Process Equipment and Plant Design Welded joint efficiency in the design of chemical process equipment is taken as 0.55 0.85 0.95 0.75 0.55 0.85 0.95 0.75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a distillation column, bubble caps are located on trays with a pitch of __________ times the outside diameter of the caps. 2.5 1.6 to 2 1.5 to 3 1.3 to 2 2.5 1.6 to 2 1.5 to 3 1.3 to 2 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of volumes of the mixed reactor to the plug flow reactor (for identical feed composition, flow rate, conversion, and for all positive reaction orders) is always < 1 1 >1 Equal to the order of reaction < 1 1 >1 Equal to the order of reaction ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Overall distillation column efficiency for most of the refinery columns can be given by (for μ = 0.07 - 1.4 cp and relative volatility < 4) (where η = overall column efficiency, % μ = molal average viscosity of feed at average column temperature and pressure, cp Δp = pressure drop per tray, psi) Η = 1.66 - 0.25 log μ Η = 17 - 61.1 log μ Η = 0.25 log μ - 1.67 Η = 24.6 (Δp/μ) Η = 1.66 - 0.25 log μ Η = 17 - 61.1 log μ Η = 0.25 log μ - 1.67 Η = 24.6 (Δp/μ) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a given design of bubble cap, the number of bubble caps to be used per tray is set by the Diameter of the column All of these Plate spacing Allowable gas velocity through the slots Diameter of the column All of these Plate spacing Allowable gas velocity through the slots ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Strength of the vessel is same irrespective of the diameter Smaller dia vessel Larger dia vessel Larger dia long vessel Strength of the vessel is same irrespective of the diameter Smaller dia vessel Larger dia vessel Larger dia long vessel ANSWER DOWNLOAD EXAMIANS APP
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