Process Equipment and Plant Design Pressure drop (Δp) and the superficial gas mass velocity (G) in case of packed absorption tower operating in the preloading range are related as Δp = G2 Δp = G0.5 Δp = 1/G0.6 Δp = G Δp = G2 Δp = G0.5 Δp = 1/G0.6 Δp = G ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The difficulty of liquid distribution in packed towers is accentuated, when the ratio of tower diameter to packing diameter is > 7 < 15 < 30 > 20 < 50 < 7 > 7 < 15 < 30 > 20 < 50 < 7 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Corrosion allowance in the design of pressure vessel/chemical equipment is not necessary, if Material of construction is high alloy steel Plain carbon steel and cast iron parts are used Wall thickness is > 30 mm Both B & C Material of construction is high alloy steel Plain carbon steel and cast iron parts are used Wall thickness is > 30 mm Both B & C ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design To avoid the tearing off the plate of an edge, the margin (i.e., the minimum distance from the centre of the rivet hole to the nearest edge of the plate) should be equal to 1.5 d 2.5 d D 0.5 d 1.5 d 2.5 d D 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around 50% of the plate spacing 2.5" 5" 0.5" 50% of the plate spacing 2.5" 5" 0.5" 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 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 Either A or B Neither A nor B ANSWER DOWNLOAD EXAMIANS APP