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 6 34 18 12 6 34 18 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Of the pressure vessels, with same thickness but different diameters, which one withstands higher pressure? Larger dia vessel Smaller dia vessel Larger dia long vessel Strength of the vessel is same irrespective of the diameter Larger dia vessel Smaller dia vessel Larger dia long vessel Strength of the vessel is same irrespective of the diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Safety valves are provided in chemical equipments to guard against excessive Temperature Pressure/pressure fluctuation Turbulence Noise Temperature Pressure/pressure fluctuation Turbulence Noise ANSWER DOWNLOAD EXAMIANS APP
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 0.4-0.6 0.55-0.85 0.1-0.2 0.35-0.75 0.4-0.6 0.55-0.85 0.1-0.2 0.35-0.75 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Mc Cable Thiele method used for finding theoretical stages in a distillation column assumes that the Sensible heat differences are small, because the temperature changes from tray to tray is small Liquid/vapor loading across the column remains constant Trouton's rule is applicable All of these Sensible heat differences are small, because the temperature changes from tray to tray is small Liquid/vapor loading across the column remains constant Trouton's rule is applicable All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Vertical condenser is advantageous to the horizontal condenser from operation point of view, when Hydrostatic head is required for refluxing the condensate Sub cooling of condensate is desired Only the function of condensation is to be carried out Both the functions of condensation & sub cooling are carried out in a single unit Hydrostatic head is required for refluxing the condensate Sub cooling of condensate is desired Only the function of condensation is to be carried out Both the functions of condensation & sub cooling are carried out in a single unit ANSWER DOWNLOAD EXAMIANS APP