Process Equipment and Plant Design __________ tray arrangement is recommended for distillation column having diameter upto 4 ft. Split flow Radial flow Cross flow Cascade Split flow Radial flow Cross flow Cascade ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The maximum liquid gradient over a tray must not exceed 0.5" -1.25" Half the tray spacing 5" 2"-3.5" 0.5" -1.25" Half the tray spacing 5" 2"-3.5" 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 Speed of industrial paddle agitator ranges from __________ rpm. 20 to 100 1000 to 2000 1 to 5 500 to 750 20 to 100 1000 to 2000 1 to 5 500 to 750 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The necessary wall thickness for a metallic storage vessel is a function of the Operating pressure and welding/joint efficiency Diameter of the vessel Ultimate tensile strength (or yield point) of the material and operating temperature All of these Operating pressure and welding/joint efficiency Diameter of the vessel Ultimate tensile strength (or yield point) of the material and operating temperature All of these 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 = 0.25 log μ - 1.67 Η = 24.6 (Δp/μ) Η = 17 - 61.1 log μ Η = 1.66 - 0.25 log μ Η = 0.25 log μ - 1.67 Η = 24.6 (Δp/μ) Η = 17 - 61.1 log μ ANSWER DOWNLOAD EXAMIANS APP