Process Equipment and Plant Design A perforated plate has holes of diameter dh arranged in a pitch ph. Each hole has a tube of I.D. dt passing through it. The ligament efficiency is given by (ph - dh)/dh (ph - dh . dt/2)/ph (ph - dh)/ph (ph - dt)/ph (ph - dh)/dh (ph - dh . dt/2)/ph (ph - dh)/ph (ph - dt)/ph ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In the allocated cap area, bubble caps are generally arranged on equilateral triangular pitch. Number of caps fixed on a plate is with a Either A or B Neither A nor B Clearance of 25-75 mm Cap pitch of 1.3-2 times the cap diameter Either A or B Neither A nor B Clearance of 25-75 mm Cap pitch of 1.3-2 times the cap diameter ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design __________ tower is the most suitable gas-liquid contacting device involving highly corrosive fluids. Sieve plate None of these Packed Bubble cap plate Sieve plate None of these Packed Bubble cap plate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design An adequate clearance between the tray and the shell wall of a distillation column is provided to None of these Avoid back-trapping Drain the liquid from the tray when the unit is not in operation Allow for thermal expansion and facilitate installation None of these Avoid back-trapping Drain the liquid from the tray when the unit is not in operation Allow for thermal expansion and facilitate installation ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For a given design of bubble cap, the number of bubble caps to be used per tray is set by the All of these Allowable gas velocity through the slots Plate spacing Diameter of the column All of these Allowable gas velocity through the slots Plate spacing Diameter of the column ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For turbulent flow (NRe > 2100) of low viscosity fluid (μ > 20cp) in steel pipes, the optimum inside pipe diameter is given by(where, Q = fluid flow rate, ft³/sec.ρ = fluid density, lb/ft³ μ = fluid viscosity, centipoise Di = optimum inside pipe diameter, inches) Di, opt = 3 Q0.36 . μ0.88 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 Di, opt = 3 Q0.36 . μ0.88 Di, opt = 3.9 Q0.45 . μ0.95 Di, opt = 3.9 Q0.45 ρ0.13 Di, opt = 4.7 Q0.36 . μ3.2ρ0.13 ANSWER DOWNLOAD EXAMIANS APP