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.