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 1.5-2.5 7.5-10.0 44119 3.5-5.5 1.5-2.5 7.5-10.0 44119 3.5-5.5 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around 2.5" 5" 50% of the plate spacing 0.5" 2.5" 5" 50% of the plate spacing 0.5" ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Steam economy is defined as the amount of evaporation per unit amount of steam used, while the capacity is the total evaporation obtained per hour. Use of multiple effect in evaporation Increases economy Increases capacity Both B & C Does not affect the capacity Increases economy Increases capacity Both B & C Does not affect the capacity ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The LMTD correction factor (FT) is defined as the Differenced of true temperature difference and the LMTD Geometric mean of the true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Ratio of true temperature difference to the LMTD Differenced of true temperature difference and the LMTD Geometric mean of the true temperature difference and the LMTD Ratio of LMTD to the true temperature difference Ratio of true temperature difference to the LMTD ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The approximate liquid depth in an agitation tank is equal to (where, d = tank diameter) D 2 d 0.75 d 0.5 d D 2 d 0.75 d 0.5 d ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Height of the flights in the rotary drier is in the range of 0.08 to 0.12 d 0.02 to 0.05 d 0.5 to 0.6 d 0.2 to 0.5 d 0.08 to 0.12 d 0.02 to 0.05 d 0.5 to 0.6 d 0.2 to 0.5 d ANSWER DOWNLOAD EXAMIANS APP