If ‘D’ is the inside diameter of the shell of a shell and tube heat exchanger, then the baffle spacing is usually in the range of__________________?

Related Mcqs:

For turbulent flow (NRe > 2100) of low viscosity fluid (μ > 20cp) in steel pipes, the optimum inside pipe diameter is given by(where, Q = fluid flow rate, ft3/sec, ρ = fluid density, lb/ft3 μ = fluid viscosity, centipoise Di = optimum inside pipe diameter, inches) ?

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...

In a shell and tube heat exchanger, the clearance of the tube is generally___________________?

A. Not less than one-fourth of the tube diameter or 3/16″ B. More than the tube diameter C. Equal to the tube diameter D. More in case of triangular pitch as compared to the square pitch tube layout...

A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of_________________?

A. 2 B. 20.8 C. 20.2 D. None of these...

In a shell and tube heat exchanger, tube side _______________ of the mass velocity?

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

Normally, the plate thickness of the bottoms and roofs of vertically cylindrical storage vessels as compared to that of the cylindrical shell is____________?

A. More B. Less C. Same D. More or less depending upon the pressure & temperature inside the vessel and the nature of the fluid contained therein...