Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 34 18 6 12 34 18 6 12 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design 25 per cent cut segmental baffle means that the baffle Height is 25% of the I.D. of the shell Width is 25% of its height Spacing is 75% of its height Height is 75% of the I.D. of the shell Height is 25% of the I.D. of the shell Width is 25% of its height Spacing is 75% of its height Height is 75% of the I.D. of the shell ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is used to set the diameter of the distillation column? Number of theorectical plates Length of straight rectangular weir on cross-flow tray Static submergence Allowable vapour velocity Number of theorectical plates Length of straight rectangular weir on cross-flow tray Static submergence Allowable vapour velocity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In packed towers provided with pall rings liquid redistributors are positioned at heights of every 6 metres or 5-10 times the column diameter, whichever is less. Maximum size of the pall rings should not exceed __________ of the column diameter. 1/5-1/10th 1/20-1/30th 1/10-1/15th 1/2 to 1/4th 1/5-1/10th 1/20-1/30th 1/10-1/15th 1/2 to 1/4th ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In seive plate column, holes are drilled or punched in sizes ranging from 2.5 to 12 mm (5 mm being widely used). The hole pitch is normally __________ times the hole diameter to give the required hole area. 2.5 to 4.0 0.5 to 1.5 10 to 15 5 to 10 2.5 to 4.0 0.5 to 1.5 10 to 15 5 to 10 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Which of the following is the most common type of baffle used in industrial shell and tube heat exchanger? 75% cut segmental baffle Orifice baffle 25% cut segmental baffle Disk and doughnut baffle 75% cut segmental baffle Orifice baffle 25% cut segmental baffle Disk and doughnut baffle ANSWER DOWNLOAD EXAMIANS APP
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