Process Equipment and Plant Design It is not desirable to design a heat exchanger for LMTD correction factor, FT, of less than 0.8 0.55 0.95 0.99 0.8 0.55 0.95 0.99 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 2 20.8 ∞ 1 2 20.8 ∞ 1 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design In condenser, the cooling water is passed in the tube side in a pass arrangement, because It makes condenser compact Pressure drop is reduced More thinner tubes can be used It reduces heat transfer area It makes condenser compact Pressure drop is reduced More thinner tubes can be used It reduces heat transfer area ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Le/D for 90° elbow (medium radius) and 90°square elbow would be respectively around 3 and 5 100 and 250 250 and 600 25 and 60 3 and 5 100 and 250 250 and 600 25 and 60 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Normally, the length to diameter ratio of rotary dryers varies form 4 to 10 and for its economic operation, the number of transfer units (NTU) for such dryers varies from 7.5-10.0 3.5-5.5 44119 1.5-2.5 7.5-10.0 3.5-5.5 44119 1.5-2.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The operating velocity in the absorption tower is usually 40-50% of the flooding velocity. Packed absorption towers are normally designed for a pressure drop of about __________ mm of water column per metre height of packing. 100-150 20-40 1000-1500 43835 100-150 20-40 1000-1500 43835 ANSWER DOWNLOAD EXAMIANS APP
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