Process Equipment and Plant Design Pick out the wrong statement pertaining to a shell and tube heat exchanger. Disk and doughnut baffle is the most commonly used baffle The maximum unsupported tube span is generally about 75 times tube diameter, but is reduced to about 60 times for aluminium, copper & alloys of these The minimum value of baffle spacing is 50 mm The maximum value of baffle spacing is equal to the I.D. of the shell Disk and doughnut baffle is the most commonly used baffle The maximum unsupported tube span is generally about 75 times tube diameter, but is reduced to about 60 times for aluminium, copper & alloys of these The minimum value of baffle spacing is 50 mm The maximum value of baffle spacing is equal to the I.D. of the shell ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For high pressure process equipments/vessels, the connected nozzle should be Screwed Welded Brazed Flanged Screwed Welded Brazed Flanged ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for a Tee (used as elbow, entering run) would be around 5 350 60 200 5 350 60 200 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. 1/20th 1/10th 1/30th 1/50th 1/20th 1/10th 1/30th 1/50th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A forced circulation long tube vertical evaporator as compared to the natural circulation evaporator Is economical in operation Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle Is economical in operation Both B & C Employs high velocity, high heat transfer rate and less heating surface requirement Employs a centrifugal pump placed between external downtake from vapor drum and inlet to tube bundle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The approximate liquid depth in an agitation tank is equal to (where, d = tank diameter) D 0.5 d 2 d 0.75 d D 0.5 d 2 d 0.75 d ANSWER DOWNLOAD EXAMIANS APP