Process Equipment and Plant Design High pressure fluid in a shell and tube heat exchanger should preferably be routed through the Shell side for large overall heat transfer co-efficient Shell side for smaller total pressure drop Tubes to avoid the expansion of high pressure shell construction Shell side, if the flow is counter-current and tube side if the flow is co-current Shell side for large overall heat transfer co-efficient Shell side for smaller total pressure drop Tubes to avoid the expansion of high pressure shell construction Shell side, if the flow is counter-current and tube side if the flow is co-current ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The length of straight rectangular weir used on cross-flow trays is generally __________ the column diameter. 0.6-0.8 times 2 ft irrespective of (for column > 3 ft diameter) Equal to Twice 0.6-0.8 times 2 ft irrespective of (for column > 3 ft diameter) Equal to Twice ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 1.2 to 3.8 cms is the value of the All of these Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Skirt clearance for bubble caps Downcomer liquid seal in case of a balanced tray design All of these Static submergence in case of a bubble cap tray for column operating under pressure (≥ 1 atm.) Skirt clearance for bubble caps Downcomer liquid seal in case of a balanced tray design ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a rotary drier, the average retention time of solid is(where Z = length of the drier, metres ρ = apparent solid density, kg/m³ L = flow rate of dry solids, kg/see. m² drier cross-section H = hold up of solid.) Z.H/L.ρ Z.H.ρ/L L/Z.H.ρ H.ρ/L Z.H/L.ρ Z.H.ρ/L L/Z.H.ρ H.ρ/L ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The normal range of velocity of steam in pipes is __________ m/sec. 1-5 10-20 0.1-0.5 80-100 1-5 10-20 0.1-0.5 80-100 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Floating head heat exchangers are used for the Counter-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Heat transfer between corrosive fluids Co-current heat transfer systems Counter-current heat transfer systems Cases where temperature difference between the shell and the tubes is more (>50°C) Heat transfer between corrosive fluids Co-current heat transfer systems ANSWER DOWNLOAD EXAMIANS APP
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