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Interview Q/A

Q1 what are baffles

▶️Baffles are flow-directing or obstructing vanes or panels used in heat exchangers


Q2 what is dittus bolter equation 

▶️Nu=0.023Re^0.8Pr^n

For cold fluids n=0.3

For hot fluids n=0.4


Q3 characteristic curve of pumps.


Q4types of heat exchanger 

▶️1Shell-and-tube

2Parallel-flow and counterflow

3Cross flow

4Compact heat exchanger


Q5 difference between evaporater and reboiler

▶️evaporators are used to separate materials based on their boiling temperatures while reboilers separate materials based on weight.

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