Process Equipment and Plant Design In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm. 44058 43962 43895 44183 44058 43962 43895 44183 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a cylinderical vessel of moderate height, the weld joint efficiency for joints parallel to the cylinderical axis is given as 1.0, while for joints along the girth (circumference) it is given as 0.8. In calculating the shell wall thickness using code formula for an internally pressurised cylinderical vessel, what value of weld joint efficiency should be used? 0.8 0.9 (0.8)0.5 1 0.8 0.9 (0.8)0.5 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design If a single tube pass heat exchanger is converted to two passes; for the same flow rate, the pressure drop per unit length in tube side will __________ times. Increase by 1.8 Increase by 21.6 Decrease by 22 None of these Increase by 1.8 Increase by 21.6 Decrease by 22 None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Fouling factor must be included in the calculation of over all design heat transfer coefficient, when the liquid Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is highly viscous Is of high specific gravity Containing suspended solids flows at high velocity Containing suspended solids flows at low velocity Is highly viscous Is of high specific gravity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A cylinderical pressure vessel of volume 6 πm³ has to be designed to withstand a maximum internal pressure of 10 atm. The allowable design stress of the material is 125N/mm² and corrosion allowance is 2 mm. The thickness of the vessel for a length/diameter ratio of 3 will be close to 5 mm 10 mm 6 mm 8 mm 5 mm 10 mm 6 mm 8 mm ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design What is the value of 'q' for saturated vapor feed to a distillation column ?(where q = fraction of the feed stream that is liquid.) 1 > 1 1 > 1 ANSWER DOWNLOAD EXAMIANS APP