Process Equipment and Plant Design The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is < 7 > 20 < 50 < 30 > 7 < 15 < 7 > 20 < 50 < 30 > 7 < 15 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 = 17 - 61.1 log μ Η = 24.6 (Δp/μ) Η = 1.66 - 0.25 log μ Η = 0.25 log μ - 1.67 Η = 17 - 61.1 log μ Η = 24.6 (Δp/μ) ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Power required for agitation depends upon the All of these Size of agitator & the tank Height & properties of the liquid Agitator type & speed of agitation All of these Size of agitator & the tank Height & properties of the liquid Agitator type & speed of agitation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a basket type evaporator. Downtake is formed by the annular space between the bundle and the shell There is no central downtake It is used for high viscosity liquor having large rate of scaling The tube bundle is suspended on bracket Downtake is formed by the annular space between the bundle and the shell There is no central downtake It is used for high viscosity liquor having large rate of scaling The tube bundle is suspended on bracket ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Filtration rate is affected by the All of these Cake & filter medium resistance Area of filtering surface & the viscosity of filtrate Pressure drop across the cake & filter medium All of these Cake & filter medium resistance Area of filtering surface & the viscosity of filtrate Pressure drop across the cake & filter medium ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following factors affect the pressure drop in a co-current gas-liquid absorption packed tower? Density and viscosity of fluids Fluid flow rates Size, shape, orientation and surface of the packing particles All of these Density and viscosity of fluids Fluid flow rates Size, shape, orientation and surface of the packing particles All of these ANSWER DOWNLOAD EXAMIANS APP
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