Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 18 6 12 34 18 6 12 34 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for fully open gate valves would be Both B and C Much more than that for fully open globe valves Much less (say 2% than that for fully open globe valves) Around 7 Both B and C Much more than that for fully open globe valves Much less (say 2% than that for fully open globe valves) Around 7 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In common bubble cap distillation column design practice, riser area is approximately equal to (where, Aa = Annular passage area, and Sa = Slot area) 1.2 Aa = 1.2 Sa Aa = 1.5 Sa Sa = 1.5 Aa Aa = Sa 1.2 Aa = 1.2 Sa Aa = 1.5 Sa Sa = 1.5 Aa Aa = Sa ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles may be eliminated for Low viscosity liquids (< 200 poise) None of these Large diameter tanks High viscosity liquids (> 600 poise) Low viscosity liquids (< 200 poise) None of these Large diameter tanks High viscosity liquids (> 600 poise) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles are provided in a shell and tube heat exchanger to increase the turbulence and velocity of the shell side fluid. Which of the following shaped baffles does not fall in the category of transverse baffle? Disk type baffle Segmental baffle Helical type baffle Flat plate extending across the wall Disk type baffle Segmental baffle Helical type baffle Flat plate extending across the wall ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Maximum size of the raschig rings used in a packed tower is about __________ of the coloumn diameter. 1/30th 1/20th 1/50th 1/10th 1/30th 1/20th 1/50th 1/10th ANSWER DOWNLOAD EXAMIANS APP