Process Equipment and Plant Design

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

A. pd/2t
B. pd/4t
C. pd/t
D. pd/8t

A. Geometrical
B. Kinematic
C. Dynamic
D. All A., B. and C.

A. Di, opt = 3.9 Q0.45 ρ0.13
B. Di, opt = 3.9 Q0.45. μ0.95
C. Di, opt = 4.7 Q0.36. μ3.2ρ0.13
D. Di, opt = 3 Q0.36. μ0.88

A. D/2 or minimum 2″ to 5D
B. D/5 or minimum 2″ to 5D
C. D/5 or minimum 2″ to D
D. None of these

A. Called tube pitch
B. Called tube clearance
C. Always less than the diameter of the tube
D. None of these

A. 0.5
B. 1.5
C. 2.5
D. 3.5

A. 16
B. 19
C. 28
D. 38

A. Type & size of packing
B. Fluid rates and fluid properties
C. Operating pressure and column diameter
D. All A., B. and C.

A. Height & properties of the liquid
B. Agitator type & speed of agitation
C. Size of agitator & the tank
D. All A., B. and C.