Heat Exchangers

Question 1

Types of heat exchangers

Answer 1

Double pipe heat exchanger (hairpin)
Spiral heat exchanger
Cold box heat exchanger
Air cooled heat exchanger
Shell and tube heat exchanger
Kettle reboilers
Plate and frame heat exchanger

Question 2

Types of shell and tube heat exchangers

Answer 2

Single pass
Multi pass
Floating head
U-tube

Question 3

Pre heater

Answer 3

Heat exchanger that adds heat to the substance before entering the process

Question 4

Reboiler

Answer 4

A tubular heat exchanger usually located at the bottom of a distillation column or stripper used to supply the necessary column heat

Question 5

Condenser

Answer 5

A exchanger used to covert the substance from a vapor back to liquid

Question 6

After cooler

Answer 6

A heat exchanger located after the final discharge stage of a compressor

Question 7

Intercooler

Answer 7

A heat exchanger used between stages of a compressor to cool the has and remove any liquid before it reaches the next stage

Question 8

Chiller

Answer 8

Devices used to cool a fluid to a temperature below ambient temperature

Question 9

Finfan coolers

Answer 9

Air coolers consisting of banks of finned tubes connected by a external tube sheet that transfer heat from process steams flowing through the tube banks to the atmosphere

Question 10

Economizer

Answer 10

Type of heat exchanger that preheats a fluid with waste heat such as boiler feed water being preheated with flue gasses exiting boiler