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 If 'D' is the inside diameter of the shell of a shell and tube heat exchanger, then the baffle spacing is usually in the range of None of these D/2 or minimum 2" to 5D D/5 or minimum 2" to D D/5 or minimum 2" to 5D None of these D/2 or minimum 2" to 5D D/5 or minimum 2" to D D/5 or minimum 2" to 5D ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ of water makes it a widely used coolant in heat exchangers. High specific heat Low dirt factor Low corrosiveness Low viscosity High specific heat Low dirt factor Low corrosiveness Low viscosity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Overall tray efficiency of a distillation column is the ratio of the number of Real trays required to the number of ideal trays required Ideal trays required to the number of real trays required None of these Overall gas transfer units to the number of ideal trays required Real trays required to the number of ideal trays required Ideal trays required to the number of real trays required None of these Overall gas transfer units to the number of ideal trays required ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the design of a shell and tube heat exchanger, the corrosion allowance For internal cover and tube sheet is provided on both the sides Need not be provided for non-pressure parts like tie rods, spacers, baffles, supports etc For carbon steel and cast iron pressure parts is 1.5 mm (except for tubes) and for severe conditions it is 3 mm All of these For internal cover and tube sheet is provided on both the sides Need not be provided for non-pressure parts like tie rods, spacers, baffles, supports etc For carbon steel and cast iron pressure parts is 1.5 mm (except for tubes) and for severe conditions it is 3 mm All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger for a given heat transfer surface area, smaller diameter tubes are favoured as compared to larger diameter ones ; because the smaller diameter tubes Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less None of these Are less prone to fouling Are easier to clean Can be fitted into a smaller shell diameter hence the cost of the heat exchanger would be less None of these Are less prone to fouling Are easier to clean ANSWER DOWNLOAD EXAMIANS APP