Process Equipment and Plant Design In a continuous distillation column, the optimum reflux ratio ranges from __________ times the minimum reflux ratio. 2.2 to 2.6 1.6 to 2 1.1 to 1.5 2.7 to 3 2.2 to 2.6 1.6 to 2 1.1 to 1.5 2.7 to 3 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The LMTD correction factor (FT) is applied in __________ heat exchangers. All of these 1-1 cocurrent Double pipe All multipass All of these 1-1 cocurrent Double pipe All multipass ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Friction factor for turbulent flow in a new pipe is given by f = 16/NRe f = 25/NRe f = 0.04/NRe0.16 f = 0.22 NRe0.05 f = 16/NRe f = 25/NRe f = 0.04/NRe0.16 f = 0.22 NRe0.05 ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design The most common standard size of bubble caps used in industrial operation is 8" dia cap with 1" dia riser 1" dia cap with 0.5" dia riser 4" dia cap with 8" dia riser 6" dia cap with 4" dia riser 8" dia cap with 1" dia riser 1" dia cap with 0.5" dia riser 4" dia cap with 8" dia riser 6" dia cap with 4" dia riser ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design A claming section before the liquid flows into the downcomer is privided to Reduce the discharge fluctuation Cool the liquid before it flows down Permit release of entrained vapour in the liquid Ensure better vapour-liquid contact Reduce the discharge fluctuation Cool the liquid before it flows down Permit release of entrained vapour in the liquid Ensure better vapour-liquid contact ANSWER DOWNLOAD EXAMIANS APP
Process Equipment and Plant Design Typical static submergence for bubble cap plate column operating at atmospheric pressure may be around 0.5" 50% of the plate spacing 2.5" 5" 0.5" 50% of the plate spacing 2.5" 5" ANSWER DOWNLOAD EXAMIANS APP
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