Process Equipment and Plant Design For identical situation, condensing film coefficient in case of a horizontal condenser is almost __________ the value expected in case of vertical condenser. Thrice Five times Half Twice Thrice Five times Half Twice ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 12 34 6 18 12 34 6 18 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The optimum size ratio for two mixed reactors in series depends on the kinetics of the reaction and the conversion level. For reaction orders more than one, the Equal sized reactors are the best Smaller reactor should come first Larger reactor should come first None of these Equal sized reactors are the best Smaller reactor should come first Larger reactor should come first None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the design of a bag filter, the gas temperature is an important consideration, as it affects the Gas density All of these Fibre selection Gas viscosity Gas density All of these Fibre selection Gas viscosity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A minimum clearance of about __________ mm is maintained between the distillation column wall and the bubble cap. 38 19 95 76 38 19 95 76 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 = 0.25 log μ - 1.67 Η = 1.66 - 0.25 log μ Η = 17 - 61.1 log μ Η = 24.6 (Δp/μ) Η = 0.25 log μ - 1.67 Η = 1.66 - 0.25 log μ Η = 17 - 61.1 log μ Η = 24.6 (Δp/μ) ANSWER DOWNLOAD EXAMIANS APP