Process Equipment and Plant Design Normally, the ratio of the total riser area to the tower cross sectional area (for bubble cap towers of diameter more than 3 ft) is around 0.55-0.85 0.1-0.2 0.4-0.6 0.35-0.75 0.55-0.85 0.1-0.2 0.4-0.6 0.35-0.75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is not a graphical method (but is an analytical method) for the calculation of theoretical number of stages in case of continuous binary distillation? Sorel-Lewis method None of these McCabe-Thiele's method Ponchon-Savarit method Sorel-Lewis method None of these McCabe-Thiele's method Ponchon-Savarit method 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 = 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) Η = 1.66 - 0.25 log μ Η = 17 - 61.1 log μ Η = 0.25 log μ - 1.67 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is the most common type of baffle used in industrial shell and tube heat exchanger? Orifice baffle 75% cut segmental baffle Disk and doughnut baffle 25% cut segmental baffle Orifice baffle 75% cut segmental baffle Disk and doughnut baffle 25% cut segmental baffle ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A pressure vessel is said to be made of 'thick' shell, if the ratio of its diameter to wall thickness is 20 20 10 10 20 20 10 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of water in pipes is __________ m/sec. 10-50 0.1-0.5 1-2 15-30 10-50 0.1-0.5 1-2 15-30 ANSWER DOWNLOAD EXAMIANS APP