Overview Booster Fan and ID Fan

ID Fan have function remove flue gas from boiler and ESP and then force flue gas through the FGC System to the stack / Chimney.
Trip Interlock :
- High Fan Bearing Vibration
- High Fan Bearing Oil Temperature
- Furnace Pressure High
- Power Failure

Booster Fan have function help ID Fan to remove and force flue gas through the absorber for desulphurization.

The Flue gas will go trough the bypas damper and discharge through chimney when :
- the boiler is starting period
- Flue gas entering into FGD is overflow
- FGD device in malfunction