Equipment and Plant Design Which of the following factors determine the amount of entrainment in a distillation column?

Process Equipment and Plant Design Stage efficiency for packed tower varies with the

Process Equipment and Plant Design The necessary wall thickness for a metallic storage vessel is a function of the

Process Equipment and Plant Design Liquid gradient over a tray can be minimised by

Process Equipment and Plant Design In packed towers provided with saddle packing, liquid redistributors are positioned at every __________ times column diameter or 6 metres whichever is less.

Process Equipment and Plant Design Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.

Process Equipment and Plant Design
Which of the following factors determine the amount of entrainment in a distillation column?

Process Equipment and Plant Design
Stage efficiency for packed tower varies with the

Process Equipment and Plant Design
The necessary wall thickness for a metallic storage vessel is a function of the

Process Equipment and Plant Design
Liquid gradient over a tray can be minimised by

Process Equipment and Plant Design
In packed towers provided with saddle packing, liquid redistributors are positioned at every __________ times column diameter or 6 metres whichever is less.

Process Equipment and Plant Design
Smaller sized packings are generally dumped to the packed columns, and the large ones of size greater than __________ mm are stacked individually, which provides better control over bed porosity and offers lower gas pressure drop.