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 D 2.5 d 0.5 d 1.5 d D 2.5 d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Pick out the wrong statement about the design of seive plate column and the bubble cap column. Weir height for a bubble cap plate column is the same as that for a seive plate column The downcomer design and the residence time in the downcomer is almost same for seive plate and bubble cap columns Weir length for a bubble cap plate is the same as that for the seive plate Weir height in case of a bubble cap plate ranges from 50 to 150 mm and is higher than the seive plate Weir height for a bubble cap plate column is the same as that for a seive plate column The downcomer design and the residence time in the downcomer is almost same for seive plate and bubble cap columns Weir length for a bubble cap plate is the same as that for the seive plate Weir height in case of a bubble cap plate ranges from 50 to 150 mm and is higher than the seive plate ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design For identical operating conditions, the pressure drop over __________ tray is the highest out of the following. Counterflow Valve Bubble cap Sieve Counterflow Valve Bubble cap Sieve ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In perforated plate towers, the Hole sizes may be around 1/8" or 3/16" Pressure drop is less compared is similar bubble cap towers Total hole area may be around 6 to 15% of tower cross-sectional area All of these Hole sizes may be around 1/8" or 3/16" Pressure drop is less compared is similar bubble cap towers Total hole area may be around 6 to 15% of tower cross-sectional area All of these ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In a shell and tube heat exchanger, the overall heat transfer co-efficient is proportional to the tube side (volumetric flow rate)0.8. This is valid, only when the ratio of the tube side film resistance to the total resistance is almost equal to 1 2 20.8 ∞ 1 2 20.8 ∞ ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A single pass air heater is connected to a two pass unit. For the air flow rate and other conditions remaining the same, the film heat transfer co-efficient for air will vary in the ratio of 20.8 20.2 2 None of these 20.8 20.2 2 None of these ANSWER DOWNLOAD EXAMIANS APP
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