Process Equipment and Plant Design In case of a shell and tube heat exchanger, the minimum shell thickness for carbon steel (inclusive of corrosion allowance) depends on shell diameter and is in the range of __________ mm. 44058 44183 43895 43962 44058 44183 43895 43962 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The ends of a cylinderical vessel can be closed by a head, which can be one of the four shapes. For the same thickness, choose the one which can withstand the highest pressure. Flat plate Torispherical Ellipsoidal Hemispherical Flat plate Torispherical Ellipsoidal Hemispherical ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Baffles may be eliminated for Large diameter tanks Low viscosity liquids (< 200 poise) High viscosity liquids (> 600 poise) None of these Large diameter tanks Low viscosity liquids (< 200 poise) High viscosity liquids (> 600 poise) None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the 'tube pitch' is defined as the O.D. of the tube for square pitch Shortest distance between two adj acent tube holes Shortest centre to centre distance between adjacent tubes None of these O.D. of the tube for square pitch Shortest distance between two adj acent tube holes Shortest centre to centre distance between adjacent tubes None of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Ratio of tube length to shell diameter for a shell and tube heat exchanger is < 4 : 1 for gas-gas exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger Both B & C 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers < 4 : 1 for gas-gas exchangers 4 : 1 to 8 : 1 for liquid-liquid exchanger Both B & C 8 : 1 to 12 : 1 for both liquid-liquid and gas-gas heat exchangers ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A shell may by termed as thin if its thickness to diameter ratio is less than 0.1. The factor which can be neglected in the calculation of membrane stresses is Deformation Shear Bending Elongation Deformation Shear Bending Elongation ANSWER DOWNLOAD EXAMIANS APP