58.How to categorize the type of boilers?

 a) According to the use – Utility  Boiler, Processing type Boiler.

 b) According to the tube content -  Fire tube , Water tube Boilers.

c) According to the furnace  position – Externally fired & Internally fired boiler.

d) According to the circulation  - Natural

e) According to furnace pressure – Balanced draft & pressurized & Forced circulation.