Process Equipment and Plant Design The minimum plate spacing in most of the pertroleum refinery distillation columns (of dia > 3 ft) is normally __________ inches. 18 34 6 12 18 34 6 12 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Shortest distance between two tubes is Called tube pitch More in case of triangular pitch as compared to square pitch of tube layout None of these Called tube clearance Called tube pitch More in case of triangular pitch as compared to square pitch of tube layout None of these Called tube clearance ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam is preferred to be used as a heating medium in heat exchangers, because of its High latent heat High film co-efficient Non-corrosive condensate Low cost High latent heat High film co-efficient Non-corrosive condensate Low cost ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a multipass shell and tube heat exchanger, the problem of differential expansion between the shell and tube passes is taken care of by using a Floating head tube sheet Either A or B Neither A nor B U-bend Floating head tube sheet Either A or B Neither A nor B U-bend ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A high vapour velocity is required for high plate efficiency in a seive plate coloumn. The satisfactory value of operating vapor velocity for design purpose in seive plate column is about __________ percent of the flooding velocity. 95 60 80 45 95 60 80 45 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 1/2 to 1/4th 1/10-1/15th 1/5-1/10th 1/20-1/30th 1/2 to 1/4th 1/10-1/15th ANSWER DOWNLOAD EXAMIANS APP
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