Process Equipment and Plant Design Pick out the wrong statement pertaining to the design of a horizontal tube evaporator. It is unsuitable for concentrating those liquids, which form a scale or deposit salt Liquor flows inside the tube, while the steam is outside submerging the tube It is suitable for process, in which the final product is a liquor instead of solid Its usual dimensions are: tube dia = 2-3 cms; evaporator body dia = 1-4 metres and evaporator height = 2.5-4 metres It is unsuitable for concentrating those liquids, which form a scale or deposit salt Liquor flows inside the tube, while the steam is outside submerging the tube It is suitable for process, in which the final product is a liquor instead of solid Its usual dimensions are: tube dia = 2-3 cms; evaporator body dia = 1-4 metres and evaporator height = 2.5-4 metres ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ratio of tube length to shell diameter in case of liquid shell and tube heat exchanger ranges from 3 to 5 4 to 8 6 to 12 2 to 3 3 to 5 4 to 8 6 to 12 2 to 3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 20.8 ∞ 2 1 20.8 ∞ 2 1 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. 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 0.6-0.8 times ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The testing pressure of storage tanks and pressure vessels designed as per Indian standard codes should be about __________ times.the design pressure. >5 1.5 to 2 3 to 4 4 to 5 >5 1.5 to 2 3 to 4 4 to 5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design LMTD correction factor is used in heat exchanger design for Multipass shell and tube heat exchanger Fouling fluids Double pipe heat exchanger Counter flow of hot and cold fluids Multipass shell and tube heat exchanger Fouling fluids Double pipe heat exchanger Counter flow of hot and cold fluids ANSWER DOWNLOAD EXAMIANS APP
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