FD Fan means Forced Draft Fan

It is a type of Centrifugal Fan used in boilers, furnaces, and kilns to push fresh air into the combustion chamber.

An FD (Forced Draft) Fan

  • It forces fresh air into the furnace or boiler
  • This air helps fuel burn properly

So the FD fan pushes air inside the system.

Where FD Fans are used

1. Boilers

FD fans supply combustion air required to burn fuel.

Used in:

  • Power plants
  • Textile industries
  • Chemical plants
  • Food processing industries

2. Industrial furnaces

FD fans supply air for fuel combustion.

Examples:

  • Oil-fired furnaces
  • Gas furnaces
  • Coal furnaces

3. Kilns

Used to provide air for combustion in:

  • Cement kilns
  • Lime kilns
  • Ceramic kilns

4. Incinerators

FD fans supply air to help burn waste efficiently.